:root {
  --bg: #060815;
  --bg-deep: #04050d;
  --panel: rgba(15, 19, 42, 0.72);
  --panel-strong: #0d1126;
  --line: rgba(255, 255, 255, 0.1);
  --line-bright: rgba(134, 151, 255, 0.28);
  --text: #f5f7ff;
  --muted: #9ba4bd;
  --blue: #5d8bff;
  --blue-bright: #73c8ff;
  --violet: #8a5cff;
  --violet-soft: #bd9cff;
  --green: #4fe0b5;
  --radius: 24px;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.38);
  --container: min(1180px, calc(100% - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; color: var(--text); background: var(--bg); font-family: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", Arial, sans-serif; line-height: 1.65; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: var(--container); margin-inline: auto; }
.section { position: relative; padding: 128px 0; }
.page-noise { position: fixed; inset: 0; pointer-events: none; z-index: 20; opacity: .08; background-image: radial-gradient(rgba(255,255,255,.16) .5px, transparent .6px); background-size: 5px 5px; }

.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 30; border-bottom: 1px solid transparent; transition: background .3s, border-color .3s, backdrop-filter .3s; }
.site-header.scrolled { background: rgba(6, 8, 21, .82); border-color: var(--line); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.nav-shell { height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand-mark { width: 42px; height: 42px; position: relative; display: grid; place-items: center; flex: 0 0 auto; }
.brand-mark img { display: block; width: 100%; height: 100%; object-fit: contain; }
.brand-copy { display: flex; flex-direction: column; line-height: 1.05; }
.brand-copy strong { font-size: 17px; letter-spacing: .1em; }
.brand-copy small { margin-top: 6px; font-size: 8px; color: #7f8aa8; letter-spacing: .26em; }
.site-nav { display: flex; align-items: center; gap: 32px; margin-left: auto; }
.site-nav a { position: relative; color: #b7bed0; font-size: 14px; transition: color .25s; }
.site-nav a::after { content: ""; position: absolute; height: 1px; left: 50%; right: 50%; bottom: -8px; background: var(--blue-bright); transition: left .25s, right .25s; }
.site-nav a:hover, .site-nav a.active { color: #fff; }
.site-nav a:hover::after, .site-nav a.active::after { left: 0; right: 0; }
.nav-cta { padding: 10px 16px; border: 1px solid var(--line-bright); border-radius: 10px; color: #e7ebff; font-size: 13px; background: rgba(94,139,255,.08); transition: background .25s, border-color .25s, transform .25s; }
.nav-cta:hover { transform: translateY(-2px); background: rgba(94,139,255,.16); border-color: rgba(123,165,255,.55); }
.nav-cta span { color: var(--blue-bright); margin-left: 6px; }
.nav-toggle { display: none; width: 42px; height: 42px; padding: 0; border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.04); }
.nav-toggle span { display: block; width: 17px; height: 1px; background: #fff; margin: 5px auto; transition: transform .25s; }

