:root {
  color-scheme: light;
  --navy: #07152d;
  --navy-2: #0b2347;
  --blue: #1687ff;
  --blue-2: #56adff;
  --orange: #ff7845;
  --ink: #0a1830;
  --muted: #667389;
  --line: #dce4ef;
  --surface: #f3f7fc;
  --white: #fff;
  --max: 1180px;
  --radius: 22px;
  --shadow: 0 24px 70px rgba(7, 21, 45, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
body.dialog-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
.container { width: min(var(--max), calc(100% - 48px)); 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; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 999; padding: 9px 14px; background: white; color: var(--ink); transform: translateY(-150%); border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: 78px;
  color: white;
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: rgba(7, 21, 45, .76);
  backdrop-filter: blur(18px);
  transition: background .25s, box-shadow .25s;
}
.site-header.scrolled { background: rgba(7, 21, 45, .95); box-shadow: 0 8px 34px rgba(0,0,0,.18); }
.nav-wrap { height: 100%; display: flex; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand > span:last-child { display: grid; line-height: 1.18; }
.brand strong { font-size: 24px; letter-spacing: .08em; font-weight: 900; }
.brand small { color: #92abc9; font-size: 10px; letter-spacing: .11em; text-transform: uppercase; }
.site-nav { display: flex; justify-content: center; align-items: center; gap: 22px; margin-left: auto; }
.site-nav a { position: relative; color: #c6d4e6; font-size: 14px; transition: color .2s; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -9px; height: 2px; background: var(--orange); transition: right .2s; }
.site-nav a:hover, .site-nav a:focus-visible { color: white; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { right: 0; }
.nav-contact { border: 0; border-radius: 999px; padding: 10px 18px; color: white; background: rgba(255,255,255,.1); display: inline-flex; align-items: center; gap: 9px; }
.nav-contact:hover { background: var(--blue); }
.language-switch { display: inline-flex; flex: 0 0 auto; padding: 3px; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; background: rgba(255,255,255,.05); }
.language-switch button { min-width: 34px; height: 30px; padding: 0 8px; border: 0; border-radius: 999px; color: #91a7c2; background: transparent; font-size: 12px; font-weight: 900; }
.language-switch button.active { color: white; background: var(--blue); }
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: #5bed9e; box-shadow: 0 0 0 0 rgba(91,237,158,.7); animation: pulse 2s infinite; }
.menu-button { display: none; margin-left: auto; width: 42px; height: 42px; border: 0; border-radius: 10px; background: rgba(255,255,255,.1); padding: 11px; }
.menu-button > span:not(.sr-only) { display: block; height: 2px; background: white; margin: 5px 0; transition: transform .2s, opacity .2s; }

.section-dark { background: var(--navy); color: white; }
.hero { min-height: 820px; position: relative; overflow: hidden; padding: 160px 0 56px; }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg,rgba(255,255,255,.05) 1px, transparent 1px); background-size: 44px 44px; mask-image: linear-gradient(to bottom, black, transparent 75%); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.hero-glow-one { width: 680px; height: 680px; top: -290px; right: 4%; background: radial-gradient(circle,rgba(22,135,255,.26),transparent 69%); }
.hero-glow-two { width: 420px; height: 420px; bottom: -210px; left: 10%; background: radial-gradient(circle,rgba(255,120,69,.13),transparent 68%); }
.hero-grid { position: relative; display: grid; align-items: center; gap: 48px; }
.hero-centered { grid-template-columns: minmax(0,1.12fr) minmax(390px,.88fr); }
.hero-copy { max-width: 720px; }
.eyebrow { display: flex; align-items: center; gap: 11px; color: #9eb9db; text-transform: uppercase; letter-spacing: .1em; font-size: 13px; font-weight: 700; }
.eyebrow > span { width: 28px; height: 2px; background: var(--orange); }
.hero h1 { margin: 22px 0 24px; font-size: clamp(48px,5.6vw,78px); line-height: 1.08; letter-spacing: -.05em; }
.hero h1 em { color: #86caff; font-style: normal; }
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .hero h1 em { background: linear-gradient(90deg,#fff 10%,#68b8ff 75%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
}
.hero-lead { max-width: 620px; color: #adbed4; font-size: 18px; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin: 34px 0 40px; }
.button { min-height: 50px; border: 0; border-radius: 13px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 22px; font-weight: 800; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: white; background: linear-gradient(135deg,var(--blue),#0864e8); box-shadow: 0 12px 30px rgba(22,135,255,.28); }
.button-primary:hover { box-shadow: 0 17px 34px rgba(22,135,255,.4); }
.button-primary svg { width: 22px; fill: currentColor; }
.button-ghost { border: 1px solid rgba(255,255,255,.18); color: white; background: rgba(255,255,255,.06); }
.button-ghost:hover { background: rgba(255,255,255,.11); }
.button-dark { background: var(--navy); color: white; }
.hero-meta { display: flex; gap: 18px; }
.hero-meta div { display: grid; padding-right: 26px; border-right: 1px solid rgba(255,255,255,.13); }
.hero-meta div:last-child { border-right: 0; }
.hero-meta strong { font-size: 23px; line-height: 1.2; }
.hero-meta span { color: #829ab8; font-size: 12px; }
.hero-capabilities { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 16px; border: 1px solid rgba(154,196,240,.18); border-radius: 27px; background: rgba(11,39,76,.58); box-shadow: 0 36px 80px rgba(0,0,0,.24); backdrop-filter: blur(14px); }
.hero-capabilities::before { content: ""; position: absolute; inset: -1px; z-index: -1; border-radius: inherit; background: radial-gradient(circle at 90% 8%,rgba(22,135,255,.28),transparent 33%); }
.hero-capabilities article { min-height: 177px; padding: 24px; border: 1px solid rgba(255,255,255,.09); border-radius: 17px; background: rgba(255,255,255,.04); }
.hero-capabilities article:first-child { background: linear-gradient(145deg,rgba(22,135,255,.27),rgba(255,255,255,.04)); }
.hero-capabilities span { display: block; margin-bottom: 25px; color: #67b3ff; font-size: 11px; letter-spacing: .12em; font-weight: 900; }
.hero-capabilities strong { display: block; font-size: 18px; }
.hero-capabilities p { margin: 6px 0 0; color: #91a7c2; font-size: 13px; line-height: 1.65; }
.lang-en .hero h1 { font-size: clamp(46px,5vw,70px); }
.lang-en .hero-capabilities strong { font-size: 16px; }
.trust-strip { position: relative; display: flex; align-items: center; gap: 32px; margin-top: 78px; padding-top: 26px; border-top: 1px solid rgba(255,255,255,.12); }
.trust-label { flex: 0 0 auto; color: #7892b1; font-size: 12px; letter-spacing: .12em; }
.trust-items { display: flex; justify-content: space-between; flex: 1; gap: 18px; color: #b7c6d9; font-size: 14px; }

