@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("fonts/inter-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("fonts/inter-cyrillic.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 100 900; font-display: swap; src: url("fonts/ruble.woff2") format("woff2"); unicode-range: U+20BD; }

/* ---------- Tokens ----------
   Brand teal #00A99D is for accents on dark backgrounds and icons. Text and filled buttons on light
   backgrounds use the darker teal-600/700 so they pass WCAG AA (white on #00857C = 4.5:1). */
:root {
  --navy-950: #061226;
  --navy-900: #0a1b36;
  --navy-850: #0e2344;
  --navy-800: #13305a;
  --navy: #1c4171;
  --teal: #00a99d;
  --teal-600: #00857c;
  --teal-700: #00726a;
  --teal-400: #26c2b5;
  --teal-300: #6fdcd1;
  --teal-50: #e8f8f6;

  --bg: #ffffff;
  --bg-soft: #f5f7fa;
  --ink: #0b1524;
  --ink-2: #3a4658;
  --ink-3: #5f6b7e;
  --line: #e3e8ef;
  --line-2: #d3dae4;
  --card: #ffffff;
  --accent-ink: var(--teal-700);
  --shadow-sm: 0 1px 2px rgba(10, 27, 54, .06);
  --shadow: 0 1px 2px rgba(10, 27, 54, .05), 0 8px 24px rgba(10, 27, 54, .06);
  --shadow-lg: 0 2px 4px rgba(10, 27, 54, .05), 0 20px 48px rgba(10, 27, 54, .10);

  --font-zh: "PingFang SC", "HarmonyOS Sans SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
  --font-lat: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font: var(--font-lat), var(--font-zh);

  --r-sm: 10px; --r: 16px; --r-lg: 24px;
  --gutter: clamp(16px, 4vw, 40px);
  --maxw: 1200px;
  --header-h: 64px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --step--1: clamp(.82rem, .8rem + .1vw, .88rem);
  --step-0: clamp(1rem, .96rem + .15vw, 1.0625rem);
  --step-1: clamp(1.1rem, 1.02rem + .35vw, 1.3rem);
  --step-2: clamp(1.35rem, 1.15rem + .8vw, 1.8rem);
  --step-3: clamp(1.85rem, 1.3rem + 2.2vw, 3.1rem);
  --step-4: clamp(2.35rem, 1.4rem + 3.8vw, 4.6rem);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #07111f; --bg-soft: #0b1829; --ink: #eef3f9; --ink-2: #c3cdd9; --ink-3: #93a0b1;
    --line: #1b2a40; --line-2: #26374f; --card: #0d1b2e; --accent-ink: var(--teal-300);
    --shadow-sm: 0 1px 2px rgba(0,0,0,.3); --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px rgba(0,0,0,.25);
    --shadow-lg: 0 2px 4px rgba(0,0,0,.3), 0 24px 60px rgba(0,0,0,.35);
    --teal-50: #0c2a2c;
  }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font); font-size: var(--step-0); line-height: 1.65; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
html[lang="zh-CN"] body { font-family: var(--font-lat), var(--font-zh); line-height: 1.75; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-weight: 700; }
html:not([lang="zh-CN"]) h1, html:not([lang="zh-CN"]) h2 { letter-spacing: -.022em; }
html:not([lang="zh-CN"]) h3 { letter-spacing: -.012em; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(0, 169, 157, .22); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--bg); padding: 8px 12px; border-radius: 6px; z-index: 100; }
.skip:focus { left: 8px; }
.wrap { width: min(100% - 2 * var(--gutter), var(--maxw)); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Eyebrow: Latin gets tracked capitals; Chinese must not be letter-spaced. */
.eyebrow { font: 650 .75rem/1.3 var(--font-lat); letter-spacing: .14em; text-transform: uppercase; color: var(--teal-300); }
html[lang="zh-CN"] .eyebrow { font-family: var(--font-lat), var(--font-zh); font-size: .85rem; letter-spacing: .02em; font-weight: 600; }
.eyebrow.dark { color: var(--accent-ink); }

