:root {
  --bg: #0b0b12;
  --surface: #11111a;
  --surface-raised: #171520;
  --ink: #f7f5fb;
  --muted: #aaa5b3;
  --accent: #b59aff;
  --accent-soft: #d1c2ff;
  --line: #ffffff1b;
  --ease: cubic-bezier(.2,.75,.25,1);
  color-scheme: dark;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

* { box-sizing: border-box; }
body { margin: 0; overflow-x: hidden; background: var(--bg); color: var(--ink); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
a, button, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--accent-soft); outline-offset: 4px; }
.shell { width: min(88%, 1360px); margin-inline: auto; }
.skip-link { position: fixed; z-index: 90; top: -70px; left: 16px; padding: 13px 16px; background: var(--accent); color: #17111f; }
.skip-link:focus { top: 12px; }

.site-header { position: fixed; z-index: 40; inset: 0 0 auto; display: flex; align-items: center; justify-content: space-between; height: 78px; padding-inline: max(6%, calc((100vw - 1360px) / 2)); border-bottom: 1px solid #ffffff12; background: #0b0b12c4; backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand img { width: 160px; height: auto; }
.site-nav { display: flex; align-items: center; gap: clamp(24px, 4vw, 56px); font-size: 13px; color: #c9c4d0; }
.site-nav a { transition: color .2s ease; }
.site-nav a:hover { color: var(--accent-soft); }
.menu-toggle { display: none; }

.hero { position: relative; isolation: isolate; height: clamp(740px, 100svh, 980px); overflow: hidden; background: var(--bg); scroll-margin-top: 78px; }
.hero-backdrop { position: absolute; z-index: -2; inset: -3% 0 -1%; overflow: hidden; will-change: transform; }
.hero-earth-layer { position: absolute; inset: 0; }
.hero-earth-layer > img { width: 100%; height: 100%; object-fit: cover; object-position: center 47%; transform: scale(1.14); will-change: transform; animation: earth-orbit-drift 16s ease-in-out infinite alternate; }
.hero-flight-lines { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; opacity: .82; pointer-events: none; }
.flight-route { fill: none; stroke: #d6c4ff; stroke-width: 1.3; stroke-linecap: round; stroke-opacity: .2; }
.flight-tracer { fill: none; stroke: #d6c4ff; stroke-width: 2.8; stroke-linecap: round; stroke-dasharray: .12 .88; stroke-dashoffset: 1; filter: drop-shadow(0 0 5px #a882ff); animation: flight-travel 12s linear infinite; }
.flight-tracer-east { animation-duration: 16s; animation-delay: -7s; }
.flight-node { fill: #e3d7ff; filter: drop-shadow(0 0 5px #ac8aff); animation: node-glow 2.8s ease-in-out infinite; }
.flight-node-hub { animation-delay: .9s; }
.flight-node-east { animation-delay: 1.8s; }
@keyframes earth-orbit-drift {
  0% { transform: translate3d(-5.5%, .4%, 0) rotate(-.9deg) scale(1.14); }
  100% { transform: translate3d(5.5%, -.4%, 0) rotate(.9deg) scale(1.14); }
}
@keyframes earth-orbit-drift-mobile {
  0% { transform: translate3d(-4.6%, .3%, 0) rotate(-.7deg) scale(1.14); }
  100% { transform: translate3d(4.6%, -.3%, 0) rotate(.7deg) scale(1.14); }
}
@keyframes flight-travel { to { stroke-dashoffset: 0; } }
@keyframes node-glow { 0%, 100% { opacity: .45; } 50% { opacity: .95; } }
@keyframes hero-device-float { from { transform: translateY(0); } to { transform: translateY(-6px); } }
.hero::after { content: ""; position: absolute; z-index: -1; inset: 0; pointer-events: none; background: linear-gradient(90deg, #0b0b12 0%, #0b0b12de 25%, #0b0b1270 51%, #0b0b121e 100%), linear-gradient(180deg, #0b0b1266 0%, transparent 30%, #0b0b1280 82%, #0b0b12 100%); }
.hero-grid { position: relative; height: calc(100% - 82px); display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(300px, .92fr); align-items: center; gap: 4%; padding-top: 84px; }
