/* ==========================================================================
   Admin++ - single stylesheet for the whole portal
   Dark chrome + light content, badge system, tables, forms, message thread.
   ========================================================================== */

:root {
    /* surfaces */
    --bg: #f1f4f9;
    --surface: #ffffff;
    --surface-alt: #f8fafc;
    --border: #dfe4ec;
    --border-strong: #c3cbd8;

    /* text */
    --text: #17212e;
    --text-soft: #4a5768;
    --text-muted: #7b8899;

    /* chrome */
    --header-bg: #0f1720;
    --header-bg-2: #1a2430;
    --header-text: #e6ecf3;
    --header-muted: #93a1b3;

    /* brand + feedback */
    --accent: #2563eb;
    --accent-dark: #1d4ed8;
    --accent-soft: #e8f0ff;
    --success: #16a34a;
    --warning: #d97706;
    --danger: #dc2626;

    /* status badges */
    --st-open-fg: #b91c1c;
    --st-open-bg: #fee2e2;
    --st-progress-fg: #c2410c;
    --st-progress-bg: #ffedd5;
    --st-completed-fg: #15803d;
    --st-completed-bg: #dcfce7;
    --st-closed-fg: #475569;
    --st-closed-bg: #e2e8f0;

    /* priority badges */
    --pr-low-fg: #1d4ed8;
    --pr-low-bg: #dbeafe;
    --pr-medium-fg: #a16207;
    --pr-medium-bg: #fef9c3;
    --pr-high-fg: #c2410c;
    --pr-high-bg: #ffedd5;
    --pr-urgent-fg: #b91c1c;
    --pr-urgent-bg: #fee2e2;

    --radius: 10px;
    --radius-sm: 6px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 32, .06);
    --shadow: 0 2px 8px rgba(15, 23, 32, .08);
    --shadow-lg: 0 12px 32px rgba(15, 23, 32, .18);
    --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

/* ------------------------------------------------------------------ reset */

*, *::before, *::after { box-sizing: border-box; }

html, body { height: 100%; }

body {
    margin: 0;
    display: flex;
    flex-direction: column;
    min-width: 1024px;
    font-family: "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -.01em; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ----------------------------------------------------------------- header */

.app-header {
    background: linear-gradient(180deg, var(--header-bg) 0%, var(--header-bg-2) 100%);
    color: var(--header-text);
    border-bottom: 1px solid #000;
    position: sticky;
    top: 0;
    z-index: 40;
}

.app-header__inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: 58px;
    display: flex;
    align-items: center;
    gap: 28px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--header-text);
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -.02em;
    white-space: nowrap;
}
.brand:hover { text-decoration: none; }
.brand__mark {
    width: 30px; height: 30px;
    display: grid; place-items: center;
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    font-size: 15px;
    font-weight: 800;
}

.nav { display: flex; align-items: center; gap: 4px; flex: 1; }

.nav__link {
    padding: 7px 13px;
    border-radius: var(--radius-sm);
    color: var(--header-muted);
    font-weight: 500;
    transition: background .15s, color .15s;
}
.nav__link:hover { background: rgba(255, 255, 255, .08); color: #fff; text-decoration: none; }
.nav__link.is-active { background: var(--accent); color: #fff; }

.app-header__right { display: flex; align-items: center; gap: 12px; }

.user-chip {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 5px 6px 5px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .12);
}
.user-chip__name { font-weight: 600; }
.user-chip__role {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .05em;
    padding: 2px 7px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .16);
    color: var(--header-muted);
}
.avatar {
    width: 28px; height: 28px;
    border-radius: 50%;
    display: grid; place-items: center;
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
}

/* ------------------------------------------------------------- main layout */

.main {
    flex: 1;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 26px 24px 56px;
}

.page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
}
.page-head h1 { font-size: 22px; }
.page-head p { margin: 4px 0 0; color: var(--text-muted); }
.page-head__actions { display: flex; gap: 10px; }

.section { margin-bottom: 28px; }
.section__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 12px;
}
.section__head h2 { font-size: 16px; }
.section__hint { color: var(--text-muted); font-size: 13px; }

