@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,500;0,600;0,700;1,500&family=Inter:wght@400;500;600&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');

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

:root {
    --bg-deep: #050505;
    --bg-base: #0a0a0a;
    --bg-card: #111111;
    --bg-elevated: #181818;
    --gold: #c9a962;
    --gold-light: #e8d5a3;
    --gold-dark: #8a7340;
    --gold-muted: rgba(201, 169, 98, 0.12);
    --gold-glow: rgba(201, 169, 98, 0.35);
    --gradient-gold: linear-gradient(135deg, #f0e6c8 0%, #c9a962 45%, #8a7340 100%);
    --gradient-gold-h: linear-gradient(90deg, #8a7340, #c9a962, #e8d5a3, #c9a962, #8a7340);
    --text: #f2ece2;
    --text-soft: #b8b0a4;
    --text-muted: #6e6860;
    --border: rgba(201, 169, 98, 0.12);
    --border-strong: rgba(201, 169, 98, 0.28);
    --header-h: 72px;
    --announce-h: 40px;
    --container: 1140px;
    --radius: 12px;
    --radius-sm: 8px;
    --font-display: 'Cormorant Garamond', 'Noto Sans SC', serif;
    --font-body: 'Inter', 'Noto Sans SC', sans-serif;
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg-deep);
    color: var(--text);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ── Background ── */
#gold-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.bg-radial {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 80% 50% at 50% -10%, rgba(201, 169, 98, 0.08), transparent 55%),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(138, 115, 64, 0.05), transparent 50%),
        radial-gradient(ellipse 50% 30% at 0% 80%, rgba(201, 169, 98, 0.04), transparent 45%);
}

.bg-grain {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    opacity: 0.035;
    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");
}

.gold-line {
    height: 1px;
    background: var(--gradient-gold-h);
    background-size: 200% 100%;
    animation: shimmer-line 6s linear infinite;
    opacity: 0.5;
}

/* ── Product showcase ── */
.product-showcase {
    padding: 48px 0 64px;
}

.product-showcase-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 32px 24px;
    align-items: start;
}

.product-shot {
    margin: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    transition: transform 0.35s var(--ease-out);
    overflow: visible;
}

.product-shot:hover {
    transform: translateY(-8px);
}

.iphone-frame {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
    padding: 3px;
    border-radius: 28px;
    background: linear-gradient(160deg, #1c1c1c 0%, #101010 55%, #080808 100%);
    border: 1px solid rgba(201, 169, 98, 0.28);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.55),
        0 0 0 1px rgba(0, 0, 0, 0.6),
        0 0 24px rgba(201, 169, 98, 0.06);
    position: relative;
    overflow: hidden;
    transition: border-color 0.35s, box-shadow 0.35s;
}

.iphone-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(
        120deg,
        transparent 30%,
        rgba(201, 169, 98, 0.12) 45%,
        rgba(232, 213, 163, 0.22) 50%,
        rgba(201, 169, 98, 0.12) 55%,
        transparent 70%
    );
    background-size: 250% 250%;
    animation: frame-sweep 5s ease-in-out infinite;
    pointer-events: none;
    z-index: 2;
}

.product-shot:nth-child(1) .iphone-frame::before { animation-delay: 0s; }
.product-shot:nth-child(2) .iphone-frame::before { animation-delay: 1s; }
.product-shot:nth-child(3) .iphone-frame::before { animation-delay: 2s; }
.product-shot:nth-child(4) .iphone-frame::before { animation-delay: 3s; }
.product-shot:nth-child(5) .iphone-frame::before { animation-delay: 4s; }

.product-shot:hover .iphone-frame {
    border-color: rgba(201, 169, 98, 0.55);
    box-shadow:
        0 24px 48px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(201, 169, 98, 0.2),
        0 0 40px rgba(201, 169, 98, 0.18);
}

.product-shot:hover .iphone-frame::before {
    animation-duration: 2.5s;
}

.iphone-screen {
    position: relative;
    aspect-ratio: 470 / 1024;
    border-radius: 22px;
    overflow: hidden;
    background: #000;
    line-height: 0;
    z-index: 1;
}

