/* ===== VARIABLES Y CONFIGURACIÓN GENERAL ===== */
:root {
    --primary-color: #4a7c59;
    --primary-dark: #3a6a49;
    --primary-light: #5a8c69;
    --secondary-color: #8b4513;
    --secondary-dark: #7a3502;
    --secondary-light: #9c5524;
    --accent-color: #d4a017;
    --accent-dark: #c49007;
    --accent-light: #e4b027;
    --light-color: #f5f5dc;
    --light-beige: #f9f7f0;
    --dark-color: #2c3e50;
    --dark-gray: #34495e;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --text-color: #333333;
    --text-light: #6c757d;
    --border-color: #dee2e6;
    --shadow: 0 5px 15px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --border-radius: 15px;
    --border-radius-sm: 10px;
    --transition: all 0.3s ease;
}

/* ===== RESET Y TIPOGRAFÍA ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-beige);
    color: var(--text-color);
    line-height: 1.6;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect fill="none" stroke="%234a7c59" stroke-width="0.5" opacity="0.1" x="0" y="0" width="100" height="100"/></svg>');
    background-attachment: fixed;
}

/* ===== ENCABEZADOS ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

.display-1 { font-size: 4rem; font-weight: 300; }
.display-2 { font-size: 3.5rem; font-weight: 300; }
.display-3 { font-size: 3rem; font-weight: 300; }
.display-4 { font-size: 2.5rem; font-weight: 300; }

/* ===== BARRA DE NAVEGACIÓN ===== */
.navbar {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    box-shadow: var(--shadow);
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand i {
    font-size: 1.75rem;
}

.navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    margin: 0 0.25rem;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: white !important;
    background-color: rgba(255,255,255,0.1);
    transform: translateY(-2px);
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ===== SECCIÓN HERO ===== */
.hero-section {
    background: linear-gradient(135deg, rgba(74, 124, 89, 0.85), rgba(139, 69, 19, 0.75)), 
                url('../images/posada-hero.jpg') center/cover;
    color: white;
    padding: 120px 0;
    text-align: center;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: cover;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-section .lead {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

/* ===== TARIFA DESTACADA ===== */
.tarifa {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-dark));
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 2rem 0;
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: var(--shadow);
    border: 3px solid rgba(255,255,255,0.2);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* ===== TARJETAS ===== */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
    font-weight: 600;
    padding: 1.25rem 1.5rem;
    border: none;
}

.card-body {
    padding: 2rem;
}

.card-footer {
    background-color: rgba(0,0,0,0.03);
    border-top: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
}

/* ===== BOTONES ===== */
.btn {
    border-radius: var(--border-radius-sm);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border: none;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    color: white;
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
    color: white;
}

.btn-success { background-color: var(--success-color); }
.btn-warning { background-color: var(--warning-color); color: #000; }
.btn-danger { background-color: var(--danger-color); }
.btn-info { background-color: var(--info-color); }

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* ===== ICONOS DE CARACTERÍSTICAS ===== */
.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: inline-block;
    padding: 1rem;
    background: linear-gradient(135deg, rgba(74, 124, 89, 0.1), rgba(139, 69, 19, 0.05));
    border-radius: 50%;
    transition: var(--transition);
}

.feature-icon:hover {
    transform: rotate(10deg) scale(1.1);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

/* ===== CALENDARIO ===== */
.calendar-container {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.calendar-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    margin-bottom: 1rem;
}

.calendar-day {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 2px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
    border: 2px solid transparent;
}

.calendar-day:hover:not(.occupied):not(.empty) {
    transform: scale(1.1);
    border-color: var(--primary-color);
}

.calendar-day.available {
    background-color: #e8f5e9;
    color: #2e7d32;
    border-color: #c8e6c9;
}

.calendar-day.occupied {
    background-color: #ffebee;
    color: #c62828;
    border-color: #ffcdd2;
    cursor: not-allowed;
    opacity: 0.7;
}

.calendar-day.selected {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-color: var(--primary-dark);
    transform: scale(1.1);
}

.calendar-day.empty {
    background-color: transparent;
    cursor: default;
}

.calendar-day.today {
    border: 2px solid var(--accent-color);
    font-weight: bold;
}

/* ===== GALERÍA ===== */
.gallery-img {
    height: 250px;
    object-fit: cover;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    cursor: pointer;
    width: 100%;
}

.gallery-img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

/* ===== FORMULARIOS ===== */
.form-control, .form-select {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 0.75rem 1rem;
    transition: var(--transition);
    font-size: 1rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(74, 124, 89, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.input-group-text {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
}

/* ===== TABLAS ===== */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.table thead th {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    padding: 1rem;
    font-weight: 600;
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-color: var(--border-color);
}

