/* ============================================================
 * BeautySoft — design tokens
 *
 * Fuente única de variables CSS: paleta de marca, escalas de
 * superficie, tokens semánticos y aliases de Bootstrap.
 *
 * Spec: BRAND.md (sección "Color Palette" + "Sidebar" + "Dark/Light Mode").
 * Reglas: CLAUDE.md §5, §6, §10, §12.
 *
 * NO añadir colores fuera de esta paleta sin aprobación.
 * NO usar morado/violeta como acento. NO usar #ffffff como fondo de página.
 * ============================================================ */

:root {
    /* ---------- Brand — Charcoal + Teal (BRAND.md) ---------- */
    --brand-900: #2C2C2A;   /* sidebar, encabezados, superficies oscuras */
    --brand-800: #444441;   /* hover sobre fondo oscuro, superficies oscuras secundarias */
    --brand-600: #0F6E56;   /* hover/pressed teal */
    --brand-500: #1D9E75;   /* PRIMARIO — botones, activos, links, badges */
    --brand-400: #2DB88A;   /* mid teal — fills de chart, highlights */
    --brand-200: #9FE1CB;   /* teal claro — pills, badges */
    --brand-50:  #E1F5EE;   /* teal tenue — row highlights, tints */
    --brand-bg:  #F5F4F0;   /* fondo de página (warm white) */
    --brand-100: #D3D1C7;   /* bordes, divisores en fondo claro */

    /* ---------- Surface / neutral scale (warm grays) ---------- */
    --surface-50:  #fafaf9;
    --surface-100: #F5F4F0;  /* mismo que --brand-bg */
    --surface-200: #e4e3df;
    --surface-800: #444441;  /* texto secundario, íconos en fondo claro */
    --surface-900: #2C2C2A;  /* texto principal, títulos */
    --surface-950: #1a1a18;  /* máximo contraste */

    /* ---------- Semantic / functional ---------- */
    --success-500: #10b981;  /* guardar / confirmar */
    --accent-500:  #f59e0b;  /* exportar PDF / amber highlight */
    --danger-500:  #ef4444;  /* eliminar / cancelar / error */
    --info-400:    #818cf8;  /* tech accent indigo (uso esporádico) */

    /* ---------- Aliases para Bootstrap overrides ---------- */
    --primary:        var(--brand-500);
    --primary-hover:  var(--brand-600);
    --primary-light:  var(--brand-50);
    --primary-text:   #ffffff;

    /* ---------- Sidebar ---------- */
    --sidebar-bg:      var(--brand-900);
    --sidebar-hover:   var(--brand-800);
    --sidebar-active:  var(--brand-500);
    --sidebar-text:    #ffffff;
    --sidebar-text-muted: rgba(255,255,255,0.55);
    --sidebar-divider: rgba(255,255,255,0.08);
    --sidebar-width:   260px;

    /* ---------- Page ---------- */
    --body-bg:    var(--brand-bg);
    --body-text:  var(--surface-900);

    /* ---------- Cards / borders ---------- */
    --card-bg:        #ffffff;
    --card-border:    var(--brand-100);
    --card-radius:    14px;
    --card-shadow:    0 12px 40px -16px rgba(44,44,42,0.18);

    /* ---------- Typography ---------- */
    --font-ui:      'Inter', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
    --font-display: 'Source Serif 4', Georgia, 'Times New Roman', serif;

    /* ---------- Spacing / motion ---------- */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --transition-fast: 120ms ease;
    --transition-med:  220ms ease;

    /* ---------- Brand gradient (login hero, dashboard VIP hero) ---------- */
    --brand-gradient: linear-gradient(135deg, #1D9E75 0%, #0F6E56 100%);
}

/* ============================================================
 * Dark mode — content area only.
 * El sidebar SIEMPRE permanece charcoal (BRAND.md "Sidebar").
 * Toggle: data-menu-color="dark" en <html> (ver theme_init.php).
 * ============================================================ */
:root[data-menu-color="dark"] {
    --body-bg:     #0f1a14;   /* deep charcoal-green per BRAND.md */
    --body-text:   #e5e7e3;
    --card-bg:     #1a2620;
    --card-border: #2a3a32;
    --surface-100: #0f1a14;
    --surface-200: #2a3a32;
    --surface-800: #d6d8d2;
    --surface-900: #f1f2ec;
}

/* ============================================================
 * Reset mínimo + body texture (BRAND.md "Background Texture")
 * ============================================================ */
* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    font-family: var(--font-ui);
    color: var(--body-text);
    background-color: var(--body-bg);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.04 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2 {
    font-family: var(--font-ui); /* Inter — Source Serif 4 applied explicitly via .dash-hero-content h1 etc. */
    font-weight: 600;
    color: var(--surface-900);
}
h3, h4, h5, h6 {
    font-family: var(--font-ui);
    font-weight: 600;
    color: var(--surface-900);
}

a { color: var(--brand-500); text-decoration: none; }
a:hover { color: var(--brand-600); text-decoration: underline; }

