:root {
    /* Brand Colors - XDEV Red Theme */
    --bg-main: #050505;
    --bg-secondary: #0f0f0f;
    --primary: #A11824;
    --primary-light: #d32030;
    --primary-glow: rgba(161, 24, 36, 0.4);
    --secondary: #80131c;
    --accent: #ff3344;
    
    /* Text Colors */
    --text-primary: #f8fafc;
    --text-secondary: #a1a1aa;
    --text-muted: #52525b;
    
    /* Visual Effects */
    --glass-bg: rgba(50, 50, 50, 0.3);
    --glass-border: rgba(255, 255, 255, 0.05);
    --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
    --neon-shadow: 0 0 25px var(--primary-glow);
    
    /* Layout */
    --nav-height: 70px;
    --container-width: 1250px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', sans-serif;
    background: radial-gradient(circle at 50% 0%, #170407 0%, #0a0a0a 45%, #050505 100%);
    background-attachment: fixed;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3, h4, .logo {
    font-family: 'Outfit', sans-serif;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    border: none;
    outline: none;
    cursor: pointer;
    font-family: inherit;
}

.hidden {
    display: none !important;
}

main {
    flex-grow: 1;
}

.section {
    padding: 6rem 2rem;
    max-width: var(--container-width);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Typography & Gradients */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-light), #ff4d4d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.neon-text {
    color: #fff;
    text-shadow: 0 0 10px var(--primary), 0 0 20px var(--primary-light), 0 0 30px var(--primary);
}

/* Glassmorphism Classes */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
}

.glass-dark {
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--glass-border);
}

/* Buttons */
.btn-primary {
    position: relative;
    padding: 0.75rem 1.75rem;
    background: var(--primary);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: var(--transition);
    transform: translateY(0);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    display: inline-block;
    text-align: center;
}

.btn-primary:hover:not(.disabled) {
    background: var(--primary-light);
    box-shadow: var(--neon-shadow);
}

.btn-primary.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--text-muted);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    display: inline-block;
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary-light);
}

.full-width {
    width: 100%;
}

.icon-btn {
    background: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: var(--transition);
}

.icon-btn:hover {
    color: var(--text-primary);
}

@media (max-width: 768px) {
    :root {
        --nav-height: 75px;
    }
    .section {
        padding: 4rem 1rem;
    }
    .section-header h2 {
        font-size: 2rem;
    }
}