.iphone-screen::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -120%;
    width: 60%;
    height: 140%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.02) 35%,
        rgba(201, 169, 98, 0.22) 50%,
        rgba(255, 255, 255, 0.04) 65%,
        transparent 100%
    );
    transform: skewX(-18deg);
    animation: screen-sweep 6s ease-in-out infinite;
    pointer-events: none;
    z-index: 3;
}

.product-shot:nth-child(1) .iphone-screen::before { animation-delay: 0.3s; }
.product-shot:nth-child(2) .iphone-screen::before { animation-delay: 1.3s; }
.product-shot:nth-child(3) .iphone-screen::before { animation-delay: 2.3s; }
.product-shot:nth-child(4) .iphone-screen::before { animation-delay: 3.3s; }
.product-shot:nth-child(5) .iphone-screen::before { animation-delay: 4.3s; }

.product-shot:hover .iphone-screen::before {
    animation-duration: 2.8s;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.04) 35%,
        rgba(201, 169, 98, 0.35) 50%,
        rgba(255, 255, 255, 0.06) 65%,
        transparent 100%
    );
}

.iphone-screen img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: top center;
    position: relative;
    z-index: 1;
    transition: filter 0.35s;
}

.product-shot:hover .iphone-screen img {
    filter: brightness(1.06) contrast(1.02);
}

.iphone-screen img.is-missing { display: none; }

.iphone-screen:has(img.is-missing)::after {
    content: attr(data-placeholder);
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--gold);
    opacity: 0.35;
    background: var(--bg-card);
}

.product-shot:nth-child(1) .iphone-screen:has(img.is-missing)::after { content: '01'; }
.product-shot:nth-child(2) .iphone-screen:has(img.is-missing)::after { content: '02'; }
.product-shot:nth-child(3) .iphone-screen:has(img.is-missing)::after { content: '03'; }
.product-shot:nth-child(4) .iphone-screen:has(img.is-missing)::after { content: '04'; }
.product-shot:nth-child(5) .iphone-screen:has(img.is-missing)::after { content: '05'; }

/* Mobile swipe carousel hints (hidden on desktop) */
.product-showcase-wrap {
    position: relative;
}

.product-showcase-fade,
.product-swipe-hint,
.product-scroll-dots {
    display: none;
}

@keyframes swipe-hint-pulse {
    0%, 100% { opacity: 0.55; }
    50% { opacity: 1; }
}

@keyframes swipe-nudge-left {
    0%, 100% { transform: translateX(0); opacity: 0.4; }
    50% { transform: translateX(-4px); opacity: 1; }
}

@keyframes swipe-nudge-right {
    0%, 100% { transform: translateX(0); opacity: 0.4; }
    50% { transform: translateX(4px); opacity: 1; }
}

@keyframes frame-sweep {
    0%, 100% { background-position: 200% 50%; opacity: 0; }
    15% { opacity: 1; }
    50% { background-position: -100% 50%; opacity: 1; }
    85% { opacity: 0; }
}

@keyframes screen-sweep {
    0%, 100% { left: -120%; opacity: 0; }
    8% { opacity: 1; }
    50% { left: 160%; opacity: 1; }
    58% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .iphone-frame::before,
    .iphone-screen::before {
        animation: none;
        opacity: 0;
    }
}

@keyframes shimmer-line {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.text-gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ── Reveal animations ── */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

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

@keyframes fade-up {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-animate { animation: fade-up 1s var(--ease-out) both; }
.hero-animate-d1 { animation-delay: 0.15s; }
.hero-animate-d2 { animation-delay: 0.3s; }
.hero-animate-d3 { animation-delay: 0.45s; }
.hero-animate-d4 { animation-delay: 0.6s; }

/* ── Layout ── */
.container {
    width: min(100% - 40px, var(--container));
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

section {
    padding: 100px 0;
    position: relative;
    z-index: 2;
}

.section-head {
    text-align: center;
    margin-bottom: 56px;
}

.section-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
}

.section-head h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4.5vw, 2.75rem);
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 12px;
}

.section-head p {
    color: var(--text-soft);
    font-size: 15px;
    max-width: 520px;
    margin: 0 auto;
}

/* ── Header ── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    z-index: 1000;
    transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
    border-bottom: 1px solid transparent;
}

