:root {
    --primary: #06b6d4;
    --primary-glow: rgba(6, 182, 212, 0.4);
    --secondary: #3b82f6;
    --secondary-glow: rgba(59, 130, 246, 0.4);
    --bg-base: #020617;
    --bg-surface: #0f172a;
    --bg-glass: rgba(15, 23, 42, 0.85);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --border: rgba(255, 255, 255, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Utilities */
.text-center { text-align: center; }
.max-w-3xl { max-width: 48rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-4 { margin-top: 1.5rem; }
.mb-12 { margin-bottom: 4rem; }

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo-text, .footer-logo-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.footer-logo-text {
    margin-bottom: 16px;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    transition: color 0.3s ease;
}

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

.hero {
    position: relative;
    padding: 240px 0 160px;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px;
    height: 1000px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 65%);
    opacity: 0.6;
    z-index: -1;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.1;
    letter-spacing: -1.5px;
    background: linear-gradient(180deg, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 56px;
    font-weight: 400;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    color: #fff;
    padding: 20px 56px;
    font-size: 1.25rem;
    font-weight: 800;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 8px 32px var(--primary-glow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    user-select: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(6, 182, 212, 0.6);
}

/* Sections Styling */
.info-section {
    padding: 60px 24px;
}

.feature-section {
    padding: 60px 24px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #fff;
    letter-spacing: -0.5px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.25rem;
    line-height: 1.8;
}

/* Cards */
.section-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 32px;
    padding: 64px;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.feature-card, .faq-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 40px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card h3, .faq-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #e2e8f0;
}

.feature-card p, .faq-card p {
    color: var(--text-secondary);
    font-size: 1.15rem;
}

/* Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.flex-row {
    display: flex;
    gap: 64px;
    align-items: center;
}

.flex-half {
    flex: 1;
}

/* Effects */
.hover-glow:hover {
    border-color: var(--primary);
    box-shadow: 0 0 32px var(--primary-glow);
    transform: translateY(-8px);
}

.hover-lift:hover {
    transform: translateY(-8px);
    border-color: var(--secondary);
}

.primary-border {
    border: 1px solid var(--primary);
    box-shadow: inset 0 0 40px var(--primary-glow);
}

.gradient-border {
    background: linear-gradient(var(--bg-surface), var(--bg-surface)) padding-box,
                linear-gradient(135deg, var(--primary), var(--secondary)) border-box;
    border: 2px solid transparent;
}

/* Lists */
.styled-list {
    counter-reset: my-counter;
    list-style: none;
}

.styled-list li {
    position: relative;
    padding-left: 64px;
    margin-bottom: 32px;
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.styled-list li::before {
    counter-increment: my-counter;
    content: counter(my-counter);
    position: absolute;
    left: 0;
    top: -4px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 1.1rem;
    box-shadow: 0 4px 16px var(--primary-glow);
}

.styled-bullet-list {
    list-style: none;
}

.styled-bullet-list li {
    position: relative;
    padding-left: 36px;
    margin-bottom: 20px;
    font-size: 1.15rem;
    color: var(--text-secondary);
}

.styled-bullet-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 800;
    font-size: 1.25rem;
}

.simple-list {
    margin-left: 20px;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.simple-list li {
    margin-bottom: 8px;
}

/* Animation Utilities */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
    transform: translateY(30px);
}

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

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

.footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    padding: 80px 0 40px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.footer-info {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.05rem;
}

.footer-legal {
    text-align: center;
    color: var(--text-secondary);
    padding-top: 32px;
    border-top: 1px solid var(--border);
    font-size: 0.95rem;
}

@media (max-width: 992px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .flex-row { flex-direction: column; }
}

@media (max-width: 768px) {
    .header-content { height: 70px; }
    .logo-text { font-size: 1.75rem; }
    .nav { display: none; }
    .hero { padding: 160px 0 100px; }
    .hero-title { font-size: 3rem; }
    .hero-subtitle { font-size: 1.15rem; }
    
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    
    .section-title { font-size: 2rem; }
    .section-card { padding: 32px 24px; }
}