/* ===========================================================
   扬俅商贸 - Skeleton B · 暖橙商贸 / 经典企业多页
   完全独立的设计 token，与 zzpinque.com 不复用任何样式
   =========================================================== */
:root {
  --primary: #c5430b;
  --primary-deep: #9c3308;
  --primary-soft: #fdeede;
  --accent: #f29250;
  --warn: #d4a017;
  --bg: #fbf7f1;
  --bg-2: #f5ecd9;
  --bg-3: #efe3c8;
  --bg-dark: #2a1810;
  --bg-dark-2: #3a2618;
  --ink: #2c1d12;
  --ink-2: #4a3a2e;
  --ink-3: #6a5847;
  --muted: #7a6957;
  --mute-2: #a39482;
  --line: #e8dcc8;
  --line-soft: #f0e8d8;
  --line-dark: #5a4838;
  --ff-serif: "Source Han Serif SC", "Noto Serif SC", "SimSun", "宋体", "Georgia", serif;
  --ff-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --max-w: 1240px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--ff-sans);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color .15s; }
a:hover { color: var(--primary-deep); }
h1, h2, h3, h4 { font-family: var(--ff-serif); font-weight: 600; color: var(--ink); line-height: 1.3; }
h1 { font-size: clamp(28px, 4vw, 44px); }
h2 { font-size: clamp(24px, 3vw, 34px); }
h3 { font-size: 19px; }
p { color: var(--muted); }

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.sec { padding: clamp(56px, 7vw, 88px) 0; }
.sec-tight { padding: clamp(40px, 5vw, 64px) 0; }
.sec-bg { background: var(--bg-2); }
.sec-dark { background: var(--bg-dark); color: #f0e8d8; }
.sec-dark p { color: #c8b9a3; }
.sec-dark h2, .sec-dark h3, .sec-dark h4 { color: #f5ecd9; }

/* ===========================================================
   Top bar (深咖窄条)
   =========================================================== */
.topbar {
  background: var(--bg-dark);
  color: #c8b9a3;
  font-size: 12.5px;
  letter-spacing: .04em;
  padding: 8px 0;
  border-bottom: 1px solid var(--line-dark);
}
.topbar .wrap { display: flex; justify-content: space-between; align-items: center; }
.topbar .left { display: flex; gap: 20px; }
.topbar .left span { display: inline-flex; align-items: center; gap: 6px; }
.topbar .left b { color: var(--accent); font-weight: 600; }
.topbar .right { display: flex; gap: 22px; }
.topbar .right a { color: #d8c9b0; }
.topbar .right a:hover { color: #fff; }

/* ===========================================================
   Main header (logo + nav)
   =========================================================== */
.header {
  background: #fff;
  border-bottom: 3px solid var(--primary);
  position: sticky; top: 0; z-index: 30;
}
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); }
.brand-logo {
  width: 46px; height: 46px;
  background: var(--primary); color: #fff;
  font-family: var(--ff-serif); font-size: 22px; font-weight: 700;
  display: grid; place-items: center;
  position: relative;
}
.brand-logo::before {
  content: ""; position: absolute; inset: 3px;
  border: 1px solid rgba(255,255,255,.55);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text .cn { font-family: var(--ff-serif); font-size: 19px; font-weight: 700; letter-spacing: .04em; }
.brand-text .en { font-size: 11px; color: var(--muted); letter-spacing: .22em; text-transform: uppercase; margin-top: 3px; }

.menu { display: flex; gap: 4px; list-style: none; align-items: center; }
.menu a {
  display: block; padding: 10px 18px; color: var(--ink-2);
  font-size: 14.5px; font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.menu a:hover, .menu a.active { color: var(--primary); border-bottom-color: var(--primary); }

.cta-call { display: flex; align-items: center; gap: 10px; padding-left: 18px; border-left: 1px solid var(--line); }
.cta-call .ic {
  width: 38px; height: 38px;
  background: var(--primary-soft); color: var(--primary);
  display: grid; place-items: center; font-size: 18px;
  border-radius: 2px;
}
.cta-call .info { display: flex; flex-direction: column; line-height: 1.2; }
.cta-call .label { font-size: 11px; color: var(--muted); }
.cta-call .num { font-family: var(--ff-serif); font-size: 17px; font-weight: 700; color: var(--ink); letter-spacing: .02em; }

.toggle {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  background: #fff;
  flex-direction: column; justify-content: center; align-items: center; gap: 4px;
  cursor: pointer;
}
.toggle span { width: 18px; height: 2px; background: var(--ink); display: block; }

