/* ===================================
   Weben - Admin Panel Styles
   =================================== */

:root {
    --primary: #6C63FF;
    --primary-dark: #5a52d5;
    --primary-light: #ede9ff;
    --secondary: #FF6B6B;
    --secondary-light: #ffe8e8;
    --dark: #1a1a2e;
    --darker: #0f0f1a;
    --light: #f8f9fb;
    --gray: #6c757d;
    --gray-light: #e9ecef;
    --success: #28a745;
    --success-light: #e6f7ea;
    --warning: #ffc107;
    --warning-light: #fff8e1;
    --danger: #dc3545;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --shadow: 0 8px 24px rgba(20, 20, 43, 0.06);
    --shadow-lg: 0 20px 60px rgba(20, 20, 43, 0.15);
    --radius: 16px;
    --transition: all 0.25s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--light);
    color: var(--dark);
    min-height: 100vh;
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: var(--gray-light); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray); }

/* Layout */
.admin-wrapper { display: flex; min-height: 100vh; }

/* Sidebar */
.admin-sidebar {
    width: 264px;
    background: var(--darker);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    transition: var(--transition);
    z-index: 100;
}

.admin-logo {
    padding: 26px 22px;
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 2px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.admin-logo .logo-web { color: var(--primary); }
.admin-logo .logo-en { color: var(--secondary); }
.admin-logo small {
    color: var(--darker); background: var(--gradient); font-weight: 700; font-size: 0.6rem;
    margin-left: 10px; padding: 3px 8px; border-radius: 6px; letter-spacing: 0.05em;
}

.admin-nav { flex: 1; padding: 18px 12px; list-style: none; overflow-y: auto; }
.admin-nav-label { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255,255,255,0.35); padding: 10px 12px 6px; font-weight: 700; }
.admin-nav li { margin-bottom: 3px; }
.admin-nav a {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 14px;
    color: rgba(255,255,255,0.68);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.93rem;
    border-radius: 10px;
    cursor: pointer;
    position: relative;
}
.admin-nav a i { width: 18px; text-align: center; font-size: 0.95rem; }
.admin-nav a:hover { background: rgba(255,255,255,0.06); color: white; }
.admin-nav a.active { color: white; background: linear-gradient(135deg, rgba(108,99,255,0.35), rgba(255,107,107,0.2)); }
.admin-nav a.active::before {
    content: ''; position: absolute; left: -12px; top: 50%; transform: translateY(-50%);
    width: 4px; height: 60%; background: var(--gradient); border-radius: 0 4px 4px 0;
}
.admin-nav a .badge {
    margin-left: auto; background: var(--secondary); color: white;
    font-size: 0.68rem; font-weight: 700; padding: 2px 8px; border-radius: 20px;
    min-width: 20px; text-align: center;
}
.admin-nav a.external i { opacity: 0.7; }

.admin-user {
    padding: 18px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex; align-items: center; gap: 10px;
}
.admin-user-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--gradient);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; flex-shrink: 0; box-shadow: 0 4px 12px rgba(108,99,255,0.4);
}
.admin-user-info { flex: 1; min-width: 0; }
.admin-user-info strong { display: block; font-size: 0.9rem; }
.admin-user-info span { font-size: 0.75rem; color: var(--gray); }
.admin-logout {
    background: rgba(255,255,255,0.06); border: none; color: rgba(255,255,255,0.6); cursor: pointer;
    font-size: 1rem; padding: 8px 10px; border-radius: 8px; transition: var(--transition);
}
.admin-logout:hover { color: white; background: var(--secondary); }

/* Main content */
.admin-main { margin-left: 264px; flex: 1; min-width: 0; }

.admin-topbar {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(10px);
    padding: 18px 32px;
    border-bottom: 1px solid var(--gray-light);
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
    position: sticky; top: 0; z-index: 50;
}
.admin-topbar h1 { font-size: 1.35rem; }
.admin-topbar-sub { font-size: 0.82rem; color: var(--gray); margin-top: 2px; }
.mobile-menu-btn { display: none; background: none; border: none; font-size: 1.4rem; color: var(--dark); cursor: pointer; }

