/* =========================================================
   Delivery Lists — Admin Design System (SaaS)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@400;500;600;700&display=swap');

:root {
    --primary: #0F766E;
    --primary-hover: #0D5F59;
    --primary-soft: #E6F4F2;
    --primary-ink: #115E59;

    --bg: #F7F8F8;
    --surface: #FFFFFF;
    --surface-2: #F1F5F4;
    --text: #0B1220;
    --muted: #64748B;
    --border: #E2E8F0;
    --border-strong: #CBD5E1;

    --danger: #DC2626;
    --danger-soft: #FEE2E2;
    --success: #16A34A;
    --success-soft: #DCFCE7;
    --warning: #D97706;
    --warning-soft: #FEF3C7;

    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --shadow: 0 1px 2px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);

    --sidebar-w: 260px;
    --sidebar-collapsed: 76px;
    --topbar-h: 60px;
    --font: "IBM Plex Sans Arabic", "Segoe UI", Tahoma, sans-serif;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;

    --transition: 160ms ease;
}

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

html { height: 100%; }

body {
    margin: 0;
    min-height: 100%;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.55;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}

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

img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
h1, h2, h3, h4 { margin: 0; line-height: 1.3; letter-spacing: -0.01em; }
h1 { font-size: 1.5rem; font-weight: 700; }
h2 { font-size: 1.1rem; font-weight: 650; }
h3 { font-size: 1rem; font-weight: 600; }
p { margin: 0; }
.text-muted { color: var(--muted); }
.text-danger { color: var(--danger); }
.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

/* ---------- App shell ---------- */
.app-shell {
    min-height: 100dvh;
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr;
    grid-template-rows: 1fr;
}

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

.app-shell.is-guest {
    display: block;
    background:
        radial-gradient(1200px 500px at 100% -10%, rgba(15, 118, 110, 0.12), transparent 60%),
        radial-gradient(900px 400px at 0% 100%, rgba(15, 118, 110, 0.08), transparent 55%),
        var(--bg);
}

.app-main {
    min-width: 0;
    display: flex;
    flex-direction: column;
    min-height: 100dvh;
}

.app-content {
    flex: 1;
    padding: var(--space-5);
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
}

.app-footer {
    padding: var(--space-4) var(--space-5);
    color: var(--muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    background: var(--surface);
}

.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.4);
    z-index: 80;
}

/* ---------- Sidebar ---------- */
.sidebar {
    position: sticky;
    top: 0;
    height: 100dvh;
    background: var(--surface);
    border-inline-end: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: 90;
    transition: width var(--transition), transform var(--transition);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    min-height: var(--topbar-h);
    border-bottom: 1px solid var(--border);
    color: var(--text);
    text-decoration: none;
}

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

.brand-mark {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(145deg, var(--primary), #0B5F58);
    color: #fff;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    font-weight: 700;
    font-size: 0.85rem;
}

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

.brand-text strong {
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.brand-text span {
    font-size: 0.72rem;
    color: var(--muted);
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nav-section {
    margin: var(--space-3) var(--space-2) var(--space-2);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.92rem;
    transition: background var(--transition), color var(--transition);
}

.nav-link svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.nav-link:hover {
    background: var(--surface-2);
    color: var(--text);
    text-decoration: none;
}

.nav-link.is-active {
    background: var(--primary-soft);
    color: var(--primary-ink);
}

.sidebar-footer {
    padding: var(--space-3);
    border-top: 1px solid var(--border);
}

.sidebar-collapse-btn {
    width: 100%;
    justify-content: flex-start;
}

.app-shell.is-collapsed .brand-text,
.app-shell.is-collapsed .nav-section,
.app-shell.is-collapsed .nav-link span,
.app-shell.is-collapsed .sidebar-collapse-btn span {
    display: none;
}

.app-shell.is-collapsed .nav-link,
.app-shell.is-collapsed .sidebar-collapse-btn {
    justify-content: center;
    padding-inline: 0.65rem;
}

.app-shell.is-collapsed .sidebar-brand {
    justify-content: center;
}

/* ---------- Topbar ---------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 70;
    height: var(--topbar-h);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 0 var(--space-5);
}

.topbar-search {
    flex: 1;
    max-width: 420px;
    position: relative;
}

.topbar-search svg {
    position: absolute;
    inset-inline-start: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--muted);
    pointer-events: none;
}

