/* ── Reset ──────────────────────────────────────────────── */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ── Design tokens ──────────────────────────────────────── */

:root {
    /* dark-first palette — matches the landing page */
    --color-bg-gradient: linear-gradient(150deg, #0f172a 0%, #1a3050 45%, #0f4c8a 100%);
    --color-bg:          #0f172a;
    --color-surface:     rgba(255, 255, 255, 0.07);
    --color-surface-hover: rgba(255, 255, 255, 0.11);
    --color-text:        rgba(255, 255, 255, 0.92);
    --color-text-muted:  rgba(255, 255, 255, 0.50);
    --color-border:      rgba(255, 255, 255, 0.12);
    --color-primary:     #3b82f6;
    --color-primary-dim: rgba(59, 130, 246, 0.25);
    --color-success:     #22c55e;
    --color-danger:      #ef4444;
    --color-warning:     #f97316;

    --spacing-unit: 1rem;
    --radius:       6px;
    --sidebar-width: 240px;
}

/* ── Form elements ──────────────────────────────────────── */

select option {
    background: var(--color-bg);
    color: var(--color-text);
}

/* light theme */
:root[data-theme="light"] {
    --color-bg-gradient: linear-gradient(150deg, #c5d8f8 0%, #daeaff 45%, #b8cff5 100%);
    --color-bg:          #daeaff;
    --color-surface:     rgba(255, 255, 255, 0.55);
    --color-surface-hover: rgba(255, 255, 255, 0.75);
    --color-text:        rgba(10, 25, 60, 0.90);
    --color-text-muted:  rgba(10, 25, 60, 0.50);
    --color-border:      rgba(10, 25, 60, 0.12);
    --color-primary:     #1a56db;
    --color-primary-dim: rgba(26, 86, 219, 0.15);
}

:root[data-theme="auto"] {
    @media (prefers-color-scheme: light) {
        --color-bg-gradient: linear-gradient(150deg, #c5d8f8 0%, #daeaff 45%, #b8cff5 100%);
        --color-bg:          #daeaff;
        --color-surface:     rgba(255, 255, 255, 0.55);
        --color-surface-hover: rgba(255, 255, 255, 0.75);
        --color-text:        rgba(10, 25, 60, 0.90);
        --color-text-muted:  rgba(10, 25, 60, 0.50);
        --color-border:      rgba(10, 25, 60, 0.12);
        --color-primary:     #1a56db;
        --color-primary-dim: rgba(26, 86, 219, 0.15);
    }
}

/* ── Base ───────────────────────────────────────────────── */

body {
    font-family: system-ui, -apple-system, sans-serif;
    line-height: 1.5;
    min-block-size: 100dvh;
    background: var(--color-bg-gradient);
    color: var(--color-text);
    display: flex;
    flex-direction: column;
    position: relative;
}

/* circuit-grid overlay on every page */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
}

/* everything sits above the grid */
body > * {
    position: relative;
    z-index: 1;
}

a {
    color: var(--color-primary);
    text-decoration: none;

    &:hover {
        text-decoration: underline;
    }

    &:focus-visible {
        outline: 2px solid var(--color-primary);
        outline-offset: 2px;
        border-radius: 2px;
    }

    &[target="_blank"]::after {
        content: " ↗";
        font-size: 0.7em;
        vertical-align: super;
        opacity: 0.6;
    }
}

pre {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--color-border);
    padding: var(--spacing-unit);
    border-radius: var(--radius);
    overflow-x: auto;
    font-size: 0.85rem;
    color: var(--color-text);
}

details {
    margin-block-end: var(--spacing-unit);

    &:last-child { margin-block-end: 0; }

    summary {
        cursor: pointer;
        padding-block: calc(var(--spacing-unit) * 0.5);
        padding-inline: var(--spacing-unit);
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        font-weight: 600;
        font-size: 0.9rem;
        color: var(--color-text);

        &:hover { background: var(--color-surface-hover); }
        &:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
    }

    &[open] summary { margin-block-end: var(--spacing-unit); border-radius: var(--radius) var(--radius) 0 0; }

    p {
        padding-inline-start: var(--spacing-unit);
        margin-block-end: calc(var(--spacing-unit) * 0.5);
        opacity: 0.8;
    }
}

/* ── Skip link ──────────────────────────────────────────── */

.skip-link {
    position: absolute;
    inset-block-start: -999px;
    inset-inline-start: -999px;
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-unit) calc(var(--spacing-unit) * 2);
    text-decoration: none;
    border-radius: var(--radius);
    z-index: 9999;