.admin-content { padding: 32px; max-width: 1280px; }

/* Fade-in de paneles */
.admin-panel { display: none; animation: fadeInPanel 0.35s ease; }
.admin-panel.active { display: block; }
@keyframes fadeInPanel { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* Stat cards */
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; margin-bottom: 26px; }
.stat-card {
    background: white; border-radius: var(--radius); padding: 22px;
    box-shadow: var(--shadow); display: flex; align-items: center; gap: 16px;
    transition: var(--transition); border: 1px solid transparent;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.stat-card .stat-icon {
    width: 52px; height: 52px; border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; color: white; flex-shrink: 0;
}
.stat-card.purple .stat-icon { background: var(--gradient); }
.stat-card.green .stat-icon { background: linear-gradient(135deg, #28a745, #4fd672); }
.stat-card.orange .stat-icon { background: linear-gradient(135deg, #ffc107, #ff9f1c); color: var(--dark); }
.stat-card.red .stat-icon { background: linear-gradient(135deg, #FF6B6B, #ff4757); }
.stat-card .stat-value { font-size: 1.7rem; font-weight: 800; line-height: 1.2; }
.stat-card .stat-label { font-size: 0.82rem; color: var(--gray); }
.stat-card .stat-trend { font-size: 0.72rem; margin-top: 3px; font-weight: 600; }
.stat-trend.up { color: var(--success); }
.stat-trend.neutral { color: var(--gray); }

/* Grid de dos columnas para dashboard */
.dashboard-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 22px; align-items: start; }

/* Panels / cards */
.panel-card {
    background: white; border-radius: var(--radius); box-shadow: var(--shadow);
    overflow: hidden; margin-bottom: 22px;
}
.panel-card-header {
    padding: 20px 24px; border-bottom: 1px solid var(--gray-light);
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
}
.panel-card-header h2 { font-size: 1.08rem; display: flex; align-items: center; gap: 8px; }
.panel-card-header h2 i { color: var(--primary); }
.panel-card-body { padding: 0; }
.panel-card-body.padded { padding: 22px 24px; }

.header-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.filter-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-tab {
    padding: 6px 14px; border-radius: 20px; border: 1px solid var(--gray-light);
    background: white; color: var(--gray); font-size: 0.83rem; cursor: pointer; transition: var(--transition);
    font-weight: 500;
}
.filter-tab.active { background: var(--primary); color: white; border-color: var(--primary); }
.filter-tab:hover:not(.active) { border-color: var(--primary); color: var(--primary); }

/* Search */
.search-box { position: relative; }
.search-box i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--gray); font-size: 0.85rem; }
.search-box input {
    padding: 8px 14px 8px 34px; border: 1px solid var(--gray-light); border-radius: 20px;
    font-size: 0.85rem; width: 200px; transition: var(--transition); font-family: inherit;
}
.search-box input:focus { outline: none; border-color: var(--primary); width: 230px; }

.btn-mini {
    padding: 8px 16px; border-radius: 20px; border: 1px solid var(--gray-light);
    background: white; color: var(--dark); font-size: 0.83rem; font-weight: 600; cursor: pointer;
    transition: var(--transition); display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
}
.btn-mini:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.btn-mini.primary { background: var(--gradient); color: white; border: none; }
.btn-mini.primary:hover { opacity: 0.9; color: white; }
.btn-mini.danger-outline { border-color: var(--danger); color: var(--danger); }
.btn-mini.danger-outline:hover { background: var(--danger); color: white; }

.settings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }

/* Tabla responsive */
.table-wrap { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 640px; }
th, td { padding: 14px 22px; text-align: left; font-size: 0.88rem; }
thead th { background: var(--light); color: var(--gray); font-weight: 700; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; }
tbody tr { border-bottom: 1px solid var(--gray-light); transition: var(--transition); }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--light); }
tbody tr.unread { font-weight: 700; }
tbody tr.unread td:first-child { position: relative; padding-left: 30px; }
tbody tr.unread td:first-child::before {
    content: ''; position: absolute; left: 22px; top: 50%; transform: translateY(-50%);
    width: 7px; height: 7px; border-radius: 50%; background: var(--secondary);
}

.pill { display: inline-flex; align-items: center; gap: 5px; padding: 4px 12px; border-radius: 20px; font-size: 0.73rem; font-weight: 700; white-space: nowrap; }
.pill.pending { background: var(--warning-light); color: #a67c00; }
.pill.paid { background: var(--success-light); color: var(--success); }
.pill.read { background: var(--primary-light); color: var(--primary); }
.pill.unread-pill { background: var(--secondary-light); color: var(--secondary); }

.row-actions { display: flex; gap: 6px; }
.icon-btn {
    width: 32px; height: 32px; border-radius: 9px; border: none;
    background: var(--gray-light); color: var(--dark); cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    transition: var(--transition); font-size: 0.85rem;
}
.icon-btn:hover { background: var(--primary); color: white; transform: translateY(-1px); }
.icon-btn.danger:hover { background: var(--danger); }
.icon-btn.success:hover { background: var(--success); }

