:root {
  --ink: #111111;
  --ink-2: #4a4a4a;
  --mute: #8b8b8b;
  --line: #ececec;
  --soft: #f7f7f7;
  --brand: #ff7a1a;
  --brand-2: #ff9d45;
  --brand-soft: #fff3e8;
  --brand-ink: #c25300;
  --ok: #1f9d63;
  --latin: "SF Pro Display", "Helvetica Neue", "Segoe UI", Inter, Arial, sans-serif;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; background: #fff; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; margin: 0; padding: 0; }
.ico { width: 16px; height: 16px; flex: none; fill: currentColor; }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 32px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 8px; }

/* ---------- Top bar ---------- */
.topbar { position: sticky; top: 0; z-index: 30; background: rgba(255, 255, 255, .86); backdrop-filter: saturate(1.6) blur(16px); -webkit-backdrop-filter: saturate(1.6) blur(16px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.topbar.scrolled { border-bottom-color: var(--line); }
.topbar-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 9px; justify-self: start; }
.brand-mark { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(150deg, var(--brand-2), var(--brand)); }
.brand-mark svg { width: 19px; height: 19px; fill: #fff; }
.brand-name { font-family: var(--latin); font-size: 17px; font-weight: 700; letter-spacing: -.02em; }
.nav { display: flex; gap: 34px; }
.nav a { position: relative; padding: 6px 0; font-size: 14px; color: #555; }
.nav a:hover { color: var(--ink); }
.nav a.active { color: var(--brand); font-weight: 600; }
.nav a.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; border-radius: 2px; background: var(--brand); }
.topbar-actions { display: flex; align-items: center; gap: 22px; justify-self: end; }
.topbar-link { font-size: 14px; color: #333; }
.topbar-link:hover { color: var(--brand); }

/* ---------- Pills ---------- */
.pill { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; font-weight: 600; transition: background .15s, transform .15s, box-shadow .15s; }
.pill:active { transform: scale(.98); }
.pill-dark { background: var(--ink); color: #fff; }
.pill-dark:hover { background: #2b2b2b; }
.pill-sm { height: 36px; padding: 0 16px; font-size: 13.5px; }
.pill-sm .ico { width: 14px; height: 14px; }
.pill-lg { height: 52px; padding: 0 32px; font-size: 16px; }
.pill-dark.download { height: 44px; padding: 0 24px; font-size: 14.5px; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 84px 0 0; overflow: hidden; isolation: isolate; }
.hero-glow { position: absolute; z-index: -1; top: 440px; width: 760px; height: 560px; border-radius: 50%; background: radial-gradient(closest-side, rgba(255, 140, 40, .32), rgba(255, 170, 90, .14) 55%, transparent); filter: blur(10px); pointer-events: none; }
.hero-glow-l { left: -260px; }
.hero-glow-r { right: -260px; }
.hero-copy { display: flex; flex-direction: column; align-items: center; text-align: center; }
.wordmark { font-size: clamp(60px, 9.5vw, 128px); font-weight: 600; letter-spacing: -.01em; line-height: 1.05; color: #151515; }
.lede { max-width: 540px; margin-top: 28px; font-size: 16px; line-height: 1.9; color: #666; }
.hero .pill-lg { margin-top: 32px; }
.hero-alt { margin-top: 18px; font-size: 14px; color: var(--brand-ink); }
.hero-alt:hover { text-decoration: underline; text-underline-offset: 4px; }
.hero-meta { margin-top: 10px; font-size: 12.5px; color: #a3a3a3; }

