:root {
    --font: "Inter", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

    --bg: #fafafa;
    --surface: #ffffff;
    --surface-2: #f7f7f8;
    --border: #ededf0;
    --border-strong: #dcdce1;

    --text: #16171d;
    --text-2: #5c5f6b;
    --text-3: #9a9ca7;

    --brand: #4f46e5;
    --brand-hover: #4338ca;
    --brand-soft: #f1f1fd;
    --brand-ring: rgba(79, 70, 229, .18);

    --success: #15924e;
    --success-soft: #edf7f0;
    --warning: #a76a1a;
    --warning-soft: #fbf3e6;
    --danger: #d33b3b;
    --danger-soft: #fbeded;
    --muted: #6b7280;
    --muted-soft: #f0f0f2;

    --shadow-sm: 0 1px 2px rgba(20, 24, 40, .04);
    --shadow: 0 2px 8px rgba(20, 24, 40, .05);
    --shadow-lg: 0 10px 34px rgba(20, 24, 40, .1);

    --radius-sm: 7px;
    --radius: 10px;
    --radius-lg: 14px;

    --sidebar-w: 236px;
    --sidebar-collapsed-w: 64px;
    --header-h: 56px;

    --chart-grid: #ededf0;
    color-scheme: light;
}

[data-theme="dark"] {
    --bg: #0e0f14;
    --surface: #16181f;
    --surface-2: #1d1f28;
    --border: #262832;
    --border-strong: #333643;

    --text: #eceef4;
    --text-2: #a2a6b4;
    --text-3: #6b7080;

    --brand: #7c74f2;
    --brand-hover: #8f88f5;
    --brand-soft: #211f36;
    --brand-ring: rgba(124, 116, 242, .3);

    --success: #3dd07f;
    --success-soft: #17271e;
    --warning: #e0a44a;
    --warning-soft: #2a2114;
    --danger: #f06a6a;
    --danger-soft: #2c1719;
    --muted: #9096a4;
    --muted-soft: #22242e;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);
    --shadow: 0 2px 10px rgba(0, 0, 0, .35);
    --shadow-lg: 0 12px 38px rgba(0, 0, 0, .5);

    --chart-grid: #262832;
    color-scheme: dark;
}

html { transition: none; }

body,
.sidebar,
.topbar,
.card,
.stat,
.input,
.select,
.textarea,
.btn,
.modal,
.dropdown-menu,
table.data th,
table.data td {
    transition: background-color .25s ease, border-color .25s ease, color .2s ease;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    font-size: 13.5px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    font-variant-numeric: tabular-nums;
}

a {
    color: inherit;
    text-decoration: none;
}

h1,
h2,
h3,
h4 {
    margin: 0;
    font-weight: 650;
    letter-spacing: -.01em;
    color: var(--text);
}

.app {
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr;
    min-height: 100vh;
    transition: grid-template-columns .22s cubic-bezier(.4, 0, .2, 1);
}

.app.collapsed {
    grid-template-columns: var(--sidebar-collapsed-w) 1fr;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 14px 12px;
    z-index: 30;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 8px 16px;
}

.brand-logo {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: var(--brand);
    display: grid;
    place-items: center;
    color: #fff;
    flex-shrink: 0;
}

.brand-name {
    font-weight: 650;
    font-size: 14px;
    letter-spacing: -.02em;
}

.brand-sub {
    font-size: 11px;
    color: var(--text-3);
    font-weight: 500;
}

.nav {
    display: flex;
    flex-direction: column;
    gap: 1px;
    margin-top: 4px;
}

.sidebar-bottom {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 12px;
}

.rank-widget {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 10px 11px;
    border-radius: var(--radius);
    background: var(--surface-2);
    border: 1px solid var(--border);
    position: relative;
    transition: border-color .13s, background .13s, transform .1s;
}

.rank-widget:hover { border-color: var(--brand); transform: translateY(-1px); }
.rank-widget:active { transform: translateY(0); }

.rank-badge {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    border-radius: 10px;
    display: grid;
    place-items: center;
    font-size: 13px;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    color: #fff;
    background: var(--brand);
    position: relative;
}

.rank-badge.lb-medal { width: 34px; height: 34px; font-size: 14px; }

.rank-top-1 { border-color: color-mix(in srgb, #f5c542 50%, var(--border)); background: color-mix(in srgb, #f5c542 8%, var(--surface-2)); }
.rank-top-2 { border-color: color-mix(in srgb, #aeb6bf 45%, var(--border)); }
.rank-top-3 { border-color: color-mix(in srgb, #d08a4e 45%, var(--border)); }

.rank-info { min-width: 0; line-height: 1.25; }

.rank-place {
    font-size: 13px;
    font-weight: 650;
    color: var(--text);
}

.rank-place span { color: var(--text-3); font-weight: 500; font-size: 11.5px; }

.rank-score {
    font-size: 11.5px;
    color: var(--success);
    font-weight: 600;
}

.collapsed .rank-widget { justify-content: center; padding: 8px; }
.collapsed .rank-info { display: none; }

.collapsed .rank-widget::after,
.collapsed .support-card::after {
    content: attr(data-tip);
    position: absolute;
    left: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%) scale(.9);
    background: var(--text);
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    padding: 5px 9px;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity .13s, transform .13s;
    z-index: 40;
}

.collapsed .rank-widget:hover::after,
.collapsed .support-card:hover::after { opacity: 1; transform: translateY(-50%) scale(1); }

[data-theme="dark"] .collapsed .nav-item::after,
[data-theme="dark"] .collapsed .rank-widget::after,
[data-theme="dark"] .collapsed .support-card::after {
    background: #2b2e3a;
    color: var(--text);
    box-shadow: 0 4px 14px rgba(0, 0, 0, .5), 0 0 0 1px var(--border-strong);
}

.support-card {
    --tg: #229ed9;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 10px;
    border-radius: var(--radius);
    background: color-mix(in srgb, var(--tg) 7%, var(--surface));
    border: 1px solid color-mix(in srgb, var(--tg) 24%, var(--border));
    position: relative;
    overflow: hidden;
    transition: border-color .13s, background .13s, transform .1s, box-shadow .13s;
}

.support-card:hover {
    background: color-mix(in srgb, var(--tg) 12%, var(--surface));
    border-color: color-mix(in srgb, var(--tg) 55%, var(--border));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--tg) 18%, transparent);
}

.support-card:active { transform: translateY(0); }

.support-icon {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
    display: grid;
    place-items: center;
    color: var(--tg);
}

.support-icon svg { width: 30px; height: 30px; }

.support-info {
    min-width: 0;
    display: flex;
    flex-direction: column;
    line-height: 1.25;
}

.support-title {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.support-user {
    font-size: 11.5px;
    font-weight: 550;
    color: var(--tg);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.support-go {
    margin-left: auto;
    display: grid;
    place-items: center;
    color: var(--text-3);
    flex-shrink: 0;
    transition: transform .15s, color .13s;
}

.support-card:hover .support-go { color: var(--tg); transform: translateX(2px); }

[data-theme="dark"] .support-card {
    --tg: #3aaee0;
    background: color-mix(in srgb, var(--tg) 10%, var(--surface-2));
}

[data-theme="dark"] .support-card:hover { background: color-mix(in srgb, var(--tg) 16%, var(--surface-2)); }

.collapsed .support-card { justify-content: center; padding: 8px; overflow: visible; }
.collapsed .support-info,
.collapsed .support-go { display: none; }
.collapsed .support-icon { width: 26px; height: 26px; }
.collapsed .support-icon svg { width: 26px; height: 26px; }

.contact-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.contact-line {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    font-weight: 550;
    color: #229ed9;
    transition: opacity .13s;
}

.contact-line:hover { opacity: .78; }

[data-theme="dark"] .contact-line { color: #3aaee0; }

.nav-label {
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: var(--text-3);
    font-weight: 600;
    padding: 10px 10px 5px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 10px;
    border-radius: var(--radius-sm);
    color: var(--text-2);
    font-weight: 500;
    font-size: 13px;
    transition: background .13s, color .13s;
    position: relative;
}

.nav-item svg {
    width: 17px;
    height: 17px;
    stroke-width: 2;
    flex-shrink: 0;
    color: var(--text-3);
    transition: color .13s;
}

.nav-item:hover {
    background: var(--surface-2);
    color: var(--text);
}

.nav-item:hover svg {
    color: var(--text-2);
}

.nav-item.active {
    background: var(--brand-soft);
    color: var(--brand);
    font-weight: 550;
}

.nav-item.active svg {
    color: var(--brand);
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.user-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 8px;
    border-radius: var(--radius-sm);
}

.avatar {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: var(--brand-soft);
    color: var(--brand);
    display: grid;
    place-items: center;
    font-weight: 600;
    font-size: 12px;
    flex-shrink: 0;
    overflow: hidden;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nav-item span,
.brand-text,
.user-chip .chip-text {
    white-space: nowrap;
    overflow: hidden;
    transition: opacity .15s;
}

.collapsed .nav-item {
    justify-content: center;
    padding: 8px;
}

.collapsed .nav-item span,
.collapsed .brand-text,
.collapsed .nav-label,
.collapsed .user-chip .chip-text {
    opacity: 0;
    width: 0;
    pointer-events: none;
    display: none;
}

.collapsed .brand,
.collapsed .user-chip {
    justify-content: center;
}

.collapsed .nav-item {
    position: relative;
}

.collapsed .nav-item::after {
    content: attr(data-tip);
    position: absolute;
    left: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%) scale(.9);
    background: var(--text);
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    padding: 5px 9px;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity .13s, transform .13s;
    z-index: 50;
}

.collapsed .nav-item:hover::after {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

.sidebar-toggle {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 7px;
    border: 1px solid var(--border-strong);
    background: var(--surface);
    color: var(--text-3);
    cursor: pointer;
    flex-shrink: 0;
    transition: background .13s, color .13s;
}

.sidebar-toggle:hover {
    background: var(--surface-2);
    color: var(--text);
}

.sidebar-toggle svg {
    width: 16px;
    height: 16px;
    transition: transform .22s;
}

.collapsed .sidebar-toggle svg {
    transform: rotate(180deg);
}

.main {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.topbar {
    min-height: var(--header-h);
    background: color-mix(in srgb, var(--surface) 82%, transparent);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    position: sticky;
    top: 0;
    z-index: 20;
}

.topbar-title h1 {
    font-size: 16px;
    font-weight: 600;
}

.topbar-title p {
    margin: 1px 0 0;
    font-size: 12px;
    color: var(--text-3);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.content {
    padding: 20px;
    width: 100%;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 7px 13px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-family: inherit;
    font-size: 13px;
    font-weight: 550;
    cursor: pointer;
    transition: background .13s, border-color .13s, box-shadow .13s, transform .05s;
    white-space: nowrap;
    line-height: 1.3;
}

.btn:active {
    transform: translateY(.5px);
}

.btn svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.2;
}

.btn-primary {
    background: var(--brand);
    color: #fff;
}

.btn-primary:hover {
    background: var(--brand-hover);
}

.btn-ghost {
    background: var(--surface);
    color: var(--text-2);
    border-color: var(--border-strong);
}

.btn-ghost:hover {
    background: var(--surface-2);
    color: var(--text);
}

.btn-warning {
    background: var(--warning-soft);
    color: var(--warning);
    border-color: transparent;
}

.btn-warning:hover {
    filter: brightness(.97);
}

.btn-danger {
    background: var(--surface);
    color: var(--danger);
    border-color: var(--border-strong);
}

.btn-danger:hover {
    background: var(--danger-soft);
    border-color: var(--danger-soft);
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12.5px;
}

.btn-icon {
    padding: 7px;
    width: 32px;
    height: 32px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.card-pad {
    padding: 16px;
}

.card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}

.card-head h3 {
    font-size: 13.5px;
    font-weight: 600;
}

.grid {
    display: grid;
    gap: 12px;
}

.stat-grid {
    grid-template-columns: repeat(4, 1fr);
}

.stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 15px 16px;
    display: flex;
    align-items: center;
    gap: 13px;
    transition: border-color .15s;
}

.stat:hover {
    border-color: var(--border-strong);
}

.stat-icon {
    width: 38px;
    height: 38px;
    border-radius: 9px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.stat-icon svg {
    width: 19px;
    height: 19px;
    stroke-width: 2;
}

.stat-icon.i-brand { background: var(--brand-soft); color: var(--brand); }
.stat-icon.i-success { background: var(--success-soft); color: var(--success); }
.stat-icon.i-warning { background: var(--warning-soft); color: var(--warning); }
.stat-icon.i-muted { background: var(--muted-soft); color: var(--muted); }

.stat-body {
    min-width: 0;
}

.stat-value {
    font-size: 21px;
    font-weight: 650;
    letter-spacing: -.02em;
    line-height: 1.15;
}

.stat-label {
    color: var(--text-3);
    font-size: 12px;
    font-weight: 500;
    margin-top: 1px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 2px 8px 2px 7px;
    border-radius: 6px;
    font-size: 11.5px;
    font-weight: 550;
    line-height: 1.5;
    border: 1px solid transparent;
}

.badge::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: currentColor;
    flex-shrink: 0;
}

.badge.success { color: var(--success); background: var(--success-soft); border-color: rgba(21, 146, 78, .12); }
.badge.warning { color: var(--warning); background: var(--warning-soft); border-color: rgba(167, 106, 26, .12); }
.badge.danger { color: var(--danger); background: var(--danger-soft); border-color: rgba(211, 59, 59, .12); }
.badge.muted { color: var(--muted); background: var(--muted-soft); border-color: var(--border); }
.badge.brand { color: var(--brand); background: var(--brand-soft); border-color: rgba(79, 70, 229, .1); }

.table-wrap {
    overflow-x: auto;
}

table.data {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

table.data th {
    text-align: left;
    padding: 9px 16px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .03em;
    color: var(--text-3);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

table.data td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

table.data tbody tr:last-child td {
    border-bottom: none;
}

table.data tbody tr {
    transition: background .1s;
}

table.data tbody tr:hover {
    background: var(--surface-2);
}

.cell-main {
    font-weight: 550;
    color: var(--text);
}

.cell-sub {
    color: var(--text-3);
    font-size: 12px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 14px;
}

.field label {
    font-size: 12.5px;
    font-weight: 550;
    color: var(--text-2);
}

.field .hint {
    font-size: 11.5px;
    color: var(--text-3);
}

.input,
.select,
.textarea {
    width: 100%;
    padding: 8px 11px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 13px;
    color: var(--text);
    background: var(--surface);
    transition: border-color .15s, box-shadow .15s;
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px var(--brand-ring);
}

.textarea {
    resize: vertical;
    min-height: 90px;
}

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.switch {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}

.switch input {
    display: none;
}

.switch .track {
    width: 40px;
    height: 23px;
    border-radius: 999px;
    background: var(--border-strong);
    position: relative;
    transition: background .18s;
    flex-shrink: 0;
}

.switch .track::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 19px;
    height: 19px;
    border-radius: 50%;
    background: #fff;
    box-shadow: var(--shadow-sm);
    transition: transform .18s;
}

.switch input:checked + .track {
    background: var(--brand);
}

.switch input:checked + .track::after {
    transform: translateX(17px);
}

.toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.search {
    position: relative;
    flex: 1;
    min-width: 220px;
    max-width: 380px;
}

