/* =========================================================================
   Platform Admin shell
   - Loads on top of /static/styles.css for shared component styles
     (form-input, btn-primary, btn-soft, lifecycle-badge, toast, etc.)
   - Adds the admin chrome: sidebar nav, full-width content,
     denser surfaces. Distinct from the customer app's bottom-nav PWA shell.
   ========================================================================= */

:root {
    --admin-sidebar-width: 240px;
    --admin-bg: #091321;
    --admin-surface: #121d30;
    --admin-surface-alt: #1a2943;
    --admin-border: rgba(184, 205, 255, 0.14);
    --admin-border-strong: rgba(184, 205, 255, 0.22);
    --admin-text: #f1f5fc;
    --admin-text-muted: #a3b5d3;
    --admin-text-tertiary: #7d90b1;
    --admin-accent: #8fb1ff;
    --admin-accent-strong: #2458d3;
    --admin-success: #34d399;
    --admin-warning: #fbbf24;
    --admin-danger: #f87171;
    --admin-radius-card: 14px;
    --admin-radius-control: 10px;
    --admin-radius-pill: 12px;
    --admin-surface-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] body.admin-body,
body.admin-body {
    background: var(--admin-bg);
    background-image:
        radial-gradient(900px 540px at 8% -12%, rgba(143, 177, 255, 0.10), transparent 62%),
        radial-gradient(760px 460px at 92% -8%, rgba(36, 88, 211, 0.10), transparent 60%);
    background-attachment: fixed;
    color: var(--admin-text);
    font-family: var(--app-font-family, 'Avenir Next', Avenir, Aptos, -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', sans-serif);
    letter-spacing: -0.01em;
    margin: 0;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.admin-body button,
body.admin-body input,
body.admin-body select,
body.admin-body textarea {
    font-family: inherit;
    letter-spacing: -0.01em;
}

/* ---------- Login ---------- */

.admin-login {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
}
.admin-login__card {
    width: 100%;
    max-width: 400px;
    background: var(--admin-surface);
    border: 1px solid var(--admin-border);
    border-radius: 18px;
    padding: 32px;
    box-shadow: var(--admin-surface-highlight), 0 20px 60px rgba(0, 0, 0, 0.45);
}
.admin-login__brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}
.admin-login__brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--admin-accent), var(--admin-accent-strong));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.15rem;
    box-shadow: var(--admin-surface-highlight), 0 8px 18px rgba(36, 88, 211, 0.28);
}
.admin-login__title {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}
.admin-login__subtitle {
    color: var(--admin-text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    margin-top: 2px;
}
.admin-login__form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.admin-login__form .form-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--admin-text-muted);
    margin-bottom: -4px;
}
.admin-login__form .form-input {
    background: var(--admin-surface-alt);
    border: 1px solid var(--admin-border);
    color: var(--admin-text);
    padding: 12px 14px;
    border-radius: var(--admin-radius-control);
    font-size: 0.95rem;
    min-height: 44px;
}
.admin-login__form .form-input:focus {
    outline: none;
    border-color: var(--admin-accent);
    box-shadow: 0 0 0 3px rgba(143, 177, 255, 0.22);
}
.admin-login__form .btn-primary {
    margin-top: 8px;
    background: linear-gradient(135deg, var(--admin-accent-strong), #1a43a2);
    border: none;
    color: #fff;
    padding: 12px 16px;
    border-radius: var(--admin-radius-control);
    font-weight: 600;
    min-height: 46px;
    cursor: pointer;
    box-shadow: 0 10px 22px rgba(36, 88, 211, 0.28);
}
.admin-login__form .btn-primary:hover { filter: brightness(1.05); }
.admin-login__form .btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.admin-login__error {
    color: var(--admin-danger);
    font-size: 0.85rem;
    font-weight: 500;
    margin: 0;
    background: rgba(248, 113, 113, 0.10);
    border: 1px solid rgba(248, 113, 113, 0.28);
    padding: 9px 12px;
    border-radius: 8px;
}
.admin-login__footer {
    color: var(--admin-text-tertiary);
    margin-top: 18px;
    text-align: center;
    font-weight: 500;
}
.admin-login__footer a {
    color: var(--admin-accent);
    text-decoration: none;
}

