:root {
    color-scheme: dark;
    /* Brand Colors - Dark Neon Theme */
    --primary: #6366f1;
    /* Indigo 500 */
    --secondary: #ec4899;
    /* Pink 500 */
    --accent: #8b5cf6;
    /* Violet 500 */

    /* Text Colors */
    --ink: #f8fafc;
    /* Slate 50 */
    --ink-soft: #94a3b8;
    /* Slate 400 */
    --muted: #64748b;
    /* Slate 500 */

    /* Surface Colors */
    --surface: rgba(30, 41, 59, 0.7);
    /* Slate 800 */
    --surface-glass: rgba(15, 23, 42, 0.6);
    /* Slate 900 */
    --surface-hover: rgba(30, 41, 59, 0.9);

    /* Borders & Shadows */
    --border: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.3);

    /* Radii */
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;

    /* Fonts */
    --font-heading: 'Outfit', system-ui, sans-serif;
    --font-body: 'Work Sans', system-ui, sans-serif;
}

body {
    font-family: var(--font-body);
    color: var(--ink);
    background: #0f172a;
    /* Slate 900 Fallback */
    background:
        radial-gradient(circle at 15% 50%, rgba(99, 102, 241, 0.15), transparent 40%),
        radial-gradient(circle at 85% 30%, rgba(236, 72, 153, 0.15), transparent 40%),
        linear-gradient(135deg, #0f172a 0%, #020617 100%);
    background-attachment: fixed;
    min-height: 100vh;
    padding-bottom: 2rem;
}

h1,
h2,
h3,
h4,
h5,
h6,
.navbar-brand,
.btn {
    font-family: var(--font-heading);
}

/* Glassmorphism Logic */
.glass,
.card,
.navbar {
    background: var(--surface-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-glass);
    color: var(--ink);
}

.navbar {
    border-radius: var(--radius-lg);
    padding: 1rem 1.5rem;
    margin-top: 1rem;
    background: rgba(15, 23, 42, 0.8);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.card {
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-title {
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.01em;
}

/* Inputs & Forms */
.form-control,
.form-select {
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    background: rgba(15, 23, 42, 0.8);
    color: var(--ink);
    transition: all 0.2s;
}

.form-control::placeholder {
    color: var(--muted);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
    background: rgba(15, 23, 42, 0.95);
    color: var(--ink);
}

/* Buttons */
.btn {
    border-radius: 12px;
    padding: 0.7rem 1.5rem;
    font-weight: 600;
    transition: all 0.2s;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border: none;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    color: white;
}

.btn-primary:hover {
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
    filter: brightness(1.1);
    color: white;
}

.btn-outline-info {
    border-color: var(--accent);
    color: #a78bfa;
}

.btn-outline-info:hover {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

/* Badges & Tables */
.badge {
    border-radius: 8px;
    padding: 0.5em 0.8em;
    font-weight: 600;
}

.points-badge {
    background: linear-gradient(135deg, #F59E0B, #EA580C);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 99px;
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.2);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    font-weight: 700;
}

.table {
    border-collapse: separate;
    border-spacing: 0;
    color: var(--ink);
}

.table thead th {
    background: rgba(30, 41, 59, 0.5);
    color: var(--ink-soft);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.table tbody tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.table td,
.table th {
    border-color: rgba(255, 255, 255, 0.1);
}

/* Utilities */
.text-gradient {
    background-image: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.bg-white {
    background-color: var(--surface) !important;
}

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

/* Animations */
@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-8px);
    }

    100% {
        transform: translateY(0px);
    }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}