/* ==========================================================================
   LiSync 利行智能 — 静态复现版样式
   配色取自原站：工业蓝 #1E3A5F / 正文 #1E293B / 强调红 #DC2626 / 链接蓝 #2563EB
   纯静态、零外部依赖。
   ========================================================================== */

:root {
  --navy: #1e3a5f;
  --navy-dark: #16304f;
  --ink: #1e293b;
  --muted: #64748b;
  --line: #e5e7eb;
  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --accent: #2563eb;
  --cta: #dc2626;
  --cta-dark: #b91c1c;
  --trust: #059669;
  --radius: 8px;
  --maxw: 1200px;
  --header-h: 68px;
  --shadow: 0 10px 30px -12px rgba(30, 41, 59, 0.18);
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

* , *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.3; color: var(--ink); }
p { margin: 0; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
::selection { background: var(--navy); color: #fff; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 6px; }

/* ---------- layout ---------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section--alt { background: var(--bg-alt); }
section[id] { scroll-margin-top: calc(var(--header-h) + 16px); }

.section-head { max-width: 760px; margin: 0 auto 52px; text-align: center; }
.section-head h2 { font-size: 36px; font-weight: 700; margin-bottom: 14px; }
.section-head p { color: var(--muted); font-size: 17px; }
.section-head--left { margin-left: 0; text-align: left; }

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 48px; padding: 0 26px;
  border-radius: var(--radius);
  font-size: 15px; font-weight: 600;
  transition: all .2s ease; white-space: nowrap;
}
.btn--primary { background: var(--cta); color: #fff; }
.btn--primary:hover { background: var(--cta-dark); transform: translateY(-1px); }
.btn--navy { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--navy-dark); transform: translateY(-1px); }
.btn--ghost { border: 1px solid var(--line); color: var(--ink); background: #fff; }
.btn--ghost:hover { border-color: var(--navy); color: var(--navy); }
.btn--sm { height: 40px; padding: 0 18px; font-size: 14px; }
.btn svg { width: 16px; height: 16px; }

.link-more {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--accent); font-size: 14.5px; font-weight: 500;
}
.link-more svg { width: 14px; height: 14px; transition: transform .2s ease; }
.link-more:hover svg { transform: translateX(4px); }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 90;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header.is-scrolled { box-shadow: 0 8px 24px -18px rgba(15, 23, 42, .35); }
.header-inner { height: var(--header-h); display: flex; align-items: center; gap: 24px; }

.brand { display: flex; align-items: center; gap: 11px; flex: none; }
.brand__mark { width: 36px; height: 36px; }
.brand__text { line-height: 1.2; }
.brand__cn { display: block; font-size: 16.5px; font-weight: 700; color: var(--navy); }
.brand__en { display: block; font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }

.nav { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.nav a {
  padding: 9px 14px; border-radius: var(--radius);
  font-size: 15px; font-weight: 500; color: var(--ink);
  transition: color .18s ease, background .18s ease;
}
.nav a:hover { color: var(--navy); background: var(--bg-alt); }
.nav a.is-active { color: var(--navy); font-weight: 600; }

.header-actions { display: flex; align-items: center; gap: 12px; flex: none; }
.header-phone { display: flex; flex-direction: column; line-height: 1.25; text-align: right; }
.header-phone b { font-size: 15.5px; color: var(--cta); }
.header-phone span { font-size: 11.5px; color: var(--muted); }