.problem-section, .services-section, .pricing-section, .process-section, .faq-section { padding: 112px 0; }
.section-heading { max-width: 720px; margin-bottom: 54px; }
.section-heading.heading-inline { max-width: none; display: grid; grid-template-columns: 1.05fr .7fr; align-items: end; gap: 80px; }
.section-kicker { display: inline-block; margin-bottom: 13px; color: var(--blue); font-size: 12px; letter-spacing: .18em; font-weight: 900; }
.section-heading h2, .pricing-copy h2, .faq-intro h2, .contact-copy h2 { margin: 0; font-size: clamp(34px,4vw,53px); line-height: 1.2; letter-spacing: -.035em; }
.section-heading > p, .heading-inline > p, .pricing-copy > p, .faq-intro > p, .contact-copy > p { margin: 20px 0 0; color: var(--muted); font-size: 17px; }
.heading-inline > p { margin: 0 0 5px; }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.compare-card { position: relative; overflow: hidden; border-radius: var(--radius); padding: 36px; }
.compare-muted { color: #516078; background: #edf2f8; border: 1px solid #e1e7ef; }
.compare-bright { color: white; background: linear-gradient(145deg,#0a315f,#0b1e3d); box-shadow: var(--shadow); }
.compare-bright::after { content: ""; position: absolute; width: 240px; height: 240px; right: -90px; bottom: -100px; border-radius: 50%; background: radial-gradient(circle,rgba(22,135,255,.4),transparent 68%); }
.compare-head { display: flex; align-items: center; gap: 16px; }
.compare-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; color: #8d9aab; background: white; font-size: 24px; font-weight: 900; }
.compare-bright .compare-icon { color: white; background: var(--blue); }
.compare-head small { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; opacity: .65; }
.compare-head h3 { margin: 2px 0 0; font-size: 21px; }
.compare-card ul { position: relative; z-index: 1; list-style: none; margin: 26px 0 0; padding: 0; }
.compare-card li { position: relative; margin: 14px 0; padding-left: 25px; }
.compare-card li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 2px; background: currentColor; opacity: .55; }
.compare-bright li::before { width: 9px; height: 9px; top: .55em; border-radius: 50%; background: #59aaff; box-shadow: 0 0 0 4px rgba(89,170,255,.13); opacity: 1; }
.promise-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; margin-top: 22px; padding: 24px 30px; border-radius: 15px; border: 1px solid #e5eaf1; }
.promise-row p { margin: 0; color: var(--muted); }
.promise-row strong { color: var(--blue); font-size: 19px; }