.search svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 17px;
    height: 17px;
    color: var(--text-3);
}

.search .input {
    padding-left: 38px;
}

.filter-select {
    min-width: 150px;
    width: auto;
}

.sum-pills {
    margin-left: auto;
    display: flex;
    align-items: stretch;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.sum-icon {
    display: grid;
    place-items: center;
    padding: 0 11px;
    color: var(--brand);
    background: var(--brand-soft);
    border-right: 1px solid var(--border);
    flex-shrink: 0;
}

.sum-pill {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 3px;
    padding: 6px 14px;
    white-space: nowrap;
}

.sum-pill + .sum-pill {
    border-left: 1px solid var(--border);
}

.sum-pill.net {
    background: var(--surface-2);
}

.sum-label {
    font-size: 9.5px;
    text-transform: uppercase;
    letter-spacing: .05em;
    font-weight: 600;
    color: var(--text-3);
    line-height: 1;
}

.sum-val {
    font-size: 13px;
    font-weight: 700;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.sum-val.up { color: var(--success); }
.sum-val.down { color: var(--danger); }
.sum-val.flat { color: var(--text-3); }

.sum-val i {
    font-style: normal;
    font-size: 10px;
    font-weight: 500;
    color: var(--text-3);
}

.type-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.type-card {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    padding: 12px;
    cursor: pointer;
    transition: border-color .13s, background .13s;
    background: var(--surface);
    display: flex;
    gap: 11px;
    align-items: flex-start;
}

.type-card:hover {
    border-color: var(--brand);
}

.type-card.selected {
    border-color: var(--brand);
    background: var(--brand-soft);
}

.type-card .tc-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--muted-soft);
    color: var(--text-2);
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.type-card .tc-icon svg { width: 17px; height: 17px; }

.type-card.selected .tc-icon {
    background: var(--brand);
    color: #fff;
}

.type-card h4 {
    font-size: 13px;
    font-weight: 600;
}

.type-card p {
    margin: 2px 0 0;
    font-size: 11.5px;
    color: var(--text-3);
    line-height: 1.35;
}

.empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-3);
}

.empty svg {
    width: 46px;
    height: 46px;
    stroke-width: 1.6;
    margin-bottom: 14px;
    color: var(--border-strong);
}

.empty h3 {
    color: var(--text-2);
    font-size: 16px;
    margin-bottom: 6px;
}

.pagination {
    display: flex;
    gap: 4px;
    justify-content: flex-end;
    margin-top: 14px;
    align-items: center;
}

.pagination a,
.pagination span {
    min-width: 30px;
    height: 30px;
    padding: 0 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--surface);
    font-size: 12.5px;
    font-weight: 500;
    color: var(--text-2);
}

.pagination a:hover {
    background: var(--surface-2);
}

.pagination .active span,
.pagination span[aria-current] {
    background: var(--brand);
    color: #fff;
    border-color: var(--brand);
}

.pagination .disabled span {
    opacity: .45;
}

.alert {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 10px 13px;
    border-radius: var(--radius-sm);
    background: var(--success-soft);
    color: var(--success);
    font-weight: 500;
    font-size: 13px;
    margin-bottom: 14px;
    border: 1px solid rgba(21, 146, 78, .16);
}

.alert svg {
    width: 18px;
    height: 18px;
}

.page-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.page-head .sub {
    color: var(--text-3);
    font-size: 13px;
    margin-top: 3px;
}

.section-grid {
    display: grid;
    grid-template-columns: 1.7fr 1fr;
    gap: 12px;
}

.list-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 1px solid var(--border);
}

.list-row:last-child {
    border-bottom: none;
}

.bar {
    height: 8px;
    border-radius: 999px;
    background: var(--surface-2);
    overflow: hidden;
    flex: 1;
}

.bar > span {
    display: block;
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--brand), #7c6cf0);
}

.mono {
    font-variant-numeric: tabular-nums;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(18, 20, 38, .44);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    z-index: 100;
    opacity: 0;
    transition: opacity .18s ease;
}

.modal-backdrop.open {
    display: flex;
    opacity: 1;
}

.modal-backdrop:nth-of-type(n) { z-index: 100; }
.modal-backdrop.open ~ .modal-backdrop.open { z-index: 110; }

.modal {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 520px;
    max-height: calc(100vh - 48px);
    max-height: calc(100dvh - 48px);
    display: flex;
    flex-direction: column;
    transform: translateY(12px) scale(.97);
    opacity: 0;
    transition: transform .22s cubic-bezier(.34, 1.3, .64, 1), opacity .18s;
}

.modal-backdrop.open .modal {
    transform: none;
    opacity: 1;
}

.modal-sm { max-width: 420px; }
.modal-lg { max-width: 720px; }
.modal-xl { max-width: 920px; }

.modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.modal-head h3 {
    font-size: 15px;
    font-weight: 600;
}

.modal-head .modal-sub {
    font-size: 12px;
    color: var(--text-3);
    margin-top: 2px;
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.modal-foot {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 14px 20px;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}

.confirm-modal .modal { max-width: 400px; }
.confirm-body { display: flex; gap: 14px; padding: 22px 22px 6px; }
.confirm-icon {
    width: 44px; height: 44px; border-radius: 12px; flex-shrink: 0;
    display: grid; place-items: center;
}
.confirm-icon.primary { background: var(--brand-soft); color: var(--brand); }
.confirm-icon.danger { background: var(--danger-soft); color: var(--danger); }
.confirm-texts h3 { font-size: 15.5px; font-weight: 650; margin-bottom: 4px; }
.confirm-msg { font-size: 13.5px; color: var(--text-2); line-height: 1.55; }
.confirm-modal .modal-foot { border-top: none; padding-top: 8px; }
.confirm-modal .btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.confirm-modal .btn-danger:hover { filter: brightness(.94); background: var(--danger); }

.q-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    margin-bottom: 8px;
    background: var(--surface);
    transition: border-color .13s;
}

.q-item:hover {
    border-color: var(--border-strong);
}

.q-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.q-num {
    width: 26px;
    height: 26px;
    border-radius: 8px;
    background: var(--brand-soft);
    color: var(--brand);
    font-weight: 650;
    font-size: 12.5px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.q-body {
    display: flex;
    gap: 12px;
    flex: 1;
}

.q-text {
    font-weight: 550;
}

.q-meta {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.option-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.option-row .input {
    flex: 1;
}

.opt-correct {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    border: 2px solid var(--border-strong);
    cursor: pointer;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    background: var(--surface);
    color: transparent;
    transition: all .12s;
}

.opt-correct.on {
    background: var(--success);
    border-color: var(--success);
    color: #fff;
}

.opt-correct svg {
    width: 14px;
    height: 14px;
    stroke-width: 3;
}

@media (max-width: 1080px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .section-grid { grid-template-columns: 1fr; }
}

.mobile-only { display: none; }
.desktop-only { display: inline-flex; }

.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.nav-scrim {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(18, 20, 38, .4);
    z-index: 29;
    opacity: 0;
    transition: opacity .22s;
}

.profile-menu { position: relative; }

.profile-trigger {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px 4px 4px;
    border: 1px solid var(--border-strong);
    background: var(--surface);
    border-radius: 999px;
    cursor: pointer;
    font-family: inherit;
    transition: background .13s, border-color .13s;
}

.profile-trigger:hover { background: var(--surface-2); }

.profile-trigger .avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
}

.profile-name {
    font-size: 13px;
    font-weight: 550;
    color: var(--text);
}

.profile-trigger svg { color: var(--text-3); transition: transform .18s; }
.profile-menu.open .profile-trigger svg { transform: rotate(180deg); }

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 220px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 6px;
    opacity: 0;
    transform: translateY(-6px) scale(.98);
    transform-origin: top right;
    pointer-events: none;
    transition: opacity .16s, transform .16s;
    z-index: 60;
}

.profile-menu.open .dropdown-menu {
    opacity: 1;
    transform: none;
    pointer-events: auto;
}

.dropdown-head {
    padding: 8px 10px 10px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 6px;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-2);
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    text-align: left;
    transition: background .12s, color .12s;
}

.dropdown-item:hover { background: var(--surface-2); color: var(--text); }
.dropdown-item svg { color: var(--text-3); }
.dropdown-item:hover svg { color: var(--text-2); }
.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger svg { color: var(--danger); }
.dropdown-item.danger:hover { background: var(--danger-soft); }

.dropdown-divider {
    height: 1px;
    background: var(--border);
    margin: 6px 0;
}

@media (max-width: 1080px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .section-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
    .mobile-only { display: inline-flex; }
    .desktop-only { display: none; }
    .app,
    .app.collapsed { grid-template-columns: 1fr; }
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        transform: translateX(-100%);
        transition: transform .25s cubic-bezier(.4, 0, .2, 1);
        width: var(--sidebar-w);
        box-shadow: var(--shadow-lg);
    }
    .app.nav-open .sidebar { transform: none; }
    .app.nav-open .nav-scrim { display: block; opacity: 1; }
    .collapsed .nav-item span,
    .collapsed .brand-text,
    .collapsed .nav-label { opacity: 1; width: auto; display: block; }
    .collapsed .nav-item { justify-content: flex-start; padding: 7px 10px; }
    .collapsed .nav-item::after { display: none; }
    .field-row { grid-template-columns: 1fr; }
    .stat-grid { grid-template-columns: 1fr; }
    .type-cards,
    .type-cards-4,
    .type-cards-5 { grid-template-columns: 1fr; }
    .content { padding: 14px; }
    .topbar { padding: 8px 14px; }
    .topbar-title p { display: none; }
}

.toast-wrap {
    position: fixed;
    top: 18px;
    right: 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 200;
    pointer-events: none;
    max-width: calc(100vw - 36px);
}

.toast {
    --toast-accent: var(--brand);
    pointer-events: auto;
    display: flex;
    align-items: flex-start;
    gap: 11px;
    width: 340px;
    max-width: 100%;
    padding: 13px 13px 13px 14px;
    border-radius: 12px;
    background: color-mix(in srgb, var(--surface) 82%, transparent);
    backdrop-filter: blur(14px) saturate(160%);
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px rgba(20, 24, 40, .14), 0 2px 6px rgba(20, 24, 40, .06);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateX(120%) scale(.96);
    transition: transform .42s cubic-bezier(.21, 1.02, .35, 1), opacity .3s ease;
}

.toast.show {
    opacity: 1;
    transform: translateX(0) scale(1);
}

.toast.hide {
    opacity: 0;
    transform: translateX(120%) scale(.96);
    transition: transform .34s cubic-bezier(.5, 0, .75, 0), opacity .3s ease;
}

.toast::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--toast-accent);
}

.toast-icon {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    color: #fff;
    background: var(--toast-accent);
    animation: toast-pop .4s cubic-bezier(.34, 1.56, .64, 1) .08s both;
}

.toast-icon svg { width: 15px; height: 15px; }

@keyframes toast-pop {
    from { transform: scale(0); }
    60% { transform: scale(1.18); }
    to { transform: scale(1); }
}

.toast-content { flex: 1; min-width: 0; padding-top: 1px; }

.toast-title {
    font-size: 12.5px;
    font-weight: 650;
    color: var(--text);
    line-height: 1.3;
}

.toast-msg {
    font-size: 12.5px;
    font-weight: 450;
    color: var(--text-2);
    margin-top: 1px;
    line-height: 1.4;
    word-break: break-word;
}

.toast-close {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border: none;
    background: none;
    color: var(--text-3);
    cursor: pointer;
    border-radius: 6px;
    display: grid;
    place-items: center;
    transition: background .12s, color .12s;
    margin: -2px -2px 0 0;
}

.toast-close:hover { background: var(--surface-2); color: var(--text); }
.toast-close svg { width: 14px; height: 14px; }

.toast-bar {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 100%;
    background: var(--toast-accent);
    opacity: .35;
    transform-origin: left;
    animation: toast-countdown linear forwards;
}

.toast.paused .toast-bar { animation-play-state: paused; }

@keyframes toast-countdown {
    from { transform: scaleX(1); }
    to { transform: scaleX(0); }
}

.toast-success { --toast-accent: var(--success); }
.toast-error { --toast-accent: var(--danger); }
.toast-info { --toast-accent: var(--brand); }

@media (max-width: 560px) {
    .toast-wrap {
        top: auto;
        bottom: 14px;
        left: 14px;
        right: 14px;
    }
    .toast { width: 100%; }
}

.field-error {
    font-size: 11.5px;
    color: var(--danger);
    font-weight: 500;
    animation: shake .3s;
}

.input.invalid,
.select.invalid,
.textarea.invalid {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(211, 59, 59, .12);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-3px); }
    75% { transform: translateX(3px); }
}

.btn.loading {
    color: transparent !important;
    pointer-events: none;
    position: relative;
}

.btn.loading::after {
    content: "";
    position: absolute;
    width: 15px;
    height: 15px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    color: #fff;
    animation: spin .6s linear infinite;
}

.btn-ghost.loading::after { color: var(--text-2); }

@keyframes spin {
    to { transform: rotate(360deg); }
}

.pw-wrap {
    position: relative;
}

.pw-wrap .input {
    padding-right: 40px;
}

.pw-toggle {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    border: none;
    background: none;
    color: var(--text-3);
    cursor: pointer;
    border-radius: 6px;
    transition: color .13s, background .13s;
}

.pw-toggle:hover {
    color: var(--text-2);
    background: var(--surface-2);
}

.pw-toggle svg { width: 17px; height: 17px; }
.pw-toggle .icon-off { display: none; }
.pw-toggle[data-state="on"] .icon-on { display: none; }
.pw-toggle[data-state="on"] .icon-off { display: block; }

.tabs {
    display: flex;
    gap: 2px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 18px;
}

.tab {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 14px;
    font-size: 13px;
    font-weight: 550;
    color: var(--text-3);
    cursor: pointer;
    border: none;
    background: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color .13s, border-color .13s;
    font-family: inherit;
}

.tab svg { width: 16px; height: 16px; }

.tab:hover {
    color: var(--text-2);
}

.tab.active {
    color: var(--brand);
    border-bottom-color: var(--brand);
}

.tab-panel {
    display: none;
    animation: fade-in .25s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: none; }
}

.avatar-edit {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.avatar-lg {
    width: 72px;
    height: 72px;
    border-radius: 16px;
    background: var(--brand-soft);
    color: var(--brand);
    display: grid;
    place-items: center;
    font-weight: 650;
    font-size: 24px;
    overflow: hidden;
    flex-shrink: 0;
    position: relative;
}

.avatar-lg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.session-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.session-row:last-child { border-bottom: none; }

.session-icon {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    background: var(--surface-2);
    color: var(--text-2);
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.content > * {
    animation: page-in .3s ease;
}

@keyframes page-in {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: none; }
}

@media (max-width: 860px) {
    .app.collapsed { grid-template-columns: 1fr; }
}

.auth-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f6f6fc 0%, #fafafa 60%, #f4f7fb 100%);
}

.auth-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: .5;
    animation: float 14s ease-in-out infinite;
}

.orb-1 {
    width: 380px;
    height: 380px;
    background: #c7c4f5;
    top: -80px;
    left: -60px;
}