.site-header.scrolled {
    background: rgba(5, 5, 5, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--border);
}

.header-inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
}

.logo-mark {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 16px;
    background: var(--gold-muted);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.nav-links {
    display: flex;
    gap: 6px;
    list-style: none;
}

.nav-links a {
    color: var(--text-soft);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 999px;
    transition: color 0.25s, background 0.25s;
}

.nav-links a:hover {
    color: var(--gold-light);
    background: var(--gold-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.lang-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-soft);
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.25s;
}

.lang-btn:hover {
    border-color: var(--border-strong);
    color: var(--gold);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--gold);
    font-size: 22px;
    cursor: pointer;
}

/* ── Announcement bar ── */
.announcement-bar {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    height: var(--announce-h);
    z-index: 999;
    background: rgba(8, 8, 8, 0.92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.announcement-inner {
    height: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.announcement-icon {
    color: var(--gold);
    font-size: 14px;
    flex-shrink: 0;
}

.announcement-track {
    flex: 1;
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.announcement-marquee {
    display: inline-block;
    white-space: nowrap;
    font-size: 12px;
    color: var(--text-soft);
    line-height: var(--announce-h);
    padding-left: 100%;
    animation: announce-scroll 45s linear infinite;
}

@keyframes announce-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-100%); }
}

body.has-announce .hero {
    padding-top: calc(var(--header-h) + var(--announce-h) + 40px);
}

/* ── Upgrade accordion (homepage SEO) ── */
.upgrade-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 860px;
    margin: 0 auto;
}

.upgrade-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.3s;
}

.upgrade-item:hover,
.upgrade-item.open {
    border-color: var(--border-strong);
}

.upgrade-header {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    background: transparent;
    border: none;
    color: inherit;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
}

.upgrade-date {
    font-size: 12px;
    color: var(--gold);
    font-weight: 600;
    white-space: nowrap;
    min-width: 110px;
}

.upgrade-title {
    flex: 1;
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
}

.upgrade-icon {
    color: var(--text-muted);
    font-size: 12px;
    transition: transform 0.3s var(--ease-out);
}

.upgrade-item.open .upgrade-icon {
    transform: rotate(180deg);
    color: var(--gold);
}

.upgrade-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.45s var(--ease-out);
}

.upgrade-item.open .upgrade-content {
    max-height: 480px;
}

.upgrade-details {
    padding: 0 24px 24px;
    border-top: 1px solid var(--border);
}

.upgrade-details h3 {
    font-size: 13px;
    color: var(--gold-light);
    margin: 18px 0 10px;
    font-weight: 600;
}

.upgrade-details ul {
    list-style: none;
    margin-bottom: 8px;
}

.upgrade-details li {
    font-size: 13px;
    color: var(--text-soft);
    margin-bottom: 6px;
}

.upgrade-details p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.75;
}

.upgrade-more {
    text-align: center;
    margin-top: 36px;
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: transform 0.25s var(--ease-out), box-shadow 0.25s, background 0.25s;
    white-space: nowrap;
}

.btn-gold {
    background: var(--gradient-gold);
    color: #1a1408;
    position: relative;
    overflow: hidden;
}

.btn-gold::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.35) 50%, transparent 60%);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px var(--gold-glow);
}

.btn-gold:hover::after { transform: translateX(100%); }

.btn-outline {
    background: transparent;
    color: var(--gold-light);
    border: 1px solid var(--border-strong);
}

.btn-outline:hover {
    background: var(--gold-muted);
    border-color: var(--gold);
    transform: translateY(-2px);
}

.btn-sm { padding: 10px 20px; font-size: 13px; }

/* ── Hero ── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-h) + 40px) 0 80px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px 6px 8px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    font-size: 12px;
    color: var(--gold);
    background: var(--gold-muted);
    margin-bottom: 24px;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--gold-glow); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px transparent; }
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5.5vw, 3.75rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: 0.01em;
    margin-bottom: 20px;
}

.hero-desc {
    font-size: 16px;
    color: var(--text-soft);
    max-width: 440px;
    margin-bottom: 32px;
    line-height: 1.75;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 48px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.stat-item { text-align: left; }

.stat-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gold-light);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