.services-section { background: var(--surface); }
.feature-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.feature-card { position: relative; min-height: 270px; overflow: hidden; padding: 30px; border: 1px solid #e0e7f0; border-radius: 20px; background: white; transition: transform .25s, box-shadow .25s, border-color .25s; }
.feature-card:hover { transform: translateY(-5px); border-color: #bcd8fb; box-shadow: 0 20px 42px rgba(21,55,99,.09); }
.feature-number { position: absolute; top: 24px; right: 26px; color: #c5d0dd; font-size: 12px; letter-spacing: .08em; font-weight: 800; }
.feature-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 13px; color: var(--blue); background: #eaf4ff; }
.feature-icon svg { width: 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.feature-card h3 { margin: 24px 0 8px; font-size: 21px; }
.feature-card p { margin: 0; color: var(--muted); }
.feature-wide { grid-column: span 1; background: linear-gradient(145deg,#fff,#eef6ff); }
.mini-map { position: absolute; right: -22px; bottom: -36px; width: 150px; height: 100px; border: 1px solid #c4defb; border-radius: 50%; opacity: .65; transform: rotate(-12deg); }
.mini-map::before, .mini-map::after { content: ""; position: absolute; inset: 18px -1px; border-top: 1px solid #99c9ff; border-bottom: 1px solid #99c9ff; border-radius: 50%; }
.mini-map::after { inset: -1px 45px; border: 1px solid #99c9ff; }
.mini-map i { position: absolute; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }
.mini-map i:nth-child(1) { left: 28px; top: 30px; } .mini-map i:nth-child(2) { left: 64px; top: 52px; } .mini-map i:nth-child(3) { right: 29px; top: 27px; } .mini-map i:nth-child(4) { right: 48px; bottom: 17px; } .mini-map i:nth-child(5) { left: 39px; bottom: 23px; }
.feature-accent { color: white; background: linear-gradient(145deg,#0b2b57,var(--navy)); border-color: transparent; }
.feature-accent .feature-icon { color: white; background: rgba(255,255,255,.1); }
.feature-accent .feature-number { color: #6882a5; }
.feature-accent p { color: #aabbd0; }
.feature-tag { display: inline-block; margin-top: 19px; padding: 5px 10px; border-radius: 999px; color: #76bbff; background: rgba(22,135,255,.14); font-size: 12px; font-weight: 800; }
.admin-showcase { display: grid; grid-template-columns: 1.35fr .65fr; align-items: center; gap: 46px; margin-top: 42px; padding: 18px; border: 1px solid #dae3ee; border-radius: 24px; background: white; box-shadow: 0 28px 70px rgba(17,51,94,.09); }
.admin-shot { position: relative; width: 100%; overflow: hidden; padding: 0; border: 0; border-radius: 15px; background: #e9efec; text-align: left; cursor: zoom-in; }
.admin-shot img { width: 100%; height: auto; object-fit: contain; object-position: top left; transition: transform .3s ease; }
.admin-shot:hover img { transform: scale(1.012); }
.admin-shot > span { position: absolute; left: 14px; bottom: 14px; padding: 7px 11px; border-radius: 7px; color: white; background: rgba(6,23,44,.88); font-size: 12px; font-weight: 800; }
.admin-copy { padding: 20px 25px 20px 0; }
.admin-copy h3 { margin: 0; font-size: 28px; line-height: 1.35; letter-spacing: -.025em; }
.admin-copy > p { color: var(--muted); }
.admin-copy ul { list-style: none; margin: 24px 0 0; padding: 0; }
.admin-copy li { display: grid; padding: 11px 0; border-top: 1px solid #e5eaf0; }
.admin-copy li strong { font-size: 14px; }
.admin-copy li span { color: var(--muted); font-size: 12px; }