.orb-2 {
    width: 320px;
    height: 320px;
    background: #b9d4f0;
    bottom: -100px;
    right: -40px;
    animation-delay: -5s;
}

.orb-3 {
    width: 260px;
    height: 260px;
    background: #d9c9f0;
    top: 40%;
    left: 55%;
    animation-delay: -9s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -25px) scale(1.06); }
    66% { transform: translate(-20px, 20px) scale(.96); }
}

.auth-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 400px;
    background: rgba(255, 255, 255, .82);
    backdrop-filter: blur(18px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, .7);
    border-radius: 20px;
    padding: 36px 32px;
    box-shadow: 0 20px 60px rgba(30, 30, 70, .12);
    animation: card-in .5s cubic-bezier(.34, 1.2, .64, 1);
}

@keyframes card-in {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: none; }
}

.auth-brand {
    margin-bottom: 20px;
}

.auth-brand .brand-logo {
    box-shadow: 0 10px 24px rgba(79, 70, 229, .3);
}

.auth-title {
    font-size: 23px;
    font-weight: 650;
    letter-spacing: -.02em;
}

.auth-sub {
    margin: 6px 0 26px;
    color: var(--text-3);
    font-size: 13.5px;
    line-height: 1.5;
}

[data-theme="dark"] .auth-body {
    background: linear-gradient(135deg, #0c0d13 0%, #0e0f14 55%, #101420 100%);
}

[data-theme="dark"] .orb { opacity: .32; }
[data-theme="dark"] .orb-1 { background: #4f46e5; }
[data-theme="dark"] .orb-2 { background: #2563a8; }
[data-theme="dark"] .orb-3 { background: #6d4fd0; }

[data-theme="dark"] .auth-card {
    background: color-mix(in srgb, var(--surface) 78%, transparent);
    border-color: var(--border);
    box-shadow: 0 24px 64px rgba(0, 0, 0, .55);
}

.tg-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 22px 0;
}

.tg-step {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.4;
}

.tg-num {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--brand-soft);
    color: var(--brand);
    font-weight: 700;
    font-size: 12.5px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.auth-hint {
    margin: 16px 0 0;
    font-size: 11.5px;
    color: var(--text-3);
    text-align: center;
}

.alert-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius);
    font-size: 13px;
    line-height: 1.45;
    border: 1px solid var(--border);
    background: var(--surface-2, var(--surface));
    color: var(--text-2);
}

.alert-bar svg { flex-shrink: 0; }

.alert-bar.warning {
    border-color: color-mix(in srgb, var(--warning) 40%, var(--border));
    background: color-mix(in srgb, var(--warning) 12%, var(--surface));
    color: color-mix(in srgb, var(--warning) 70%, var(--text-1));
}

.deposit-drop {
    display: block;
    cursor: pointer;
    border: 1.5px dashed var(--border-strong);
    border-radius: var(--radius);
    padding: 26px 16px;
    text-align: center;
    transition: border-color .15s, background .15s;
    background: var(--surface-2, var(--surface));
}

.deposit-drop:hover {
    border-color: var(--brand);
    background: var(--brand-soft);
}

.deposit-drop-empty svg { color: var(--text-3); }

.deposit-drop.has-file {
    padding: 12px;
    border-style: solid;
    border-color: var(--brand);
    background: var(--brand-soft);
    text-align: left;
}
.deposit-drop.has-file .deposit-drop-empty { display: none; }
.deposit-drop.has-file .deposit-chosen { display: flex; }

.deposit-chosen { display: none; align-items: center; gap: 12px; }

.deposit-thumb {
    position: relative;
    flex: 0 0 auto;
    width: 54px;
    height: 54px;
    border-radius: 9px;
    overflow: hidden;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    display: grid;
    place-items: center;
}
.deposit-thumb img { width: 100%; height: 100%; object-fit: cover; display: none; }
.deposit-thumb .deposit-thumb-icon { display: none; color: var(--danger); }
.deposit-thumb.is-image img { display: block; }
.deposit-thumb.is-pdf .deposit-thumb-icon { display: block; }

.deposit-chosen-body { min-width: 0; flex: 1; }
.deposit-chosen-name {
    font-size: 13px; font-weight: 600; line-height: 1.35;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; word-break: break-word;
}
.deposit-chosen-body .cell-sub { margin-top: 1px; }
.deposit-change {
    margin-top: 5px;
    display: inline-flex; align-items: center; gap: 4px;
    font-size: 11.5px; font-weight: 600; color: var(--brand);
}
.deposit-change svg { color: var(--brand); }

.pay-card {
    position: relative;
    overflow: hidden;
    border-radius: 14px;
    padding: 16px 18px 15px;
    cursor: pointer;
    color: #fff;
    background: linear-gradient(135deg, #4f46e5 0%, #6d4fd0 55%, #2563a8 100%);
    box-shadow: 0 10px 26px rgba(79, 70, 229, .28);
    transition: transform .12s, box-shadow .12s;
    user-select: none;
}

.pay-card:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(79, 70, 229, .36); }
.pay-card:active { transform: translateY(0); }
.pay-card.copied { box-shadow: 0 0 0 2px var(--success), 0 10px 26px rgba(22, 163, 74, .3); }

.pay-card-shine {
    position: absolute;
    top: -60%;
    right: -20%;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(255, 255, 255, .22), transparent 60%);
    pointer-events: none;
}

.pay-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
    position: relative;
}

.pay-card-label { font-size: 12px; opacity: .85; letter-spacing: .02em; }
.pay-card-top svg { opacity: .9; }

.pay-card-number {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 19px;
    font-weight: 650;
    letter-spacing: .06em;
    position: relative;
}

.pay-card-copy {
    display: grid;
    place-items: center;
    opacity: .75;
    transition: opacity .12s, transform .12s;
}

.pay-card:hover .pay-card-copy { opacity: 1; }
.pay-card.copied .pay-card-copy { transform: scale(1.2); opacity: 1; }

.pay-card-holder {
    margin-top: 12px;
    font-size: 12.5px;
    text-transform: uppercase;
    letter-spacing: .05em;
    opacity: .92;
    position: relative;
}

.rate-card {
    padding: 20px 22px;
    margin-bottom: 16px;
    text-align: center;
}

.rate-head {
    font-size: 15px;
    font-weight: 650;
    letter-spacing: -.01em;
}

.rate-stars {
    display: inline-flex;
    gap: 4px;
    margin: 4px 0;
}

.rate-star {
    background: none;
    border: none;
    padding: 3px;
    cursor: pointer;
    color: var(--border-strong);
    line-height: 0;
    transition: color .12s, transform .12s;
}

.rate-star:hover { transform: scale(1.12); }
.rate-star.on { color: #f5a623; }
.rate-star.on svg { fill: #f5a623; }

.rate-stars[data-readonly] .rate-star { cursor: default; padding: 2px; }
.rate-stars[data-readonly] .rate-star:hover { transform: none; }

.rate-done { display: flex; flex-direction: column; align-items: center; gap: 6px; }

.rating-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12.5px;
    color: var(--text-2);
    font-weight: 600;
}

.rating-badge svg { color: #f5a623; fill: #f5a623; flex-shrink: 0; }
.rating-badge .rating-count { color: var(--text-3); font-weight: 400; font-size: 11.5px; }
.rating-badge.rating-empty { color: var(--text-3); }
.rating-badge.rating-empty svg { color: var(--border-strong); fill: var(--border-strong); }

.video-analysis {
    padding: 14px 16px 16px;
    margin-bottom: 12px;
}

.video-analysis-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.video-analysis-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    background: var(--brand-soft);
    color: var(--brand);
}

.video-analysis-meta { flex: 1; min-width: 0; }
.video-analysis-title { display: block; font-weight: 600; letter-spacing: -.01em; }

.video-analysis-ext {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    color: var(--text-3);
    transition: background .12s, color .12s;
}
.video-analysis-ext:hover { background: var(--surface-2); color: var(--text-1); }

.video-analysis-frame {
    position: relative;
    display: block;
    width: 100%;
    padding: 0;
    border: none;
    cursor: pointer;
    overflow: hidden;
    border-radius: var(--radius-sm);
    aspect-ratio: 16 / 9;
    background: #000;
}

.video-analysis-frame img,
.video-analysis-frame iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    object-fit: cover;
}

.video-analysis-frame::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.28));
    transition: background .15s;
}
.video-analysis-frame:hover::after { background: linear-gradient(180deg, rgba(0,0,0,0), rgba(0,0,0,.18)); }

.video-analysis-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    line-height: 0;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,.35));
    transition: transform .15s;
}
.video-analysis-frame:hover .video-analysis-play { transform: translate(-50%, -50%) scale(1.06); }

.video-analysis-play svg { display: block; }
.video-analysis-play .yt-bg { fill: #f00; opacity: .92; }
.video-analysis-frame:hover .video-analysis-play .yt-bg { opacity: 1; }
.video-analysis-play .yt-tri { fill: #fff; }

.video-analysis.is-playing .video-analysis-frame::after,
.video-analysis.is-playing .video-analysis-play { display: none; }
.video-analysis.is-playing .video-analysis-frame { cursor: default; }

.card-head h3 { display: inline-flex; align-items: center; gap: 7px; }
.card-head h3 svg { color: #f5a623; }

.lb-you {
    margin-left: 6px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .03em;
    text-transform: uppercase;
    padding: 2px 7px;
    border-radius: 999px;
    background: var(--brand);
    color: #fff;
    vertical-align: middle;
}

.lb-table td { vertical-align: middle; }

.lb-student { display: flex; align-items: center; gap: 11px; }

.lb-avatar {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    display: grid;
    place-items: center;
    background: var(--brand-soft);
    color: var(--brand);
    font-weight: 650;
    font-size: 12.5px;
}

.lb-avatar img { width: 100%; height: 100%; object-fit: cover; }

.lb-num {
    display: inline-grid;
    place-items: center;
    width: 26px;
    height: 26px;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-3);
}

.lb-medal {
    position: relative;
    display: inline-grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-size: 13px;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    isolation: isolate;
}

.lb-medal::before {
    content: "";
    position: absolute;
    inset: 3px;
    border-radius: 50%;
    background: var(--surface);
    z-index: -1;
}

.lb-medal::after {
    content: "";
    position: absolute;
    top: 4px;
    left: 6px;
    width: 9px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .7);
    filter: blur(1px);
    z-index: 1;
    pointer-events: none;
}

.lb-medal-1 {
    background: conic-gradient(from 220deg, #d99500, #ffe488, #d99500, #b87c00, #ffe488, #d99500);
    color: #8a6200;
    box-shadow: 0 2px 8px rgba(224, 168, 0, .45);
}

.lb-medal-2 {
    background: conic-gradient(from 220deg, #9aa3ae, #f4f7fa, #9aa3ae, #7d8792, #f4f7fa, #9aa3ae);
    color: #5c6672;
    box-shadow: 0 2px 8px rgba(150, 160, 175, .4);
}

.lb-medal-3 {
    background: conic-gradient(from 220deg, #b9702f, #f0b380, #b9702f, #96551f, #f0b380, #b9702f);
    color: #814d1f;
    box-shadow: 0 2px 8px rgba(194, 118, 58, .4);
}

.lb-rating {
    font-weight: 800;
    font-size: 14.5px;
    color: var(--success);
}

.lb-tr { transition: background .12s; }
.lb-tr:hover { background: var(--surface-2); }

.lb-tr.lb-top td { font-weight: 500; }
.lb-tr.lb-top-1 { background: color-mix(in srgb, #f5c542 12%, transparent); box-shadow: inset 3px 0 0 #e0a800; }
.lb-tr.lb-top-2 { background: color-mix(in srgb, #aeb6bf 12%, transparent); box-shadow: inset 3px 0 0 #9aa3ae; }
.lb-tr.lb-top-3 { background: color-mix(in srgb, #d08a4e 12%, transparent); box-shadow: inset 3px 0 0 #c2763a; }
.lb-tr.lb-top-1:hover { background: color-mix(in srgb, #f5c542 18%, transparent); }
.lb-tr.lb-top-2:hover { background: color-mix(in srgb, #aeb6bf 18%, transparent); }
.lb-tr.lb-top-3:hover { background: color-mix(in srgb, #d08a4e 18%, transparent); }

.lb-tr.me { outline: 2px solid var(--brand); outline-offset: -2px; }
.lb-tr.me .cell-main { color: var(--brand); }

[data-theme="dark"] .lb-tr.lb-top-1 { background: color-mix(in srgb, #f5c542 16%, transparent); }
[data-theme="dark"] .lb-tr.lb-top-2 { background: color-mix(in srgb, #c3ccd6 14%, transparent); }
[data-theme="dark"] .lb-tr.lb-top-3 { background: color-mix(in srgb, #e39a5c 15%, transparent); }
[data-theme="dark"] .lb-tr.lb-top-1:hover { background: color-mix(in srgb, #f5c542 24%, transparent); }
[data-theme="dark"] .lb-tr.lb-top-2:hover { background: color-mix(in srgb, #c3ccd6 22%, transparent); }
[data-theme="dark"] .lb-tr.lb-top-3:hover { background: color-mix(in srgb, #e39a5c 23%, transparent); }

.rank-badge.muted { background: var(--surface); color: var(--text-2); border: 1px solid var(--border-strong); }
[data-theme="dark"] .rank-top-1 { background: color-mix(in srgb, #f5c542 12%, var(--surface-2)); }

.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 18px 0;
    color: var(--text-3);
    font-size: 12px;
}

.auth-divider::before,
.auth-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--border);
}

.enter-spinner {
    width: 42px;
    height: 42px;
    margin: 0 auto;
    border: 3px solid var(--border-strong);
    border-top-color: var(--brand);
    border-radius: 50%;
    animation: spin .7s linear infinite;
}

.auth-form .field label {
    font-size: 12.5px;
}

.input-icon {
    position: relative;
}

.input-icon svg {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-3);
    pointer-events: none;
}

.input-icon .input {
    padding-left: 38px;
}

.test-modal-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 20px;
    align-items: start;
}

.test-modal-questions {
    border-left: 1px solid var(--border);
    padding-left: 20px;
    position: sticky;
    top: 0;
}

.q-col-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.q-col-head h4 {
    font-size: 13.5px;
    font-weight: 600;
}

.q-list-scroll {
    max-height: 420px;
    overflow-y: auto;
    margin: 0 -4px;
    padding: 0 4px;
}

.q-list-scroll .q-item {
    padding: 10px 12px;
}

.q-empty-hint {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px 12px;
    color: var(--text-3);
    gap: 8px;
}

.q-empty-hint svg { color: var(--border-strong); }
.q-empty-hint p { margin: 0; font-size: 12.5px; }

.test-modal-questions.locked .q-col-head button { pointer-events: none; }

@media (max-width: 780px) {
    .test-modal-grid { grid-template-columns: 1fr; }
    .test-modal-questions {
        border-left: none;
        border-top: 1px solid var(--border);
        padding-left: 0;
        padding-top: 18px;
    }
}

.set-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 11px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}

.set-row:last-child { border-bottom: none; }
.set-row > span:first-child { color: var(--text-2); }
.set-row b { font-weight: 550; }

.type-cards-4 { grid-template-columns: repeat(4, 1fr); }
.type-cards-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 980px) { .type-cards-5 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 720px) { .type-cards-4, .type-cards-5 { grid-template-columns: repeat(2, 1fr); } }