.hero { min-height: 890px; padding-top: 190px; padding-bottom: 60px; overflow: hidden; background: radial-gradient(circle at 65% 25%, rgba(61, 77, 171, .17), transparent 31%), linear-gradient(180deg, #070918 0%, #060815 82%); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .22; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to bottom, rgba(0,0,0,.9), transparent 78%); }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(2px); opacity: .55; }
.hero-orb-one { width: 560px; height: 560px; right: -240px; top: 80px; background: radial-gradient(circle, rgba(130,75,255,.18), transparent 68%); }
.hero-orb-two { width: 460px; height: 460px; left: -220px; bottom: 40px; background: radial-gradient(circle, rgba(40,140,255,.12), transparent 67%); }
.hero-grid { position: relative; display: grid; grid-template-columns: .93fr 1.07fr; align-items: center; gap: 60px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 25px; color: #aab5d3; font-size: 12px; letter-spacing: .17em; }
.eyebrow span { width: 24px; height: 1px; background: linear-gradient(90deg, var(--blue), var(--violet)); box-shadow: 0 0 12px var(--blue); }
.hero h1 { margin: 0; font-size: clamp(48px, 5.2vw, 76px); line-height: 1.12; letter-spacing: -.045em; font-weight: 650; }
.hero h1 em { font-style: normal; color: transparent; background: linear-gradient(100deg, #77ccff 0%, #8d8bff 52%, #bd85ff 100%); background-clip: text; -webkit-background-clip: text; }
.hero-lead { max-width: 590px; margin: 28px 0 0; color: #a9b1c8; font-size: 17px; line-height: 1.85; }
.hero-actions { display: flex; gap: 14px; margin-top: 37px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 22px; padding: 0 24px; border: 1px solid transparent; border-radius: 12px; cursor: pointer; font-weight: 600; font-size: 14px; transition: transform .25s, box-shadow .25s, border-color .25s, background .25s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: linear-gradient(110deg, #376fff, #754ee8 80%); box-shadow: 0 14px 36px rgba(73,82,231,.28), inset 0 1px rgba(255,255,255,.25); }
.button-primary:hover { box-shadow: 0 18px 45px rgba(73,82,231,.42), inset 0 1px rgba(255,255,255,.25); }
.button-primary span { font-size: 18px; }
.button-secondary { color: #e7ebf8; border-color: var(--line); background: rgba(255,255,255,.035); }
.button-secondary:hover { border-color: rgba(255,255,255,.23); background: rgba(255,255,255,.07); }
.hero-points { display: flex; flex-wrap: wrap; gap: 23px; margin-top: 28px; color: #8690aa; font-size: 12px; }
.hero-points span { display: inline-flex; align-items: center; gap: 7px; }
.hero-points i { width: 16px; height: 16px; display: grid; place-items: center; border-radius: 50%; background: rgba(79,224,181,.1); color: var(--green); font-style: normal; font-size: 9px; }
.hero-visual { position: relative; min-width: 0; transform: perspective(1200px) rotateY(-3deg) rotateX(1deg); }
.visual-halo { position: absolute; inset: 15% 8%; background: linear-gradient(120deg, rgba(47,128,255,.25), rgba(134,77,255,.2)); filter: blur(65px); }
.dashboard-window { position: relative; overflow: hidden; border: 1px solid rgba(144,158,255,.24); border-radius: 18px; background: #0b0f23; box-shadow: 0 45px 100px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,255,255,.02); }
.window-bar { height: 44px; display: flex; align-items: center; gap: 14px; padding: 0 13px; border-bottom: 1px solid rgba(255,255,255,.07); background: #0f1328; }
.window-dots { display: flex; gap: 5px; }
.window-dots span { width: 6px; height: 6px; border-radius: 50%; background: #3d445e; }
.window-dots span:first-child { background: #735d8a; }
.window-address { flex: 1; max-width: 260px; height: 24px; margin: 0 auto; display: flex; align-items: center; justify-content: center; gap: 6px; border: 1px solid rgba(255,255,255,.05); border-radius: 6px; background: rgba(255,255,255,.025); color: #646e89; font-size: 8px; letter-spacing: .04em; }
.window-address i { width: 5px; height: 5px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }
.window-status { color: #60708e; font-size: 8px; }
.dashboard-body { min-height: 392px; display: flex; }
.mock-sidebar { width: 54px; padding: 15px 0; display: flex; flex-direction: column; align-items: center; gap: 21px; border-right: 1px solid rgba(255,255,255,.055); background: rgba(4,6,17,.42); }
.mock-logo { width: 24px; height: 24px; display: grid; place-items: center; margin-bottom: 5px; border-radius: 7px; background: linear-gradient(145deg, var(--blue), var(--violet)); font-size: 10px; font-weight: 700; }
.mock-sidebar span { width: 15px; height: 4px; border-radius: 5px; background: #293049; }
.mock-sidebar span.active { width: 22px; height: 22px; position: relative; background: rgba(86,119,255,.16); }
.mock-sidebar span.active::after { content: ""; position: absolute; width: 8px; height: 8px; inset: 7px; border-radius: 2px; background: #668eff; }
.mock-content { flex: 1; min-width: 0; padding: 26px 27px 25px; background: radial-gradient(circle at 80% 15%, rgba(100,68,206,.08), transparent 30%); }
.mock-heading { display: flex; align-items: center; justify-content: space-between; }
.mock-heading div { display: flex; flex-direction: column; }
.mock-heading small { color: #5f6884; font-size: 8px; }
.mock-heading strong { margin-top: 4px; font-size: 15px; }
.mock-avatar { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid rgba(116,149,255,.25); border-radius: 9px; background: rgba(89,121,241,.1); color: #8dabff; font-size: 8px; }
.mock-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 20px; }
.mock-metrics article { min-height: 83px; padding: 13px; border: 1px solid rgba(255,255,255,.065); border-radius: 9px; background: rgba(255,255,255,.024); }
.mock-metrics small { display: block; color: #6f7893; font-size: 8px; }
.mock-metrics strong { display: block; margin-top: 7px; font-size: 17px; }
.mock-metrics .status-good { color: var(--green); font-size: 14px; }
.mini-line { position: relative; height: 2px; margin-top: 10px; background: #252b43; }
.mini-line::after { content: ""; position: absolute; inset: 0 30% 0 0; background: currentColor; box-shadow: 0 0 7px currentColor; }
.mini-line.violet { color: var(--violet); }.mini-line.blue { color: var(--blue); }.mini-line.green { color: var(--green); }
.mock-panels { display: grid; grid-template-columns: 1.45fr .85fr; gap: 9px; margin-top: 10px; }
.mock-panels article { min-height: 188px; padding: 14px; border: 1px solid rgba(255,255,255,.065); border-radius: 9px; background: rgba(255,255,255,.024); }
.panel-title { display: flex; justify-content: space-between; align-items: center; }
.panel-title strong { font-size: 9px; }.panel-title span { color: #59627e; font-size: 7px; }
.chart-bars { height: 105px; display: flex; align-items: end; justify-content: space-between; gap: 7px; padding-top: 18px; border-bottom: 1px solid rgba(255,255,255,.06); }
.chart-bars i { width: 100%; height: var(--h); border-radius: 3px 3px 0 0; background: linear-gradient(180deg, rgba(88,122,255,.75), rgba(88,122,255,.1)); }
.chart-bars i.hot { background: linear-gradient(180deg, #8762ff, rgba(104,89,255,.2)); box-shadow: 0 -7px 18px rgba(117,87,255,.16); }
.chart-labels { display: flex; justify-content: space-between; margin-top: 7px; color: #515a72; font-size: 6px; }
.task-card ul { margin: 17px 0 0; padding: 0; list-style: none; }
.task-card li { display: flex; align-items: center; gap: 8px; margin: 10px 0; color: #6b748c; font-size: 8px; }
.task-card li i { width: 15px; height: 15px; display: grid; place-items: center; flex: 0 0 auto; border: 1px solid #333a55; border-radius: 50%; font-style: normal; font-size: 6px; }
.task-card li.done i { color: var(--green); border-color: rgba(79,224,181,.3); background: rgba(79,224,181,.08); }
.task-card li.current { color: #c8cee0; }.task-card li.current i { color: #a7b8ff; border-color: rgba(106,137,255,.4); background: rgba(80,112,255,.1); }
.float-card { position: absolute; z-index: 2; display: flex; align-items: center; gap: 10px; padding: 10px 13px; border: 1px solid rgba(158,169,255,.2); border-radius: 12px; background: rgba(17,21,44,.88); box-shadow: 0 18px 35px rgba(0,0,0,.28); backdrop-filter: blur(12px); }
.float-card > span { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 8px; background: rgba(92,127,255,.13); color: #93aaff; font-size: 9px; font-weight: 700; }
.float-card div { display: flex; flex-direction: column; }.float-card b { font-size: 9px; }.float-card small { color: #747e97; font-size: 7px; }
.float-card-code { left: -24px; bottom: -21px; animation: float 5s ease-in-out infinite; }
.float-card-ai { right: -21px; top: 76px; animation: float 6s 1s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-7px); } }
.capability-strip { position: relative; margin-top: 102px; min-height: 78px; display: grid; grid-template-columns: 1.2fr 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 25px; padding: 0 30px; border: 1px solid var(--line); border-radius: 16px; background: rgba(12,16,34,.54); backdrop-filter: blur(12px); }
.capability-strip > span { color: #737d98; font-size: 11px; letter-spacing: .12em; }.capability-strip div { display: flex; gap: 9px; font-size: 12px; white-space: nowrap; }.capability-strip b { color: #6077be; font-size: 9px; font-weight: 500; }.capability-strip > i { width: 3px; height: 3px; border-radius: 50%; background: #3b425b; }

.business-overview { position: relative; z-index: 3; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #090c1b; }
.overview-grid { min-height: 160px; display: grid; grid-template-columns: 1.75fr repeat(3, 1fr); align-items: stretch; }
.overview-grid > div { display: flex; align-items: center; padding: 32px 28px; border-right: 1px solid var(--line); }.overview-grid > div:first-child { padding-left: 0; }.overview-grid > div:last-child { border-right: 0; padding-right: 0; }
.overview-intro { flex-direction: column; align-items: flex-start !important; justify-content: center; }.overview-intro span { color: #6174b1; font-size: 9px; letter-spacing: .16em; }.overview-intro strong { max-width: 405px; margin-top: 10px; font-size: 17px; line-height: 1.6; font-weight: 500; }
.overview-stat { gap: 14px; }.overview-stat > b { color: transparent; background: linear-gradient(135deg, #7ec9ff, #9b82ff); background-clip: text; -webkit-background-clip: text; font-size: 38px; line-height: 1; font-weight: 500; }.overview-stat > span { display: flex; flex-direction: column; color: #c1c8dc; font-size: 10px; white-space: nowrap; }.overview-stat small { margin-top: 4px; color: #606b85; font-size: 8px; }