/* ---------- Header ---------- */
.site-header { position: fixed; inset: 0 0 auto 0; z-index: 50; color: #fff; transition: background .25s, box-shadow .25s; }
.site-header.is-solid, .site-header.is-open { background: rgba(6, 18, 38, .88); backdrop-filter: saturate(160%) blur(16px); -webkit-backdrop-filter: saturate(160%) blur(16px); box-shadow: 0 1px 0 rgba(255,255,255,.07); }
.site-header nav { display: flex; align-items: center; gap: 10px; height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 650; margin-right: auto; white-space: nowrap; }
.brand b { font-size: 1.06rem; letter-spacing: .02em; }
.brand small { font-family: var(--font-lat); font-weight: 700; color: var(--teal-300); font-size: .9rem; letter-spacing: .06em; }
.brand .plate { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: #fff; flex: none; }
.brand .plate svg, .brand .plate img { width: 24px; height: 25px; }
.nav-links { display: flex; gap: 2px; list-style: none; margin: 0; padding: 0; }
.nav-links a { display: block; padding: 8px 12px; text-decoration: none; font-size: .92rem; color: rgba(255,255,255,.76); border-radius: 8px; transition: color .15s, background .15s; white-space: nowrap; }
.nav-links a:hover, .nav-links a[aria-current] { color: #fff; background: rgba(255,255,255,.08); }
.lang { display: flex; border: 1px solid rgba(255,255,255,.18); border-radius: 999px; padding: 2px; flex: none; }
.lang button { appearance: none; border: 0; background: transparent; color: rgba(255,255,255,.7); font: 600 .78rem/1 var(--font-lat); padding: 7px 10px; border-radius: 999px; cursor: pointer; }
.lang button:hover { color: #fff; }
.lang button[aria-pressed="true"] { background: #fff; color: var(--navy-900); }
.nav-login { min-height: 36px !important; padding: 0 14px !important; font-size: .88rem !important; }
.menu-btn { display: none; appearance: none; border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.04); color: #fff; width: 40px; height: 40px; border-radius: 10px; cursor: pointer; place-items: center; flex: none; }
.menu-btn svg { width: 20px; height: 20px; }
.menu-btn .i-x { display: none; }
.site-header.is-open .menu-btn .i-x { display: block; }
.site-header.is-open .menu-btn .i-menu { display: none; }
.menu-sheet { display: none; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 20px; border-radius: 999px; font: 600 .95rem/1 var(--font); text-decoration: none; border: 1px solid transparent; cursor: pointer; white-space: nowrap; transition: transform .15s var(--ease), background .15s, border-color .15s, box-shadow .15s, color .15s; }
.btn:active { transform: translateY(1px); }
.btn svg { width: 17px; height: 17px; flex: none; }
.btn .i-go { transition: transform .2s var(--ease); }
.btn:hover .i-go, a:hover > .i-go { transform: translateX(3px); }
.btn-primary { background: var(--teal-600); color: #fff; box-shadow: 0 1px 0 rgba(255,255,255,.18) inset, 0 6px 18px rgba(0, 133, 124, .28); }
.btn-primary:hover { background: var(--teal-700); }
.btn-ghost { border-color: rgba(255,255,255,.28); color: #fff; background: rgba(255,255,255,.05); }
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.4); }
.btn-line { border-color: var(--line-2); color: var(--ink); background: var(--card); }
.btn-line:hover { border-color: var(--teal-600); color: var(--accent-ink); }
.btn-text { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; text-decoration: none; color: var(--teal-300); padding: 10px 4px; }
.btn-text svg { width: 16px; height: 16px; transition: transform .2s var(--ease); }
.btn-text:hover svg { transform: translateX(3px); }

/* ---------- Hero ---------- */
.hero { position: relative; color: #fff; padding: calc(var(--header-h) + clamp(36px, 6vw, 72px)) 0 clamp(40px, 6vw, 72px); overflow: hidden; isolation: isolate;
  background: radial-gradient(1100px 560px at 78% -12%, #15406f 0%, rgba(21,64,111,0) 62%), radial-gradient(800px 480px at -4% 18%, rgba(0,169,157,.17), rgba(0,169,157,0) 62%), var(--navy-950); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; 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: 56px 56px; -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 0%, transparent 75%); mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 0%, transparent 75%); }
.hero-head { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 64px); align-items: end; margin-bottom: clamp(28px, 4vw, 44px); }
.hero-l { display: grid; gap: 18px; }
.hero h1 { margin: 0; font-size: var(--step-4); line-height: 1.06; font-weight: 700; text-wrap: balance; }
html[lang="zh-CN"] .hero h1 { line-height: 1.16; letter-spacing: .01em; }
.hero h1 span { display: inline-block; }
html[lang="ru"] .hero h1 { font-size: clamp(2.2rem, 1.3rem + 3.3vw, 4.1rem); }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, #7ee6db, #4fc3f7); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-r { display: grid; gap: 22px; padding-bottom: 6px; }
.hero-sub { margin: 0; color: rgba(255,255,255,.76); font-size: var(--step-1); line-height: 1.6; text-wrap: pretty; }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; }

/* Proof strip (capability figures, measured) */
.proof { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: clamp(28px, 4vw, 44px) 0 0; border-top: 1px solid rgba(255,255,255,.12); }
.proof > div { padding: 20px 20px 4px 0; }
.proof > div + div { padding-left: 20px; border-left: 1px solid rgba(255,255,255,.1); }
.proof dt { font: 700 clamp(1.6rem, 1.2rem + 1.4vw, 2.3rem)/1.05 var(--font-lat); letter-spacing: -.02em; color: #fff; font-variant-numeric: tabular-nums; }
html[lang="zh-CN"] .proof dt { font-family: var(--font-lat), var(--font-zh); }
.proof dd { margin: 8px 0 0; color: rgba(255,255,255,.66); font-size: .9rem; line-height: 1.45; }
.proof-note { margin: 14px 0 0; font-size: .78rem; color: rgba(255,255,255,.46); max-width: 880px; }

