:root {
  --brand: #00c17c;
  --brand-deep: #00a86a;
  --brand-teal: #0f766e;
  --brand-soft: rgba(0, 193, 124, .14);
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #fff;
  --bg-soft: #f1f5f9;
  --shadow: 0 20px 50px rgba(15, 23, 42, .12);
  --shadow-soft: 0 8px 32px rgba(15, 23, 42, .08);
  --radius: 18px;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --hero-dark: #07131e;
  --page-gutter: 20px;
  --page-max: 1160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -999px; top: 12px; z-index: 100;
  background: var(--brand); color: #fff; padding: 10px 16px; border-radius: 8px;
}
.skip-link:focus { left: 12px; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
.wrap {
  width: min(var(--page-max), calc(100% - var(--page-gutter) * 2));
  margin-inline: auto;
  box-sizing: border-box;
}

/* —— 顶部导航 —— */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0,0,0,.05);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 68px; gap: 12px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; color: var(--brand-teal); }
.logo-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(145deg, var(--brand), var(--brand-deep));
  color: #fff; display: grid; place-items: center; font-size: .72rem; font-weight: 800;
}
.nav-links { display: flex; align-items: center; gap: 2px; flex-wrap: wrap; }
.nav-links > a { padding: 8px 12px; border-radius: 8px; color: #333; font-size: .93rem; }
.nav-links > a:hover, .nav-links > a.on { color: var(--brand-deep); }
.nav-toggle {
  display: none; width: 44px; height: 44px; border: 1px solid var(--line);
  border-radius: 10px; background: #fff; cursor: pointer; padding: 10px;
  flex-direction: column; justify-content: center; gap: 5px;
}
.nav-toggle span { display: block; height: 2px; background: #333; border-radius: 2px; transition: .2s; }
.nav.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 22px; border-radius: 999px; font-weight: 600; font-size: .95rem;
  border: 1.5px solid transparent; cursor: pointer; transition: .2s; font-family: inherit;
}
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-deep); }
.btn-outline { background: #fff; border-color: var(--brand); color: var(--brand-deep); }
.btn-outline:hover { background: var(--brand-soft); }
.btn-ghost {
  background: rgba(255,255,255,.12);
  border: 1.5px solid rgba(255,255,255,.45);
  color: #fff;
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: rgba(255,255,255,.22); border-color: #fff; }
.btn-sm { padding: 8px 16px; font-size: .88rem; }

/* —— Banner 轮播 —— */
.hero-carousel {
  position: relative; min-height: 82vh; color: #fff; overflow: hidden;
  background: var(--hero-dark);
}
.hero-carousel > .wrap { position: relative; z-index: 2; }
.hero-bg-layer {
  position: absolute; inset: 0;
  background: center / cover no-repeat;
  transform: scale(1.04);
  transition: background-image .8s ease, transform 8s ease;
}
.hero-carousel.is-zoom .hero-bg-layer { transform: scale(1.08); }
.hero-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(95deg, rgba(5, 14, 24, .9) 0%, rgba(5, 14, 24, .5) 42%, rgba(5, 14, 24, .22) 100%),
    linear-gradient(180deg, transparent 55%, rgba(5, 14, 24, .86) 100%);
}
.hero-stage {
  padding: 132px 0 64px; display: flex; flex-direction: column;
  align-items: flex-start; gap: 36px; text-align: left;
}
.hero-kicker {
  margin: 0 0 16px; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--brand); font-weight: 700;
}
.hero-carousel h1 {
  margin: 0 0 14px; font-size: clamp(2rem, 4.8vw, 3.5rem);
  line-height: 1.14; letter-spacing: -.02em; font-weight: 900; max-width: 20em;
}
.hero-subline {
  margin: 0 0 32px; font-size: 1.05rem; color: rgba(255,255,255,.78);
  font-weight: 500; max-width: 34em;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-nav {
  display: flex; gap: 10px 20px; flex-wrap: wrap; padding-top: 8px;
  border-top: 1px solid rgba(255,255,255,.12); width: 100%;
}
.hero-nav button {
  border: none; background: transparent; color: rgba(255,255,255,.55);
  font: inherit; font-size: .88rem; cursor: pointer; padding: 8px 0; position: relative;
  transition: color .25s;
}
.hero-nav button span { padding: 0 4px; }
.hero-nav button::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--brand); transition: width .3s ease;
}
.hero-nav button.on, .hero-nav button:hover { color: #fff; }
.hero-nav button.on::after { width: 100%; }
.hero-dots { display: flex; gap: 8px; align-items: center; }
.hero-dots span {
  width: 8px; height: 8px; border-radius: 999px; background: rgba(255,255,255,.35);
  transition: width .3s ease, background .3s ease;
}
.hero-dots span.on { width: 28px; background: var(--brand); }
.hero-autoplay-hint { margin: 0; font-size: .75rem; color: rgba(255,255,255,.42); }