.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 50px; margin-bottom: 52px; }
.section-heading > p { max-width: 440px; margin: 0 0 5px; color: var(--muted); font-size: 14px; }
.section-kicker { display: inline-block; margin-bottom: 14px; color: #7087d8; font-size: 10px; letter-spacing: .24em; font-weight: 700; }
.section-heading h2, .tech-copy h2, .process-head h2, .advantage-intro h2, .about-copy h2, .contact-copy h2 { margin: 0; font-size: clamp(35px, 4vw, 52px); line-height: 1.25; letter-spacing: -.035em; font-weight: 600; }
.services { background: linear-gradient(180deg, var(--bg), #080b1a 45%, var(--bg)); }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { min-height: 390px; display: flex; flex-direction: column; padding: 32px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.012); transition: background .35s, transform .35s, border-color .35s; }
.service-card:hover { z-index: 2; transform: translateY(-6px); border-color: rgba(109,137,255,.34); background: linear-gradient(145deg, rgba(54,73,150,.14), rgba(99,61,164,.08)); box-shadow: 0 25px 45px rgba(0,0,0,.18); }
.service-top { display: flex; align-items: center; justify-content: space-between; }.service-index { color: #56617c; font-size: 10px; }.service-icon { min-width: 44px; height: 30px; display: grid; place-items: center; padding: 0 8px; border: 1px solid rgba(119,146,255,.2); border-radius: 8px; color: #84a2ff; font-size: 8px; letter-spacing: .08em; background: rgba(84,119,255,.07); }
.service-card h3 { margin: 52px 0 12px; font-size: 21px; font-weight: 600; }.service-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }.service-card ul { display: flex; flex-wrap: wrap; gap: 7px; margin: 20px 0 0; padding: 0; list-style: none; }.service-card li { padding: 4px 9px; border-radius: 20px; background: rgba(255,255,255,.04); color: #7f8aa5; font-size: 9px; }.service-card > a { margin-top: auto; padding-top: 28px; color: #bfc9e7; font-size: 11px; }.service-card > a span { margin-left: 7px; color: var(--blue-bright); }

.solutions { background: radial-gradient(circle at 10% 5%, rgba(78,87,210,.09), transparent 28%), #070916; }
.solution-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.solution-card { min-height: 315px; padding: 32px 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.012); transition: background .3s, border-color .3s; }
.solution-card:hover { border-color: rgba(113,140,255,.3); background: linear-gradient(140deg, rgba(55,73,153,.1), rgba(89,56,154,.05)); }
.solution-title { display: grid; grid-template-columns: 28px 1fr auto; align-items: center; gap: 10px; }.solution-title > span { color: #596990; font-size: 9px; }.solution-title h3 { margin: 0; font-size: 18px; }.solution-title i { color: #4f5d7e; font-size: 8px; letter-spacing: .14em; font-style: normal; }
.solution-card > p { max-width: 510px; margin: 21px 0 18px; color: #8993aa; font-size: 12px; }
.solution-modules { display: flex; flex-wrap: wrap; gap: 7px; }.solution-modules span { padding: 6px 10px; border: 1px solid rgba(255,255,255,.065); border-radius: 6px; color: #8d99b7; background: rgba(255,255,255,.022); font-size: 9px; }
.solution-result { display: flex; align-items: center; gap: 16px; margin-top: 25px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.055); }.solution-result b { color: #7188cb; font-size: 8px; letter-spacing: .1em; }.solution-result span { color: #737e99; font-size: 9px; }

.cooperation { padding-top: 35px; background: #070916; }
.cooperation-shell { padding: 65px; border: 1px solid var(--line); border-radius: 28px; background: radial-gradient(circle at 95% 0%, rgba(113,73,203,.13), transparent 33%), linear-gradient(145deg, rgba(15,20,43,.9), rgba(9,12,27,.9)); }
.cooperation-heading { max-width: 690px; }.cooperation-heading h2 { margin: 0; font-size: clamp(35px,4vw,50px); line-height: 1.25; letter-spacing: -.035em; font-weight: 600; }.cooperation-heading p { margin: 20px 0 0; color: var(--muted); font-size: 13px; }
.cooperation-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 13px; margin-top: 46px; }.cooperation-card { min-height: 350px; display: flex; flex-direction: column; padding: 28px 26px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.025); }.cooperation-tag { align-self: flex-start; padding: 5px 9px; border: 1px solid rgba(106,136,255,.25); border-radius: 20px; color: #8ca5ed; background: rgba(78,105,207,.07); font-size: 8px; font-weight: 700; letter-spacing: .1em; }.cooperation-card h3 { margin: 28px 0 9px; font-size: 17px; }.cooperation-card p { min-height: 46px; margin: 0; color: #7f899f; font-size: 11px; }.cooperation-card ul { display: grid; gap: 9px; margin: 23px 0; padding: 0; list-style: none; }.cooperation-card li { position: relative; padding-left: 14px; color: #a4adc1; font-size: 10px; }.cooperation-card li::before { content: ""; position: absolute; width: 4px; height: 4px; left: 0; top: 7px; border-radius: 50%; background: #6d88dd; }.cooperation-card > b { margin-top: auto; padding-top: 17px; border-top: 1px solid var(--line); color: #6f7d9e; font-size: 8px; font-weight: 500; }