.nav-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: var(--radius); position: relative; }
.nav-toggle span { position: absolute; left: 11px; right: 11px; height: 2px; background: var(--ink); transition: transform .22s ease, opacity .16s ease; }
.nav-toggle span:nth-child(1) { top: 14px; }
.nav-toggle span:nth-child(2) { top: 20px; }
.nav-toggle span:nth-child(3) { top: 26px; }
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero { position: relative; color: #fff; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(22, 48, 79, .96) 8%, rgba(30, 58, 95, .88) 46%, rgba(30, 58, 95, .45) 100%);
}
.hero__inner { position: relative; z-index: 2; padding: 108px 0 96px; max-width: 720px; }
.hero__slogan-en {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 13px; letter-spacing: .16em; text-transform: uppercase;
  color: #cfe0f2; margin-bottom: 22px;
}
.hero__slogan-en::before { content: ""; width: 26px; height: 2px; background: #fff; opacity: .7; }
.hero h1 { font-size: clamp(32px, 4.6vw, 54px); font-weight: 700; color: #fff; margin-bottom: 20px; }
.hero p { font-size: clamp(15.5px, 1.5vw, 19px); color: #dbe7f3; max-width: 600px; }
.hero__cta { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
.hero .btn--primary { background: var(--cta); }
.hero .btn--ghost { border-color: rgba(255, 255, 255, .4); background: transparent; color: #fff; }
.hero .btn--ghost:hover { border-color: #fff; background: rgba(255, 255, 255, .1); color: #fff; }

.hero__stats {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0 0 72px;
}
.hero__stats > div { background: rgba(22, 48, 79, .55); backdrop-filter: blur(6px); padding: 22px 24px; }
.hero__stats b { display: block; font-size: 32px; font-weight: 700; line-height: 1.15; color: #fff; }
.hero__stats b i { font-style: normal; color: #fca5a5; font-size: 20px; }
.hero__stats span { display: block; font-size: 13.5px; color: #c3d5e8; margin-top: 4px; }

/* ---------- cards ---------- */
.grid { display: grid; gap: 24px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 26px; transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #d7dee8; }
.card h3 { font-size: 19px; font-weight: 600; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 14.5px; }

.card__icon {
  width: 46px; height: 46px; border-radius: 10px;
  background: #eef4fb; color: var(--navy);
  display: grid; place-items: center; margin-bottom: 18px;
}
.card__icon svg { width: 24px; height: 24px; }
.card__link { margin-top: 16px; }

/* product / case / news card */
.pcard {
  display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform .22s ease, box-shadow .22s ease;
}
.pcard:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.pcard__media { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: var(--bg-alt); }
.pcard__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.pcard:hover .pcard__media img { transform: scale(1.05); }
.pcard__tag {
  position: absolute; top: 12px; left: 12px;
  padding: 4px 10px; border-radius: 6px;
  background: rgba(30, 58, 95, .92); color: #fff;
  font-size: 12px; font-weight: 500;
}
.pcard__tag--red { background: rgba(220, 38, 38, .92); }
.pcard__body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.pcard__body h3 { font-size: 17.5px; font-weight: 600; margin-bottom: 8px; }
.pcard__body h3 a:hover { color: var(--navy); }
.pcard__body > p { color: var(--muted); font-size: 14px; flex: 1; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.tags li {
  font-size: 12px; color: var(--muted);
  background: var(--bg-alt); border: 1px solid var(--line);
  border-radius: 999px; padding: 3px 10px;
}
.pcard__foot { margin-top: 16px; }

.metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 16px; }
.metrics div { background: var(--bg-alt); border-radius: 6px; padding: 12px 14px; }
.metrics b { display: block; font-size: 17px; color: var(--navy); font-weight: 700; line-height: 1.3; }
.metrics span { display: block; font-size: 12px; color: var(--muted); margin-top: 2px; }

/* news card */
.ncard { display: grid; grid-template-columns: 220px 1fr; gap: 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: box-shadow .22s ease, transform .22s ease; }
.ncard:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.ncard__media { aspect-ratio: 3 / 2; overflow: hidden; background: var(--bg-alt); }
.ncard__media img { width: 100%; height: 100%; object-fit: cover; }
.ncard__body { padding: 22px 24px 22px 0; display: flex; flex-direction: column; }
.ncard__meta { display: flex; align-items: center; gap: 12px; font-size: 12.5px; color: var(--muted); margin-bottom: 8px; }
.ncard__meta .cat { color: var(--accent); font-weight: 600; }
.ncard__body h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.ncard__body h3 a:hover { color: var(--navy); }
.ncard__body p { color: var(--muted); font-size: 14px; flex: 1; }