.hero-copy { z-index: 2; max-width: 690px; padding-bottom: 30px; }
.eyebrow { margin: 0 0 22px; color: var(--accent); font-size: 11px; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow span { margin-inline: 8px; color: #706680; }
.hero-eyebrow { margin-bottom: 26px; }
.hero h1 { max-width: 10.5em; margin: 0; color: var(--ink); font-size: clamp(48px, 5.1vw, 74px); font-weight: 600; line-height: 1.2; letter-spacing: -.045em; }
.hero-description { margin: 24px 0 31px; color: #c4becd; font-size: clamp(16px, 1.45vw, 20px); line-height: 1.8; }
.button { position: relative; isolation: isolate; display: inline-flex; min-height: 58px; align-items: center; justify-content: center; gap: 20px; overflow: hidden; border: 1px solid #d8c9ff7a; border-radius: 999px; font-size: 14px; font-weight: 600; transition: transform .24s var(--ease), background-color .24s ease, box-shadow .28s var(--ease), color .2s ease; }
.button::before { content: ""; position: absolute; z-index: -1; top: -25%; bottom: -25%; left: -100%; width: 42%; background: linear-gradient(100deg, transparent, #fff8 48%, transparent); transform: skewX(-22deg); transition: left .65s var(--ease); pointer-events: none; }
.button-primary { min-width: 176px; padding: 6px 7px 6px 24px; background: linear-gradient(112deg, #b69aff, #c1a9ff); color: #1c1426; box-shadow: 0 10px 28px #9d7ce532, inset 0 1px #fff9, 0 0 0 1px #9b7bea1a; }
.button-label, .button-icon { position: relative; z-index: 1; }
.button-icon { display: grid; width: 42px; height: 42px; flex: 0 0 42px; place-items: center; border: 1px solid #ffffff32; border-radius: 50%; background: #291b45; color: #efe7ff; font-size: 18px; line-height: 1; transition: transform .28s var(--ease), background-color .24s ease, box-shadow .24s ease; }
.button-primary:hover { transform: translateY(-3px); background: linear-gradient(112deg, #c5b0ff, #d3c4ff); box-shadow: 0 16px 36px #9d7ce557, inset 0 1px #fff, 0 0 0 1px #bca5ff4d; }
.button-primary:hover::before { left: 150%; }
.button-primary:hover .button-icon { transform: translate(2px, -1px) rotate(8deg); background: #3a285e; box-shadow: 0 4px 12px #28153f55; }
.button-primary:active { transform: translateY(0) scale(.985); box-shadow: 0 5px 12px #9d7ce52e, inset 0 2px 5px #604b8d45; }
.hero-product { position: relative; display: grid; min-height: 590px; align-items: center; justify-items: center; }
.hero-device-float { position: relative; z-index: 2; width: clamp(238px, 22vw, 300px); }
.hero-product.is-visible .hero-device-float { animation: hero-device-float 7.5s ease-in-out .7s infinite alternate; }
.hero-device { position: relative; width: 100%; filter: drop-shadow(0 28px 42px #0009); will-change: transform; }
.apple-device { position: relative; width: 100%; aspect-ratio: 1359 / 2736; }
.device-screen { position: absolute; z-index: 1; top: 3.28947%; left: 6.62252%; width: 86.75497%; height: 93.42105%; overflow: hidden; border-radius: 13% / 6%; background: #101828; }
.home-screen { width: 100%; height: 100%; object-fit: fill; clip-path: inset(5.7% 0 0); }
.apple-bezel { position: absolute; z-index: 4; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.apple-status { position: absolute; z-index: 5; top: 5.77485%; left: 18.83738%; width: 67.32892%; height: 1.42544%; filter: invert(1); pointer-events: none; }
.hero-product-caption { position: absolute; right: 0; bottom: 4px; margin: 0; color: #c4bbd1; font-size: 11px; letter-spacing: .06em; }
.hero-foot { position: absolute; right: 0; bottom: 0; left: 0; display: grid; height: 70px; grid-template-columns: 1fr 1fr 1fr; align-items: center; border-top: 1px solid var(--line); color: #a39cab; font-size: 10px; letter-spacing: .1em; }
