@font-face { font-family: "Onest"; src: url("fonts/onest-cyrillic.woff2") format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116, U+049A-049B, U+04D8-04D9, U+04E8-04E9, U+04A2-04A3, U+04AE-04AF; }
@font-face { font-family: "Onest"; src: url("fonts/onest-latin.woff2") format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  color-scheme: light;
  --display: "HXBlack", "Onest", "PingFang SC", sans-serif;
  --display-weight: 900;
  --display-track: -.02em;
  --num: "HXNum", "Onest", sans-serif;
  --bg: #ffffff;
  --line-dark: rgba(255, 255, 255, .17);
  --font: "Onest", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, sans-serif;
  --gutter: clamp(18px, 4vw, 64px);
  --header: 78px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  /* 炭黑熔钢橙 */
  --ink: #16171b; --ink-2: #3c3e45; --muted: #6c6e76; --line: #e7e2da; --line-tint: #dfd8cd; --field: #c6c1b8; --tint: #f7f3ee;
  --accent: #d24a0c; --accent-hover: #ad3c08; --bright: #ff7a2f; --bright-2: #ffb27a; --on-bright: #190b02; --blob: #e8590c; --glow: 255, 122, 47;
  --dark: #111215; --dark-rgb: 17, 18, 21; --dark-hover: #2b2c31; --on-dark-muted: #b6b3ad; --hero-a: #0b0c0f; --hero-b: #101114; --hero-c: #1c130e; --dot: 255, 214, 186;
}

@font-face { font-family: "HXBlack"; src: url("fonts/black-zh.woff2") format("woff2"); font-weight: 900; font-display: swap; unicode-range: U+2E80-9FFF, U+F900-FAFF, U+FF00-FFEF; }
@font-face { font-family: "HXNum"; src: url("fonts/oswald-cyr.woff2") format("woff2"); font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "HXNum"; src: url("fonts/oswald-lat.woff2") format("woff2"); font-display: swap; unicode-range: U+0000-00FF, U+2000-206F; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 92px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, p, ul, ol, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
h1, h2, .hero-title, .statement-text, .cta-card h2, .footer-word { font-family: var(--display); font-weight: var(--display-weight); letter-spacing: var(--display-track); }
h1 { font-size: clamp(36px, 5vw, 68px); line-height: 1.1; text-wrap: balance; }
h2 { font-size: clamp(30px, 3.8vw, 52px); line-height: 1.16; text-wrap: balance; }
h3 { font-size: 19px; line-height: 1.3; font-weight: 500; letter-spacing: -.01em; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
[hidden] { display: none !important; }
.wrap { width: 100%; max-width: 1560px; margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 1000px; }
.fine-print { margin-top: 14px; color: var(--muted); font-size: 13.5px; }
.body-text { max-width: 38em; margin-top: 18px; color: var(--ink-2); font-size: 18px; line-height: 1.55; }
.section-label, .overline { margin-bottom: 12px; color: var(--accent); font-family: var(--num), var(--font); font-size: 14px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; }
.section-dark .overline { color: var(--bright); }
.overline::before { content: ""; display: inline-block; width: 26px; height: 2px; margin-right: 11px; vertical-align: 4px; background: currentColor; }

/* 待确认标记 */
.show-marks .tbc { background: #fff0b3; box-shadow: 0 0 0 2px #fff0b3; color: #222; }
.draft-chip { position: fixed; right: 10px; bottom: 10px; z-index: 30; padding: 5px 9px; background: rgba(var(--dark-rgb), .8); color: #fff; border: 0; font-size: 11px; }

/* 滚动进度和页面过渡 */
.scroll-line { position: fixed; left: 0; right: 0; top: 0; z-index: 60; height: 3px; pointer-events: none; }
.scroll-line i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--bright)); transform: scaleX(0); transform-origin: left; }
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: pageOut .28s ease both; }
::view-transition-new(root) { animation: pageIn .5s var(--ease) both; }
@keyframes pageOut { to { opacity: 0; transform: translateY(-14px); } }
@keyframes pageIn { from { opacity: 0; transform: translateY(22px); } }

/* 按钮 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 52px; padding: 12px 28px; background: var(--accent); color: #fff; border: 1px solid var(--accent); border-radius: 8px; font-weight: 500; font-size: 15.5px; text-decoration: none; text-align: center; transition: background .2s, color .2s, border-color .2s; }
.btn svg { flex: none; transition: transform .25s var(--ease); }
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn:hover svg { transform: translateX(4px); }
.btn-dark { background: var(--ink); border-color: var(--ink); }
.btn-dark:hover { background: var(--dark-hover); border-color: var(--dark-hover); }
.btn-line, .btn-soft { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-line:hover, .btn-soft:hover { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn-ghost { background: transparent; border-color: rgba(255, 255, 255, .45); }
.btn-ghost:hover { background: #fff; border-color: #fff; color: var(--ink); }
.btn-wide { width: 100%; }
.btn-sm { min-height: 42px; padding: 8px 18px; font-size: 14.5px; }
.link-arrow { display: inline-flex; align-items: center; gap: 10px; padding-bottom: 3px; color: var(--ink); border-bottom: 1px solid currentColor; font-weight: 500; text-decoration: none; transition: color .2s, gap .25s var(--ease); }
.link-arrow:hover { color: var(--accent); gap: 14px; }
.icon-btn { position: relative; display: inline-flex; align-items: center; justify-content: center; flex: none; width: 42px; height: 42px; background: transparent; border: 0; color: inherit; transition: opacity .15s; }
.icon-btn:hover { opacity: .6; }
#openList { width: auto; gap: 7px; padding: 0 6px; }
.icon-label { font-size: 14px; white-space: nowrap; }
.badge { position: absolute; top: 2px; right: 0; display: inline-flex; align-items: center; justify-content: center; min-width: 17px; height: 17px; padding: 0 4px; background: var(--accent); color: #fff; font-size: 10.5px; font-weight: 600; transition: transform .2s; }
.badge[data-empty="true"] { transform: scale(0); }
.badge.bump { animation: bump .35s var(--ease); }
@keyframes bump { 40% { transform: scale(1.4); } }

