:root {
    --navy: #0a2540;
    --teal: #134e5e;
    --teal-light: #1a6a7d;
    --mist: #97bcc9;
    --peach: #eea984;
    --paper: #f7f9fa;
    --ink: #102b3c;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

a { color: inherit; }

.release-nav {
    position: relative;
    z-index: 10;
    height: 88px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 max(28px, calc((100vw - 1240px) / 2));
    background: rgba(255,255,255,.94);
    border-bottom: 1px solid rgba(10,37,64,.08);
    backdrop-filter: blur(16px);
}

.release-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.release-brand img { width: 48px; height: 48px; object-fit: contain; }
.release-brand span { display: grid; }
.release-brand strong { color: var(--navy); font-size: 21px; }
.release-brand small { color: #77838b; font-size: 11px; }
.back-home {
    padding: 11px 18px;
    border: 1px solid rgba(19,78,94,.22);
    border-radius: 10px;
    color: var(--teal);
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
}

.release-hero {
    min-height: 680px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 70px;
    padding: 90px max(28px, calc((100vw - 1240px) / 2));
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at 78% 32%, rgba(151,188,201,.24), transparent 31%),
        linear-gradient(135deg, var(--teal), var(--navy) 55%, #132f3e);
}

.release-badge { display: inline-flex; align-items: center; gap: 9px; color: #dce9ed; font-size: 13px; font-weight: 700; }
.release-badge span { width: 8px; height: 8px; border-radius: 50%; background: var(--peach); box-shadow: 0 0 0 6px rgba(238,169,132,.12); }
.hero-copy h1 { margin: 22px 0; font-size: clamp(45px, 5vw, 72px); line-height: 1.14; letter-spacing: -.04em; }
.hero-copy h1 em { color: var(--peach); font-style: normal; }
.hero-copy p { max-width: 590px; margin: 0 0 32px; color: rgba(255,255,255,.74); font-size: 17px; line-height: 1.9; }
.scroll-platforms { display: inline-flex; align-items: center; gap: 15px; padding: 14px 22px; border-radius: 10px; background: #fff; color: var(--navy); font-weight: 800; text-decoration: none; }