.hero-visual {
    position: relative;
}

.hero-sphere-scene {
    width: 100%;
    max-width: 560px;
    margin: 0 auto;
    perspective: 1100px;
    pointer-events: none;
}

.hero-sphere-body {
    position: relative;
    width: 100%;
    height: 620px;
    transform-style: preserve-3d;
}

.hero-sphere-globe {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 370px;
    height: 370px;
    margin: -185px 0 0 -185px;
    transform-style: preserve-3d;
    pointer-events: auto;
    cursor: pointer;
    z-index: 2;
    transition: transform 0.5s var(--ease-out);
}

.hero-sphere-globe:hover {
    transform: scale(1.12);
    z-index: 5;
}

.hero-sphere-core {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    transform-style: preserve-3d;
    animation: sphere-core-pulse 4s ease-in-out infinite;
}

.hero-globe-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transform-origin: center center;
    filter: drop-shadow(0 0 28px rgba(201, 169, 98, 0.5)) drop-shadow(0 0 60px rgba(201, 169, 98, 0.18));
    animation: globe-img-spin 36s linear infinite;
    transition: filter 0.5s var(--ease-out);
}

.hero-sphere-globe:hover .hero-globe-img {
    filter: drop-shadow(0 0 36px rgba(201, 169, 98, 0.65)) drop-shadow(0 0 80px rgba(201, 169, 98, 0.28));
}

.hero-sphere-core-text {
    position: absolute;
    left: 50%;
    bottom: -58px;
    z-index: 2;
    transform: translateX(-50%);
    text-align: center;
    width: 260px;
    padding: 14px 18px 16px;
    pointer-events: none;
    background: linear-gradient(165deg, rgba(201, 169, 98, 0.14) 0%, rgba(18, 14, 10, 0.92) 38%, rgba(8, 8, 8, 0.95) 100%);
    border: 1px solid rgba(201, 169, 98, 0.32);
    border-radius: 14px;
    backdrop-filter: blur(12px);
    box-shadow:
        0 16px 40px rgba(0, 0, 0, 0.55),
        0 0 32px rgba(201, 169, 98, 0.1),
        inset 0 1px 0 rgba(232, 204, 138, 0.18);
    overflow: hidden;
}

.hero-sphere-core-text::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-gold-h);
    background-size: 200% 100%;
    animation: shimmer-line 5s linear infinite;
    opacity: 0.85;
}

.hero-sphere-core-text::after {
    content: '';
    position: absolute;
    width: 120px;
    height: 120px;
    top: -60px;
    right: -40px;
    background: radial-gradient(circle, rgba(201, 169, 98, 0.18), transparent 70%);
    pointer-events: none;
}

.hero-sphere-core-text .hero-card-title {
    position: relative;
    z-index: 1;
    font-size: 1.2rem;
    line-height: 1.35;
    margin-bottom: 6px;
    font-weight: 600;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-sphere-core-text .hero-card-sub {
    position: relative;
    z-index: 1;
    font-size: 12px;
    line-height: 1.5;
    color: rgba(232, 213, 163, 0.78);
    letter-spacing: 0.02em;
}

.hero-sphere-ring {
    position: absolute;
    inset: 0;
    border: 1px solid rgba(201, 169, 98, 0.22);
    border-radius: 50%;
    transform-style: preserve-3d;
}

.hero-sphere-ring--1 { animation: sphere-ring-1 14s linear infinite; }
.hero-sphere-ring--2 { inset: -44px; opacity: 0.65; animation: sphere-ring-2 18s linear infinite reverse; }
.hero-sphere-ring--3 { inset: -88px; opacity: 0.35; animation: sphere-ring-3 22s linear infinite; }

.hero-sphere-tags {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-sphere-tags-ring {
    position: absolute;
    inset: 0;
    transform-origin: center center;
}

.hero-sphere-tags-ring--inner { --ring-r: 252px; --ring-step: 60; --ring-offset: -90; }
.hero-sphere-tags-ring--outer { --ring-r: 310px; --ring-step: 60; --ring-offset: -60; }