/* 顶部 */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 50; color: var(--ink); background: rgba(255, 255, 255, .92); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); transition: background .25s, color .25s, border-color .25s, transform .35s var(--ease); }
.site-header.tucked { transform: translateY(-100%); }
.has-hero .site-header:not(.solid) { background: transparent; color: #fff; border-color: transparent; }
.has-hero .site-header:not(.solid) .header-contact { background: #fff; border-color: #fff; color: var(--ink); }
.page-plain { padding-top: var(--header); }
.header-row { display: flex; align-items: center; gap: 30px; height: var(--header); max-width: 1560px; margin: 0 auto; padding: 0 var(--gutter); }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; color: inherit; text-decoration: none; }
.brand-text b { display: block; font-family: var(--num); font-size: 21px; font-weight: 600; line-height: 1.05; letter-spacing: .08em; }
.brand-text small { display: block; margin-top: 2px; font-size: 11px; font-weight: 400; opacity: .72; white-space: nowrap; }
.main-nav { display: flex; align-items: center; gap: clamp(14px, 1.9vw, 30px); margin: 0 auto; }
.main-nav > a, .nav-trigger { position: relative; display: inline-flex; align-items: center; gap: 6px; height: var(--header); padding: 0; background: transparent; border: 0; color: inherit; font-size: 15px; font-weight: 400; text-decoration: none; white-space: nowrap; }
.main-nav > a::after, .nav-trigger::after { content: ""; position: absolute; left: 0; right: 0; bottom: 20px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
.main-nav > a:hover::after, .nav-trigger:hover::after, .nav-trigger[aria-expanded="true"]::after, .main-nav > a.current::after, .nav-trigger.current::after { transform: scaleX(1); }
.nav-trigger svg { transition: transform .2s; }
.nav-trigger[aria-expanded="true"] svg { transform: rotate(180deg); }
.header-actions { display: flex; align-items: center; gap: 4px; flex: none; }
.header-contact { margin-left: 12px; padding: 10px 20px; background: var(--accent); border: 1px solid var(--accent); border-radius: 6px; color: #fff; font-size: 14.5px; text-decoration: none; white-space: nowrap; transition: background .2s, color .2s, border-color .2s; }
.header-contact:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.menu-btn { display: none; }
.burger, .burger::before, .burger::after { display: block; width: 20px; height: 1.5px; background: currentColor; }
.burger { position: relative; }
.burger::before, .burger::after { content: ""; position: absolute; left: 0; }
.burger::before { top: -6px; }
.burger::after { top: 6px; }
.lang-menu { position: relative; }
.lang-trigger { display: inline-flex; align-items: center; gap: 6px; height: 42px; padding: 0 8px; background: transparent; border: 0; color: inherit; font-size: 13.5px; font-weight: 500; }
.lang-panel { position: absolute; top: calc(100% + 10px); right: 0; min-width: 138px; padding: 6px 0; background: #fff; color: var(--ink); box-shadow: 0 14px 40px rgba(0, 0, 0, .16); opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity .15s, transform .15s, visibility .15s; }
.lang-panel.open { opacity: 1; visibility: visible; transform: none; }
.lang-panel a { display: block; padding: 8px 16px; font-size: 14.5px; text-decoration: none; }
.lang-panel a:hover { background: var(--tint); }
.lang-panel a[aria-current="true"] { color: var(--accent); }
.mega { position: absolute; left: 0; right: 0; top: 100%; background: #fff; color: var(--ink); border-top: 1px solid var(--line); box-shadow: 0 24px 50px rgba(0, 0, 0, .12); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: opacity .18s, transform .2s var(--ease), visibility .18s; }
.mega.open { opacity: 1; visibility: visible; transform: none; }
.mega-inner { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 40px; max-width: 1560px; margin: 0 auto; padding: 34px var(--gutter) 40px; }
.mega-cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
.mega-head { display: block; margin-bottom: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--line); font-weight: 500; text-decoration: none; }
.mega-head:hover { color: var(--accent); }
.mega li a { display: block; padding: 4px 0; color: var(--ink-2); font-size: 14.5px; text-decoration: none; }
.mega li a:hover { color: var(--accent); }
.mega-side { display: grid; align-content: start; padding-left: 32px; border-left: 1px solid var(--line); }
.mega-side a { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); font-weight: 500; font-size: 15px; text-decoration: none; }
.mega-side a:hover { color: var(--accent); }
.mobile-menu { position: fixed; top: var(--header); left: 0; right: 0; bottom: 0; z-index: 49; overflow-y: auto; padding: 12px var(--gutter) 32px; background: #fff; color: var(--ink); }
.mobile-menu a { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 18px; text-decoration: none; }
.mobile-menu a.sub { padding: 9px 0 9px 16px; color: var(--muted); border: 0; font-size: 15px; }

/* 首屏 */
.hero { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: max(100svh, 640px); overflow: hidden; background: var(--hero-a); color: #fff; transform-origin: 50% 100%; will-change: transform; }
@media (min-width: 761px) and (min-height: 600px) { .hero { position: sticky; top: 0; height: 100svh; min-height: 0; } }
main:has(> .hero) { background: var(--hero-a); }
.stack { position: relative; z-index: 2; background: var(--bg); border-radius: 34px 34px 0 0; box-shadow: 0 -24px 60px rgba(0, 0, 0, .28); overflow: clip; }
.hero-bg { position: absolute; inset: 0; background: linear-gradient(125deg, var(--hero-a) 0%, var(--hero-b) 52%, var(--hero-c) 100%); }
.blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; animation: drift 14s ease-in-out infinite alternate; }
.blob-1 { right: 2%; top: 14%; width: 40vw; height: 40vw; max-width: 620px; max-height: 620px; background: var(--blob); opacity: .16; }
.blob-2 { display: none; }
@keyframes drift { to { transform: translate(-6%, 7%) scale(1.14); } }
.hero-grid-lines { position: absolute; inset: 0; 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: 68px 68px; mask-image: linear-gradient(180deg, #000, transparent 88%); -webkit-mask-image: linear-gradient(180deg, #000, transparent 88%); animation: gridMove 30s linear infinite; }
@keyframes gridMove { to { background-position: 68px 68px; } }
.globe { position: absolute; right: -24%; top: 50%; width: min(94vw, 1500px); height: min(94vw, 1500px); transform: translateY(-46%); }
.hero-inner { position: relative; padding-top: 104px; padding-bottom: 22px; pointer-events: none; }
.hero-inner a { pointer-events: auto; }
.hero-tag { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 20px; padding: 7px 15px 7px 11px; background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .22); border-radius: 99px; font-size: 14px; backdrop-filter: blur(8px); animation: riseIn .7s var(--ease) both; }
.hero-tag i { width: 8px; height: 8px; background: var(--bright); border-radius: 50%; animation: ping 1.8s ease-out infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(var(--glow), .7); } 100% { box-shadow: 0 0 0 11px rgba(var(--glow), 0); } }
.hero-title { font-size: clamp(44px, 5.6vw, 88px); line-height: 1; text-wrap: balance; color: #fff; animation: riseIn .8s .08s var(--ease) both; }
.hero-desc { margin-top: 14px; font-size: clamp(20px, 2.1vw, 30px); font-weight: 600; letter-spacing: .02em; animation: riseIn .8s .14s var(--ease) both; }
.rotator { overflow: hidden; position: relative; display: inline-block; min-width: 8em; height: 1.45em; margin-left: 7px; vertical-align: bottom; color: var(--bright); font-weight: 600; }
.rotator span { position: absolute; left: 0; top: 0; white-space: nowrap; opacity: 0; transform: translateY(70%); transition: opacity .45s, transform .45s var(--ease); }
.rotator span.on { opacity: 1; transform: none; }
.rotator span.off { opacity: 0; transform: translateY(-70%); }
.hero-sub { max-width: 40em; margin-top: 10px; color: rgba(255, 255, 255, .84); font-size: clamp(15.5px, 1.25vw, 18px); line-height: 1.5; animation: riseIn .8s .22s var(--ease) both; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; animation: riseIn .8s .32s var(--ease) both; }
@keyframes riseIn { from { opacity: 0; transform: translateY(22px); } }
.hero-legal { display: flex; flex-wrap: wrap; align-items: center; gap: 2px 10px; margin-top: 8px; color: rgba(255, 255, 255, .72); font-size: 14px; animation: riseIn .8s .18s var(--ease) both; }
.hero-legal i { width: 4px; height: 4px; background: var(--bright); border-radius: 50%; }
.hero-note { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 12px; margin-top: 14px; color: rgba(255, 255, 255, .8); font-size: 14.5px; animation: riseIn .8s .36s var(--ease) both; }
.hero-note i { width: 4px; height: 4px; background: var(--bright); border-radius: 50%; }
.hero-note a { font-family: var(--num); font-size: 18px; letter-spacing: .02em; text-decoration: none; pointer-events: auto; }
.hero-note a:hover { color: var(--bright); }
.btn-shine { position: relative; overflow: hidden; background: var(--bright); border-color: var(--bright); color: var(--on-bright); box-shadow: 0 12px 34px rgba(var(--glow), .42); }
.btn-shine:hover { background: var(--bright-2); border-color: var(--bright-2); }
.btn-glass { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .34); backdrop-filter: blur(8px); }
.btn-glass:hover { background: #fff; border-color: #fff; color: var(--ink); }
.hero-stats-wrap { position: relative; padding-bottom: 28px; }
.hero-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); max-width: 900px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .16); border-radius: 14px; backdrop-filter: blur(14px); animation: riseIn .8s .4s var(--ease) both; }
.stat { display: block; padding: 14px 20px; text-decoration: none; transition: background .2s; }
.stat:hover { background: rgba(255, 255, 255, .08); }
.stat + .stat { border-left: 1px solid rgba(255, 255, 255, .14); }
.stat b { display: block; font-family: var(--num); font-size: clamp(32px, 3.2vw, 50px); line-height: 1.08; font-weight: 600; letter-spacing: .005em; font-variant-numeric: tabular-nums; }
.stat span { display: block; margin-top: 3px; color: rgba(255, 255, 255, .72); font-size: 13px; line-height: 1.3; }