/* ===========================================================
   Hero - 左右分屏 + 切角矩形 + 装饰图块
   =========================================================== */
.hero {
  position: relative;
  background: var(--bg);
  padding: clamp(56px, 7vw, 84px) 0 0;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; top: 0; right: 0;
  width: 50%; height: 100%;
  background: var(--bg-3);
  z-index: 0;
}
.hero .wrap { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; min-height: 480px; padding-bottom: 60px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12.5px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--primary); font-weight: 700;
  margin-bottom: 22px;
}
.hero-eyebrow::before {
  content: ""; width: 32px; height: 2px; background: var(--primary);
}
.hero h1 {
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.2; margin-bottom: 22px;
  letter-spacing: .01em;
}
.hero h1 .stamp {
  display: inline-block;
  background: var(--primary); color: #fff;
  padding: 0 12px;
  font-size: .82em;
  position: relative;
  margin-right: 4px;
}
.hero .lead { font-size: 16.5px; line-height: 1.85; color: var(--ink-2); margin-bottom: 30px; max-width: 480px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* 切角装饰矩形 */
.hero-visual {
  position: relative;
  height: 420px;
}
.hv-block {
  position: absolute;
  background: var(--primary);
  color: #fff;
  font-family: var(--ff-serif);
}
.hv-block-1 {
  top: 0; left: 30px;
  width: 220px; height: 280px;
  background: var(--primary);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
  padding: 30px 24px;
}
.hv-block-1 .badge { font-size: 12px; letter-spacing: .14em; opacity: .8; }
.hv-block-1 .big { font-size: 60px; line-height: 1; margin: 10px 0 8px; font-weight: 700; }
.hv-block-1 .desc { font-family: var(--ff-sans); font-size: 13.5px; color: rgba(255,255,255,.85); line-height: 1.6; }

.hv-block-2 {
  top: 80px; right: 0;
  width: 220px; height: 220px;
  background: var(--bg-dark);
  padding: 26px 22px;
  display: flex; flex-direction: column; justify-content: space-between;
}
.hv-block-2 .label { font-size: 12px; color: var(--accent); letter-spacing: .14em; font-family: var(--ff-sans); }
.hv-block-2 .quote { font-size: 17px; line-height: 1.5; color: #f0e8d8; }
.hv-block-2 .sig { font-size: 12px; color: #a39482; font-family: var(--ff-sans); }

.hv-block-3 {
  bottom: 0; left: 130px;
  width: 200px; padding: 18px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--primary);
  font-family: var(--ff-sans);
}
.hv-block-3 .y { font-family: var(--ff-serif); font-size: 28px; color: var(--primary); font-weight: 700; }
.hv-block-3 .t { font-size: 13.5px; color: var(--ink-2); margin-top: 4px; }
.hv-block-3 .s { font-size: 11.5px; color: var(--mute-2); margin-top: 6px; letter-spacing: .04em; }

/* 按钮（不是圆角，是直角 + 小斜切） */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 48px; padding: 0 28px;
  font-family: var(--ff-sans); font-size: 14.5px; font-weight: 600;
  border: 2px solid var(--ink);
  background: var(--ink); color: #fff;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .15s;
  position: relative;
  letter-spacing: .04em;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-deep); border-color: var(--primary-deep); color: #fff; }
.btn-line { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-line:hover { background: var(--ink); color: #fff; }
.btn-on-dark { background: var(--accent); border-color: var(--accent); color: var(--bg-dark); }
.btn-on-dark:hover { background: #ffac6e; border-color: #ffac6e; color: var(--bg-dark); }

/* ===========================================================
   Section heading
   =========================================================== */
.head-block { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 44px; gap: 40px; flex-wrap: wrap; }
.head-block .left .kicker {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: 12px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--primary); font-weight: 700;
  padding-left: 16px; position: relative;
}
.head-block .left .kicker::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 8px; height: 8px; background: var(--primary);
}
.head-block .left h2 { margin-top: 14px; max-width: 600px; }
.head-block .right { font-size: 14.5px; color: var(--muted); max-width: 360px; line-height: 1.8; }