/* —— 信任指标条 —— */
.trust-strip {
  background: linear-gradient(90deg, #052e22, #0a4a38); color: #fff;
  padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.08);
}
.trust-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; text-align: center; }
.trust-inner strong { display: block; font-size: 1.4rem; color: var(--brand); font-weight: 800; }
.trust-inner span { font-size: .82rem; color: rgba(255,255,255,.72); }

/* —— 通用区块 —— */
section { padding: 72px 0; }
section.soft { background: var(--bg-soft); }
.sec-title {
  text-align: center; margin: 0 0 12px;
  font-size: clamp(1.45rem, 2.8vw, 2rem); letter-spacing: -.02em;
}
.sec-desc { text-align: center; color: var(--muted); margin: 0 auto 36px; max-width: 42em; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; box-shadow: 0 6px 24px rgba(0,0,0,.03);
}
.card h3 { margin: 0 0 10px; font-size: 1.08rem; color: var(--brand-teal); }
.card p { margin: 0; color: var(--muted); font-size: .92rem; }
.card:hover { border-color: rgba(0,193,124,.35); }
.card ul { margin: 12px 0 0; padding: 0; list-style: none; }
.card li { position: relative; padding: 8px 0 8px 26px; color: #444; font-size: .92rem; }
.card li::before {
  content: "✓"; position: absolute; left: 0; top: 8px; width: 18px; height: 18px;
  border-radius: 50%; background: var(--brand-soft); color: var(--brand-deep);
  display: grid; place-items: center; font-size: .7rem; font-weight: 800;
}

/* —— 模块中枢 —— */
.module-hub-section { padding-top: 48px; padding-bottom: 8px; }
.module-hub-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.module-hub-card {
  display: flex; flex-direction: column; gap: 8px; padding: 22px 20px;
  border-radius: var(--radius); border: 1px solid var(--line); background: #fff;
  box-shadow: var(--shadow-soft); transition: transform .25s, box-shadow .25s, border-color .25s;
}
.module-hub-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(0,193,124,.35); }
.module-hub-card .hub-icon {
  width: 40px; height: 40px; border-radius: 12px; background: var(--brand-soft);
  color: var(--brand-teal); font-weight: 800; display: grid; place-items: center;
}
.module-hub-card h3 { margin: 0; font-size: 1.05rem; }
.module-hub-card p { margin: 0; font-size: .88rem; color: var(--muted); line-height: 1.55; flex: 1; }
.module-hub-card .hub-link { font-size: .88rem; font-weight: 600; color: var(--brand-deep); }

/* —— AI / 搜索引擎索引条 —— */
.geo-strip {
  padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: #fafbfc; font-size: .88rem; color: var(--muted);
}
.geo-strip .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; }
.geo-strip a { color: var(--brand-deep); font-weight: 600; }