/* 滚动字幕 */
.ticker { overflow: hidden; padding: 13px 0; background: #0a0b0d; color: rgba(255, 255, 255, .62); border-bottom: 1px solid rgba(255, 255, 255, .08); }
.ticker-track { display: flex; width: max-content; animation: ticker 48s linear infinite; }
.ticker span { display: inline-flex; align-items: center; padding: 0 22px; font-size: 14px; font-weight: 400; white-space: nowrap; }
.ticker span::after { content: ""; width: 6px; height: 6px; margin-left: 44px; background: var(--bright); transform: rotate(45deg); }
@keyframes ticker { to { transform: translateX(-33.333%); } }

/* 首页标题行 */
.head-row { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 14px 40px; margin-bottom: clamp(28px, 3.6vw, 48px); }
.head-row p { max-width: 36em; margin-top: 10px; color: var(--muted); font-size: 18px; }
.section-dark .head-row p { color: var(--on-dark-muted); }
.link-on-dark { color: #fff; }

/* 产品卡片（首页） */
.cat-cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; perspective: 1200px; }
.cat-card { position: relative; display: flex; flex-direction: column; overflow: hidden; background: #fff; border-radius: 16px; box-shadow: 0 2px 8px rgba(var(--dark-rgb), .06); transform-style: preserve-3d; }
.js .cat-card.in { transform: perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--ty, 0)); transition: transform .25s ease-out, box-shadow .3s; transition-delay: 0ms; }
.cat-card:hover { --ty: -6px; box-shadow: 0 26px 50px rgba(var(--glow), .22); }
.cat-card::after { content: ""; position: absolute; inset: 0; background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(255, 255, 255, .28), transparent 60%); opacity: 0; pointer-events: none; transition: opacity .25s; }
.cat-card:hover::after { opacity: 1; }
.cat-card-media { position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--dark); }
.cat-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.cat-card:hover .cat-card-media img { transform: scale(1.08); }
.cat-card-body { flex: 1; padding: 20px 22px 18px; }
.cat-card h3 { font-family: var(--display); font-size: 26px; font-weight: var(--display-weight); letter-spacing: var(--display-track); }
.cat-card h3 a { text-decoration: none; }
.cat-card h3 a:hover { color: var(--accent); }
.cat-card-body > p { margin: 6px 0 12px; color: var(--muted); font-size: 14.5px; line-height: 1.45; }
.cat-card li { border-top: 1px solid var(--line); }
.cat-card li a { position: relative; display: block; padding: 9px 22px 9px 0; font-size: 15px; text-decoration: none; transition: color .15s, padding-left .2s var(--ease); }
.cat-card li a::after { content: "→"; position: absolute; right: 2px; top: 8px; color: var(--muted); transition: color .15s, transform .2s var(--ease); }
.cat-card li a:hover { padding-left: 4px; color: var(--accent); }
.cat-card li a:hover::after { color: var(--accent); transform: translateX(3px); }

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.tag { padding: 7px 14px; background: var(--tint); border: 1px solid var(--line); border-radius: 99px; font-size: 14px; text-decoration: none; transition: background .2s, color .2s, border-color .2s, transform .2s var(--ease); }
.tag:hover { background: var(--accent); border-color: var(--accent); color: #fff; transform: translateY(-2px); }

/* 3D 产品展示 */
.showcase { position: relative; height: 420vh; background: #0a0b0d; color: #fff; }
.showcase-sticky { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.showcase canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.showcase-sticky::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10, 11, 13, .82) 0%, rgba(10, 11, 13, .28) 42%, rgba(10, 11, 13, 0) 66%), linear-gradient(180deg, rgba(10, 11, 13, .5) 0%, rgba(10, 11, 13, 0) 22%, rgba(10, 11, 13, 0) 76%, rgba(10, 11, 13, .75) 100%); pointer-events: none; }
.showcase-ui { position: relative; z-index: 1; display: flex; flex-direction: column; justify-content: space-between; height: 100%; padding-top: 34px; padding-bottom: 28px; }
.showcase .overline { color: var(--bright); }
.showcase-head h2 { font-size: clamp(24px, 2.4vw, 34px); }
.showcase-panels { position: relative; flex: 1; }
.showcase-panel { position: absolute; left: 0; top: 50%; width: min(460px, 42vw); opacity: 0; visibility: hidden; transform: translateY(-40%); transition: opacity .45s, transform .6s var(--ease), visibility .45s; }
.showcase-panel.on { opacity: 1; visibility: visible; transform: translateY(-50%); }
.showcase-panel h3 { font-family: var(--display); font-size: clamp(42px, 5.4vw, 84px); font-weight: var(--display-weight); line-height: 1.04; letter-spacing: var(--display-track); }
.showcase-panel p { margin: 14px 0 20px; color: rgba(255, 255, 255, .8); font-size: 18px; }
.showcase-items { display: flex; flex-wrap: wrap; gap: 6px 22px; margin-bottom: 24px; }
.showcase-items a { padding: 3px 0; border-bottom: 1px solid rgba(255, 255, 255, .28); font-size: 16px; text-decoration: none; transition: color .2s, border-color .2s; }
.showcase-items a:hover { color: var(--bright); border-color: var(--bright); }
.showcase-tabs { display: flex; gap: clamp(18px, 3vw, 44px); }
.showcase-tabs button { padding: 8px 0; background: transparent; border: 0; color: rgba(255, 255, 255, .52); font-size: 15px; transition: color .2s; }
.showcase-tabs button:hover, .showcase-tabs button[aria-current="true"] { color: #fff; }
.showcase-bar { height: 2px; margin-top: 8px; background: rgba(255, 255, 255, .16); }
.showcase-bar i { display: block; height: 100%; background: var(--bright); transform: scaleX(0); transform-origin: left; }
.gl-on .products-plain { display: none; }

