*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --bg: #0c0c0e;
    --bg-card: #131315;
    --bg-card-hover: #1a1a1d;
    --gold: #c9973a;
    --gold-bright: #e8c36a;
    --gold-dim: rgba(201, 151, 58, 0.15);
    --gold-glow: rgba(201, 151, 58, 0.06);
    --text: #d8cdc0;
    --text-dim: rgba(180, 165, 140, 0.5);
    --text-bright: #f0e8dd;
    --divider: rgba(201, 151, 58, 0.1);
    --font: 'Outfit', -apple-system, sans-serif;
}
html { scroll-behavior: smooth; }
body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-weight: 400;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
/* Film grain */
body::after {
    content: '';
    position: fixed;
    top: 0; right: 0; bottom: 0; left: 0;
    z-index: 9998;
    pointer-events: none;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-repeat: repeat;
}
#heroCanvas {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    opacity: 0.6;
    pointer-events: none;
}
.container { max-width: 1080px; margin: 0 auto; padding: 0 32px; }
section { padding: 100px 0; }

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 60px 0;
}
.hero-content {
    position: relative;
    z-index: 1;
    background: radial-gradient(ellipse 75% 60% at center, rgba(12, 12, 14, 0.85) 0%, rgba(12, 12, 14, 0.5) 55%, transparent 85%);
    padding: 80px 60px;
    transform: translateY(-8%);
}
.hero-logo {
    width: 140px; height: auto;
    margin-bottom: 48px;
    opacity: 0;
    animation: fadeUp 1s ease 0.2s forwards;
}
.hero h1 {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    color: var(--gold);
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeUp 1s ease 0.4s forwards;
    text-shadow: 0 0 40px rgba(12, 12, 14, 1), 0 0 80px rgba(12, 12, 14, 0.9), 0 0 120px rgba(12, 12, 14, 0.6);
}
.hero .tagline {
    font-size: clamp(18px, 2.5vw, 24px);
    font-weight: 300;
    color: var(--text);
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeUp 1s ease 0.6s forwards;
    text-shadow: 0 0 30px rgba(12, 12, 14, 1), 0 0 60px rgba(12, 12, 14, 0.9), 0 0 100px rgba(12, 12, 14, 0.6);
}
.hero .sub {
    font-size: 14px; font-weight: 400;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0;
    animation: fadeUp 1s ease 0.8s forwards;
    text-shadow: 0 0 24px rgba(12, 12, 14, 1), 0 0 48px rgba(12, 12, 14, 0.9), 0 0 80px rgba(12, 12, 14, 0.6);
}
.hero .sub a {
    color: var(--gold);
    text-decoration: none;
    border-bottom: 1px solid rgba(201, 151, 58, 0.3);
    transition: border-color 0.3s;
}
.hero .sub a:hover { border-color: var(--gold); }

.section-label {
    font-size: 11px; font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.section-title {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 600;
    color: var(--text-bright);
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}
.section-body {
    font-size: 17px; font-weight: 300;
    color: var(--text);
    max-width: 640px;
    line-height: 1.7;
}
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--divider), transparent);
    max-width: 600px;
    margin: 0 auto;
}

.about { text-align: center; }
.about .section-body { margin: 0 auto; }
.features-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 64px;
}
.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--divider);
    border-radius: 16px;
    padding: 36px 28px;
    text-align: center;
    transition: background 0.3s, border-color 0.3s;
}
.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(201, 151, 58, 0.2);
}
.feature-icon {
    width: 48px; height: 48px;
    margin: 0 auto 20px;
    display: block;
}
.feature-card h3 {
    font-size: 16px; font-weight: 600;
    color: var(--gold);
    margin-bottom: 10px;
}
.feature-card p {
    font-size: 14px; font-weight: 300;
    color: var(--text);
    line-height: 1.6;
}

.ticker-section {
    padding: 48px 0;
    overflow: hidden;
    position: relative;
}
.ticker-section::before,
.ticker-section::after {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    width: 120px; z-index: 2;
    pointer-events: none;
}
.ticker-section::before {
    left: 0;
    background: linear-gradient(90deg, var(--bg), transparent);
}
.ticker-section::after {
    right: 0;
    background: linear-gradient(270deg, var(--bg), transparent);
}
.ticker-row {
    display: flex;
    gap: 32px;
    align-items: center;
    width: max-content;
    margin-bottom: 20px;
    position: relative;
}
.ticker-row::after {
    content: '';
    position: absolute;
    top: -6px; left: 0; right: 0; bottom: -6px;
    pointer-events: none;
    background-image:
        radial-gradient(1.5px 1.5px at 10% 25%, rgba(201, 151, 58, 0.7) 0%, transparent 100%),
        radial-gradient(1px 1px at 22% 65%, rgba(232, 195, 106, 0.5) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 38% 35%, rgba(201, 151, 58, 0.6) 0%, transparent 100%),
        radial-gradient(1px 1px at 50% 75%, rgba(232, 195, 106, 0.45) 0%, transparent 100%),
        radial-gradient(2px 2px at 65% 20%, rgba(201, 151, 58, 0.65) 0%, transparent 100%),
        radial-gradient(1px 1px at 78% 55%, rgba(232, 195, 106, 0.5) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 90% 40%, rgba(201, 151, 58, 0.55) 0%, transparent 100%);
    background-size: 180px 60px;
    background-repeat: repeat-x;
    animation: dustDrift 3s ease-in-out infinite alternate;
}
.ticker-row.scroll-right::after {
    animation-direction: alternate-reverse;
}
@keyframes dustDrift {
    0% { transform: translateY(1px); opacity: 0.5; }
    100% { transform: translateY(-6px); opacity: 0.85; }
}
.ticker-row:last-child { margin-bottom: 0; }
.ticker-row img {
    width: 48px; height: 48px;
    opacity: 0.4;
    flex-shrink: 0;
    transition: opacity 0.5s;
}
.ticker-row img:hover { opacity: 0.8; }
.ticker-row.scroll-left { animation: tickerLeft 60s linear infinite; }
.ticker-row.scroll-right { animation: tickerRight 60s linear infinite; }
@keyframes tickerLeft {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@keyframes tickerRight {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}