.hero-foot a { justify-self: center; color: #ddd6e8; font-size: 11px; letter-spacing: 0; transition: color .2s ease; }
.hero-foot a:hover { color: var(--accent-soft); }
.hero-foot a span { margin-left: 9px; color: var(--accent); }
.hero-coordinate { justify-self: end; color: #80788c; font-size: 9px; }

.features-section { padding-block: 120px 105px; }
.section-heading { max-width: 760px; margin-bottom: 76px; }
.section-heading h2, .faq-heading h2 { margin: 0; font-size: clamp(40px, 4.3vw, 60px); font-weight: 500; line-height: 1.3; letter-spacing: -.04em; }
.section-heading > p:last-child, .faq-heading > p:last-child { margin: 22px 0 0; color: var(--muted); font-size: 15px; line-height: 1.8; }
.feature-row { display: grid; min-height: 490px; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); align-items: center; gap: clamp(50px, 8vw, 120px); padding-block: 70px; border-top: 1px solid var(--line); scroll-margin-top: 92px; }
.feature-row:last-child { border-bottom: 1px solid var(--line); }
.feature-row-reverse .feature-copy { order: 2; }
.feature-row-reverse .feature-media { order: 1; }
.feature-copy { max-width: 480px; }
.feature-copy .eyebrow { margin-bottom: 20px; }
.feature-copy h3 { margin: 0 0 22px; font-size: clamp(34px, 3.7vw, 52px); font-weight: 500; line-height: 1.3; letter-spacing: -.04em; }
.feature-copy h3 span, .feature-copy h3 em { color: var(--accent); font-style: normal; }
.feature-copy > p:not(.eyebrow) { max-width: 440px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.95; }
.text-link { display: inline-flex; align-items: center; gap: 14px; margin-top: 28px; padding-bottom: 8px; border-bottom: 1px solid #b59aff75; color: #ded4f4; font-size: 13px; transition: color .2s ease, border-color .2s ease; }
.text-link span { color: var(--accent); }
.text-link:hover { border-color: var(--accent); color: var(--accent-soft); }
.feature-media { position: relative; min-width: 0; margin: 0; overflow: hidden; border: 1px solid #ffffff16; border-radius: 20px; background: #12121a; box-shadow: 0 24px 70px #0005; }
.feature-media figcaption { position: absolute; z-index: 4; right: 16px; bottom: 14px; left: 16px; width: fit-content; max-width: calc(100% - 32px); padding: 10px 13px; border: 1px solid #ffffff20; border-radius: 8px; background: #0c0b12cc; color: #e1dce8; font-size: 10px; backdrop-filter: blur(12px); }
.feature-row-ebay { min-height: 900px; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); align-items: start; gap: clamp(44px, 7vw, 100px); }
.feature-row-ebay .feature-copy { max-width: 520px; }
.feature-media-ebay { display: flex; min-height: 0; aspect-ratio: auto; flex-direction: column; align-items: center; justify-content: center; gap: 16px; overflow: visible; border: 0; background: transparent; box-shadow: none; }
.ebay-screen-wrap { position: relative; width: min(100%, 490px); overflow: hidden; border: 1px solid #ffffff1c; border-radius: 22px; background: #13131b; box-shadow: 0 30px 78px #0008; }
.ebay-dashboard-screen { display: block; width: 100%; height: auto; border-radius: inherit; }
.ebay-route-focus { position: absolute; top: 20.6%; left: 3.4%; width: 44.8%; height: 9.6%; overflow: hidden; border: 2px solid #c9b5ff; border-radius: 12px; box-shadow: 0 0 26px #b59aff70, inset 0 0 22px #b59aff18; opacity: 0; pointer-events: none; transition: left .42s var(--ease), opacity .2s ease, box-shadow .3s ease; }
.ebay-route-focus::after { position: absolute; inset: -1px; background: linear-gradient(105deg, transparent 22%, #efe7ff8c 49%, transparent 76%); content: ""; opacity: 0; transform: translateX(-110%); }
