@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    /* Color System */
    --bg-primary: #05070D;
    --bg-secondary: #0D1220;
    --bg-section: #111827;
    
    --glass-base: rgba(255, 255, 255, 0.03);
    --glass-hover: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.08);
    
    --accent-primary: #00E7FF;
    --accent-secondary: #5E8CFF;
    --accent-highlight: #9A6BFF;
    
    --status-success: #41E19A;
    --status-warning: #FFB25C;
    --status-danger: #FF7B6E;
    
    --text-primary: #FFFFFF;
    --text-secondary: #C8D4E4;
    --text-muted: #8A98AA;
    
    --glow-primary: rgba(0, 231, 255, 0.35);
    --glow-secondary: rgba(94, 140, 255, 0.25);
    
    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing & Layout */
    --container-width: 1400px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body::-webkit-scrollbar {
    width: 10px;
}
body::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
body::-webkit-scrollbar-thumb {
    background: var(--glass-hover);
    border-radius: 5px;
}
body::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 600;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1.5rem; }
a { color: var(--accent-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-secondary); }
ul, ol { list-style-position: inside; margin-bottom: 1.5rem; }

/* Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 8rem 0;
    position: relative;
    z-index: 1;
}

.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }

/* UI Components - Glassmorphism */
.glass-panel {
    background: var(--glass-base);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.glass-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at top right, rgba(255,255,255,0.05), transparent 50%);
    pointer-events: none;
}

.glass-panel:hover {
    background: var(--glass-hover);
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.15);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.glass-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
    padding: 1.5rem 0;
}

.glass-header.scrolled {
    background: rgba(5, 7, 13, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 100px;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--bg-primary);
    box-shadow: 0 0 20px var(--glow-primary);
}

.btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 0 30px var(--glow-primary);
    color: var(--bg-primary);
}

.btn-secondary {
    background: var(--glass-base);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

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

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

.brand {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand::after {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-primary);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--text-primary);
    text-shadow: 0 0 10px rgba(255,255,255,0.3);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section & Aurora */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 120px;
    overflow: hidden;
}

.aurora-bg {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 0;
    overflow: hidden;
    background: var(--bg-primary);
}

.aurora-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out alternate;
}

.orb-1 { width: 60vw; height: 60vw; background: radial-gradient(circle, var(--accent-primary) 0%, transparent 70%); top: -20%; left: -10%; }
.orb-2 { width: 50vw; height: 50vw; background: radial-gradient(circle, var(--accent-highlight) 0%, transparent 70%); bottom: -10%; right: -10%; animation-delay: -5s; }
.orb-3 { width: 40vw; height: 40vw; background: radial-gradient(circle, var(--accent-secondary) 0%, transparent 70%); top: 40%; left: 30%; animation-delay: -10s; }

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.gradient-text {
    background: linear-gradient(to right, var(--text-primary), var(--accent-primary), var(--accent-highlight));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 2rem;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-highlight));
}
.timeline-item {
    position: relative;
    margin-bottom: 3rem;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.35rem;
    top: 0.5rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 2px solid var(--accent-primary);
    box-shadow: 0 0 10px var(--glow-primary);
}

/* FAQ Accordion */
.accordion-item {
    background: var(--glass-base);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
}
.accordion-header {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--text-primary);
}
.accordion-header i {
    transition: transform 0.3s ease;
}
.accordion-header.active i {
    transform: rotate(180deg);
}
.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    padding: 0 1.5rem;
    color: var(--text-secondary);
}
.accordion-header.active + .accordion-body {
    padding-bottom: 1.5rem;
    max-height: 500px;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}
.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-size: 0.9rem;
}
.form-control, .form-select, .form-textarea {
    width: 100%;
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    transition: var(--transition);
}
.form-control:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px rgba(0, 231, 255, 0.1);
}
.form-textarea {
    resize: vertical;
    min-height: 150px;
}
.form-select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Footer */
footer {
    background: var(--bg-section);
    border-top: 1px solid var(--glass-border);
    padding: 6rem 0 2rem;
    margin-top: 4rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}
.footer-links {
    list-style: none;
}
.footer-links li {
    margin-bottom: 0.75rem;
}
.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    right: 2rem;
    max-width: 800px;
    margin: 0 auto;
    z-index: 9999;
    transform: translateY(150%);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.cookie-banner.show {
    transform: translateY(0);
}
.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}
.cookie-buttons {
    display: flex;
    gap: 1rem;
}

/* Utilities & Animations */
.text-center { text-align: center; }
.mb-2 { margin-bottom: 2rem; }
.mb-4 { margin-bottom: 4rem; }
.mt-4 { margin-top: 4rem; }
.icon-box {
    width: 48px; height: 48px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
    border: 1px solid var(--glass-border);
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(5%, 5%) scale(1.05); }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Media Queries */
@media (max-width: 992px) {
    .nav-links, .header-cta { display: none; }
    .mobile-toggle { display: block; }
    
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        background: var(--bg-secondary);
        padding: 2rem;
        border-bottom: 1px solid var(--glass-border);
    }
    
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .cookie-content { flex-direction: column; text-align: center; }
    .cookie-buttons { flex-direction: column; width: 100%; }
    .cookie-buttons .btn { width: 100%; }
}

@media (max-width: 576px) {
    section { padding: 4rem 0; }
    .hero { padding-top: 100px; }
    h1 { font-size: 2.5rem; }
    .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}