.hero-sphere-tag {
    position: absolute;
    left: 50%;
    top: 50%;
    display: flex;
    align-items: center;
    gap: 7px;
    width: max-content;
    max-width: 132px;
    padding: 8px 14px;
    background: rgba(10, 10, 10, 0.92);
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    font-size: 12px;
    line-height: 1.35;
    color: var(--text-soft);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    will-change: transform, opacity;
}

.hero-sphere-tag i {
    color: var(--gold);
    font-size: 11px;
    flex-shrink: 0;
}

@keyframes sphere-core-pulse {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.08); }
}

@keyframes globe-img-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes sphere-ring-1 {
    from { transform: rotateX(68deg) rotateZ(0deg); }
    to { transform: rotateX(68deg) rotateZ(360deg); }
}

@keyframes sphere-ring-2 {
    from { transform: rotateX(52deg) rotateY(40deg) rotateZ(0deg); }
    to { transform: rotateX(52deg) rotateY(40deg) rotateZ(360deg); }
}

@keyframes sphere-ring-3 {
    from { transform: rotateX(82deg) rotateY(-30deg) rotateZ(0deg); }
    to { transform: rotateX(82deg) rotateY(-30deg) rotateZ(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .hero-sphere-ring--1,
    .hero-sphere-ring--2,
    .hero-sphere-ring--3,
    .hero-sphere-core,
    .hero-globe-img {
        animation: none !important;
    }
}

.hero-card-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text);
}

.hero-card-sub {
    font-size: 13px;
    color: var(--text-muted);
}

/* ── Features bento ── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: border-color 0.35s, transform 0.35s var(--ease-out), box-shadow 0.35s;
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 32px;
    right: 32px;
    height: 1px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transition: transform 0.4s var(--ease-out);
}

.feature-card:hover {
    border-color: var(--border-strong);
    transform: translateY(-4px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.feature-card:hover::after { transform: scaleX(1); }

.feature-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--gold-muted);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 18px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-soft);
    line-height: 1.7;
}

/* ── Payment strip ── */
.payment-section {
    background: var(--bg-base);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.payment-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.payment-step {
    text-align: center;
    padding: 24px 16px;
    position: relative;
}

.payment-step-num {
    width: 40px;
    height: 40px;
    margin: 0 auto 16px;
    border-radius: 50%;
    border: 1px solid var(--border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gold);
    background: var(--gold-muted);
}

.payment-step h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
}

.payment-step p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.6;
}

.pay-marquee-wrap {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.pay-marquee {
    display: flex;
    gap: 16px;
    animation: marquee-scroll 35s linear infinite;
    width: max-content;
}

.pay-marquee:hover { animation-play-state: paused; }

@keyframes marquee-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

.pay-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 13px;
    color: var(--text-soft);
    white-space: nowrap;
    transition: border-color 0.25s, color 0.25s;
}

.pay-chip i { color: var(--gold); font-size: 16px; }
.pay-chip:hover { border-color: var(--border-strong); color: var(--text); }

/* ── Demo ── */
.demo-wrap {
    max-width: 560px;
    margin: 0 auto;
}

.demo-card {
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: transform 0.4s var(--ease-out), box-shadow 0.4s;
    position: relative;
}

.demo-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--border-strong);
}

.demo-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 50%;
    border: 1px solid var(--border-strong);
    background: var(--gold-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--gold);
    animation: icon-float 4s ease-in-out infinite;
}

@keyframes icon-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.demo-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.demo-card p {
    font-size: 14px;
    color: var(--text-soft);
    margin-bottom: 28px;
    line-height: 1.7;
}

.demo-tag {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 4px 12px;
    background: var(--gradient-gold);
    color: #1a1408;
    font-size: 11px;
    font-weight: 700;
    border-radius: 999px;
    letter-spacing: 0.05em;
}

/* ── Services compact ── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    transition: all 0.35s var(--ease-out);
}

.service-card:hover {
    border-color: var(--border-strong);
    transform: translateY(-4px);
    background: var(--bg-elevated);
}

.service-card i {
    font-size: 24px;
    color: var(--gold);
    margin-bottom: 14px;
    display: block;
}

.service-card h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
}

.service-card p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.55;
}

/* ── CTA ── */
.cta-box {
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    padding: 64px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(201, 169, 98, 0.06), transparent 70%);
    pointer-events: none;
}