.topbar-search input {
    width: 100%;
    height: 38px;
    padding: 0 0.85rem 0 2.4rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

[dir="rtl"] .topbar-search input {
    padding: 0 2.4rem 0 0.85rem;
}

.topbar-search input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
    background: var(--surface);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-inline-start: auto;
}

.icon-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--muted);
    display: inline-grid;
    place-items: center;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

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

.icon-btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.user-menu {
    position: relative;
}

.user-menu-trigger {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    height: 38px;
    padding: 0 0.55rem 0 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    cursor: pointer;
    color: var(--text);
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--primary-soft);
    color: var(--primary-ink);
    display: grid;
    place-items: center;
    font-size: 0.75rem;
    font-weight: 700;
}

.user-menu-trigger .meta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.15;
}

.user-menu-trigger .meta strong {
    font-size: 0.8rem;
}

.user-menu-trigger .meta span {
    font-size: 0.68rem;
    color: var(--muted);
}

.dropdown {
    position: absolute;
    inset-inline-end: 0;
    top: calc(100% + 6px);
    min-width: 200px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    padding: var(--space-2);
    display: none;
    z-index: 100;
}

.dropdown.is-open { display: block; }

.dropdown a,
.dropdown button {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 0.55rem 0.65rem;
    border: 0;
    background: transparent;
    border-radius: 6px;
    color: var(--text);
    text-decoration: none;
    cursor: pointer;
    text-align: start;
}

.dropdown a:hover,
.dropdown button:hover {
    background: var(--surface-2);
}

/* ---------- Page header / breadcrumbs ---------- */
.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}

.page-header-main { min-width: 0; flex: 1; }

.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin: 0 0 var(--space-2);
    padding: 0;
    list-style: none;
    font-size: 0.82rem;
    color: var(--muted);
}

.breadcrumbs li:not(:last-child)::after {
    content: "/";
    margin-inline-start: var(--space-2);
    color: var(--border-strong);
}

.breadcrumbs a { color: var(--muted); font-weight: 500; }
.breadcrumbs a:hover { color: var(--primary); }
.breadcrumbs span { color: var(--text); font-weight: 600; }

.page-title { margin-bottom: var(--space-1); }
.page-desc { color: var(--muted); font-size: 0.92rem; max-width: 60ch; }

.page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
}

/* legacy context-nav maps to page-header look */
.context-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}
.context-breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: 0.82rem;
    color: var(--muted);
}
.context-breadcrumbs li:not(:last-child)::after {
    content: "/";
    margin-inline-start: var(--space-2);
    color: var(--border-strong);
}
.context-breadcrumbs a { color: var(--muted); font-weight: 500; }
.context-breadcrumbs span { color: var(--text); font-weight: 600; }
.context-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* ---------- Cards / panels ---------- */
.card,
.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: var(--space-5);
    margin-bottom: var(--space-4);
}

.panel-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.panel-title { font-size: 1rem; font-weight: 650; }
.panel-subtitle { color: var(--muted); font-size: 0.85rem; margin-top: 2px; }

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
}

.grid-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    min-height: 110px;
}

.stat-card .stat-label {
    font-size: 0.82rem;
    color: var(--muted);
    font-weight: 500;
}

.stat-card .stat-value {
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}

.stat-card .stat-meta {
    font-size: 0.78rem;
    color: var(--muted);
    margin-top: auto;
}

.stat-card .progress {
    margin-top: var(--space-2);
}

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

.progress > span {
    display: block;
    height: 100%;
    background: var(--primary);
    border-radius: inherit;
}

/* legacy stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-5);
}
.stat-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: var(--space-4);
    text-align: center;
}
.stat-box .value { font-size: 1.4rem; font-weight: 700; color: var(--primary); }
.stat-box .label { font-size: 0.85rem; color: var(--muted); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    height: 40px;
    padding: 0 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition), opacity var(--transition);
    white-space: nowrap;
}

.btn:hover { background: var(--primary-hover); color: #fff; text-decoration: none; }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.2); }
.btn:disabled, .btn.is-disabled { opacity: 0.55; cursor: not-allowed; pointer-events: none; }
.btn.is-loading { position: relative; color: transparent !important; pointer-events: none; }
.btn.is-loading::after {
    content: "";
    position: absolute;
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.btn-secondary {
    background: var(--surface-2);
    color: var(--text);
    border-color: var(--border);
}
.btn-secondary:hover { background: #E8EEED; color: var(--text); }