.cases-section { padding: 112px 0; }
.section-heading.light h2 { color: white; }
.section-heading.light > p { color: #9bb0ca; }
.case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.case-card { min-width: 0; }
.case-preview { position: relative; height: 240px; overflow: hidden; border: 1px solid rgba(255,255,255,.13); border-radius: 19px; background: #123; transition: transform .25s, border-color .25s; }
.case-card:hover .case-preview { transform: translateY(-5px); border-color: rgba(91,174,255,.65); }
.case-preview::before { content: ""; position: absolute; inset: 38px 18px 18px; border-radius: 8px; background: rgba(255,255,255,.1); box-shadow: inset 0 0 0 1px rgba(255,255,255,.1); }
.case-preview::after { content: ""; position: absolute; width: 180px; height: 180px; border-radius: 50%; right: -35px; bottom: -65px; background: rgba(255,255,255,.1); filter: blur(1px); }
.case-a { background: linear-gradient(145deg,#765322,#171c28); }
.case-b { background: linear-gradient(145deg,#006fb9,#091f42); }
.case-c { background: linear-gradient(145deg,#393a92,#171532); }
.case-d { background: linear-gradient(145deg,#078a86,#0c2635); }
.case-e { background: linear-gradient(145deg,#487859,#10271f); }
.case-f { background: linear-gradient(145deg,#9c3e2b,#241411); }
.case-g { background: linear-gradient(145deg,#2d6a32,#132616); }
.case-h { background: linear-gradient(145deg,#a38b40,#15130a); }
.browser-bar { position: absolute; z-index: 2; top: 15px; left: 17px; display: flex; gap: 5px; }
.browser-bar i { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,.35); }
.case-preview > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform .45s ease; }
.case-card:hover .case-preview > img { transform: scale(1.035); }
.case-preview::before { z-index: 1; inset: 0; border-radius: 0; background: linear-gradient(to bottom,rgba(2,12,27,.32),transparent 28%,transparent 78%,rgba(2,12,27,.25)); box-shadow: none; pointer-events: none; }
.case-preview::after { display: none; }
.case-open { position: absolute; z-index: 3; right: 17px; bottom: 15px; padding: 7px 10px; border-radius: 8px; color: white; background: rgba(5,15,34,.78); font-size: 12px; opacity: 0; transform: translateY(5px); transition: .2s; }
.case-card:hover .case-open { opacity: 1; transform: translateY(0); }
.case-info { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 17px 3px 2px; }
.case-info h3 { margin: 0; font-size: 17px; }
.case-info p { margin: 1px 0 0; color: #7f96b3; font-size: 13px; }
.case-info > span { flex: 0 0 auto; padding: 7px 12px; border: 1px solid rgba(255,255,255,.18); border-radius: 9px; color: white; background: linear-gradient(135deg,#ff8a4c,var(--orange)); box-shadow: 0 8px 22px rgba(255,120,69,.22); font-size: 14px; line-height: 1; font-weight: 900; }
.case-contact { min-height: 306px; padding: 0; border: 1px solid rgba(255,255,255,.13); border-radius: 19px; color: white; background: radial-gradient(circle at 82% 20%,rgba(22,135,255,.35),transparent 27%),linear-gradient(145deg,#0c315e,#07152d); text-align: left; }
.case-contact > div { min-height: 100%; display: flex; flex-direction: column; justify-content: center; padding: 34px; }
.case-contact span { color: #70b8ff; font-size: 11px; letter-spacing: .16em; font-weight: 900; }
.case-contact strong { margin-top: 7px; font-size: 31px; }
.case-contact p { margin: 6px 0 28px; color: #a3b5ca; }
.case-contact i { color: white; font-style: normal; font-weight: 800; }

