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

:root {
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-solid: #f0f2f5;
    --card-bg: rgba(255, 255, 255, 0.85);
    --card-border: rgba(255, 255, 255, 0.2);
    --card-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    --text-main: #1a1a2e;
    --text-muted: #6c757d;
    --primary-color: #667eea;
    --primary-hover: #5a6fd6;
    --border-color: #e5e5ea;
    --navbar-bg: rgba(255, 255, 255, 0.8);
    --accent-glow: rgba(102, 126, 234, 0.4);
}

body {
    background-color: var(--bg-solid) !important;
    color: var(--text-main) !important;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
}

/* Navbar */
.navbar {
    background: var(--navbar-bg) !important;
    backdrop-filter: blur(20px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06) !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05) !important;
}

.navbar-brand, .nav-link, .navbar-brand i, .nav-link i {
    color: var(--text-main) !important;
    font-weight: 500 !important;
}

.nav-brand {
    background: linear-gradient(135deg, var(--primary-color), #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link:hover {
    color: var(--primary-color) !important;
}

/* Cards */
.card {
    background-color: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: 20px !important;
    box-shadow: var(--card-shadow) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    overflow: hidden;
}

.card-header {
    background-color: transparent !important;
    border-bottom: 1px solid var(--border-color) !important;
    padding: 18px 24px !important;
    font-weight: 600 !important;
    color: var(--text-main) !important;
}

.card-body {
    padding: 24px !important;
}

/* Buttons */
.btn {
    border-radius: 10px !important;
    font-weight: 600 !important;
    padding: 8px 16px !important;
    transition: all 0.2s ease !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #764ba2) !important;
    border: none !important;
    color: #ffffff !important;
    box-shadow: 0 4px 15px var(--accent-glow) !important;
}

.btn-primary:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px var(--accent-glow) !important;
    filter: brightness(1.05) !important;
}

/* Inputs */
.form-control, .form-select, .input-group-text {
    border-radius: 10px !important;
    border: 1.5px solid var(--border-color) !important;
    background-color: #ffffff !important;
    color: var(--text-main) !important;
    padding: 10px 16px !important;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15) !important;
}

/* Headings & Text */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-main) !important;
    font-weight: 700 !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Table */
.table {
    color: var(--text-main) !important;
}

.table th {
    background: #f8f9fa !important;
    border-bottom: 2px solid var(--border-color) !important;
    color: var(--text-muted) !important;
    font-weight: 600 !important;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.table td {
    border-bottom: 1px solid var(--border-color) !important;
    vertical-align: middle !important;
}

/* DataTables */
.dataTables_wrapper .dataTables_paginate .paginate_button {
    border-radius: 8px !important;
    border: 1px solid var(--border-color) !important;
    background: #ffffff !important;
    margin: 0 2px;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: linear-gradient(135deg, var(--primary-color), #764ba2) !important;
    color: white !important;
    border-color: var(--primary-color) !important;
    box-shadow: 0 2px 8px var(--accent-glow) !important;
}

/* Alerts */
.alert {
    border-radius: 12px !important;
    border: none !important;
}

.alert-success {
    background: linear-gradient(135deg, rgba(0, 200, 83, 0.1), rgba(0, 230, 118, 0.05)) !important;
    color: #1b5e20 !important;
    border-left: 4px solid #00c853 !important;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(255, 82, 82, 0.1), rgba(255, 23, 68, 0.05)) !important;
    color: #b71c1c !important;
    border-left: 4px solid #ff5252 !important;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(255, 171, 0, 0.1), rgba(255, 213, 79, 0.05)) !important;
    color: #e65100 !important;
    border-left: 4px solid #ffab00 !important;
}

/* Badges */
.badge {
    font-weight: 600 !important;
    font-size: 0.72rem !important;
    padding: 0.35em 0.65em !important;
    border-radius: 6px !important;
}

.badge-vip {
    background: linear-gradient(135deg, #FFD700, #FFA000) !important;
    color: #000 !important;
}

.badge-free {
    background: linear-gradient(135deg, #90a4ae, #607d8b) !important;
    color: #fff !important;
}

/* Dropdown */
.dropdown-menu {
    border: none !important;
    border-radius: 12px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12) !important;
    padding: 0.5rem !important;
}

.dropdown-item {
    border-radius: 8px !important;
    padding: 0.5rem 0.85rem !important;
}

.dropdown-item:hover {
    background: rgba(102, 126, 234, 0.08) !important;
    color: var(--primary-color) !important;
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.card { animation: fadeInUp 0.4s ease-out; }

/* Footer */
footer {
    background: rgba(255, 255, 255, 0.6) !important;
    backdrop-filter: blur(10px) !important;
    border-top: 1px solid rgba(0, 0, 0, 0.05) !important;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #c0c0c0; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #a0a0a0; }

/* Switch */
.form-check-input[type="checkbox"][role="switch"] {
    border-radius: 50px !important;
    height: 24px !important;
    width: 44px !important;
}

.form-check-input[type="checkbox"][role="switch"]:checked {
    background-color: #00c853 !important;
    border-color: #00c853 !important;
}

/* Responsive */
@media (max-width: 768px) {
    .card-body { padding: 1rem !important; }
    .card-header { padding: 0.85rem 1rem !important; }
}