/* filter tabs */
.tabs { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 40px; }
.tabs button {
  padding: 9px 20px; border-radius: 999px;
  border: 1px solid var(--line); background: #fff;
  font-size: 14.5px; color: var(--muted);
  transition: all .18s ease;
}
.tabs button:hover { border-color: var(--navy); color: var(--navy); }
.tabs button.is-on { background: var(--navy); border-color: var(--navy); color: #fff; font-weight: 600; }

/* ---------- stats / split ---------- */
.stats-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.stats-strip > div { padding: 28px 24px; border-right: 1px solid var(--line); }
.stats-strip > div:last-child { border-right: 0; }
.stats-strip b { display: block; font-size: 34px; font-weight: 700; color: var(--navy); line-height: 1.15; }
.stats-strip b i { font-style: normal; color: var(--cta); font-size: 22px; }
.stats-strip span { display: block; color: var(--muted); font-size: 13.5px; margin-top: 4px; }

.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px; align-items: center; }
.split__media { border-radius: 12px; overflow: hidden; border: 1px solid var(--line); background: var(--bg-alt); }
.split__media img { width: 100%; height: 100%; object-fit: cover; }

.motto-box { background: var(--bg-alt); border-left: 3px solid var(--navy); border-radius: 0 8px 8px 0; padding: 18px 22px; margin: 22px 0; }
.motto-box b { display: block; font-size: 13px; color: var(--navy); letter-spacing: .08em; margin-bottom: 4px; }
.motto-box p { font-size: 16px; font-weight: 600; }
.motto-box span { display: block; font-size: 13.5px; color: var(--muted); margin-top: 6px; }

.checklist { display: grid; gap: 12px; margin-top: 22px; }
.checklist li { display: grid; grid-template-columns: 20px 1fr; gap: 10px; font-size: 14.5px; color: var(--ink); }
.checklist svg { width: 20px; height: 20px; color: var(--trust); margin-top: 3px; }

/* ---------- timeline ---------- */
.timeline { position: relative; max-width: 760px; margin: 0 auto; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 5px; top: 6px; bottom: 6px; width: 2px; background: var(--line); }
.timeline li { position: relative; padding-bottom: 34px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: ""; position: absolute; left: -30px; top: 7px;
  width: 12px; height: 12px; border-radius: 50%;
  background: #fff; border: 3px solid var(--navy);
}
.timeline b { display: block; font-size: 15px; color: var(--navy); font-weight: 700; }
.timeline h3 { font-size: 16.5px; font-weight: 600; margin: 3px 0 4px; }
.timeline p { font-size: 14px; color: var(--muted); }

/* ---------- spec table ---------- */
.spec { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.spec th, .spec td { text-align: left; padding: 13px 18px; font-size: 14.5px; border-bottom: 1px solid var(--line); }
.spec tr:last-child th, .spec tr:last-child td { border-bottom: 0; }
.spec th { width: 40%; background: var(--bg-alt); color: var(--muted); font-weight: 500; }
.spec td { font-weight: 600; color: var(--ink); }

/* ---------- breadcrumb / page hero ---------- */
.page-hero { background: linear-gradient(120deg, var(--navy-dark), var(--navy)); color: #fff; padding: 60px 0 56px; }
.page-hero h1 { color: #fff; font-size: clamp(28px, 3.4vw, 40px); font-weight: 700; margin-bottom: 12px; }
.page-hero p { color: #c3d5e8; font-size: 16.5px; max-width: 680px; }
.crumb { font-size: 13px; color: #9db8d4; margin-bottom: 16px; }
.crumb a:hover { color: #fff; }
.crumb span { color: #fff; }
.crumb i { font-style: normal; margin: 0 7px; opacity: .6; }