/* 产品卡片（手机） */
.products-plain .cat-cards { max-width: 1560px; margin: 0 auto; }

/* 优势 */
.why-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 20px; }
.why-feature { position: relative; display: block; min-height: 440px; overflow: hidden; color: #fff; background: var(--dark); border-radius: 18px; text-decoration: none; }
.why-feature img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.why-feature:hover img { transform: scale(1.06); }
.why-feature::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(var(--dark-rgb), .08) 30%, rgba(var(--dark-rgb), .92) 100%); }
.why-feature div { position: absolute; left: 0; right: 0; bottom: 0; z-index: 1; padding: 28px; }
.why-feature h3 { font-size: clamp(24px, 2.3vw, 32px); letter-spacing: -.02em; }
.why-feature p { margin: 8px 0 16px; color: rgba(255, 255, 255, .84); }
.why-feature .link-arrow { color: #fff; }
.why-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.why-card { position: relative; overflow: hidden; padding: 28px 26px; background: var(--tint); border-radius: 18px; }
.why-card::before { content: ""; position: absolute; inset: 0; background: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%), rgba(var(--glow), .2), transparent 70%); opacity: 0; transition: opacity .25s; }
.why-card:hover::before { opacity: 1; }
.why-card > * { position: relative; }
.why-icon { display: block; margin-bottom: 40px; color: var(--accent); transition: transform .35s var(--ease); }
.why-card:hover .why-icon { transform: translateY(-4px) rotate(-6deg) scale(1.06); }
.why-card { transition: background .25s; }
.why-card h3 { font-family: var(--display); font-size: 23px; font-weight: var(--display-weight); letter-spacing: var(--display-track); }
.why-card p { margin-top: 8px; color: var(--muted); font-size: 15px; line-height: 1.5; }

/* 流程 */
.flow { position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 18px; }
.flow::before, .flow::after { content: ""; position: absolute; left: 26px; right: calc(20% - 30px); top: 25px; height: 3px; background: var(--line); }
.flow::after { background: linear-gradient(90deg, var(--accent), var(--bright)); transform: scaleX(var(--flow, 0)); transform-origin: left; }
.flow li { position: relative; z-index: 1; }
.flow b { font-family: var(--num); display: flex; align-items: center; justify-content: center; width: 54px; height: 54px; margin-bottom: 22px; background: #fff; color: var(--accent); border: 2px solid var(--accent); border-radius: 50%; font-size: 18px; font-weight: 600; transition: background .3s, color .3s, transform .4s var(--ease), box-shadow .3s; }
.flow li.on b { background: var(--accent); color: #fff; box-shadow: 0 0 0 7px rgba(var(--glow), .12); transform: scale(1.04); }
.flow h3 { font-family: var(--display); font-size: 23px; font-weight: var(--display-weight); }
.flow p { margin-top: 5px; color: var(--muted); font-size: 15px; }

/* 图片带 */
.gallery { display: grid; gap: 14px; overflow: hidden; padding: clamp(60px, 7vw, 110px) 0 clamp(30px, 4vw, 60px); background: var(--bg); perspective: 1500px; }
.gallery-track { transform-style: preserve-3d; }
.gallery > * { transform-origin: 50% 50%; }
.gallery-track { display: flex; gap: 14px; width: max-content; will-change: transform; }
.gallery img { flex: none; width: 360px; height: 230px; object-fit: cover; border-radius: 12px; }

/* 关于 */
.about-split { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(30px, 6vw, 96px); align-items: center; }
.parallax-frame { display: block; overflow: hidden; aspect-ratio: 16 / 10; border-radius: 18px; }
.parallax-frame img, .why-feature img[data-parallax], .page-hero-media img[data-parallax] { height: 118%; width: 100%; object-fit: cover; will-change: transform; }
.parallax-frame img { display: block; }
.about-media p { margin-top: 9px; color: var(--muted); font-size: 13px; }
.about-links { display: flex; flex-wrap: wrap; gap: 14px 28px; margin-top: 26px; }

/* 公司介绍 */
.statement { padding: clamp(72px, 10vw, 150px) 0 clamp(52px, 7vw, 100px); }
.statement-plain { padding-bottom: clamp(60px, 8vw, 110px); }
.statement-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 3fr); gap: 24px; }
.statement-text { margin-bottom: 30px; font-size: clamp(27px, 3.3vw, 50px); line-height: 1.26; text-wrap: pretty; }
/* 内容始终可见，滚动到时只轻轻上浮 */
.js .reveal { transform: translateY(14px); transition: transform .7s var(--ease), box-shadow .3s, background .25s, color .25s; transition-delay: var(--stagger, 0ms); }
.js .reveal.in { transform: none; }

/* 通用区块 */
.section { padding: clamp(64px, 8.5vw, 124px) 0; }
.section-tight { padding-top: 34px; padding-bottom: clamp(52px, 7vw, 96px); }
.section-flush { padding-top: 0; }
.section-tint { background: linear-gradient(180deg, var(--bg), var(--tint) 130px, var(--tint) calc(100% - 130px), var(--bg)); }
.section-dark { padding: clamp(64px, 8.5vw, 124px) 0; border-radius: 30px; will-change: transform; background: radial-gradient(900px 500px at 85% 10%, var(--hero-c), transparent 70%), var(--dark); color: #fff; }
.section-dark .section-label { color: var(--on-dark-muted); }
.block-head { margin-bottom: clamp(34px, 4.5vw, 64px); max-width: 900px; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 14px 30px; margin-bottom: clamp(26px, 3.4vw, 44px); }
.section-head > div { max-width: 820px; }
.eyebrow { margin-bottom: 12px; color: var(--accent); font-size: 14px; font-weight: 500; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.split-top { align-items: start; }
.split-even { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.split-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
figcaption { margin-top: 9px; color: var(--muted); font-size: 13px; }

