:root {
    --bg-color: #050510;
    --text-color: #e0e0e0;
    --text-muted: #a0a0b0;
    --primary-color: #00d4ff; /* Cyan-ish for tech */
    --secondary-color: #7000ff; /* Deep Purple */
    --accent-green: #00ffa3; /* Vibrant Green */
    --accent-whatsapp: #25D366;
    --accent-telegram: #0088cc;
    
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-blur: 20px;
    
    --container-width: 1200px;
    --header-height: 80px;
    
    --font-main: 'Outfit', sans-serif;
}

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

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s ease;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(5, 5, 16, 0.8);
    backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
}

.header-content {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.02em;
}

.logo span {
    color: var(--primary-color);
}

.nav-actions {
    display: flex;
    gap: 15px;
}

.btn-social {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-social.whatsapp {
    background: rgba(37, 211, 102, 0.1);
    color: var(--accent-whatsapp);
    border: 1px solid rgba(37, 211, 102, 0.2);
}

.btn-social.telegram {
    background: rgba(0, 136, 204, 0.1);
    color: var(--accent-telegram);
    border: 1px solid rgba(0, 136, 204, 0.2);
}

.btn-social:hover {
    transform: translateY(-2px);
    background: rgba(255,255,255,0.1);
}

.btn-text {
    display: none;
}

@media (min-width: 600px) {
    .btn-text {
        display: inline;
    }
}

/* Hero Section */
.hero {
    position: relative;
    padding-top: calc(var(--header-height) + 80px);
    padding-bottom: 100px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: -50%;
    left: -20%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle at 50% 50%, rgba(112, 0, 255, 0.15) 0%, rgba(5, 5, 16, 0) 60%);
    pointer-events: none;
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.text-gradient {
    background: linear-gradient(135deg, #fff 30%, var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-group {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn {
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary-color);
    color: #000;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: #fff;
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.05);
    border-color: #fff;
}

/* Features */
.features {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--bg-color) 0%, #0a0a18 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-muted);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 40px;
    border-radius: 16px;
    transition: transform 0.3s, border-color 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.1);
}

.icon-box {
    width: 60px;
    height: 60px;
    background: rgba(255,255,255,0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: #fff;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* How It Works */
.how-it-works {
    padding: 100px 0;
    position: relative;
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.steps-list {
    list-style: none;
    margin-top: 40px;
}

.steps-list li {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.step-number {
    font-family: monospace;
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 700;
    margin-top: 4px;
}

.step-info h3 {
    margin-bottom: 8px;
    color: #fff;
}

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

.visual-content {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.glowing-orb {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--secondary-color) 0%, transparent 70%);
    opacity: 0.4;
    filter: blur(40px);
}

.glass-card {
    position: relative;
    width: 100%;
    max-width: 350px;
    background: rgba(20, 20, 30, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.stat-row:last-child {
    border-bottom: none;
}

.stat-row span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.stat-row .highlight {
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
}

/* Footer */
footer {
    padding: 60px 0 30px;
    border-top: 1px solid var(--glass-border);
    margin-top: 60px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
}

.footer-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-brand span {
    color: var(--primary-color);
}

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

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: #fff;
}

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

.animate-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .split-layout {
        grid-template-columns: 1fr;
    }
    
    .visual-content {
        margin-top: 40px;
    }
}