@import url('/assets/phosphor.css');
:root {
  --ink: #101114;
  --muted: #5f636b;
  --paper: #ffffff;
  --soft: #f4f3f0;
  --line: #d8d7d3;
  --accent: #ff3b12;
  --accent-dark: #d92907;
  --blue: #155eef;
  --footer: #0d1720;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.68 Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid rgba(21,94,239,.35); outline-offset: 3px; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; background: var(--ink); color: white; padding: 10px 14px; }
.skip-link:focus { top: 16px; }
.wrap { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }
.nav { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid rgba(16,17,20,.1); background: rgba(255,255,255,.96); backdrop-filter: blur(14px); }
.nav-inner { min-height: 78px; display: flex; align-items: center; gap: 30px; }
.brand { display: inline-flex; align-items: baseline; gap: 7px; font-size: 22px; font-weight: 900; letter-spacing: -.03em; white-space: nowrap; }
.brand span { color: var(--accent); }
.navlinks { margin-left: auto; display: flex; align-items: center; gap: 30px; font-weight: 650; font-size: 14px; }
.navlinks a { padding: 8px 0; border-bottom: 2px solid transparent; }
.navlinks a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.phone { display: inline-flex; align-items: center; gap: 8px; color: var(--accent); font-weight: 850; white-space: nowrap; }
.phone::before { content: "☎"; font-size: 17px; }
.menu-toggle { display: none; margin-left: auto; border: 1px solid var(--ink); background: white; padding: 9px 12px; font: inherit; font-weight: 700; cursor: pointer; }
.hero { overflow: hidden; border-bottom: 1px solid var(--line); }
.home-hero { min-height: 600px; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr); align-items: stretch; }
.hero-copy { padding: 76px 48px 70px max(24px, calc((100vw - var(--max))/2)); display: flex; flex-direction: column; justify-content: center; }
.hero-visual { min-height: 600px; background: #f3f3f1 url('/assets/hero-industrial-colorfun.png') center/cover no-repeat; }
.eyebrow { color: var(--accent); font-weight: 800; letter-spacing: .04em; margin-bottom: 18px; }
.hero h1 { max-width: 760px; margin: 0 0 24px; font-size: clamp(42px, 5.5vw, 76px); line-height: 1.08; letter-spacing: -.055em; font-weight: 950; }
.hero .lead { max-width: 690px; margin: 0; color: var(--muted); font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 28px; margin-top: 34px; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: 10px; padding: 0 24px; border: 1px solid var(--ink); background: white; font-weight: 800; transition: .2s ease; }
.button:hover { transform: translateY(-2px); box-shadow: 0 8px 0 rgba(16,17,20,.12); }
.button-primary { background: var(--accent); border-color: var(--accent); color: white; }
.button-primary:hover { background: var(--accent-dark); }
.hero-points { display: flex; flex-wrap: wrap; gap: 12px 22px; margin-top: 30px; color: #35373c; font-size: 14px; font-weight: 650; }
.hero-points span::before { content: "✓"; color: var(--accent); margin-right: 8px; font-weight: 900; }
.page-hero, .hero:not(.home-hero) { padding: 72px 0 62px; background: var(--soft); }
.page-hero h1, .hero:not(.home-hero) h1 { font-size: clamp(38px,5vw,64px); }
.crumb { margin-bottom: 18px; color: var(--muted); font-size: 14px; }
.crumb a { color: var(--accent); }
.section { padding: 82px 0; }
.section-soft { background: var(--soft); }
.section-dark { background: var(--footer); color: white; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 34px; padding-bottom: 16px; border-bottom: 2px solid var(--ink); }
.section-dark .section-heading { border-bottom-color: rgba(255,255,255,.3); }
.section h2 { margin: 0; font-size: clamp(30px,4vw,46px); line-height: 1.15; letter-spacing: -.035em; }
.section-kicker { color: var(--accent); font-weight: 850; }
.service-list { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.service-row { position: relative; min-height: 300px; padding: 34px 28px; border-right: 1px solid var(--line); }
.service-row:last-child { border-right: 0; }
.service-row:hover .service-arrow { transform: translateX(5px); color: var(--accent); }
.service-index { position: absolute; right: 22px; top: 22px; color: var(--accent); font-weight: 900; }
.service-icon { display: block; margin-bottom: 28px; color: var(--ink); font-size: 54px; }
.service-row h3 { margin: 0 0 12px; font-size: 22px; }
.service-row p { margin: 0; color: var(--muted); font-size: 14px; }
.service-arrow { position: absolute; left: 28px; bottom: 22px; color: var(--accent); font-size: 24px; transition: .2s ease; }
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.case-card { border: 1px solid var(--line); background: white; }