/* 路线 */
.route-pin { padding: 0 clamp(0px, 1.1vw, 16px); background: var(--bg); }
.pin-on .route-pin { position: relative; height: 300vh; }
.pin-on .route-sticky { position: sticky; top: 0; display: flex; align-items: center; min-height: 100vh; padding: 76px 0 24px; }
.pin-on .route-sticky .wrap { width: 100%; }
.pin-on .route-sticky .head-row { margin-bottom: 18px; }
.pin-on .route-map { max-height: 66vh; }
.pin-on .route-step { padding: 13px 0; }
@media (max-height: 960px) {
  .pin-on .route-sticky { padding: 62px 0 14px; }
  .pin-on .route-sticky .head-row { margin-bottom: 8px; }
  .pin-on .route-sticky .head-row p { display: none; }
  .pin-on .route-sticky h2 { font-size: clamp(26px, 3vw, 38px); }
  .pin-on .route-map { max-height: 54vh; }
  .pin-on .route-step { padding: 8px 0; }
  .pin-on .route-step h3 { font-size: 18px; }
  .pin-on .route-step p { font-size: 13.5px; }
  .pin-on .route-figure figcaption { margin-top: 2px; font-size: 12px; }
}

.route-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(28px, 6vw, 96px); align-items: center; }
.route-figure figcaption { color: var(--on-dark-muted); }
.route-map { display: block; width: 100%; height: auto; transform: perspective(1400px) rotateX(calc(16deg + var(--my, 0) * 8deg)) rotateY(calc(var(--mx, 0) * 10deg)) rotateZ(-3deg); transform-origin: 50% 60%; transition: transform .25s ease-out; }
.map-base, .map-live, .map-alt { fill: none; stroke-linecap: square; stroke-linejoin: miter; }
.map-base { stroke: rgba(255, 255, 255, .22); stroke-width: 3; }
.map-live { stroke: var(--bright); stroke-width: 5; stroke-dasharray: 1; stroke-dashoffset: 0;  }
.map-cargo { fill: #fff; filter: drop-shadow(0 0 7px var(--bright)) drop-shadow(0 0 14px var(--bright)); }
.map-alt { stroke: rgba(255, 255, 255, .3); stroke-width: 2; stroke-dasharray: 3 9; }
.map-node circle { fill: var(--dark); stroke: rgba(255, 255, 255, .5); stroke-width: 3; transition: fill .3s, stroke .3s; }
.map-node.on circle { fill: var(--bright); stroke: #fff; }
.map-node text { fill: var(--on-dark-muted); font-family: var(--font); font-size: 22px; font-weight: 500; transition: fill .3s; }
.map-node.on text { fill: #fff; }
.map-node-alt circle { stroke-dasharray: 2 4; }
.map-node-alt text { font-size: 18px; font-weight: 400; }
.route-step { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 8px; padding: 18px 0; border-top: 1px solid var(--line-dark); outline-offset: 4px; cursor: default; opacity: .62; transition: opacity .25s; }
.route-step:last-child { border-bottom: 1px solid var(--line-dark); }
.route-step:hover, .route-step:focus, .route-step.active { opacity: 1; }
.route-dot { width: 10px; height: 10px; margin-top: 8px; border: 2px solid var(--bright); border-radius: 50%; }
.route-step.active .route-dot { background: var(--bright); }
.route-step h3 { font-family: var(--display); font-size: 21px; font-weight: var(--display-weight); }
.route-step p { margin-top: 3px; color: var(--on-dark-muted); font-size: 15px; }

/* 计算器 */
.calc { padding: clamp(18px, 2.4vw, 32px); background: var(--tint); }
.calc-tabs { display: flex; gap: 22px; margin-bottom: 20px; border-bottom: 1px solid var(--line); }
.calc-tabs button { padding: 0 0 10px; background: transparent; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px; color: var(--muted); font-size: 15px; transition: color .15s; }
.calc-tabs button:hover { color: var(--ink); }
.calc-tabs button[aria-selected="true"] { color: var(--ink); border-color: var(--accent); }
.calc-grid { display: grid; gap: 16px; }
.calc-fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; }
.calc-result { padding: 20px; background: var(--dark); color: #fff; }
.calc-result span { display: block; color: var(--on-dark-muted); font-size: 13.5px; }
.calc-result b { display: block; font-size: clamp(32px, 4vw, 50px); font-weight: 400; letter-spacing: -.025em; line-height: 1.15; font-variant-numeric: tabular-nums; }
.calc-result small { display: block; margin-top: 4px; color: var(--on-dark-muted); font-size: 13.5px; }
.calc-result em { font-style: normal; }
.calc-note { margin-top: 12px; color: var(--muted); font-size: 13px; }

/* 表单 */
label { display: grid; gap: 6px; color: var(--ink-2); font-size: 13.5px; }
input, select, textarea { width: 100%; min-height: 48px; padding: 11px 13px; background: #fff; color: var(--ink); border: 1px solid var(--field); border-radius: 6px; font-size: 16px; font-weight: 400; transition: border-color .15s; }
input:hover, textarea:hover { border-color: var(--ink); }
input:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
textarea { resize: vertical; }
input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; }

/* 问答 */
.faq { border-top: 1px solid var(--line); }
.faq:last-child { border-bottom: 1px solid var(--line); }
.faq summary { position: relative; padding: 20px 44px 20px 0; font-size: 18px; cursor: pointer; list-style: none; transition: color .15s; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--accent); }
.faq summary span { position: absolute; right: 2px; top: 50%; width: 18px; height: 18px; margin-top: -9px; }
.faq summary span::before, .faq summary span::after { content: ""; position: absolute; left: 0; top: 8px; width: 18px; height: 1.5px; background: currentColor; transition: transform .25s var(--ease); }
.faq summary span::after { transform: rotate(90deg); }
.faq[open] summary span::after { transform: rotate(0); }
.faq p { padding: 0 44px 22px 0; color: var(--ink-2); }

/* 联系区 */
.cta-band { background: linear-gradient(120deg, #071a3d, var(--hero-c), #071a3d); background-size: 220% 220%; color: #fff; animation: ctaMove 16s ease infinite alternate; }
@keyframes ctaMove { to { background-position: 100% 50%; } }
.cta-band { margin-top: 12px; border-radius: 30px 30px 0 0; }
.cta-card { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(30px, 6vw, 96px); padding: clamp(64px, 8vw, 116px) 0; }
.cta-card h2 { font-size: clamp(34px, 5vw, 72px); }
.cta-card p { max-width: 32em; margin-top: 18px; color: var(--on-dark-muted); font-size: 18px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.cta-contacts li { padding: 16px 0; border-top: 1px solid var(--line-dark); }
.cta-contacts span { display: block; color: var(--on-dark-muted); font-size: 13.5px; }
.cta-contacts a { font-family: var(--num); font-size: clamp(22px, 2.3vw, 32px); font-weight: 600; letter-spacing: .01em; text-decoration: none; overflow-wrap: anywhere; }
.cta-contacts a:hover { color: var(--bright-2); }