/* —— 痛点 —— */
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.pain-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 24px; box-shadow: var(--shadow-soft); }
.pain-tag { font-size: .72rem; font-weight: 800; letter-spacing: .08em; color: var(--brand-deep); margin-bottom: 8px; }
.pain-card h3 { margin: 0 0 10px; font-size: 1.12rem; }
.pain-before { margin: 0 0 14px; color: #b45309; background: #fffbeb; border-radius: 10px; padding: 10px 12px; font-size: .9rem; }
.pain-solve { margin-bottom: 16px; font-size: .9rem; color: var(--muted); }
.pain-solve strong { display: block; color: var(--ink); margin-bottom: 8px; }
.pain-solve ul { margin: 0; padding-left: 1.1em; }
.pain-solve li { margin-bottom: 4px; }

/* —— 概览三件事 —— */
.summary-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.summary-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: 0 8px 28px rgba(15,23,42,.04); }
.summary-card h3 { margin: 0 0 12px; font-size: 1.15rem; color: var(--brand-teal); }
.summary-card p { margin: 0 0 14px; color: #475569; font-size: .94rem; line-height: 1.7; }
.summary-card ul { margin: 0; padding: 0; list-style: none; }
.summary-card li { position: relative; padding: 6px 0 6px 22px; font-size: .88rem; color: var(--muted); }
.summary-card li::before { content: "•"; position: absolute; left: 4px; color: var(--brand); font-weight: 800; }

/* —— 对比表 —— */
.compare-section { padding: 72px 0; background: #fff; }
.compare-table-wrap { overflow-x: auto; border-radius: 16px; border: 1px solid var(--line); }
.compare-table { width: 100%; border-collapse: collapse; min-width: 640px; background: #fff; }
.compare-table th, .compare-table td {
  padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); font-size: .94rem;
}
.compare-table thead th { background: var(--bg-soft); font-weight: 700; }
.compare-table tbody th { width: 18%; color: var(--ink); }
.compare-table td.win { color: var(--brand-deep); font-weight: 600; background: rgba(0,193,124,.06); }
.compare-table tr:last-child th, .compare-table tr:last-child td { border-bottom: 0; }

/* —— 数据指标卡 —— */
.stats-wrap { margin-top: -56px; position: relative; z-index: 3; }
.stats {
  background: rgba(255,255,255,.96); border-radius: 24px; box-shadow: var(--shadow);
  padding: 32px 24px 28px; text-align: center; border: 1px solid rgba(255,255,255,.8);
  backdrop-filter: blur(12px);
}
.stats h2 { margin: 0 0 22px; font-size: 1.35rem; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.stat .num { font-size: 1.35rem; font-weight: 800; color: var(--brand-teal); line-height: 1.2; }
.stat p { margin: 8px 0 0; color: var(--muted); font-size: .92rem; }
.stat-ico {
  width: 44px; height: 44px; margin: 0 auto 10px; border-radius: 12px;
  background: var(--brand-soft); color: var(--brand-teal); display: grid; place-items: center; font-weight: 800;
}

/* —— 指标列表 —— */
.metric-list { margin: 0; padding: 0; list-style: none; }
.metric-list li { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--line); font-size: .95rem; }
.metric-list strong { color: var(--brand-deep); }

/* —— 角色卡片 —— */
.role-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.role-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 24px; box-shadow: var(--shadow); }
.role-card.highlight { border-color: var(--brand); background: linear-gradient(180deg, #f0fdf7, #fff); }
.role-badge { display: inline-block; font-size: .75rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; margin-bottom: 12px; }
.role-badge.admin { background: #e0f2fe; color: #0369a1; }
.role-badge.staff { background: #fef3c7; color: #b45309; }
.role-badge.consumer { background: #dcfce7; color: #15803d; }
.role-card h3 { margin: 0 0 8px; }
.role-card p { margin: 0 0 12px; color: var(--muted); font-size: .92rem; }
.checks { margin: 0; padding: 0; list-style: none; }
.checks li { position: relative; padding: 10px 0 10px 28px; color: #444; }
.checks li::before {
  content: "✓"; position: absolute; left: 0; top: 10px; width: 20px; height: 20px;
  border-radius: 50%; background: var(--brand-soft); color: var(--brand-deep);
  display: grid; place-items: center; font-size: .75rem; font-weight: 800;
}