.answer-zone {
    margin-top: 6px;
    padding-top: 16px;
    border-top: 1px dashed var(--border-strong);
}

.answer-panel {
    animation: fade-in .25s ease;
}

.answer-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.answer-title {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text);
}

.answer-title svg { color: var(--brand); }

.answer-desc {
    font-size: 12px;
    color: var(--text-3);
    margin-top: 3px;
}

.answer-tools {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    flex-wrap: wrap;
}

.mini-field {
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-size: 11.5px;
    font-weight: 550;
    color: var(--text-2);
}

.seg-picker {
    display: inline-flex;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2px;
    gap: 2px;
}

.seg-picker .seg {
    border: none;
    background: none;
    padding: 6px 11px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 550;
    color: var(--text-2);
    cursor: pointer;
    font-family: inherit;
    transition: background .13s, color .13s, box-shadow .13s;
}

.seg-picker .seg.on {
    background: var(--surface);
    color: var(--brand);
    box-shadow: var(--shadow-sm);
}

.answer-progress {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.answer-progress .bar {
    height: 6px;
    flex: 1;
    background: var(--surface-2);
    border-radius: 999px;
    overflow: hidden;
}

.answer-progress .bar > span {
    display: block;
    height: 100%;
    width: 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--brand), #7c6cf0);
    transition: width .25s ease;
}

.answer-progress small { color: var(--text-3); }

.key-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 8px;
}

.key-cell {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px 6px 10px;
    border: 1px solid var(--border);
    border-radius: 9px;
    background: var(--surface);
    transition: border-color .13s;
}

.key-cell.filled { border-color: var(--brand-soft); background: var(--brand-soft); }

.key-num {
    font-size: 12px;
    font-weight: 650;
    color: var(--text-2);
    min-width: 20px;
    text-align: center;
}

.letters {
    display: flex;
    gap: 3px;
    flex: 1;
}

.letters .lt {
    flex: 1;
    border: 1px solid var(--border-strong);
    background: var(--surface);
    color: var(--text-2);
    font-size: 12px;
    font-weight: 600;
    padding: 5px 0;
    border-radius: 6px;
    cursor: pointer;
    text-align: center;
    transition: all .1s;
    font-family: inherit;
}

.letters .lt:hover { border-color: var(--brand); color: var(--brand); }

.letters .lt.on {
    background: var(--brand);
    border-color: var(--brand);
    color: #fff;
    box-shadow: 0 2px 6px var(--brand-ring);
}

.closed-list {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.closed-row {
    display: flex;
    align-items: center;
    gap: 9px;
}

.closed-row .num {
    width: 26px;
    height: 26px;
    border-radius: 7px;
    background: var(--surface-2);
    color: var(--text-2);
    font-size: 12px;
    font-weight: 650;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.closed-row .input { flex: 1; }

.block-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.block-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    animation: fade-in .2s ease;
}

.block-card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
}

.block-badge {
    width: 24px;
    height: 24px;
    border-radius: 7px;
    background: var(--brand);
    color: #fff;
    font-size: 12px;
    font-weight: 650;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.block-card-head .input { flex: 1; }
.block-card-body { padding: 12px; }

.block-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px;
    gap: 8px;
    color: var(--text-3);
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius);
}

.block-empty svg { color: var(--border-strong); }
.block-empty p { margin: 0; font-size: 12.5px; }

.rasch-top {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface-2);
    margin-bottom: 14px;
}

.rasch-progress-card {
    position: relative;
    width: 64px;
    height: 64px;
    flex-shrink: 0;
}

.rasch-ring {
    width: 64px;
    height: 64px;
    transform: rotate(-90deg);
}

.rasch-ring .ring-bg {
    fill: none;
    stroke: var(--border);
    stroke-width: 4;
}

.rasch-ring .ring-fill {
    fill: none;
    stroke: var(--brand);
    stroke-width: 4;
    stroke-linecap: round;
    stroke-dasharray: 119.4;
    stroke-dashoffset: 119.4;
    transition: stroke-dashoffset .35s ease;
}

.rasch-progress-num {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    color: var(--text-2);
}

.rasch-progress-num b { color: var(--text); font-weight: 700; }

.rasch-tools { display: flex; gap: 8px; }

.rasch-config {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    padding: 12px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 14px;
}

.rasch-section {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 12px;
}

.rasch-sec-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 13px;
    font-size: 12.5px;
    font-weight: 600;
    color: #fff;
}

.rasch-sec-head.sec-blue { background: linear-gradient(90deg, #4f46e5, #6366f1); }
.rasch-sec-head.sec-amber { background: linear-gradient(90deg, #b45309, #d97706); }
.rasch-sec-head.sec-green { background: linear-gradient(90deg, #15803d, #16a34a); }

.rasch-badge {
    background: rgba(255, 255, 255, .22);
    padding: 2px 9px;
    border-radius: 999px;
    font-size: 11px;
    letter-spacing: .06em;
}

.rasch-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 8px;
    padding: 12px;
}

.rasch-q {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 8px;
    border: 1px solid var(--border);
    border-radius: 9px;
    transition: border-color .13s, background .13s;
}

.rasch-q.filled { border-color: var(--brand-soft); background: var(--brand-soft); }
.rasch-q .rq-num { font-size: 11.5px; font-weight: 650; color: var(--text-2); min-width: 18px; }

.rasch-q .letters .lt { padding: 4px 0; font-size: 11px; }

.rasch-written {
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.rasch-w-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--surface);
    transition: border-color .13s;
}

.rasch-w-card.is-file {
    border-color: rgba(21, 146, 78, .3);
    background: var(--success-soft);
}

.rasch-w-head {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 8px 12px;
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
}

.rasch-w-card.is-file .rasch-w-head {
    background: rgba(21, 146, 78, .08);
    border-bottom-color: rgba(21, 146, 78, .18);
}

.rasch-w-head .rq-badge {
    width: 24px;
    height: 24px;
    border-radius: 7px;
    background: var(--success);
    color: #fff;
    font-size: 11.5px;
    font-weight: 650;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.rasch-w-title {
    font-size: 12.5px;
    font-weight: 550;
    color: var(--text-2);
    flex: 1;
}

.rasch-w-tools {
    display: flex;
    align-items: center;
    gap: 8px;
}

.esse-toggle {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    user-select: none;
    font-size: 11.5px;
    font-weight: 550;
    color: var(--text-2);
}

.esse-toggle input { display: none; }

.esse-toggle .esse-track {
    width: 32px;
    height: 18px;
    border-radius: 999px;
    background: var(--border-strong);
    position: relative;
    transition: background .16s;
}

.esse-toggle .esse-track::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    transition: transform .16s;
}

.esse-toggle input:checked + .esse-track { background: var(--success); }
.esse-toggle input:checked + .esse-track::after { transform: translateX(14px); }

.rasch-w-body { padding: 12px; }

.esse-answers {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 8px;
}

.esse-answer {
    display: flex;
    align-items: center;
    gap: 8px;
}

.esse-answer .ea-num {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    background: var(--success-soft);
    color: var(--success);
    font-size: 11px;
    font-weight: 650;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.esse-answer .input { flex: 1; }

.esse-note {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 11px 13px;
    border-radius: var(--radius-sm);
    background: var(--success-soft);
    color: var(--success);
}

.esse-note svg { width: 20px; height: 20px; flex-shrink: 0; }
.esse-note b { display: block; font-size: 13px; }
.esse-note span { font-size: 11.5px; color: var(--text-2); }

.settings-tabs {
    overflow-x: auto;
    scrollbar-width: none;
}
.settings-tabs::-webkit-scrollbar { display: none; }
.settings-tabs .tab { white-space: nowrap; }

.form-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.loader-line {
    padding: 24px;
    text-align: center;
    color: var(--text-3);
    font-size: 13px;
}

.act-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}

.act-row:last-child { border-bottom: none; }

.act-icon {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.act-icon.brand { background: var(--brand-soft); color: var(--brand); }
.act-icon.success { background: var(--success-soft); color: var(--success); }
.act-icon.danger { background: var(--danger-soft); color: var(--danger); }
.act-icon.muted { background: var(--muted-soft); color: var(--muted); }

.act-main { flex: 1; min-width: 0; }
.act-title { font-size: 13px; font-weight: 550; }
.act-meta { font-size: 11.5px; color: var(--text-3); margin-top: 2px; font-variant-numeric: tabular-nums; }

.act-changes {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin-top: 7px;
    padding: 8px 10px;
    background: var(--surface-2);
    border-radius: var(--radius-sm);
}

.act-change {
    font-size: 11.5px;
    color: var(--text-2);
    font-variant-numeric: tabular-nums;
    word-break: break-word;
}

.act-change b { color: var(--text); font-weight: 600; }

.act-ago {
    font-size: 11.5px;
    white-space: nowrap;
    flex-shrink: 0;
}

.activity-foot {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 14px;
    border-top: 1px solid var(--border);
}

@media (max-width: 620px) {
    .act-ago { display: none; }
    .settings-tabs .tab span { display: none; }
    .settings-tabs .tab { padding: 9px 12px; }
}

.balance-pill {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 34px;
    padding: 0 6px 0 11px;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--brand) 35%, var(--border-strong));
    background: var(--brand-soft);
    color: var(--brand);
    cursor: pointer;
    font-size: 13px;
    white-space: nowrap;
    flex-shrink: 0;
    transition: background .13s, border-color .13s, transform .1s;
}

.balance-pill:hover {
    background: color-mix(in srgb, var(--brand) 18%, var(--surface));
    border-color: var(--brand);
}

.balance-pill:active { transform: scale(.97); }

.balance-pill-icon { display: grid; place-items: center; }

.balance-pill-val { font-weight: 700; letter-spacing: -.01em; }

.balance-pill-unit { color: color-mix(in srgb, var(--brand) 75%, var(--text-2)); font-size: 12px; }

.balance-pill-plus {
    display: grid;
    place-items: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--brand);
    color: #fff;
    margin-left: 2px;
}

.theme-toggle {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    border: 1px solid var(--border-strong);
    background: var(--surface);
    color: var(--text-2);
    cursor: pointer;
    display: grid;
    place-items: center;
    position: relative;
    overflow: hidden;
    transition: background .13s, color .13s, border-color .13s;
    flex-shrink: 0;
}

.theme-toggle:hover { background: var(--surface-2); color: var(--text); }

.theme-toggle span {
    grid-area: 1 / 1;
    display: grid;
    place-items: center;
    transition: transform .4s cubic-bezier(.34, 1.56, .64, 1), opacity .3s;
}

.theme-toggle .ic-sun { transform: rotate(0) scale(1); opacity: 1; }
.theme-toggle .ic-moon { transform: rotate(-90deg) scale(.4); opacity: 0; }

[data-theme="dark"] .theme-toggle .ic-sun { transform: rotate(90deg) scale(.4); opacity: 0; }
[data-theme="dark"] .theme-toggle .ic-moon { transform: rotate(0) scale(1); opacity: 1; }

.chart-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.chart-card { overflow: hidden; }
.chart-card.span-2 { grid-column: span 2; }
.chart-card .card-pad { padding: 10px 14px 14px; }

.stat-anim { animation: stat-in .5s cubic-bezier(.34, 1.3, .64, 1) both; }
.stat-anim:nth-child(2) { animation-delay: .06s; }
.stat-anim:nth-child(3) { animation-delay: .12s; }
.stat-anim:nth-child(4) { animation-delay: .18s; }

@keyframes stat-in {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: none; }
}

.chart-card { animation: card-rise .5s ease both; }

@keyframes card-rise {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: none; }
}

@media (max-width: 1080px) {
    .chart-grid { grid-template-columns: repeat(2, 1fr); }
    .chart-card.span-2 { grid-column: span 2; }
}

@media (max-width: 760px) {
    .chart-grid { grid-template-columns: 1fr; }
    .chart-card.span-2 { grid-column: span 1; }
}

#book-stats .stat { padding: 13px 14px; }
#book-stats .stat-value { font-size: 18px; }
.bs-cards { margin-bottom: 14px; }
.bs-charts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 14px;
}
.bs-charts .chart-card,
.bs-recent { animation: card-rise .45s ease both; }
.bs-recent .card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 16px;
    border-bottom: 1px solid var(--border);
}
.bs-recent .card-head h3 { font-size: 14px; font-weight: 600; }

@media (max-width: 720px) {
    #book-stats .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .bs-charts { grid-template-columns: 1fr; }
}
@media (max-width: 460px) {
    #book-stats .stat-grid { grid-template-columns: 1fr; }
}

.fin-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin: 4px 0 14px;
    flex-wrap: wrap;
}

.fin-title { font-size: 15px; font-weight: 650; }

.approval-legend {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.apl-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: var(--text-2);
}

.apl-item b { margin-left: auto; color: var(--text); font-weight: 650; font-variant-numeric: tabular-nums; }

.apl-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.apl-dot.success { background: var(--success); }
.apl-dot.danger { background: var(--danger); }
.apl-dot.muted { background: var(--muted); }

.subject-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.subject-card {
    display: flex;
    flex-direction: column;
    transition: border-color .15s, box-shadow .15s, transform .15s;
}

.subject-card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.subject-card-main {
    display: flex;
    gap: 12px;
    padding: 16px 16px 12px;
    align-items: flex-start;
}

.subject-icon {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    background: var(--brand-soft);
    color: var(--brand);
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.subject-icon.lg { width: 52px; height: 52px; border-radius: 14px; }

.subject-info { min-width: 0; }
.subject-info h3 { font-size: 15px; font-weight: 600; }
.subject-info p {
    margin: 3px 0 0;
    font-size: 12.5px;
    color: var(--text-3);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.subject-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 11px 14px;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.subject-meta .badge svg { margin-right: 1px; }
.subject-actions { margin-left: auto; display: flex; gap: 5px; }
.subject-actions form { display: inline-flex; }

.subject-head {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
}

.subject-head-stats { margin-left: auto; display: flex; gap: 24px; }
.stat-mini { text-align: center; }
.stat-mini b { display: block; font-size: 20px; font-weight: 650; }
.stat-mini span { font-size: 11.5px; color: var(--text-3); }

.mini-test {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 9px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: border-color .13s, background .13s;
}

.mini-test:hover { border-color: var(--border-strong); background: var(--surface-2); }

.mini-test-icon {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: var(--brand-soft);
    color: var(--brand);
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.mini-test-body { flex: 1; min-width: 0; }

.test-card { display: flex; flex-direction: column; padding: 16px; gap: 4px; transition: border-color .15s, box-shadow .15s, transform .15s; }
.test-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow); transform: translateY(-2px); }
.test-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.test-card-title { font-size: 15px; font-weight: 600; line-height: 1.3; }
.test-card-meta { display: flex; flex-wrap: wrap; gap: 8px 13px; margin-top: 10px; color: var(--text-3); font-size: 12px; }
.test-card-meta span { display: inline-flex; align-items: center; gap: 5px; }
.test-card-meta svg { color: var(--text-3); }
.mini-solved { display: inline-flex; align-items: center; gap: 3px; color: var(--text-3); }
.mini-solved svg { color: var(--text-3); }
.test-card-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.result-bar { display: flex; align-items: center; gap: 10px; min-width: 150px; }
.result-bar .bar { flex: 1; height: 7px; }
.result-bar b { font-size: 12px; min-width: 42px; text-align: right; }