.pricing-heading { max-width: 800px; margin-bottom: 46px; }
.pricing-cards { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 15px; align-items: stretch; }
.price-card { position: relative; display: flex; flex-direction: column; min-width: 0; overflow: hidden; padding: 28px 24px 22px; border: 1px solid #dde5ee; border-radius: 20px; background: white; box-shadow: 0 14px 36px rgba(10,42,79,.06); }
.price-card-head { min-height: 214px; }
.plan-code { color: #8394a8; font-size: 11px; letter-spacing: .12em; font-weight: 900; }
.price-card h3 { margin: 12px 0 5px; font-size: 22px; }
.price-card h3 em { color: var(--orange); font-style: normal; }
.plan-price { display: flex; align-items: flex-start; min-height: 76px; margin: 10px 0 9px; color: var(--ink); }
.plan-price sup { margin-top: 12px; font-size: 18px; font-weight: 900; }
.plan-price strong { font-size: 52px; line-height: 1.2; letter-spacing: -.055em; white-space: nowrap; }
.plan-price.plan-range { align-items: center; }
.plan-price.plan-range sup { margin-top: 0; }
.plan-price.plan-range strong { font-size: clamp(28px,2.35vw,37px); letter-spacing: -.05em; }
.price-card-head > p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.price-card ul { list-style: none; margin: 22px 0; padding: 18px 0 0; border-top: 1px solid #e5eaf0; }
.price-card li { position: relative; margin: 10px 0; padding-left: 24px; color: #425069; font-size: 14px; }
.price-card li::before { position: absolute; left: 0; top: 1px; width: 17px; height: 17px; display: grid; place-items: center; border-radius: 50%; font-size: 10px; font-weight: 900; }
.price-card li.included::before { content: "✓"; color: #087a4a; background: #dff8eb; }
.price-card li.excluded { color: #8a96a6; }
.price-card li.excluded::before { content: "–"; color: #8a96a6; background: #edf1f5; }
.price-action { width: 100%; min-height: 45px; margin-top: auto; border: 1px solid #cbd6e2; border-radius: 11px; color: var(--ink); background: #f8fafc; font-weight: 800; transition: .2s; }
.price-action:hover { border-color: var(--blue); color: var(--blue); background: #edf6ff; }
.price-featured { color: white; border-color: transparent; background: linear-gradient(155deg,#0b315f,#07152d); box-shadow: 0 22px 55px rgba(7,21,45,.21); transform: translateY(-10px); }
.price-featured .plan-code, .price-custom .plan-code { color: #73b9ff; }
.price-featured h3, .price-featured .plan-price { color: white; }
.price-featured .price-card-head > p { color: #a9bbd1; }
.price-featured ul { border-color: rgba(255,255,255,.13); }
.price-featured li { color: #d1deed; }
.price-featured .price-action { border-color: transparent; color: white; background: var(--blue); }
.price-featured .price-action:hover { background: #40a0ff; }
.popular-label { position: absolute; top: 0; right: 0; padding: 6px 13px; border-radius: 0 18px 0 12px; color: white; background: var(--orange); font-size: 11px; font-weight: 900; }
.price-custom { color: white; border-color: transparent; background: linear-gradient(155deg,#152b4b,#101a2b); }
.price-custom h3, .price-custom .plan-price { color: white; }
.price-custom .price-card-head > p { color: #aab7c8; }
.price-custom ul { border-color: rgba(255,255,255,.12); }
.price-custom li { color: #d1dae6; }
.price-custom .price-action { border-color: rgba(255,255,255,.2); color: white; background: rgba(255,255,255,.08); }
.price-custom .price-action:hover { border-color: #6cb7ff; color: white; background: rgba(22,135,255,.24); }
.pricing-note { display: grid; grid-template-columns: repeat(3,1fr) auto; align-items: center; gap: 28px; margin-top: 38px; padding: 24px 28px; border: 1px solid #e0e6ee; border-radius: 17px; background: #f8fafc; }
.pricing-note > div { display: grid; }
.pricing-note strong { font-size: 15px; }
.pricing-note span { color: var(--muted); font-size: 12px; }
.server-bar { display: grid; grid-template-columns: minmax(0,1fr) minmax(430px,.9fr); align-items: center; gap: 24px 38px; margin-top: 70px; padding: 30px; border-radius: 18px; color: white; background: linear-gradient(115deg,#0b2b57,var(--navy)); }
.server-intro { display: grid; }
.server-bar span { color: #70b5fa; font-size: 11px; letter-spacing: .1em; }
.server-bar strong { margin-top: 3px; font-size: 20px; line-height: 1.45; }
.server-bar p { margin: 10px 0 0; color: #afc1d7; font-size: 14px; line-height: 1.75; }
.server-rates { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; }
.server-rates > div { display: grid; gap: 4px; min-width: 0; padding: 15px 14px; border: 1px solid rgba(255,255,255,.12); border-radius: 12px; background: rgba(255,255,255,.06); }
.server-rates small { color: #9eb5d0; font-size: 12px; }
.server-rates b { color: white; font-size: 15px; white-space: nowrap; }
.server-bar .server-footnote { grid-column: 1 / -1; margin: -7px 0 0; padding-top: 15px; border-top: 1px solid rgba(255,255,255,.1); color: #829ab8; font-size: 12px; }

.process-section { background: #f7f9fc; border-top: 1px solid #edf0f4; }
.timeline { display: grid; grid-template-columns: repeat(5,1fr); list-style: none; margin: 72px 0 0; padding: 0; }
.timeline li { position: relative; padding: 0 22px; border-left: 1px solid #d8e0ea; }
.timeline li::before { content: ""; position: absolute; left: -4px; top: -10px; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 6px #deefff; }
.timeline li > span { color: #c6d0dc; font-size: 38px; font-weight: 900; letter-spacing: -.07em; }
.timeline small { color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .1em; }
.timeline h3 { margin: 5px 0 8px; font-size: 18px; }
.timeline p { margin: 0; color: var(--muted); font-size: 14px; }

.faq-grid { display: grid; grid-template-columns: .7fr 1fr; gap: 90px; }
.faq-intro { position: sticky; top: 120px; align-self: start; }
.faq-list details { border-bottom: 1px solid #dde4ec; }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 0; list-style: none; font-size: 18px; font-weight: 800; cursor: pointer; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { position: relative; width: 22px; height: 22px; flex: 0 0 auto; }
.faq-list summary span::before, .faq-list summary span::after { content: ""; position: absolute; left: 4px; right: 4px; top: 10px; height: 2px; background: var(--blue); transition: transform .2s; }
.faq-list summary span::after { transform: rotate(90deg); }
.faq-list details[open] summary span::after { transform: rotate(0); }
.faq-list details p { margin: -4px 50px 23px 0; color: var(--muted); }