/* ---------- Film frame ---------- */
.film { position: relative; width: 100%; border-radius: var(--r-lg); overflow: hidden; background: var(--navy-900); box-shadow: 0 40px 100px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.08); }
.film-stage { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.film-controls { position: absolute; left: 0; right: 0; bottom: 0; display: flex; align-items: center; gap: 10px; padding: 10px 14px; background: linear-gradient(to top, rgba(4,12,26,.8), rgba(4,12,26,0)); z-index: 5; opacity: 1; transition: opacity .3s; }
.film.is-idle.is-playing .film-controls { opacity: 0; }
.film-controls button { appearance: none; border: 0; background: rgba(255,255,255,.12); color: #fff; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; cursor: pointer; flex: none; }
.film-controls button:hover { background: rgba(255,255,255,.22); }
.film-controls svg { width: 16px; height: 16px; }
.film-track { position: relative; flex: 1; height: 28px; display: flex; align-items: center; cursor: pointer; touch-action: none; }
.film-track .rail { position: relative; width: 100%; height: 4px; border-radius: 4px; background: rgba(255,255,255,.2); }
.film-track .fill { position: absolute; inset: 0 auto 0 0; background: var(--teal-300); border-radius: 4px; }
.film-track .mark { position: absolute; top: -3px; width: 2px; height: 10px; background: rgba(255,255,255,.45); border-radius: 2px; }
.film-time { font: 600 .78rem/1 var(--font-lat); color: rgba(255,255,255,.8); font-variant-numeric: tabular-nums; min-width: 74px; text-align: right; }
.sound-pill { position: absolute; right: 14px; top: 14px; z-index: 6; display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; border: 0; background: rgba(255,255,255,.94); color: var(--navy-900); font: 600 .84rem/1 var(--font); cursor: pointer; box-shadow: 0 6px 20px rgba(0,0,0,.25); }
.sound-pill svg { width: 16px; height: 16px; }
.sound-pill[hidden] { display: none; }
.film.is-portrait .film-controls { background: var(--navy-900); padding: 8px 10px; }
.film.is-portrait .sound-pill { top: 10px; right: 10px; padding: 6px 10px; font-size: .78rem; }
.film-chapters { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.film-chapters button { appearance: none; border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.04); color: rgba(255,255,255,.72); padding: 7px 13px; border-radius: 999px; font: 500 .84rem/1.2 var(--font); cursor: pointer; transition: background .15s, border-color .15s, color .15s; }
.film-chapters button:hover { color: #fff; border-color: rgba(255,255,255,.3); }
.film-chapters button[aria-current="true"] { background: rgba(0,169,157,.18); border-color: var(--teal); color: #fff; }
.no-js .film, .no-js .film-chapters { display: none; }

/* ---------- Sections ---------- */
section.block { padding: clamp(72px, 9vw, 128px) 0; }
section.block.soft { background: var(--bg-soft); }
section.block.tight-top { padding-top: 0; }
#contact { padding-bottom: clamp(56px, 7vw, 96px); }
.block-head { max-width: 780px; margin-bottom: clamp(32px, 4.5vw, 56px); }
.block-head.center { margin-inline: auto; text-align: center; }
.block-head h2 { margin: 12px 0 14px; font-size: var(--step-3); line-height: 1.12; text-wrap: balance; }
html[lang="zh-CN"] .block-head h2 { line-height: 1.25; }
.block-head p { margin: 0; color: var(--ink-2); font-size: var(--step-1); line-height: 1.6; text-wrap: pretty; }
.head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: clamp(24px, 3.5vw, 40px); }
.head-row .block-head { margin-bottom: 0; }

