:root {
  --night: #0b0b0d;
  --night-2: #141416;
  --paper: #f1ede6;
  --paper-2: #e7e2d8;
  --ink: #1d1b18;
  --ink-soft: #5d574f;
  --moon: #ece6da;
  --moon-soft: #a59e92;
  --gold: #c9a45c;
  --gold-hi: #f1d9a0;
  --gold-lo: #8d6a2c;
  --foil: linear-gradient(115deg, var(--gold-lo) 0%, var(--gold) 28%, var(--gold-hi) 50%, var(--gold) 72%, var(--gold-lo) 100%);
  --rainbow: linear-gradient(90deg, #ff4d2e, #ff9f1c, #f6e03a, #39c46a, #1fa6c9);
  --serif: "Hiragino Mincho ProN", "Songti TC", "Noto Serif TC", "Noto Serif JP", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "PingFang TC", "Noto Sans TC", "Segoe UI", sans-serif;
  --radius: 4px;
  --wrap: min(1120px, 100% - 40px);
  --bar-h: 0px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--paper); line-height: 1.65; font-size: 16px; padding-bottom: var(--bar-h); }
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; margin: 0 0 .5em; letter-spacing: .01em; }
h1 { font-size: clamp(2.1rem, 6vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.wrap { width: var(--wrap); margin-inline: auto; }
.eyebrow { font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); margin-bottom: .9rem; font-weight: 600; }
.foil-text { background: var(--foil); -webkit-background-clip: text; background-clip: text; color: transparent; }
.rainbow-text { background: var(--rainbow); -webkit-background-clip: text; background-clip: text; color: transparent; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--gold); color: #000; padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 40; background: rgba(11, 11, 13, .82); backdrop-filter: saturate(140%) blur(10px); -webkit-backdrop-filter: saturate(140%) blur(10px); color: var(--moon); border-bottom: 1px solid rgba(201, 164, 92, .18); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--serif); font-size: 1.1rem; letter-spacing: .04em; }
.logo-mark { width: 26px; height: 26px; }
.nav { display: none; gap: 26px; font-size: .88rem; letter-spacing: .06em; }
.nav a { text-decoration: none; color: var(--moon-soft); }
.nav a:hover { color: var(--gold-hi); }
.header-tools { display: flex; align-items: center; gap: 10px; }
.lang { font-size: .8rem; text-decoration: none; color: var(--moon-soft); border: 1px solid rgba(236, 230, 218, .25); padding: 5px 9px; border-radius: var(--radius); }
.lang:hover { color: var(--gold-hi); border-color: var(--gold); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 26px; border-radius: var(--radius); font: 600 1rem/1 var(--sans); letter-spacing: .04em; text-decoration: none; cursor: pointer; border: 1px solid transparent; transition: transform .15s, box-shadow .2s, background .2s; }
.btn:active { transform: translateY(1px); }
.btn-gold { background: var(--foil); background-size: 200% 100%; color: #1a140a; box-shadow: 0 6px 22px rgba(201, 164, 92, .28); }
.btn-gold:hover { background-position: 100% 0; box-shadow: 0 8px 30px rgba(201, 164, 92, .42); }
.btn-ghost { background: transparent; color: inherit; border-color: currentColor; opacity: .9; }
.btn-ghost:hover { opacity: 1; }
.btn-sm { min-height: 40px; padding: 0 16px; font-size: .9rem; }
.btn svg { width: 20px; height: 20px; flex: none; }

/* Hero */
.hero { position: relative; background: radial-gradient(120% 80% at 70% 40%, #1b2a1a 0%, var(--night) 55%); color: var(--moon); overflow: hidden; }
.hero .wrap { display: grid; gap: 36px; padding: 44px 0 56px; }
.hero h1 { margin-bottom: .35em; }
.hero .lede { font-size: 1.08rem; color: var(--moon-soft); max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 18px; }
.hero-cta .btn-ghost { color: var(--moon); }
.trust { display: flex; flex-wrap: wrap; gap: 8px 18px; padding: 0; margin: 0; list-style: none; font-size: .86rem; color: var(--moon-soft); }
.trust li { display: flex; align-items: center; gap: 7px; }
.trust svg { width: 16px; height: 16px; color: var(--gold); }

.price-line { display: flex; align-items: baseline; flex-wrap: wrap; gap: 10px; }
.price { font-family: var(--serif); font-size: 2rem; color: var(--gold-hi); }
.price-was { color: var(--moon-soft); text-decoration: line-through; font-size: 1rem; }
.badge { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; padding: 4px 8px; border-radius: 2px; background: rgba(201, 164, 92, .16); color: var(--gold-hi); border: 1px solid rgba(201, 164, 92, .4); }
.price-note { font-size: .8rem; color: var(--moon-soft); margin-top: 6px; }
.currency { font: inherit; font-size: .8rem; background: transparent; color: inherit; border: 1px solid rgba(236, 230, 218, .25); border-radius: var(--radius); padding: 3px 6px; }
.currency option { color: #000; }