.technology { overflow: hidden; background: radial-gradient(circle at 85% 50%, rgba(68,79,179,.14), transparent 35%); }
.tech-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: center; }
.tech-copy > p { max-width: 430px; margin: 24px 0 34px; color: var(--muted); font-size: 14px; }
.tech-principles { display: grid; gap: 14px; }
.tech-principles > div { display: flex; align-items: center; gap: 14px; }
.tech-principles i { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 9px; color: #6680cd; font-style: normal; font-size: 8px; }
.tech-principles span { display: flex; flex-direction: column; }.tech-principles b { font-size: 12px; }.tech-principles small { color: #737d97; font-size: 10px; }
.tech-board { position: relative; overflow: hidden; padding: 17px 30px; border: 1px solid var(--line-bright); border-radius: var(--radius); background: linear-gradient(135deg, rgba(18,24,52,.9), rgba(10,13,30,.92)); box-shadow: var(--shadow); }
.tech-board::before { content: ""; position: absolute; width: 250px; height: 250px; right: -70px; top: -90px; background: rgba(101,79,219,.16); filter: blur(60px); }
.tech-row { position: relative; display: grid; grid-template-columns: 110px 1fr; align-items: center; gap: 16px; padding: 24px 0; border-bottom: 1px solid var(--line); }.tech-row:last-of-type { border-bottom: 0; }.tech-row strong { font-size: 12px; }.tech-row > div { display: flex; flex-wrap: wrap; gap: 8px; }.tech-row span { min-width: 75px; padding: 7px 12px; border: 1px solid rgba(255,255,255,.06); border-radius: 7px; color: #98a5c3; background: rgba(255,255,255,.025); text-align: center; font-size: 10px; transition: border-color .25s, color .25s; }.tech-row span:hover { color: #dfe6ff; border-color: rgba(119,151,255,.3); }
.code-glow { position: absolute; right: 15px; bottom: -60px; color: rgba(119,118,255,.04); font-size: 185px; font-weight: 800; line-height: 1; }

.cases { background: #080a16; }
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.case-card { overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: #0b0e1d; transition: transform .35s, border-color .35s, box-shadow .35s; }
.case-card:hover { transform: translateY(-5px); border-color: rgba(116,143,255,.26); box-shadow: 0 28px 60px rgba(0,0,0,.25); }.case-large { grid-column: 1 / -1; }
.case-visual { position: relative; min-height: 390px; overflow: hidden; border-bottom: 1px solid var(--line); }.case-large .case-visual { min-height: 475px; }
.demo-badge { position: absolute; z-index: 5; top: 18px; left: 18px; padding: 6px 10px; border: 1px solid rgba(255,255,255,.13); border-radius: 20px; background: rgba(7,9,20,.76); color: #c0c7da; backdrop-filter: blur(8px); font-size: 9px; letter-spacing: .03em; }
.case-info { display: flex; justify-content: space-between; align-items: end; gap: 24px; padding: 26px 28px 29px; }.case-info span { color: #7589cc; font-size: 9px; letter-spacing: .12em; }.case-info h3 { margin: 7px 0 7px; font-size: 20px; }.case-info p { margin: 0; color: #8089a1; font-size: 12px; }.case-info > b { flex: 0 0 auto; padding: 7px 10px; border-radius: 6px; background: rgba(255,255,255,.035); color: #69738e; font-size: 8px; font-weight: 500; }
.case-breakdown { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); }.case-breakdown > div { min-height: 120px; padding: 22px 28px; border-right: 1px solid var(--line); }.case-breakdown > div:last-child { border-right: 0; }.case-breakdown span { color: #6476ae; font-size: 8px; letter-spacing: .12em; }.case-breakdown p { margin: 9px 0 0; color: #7b859c; font-size: 10px; line-height: 1.75; }
.case-featured { border-color: rgba(107,137,255,.25); box-shadow: 0 28px 70px rgba(0,0,0,.22); }
.case-visual-hengxu { min-height: 540px !important; background: radial-gradient(circle at 84% 5%, rgba(86,105,240,.26), transparent 28%), radial-gradient(circle at 10% 88%, rgba(84,57,181,.2), transparent 30%), linear-gradient(145deg, #0e1327, #11172d 56%, #0b0f20); }
.hengxu-stage { position: absolute; inset: 70px 4% 0; overflow: hidden; border: 1px solid rgba(255,255,255,.18); border-bottom: 0; border-radius: 16px 16px 0 0; background: #f3f5f8; box-shadow: 0 36px 85px rgba(0,0,0,.48); }
.hengxu-browser-bar { height: 42px; display: flex; align-items: center; gap: 7px; padding: 0 16px; border-bottom: 1px solid #dfe4eb; background: #f7f8fa; color: #475166; }
.hengxu-browser-bar > span { width: 8px; height: 8px; border-radius: 50%; background: #ff7468; }.hengxu-browser-bar > span:nth-child(2) { background: #f5bd4f; }.hengxu-browser-bar > span:nth-child(3) { background: #60c65a; }
.hengxu-browser-bar b { margin-left: 9px; font-size: 9px; font-weight: 650; letter-spacing: .02em; }.hengxu-browser-bar i { margin-left: auto; padding: 4px 7px; border-radius: 5px; background: #fff0e7; color: #df6818; font-size: 7px; font-style: normal; font-weight: 700; letter-spacing: .12em; }
.hengxu-frame-shell { height: calc(100% - 42px); overflow: hidden; background: #f3f5f8; }
.hengxu-frame-shell img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: left top; user-select: none; }
.hengxu-visual-copy { position: absolute; z-index: 4; top: 21px; right: 4%; display: flex; align-items: center; gap: 16px; text-align: right; }.hengxu-visual-copy span { color: #7488cb; font-size: 7px; letter-spacing: .16em; }.hengxu-visual-copy strong { color: #dce4fb; font-size: 10px; line-height: 1.45; font-weight: 550; }
.case-info-featured { align-items: center; }.case-info-featured h3 { font-size: 23px; }.case-info-featured p { max-width: 760px; line-height: 1.75; }