.cta-box h2 {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    font-weight: 600;
    margin-bottom: 12px;
    position: relative;
}

.cta-box p {
    color: var(--text-soft);
    font-size: 15px;
    margin-bottom: 32px;
    position: relative;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    position: relative;
}

/* ── Footer ── */
.site-footer {
    padding: 48px 0 32px;
    border-top: 1px solid var(--border);
    position: relative;
    z-index: 2;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-brand {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-soft);
}

.footer-links {
    display: flex;
    gap: 24px;
    list-style: none;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.25s;
}

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

.footer-copy {
    width: 100%;
    text-align: center;
    padding-top: 24px;
    margin-top: 8px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-muted);
}

.footer-note {
    font-size: 11px;
    color: var(--text-muted);
    opacity: 0.7;
    max-width: 680px;
    margin: 8px auto 0;
    line-height: 1.6;
}

/* ── Modals ── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(12px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s;
}

.modal-overlay.active { display: flex; opacity: 1; }

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    padding: 36px;
    width: 100%;
    max-width: 420px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.95) translateY(10px);
    transition: transform 0.35s var(--ease-out);
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.close-modal {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: var(--bg-elevated);
    color: var(--text-soft);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.25s;
}

.close-modal:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.modal-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 8px;
}

.modal-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 28px;
}

.contact-info { display: flex; flex-direction: column; gap: 8px; }

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.25s;
}

.contact-item:hover {
    border-color: var(--border-strong);
    background: var(--gold-muted);
}

.contact-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    flex-shrink: 0;
}

.contact-item.telegram .contact-icon { background: #2AABEE; }
.contact-item.wechat .contact-icon { background: #07C160; }
.contact-item.qq .contact-icon { background: #12B7F5; }
.contact-item.email .contact-icon { background: #555; }

.info { flex: 1; min-width: 0; }
.contact-label { font-size: 12px; font-weight: 600; }
.contact-value { font-size: 12px; color: var(--text-muted); word-break: break-all; }

.copy-btn, .contact-open-btn {
    padding: 6px 14px;
    background: var(--gradient-gold);
    color: #1a1408;
    border: none;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    flex-shrink: 0;
}

.version-list { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }

.version-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.25s;
}

.version-item i { color: var(--gold); width: 20px; text-align: center; }
.version-item:hover {
    border-color: var(--border-strong);
    background: var(--gold-muted);
    transform: translateX(4px);
}

/* ── Mobile menu ── */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: rgba(5, 5, 5, 0.97);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s, visibility 0.35s;
}

.mobile-menu.active { opacity: 1; visibility: visible; }

.mobile-menu .close-btn {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    color: var(--text);
    font-size: 32px;
    cursor: pointer;
}

.mobile-nav-links { list-style: none; text-align: center; }
.mobile-nav-links li { margin-bottom: 28px; }
.mobile-nav-links a {
    color: var(--text);
    text-decoration: none;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
}
.mobile-nav-links a:hover { color: var(--gold); }

.mobile-nav-actions {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

/* ── Subpages shared ── */
.page-shell {
    min-height: 100vh;
    position: relative;
    z-index: 2;
    padding: calc(var(--header-h) + 48px) 0 64px;
}

.page-back {
    position: fixed;
    top: 88px;
    left: 24px;
    z-index: 999;
}

.page-back a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-soft);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.25s;
}

.page-back a:hover { border-color: var(--gold); color: var(--gold); }

.sub-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
}

/* ── Pricing page ── */
.price-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 48px;
}

.price-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    transition: all 0.35s var(--ease-out);
    position: relative;
}

.price-card.featured {
    border-color: var(--border-strong);
    background: linear-gradient(180deg, rgba(201,169,98,0.06) 0%, var(--bg-card) 40%);
}

.price-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 50px rgba(0,0,0,0.4);
}

.price-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 16px;
    background: var(--gradient-gold);
    color: #1a1408;
    font-size: 11px;
    font-weight: 700;
    border-radius: 999px;
    white-space: nowrap;
}

.price-card h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--gold-light);
    margin-bottom: 6px;
}

.price-amount {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    margin: 16px 0 4px;
}