/* Doors: three ways to work with us */
.doors { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
html[lang="ru"] .door.d-need { order: -1; }
.door { position: relative; display: grid; grid-template-rows: auto auto auto 1fr auto; gap: 12px; padding: 26px 26px 24px; border-radius: var(--r-lg); background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow-sm); text-decoration: none; color: var(--ink); transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s; }
.door:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--line-2); }
.door-art { height: 132px; margin: -8px -8px 6px; border-radius: 16px; background: linear-gradient(160deg, var(--navy-850), var(--navy-950)); position: relative; overflow: hidden; display: grid; place-items: center; }
.door-tag { justify-self: start; display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px; background: var(--teal-50); color: var(--accent-ink); font-size: .8rem; font-weight: 650; }
.door h3 { margin: 0; font-size: var(--step-2); line-height: 1.22; text-wrap: balance; }
.door p { margin: 0; color: var(--ink-2); font-size: .97rem; line-height: 1.65; }
.door ul { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 8px; align-content: start; }
.door li { display: grid; grid-template-columns: 18px 1fr; gap: 8px; font-size: .93rem; color: var(--ink); line-height: 1.5; }
.door li svg { width: 16px; height: 16px; color: var(--teal); margin-top: 3px; }
.door-go { display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; font-weight: 650; color: var(--accent-ink); font-size: .95rem; }
.door-go svg { width: 16px; height: 16px; transition: transform .2s var(--ease); }
.door:hover .door-go svg { transform: translateX(4px); }
/* door illustrations */
.door-art .goods3 { display: flex; gap: 10px; }
.door-art .goods3 span { width: 84px; height: 84px; border-radius: 16px; background: #fff; display: grid; place-items: center; box-shadow: 0 10px 26px rgba(0,0,0,.35); }
.door-art .goods3 span:nth-child(2) { transform: translateY(-8px); }
.door-art .goods3 img { width: 76%; height: 76%; object-fit: contain; mix-blend-mode: multiply; }
.door-art .route { display: flex; align-items: center; gap: 10px; color: #fff; }
.door-art .route .box { width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); }
.door-art .route .box svg { width: 26px; height: 26px; color: var(--teal-300); }
.door-art .route .box.hub { background: #fff; }
.door-art .route .box.hub svg { width: 30px; height: 31px; }
.door-art .route i { width: 28px; height: 2px; background: linear-gradient(90deg, rgba(111,220,209,.2), var(--teal-300)); position: relative; }
.door-art .route i::after { content: ""; position: absolute; right: -1px; top: -3px; border: 4px solid transparent; border-left-color: var(--teal-300); border-right: 0; }
.door-art .route .door-tks { display: grid; grid-template-columns: repeat(3, 20px); gap: 4px; }
.door-art .route .door-tks .tk { width: 20px; height: 20px; border-radius: 5px; font-size: 8px; }
.door-art .spark { width: 78%; display: grid; gap: 10px; }
.door-art .spark .bar { display: flex; height: 12px; border-radius: 6px; overflow: hidden; }
.door-art .spark .bar i { height: 100%; }
.door-art .spark .row { display: flex; justify-content: space-between; align-items: center; padding: 8px 12px; border-radius: 10px; background: #fff; color: #111a2b; font-size: .78rem; font-weight: 600; box-shadow: 0 10px 24px rgba(0,0,0,.3); }
.door-art .spark .row .badge { font-size: .7rem; padding: 2px 8px; }

/* How it works: the model */
.model { display: grid; grid-template-columns: minmax(0, 1fr) 132px minmax(0, 1.15fr) 132px minmax(0, 1fr); align-items: center; }
.node { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px; box-shadow: var(--shadow); display: grid; gap: 8px; align-content: start; }
.node-ic { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: var(--teal-50); color: var(--accent-ink); margin-bottom: 6px; }
.node-ic svg { width: 24px; height: 24px; }
.node b { font-size: var(--step-1); line-height: 1.3; }
.node .who { font-size: .85rem; color: var(--ink-3); }
.node p { margin: 4px 0 0; color: var(--ink-2); font-size: .94rem; line-height: 1.6; }
.node.hub { background: linear-gradient(165deg, var(--navy-850), var(--navy-950)); color: #fff; border-color: transparent; box-shadow: var(--shadow-lg); padding: 28px; }
.node.hub .who { color: rgba(255,255,255,.6); }
.node.hub p { color: rgba(255,255,255,.78); }
.node.hub .plate { width: 48px; height: 48px; border-radius: 14px; background: #fff; display: grid; place-items: center; margin-bottom: 6px; }
.node.hub .plate svg { width: 32px; height: 33px; }
.hub-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.hub-chips span { font-size: .8rem; padding: 5px 10px; border-radius: 999px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); color: rgba(255,255,255,.9); }
.node .tks { display: flex; gap: 5px; margin-bottom: 6px; }
.node .tks .tk { width: 30px; height: 30px; border-radius: 8px; font-size: 11px; }
.links { display: grid; gap: 14px; padding: 0 10px; }
.flow { display: grid; justify-items: center; gap: 6px; font-size: .8rem; font-weight: 600; color: var(--ink-2); text-align: center; line-height: 1.3; }
.flow .ln { position: relative; width: 100%; height: 2px; background: repeating-linear-gradient(90deg, var(--teal) 0 6px, transparent 6px 11px); background-size: 22px 2px; animation: dash 1.2s linear infinite; }
.flow .ln::after { content: ""; position: absolute; top: -4px; border: 5px solid transparent; }
.flow.r .ln::after { right: -2px; border-left-color: var(--teal); border-right: 0; }
.flow.l .ln { animation-direction: reverse; }
.flow.l .ln::after { left: -2px; border-right-color: var(--teal); border-left: 0; }
@keyframes dash { to { background-position: 22px 0; } }
.lanes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: clamp(28px, 4vw, 44px); }
.lane { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px 24px 26px; }
.lane h3 { margin: 0 0 18px; font-size: var(--step-1); display: flex; align-items: center; gap: 10px; }
.lane h3 i { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; background: var(--teal-50); color: var(--accent-ink); }
.lane h3 i svg { width: 17px; height: 17px; }
.lane ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; counter-reset: ln; }
.lane li { position: relative; padding-top: 30px; font-size: .9rem; line-height: 1.5; color: var(--ink); }
.lane li::before { counter-increment: ln; content: counter(ln); position: absolute; left: 0; top: 0; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: var(--teal-600); color: #fff; font: 700 .72rem/1 var(--font-lat); }
.lane li::after { content: ""; position: absolute; left: 30px; right: 4px; top: 10.5px; height: 1px; background: var(--line-2); }
.lane li:last-child::after { display: none; }
.lane-note { margin: 14px 0 0; font-size: .8rem; color: var(--ink-3); }

