:root {
    --bg-main: #050505;
    --bg-surface: #0B0F14;
    --bg-card: #121A22;
    --border: #1F2A33;
    --text-primary: #E6EDF3;
    --text-muted: #9BA8B6;
    --accent-primary: #22C55E;
    --accent-secondary: #4ADE80;
    --accent-glow: rgba(34,197,94,0.15);
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.text-gradient {
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* UI Components */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: #000;
}

.btn-primary:hover {
    background-color: var(--accent-secondary);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-2px);
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 30px;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--accent-primary);
    background: var(--bg-surface);
}

/* Header & Nav */
header {
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-container {
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--accent-primary);
}

/* Footer */
footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    padding: 60px 0 30px;
    color: var(--text-muted);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.85rem;
}

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

.animate-fade {
    animation: fadeIn 0.8s ease forwards;
}

/* Responsive */
@media (max-width: 968px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .nav-links {
        display: none; /* Mobile menu to be implemented in JS */
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    section {
        padding: 50px 0;
    }
}

/* Compliance Banner */
#cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-top: 1px solid var(--accent-primary);
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    z-index: 2000;
    transform: translateY(100%);
    transition: transform 0.5s ease;
}

#cookie-banner.show {
    transform: translateY(0);
}

/* WhatsApp Button */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    z-index: 999;
    color: #fff;
    text-decoration: none;
}