.table tbody tr:hover {
    background-color: rgba(74, 124, 89, 0.05);
    transform: scale(1.01);
    transition: var(--transition);
}

/* ===== BADGES ===== */
.badge {
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.75rem;
}

.badge.bg-success { background: linear-gradient(135deg, #28a745, #20c997) !important; }
.badge.bg-warning { background: linear-gradient(135deg, #ffc107, #fd7e14) !important; }
.badge.bg-danger { background: linear-gradient(135deg, #dc3545, #e83e8c) !important; }
.badge.bg-primary { background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important; }

/* ===== ALERTAS ===== */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.alert-success {
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    color: #155724;
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background: linear-gradient(135deg, #f8d7da, #f1b0b7);
    color: #721c24;
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background: linear-gradient(135deg, #fff3cd, #ffeaa7);
    color: #856404;
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background: linear-gradient(135deg, #d1ecf1, #b8e2e8);
    color: #0c5460;
    border-left: 4px solid var(--info-color);
}

/* ===== PIE DE PÁGINA ===== */
footer {
    background: linear-gradient(135deg, var(--dark-color), var(--dark-gray));
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

footer h5 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

footer a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: var(--transition);
}

footer a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

/* ===== LOGIN ADMIN ===== */
.admin-login {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-container {
    max-width: 400px;
    width: 100%;
}

.login-card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.login-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    text-align: center;
    padding: 2rem;
}

.login-body {
    padding: 2rem;
}

/* ===== PANEL ADMIN ===== */
.admin-panel {
    background-color: #f8f9fa;
    min-height: 100vh;
}

.admin-sidebar {
    background: linear-gradient(180deg, var(--dark-color), var(--dark-gray));
    color: white;
    min-height: 100vh;
    padding: 0;
    box-shadow: var(--shadow-lg);
}

.admin-sidebar .nav-link {
    color: rgba(255,255,255,0.8) !important;
    padding: 1rem 1.5rem;
    border-radius: 0;
    border-left: 4px solid transparent;
    transition: var(--transition);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    color: white !important;
    background-color: rgba(255,255,255,0.1);
    border-left-color: var(--accent-color);
}

.admin-content {
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin: 1rem;
}

/* ===== MODALES ===== */
.modal-content {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    border: none;
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem;
}

/* ===== PROGRESS BARS ===== */
.progress {
    height: 8px;
    border-radius: 4px;
    background-color: #e9ecef;
    overflow: hidden;
}

.progress-bar {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 4px;
    transition: width 0.6s ease;
}

/* ===== UTILIDADES ===== */
.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.text-accent { color: var(--accent-color) !important; }

.bg-primary { background-color: var(--primary-color) !important; }
.bg-secondary { background-color: var(--secondary-color) !important; }
.bg-accent { background-color: var(--accent-color) !important; }

.border-primary { border-color: var(--primary-color) !important; }
.border-secondary { border-color: var(--secondary-color) !important; }

.shadow { box-shadow: var(--shadow) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

.rounded { border-radius: var(--border-radius-sm) !important; }
.rounded-lg { border-radius: var(--border-radius) !important; }

/* ===== ANIMACIONES ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

.slide-in {
    animation: slideIn 0.5s ease-out;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero-section {
        padding: 80px 0;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .admin-sidebar {
        min-height: auto;
    }
    
    .gallery-img {
        height: 200px;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding: 60px 0;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .tarifa {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .calendar-day {
        width: 35px;
        height: 35px;
        font-size: 0.875rem;
    }
    
    .admin-content {
        margin: 0.5rem;
        padding: 1rem;
    }
}

/* ===== ESTILOS ESPECIALES ===== */
.loading-spinner {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

.stats-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
}

.stats-card .number {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
}

.stats-card .label {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Scroll personalizado */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
}

/* Selección de texto */
::selection {
    background-color: var(--primary-color);
    color: white;
}

::-moz-selection {
    background-color: var(--primary-color);
    color: white;
}

/* ===== ESTADOS DE FORMULARIO ===== */
.is-valid {
    border-color: var(--success-color) !important;
}

.is-invalid {
    border-color: var(--danger-color) !important;
}

.valid-feedback,
.invalid-feedback {
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* ===== TOOLTIPS Y POPOVERS ===== */
.tooltip-inner {
    background-color: var(--dark-color);
    border-radius: var(--border-radius-sm);
    padding: 0.5rem 1rem;
}

.popover {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.popover-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    border: none;
}

/* ===== IMPRESIÓN ===== */
@media print {
    .navbar,
    footer,
    .btn,
    .no-print {
        display: none !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}