.online-upload {
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius);
    padding: 14px;
    background: var(--surface-2);
    margin-bottom: 14px;
}

.online-upload-drop {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    border-radius: var(--radius-sm);
    background: var(--surface);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: border-color .13s, background .13s;
}

.online-upload-drop:hover, .online-upload-drop.drag { border-color: var(--brand); background: var(--brand-soft); }
.online-upload-drop > svg { color: var(--brand); flex-shrink: 0; }
.online-upload-text { display: flex; flex-direction: column; gap: 2px; }
.online-upload-text b { font-size: 13.5px; }
.online-upload-text span { font-size: 12px; color: var(--text-3); }
.online-upload-text code { background: var(--surface-2); padding: 1px 6px; border-radius: 5px; font-size: 11.5px; color: var(--brand); }
.online-upload-text .online-upload-note { font-size: 11.5px; color: var(--brand); }

.online-upload-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }

.online-loader {
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
    padding: 22px;
    color: var(--text-3);
    font-size: 13px;
}

.online-spin {
    width: 18px; height: 18px;
    border: 2px solid var(--border-strong);
    border-top-color: var(--brand);
    border-radius: 50%;
    animation: spin .7s linear infinite;
}

.online-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.online-list { display: flex; flex-direction: column; gap: 12px; max-height: 460px; overflow-y: auto; padding-right: 4px; }

.oq-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 14px;
    background: var(--surface);
    animation: fade-in .2s ease;
}

.oq-head { display: flex; align-items: flex-start; gap: 10px; }
.oq-num {
    width: 26px; height: 26px;
    border-radius: 8px;
    background: var(--brand-soft);
    color: var(--brand);
    font-weight: 650;
    font-size: 12.5px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    margin-top: 3px;
}
.oq-text { flex: 1; min-height: 46px; resize: vertical; }
.oq-del { margin-top: 3px; }

.oq-preview, .oq-opt-preview {
    font-size: 12.5px;
    color: var(--text-2);
    background: var(--surface-2);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    margin-top: 8px;
    line-height: 1.5;
}
.oq-preview:empty, .oq-opt-preview:empty { display: none; }
.oq-opt-preview { margin-left: 34px; }
.oq-preview b, .oq-opt-preview b { font-weight: 700; }
.oq-preview table, .oq-opt-preview table { border-collapse: collapse; margin: 6px 0 2px; width: 100%; }
.oq-preview td, .oq-preview th, .oq-opt-preview td, .oq-opt-preview th {
    border: 1px solid var(--border-strong);
    padding: 5px 8px;
    text-align: left;
}

.oq-images, .oq-opt-images { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.oq-thumb-wrap { position: relative; line-height: 0; flex-shrink: 0; }
.oq-thumb {
    width: 78px; height: 60px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--border-strong);
    cursor: zoom-in;
    background: var(--surface-2);
    transition: border-color .13s;
}
.oq-thumb:hover { border-color: var(--brand); }
.oq-thumb-del {
    position: absolute;
    top: -6px; right: -6px;
    width: 20px; height: 20px;
    border-radius: 50%;
    background: var(--danger);
    color: #fff;
    border: 2px solid var(--surface);
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    display: grid;
    place-items: center;
}

.oq-imgadd, .oq-opt-imgadd {
    display: grid;
    place-items: center;
    border-radius: 8px;
    border: 1px dashed var(--border-strong);
    color: var(--text-3);
    cursor: pointer;
    transition: border-color .13s, color .13s, opacity .13s;
    flex-shrink: 0;
}
.oq-imgadd { width: 78px; height: 60px; }
.oq-imgadd svg { width: 20px; height: 20px; }
.oq-opt-imgadd { width: 32px; height: 32px; }
.oq-opt-imgadd svg { width: 16px; height: 16px; }
.oq-imgadd:hover, .oq-opt-imgadd:hover { border-color: var(--brand); color: var(--brand); }
.oq-imgadd.loading, .oq-opt-imgadd.loading { opacity: .5; pointer-events: none; animation: online-pulse 1s ease-in-out infinite; }
@keyframes online-pulse { 0%, 100% { opacity: .4; } 50% { opacity: .75; } }

.oq-opts { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.oq-opt { border-radius: var(--radius-sm); }
.oq-opt-main { display: flex; align-items: center; gap: 8px; }
.oq-opt-label {
    width: 28px; height: 32px;
    border-radius: 7px;
    background: var(--muted-soft);
    color: var(--text-2);
    font-weight: 650;
    font-size: 12.5px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    transition: background .13s, color .13s;
}
.oq-opt-label.on { background: var(--success); color: #fff; }
.oq-opt-input { flex: 1; min-width: 0; }
.oq-opt-check {
    width: 32px; height: 32px;
    border-radius: 8px;
    border: 2px solid var(--border-strong);
    background: var(--surface);
    color: transparent;
    cursor: pointer;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    transition: all .12s;
}
.oq-opt-check svg { width: 15px; height: 15px; }
.oq-opt-check.on { background: var(--success); border-color: var(--success); color: #fff; }
.oq-addopt { align-self: flex-start; margin-top: 2px; }
.oq-addopt svg { width: 14px; height: 14px; }

@media (max-width: 1080px) { .subject-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px) {
    .subject-grid { grid-template-columns: 1fr; }
    .subject-head { flex-wrap: wrap; }
    .subject-head-stats { margin-left: 0; }
}

.date-range {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text-3);
}

.date-range .input {
    border: none;
    padding: 4px 2px;
    width: auto;
    background: transparent;
    font-size: 12.5px;
    color: var(--text);
}

.date-range .input:focus { box-shadow: none; }
.date-range .date-sep { color: var(--text-3); font-size: 12px; }

.dp { position: relative; display: inline-flex; }

.dp-field {
    display: inline-flex;
    align-items: center;
    border: none;
    background: transparent;
    padding: 4px 2px;
    font-family: inherit;
    font-size: 12.5px;
    color: var(--text);
    cursor: pointer;
    white-space: nowrap;
}
.dp-field .dp-ico { display: none; }
.dp-field.empty .dp-val { color: var(--text-3); }
.dp-field.active { color: var(--brand); }
.dp-field.active .dp-val { color: var(--brand); }

.dp-pop {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    z-index: 60;
    width: 268px;
    padding: 12px;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity .16s ease, transform .16s ease;
}
.dp-pop.open { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }

.dp-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.dp-title { font-size: 13.5px; font-weight: 650; color: var(--text); }
.dp-nav {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: var(--radius-sm);
    color: var(--text-2);
    cursor: pointer;
    transition: background .14s, color .14s, border-color .14s;
}
.dp-nav:hover { background: var(--surface-2); color: var(--text); border-color: var(--border-strong); }
.dp-nav svg { width: 15px; height: 15px; }

.dp-dow {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    margin-bottom: 4px;
}
.dp-dow span {
    text-align: center;
    font-size: 10.5px;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: .02em;
    padding: 4px 0;
}

.dp-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
}
.dp-day {
    position: relative;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 12.5px;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    transition: background .12s, color .12s;
}
.dp-day:hover:not(:disabled):not(.selected) { background: var(--surface-2); }
.dp-day.muted { color: var(--text-3); opacity: .5; cursor: default; pointer-events: none; }
.dp-day.today { color: var(--brand); font-weight: 700; }
.dp-day.today::after {
    content: "";
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--brand);
    transform: translateY(11px);
}
.dp-day.selected {
    background: var(--brand);
    color: #fff;
    font-weight: 650;
}
.dp-day.selected.today { color: #fff; }
.dp-day.selected.today::after { background: #fff; }
.dp-day:disabled { color: var(--text-3); opacity: .35; cursor: not-allowed; }

.dp-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
}
.dp-link {
    border: none;
    background: transparent;
    font-family: inherit;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-2);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: var(--radius-sm);
    transition: background .12s, color .12s;
}
.dp-link:hover { background: var(--surface-2); color: var(--text); }
.dp-link.brand { color: var(--brand); }
.dp-link.brand:hover { background: var(--brand-soft); }

.row-actions {
    display: inline-flex;
    gap: 5px;
    justify-content: flex-end;
    width: 100%;
}

.act-btn {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border-radius: 7px;
    border: 1px solid var(--border-strong);
    background: var(--surface);
    color: var(--text-2);
    cursor: pointer;
    transition: background .12s, color .12s, border-color .12s;
    flex-shrink: 0;
}

.act-btn:hover { background: var(--surface-2); color: var(--text); }
.act-btn.ok:hover { background: var(--success-soft); color: var(--success); border-color: rgba(21, 146, 78, .3); }
.act-btn.no:hover { background: var(--warning-soft); color: var(--warning); border-color: rgba(167, 106, 26, .3); }
.act-btn.danger:hover { background: var(--danger-soft); color: var(--danger); border-color: rgba(211, 59, 59, .3); }
.act-btn svg { width: 15px; height: 15px; }

.pm-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 22px;
    align-items: start;
}

.pm-info { min-width: 0; }

.pm-field {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 7px 0;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

.pm-field:last-child { border-bottom: none; }
.pm-field > span { color: var(--text-3); flex-shrink: 0; }
.pm-field > b { font-weight: 600; text-align: right; word-break: break-word; }

.pm-hr { border: none; border-top: 1px dashed var(--border-strong); margin: 8px 0; }

.pm-note {
    margin-top: 10px;
    padding: 10px 12px;
    background: var(--surface-2);
    border-radius: var(--radius-sm);
}

.pm-note > span { font-size: 11.5px; color: var(--text-3); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.pm-note > p { margin: 5px 0 0; font-size: 13px; color: var(--text-2); white-space: pre-line; word-break: break-word; }

.pm-receipt {
    position: sticky;
    top: 0;
}

.pm-receipt-label {
    font-size: 11.5px;
    color: var(--text-3);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .03em;
    margin-bottom: 8px;
}

.pm-receipt-box {
    position: relative;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--surface-2);
    cursor: zoom-in;
    display: block;
}

.pm-receipt-box img {
    width: 100%;
    max-height: 340px;
    object-fit: contain;
    display: block;
    background: #0e0f14;
}

.pm-receipt-hint {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px;
    font-size: 11.5px;
    font-weight: 550;
    color: #fff;
    background: linear-gradient(to top, rgba(0, 0, 0, .68), transparent);
}

.pm-receipt-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 44px 16px;
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius);
    color: var(--text-3);
    text-align: center;
}

.pm-receipt-empty svg { color: var(--border-strong); }
.pm-receipt-empty p { margin: 0; font-size: 12.5px; }

.pm-receipt-pdf {
    display: flex;
    flex-direction: column;
    gap: 10px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    background: var(--surface-2);
    padding: 10px;
}

.pm-receipt-pdf iframe {
    width: 100%;
    height: 420px;
    border: none;
    border-radius: var(--radius-sm);
    background: #fff;
}

.pm-receipt-pdf-open {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--brand);
    padding: 7px;
    border-radius: var(--radius-sm);
    transition: background .13s;
}

.pm-receipt-pdf-open:hover { background: var(--brand-soft); }

.pm-callout {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 16px;
}

.pm-callout svg { flex-shrink: 0; margin-top: 1px; }
.pm-callout b { font-weight: 650; }
.pm-callout.success { background: var(--success-soft); color: var(--success); border: 1px solid rgba(21, 146, 78, .16); }
.pm-callout.success div { color: var(--text-2); }
.pm-callout.danger { background: var(--danger-soft); color: var(--danger); border: 1px solid rgba(211, 59, 59, .16); }
.pm-callout.danger div { color: var(--text-2); }
.pm-callout b { color: var(--text); }

@media (max-width: 720px) {
    .pm-grid { grid-template-columns: 1fr; }
    .pm-receipt { position: static; }
}

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 300;
    background: rgba(8, 9, 14, .92);
    display: none;
    flex-direction: column;
}

.lightbox.open { display: flex; animation: fade-in .2s ease; }

.lightbox-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    z-index: 2;
}

.lb-btn {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, .14);
    background: rgba(255, 255, 255, .06);
    color: #e9ebf2;
    cursor: pointer;
    transition: background .13s, color .13s;
}

.lb-btn:hover { background: rgba(255, 255, 255, .16); color: #fff; }

.lightbox-stage {
    flex: 1;
    overflow: hidden;
    display: grid;
    place-items: center;
    cursor: grab;
    user-select: none;
}

.lightbox-stage.grabbing { cursor: grabbing; }

.lightbox-stage img {
    max-width: 90vw;
    max-height: 80vh;
    transition: transform .05s linear;
    will-change: transform;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .6);
    border-radius: 6px;
}

@media (max-width: 1080px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr) !important; }
}

@media (max-width: 900px) {
    .chart-grid { perspective: none; }
    .chart-card { animation: card-rise .5s ease both; }
    .chart-card::after { animation: none; }
}

@media (max-width: 768px) {
    .toolbar { gap: 8px; }
    .search { flex: 1 1 100%; max-width: none; min-width: 0; }
    .filter-select { flex: 1 1 auto; width: auto; }
    .date-range { flex: 1 1 100%; width: 100%; justify-content: space-between; }
    .sum-pills { flex: 1 1 100%; margin-left: 0; overflow-x: auto; }
    .sum-pill { flex: 1 1 0; padding: 6px 11px; }
    .table-wrap { -webkit-overflow-scrolling: touch; }
    table.data th, table.data td { padding: 9px 12px; }
    .tabs { overflow-x: auto; scrollbar-width: none; }
    .tabs::-webkit-scrollbar { display: none; }
    .tab { white-space: nowrap; }
}

@media (max-width: 560px) {
    .stat-grid { grid-template-columns: 1fr !important; }
    .content { padding: 12px; }

    .topbar { padding: 8px 12px; gap: 8px; }
    .topbar-title { min-width: 0; }
    .topbar-title h1 { font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
    .topbar-actions { gap: 6px; }
    .topbar-actions .btn { padding: 7px 10px; font-size: 12.5px; gap: 5px; }
    .theme-toggle { width: 32px; height: 32px; }
    .balance-pill-unit { display: none; }
    .balance-pill { padding: 0 5px 0 9px; height: 32px; }

    .page-head { flex-direction: column; align-items: stretch; gap: 12px; }
    .avatar-edit { flex-wrap: wrap; }
    .fin-head { align-items: stretch; }

    .pagination { justify-content: center; flex-wrap: wrap; }

    .modal-backdrop { padding: 10px; }
    .modal { max-height: calc(100vh - 20px); max-height: calc(100dvh - 20px); }
    .modal-sm, .modal-lg, .modal-xl { max-width: 100%; }
    .modal-body { padding: 16px; }
    .modal-head, .modal-foot { padding: 12px 16px; }
    .modal-foot { flex-direction: column; align-items: stretch; gap: 8px; }
    .modal-foot .btn { width: 100%; }

    table.data th, table.data td { padding: 8px 10px; font-size: 12.5px; }

    .subject-head { text-align: center; flex-direction: column; }
    .subject-head-stats { justify-content: center; }
}

@media (max-width: 480px) {
    .auth-body { padding: 16px; }
}

@media (max-width: 420px) {
    .stat-value { font-size: 19px; }
    .auth-card { padding: 28px 20px; }
    .oq-opt-main { flex-wrap: wrap; }
    .oq-opt-input { flex: 1 1 140px; }
}

