:root {
  color-scheme: dark;
  --bg: #08111e;
  --bg-soft: #0c1726;
  --panel: rgba(15, 27, 43, 0.82);
  --panel-strong: #101d2d;
  --line: rgba(142, 169, 203, 0.18);
  --line-strong: rgba(114, 166, 235, 0.32);
  --text: #f3f7fc;
  --muted: #97a8bc;
  --muted-strong: #bcc9d8;
  --blue: #3189ff;
  --blue-light: #65adff;
  --violet: #7a5cff;
  --green: #39d8a0;
  --shadow: 0 32px 80px rgba(0, 0, 0, 0.38);
  --shell: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: "Microsoft YaHei UI", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
img { display: block; max-width: 100%; }
.shell { width: var(--shell); margin: 0 auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.page-glow { position: fixed; z-index: -1; width: 38vw; height: 38vw; border-radius: 999px; filter: blur(120px); opacity: .12; pointer-events: none; }
.page-glow-one { top: -16vw; right: -10vw; background: var(--blue); }
.page-glow-two { top: 38vh; left: -20vw; background: var(--violet); }

.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid rgba(133, 161, 193, .13); background: rgba(8, 17, 30, .78); backdrop-filter: blur(18px); }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand img { border-radius: 10px; box-shadow: 0 8px 22px rgba(0, 0, 0, .28); }
.brand span { display: grid; line-height: 1.25; }
.brand strong { font-size: 16px; letter-spacing: .02em; }
.brand small { color: var(--muted); font-size: 11px; margin-top: 3px; }
.main-nav { display: flex; align-items: center; gap: 28px; color: var(--muted-strong); font-size: 14px; }
.main-nav a { transition: color .2s ease, background .2s ease, transform .2s ease; }
.main-nav a:hover, .main-nav a.is-active { color: #fff; }
.main-nav .nav-cta { padding: 9px 15px; border: 1px solid rgba(92, 156, 242, .45); border-radius: 9px; background: rgba(38, 112, 211, .13); color: #dcecff; }
.main-nav .nav-cta:hover { background: rgba(49, 137, 255, .2); transform: translateY(-1px); }
.nav-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); color: white; padding: 10px; }
.nav-toggle span:not(.sr-only) { display: block; height: 2px; margin: 4px 0; border-radius: 2px; background: currentColor; }

.hero { position: relative; overflow: hidden; padding: 92px 0 84px; }
.hero::before { content: ""; position: absolute; inset: 0 0 auto; height: 1px; background: linear-gradient(90deg, transparent, rgba(88, 151, 236, .5), transparent); opacity: .45; }
.hero-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 64px; }
.eyebrow, .section-kicker { color: #8cbcff; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; padding: 7px 11px; border: 1px solid rgba(79, 145, 231, .24); border-radius: 999px; background: rgba(30, 94, 176, .1); }
.eyebrow span { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px rgba(57, 216, 160, .1); }
.hero h1 { margin: 24px 0 22px; font-size: clamp(42px, 5vw, 68px); line-height: 1.13; letter-spacing: -.045em; }
.hero h1 em { font-style: normal; background: linear-gradient(110deg, #f3f8ff 6%, #77b8ff 45%, #9a7dff 82%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-lead { max-width: 620px; margin: 0; color: var(--muted-strong); font-size: 17px; line-height: 1.9; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 21px; border: 1px solid transparent; border-radius: 10px; font-size: 14px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: linear-gradient(135deg, #2688ff, #665bff); box-shadow: 0 14px 30px rgba(43, 116, 238, .24); }
.button-secondary { border-color: var(--line-strong); background: rgba(16, 29, 45, .72); color: #dce9f8; }
.hero-signals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 44px; padding-top: 25px; border-top: 1px solid var(--line); }
.hero-signals div { display: grid; }
.hero-signals strong { color: #f2f7fd; font-size: 15px; }
.hero-signals span { color: var(--muted); font-size: 12px; }

