:root {
  --ink: #182018;
  --muted: #667067;
  --orange: #ff571b;
  --orange-soft: #fff0e8;
  --cream: #fffaf4;
  --paper: #ffffff;
  --green: #2a7b4f;
  --line: #e5e6df;
  --shadow: 0 24px 80px rgba(30, 39, 30, .12);
  --shell: min(1180px, calc(100% - 44px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
.site-header { height: 78px; background: rgba(255,255,255,.95); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; backdrop-filter: blur(14px); }
.nav-shell { width: var(--shell); height: 100%; margin: auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 32px; }
.brand { width: 190px; height: 46px; display: grid; place-items: center; padding: 0 13px; background: #111510; border-radius: 9px; }
.brand img { display: block; width: 100%; }
.site-header nav { display: flex; gap: 34px; font-size: 13px; font-weight: 650; color: #4d554e; }
.site-header nav a:hover { color: var(--orange); }
.console-link { justify-self: end; padding: 11px 17px; background: var(--ink); color: #fff; border-radius: 8px; font-size: 13px; font-weight: 700; }
.console-link span { color: var(--orange); margin-left: 8px; }

.hero { padding: 90px 0 0; background: linear-gradient(180deg, var(--cream), #fff 82%); text-align: center; overflow: hidden; }
.hero-copy { width: min(850px, calc(100% - 36px)); margin: auto; }
.eyebrow { margin: 0 0 22px; font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.hero .eyebrow { display: flex; justify-content: center; align-items: center; color: #6d746d; }
.hero .eyebrow i { width: 7px; height: 7px; margin-right: 10px; border-radius: 50%; background: var(--green); }
.hero h1 { margin: 0; font-family: "Avenir Next Condensed", "DIN Condensed", "PingFang SC", sans-serif; font-size: clamp(50px, 6.4vw, 88px); line-height: 1.04; letter-spacing: -.055em; }
.hero h1 span { color: var(--orange); }
.hero-lead { max-width: 720px; margin: 28px auto 0; color: var(--muted); font-size: clamp(16px, 1.45vw, 19px); line-height: 1.8; }
.hero-actions { display: flex; justify-content: center; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 24px; border-radius: 9px; font-size: 14px; font-weight: 750; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--orange); color: #fff; box-shadow: 0 10px 28px rgba(255,87,27,.23); }
.button.secondary { background: #fff; border: 1px solid #d8dad3; }
.hero-points { list-style: none; max-width: 700px; margin: 38px auto 54px; padding: 0; display: grid; grid-template-columns: repeat(3,1fr); border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.75); }
.hero-points li { padding: 15px; border-right: 1px solid var(--line); display: flex; flex-direction: column; gap: 3px; }
.hero-points li:last-child { border-right: 0; }
.hero-points b { font-size: 14px; }
.hero-points span { color: var(--muted); font-size: 11px; }

.product-window { width: min(1100px, calc(100% - 36px)); margin: 0 auto -46px; text-align: left; background: #fff; border: 1px solid #dfe1da; border-radius: 18px; box-shadow: var(--shadow); overflow: hidden; transform: translateY(0); }
.window-bar { height: 48px; padding: 0 17px; display: flex; align-items: center; gap: 7px; border-bottom: 1px solid var(--line); background: #fafaf7; color: #828781; font: 700 9px/1 monospace; letter-spacing: .1em; }
.window-bar > i { width: 8px; height: 8px; border-radius: 50%; background: #d5d6cf; }
.window-bar span { margin-left: 9px; }
.window-bar b { margin-left: auto; color: var(--green); }
.window-body { min-height: 470px; display: grid; grid-template-columns: 190px 1fr; }
.window-body aside { padding: 28px 18px; background: #182018; color: #9aa29a; display: flex; flex-direction: column; gap: 9px; }
.window-body aside strong { color: #fff; padding: 0 12px 20px; font-size: 16px; }
.window-body aside span { padding: 11px 12px; border-radius: 7px; font-size: 12px; }
.window-body aside .active { background: var(--orange); color: #fff; }
.window-content { padding: 30px; background: #f5f5f1; }
.window-content > header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.window-content small { color: #858b84; font-size: 10px; font-weight: 700; letter-spacing: .08em; }
.window-content h2 { margin: 4px 0 0; font-size: 27px; }
.window-content button { border: 0; border-radius: 7px; padding: 11px 15px; background: var(--orange); color: #fff; font-weight: 700; }
.court-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.court-cards article { padding: 18px; background: #fff; border: 1px solid #e2e3dc; border-radius: 10px; }
.court-cards article > div { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.court-cards article > div > b { font: 800 30px/1 monospace; }
.status { padding: 5px 7px; border-radius: 999px; font-size: 9px; font-weight: 800; }
.status.green { color: var(--green); background: #e7f5ec; }
.status.orange { color: #a74b1e; background: var(--orange-soft); }
.court-cards p { color: #606860; font: 600 10px/1.5 monospace; }
.court-cards p i { display: inline-block; width: 6px; height: 6px; margin-right: 7px; border-radius: 50%; }
.green { background: #46b66f; }.orange { background: var(--orange); }
.court-cards footer { margin: 17px -18px -18px; padding: 12px 18px; border-top: 1px solid var(--line); color: #777e77; font-size: 10px; }
.window-bottom { margin-top: 15px; min-height: 125px; padding: 18px; display: grid; grid-template-columns: 160px 1fr; align-items: end; gap: 30px; border: 1px solid #e2e3dc; border-radius: 10px; background: #fff; }
.window-bottom strong { display: block; margin: 6px 0; font-size: 35px; }
.window-bottom span { color: var(--green); font-size: 10px; }
.bars { height: 78px; display: flex; align-items: end; gap: 9px; border-bottom: 1px solid #ddd; }
.bars i { flex: 1; height: 35%; border-radius: 4px 4px 0 0; background: #ffb395; }
.bars i:nth-child(2) { height: 58%; }.bars i:nth-child(3) { height: 42%; }.bars i:nth-child(4) { height: 76%; }.bars i:nth-child(5) { height: 63%; }.bars i:nth-child(6) { height: 88%; background: var(--orange); }.bars i:nth-child(7) { height: 70%; }.bars i:nth-child(8) { height: 82%; }