    &:focus {
        inset-block-start: var(--spacing-unit);
        inset-inline-start: var(--spacing-unit);
    }
}

/* ── App Shell ──────────────────────────────────────────── */

b-app-shell {
    display: contents;
}

/* ── Header ─────────────────────────────────────────────── */

header {
    background: rgba(10, 20, 50, 0.65);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-block-end: 1px solid var(--color-border);
    color: white;
    padding-block: calc(var(--spacing-unit) * 0.75);
    padding-inline: var(--spacing-unit);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-unit);
    position: sticky;
    inset-block-start: 0;
    z-index: 1002;

    h1 {
        font-size: clamp(1.1rem, 3vw, 1.35rem);
        font-weight: 700;
        letter-spacing: -0.02em;
        color: white;
    }
}

@media (max-width: 1023px) {
    header h1 {
        margin-inline-start: calc(var(--spacing-unit) * 4);
    }
}

/* ── Auth box ───────────────────────────────────────────── */

.auth-box,
.auth-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-unit);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);

    strong { color: white; }
}

/* ── Theme toggle ───────────────────────────────────────── */

.theme-toggle {
    padding: calc(var(--spacing-unit) * 0.4);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    cursor: pointer;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    inline-size: 2.25rem;
    block-size: 2.25rem;
    transition: background 0.2s;

    &:hover { background: rgba(255, 255, 255, 0.16); }

    span {
        inline-size: 18px;
        block-size: 18px;
        display: block;

        svg { inline-size: 100%; block-size: 100%; }
    }
}

/* ── Buttons ────────────────────────────────────────────── */

.primary-button,
.secondary-button {
    padding-block: calc(var(--spacing-unit) * 0.45);
    padding-inline: calc(var(--spacing-unit) * 1.1);
    border-radius: var(--radius);
    cursor: pointer;
    font: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    transition: opacity 0.2s, background 0.2s;

    &:hover { opacity: 0.88; }
    &:focus-visible { outline: 2px solid white; outline-offset: 2px; }
}

.primary-button {
    background: var(--color-primary);
    color: white;
    border: none;
}

.secondary-button {
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.4);

    &:hover { background: rgba(255, 255, 255, 0.08); }
}

.small-button {
    padding-block: calc(var(--spacing-unit) * 0.2);
    padding-inline: calc(var(--spacing-unit) * 0.65);
    font-size: 0.82rem;
    font: inherit;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    border-radius: calc(var(--radius) * 0.75);
    cursor: pointer;
    transition: background 0.2s;

    &:hover { background: var(--color-surface-hover); }
    &:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
}

/* ── Main layout ────────────────────────────────────────── */

main {
    flex: 1;
    inline-size: 100%;
    display: flex;
    position: relative;
}

.view {
    flex: 1;
    min-inline-size: 0;
    padding-block: calc(var(--spacing-unit) * 2);
    padding-inline: calc(var(--spacing-unit) * 1.5);
    max-width: calc(var(--spacing-unit) * 65);
}


/* ── Hamburger menu ─────────────────────────────────────── */

.menu-toggle {
    display: none;
}

.menu-icon {
    position: fixed;
    inset-block-start: calc(var(--spacing-unit) * 1.1);
    inset-inline-start: var(--spacing-unit);
    z-index: 1003;
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: calc(var(--spacing-unit) * 0.45);
    background: rgba(10, 20, 50, 0.65);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);

    span {
        display: block;
        inline-size: 22px;
        block-size: 2px;
        background: white;
        transition: transform 0.3s, opacity 0.3s;
    }
}

.menu-toggle:checked ~ .menu-icon span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle:checked ~ .menu-icon span:nth-child(2) {
    opacity: 0;
}
.menu-toggle:checked ~ .menu-icon span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Sidebar ────────────────────────────────────────────── */