.release-orbit { position: relative; width: min(560px, 46vw); aspect-ratio: 1; margin: auto; }
.release-orbit::before { content: "多端官方发行网络"; position: absolute; left: 50%; bottom: -28px; transform: translateX(-50%); color: rgba(255,255,255,.54); font-size: 12px; letter-spacing: 2px; white-space: nowrap; }
.orbit-links { position: absolute; inset: 9%; width: 82%; height: 82%; overflow: visible; }
.orbit-links line { stroke: rgba(151,188,201,.36); stroke-width: .34; stroke-dasharray: 2.4 2.4; animation: dataFlow 4s linear infinite; }
.orbit-ring { position: absolute; inset: 10%; border: 1px solid rgba(151,188,201,.38); border-radius: 50%; animation: orbitSpin 24s linear infinite; }
.orbit-ring::before { content: ""; position: absolute; top: 10.5%; left: 15%; width: 9px; height: 9px; border-radius: 50%; background: var(--peach); box-shadow: 0 0 18px rgba(238,169,132,.85); }
.ring-two { inset: 27%; border-style: dashed; animation-duration: 18s; animation-direction: reverse; }
.ring-two::before { top: auto; left: auto; right: 9%; bottom: 23%; width: 7px; height: 7px; background: var(--mist); box-shadow: 0 0 16px rgba(151,188,201,.9); }
.orbit-core { position: absolute; inset: 34%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; border: 1px solid rgba(255,255,255,.38); border-radius: 30%; background: linear-gradient(145deg, rgba(255,255,255,.24), rgba(151,188,201,.07)); box-shadow: 0 30px 80px rgba(0,0,0,.25), inset 0 0 30px rgba(151,188,201,.1); transform: rotate(45deg); animation: corePulse 4s ease-in-out infinite; }
.orbit-core img { width: 54%; height: 54%; object-fit: contain; transform: rotate(-45deg); filter: brightness(0) invert(1); }
.orbit-core strong { transform: rotate(-45deg); color: rgba(255,255,255,.74); font-size: 10px; letter-spacing: 1px; }
.orbit-node { position: absolute; min-width: 96px; min-height: 76px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; padding: 10px 12px; border: 1px solid rgba(255,255,255,.3); border-radius: 20px; background: rgba(10,37,64,.82); color: #fff; box-shadow: 0 18px 40px rgba(0,0,0,.2); backdrop-filter: blur(10px); font: inherit; text-decoration: none; cursor: pointer; animation: nodeFloat 4.6s ease-in-out infinite; transition: border-color .2s ease, background .2s ease, box-shadow .2s ease; }
.orbit-node b { font-size: 18px; }
.orbit-node small { color: rgba(255,255,255,.64); font-size: 10px; font-weight: 700; white-space: nowrap; }
.orbit-node:hover { border-color: rgba(238,169,132,.8); background: rgba(19,78,94,.96); box-shadow: 0 20px 48px rgba(0,0,0,.28), 0 0 24px rgba(238,169,132,.12); }
.orbit-node:focus-visible { outline: 3px solid var(--peach); outline-offset: 4px; }
.orbit-node:disabled { cursor: not-allowed; opacity: .78; }
.node-android { top: 0; left: 50%; transform: translateX(-50%); }
.node-ios { top: 27%; right: -3%; animation-delay: -.9s; }
.node-harmony { bottom: 0; right: 12%; animation-delay: -1.8s; }
.node-wechat { bottom: 0; left: 12%; animation-delay: -2.7s; }
.node-shop { top: 27%; left: -3%; color: var(--peach); animation-delay: -3.6s; }
.node-shop small { color: rgba(238,169,132,.75); }

@keyframes orbitSpin { to { transform: rotate(360deg); } }
@keyframes dataFlow { to { stroke-dashoffset: -24; } }
@keyframes corePulse { 0%,100% { box-shadow: 0 30px 80px rgba(0,0,0,.25), inset 0 0 30px rgba(151,188,201,.1); } 50% { box-shadow: 0 30px 80px rgba(0,0,0,.25), 0 0 34px rgba(151,188,201,.22), inset 0 0 36px rgba(151,188,201,.16); } }
@keyframes nodeFloat { 0%,100% { margin-top: 0; } 50% { margin-top: -8px; } }

.platform-section { max-width: 1240px; margin: 0 auto; padding: 100px 28px; }
.section-heading { max-width: 700px; margin-bottom: 44px; }
.section-heading > span, .hardware-copy > span, .notes-intro > span { color: var(--teal-light); font-size: 12px; font-weight: 900; letter-spacing: 2px; }
.section-heading h2, .notes-intro h2 { margin: 9px 0; color: var(--navy); font-size: clamp(31px, 4vw, 45px); }
.section-heading p { margin: 0; color: #728087; line-height: 1.8; }
.platform-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.platform-card { grid-column: span 2; min-height: 300px; display: flex; flex-direction: column; padding: 26px; border: 1px solid rgba(19,78,94,.12); border-radius: 22px; background: #fff; box-shadow: 0 18px 45px rgba(10,37,64,.07); transition: transform .25s ease, box-shadow .25s ease; }
.platform-card:hover { transform: translateY(-5px); box-shadow: 0 26px 60px rgba(10,37,64,.12); }
.platform-card.reveal-ready, .hardware-banner.reveal-ready, .release-notes.reveal-ready, .release-help.reveal-ready { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.platform-card.reveal-ready.is-visible, .hardware-banner.reveal-ready.is-visible, .release-notes.reveal-ready.is-visible, .release-help.reveal-ready.is-visible { opacity: 1; transform: translateY(0); }
.platform-card.reveal-ready.is-visible:hover { transform: translateY(-5px); }
.platform-card:nth-child(4) { grid-column: 2 / span 2; }
.platform-top { display: flex; align-items: center; justify-content: space-between; }
.platform-icon { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 16px; background: linear-gradient(145deg, var(--navy), var(--teal-light)); color: #fff; font-size: 17px; font-weight: 900; }
.status-dot { padding: 6px 9px; border-radius: 999px; background: rgba(151,188,201,.16); color: var(--teal); font-size: 11px; font-weight: 800; }
.status-dot.warm { background: rgba(238,169,132,.18); color: #8b573c; }
.platform-card h3 { margin: 25px 0 7px; color: var(--navy); font-size: 24px; }
.platform-card p { margin: 0 0 25px; color: #748087; line-height: 1.75; }
.platform-action { width: 100%; margin-top: auto; padding: 12px 15px; border: 0; border-radius: 9px; background: #eef3f4; color: #829097; font: inherit; font-size: 14px; font-weight: 800; text-align: center; text-decoration: none; cursor: not-allowed; }
.platform-action.is-live { background: var(--teal); color: #fff; cursor: pointer; }
.platform-action.warm.is-live { background: var(--peach); color: var(--navy); }