/* ------------------------------------------------------------------ cards */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}
.card__head {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}
.card__head h2, .card__head h3 { font-size: 15px; }
.card__body { padding: 18px; }
.card__body--flush { padding: 0; }

/* ------------------------------------------------------------------- tiles */

.tiles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}
.tile {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: var(--radius);
    padding: 15px 17px;
    box-shadow: var(--shadow-sm);
}
.tile--open { border-left-color: var(--st-open-fg); }
.tile--progress { border-left-color: var(--st-progress-fg); }
.tile--completed { border-left-color: var(--st-completed-fg); }
.tile--closed { border-left-color: var(--st-closed-fg); }
.tile--total { border-left-color: var(--accent); }

.tile__label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.tile__value { font-size: 30px; font-weight: 700; line-height: 1.15; margin-top: 4px; }

/* ------------------------------------------------------------------ table */

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

.table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13.5px; }

.table thead th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--surface-alt);
    text-align: left;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--text-soft);
    padding: 11px 16px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
.table thead th.is-sortable { cursor: pointer; user-select: none; }
.table thead th.is-sortable:hover { background: #eef2f7; color: var(--text); }
.table thead th .sort-caret { opacity: .35; margin-left: 5px; font-size: 10px; }
.table thead th.is-sorted { color: var(--accent); }
.table thead th.is-sorted .sort-caret { opacity: 1; }

.table tbody td {
    padding: 11px 16px;
    border-bottom: 1px solid #eef1f6;
    vertical-align: middle;
}
.table tbody tr:nth-child(even) { background: #fafbfd; }
.table tbody tr:hover { background: var(--accent-soft); }
.table tbody tr.is-clickable { cursor: pointer; }
.table tbody tr:last-child td { border-bottom: 0; }

.cell-taskno { font-family: var(--mono); font-size: 12.5px; color: var(--text-soft); white-space: nowrap; }
.cell-title { font-weight: 600; color: var(--text); max-width: 460px; }
.cell-title .cell-sub { display: block; font-weight: 400; color: var(--text-muted); font-size: 12px; }
.cell-user { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.cell-client { white-space: nowrap; }
.cell-date { white-space: nowrap; color: var(--text-muted); font-size: 12.5px; }
.cell-unassigned { color: var(--text-muted); font-style: italic; }

/* ----------------------------------------------------------------- badges */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: .02em;
    white-space: nowrap;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.badge--status-OPEN { color: var(--st-open-fg); background: var(--st-open-bg); }
.badge--status-IN_PROGRESS { color: var(--st-progress-fg); background: var(--st-progress-bg); }
.badge--status-COMPLETED { color: var(--st-completed-fg); background: var(--st-completed-bg); }
.badge--status-CLOSED { color: var(--st-closed-fg); background: var(--st-closed-bg); }

.badge--priority-LOW { color: var(--pr-low-fg); background: var(--pr-low-bg); }
.badge--priority-MEDIUM { color: var(--pr-medium-fg); background: var(--pr-medium-bg); }
.badge--priority-HIGH { color: var(--pr-high-fg); background: var(--pr-high-bg); }
.badge--priority-URGENT { color: var(--pr-urgent-fg); background: var(--pr-urgent-bg); }

.badge--role { background: var(--accent-soft); color: var(--accent-dark); }

/* ------------------------------------------------------------------ forms */

.field { margin-bottom: 15px; }
.field:last-child { margin-bottom: 0; }

.label {
    display: block;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--text-soft);
}
.label .req { color: var(--danger); }

.input, .select, .textarea {
    width: 100%;
    padding: 9px 12px;
    font: inherit;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    transition: border-color .15s, box-shadow .15s;
}
.input:hover, .select:hover, .textarea:hover { border-color: #9aa6b8; }
.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .15);
}
.textarea { min-height: 110px; resize: vertical; line-height: 1.55; }
.select { appearance: none; background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath fill='%237b8899' d='M0 0h10L5 6z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 30px; }

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

.hint { margin-top: 5px; font-size: 12px; color: var(--text-muted); }

.checkbox { display: flex; align-items: center; gap: 9px; cursor: pointer; user-select: none; }
.checkbox input { width: 16px; height: 16px; accent-color: var(--warning); cursor: pointer; }