/* Before / after slider */
.compare { position: relative; aspect-ratio: 1; width: 100%; max-width: 560px; margin-inline: auto; border-radius: var(--radius); overflow: hidden; box-shadow: 0 30px 80px rgba(0, 0, 0, .55), 0 0 120px rgba(90, 200, 110, .14); touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.compare img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.compare .after { clip-path: inset(0 0 0 var(--pos, 50%)); }
.compare .handle { position: absolute; top: 0; bottom: 0; left: var(--pos, 50%); width: 2px; margin-left: -1px; background: var(--gold-hi); box-shadow: 0 0 12px rgba(241, 217, 160, .8); pointer-events: none; }
.compare .knob { position: absolute; top: 50%; left: 50%; width: 46px; height: 46px; margin: -23px 0 0 -23px; border-radius: 50%; background: var(--foil); display: grid; place-items: center; color: #1a140a; box-shadow: 0 4px 16px rgba(0, 0, 0, .5); }
.compare .knob svg { width: 22px; height: 22px; }
.compare input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.compare .tag { position: absolute; bottom: 12px; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; padding: 4px 9px; background: rgba(0, 0, 0, .55); color: var(--moon); border-radius: 2px; pointer-events: none; }
.compare .tag-l { left: 12px; }
.compare .tag-r { right: 12px; }
.compare-caption { text-align: center; font-size: .82rem; color: var(--moon-soft); margin-top: 12px; }

/* Sections */
section { padding: 72px 0; }
.section-head { max-width: 640px; margin-bottom: 40px; }
.section-head.center { margin-inline: auto; text-align: center; }
.dark { background: var(--night); color: var(--moon); }
.dark .muted, .dark .section-head p { color: var(--moon-soft); }
.muted { color: var(--ink-soft); }
.paper-2 { background: var(--paper-2); }

/* Steps */
.steps { display: grid; gap: 18px; counter-reset: step; padding: 0; margin: 0; list-style: none; }
.step { position: relative; padding: 26px 22px 22px; border-radius: var(--radius); background: var(--night-2); border: 1px solid rgba(201, 164, 92, .18); }
.step::before { counter-increment: step; content: "0" counter(step); position: absolute; top: 18px; right: 20px; font-family: var(--serif); font-size: 1.6rem; color: rgba(201, 164, 92, .35); }
.step-icon { width: 44px; height: 44px; color: var(--gold); margin-bottom: 14px; }
.step p { color: var(--moon-soft); margin: 0; }

/* Try it */
.try-frame { position: relative; aspect-ratio: 4 / 5; width: 100%; border-radius: var(--radius); overflow: hidden; background: #e9e7e2; border: 1px solid rgba(201, 164, 92, .25); }
.try-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.try-poster { position: absolute; inset: 0; display: grid; place-items: center; padding: 0; border: 0; cursor: pointer; background: #0b0b0d; color: var(--moon); }
.try-poster img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .75; transition: opacity .3s, transform .6s; }
.try-poster:hover img { opacity: .9; transform: scale(1.02); }
.try-poster span { position: relative; display: inline-flex; align-items: center; gap: 10px; padding: 14px 22px; border-radius: 40px; background: rgba(11, 11, 13, .72); border: 1px solid var(--gold); font-weight: 600; letter-spacing: .06em; }
.try-poster svg { width: 22px; height: 22px; color: var(--gold-hi); }
.try-notes { display: grid; gap: 14px; align-content: center; }
.try-notes ul { padding-left: 1.1em; margin: 0; color: var(--moon-soft); }
.try-notes li { margin-bottom: .45em; }

/* Features */
.features { display: grid; gap: 14px; }
.feature { display: grid; grid-template-columns: 44px 1fr; gap: 14px; padding: 20px; background: #fff; border-radius: var(--radius); border: 1px solid #e3ddd2; }
.feature svg { width: 32px; height: 32px; color: var(--gold-lo); }
.feature h3 { margin-bottom: .25em; }
.feature p { margin: 0; color: var(--ink-soft); font-size: .95rem; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.gallery figure { margin: 0; border-radius: var(--radius); overflow: hidden; background: #000; }
.gallery img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.gallery figcaption { font-size: .78rem; color: var(--moon-soft); padding: 8px 10px; background: var(--night-2); }

/* Story */
.story { display: grid; gap: 28px; align-items: center; }
.story blockquote { margin: 0; font-family: var(--serif); font-size: clamp(1.3rem, 3vw, 1.7rem); line-height: 1.5; }
.story blockquote::before { content: "“"; display: block; font-size: 3rem; line-height: .6; color: var(--gold); }

/* Buy */
.buy { display: grid; gap: 32px; align-items: start; }
.buy-media { position: relative; }
.buy-media img { border-radius: var(--radius); box-shadow: 0 24px 60px rgba(0, 0, 0, .25); }
.buy-card { background: var(--night); color: var(--moon); border-radius: var(--radius); padding: 28px 24px; border: 1px solid rgba(201, 164, 92, .3); }
.buy-card h2 { font-size: 1.6rem; }
.buy-card .price { font-size: 2.4rem; }
.buy-actions { display: grid; gap: 10px; margin: 22px 0 16px; }
.buy-actions .btn { width: 100%; }
.buy-actions .btn-ghost { color: var(--moon); }
.included { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 8px; font-size: .92rem; color: var(--moon-soft); }
.included li { display: flex; gap: 10px; align-items: flex-start; }
.included svg { width: 18px; height: 18px; color: var(--gold); flex: none; margin-top: 3px; }
.pay-icons { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .75rem; color: var(--moon-soft); margin-top: 14px; }
.pay-icons span { border: 1px solid rgba(236, 230, 218, .2); border-radius: 3px; padding: 3px 7px; }