.oq-sect {
    font-size: 10.5px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 999px;
    align-self: flex-start;
    margin-top: 4px;
    white-space: nowrap;
    flex-shrink: 0;
}
.oq-sect-s1 { background: rgba(37, 99, 235, .12); color: #2563eb; }
.oq-sect-s2 { background: rgba(217, 119, 6, .14); color: #b45309; }
.oq-sect-s3 { background: rgba(22, 163, 74, .14); color: #15803d; }

.oq-written { margin-top: 10px; }
.oq-written-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 8px;
}
.oq-written-title { font-size: 12.5px; font-weight: 550; color: var(--text-2); }
.oq-written-answers { display: flex; flex-direction: column; gap: 8px; }
.oq-w-add { align-self: flex-start; }
.oq-w-hint { font-size: 11.5px; color: var(--text-3); margin-top: 2px; }

.oq-manual-bar { display: flex; justify-content: flex-end; margin: 6px 0 2px; }
.oq-manual-toggle .esse-label { color: var(--text-2); }

.rasch-add-tools { display: flex; gap: 6px; flex-wrap: wrap; margin-left: auto; }

.block-qlist { max-height: none; }
.block-card-head .block-name { min-width: 120px; }
.block-card-head .block-addq { flex-shrink: 0; }

/* ============ Test yechish (exam wizard) ============ */
.exam-body { background: var(--bg); }
.exam { min-height: 100vh; display: flex; flex-direction: column; }

.exam-top {
    position: sticky; top: 0; z-index: 30;
    display: flex; align-items: center; justify-content: space-between; gap: 14px;
    padding: 12px 22px;
    background: color-mix(in srgb, var(--surface) 88%, transparent);
    backdrop-filter: saturate(1.4) blur(10px);
    border-bottom: 1px solid var(--border);
}
.exam-top-left { display: flex; align-items: center; gap: 12px; min-width: 0; }
.exam-brand {
    width: 38px; height: 38px; border-radius: 11px; flex-shrink: 0;
    display: grid; place-items: center;
    background: var(--brand-soft); color: var(--brand);
}
.exam-top-titles { min-width: 0; }
.exam-title { font-size: 15px; font-weight: 650; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height: 1.25; }
.exam-sub { display: flex; align-items: center; gap: 7px; margin-top: 2px; font-size: 12px; color: var(--text-3); }
.exam-type { color: var(--brand); font-weight: 600; }
.exam-dot { opacity: .5; }
.exam-progress-text b { color: var(--text); font-weight: 650; }
.exam-top-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.exam-timer {
    display: flex; align-items: center; gap: 7px;
    font-weight: 700; font-variant-numeric: tabular-nums; font-size: 15px;
    padding: 8px 14px; border-radius: 11px;
    background: var(--surface-2); border: 1px solid var(--border);
    transition: color .2s, background .2s;
}
.exam-timer.warn { color: var(--warning); background: var(--warning-soft); border-color: transparent; }
.exam-timer.danger { color: var(--danger); background: var(--danger-soft); border-color: transparent; animation: pulse-danger 1s ease-in-out infinite; }
@keyframes pulse-danger { 50% { opacity: .5; } }

.exam-progress-track { height: 3px; background: var(--surface-2); position: sticky; top: 63px; z-index: 29; }
.exam-progress-track span { display: block; height: 100%; width: 0; background: var(--brand); transition: width .4s ease; }

.exam-body-grid {
    flex: 1; display: grid; grid-template-columns: minmax(0, 1fr) 300px;
    max-width: 1160px; width: 100%; margin: 0 auto;
    padding: 26px 22px 40px; gap: 24px; align-items: start;
}
.exam-main { min-width: 0; display: flex; flex-direction: column; gap: 18px; }
.exam-stage { min-height: 300px; }

.exam-q {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-lg, 16px); padding: 28px;
    box-shadow: var(--shadow-sm, 0 1px 2px rgba(0,0,0,.04));
    animation: q-enter .28s cubic-bezier(.2,.7,.2,1);
}
@keyframes q-enter { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.exam-q-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.exam-q-num {
    width: 36px; height: 36px; border-radius: 11px;
    background: linear-gradient(135deg, var(--brand), color-mix(in srgb, var(--brand) 70%, #7c5cff));
    color: #fff; font-weight: 700; font-size: 15px;
    display: grid; place-items: center; flex-shrink: 0;
}
.exam-q-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.exam-chip { font-size: 10.5px; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: var(--surface-2); color: var(--text-2); white-space: nowrap; }
.exam-chip.block { background: var(--brand-soft); color: var(--brand); }
.exam-chip.type { background: var(--surface-2); color: var(--text-3); }
.exam-chip.sect-s1 { background: rgba(37,99,235,.12); color: #2563eb; }
.exam-chip.sect-s2 { background: rgba(217,119,6,.14); color: #b45309; }
.exam-chip.sect-s3 { background: rgba(22,163,74,.14); color: #15803d; }

.exam-q-text { font-size: 17px; line-height: 1.6; font-weight: 500; color: var(--text); }
.exam-q-text table, .rq-text table { border-collapse: collapse; margin: 8px 0; }
.exam-q-text td, .exam-q-text th, .rq-text td, .rq-text th { border: 1px solid var(--border-strong); padding: 6px 10px; }

/* .docx dan kelgan shrift formatlari — savol, variant, natija va admin ko'rinishida bir xil */
.exam-q-text b, .exam-q-text strong,
.exam-opt-text b, .exam-opt-text strong,
.rq-text b, .rq-text strong,
.rq-opt-text b, .rq-opt-text strong { font-weight: 800; }

.exam-q-text u, .exam-opt-text u, .rq-text u, .rq-opt-text u,
.oq-preview u, .oq-opt-preview u {
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
    text-decoration-skip-ink: none;
}

.exam-q-text mark, .exam-opt-text mark, .rq-text mark, .rq-opt-text mark,
.oq-preview mark, .oq-opt-preview mark {
    background: var(--warning-soft);
    color: inherit;
    padding: 0 3px;
    border-radius: 3px;
}

.exam-q-text sup, .exam-q-text sub, .exam-opt-text sup, .exam-opt-text sub,
.rq-text sup, .rq-text sub, .rq-opt-text sup, .rq-opt-text sub,
.oq-preview sup, .oq-preview sub, .oq-opt-preview sup, .oq-opt-preview sub {
    font-size: .72em;
    line-height: 0;
}

.exam-q-text s, .exam-opt-text s, .rq-text s, .rq-opt-text s { text-decoration-thickness: 1.5px; }
.exam-q-images { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 18px; }
.exam-thumb-wrap { line-height: 0; flex: 1 1 360px; min-width: 0; }
.exam-thumb { width: 100%; max-height: 620px; object-fit: contain; border-radius: 14px; border: 1px solid var(--border-strong); background: var(--surface); cursor: zoom-in; transition: transform .15s; }
.exam-thumb:hover { transform: scale(1.01); }

.exam-q-body { margin-top: 22px; }
.exam-opts { display: flex; flex-direction: column; gap: 11px; }
.exam-opt {
    display: flex; align-items: center; gap: 14px;
    width: 100%; text-align: left; padding: 15px 17px;
    border: 1.5px solid var(--border); border-radius: 14px;
    background: var(--surface); cursor: pointer;
    transition: border-color .14s, background .14s, transform .08s, box-shadow .14s;
    font-size: 15px; line-height: 1.5; color: var(--text);
}
.exam-opt:hover { border-color: color-mix(in srgb, var(--brand) 55%, var(--border)); background: color-mix(in srgb, var(--brand-soft) 45%, var(--surface)); }
.exam-opt:active { transform: scale(.995); }
.exam-opt.on { border-color: var(--brand); background: var(--brand-soft); box-shadow: 0 0 0 1px var(--brand) inset; }
.exam-opt-mark {
    width: 22px; height: 22px; flex-shrink: 0;
    border: 2px solid var(--border-strong); background: var(--surface);
    position: relative; transition: all .14s;
}
.exam-opt-mark.rd { border-radius: 50%; }
.exam-opt-mark.sq { border-radius: 7px; }
.exam-opt.on .exam-opt-mark { border-color: var(--brand); background: var(--brand); }
.exam-opt.on .exam-opt-mark::after { content: ''; position: absolute; inset: 0; margin: auto; width: 9px; height: 9px; border-radius: inherit; background: #fff; }
.exam-opt-mark.sq::after { border-radius: 2px; }
.exam-opt-label {
    font-weight: 700; color: var(--text-3); flex-shrink: 0; min-width: 22px;
    font-size: 13px; text-align: center;
}
.exam-opt.on .exam-opt-label { color: var(--brand); }
.exam-opt-text { flex: 1; }
.exam-opt-imgs { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.exam-opt-imgs:first-child { margin-top: 0; }
.exam-opt-imgbox {
    position: relative; flex: 0 1 auto;
    width: 360px; max-width: 100%;
    border: 1px solid var(--border-strong); border-radius: 12px;
    background: var(--surface-2); overflow: hidden;
    transition: border-color .14s, box-shadow .14s;
}
.exam-opt-imgbox:hover { box-shadow: var(--shadow); }
.exam-opt.on .exam-opt-imgbox { border-color: color-mix(in srgb, var(--brand) 45%, var(--border-strong)); }
.exam-opt-img { display: block; width: 100%; height: auto; max-height: 320px; object-fit: contain; }
.exam-opt-zoom {
    position: absolute; top: 8px; right: 8px;
    width: 30px; height: 30px; display: grid; place-items: center;
    border: 1px solid var(--border); border-radius: 9px;
    background: color-mix(in srgb, var(--surface) 84%, transparent);
    backdrop-filter: blur(6px); color: var(--text-2);
    cursor: zoom-in; opacity: 0; transform: translateY(-3px);
    transition: opacity .16s, transform .16s, color .14s, border-color .14s;
}
.exam-opt-imgbox:hover .exam-opt-zoom { opacity: 1; transform: none; }
.exam-opt-zoom:hover { color: var(--brand); border-color: var(--brand); }
@media (hover: none) {
    .exam-opt-zoom { opacity: 1; transform: none; }
}

.exam-written-input { font-size: 16px; padding: 13px 15px; }
.exam-written-blanks { display: flex; flex-direction: column; gap: 10px; }
.exam-blank { display: flex; align-items: center; gap: 10px; }
.exam-blank-num {
    width: 26px; height: 26px; border-radius: 7px; flex-shrink: 0;
    display: grid; place-items: center;
    background: var(--surface-2); border: 1px solid var(--border);
    font-size: 12.5px; font-weight: 700; color: var(--text-2);
}
.exam-blank-input { flex: 1; font-size: 16px; padding: 13px 15px; }
.exam-essay-text { font-size: 15px; }
.exam-essay-files { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; align-items: center; }
.exam-file-chip { display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; font-size: 12.5px; }
.exam-file-del { border: none; background: none; cursor: pointer; color: var(--danger); font-size: 17px; line-height: 1; }
.exam-file-add.loading { opacity: .6; pointer-events: none; }
.exam-self { margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--border); }
.exam-self label { display: block; font-size: 12.5px; font-weight: 550; margin-bottom: 7px; color: var(--text-2); }
.exam-self-input { max-width: 130px; }

.exam-foot { display: flex; align-items: center; gap: 12px; padding: 4px 0 8px; }
.exam-foot .btn { min-width: 128px; justify-content: center; }
.exam-btn-prev { margin-right: auto; }
.exam-btn-next, .exam-btn-finish { margin-left: auto; }
.exam-foot-pos { font-size: 13.5px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.exam-foot-pos b { color: var(--text); font-weight: 700; }

.exam-nav {
    position: sticky; top: 86px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-lg, 16px); padding: 18px;
    display: flex; flex-direction: column; gap: 14px;
}
.exam-nav-head { display: flex; align-items: center; justify-content: space-between; font-weight: 650; font-size: 14px; }
.exam-nav-close { display: none; }

.exam-nav-progress { position: relative; width: 88px; height: 88px; margin: 2px auto 4px; }
.exam-nav-ring { width: 88px; height: 88px; transform: rotate(-90deg); }
.exam-nav-ring .ring-bg { fill: none; stroke: var(--surface-2); stroke-width: 4.5; }
.exam-nav-ring .ring-fill { fill: none; stroke: var(--brand); stroke-width: 4.5; stroke-linecap: round; stroke-dasharray: 119.4; stroke-dashoffset: 119.4; transition: stroke-dashoffset .45s cubic-bezier(.2,.8,.2,1); }
.exam-nav-progress-num { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; line-height: 1; }
.exam-nav-progress-num b { font-size: 22px; font-weight: 700; }
.exam-nav-progress-num span { font-size: 12px; color: var(--text-3); margin-top: 2px; }

.exam-nav-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 7px; }
.exam-nav-cell {
    aspect-ratio: 1; border: 1.5px solid var(--border); border-radius: 9px;
    background: var(--surface); cursor: pointer; font-size: 13px; font-weight: 650;
    color: var(--text-2); transition: all .12s;
}
.exam-nav-cell:hover { border-color: var(--brand); transform: translateY(-1px); }
.exam-nav-cell.answered { background: var(--success-soft); border-color: color-mix(in srgb, var(--success) 40%, transparent); color: var(--success); }
.exam-nav-cell.current { background: var(--brand); border-color: var(--brand); color: #fff; box-shadow: 0 3px 8px color-mix(in srgb, var(--brand) 35%, transparent); }

.exam-nav-legend { display: flex; flex-direction: column; gap: 6px; font-size: 11.5px; color: var(--text-2); padding-top: 4px; border-top: 1px solid var(--border); }
.exam-nav-legend span { display: flex; align-items: center; gap: 7px; }
.exam-nav-legend .dot { display: inline-block; width: 13px; height: 13px; border-radius: 4px; border: 1.5px solid var(--border-strong); }
.exam-nav-legend .dot.answered { background: var(--success); border-color: var(--success); }
.exam-nav-legend .dot.current { background: var(--brand); border-color: var(--brand); }
.exam-nav-finish { width: 100%; justify-content: center; }

.btn-success { background: var(--success); color: #fff; border-color: var(--success); }
.btn-success:hover { filter: brightness(.95); }

.exam-nav-scrim { display: none; }

@media (max-width: 900px) {
    .exam-body-grid { grid-template-columns: 1fr; padding: 18px 14px 32px; gap: 16px; }
    .exam-top { padding: 10px 14px; }
    .exam-progress-track { top: 59px; }
    .exam-brand { display: none; }
    .exam-title { font-size: 14px; max-width: 46vw; }
    .exam-q { padding: 20px; border-radius: 14px; }
    .exam-q-text { font-size: 16px; }
    .exam-foot .btn { min-width: 0; flex: 1; }
    .exam-nav {
        position: fixed; top: 0; right: 0; bottom: 0; width: min(320px, 86vw);
        border-radius: 0; z-index: 60; transform: translateX(100%);
        transition: transform .24s cubic-bezier(.3,.8,.3,1); overflow-y: auto;
        box-shadow: var(--shadow-lg, -10px 0 40px rgba(0,0,0,.2));
    }
    .exam-nav.open { transform: translateX(0); }
    .exam-nav-close { display: inline-flex; }
    .exam-nav-scrim.open { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 55; animation: fade-in .2s; }
    .exam-nav-grid { grid-template-columns: repeat(7, 1fr); }
}
@media (min-width: 901px) {
    .exam-nav-toggle { display: none; }
    .exam-nav-finish { display: none; }
}