.proof-strip { padding: 102px 0 42px; border-bottom: 1px solid var(--line); }
.proof-strip, .features, .workflow { width: var(--shell); margin: auto; }
.proof-strip > p { margin: 0 0 20px; text-align: center; color: #8a9089; font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.proof-strip > div { display: flex; align-items: center; justify-content: center; gap: 22px; color: #475047; font-size: 13px; font-weight: 650; }
.proof-strip i { width: 4px; height: 4px; border-radius: 50%; background: var(--orange); }

.features { padding: 110px 0; }
.section-intro { max-width: 750px; margin: 0 auto 58px; text-align: center; }
.orange-text { color: var(--orange); }
.section-intro h2, .detail-copy h2, .deployment h2, .final-cta h2 { margin: 0; font-family: "Avenir Next Condensed", "DIN Condensed", "PingFang SC", sans-serif; font-size: clamp(38px, 4.2vw, 59px); line-height: 1.08; letter-spacing: -.045em; }
.section-intro > p:last-child { margin: 20px auto 0; color: var(--muted); line-height: 1.75; }
.feature-groups { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.feature-group { padding: 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.group-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 10px; background: var(--orange-soft); color: var(--orange); font: 800 12px/1 monospace; }
.feature-group h3 { margin: 21px 0 22px; font-size: 25px; }
.feature-group ul { list-style: none; margin: 0; padding: 0; }
.feature-group li { padding: 14px 0; display: grid; grid-template-columns: 1fr 1.25fr; gap: 18px; border-top: 1px solid var(--line); }
.feature-group b { font-size: 13px; }.feature-group span { color: var(--muted); font-size: 12px; line-height: 1.55; }

.product-detail { padding: 100px max(calc((100% - 1180px)/2), 22px); display: grid; grid-template-columns: .86fr 1.14fr; align-items: center; gap: clamp(50px, 8vw, 120px); border-top: 1px solid var(--line); }
.light-section { background: var(--cream); }
.product-detail.reverse { grid-template-columns: 1.14fr .86fr; }
.product-detail.reverse .detail-copy { order: 2; }
.detail-copy > p:nth-of-type(2), .deployment-copy > p:nth-of-type(2) { color: var(--muted); line-height: 1.8; }
.detail-copy ul { padding: 0; margin: 28px 0 0; list-style: none; }
.detail-copy li { padding: 13px 0; border-top: 1px solid var(--line); font-size: 13px; font-weight: 650; }
.detail-copy li::before { content: "✓"; color: var(--orange); margin-right: 10px; }
.court-demo { min-height: 420px; padding: 45px; position: relative; border-radius: 20px; background: #173f2c; overflow: hidden; }
.court { position: absolute; inset: 55px 55px 45px; border: 3px solid rgba(255,255,255,.86); transform: perspective(700px) rotateX(56deg); }
.court::before { content: ""; position: absolute; top: 50%; left: -6%; right: -6%; height: 5px; background: #182018; box-shadow: 0 -2px #fff; }
.court::after { content: ""; position: absolute; inset: 23% 22%; border: 2px solid #fff; }
.court i { position: absolute; left: 50%; top: 23%; bottom: 23%; width: 2px; background: #fff; }
.court b { position: absolute; right: 12%; top: 14%; width: 12px; height: 12px; border-radius: 50%; background: #c9ff43; box-shadow: 0 0 0 12px rgba(201,255,67,.25), 0 0 30px #c9ff43; }
.demo-result { position: absolute; right: 20px; bottom: 20px; min-width: 160px; padding: 18px; border-radius: 10px; background: rgba(14,23,16,.9); color: #fff; }
.demo-result small { color: #9ba69d; font: 700 9px/1 monospace; }.demo-result strong { display: block; margin: 8px 0; color: #c9ff43; font-size: 50px; line-height: .9; }.demo-result p { margin: 0; color: #b5bcb6; font-size: 11px; }
.roles-card { min-height: 390px; display: grid; grid-template-columns: 1fr 40px 1fr; align-items: center; }
.roles-card article { min-height: 280px; padding: 35px; border: 1px solid var(--line); border-radius: 16px; background: var(--cream); box-shadow: 0 15px 45px rgba(30,39,30,.07); }
.roles-card > i { position: relative; z-index: 2; width: 54px; height: 54px; margin-left: -7px; display: grid; place-items: center; border-radius: 50%; background: var(--orange); color: #fff; font-style: normal; font-size: 24px; }
.roles-card .dark-card { background: var(--ink); color: #fff; }
.roles-card span { color: var(--orange); font-size: 10px; font-weight: 800; letter-spacing: .12em; }.roles-card h3 { margin: 50px 0 15px; font-size: 28px; }.roles-card p { color: #7a827a; line-height: 1.7; font-size: 13px; }.dark-card p { color: #9fa79f; }