/* —— 移动端填报 —— */
.mobile-visual { position: relative; padding: 88px 0; overflow: hidden; }
.mobile-bg { position: absolute; inset: 0; background: center / cover no-repeat; transform: scale(1.05); }
.mobile-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(248,250,252,.97) 0%, rgba(248,250,252,.92) 42%, rgba(248,250,252,.55) 100%);
}
.mobile-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.glass-panel-mobile {
  background: rgba(255,255,255,.85); border: 1px solid rgba(255,255,255,.9);
  border-radius: 24px; padding: 28px; box-shadow: var(--shadow-soft); backdrop-filter: blur(12px);
}
.phone-mock { display: flex; justify-content: center; }
.phone-frame { width: 260px; background: #111; border-radius: 32px; padding: 12px; box-shadow: 0 24px 48px rgba(0,0,0,.18); }
.phone-notch { width: 80px; height: 6px; background: #333; border-radius: 6px; margin: 0 auto 10px; }
.phone-screen { background: #fff; border-radius: 22px; padding: 16px 14px 10px; min-height: 420px; display: flex; flex-direction: column; gap: 10px; }
.m-header { font-weight: 800; font-size: 1.1rem; color: var(--brand-teal); }
.m-card { background: #f1f5f9; border-radius: 10px; padding: 12px; font-size: .85rem; }
.m-tabs { margin-top: auto; display: flex; justify-content: space-between; font-size: .72rem; color: #94a3b8; border-top: 1px solid #e2e8f0; padding-top: 10px; }
.m-tabs .on { color: var(--brand); font-weight: 700; }

/* —— 功能详解 tabs —— */
.tabs { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-bottom: 28px; }
.tabs button {
  border: 0; background: transparent; padding: 12px 22px; font: inherit; color: #888;
  cursor: pointer; border-radius: 12px; font-weight: 600;
}
.tabs button.on { background: #fff; color: var(--brand-deep); box-shadow: var(--shadow); }
.panel { display: none; grid-template-columns: 1fr 1.1fr; gap: 28px; align-items: center; background: #fff; border-radius: 20px; padding: 28px; border: 1px solid var(--line); }
.panel.on { display: grid; }
.mock-desk { background: #0f1f2e; color: #e8eef4; border-radius: 12px; padding: 14px; box-shadow: var(--shadow); font-size: .78rem; }
.mock-desk .bar { display: flex; gap: 6px; margin-bottom: 12px; }
.mock-desk .bar i { width: 8px; height: 8px; border-radius: 50%; background: #444; }
.mock-desk .bar i:first-child { background: #ff5f57; }
.mock-desk .bar i:nth-child(2) { background: #febc2e; }
.mock-desk .bar i:nth-child(3) { background: #28c840; }
.mock-row { display: grid; grid-template-columns: 1.2fr .6fr .5fr; gap: 8px; padding: 8px 10px; margin-bottom: 6px; background: rgba(255,255,255,.05); border-radius: 6px; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; background: rgba(0,193,124,.25); color: #7fe0c8; font-size: .7rem; }