.case-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; border-bottom: 1px solid var(--line); }
.case-card-copy { padding: 20px; }
.case-card h3 { margin: 0 0 8px; font-size: 18px; line-height: 1.35; }
.case-card p { margin: 0; color: var(--muted); font-size: 14px; }
.case-card:hover { border-color: var(--accent); }
.process { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.process-step { min-height: 210px; padding: 26px 24px; border-right: 1px solid var(--line); }
.process-step:last-child { border-right: 0; }
.process-num { color: var(--accent); font-weight: 950; font-size: 22px; }
.process-step h3 { margin: 16px 0 8px; font-size: 19px; }
.process-step p { margin: 0; color: var(--muted); font-size: 14px; }
.city-panel { display: grid; grid-template-columns: 1fr auto; gap: 34px; align-items: end; }
.city-panel h2 { max-width: 760px; }
.city-count { color: var(--accent); }
.city-search { display: flex; max-width: 720px; margin-top: 28px; }
.city-search input { flex: 1; min-width: 0; height: 50px; padding: 0 18px; border: 1px solid #aaa; border-right: 0; background: white; color: var(--ink); font: inherit; }
.city-search button { height: 50px; border: 0; background: var(--ink); color: white; padding: 0 22px; font: inherit; font-weight: 800; cursor: pointer; }
.city-search button:hover { background: var(--accent); }
.hot-cities { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 22px; font-size: 14px; }
.hot-cities a:hover { color: var(--accent); }
.grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(230px,1fr)); gap: 14px; }
.card { display: block; padding: 22px; border: 1px solid var(--line); background: white; color: var(--ink); }
.card:hover { border-color: var(--accent); }
.card h3 { margin: 0 0 8px; font-size: 20px; }
.card p, .muted { color: var(--muted); }
.facts { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.pill { border: 1px solid var(--line); padding: 6px 12px; color: var(--muted); font-size: 14px; }
.notice { border-left: 4px solid var(--accent); background: #fff4f0; padding: 18px 20px; color: #4e403b; }
.contact-band { display: grid; grid-template-columns: 1.2fr .8fr; gap: 42px; align-items: center; }
.contact-band h2 { max-width: 650px; }
.contact-details { display: grid; gap: 9px; color: #d8dde2; }
.contact-details strong { color: white; }
.footer { background: var(--footer); color: #cad0d5; padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .7fr .7fr 1.1fr; gap: 42px; }
.footer-brand { color: white; font-size: 24px; font-weight: 900; }
.footer-brand span { color: var(--accent); }
.footer h3 { margin: 0 0 14px; color: white; font-size: 15px; }
.footer p { margin: 9px 0; color: #9fa8b0; font-size: 14px; }
.footer a:hover { color: white; }
.footer-meta { display: flex; justify-content: space-between; gap: 20px; margin-top: 42px; padding-top: 20px; border-top: 1px solid #34404a; color: #89939b; font-size: 13px; }
@media (max-width: 980px) {
  .home-hero { grid-template-columns: 1fr; }
  .hero-copy { padding: 64px max(24px, calc((100vw - var(--max))/2)); }
  .hero-visual { min-height: 360px; background-position: 62% center; }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .service-list { grid-template-columns: repeat(2, 1fr); }
  .service-row:nth-child(2) { border-right: 0; }
  .service-row:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .process-step { border-bottom: 1px solid var(--line); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .wrap { width: min(100% - 32px, var(--max)); }
  .nav-inner { min-height: 66px; }
  .navlinks { display: none; position: absolute; top: 66px; left: 0; right: 0; margin: 0; padding: 18px 20px; flex-direction: column; align-items: flex-start; gap: 10px; background: white; border-bottom: 1px solid var(--line); }
  .navlinks.is-open { display: flex; }
  .nav-phone { display: none; }
  .menu-toggle { display: block; }
  .hero-copy { padding: 56px 20px 50px; }
  .hero h1 { font-size: clamp(40px,13vw,58px); }
  .home-hero { min-height: auto; }
  .hero-visual { min-height: 240px; }
  .section { padding: 60px 0; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .service-list { grid-template-columns: 1fr; }
  .service-row, .service-row:nth-child(2) { min-height: 250px; border-right: 0; border-bottom: 1px solid var(--line); }
  .service-row:last-child { border-bottom: 0; }
  .case-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .process-step { min-height: 0; border-right: 0; }
  .city-panel, .contact-band { grid-template-columns: 1fr; }
  .city-search { flex-direction: column; gap: 8px; }
  .city-search input { border-right: 1px solid #aaa; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-meta { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}