.release-modal[hidden] { display: none; }
.release-modal { position: fixed; inset: 0; z-index: 9999; display: grid; place-items: center; padding: 20px; background: rgba(4,20,32,.78); backdrop-filter: blur(8px); }
.release-modal-dialog { position: relative; width: min(470px, 100%); max-height: calc(100vh - 40px); overflow: auto; padding: 38px 34px 32px; border: 1px solid rgba(151,188,201,.45); border-radius: 24px; background: #fff; box-shadow: 0 32px 90px rgba(0,0,0,.38); text-align: center; }
.release-modal-dialog::before { content: ""; position: absolute; inset: 0 0 auto; height: 5px; border-radius: 24px 24px 0 0; background: linear-gradient(90deg, var(--teal), var(--mist), var(--peach)); }
.release-modal-close { position: absolute; top: 13px; right: 13px; width: 40px; height: 40px; padding: 0; border: 0; border-radius: 50%; background: #eef2f3; color: var(--navy); font: 400 27px/40px Arial,sans-serif; cursor: pointer; }
.release-modal-icon { width: 58px; height: 58px; display: grid; place-items: center; margin: 0 auto 15px; border-radius: 18px; background: linear-gradient(145deg,var(--navy),var(--teal-light)); color: #fff; font-weight: 900; }
.release-modal-kicker { color: var(--teal-light); font-size: 11px; font-weight: 900; letter-spacing: 1.5px; }
.release-modal-body h2 { margin: 7px 0 10px; color: var(--navy); font-size: 26px; }
.release-modal-body > p { margin: 0 auto 20px; color: #6f7b82; font-size: 14px; line-height: 1.75; }
.download-file, .search-keyword { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin: 0 0 18px; padding: 15px 17px; border: 1px solid rgba(19,78,94,.12); border-radius: 12px; background: #f4f7f8; text-align: left; }
.download-file strong, .search-keyword strong { color: var(--navy); }
.download-file span { color: #7c878d; font-size: 12px; }
.release-confirm-button { display: block; padding: 14px 18px; border-radius: 10px; background: var(--teal); color: #fff; font-weight: 900; text-decoration: none; }
.search-keyword button { padding: 8px 12px; border: 0; border-radius: 8px; background: var(--teal); color: #fff; font: inherit; font-size: 13px; font-weight: 800; cursor: pointer; }
.copy-feedback { display: block; min-height: 20px; color: var(--teal-light); }
.mini-program-qr { display: block; width: min(270px, 78vw); height: auto; margin: 0 auto 12px; padding: 10px; border: 1px solid #e4eaec; border-radius: 16px; background: #fff; }
body.release-modal-open { overflow: hidden; }