/* 内页标题 */
.page-hero { padding: 40px 0 44px; background: var(--tint); }
.page-hero p { max-width: 40em; margin-top: 14px; color: var(--ink-2); font-size: 19px; line-height: 1.45; }
.page-hero.has-image { position: relative; display: flex; align-items: flex-end; min-height: clamp(420px, 56vh, 640px); padding: 120px 0 clamp(36px, 5vw, 64px); background: var(--dark); color: #fff; overflow: hidden; }
.page-hero.no-media { min-height: clamp(420px, 56vh, 640px); background: linear-gradient(125deg, var(--hero-a), var(--hero-b) 55%, var(--hero-c)); }
.page-hero.no-media::before { content: ""; position: absolute; inset: 0; 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: 68px 68px; -webkit-mask-image: linear-gradient(90deg, transparent, #000); mask-image: linear-gradient(90deg, transparent, #000); }
.page-hero-media { position: absolute; inset: 0; overflow: hidden; }
.page-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.page-hero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(var(--dark-rgb), .5) 0%, rgba(var(--dark-rgb), .2) 35%, rgba(var(--dark-rgb), .9) 100%); }
.page-hero-text { position: relative; z-index: 2; }
.page-model { position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; display: block; opacity: 0; transition: opacity .8s; }
.page-hero.model-on { background: #0a0b0d; }
.page-hero.model-on .page-model { opacity: 1; }
.page-hero.model-on .page-hero-media { display: none; }
.page-hero.model-on::after { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(10, 11, 13, .86) 0%, rgba(10, 11, 13, .3) 44%, rgba(10, 11, 13, 0) 66%), linear-gradient(180deg, rgba(10, 11, 13, .52) 0%, rgba(10, 11, 13, 0) 30%); pointer-events: none; }
.page-hero.has-image p { color: rgba(255, 255, 255, .88); }
.page-hero.has-image .breadcrumb { color: rgba(255, 255, 255, .78); }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 2px 9px; margin-bottom: 16px; color: var(--muted); font-size: 13.5px; }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb i { font-style: normal; opacity: .5; }

/* 目录 */
.filter-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-bottom: 30px; }
.filter-track { position: relative; display: flex; max-width: 100%; padding: 5px; overflow-x: auto; scrollbar-width: none; background: var(--tint); border: 1px solid var(--line); border-radius: 99px; }
.filter-track::-webkit-scrollbar { display: none; }
.filter-pill { position: absolute; left: 0; top: 5px; bottom: 5px; width: 0; background: var(--ink); border-radius: 99px; box-shadow: 0 8px 20px rgba(var(--dark-rgb), .28); transition: transform .5s cubic-bezier(.3, 1.35, .45, 1), width .5s cubic-bezier(.3, 1.35, .45, 1); }
.filter-chip { position: relative; z-index: 1; display: inline-flex; flex: none; align-items: center; gap: 8px; min-height: 42px; padding: 0 18px; background: transparent; border: 0; border-radius: 99px; color: var(--ink-2); font-size: 15px; font-weight: 500; white-space: nowrap; transition: color .25s, transform .2s var(--ease); }
.filter-chip:hover { color: var(--accent); transform: translateY(-1px); }
.filter-chip:active { transform: scale(.96); }
.filter-chip[aria-pressed="true"] { color: #fff; }
.filter-chip b { display: inline-flex; align-items: center; justify-content: center; min-width: 22px; height: 22px; padding: 0 6px; background: rgba(var(--dark-rgb), .08); border-radius: 11px; font-family: var(--num); font-size: 13px; font-weight: 600; transition: background .25s, color .25s; }
.filter-chip[aria-pressed="true"] b { background: var(--bright); color: var(--on-bright); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; min-height: 42px; padding: 0 18px; background: var(--tint); border: 1px solid var(--line); border-radius: 99px; font-size: 14.5px; font-weight: 500; text-decoration: none; transition: background .2s, color .2s, border-color .2s, transform .25s var(--ease); }
.chip:hover { background: var(--ink); border-color: var(--ink); color: #fff; transform: translateY(-2px); }
.search-field { position: relative; flex: 1 1 200px; max-width: 280px; margin-left: auto; color: var(--muted); transition: max-width .4s var(--ease), color .2s; }
.search-field:focus-within { max-width: 420px; color: var(--accent); }
.search-field svg { position: absolute; z-index: 1; left: 16px; top: 50%; transform: translateY(-50%); pointer-events: none; }
.search-field input { min-height: 54px; padding: 8px 40px 8px 44px; background: var(--tint); border: 1px solid var(--line); border-radius: 99px; transition: background .2s, border-color .2s, box-shadow .3s; }
.search-field input:hover { border-color: var(--field); }
.search-field input:focus { background: #fff; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(var(--glow), .2), 0 12px 28px rgba(var(--dark-rgb), .1); }
.search-clear { position: absolute; right: 9px; top: 50%; width: 34px; height: 34px; margin-top: -17px; background: var(--line); border: 0; border-radius: 50%; color: var(--ink-2); font-size: 18px; line-height: 1; animation: popIn .25s var(--ease); }
.search-clear:hover { background: var(--ink); color: #fff; }
@keyframes popIn { from { transform: scale(.5); opacity: 0; } }
.found { min-width: 72px; color: var(--muted); font-size: 14px; text-align: right; font-variant-numeric: tabular-nums; }
.found.tick { animation: foundTick .35s var(--ease); }
@keyframes foundTick { 40% { color: var(--accent); transform: translateY(-3px); } }
.chips-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-top: 32px; color: var(--muted); }
.empty-state { padding: 52px 16px; text-align: center; background: var(--tint); }
.empty-state p { margin-bottom: 16px; }
.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(28px, 3vw, 44px) clamp(14px, 1.6vw, 24px); }
.product-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.product-card { position: relative; display: flex; flex-direction: column; transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--ty, 0)); transition: transform .25s ease-out; }
.product-card:hover { --ty: -5px; }
.product-media { display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--tint); border-radius: 12px; }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.product-card:hover .product-media img { transform: scale(1.05); }
.product-body { padding: 14px 54px 0 0; }
.product-cat { display: block; margin-bottom: 4px; color: var(--muted); font-size: 12.5px; }
.product-card h3 { font-size: 18px; }
.product-card h3 a { text-decoration: none; }
.product-card h3 a::after { content: ""; position: absolute; inset: 0; }
.product-card:hover h3 { color: var(--accent); }
.product-body p { margin-top: 3px; color: var(--ink-2); font-size: 14px; }
.add-btn { position: absolute; right: 0; bottom: 0; z-index: 1; display: flex; align-items: center; justify-content: center; width: 42px; height: 42px; background: #fff; color: var(--ink); border: 1px solid var(--field); border-radius: 6px; transition: background .18s, color .18s, border-color .18s; }
.add-btn:hover, .add-btn.in-list { background: var(--accent); border-color: var(--accent); color: #fff; }
.add-btn.in-list svg { opacity: 0; }
.add-btn.in-list::after { content: ""; position: absolute; width: 11px; height: 6px; margin-top: -3px; border-left: 2px solid #fff; border-bottom: 2px solid #fff; transform: rotate(-45deg); }