.sidebar {
    position: fixed;
    inset-block-start: 0;
    inset-inline-start: calc(var(--sidebar-width) * -1);
    inline-size: var(--sidebar-width);
    block-size: 100dvh;
    background: rgba(10, 20, 50, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-inline-end: 1px solid var(--color-border);
    padding-block-start: calc(var(--spacing-unit) * 5.5);
    padding-inline: calc(var(--spacing-unit) * 0.75);
    transition: inset-inline-start 0.3s ease;
    z-index: 1000;
    overflow-y: auto;

    ul {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 2px;
    }

    a {
        display: flex;
        align-items: center;
        gap: calc(var(--spacing-unit) * 0.5);
        padding-block: calc(var(--spacing-unit) * 0.6);
        padding-inline: calc(var(--spacing-unit) * 0.75);
        border-radius: var(--radius);
        border-inline-start: 3px solid transparent;
        color: rgba(255, 255, 255, 0.75);
        text-decoration: none;
        font-size: 0.92rem;
        transition: background 0.2s, color 0.2s, border-color 0.2s;

        &:hover {
            background: var(--color-surface-hover);
            color: white;
            text-decoration: none;
        }

        &.active {
            background: var(--color-primary-dim);
            color: white;
            border-inline-start-color: var(--color-primary);
        }
    }
}

.menu-toggle:checked ~ .sidebar {
    inset-inline-start: 0;
}

/* ── Nav sections ────────────────────────────────────────── */

.sidebar a.nav-section {
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    margin-block-start: calc(var(--spacing-unit) * 0.5);
}

.sidebar li:first-child a.nav-section {
    margin-block-start: 0;
}

.sidebar a.nav-sub {
    padding-inline-start: calc(var(--spacing-unit) * 1.75);
    font-size: 0.875rem;
}

/* ── Overview cards ──────────────────────────────────────── */

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-unit);
    padding: calc(var(--spacing-unit) * 1.5);
}

.overview-card {
    display: flex;
    align-items: flex-start;
    gap: calc(var(--spacing-unit) * 0.75);
    padding: calc(var(--spacing-unit) * 1);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--color-text);
    transition: background 0.2s, border-color 0.2s;

    &:hover {
        background: var(--color-surface-hover);
        border-color: var(--color-primary);
    }
}

.overview-card-icon {
    font-size: 2rem;
    line-height: 1;
    flex-shrink: 0;
}

.overview-card-title {
    font-weight: 600;
    margin-block-end: calc(var(--spacing-unit) * 0.25);
}

.overview-card-desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

@media (min-width: 1024px) {
    .menu-icon { display: none; }

    .sidebar {
        position: sticky;
        inset-block-start: 0;
        inset-inline-start: 0;
        block-size: calc(100dvh - 1px);   /* snap under sticky header */
        align-self: flex-start;
        padding-block-start: calc(var(--spacing-unit) * 1.25);
        flex-shrink: 0;
    }
}

/* ── Footer ─────────────────────────────────────────────── */

footer {
    background: rgba(10, 20, 50, 0.5);
    border-block-start: 1px solid var(--color-border);
    padding-block: calc(var(--spacing-unit) * 0.5);
    padding-inline: var(--spacing-unit);
    text-align: end;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ── Content cards ──────────────────────────────────────── */

.config-section {
    background: var(--color-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: calc(var(--radius) * 2.5);
    padding: calc(var(--spacing-unit) * 1.75);
    margin-block-end: calc(var(--spacing-unit) * 1.5);

    h2 {
        font-size: 1.1rem;
        font-weight: 700;
        letter-spacing: -0.015em;
        margin-block-end: calc(var(--spacing-unit) * 1.25);
        color: var(--color-text);
        padding-block-end: calc(var(--spacing-unit) * 0.75);
        border-block-end: 1px solid var(--color-border);
    }
}

/* ── System Status ──────────────────────────────────────── */

.status-page {
    background: var(--color-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: calc(var(--radius) * 2.5);
    padding: calc(var(--spacing-unit) * 1.75);
}

.status-header {
    text-align: center;
    padding-block: calc(var(--spacing-unit) * 1.5);
    border-block-end: 1px solid var(--color-border);
    margin-block-end: calc(var(--spacing-unit) * 1.5);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 0.6);
    padding-block: calc(var(--spacing-unit) * 0.6);
    padding-inline: calc(var(--spacing-unit) * 1.4);
    border-radius: 100vw;
    font-weight: 700;
    font-size: 1rem;
    border: 1px solid;

    &.up {
        background: rgba(34, 197, 94, 0.15);
        color: #4ade80;
        border-color: rgba(34, 197, 94, 0.3);
    }

    &.down {
        background: rgba(239, 68, 68, 0.15);
        color: #f87171;
        border-color: rgba(239, 68, 68, 0.3);
    }

    &.loading {
        background: var(--color-surface);
        color: var(--color-text-muted);
        border-color: var(--color-border);
    }
}

