:root {
    --bg-color: #fbfbfd;
    --text-color: #1d1d1f;
    --text-muted: #86868b;
    --blue: #0071e3;
    --blue-hover: #0077ed;
    --card-bg: #ffffff;
    --border-color: #d2d2d7;
}

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

body {
    font-family: 'Bricolage Grotesque', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.47059;
    letter-spacing: -0.022em;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: 'Bricolage Grotesque', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-weight: 600;
    letter-spacing: -0.003em;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    height: 48px;
    background: rgba(251, 251, 253, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 9999;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.logo {
    font-size: 17px;
    font-weight: 600;
}

.btn-buy {
    font-size: 12px;
    background-color: var(--text-color);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 400;
    transition: background-color 0.2s ease;
}

.btn-buy:hover {
    background-color: #000;
}

main {
    padding-top: 48px;
}

.section-container {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 5%;
}

/* Hero */
.hero {
    text-align: center;
    padding: 120px 5% 80px;
    background-color: #fbfbfd;
}

.sub-headline {
    color: #bf4800;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.headline {
    font-size: clamp(48px, 8vw, 80px);
    line-height: 1.05;
    font-weight: 700;
    letter-spacing: -0.015em;
    margin-bottom: 24px;
}

.hero-description {
    font-size: clamp(21px, 4vw, 26px);
    color: var(--text-muted);
    font-weight: 400;
    margin-bottom: 40px;
    line-height: 1.381;
}

.hero-price {
    margin-bottom: 30px;
}

.price-value {
    display: block;
    font-size: 32px;
    font-weight: 600;
}

.price-note {
    font-size: 14px;
    color: var(--text-muted);
}

.btn-primary {
    display: inline-block;
    background-color: var(--blue);
    color: white;
    font-size: 17px;
    font-weight: 400;
    letter-spacing: -0.022em;
    padding: 14px 28px;
    border-radius: 980px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--blue-hover);
    transform: scale(1.02);
}

.scarcity-note {
    margin-top: 16px;
    font-size: 13px;
    color: #bf4800;
    font-weight: 500;
}

/* Showcase */
.video-showcase {
    background-color: #000000;
    color: #f5f5f7;
    padding: 100px 0;
    text-align: center;
}

.video-showcase .section-title {
    font-size: clamp(36px, 6vw, 56px);
    margin-bottom: 12px;
}

.video-showcase .section-subtitle {
    font-size: 24px;
    color: #86868b;
    margin-bottom: 80px;
    font-weight: 400;
}

.carousel-container {
    position: relative;
    width: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
}

.video-carousel {
    display: flex;
    gap: 30px;
    width: 100%;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 20px calc(50% - 160px);
    -ms-overflow-style: none; /* IE and Edge */
    scrollbar-width: none; /* Firefox */
}

.video-carousel::-webkit-scrollbar {
    display: none; /* Chrome, Safari and Opera */
}

.video-card {
    flex: 0 0 auto;
    width: 320px;
    scroll-snap-align: center;
    border-radius: 20px;
    overflow: hidden;
    background: #1d1d1f;
    aspect-ratio: 9/16;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    transition: transform 0.3s ease;
}

.video-card:hover {
    transform: scale(1.02);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn.prev {
    left: -24px;
}

.carousel-btn.next {
    right: -24px;
}

.cta-carousel {
    margin-top: 40px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.05));
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 16px 24px;
    border-radius: 16px;
    display: inline-block;
    backdrop-filter: blur(10px);
}

.cta-carousel p {
    font-size: 18px;
    color: #f5f5f7;
    margin: 0;
}

.cta-carousel strong {
    color: #fff;
    font-weight: 600;
}

@media (max-width: 768px) {
    .carousel-btn {
        display: none;
    }
    
    .video-card {
        width: 280px;
    }
}

.showcase-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-placeholder {
    color: #86868b;
    font-size: 17px;
    font-weight: 500;
}

/* Benefits */
.benefits {
    padding: 120px 0;
    background-color: var(--card-bg);
}

.benefits .section-title {
    text-align: center;
    font-size: clamp(36px, 6vw, 56px);
    margin-bottom: 80px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 60px;
}

.benefit-item h4 {
    font-size: 28px;
    margin-bottom: 16px;
}

.benefit-item p {
    font-size: 19px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Pricing */
.pricing {
    padding: 80px 0 120px;
    background-color: #fbfbfd;
}

.pricing-card {
    background-color: var(--card-bg);
    border-radius: 30px;
    padding: 60px;
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.04);
}

.pricing-card h3 {
    font-size: 28px;
    margin-bottom: 20px;
}

.price-large {
    font-size: 72px;
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: 10px;
}

.price-large .currency {
    font-size: 32px;
    vertical-align: super;
}

.payment-type {
    font-size: 19px;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.features {
    list-style: none;
    text-align: left;
    margin-bottom: 40px;
}

.features li {
    font-size: 17px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 24px;
}

.features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.features li:last-child {
    border-bottom: none;
}

.btn-large {
    width: 100%;
    padding: 18px 24px;
    font-size: 19px;
    border-radius: 16px;
}

.scarcity-alert {
    margin-top: 24px;
    font-size: 14px;
    color: #bf4800;
    font-weight: 500;
}

/* Footer */
footer {
    padding: 40px;
    text-align: center;
    background-color: #f5f5f7;
    color: var(--text-muted);
    font-size: 12px;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 768px) {
    .pricing-card {
        padding: 40px 20px;
    }
}