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

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

.btn-danger {
    background: var(--danger);
    color: #fff;
}
.btn-danger:hover { background: #B91C1C; color: #fff; }

.btn-sm { height: 32px; padding: 0 0.75rem; font-size: 0.82rem; }
.btn-lg { height: 46px; padding: 0 1.25rem; font-size: 0.95rem; }

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

/* ---------- Forms ---------- */
.form-section {
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-5);
    border-bottom: 1px solid var(--border);
}
.form-section:last-child { border-bottom: 0; margin-bottom: 0; padding-bottom: 0; }
.form-section-title {
    font-size: 0.95rem;
    font-weight: 650;
    margin-bottom: var(--space-1);
}
.form-section-desc {
    color: var(--muted);
    font-size: 0.85rem;
    margin-bottom: var(--space-4);
}

.form-group,
.field { margin-bottom: var(--space-4); }
.form-group label,
.field-label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text);
}
.field-hint { display: block; margin-top: var(--space-1); font-size: 0.78rem; color: var(--muted); }
.field-error { display: block; margin-top: var(--space-1); font-size: 0.78rem; color: var(--danger); }

.form-control {
    width: 100%;
    height: 40px;
    padding: 0 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition);
}
textarea.form-control { height: auto; min-height: 100px; padding: 0.7rem 0.85rem; resize: vertical; }
select.form-control { cursor: pointer; }
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}
.form-control:disabled { background: var(--surface-2); color: var(--muted); }

/* ---------- Tables ---------- */
.table-panel { padding: 0; overflow: hidden; }
.table-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4);
    border-bottom: 1px solid var(--border);
}
.table-toolbar-search {
    position: relative;
    min-width: min(100%, 260px);
}
.table-toolbar-search input {
    width: 100%;
    height: 36px;
    padding: 0 0.75rem 0 2.2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
}
[dir="rtl"] .table-toolbar-search input { padding: 0 2.2rem 0 0.75rem; }
.table-toolbar-search svg {
    position: absolute;
    inset-inline-start: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--muted);
}

.table-wrap { overflow-x: auto; max-height: min(70vh, 720px); }

.table,
.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 0.9rem;
}
.table th, .table td,
.data-table th, .data-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border);
    text-align: right;
    vertical-align: middle;
}
.table thead th,
.data-table thead th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--surface-2);
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 650;
    letter-spacing: 0.02em;
    white-space: nowrap;
}
.table tbody tr:hover,
.data-table tbody tr:hover { background: #FAFBFB; }
.table tbody tr:last-child td,
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tfoot th {
    background: #F4F6F6;
    border-top: 1px solid var(--border, #E5E8E8);
    font-weight: 700;
    padding: 0.7rem 0.85rem;
    text-align: right;
}

.row-actions {
    display: inline-flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
}

.empty-state {
    padding: var(--space-7) var(--space-5);
    text-align: center;
    color: var(--muted);
}
.empty-state strong {
    display: block;
    color: var(--text);
    font-size: 1rem;
    margin-bottom: var(--space-2);
}

.loading-state {
    padding: var(--space-6);
    text-align: center;
    color: var(--muted);
}

/* ---------- Badges / Alerts ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    height: 24px;
    padding: 0 0.55rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 650;
    white-space: nowrap;
}
.badge-ok, .badge-success { background: var(--success-soft); color: #166534; }
.badge-pending, .badge-warning { background: var(--warning-soft); color: #92400E; }
.badge-danger { background: var(--danger-soft); color: #991B1B; }
.badge-neutral { background: var(--surface-2); color: var(--muted); }
.badge-delivered-inline { background: var(--success-soft); color: #166534; padding: 0.15rem 0.5rem; border-radius: 6px; font-size: 0.8rem; font-weight: 600; }
.badge-pending-inline { background: var(--warning-soft); color: #92400E; padding: 0.15rem 0.5rem; border-radius: 6px; font-size: 0.8rem; font-weight: 600; }

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-4);
    border: 1px solid transparent;
    font-size: 0.92rem;
}
.alert-success, .alert-ok { background: var(--success-soft); color: #166534; border-color: #BBF7D0; }
.alert-error { background: var(--danger-soft); color: #991B1B; border-color: #FECACA; }
.alert-warning { background: var(--warning-soft); color: #92400E; border-color: #FDE68A; }
.alert-info { background: var(--primary-soft); color: var(--primary-ink); border-color: #99D5CF; }