/* Features bento */
.bento { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.tile { display: grid; grid-template-rows: auto 1fr; border-radius: var(--r-lg); background: var(--card); border: 1px solid var(--line); overflow: hidden; box-shadow: var(--shadow-sm); transition: box-shadow .25s var(--ease), transform .25s var(--ease); }
.tile:hover { box-shadow: var(--shadow-lg); }
.tile.wide { grid-column: span 2; }
.tile-copy { padding: 26px 28px 20px; display: grid; gap: 8px; align-content: start; }
.tile-copy h3 { margin: 2px 0 0; font-size: var(--step-2); line-height: 1.22; text-wrap: balance; }
.tile-copy p { margin: 0; color: var(--ink-2); font-size: .97rem; line-height: 1.6; max-width: 58ch; }
.tile-foot { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 6px; }
.tile-stat { display: inline-flex; align-items: baseline; gap: 8px; font-size: .88rem; color: var(--ink-2); }
.tile-stat b { font: 700 1.35rem/1 var(--font-lat); color: var(--accent-ink); letter-spacing: -.02em; }
.watch { appearance: none; border: 0; background: none; padding: 0; display: inline-flex; align-items: center; gap: 7px; color: var(--accent-ink); font: 600 .9rem/1 var(--font); cursor: pointer; }
.watch svg { width: 18px; height: 18px; padding: 4px; border-radius: 50%; background: var(--teal-50); }
.watch:hover { text-decoration: underline; text-underline-offset: 3px; }
.tile-art { position: relative; margin: 0 14px 14px; border-radius: 18px; background: radial-gradient(420px 220px at 85% 0%, rgba(38,111,170,.35), rgba(38,111,170,0) 70%), linear-gradient(165deg, var(--navy-850), var(--navy-950)); padding: clamp(18px, 2.5vw, 28px); display: grid; align-content: center; gap: 12px; color: #fff; min-height: 240px; overflow: hidden; }
.tile.wide .tile-art { grid-template-columns: minmax(0, 1fr); }

/* Mock UI inside feature tiles (static versions of the film panels) */
.mini { background: #fff; color: #111a2b; border-radius: 14px; box-shadow: 0 16px 40px rgba(0,0,0,.35); overflow: hidden; }
.mini-top { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid #eef1f5; background: #fafbfc; font-size: .8rem; font-weight: 650; color: #273244; }
.mini-top .dots { display: flex; gap: 5px; }
.mini-top .dots i { width: 8px; height: 8px; border-radius: 50%; background: #d8dde5; }
.mini-top .tabs { display: flex; gap: 4px; margin-left: 6px; font-weight: 500; }
.mini-top .tabs span { padding: 3px 8px; border-radius: 6px; color: #5b6778; }
.mini-top .tabs span.on { background: #fbe7ed; color: #b0224f; font-weight: 600; }
.mini-row { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 10px; padding: 10px 14px; border-bottom: 1px solid #eef1f5; font-size: .88rem; min-height: 44px; }
.mini-row:last-child { border-bottom: 0; }
.mini-row .badge, .mini-row .amt, .mini-row .erp-btn { margin-left: auto; }
.mini-row .badge + .erp-btn { margin-left: 0; }
.mini-row .mono { font-family: var(--font-lat); font-variant-numeric: tabular-nums; font-size: .84rem; }
.mini-row .muted { color: #6b7686; }
.mini-row .item { color: #3a4658; font-size: .84rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.mini .badge { font-size: .72rem; padding: 3px 8px; }
.mini .erp-btn { font-size: .76rem; padding: 6px 10px; }
.mini .ck { width: 20px; height: 20px; }
.mini .ck svg { width: 12px; height: 12px; }
.mini .badge.push { margin-left: auto; }
.mini-note { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 12px; background: #fdf1dc; color: #7a4708; font-size: .84rem; line-height: 1.45; }
.mini-note svg { width: 18px; height: 18px; flex: none; margin-top: 2px; }
.mini-note b { display: block; margin-bottom: 2px; }
.vsteps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.vsteps li { display: flex; align-items: center; gap: 8px; padding: 9px 10px; border-radius: 10px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); font-size: .8rem; color: rgba(255,255,255,.86); line-height: 1.25; }
.vsteps li::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--teal); flex: none; }
.vsteps li.now { border-color: var(--teal-300); background: rgba(0,169,157,.18); }
.mini-recon { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: 12px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); font-size: .9rem; }
.mini-recon b { font: 700 1.25rem/1 var(--font-lat); color: var(--teal-300); }
.mini-recon .badge { margin-left: auto; }
.t-wallets { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.t-wallets div { background: #fff; color: #111a2b; border-radius: 12px; padding: 12px 14px; box-shadow: 0 12px 30px rgba(0,0,0,.3); }
.t-wallets small { display: flex; justify-content: space-between; font: 700 .7rem/1 var(--font-lat); letter-spacing: .08em; color: #6b7686; }
.t-wallets b { display: block; margin-top: 8px; font: 700 1.2rem/1 var(--font-lat); font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.money-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 12px; align-items: stretch; }
.money-grid .mini { align-self: start; }
.money-side { display: grid; gap: 10px; align-content: start; }
.dist.static { padding: 14px 14px 6px; }
.dist.static .bar { height: 16px; }
.dist.static .legend { font-size: .72rem; }
.t-kpis { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-bottom: 1px solid #eef1f5; }
.t-kpis div { padding: 12px 14px; }
.t-kpis div + div { border-left: 1px solid #eef1f5; }
.t-kpis small { display: block; font-size: .72rem; color: #6b7686; }
.t-kpis b { display: block; margin-top: 4px; font: 700 1.2rem/1 var(--font-lat); color: #111a2b; }
.t-kpis b.warn { color: #b76e00; }
.langs.static { margin: 0; justify-content: flex-start; flex-wrap: wrap; gap: 8px; }
.langs.static span { font-size: .82rem; padding: 6px 12px; }
.langs.static span:first-child { background: rgba(0,169,157,.22); border-color: var(--teal-300); color: #fff; }
.chat.static { position: static; box-shadow: none; padding: 14px; }
.chat.static .chat-h { font-size: .86rem; }
.chat.static .chat-h svg { width: 18px; height: 18px; }
.chat.static .bub { font-size: .85rem; padding: 10px 13px; }