/* ---------- mission cards / values ---------- */
.mission { border-top: 3px solid var(--navy); }
.mission .card p { font-size: 15px; }
.mission .card h3 { color: var(--navy); }

.values-band {
  background: linear-gradient(120deg, var(--navy-dark), var(--navy));
  color: #fff; border-radius: 12px; padding: 44px 40px; text-align: center;
}
.values-band h3 { color: #fff; font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 12px; }
.values-band p { color: #c3d5e8; max-width: 640px; margin: 0 auto; font-size: 15.5px; }
.values-band .en { margin-top: 16px; font-size: 12.5px; letter-spacing: .18em; text-transform: uppercase; color: #8fb0d1; }

/* ---------- contact ---------- */
.info-card { display: grid; grid-template-columns: 46px 1fr; gap: 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.info-card__icon { width: 46px; height: 46px; border-radius: 10px; background: #eef4fb; color: var(--navy); display: grid; place-items: center; }
.info-card__icon svg { width: 22px; height: 22px; }
.info-card b { display: block; font-size: 13px; color: var(--muted); font-weight: 500; margin-bottom: 4px; }
.info-card strong { display: block; font-size: 17.5px; color: var(--ink); font-weight: 700; }
.info-card strong a:hover { color: var(--navy); }
.info-card span { display: block; font-size: 13px; color: var(--muted); margin-top: 4px; }

.form { display: grid; gap: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; }
.field { display: grid; gap: 7px; }
.field label { font-size: 14px; font-weight: 600; color: var(--ink); }
.field label i { font-style: normal; color: var(--cta); }
.field input, .field textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 6px;
  padding: 12px 14px; font-family: inherit; font-size: 14.5px; color: var(--ink);
  background: #fff; transition: border-color .18s ease, box-shadow .18s ease;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(30, 58, 95, .12); }
.field input.invalid, .field textarea.invalid { border-color: var(--cta); }
.field .err { font-size: 12.5px; color: var(--cta); display: none; }
.field.has-err .err { display: block; }
.form-success { display: none; background: #ecfdf5; border: 1px solid #a7f3d0; color: #065f46; border-radius: 6px; padding: 13px 16px; font-size: 14px; }
.form-success.show { display: block; }
.form-error { display: none; background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c; border-radius: 6px; padding: 13px 16px; font-size: 14px; }
.form-error.show { display: block; }
.field.hp { position: absolute; left: -9999px; top: -9999px; height: 0; overflow: hidden; }

.map-box { background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.map-box b { display: block; font-size: 15px; margin-bottom: 8px; }
.map-box p { color: var(--muted); font-size: 14.5px; }
.map-box .tip { margin-top: 10px; font-size: 13.5px; color: var(--navy); }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--navy-dark), var(--navy)); color: #fff; padding: 68px 0; }
.cta-band__inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; font-size: clamp(24px, 2.8vw, 32px); margin-bottom: 10px; }
.cta-band p { color: #c3d5e8; font-size: 15.5px; max-width: 560px; }
.cta-band__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.cta-band .btn--ghost { border-color: rgba(255, 255, 255, .4); background: transparent; color: #fff; }
.cta-band .btn--ghost:hover { border-color: #fff; background: rgba(255, 255, 255, .1); }

/* ---------- partners ---------- */
.partners { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; }
.partners > div {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 14px; text-align: center; transition: box-shadow .2s ease, transform .2s ease;
}
.partners > div:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.partners b { display: block; font-size: 15.5px; color: var(--ink); font-weight: 600; }
.partners span { display: block; font-size: 12px; color: var(--muted); margin-top: 3px; }