/* 表格 */
.table-card { overflow-x: auto; border-top: 1px solid var(--ink); }
.table-title { margin-bottom: 12px; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 13px 14px 13px 0; text-align: left; border-bottom: 1px solid var(--line); }
.section-tint .data-table th, .section-tint .data-table td { border-bottom-color: var(--line-tint); }
.data-table thead th { color: var(--muted); font-size: 13px; font-weight: 400; white-space: nowrap; }
.data-table td { font-variant-numeric: tabular-nums; }
.data-table small { color: var(--muted); }
.data-table a:hover { color: var(--accent); }
.kv th { width: 40%; color: var(--muted); font-weight: 400; }

/* 产品详情 */
.product-top { padding-top: 34px; }
.product-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(24px, 5vw, 80px); align-items: start; }
.product-photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.product-info h1 { font-size: clamp(32px, 4.2vw, 58px); }
.product-about { margin: 14px 0 26px; color: var(--ink-2); font-size: 19px; line-height: 1.45; }
.buy-box { display: grid; grid-template-columns: minmax(0, 150px) minmax(0, 1fr); align-items: end; gap: 10px; margin-top: 22px; }
.info-card { padding: clamp(22px, 3vw, 36px); background: var(--tint); }
.info-card h2 { margin-bottom: 14px; font-size: 24px; letter-spacing: -.015em; }
.info-card p { margin-bottom: 14px; color: var(--ink-2); }
.info-accent { background: var(--dark); color: #fff; }
.info-accent p { color: var(--on-dark-muted); }
.info-accent .link-arrow { color: #fff; }
.tick-list li { position: relative; padding: 7px 0 7px 26px; }
.tick-list li::before { content: ""; position: absolute; left: 3px; top: 15px; width: 11px; height: 6px; border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg); }

/* 服务和质量页 */
.service-grid, .step-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--ink); }
.service-grid li, .step-grid li { padding: 22px 22px 8px 0; }
.service-grid li + li, .step-grid li + li { padding-left: 22px; border-left: 1px solid var(--line); }
.section-tint .step-grid li + li { border-left-color: var(--line-tint); }
.step-grid b { display: block; margin-bottom: 34px; color: var(--accent); font-size: 13px; font-weight: 500; }
.service-grid p, .step-grid p { margin-top: 6px; color: var(--muted); font-size: 15px; }
.doc-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--ink); }
.doc-grid li { padding: 24px 24px 8px 0; }
.doc-grid li + li { padding-left: 24px; border-left: 1px solid var(--line); }
.section-tint .doc-grid li + li { border-left-color: var(--line-tint); }
.doc-grid h3 { font-size: clamp(20px, 2vw, 28px); letter-spacing: -.02em; }
.doc-grid p { margin-top: 10px; color: var(--ink-2); }
.format-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--ink); }
.format-grid li { padding: 22px 24px 22px 0; border-bottom: 1px solid var(--line); }
.format-grid li:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--line); }
.format-grid p { margin-top: 4px; color: var(--muted); }
.timeline { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--ink); }
.timeline li { position: relative; padding: 26px 24px 0 0; }
.timeline li::before { content: ""; position: absolute; left: 0; top: -5px; width: 9px; height: 9px; background: var(--accent); }
.timeline b { display: block; margin-bottom: 8px; font-family: var(--display); font-size: clamp(20px, 2vw, 28px); font-weight: var(--display-weight); }
.timeline p { color: var(--ink-2); }

/* 行业页 */
.feature { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); min-height: clamp(380px, 42vw, 620px); }
.feature-flip .feature-media { order: 2; }
.feature-media { overflow: hidden; background: var(--dark); }
.feature-media img { width: 100%; height: 100%; object-fit: cover; }
.feature-text { align-self: center; padding: clamp(32px, 6vw, 96px); }

/* 流程和联系 */
.process li { display: flex; gap: 16px; padding: 15px 0; border-top: 1px solid var(--line); }
.process b { flex: none; color: var(--accent); font-size: 14px; font-weight: 500; }
.process p { color: var(--muted); }
.channels { display: grid; margin-bottom: 26px; border-top: 1px solid var(--ink); }
.channel { display: block; padding: 18px 0; border-bottom: 1px solid var(--line); text-decoration: none; transition: color .2s; }
.channel:hover { color: var(--accent); }
.channel span { display: block; color: var(--muted); font-size: 13.5px; }
.channel b { font-family: var(--num); font-size: clamp(24px, 2.7vw, 36px); font-weight: 600; letter-spacing: .01em; overflow-wrap: anywhere; }
.address-card p { margin-bottom: 6px; }
.contact-form { display: grid; gap: 14px; padding: clamp(22px, 3vw, 40px); background: var(--tint); }
.contact-form h2 { font-size: 30px; }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.form-actions { display: grid; grid-template-columns: 2fr 1fr; gap: 8px; }

/* 浮层 */
.toast { position: fixed; left: 50%; bottom: 26px; z-index: 90; max-width: calc(100vw - 32px); padding: 12px 20px; background: var(--ink); color: #fff; font-size: 14.5px; transform: translate(-50%, 16px); opacity: 0; pointer-events: none; transition: opacity .2s, transform .25s var(--ease); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
@keyframes fadeIn { from { opacity: 0; } }
.scrim { position: fixed; inset: 0; z-index: 70; background: rgba(0, 0, 0, .5); animation: fadeIn .2s both; }
.palette { position: fixed; top: 0; left: 0; right: 0; z-index: 80; color: var(--ink); background: #fff; animation: paletteIn .25s var(--ease) both; }
@keyframes paletteIn { from { transform: translateY(-16px); opacity: 0; } }
.palette-input { display: flex; align-items: center; gap: 14px; max-width: 1040px; margin: 0 auto; padding: 16px var(--gutter); border-bottom: 1px solid var(--line); color: var(--muted); }
.palette-input input { flex: 1; min-width: 0; min-height: 56px; padding: 0; background: transparent; border: 0; box-shadow: none !important; color: var(--ink); font-size: clamp(20px, 2.4vw, 30px); letter-spacing: -.015em; }
.palette kbd { padding: 3px 8px; border: 1px solid var(--line); font: 400 12px var(--font); }
.palette-results { max-width: 1040px; max-height: min(64vh, 520px); overflow-y: auto; margin: 0 auto; padding: 10px var(--gutter) 24px; }
.palette-results a { display: flex; align-items: center; gap: 14px; padding: 9px 8px; text-decoration: none; }
.palette-results a.active, .palette-results a:hover { background: var(--tint); }
.palette-results img { flex: none; width: 64px; height: 48px; object-fit: cover; }
.palette-results b { display: block; font-weight: 500; }
.palette-results small { display: block; color: var(--muted); font-size: 13px; }
.palette-empty { padding: 28px; color: var(--muted); text-align: center; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; z-index: 80; display: flex; flex-direction: column; width: min(460px, 100%); color: var(--ink); background: #fff; box-shadow: -18px 0 50px rgba(0, 0, 0, .22); transform: translateX(105%); visibility: hidden; transition: transform .35s var(--ease), visibility .35s; }
.drawer.open { transform: none; visibility: visible; }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 14px 14px 24px; border-bottom: 1px solid var(--line); }
.drawer-head h2 { margin: 0; font-size: 24px; }
.drawer-body { flex: 1; overflow-y: auto; padding: 8px 24px 18px; }
.list-empty { padding: 60px 0; text-align: center; color: var(--muted); }
.list-empty p { margin-bottom: 16px; }
.list-items li { display: grid; grid-template-columns: 56px minmax(0, 1fr) 84px 34px; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.list-items img { width: 56px; height: 42px; object-fit: cover; }
.list-items span { font-size: 14.5px; line-height: 1.25; }
.list-items input { min-height: 40px; padding: 6px 9px; font-size: 15px; }
.list-items .remove { width: 34px; height: 34px; background: transparent; border: 0; color: var(--muted); font-size: 20px; line-height: 1; }
.list-items .remove:hover { color: var(--ink); }
.list-fields { display: grid; gap: 12px; margin-top: 18px; }
.drawer-foot { display: grid; gap: 8px; padding: 14px 24px 22px; border-top: 1px solid var(--line); }
.drawer-foot-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