.empty-state { padding: 60px 20px; text-align: center; color: var(--gray); }
.empty-state i { font-size: 2.5rem; margin-bottom: 12px; opacity: 0.35; }
.empty-state p { font-size: 0.92rem; }

/* Gráfico de ventas por plan (CSS bars) */
.chart-bars { display: flex; flex-direction: column; gap: 16px; }
.chart-bar-row { display: flex; align-items: center; gap: 12px; }
.chart-bar-label { width: 100px; flex-shrink: 0; font-size: 0.85rem; font-weight: 600; color: var(--dark); }
.chart-bar-track { flex: 1; height: 12px; background: var(--gray-light); border-radius: 20px; overflow: hidden; }
.chart-bar-fill { height: 100%; background: var(--gradient); border-radius: 20px; transition: width 0.6s ease; width: 0; }
.chart-bar-value { width: 70px; text-align: right; font-size: 0.82rem; font-weight: 700; color: var(--gray); flex-shrink: 0; }

/* Actividad reciente */
.activity-list { list-style: none; }
.activity-item {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 14px 24px; border-bottom: 1px solid var(--gray-light);
}
.activity-item:last-child { border-bottom: none; }
.activity-icon {
    width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; font-size: 0.85rem; color: white;
}
.activity-icon.msg { background: linear-gradient(135deg, var(--primary), #8b83ff); }
.activity-icon.buy { background: linear-gradient(135deg, var(--secondary), #ff9f9f); }
.activity-text { font-size: 0.85rem; line-height: 1.4; }
.activity-text strong { color: var(--dark); }
.activity-time { font-size: 0.72rem; color: var(--gray); margin-top: 2px; }

/* Modal de detalle de mensaje */
.modal-overlay {
    display: none; position: fixed; inset: 0; background: rgba(15,15,26,0.55);
    z-index: 2000; align-items: center; justify-content: center; padding: 20px;
    backdrop-filter: blur(4px);
}
.modal-overlay.active { display: flex; }
.modal-box { background: white; border-radius: var(--radius); max-width: 500px; width: 100%; box-shadow: var(--shadow-lg); animation: modalPop 0.25s ease; }
@keyframes modalPop { from { opacity: 0; transform: scale(0.96); } to { opacity: 1; transform: scale(1); } }
.modal-box-header { padding: 20px 24px; border-bottom: 1px solid var(--gray-light); display: flex; justify-content: space-between; align-items: center; }
.modal-box-header h3 { font-size: 1.1rem; display: flex; align-items: center; gap: 8px; }
.modal-box-header h3 i { color: var(--primary); }
.modal-box-close { background: var(--gray-light); border: none; width: 30px; height: 30px; border-radius: 8px; font-size: 1.1rem; cursor: pointer; color: var(--gray); }
.modal-box-close:hover { background: var(--danger); color: white; }
.modal-box-body { padding: 24px; }
.modal-box-body p { margin-bottom: 10px; font-size: 0.92rem; }
.modal-box-body strong { color: var(--dark); }
.modal-box-message { background: var(--light); padding: 14px; border-radius: 10px; margin-top: 8px; white-space: pre-wrap; line-height: 1.5; }

/* Toast (notificaciones del admin) */
.admin-toast {
    position: fixed; top: 24px; right: 24px; background: white; color: var(--dark);
    padding: 14px 20px; border-radius: 12px; box-shadow: var(--shadow-lg); z-index: 5000;
    display: flex; align-items: center; gap: 12px; font-size: 0.88rem; font-weight: 600;
    transform: translateX(420px); transition: transform 0.3s ease; border-left: 4px solid var(--success);
    max-width: calc(100% - 48px);
}
.admin-toast.active { transform: translateX(0); }
.admin-toast.error { border-left-color: var(--danger); }
.admin-toast i { font-size: 1.1rem; color: var(--success); }
.admin-toast.error i { color: var(--danger); }

/* Responsive */
@media (max-width: 900px) {
    .admin-sidebar { left: -264px; }
    .admin-sidebar.open { left: 0; box-shadow: 10px 0 40px rgba(0,0,0,0.3); }
    .admin-main { margin-left: 0; }
    .mobile-menu-btn { display: block; }
    .dashboard-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .admin-content { padding: 18px; }
    .admin-topbar { padding: 14px 18px; }
    .stat-card { padding: 18px; }
    th, td { padding: 12px 14px; }
    .search-box input { width: 140px; }
    .search-box input:focus { width: 160px; }
    .admin-toast { left: 12px; right: 12px; max-width: none; transform: translateY(-120px); }
    .admin-toast.active { transform: translateY(0); }
}