/* ============================================================
   css/admin.css — Estilos para el Panel de Administración
   ============================================================ */

:root {
    --admin-navy:       #0F2942;
    --admin-navy-mid:   #1A3C5E;
    --admin-navy-light: #244F7A;
    --admin-gold:       #F59E0B;
    --admin-gold-hover: #D97706;
    --admin-gray-100:   #F8FAFC;
    --admin-gray-200:   #E2E8F0;
    --admin-gray-300:   #CBD5E1;
    --admin-gray-500:   #64748B;
    --admin-gray-700:   #334155;
    --admin-gray-900:   #0F172A;
    --admin-danger:     #EF4444;
    --admin-success:    #10B981;
    --admin-radius:     0.5rem;
    --admin-shadow:     0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: #F1F5F9;
    color: var(--admin-gray-900);
    line-height: 1.5;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ── Administrative Header / Navbar ───────────────────────── */
.admin-header {
    background: var(--admin-navy);
    color: #FFF;
    padding: 0.85rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--admin-shadow);
}

.admin-header-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    color: #FFF;
}

.admin-header-brand span {
    color: var(--admin-gold);
}

.admin-user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.875rem;
}

.admin-user-name {
    color: rgba(255,255,255,0.85);
}

/* ── Container Layout ─────────────────────────────────────── */
.admin-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.admin-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.admin-page-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--admin-navy);
}

/* ── Stat Metric Cards ────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: #FFF;
    border-radius: var(--admin-radius);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--admin-shadow);
    border: 1px solid var(--admin-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: transform 0.2s ease;
}

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

.stat-info h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--admin-gray-500);
    margin-bottom: 0.25rem;
}

.stat-info .stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--admin-navy);
}

.stat-icon {
    font-size: 2.2rem;
    opacity: 0.8;
}

/* ── Data Tables ──────────────────────────────────────────── */
.table-card {
    background: #FFF;
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-shadow);
    border: 1px solid var(--admin-gray-200);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 2rem;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
    text-align: left;
}

.admin-table th {
    background: var(--admin-navy);
    color: #FFF;
    padding: 0.85rem 1rem;
    font-weight: 600;
}

.admin-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--admin-gray-200);
    vertical-align: middle;
}

.admin-table tr:hover td {
    background: var(--admin-gray-100);
}

.thumb-img {
    width: 60px;
    height: 40px;
    object-fit: cover;
    border-radius: 0.25rem;
    border: 1px solid var(--admin-gray-300);
}

/* ── Badges ───────────────────────────────────────────────── */
.status-badge {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
}

.badge-active {
    background: #D1FAE5;
    color: #065F46;
}

.badge-inactive {
    background: #FEE2E2;
    color: #991B1B;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn-admin {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--admin-radius);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-admin-primary {
    background: var(--admin-gold);
    color: var(--admin-navy);
}

.btn-admin-primary:hover {
    background: var(--admin-gold-hover);
}

.btn-admin-navy {
    background: var(--admin-navy);
    color: #FFF;
}

.btn-admin-navy:hover {
    background: var(--admin-navy-mid);
}

.btn-admin-danger {
    background: var(--admin-danger);
    color: #FFF;
}

.btn-admin-danger:hover {
    background: #DC2626;
}

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

.btn-admin-success:hover {
    background: #059669;
}

.btn-admin-sm {
    padding: 0.3rem 0.65rem;
    font-size: 0.75rem;
}

/* ── Toggle Switch & Control Cards ────────────────────────── */
.toggle-switch-label {
    position: relative;
    display: inline-block;
    width: 54px;
    height: 30px;
    cursor: pointer;
}

.toggle-switch-label input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--admin-gray-300);
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 30px;
}

.toggle-slider::before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.toggle-switch-label input:checked + .toggle-slider {
    background-color: var(--admin-success);
}

.toggle-switch-label input:focus + .toggle-slider {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
}