.contact-section { padding: 34px 0 112px; }
.contact-card { position: relative; overflow: hidden; display: grid; grid-template-columns: 1.3fr .7fr; align-items: center; gap: 70px; min-height: 490px; padding: 60px 70px; border-radius: 30px; color: white; background: linear-gradient(135deg,#0b315f,#06142b 70%); box-shadow: 0 35px 90px rgba(7,21,45,.2); }
.contact-card::before { content: ""; position: absolute; inset: 0; opacity: .18; background-image: radial-gradient(circle at 76% 50%,rgba(29,142,255,.65),transparent 26%), linear-gradient(90deg,transparent 49.5%,rgba(255,255,255,.08) 50%,transparent 50.5%); background-size: auto, 54px 54px; }
.contact-copy, .qr-card { position: relative; z-index: 1; }
.contact-copy > p { max-width: 610px; color: #aabbd1; }
.contact-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 31px; }
.contact-actions strong { font-size: 13px; font-weight: 500; opacity: .78; }
.phone-link { color: #b9cae0; border-bottom: 1px solid rgba(255,255,255,.25); }
.qr-card { justify-self: end; width: 300px; max-width: 100%; padding: 13px; border-radius: 22px; color: var(--ink); background: white; box-shadow: 0 20px 50px rgba(0,0,0,.28); }
.qr-card img { display: block; width: 100%; height: auto; aspect-ratio: 790 / 806; object-fit: contain; border-radius: 12px; }
.qr-card div { display: grid; padding: 12px 8px 4px; text-align: center; }
.qr-card span { color: var(--muted); font-size: 12px; }

.site-footer { padding: 52px 0 92px; color: #8799b2; background: #050e20; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 28px; }
.footer-brand { color: white; }
.footer-grid p { margin: 0; font-size: 13px; text-align: center; }
.footer-grid > div { display: grid; justify-items: end; }
.footer-grid > div a { color: white; font-weight: 800; }
.footer-grid button { padding: 0; border: 0; color: #6fabec; background: none; font-size: 12px; }
.footer-bottom { display: flex; justify-content: space-between; margin-top: 38px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08); font-size: 12px; }

.mobile-contact { display: none; }
.wechat-dialog { width: min(420px,calc(100% - 32px)); padding: 34px; border: 0; border-radius: 24px; color: var(--ink); text-align: center; box-shadow: 0 30px 100px rgba(0,0,0,.36); }
.wechat-dialog::backdrop { background: rgba(3,12,27,.72); backdrop-filter: blur(6px); }
.dialog-close { position: absolute; top: 12px; right: 14px; width: 34px; height: 34px; border: 0; border-radius: 50%; color: #728198; background: #edf2f7; font-size: 22px; line-height: 1; }
.dialog-icon { width: 52px; height: 52px; display: grid; place-items: center; margin: 0 auto 12px; border-radius: 16px; color: white; background: #12b65c; font-weight: 900; }
.wechat-dialog h2 { margin: 0; }
.wechat-dialog p { margin: 5px 0 18px; color: var(--muted); font-size: 14px; }
.wechat-dialog img { display: block; width: min(280px,100%); height: auto; aspect-ratio: 790 / 806; object-fit: contain; margin: 0 auto 20px; border: 1px solid #e1e7ef; border-radius: 14px; }
.wechat-dialog .button { width: 100%; }
.wechat-dialog small { display: block; margin-top: 12px; color: #8794a6; }
.image-dialog { width: min(1500px,calc(100% - 32px)); max-height: calc(100vh - 32px); overflow: auto; padding: 14px; border: 0; border-radius: 20px; background: white; box-shadow: 0 30px 100px rgba(0,0,0,.42); }
.image-dialog::backdrop { background: rgba(3,12,27,.82); backdrop-filter: blur(7px); }
.image-dialog-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 5px 48px 14px 6px; }
.image-dialog-head strong { font-size: 17px; }
.image-dialog-head span { color: var(--muted); font-size: 12px; }
.image-dialog > img { width: 100%; height: auto; border: 1px solid #dbe3ec; border-radius: 12px; }
.image-dialog-close { position: absolute; z-index: 2; top: 10px; right: 12px; width: 36px; height: 36px; border: 0; border-radius: 50%; color: #526077; background: #edf2f7; font-size: 24px; line-height: 1; }
.toast { position: fixed; z-index: 999; left: 50%; bottom: 28px; min-width: 210px; padding: 12px 18px; border-radius: 11px; color: white; background: #07152d; box-shadow: 0 15px 40px rgba(0,0,0,.28); text-align: center; opacity: 0; pointer-events: none; transform: translate(-50%,20px); transition: .25s; }
.toast.show { opacity: 1; transform: translate(-50%,0); }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; transition-delay: var(--delay,0ms); }
.reveal.visible { opacity: 1; transform: translateY(0); }

@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(91,237,158,0); } 100% { box-shadow: 0 0 0 0 rgba(91,237,158,0); } }
@media (prefers-reduced-motion: reduce) { *,*::before,*::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } .reveal { opacity: 1; transform: none; } }