/* ===========================================================
   Categories - 4 列直角卡片 + 顶部色条
   =========================================================== */
.cats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.cat {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--primary);
  padding: 32px 26px;
  position: relative;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.cat:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(44,29,18,.08); }
.cat:nth-child(2) { border-top-color: var(--accent); }
.cat:nth-child(3) { border-top-color: var(--warn); }
.cat:nth-child(4) { border-top-color: #6b8e23; }
.cat .ic {
  width: 52px; height: 52px;
  background: var(--bg-2);
  display: grid; place-items: center;
  font-size: 22px; color: var(--primary);
  margin-bottom: 18px;
  font-family: var(--ff-serif);
}
.cat:nth-child(2) .ic { color: var(--accent); }
.cat:nth-child(3) .ic { color: var(--warn); }
.cat:nth-child(4) .ic { color: #6b8e23; }
.cat h3 { font-size: 18px; margin-bottom: 10px; }
.cat p { font-size: 13.5px; line-height: 1.7; color: var(--muted); }
.cat .arrow {
  margin-top: 18px;
  font-size: 13px; color: var(--primary); font-weight: 600;
  letter-spacing: .04em;
}

/* ===========================================================
   Strengths - 横排带分隔线
   =========================================================== */
.strengths {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}
.strength {
  padding: 36px 28px;
  border-right: 1px solid var(--line-dark);
}
.strength:last-child { border-right: 0; }
.strength .n {
  font-family: var(--ff-serif);
  font-size: 48px; color: var(--accent);
  font-weight: 700; letter-spacing: -.02em;
  line-height: 1;
}
.strength .n .u { font-size: .5em; color: #c8b9a3; margin-left: 4px; }
.strength .t { color: #f0e8d8; font-family: var(--ff-serif); font-size: 17px; margin-top: 14px; }
.strength .d { color: #a39482; font-size: 13px; line-height: 1.6; margin-top: 6px; }

/* ===========================================================
   Process - 横向箭头时间线
   =========================================================== */
.process {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 0;
  background: #fff; border: 1px solid var(--line);
}
.proc {
  padding: 28px 22px;
  position: relative;
  border-right: 1px dashed var(--line);
}
.proc:last-child { border-right: 0; }
.proc::after {
  content: ""; position: absolute;
  right: -8px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px;
  background: var(--primary);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  z-index: 1;
}
.proc:last-child::after { display: none; }
.proc .idx {
  font-family: var(--ff-serif); font-size: 13px;
  letter-spacing: .14em; color: var(--primary); font-weight: 700;
}
.proc h4 { font-size: 17px; margin: 10px 0 8px; }
.proc p { font-size: 13px; line-height: 1.65; color: var(--muted); }

/* ===========================================================
   News mixed - 1 大 + 2 小 不对称
   =========================================================== */
.news-mix { display: grid; grid-template-columns: 1.4fr 1fr; gap: 28px; }
.news-big {
  background: #fff; border: 1px solid var(--line);
  padding: 36px; position: relative;
  transition: box-shadow .2s, transform .2s;
}
.news-big:hover { box-shadow: 0 14px 36px rgba(44,29,18,.1); transform: translateY(-2px); }
.news-big .tag {
  display: inline-block;
  background: var(--primary); color: #fff;
  font-size: 12px; letter-spacing: .14em;
  padding: 4px 12px; font-weight: 600;
  margin-bottom: 18px;
}
.news-big h3 { font-size: 24px; margin-bottom: 12px; line-height: 1.4; }
.news-big p { font-size: 14.5px; line-height: 1.8; margin-bottom: 22px; color: var(--ink-3); }
.news-big .meta { font-size: 12.5px; color: var(--muted); display: flex; gap: 18px; }
.news-big .meta span { display: inline-flex; align-items: center; gap: 6px; }

.news-list { display: flex; flex-direction: column; gap: 18px; }
.news-it {
  background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--primary);
  padding: 22px 26px;
  transition: border-color .15s, transform .15s;
}
.news-it:hover { border-left-color: var(--accent); transform: translateX(4px); }
.news-it .date { font-family: var(--ff-serif); font-size: 13px; color: var(--primary); font-weight: 700; }
.news-it h4 { font-size: 16px; margin: 6px 0 6px; line-height: 1.5; }
.news-it p { font-size: 13px; color: var(--muted); line-height: 1.65; }

/* ===========================================================
   CTA stripe
   =========================================================== */
.cta-stripe {
  background: var(--primary);
  color: #fff;
  padding: 44px 0;
  position: relative;
  overflow: hidden;
}
.cta-stripe::before {
  content: ""; position: absolute; inset: 0;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,.04) 0 10px, transparent 10px 30px);
  pointer-events: none;
}
.cta-stripe .wrap { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; position: relative; }
.cta-stripe h2 { color: #fff; font-size: 24px; margin-bottom: 4px; }
.cta-stripe p { color: rgba(255,255,255,.85); font-size: 14px; }
.cta-stripe .acts { display: flex; gap: 14px; flex-wrap: wrap; }