/* ============ Natija (result) ============ */
.result-hero {
    display: flex; align-items: center; gap: 24px;
    padding: 26px 28px; margin-bottom: 20px;
    position: relative; overflow: hidden;
}
.result-hero::before {
    content: ''; position: absolute; inset: 0 auto 0 0; width: 4px;
    background: var(--brand);
}
.result-hero.tone-success::before { background: var(--success); }
.result-hero.tone-warning::before { background: var(--warning); }
.result-hero.tone-danger::before { background: var(--danger); }
.result-hero.tone-muted::before { background: var(--border-strong); }
.result-hero--pending::before { background: var(--warning); }

.result-hero-main { flex: 1; min-width: 0; }
.rh-eyebrow { font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--text-3); margin-bottom: 4px; }
.result-hero-main h2 { font-size: 21px; font-weight: 700; }
.rh-score { display: flex; align-items: baseline; gap: 8px; }
.rh-score small { font-size: 14px; font-weight: 500; color: var(--text-2); }
.result-hero-main p { color: var(--text-2); font-size: 13.5px; margin-top: 5px; line-height: 1.5; max-width: 44ch; }
.result-hero-sub { display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; color: var(--text-3); margin-top: 8px; }

.result-hero-badge { width: 58px; height: 58px; border-radius: 16px; display: grid; place-items: center; flex-shrink: 0; }
.result-hero-badge.warn { background: var(--warning-soft); color: var(--warning); }
.result-hero-side { text-align: center; flex-shrink: 0; padding-left: 20px; border-left: 1px solid var(--border); }
.rh-side-num { font-size: 26px; font-weight: 700; }
.rh-side-num span { font-size: 15px; color: var(--text-3); font-weight: 500; }
.rh-side-cap { font-size: 11px; color: var(--text-3); margin-top: 2px; }

.result-hero-ring { position: relative; width: 92px; height: 92px; flex-shrink: 0; }
.result-hero-ring svg { width: 92px; height: 92px; transform: rotate(-90deg); }
.result-hero-ring .ring-bg { fill: none; stroke: var(--surface-2); stroke-width: 4.5; }
.result-hero-ring .ring-fill { fill: none; stroke-width: 4.5; stroke-linecap: round; stroke-dasharray: 119.4; transition: stroke-dashoffset .6s cubic-bezier(.2,.8,.2,1); stroke: var(--brand); }
.result-hero-ring.tone-success .ring-fill { stroke: var(--success); }
.result-hero-ring.tone-warning .ring-fill { stroke: var(--warning); }
.result-hero-ring.tone-danger .ring-fill { stroke: var(--danger); }
.result-hero-ring-num { position: absolute; inset: 0; display: grid; place-items: center; font-weight: 700; font-size: 20px; }
.result-hero-ring-num small { font-size: 11px; color: var(--text-3); margin-left: 1px; }

.result-hero-bar { height: 8px; border-radius: 999px; background: var(--surface-2); overflow: hidden; margin-top: 10px; max-width: 340px; }
.result-hero-bar span { display: block; height: 100%; border-radius: 999px; background: var(--brand); transition: width .6s ease; }
.result-hero-bar span.tone-success { background: var(--success); }
.result-hero-bar span.tone-warning { background: var(--warning); }
.result-hero-bar span.tone-danger { background: var(--danger); }

.result-hero-grade {
    width: 76px; height: 76px; border-radius: 18px; flex-shrink: 0;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    background: var(--brand-soft); color: var(--brand);
}
.result-hero-grade .grade-letter { font-size: 26px; font-weight: 800; line-height: 1; }
.result-hero-grade .grade-cap { font-size: 10px; opacity: .75; margin-top: 3px; text-transform: uppercase; letter-spacing: .03em; }
.result-hero-grade.grade-none { background: var(--surface-2); color: var(--text-3); }

.result-hero-stats { display: flex; gap: 10px; flex-shrink: 0; padding-left: 22px; border-left: 1px solid var(--border); }
.rh-stat { display: flex; flex-direction: column; align-items: center; min-width: 58px; }
.rh-stat b { font-size: 20px; font-weight: 700; line-height: 1.1; }
.rh-stat span { font-size: 11px; color: var(--text-3); margin-top: 3px; }
.rh-stat.ok b { color: var(--success); }
.rh-stat.no b { color: var(--danger); }

@media (max-width: 720px) {
    .result-hero { flex-wrap: wrap; gap: 16px; padding: 20px; }
    .result-hero-stats, .result-hero-side { padding-left: 0; border-left: none; width: 100%; justify-content: space-around; }
    .result-hero-stats { padding-top: 14px; border-top: 1px solid var(--border); }
}

.result-summary-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 18px; }

.result-review { display: flex; flex-direction: column; gap: 14px; }
.rq {
    background: var(--surface); border: 1px solid var(--border);
    border-left: 3px solid var(--border-strong);
    border-radius: var(--radius); padding: 18px;
}
.rq-correct { border-left-color: var(--success); }
.rq-wrong { border-left-color: var(--danger); }
.rq-pending { border-left-color: var(--warning); }
.rq-graded { border-left-color: var(--success); }
.rq-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.rq-num { width: 28px; height: 28px; border-radius: 8px; background: var(--surface-2); color: var(--text-2); font-weight: 650; display: grid; place-items: center; flex-shrink: 0; }
.rq-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.rq-state { margin-left: auto; display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; }
.rq-state-correct, .rq-state-graded { background: var(--success-soft); color: var(--success); }
.rq-state-wrong { background: var(--danger-soft); color: var(--danger); }
.rq-state-pending { background: var(--warning-soft); color: var(--warning); }
.rq-state-skip { background: var(--surface-2); color: var(--text-3); }
.rq-text { font-size: 14.5px; line-height: 1.55; font-weight: 500; }
.rq-images { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.rq-img { max-width: 200px; max-height: 150px; border-radius: 8px; border: 1px solid var(--border-strong); }
.rq-opts { display: flex; flex-direction: column; gap: 7px; margin-top: 12px; }
.rq-opt {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm);
    font-size: 13.5px;
}
.rq-opt.correct { border-color: var(--success); background: var(--success-soft); }
.rq-opt.wrong { border-color: var(--danger); background: var(--danger-soft); }
.rq-opt-label { font-weight: 700; color: var(--text-2); min-width: 18px; }
.rq-opt-text { flex: 1; }
.rq-opt-img { max-width: 90px; max-height: 70px; border-radius: 6px; margin-left: 6px; vertical-align: middle; }
.rq-mark { font-size: 10.5px; font-weight: 600; padding: 2px 8px; border-radius: 999px; }
.rq-mark.chosen { background: var(--brand-soft); color: var(--brand); }
.rq-mark.correct { background: var(--success); color: #fff; }
.rq-answer-box { margin-top: 12px; background: var(--surface-2); border-radius: var(--radius-sm); padding: 12px 14px; display: flex; flex-direction: column; gap: 8px; }
.rq-ans-row { display: flex; gap: 12px; align-items: baseline; }
.rq-ans-row.col { flex-direction: column; gap: 4px; }
.rq-ans-label { font-size: 12px; color: var(--text-3); min-width: 130px; flex-shrink: 0; }
.rq-ans-val { font-weight: 600; }
.rq-ans-val.ok { color: var(--success); }
.rq-ans-val.no { color: var(--danger); }
.rq-blank-row { display: flex; align-items: center; gap: 10px; padding: 3px 0; }
.rq-blank-num {
    width: 22px; height: 22px; border-radius: 6px; flex-shrink: 0;
    display: grid; place-items: center;
    background: var(--surface-2); border: 1px solid var(--border);
    font-size: 11px; font-weight: 700; color: var(--text-3);
}
.rq-blank-exp { font-size: 12.5px; color: var(--success); font-weight: 600; }
.rq-essay-text { white-space: pre-wrap; line-height: 1.55; font-size: 13.5px; }
.rq-files { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.rq-file { display: inline-flex; align-items: center; gap: 6px; padding: 6px 11px; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; font-size: 12.5px; }
.rq-essay-scores { display: flex; gap: 18px; flex-wrap: wrap; font-size: 13px; margin-top: 4px; }
.rq-grade-row { display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-top: 4px; }
.rq-grade-input { display: flex; flex-direction: column; gap: 4px; font-size: 12px; font-weight: 550; }
.rq-grade-input .input { max-width: 140px; }

.grade-panel { margin-bottom: 16px; padding: 0; }
.grade-panel-head { display: flex; align-items: center; gap: 10px; padding: 14px 16px; flex-wrap: wrap; }

@media (max-width: 640px) {
    .result-hero { flex-direction: column; text-align: center; }
    .rq-ans-row { flex-direction: column; gap: 3px; }
    .rq-ans-label { min-width: 0; }
}

/* ============================ Kutubxona ============================ */

.lib-filterbar {
    display: flex; align-items: center; justify-content: space-between; gap: 12px 18px;
    flex-wrap: wrap; margin-bottom: 16px;
}
.lib-theme-picker {
    display: inline-flex; align-items: center; gap: 7px; flex: 0 0 auto;
    padding-left: 12px; border: 1px solid var(--border); border-radius: 22px;
    background: var(--surface); color: var(--text-3);
    transition: border-color .15s, box-shadow .15s;
}
.lib-theme-picker:focus-within { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-ring); }
.lib-theme-picker > svg { flex: 0 0 auto; }
.lib-theme-picker .select {
    width: auto; min-width: 128px; max-width: 190px;
    padding: 8px 30px 8px 8px; font-size: 13px; font-weight: 550;
    color: var(--text); background: var(--surface);
    border: none; border-radius: 0 22px 22px 0;
}
.lib-theme-picker .select:focus { box-shadow: none; border: none; }
.lib-theme-picker .select option { background: var(--surface); color: var(--text); font-weight: 500; }
.lib-theme-picker .select optgroup { background: var(--surface); color: var(--text-3); font-weight: 700; }

.lib-tabs { display: flex; flex-wrap: wrap; gap: 8px; flex: 1 1 auto; min-width: 0; }
.lib-tab {
    padding: 7px 14px; border-radius: 20px; font-size: 13px; font-weight: 550; white-space: nowrap;
    border: 1px solid var(--border); color: var(--text-2); background: var(--surface);
    transition: border-color .13s, color .13s, background .13s;
}
.lib-tab:hover { border-color: var(--border-strong); color: var(--text); }
.lib-tab.active { background: var(--brand); border-color: var(--brand); color: #fff; }

.book-cover-0 { --c1: #8e2748; --c2: #4a0f24; }
.book-cover-1 { --c1: #5b6a22; --c2: #2f3a10; }
.book-cover-2 { --c1: #31418f; --c2: #161f52; }
.book-cover-3 { --c1: #0f7168; --c2: #08403a; }
.book-cover-4 { --c1: #9a6420; --c2: #5c3a10; }
.book-cover-5 { --c1: #5f2c8a; --c2: #37175a; }
.book-cover-6 { --c1: #3a566f; --c2: #1f3345; }
.book-cover-7 { --c1: #a52f5b; --c2: #661c39; }
.book-cover-8 { --c1: #20713d; --c2: #124326; }
.book-cover-9 { --c1: #95401f; --c2: #5c2612; }

.book {
    position: relative;
    flex: 0 0 auto;
    width: 148px;
    height: var(--bh, 210px);
    padding: 0;
    border: none;
    border-radius: 4px 7px 7px 4px;
    background: linear-gradient(150deg, var(--c1, #555), var(--c2, #222));
    box-shadow: 0 10px 16px -8px rgba(0, 0, 0, .55), inset 0 0 0 1px rgba(255, 255, 255, .05);
    overflow: hidden;
    cursor: pointer;
    font-family: inherit;
    text-align: left;
    transition: transform .16s ease, box-shadow .16s ease;
}
.book::before {
    content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 11px;
    background: linear-gradient(to right, rgba(0, 0, 0, .5), rgba(0, 0, 0, .04));
}
.book::after {
    content: ""; position: absolute; right: 0; top: 3px; bottom: 3px; width: 5px;
    background: repeating-linear-gradient(to bottom, #f4f0e6 0 1px, #cbc3b0 1px 2px);
    border-radius: 0 3px 3px 0; opacity: .85;
}
.book:hover { transform: translateY(-6px) rotate(-1deg); box-shadow: 0 18px 28px -10px rgba(0, 0, 0, .6); }
.book:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

.book-face {
    position: relative; z-index: 1;
    display: flex; flex-direction: column; height: 100%;
    padding: 15px 13px 14px 21px; color: #fff;
}
.book-label {
    align-self: flex-start; max-width: 100%;
    font-size: 9px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase;
    background: rgba(255, 255, 255, .17); color: rgba(255, 255, 255, .95);
    padding: 3px 7px; border-radius: 4px;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.book-title {
    margin-top: 13px; font-size: 15px; font-weight: 700; line-height: 1.25;
    display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden;
    text-shadow: 0 1px 2px rgba(0, 0, 0, .3);
}
.book-author {
    margin-top: 6px; font-size: 11px; font-style: italic; color: rgba(255, 255, 255, .8);
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.book-foot { margin-top: auto; display: flex; align-items: center; gap: 6px; }
.book-year {
    font-size: 10px; font-weight: 650; background: rgba(0, 0, 0, .3); color: rgba(255, 255, 255, .92);
    padding: 2px 8px; border-radius: 20px;
}
.book-flag {
    position: absolute; top: 8px; right: 9px; z-index: 2;
    display: inline-flex; align-items: center; gap: 3px;
    font-size: 9.5px; font-weight: 700; padding: 3px 6px; border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, .25);
}
.book-flag.owned { background: #16a34a; color: #fff; }
.book-flag.price { background: rgba(0, 0, 0, .42); color: #fff; }
.book-flag.free { background: #fff; color: #14151a; }

.shelf {
    --wall-1: #7a5433; --wall-2: #4f3520; --wall-glow: rgba(255, 255, 255, .07);
    --plank: #6b4a2b; --plank-top: rgba(255, 255, 255, .18); --plank-edge: rgba(0, 0, 0, .44); --plank-shadow: rgba(0, 0, 0, .34);
    --grain: rgba(0, 0, 0, .05);
    position: relative; isolation: isolate;
    margin-top: 4px; padding: 28px 22px 14px;
    border-radius: var(--radius);
    background: linear-gradient(160deg, var(--wall-1), var(--wall-2));
    box-shadow: inset 0 0 60px rgba(0, 0, 0, .32), inset 0 2px 0 rgba(255, 255, 255, .05), 0 8px 26px -12px rgba(0, 0, 0, .4);
    overflow: hidden;
}
.shelf::before {
    content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
    background:
        radial-gradient(130% 90% at 50% -12%, var(--wall-glow), transparent 55%),
        repeating-linear-gradient(90deg, var(--grain) 0 1px, transparent 1px 3px),
        repeating-linear-gradient(90deg, rgba(0, 0, 0, .045) 0 1px, transparent 1px 56px);
    mix-blend-mode: soft-light; opacity: .9;
}
.shelf::after {
    content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
    background: radial-gradient(150% 120% at 50% -8%, transparent 58%, rgba(0, 0, 0, .34));
}
.shelf-books {
    --bh: 210px; --rg: 58px;
    position: relative; z-index: 1;
    display: flex; flex-wrap: wrap; align-content: flex-start;
    gap: var(--rg) 24px;
    background-image: repeating-linear-gradient(to bottom,
        transparent 0, transparent var(--bh),
        var(--plank-top) var(--bh),
        var(--plank) calc(var(--bh) + 2px),
        var(--plank) calc(var(--bh) + 22px),
        var(--plank-edge) calc(var(--bh) + 22px),
        var(--plank-edge) calc(var(--bh) + 27px),
        var(--plank-shadow) calc(var(--bh) + 27px),
        var(--plank-shadow) calc(var(--bh) + 34px),
        transparent calc(var(--bh) + 34px),
        transparent calc(var(--bh) + var(--rg)));
    background-size: 100% calc(var(--bh) + var(--rg));
}

