:root {
    --primary: #0081ff;
    --secondary: #6366f1;
    --bg: #050505;
    --glass: rgba(255, 255, 255, 0.03);
    --border: rgba(255, 255, 255, 0.08);
    --text: #ffffff;
    --text-muted: #a0a0a0;
    --gradient: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
    --neon: linear-gradient(90deg, #00f2ff, #0081ff);
}

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

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-weight: 800;
    letter-spacing: -0.02em;
}

span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navigation */
nav {
    padding: 1.5rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

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

.nav-links a:hover {
    color: var(--text);
}

/* Buttons */
.btn {
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 129, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 129, 255, 0.5);
}

.btn-outline {
    border: 1px solid var(--border);
    color: var(--text);
    background: var(--glass);
}

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

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 129, 255, 0.1) 0%, transparent 70%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-btns {
    display: flex;
    gap: 1.5rem;
}

.hero-image img {
    width: 100%;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border);
}

/* Stats Section */
.stats {
    padding: 60px 0;
    background: var(--glass);
    backdrop-filter: blur(5px);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-item h4 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-item p {
    color: var(--text-muted);
    font-weight: 600;
}

/* Features Section */
.features {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 5rem;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--glass);
    padding: 3rem 2rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* CTA Section */
.cta {
    padding: 100px 0;
}

.cta-box {
    background: var(--gradient);
    padding: 5rem 2rem;
    border-radius: 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4rem;
}

.copyright {
    color: var(--text-muted);
    text-align: center;
    font-size: 0.9rem;
}

/* Feature Details Page & Deep Dive */
.detail-hero {
    padding: 120px 0 60px;
    background: linear-gradient(to bottom, rgba(5, 5, 5, 1), rgba(10, 10, 10, 1));
}

.detail-header {
    max-width: 800px;
    margin-bottom: 4rem;
}

.detail-header h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-bottom: 6rem;
}

.tech-content h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.step-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.step-item {
    display: flex;
    gap: 1.5rem;
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--glass);
    border: 1px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-weight: 800;
}

.step-info h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.step-info p {
    color: var(--text-muted);
}

.code-block {
    background: #000;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    margin: 2rem 0;
    position: relative;
    overflow-x: auto;
}

.code-block code {
    font-family: 'Fira Code', 'Courier New', monospace;
    font-size: 0.9rem;
    color: #00f2ff;
}

.highlight-section {
    padding: 100px 0;
    background: var(--glass);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.highlight-item {
    text-align: left;
}

.highlight-item i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.highlight-item h3 {
    margin-bottom: 1rem;
}

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

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

.hero-content,
.hero-image,
.feature-card,
.step-item {
    animation: fadeIn 0.8s ease forwards;
}

/* Responsive */
@media (max-width: 968px) {

    .hero-grid,
    .tech-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 3.5rem;
    }

    .hero-content p {
        margin: 0 auto 2.5rem;
    }

    .hero-btns {
        justify-content: center;
    }

    .stats-grid,
    .highlight-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }

    .step-item {
        text-align: left;
    }
}

@media (max-width: 600px) {

    .stats-grid,
    .highlight-grid {
        grid-template-columns: 1fr;
    }
}