.workflow { padding: 110px 0; }
.workflow ol { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid var(--line); }
.workflow li { min-height: 250px; padding: 28px; border-right: 1px solid var(--line); }
.workflow li:last-child { border-right: 0; }
.workflow li > span { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; background: var(--orange); color: #fff; font-weight: 800; }
.workflow h3 { margin: 52px 0 12px; font-size: 22px; }.workflow li p { margin: 0; color: var(--muted); line-height: 1.7; font-size: 13px; }

.deployment { padding: 100px max(calc((100% - 1180px)/2), 22px); display: grid; grid-template-columns: 1fr 1fr; gap: clamp(55px, 9vw, 130px); align-items: center; background: var(--ink); color: #fff; }
.deployment-copy > p:nth-of-type(2) { color: #aeb5ae; }.deployment .button { margin-top: 25px; }
.layer-list article { padding: 24px; display: grid; grid-template-columns: 55px 1fr; align-items: center; gap: 14px; border-bottom: 1px solid #394039; }
.layer-list span { color: var(--orange); font: 700 19px/1 monospace; }.layer-list b { font-size: 17px; }.layer-list p { margin: 6px 0 0; color: #9da59d; font-size: 12px; }
.final-cta { padding: 100px 22px; text-align: center; background: var(--orange); color: #fff; }
.final-cta h2 { max-width: 800px; margin: 0 auto 35px; }.dark-button { background: var(--ink); color: #fff; }
footer { min-height: 120px; padding: 30px max(calc((100% - 1180px)/2), 22px); display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; gap: 30px; background: #101510; color: #879087; font: 700 10px/1.5 monospace; letter-spacing: .08em; }
.footer-brand { width: 170px; padding: 10px; border-radius: 7px; background: #0b0e0b; }.footer-brand img { display: block; width: 100%; }.footer-brand + p { text-align: center; }footer > span { text-align: right; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .nav-shell { grid-template-columns: 1fr auto; }.site-header nav { display: none; }
  .window-body { grid-template-columns: 1fr; }.window-body aside { display: none; }
  .product-detail, .product-detail.reverse, .deployment { grid-template-columns: 1fr; }.product-detail.reverse .detail-copy { order: 0; }
  .workflow ol { grid-template-columns: 1fr 1fr; }.workflow li:nth-child(2) { border-right: 0; }.workflow li:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 620px) {
  :root { --shell: calc(100% - 32px); }
  .site-header { height: 68px; }.brand { width: 146px; height: 40px; }.console-link { padding: 10px 12px; font-size: 11px; }
  .hero { padding-top: 65px; }.hero h1 { font-size: 44px; }.hero h1 br { display: none; }.hero-lead { font-size: 15px; }
  .hero-actions { flex-direction: column; }.hero-points { grid-template-columns: 1fr; }.hero-points li { border-right: 0; border-bottom: 1px solid var(--line); }.hero-points li:last-child { border-bottom: 0; }
  .product-window { border-radius: 12px; }.window-content { padding: 18px; }.court-cards { grid-template-columns: 1fr; }.court-cards article:nth-child(n+2) { display: none; }.window-bottom { grid-template-columns: 100px 1fr; }
  .proof-strip > div { flex-wrap: wrap; gap: 12px; }.proof-strip i { display: none; }
  .features, .workflow { padding-top: 78px; padding-bottom: 78px; }.feature-groups { grid-template-columns: 1fr; }.feature-group { padding: 26px; }.feature-group li { grid-template-columns: 1fr; gap: 5px; }
  .product-detail { padding-top: 75px; padding-bottom: 75px; }.court-demo { min-height: 320px; padding: 20px; }.court { inset: 40px 24px 45px; }
  .roles-card { grid-template-columns: 1fr; gap: 12px; }.roles-card > i { margin: -8px auto; }.roles-card article { min-height: 220px; }.roles-card h3 { margin-top: 35px; }
  .workflow ol { grid-template-columns: 1fr; }.workflow li { min-height: 205px; border-right: 0; border-bottom: 1px solid var(--line); }.workflow li:last-child { border-bottom: 0; }.workflow h3 { margin-top: 35px; }
  footer { grid-template-columns: 1fr; }.footer-brand + p, footer > span { text-align: left; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *,*::before,*::after { animation: none !important; transition: none !important; } }