.product-stage { position: relative; min-height: 510px; display: flex; align-items: center; }
.product-window { position: relative; z-index: 2; width: 100%; overflow: hidden; border: 1px solid rgba(121, 165, 220, .3); border-radius: 18px; background: #0c1623; box-shadow: var(--shadow), 0 0 0 8px rgba(31, 66, 107, .08); transform: perspective(1400px) rotateY(-4deg) rotateX(1deg); transform-origin: center; }
.window-bar { height: 48px; padding: 0 14px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #283647; background: #111b28; color: #c9d7e7; font-size: 11px; }
.window-brand { display: flex; align-items: center; gap: 8px; }
.window-brand img { border-radius: 6px; }
.window-status { display: flex; align-items: center; gap: 6px; color: #9db0c5; }
.window-status i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.product-screenshot { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: center; }
.stage-orbit { position: absolute; border: 1px solid rgba(80, 149, 242, .17); border-radius: 50%; }
.orbit-one { width: 560px; height: 560px; right: -80px; top: -25px; }
.orbit-two { width: 410px; height: 410px; right: -10px; top: 50px; border-color: rgba(128, 98, 255, .14); }
.floating-card { position: absolute; z-index: 4; display: flex; align-items: center; gap: 11px; min-width: 220px; padding: 13px 15px; border: 1px solid rgba(119, 163, 218, .28); border-radius: 12px; background: rgba(13, 25, 41, .9); box-shadow: 0 18px 36px rgba(0, 0, 0, .28); backdrop-filter: blur(12px); }
.floating-card-top { top: 48px; right: -28px; }
.floating-card-bottom { bottom: 28px; left: -30px; }
.floating-card div { display: grid; }
.floating-card strong { font-size: 12px; }
.floating-card small { color: var(--muted); font-size: 10px; }
.floating-card b { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 10px; background: linear-gradient(135deg, rgba(49, 137, 255, .26), rgba(122, 92, 255, .3)); color: #a9ceff; font-size: 11px; }
.status-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 6px rgba(57, 216, 160, .08); }

.trust-strip { border-block: 1px solid var(--line); background: rgba(12, 23, 38, .56); }
.trust-grid { min-height: 76px; display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); align-items: center; gap: 22px; color: #9dafc2; font-size: 12px; }
.trust-grid span { color: #d8e6f5; font-weight: 700; }
.trust-grid div { position: relative; padding-left: 14px; }
.trust-grid div::before { content: ""; position: absolute; left: 0; top: 50%; width: 4px; height: 4px; border-radius: 50%; background: var(--blue-light); }

.section { padding: 106px 0; }
.section-heading { display: grid; grid-template-columns: 1.25fr .75fr; gap: 50px; align-items: end; margin-bottom: 45px; }
.section-heading h2, .workflow-copy h2, .release-card h2 { margin: 10px 0 0; font-size: clamp(30px, 4vw, 45px); line-height: 1.28; letter-spacing: -.035em; }
.section-heading p, .workflow-copy > p, .release-card p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.9; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { position: relative; min-height: 245px; padding: 27px; overflow: hidden; border: 1px solid var(--line); border-radius: 15px; background: linear-gradient(145deg, rgba(17, 31, 49, .92), rgba(11, 21, 35, .78)); transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.feature-card:hover { transform: translateY(-4px); border-color: rgba(91, 157, 243, .4); box-shadow: 0 22px 40px rgba(0, 0, 0, .18); }
.feature-code { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid rgba(94, 158, 244, .28); border-radius: 11px; background: rgba(39, 109, 201, .12); color: #8fc2ff; font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.feature-card h3 { margin: 23px 0 10px; font-size: 18px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }
.feature-line { position: absolute; left: 27px; right: 27px; bottom: 0; height: 2px; background: linear-gradient(90deg, var(--blue), var(--violet), transparent); opacity: 0; transform: scaleX(.4); transform-origin: left; transition: opacity .25s ease, transform .25s ease; }
.feature-card:hover .feature-line { opacity: 1; transform: scaleX(1); }

.workflow-section { border-block: 1px solid var(--line); background: linear-gradient(180deg, rgba(13, 25, 42, .62), rgba(8, 17, 30, .12)); }
.workflow-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 76px; }
.workflow-copy > p { margin-top: 18px; }
.workflow-list { display: grid; gap: 13px; margin: 31px 0 0; padding: 0; list-style: none; }
.workflow-list li { display: flex; gap: 15px; align-items: center; padding: 15px 0; border-bottom: 1px solid var(--line); }
.workflow-list li > span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; background: rgba(49, 137, 255, .11); color: #7cb7ff; font-size: 11px; font-weight: 800; }
.workflow-list li div { display: grid; }
.workflow-list strong { font-size: 14px; }
.workflow-list small { color: var(--muted); font-size: 12px; }
.workflow-panel { overflow: hidden; border: 1px solid rgba(118, 160, 214, .28); border-radius: 16px; background: rgba(14, 26, 42, .88); box-shadow: 0 28px 65px rgba(0, 0, 0, .28); }
.panel-head, .panel-foot { display: flex; align-items: center; justify-content: space-between; padding: 17px 20px; background: rgba(21, 36, 56, .8); }
.panel-head { border-bottom: 1px solid var(--line); }
.panel-head span { font-size: 14px; font-weight: 700; }
.panel-head small, .panel-foot small { color: var(--muted); font-size: 11px; }
.task-row { min-height: 77px; display: grid; grid-template-columns: 32px 1fr auto; align-items: center; gap: 13px; padding: 14px 20px; border-bottom: 1px solid var(--line); }
.task-row-active { background: rgba(35, 92, 164, .08); }
.task-check { display: grid; place-items: center; width: 25px; height: 25px; border-radius: 7px; background: rgba(57, 216, 160, .12); color: var(--green); font-size: 12px; }
.task-check-active { position: relative; border: 2px solid rgba(77, 151, 248, .28); border-top-color: var(--blue-light); border-radius: 50%; background: transparent; }
.task-check-muted { border: 1px solid var(--line-strong); background: transparent; }
.task-name { display: grid; }
.task-name strong { font-size: 13px; }
.task-name small { color: var(--muted); font-size: 11px; }
.pill { padding: 4px 9px; border-radius: 999px; background: rgba(118, 144, 176, .12); color: #aebed0; font-size: 10px; }
.pill-success { background: rgba(57, 216, 160, .1); color: #5de6b6; }
.task-progress { min-width: 132px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 9px; }
.task-progress > span { height: 5px; overflow: hidden; border-radius: 10px; background: #1b2a3c; }
.task-progress i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #3a8fff, #745eff); }
.task-progress i.progress-41 { width: 41%; }
.task-progress small { color: #bdd1e8; font-size: 10px; }
.panel-foot { font-size: 10px; color: #a8bbcf; }
.panel-foot span { display: flex; align-items: center; gap: 7px; }
.panel-foot i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }

.release-section { padding-top: 92px; }
.release-card { position: relative; overflow: hidden; display: grid; grid-template-columns: 1.35fr .65fr; align-items: center; gap: 50px; padding: 52px; border: 1px solid rgba(104, 160, 233, .3); border-radius: 20px; background: linear-gradient(135deg, rgba(20, 43, 72, .9), rgba(26, 23, 62, .86)); box-shadow: 0 32px 70px rgba(0, 0, 0, .25); }
.release-card::after { content: "JC"; position: absolute; right: -20px; bottom: -70px; color: rgba(119, 159, 230, .055); font-size: 230px; font-weight: 900; line-height: 1; pointer-events: none; }
.release-card p { margin-top: 15px; max-width: 670px; }
.release-status { position: relative; z-index: 1; display: grid; gap: 6px; padding: 23px; border: 1px solid rgba(136, 173, 224, .22); border-radius: 14px; background: rgba(6, 14, 27, .38); }
.release-status > span { display: flex; align-items: center; gap: 7px; color: #75e5ba; font-size: 11px; }
.release-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px rgba(57, 216, 160, .08); }
.release-status strong { margin-top: 7px; font-size: 17px; }
.release-status small { color: var(--muted); font-size: 11px; }

.site-footer { margin-top: 110px; border-top: 1px solid var(--line); background: rgba(5, 12, 22, .7); }
.footer-inner { min-height: 120px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-inner p { color: #718297; font-size: 11px; }