.shot { position: relative; margin-top: 56px; -webkit-mask-image: linear-gradient(#000 72%, transparent); mask-image: linear-gradient(#000 72%, transparent); }
.app { display: grid; grid-template-columns: 236px minmax(0, 1fr); max-width: 1080px; height: 600px; margin: 0 auto; border-radius: 18px 18px 0 0; background: #fff; border: 1px solid #ebebeb; border-bottom: 0; box-shadow: 0 30px 80px -30px rgba(120, 60, 10, .25); overflow: hidden; font-size: 13px; text-align: left; }
.app-side { display: flex; flex-direction: column; gap: 2px; padding: 16px 12px; background: #fbfbfa; border-right: 1px solid #f0f0f0; color: #444; }
.app-dots { display: flex; gap: 7px; margin: 2px 6px 18px; }
.app-dots i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.app-dots i:nth-child(2) { background: #febc2e; }
.app-dots i:nth-child(3) { background: #28c840; }
.side-brand { margin: 0 8px 10px; font-family: var(--latin); font-weight: 650; font-size: 13px; }
.side-item { display: flex; align-items: center; gap: 9px; padding: 7px 8px; border-radius: 8px; }
.side-item .ico { width: 15px; height: 15px; color: #777; }
.side-label { margin: 16px 8px 6px; font-size: 11.5px; color: #a5a5a5; }
.side-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 7px 8px; border-radius: 8px; white-space: nowrap; }
.side-row span { overflow: hidden; text-overflow: ellipsis; }
.side-row small { color: #aaa; font-size: 11px; }
.side-row.active { background: #f0efed; font-weight: 600; color: var(--ink); }
.side-row.faded { opacity: .5; }
.dot-on { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); }
.app-main { display: flex; flex-direction: column; align-items: center; padding: 100px 48px 0; background: #fff; }
.app-hello { font-family: var(--latin); font-size: 30px; font-weight: 600; letter-spacing: -.02em; color: #1a1a1a; }
.mode { display: flex; gap: 6px; margin-top: 16px; }
.mode span { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; border: 1px solid #e8e8e8; font-size: 12.5px; color: #666; }
.mode span .ico { width: 13px; height: 13px; }
.mode .on { background: #222; border-color: #222; color: #fff; }
.input-wrap { position: relative; width: 100%; max-width: 640px; margin-top: 40px; }
.mascot { position: absolute; right: 18px; top: -30px; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px 12px 4px 12px; background: linear-gradient(150deg, var(--brand-2), var(--brand)); box-shadow: 0 8px 20px -8px rgba(255, 122, 26, .7); }
.mascot svg { width: 24px; height: 24px; fill: #fff; }
.input { padding: 16px 16px 12px; border-radius: 18px; border: 1px solid #e6e6e6; background: #fff; box-shadow: 0 12px 32px -18px rgba(0, 0, 0, .25); }
.input p { min-height: 52px; color: #b0b0b0; }
.input-foot { display: flex; align-items: center; gap: 12px; }
.input-foot span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; color: #777; }
.input-foot b { margin-left: auto; font-weight: 500; font-size: 12.5px; color: #666; }
.input-foot i { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--brand); color: #fff; }
.input-foot i .ico { width: 14px; height: 14px; }
.input-meta { display: flex; gap: 18px; margin: 10px 6px 0; font-size: 12px; color: #9a9a9a; }
.input-meta span { display: inline-flex; align-items: center; gap: 5px; }
.input-meta .ico { width: 13px; height: 13px; }

/* ---------- Common section parts ---------- */
.section { padding: 112px 0; }
.section-soft { background: #fafafa; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 999px; background: var(--brand-soft); color: var(--brand-ink); font-size: 12.5px; font-weight: 600; }
.chip em { font-style: normal; font-weight: 500; font-size: 11.5px; letter-spacing: .04em; color: #e08a43; }
.display { margin-top: 20px; font-size: clamp(36px, 4.6vw, 60px); font-weight: 500; letter-spacing: -.02em; line-height: 1.15; }
.display-sm { font-size: clamp(30px, 3.6vw, 46px); font-weight: 500; letter-spacing: -.02em; }
.head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.head-desc { max-width: 380px; padding-bottom: 10px; font-size: 15px; line-height: 1.85; color: #666; }