/* ---------------------------------------------------------------- buttons */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 9px 16px;
    font: inherit;
    font-weight: 600;
    color: #fff;
    background: var(--accent);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background .15s, border-color .15s, color .15s, transform .05s;
    white-space: nowrap;
}
.btn:hover { background: var(--accent-dark); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }

.btn--secondary { background: var(--surface); color: var(--text); border-color: var(--border-strong); }
.btn--secondary:hover { background: var(--surface-alt); border-color: #9aa6b8; }
.btn--ghost { background: rgba(255, 255, 255, .08); color: var(--header-text); border-color: rgba(255, 255, 255, .18); }
.btn--ghost:hover { background: rgba(255, 255, 255, .16); }
.btn--success { background: var(--success); }
.btn--success:hover { background: #15803d; }
.btn--warning { background: var(--warning); }
.btn--warning:hover { background: #b45309; }
.btn--danger { background: var(--danger); }
.btn--danger:hover { background: #b91c1c; }
.btn--sm { padding: 5px 11px; font-size: 12.5px; }
.btn--block { width: 100%; }

.btn-group { display: flex; flex-wrap: wrap; gap: 8px; }

/* ------------------------------------------------------------------ alerts */

.alert {
    display: none;
    padding: 11px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-weight: 500;
    margin-bottom: 16px;
}
.alert.is-visible { display: block; }
.alert--error { background: var(--st-open-bg); border-color: #fca5a5; color: var(--st-open-fg); }
.alert--success { background: var(--st-completed-bg); border-color: #86efac; color: var(--st-completed-fg); }
.alert--info { background: var(--accent-soft); border-color: #bfdbfe; color: var(--accent-dark); }

/* ------------------------------------------------------------------ modal */

.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 60;
    background: rgba(15, 23, 32, .55);
    padding: 40px 20px;
    overflow-y: auto;
}
.modal.is-open { display: block; }

.modal__box {
    max-width: 620px;
    margin: 0 auto;
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}
.modal__head {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.modal__head h3 { font-size: 16px; }
.modal__body { padding: 20px; }
.modal__foot {
    padding: 14px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    background: var(--surface-alt);
    border-radius: 0 0 var(--radius) var(--radius);
}
.modal__close {
    border: 0;
    background: transparent;
    font-size: 22px;
    line-height: 1;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0 4px;
}
.modal__close:hover { color: var(--text); }

/* ------------------------------------------------------------- task detail */

.detail-head { display: flex; align-items: flex-start; gap: 18px; margin-bottom: 18px; }
.detail-head__meta { flex: 1; min-width: 0; }
.detail-head h1 { font-size: 21px; margin-bottom: 8px; }
.detail-head__badges { display: flex; gap: 8px; flex-wrap: wrap; }
.detail-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}
.meta__label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 3px;
}
.meta__value { font-weight: 600; word-break: break-word; }

.thread {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-height: 560px;
    overflow-y: auto;
    padding: 4px 6px 4px 0;
}
.thread__empty { color: var(--text-muted); text-align: center; padding: 30px 0; }

.msg { display: flex; flex-direction: column; max-width: 76%; }
.msg--mine { align-self: flex-end; align-items: flex-end; }
.msg--other { align-self: flex-start; }

.msg__head {
    display: flex;
    align-items: baseline;
    gap: 9px;
    margin-bottom: 5px;
    font-size: 12px;
    color: var(--text-muted);
}
.msg__author { font-weight: 700; color: var(--text-soft); }
.msg__role { font-size: 10.5px; font-weight: 700; letter-spacing: .04em; padding: 1px 6px; border-radius: 999px; background: #e7ecf3; color: var(--text-soft); }

.msg__bubble {
    padding: 11px 14px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.55;
}
.msg--mine .msg__bubble { background: var(--accent-soft); border-color: #c7dbff; }
.msg--original .msg__bubble { background: #f8fafc; border-left: 3px solid var(--border-strong); }
.msg--internal .msg__bubble { background: #fffbeb; border-color: #fcd34d; }