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --ink: #edf5ff;
    --muted: #a9bad0;
    --line: #263b57;
    --surface: #0a1930;
    --white: #071326;
    --shadow: 0 24px 70px rgba(0,0,0,.3);
  }
  body { background: #061225; }
  .skip-link { color: #edf5ff; background: #10243e; }
  .hero h1 em { color: #8dccff; background: none; -webkit-text-fill-color: #8dccff; }
  .problem-section, .pricing-section, .faq-section, .contact-section { background: #061225; }
  .services-section, .process-section { background: #09182c; border-color: #1b2e48; }
  .compare-muted { color: #d5e0ed; background: #0e1e34; border-color: #263a55; }
  .compare-icon { color: #a7b6c9; background: #172b46; }
  .promise-row, .admin-showcase, .feature-card, .price-card, .pricing-note { border-color: #263a55; background: #0d1d33; }
  .promise-row { background: #0a192d; }
  .feature-card:hover { border-color: #3978b8; box-shadow: 0 20px 42px rgba(0,0,0,.24); }
  .feature-wide { background: linear-gradient(145deg,#0d1d33,#102945); }
  .feature-icon { background: #102d4e; }
  .feature-number { color: #7186a1; }
  .admin-shot { background: #132238; }
  .admin-copy li, .price-card ul, .pricing-note, .faq-list details { border-color: #263a55; }
  .price-card { box-shadow: 0 14px 36px rgba(0,0,0,.18); }
  .price-card:not(.price-featured):not(.price-custom) .plan-price,
  .price-card:not(.price-featured):not(.price-custom) h3 { color: #edf5ff; }
  .price-card:not(.price-featured):not(.price-custom) li { color: #cad6e5; }
  .price-card li.excluded { color: #8293a9; }
  .price-card li.excluded::before { color: #9aacbf; background: #1b2c42; }
  .price-action { color: #e7f1ff; background: #142840; border-color: #39506c; }
  .price-action:hover { color: #79bfff; background: #153454; border-color: #4b94db; }
  .pricing-note > div { border-color: #263a55; }
  .pricing-note .button-dark { background: #1477df; }
  .timeline li { border-color: #2b3e59; }
  .timeline li::before { box-shadow: 0 0 0 6px #163a61; }
  .timeline li > span { color: #546b87; }
  .wechat-dialog, .image-dialog { color: #edf5ff; background: #0d1d33; }
  .dialog-close, .image-dialog-close { color: #bed0e4; background: #1a304b; }
  .wechat-dialog img, .image-dialog > img { border-color: #2b405c; }
  .qr-card { color: #07152d; background: white; }
  .qr-card span { color: #667389; }
}

@media (forced-colors: active) {
  .hero h1 em { color: CanvasText; background: none; -webkit-text-fill-color: CanvasText; }
}

@media (max-width: 1080px) {
  .site-nav { position: fixed; top: 78px; left: 16px; right: 16px; display: grid; gap: 0; padding: 10px; border: 1px solid rgba(255,255,255,.13); border-radius: 15px; background: #0a1b36; opacity: 0; pointer-events: none; transform: translateY(-12px); transition: .2s; }
  .site-nav.open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .site-nav a { padding: 11px 13px; }
  .site-nav a::after { display: none; }
  .language-switch { order: 2; margin-left: auto; }
  .menu-button { display: block; order: 3; margin-left: 0; }
  .nav-contact { display: none; }
  .hero { padding-top: 135px; }
  .hero-grid, .hero-centered { grid-template-columns: 1fr; }
  .hero-copy { max-width: 720px; }
  .hero-capabilities { max-width: 760px; }
  .trust-strip { margin-top: 58px; }
  .trust-items { flex-wrap: wrap; justify-content: flex-start; }
  .section-heading.heading-inline { grid-template-columns: 1fr; gap: 20px; }
  .feature-grid { grid-template-columns: repeat(2,1fr); }
  .admin-showcase { grid-template-columns: 1fr; }
  .admin-copy { padding: 10px 20px 24px; }
  .case-grid { grid-template-columns: repeat(2,1fr); }
  .pricing-cards { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
  .price-featured { transform: none; }
  .pricing-note { grid-template-columns: repeat(3,1fr); }
  .pricing-note .button { grid-column: 1 / -1; justify-self: start; }
  .server-bar { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: repeat(2,1fr); gap: 42px 0; }
  .timeline li:last-child { grid-column: span 2; }
  .faq-grid { gap: 50px; }
  .contact-card { padding: 55px 45px; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr auto; }
  .footer-grid p { grid-column: 1 / -1; grid-row: 2; text-align: left; }
}