/* ---------- Scenarios ---------- */
.seg { display: inline-flex; gap: 4px; padding: 5px; margin-top: 40px; border-radius: 999px; background: #f3f3f3; }
.seg button { padding: 9px 22px; border: 0; border-radius: 999px; background: none; font: inherit; font-size: 14px; color: #666; cursor: pointer; transition: background .15s, color .15s; }
.seg button:hover { color: var(--ink); }
.seg button[aria-selected="true"] { background: #fff; color: var(--ink); font-weight: 600; box-shadow: 0 1px 4px rgba(0, 0, 0, .08); }
.seg-sm { margin-top: 0; }
.scene { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 24px; margin-top: 28px; padding: 20px; border: 1px solid var(--line); border-radius: 28px; background: #fff; }
.scene[hidden] { display: none; }
.scene-copy { display: flex; flex-direction: column; justify-content: center; padding: 32px 28px; }
.scene h3 { font-size: clamp(24px, 2.4vw, 32px); font-weight: 500; line-height: 1.45; letter-spacing: -.01em; }
.scene-copy p { margin-top: 24px; font-size: 14.5px; line-height: 1.9; color: #6b6b6b; }
.scene-art { display: grid; place-items: center; min-height: 460px; padding: 48px; border-radius: 20px; background: radial-gradient(80% 70% at 85% 0%, rgba(255, 196, 140, .7), transparent 60%), linear-gradient(140deg, #fff8f1, #ffe6cc); }
.mini { display: grid; grid-template-columns: 170px minmax(0, 1fr); width: 100%; max-width: 620px; min-height: 340px; border-radius: 14px; background: #fff; box-shadow: 0 0 0 1px rgba(120, 60, 10, .06), 0 30px 60px -30px rgba(140, 60, 0, .4); overflow: hidden; font-size: 12.5px; }
.mini-col { display: flex; flex-direction: column; gap: 12px; max-width: 460px; min-height: 0; padding: 0; background: none; box-shadow: none; overflow: visible; }
.mini-side { padding: 16px 10px; background: #fbfbfa; border-right: 1px solid #f0f0f0; }
.mini-label { margin: 0 8px 8px; font-size: 11px; color: #a5a5a5; }
.mini-label:not(:first-child) { margin-top: 18px; }
.mini-partner, .tree-row { display: flex; align-items: center; gap: 9px; padding: 7px 8px; border-radius: 8px; color: #444; white-space: nowrap; }
.mini-partner.on, .tree-row.on { background: var(--brand-soft); color: var(--brand-ink); font-weight: 600; }
.tree-row .ico { width: 14px; height: 14px; color: #999; }
.tree-row.on .ico { color: var(--brand); }
.av { display: inline-grid; place-items: center; flex: none; width: 24px; height: 24px; border-radius: 7px; font-size: 11px; font-weight: 650; color: #fff; }
.av svg { width: 15px; height: 15px; fill: #fff; }
.av-brand { background: var(--brand); }
.av-ink { background: #2b2b2b; }
.av-stone { background: #8a8378; }
.av-sky { background: #4f7fd9; }
.av-sm { width: 20px; height: 20px; border-radius: 6px; font-size: 10px; }
