:root {
    --bg-deep: #020617;
    --bg-card: rgba(15, 23, 42, 0.7);
    --border-glass: rgba(255, 255, 255, 0.08);
    --cyan: #22d3ee;
    --cyan-glow: rgba(34, 211, 238, 0.2);
    --indigo: #818cf8;
    --indigo-glow: rgba(129, 140, 248, 0.2);
    --emerald: #10b981;
    --emerald-glow: rgba(16, 185, 129, 0.2);
    --rose: #f43f5e;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --font-main: 'Outfit', 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-deep);
    color: #f1f5f9;
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 0% 0%, rgba(30, 58, 138, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 100% 100%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(15, 23, 42, 1) 0%, transparent 100%);
}

.glass {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: 1.5rem;
}

.glass-premium {
    background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0) 100%);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.text-gradient-cyan {
    background: linear-gradient(to right, var(--cyan), #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-gradient-indigo {
    background: linear-gradient(to right, var(--indigo), #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

@keyframes glowPulse {
    0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); }
    50% { box-shadow: 0 0 20px 2px rgba(34, 211, 238, 0.3); }
    100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); }
}

.animate-up {
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Specific UI Components */
.country-pill {
    padding: 0.75rem 1.25rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--slate-500);
}

.country-pill:hover {
    background: rgba(255,255,255,0.05);
}

.country-pill.active {
    background: var(--cyan-glow);
    border-color: var(--cyan);
    color: var(--cyan);
}

.stat-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--slate-500);
    font-weight: 700;
}

/* Rail Visualization */
.rail-container {
    height: 120px;
    background: linear-gradient(to bottom, #1e293b, #0f172a);
    border-radius: 1rem;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-glass);
}

.rail-head {
    height: 20px;
    background: #475569;
    width: 100%;
    position: absolute;
    top: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.wheel-impact {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--rose);
    position: absolute;
    top: -10px;
    left: 20%;
    filter: blur(15px);
    opacity: 0.6;
    animation: impactPulse 2s infinite;
}

@keyframes impactPulse {
    0% { transform: scale(1); opacity: 0.4; }
    50% { transform: scale(1.5); opacity: 0.8; }
    100% { transform: scale(1); opacity: 0.4; }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--slate-500);
}