/* ============================================================
   SISTEMA DE TICKETS — ESTILOS CUSTOM
   ============================================================ */

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: #f0f2f5;
    color: #333;
}

/* Navbar custom */
.navbar-brand { font-weight: 700; letter-spacing: 0.5px; }
.navbar .nav-link { color: rgba(255,255,255,0.85) !important; font-size: 0.9rem; }
.navbar .nav-link:hover { color: #fff !important; }

/* Nav tabs (configuración) */
.nav-tabs .nav-link { color: #495057 !important; background: #f8f9fa; border: 1px solid #dee2e6; border-bottom: none; border-radius: 8px 8px 0 0; font-weight: 500; font-size: 0.88rem; padding: 0.5rem 1rem; }
.nav-tabs .nav-link:hover:not(.active) { background: #e9ecef !important; }
.nav-tabs .nav-link.active { color: #0d6efd !important; background: #fff !important; border-color: #dee2e6 #dee2e6 #fff; font-weight: 600; }
.nav-tabs { border-bottom: 1px solid #dee2e6; margin-bottom: 0 !important; }
.tab-content > .tab-pane.active { border: 1px solid #dee2e6; border-top: none; border-radius: 0 0 10px 10px; background: #fff; }
.tab-content .card { border: none; box-shadow: none; margin-bottom: 0; }

/* Stat cards clicables */
.stat-card-link { text-decoration: none; color: inherit; display: block; transition: transform 0.15s, box-shadow 0.15s; border-radius: 10px; }
.stat-card-link:hover { transform: translateY(-3px); box-shadow: 0 6px 16px rgba(0,0,0,0.18); color: inherit; }
.stat-card-link .card { margin-bottom: 0; }

/* Stat cards */
.stat-card .card-body { padding: 1.2rem 0.8rem; }
.stat-number { font-size: 2rem; font-weight: 700; line-height: 1; margin-bottom: 0.3rem; }

/* Contenedor principal */
.container-fluid.mt-4 { max-width: 1400px; margin-left: auto !important; margin-right: auto !important; padding: 0 1rem; }

/* Cards */
.card { border: none; border-radius: 10px; box-shadow: 0 1px 4px rgba(0,0,0,0.08); margin-bottom: 1rem; }
.card-header { background: #fff; font-weight: 600; border-radius: 10px 10px 0 0; padding: 0.8rem 1rem; border-bottom: 1px solid #eee; }

/* Tables */
.table th { font-size: 0.82rem; text-transform: uppercase; color: #6c757d; border-bottom: 2px solid #eee; font-weight: 600; }
.table td { font-size: 0.92rem; vertical-align: middle; }
.table-hover tbody tr:hover { background: #f8f9fa; }

/* Filtros */
.filtros { background: #fff; border-radius: 10px; padding: 1rem; margin-bottom: 1rem; box-shadow: 0 1px 4px rgba(0,0,0,0.06); }

/* Prioridades visuales en listados */
.prio-baja { border-left: 4px solid #28a745 !important; }
.prio-media { border-left: 4px solid #ffc107 !important; }
.prio-alta { border-left: 4px solid #fd7e14 !important; }
.prio-critica { border-left: 4px solid #dc3545 !important; font-weight: 600; }

/* Tags */
.tag-badge { font-size: 0.78rem; padding: 0.25em 0.6em; border-radius: 12px; margin-right: 3px; font-weight: 600; }

/* Etiqueta incidencia */
.etiqueta-incidencia {
    font-size: 0.72rem;
    background: #dc3545;
    color: #fff;
    padding: 0.2em 0.55em;
    border-radius: 10px;
    font-weight: 700;
    margin-left: 6px;
    animation: pulseInc 2s infinite;
}
@keyframes pulseInc {
    0%, 100% { box-shadow: 0 0 0 0 rgba(220,53,69,0.4); }
    50% { box-shadow: 0 0 0 5px rgba(220,53,69,0); }
}