.mini-main { display: flex; flex-direction: column; gap: 14px; padding: 22px; }
.bubble { max-width: 92%; padding: 10px 13px; border-radius: 12px; line-height: 1.7; }
.bubble.me { align-self: flex-end; background: #f2f1ef; border-bottom-right-radius: 4px; }
.bubble.bot { border: 1px solid #efefef; }
.bubble.bot b { display: block; margin-bottom: 8px; }
.task { display: flex; align-items: center; gap: 8px; padding: 8px 0; border-top: 1px dashed #eee; color: #444; }
.task small { margin-left: auto; color: var(--ok); font-size: 11.5px; white-space: nowrap; }
.task small.wait { color: var(--brand-ink); }
.task .ok { width: 18px; height: 18px; padding: 3px; border-radius: 50%; background: var(--ok); color: #fff; }
.goal-card, .ask-card, .sched-card { padding: 16px 18px; border-radius: 14px; background: #fff; box-shadow: 0 0 0 1px rgba(120, 60, 10, .06), 0 20px 40px -24px rgba(140, 60, 0, .45); font-size: 13px; }
.goal-card span { display: block; font-size: 11.5px; color: #999; }
.goal-card b { display: block; margin-top: 4px; font-size: 15px; }
.bar { height: 6px; margin-top: 14px; border-radius: 999px; background: #f2ece5; overflow: hidden; }
.bar i { display: block; width: 70%; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--brand-2), var(--brand)); }
.goal-meta { display: flex; justify-content: space-between; margin-top: 8px; font-size: 12px; color: #999; }
.goal-meta .run { color: var(--brand-ink); font-weight: 600; }
.ask-card b { color: var(--brand-ink); font-size: 12.5px; }
.ask-card p { margin-top: 6px; color: #555; }
.ask-card code { padding: 1px 6px; border-radius: 5px; background: #f6f3ef; font-size: 12px; color: var(--ink); }
.ask-actions { display: flex; gap: 8px; margin-top: 12px; }
.ask-actions span { padding: 6px 14px; border-radius: 999px; box-shadow: 0 0 0 1px #e8e8e8; font-size: 12.5px; font-weight: 600; }
.ask-actions .yes { background: var(--ink); color: #fff; box-shadow: none; }
.sched-card { display: flex; align-items: center; gap: 10px; }
.sched-card .ico { width: 28px; height: 28px; padding: 6px; border-radius: 8px; background: var(--brand-soft); color: var(--brand); }
.sched-card small { margin-left: auto; color: #999; font-size: 12px; }
.doc-view { gap: 8px; }
.doc-title { font-size: 16px; font-weight: 650; }
.doc-sub { font-size: 11.5px; color: #a0a0a0; }
.doc-h { margin-top: 10px; font-weight: 650; }
.doc-line { color: #555; line-height: 1.7; }
.doc-line.muted { color: #aaa; }
.doc-table { display: grid; grid-template-columns: 1.4fr 1fr 1fr; border: 1px solid #eee; border-radius: 8px; overflow: hidden; font-size: 12px; }
.doc-table span { padding: 6px 10px; border-top: 1px solid #f2f2f2; color: #555; }
.doc-table span:nth-child(-n+3) { border-top: 0; background: #faf8f6; font-weight: 600; color: #333; }