.ebay-screen-wrap.is-switching .ebay-route-focus::after { animation: ebay-focus-scan .64s var(--ease) both; }
@keyframes ebay-focus-scan { 0% { opacity: 0; transform: translateX(-110%); } 22% { opacity: .8; } 100% { opacity: 0; transform: translateX(110%); } }
.ebay-route-focus-consignment { left: 50.2%; width: 46%; }
.feature-media-ebay[data-route="self"] .ebay-route-focus-self,
.feature-media-ebay[data-route="consignment"] .ebay-route-focus-consignment { opacity: 1; }
.feature-media-ebay figcaption { position: static; max-width: 490px; border: 0; background: transparent; color: #a9a1b6; font-size: 11px; text-align: center; backdrop-filter: none; }
.ebay-paths { margin-top: 34px; border-top: 1px solid var(--line); }
.ebay-path { position: relative; display: grid; width: 100%; grid-template-columns: 28px minmax(0, 1fr) 20px; align-items: start; gap: 14px; padding: 17px 0 17px 12px; border: 0; border-bottom: 1px solid var(--line); background: transparent; color: #bdb7c7; text-align: left; cursor: pointer; transition: color .22s ease, padding-left .28s var(--ease); }
.ebay-path::before { position: absolute; top: 16px; bottom: 16px; left: 0; width: 2px; background: var(--accent); content: ""; transform: scaleY(0); transform-origin: center; transition: transform .28s var(--ease); }
.ebay-path.is-selected::before { transform: scaleY(1); }
.ebay-path:hover { padding-left: 16px; color: var(--ink); }
.ebay-path.is-selected { color: var(--ink); }
.ebay-path-index { padding-top: 3px; color: var(--accent); font: 10px/1.4 Arial, sans-serif; letter-spacing: .08em; }
.ebay-path-copy { display: grid; gap: 6px; }
.ebay-path-copy strong { color: inherit; font-size: 15px; font-weight: 500; transition: color .2s ease; }
.ebay-path.is-selected .ebay-path-copy strong { color: var(--accent-soft); }
.ebay-path-copy > span { color: #ddd8e5; font-size: 12px; line-height: 1.6; }
.ebay-path-copy i { padding-inline: 4px; color: var(--accent); font-style: normal; }
.ebay-path-copy small { color: #928b9d; font-size: 11px; line-height: 1.5; transition: color .24s ease; }
.ebay-path.is-selected .ebay-path-copy small { color: #bcb0d3; }
.ebay-path.is-switching .ebay-path-copy small { animation: route-copy-in .4s var(--ease) both; }
@keyframes route-copy-in { from { opacity: .35; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.ebay-path-mark { color: #716983; font-size: 15px; transition: color .22s ease, transform .22s var(--ease); }
.ebay-path.is-selected .ebay-path-mark { color: var(--accent); transform: translate(2px, -2px); }
.ebay-route-status { min-height: 18px; margin: 12px 0 0; color: #a99dbf; font-size: 10px; letter-spacing: .02em; }
.ebay-route-status.is-switching { animation: route-copy-in .36s var(--ease) both; }
.feature-media-screen { aspect-ratio: 1.24; }
.feature-media-screen > img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.motion-ready .feature-media-market > img { clip-path: inset(0 100% 0 0); transition: clip-path .9s var(--ease); }
.motion-ready .feature-media-market.is-visible > img { clip-path: inset(0); }
.motion-ready .feature-media-catalog > img { clip-path: inset(0 0 100% 0); transition: clip-path 1s var(--ease); }
.motion-ready .feature-media-catalog.is-visible > img { clip-path: inset(0); }
.feature-media-binder { aspect-ratio: 1.6; background: #f6f5f7; }
.binder-crop { position: absolute; inset: 0; overflow: hidden; border-radius: inherit; }
.binder-crop img { position: relative; left: -28.37838%; width: 158.10811%; max-width: none; height: auto; transform: translateY(calc(-67.93049% + var(--parallax-y, 0px))); }