/* ===========================================================
   Footer (4 col)
   =========================================================== */
.foot {
  background: var(--bg-dark);
  color: #c8b9a3;
  padding: 56px 0 24px;
}
.foot a { color: #c8b9a3; }
.foot a:hover { color: #fff; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 36px; border-bottom: 1px solid var(--line-dark); }
.foot h5 { color: var(--accent); font-family: var(--ff-serif); font-size: 14px; letter-spacing: .14em; margin-bottom: 18px; text-transform: uppercase; }
.foot ul { list-style: none; }
.foot ul li { padding: 4px 0; font-size: 13.5px; }
.foot .about-p { font-size: 13.5px; line-height: 1.75; color: #a39482; margin-top: 14px; max-width: 320px; }
.foot .brand { color: #f0e8d8; }
.foot .brand .brand-text .cn { color: #f0e8d8; }
.foot .brand .brand-text .en { color: var(--accent); }
.foot-bottom {
  padding-top: 20px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 12.5px; color: #8a7866;
}

/* ===========================================================
   Inner page header
   =========================================================== */
.page-banner {
  background: var(--bg-3);
  padding: clamp(56px, 7vw, 84px) 0;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.page-banner::after {
  content: ""; position: absolute; bottom: -1px; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 50%, transparent 100%);
}
.page-banner .crumb { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.page-banner .crumb a { color: var(--ink-2); }
.page-banner h1 { font-size: clamp(28px, 3.5vw, 40px); margin-bottom: 10px; }
.page-banner .sub { font-size: 16px; color: var(--ink-2); max-width: 600px; line-height: 1.8; }

/* Prose for inner pages */
.prose { max-width: 760px; }
.prose h2 { margin: 36px 0 14px; font-size: 23px; padding-left: 14px; border-left: 4px solid var(--primary); }
.prose h3 { margin: 24px 0 10px; font-size: 17px; color: var(--ink); }
.prose p { color: var(--ink-2); font-size: 15px; line-height: 1.9; margin-bottom: 12px; }
.prose ul { list-style: none; margin: 8px 0 16px; }
.prose ul li { padding: 4px 0 4px 22px; position: relative; color: var(--ink-2); font-size: 14.5px; }
.prose ul li::before {
  content: "▸"; position: absolute; left: 0; top: 4px;
  color: var(--primary); font-size: 13px;
}

/* Services product list - rows */
.prod-list { display: flex; flex-direction: column; gap: 18px; }
.prod-row {
  background: #fff; border: 1px solid var(--line);
  display: grid; grid-template-columns: 160px 1fr auto; gap: 28px;
  padding: 26px 30px;
  align-items: center;
  transition: border-color .15s, transform .15s;
}
.prod-row:hover { border-color: var(--primary); transform: translateX(4px); }
.prod-row .code {
  font-family: var(--ff-serif);
  font-size: 38px; color: var(--primary); font-weight: 700;
  border-right: 1px solid var(--line); padding-right: 28px;
}
.prod-row .code small { font-family: var(--ff-sans); display: block; font-size: 11px; color: var(--muted); letter-spacing: .2em; text-transform: uppercase; margin-bottom: 4px; font-weight: 600; }
.prod-row h3 { font-size: 19px; margin-bottom: 8px; }
.prod-row p { font-size: 13.5px; color: var(--muted); line-height: 1.7; margin-bottom: 8px; }
.prod-row .pills { display: flex; gap: 8px; flex-wrap: wrap; }
.prod-row .pill {
  display: inline-block; font-size: 12px;
  padding: 3px 10px; background: var(--bg-2); color: var(--ink-2);
  border: 1px solid var(--line);
}
.prod-row .more { color: var(--primary); font-family: var(--ff-serif); font-weight: 700; font-size: 14px; }