/* Conversación / Respuestas */
.respuesta-cliente {
    background: #e8f4fd;
    border-left: 4px solid #0d6efd;
    padding: 0.8rem 1rem;
    border-radius: 0 8px 8px 0;
    margin-bottom: 0.5rem;
}
.respuesta-admin {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 0.8rem 1rem;
    border-radius: 0 8px 8px 0;
    margin-bottom: 0.8rem;
}
.respuesta-nota {
    background: #e2e3e5;
    border-left: 4px solid #6c757d;
    padding: 0.8rem 1rem;
    border-radius: 0 8px 8px 0;
    margin-bottom: 0.8rem;
}
.respuesta-nota .nota-label {
    font-size: 0.75rem;
    background: #6c757d;
    color: #fff;
    padding: 0.15em 0.5em;
    border-radius: 8px;
    margin-left: 8px;
}

/* Historial */
.historial-item {
    padding: 0.6rem 0.8rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    background: #f8f9fa;
    border-left: 3px solid #dee2e6;
}
.ev-estado { border-left-color: #0d6efd; background: #e7f1ff; }
.ev-resp { border-left-color: #28a745; background: #eafff0; }
.ev-nota { border-left-color: #6c757d; background: #f0f0f0; }
.ev-inc { border-left-color: #dc3545; background: #fff0f0; }

/* Archivos */
.archivos-container { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 0.6rem; }
.archivo-item {
    display: inline-flex; align-items: center; gap: 6px;
    background: #f0f2f5; border: 1px solid #dee2e6;
    border-radius: 8px; padding: 0.5rem 0.8rem;
    text-decoration: none; color: #333;
    font-size: 0.85rem; cursor: pointer;
    transition: background 0.2s;
    max-width: 180px;
}
.archivo-item:hover { background: #e2e6ea; color: #333; }
.archivo-item .bi { font-size: 1.1rem; color: #0d6efd; }
.archivo-item.archivo-pdf .bi { color: #dc3545; }
.archivo-nombre { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.archivo-thumb { width: 36px; height: 36px; object-fit: cover; border-radius: 4px; }

/* Visor modal imágenes */
.visor-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.85); z-index: 9999;
    justify-content: center; align-items: center;
    cursor: pointer;
}
.visor-overlay.activo { display: flex; }
.visor-overlay img { max-width: 90vw; max-height: 90vh; border-radius: 8px; }
.visor-cerrar { position: absolute; top: 20px; right: 30px; color: #fff; font-size: 2rem; cursor: pointer; }

/* Captcha */
.captcha-box { display: flex; align-items: center; gap: 10px; }
.captcha-num {
    font-size: 1.6rem; font-weight: 700; color: #0d6efd;
    background: #e7f1ff; padding: 0.2rem 0.6rem;
    border-radius: 8px; user-select: none;
}
.captcha-input { width: 70px !important; font-size: 1.2rem; text-align: center; font-weight: 700; }

/* Admin badge incidencias (navbar) */
.badge-inc {
    background: #dc3545; color: #fff;
    font-size: 0.7rem; padding: 0.2em 0.5em;
    border-radius: 10px; margin-left: 4px;
    font-weight: 700;
}
/* Badge respuestas nuevas (navbar) */
.badge-resp {
    background: #0dcaf0; color: #000;
    font-size: 0.7rem; padding: 0.2em 0.5em;
    border-radius: 10px; margin-left: 4px;
    font-weight: 700;
}

/* Botones */
.btn-primary { background: #0d6efd; border: none; border-radius: 6px; }
.btn-primary:hover { background: #0b5ed7; }

/* Footer */
footer { background: #fff; border-top: 1px solid #eee; padding: 1rem; text-align: center; color: #aaa; font-size: 0.85rem; margin-top: 2rem; }

/* Responsive ajustes */
@media (max-width: 768px) {
    .stat-number { font-size: 1.5rem; }
    .filtros .row { flex-direction: column; }
    .archivos-container { flex-direction: column; }
}