.status-icon {
    font-size: 0.75rem;
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.service-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-unit);
    padding: calc(var(--spacing-unit) * 0.85) var(--spacing-unit);
    border-radius: var(--radius);
    transition: background 0.2s;

    &:hover { background: var(--color-surface-hover); }

    h3 {
        font-size: 0.95rem;
        font-weight: 600;
        margin-block-end: 2px;
        color: var(--color-text);
    }

    p {
        font-size: 0.82rem;
        color: var(--color-text-muted);
    }
}

.service-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
    inline-size: 2rem;
    text-align: center;
}

.service-info { flex: 1; }

.service-status {
    padding-block: calc(var(--spacing-unit) * 0.3);
    padding-inline: calc(var(--spacing-unit) * 0.9);
    border-radius: 100vw;
    font-weight: 600;
    font-size: 0.8rem;
    white-space: nowrap;
    min-inline-size: 7rem;
    text-align: center;
    border: 1px solid;

    &.up {
        background: rgba(34, 197, 94, 0.12);
        color: #4ade80;
        border-color: rgba(34, 197, 94, 0.25);
    }

    &.down {
        background: rgba(239, 68, 68, 0.12);
        color: #f87171;
        border-color: rgba(239, 68, 68, 0.25);
    }

    &.loading, &.unknown {
        background: var(--color-surface);
        color: var(--color-text-muted);
        border-color: var(--color-border);
    }
}

.status-details {
    margin-block-start: calc(var(--spacing-unit) * 1.5);
    padding-block-start: calc(var(--spacing-unit) * 1.5);
    border-block-start: 1px solid var(--color-border);
}

.health-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-unit);
    margin-block-end: var(--spacing-unit);
}

.health-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: var(--spacing-unit);

    h3 {
        font-size: 0.875rem;
        margin-block-end: calc(var(--spacing-unit) * 0.5);
        color: var(--color-text-muted);
        font-weight: 500;
    }
}

.status-indicator {
    font-weight: 700;
    font-size: 0.85rem;
    padding-block: calc(var(--spacing-unit) * 0.35);
    padding-inline: calc(var(--spacing-unit) * 0.75);
    border-radius: 100vw;
    text-align: center;
    border: 1px solid;

    &.up { background: rgba(34,197,94,0.12); color: #4ade80; border-color: rgba(34,197,94,0.25); }
    &.down { background: rgba(239,68,68,0.12); color: #f87171; border-color: rgba(239,68,68,0.25); }
    &.loading { background: var(--color-surface); color: var(--color-text-muted); border-color: var(--color-border); }
}

/* ── Navigation links (inside .config-section) ──────────── */

nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 0.35);
}

@media (min-width: 768px) {
    nav ul {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

.nav-icon {
    inline-size: 18px;
    block-size: 18px;
    display: inline-block;
    vertical-align: middle;
    margin-inline-end: calc(var(--spacing-unit) * 0.35);

    svg { inline-size: 100%; block-size: 100%; display: block; }
}

/* ── Data table ────────────────────────────────────────── */

.data-table {
    inline-size: 100%;
    border-collapse: collapse;

    th, td {
        text-align: start;
        padding-block: calc(var(--spacing-unit) * 0.7);
        padding-inline: var(--spacing-unit);
        border-block-end: 1px solid var(--color-border);
        font-size: 0.9rem;
    }

    th {
        background: rgba(255, 255, 255, 0.04);
        font-weight: 600;
        font-size: 0.8rem;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        color: var(--color-text-muted);
    }

    tbody tr {
        transition: background 0.15s;

        &:hover { background: var(--color-surface-hover); }
        &:last-child td { border-block-end: none; }
    }
}

/* ── Pagination ────────────────────────────────────────── */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-unit);
    padding-block: calc(var(--spacing-unit) * 1.25);
    font-size: 0.85rem;
    color: var(--color-text-muted);

    button {
        padding-block: calc(var(--spacing-unit) * 0.3);
        padding-inline: calc(var(--spacing-unit) * 0.8);
        font: inherit;
        font-size: 0.82rem;
        border: 1px solid var(--color-border);
        background: var(--color-surface);
        color: var(--color-text);
        border-radius: var(--radius);
        cursor: pointer;
        transition: background 0.2s;

        &:hover:not(:disabled) { background: var(--color-surface-hover); }
        &:disabled { opacity: 0.35; cursor: default; }
        &:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
    }
}