/* ---------- Shell layout ---------- */

.admin-shell {
    display: grid;
    grid-template-columns: var(--admin-sidebar-width) 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    background: var(--admin-surface);
    border-right: 1px solid var(--admin-border);
    display: flex;
    flex-direction: column;
    padding: 20px 14px;
    position: sticky;
    top: 0;
    height: 100vh;
}
.admin-sidebar__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 8px 18px;
    border-bottom: 1px solid var(--admin-border);
    margin-bottom: 14px;
}
.admin-sidebar__brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--admin-accent), var(--admin-accent-strong));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    box-shadow: var(--admin-surface-highlight), 0 6px 14px rgba(36, 88, 211, 0.24);
}
.admin-sidebar__brand-name {
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
}
.admin-sidebar__brand-tag {
    font-size: 0.72rem;
    color: var(--admin-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    margin-top: 3px;
}

.admin-sidebar__nav {
    display: flex;
    flex-direction: column;
    gap: 3px;
    flex: 1;
}
.admin-nav-item {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 11px 12px;
    border-radius: var(--admin-radius-control);
    color: var(--admin-text-muted);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    transition: background 0.12s, color 0.12s, transform 0.12s;
}
.admin-nav-item svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    stroke-width: 1.7;
}
.admin-nav-item:hover {
    color: var(--admin-text);
    background: rgba(184, 205, 255, 0.06);
}
.admin-nav-item.active {
    color: var(--admin-text);
    background: rgba(143, 177, 255, 0.14);
    font-weight: 600;
}
.admin-nav-item.active::before {
    content: "";
    position: absolute;
    width: 3px;
    height: 20px;
    background: var(--admin-accent);
    margin-left: -14px;
    border-radius: 0 2px 2px 0;
}

.admin-sidebar__footer {
    border-top: 1px solid var(--admin-border);
    padding-top: 12px;
    margin-top: 12px;
}
.admin-sidebar__user {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.admin-sidebar__user-email {
    font-size: 0.78rem;
    color: var(--admin-text-muted);
    font-weight: 500;
    word-break: break-all;
}

/* ---------- Main content ---------- */

.admin-main {
    padding: 28px 32px 60px;
    max-width: 1280px;
    width: 100%;
    box-sizing: border-box;
}

.admin-page-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.admin-page-title {
    font-size: 1.6rem;
    font-weight: 650;
    margin: 0 0 6px;
    letter-spacing: -0.03em;
    line-height: 1.12;
}
.admin-page-subtitle {
    color: var(--admin-text-muted);
    font-size: 0.92rem;
    font-weight: 500;
    line-height: 1.45;
    margin: 0;
}

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

.admin-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
    margin-bottom: 22px;
}
.admin-kpi-card {
    background: var(--admin-surface);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-card);
    padding: 16px 18px;
    box-shadow: var(--admin-surface-highlight);
    transition: border-color 0.15s, transform 0.15s;
}
.admin-kpi-card__label {
    font-size: 0.74rem;
    color: var(--admin-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    margin-bottom: 8px;
}
.admin-kpi-card__value {
    font-size: 1.7rem;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.025em;
}
.admin-kpi-card__sub {
    font-size: 0.8rem;
    color: var(--admin-text-tertiary);
    font-weight: 500;
    margin-top: 5px;
    line-height: 1.4;
}
.admin-kpi-card--accent { border-color: rgba(143, 177, 255, 0.4); }
.admin-kpi-card--warn { border-color: rgba(251, 191, 36, 0.4); }
.admin-kpi-card--danger { border-color: rgba(248, 113, 113, 0.4); }

/* ---------- Generic admin cards / sections ---------- */

.admin-card {
    background: var(--admin-surface);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-card);
    padding: 18px 20px;
    margin-bottom: 16px;
    box-shadow: var(--admin-surface-highlight);
}
.admin-card__title {
    font-weight: 600;
    margin-bottom: 12px;
    font-size: 1rem;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: space-between;
}
.admin-card__title-meta {
    color: var(--admin-text-muted);
    font-weight: 500;
    font-size: 0.82rem;
    letter-spacing: -0.01em;
}

/* ---------- Tables ---------- */

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}
.admin-table th {
    text-align: left;
    padding: 10px 12px;
    color: var(--admin-text-muted);
    font-weight: 600;
    border-bottom: 1px solid var(--admin-border);
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.admin-table td {
    padding: 12px;
    border-bottom: 1px solid var(--admin-border);
    vertical-align: middle;
    line-height: 1.45;
}
.admin-table tbody tr {
    cursor: pointer;
    transition: background 0.12s;
}
.admin-table tbody tr:hover {
    background: rgba(184, 205, 255, 0.05);
}
.admin-table tbody tr:last-child td {
    border-bottom: none;
}

