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

:root {
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #263345;
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --accent-blue: #60a5fa;
    --accent-gold: #fbbf24;
    --accent-red: #f87171;
    --accent-green: #4ade80;
    --border-color: #475569;
    --input-bg: #0f172a;
}

body {
    background: radial-gradient(circle at top right, #1e293b 0%, #0f172a 100%);
    color: var(--text-primary);
    font-family: 'Cairo', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Navbar */
.navbar {
    background-color: rgba(15, 23, 42, 0.85) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    z-index: 1030;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.6rem;
    color: var(--text-primary) !important;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(5px);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -5px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-blue);
    background-color: var(--bg-card-hover);
}

.card.border-warning:hover {
    border-color: var(--accent-gold) !important;
}

.card-header {
    background-color: rgba(15, 23, 42, 0.6);
    border-bottom: 1px solid var(--border-color);
    font-weight: 700;
    padding: 1.25rem 1.5rem;
    border-radius: 16px 16px 0 0 !important;
}

.card-body {
    padding: 1.5rem;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

.display-3 {
    font-weight: 800;
    letter-spacing: -0.03em;
}

/* Buttons */
.btn {
    border-radius: 12px;
    padding: 0.6rem 1.4rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
    opacity: 0;
    transition: opacity 0.3s;
}

.btn:hover::before {
    opacity: 1;
    text-decoration: none;
}

.btn:active {
    transform: scale(0.96);
}

.btn-icon {
    width: 42px;
    height: 42px;
    padding: 0;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.btn-sm-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    font-size: 0.9rem;
}

.btn-glass {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #fff;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
    color: #fff;
}

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    color: #fff;
}

.btn-gold {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #fff;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
    color: #fff;
}

.btn-outline-danger {
    border: 1px solid var(--accent-red);
    color: var(--accent-red);
    background: transparent;
}

.btn-outline-danger:hover {
    background: var(--accent-red);
    color: #fff;
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.3);
}

.btn-outline-light:hover {
    color: #0f172a;
    background-color: #f8fafc;
}

/* Forms */
.form-control,
.form-select,
.input-group-text {
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 12px;
    padding: 0.8rem 1rem;
    transition: all 0.2s;
}

.form-control:focus,
.form-select:focus {
    background-color: var(--input-bg);
    border-color: var(--accent-blue);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

.form-control::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-up {
    animation: fadeInUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.container {
    animation: fadeInUp 0.6s ease-out;
}

/* Badges */
.badge {
    padding: 0.5em 1em;
    border-radius: 8px;
    font-weight: 600;
}

.badge-premium {
    background: linear-gradient(135deg, #fbbf24 0%, #b45309 100%);
    color: white;
    box-shadow: 0 2px 10px rgba(251, 191, 36, 0.3);
}

.badge-free {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Table */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-primary);
}

.table thead th {
    border-bottom: 2px solid var(--border-color);
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    padding-bottom: 1rem;
}

.table td {
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0.5rem;
}

/* Toast */
.toast {
    background-color: var(--bg-card) !important;
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-radius: 12px;
}

.toast-body {
    font-size: 1.1rem;
    font-weight: 600;
}

.bg-success {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%) !important;
}

.bg-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
}

/* Utilities */
.text-gold {
    color: var(--accent-gold);
}

.border-opacity-25 {
    border-color: rgba(51, 65, 85, 0.5) !important;
}

/* Better text visibility */
.text-muted {
    color: var(--text-secondary) !important;
}

p,
li,
span,
small {
    color: var(--text-secondary);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-primary);
}

.card-body p,
.card-body li,
.card-body span {
    color: var(--text-secondary);
}

strong {
    color: var(--text-primary);
}

/* High contrast for important text */
.text-white {
    color: #ffffff !important;
}

.text-light {
    color: #e2e8f0 !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .display-1 {
        font-size: 2.5rem;
    }

    .card-header {
        padding: 1rem 1.25rem;
    }

    .card-body {
        padding: 1.25rem;
    }

    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.95rem;
    }

    .navbar-collapse {
        background: var(--bg-card);
        padding: 1rem;
        border-radius: 12px;
        margin-top: 1rem;
        border: 1px solid var(--border-color);
    }
}

/* Feature list items */
.list-unstyled li span {
    color: #e2e8f0;
}

/* Alert text visibility */
.alert {
    border: none;
    border-radius: 12px;
}

.alert p,
.alert span,
.alert li {
    color: inherit;
}

/* Dropdown Menu */
.dropdown-menu {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.dropdown-item {
    color: var(--text-secondary);
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
    margin: 0.2rem 0.5rem;
    width: calc(100% - 1rem);
}

.dropdown-item:hover {
    background-color: var(--bg-dark);
    color: #fff;
}

.dropdown-divider {
    border-top-color: var(--border-color);
}