:root {
    --bg-color: #030712;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-cyan: #06b6d4;
    --accent-purple: #8b5cf6;
    --glass-bg: rgba(30, 41, 59, 0.4);
    --glass-border: rgba(148, 163, 184, 0.1);
    --neon-glow: 0 0 20px rgba(6, 182, 212, 0.5);
    --card-hover: rgba(6, 182, 212, 0.05);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    background-image:
        linear-gradient(rgba(6, 182, 212, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(6, 182, 212, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center top;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    padding: 24px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    background: rgba(3, 7, 18, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}

.logo::after {
    content: '.';
    color: var(--accent-cyan);
    -webkit-text-fill-color: var(--accent-cyan);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    font-size: 0.95rem;
}

nav a:hover {
    color: var(--accent-cyan);
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
}

.btn-login {
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 10px 24px;
    border-radius: 8px;
    transition: all 0.3s;
    background: rgba(255, 255, 255, 0.03);
}

.btn-login:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
}

/* Hero */
.hero {
    padding: 180px 0 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    top: -20%;
    right: -10%;
    filter: blur(80px);
    z-index: -1;
    animation: pulse 8s infinite alternate;
}

@keyframes pulse {
    0% {
        opacity: 0.5;
        transform: scale(1);
    }

    100% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.hero-text h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 32px;
    letter-spacing: -2px;
    font-weight: 800;
}

.gradient-text {
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 20px rgba(6, 182, 212, 0.3));
}

.hero-text p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    margin-bottom: 48px;
    max-width: 540px;
    font-weight: 300;
}

.cta-group {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
}

.btn-primary {
    background: var(--accent-cyan);
    color: #000;
    padding: 16px 36px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 8px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.6);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    padding: 16px 36px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    backdrop-filter: blur(5px);
    transition: all 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-primary);
}

.stats {
    display: flex;
    gap: 60px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    display: block;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

.hero-image {
    perspective: 1000px;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.hero-image:hover img {
    transform: rotateY(0) rotateX(0);
}

.hero-image .glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.4) 0%, transparent 70%);
    filter: blur(40px);
    z-index: -1;
    opacity: 0.6;
}

/* Features */
.features {
    padding: 140px 0;
    position: relative;
}

.features h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 80px;
}

.feature-card {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 48px 32px;
    border-radius: 24px;
    transition: all 0.4s ease;
    cursor: default;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(400px circle at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.06), transparent 40%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(6, 182, 212, 0.3);
    background: rgba(15, 23, 42, 0.8);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
}

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 24px;
    display: inline-block;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.2));
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.footer-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }

    .hero-text h1 {
        font-size: 3rem;
    }

    .hero-text p {
        margin: 0 auto 40px;
    }

    .cta-group {
        justify-content: center;
    }

    .stats {
        justify-content: center;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .hero-image img {
        transform: none;
    }
}