/* ---------- Ecosystem marquee ---------- */
.eco { padding: 96px 0; background: repeating-linear-gradient(135deg, #fbfbfb 0 12px, #f4f4f4 12px 13px); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: center; }
.eco-head p { max-width: 460px; margin: 16px auto 0; font-size: 15px; line-height: 1.8; color: #777; }
.marquee { margin-top: 48px; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-track { display: flex; gap: 16px; width: max-content; animation: marquee 36s linear infinite; }
.marquee-track span { display: inline-flex; align-items: center; gap: 10px; height: 64px; padding: 0 28px; border-radius: 16px; background: #fff; box-shadow: 0 0 0 1px #eee, 0 6px 18px -12px rgba(0, 0, 0, .2); font-size: 16px; font-weight: 600; color: #222; white-space: nowrap; }
.marquee-track .ico { width: 22px; height: 22px; color: var(--brand); }
@keyframes marquee { to { transform: translateX(calc(-50% - 8px)); } }

/* ---------- Security panel ---------- */
.panel { position: relative; padding: 56px 48px 48px; border-radius: 28px; background: #fff8f1; overflow: hidden; isolation: isolate; }
.panel::before { content: ""; position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(rgba(255, 122, 26, .09) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 122, 26, .09) 1px, transparent 1px); background-size: 56px 56px; -webkit-mask-image: radial-gradient(ellipse 80% 90% at 70% 20%, #000, transparent 75%); mask-image: radial-gradient(ellipse 80% 90% at 70% 20%, #000, transparent 75%); }
.panel .chip { background: #fff; }
.sec-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 48px; }
.sec-card { padding: 28px; border-radius: 20px; background: #fff; box-shadow: 0 0 0 1px rgba(120, 60, 10, .05); }
.sec-ico { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; border: 1.5px solid #ffd2ad; color: var(--brand); }
.sec-ico .ico { width: 22px; height: 22px; }
.sec-card h3 { margin-top: 22px; font-size: 18px; font-weight: 600; }
.sec-card p { margin-top: 10px; font-size: 14px; line-height: 1.85; color: #6b6b6b; }

/* ---------- Download ---------- */
.dl-label { margin-top: 40px; font-size: 13px; font-weight: 600; color: #555; }
.platforms { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 14px; }
.platform { display: flex; flex-direction: column; border-radius: 20px; background: var(--soft); overflow: hidden; transition: box-shadow .2s; }
.platform:hover { box-shadow: 0 0 0 1px #e6e6e6; }
.platform.is-current { background: var(--brand-soft); box-shadow: 0 0 0 1px #ffd7b5; }
.recommend { padding: 6px; background: #ffe4cc; color: var(--brand-ink); font-size: 12px; font-weight: 600; text-align: center; }
.recommend[hidden] { display: none; }
.platform-body { display: flex; flex-direction: column; align-items: center; padding: 40px 28px 32px; text-align: center; }
.p-ico { width: 34px; height: 34px; color: #222; }
.platform h3 { margin-top: 16px; font-size: 18px; font-weight: 650; }
.compatibility { margin-top: 6px; font-size: 13px; color: #777; }
.metadata { margin: 18px 0 22px; font-size: 12.5px; color: #999; font-variant-numeric: tabular-nums; }
.notice { margin: 0 24px 24px; padding: 12px 14px; border-radius: 12px; background: rgba(255, 255, 255, .7); font-size: 12.5px; line-height: 1.75; color: #7a5531; }
.notice[hidden] { display: none; }
.verify { margin-top: 20px; font-size: 13px; color: #666; }
.verify summary { display: inline-block; cursor: pointer; text-decoration: underline; text-decoration-color: #ddd; text-underline-offset: 4px; }
.verify summary::-webkit-details-marker { display: none; }
.verify-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 16px; }
.verify-grid p { margin-bottom: 8px; font-weight: 600; color: var(--ink); }
.verify-grid code { display: block; padding: 12px 14px; border-radius: 10px; background: var(--soft); font-size: 12px; line-height: 1.7; overflow-wrap: anywhere; }
.checksum-link { display: inline-block; margin-top: 8px; color: var(--brand-ink); }

/* ---------- Changelog ---------- */
.history-platform { margin-top: 40px; }
.release-history { display: grid; gap: 14px; font-size: 14px; color: var(--mute); }
.release-history-empty, .release-history-error { margin-top: 40px; color: var(--mute); font-size: 14px; }
.release-entry { padding: 26px 28px; border-radius: 20px; background: #fff; box-shadow: 0 0 0 1px #eee; }
.release-entry header { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.release-entry strong { font-family: var(--latin); font-size: 20px; font-weight: 650; color: var(--ink); letter-spacing: -.01em; }
.release-entry .tag { padding: 3px 10px; border-radius: 999px; background: var(--brand-soft); color: var(--brand-ink); font-size: 11.5px; font-weight: 650; }
.release-entry .rid { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 11.5px; color: #b5b5b5; }
.release-entry time { margin-left: auto; font-size: 13px; color: var(--mute); }
.release-entry ul { margin: 14px 0 0; padding-left: 18px; color: #555; line-height: 1.9; }
.release-entry li::marker { color: var(--brand); }
.release-entry footer { display: flex; align-items: center; gap: 18px; margin-top: 14px; padding-top: 14px; border-top: 1px solid #f2f2f2; font-size: 13px; }
.release-entry .release-size { color: var(--mute); }
.release-entry footer a { color: var(--brand-ink); font-weight: 600; }
.more { justify-self: center; margin-top: 8px; padding: 11px 24px; border: 0; border-radius: 999px; background: #fff; box-shadow: 0 0 0 1px #e5e5e5; font: inherit; font-size: 14px; font-weight: 600; color: var(--ink); cursor: pointer; }
.more:hover { box-shadow: 0 0 0 1px var(--brand); color: var(--brand-ink); }

