/* Base Variables */
:root {
    --bg-primary: #0A0F1A;
    --bg-secondary: #121929;
    --text-primary: #FFFFFF;
    --text-secondary: #94A3B8;
    --accent-start: #00F2FE;
    --accent-end: #4FACFE;
    --border-color: rgba(255, 255, 255, 0.1);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Background Blobs for depth */
.blob-bg {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.4;
    animation: drift 20s infinite alternate linear;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-start) 0%, transparent 70%);
    top: -100px;
    left: -100px;
}

.blob-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, #8A2BE2 0%, transparent 70%);
    bottom: -200px;
    right: -200px;
    animation-delay: -10s;
}

@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-start) 0%, var(--accent-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

p {
    color: var(--text-secondary);
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section {
    padding: 100px 0;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 20px 0;
    background: rgba(10, 15, 26, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-smooth);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-accent {
    font-weight: 400;
    color: var(--text-secondary);
}

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0.8;
}

.nav-links a:hover, .nav-links a.active {
    opacity: 1;
    color: var(--accent-start);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid rgba(0, 242, 254, 0.2);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-start);
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: clamp(3rem, 5vw, 5rem);
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* Buttons */
.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-start) 0%, var(--accent-end) 100%);
    color: #fff;
    box-shadow: 0 10px 20px rgba(0, 242, 254, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(0, 242, 254, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(4px);
}

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

/* Cards & Sections */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.glass-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.glass-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 255, 255, 0.2);
}

.card-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

/* Document Formatting (e.g., Privacy Policy) */
.doc-content {
    padding-top: 150px;
    padding-bottom: 100px;
    max-width: 800px;
    margin: 0 auto;
}

.doc-content h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.doc-meta {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2rem;
}

.doc-body h2 {
    font-size: 1.8rem;
    margin-top: 3rem;
    color: #fff;
}

.doc-body h3 {
    font-size: 1.3rem;
    margin-top: 2rem;
    color: #e2e8f0;
}

.doc-body p, .doc-body ul {
    margin-bottom: 1.5rem;
}

.doc-body ul {
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

.doc-body ul li {
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    background: rgba(10, 15, 26, 0.5);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

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

/* Animations */
.animate-fade-in-down {
    animation: fadeInDown 0.8s var(--transition-smooth) forwards;
}

.animate-fade-in {
    opacity: 0;
    animation: fadeIn 0.8s var(--transition-smooth) forwards;
}

.animate-slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s var(--transition-smooth) forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Scroll Animations */
.fade-in-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s var(--transition-smooth), transform 0.8s var(--transition-smooth);
    will-change: opacity, visibility;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* Keep it simple for now, or could implement a hamburger menu */
    }
    .hero-actions {
        flex-direction: column;
    }
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}