.surfaces { text-align: center; }
.surface-grid {
    margin-top: 64px;
    display: flex;
    flex-direction: column;
    gap: 80px;
}
.surface-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    text-align: left;
}
.surface-item.reverse { direction: rtl; }
.surface-item.reverse > * { direction: ltr; }
.surface-img-wrap {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--divider);
}
.surface-img-wrap img { width: 100%; height: auto; display: block; }
.surface-name {
    font-size: 11px; font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.surface-title {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 600;
    color: var(--text-bright);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}
.surface-desc {
    font-size: 15px; font-weight: 300;
    color: var(--text);
    line-height: 1.7;
}

.manufacturer { text-align: center; }
.mfr-ticker-section {
    overflow: hidden;
    position: relative;
    padding: 24px 0;
}
.mfr-ticker-section::before,
.mfr-ticker-section::after {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    width: 120px; z-index: 2;
    pointer-events: none;
}
.mfr-ticker-section::before {
    left: 0;
    background: linear-gradient(90deg, var(--bg), transparent);
}
.mfr-ticker-section::after {
    right: 0;
    background: linear-gradient(270deg, var(--bg), transparent);
}
.mfr-ticker {
    display: flex;
    gap: 48px;
    align-items: center;
    width: max-content;
    animation: mfrScroll 40s linear infinite;
}
.mfr-ticker span {
    font-size: 14px;
    font-weight: 400;
    color: var(--gold);
    opacity: 0.35;
    white-space: nowrap;
    letter-spacing: 0.05em;
}
@keyframes mfrScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.stats-showcase { padding: 80px 0; }
.stats-showcase .surface-item { text-align: left; }
.stats-img-wrap {
    max-width: 360px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--divider);
}
.stats-img-wrap img { width: 100%; height: auto; display: block; }
.mfr-card {
    max-width: 640px;
    margin: 48px auto 0;
    background: var(--bg-card);
    border: 1px solid var(--divider);
    border-radius: 16px;
    padding: 48px 40px;
}
.mfr-card ul { list-style: none; margin: 24px 0; text-align: left; }
.mfr-card ul li {
    font-size: 15px; font-weight: 300;
    color: var(--text);
    padding: 8px 0 8px 24px;
    position: relative;
}
.mfr-card ul li::before {
    content: '';
    position: absolute;
    left: 0; top: 16px;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--gold);
}
.mfr-email {
    display: inline-block;
    margin-top: 24px;
    font-size: 15px; font-weight: 500;
    color: var(--gold);
    text-decoration: none;
    border: 1px solid rgba(201, 151, 58, 0.3);
    padding: 12px 32px;
    border-radius: 8px;
    transition: all 0.3s;
    letter-spacing: 0.02em;
}
.mfr-email:hover {
    background: rgba(201, 151, 58, 0.1);
    border-color: var(--gold);
}

.footer {
    padding: 48px 0;
    text-align: center;
    border-top: 1px solid var(--divider);
}
.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 24px;
}
.footer-links a {
    font-size: 13px; font-weight: 400;
    color: var(--text-dim);
    text-decoration: none;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: color 0.3s;
}
.footer-links a:hover { color: var(--gold); }
.footer-copy { font-size: 12px; color: var(--text-dim); }

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

/* Page carousel with tabs + progress */
.carousel {
    position: relative;
}
.carousel img {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: auto;
    opacity: 0;
    transform: scale(1.01);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.carousel img.active {
    opacity: 1;
    transform: scale(1);
    position: relative;
}
.carousel-tabs {
    display: flex;
    justify-content: center;
    gap: 0;
    padding: 0;
}
.carousel-tab {
    flex: 1;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px 0 0;
    position: relative;
}
.carousel-tab-label {
    display: block;
    font-family: var(--font);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(180, 165, 140, 0.3);
    padding-bottom: 8px;
    transition: color 0.4s;
}
.carousel-tab.active .carousel-tab-label {
    color: var(--gold);
}
.carousel-tab:hover .carousel-tab-label {
    color: rgba(201, 151, 58, 0.6);
}
.carousel-tab-track {
    display: block;
    height: 2px;
    background: rgba(201, 151, 58, 0.1);
    border-radius: 1px;
    overflow: hidden;
}
.carousel-tab-fill {
    display: block;
    height: 100%;
    width: 0%;
    background: var(--gold);
    border-radius: 1px;
}
.carousel-tab.active .carousel-tab-fill {
    animation: tabFill 4s linear forwards;
}
.carousel-tabs-minimal {
    padding: 6px 0 0;
    gap: 4px;
}
.carousel-tabs-minimal .carousel-tab {
    padding: 4px 0 0;
}
@keyframes tabFill {
    from { width: 0%; }
    to { width: 100%; }
}

@media (max-width: 768px) {
    section { padding: 64px 0; }
    .container { padding: 0 20px; }
    .hero-content { transform: translateY(-22%); }
    .features-row { grid-template-columns: 1fr; gap: 16px; }
    .surface-item, .surface-item.reverse { grid-template-columns: 1fr; direction: ltr; }
    .surface-item > * { direction: ltr; }
    .surface-grid { gap: 48px; }
    .mfr-card { padding: 32px 24px; }
    .footer-links { flex-direction: column; gap: 16px; }
    .ticker-row img { width: 40px; height: 40px; }
    .ticker-row { gap: 24px; }
}