.motion-ready .feature-media-binder .binder-crop img { opacity: .72; transform: translateY(calc(-67.93049% + var(--parallax-y, 0px) + 22px)) scale(.985); transition: transform .9s var(--ease), opacity .9s ease; }
.motion-ready .feature-media-binder.is-visible .binder-crop img { opacity: 1; transform: translateY(calc(-67.93049% + var(--parallax-y, 0px))) scale(1); }
.feature-media .parallax-layer { will-change: transform; transition: transform .16s linear; }
.feature-media-screen > img.parallax-layer { transform: translate3d(0, var(--parallax-y, 0px), 0) scale(1.035); }
.feature-media-ebay > .feature-screen { transform: translate3d(0, var(--parallax-y, 0px), 0); }
.feature-media-ebay > .feature-card { transform: translate3d(0, var(--parallax-y, 0px), 0) rotate(-8deg); }
.feature-media-ebay > figcaption, .feature-media-screen > figcaption { transform: none; }

.faq-section { padding-block: 110px 120px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #101017; }
.faq-inner { display: grid; grid-template-columns: minmax(250px, .72fr) minmax(0, 1.28fr); gap: 9%; align-items: start; }
.faq-heading { position: sticky; top: 120px; }
.faq-heading h2 { font-size: clamp(38px, 4vw, 52px); }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { display: flex; min-height: 72px; align-items: center; gap: 20px; padding: 14px 4px; color: #e8e4ed; font-size: 15px; list-style: none; cursor: pointer; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker { content: ""; }
.faq-number { flex: 0 0 28px; color: var(--accent); font: 11px/1 Arial, sans-serif; letter-spacing: .08em; }
.faq-question { flex: 1 1 auto; }
.faq-toggle { position: relative; display: grid; width: 24px; height: 24px; flex: 0 0 24px; place-items: center; border: 1px solid #ffffff30; border-radius: 50%; color: var(--accent-soft); transition: border-color .2s ease, background .2s ease, transform .28s var(--ease); }
.faq-toggle::before, .faq-toggle::after { position: absolute; width: 8px; height: 1px; background: currentColor; content: ""; transition: transform .24s var(--ease); }
.faq-toggle::after { transform: rotate(90deg); }
.faq-item[open] .faq-toggle { border-color: #b59aff8a; background: #b59aff16; }
.faq-item[open] .faq-toggle::after { transform: rotate(90deg) scaleX(0); }
.faq-answer { display: grid; grid-template-rows: 0fr; padding: 0 44px 0 48px; color: var(--muted); font-size: 13px; line-height: 1.9; opacity: 0; transform: translateY(-4px); transition: grid-template-rows .3s var(--ease), opacity .22s ease, transform .3s var(--ease); }
.faq-answer p { min-height: 0; margin: 0; overflow: hidden; padding-bottom: 0; transition: padding .3s var(--ease); }
.faq-item[open] .faq-answer { grid-template-rows: 1fr; opacity: 1; transform: none; }
.faq-item[open] .faq-answer p { padding-bottom: 23px; }
.faq-answer a { display: inline-flex; gap: 6px; margin-top: 8px; color: var(--accent-soft); text-decoration: underline; text-underline-offset: 4px; }

.download-section { position: relative; isolation: isolate; overflow: hidden; padding-block: 105px; background: #101017; }
.download-earth { position: absolute; z-index: -2; inset: 0; background: url("assets/hero-earth.png") center 70% / cover no-repeat; opacity: .34; transform: scale(1.04); }
.download-section::before { content: ""; position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, #0b0b12ed 0%, #0b0b1299 58%, #0b0b12aa 100%), linear-gradient(0deg, #0b0b12d9 0%, transparent 65%); }
.download-inner { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 8%; }
.download-copy h2 { max-width: 700px; margin: 0; font-size: clamp(42px, 4.8vw, 66px); font-weight: 500; line-height: 1.28; letter-spacing: -.04em; }