.case-display-label { flex: 0 0 auto; padding: 9px 12px; border: 1px solid rgba(117,146,255,.2); border-radius: 7px; background: rgba(87,109,196,.08); color: #7989b8; font-size: 8px; font-weight: 550; letter-spacing: .04em; }
.case-visual-retail { padding: 55px 7% 0; background: radial-gradient(circle at 75% 15%, rgba(126,79,194,.38), transparent 32%), linear-gradient(125deg, #13162f, #251838 60%, #13162b); }
.retail-window { height: 440px; overflow: hidden; border: 1px solid rgba(255,255,255,.22); border-radius: 15px 15px 0 0; background: #ece9e2; color: #15151a; box-shadow: 0 32px 70px rgba(0,0,0,.35); }
.retail-nav { height: 52px; display: flex; align-items: center; gap: 28px; padding: 0 30px; border-bottom: 1px solid rgba(0,0,0,.08); font-size: 8px; }.retail-nav b { margin-right: auto; font-family: Georgia, serif; font-size: 16px; letter-spacing: .2em; }.retail-nav i { font-style: normal; }
.retail-hero { height: 265px; display: flex; flex-direction: column; align-items: center; justify-content: center; background: linear-gradient(110deg, rgba(243,240,235,.1), rgba(245,239,234,.88)), radial-gradient(circle at 23% 45%, #b88e78, transparent 21%), linear-gradient(135deg, #d9c4b8, #ada3a1); }.retail-hero small { font-size: 7px; letter-spacing: .25em; }.retail-hero strong { margin: 10px 0 13px; font-family: Georgia, "Songti SC", serif; font-size: clamp(24px,4vw,42px); font-weight: 400; }.retail-hero span { padding-bottom: 3px; border-bottom: 1px solid; font-size: 8px; }
.retail-products { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; padding: 12px 30px; }.retail-products i { height: 100px; background: linear-gradient(140deg, #d1cbc4, #f2efe9); }.retail-products i:nth-child(2) { background: linear-gradient(140deg, #c0b2a9, #e8ddd4); }.retail-products i:nth-child(3) { background: linear-gradient(140deg, #b7b5ad, #e3e1d8); }
.case-visual-mobile { display: flex; align-items: end; justify-content: center; gap: 16px; padding-top: 55px; background: radial-gradient(circle at 25% 20%, rgba(39,142,188,.22), transparent 31%), linear-gradient(145deg, #101b2b, #0f1024); }
.phone { width: 166px; height: 340px; position: relative; padding: 24px 16px; border: 4px solid #282c3b; border-bottom: 0; border-radius: 28px 28px 0 0; background: linear-gradient(180deg, #11162c, #0c1020); box-shadow: 0 22px 40px rgba(0,0,0,.4); }.phone-left { transform: translateY(35px) rotate(-3deg); }.phone-right { transform: translateY(8px) rotate(2deg); }.phone-island { width: 43px; height: 11px; margin: -17px auto 21px; border-radius: 10px; background: #050711; }.phone > small { display: block; color: #69758f; font-size: 7px; }.phone > strong { display: block; margin-top: 3px; font-size: 12px; }.focus-ring { width: 105px; height: 105px; display: flex; flex-direction: column; align-items: center; justify-content: center; margin: 25px auto; border: 8px solid rgba(52,82,106,.45); border-top-color: #59c4e8; border-right-color: #7a83ff; border-radius: 50%; box-shadow: 0 0 25px rgba(79,155,218,.13); }.focus-ring b { font-size: 22px; }.focus-ring span { color: #778099; font-size: 7px; }.phone-bars { display: flex; gap: 6px; }.phone-bars i { width: 33.33%; height: 50px; border-radius: 6px; background: rgba(255,255,255,.04); }.phone-bars i:nth-child(2) { background: linear-gradient(180deg, rgba(94,132,255,.25), rgba(94,132,255,.05)); }.wave-chart { height: 110px; position: relative; margin: 23px 0 15px; overflow: hidden; border-bottom: 1px solid rgba(255,255,255,.06); }.wave-chart i { position: absolute; width: 150px; height: 65px; left: -7px; top: 25px; border: 2px solid #8374ff; border-left-color: transparent; border-bottom-color: transparent; border-radius: 50%; transform: rotate(-8deg); box-shadow: 15px -9px 25px rgba(121,111,255,.18); }.phone-list { display: grid; gap: 8px; }.phone-list span { height: 23px; border-radius: 6px; background: rgba(255,255,255,.04); }
.case-visual-admin { display: flex; align-items: end; justify-content: center; padding: 65px 24px 0; background: radial-gradient(circle at 70% 10%, rgba(92,82,255,.28), transparent 33%), linear-gradient(145deg, #15152f, #101224); }
.admin-window { width: 93%; height: 310px; display: flex; overflow: hidden; border: 1px solid rgba(255,255,255,.17); border-radius: 14px 14px 0 0; background: #e9ecf2; color: #1c2437; box-shadow: 0 28px 60px rgba(0,0,0,.33); }.admin-window aside { width: 42px; display: flex; flex-direction: column; align-items: center; gap: 22px; padding-top: 15px; background: #171d34; }.admin-window aside b { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 6px; background: #5876ef; color: white; font-size: 9px; }.admin-window aside span { width: 13px; height: 4px; border-radius: 3px; background: #434b66; }.admin-window > div { flex: 1; padding: 25px; }.admin-window > div > small { color: #81889b; font-size: 7px; }.admin-window > div > strong { display: block; margin-top: 4px; font-size: 13px; }.admin-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }.admin-stats i { padding: 12px; border: 1px solid #dfe2e9; border-radius: 7px; background: white; font-style: normal; font-size: 14px; }.admin-stats small { display: block; margin-top: 3px; color: #999eaa; font-size: 6px; }.admin-chart { height: 105px; position: relative; margin-top: 10px; overflow: hidden; border: 1px solid #dfe2e9; border-radius: 7px; background: repeating-linear-gradient(to bottom, white 0, white 25px, #edf0f4 26px); }.admin-chart span { position: absolute; width: 115%; height: 80px; left: -10%; top: 33px; border: 2px solid #637ff2; border-left-color: transparent; border-bottom-color: transparent; border-radius: 50%; transform: rotate(-3deg); }