.pagination-info {
    white-space: nowrap;
}

/* ── Model management ──────────────────────────────────── */

.list-controls {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 0.5);
    margin-block-end: var(--spacing-unit);
    font-size: 0.88rem;
    color: var(--color-text-muted);

    label {
        display: flex;
        align-items: center;
        gap: calc(var(--spacing-unit) * 0.4);
        cursor: pointer;
    }

    input[type="checkbox"] {
        accent-color: var(--color-primary);
    }
}

.data-table tr.deleted {
    opacity: 0.45;
}

.badge-deleted,
.badge-active,
.badge-pending,
.badge-warning,
.badge-info,
.badge-success {
    display: inline-block;
    margin-inline-start: calc(var(--spacing-unit) * 0.4);
    padding-block: 1px;
    padding-inline: calc(var(--spacing-unit) * 0.45);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-radius: 100vw;
    border: 1px solid;
}

.badge-deleted {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border-color: rgba(239, 68, 68, 0.25);
}

.badge-active,
.badge-success {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    border-color: rgba(34, 197, 94, 0.25);
}

.badge-warning {
    background: rgba(251, 146, 60, 0.15);
    color: #fb923c;
    border-color: rgba(251, 146, 60, 0.25);
}

.badge-info {
    background: rgba(96, 165, 250, 0.15);
    color: #60a5fa;
    border-color: rgba(96, 165, 250, 0.25);
}

.badge-pending {
    background: var(--color-surface);
    color: var(--color-text-muted);
    border-color: var(--color-border);
}

/* ── Tab navigation ─────────────────────────────────────── */

.tab-bar {
    display: flex;
    gap: calc(var(--spacing-unit) * 0.5);
    margin-block-end: calc(var(--spacing-unit) * 1.25);
    border-block-end: 1px solid var(--color-border);
    padding-block-end: calc(var(--spacing-unit) * 0.5);
}

.tab-button {
    background: none;
    border: 1px solid transparent;
    border-radius: var(--radius) var(--radius) 0 0;
    padding-block: calc(var(--spacing-unit) * 0.5);
    padding-inline: var(--spacing-unit);
    font-size: 0.9rem;
    color: var(--color-text-muted);
    cursor: pointer;

    &.active {
        color: var(--color-text);
        border-color: var(--color-border);
        border-block-end-color: transparent;
        background: var(--color-bg);
    }

    &:hover:not(.active) {
        color: var(--color-text);
    }
}

/* ── Action bar ─────────────────────────────────────────── */

.action-bar {
    display: flex;
    gap: calc(var(--spacing-unit) * 0.75);
    margin-block-start: calc(var(--spacing-unit) * 1.25);
    padding-block-start: calc(var(--spacing-unit) * 1);
    border-block-start: 1px solid var(--color-border);
}

/* ── Success message ────────────────────────────────────── */

.success-message {
    color: #4ade80;
    font-size: 0.9rem;
    margin-block-end: var(--spacing-unit);
}

.error-message {
    color: #f87171;
    font-size: 0.9rem;
    margin-block-end: var(--spacing-unit);
}

.small-button.danger {
    color: #f87171;
    border-color: rgba(239, 68, 68, 0.3);

    &:hover {
        background: rgba(239, 68, 68, 0.15);
    }
}

.status-badge {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.empty-state {
    text-align: center;
    padding-block: calc(var(--spacing-unit) * 2);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ── Annotation task list (accordion-style) ─────────────── */

.task-list-header,
.task-row-summary {
    display: grid;
    grid-template-columns: 2rem 8rem 7rem 7rem 1fr 1fr;
    gap: calc(var(--spacing-unit) * 0.75);
    align-items: center;
    padding-block: calc(var(--spacing-unit) * 0.5);
    padding-inline: calc(var(--spacing-unit) * 0.75);
}

.task-list-header {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    border-block-end: 1px solid var(--color-border);
    margin-block-end: calc(var(--spacing-unit) * 0.25);
}

annotation-task-row {
    display: block;
}

.task-row {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-block-end: calc(var(--spacing-unit) * 0.5);
    overflow: hidden;

    &:hover > .task-row-summary {
        background: var(--color-surface);
    }
}

.task-row--expanded > .task-row-summary {
    background: var(--color-surface);
    border-block-end: 1px solid var(--color-border);
}

.task-row-detail {
    padding: var(--spacing-unit);
}

.expand-btn {
    width: 1.8rem;
    text-align: center;
    padding-inline: 0;
}