.toggle-switch-label input:checked + .toggle-slider::before {
    transform: translateX(24px);
}

.control-panel-card {
    background: #FFF;
    border-radius: var(--admin-radius);
    padding: 1.5rem;
    box-shadow: var(--admin-shadow);
    border: 1px solid var(--admin-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    transition: border-color 0.2s ease;
}

.control-panel-card:hover {
    border-color: var(--admin-gray-300);
}

.control-card-info {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
}

.control-card-icon {
    font-size: 2.5rem;
    line-height: 1;
    padding: 0.75rem;
    background: var(--admin-gray-100);
    border-radius: var(--admin-radius);
    border: 1px solid var(--admin-gray-200);
}

.control-card-text h3 {
    font-size: 1.15rem;
    color: var(--admin-navy);
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.control-card-text p {
    font-size: 0.875rem;
    color: var(--admin-gray-500);
    max-width: 650px;
    line-height: 1.45;
}

.status-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 0.35rem;
}

.status-dot.active {
    background-color: var(--admin-success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
}

.status-dot.inactive {
    background-color: var(--admin-danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.25);
}

/* ── Forms ────────────────────────────────────────────────── */
.form-panel {
    background: #FFF;
    border-radius: var(--admin-radius);
    padding: 1.75rem;
    box-shadow: var(--admin-shadow);
    border: 1px solid var(--admin-gray-200);
    margin-bottom: 2rem;
}

.admin-form-group {
    margin-bottom: 1.25rem;
}

.admin-form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--admin-navy);
    margin-bottom: 0.35rem;
}

.admin-input,
.admin-textarea,
.admin-select {
    width: 100%;
    padding: 0.65rem 0.85rem;
    font-size: 0.875rem;
    border: 1px solid var(--admin-gray-300);
    border-radius: var(--admin-radius);
    background: #FFF;
}

.admin-input:focus,
.admin-textarea:focus {
    outline: none;
    border-color: var(--admin-gold);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

.admin-form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
}

/* Login Card Centrada */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--admin-navy) 0%, var(--admin-navy-mid) 100%);
    padding: 1rem;
}

.login-card {
    background: #FFF;
    width: 100%;
    max-width: 400px;
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.3);
}

.login-header {
    text-align: center;
    margin-bottom: 1.75rem;
}

.login-header h2 {
    font-family: 'Montserrat', sans-serif;
    color: var(--admin-navy);
    font-size: 1.5rem;
    font-weight: 800;
}

/* Alert Message */
.admin-alert {
    padding: 0.85rem 1rem;
    border-radius: var(--admin-radius);
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
}

.admin-alert-danger {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FCA5A5;
}

.admin-alert-success {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #6EE7B7;
}

/* ============================================================
   RESPONSIVE — TABLET (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 0.85rem 1rem;
    }

    .admin-user-menu {
        width: 100%;
        justify-content: space-between;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding-top: 0.5rem;
    }

    .admin-container {
        margin: 1.25rem auto;
        padding: 0 0.75rem;
    }

    .admin-page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .admin-page-header .btn-admin {
        align-self: flex-start;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .form-panel {
        padding: 1.25rem;
    }

    .admin-table {
        min-width: 620px; /* Asegura que la tabla conserve proporciones dentro de table-card scrolleable */
    }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 480px)
   ============================================================ */
@media (max-width: 480px) {
    .admin-page-title {
        font-size: 1.4rem;
    }

    .admin-form-row {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .form-panel {
        padding: 1rem 0.85rem;
    }

    .login-card {
        padding: 1.5rem 1.25rem;
    }

    .login-header h2 {
        font-size: 1.3rem;
    }

    .admin-table th,
    .admin-table td {
        padding: 0.65rem 0.5rem;
        font-size: 0.8rem;
    }

    .thumb-img {
        width: 45px;
        height: 32px;
    }

    .btn-admin {
        font-size: 0.8rem;
        padding: 0.45rem 0.75rem;
    }
}