.download-copy > p:not(.eyebrow) { margin: 18px 0 27px; color: #c3bdca; font-size: 14px; }
.download-button { min-width: 258px; min-height: 76px; justify-content: space-between; gap: 24px; padding: 10px 10px 10px 22px; border-radius: 23px; }
.download-button .button-label { display: flex; flex-direction: column; align-items: flex-start; gap: 3px; }
.download-button .button-label small { color: #43375e; font-size: 9px; font-weight: 700; letter-spacing: .12em; line-height: 1.2; }
.download-button .button-label strong { font-size: 16px; font-weight: 650; line-height: 1.25; }
.download-button .button-icon { width: 48px; height: 48px; flex-basis: 48px; }
.download-button:hover .button-icon { transform: translate(3px, -2px) rotate(12deg) scale(1.04); }
.download-qr { display: flex; align-items: center; gap: 22px; padding: 22px 0 22px 8%; border-left: 1px solid #ffffff30; }
.qr-frame { position: relative; flex: 0 0 148px; width: 148px; padding: 10px; border-radius: 10px; background: #fff; box-shadow: 0 0 0 1px #ffffff26; }
.download-qr.is-visible .qr-frame { animation: qr-frame-arrive 1.1s .15s var(--ease) both; }
@keyframes qr-frame-arrive { 0% { box-shadow: 0 0 0 0 #b59aff00, 0 0 0 0 #b59aff00; } 45% { box-shadow: 0 0 0 1px #bda5ffcc, 0 0 28px 5px #a982ff55; } 100% { box-shadow: 0 0 0 1px #ffffff26, 0 0 0 0 #a982ff00; } }
.qr-frame img { width: 100%; height: auto; }
.store-copy { display: grid; gap: 9px; }
.store-copy strong { font-size: 14px; font-weight: 500; }
.store-copy span { color: var(--muted); font-size: 12px; }

.site-footer { display: grid; grid-template-columns: auto 1fr; gap: 26px 50px; align-items: center; padding-block: 26px 30px; border-top: 1px solid var(--line); }
.footer-brand img { width: 128px; }
.site-footer nav { display: flex; justify-content: flex-end; gap: 32px; color: #c5bfcb; font-size: 12px; }
.site-footer nav a:hover { color: var(--accent-soft); }
.site-footer > p { grid-column: 1 / -1; margin: 0; color: #8c8595; font-size: 10px; }
.site-footer > p span { padding-inline: 7px; color: #5f5768; }

[data-reveal] { opacity: 1; transform: none; }
.motion-ready [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .65s var(--ease), transform .65s var(--ease); }
.motion-ready [data-reveal].is-visible { opacity: 1; transform: none; }
.hero-copy[data-reveal] { transition-delay: .08s; }
.hero-product[data-reveal] { transition-delay: .26s; }
.feature-copy[data-reveal] { transition-delay: .04s; }
.feature-media[data-reveal] { transition-delay: .18s; }
.hero-device { transform: translate3d(0, var(--parallax-y, 0px), 0); }
.hero-backdrop { transform: translate3d(0, var(--parallax-y, 0px), 0) scale(1.035); }
.parallax-layer { will-change: transform; }

@media (min-width: 1600px) {
  .hero-device { width: 300px; }
  .feature-row { min-height: 520px; }
}
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: minmax(0, 1.02fr) minmax(270px, .88fr); gap: 2%; }
  .hero h1 { font-size: clamp(44px, 5.2vw, 62px); }
  .hero-product { min-height: 520px; }
  .feature-row { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 6%; }
  .feature-copy h3 { font-size: clamp(34px, 4vw, 44px); }
  .feature-media-ebay { min-height: 340px; }
  .download-inner { gap: 5%; }
  .download-qr { padding-left: 5%; }
}
@media (max-width: 760px) {
  :root { scroll-padding-top: 78px; }
  .shell { width: min(88%, 600px); }
  .site-header { height: 68px; padding-inline: 6%; }
  .brand img { width: 130px; }