.status-note {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin-block-start: var(--spacing-unit);
}

/* ── Upload form ───────────────────────────────────────── */

.upload-form {
    margin-block-end: calc(var(--spacing-unit) * 1.25);

    summary {
        cursor: pointer;
        padding-block: calc(var(--spacing-unit) * 0.5);
        padding-inline: var(--spacing-unit);
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        font-weight: 600;
        font-size: 0.9rem;
        color: var(--color-text);

        &:hover { background: var(--color-surface-hover); }
    }

    &[open] summary {
        margin-block-end: var(--spacing-unit);
        border-radius: var(--radius) var(--radius) 0 0;
    }

    form {
        display: flex;
        flex-wrap: wrap;
        align-items: flex-end;
        gap: var(--spacing-unit);
        padding-inline: calc(var(--spacing-unit) * 0.25);
    }

    label {
        display: flex;
        flex-direction: column;
        gap: calc(var(--spacing-unit) * 0.3);
        font-weight: 600;
        font-size: 0.8rem;
        color: var(--color-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.04em;
        flex: 1;
        min-inline-size: 140px;
    }

    input {
        padding-block: calc(var(--spacing-unit) * 0.5);
        padding-inline: calc(var(--spacing-unit) * 0.75);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        font: inherit;
        font-size: 0.9rem;
        background: var(--color-surface);
        color: var(--color-text);
        transition: border-color 0.2s;

        &:focus {
            outline: none;
            border-color: var(--color-primary);
            background: var(--color-surface-hover);
        }
    }

    input[type="file"] {
        font-size: 0.82rem;
    }

    button[type="submit"] {
        align-self: flex-end;
    }
}

/* ── Auth message ───────────────────────────────────────── */

.auth-message {
    text-align: center;
    padding-block: calc(var(--spacing-unit) * 3);
    color: var(--color-text-muted);
}

/* ── Error ──────────────────────────────────────────────── */

.error {
    color: #f87171;
    padding-block: calc(var(--spacing-unit) * 0.5);
    font-size: 0.9rem;
}

/* ── App download ───────────────────────────────────────── */

.app-download {
    display: flex;
    align-items: center;
    gap: var(--spacing-unit);
    padding: var(--spacing-unit);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-block-end: calc(var(--spacing-unit) * 1.5);

    .app-icon {
        inline-size: 44px;
        block-size: 44px;
        flex-shrink: 0;
        color: var(--color-primary);

        svg { inline-size: 100%; block-size: 100%; }
    }

    .app-info {
        flex: 1;

        h3 { margin-block-end: 2px; font-size: 0.95rem; }
        p  { font-size: 0.82rem; color: var(--color-text-muted); margin-block-end: calc(var(--spacing-unit) * 0.4); }
    }

    .download-button {
        display: inline-block;
        padding-block: calc(var(--spacing-unit) * 0.45);
        padding-inline: calc(var(--spacing-unit) * 1.1);
        background: var(--color-primary);
        color: white;
        text-decoration: none;
        border-radius: var(--radius);
        font-weight: 600;
        font-size: 0.88rem;
        transition: opacity 0.2s;

        &:hover { opacity: 0.85; text-decoration: none; }
    }
}

.app-download-page {
    text-align: center;
    padding-block: calc(var(--spacing-unit) * 2.5);

    h2 {
        margin-block-end: var(--spacing-unit);
        font-size: 1.4rem;
        color: var(--color-text);
    }

    p {
        margin-block-end: calc(var(--spacing-unit) * 2);
        max-inline-size: 520px;
        margin-inline: auto;
        color: var(--color-text-muted);
        line-height: 1.6;
    }

    .download-button-large {
        display: inline-block;
        padding-block: calc(var(--spacing-unit) * 0.7);
        padding-inline: calc(var(--spacing-unit) * 2);
        background: var(--color-primary);
        color: white;
        text-decoration: none;
        border-radius: 100vw;
        font-weight: 700;
        font-size: 1rem;
        transition: opacity 0.2s, transform 0.2s;
        box-shadow: 0 4px 18px rgba(59, 130, 246, 0.35);

        &:hover { opacity: 0.88; transform: translateY(-2px); text-decoration: none; }
    }