/* Goods rail (homepage) */
.rail-ctl { display: flex; align-items: center; gap: 8px; flex: none; }
.rail-btn { appearance: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2); background: var(--card); color: var(--ink); display: grid; place-items: center; cursor: pointer; transition: border-color .15s, color .15s, opacity .15s; }
.rail-btn:hover:not(:disabled) { border-color: var(--teal-600); color: var(--accent-ink); }
.rail-btn:disabled { opacity: .35; cursor: default; }
.rail-btn svg { width: 18px; height: 18px; }
.rail-btn.prev svg { transform: rotate(180deg); }
.rail-wrap { position: relative; }
.rail-wrap::after { content: ""; position: absolute; top: 0; right: 0; bottom: 16px; width: 64px; pointer-events: none; background: linear-gradient(90deg, transparent, var(--bg)); transition: opacity .2s; }
.rail-wrap.at-end::after { opacity: 0; }
section.soft .rail-wrap::after { background: linear-gradient(90deg, transparent, var(--bg-soft)); }
.goods-rail { display: grid; grid-auto-flow: column; grid-auto-columns: calc((100% - 4 * 16px) / 5); gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; padding: 4px 2px 16px; scrollbar-width: none; overscroll-behavior-x: contain; }
.goods-rail::-webkit-scrollbar { display: none; }
.goods-rail > * { scroll-snap-align: start; }

/* Product card (shared by homepage rail and catalog) */
.pcard { display: grid; gap: 6px; text-decoration: none; color: var(--ink); align-content: start; }
.pcard .ph { position: relative; aspect-ratio: 1 / 1; border-radius: 20px; background: radial-gradient(circle at 50% 40%, #ffffff 0%, #f2f5f8 100%); display: grid; place-items: center; overflow: hidden; border: 1px solid var(--line); margin-bottom: 8px; transition: border-color .25s, box-shadow .25s var(--ease); }
.pcard .ph img { width: 76%; height: 76%; object-fit: contain; mix-blend-mode: multiply; transition: transform .6s var(--ease); }
.pcard:hover .ph { border-color: var(--line-2); box-shadow: var(--shadow); }
.pcard:hover .ph img { transform: scale(1.05); }
.pcard .nm { font-weight: 600; line-height: 1.35; font-size: .98rem; }
.pcard:hover .nm { color: var(--accent-ink); }
.pcard .sub { font-size: .84rem; color: var(--ink-3); }
.pcard .sw { display: flex; gap: 6px; align-items: center; font-size: .78rem; color: var(--ink-3); }
.pcard .sw i { width: 12px; height: 12px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0,0,0,.18); display: inline-block; }
@media (prefers-color-scheme: dark) { .pcard .ph { background: radial-gradient(circle at 50% 40%, #ffffff 0%, #e9eef3 100%); border-color: transparent; } }

/* Partners */
.mks { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.mk { display: grid; gap: 14px; padding: 20px; border-radius: var(--r); background: var(--card); border: 1px solid var(--line); }
.mk .tk { width: 40px; height: 40px; border-radius: 11px; font-size: 14px; }
.mk b { display: block; font-size: 1.05rem; line-height: 1.25; font-family: var(--font-lat), var(--font-zh); }
.mk small { display: inline-flex; align-items: center; gap: 6px; margin-top: 4px; font-size: .8rem; color: var(--ink-3); }
.mk small::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #22b573; box-shadow: 0 0 0 3px rgba(34,181,115,.16); }
.allies { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 12px; }
.ally { display: flex; gap: 16px; align-items: flex-start; padding: 20px; border-radius: var(--r); background: var(--card); border: 1px solid var(--line); text-decoration: none; color: var(--ink); }
a.ally { transition: border-color .15s, box-shadow .2s; }
a.ally:hover { border-color: var(--teal-600); box-shadow: var(--shadow); }
.ally i { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; background: var(--teal-50); color: var(--accent-ink); flex: none; }
.ally i svg { width: 20px; height: 20px; }
.ally small { display: block; font-size: .8rem; color: var(--ink-3); font-weight: 600; margin-bottom: 2px; }
.ally b { display: block; font-size: 1rem; line-height: 1.35; }
.ally > div > span { display: block; margin-top: 2px; font-size: .86rem; color: var(--ink-2); }

