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

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a2e 50%, #16213e 100%);
    color: #ffffff;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Animated Background */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -2;
}

.stars::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, #eee, transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.8), transparent),
        radial-gradient(1px 1px at 90px 40px, #fff, transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(255,255,255,0.6), transparent),
        radial-gradient(2px 2px at 160px 30px, #ddd, transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: sparkle 20s linear infinite;
}

@keyframes sparkle {
    from { transform: translateY(0px); }
    to { transform: translateY(-100px); }
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particles::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
    animation: float 15s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.hero {
    text-align: center;
    padding: 100px 0;
    position: relative;
}

.logo {
    width: 320px;
    height: 120px;
    margin-bottom: 30px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 30px rgba(120, 119, 198, 0.5);
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { box-shadow: 0 0 30px rgba(120, 119, 198, 0.5); }
    to { box-shadow: 0 0 50px rgba(120, 119, 198, 0.8); }
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #7877c6, #ff77c6, #77dbff);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient 3s ease infinite;
}

@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 30px;
}

.language-toggle {
    margin-top: 20px;
}

.lang-badge {
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

/* Sections */
section {
    padding: 80px 0;
    position: relative;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    color: #ffffff;
}

/* Mirror Section */
.mirrors-section {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mirror-box {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(120, 119, 198, 0.3);
    border-radius: 10px;
    padding: 30px;
    font-family: 'Courier New', monospace;
    text-align: center;
    backdrop-filter: blur(5px);
}

.mirror-link {
    color: #77dbff;
    text-decoration: none;
    display: block;
    margin: 10px 0;
    padding: 10px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.mirror-link:hover {
    color: #ff77c6;
    background: rgba(255, 119, 198, 0.1);
    transform: translateX(10px);
}

/* Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 40px 20px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(120, 119, 198, 0.3);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #77dbff;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Security Section */
.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.security-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
}

.security-card:hover {
    transform: scale(1.05);
}

.security-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.security-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #7877c6;
}

.warning {
    color: #ff6b6b !important;
    font-weight: 600;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #7877c6, #ff77c6);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin: 50px 0;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-marker {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, #7877c6, #ff77c6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    position: relative;
    z-index: 2;
    margin: 0 25px;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
    backdrop-filter: blur(10px);
    flex: 1;
    max-width: 300px;
}

.timeline-time {
    color: #77dbff;
    font-weight: 600;
}

.escrow-note {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid rgba(255, 107, 107, 0.3);
    border-radius: 10px;
    color: #ff6b6b;
}

/* Accordion */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    margin-bottom: 15px;
    backdrop-filter: blur(10px);
}

.accordion-header {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.accordion-header:hover {
    background: rgba(255, 255, 255, 0.05);
}

.accordion-toggle {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.accordion-item.active .accordion-toggle {
    transform: rotate(45deg);
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.accordion-item.active .accordion-content {
    padding: 0 20px 20px;
    max-height: 200px;
}

.prohibited-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.prohibited-item {
    background: rgba(255, 107, 107, 0.2);
    color: #ff6b6b;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.9rem;
}

/* Vendor Section */
.vendor-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.vendor-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
    backdrop-filter: blur(10px);
}

.vendor-card.trusted {
    border-color: rgba(119, 219, 255, 0.5);
}

.vendor-card.new {
    border-color: rgba(255, 119, 198, 0.5);
}

.vendor-card h3 {
    text-align: center;
    margin-bottom: 25px;
    font-size: 1.5rem;
}

.vendor-checklist {
    space-y: 15px;
}

.check-item {
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.check-item.completed {
    color: #4ade80;
}

.check-item.pending {
    color: #fbbf24;
}

/* Wallet Section */
.wallet-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    backdrop-filter: blur(10px);
    max-width: 600px;
    margin: 0 auto;
}

.qr-example {
    margin: 30px 0;
}

.qr-placeholder {
    width: 150px;
    height: 150px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.btc-address {
    background: rgba(0, 0, 0, 0.3);
    padding: 10px 15px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    color: #77dbff;
    display: block;
    margin: 10px 0;
}

.wallet-warning {
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid rgba(255, 107, 107, 0.3);
    border-radius: 10px;
    padding: 15px;
    color: #ff6b6b;
    margin-top: 20px;
}

/* Registration Steps */
.registration-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.step-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
}

.step-card:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, #7877c6, #ff77c6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin: 0 auto 20px;
}

.step-image {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

/* Gallery */
.gallery-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.gallery {
    display: flex;
    overflow: hidden;
    border-radius: 15px;
    position: relative;
}

.gallery-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: none;
    transition: opacity 0.5s ease;
}

.gallery-image.active {
    display: block;
}

.gallery-prev,
.gallery-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: background 0.3s ease;
    z-index: 10;
}

.gallery-prev {
    left: 20px;
}

.gallery-next {
    right: 20px;
}

.gallery-prev:hover,
.gallery-next:hover {
    background: rgba(120, 119, 198, 0.8);
}

/* Advisory Section */
.advisory-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.advisory-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.advisory-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 0;
    text-align: center;
}

.footer-links {
    margin-top: 20px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    margin: 0 15px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #77dbff;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 70px;
    }
    
    .timeline-marker {
        position: absolute;
        left: 5px;
        margin: 0;
    }
    
    .timeline-content {
        max-width: none;
    }
    
    .gallery-prev,
    .gallery-next {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .gallery-prev {
        left: 10px;
    }
    
    .gallery-next {
        right: 10px;
    }
}