    .app-note {
        margin-block-start: calc(var(--spacing-unit) * 2.5);
        padding: var(--spacing-unit);
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        max-inline-size: 520px;
        margin-inline: auto;

        p { margin: 0; font-size: 0.875rem; color: var(--color-text-muted); }
    }
}

/* ── Dialog ─────────────────────────────────────────────── */

.dialog-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.dialog {
    background: rgba(15, 28, 60, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: calc(var(--radius) * 2.5);
    padding: calc(var(--spacing-unit) * 2);
    max-inline-size: 480px;
    inline-size: 90%;

    h3 {
        margin-block-end: calc(var(--spacing-unit) * 1.25);
        font-size: 1.1rem;
        font-weight: 700;
        color: white;
        padding-block-end: calc(var(--spacing-unit) * 0.75);
        border-block-end: 1px solid var(--color-border);
    }

    form {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-unit);
    }

    label {
        font-weight: 600;
        font-size: 0.85rem;
        color: var(--color-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }

    input {
        padding-block: calc(var(--spacing-unit) * 0.55);
        padding-inline: var(--spacing-unit);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        font: inherit;
        font-size: 0.95rem;
        background: rgba(255, 255, 255, 0.06);
        color: white;
        transition: border-color 0.2s;

        &:focus {
            outline: none;
            border-color: var(--color-primary);
            background: rgba(255, 255, 255, 0.09);
        }
    }
}

.dialog-actions {
    display: flex;
    gap: var(--spacing-unit);
    margin-block-start: calc(var(--spacing-unit) * 0.5);
}

/* ── Content area ───────────────────────────────────────── */

.content-area {
    flex: 1;
    padding-block: calc(var(--spacing-unit) * 2);
    padding-inline: var(--spacing-unit);
}

/* ── Reduced motion ─────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ── Landing Page ───────────────────────────────────────── */

b-landing-page {
    display: flex;
    flex: 1;
    flex-direction: column;
}

.landing {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-block-size: 100dvh;
    background: linear-gradient(150deg, #0f172a 0%, #1a3050 45%, #0f4c8a 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.landing-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

.landing-hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--spacing-unit) * 5) calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 3);
    gap: calc(var(--spacing-unit) * 2.5);
    position: relative;
}

.landing-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: calc(var(--spacing-unit) * 1.25);
    max-inline-size: 560px;
}

.landing-logo {
    inline-size: 72px;
    block-size: 72px;
    color: rgba(255, 255, 255, 0.92);
    animation: landing-pulse 4s ease-in-out infinite;
    filter: drop-shadow(0 0 16px rgba(0, 150, 255, 0.5));

    svg { inline-size: 100%; block-size: 100%; display: block; }
}

@keyframes landing-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.85; transform: scale(0.96); }
}

.landing-hero h1 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.15;
    text-shadow: 0 2px 24px rgba(0, 0, 0, 0.35);
}

.landing-tagline {
    font-size: clamp(0.95rem, 2vw, 1.15rem);
    line-height: 1.65;
    opacity: 0.78;
    max-inline-size: 480px;
}

.landing-login-btn {
    display: inline-flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 0.6);
    padding: calc(var(--spacing-unit) * 0.85) calc(var(--spacing-unit) * 2.25);
    background: white;
    color: #0f4c8a;
    border: none;
    border-radius: 100vw;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);

    svg {
        inline-size: 18px;
        block-size: 18px;
        transition: transform 0.2s ease;
    }

    &:hover:not(:disabled) {
        transform: translateY(-2px);
        box-shadow: 0 10px 36px rgba(0, 0, 0, 0.4);

        svg { transform: translateX(3px); }
    }

    &:active:not(:disabled) {
        transform: translateY(0);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    }

    &:disabled {
        opacity: 0.6;
        cursor: wait;
    }

    &:focus-visible {
        outline: 3px solid rgba(255, 255, 255, 0.8);
        outline-offset: 3px;
    }
}

.landing-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: calc(var(--spacing-unit) * 1.25);
    padding-block-end: calc(var(--spacing-unit) * 3);
    padding-inline: calc(var(--spacing-unit) * 2);
    max-inline-size: 920px;
    margin-inline: auto;
    inline-size: 100%;
    position: relative;
}

.landing-feature-card {
    background: rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: calc(var(--radius) * 3);
    padding: calc(var(--spacing-unit) * 1.5);
    text-align: center;
    transition: background 0.25s ease, transform 0.25s ease, border-color 0.25s ease;

    &:hover {
        background: rgba(255, 255, 255, 0.12);
        border-color: rgba(255, 255, 255, 0.25);
        transform: translateY(-3px);
    }