/* ============================================================
 * App layout shell
 * ============================================================ */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}
.app-content {
    flex: 1;
    min-width: 0;
    padding: 32px;
}

/* ============================================================
 * Sidebar component
 * NOTA: cuando exista app.css este bloque debe migrar allí.
 * Vive aquí temporalmente para que sidebar.php no se vea roto.
 * ============================================================ */
.app-sidebar {
    width: var(--sidebar-width);
    min-height: 100vh;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    flex-shrink: 0;
}

.sidebar-brand {
    padding: 20px 16px 12px;
    border-bottom: 1px solid var(--sidebar-divider);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 64px;
    overflow: hidden;
}
.sidebar-brand-link {
    display: block;
    line-height: 0;
}
/* SVG horizontal con padding interno → margenes negativos compensan */
.sidebar-brand-logo {
    height: 110px;
    width: auto;
    margin: -32px -20px;
    display: block;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
}
.sidebar-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}
.sidebar-menu-item + .sidebar-menu-item { margin-top: 2px; }

.sidebar-menu-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 18px;
    color: var(--sidebar-text);
    font-size: 0.92rem;
    font-weight: 500;
    transition: background var(--transition-fast), color var(--transition-fast);
    border-left: 3px solid transparent;
}
.sidebar-menu-link:hover {
    background: var(--sidebar-hover);
    color: var(--sidebar-text);
    text-decoration: none;
}
.sidebar-menu-link.is-active,
.sidebar-menu-item.is-active > .sidebar-menu-link {
    background: var(--sidebar-active);
    border-left-color: #ffffff;
    color: #ffffff;
}
.sidebar-menu-icon {
    width: 18px;
    text-align: center;
    color: var(--sidebar-text-muted);
}
.sidebar-menu-link:hover .sidebar-menu-icon,
.sidebar-menu-link.is-active .sidebar-menu-icon { color: #ffffff; }

.sidebar-menu-empty {
    padding: 18px;
    color: var(--sidebar-text-muted);
    font-size: 0.82rem;
    line-height: 1.45;
}

/* Footer del sidebar — usuario + toggle de tema */
.sidebar-footer {
    border-top: 1px solid var(--sidebar-divider);
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}
.sidebar-user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--brand-500);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}
.sidebar-user-meta { min-width: 0; }
.sidebar-user-name {
    font-size: 0.88rem;
    font-weight: 600;
    color: #ffffff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sidebar-user-role {
    font-size: 0.75rem;
    color: var(--sidebar-text-muted);
    text-transform: capitalize;
}

.sidebar-theme-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--sidebar-divider);
    border-radius: var(--radius-sm);
    color: var(--sidebar-text);
    font-family: var(--font-ui);
    font-size: 0.82rem;
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}
.sidebar-theme-toggle:hover {
    background: var(--sidebar-hover);
    border-color: rgba(255,255,255,0.18);
}
.sidebar-theme-toggle .theme-icon-dark { display: none; }
.sidebar-theme-toggle .theme-icon-light { display: inline-block; }
:root[data-menu-color="dark"] .sidebar-theme-toggle .theme-icon-dark { display: inline-block; }
:root[data-menu-color="dark"] .sidebar-theme-toggle .theme-icon-light { display: none; }

/* ── Dark mode: content area ──────────────────────────────────── */
:root[data-menu-color="dark"] .app-content { background: var(--body-bg); }
:root[data-menu-color="dark"] body { background-color: var(--body-bg); color: var(--body-text); }
:root[data-menu-color="dark"] h1,:root[data-menu-color="dark"] h2,
:root[data-menu-color="dark"] h3,:root[data-menu-color="dark"] h4,
:root[data-menu-color="dark"] h5,:root[data-menu-color="dark"] h6 { color: var(--surface-900); }
:root[data-menu-color="dark"] p,:root[data-menu-color="dark"] span,
:root[data-menu-color="dark"] label { color: var(--body-text); }

/* ── Dark mode: cards ─────────────────────────────────────────── */
:root[data-menu-color="dark"] .card,:root[data-menu-color="dark"] .card-app {
    background: var(--card-bg);
    border-color: var(--card-border);
    box-shadow: 0 0 0 1px rgba(159,225,203,.06);
}
:root[data-menu-color="dark"] .card-header,
:root[data-menu-color="dark"] .card-header-gradient { border-bottom-color: var(--card-border); }

/* ── Dark mode: tables ────────────────────────────────────────── */
:root[data-menu-color="dark"] .table-app thead th {
    background: #1e2e26;
    color: var(--brand-200);
    border-bottom: 2px solid var(--card-border);
    border-top: none;
}
:root[data-menu-color="dark"] .table-app tbody td {
    border-bottom-color: #1e2e26;
    color: var(--body-text);
}
:root[data-menu-color="dark"] .table-app tbody tr:hover td { background: #1e2e26; }