  .menu-toggle { display: inline-flex; min-height: 40px; align-items: center; gap: 9px; padding: 0 13px; border: 1px solid #ffffff30; border-radius: 999px; background: #ffffff08; color: #e7e2ed; font-size: 12px; cursor: pointer; transition: border-color .2s ease, background .2s ease; }
  .menu-toggle[aria-expanded="true"] { border-color: #b59aff88; background: #b59aff12; }
  .menu-mark { position: relative; display: block; width: 12px; height: 12px; }
  .menu-mark::before, .menu-mark::after { position: absolute; top: 3px; left: 1px; width: 10px; height: 1px; background: currentColor; content: ""; transition: transform .24s var(--ease), top .24s var(--ease); }
  .menu-mark::after { top: 8px; }
  .menu-toggle[aria-expanded="true"] .menu-mark::before { top: 5px; transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-mark::after { top: 5px; transform: rotate(-45deg); }
  .site-nav { position: absolute; top: 67px; right: 5%; left: 5%; display: grid; gap: 0; padding: 8px 18px; border: 1px solid #ffffff1d; border-radius: 14px; background: #12111af5; box-shadow: 0 18px 50px #0009; opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .2s ease, transform .2s var(--ease), visibility .2s; }
  .site-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .site-nav a { padding: 15px 0; border-bottom: 1px solid #ffffff12; font-size: 13px; }
  .site-nav a:last-child { border-bottom: 0; }
  body.menu-open { overflow: hidden; }
  .hero { height: auto; min-height: 820px; min-height: max(820px, 100svh); }
  .hero-backdrop { inset: 0 -22% 0 -5%; }
  .hero-earth-layer > img { object-position: 58% center; animation-name: earth-orbit-drift-mobile; animation-duration: 20s; }
  .hero-earth-layer { animation-duration: 20s; }
  .hero-earth-layer > img { object-position: 58% center; }
  .hero-flight-lines { opacity: .66; }
  .hero::after { background: linear-gradient(180deg, #0b0b12bd 0%, #0b0b125c 42%, #0b0b12e3 78%, #0b0b12 100%), linear-gradient(90deg, #0b0b12b8 0%, transparent 76%); }
  .hero-grid { display: block; height: auto; min-height: max(762px, calc(100svh - 58px)); padding-top: 116px; }
  .hero-copy { position: relative; z-index: 3; max-width: 95%; padding-bottom: 0; }
  .hero-eyebrow { max-width: 100%; margin-bottom: 18px; font-size: 9px; letter-spacing: .11em; }
  .hero h1 { max-width: 9em; font-size: clamp(39px, 10.2vw, 52px); line-height: 1.28; letter-spacing: -.045em; }
  .hero-description { max-width: 300px; margin: 15px 0 22px; font-size: 14px; line-height: 1.7; }
  .button { min-height: 50px; gap: 15px; font-size: 13px; }
  .button-primary { min-width: 158px; padding: 5px 6px 5px 20px; }
  .button-icon { width: 36px; height: 36px; flex-basis: 36px; font-size: 16px; }
  .hero-product { position: absolute; right: 6%; bottom: 36px; display: block; min-height: 0; width: 182px; }
  .hero-device-float { width: 100%; }
  .hero-product-caption { right: 0; bottom: -7px; width: 100%; text-align: center; font-size: 9px; }
  .hero-foot { height: 56px; grid-template-columns: 1fr 1fr; font-size: 8px; }
  .hero-foot a { justify-self: end; font-size: 10px; }
  .hero-coordinate { display: none; }
  .features-section { padding-block: 78px 65px; }
  .section-heading { margin-bottom: 40px; }
  .section-heading .eyebrow { margin-bottom: 17px; }
  .section-heading h2 { font-size: clamp(34px, 9vw, 44px); line-height: 1.36; }
  .section-heading > p:last-child { margin-top: 15px; font-size: 13px; }
  .feature-row { min-height: 0; grid-template-columns: 1fr; gap: 26px; padding-block: 42px 48px; }
  .feature-row { scroll-margin-top: 78px; }
  .feature-row-reverse .feature-copy, .feature-row-reverse .feature-media { order: initial; }
  .feature-copy .eyebrow { margin-bottom: 15px; font-size: 9px; }