/* Steps */
.steps { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; counter-reset: s; list-style: none; }
.steps li { position: relative; padding: 26px 24px 24px; border-radius: var(--r-lg); border: 1px solid var(--line); background: var(--card); }
.steps li::before { counter-increment: s; content: counter(s); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--navy-900); color: #fff; font: 700 .95rem/1 var(--font-lat); margin-bottom: 18px; }
.steps li:not(:last-child)::after { content: ""; position: absolute; top: 44px; left: 72px; right: -18px; height: 1px; background: repeating-linear-gradient(90deg, var(--line-2) 0 5px, transparent 5px 10px); }
.steps h3 { margin: 0 0 8px; font-size: var(--step-1); line-height: 1.35; }
.steps p { margin: 0; color: var(--ink-2); font-size: .95rem; }
.steps a { color: var(--accent-ink); }

/* FAQ */
.faq-wrap { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(28px, 5vw, 80px); align-items: start; }
.faq-wrap .block-head { position: sticky; top: calc(var(--header-h) + 32px); margin-bottom: 0; }
.faq-wrap .block-head .btn { margin-top: 22px; }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 20px 2px; font-weight: 600; font-size: 1.04rem; line-height: 1.45; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--accent-ink); }
.faq summary i { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; flex: none; transition: transform .25s var(--ease), background .2s; }
.faq summary i svg { width: 14px; height: 14px; }
.faq details[open] summary i { transform: rotate(45deg); background: var(--teal-50); border-color: transparent; color: var(--accent-ink); }
.faq details p { margin: -4px 0 22px; padding-right: 46px; color: var(--ink-2); line-height: 1.7; }

/* Contact */
.contact { background: radial-gradient(700px 360px at 100% 0%, rgba(38,111,170,.45), rgba(38,111,170,0) 70%), radial-gradient(520px 300px at 0% 100%, rgba(0,169,157,.2), rgba(0,169,157,0) 70%), var(--navy-950); color: #fff; border-radius: 28px; padding: clamp(28px, 5vw, 64px); display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; position: relative; overflow: hidden; }
.contact h2 { margin: 12px 0 12px; font-size: var(--step-3); line-height: 1.15; text-wrap: balance; }
.contact p { margin: 0; color: rgba(255,255,255,.74); font-size: var(--step-1); }
.contact-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.13); border-radius: 20px; padding: 24px; display: grid; gap: 14px; backdrop-filter: blur(6px); }
.contact-card .mail { font: 650 clamp(1.1rem, .9rem + .9vw, 1.5rem)/1.2 var(--font-lat); word-break: break-all; color: #fff; text-decoration: none; }
.contact-card .mail:hover { text-decoration: underline; text-underline-offset: 4px; }
.contact-card .row { display: flex; gap: 10px; flex-wrap: wrap; }
.status { display: inline-flex; align-items: center; gap: 8px; font-size: .88rem; color: rgba(255,255,255,.8); }
.status i { width: 8px; height: 8px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 4px rgba(52,211,153,.18); }
.apply-link { display: inline-flex; align-items: center; gap: 6px; color: var(--teal-300); font-weight: 600; text-decoration: none; font-size: .95rem; }
.apply-link svg { width: 16px; height: 16px; transition: transform .2s var(--ease); }
.apply-link:hover svg { transform: translateX(3px); }

/* Footer */
.site-footer { padding: clamp(48px, 6vw, 72px) 0 36px; color: var(--ink-3); font-size: .9rem; border-top: 1px solid var(--line); background: var(--bg); }
.foot-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr)); gap: 28px; }
.foot-brand .brand { color: var(--ink); margin: 0 0 12px; }
.foot-brand .brand .plate { box-shadow: 0 0 0 1px var(--line); }
.foot-brand p { margin: 0; max-width: 34ch; line-height: 1.6; }
.foot-col h4 { margin: 4px 0 12px; font-size: .82rem; color: var(--ink); font-weight: 650; }
html:not([lang="zh-CN"]) .foot-col h4 { text-transform: uppercase; letter-spacing: .08em; font-size: .74rem; }
.foot-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { text-decoration: none; color: var(--ink-2); }
.site-footer a:hover { color: var(--accent-ink); }
.foot-bottom { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); font-size: .82rem; }
.foot-legal { margin: 14px 0 0; font-size: .76rem; color: var(--ink-3); max-width: 920px; line-height: 1.6; }