/* Specs */
.specs { width: 100%; border-collapse: collapse; font-size: .95rem; }
.specs th, .specs td { text-align: left; padding: 13px 0; border-bottom: 1px solid #d9d2c5; vertical-align: top; }
.specs th { width: 40%; font-weight: 600; color: var(--ink-soft); padding-right: 16px; }

/* FAQ */
.faq { max-width: 760px; margin-inline: auto; }
.faq details { border-bottom: 1px solid rgba(236, 230, 218, .14); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 36px 20px 0; position: relative; font-weight: 600; font-size: 1.02rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 6px; top: 50%; width: 10px; height: 10px; border-right: 2px solid var(--gold); border-bottom: 2px solid var(--gold); transform: translateY(-70%) rotate(45deg); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq details p { color: var(--moon-soft); padding-right: 24px; }

/* Collection */
.collection { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.card { position: relative; border-radius: var(--radius); overflow: hidden; background: #fff; border: 1px solid #e3ddd2; text-decoration: none; display: flex; flex-direction: column; }
.card-media { aspect-ratio: 1; background: var(--night); display: grid; place-items: center; overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; }
.card-media.teaser img { width: 72%; height: auto; object-fit: contain; filter: drop-shadow(0 0 18px rgba(201, 164, 92, .25)); }
.card-body { padding: 16px 18px 18px; }
.card-body h3 { margin-bottom: .2em; }
.card-body p { margin: 0; font-size: .9rem; color: var(--ink-soft); }
.card .badge { position: absolute; top: 12px; left: 12px; background: rgba(11, 11, 13, .7); }
.card-media.unknown { font-family: var(--serif); font-size: 4rem; color: rgba(201, 164, 92, .4); }

/* Footer */
.site-footer { background: var(--night); color: var(--moon-soft); padding: 52px 0 32px; font-size: .9rem; }
.footer-grid { display: grid; gap: 28px; }
.site-footer h2 { font-size: 1rem; color: var(--moon); font-family: var(--sans); letter-spacing: .12em; text-transform: uppercase; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--gold-hi); }
.social { display: flex; gap: 10px; }
.social a { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; border: 1px solid rgba(236, 230, 218, .2); color: var(--moon); transition: border-color .2s, color .2s; }
.social a:hover { border-color: var(--gold); color: var(--gold-hi); }
.social svg { width: 20px; height: 20px; }
.legal { border-top: 1px solid rgba(236, 230, 218, .1); margin-top: 36px; padding-top: 20px; font-size: .8rem; display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: space-between; }

/* Sticky mobile buy bar */
.buybar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: rgba(11, 11, 13, .94); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); color: var(--moon); border-top: 1px solid rgba(201, 164, 92, .3); transform: translateY(110%); transition: transform .3s; }
.buybar.show { transform: none; }
.buybar .price { font-size: 1.35rem; }
.buybar small { display: block; font-size: .72rem; color: var(--moon-soft); }
.buybar .btn { min-height: 46px; }

/* Simple pages */
.page { padding: 56px 0 80px; }
.page .wrap { max-width: 760px; }
.page h2 { font-size: 1.35rem; margin-top: 1.8em; }
.thanks { text-align: center; padding: 96px 0; }
.thanks .wrap { max-width: 620px; }

.toast { position: fixed; left: 50%; bottom: calc(90px + env(safe-area-inset-bottom)); transform: translateX(-50%); background: var(--night); color: var(--moon); border: 1px solid var(--gold); padding: 12px 18px; border-radius: var(--radius); font-size: .9rem; z-index: 60; max-width: 90vw; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

@media (min-width: 720px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
  .features { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

@media (min-width: 960px) {
  .nav { display: flex; }
  .hero .wrap { grid-template-columns: 1.05fr 1fr; align-items: center; padding: 72px 0 88px; }
  section { padding: 96px 0; }
  .features { grid-template-columns: repeat(3, 1fr); }
  .try { display: grid; grid-template-columns: 1.25fr 1fr; gap: 40px; align-items: center; }
  .try-frame { aspect-ratio: 1; }
  .story { grid-template-columns: 1fr 1fr; gap: 56px; }
  .buy { grid-template-columns: 1fr 1fr; gap: 56px; }
  .buybar { display: none; }
  body { padding-bottom: 0; }
}

@media (max-width: 959px) {
  .try-notes { margin-top: 22px; }
  .hero .wrap { padding-top: 20px; gap: 26px; }
  .hero .wrap > div:last-child { order: -1; }
  .hero-cta { display: grid; grid-template-columns: 1fr 1fr; }
  .hero-cta .btn { padding: 0 12px; }
}