    .feature-icon {
        inline-size: 44px;
        block-size: 44px;
        margin: 0 auto calc(var(--spacing-unit) * 0.75);
        opacity: 0.88;

        svg { inline-size: 100%; block-size: 100%; display: block; }
    }

    h2 {
        font-size: 1rem;
        font-weight: 600;
        margin-block-end: calc(var(--spacing-unit) * 0.5);
        letter-spacing: -0.01em;
    }

    p {
        font-size: 0.875rem;
        opacity: 0.72;
        line-height: 1.55;
    }
}

.landing-footer {
    text-align: center;
    padding: calc(var(--spacing-unit) * 0.75) var(--spacing-unit);
    opacity: 0.4;
    font-size: 0.8rem;
    position: relative;
}

/* ── Thumbnail loading placeholder (ADR-38) ─────────────── */

.thumbnail-wrapper {
    width: 56px;
    height: 56px;
    border-radius: 4px;
    overflow: hidden;
    background: transparent;
}

.thumbnail-wrapper.loading {
    background: var(--color-border, #e0e0e0);
    animation: pulse 1.4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.4; }
}

/* ── Toast Notifications ─────────────────────────────── */

toast-container {
    position: fixed;
    inset-block-start: calc(var(--spacing-unit) * 1.5);
    inset-inline-end: calc(var(--spacing-unit) * 1.5);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 0.5);
    pointer-events: none;
    max-inline-size: 380px;
}

.toast-stack { display: contents; }

.toast {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-radius: calc(var(--radius) * 2);
    backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    pointer-events: all;
    animation: toast-in 0.2s ease-out;
}

.toast--success {
    background: rgba(34, 197, 94, 0.25);
    border-color: rgba(34, 197, 94, 0.75);
}

.toast--error {
    background: rgba(239, 68, 68, 0.25);
    border-color: rgba(239, 68, 68, 0.75);
}

.toast__body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.toast__title {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-text);
}

.toast--success .toast__title { color: #4ade80; }
.toast--error   .toast__title { color: #f87171; }
.toast--warning .toast__title { color: #fb923c; }

.toast--warning {
    background: rgba(251, 146, 60, 0.15);
    border-color: rgba(251, 146, 60, 0.5);
}

.toast__detail {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.toast__close {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: 0.75rem;
    padding: 0;
    line-height: 1;
    flex-shrink: 0;
}

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

@keyframes toast-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .toast { animation: none; }
}

/* ── Bulk Intake ──────────────────────────────────────────── */
.drop-zone {
    border: 2px dashed var(--color-border);
    border-radius: calc(var(--radius) * 2.5);
    padding: calc(var(--spacing-unit) * 2);
    text-align: center;
    margin-block: var(--spacing-unit);
    transition: border-color 0.15s;
}

.drop-zone:hover {
    border-color: var(--color-primary);
}

.file-count {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-block-start: calc(var(--spacing-unit) * 0.5);
}

.error-text {
    color: #f87171;
    font-size: 0.85rem;
    margin-block-start: calc(var(--spacing-unit) * 0.25);
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 0.25);
    margin-block-end: var(--spacing-unit);
}

.form-row label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-row input,
.form-row textarea {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: calc(var(--spacing-unit) * 0.5) calc(var(--spacing-unit) * 0.75);
    font-size: 0.9rem;
    font-family: inherit;
}

.thumbnail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--spacing-unit);
    margin-block-start: var(--spacing-unit);
}

.thumbnail-cell {
    background: var(--color-surface);
    border-radius: calc(var(--radius) * 2.5);
    padding: calc(var(--spacing-unit) * 0.5);
    text-align: center;
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

.thumbnail-cell img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--radius);
    display: block;
    margin-block-end: calc(var(--spacing-unit) * 0.25);
}

.thumbnail-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: var(--color-surface-hover);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-block-end: calc(var(--spacing-unit) * 0.25);
}

.detail-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: calc(var(--spacing-unit) * 0.5) var(--spacing-unit);
    margin-block: var(--spacing-unit);
    font-size: 0.9rem;
}

.detail-grid dt {
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    align-self: center;
}

.back-link {
    display: inline-block;
    margin-inline-start: var(--spacing-unit);
    color: var(--color-primary);
    font-size: 0.9rem;
}

.danger-button {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border-color: rgba(239, 68, 68, 0.25);
}

.danger-button:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.25);
}