@media (max-width: 700px) {
  body { padding-bottom: 64px; }
  .container { width: min(100% - 32px,var(--max)); }
  .site-header { height: 68px; }
  .site-nav { top: 68px; }
  .hero { min-height: auto; padding: 116px 0 42px; }
  .brand strong { font-size: 20px; }
  .brand small { font-size: 9px; }
  .language-switch button { min-width: 31px; padding: 0 6px; }
  .hero h1 { margin-top: 18px; font-size: 42px; }
  .lang-en .hero h1 { font-size: 38px; }
  .hero-lead { font-size: 16px; }
  .hero-actions .button { width: 100%; }
  .hero-meta { justify-content: space-between; gap: 8px; }
  .hero-meta div { padding-right: 13px; }
  .hero-meta strong { font-size: 20px; }
  .hero-capabilities { grid-template-columns: 1fr; gap: 9px; padding: 10px; border-radius: 21px; }
  .hero-capabilities article { min-height: auto; padding: 20px; }
  .hero-capabilities span { margin-bottom: 13px; }
  .hero-capabilities strong, .lang-en .hero-capabilities strong { font-size: 17px; }
  .trust-strip { align-items: flex-start; gap: 18px; margin-top: 45px; }
  .trust-items { gap: 10px 18px; }
  .trust-items span { width: calc(33.33% - 12px); }
  .problem-section, .services-section, .pricing-section, .process-section, .faq-section { padding: 78px 0; }
  .cases-section { padding: 78px 0; }
  .section-heading { margin-bottom: 38px; }
  .section-heading h2, .pricing-copy h2, .faq-intro h2, .contact-copy h2 { font-size: 35px; }
  .compare-grid, .feature-grid, .case-grid, .pricing-cards, .faq-grid, .contact-card { grid-template-columns: 1fr; }
  .compare-card, .feature-card { padding: 25px; }
  .feature-card { min-height: 245px; }
  .promise-row { padding: 20px; }
  .case-preview { height: 230px; }
  .case-open { opacity: 1; transform: none; }
  .case-card:not(.case-contact) { padding-bottom: 24px; border-bottom: 1px solid rgba(196,211,230,.42); }
  .case-info { padding: 17px 3px 0; }
  .case-info > span { padding: 8px 12px; font-size: 14px; }
  .admin-showcase { margin-top: 28px; padding: 10px; }
  .admin-copy { padding: 16px 14px 20px; }
  .admin-copy h3 { font-size: 25px; }
  .pricing-cards { gap: 14px; }
  .price-card { padding: 25px 21px 20px; }
  .price-card-head { min-height: 0; }
  .plan-price { min-height: auto; margin: 8px 0 10px; }
  .plan-price.plan-range strong { font-size: 35px; }
  .pricing-note { grid-template-columns: 1fr; gap: 14px; padding: 22px; }
  .pricing-note > div { padding-bottom: 12px; border-bottom: 1px solid #e1e7ee; }
  .pricing-note .button { grid-column: auto; width: 100%; }
  .server-bar { margin-top: 45px; padding: 24px 20px; }
  .server-rates { grid-template-columns: 1fr; width: 100%; }
  .server-bar .server-footnote { margin-top: -2px; }
  .timeline { grid-template-columns: 1fr; gap: 34px; margin-top: 48px; }
  .timeline li:last-child { grid-column: auto; }
  .faq-intro { position: static; }
  .faq-grid { gap: 25px; }
  .faq-list summary { font-size: 16px; }
  .contact-section { padding: 16px 0 70px; }
  .contact-card { gap: 40px; padding: 42px 24px; border-radius: 24px; }
  .contact-actions .button { width: 100%; }
  .phone-link { width: 100%; text-align: center; }
  .qr-card { justify-self: center; width: min(300px,100%); }
  .image-dialog { width: calc(100% - 18px); max-height: calc(100vh - 18px); padding: 9px; border-radius: 14px; }
  .image-dialog-head { display: grid; gap: 1px; padding: 4px 42px 10px 4px; }
  .image-dialog-head strong { font-size: 15px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid p { grid-column: auto; grid-row: auto; }
  .footer-grid > div { justify-items: start; }
  .footer-bottom { gap: 15px; }
  .mobile-contact { position: fixed; z-index: 90; inset: auto 0 0; height: 64px; display: grid; grid-template-columns: 1fr 1.25fr; padding: 8px; background: rgba(5,14,32,.95); backdrop-filter: blur(15px); box-shadow: 0 -8px 30px rgba(0,0,0,.2); }
  .mobile-contact a, .mobile-contact button { display: grid; place-items: center; border: 0; border-radius: 10px; color: white; background: transparent; font-weight: 800; }
  .mobile-contact button { background: var(--blue); }
  .toast { bottom: 78px; }
}

@media (max-width: 390px) {
  .hero h1 { font-size: 36px; }
  .lang-en .hero h1 { font-size: 34px; }
  .hero-meta strong { font-size: 18px; }
  .trust-strip { display: block; }
  .trust-items { margin-top: 12px; }
  .trust-items span { width: calc(50% - 10px); }
}