/* —— 业务场景卡片（业务场景图） —— */
.case-track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.case-scene {
  position: relative; min-height: 300px; border-radius: 20px; overflow: hidden; border: none;
  background: var(--hero-dark) center / cover no-repeat; box-shadow: var(--shadow-soft);
  transition: transform .35s ease, box-shadow .35s ease;
}
.case-scene:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.case-scene::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7,19,30,.15) 0%, rgba(7,19,30,.9) 74%);
}
.case-body { position: relative; z-index: 1; padding: 24px; color: #fff; display: flex; flex-direction: column; justify-content: flex-end; min-height: 300px; }
.case-scene .avatar {
  width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--brand), #2dd4bf);
  color: #062a1c; display: grid; place-items: center; font-weight: 800; margin-bottom: 14px;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.case-scene h4 { margin: 0 0 6px; font-size: 1.15rem; }
.case-scene .meta { color: rgba(255,255,255,.7); font-size: .85rem; margin-bottom: 10px; }
.case-scene p { margin: 0; color: rgba(255,255,255,.88); font-size: .9rem; line-height: 1.55; }

/* —— 落地流程 —— */
.flow-num { width: 36px; height: 36px; margin: 0 auto 10px; border-radius: 50%; background: var(--brand); color: #fff; display: grid; place-items: center; font-weight: 800; }
.flow-item { text-align: center; }

/* —— FAQ —— */
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 700; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--brand); font-size: 1.2rem; }
.faq details[open] summary::after { content: "−"; }
.faq p { margin: 10px 0 0; color: var(--muted); }

/* —— CTA —— */
.cta-visual {
  position: relative; overflow: hidden; color: #fff; border-radius: 28px; padding: 48px 32px; text-align: center;
  background: var(--hero-dark) center / cover no-repeat; border: 1px solid rgba(255,255,255,.12);
}
.cta-visual::before { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(7,19,30,.78), rgba(0,168,106,.5)); }
.cta-visual h2, .cta-visual p, .cta-visual .hero-actions { position: relative; z-index: 1; }
.cta-band h2 { margin: 0 0 10px; font-size: clamp(1.5rem, 3vw, 2rem); }
.cta-band p { margin: 0 0 24px; opacity: .9; }
.cta-band .btn-primary { background: #fff; color: var(--brand-deep); }
.cta-band .hero-actions { justify-content: center; }

/* —— 页脚（与参考站点对齐） —— */
footer { background: #151515; color: #bbb; padding: 48px 0 28px; font-size: .88rem; }
footer a:hover { color: #fff; }
.foot-main {
  display: grid; grid-template-columns: 1.2fr 2fr 1fr;
  gap: 36px 40px; margin-bottom: 28px;
}
.foot-brand h4, .foot-cols h4 { color: #fff; margin: 0 0 12px; font-size: .95rem; }
.foot-brand p { margin: 0 0 8px; line-height: 1.6; }
.foot-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.foot-cols ul { margin: 0; padding: 0; list-style: none; }
.foot-cols li { margin: 8px 0; }
.foot-contact h4 { color: #fff; margin: 0 0 12px; font-size: .95rem; }
.foot-phone { margin: 0; line-height: 1.6; }
.foot-phone a { color: var(--brand); font-weight: 700; font-size: 1.08rem; text-decoration: none; }
.foot-phone a:hover { color: #fff; }
.foot-wecom { margin: 14px 0 0; text-align: center; }
.foot-wecom img { width: 112px; height: 112px; border-radius: 12px; background: #fff; padding: 6px; display: block; margin: 0 auto; }
.foot-wecom figcaption { margin-top: 8px; font-size: .78rem; color: #888; }
.copy {
  border-top: 1px solid #2a2a2a; padding-top: 16px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: #777; font-size: .8rem;
}
.copy a { color: #999; text-decoration: none; }
.copy a:hover { color: #fff; text-decoration: underline; }

/* —— 演示水印 —— */
.demo-wm {
  position: fixed; inset: 0; z-index: 50; pointer-events: none; overflow: hidden;
  display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(4, 1fr); opacity: 0.08;
}
.demo-wm__item {
  display: flex; align-items: center; justify-content: center; font-size: 14px; color: #000;
  white-space: nowrap; transform: rotate(-28deg); user-select: none;
}