/* ── Dark mode: DataTables chrome ─────────────────────────────── */
:root[data-menu-color="dark"] .dataTables_wrapper .dataTables_filter input,
:root[data-menu-color="dark"] .dataTables_wrapper .dataTables_length select {
    background: var(--card-bg);
    border-color: var(--card-border);
    color: var(--body-text);
}
:root[data-menu-color="dark"] .dataTables_wrapper .dataTables_info { color: var(--body-text); }
:root[data-menu-color="dark"] .dt-paging .page-link {
    background: var(--card-bg) !important;
    border-color: var(--card-border) !important;
    color: var(--body-text) !important;
}
:root[data-menu-color="dark"] .dt-paging .page-link:hover {
    background: #1e2e26 !important;
    border-color: var(--brand-200) !important;
    color: var(--brand-200) !important;
}
:root[data-menu-color="dark"] .dt-paging .page-item.active .page-link,
:root[data-menu-color="dark"] .dt-paging-button.active .page-link {
    background: var(--brand-500) !important;
    border-color: var(--brand-500) !important;
    color: #fff !important;
}

/* ── Dark mode: badges ────────────────────────────────────────── */
:root[data-menu-color="dark"] .badge-activo   { background: rgba(159,225,203,.18); color: var(--brand-200); }
:root[data-menu-color="dark"] .badge-inactivo { background: #1e2e26; color: #9aa39d; border-color: #2a3a32; }
:root[data-menu-color="dark"] .badge-amber    { background: rgba(245,158,11,.16); color: #fcd34d; }
:root[data-menu-color="dark"] .badge-cargo    { background: rgba(29,158,117,.18); color: var(--brand-200); border-color: rgba(159,225,203,.3); }
:root[data-menu-color="dark"] .badge-esp      { background: rgba(129,140,248,.18); color: #a5b4fc; }

/* ── Dark mode: forms / inputs ────────────────────────────────── */
:root[data-menu-color="dark"] .form-control,
:root[data-menu-color="dark"] .form-select {
    background: var(--card-bg);
    border-color: var(--card-border);
    color: var(--body-text);
}
:root[data-menu-color="dark"] .form-control:focus,
:root[data-menu-color="dark"] .form-select:focus {
    background: var(--card-bg);
    border-color: var(--brand-500);
    color: var(--body-text);
    box-shadow: 0 0 0 3px rgba(29,158,117,.18);
}
:root[data-menu-color="dark"] .form-control::placeholder { color: #6b7c72; }
:root[data-menu-color="dark"] .select2-container--default .select2-selection--single,
:root[data-menu-color="dark"] .select2-container--default .select2-selection--multiple {
    background: var(--card-bg) !important;
    border-color: var(--card-border) !important;
    color: var(--body-text) !important;
}
:root[data-menu-color="dark"] .select2-container--default .select2-selection__rendered { color: var(--body-text) !important; }
:root[data-menu-color="dark"] .select2-dropdown { background: var(--card-bg); border-color: var(--card-border); }
:root[data-menu-color="dark"] .select2-results__option { color: var(--body-text); }
:root[data-menu-color="dark"] .select2-results__option--highlighted { background: var(--brand-500) !important; color: #fff !important; }

/* ── Dark mode: modals ────────────────────────────────────────── */
:root[data-menu-color="dark"] .modal-content {
    background: var(--card-bg);
    color: var(--body-text);
    border-color: var(--card-border);
}
:root[data-menu-color="dark"] .modal-body { background: var(--card-bg); }
:root[data-menu-color="dark"] .modal-footer { border-top-color: var(--card-border); background: var(--card-bg); }
:root[data-menu-color="dark"] .modal-header { border-bottom-color: var(--card-border); }

/* ── Dark mode: FullCalendar ──────────────────────────────────── */
:root[data-menu-color="dark"] .fc-theme-standard td,
:root[data-menu-color="dark"] .fc-theme-standard th,
:root[data-menu-color="dark"] .fc-scrollgrid { border-color: var(--card-border) !important; }
:root[data-menu-color="dark"] .fc,
:root[data-menu-color="dark"] .fc-col-header-cell-cushion,
:root[data-menu-color="dark"] .fc-daygrid-day-number,
:root[data-menu-color="dark"] .fc-timegrid-slot-label-cushion { color: var(--body-text); }
:root[data-menu-color="dark"] .fc-daygrid-day.fc-day-today,
:root[data-menu-color="dark"] .fc-timegrid-col.fc-day-today { background: rgba(29,158,117,.08) !important; }
:root[data-menu-color="dark"] .fc-col-header { background: #1e2e26; }
:root[data-menu-color="dark"] .fc-view-harness { background: var(--card-bg); }

/* Responsive: colapsa sidebar a top en mobile */
@media (max-width: 900px) {
    .app-wrapper { flex-direction: column; }
    .app-sidebar {
        width: 100%;
        min-height: auto;
        position: relative;
    }
    .sidebar-nav { max-height: 280px; }
}