/* Cases table */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card {
  background: #fff; border: 1px solid var(--line);
  padding: 26px 28px;
  position: relative; padding-top: 36px;
}
.case-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: var(--primary);
}
.case-card:nth-child(3n+2)::before { background: var(--accent); }
.case-card:nth-child(3n+3)::before { background: var(--warn); }
.case-card .tag { font-size: 12px; color: var(--muted); letter-spacing: .14em; text-transform: uppercase; font-weight: 600; }
.case-card h4 { font-size: 19px; margin: 8px 0 12px; line-height: 1.5; }
.case-card p { font-size: 13.5px; color: var(--ink-3); line-height: 1.8; }
.case-card .stat { margin-top: 16px; font-family: var(--ff-serif); font-size: 14px; color: var(--primary); font-weight: 700; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 48px; align-items: start; }
.contact-list { background: #fff; border: 1px solid var(--line); }
.contact-list .item {
  padding: 26px 30px;
  border-bottom: 1px solid var(--line);
  display: grid; grid-template-columns: 56px 1fr; gap: 20px;
  align-items: start;
}
.contact-list .item:last-child { border-bottom: 0; }
.contact-list .item .ic {
  width: 48px; height: 48px;
  background: var(--primary-soft); color: var(--primary);
  display: grid; place-items: center;
  font-family: var(--ff-serif); font-size: 22px;
}
.contact-list .item h4 { font-size: 14px; color: var(--muted); margin-bottom: 4px; letter-spacing: .04em; font-weight: 500; font-family: var(--ff-sans); }
.contact-list .item .v { font-size: 18px; font-family: var(--ff-serif); font-weight: 600; color: var(--ink); }
.contact-list .item .v a { color: var(--primary); }
.contact-list .item .desc { font-size: 13px; color: var(--muted); margin-top: 6px; line-height: 1.65; }

.form-card { background: var(--bg-2); padding: 36px; border: 1px solid var(--line); }
.form-card h3 { font-size: 22px; margin-bottom: 6px; }
.form-card .desc { font-size: 13.5px; color: var(--muted); margin-bottom: 22px; }
.fld { margin-bottom: 14px; }
.fld label { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 6px; font-weight: 500; }
.fld input, .fld textarea {
  width: 100%; border: 1px solid var(--line); background: #fff;
  padding: 12px 14px; font: inherit; color: var(--ink);
  transition: border-color .15s;
}
.fld input:focus, .fld textarea:focus { outline: none; border-color: var(--primary); }
.fld textarea { min-height: 110px; resize: vertical; }

/* Timeline horizontal */
.tl-h { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 30px; }
.tl-h .it {
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--primary);
  position: relative;
}
.tl-h .it:nth-child(2) { border-top-color: var(--accent); }
.tl-h .it:nth-child(3) { border-top-color: var(--warn); }
.tl-h .it:nth-child(4) { border-top-color: #6b8e23; }
.tl-h .it:nth-child(5) { border-top-color: var(--bg-dark); }
.tl-h .it .y { font-family: var(--ff-serif); font-size: 22px; color: var(--primary); font-weight: 700; }
.tl-h .it h4 { font-size: 15px; margin: 6px 0 6px; }
.tl-h .it p { font-size: 12.5px; color: var(--muted); line-height: 1.6; }

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width: 1024px) {
  .topbar .left span:nth-child(2) { display: none; }
  .cats { grid-template-columns: repeat(2, 1fr); }
  .strengths { grid-template-columns: repeat(2, 1fr); }
  .strength:nth-child(2) { border-right: 0; }
  .strength:nth-child(3), .strength:nth-child(4) { border-top: 1px solid var(--line-dark); }
  .process { grid-template-columns: repeat(1, 1fr); }
  .proc { border-right: 0; border-bottom: 1px dashed var(--line); }
  .proc:last-child { border-bottom: 0; }
  .proc::after { right: 50%; top: auto; bottom: -8px; transform: translateX(50%) rotate(90deg); }
  .hero-grid { grid-template-columns: 1fr; }
  .hero::before { display: none; }
  .hero-visual { display: none; }
  .news-mix, .contact-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .tl-h { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .prod-row { grid-template-columns: 80px 1fr; }
  .prod-row .more { grid-column: 2; justify-self: start; margin-top: 8px; }
  .prod-row .code { font-size: 28px; padding-right: 16px; }
}
@media (max-width: 640px) {
  .topbar { display: none; }
  .menu { display: none; position: absolute; top: 78px; left: 0; right: 0; background: #fff; flex-direction: column; gap: 0; padding: 8px 16px 16px; border-bottom: 1px solid var(--line); }
  .menu.open { display: flex; }
  .menu li { width: 100%; border-bottom: 1px solid var(--line-soft); }
  .menu a { padding: 12px 4px; }
  .toggle { display: flex; }
  .cta-call { display: none; }
  .cats, .case-grid { grid-template-columns: 1fr; }
  .strengths { grid-template-columns: 1fr; }
  .strength { border-right: 0; border-top: 1px solid var(--line-dark); }
  .strength:first-child { border-top: 0; }
  .foot-grid { grid-template-columns: 1fr; }
  .tl-h { grid-template-columns: 1fr; }
}

/* Fade-in helper */
.fade { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
.fade.show { opacity: 1; transform: none; }