:root {
    --primary: #00f2fe;
    --secondary: #4facfe;
    --bg-dark: #0a0e14;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #e0e6ed;
    --text-muted: #94a3b8;
    --accent: #f43f5e;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(0, 242, 254, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(79, 172, 254, 0.05) 0%, transparent 40%);
}

h1,
h2,
h3,
h4 {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
}

/* Header & Nav */
header {
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

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

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

.lang-switch {
    display: flex;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.25rem;
    border-radius: 0.75rem;
}

.lang-switch button {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 0.35rem 0.75rem;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    transition: 0.3s;
}

.lang-switch button.active {
    background: var(--primary);
    color: var(--bg-dark);
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    padding: 8rem 0;
    align-items: center;
}

.hero-content h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content h1 span {
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

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

.btn {
    padding: 0.85rem 2rem;
    border-radius: 1rem;
    text-decoration: none;
    font-weight: 700;
    transition: 0.4s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--bg-dark);
    box-shadow: 0 10px 30px rgba(0, 242, 254, 0.2);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 242, 254, 0.3);
}

.btn-secondary {
    border: 2px solid var(--glass-border);
    color: var(--text-main);
}

.btn-secondary:hover {
    border-color: var(--primary);
    background: var(--glass-bg);
}

.hero-image {
    position: relative;
}

.glass-card {
    padding: 2rem;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 0.9rem;
}

.floating {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* Features */
.features {
    padding: 6rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

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

.feature-card {
    padding: 3rem 2rem;
    text-align: center;
    transition: 0.4s;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.feature-card i {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* How to */
.how-to {
    padding: 6rem 0;
}

.how-to-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.how-to-card {
    padding: 2.5rem;
}

.requirements {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.requirements i {
    color: var(--primary);
    margin-right: 0.5rem;
}

.how-to-card code {
    display: block;
    margin-top: 1.5rem;
    background: #000;
    padding: 1rem;
    border-radius: 0.75rem;
    color: var(--primary);
    font-family: monospace;
}

.badge {
    font-size: 0.7rem;
    background: var(--glass-border);
    padding: 0.2rem 0.6rem;
    border-radius: 2rem;
    vertical-align: middle;
    margin-left: 0.5rem;
    color: var(--primary);
}

/* Contribute */
.contribute {
    padding: 6rem 0;
}

.contribute-card {
    padding: 4rem 2rem;
    text-align: center;
}

.contribute-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 3rem 0;
}

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

.option h4 {
    margin-bottom: 0.5rem;
}

.option p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.contribute-steps {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin: 3rem 0;
    border-top: 1px solid var(--glass-border);
    padding-top: 3rem;
}

.step-num {
    display: block;
    width: 3rem;
    height: 3rem;
    line-height: 3rem;
    background: var(--primary);
    color: var(--bg-dark);
    border-radius: 50%;
    margin: 0 auto 1rem;
    font-weight: 800;
}

.engagement-btns {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

/* Footer */
footer {
    padding: 6rem 0 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-info .logo {
    margin-bottom: 1.5rem;
}

.footer-info p {
    color: var(--text-muted);
    max-width: 300px;
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.link-group h4 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.link-group a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: 0.3s;
}

.link-group a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    font-size: 0.9rem;
    color: var(--text-muted);
}

@media (max-width: 968px) {

    .hero,
    .features-grid,
    .how-to-grid,
    .contribute-options,
    .footer-content {
        grid-template-columns: 1fr;
    }

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

    .nav-links {
        display: none;
    }

    .contribute-steps {
        flex-direction: column;
        gap: 2rem;
    }

    .footer-links {
        flex-direction: column;
        gap: 2rem;
    }

    .engagement-btns {
        flex-direction: column;
    }
}