/* ---------- Motion ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
.stagger > .reveal:nth-child(2) { transition-delay: .08s; }
.stagger > .reveal:nth-child(3) { transition-delay: .16s; }
.stagger > .reveal:nth-child(4) { transition-delay: .24s; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: .9rem; opacity: 0; transition: .25s; pointer-events: none; z-index: 80; }
.toast.show { opacity: 1; transform: translateX(-50%); }

/* ---------- Responsive ---------- */
@media (max-width: 1120px) {
  .nav-links, .nav-login { display: none !important; }
  .menu-btn { display: grid; }
  .menu-sheet { display: block; position: absolute; top: var(--header-h); left: 0; right: 0; height: calc(100vh - var(--header-h)); height: calc(100dvh - var(--header-h)); background: var(--navy-950); border-top: 1px solid rgba(255,255,255,.08); padding: 10px var(--gutter) 28px; visibility: hidden; opacity: 0; transform: translateY(-8px); transition: opacity .2s, transform .2s, visibility .2s; overflow-y: auto; overscroll-behavior: contain; }
  .site-header.is-open { background: var(--navy-950); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .site-header.is-open .menu-sheet { visibility: visible; opacity: 1; transform: none; }
  .menu-sheet ul { list-style: none; margin: 0; padding: 0; }
  .menu-sheet li a { display: flex; justify-content: space-between; align-items: center; padding: 15px 4px; border-bottom: 1px solid rgba(255,255,255,.08); text-decoration: none; font-size: 1.05rem; color: #fff; }
  .menu-sheet li a svg { width: 16px; height: 16px; opacity: .5; }
  .menu-sheet .sheet-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
  .model { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .links { padding: 10px 0; grid-template-columns: 1fr 1fr; }
  .flow .ln { width: 2px; height: 34px; background: repeating-linear-gradient(180deg, var(--teal) 0 6px, transparent 6px 11px); background-size: 2px 22px; animation-name: dashv; }
  .flow.r .ln::after { right: auto; left: -4px; top: auto; bottom: -2px; border: 5px solid transparent; border-top-color: var(--teal); border-bottom: 0; }
  .flow.l .ln::after { left: -4px; top: -2px; border: 5px solid transparent; border-bottom-color: var(--teal); border-top: 0; }
  .flow { grid-auto-flow: column; justify-content: center; align-items: center; gap: 10px; }
  .flow.l .ln { order: -1; }
  @keyframes dashv { to { background-position: 0 22px; } }
  .goods-rail { grid-auto-columns: calc((100% - 3 * 16px) / 3.4); }
}
@media (max-width: 900px) {
  .hero-head { grid-template-columns: 1fr; align-items: start; }
  .doors, .mks { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bento { grid-template-columns: 1fr 1fr; }
  .tile.wide { grid-column: span 2; }
  .lanes { grid-template-columns: 1fr; }
  .allies { grid-template-columns: 1fr; }
  .faq-wrap { grid-template-columns: 1fr; }
  .faq-wrap .block-head { position: static; }
  .foot-grid { grid-template-columns: 1fr 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
  .proof { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proof > div:nth-child(3) { border-left: 0; padding-left: 0; }
}
@media (max-width: 680px) {
  :root { --header-h: 60px; }
  .brand small { display: none; }
  .doors, .bento, .steps, .contact, .mks { grid-template-columns: 1fr; }
  .tile.wide { grid-column: auto; }
  .mks { grid-template-columns: 1fr 1fr; }
  .mk { gap: 10px; padding: 16px; }
  .steps li:not(:last-child)::after { display: none; }
  .lane ol { grid-template-columns: 1fr; gap: 14px; }
  .lane li { padding: 0 0 0 36px; min-height: 22px; }
  .lane li::after { display: none; }
  .hero-cta .btn { flex: 1 1 auto; }
  .film { border-radius: 16px; }
  .goods-rail { grid-auto-columns: 62%; }
  .head-row { flex-direction: column; align-items: flex-start; }
  .rail-ctl .rail-btn { display: none; }
  .t-wallets { grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
  .t-wallets div { padding: 10px; }
  .t-wallets b { font-size: .95rem; }
  .money-grid { grid-template-columns: 1fr; }
  .tile-art { min-height: 0; margin: 0 10px 10px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .faq details p { padding-right: 0; }
  .film-chapters { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; margin-inline: calc(-1 * var(--gutter)); padding-inline: var(--gutter); }
  .film-chapters::-webkit-scrollbar { display: none; }
  .film-chapters button { flex: none; }
  .mini-row .item, .mini-top .tabs, .mini-row .muted.mono { display: none; }
  .mini-row { gap: 8px; padding: 9px 12px; }
  .mini-row b { white-space: nowrap; }
  .vsteps { grid-template-columns: 1fr 1fr; }
  .tile-copy { padding: 22px 20px 16px; }
}
.mini-row .mono, .mini-row .amt, .mini .badge { white-space: nowrap; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .flow .ln { animation: none; }
  .goods-rail { scroll-behavior: auto; }
}