/* ============================================================
   SISTEMA DE REGISTRO DE VISITANTES - ESTILOS PRINCIPALES
   Versión: 1.0.0 (Prototipo)
   ============================================================ */

/* === VARIABLES CORPORATIVAS === */
:root {
    --primary: #1a3a5c;
    --primary-dark: #0f2440;
    --primary-light: #2c5f8a;
    --secondary: #6c757d;
    --success: #28a745;
    --info: #17a2b8;
    --warning: #ffc107;
    --danger: #dc3545;
    --bg-gray: #f8f9fa;
    --border-color: #dee2e6;
}

/* === ESTILOS GENERALES === */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-gray);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.content-wrapper {
    flex: 1;
}

/* === NAVBAR === */
.navbar.bg-primary {
    background-color: var(--primary) !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.navbar .nav-link {
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.navbar .nav-link:hover {
    background-color: rgba(255,255,255,0.1);
}

.navbar .badge {
    font-size: 0.7rem;
}

/* === CARDS === */
.card {
    border: none;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    border-radius: 8px;
}

.card-header {
    border-radius: 8px 8px 0 0 !important;
    font-weight: 600;
}

.card-header.bg-primary {
    background-color: var(--primary) !important;
}

/* === TABLAS === */
.table th {
    background-color: var(--bg-gray);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--secondary);
    border-top: none;
}

.table td {
    vertical-align: middle;
    font-size: 0.9rem;
}

.table-hover tbody tr:hover {
    background-color: rgba(26, 58, 92, 0.03);
}

/* === BADGES === */
.badge {
    font-weight: 500;
    padding: 0.4em 0.8em;
    font-size: 0.8rem;
}

/* === BOTONES === */
.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-success {
    background-color: var(--success);
}

.btn-info {
    background-color: var(--info);
    color: #fff;
}

.btn-info:hover {
    color: #fff;
}

/* === FORMULARIOS === */
.form-control:focus,
.form-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 0.2rem rgba(26, 58, 92, 0.15);
}

.form-label {
    font-weight: 500;
    font-size: 0.9rem;
    color: #495057;
}

/* === TABS === */
.nav-tabs .nav-link {
    color: var(--secondary);
    font-weight: 500;
    border: none;
    padding: 0.75rem 1.5rem;
}

.nav-tabs .nav-link.active {
    color: var(--primary);
    border-bottom: 3px solid var(--primary);
    background: transparent;
}

.nav-tabs .nav-link:hover {
    border-bottom: 3px solid var(--border-color);
}

/* === ESTADOS DE VISITA === */
.estado-pendiente {
    color: #856404;
}

.estado-ingresado {
    color: #0c5460;
}

.estado-finalizado {
    color: #155724;
}

/* === PANEL DE OFICIAL === */
.accion-btn {
    min-width: 100px;
    margin: 0 2px;
}

.accion-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* === FOOTER === */
.footer {
    margin-top: auto !important;
    border-top: 1px solid var(--border-color);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .table-responsive {
        font-size: 0.85rem;
    }

    .accion-btn {
        min-width: 80px;
        font-size: 0.8rem;
    }

    .navbar .navbar-nav .nav-link {
        padding: 0.5rem 0;
    }
}

/* === ANIMACIONES === */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* === LOGIN === */
.min-vh-100 {
    min-height: 100vh;
}

/* === DASHBOARD CARDS === */
.stat-card {
    transition: transform 0.2s;
    cursor: default;
}

.stat-card:hover {
    transform: translateY(-2px);
}

.stat-card .stat-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 700;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* === FILE UPLOAD === */
.file-upload-wrapper {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: border-color 0.3s;
    cursor: pointer;
}

.file-upload-wrapper:hover {
    border-color: var(--primary-light);
}

.file-upload-wrapper.has-file {
    border-color: var(--success);
    background-color: rgba(40, 167, 69, 0.05);
}

/* === MODAL === */
.modal-header.bg-primary {
    background-color: var(--primary) !important;
}