.msg__tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 6px;
    font-size: 11px;
    font-weight: 700;
    color: var(--warning);
}

.msg__del {
    border: 0;
    background: transparent;
    color: var(--text-muted);
    font-size: 11.5px;
    cursor: pointer;
    padding: 0;
    text-decoration: underline;
}
.msg__del:hover { color: var(--danger); }

.composer { display: flex; flex-direction: column; gap: 11px; }
.composer__foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; }

/* ----------------------------------------------------------------- toasts */

.toast-host {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 90;
    display: flex;
    flex-direction: column;
    gap: 9px;
}
.toast {
    min-width: 240px;
    max-width: 380px;
    padding: 11px 15px;
    border-radius: var(--radius-sm);
    background: var(--header-bg);
    color: #fff;
    box-shadow: var(--shadow-lg);
    font-weight: 500;
    animation: toast-in .18s ease-out;
}
.toast--success { background: var(--success); }
.toast--error { background: var(--danger); }
.toast--warning { background: var(--warning); }

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

/* ------------------------------------------------------------- utilities */

.is-hidden { display: none !important; }

.bar-row { margin-bottom: 13px; }
.bar-row:last-child { margin-bottom: 0; }
.bar-row__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 5px; }
.bar-row__value { font-weight: 700; font-size: 13px; color: var(--text-soft); }
.bar-track { height: 7px; border-radius: 999px; background: #e9edf3; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 999px; background: var(--accent); transition: width .3s ease; }
.bar-fill--open { background: var(--st-open-fg); }
.bar-fill--in_progress { background: var(--st-progress-fg); }
.bar-fill--completed { background: var(--st-completed-fg); }
.bar-fill--closed { background: var(--st-closed-fg); }
.bar-fill--low { background: var(--pr-low-fg); }
.bar-fill--medium { background: var(--pr-medium-fg); }
.bar-fill--high { background: var(--pr-high-fg); }
.bar-fill--urgent { background: var(--pr-urgent-fg); }

.select--sm { padding: 4px 26px 4px 8px; font-size: 12.5px; width: auto; min-width: 130px; }

.empty-state { padding: 44px 20px; text-align: center; color: var(--text-muted); }
.empty-state__title { font-weight: 600; color: var(--text-soft); margin-bottom: 4px; }

.spinner {
    width: 15px; height: 15px;
    border: 2px solid rgba(255, 255, 255, .4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .7s linear infinite;
}
.spinner--dark { border-color: rgba(23, 33, 46, .2); border-top-color: var(--text); }
@keyframes spin { to { transform: rotate(360deg); } }

.visually-hidden {
    position: absolute; width: 1px; height: 1px;
    margin: -1px; padding: 0; border: 0;
    clip: rect(0 0 0 0); clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}

.muted { color: var(--text-muted); }
.mono { font-family: var(--mono); }
.text-right { text-align: right; }
.nowrap { white-space: nowrap; }

/* ----------------------------------------------------------------- login */

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 40px 20px;
    background:
        radial-gradient(1100px 520px at 50% -12%, #24344a 0%, transparent 60%),
        linear-gradient(180deg, #0f1720 0%, #1b2634 100%);
}

body.login-page { min-width: 0; }

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--surface);
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
    padding: 32px 30px 26px;
}

.login-card__brand { display: flex; align-items: center; gap: 11px; margin-bottom: 22px; }
.login-card__brand .brand { color: var(--text); font-size: 19px; }
.login-card__brand .brand:hover { text-decoration: none; }
.login-card h1 { font-size: 19px; margin-bottom: 4px; }
.login-card__sub { color: var(--text-muted); margin: 0 0 22px; }

.demo-accounts {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px dashed var(--border-strong);
}
.demo-accounts__title {
    font-size: 11px; font-weight: 700; letter-spacing: .07em;
    text-transform: uppercase; color: var(--text-muted); margin-bottom: 9px;
}
.demo-accounts table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.demo-accounts td { padding: 4px 0; color: var(--text-soft); }
.demo-accounts td:last-child { text-align: right; font-family: var(--mono); color: var(--text-muted); }
.demo-accounts button {
    border: 0; background: transparent; color: var(--accent);
    font: inherit; font-family: var(--mono); cursor: pointer; padding: 0;
}
.demo-accounts button:hover { text-decoration: underline; }