.process { background: linear-gradient(180deg, #080a16, #060815); }
.process-head { max-width: 680px; margin-bottom: 75px; }.process-head > p { margin: 20px 0 0; color: var(--muted); font-size: 14px; }
.process-track { position: relative; display: grid; grid-template-columns: repeat(6, 1fr); gap: 25px; }
.process-line { position: absolute; height: 1px; left: 0; right: 0; top: 46px; background: var(--line); }.process-line span { display: block; width: 85%; height: 1px; background: linear-gradient(90deg, var(--blue), var(--violet), transparent); }
.process-step { position: relative; }.process-step > span { color: #56688f; font-size: 9px; letter-spacing: .1em; }.process-step > i { width: 12px; height: 12px; display: block; position: relative; z-index: 2; margin: 24px 0 28px; border: 3px solid #0a0d1d; border-radius: 50%; background: #6f85ff; box-shadow: 0 0 0 1px rgba(112,135,255,.35), 0 0 17px rgba(112,135,255,.5); }.process-step h3 { margin: 0 0 10px; font-size: 15px; }.process-step p { margin: 0; color: #7c859d; font-size: 11px; line-height: 1.7; }

.delivery { background: radial-gradient(circle at 85% 10%, rgba(77,74,190,.11), transparent 30%), #080a17; }
.delivery-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 50px; align-items: start; }.delivery-list { border-top: 1px solid var(--line); }.delivery-item { display: grid; grid-template-columns: 34px 1fr auto; align-items: center; gap: 18px; min-height: 120px; padding: 20px 0; border-bottom: 1px solid var(--line); }.delivery-item > span { color: #5f72ac; font-size: 9px; }.delivery-item h3 { margin: 0 0 7px; font-size: 15px; }.delivery-item p { max-width: 540px; margin: 0; color: #7f899f; font-size: 10px; }.delivery-item > b { padding: 6px 9px; border-radius: 5px; background: rgba(255,255,255,.035); color: #64708a; font-size: 8px; font-weight: 500; }
.delivery-aside { position: sticky; top: 110px; overflow: hidden; padding: 34px; border: 1px solid var(--line-bright); border-radius: 21px; background: linear-gradient(145deg, rgba(20,27,58,.94), rgba(11,14,31,.95)); box-shadow: var(--shadow); }.delivery-aside::before { content: ""; position: absolute; width: 180px; height: 180px; right: -70px; top: -60px; background: rgba(113,78,233,.14); filter: blur(40px); }.delivery-aside h3 { position: relative; margin: 0; max-width: 360px; font-size: 22px; line-height: 1.5; }.delivery-aside > p { margin: 25px 0 0; color: #77819a; font-size: 10px; }
.archive-stack { position: relative; display: grid; gap: 8px; margin-top: 27px; }.archive-stack i { display: grid; grid-template-columns: 30px 1fr auto; align-items: center; gap: 11px; min-height: 56px; padding: 0 14px; border: 1px solid rgba(255,255,255,.07); border-radius: 9px; background: rgba(255,255,255,.025); font-style: normal; }.archive-stack i:nth-child(2) { margin-left: 8px; }.archive-stack i:nth-child(3) { margin-left: 16px; }.archive-stack i:nth-child(4) { margin-left: 24px; }.archive-stack b { color: #6779b2; font-size: 8px; }.archive-stack span { font-size: 10px; }.archive-stack small { color: #59647d; font-size: 6px; letter-spacing: .08em; }

.advantages { padding-top: 40px; }
.advantage-shell { display: grid; grid-template-columns: .9fr 1.1fr; gap: 95px; padding: 80px; border: 1px solid var(--line); border-radius: 28px; background: radial-gradient(circle at 4% 5%, rgba(52,97,188,.16), transparent 30%), linear-gradient(135deg, rgba(17,22,48,.8), rgba(9,12,27,.8)); }
.advantage-intro p { max-width: 430px; margin: 24px 0 29px; color: var(--muted); font-size: 13px; }.text-link { display: inline-flex; gap: 13px; align-items: center; color: #cbd4ef; font-size: 12px; }.text-link span { color: var(--blue-bright); font-size: 17px; transition: transform .2s; }.text-link:hover span { transform: translateX(4px); }
.advantage-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }.advantage-list article { min-height: 175px; display: flex; gap: 15px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }.advantage-list article > span { color: #50649f; font-size: 9px; }.advantage-list h3 { margin: 0 0 10px; font-size: 14px; }.advantage-list p { margin: 0; color: #7c859d; font-size: 11px; }

.about { background: radial-gradient(circle at 15% 50%, rgba(94,74,188,.1), transparent 32%); }
.about-grid { display: grid; grid-template-columns: .86fr 1.14fr; align-items: center; gap: 95px; }
.about-card { min-height: 480px; position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; border: 1px solid var(--line-bright); border-radius: 24px; background: linear-gradient(145deg, #101733, #0b0d1d); box-shadow: var(--shadow); }.about-card::before, .about-card::after { content: ""; position: absolute; border: 1px solid rgba(121,137,255,.09); border-radius: 50%; }.about-card::before { width: 350px; height: 350px; }.about-card::after { width: 220px; height: 220px; }.about-mark { position: relative; z-index: 2; text-align: center; }.about-mark span { width: 108px; height: 108px; display: block; margin: 0 auto 22px; filter: drop-shadow(0 14px 28px rgba(49,91,224,.28)); }.about-mark img { display: block; width: 100%; height: 100%; object-fit: contain; }.about-mark b { display: block; font-size: 27px; letter-spacing: .34em; text-indent: .34em; }.about-mark small { display: block; margin-top: 5px; color: #677493; font-size: 7px; letter-spacing: .5em; text-indent: .5em; }.about-signal { position: absolute; left: 24px; right: 24px; bottom: 22px; display: flex; align-items: center; gap: 8px; color: #68738e; font-size: 9px; }.about-signal i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }
.about-copy .about-lead { margin: 25px 0 18px; color: #c0c7d9; font-size: 15px; }.about-copy > p:not(.about-lead) { margin: 0; color: var(--muted); font-size: 13px; }.about-values { display: flex; gap: 11px; margin-top: 35px; }.about-values span { min-width: 110px; padding: 14px 15px; border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.02); }.about-values b, .about-values small { display: block; }.about-values b { font-size: 12px; }.about-values small { margin-top: 3px; color: #707b96; font-size: 8px; }

.support { padding-top: 35px; background: linear-gradient(180deg, var(--bg), #080a17); }.support-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }.support-card { min-height: 280px; padding: 28px 25px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }.support-card i { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid rgba(109,137,255,.2); border-radius: 9px; color: #6e86c9; background: rgba(78,105,204,.05); font-style: normal; font-size: 8px; }.support-card h3 { margin: 44px 0 11px; font-size: 15px; }.support-card p { margin: 0; color: #7b859d; font-size: 10px; line-height: 1.75; }.support-card > span { display: block; margin-top: 19px; color: #53617f; font-size: 8px; letter-spacing: .08em; }
.support-cta { display: flex; align-items: center; justify-content: space-between; gap: 35px; margin-top: 22px; padding: 26px 30px; border: 1px solid var(--line); border-radius: 15px; background: linear-gradient(100deg, rgba(52,83,178,.1), rgba(113,69,180,.06)); }.support-cta > div { display: flex; flex-direction: column; }.support-cta span { color: #6e80b3; font-size: 9px; }.support-cta strong { margin-top: 5px; font-size: 14px; font-weight: 500; }

.faq { background: #080a17; }.faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 100px; align-items: start; }.faq-heading { position: sticky; top: 120px; }.faq-heading h2 { margin: 0; font-size: clamp(35px,4vw,50px); line-height: 1.25; letter-spacing: -.035em; font-weight: 600; }.faq-heading p { margin: 22px 0 0; color: var(--muted); font-size: 12px; }
.faq-list { border-top: 1px solid var(--line); }.faq-list details { border-bottom: 1px solid var(--line); }.faq-list summary { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #d7dceb; cursor: pointer; list-style: none; font-size: 13px; }.faq-list summary::-webkit-details-marker { display: none; }.faq-list summary i { width: 24px; height: 24px; display: grid; place-items: center; flex: 0 0 auto; border: 1px solid var(--line); border-radius: 50%; color: #7788b6; font-style: normal; font-size: 14px; transition: transform .25s, color .25s; }.faq-list details[open] summary i { color: #aebcff; transform: rotate(45deg); }.faq-list details p { margin: -4px 48px 24px 0; color: #828ca4; font-size: 11px; line-height: 1.85; }