.shelf[data-lib-theme="walnut"]   { --wall-1: #825a37; --wall-2: #48301c; --plank: #6b4a2b; --grain: rgba(0, 0, 0, .07); }
.shelf[data-lib-theme="oak"]      { --wall-1: #d3ac72; --wall-2: #9c7642; --plank: #bb8f57; --plank-edge: rgba(0, 0, 0, .3); --plank-top: rgba(255, 255, 255, .5); --grain: rgba(90, 60, 20, .08); --wall-glow: rgba(255, 255, 255, .18); }
.shelf[data-lib-theme="mahogany"] { --wall-1: #86382a; --wall-2: #3c140c; --plank: #6e3325; --grain: rgba(0, 0, 0, .08); }
.shelf[data-lib-theme="ebony"]    { --wall-1: #2d2d33; --wall-2: #111114; --plank: #3a3a42; --plank-top: rgba(255, 255, 255, .1); --wall-glow: rgba(255, 255, 255, .05); }
.shelf[data-lib-theme="emerald"]  { --wall-1: #216349; --wall-2: #0c2c22; --plank: #2a6b52; }
.shelf[data-lib-theme="ocean"]    { --wall-1: #245577; --wall-2: #0e2637; --plank: #2d5f80; }
.shelf[data-lib-theme="plum"]     { --wall-1: #512f66; --wall-2: #22122f; --plank: #5a3670; }
.shelf[data-lib-theme="sand"]     { --wall-1: #e2cda2; --wall-2: #b89f70; --plank: #cbb385; --plank-edge: rgba(0, 0, 0, .26); --plank-top: rgba(255, 255, 255, .6); --grain: rgba(120, 90, 40, .07); --wall-glow: rgba(255, 255, 255, .22); }
.shelf[data-lib-theme="slate"]    { --wall-1: #3d444d; --wall-2: #1f2329; --plank: #464c55; }
.shelf[data-lib-theme="rose"]     { --wall-1: #843657; --wall-2: #40192a; --plank: #8a3c5c; }

/* Animatsion mavzular */
.shelf[data-lib-theme="aurora"]  { --wall-1: #0c1a2b; --wall-2: #060f18; --plank: #21384c; --plank-top: rgba(130, 225, 255, .28); --plank-edge: rgba(0, 0, 0, .5); }
.shelf[data-lib-theme="aurora"]::before {
    background: linear-gradient(120deg, #10395a, #1f8a7a, #6a4fb0, #14406a, #10395a);
    background-size: 300% 300%; mix-blend-mode: screen; opacity: .55; filter: blur(8px);
    animation: lib-aurora 16s ease-in-out infinite;
}

.shelf[data-lib-theme="sunset"]  { --wall-1: #3c1c40; --wall-2: #180d24; --plank: #5c2f4a; --plank-top: rgba(255, 190, 120, .3); }
.shelf[data-lib-theme="sunset"]::before {
    background: linear-gradient(200deg, #ff9a4c, #ff5f7e, #8a3ba0, #2a1338);
    background-size: 200% 220%; mix-blend-mode: soft-light; opacity: .9;
    animation: lib-sunset 13s ease infinite;
}

.shelf[data-lib-theme="galaxy"]  { --wall-1: #0a0e26; --wall-2: #04050d; --plank: #232a52; --plank-top: rgba(170, 190, 255, .28); --plank-edge: rgba(0, 0, 0, .55); }
.shelf[data-lib-theme="galaxy"]::before {
    background-image:
        radial-gradient(1.6px 1.6px at 20% 30%, #fff, transparent),
        radial-gradient(1.4px 1.4px at 72% 58%, #cfe0ff, transparent),
        radial-gradient(1px 1px at 42% 82%, #fff, transparent),
        radial-gradient(1.6px 1.6px at 86% 24%, #fff, transparent),
        radial-gradient(1px 1px at 56% 14%, #bcd6ff, transparent),
        radial-gradient(2px 2px at 32% 64%, #fff, transparent);
    background-repeat: repeat; background-size: 230px 230px;
    mix-blend-mode: screen; opacity: .85;
    animation: lib-stars 70s linear infinite;
}
.shelf[data-lib-theme="galaxy"]::after {
    background:
        radial-gradient(60% 50% at 24% 18%, rgba(96, 62, 168, .38), transparent 62%),
        radial-gradient(52% 46% at 82% 72%, rgba(38, 112, 152, .32), transparent 62%),
        radial-gradient(150% 120% at 50% -8%, transparent 56%, rgba(0, 0, 0, .42));
    animation: lib-nebula 11s ease-in-out infinite;
}

.shelf[data-lib-theme="ember"]   { --wall-1: #251111; --wall-2: #100506; --plank: #4a2016; --plank-top: rgba(255, 150, 90, .3); --plank-edge: rgba(0, 0, 0, .5); }
.shelf[data-lib-theme="ember"]::before {
    background:
        radial-gradient(42% 62% at 20% 108%, rgba(255, 110, 40, .55), transparent 70%),
        radial-gradient(46% 56% at 80% 108%, rgba(255, 60, 30, .42), transparent 70%),
        radial-gradient(36% 46% at 50% 112%, rgba(255, 175, 60, .5), transparent 70%);
    mix-blend-mode: screen; opacity: .85;
    animation: lib-ember 5.5s ease-in-out infinite;
}

.shelf[data-lib-theme="neon"]    { --wall-1: #0e1132; --wall-2: #060718; --plank: #2a1b52; --plank-top: rgba(130, 240, 255, .38); --plank-edge: rgba(0, 0, 0, .5); }
.shelf[data-lib-theme="neon"]::before {
    background: linear-gradient(90deg, #ff2fd0, #2fdfff, #a24bff, #ff2fd0);
    background-size: 300% 100%; mix-blend-mode: color-dodge; opacity: .32; filter: blur(3px);
    animation: lib-neon 9s linear infinite;
}

@keyframes lib-aurora { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
@keyframes lib-sunset { 0% { background-position: 0 0; } 50% { background-position: 0 100%; } 100% { background-position: 0 0; } }
@keyframes lib-stars { from { background-position: 0 0; } to { background-position: 230px 460px; } }
@keyframes lib-nebula { 0%, 100% { opacity: .7; } 50% { opacity: 1; } }
@keyframes lib-ember { 0%, 100% { opacity: .58; transform: translateY(0); } 50% { opacity: .96; transform: translateY(-5px); } }
@keyframes lib-neon { from { background-position: 0 0; } to { background-position: 300% 0; } }

.book-flag { transition: background .25s ease, color .25s ease; }
.book-flag.unlocking {
    background: linear-gradient(135deg, #f7cf5c, #e0982a); color: #3a2500;
    animation: lib-flag-glow .6s ease-out;
}
.book-flag.unlocking .shackle {
    transform-box: fill-box; transform-origin: 84% 92%;
    animation: lib-shackle-open .5s cubic-bezier(.5, -.4, .3, 1.5) forwards;
}
.book-flag.pop { animation: lib-flag-pop .42s cubic-bezier(.34, 1.56, .64, 1); }
.book.just-unlocked { z-index: 3; animation: lib-book-cheer .6s ease; }

@keyframes lib-shackle-open { 0% { transform: rotate(0); } 65% { transform: rotate(-46deg); } 100% { transform: rotate(-40deg); } }
@keyframes lib-flag-glow { 0% { box-shadow: 0 0 0 0 rgba(247, 207, 92, .75); } 100% { box-shadow: 0 0 0 12px rgba(247, 207, 92, 0); } }
@keyframes lib-flag-pop { 0% { transform: scale(.35); opacity: .3; } 60% { transform: scale(1.22); } 100% { transform: scale(1); } }
@keyframes lib-book-cheer { 0%, 100% { transform: translateY(0) rotate(0); } 32% { transform: translateY(-9px) rotate(-1.5deg); } 66% { transform: translateY(-2px); } }

@media (prefers-reduced-motion: reduce) {
    .shelf::before, .shelf::after,
    .book-flag.unlocking, .book-flag.unlocking .shackle,
    .book-flag.pop, .book.just-unlocked { animation: none !important; }
}

.book-admin-card { display: flex; flex-direction: column; gap: 12px; padding: 14px; }
.book-admin-top { display: flex; gap: 12px; }
.book-mini {
    position: relative; flex: 0 0 auto; width: 52px; height: 72px;
    border-radius: 3px 5px 5px 3px; overflow: hidden;
    background: linear-gradient(150deg, var(--c1, #555), var(--c2, #222));
    box-shadow: 0 4px 8px -3px rgba(0, 0, 0, .4);
    display: flex; align-items: flex-end; padding: 7px 6px 7px 9px;
}
.book-mini::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: rgba(0, 0, 0, .35); }
.book-mini-title {
    font-size: 8px; font-weight: 700; color: #fff; line-height: 1.15;
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
    text-shadow: 0 1px 1px rgba(0, 0, 0, .3);
}
.book-admin-info { flex: 1; min-width: 0; }
.book-admin-info h3 { font-size: 14px; font-weight: 600; line-height: 1.3; }
.book-admin-badges { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.book-admin-foot { display: flex; align-items: center; justify-content: space-between; padding-top: 11px; border-top: 1px solid var(--border); }
.book-admin-meta { display: flex; gap: 13px; color: var(--text-3); font-size: 12px; }
.book-admin-meta span { display: inline-flex; align-items: center; gap: 5px; }

.lib-file-list { display: flex; flex-direction: column; gap: 8px; }
.lib-file-row {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface);
}
.lib-file-row.download { transition: border-color .13s, background .13s; }
.lib-file-row.download:hover { border-color: var(--brand); background: var(--brand-soft); }
.lib-file-row.preview { width: 100%; font: inherit; text-align: left; cursor: pointer; transition: border-color .13s, background .13s; }
.lib-file-row.preview:hover { border-color: var(--brand); background: var(--brand-soft); }
.lib-preview-block { margin-bottom: 16px; }
.lib-file-info { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.lib-file-info b { font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lib-file-dl { flex: 0 0 auto; display: inline-flex; color: var(--brand); }
.lib-file-remove { flex: 0 0 auto; display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--danger); cursor: pointer; white-space: nowrap; }
.lib-download-head { display: flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--text-2); margin-bottom: 10px; }
.lib-download-head svg { flex: 0 0 auto; }
.lib-buy-row { display: flex; align-items: center; justify-content: space-between; padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.lib-buy-row span { color: var(--text-3); }
.btn-block { width: 100%; justify-content: center; margin-top: 14px; }

.book-preview-modal { max-width: 880px; }
.bp-body { padding: 0; display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
.bp-viewer {
    height: 72vh; height: 72dvh;
    overflow-y: auto; overflow-x: hidden;
    -webkit-overflow-scrolling: touch; overscroll-behavior: contain;
    background: #4b4e52;
    padding: 14px 10px;
    display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.bp-page {
    display: block; width: 100%; max-width: 780px; height: auto;
    background: #fff; border-radius: 3px;
    box-shadow: 0 4px 14px -4px rgba(0, 0, 0, .5);
}
.bp-fallback { display: block; width: 100%; height: 100%; border: 0; }
.bp-loading {
    display: flex; align-items: center; gap: 9px; margin: auto;
    color: #e9eaed; font-size: 13px; font-weight: 500;
}
.bp-spin {
    width: 17px; height: 17px; border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, .3); border-top-color: #fff;
    animation: bp-spin .7s linear infinite;
}
@keyframes bp-spin { to { transform: rotate(360deg); } }
.bp-note { margin: 0; padding: 11px 16px; border-top: 1px solid var(--border); text-align: center; }
@media (max-width: 640px) {
    .bp-viewer { height: 68vh; height: 68dvh; padding: 12px 8px; }
}
@media (prefers-reduced-motion: reduce) {
    .bp-spin { animation: none; }
}

.book-detail-modal { max-width: 620px; }
.book-detail { display: flex; gap: 22px; }
.book-detail-cover { flex: 0 0 auto; }
.book-detail-book { --bh: 252px; width: 174px; cursor: default; }
.book-detail-book:hover { transform: none; box-shadow: 0 10px 16px -8px rgba(0, 0, 0, .55); }
.book-detail-book .book-title { font-size: 17px; -webkit-line-clamp: 5; }
.book-detail-body { flex: 1; min-width: 0; }
.book-detail-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.book-detail-desc { margin: 0 0 16px; font-size: 13.5px; color: var(--text-2); line-height: 1.6; }

@media (max-width: 860px) {
    .shelf-books { --bh: 200px; --rg: 52px; justify-content: center; }
    .book { width: 140px; }
}

@media (max-width: 680px) {
    .lib-filterbar { flex-direction: column; align-items: stretch; gap: 12px; }
    .lib-tabs {
        flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch;
        scrollbar-width: none; padding-bottom: 2px; margin: 0 -2px;
    }
    .lib-tabs::-webkit-scrollbar { display: none; }
    .lib-theme-picker { align-self: flex-end; }
    .shelf { padding: 20px 14px 10px; }
    .shelf-books { --bh: 190px; --rg: 46px; gap: var(--rg) 16px; }
    .book { width: 134px; }
    .book-face { padding: 13px 11px 12px 18px; }
    .book-title { font-size: 13.5px; }
    .book-detail { flex-direction: column; align-items: center; }
    .book-detail-cover { align-self: center; }
    .book-detail-body { width: 100%; }
    .book-detail-book { --bh: 224px; width: 156px; }
}

@media (max-width: 440px) {
    .lib-theme-picker { align-self: stretch; justify-content: space-between; }
    .lib-theme-picker .select { max-width: none; flex: 1 1 auto; }
    .shelf { padding: 18px 12px 10px; }
    .shelf-books { --bh: 200px; --rg: 40px; gap: var(--rg) 12px; justify-content: space-between; }
    .book { width: calc(50% - 6px); max-width: none; }
    .book-face { padding: 13px 11px 12px 17px; }
    .book-title { font-size: 13.5px; -webkit-line-clamp: 5; }
    .book-author { -webkit-line-clamp: 1; }
    .book-detail-modal .modal-body { padding: 16px; }
    .book-detail-book { --bh: 210px; width: 148px; }
}

@media (max-width: 360px) {
    .shelf-books { --bh: 186px; --rg: 36px; }
    .book-title { font-size: 12.5px; }
}