.hardware-banner { max-width: 1184px; min-height: 470px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; margin: 0 auto 100px; padding: 52px 60px; overflow: hidden; border-radius: 30px; color: #fff; background: linear-gradient(135deg, var(--navy), var(--teal)); }
.hardware-copy h2 { margin: 10px 0 15px; font-size: clamp(32px, 4vw, 48px); }
.hardware-copy p { color: rgba(255,255,255,.72); line-height: 1.9; }
.hardware-copy a { display: inline-block; margin-top: 16px; color: var(--peach); font-weight: 800; }
.hardware-banner img { width: 100%; max-height: 390px; object-fit: contain; mix-blend-mode: screen; }

.release-notes { max-width: 1184px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; margin: 0 auto; padding: 0 28px 100px; }
.release-notes ol { margin: 0; padding: 0; list-style: none; counter-reset: steps; }
.release-notes li { counter-increment: steps; display: grid; grid-template-columns: 52px 1fr; padding: 22px 0; border-bottom: 1px solid rgba(10,37,64,.1); }
.release-notes li::before { content: "0" counter(steps); grid-row: span 2; color: var(--peach); font-weight: 900; }
.release-notes li strong { color: var(--navy); }
.release-notes li span { margin-top: 5px; color: #77838b; font-size: 14px; }
.release-help { max-width: 1184px; display: flex; align-items: center; justify-content: space-between; gap: 30px; margin: 0 auto 80px; padding: 36px 42px; border-radius: 22px; background: #e9f0f2; }
.release-help span { color: var(--teal-light); font-size: 12px; font-weight: 900; }
.release-help h2 { margin: 5px 0 0; color: var(--navy); font-size: 24px; }
.release-help a { flex: none; padding: 13px 20px; border-radius: 9px; background: var(--navy); color: #fff; font-weight: 800; text-decoration: none; }
.release-footer { display: flex; justify-content: space-between; padding: 28px max(28px, calc((100vw - 1184px) / 2)); color: #78838a; border-top: 1px solid rgba(10,37,64,.1); font-size: 13px; }
.release-footer a { color: var(--teal); }

@media (max-width: 900px) {
    .release-hero { grid-template-columns: 1fr; min-height: auto; padding-top: 70px; text-align: center; }
    .hero-copy p { margin-left: auto; margin-right: auto; }
    .release-orbit { width: min(480px, 88vw); }
    .platform-grid { grid-template-columns: repeat(2, 1fr); }
    .platform-card, .platform-card:nth-child(4) { grid-column: auto; }
    .platform-card:last-child { grid-column: 1 / -1; }
    .hardware-banner { grid-template-columns: 1fr; margin-left: 22px; margin-right: 22px; text-align: center; }
}

@media (max-width: 620px) {
    .release-nav { height: 76px; padding: 0 18px; }
    .release-brand small { display: none; }
    .release-brand strong { font-size: 18px; }
    .release-brand img { width: 42px; height: 42px; }
    .back-home { padding: 9px 12px; }
    .release-hero { padding: 62px 20px; }
    .hero-copy h1 { font-size: 42px; }
    .platform-section { padding: 75px 18px; }
    .platform-grid { grid-template-columns: 1fr; }
    .platform-card:last-child { grid-column: auto; }
    .hardware-banner { padding: 38px 22px; }
    .release-notes { grid-template-columns: 1fr; gap: 24px; padding: 0 20px 70px; }
    .release-help { align-items: flex-start; flex-direction: column; margin: 0 18px 60px; padding: 28px; }
    .release-footer { flex-direction: column; gap: 8px; padding: 24px 20px; }
    .release-modal-dialog { padding: 36px 20px 25px; }
    .release-orbit { width: min(520px, 94vw); }
    .orbit-node { min-width: 82px; min-height: 68px; padding: 8px; }
    .orbit-node small { font-size: 9px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .orbit-ring, .orbit-links line, .orbit-core, .orbit-node { animation: none !important; }
    .platform-card.reveal-ready, .hardware-banner.reveal-ready, .release-notes.reveal-ready, .release-help.reveal-ready { opacity: 1; transform: none; transition: none; }
}