.contact { overflow: hidden; padding-top: 115px; background: radial-gradient(circle at 10% 15%, rgba(55,118,235,.15), transparent 33%), radial-gradient(circle at 90% 85%, rgba(132,63,208,.12), transparent 35%), #080a18; }
.contact::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px); background-size: 72px 72px; mask-image: radial-gradient(circle at center, black, transparent 75%); }
.contact-shell { position: relative; display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.contact-copy h2 em { color: #96a8ff; font-style: normal; }.contact-copy > p { max-width: 430px; margin: 25px 0 33px; color: var(--muted); font-size: 14px; }.contact-notes { display: grid; gap: 12px; }.contact-notes span { display: flex; align-items: center; gap: 12px; color: #a1abc3; font-size: 12px; }.contact-notes i { width: 26px; height: 26px; display: grid; place-items: center; border: 1px solid rgba(105,137,255,.23); border-radius: 50%; color: #6f8ce4; background: rgba(75,105,215,.07); font-style: normal; font-size: 8px; }.local-note { max-width: 410px; display: flex; flex-direction: column; margin-top: 38px; padding: 13px 15px; border-left: 2px solid #7768e6; background: rgba(112,92,225,.07); }.local-note b { font-size: 10px; }.local-note span { margin-top: 2px; color: #747f9b; font-size: 9px; }
.contact-form { display: grid; gap: 19px; padding: 34px; border: 1px solid var(--line-bright); border-radius: 22px; background: rgba(11,14,31,.78); box-shadow: var(--shadow); backdrop-filter: blur(12px); }.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }.contact-form label { display: flex; flex-direction: column; gap: 8px; }.contact-form label > span { color: #b6bfd4; font-size: 10px; }.contact-form input, .contact-form select, .contact-form textarea { width: 100%; outline: none; border: 1px solid rgba(255,255,255,.09); border-radius: 9px; color: #e8ecf8; background: rgba(255,255,255,.035); transition: border-color .25s, box-shadow .25s, background .25s; }.contact-form input, .contact-form select { height: 45px; padding: 0 13px; }.contact-form textarea { min-height: 118px; padding: 12px 13px; resize: vertical; }.contact-form input::placeholder, .contact-form textarea::placeholder { color: #515b73; }.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: rgba(101,136,255,.6); background: rgba(88,113,215,.055); box-shadow: 0 0 0 3px rgba(78,110,225,.1); }.contact-form .invalid { border-color: rgba(255,101,123,.65); }.contact-form select { color-scheme: dark; }.submit-button { width: 100%; margin-top: 3px; border: 0; }.form-status { min-height: 0; margin: -6px 0 0; color: #ff8293; font-size: 10px; }.form-status:not(:empty) { min-height: 18px; }

.site-footer { padding: 70px 0 25px; background: var(--bg-deep); }.footer-main { display: flex; justify-content: space-between; padding-bottom: 55px; }.footer-main > div:first-child p { margin: 20px 0 0; color: #68718a; font-size: 11px; }.footer-links { display: flex; gap: 85px; }.footer-links > div { display: flex; flex-direction: column; gap: 10px; }.footer-links strong { margin-bottom: 3px; color: #aab2c6; font-size: 10px; }.footer-links a { color: #626c85; font-size: 10px; transition: color .2s; }.footer-links a:hover { color: #c6cee2; }.footer-bottom { display: flex; justify-content: space-between; padding-top: 21px; border-top: 1px solid rgba(255,255,255,.06); color: #4d566e; font-size: 9px; }
.back-top { position: fixed; right: 24px; bottom: 24px; z-index: 15; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 12px; color: #cbd3e7; background: rgba(13,17,37,.82); backdrop-filter: blur(10px); cursor: pointer; opacity: 0; pointer-events: none; transform: translateY(10px); transition: opacity .25s, transform .25s, border-color .25s; }.back-top.visible { opacity: 1; pointer-events: auto; transform: none; }.back-top:hover { border-color: var(--line-bright); }
.toast { position: fixed; right: 24px; bottom: 80px; z-index: 50; display: flex; align-items: center; gap: 12px; min-width: 285px; padding: 14px 16px; border: 1px solid rgba(79,224,181,.25); border-radius: 13px; background: rgba(11,20,29,.94); box-shadow: 0 20px 50px rgba(0,0,0,.38); opacity: 0; pointer-events: none; transform: translateY(12px); transition: opacity .3s, transform .3s; }.toast.show { opacity: 1; transform: none; }.toast > i { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: rgba(79,224,181,.12); color: var(--green); font-style: normal; }.toast div { display: flex; flex-direction: column; }.toast strong { font-size: 11px; }.toast span { color: #7f8b9f; font-size: 9px; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .75s ease, transform .75s cubic-bezier(.2,.7,.2,1); }.reveal.visible { opacity: 1; transform: none; }.delay-1 { transition-delay: .1s; }.delay-2 { transition-delay: .2s; }

@media (max-width: 1024px) {
  :root { --container: min(100% - 40px, 920px); }
  .site-nav { gap: 20px; }.site-nav a { font-size: 12px; }
  .hero { padding-top: 155px; }.hero-grid { grid-template-columns: 1fr; gap: 70px; }.hero-copy { max-width: 730px; }.hero-visual { width: min(760px, 94%); margin: 0 auto; }.capability-strip { margin-top: 85px; grid-template-columns: repeat(4, 1fr); }.capability-strip > span, .capability-strip > i { display: none; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }.tech-layout { gap: 50px; }.tech-row { grid-template-columns: 90px 1fr; }.tech-row span { min-width: 65px; }
  .advantage-shell { gap: 55px; padding: 55px 45px; }.about-grid, .contact-shell { gap: 55px; }
  .overview-grid { grid-template-columns: 1.5fr repeat(3,1fr); }.overview-grid > div { padding-inline: 18px; }.overview-intro strong { font-size: 14px; }.overview-stat { gap: 9px; }.overview-stat > b { font-size: 30px; }
  .cooperation-shell { padding: 48px 35px; }.cooperation-cards { gap: 9px; }.delivery-layout { gap: 35px; }.faq-layout { gap: 60px; }
}