  .feature-copy h3 { margin-bottom: 14px; font-size: clamp(31px, 8vw, 40px); line-height: 1.33; }
  .feature-copy > p:not(.eyebrow) { font-size: 13px; line-height: 1.85; }
  .text-link { margin-top: 20px; font-size: 12px; }
  .feature-media { border-radius: 15px; }
  .feature-row-ebay { min-height: 0; gap: 26px; }
  .feature-media-ebay { justify-content: flex-start; gap: 12px; }
  .ebay-screen-wrap { width: min(100%, 430px); border-radius: 17px; }
  .ebay-route-focus { border-width: 1.5px; border-radius: 9px; }
  .ebay-paths { margin-top: 26px; }
  .ebay-path { grid-template-columns: 25px minmax(0, 1fr) 18px; gap: 11px; padding-block: 15px; }
  .ebay-path-copy strong { font-size: 14px; }
  .ebay-path-copy > span { font-size: 11px; }
  .ebay-path-copy small { font-size: 10px; }
  .ebay-route-status { margin-top: 10px; font-size: 9px; }
  .feature-media-ebay figcaption { font-size: 9px; }
  .feature-media-screen { aspect-ratio: 1.06; }
  .feature-media figcaption { right: 10px; bottom: 10px; left: 10px; max-width: calc(100% - 20px); padding: 8px 10px; font-size: 9px; }
  .feature-media-binder { aspect-ratio: 1.35; }
  .binder-crop img { left: -28.37838%; width: 158.10811%; transform: translateY(calc(-67.93049% + var(--parallax-y, 0px))); }
  .faq-section { padding-block: 72px 78px; }
  .faq-inner { display: block; }
  .faq-heading { position: static; margin-bottom: 28px; }
  .faq-heading .eyebrow { margin-bottom: 16px; }
  .faq-heading h2 { font-size: 38px; }
  .faq-heading > p:last-child { margin-top: 12px; font-size: 13px; }
  .faq-item summary { min-height: 66px; gap: 12px; padding-block: 12px; font-size: 13px; }
  .faq-number { flex-basis: 25px; font-size: 10px; }
  .faq-answer { padding: 0 8px 0 37px; font-size: 12px; line-height: 1.85; }
  .faq-answer p { padding-bottom: 17px; }
  .download-section { padding-block: 72px; }
  .download-section::before { background: linear-gradient(180deg, #0b0b12d9 0%, #0b0b12a6 48%, #0b0b12e8 100%); }
  .download-earth { background-position: 57% 70%; opacity: .28; }
  .download-inner { display: block; }
  .download-copy .eyebrow { margin-bottom: 16px; font-size: 9px; }
  .download-copy h2 { font-size: clamp(38px, 10vw, 48px); line-height: 1.35; }
  .download-copy > p:not(.eyebrow) { margin-block: 14px 21px; font-size: 12px; }
  .download-button { min-width: 230px; min-height: 72px; padding: 9px 9px 9px 18px; gap: 18px; }
  .download-qr { gap: 15px; margin-top: 35px; padding: 25px 0 0; border-top: 1px solid #ffffff30; border-left: 0; }
  .qr-frame { flex-basis: 112px; width: 112px; padding: 8px; border-radius: 8px; }
  .store-copy strong { font-size: 12px; }
  .store-copy span { font-size: 10px; }
  .site-footer { grid-template-columns: 1fr; gap: 18px; padding-block: 23px; }
  .footer-brand img { width: 120px; }
  .site-footer nav { justify-content: flex-start; gap: 22px; font-size: 11px; }
  .site-footer > p { grid-column: auto; font-size: 9px; line-height: 1.7; }
}
@media (max-width: 370px) {
  .hero { min-height: 780px; min-height: max(780px, 100svh); }
  .hero-product { right: 4%; width: 160px; }
  .hero h1 { font-size: 37px; }
  .ebay-path { gap: 9px; }
  .ebay-path-copy small { font-size: 9px; }
  .download-qr { gap: 12px; }
  .qr-frame { flex-basis: 100px; width: 100px; }
}
@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .motion-ready [data-reveal] { opacity: 1; transform: none; }
  [data-parallax] { transform: none !important; }
  .hero-earth-layer { transform: none; }
  .hero-earth-layer > img { animation: none; transform: scale(1.14); }
  .flight-tracer { animation: none; opacity: .35; }
  .flight-node { animation: none; opacity: .65; }
}