.inner-hero { padding: 90px 0 60px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, rgba(20, 39, 64, .48), rgba(8, 17, 30, .05)); }
.inner-hero-grid { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 50px; }
.inner-hero h1 { margin: 11px 0 15px; font-size: clamp(38px, 5vw, 58px); line-height: 1.18; letter-spacing: -.045em; }
.inner-hero p { max-width: 720px; margin: 0; color: var(--muted-strong); font-size: 15px; line-height: 1.9; }
.inner-badge { min-width: 180px; display: grid; padding: 22px; border: 1px solid var(--line-strong); border-radius: 14px; background: var(--panel); }
.inner-badge strong { color: #8fc2ff; font-size: 35px; line-height: 1; }
.inner-badge span { margin-top: 7px; color: var(--muted); font-size: 11px; }
.inner-section { padding-top: 70px; }
.detail-section { padding-top: 20px; }
.detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.detail-grid article { padding: 29px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.detail-grid article > span { color: #6faeff; font-size: 11px; font-weight: 800; }
.detail-grid h2 { margin: 12px 0 8px; font-size: 20px; }
.detail-grid p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }
.status-card { min-width: 280px; display: grid; gap: 5px; padding: 22px; border: 1px solid var(--line-strong); border-radius: 14px; background: var(--panel); }
.status-card > span { display: flex; align-items: center; gap: 7px; color: #6ae2b5; font-size: 10px; }
.status-card i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.status-card strong { font-size: 17px; }
.status-card small { color: var(--muted); font-size: 10px; }
.release-list { display: grid; gap: 15px; }
.release-item { display: grid; grid-template-columns: 190px 1fr auto; align-items: center; gap: 30px; padding: 26px; border: 1px solid var(--line); border-radius: 15px; background: var(--panel); }
.release-version { display: grid; }
.release-version > span { color: #75b4ff; font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.release-version strong { margin: 5px 0; font-size: 23px; }
.release-version small, .release-action small { color: var(--muted); font-size: 9px; }
.release-summary h2 { margin: 0 0 7px; font-size: 13px; }
.release-summary p { margin: 0; color: var(--muted); font-size: 12px; white-space: pre-wrap; }
.release-summary code { display: block; max-width: 620px; margin-top: 10px; overflow: hidden; color: #6f88a5; font-size: 9px; text-overflow: ellipsis; }
.release-action { display: grid; justify-items: center; gap: 7px; }
.button-disabled { border-color: var(--line); background: rgba(88, 111, 139, .08); color: #697c91; cursor: not-allowed; }
.empty-public { padding: 70px 30px; border: 1px dashed var(--line-strong); border-radius: 15px; text-align: center; background: rgba(15, 27, 43, .5); }
.empty-public > span { color: #6eabf6; font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.empty-public h2 { margin: 12px 0 9px; font-size: 25px; }
.empty-public p { max-width: 620px; margin: 0 auto; color: var(--muted); font-size: 12px; }
.support-grid { display: grid; grid-template-columns: 1fr 320px; gap: 22px; align-items: start; }
.announcement-list { display: grid; gap: 13px; }
.announcement-item, .support-card { padding: 27px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.announcement-item small { color: #6f86a1; font-size: 9px; }
.announcement-item h2 { margin: 8px 0 10px; font-size: 18px; }
.announcement-item p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.85; white-space: pre-wrap; }
.support-card { position: sticky; top: 100px; }
.support-card h2 { margin: 11px 0 9px; font-size: 20px; }
.support-card p { margin: 0 0 20px; color: var(--muted); font-size: 12px; line-height: 1.8; }
.compact-heading { align-items: center; }
.text-link { color: #83baff; font-size: 12px; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.news-card { padding: 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.news-card small { color: #6e829a; font-size: 9px; }
.news-card h3 { margin: 8px 0; font-size: 15px; }
.news-card p { display: -webkit-box; margin: 0; overflow: hidden; color: var(--muted); font-size: 11px; line-height: 1.8; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }

@media (max-width: 1040px) {
  .main-nav { gap: 18px; }
  .hero-grid, .workflow-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 72px; }
  .hero-copy { max-width: 720px; }
  .product-stage { min-height: auto; margin-top: 12px; }
  .product-window { transform: none; }
  .floating-card-top { right: 20px; }
  .floating-card-bottom { left: 20px; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); padding: 22px 0; }
  .trust-grid span { grid-column: 1 / -1; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .release-item { grid-template-columns: 150px 1fr; }
  .release-action { grid-column: 1 / -1; justify-items: start; }
  .support-grid { grid-template-columns: 1fr; }
  .support-card { position: static; }
  .news-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 780px) {
  :root { --shell: min(100% - 28px, 1180px); }
  .header-inner { min-height: 66px; }
  .nav-toggle { display: block; }
  .main-nav { position: absolute; top: calc(100% + 1px); left: 14px; right: 14px; display: none; align-items: stretch; gap: 4px; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: #0e1a29; box-shadow: var(--shadow); }
  .main-nav.is-open { display: grid; }
  .main-nav a { padding: 10px 12px; border-radius: 8px; }
  .main-nav a:hover { background: rgba(52, 108, 181, .12); }
  .hero { padding: 60px 0 55px; }
  .hero h1 { font-size: clamp(38px, 12vw, 56px); }
  .hero-lead { font-size: 15px; }
  .hero-signals { gap: 10px; }
  .floating-card { display: none; }
  .section { padding: 76px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 18px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 215px; }
  .workflow-grid { gap: 45px; }
  .release-card { grid-template-columns: 1fr; padding: 32px 25px; }
  .inner-hero-grid { grid-template-columns: 1fr; align-items: start; }
  .inner-badge, .status-card { width: 100%; min-width: 0; }
  .detail-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-inner { min-height: 150px; flex-direction: column; align-items: flex-start; justify-content: center; gap: 16px; }
  .footer-inner p { margin: 0; }
}

@media (max-width: 520px) {
  .brand small { display: none; }
  .hero-actions .button { width: 100%; }
  .hero-signals { grid-template-columns: 1fr; }
  .hero-signals div { grid-template-columns: 100px 1fr; align-items: center; }
  .product-stage { margin-inline: -6px; }
  .window-status { display: none; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-grid span { grid-column: auto; }
  .task-row { grid-template-columns: 30px 1fr; }
  .task-row > :last-child { grid-column: 2; justify-self: start; }
  .task-progress { width: 100%; }
  .release-item { grid-template-columns: 1fr; gap: 18px; }
  .release-action { grid-column: auto; justify-items: stretch; }
  .panel-foot { align-items: flex-start; gap: 8px; }
  .panel-foot small { text-align: right; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}