/* Fuentes modernas */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Paleta Modo Claro */
    --bg-primary: #f4f6fc;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.7);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --accent: #174DB5;
    --accent-hover: #103B91;
    --border-color: rgba(226, 232, 240, 0.8);
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --glass-blur: blur(12px);
}

body.dark {
    /* Paleta Modo Oscuro */
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-card: rgba(17, 24, 39, 0.7);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #3B82F6;
    --accent-hover: #174DB5;
    --border-color: rgba(37, 99, 235, 0.1);
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --success: #10b981;
    --warning: #fbbf24;
    --danger: #f87171;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.15s ease;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header & Navigation */
header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
    text-decoration: none;
}

.logo span {
    color: var(--text-primary);
}

nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-left: auto;
    margin-right: 2rem;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.2s ease;
}

nav a:hover, nav a.active {
    color: var(--accent);
    background-color: rgba(23, 77, 181, 0.1);
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.25rem;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--border-color);
    width: 40px;
    height: 40px;
}

/* Layout */
main {
    max-width: 1200px;
    width: 100%;
    margin: 2rem auto;
    padding: 0 1.5rem;
    flex: 1;
}

/* Cards & Containers */
.card {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow);
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
}

.stat-icon.total { background: rgba(79, 70, 229, 0.1); color: var(--accent); }
.stat-icon.warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.stat-icon.danger { background: rgba(239, 68, 68, 0.1); color: var(--danger); }
.stat-icon.success { background: rgba(16, 185, 129, 0.1); color: var(--success); }

.stat-info h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-info p {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--accent);
    color: #ffffff;
}

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

.btn-secondary {
    background-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    filter: brightness(0.95);
}

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

.btn-danger:hover {
    filter: brightness(0.9);
}

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

.btn-success:hover {
    filter: brightness(0.9);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    border-radius: 6px;
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    text-align: left;
}

th, td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    color: var(--text-primary);
    font-size: 0.95rem;
}

tr:hover td {
    background-color: rgba(79, 70, 229, 0.02);
}

/* Status Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-active { background-color: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-warning { background-color: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-expired { background-color: rgba(239, 68, 68, 0.15); color: var(--danger); }

/* Grid systems */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

@media(max-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Quick Action Group */
.action-group {
    display: flex;
    gap: 0.5rem;
}

/* Soporte para intl-tel-input */
.iti {
    width: 100%;
}
.iti__country-list {
    background-color: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color) !important;
}
.iti__country {
    outline: none;
}
.iti__country:hover, .iti__country.iti__highlight {
    background-color: rgba(79, 70, 229, 0.1) !important;
    color: var(--accent) !important;
}
.iti__selected-flag {
    background-color: var(--border-color) !important;
    border-radius: 8px 0 0 8px;
}

/* Modal Popup */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    padding: 2rem;
    position: relative;
    box-shadow: var(--shadow);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1.25rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-secondary);
    cursor: pointer;
    background: none;
    border: none;
}

.close-btn:hover {
    color: var(--accent);
}

/* Buscador y Controles de Paginación */
.search-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: center;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.pagination a, .pagination span {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

.pagination a:hover {
    background-color: rgba(79, 70, 229, 0.1);
    color: var(--accent);
}

.pagination span.current {
    background-color: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* Dropdown de Usuario */
.user-menu-container {
    position: relative;
    display: inline-block;
}

.user-menu-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    outline: none;
    transition: background-color 0.2s ease;
}

.user-menu-btn:hover {
    background-color: rgba(23, 77, 181, 0.08);
}

.user-dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 0.5rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    width: 200px;
    z-index: 1000;
    padding: 0.5rem 0;
    animation: fadeIn 0.15s ease-out;
}

.user-dropdown.active {
    display: block;
}

.user-dropdown a, .user-dropdown button {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
}

.user-dropdown a:hover, .user-dropdown button:hover {
    background-color: rgba(23, 77, 181, 0.08);
    color: var(--accent);
}

.user-dropdown button.dropdown-item-btn {
    justify-content: space-between;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Icons in nav */
nav a i {
    display: none;
}

/* Responsive bottom menu on mobile */
@media (max-width: 768px) {
    header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: auto;
        padding: 0.75rem 1rem;
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        background-color: var(--bg-secondary);
        z-index: 1000;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
    
    .logo {
        font-size: 1.2rem;
    }
    
    .logo img {
        height: 40px !important;
    }
    
    nav {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        top: auto;
        background-color: var(--bg-secondary);
        border-top: 1px solid var(--border-color);
        display: flex;
        justify-content: space-around;
        align-items: center;
        padding: 0.5rem 0.25rem;
        gap: 0;
        margin: 0;
        box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.05);
        z-index: 1001;
    }
    
    nav a {
        padding: 0.25rem;
        font-size: 0.75rem;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 0.25rem;
        flex: 1;
        border-radius: 0;
        text-align: center;
    }
    
    nav a i {
        display: block;
        margin-right: 0;
        font-size: 1.25rem;
        margin-bottom: 2px;
    }
    
    nav a:hover, nav a.active {
        background-color: transparent;
        color: var(--accent);
    }
    
    .user-menu-container {
        position: static;
    }
    
    .user-dropdown {
        position: fixed;
        top: 60px;
        right: 10px;
        left: auto;
    }
    
    main {
        margin-top: 5.5rem;
        margin-bottom: 5.5rem;
        padding: 0 1rem;
    }
}