/* ---------- article ---------- */
.article { max-width: 800px; margin: 0 auto; }
.article__meta { display: flex; gap: 14px; align-items: center; font-size: 13.5px; color: var(--muted); margin-bottom: 18px; }
.article__meta .cat { color: var(--accent); font-weight: 600; }
.article__cover { border-radius: 12px; overflow: hidden; border: 1px solid var(--line); margin-bottom: 30px; }
.article__cover img { width: 100%; }
.article__body p { margin-bottom: 20px; font-size: 16.5px; line-height: 1.9; color: #334155; }
.article__body h2 { font-size: 24px; font-weight: 600; margin: 34px 0 14px; }
.article__body h3 { font-size: 19px; font-weight: 600; margin: 28px 0 12px; }

/* ---------- footer ---------- */
.site-footer { background: var(--navy-dark); color: #c3d5e8; padding: 62px 0 0; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 44px; padding-bottom: 46px; }
.site-footer h4 { color: #fff; font-size: 14px; font-weight: 600; letter-spacing: .06em; margin-bottom: 18px; }
.footer-brand .brand__cn { color: #fff; }
.footer-brand .brand__en { color: #8fb0d1; }
.footer-brand p { font-size: 13.8px; line-height: 1.85; margin-top: 16px; max-width: 330px; }
.footer-slogan { margin-top: 16px; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: #8fb0d1; }
.footer-links { display: grid; gap: 10px; }
.footer-links a { font-size: 14px; color: #c3d5e8; transition: color .16s ease; }
.footer-links a:hover { color: #fff; }
.footer-contact { display: grid; gap: 11px; font-size: 14px; }
.footer-contact b { color: #fff; font-weight: 600; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .14); padding: 20px 0 26px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: 12.8px; color: #8fb0d1; }
.footer-bottom a:hover { color: #fff; }

/* ---------- misc ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s cubic-bezier(.22,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

.totop {
  position: fixed; right: 22px; bottom: 22px; width: 44px; height: 44px;
  border-radius: var(--radius); background: #fff; border: 1px solid var(--line);
  display: grid; place-items: center; box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(8px); transition: all .22s ease; z-index: 80;
}
.totop.show { opacity: 1; visibility: visible; transform: none; }
.totop:hover { border-color: var(--navy); color: var(--navy); }
.totop svg { width: 17px; height: 17px; }

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .section { padding: 72px 0; }
  .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .partners { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px; }
  .hero__inner { padding: 84px 0 72px; }
  .stats-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats-strip > div:nth-child(2n) { border-right: 0; }
  .stats-strip > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .header-phone { display: none; }
}

@media (max-width: 1080px) {
  .nav {
    position: fixed; inset: var(--header-h) 0 0 auto; width: min(340px, 86vw);
    background: #fff; border-left: 1px solid var(--line);
    flex-direction: column; align-items: stretch; gap: 0; padding: 18px;
    transform: translateX(100%); transition: transform .28s cubic-bezier(.3,.7,.3,1);
    box-shadow: -20px 0 50px -30px rgba(15,23,42,.4);
  }
  body.nav-open .nav { transform: none; }
  .nav a { padding: 14px 12px; border-bottom: 1px solid var(--bg-alt); border-radius: 0; font-size: 16px; }
  .nav-toggle { display: block; margin-left: auto; }
  .header-actions { margin-left: 0; }
  .header-actions .btn { display: none; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .g3, .g2 { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .section-head h2 { font-size: 28px; }
  .section-head { margin-bottom: 38px; }
  .ncard { grid-template-columns: 1fr; }
  .ncard__body { padding: 0 22px 22px; }
  .hero__stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .values-band { padding: 34px 24px; }
  .partners { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .container { padding: 0 18px; }
  .g4 { grid-template-columns: 1fr; }
  .stats-strip { grid-template-columns: 1fr; }
  .stats-strip > div { border-right: 0; border-bottom: 1px solid var(--line); }
  .stats-strip > div:last-child { border-bottom: 0; }
  .hero__inner { padding: 64px 0 56px; }
  .hero__cta .btn { width: 100%; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .brand__en { display: none; }
}