/* ---------- Misc ---------- */
.actions-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
}
.actions-row form { display: inline-flex; gap: var(--space-2); align-items: center; margin: 0; }

/* أبواب العملية — اختيار واحد ثم تظهر إجراءاته فقط */
.op-hubs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
    margin: 0 0 var(--space-4);
}
@media (min-width: 900px) {
    .op-hubs { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
.op-hub {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.95rem 1rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    text-decoration: none;
    transition: border-color 0.15s ease, background 0.15s ease;
}
.op-hub:hover {
    border-color: var(--primary);
    background: var(--primary-soft);
    color: var(--text);
    text-decoration: none;
}
.op-hub strong { font-size: 0.98rem; font-weight: 650; }
.op-hub span { color: var(--muted); font-size: 0.82rem; line-height: 1.35; }
.op-hub-primary {
    border-color: #99D5CF;
    background: var(--primary-soft);
}
.op-hub-active {
    border-color: var(--primary);
    background: var(--primary-soft);
    box-shadow: inset 0 0 0 1px var(--primary);
}
.op-panel {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}
.op-section {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    margin-bottom: var(--space-4);
    overflow: hidden;
}
.op-section-summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem 1rem;
    padding: 0.95rem 1.1rem;
    background: var(--surface-2);
    user-select: none;
}
.op-section-summary::-webkit-details-marker { display: none; }
.op-section-title { font-weight: 650; font-size: 1rem; }
.op-section-hint { color: var(--muted); font-size: 0.85rem; }
.op-section[open] > .op-section-summary {
    border-bottom: 1px solid var(--border);
}
.op-section-body {
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}
.op-section-body > .card:last-child,
.op-section-body > .danger-zone:last-child {
    margin-bottom: 0;
}

@media (max-width: 800px) {
    .op-hubs { grid-template-columns: 1fr; }
}

.danger-zone {
    border: 1px solid #FECACA;
    background: #FFF7F7;
    border-radius: var(--radius);
    padding: var(--space-5);
    margin-top: var(--space-5);
}
.danger-zone h2, .danger-zone h3 { color: var(--danger); margin-bottom: var(--space-2); }

.section-gap { margin-top: var(--space-5); }

.guest-wrap {
    min-height: 100dvh;
    display: grid;
    place-items: center;
    padding: var(--space-5);
}
.guest-card {
    width: min(100%, 420px);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-6);
}
.guest-card .brand-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}
.guest-card h1 { margin-bottom: var(--space-2); }
.guest-card .lead { color: var(--muted); margin-bottom: var(--space-5); }

.error-page {
    text-align: center;
    padding: var(--space-7) var(--space-4);
}
.error-page .code {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.04em;
}

/* ---------- Modal ---------- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}
.modal-backdrop.is-open { display: flex; }
.modal {
    width: min(100%, 480px);
    max-height: min(90vh, 720px);
    overflow: auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border);
}
.modal-title { font-size: 1.05rem; font-weight: 650; }
.modal-body { padding: var(--space-5); }
.modal-footer {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: flex-end;
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--border);
    background: var(--bg);
}

.role-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}
.role-chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    font-size: 0.82rem;
    color: var(--muted);
}
.role-chip strong { color: var(--text); font-weight: 600; }

.mobile-menu-btn { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
    .grid-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
    .app-shell,
    .app-shell.is-collapsed {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: fixed;
        inset-block: 0;
        inset-inline-start: 0;
        width: min(86vw, var(--sidebar-w));
        transform: translateX(110%);
        box-shadow: var(--shadow-md);
    }
    [dir="rtl"] .sidebar { transform: translateX(-110%); }

    .app-shell.is-mobile-open .sidebar { transform: translateX(0); }
    .app-shell.is-mobile-open .sidebar-backdrop { display: block; }

    .mobile-menu-btn { display: inline-grid; }
    .user-menu-trigger .meta { display: none; }
    .topbar { padding: 0 var(--space-4); }
    .app-content { padding: var(--space-4); }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .grid-stats { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; align-items: stretch; }
    .page-actions { width: 100%; }
    .page-actions .btn { flex: 1; }
    .topbar-search { display: none; }
}