.price-usdt { font-size: 14px; color: var(--gold); font-weight: 600; }

.price-features {
    list-style: none;
    margin: 24px 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.price-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-soft);
}

.price-features li i { color: var(--gold); font-size: 12px; }
.price-features li.disabled { opacity: 0.35; }
.price-features li.disabled i { color: var(--text-muted); }

.addon-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 48px;
}

.addon-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    cursor: pointer;
    transition: all 0.25s;
}

.addon-card.selected, .addon-card:hover {
    border-color: var(--border-strong);
    background: var(--gold-muted);
}

/* ── Floating contact ── */
.float-contact {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 998;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.float-contact-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: none;
    background: var(--gradient-gold);
    color: #1a1408;
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 8px 28px var(--gold-glow);
    transition: transform 0.25s;
    animation: float-contact-pulse 2.5s ease-in-out infinite;
}

.float-contact-btn:hover { transform: scale(1.08); }

.float-contact-label {
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
}

@keyframes float-contact-pulse {
    0%, 100% { box-shadow: 0 8px 28px var(--gold-glow); }
    50% { box-shadow: 0 8px 36px rgba(201, 169, 98, 0.55); }
}

/* ── Responsive ── */
@media (max-width: 960px) {
    .product-showcase-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .hero-grid { grid-template-columns: 1fr; gap: 48px; }
    .hero-visual { display: none !important; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }

    .payment-steps { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .price-grid { grid-template-columns: 1fr; }
    .addon-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    section { padding: 72px 0; }
    .hero {
        min-height: auto;
        padding-bottom: 48px;
    }
    .product-showcase { padding: 28px 0 36px; }

    .product-showcase-container {
        padding-left: 0;
        padding-right: 0;
    }

    .product-showcase-fade {
        display: block;
        position: absolute;
        top: 0;
        bottom: 0;
        width: 28px;
        z-index: 3;
        pointer-events: none;
        transition: opacity 0.3s;
    }

    .product-showcase-fade--left {
        left: 0;
        background: linear-gradient(90deg, var(--bg-deep) 15%, transparent 100%);
    }

    .product-showcase-fade--right {
        right: 0;
        background: linear-gradient(-90deg, var(--bg-deep) 15%, transparent 100%);
    }

    .product-showcase.at-start .product-showcase-fade--left { opacity: 0; }
    .product-showcase.at-end .product-showcase-fade--right { opacity: 0; }

    .product-showcase-grid {
        display: flex;
        gap: 14px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
        padding: 0 20px 4px;
        scroll-padding-inline: 20px;
        scrollbar-width: none;
    }

    .product-showcase-grid::-webkit-scrollbar { display: none; }

    .product-shot {
        flex: 0 0 calc(100vw - 96px);
        max-width: 280px;
        scroll-snap-align: center;
    }

    .iphone-frame { max-width: 100%; }

    .product-swipe-hint {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        margin: 18px 20px 0;
        font-size: 12px;
        color: var(--text-muted);
        animation: swipe-hint-pulse 2.2s ease-in-out infinite;
        transition: opacity 0.35s, transform 0.35s;
    }

    .product-swipe-hint i {
        color: var(--gold);
        font-size: 11px;
    }

    .product-swipe-hint i:first-child { animation: swipe-nudge-left 1.6s ease-in-out infinite; }
    .product-swipe-hint i:last-child { animation: swipe-nudge-right 1.6s ease-in-out infinite; }

    .product-showcase.is-scrolled .product-swipe-hint {
        opacity: 0;
        transform: translateY(-6px);
        pointer-events: none;
    }

    .product-scroll-dots {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        margin-top: 14px;
        padding: 0 20px;
    }

    .product-scroll-dots span {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: rgba(201, 169, 98, 0.25);
        transition: width 0.3s, background 0.3s;
        cursor: pointer;
    }

    .product-scroll-dots span.active {
        width: 18px;
        border-radius: 999px;
        background: var(--gold);
    }

    .nav-links, .header-actions .btn-gold { display: none; }
    .menu-toggle { display: block; }
    .features-grid { grid-template-columns: 1fr; }
    .payment-steps { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; text-align: center; }
    .cta-box { padding: 48px 24px; }
    .float-contact { right: 12px; }
}