@media (max-width: 780px) {
  :root { --container: calc(100% - 32px); --radius: 18px; }
  .section { padding: 90px 0; }
  .nav-shell { height: 70px; }.nav-cta { display: none; }.nav-toggle { display: block; margin-left: auto; }
  .site-nav { position: fixed; inset: 70px 0 auto; display: flex; flex-direction: column; align-items: stretch; gap: 0; padding: 14px 16px 22px; border-bottom: 1px solid var(--line); background: rgba(6,8,21,.97); backdrop-filter: blur(18px); opacity: 0; pointer-events: none; transform: translateY(-10px); transition: opacity .25s, transform .25s; }.site-nav.open { opacity: 1; pointer-events: auto; transform: none; }.site-nav a { padding: 14px 10px; border-bottom: 1px solid rgba(255,255,255,.05); font-size: 14px; }.site-nav a::after { display: none; }.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }
  .hero { min-height: auto; padding-top: 130px; padding-bottom: 35px; }.hero-grid { gap: 60px; }.hero h1 { font-size: clamp(42px, 12vw, 58px); }.hero-lead { font-size: 15px; }.hero-actions { align-items: stretch; }.hero-actions .button { padding-inline: 18px; }.hero-points { gap: 12px 18px; }
  .dashboard-body { min-height: 310px; }.mock-content { padding: 18px 15px; }.mock-sidebar { width: 42px; }.mock-metrics article { padding: 9px; }.mock-metrics strong { font-size: 14px; }.mock-panels { grid-template-columns: 1fr; }.task-card { display: none; }.chart-card { min-height: 150px !important; }.chart-bars { height: 76px; }.float-card-ai { right: -8px; top: 59px; }.float-card-code { left: -8px; }.capability-strip { min-height: 150px; grid-template-columns: 1fr 1fr; gap: 15px; padding: 22px; }
  .section-heading { display: block; margin-bottom: 38px; }.section-heading > p { margin-top: 19px; }
  .service-grid { grid-template-columns: 1fr; }.service-card { min-height: 340px; }.service-card h3 { margin-top: 38px; }
  .overview-grid { grid-template-columns: 1fr 1fr; }.overview-grid > div { min-height: 125px; padding: 24px !important; border-bottom: 1px solid var(--line); }.overview-grid > div:nth-child(2) { border-right: 0; }.overview-intro { grid-column: 1 / -1; min-height: 135px !important; }.overview-stat:last-child { grid-column: 1 / -1; border-bottom: 0; }.solution-grid { grid-template-columns: 1fr; }.solution-card { min-height: 300px; padding: 28px 25px; }.cooperation { padding-top: 15px; }.cooperation-shell { padding: 40px 24px; }.cooperation-cards { grid-template-columns: 1fr; }.cooperation-card { min-height: 320px; }
  .tech-layout, .about-grid, .contact-shell { grid-template-columns: 1fr; gap: 45px; }.tech-board { padding-inline: 20px; }.tech-row { grid-template-columns: 1fr; gap: 10px; }.tech-row span { flex: 1 0 calc(50% - 8px); }
  .case-grid { grid-template-columns: 1fr; }.case-large { grid-column: auto; }.case-visual, .case-large .case-visual { min-height: 340px; }.case-visual-retail { padding: 62px 16px 0; }.retail-window { height: 320px; }.retail-nav { padding-inline: 15px; gap: 12px; }.retail-nav span { display: none; }.retail-hero { height: 215px; }.retail-products { display: none; }.case-info { align-items: start; flex-direction: column; }.case-info > b { display: none; }
  .case-visual-hengxu { min-height: 420px !important; }.hengxu-stage { inset: 76px 16px 0; }.hengxu-visual-copy { right: 20px; }.hengxu-visual-copy span { display: none; }.case-info-featured h3 { font-size: 20px; }.case-info > b.case-display-label { display: inline-flex; }
  .case-breakdown { grid-template-columns: 1fr; }.case-breakdown > div { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }.case-breakdown > div:last-child { border-bottom: 0; }
  .process-head { margin-bottom: 48px; }.process-track { grid-template-columns: 1fr 1fr; gap: 40px 28px; }.process-line { display: none; }.process-step { padding-left: 22px; border-left: 1px solid var(--line); }.process-step > i { position: absolute; left: -6px; top: -15px; }.process-step h3 { margin-top: 22px; }
  .delivery-layout { grid-template-columns: 1fr; }.delivery-aside { position: relative; top: auto; }.support-grid { grid-template-columns: 1fr 1fr; }.support-cta { align-items: flex-start; flex-direction: column; }.faq-layout { grid-template-columns: 1fr; gap: 42px; }.faq-heading { position: relative; top: auto; }
  .advantages { padding-top: 20px; }.advantage-shell { grid-template-columns: 1fr; gap: 45px; padding: 42px 25px; }.advantage-list { grid-template-columns: 1fr; }
  .about-card { min-height: 370px; }.about-values { flex-wrap: wrap; }.about-values span { flex: 1; }
  .form-row { grid-template-columns: 1fr; }.contact-form { padding: 24px 18px; }.footer-main { gap: 45px; }.footer-links { gap: 40px; }
}

@media (max-width: 520px) {
  .brand-mark { width: 36px; height: 36px; }.brand-copy strong { font-size: 15px; }.hero-actions { flex-direction: column; }.hero-actions .button { width: 100%; }.hero-points { display: grid; }.hero-visual { width: 100%; transform: none; }.window-address { max-width: 150px; }.dashboard-body { min-height: 276px; }.mock-content { padding: 15px 11px; }.mock-metrics { gap: 5px; }.mock-metrics article { min-height: 73px; }.mock-metrics small { font-size: 6px; }.float-card { padding: 8px; }.float-card-ai { display: none; }
  .capability-strip { margin-top: 70px; grid-template-columns: 1fr; }.capability-strip div { justify-content: space-between; }
  .service-card { min-height: 320px; padding: 25px; }.case-visual-mobile { gap: 3px; }.phone { width: 145px; }.phone-left { margin-left: -15px; }.phone-right { margin-right: -15px; }.case-visual-admin { padding-inline: 10px; }.admin-window { width: 100%; }.admin-window > div { padding: 19px 14px; }
  .case-visual-hengxu { min-height: 350px !important; }.hengxu-stage { inset: 66px 10px 0; }.hengxu-browser-bar b { max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }.hengxu-visual-copy { display: none; }
  .process-track { grid-template-columns: 1fr; }.advantage-list article { min-height: auto; }.about-values span { min-width: 85px; }.footer-main { flex-direction: column; }.footer-links { justify-content: space-between; }.footer-bottom { flex-direction: column; gap: 5px; }.toast { left: 16px; right: 16px; min-width: 0; }.back-top { right: 16px; bottom: 16px; }
  .overview-grid { grid-template-columns: 1fr; }.overview-intro, .overview-stat:last-child { grid-column: auto; }.overview-grid > div { border-right: 0; }.solution-title { grid-template-columns: 25px 1fr; }.solution-title i { display: none; }.solution-result { align-items: flex-start; flex-direction: column; gap: 5px; }.delivery-item { grid-template-columns: 26px 1fr; }.delivery-item > b { display: none; }.delivery-aside { padding: 27px 20px; }.archive-stack i { margin-left: 0 !important; }.support-grid { grid-template-columns: 1fr; }.support-card { min-height: 240px; }.faq-list summary { font-size: 12px; }.footer-links { flex-wrap: wrap; gap: 35px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}