/* ---------- Lifecycle badges (re-skin for dark admin chrome) ---------- */

.admin-body .lifecycle-badge {
    background: rgba(184, 205, 255, 0.08);
    color: var(--admin-text-muted);
    border: 1px solid var(--admin-border);
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.admin-body .lifecycle-badge--success {
    background: rgba(52, 211, 153, 0.15);
    color: var(--admin-success);
    border-color: rgba(52, 211, 153, 0.3);
}
.admin-body .lifecycle-badge--attention {
    background: rgba(251, 191, 36, 0.15);
    color: var(--admin-warning);
    border-color: rgba(251, 191, 36, 0.3);
}
.admin-body .lifecycle-badge--danger {
    background: rgba(248, 113, 113, 0.15);
    color: var(--admin-danger);
    border-color: rgba(248, 113, 113, 0.3);
}

/* ---------- Forms ---------- */

.admin-body .form-input {
    background: var(--admin-surface-alt);
    border: 1px solid var(--admin-border);
    color: var(--admin-text);
    padding: 10px 12px;
    border-radius: var(--admin-radius-control);
    font-size: 0.92rem;
    font-family: inherit;
    letter-spacing: -0.01em;
    width: 100%;
    box-sizing: border-box;
    transition: border-color 0.12s, box-shadow 0.12s;
}
.admin-body .form-input:focus {
    outline: none;
    border-color: var(--admin-accent);
    box-shadow: 0 0 0 3px rgba(143, 177, 255, 0.22);
}
.admin-body .form-input::placeholder {
    color: var(--admin-text-tertiary);
}

.admin-body .btn-soft,
.admin-body .btn-primary,
.admin-body .btn-danger,
.admin-body .btn-danger-soft {
    font-family: inherit;
    letter-spacing: -0.01em;
    border-radius: var(--admin-radius-control);
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s, transform 0.08s;
}
.admin-body .btn-soft:active,
.admin-body .btn-primary:active,
.admin-body .btn-danger:active,
.admin-body .btn-danger-soft:active { transform: scale(0.98); }

.admin-body .btn-soft {
    background: rgba(184, 205, 255, 0.08);
    border: 1px solid var(--admin-border);
    color: var(--admin-text);
    padding: 9px 14px;
    font-size: 0.88rem;
    font-weight: 500;
    min-height: 38px;
}
.admin-body .btn-soft:hover {
    background: rgba(184, 205, 255, 0.14);
    border-color: var(--admin-border-strong);
}
.admin-body .btn-primary {
    background: var(--admin-accent-strong);
    border: 1px solid var(--admin-accent-strong);
    color: #fff;
    padding: 10px 16px;
    font-size: 0.9rem;
    font-weight: 600;
    min-height: 42px;
    box-shadow: 0 8px 18px rgba(36, 88, 211, 0.22);
}
.admin-body .btn-primary:hover { background: #1a43a2; }
.admin-body .btn-full { width: 100%; }
.admin-body .btn-danger {
    background: var(--admin-danger);
    color: #fff;
    border: 1px solid var(--admin-danger);
    padding: 10px 16px;
    font-size: 0.9rem;
    font-weight: 600;
    min-height: 42px;
}
.admin-body .btn-danger:hover { filter: brightness(1.05); }
.admin-body .btn-danger-soft {
    background: rgba(248, 113, 113, 0.12);
    color: var(--admin-danger);
    border: 1px solid rgba(248, 113, 113, 0.32);
    padding: 9px 14px;
    font-size: 0.88rem;
    font-weight: 600;
    min-height: 38px;
}
.admin-body .btn-danger-soft:hover {
    background: rgba(248, 113, 113, 0.18);
    border-color: rgba(248, 113, 113, 0.42);
}
.admin-body .btn-sm {
    padding: 7px 12px;
    font-size: 0.82rem;
    min-height: 34px;
    border-radius: 9px;
}

.muted-text-sm {
    color: var(--admin-text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.45;
}

/* ---------- Mobile fallback (admin is desktop-first but shouldn't break) ---------- */

@media (max-width: 720px) {
    .admin-shell { grid-template-columns: 1fr; }
    .admin-sidebar {
        position: static;
        height: auto;
        flex-direction: row;
        overflow-x: auto;
        padding: 12px;
    }
    .admin-sidebar__brand { display: none; }
    .admin-sidebar__nav { flex-direction: row; flex: 1; }
    .admin-sidebar__footer {
        border-top: none;
        border-left: 1px solid var(--admin-border);
        padding: 0 0 0 12px;
        margin: 0 0 0 12px;
    }
    .admin-main { padding: 18px 16px 60px; }
}