/* ============================================================================
   flux — Estilos propios complementarios a Tailwind
   Replica el lenguaje visual de publikartel: superficie blanca sobre fondo
   gris claro, sidebar oscura, primary teal, tipografía Inter, esquinas suaves.
   ========================================================================== */

:root {
    --primary:        #0f766e;
    --primary-soft:   #ccfbf1;
    --primary-strong: #115e59;
    --accent:         #f59e0b;
    --danger:         #dc2626;
    --ok:             #16a34a;
    --info:           #2563eb;

    --page:           #f4f5f7;
    --surface:        #ffffff;
    --surface-soft:   #fafbfc;
    --border:         #e4e7eb;
    --text:           #1f2937;
    --text-soft:      #6b7280;
    --muted:          #9ca3af;

    --sidebar-bg:     #0b1220;
    --sidebar-text:   #cbd5e1;
    --sidebar-hover:  #1e293b;
}

* { box-sizing: border-box; }

html, body { background: var(--page); color: var(--text); }
body { font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; }

/* ── Botones (clases utilidad) ─────────────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .55rem 1rem; border-radius: 10px;
    font-size: .875rem; font-weight: 500; line-height: 1;
    border: 1px solid transparent; cursor: pointer; text-decoration: none;
    transition: background .15s, border-color .15s, color .15s, transform .05s;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
    background: var(--primary); color: white;
}
.btn-primary:hover { background: var(--primary-strong); }
.btn-secondary {
    background: var(--surface); color: var(--text);
    border-color: var(--border);
}
.btn-secondary:hover { background: var(--surface-soft); border-color: var(--muted); }
.btn-danger { background: var(--danger); color: white; }
.btn-success { background: var(--ok); color: white; }
.btn-block { width: 100%; justify-content: center; }

/* ── Tarjetas ──────────────────────────────────────────────────────────── */
.card {
    background: var(--surface);
    border-radius: 14px;
    box-shadow: 0 4px 14px rgba(15, 23, 42, .06);
    border: 1px solid var(--border);
}
.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
}
.card-header h2 {
    font-size: 1rem; font-weight: 600; margin: 0; color: var(--text);
}
.card-body { padding: 1.25rem; }

/* ── Inputs ───────────────────────────────────────────────────────────── */
.input, .select, .textarea {
    width: 100%;
    padding: .55rem .75rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    font-size: .875rem; color: var(--text);
    transition: border-color .15s, box-shadow .15s;
}
.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, .12);
}
.label {
    display: block; margin-bottom: .35rem;
    font-size: .8rem; font-weight: 500; color: var(--text-soft);
}

/* ── Tablas ───────────────────────────────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; }
.table thead th {
    background: var(--surface-soft);
    text-align: left;
    padding: .65rem .75rem;
    font-size: .75rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: .03em; color: var(--text-soft);
    border-bottom: 1px solid var(--border);
}
.table tbody td {
    padding: .75rem;
    border-bottom: 1px solid var(--border);
    font-size: .875rem;
}
.table tbody tr:hover td { background: var(--surface-soft); }
.table tbody tr:last-child td { border-bottom: 0; }

/* ── Badges ───────────────────────────────────────────────────────────── */
.badge {
    display: inline-block; padding: .15rem .55rem;
    border-radius: 999px; font-size: .7rem; font-weight: 600;
}
.badge-ok       { background: #dcfce7; color: #166534; }
.badge-warn     { background: #fef3c7; color: #92400e; }
.badge-danger   { background: #fee2e2; color: #991b1b; }
.badge-info     { background: #dbeafe; color: #1e40af; }
.badge-muted    { background: #f1f5f9; color: #475569; }

/* ── Alerts (flash) ───────────────────────────────────────────────────── */
.alert {
    padding: .75rem 1rem; border-radius: 10px;
    border: 1px solid; font-size: .875rem;
    display: flex; gap: .5rem; align-items: flex-start;
}
.alert-success { background: #f0fdf4; color: #166534; border-color: #bbf7d0; }
.alert-error   { background: #fef2f2; color: #991b1b; border-color: #fecaca; }
.alert-info    { background: #eff6ff; color: #1e40af; border-color: #bfdbfe; }
.alert-warning { background: #fffbeb; color: #92400e; border-color: #fde68a; }

/* ── Toasts (avisos de guardado AJAX) ─────────────────────────────────────
   Reutilizan el estilo .alert pero flotan fijos en la esquina y se animan. */
#toast-container {
    position: fixed; z-index: 9999;
    bottom: 1rem; right: 1rem;
    display: flex; flex-direction: column; gap: .5rem;
    max-width: min(92vw, 380px);
    pointer-events: none;
}
#toast-container .toast {
    pointer-events: auto; cursor: pointer;
    box-shadow: 0 8px 24px rgba(15, 23, 42, .14);
    opacity: 0; transform: translateY(8px);
    transition: opacity .2s ease, transform .2s ease;
}
#toast-container .toast.toast-show { opacity: 1; transform: translateY(0); }

/* Formulario en proceso de guardado */
form.is-busy { opacity: .7; pointer-events: none; }

/* ── Sidebar ──────────────────────────────────────────────────────────── */
.sidebar {
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
}
.sidebar a {
    color: var(--sidebar-text);
    text-decoration: none;
    display: flex; align-items: center; gap: .65rem;
    padding: .6rem .9rem;
    font-size: .875rem;
    border-radius: 8px;
    transition: background .12s, color .12s;
}
.sidebar a:hover  { background: var(--sidebar-hover); color: white; }
.sidebar a.active { background: var(--primary); color: white; }
.sidebar a i      { width: 18px; text-align: center; opacity: .85; }
.sidebar h6 {
    font-size: .65rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: #64748b;
    padding: .5rem .9rem .25rem;
    margin: 0;
}

/* En escritorio la barra lateral queda fija a la altura de la ventana y con
   scroll propio, independiente del scroll global del contenido del panel.
   En móvil (< 768px) mantiene su comportamiento de menú desplegable. */
@media (min-width: 768px) {
    .sidebar {
        position: sticky;
        top: 0;
        align-self: flex-start;
        height: 100vh;
        overflow-y: auto;
    }
}

/* ── Identification header (R1) ───────────────────────────────────────── */
.identification {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}
.identification .id-pill {
    display: inline-flex; align-items: center; gap: .35rem;
    padding: .15rem .55rem;
    background: var(--surface-soft);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: .72rem; color: var(--text-soft);
}

/* ── Focus visible para WCAG AA ───────────────────────────────────────── */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Skip-link (WCAG 2.1 SC 2.4.1) — visible solo cuando recibe foco */
.skip-link {
    position: absolute;
    left: 0; top: 0;
    background: var(--primary);
    color: #fff;
    padding: .5rem 1rem;
    border-radius: 0 0 8px 0;
    font-size: .875rem;
    transform: translateY(-150%);
    transition: transform .15s;
    z-index: 9999;
}
.skip-link:focus { transform: translateY(0); }

/* x-cloak (oculta elementos Alpine hasta que estén inicializados) */
[x-cloak] { display: none !important; }

/* ── Modal overlay ────────────────────────────────────────────────────── */
/* Posicionamiento robusto sin depender de Tailwind. */
.modal-overlay {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, .45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 1rem;
    overflow-y: auto;
}
.modal-overlay > .card {
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
}

/* ── Misc ─────────────────────────────────────────────────────────────── */
.muted { color: var(--text-soft); }
.divider { height: 1px; background: var(--border); margin: 1rem 0; }