/* 页脚 */
.footer { position: relative; z-index: 3; overflow: hidden; padding: clamp(52px, 6vw, 84px) 0 28px; background: var(--hero-a); color: var(--on-dark-muted); font-size: 15px; }
.footer-top { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1.2fr; gap: 34px; }
.footer .brand { color: #fff; }
.footer-brand p { max-width: 24em; margin-top: 20px; }
.footer h2 { margin-bottom: 13px; color: #fff; font-size: 15px; font-weight: 500; letter-spacing: 0; }
.footer li { padding: 4px 0; }
.footer li a { text-decoration: none; overflow-wrap: anywhere; }
.footer a:hover { color: #fff; }
.footer-word { margin: clamp(30px, 5vw, 66px) 0 0; color: transparent; font-size: clamp(64px, 16.6vw, 280px); line-height: .95; white-space: nowrap; -webkit-text-stroke: 1px rgba(var(--glow), .46); user-select: none; }
.footer-legal { display: flex; flex-wrap: wrap; gap: 6px 28px; margin-top: 24px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .13); font-size: 13px; }
.footer-legal a { margin-left: auto; }

@media (max-width: 1240px) {
  .main-nav { display: none; }
  .menu-btn { display: inline-flex; }
  .header-actions { margin-left: auto; }
  .mega { display: none; }
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .service-grid, .step-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-grid li:nth-child(3), .step-grid li:nth-child(3) { padding-left: 0; border-left: 0; }
  .cat-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .statement-grid, .split, .split-even, .cta-card, .product-layout, .route-layout, .about-split, .why-layout, .format-grid, .feature { grid-template-columns: minmax(0, 1fr); }
  .format-grid li:nth-child(even) { padding-left: 0; border-left: 0; }
  .feature-flip .feature-media { order: 0; }
  .feature-media { height: 62vw; }
  .feature-text { padding: 28px var(--gutter) 46px; }
  .doc-grid, .timeline { grid-template-columns: minmax(0, 1fr); }
  .flow { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .flow::before, .flow::after { left: 26px; right: auto; top: 10px; bottom: 30px; width: 3px; height: auto; }
  .flow::after { transform: scaleY(var(--flow, 0)); transform-origin: top; }
  .globe { right: -24%; top: -13%; width: 118vw; height: 118vw; max-width: 760px; max-height: 760px; transform: none; opacity: .75; }
  .hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(3) { border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, .14); }
  .gallery img { width: 260px; height: 170px; }
  .flow li { display: grid; grid-template-columns: 62px minmax(0, 1fr); padding-bottom: 20px; }
  .flow b { grid-row: 1 / span 2; margin-bottom: 0; }
  .flow li { grid-template-columns: 70px minmax(0, 1fr); }
  .doc-grid li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .timeline { border-top: 0; border-left: 1px solid var(--ink); }
  .timeline li { padding: 0 0 26px 22px; }
  .timeline li::before { left: -5px; top: 8px; }
  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
  .product-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  :root { --header: 64px; }
  html { scroll-padding-top: 76px; }
  body { font-size: 15.5px; }
  .brand-text small { display: none; }
  .brand-text b { font-size: 15.5px; }
  .logo-mark { width: 28px; height: 28px; }
  .header-row { gap: 6px; }
  .header-contact { display: none; }
  .header-actions { gap: 0; }
  .icon-btn { width: 38px; }
  .lang-trigger { padding: 0 3px; font-size: 12.5px; }
  .lang-trigger svg { width: 15px; height: 15px; }
  .hero-title { font-size: clamp(40px, 12vw, 56px); }
  .rotator { display: block; min-width: 0; margin-left: 0; }
  .hero-actions .btn { flex: 1 1 100%; }
  .icon-label { display: none; }
  .cat-cards, .why-grid { grid-template-columns: minmax(0, 1fr); }
  .why-feature { min-height: 320px; }
  .stat { padding: 12px 14px; }
  .stat span { font-size: 12px; }
  .why-icon { margin-bottom: 18px; }
  .product-grid, .product-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 10px; }
  .product-body { padding-right: 0; padding-bottom: 50px; }
  .search-field, .search-field:focus-within { flex-basis: 100%; max-width: none; margin-left: 0; }
  .filter-chip { padding: 0 14px; font-size: 14px; }
  .found { text-align: left; }
  .buy-box { grid-template-columns: minmax(0, 1fr); }
  .form-row, .form-actions { grid-template-columns: minmax(0, 1fr); }
  .service-grid, .step-grid { grid-template-columns: minmax(0, 1fr); }
  .service-grid li + li, .step-grid li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .service-grid b, .step-grid b { margin-bottom: 10px; }
  .list-items li { grid-template-columns: 44px minmax(0, 1fr) 72px 30px; gap: 8px; }
  .list-items img { width: 44px; height: 34px; }
  .footer-legal a { margin-left: 0; }
  .draft-chip { max-width: 44px; overflow: hidden; white-space: nowrap; }
  .stack { border-radius: 22px 22px 0 0; }
  .section-dark, .cta-band { border-radius: 20px; }
  .cta-band { border-radius: 20px 20px 0 0; }
}

@media (max-width: 760px) {
  .page-hero.model-on::after { background: linear-gradient(180deg, rgba(10, 11, 13, .5) 0%, rgba(10, 11, 13, 0) 28%, rgba(10, 11, 13, .9) 76%); }
  .showcase { height: 360vh; }
  .showcase-sticky::after { background: linear-gradient(180deg, rgba(10, 11, 13, .62) 0%, rgba(10, 11, 13, 0) 24%, rgba(10, 11, 13, 0) 44%, rgba(10, 11, 13, .95) 74%); }
  .showcase-ui { padding-top: 76px; padding-bottom: 14px; }
  .showcase-panel { top: auto; bottom: 6px; width: 100%; transform: translateY(16px); }
  .showcase-panel.on { transform: none; }
  .showcase-panel h3 { font-size: 38px; }
  .showcase-panel p { margin: 6px 0 10px; font-size: 15px; }
  .showcase-items { gap: 4px 14px; margin-bottom: 12px; }
  .showcase-items a { font-size: 14px; }
  .showcase-tabs { justify-content: space-between; gap: 8px; }
  .showcase-tabs button { font-size: 13px; }
}

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