/* --------------------------------------------------------------- app foot */

.app-foot {
    padding: 18px 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    border-top: 1px solid var(--border);
}

/* ------------------------------------------------------------ theme toggle */

.theme-toggle {
    width: 32px;
    height: 32px;
    display: inline-grid;
    place-items: center;
    padding: 0;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .18);
    background: rgba(255, 255, 255, .08);
    color: var(--header-text);
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    transition: background .15s, transform .1s;
}
.theme-toggle:hover { background: rgba(255, 255, 255, .16); }
.theme-toggle:active { transform: translateY(1px); }

.login-card__brand .theme-toggle {
    margin-left: auto;
    border-color: var(--border-strong);
    background: var(--surface-alt);
    color: var(--text);
}
.login-card__brand .theme-toggle:hover { background: var(--border); }

/* ------------------------------------------------------------------- dark */
/* Default remains light: the portal only switches when data-theme="dark". */

html[data-theme="dark"] {
    --bg: #0d1117;
    --surface: #161b22;
    --surface-alt: #1b2129;
    --border: #2b333d;
    --border-strong: #3b4552;

    --text: #e6edf3;
    --text-soft: #b7c0cb;
    --text-muted: #8b949e;

    --header-bg: #0a0e13;
    --header-bg-2: #10151b;

    --accent: #4f8dfb;
    --accent-dark: #3d77e8;
    --accent-soft: #16233a;

    --st-open-fg: #fca5a5;
    --st-open-bg: #3b1618;
    --st-progress-fg: #fdba74;
    --st-progress-bg: #3a2312;
    --st-completed-fg: #86efac;
    --st-completed-bg: #12301c;
    --st-closed-fg: #9aa6b5;
    --st-closed-bg: #232a33;

    --pr-low-fg: #93c5fd;
    --pr-low-bg: #14243d;
    --pr-medium-fg: #fde047;
    --pr-medium-bg: #33290c;
    --pr-high-fg: #fdba74;
    --pr-high-bg: #3a2312;
    --pr-urgent-fg: #fca5a5;
    --pr-urgent-bg: #3b1618;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .45);
    --shadow: 0 2px 10px rgba(0, 0, 0, .5);
    --shadow-lg: 0 14px 36px rgba(0, 0, 0, .6);
}

html[data-theme="dark"] body { background: var(--bg); }
html[data-theme="dark"] .table thead th.is-sortable:hover { background: #222a34; color: var(--text); }
html[data-theme="dark"] .table tbody td { border-bottom-color: #232a33; }
html[data-theme="dark"] .table tbody tr:nth-child(even) { background: #191f27; }
html[data-theme="dark"] .table tbody tr:hover { background: var(--accent-soft); }
html[data-theme="dark"] .msg__role { background: #262e38; }
html[data-theme="dark"] .msg--mine .msg__bubble { background: var(--accent-soft); border-color: #27406b; }
html[data-theme="dark"] .msg--original .msg__bubble { background: #1a2029; }
html[data-theme="dark"] .msg--internal .msg__bubble { background: #2c2410; border-color: #6b5416; }
html[data-theme="dark"] .bar-track { background: #232a33; }
html[data-theme="dark"] .alert--error { border-color: #7f2b2b; }
html[data-theme="dark"] .alert--success { border-color: #275c39; }
html[data-theme="dark"] .alert--info { border-color: #2b4a7c; }
html[data-theme="dark"] .input:hover,
html[data-theme="dark"] .select:hover,
html[data-theme="dark"] .textarea:hover { border-color: #556070; }
html[data-theme="dark"] .btn--secondary:hover { background: var(--surface-alt); border-color: #556070; }
html[data-theme="dark"] .modal { background: rgba(0, 0, 0, .7); }
html[data-theme="dark"] .select {
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath fill='%238b949e' d='M0 0h10L5 6z'/%3E%3C/svg%3E");
}