/* ---------- FAQ ---------- */
.faq { margin-top: 40px; display: grid; gap: 12px; }
.faq details { padding: 0 26px; border-radius: 18px; background: var(--soft); }
.faq details[open] { background: var(--brand-soft); }
.faq summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px 0; cursor: pointer; list-style: none; font-size: 16px; font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 12px; height: 12px; background: linear-gradient(var(--ink), var(--ink)) center / 12px 1.6px no-repeat, linear-gradient(var(--ink), var(--ink)) center / 1.6px 12px no-repeat; transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { max-width: 760px; padding: 0 0 22px; font-size: 14.5px; line-height: 1.9; color: #5f5f5f; }

/* ---------- Footer ---------- */
.footer { background: #0c0c0c; color: #8d8d8d; font-size: 13px; overflow: hidden; }
.footer-cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; padding: 64px 0 48px; }
.f-title { margin-bottom: 16px; font-size: 13px; font-weight: 600; color: #e8e8e8; }
.footer-cols a { display: block; margin-bottom: 12px; color: #8d8d8d; }
.footer-cols a:hover { color: var(--brand-2); }
.f-text { line-height: 1.8; }
.footer-copy { padding: 24px 0; border-top: 1px solid #222; }
.footer-mark { margin: 8px 0 0; padding-bottom: 28px; font-family: var(--latin); font-size: clamp(72px, 22vw, 276px); font-weight: 700; letter-spacing: .02em; line-height: 1; color: #1c1c1c; white-space: nowrap; user-select: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .nav { display: none; }
  .topbar-inner { grid-template-columns: 1fr auto; }
  .scene { grid-template-columns: 1fr; }
  .scene-copy { padding: 20px 12px 8px; }
  .scene-art { min-height: 0; padding: 32px 20px; }
  .sec-cards { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .wrap { padding: 0 16px; }
  .topbar-link { display: none; }
  .hero { padding-top: 56px; }
  .wordmark { letter-spacing: 0; }
  .lede { font-size: 15px; }
  .hero-glow { top: 520px; width: 420px; height: 360px; }
  .shot { margin-top: 40px; }
  .app { grid-template-columns: 1fr; height: 460px; }
  .app-side { display: none; }
  .app-main { padding: 72px 16px 0; }
  .app-hello { font-size: 22px; text-align: center; }
  .section { padding: 72px 0; }
  .head-row { gap: 16px; }
  .head-desc { padding-bottom: 0; }
  .seg { margin-top: 28px; }
  .seg button { padding: 8px 16px; }
  .scene { padding: 12px; border-radius: 22px; }
  .mini { grid-template-columns: 1fr; }
  .mini-side { display: none; }
  .eco { padding: 72px 0; }
  .marquee-track span { height: 52px; padding: 0 20px; font-size: 14px; }
  .panel { padding: 36px 20px 20px; border-radius: 22px; }
  .platforms, .verify-grid { grid-template-columns: 1fr; }
  .release-entry { padding: 20px; }
  .release-entry time { margin-left: 0; width: 100%; }
  .faq details { padding: 0 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee-track { animation: none; }
  * { transition: none !important; }
}