/* —— 侧边悬浮 dock —— */
.dock { position: fixed; right: 16px; bottom: 24px; z-index: 60; display: flex; flex-direction: column; gap: 8px; }
.dock a {
  width: 54px; background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 10px 6px; text-align: center; font-size: .72rem; box-shadow: var(--shadow); color: #333;
}
.dock a:hover { color: var(--brand-deep); border-color: var(--brand); }
.dock .ico { font-size: 1.1rem; display: block; margin-bottom: 4px; }

@media (max-width: 1100px) {
  .case-track { grid-template-columns: repeat(2, 1fr); }
  .module-hub-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
  .hero-carousel { min-height: 72vh; }
  .hero-stage { padding: 120px 0 56px; gap: 32px; }
  .role-cards, .mobile-grid { grid-template-columns: 1fr; }
  .foot-main { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .trust-inner { grid-template-columns: repeat(2, 1fr); }
  .nav-toggle { display: flex; }
  .nav-cta { display: none; }
  .nav-links {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    background: rgba(255,255,255,.98); border-bottom: 1px solid var(--line);
    flex-direction: column; padding: 12px var(--page-gutter) 20px; box-shadow: var(--shadow-soft);
  }
  .nav.nav-open .nav-links { display: flex; }
  .mobile-overlay { background: linear-gradient(180deg, rgba(248,250,252,.94), rgba(248,250,252,.88)); }
}
@media (max-width: 640px) {
  .grid-2, .panel.on, .stats-grid, .grid-3, .grid-4, .foot-main, .foot-cols, .summary-grid, .trust-inner { grid-template-columns: 1fr; }
  .case-track { grid-template-columns: 1fr; }
  .module-hub-grid { grid-template-columns: 1fr; }
  .hero-carousel h1 { font-size: clamp(1.65rem, 7.5vw, 2.15rem); }
  .dock { display: none; }
}

/* ===== 工贸五金 intro 补充（本地渐变/插画，无外链图） ===== */
.hero-bg-layer { transition: background 1s ease; }
.hbg-0 { background:
  radial-gradient(900px 480px at 82% 8%, rgba(0,193,124,.5), transparent 60%),
  radial-gradient(700px 420px at 12% 92%, rgba(14,74,60,.9), transparent 55%),
  linear-gradient(130deg,#08131f 0%,#0a2a24 55%,#071a14 100%); }
.hbg-1 { background:
  radial-gradient(800px 460px at 16% 14%, rgba(0,193,124,.36), transparent 58%),
  radial-gradient(640px 420px at 88% 86%, rgba(11,80,63,.95), transparent 55%),
  linear-gradient(135deg,#08131f 0%,#0c3327 58%,#071a14 100%); }
.hbg-2 { background:
  radial-gradient(760px 460px at 78% 18%, rgba(56,189,248,.28), transparent 55%),
  radial-gradient(700px 460px at 10% 90%, rgba(0,120,100,.95), transparent 58%),
  linear-gradient(150deg,#06121c 0%,#0a2f31 60%,#061a13 100%); }
.hbg-3 { background:
  radial-gradient(820px 500px at 20% 8%, rgba(56,189,248,.30), transparent 56%),
  radial-gradient(720px 460px at 84% 90%, rgba(0,193,124,.42), transparent 58%),
  linear-gradient(140deg,#08131f 0%,#0b3326 58%,#06231a 100%); }
.hero-stage { position: relative; z-index: 2; }
.hero-art { position: absolute; right: -40px; bottom: -20px; width: min(640px, 50vw); opacity: .82; pointer-events: none; transition: opacity .4s ease; }
@media (max-width: 900px){ .hero-art { opacity:.28; width:78vw; right:-12vw; } }
.svg-scene { width: 100%; height: auto; }
.case-scene { background: linear-gradient(160deg,#f4fbf7 0%,#e7f6ef 100%); border:1px solid #d8efe4; }
.case-scene .svg-inline { width: 100%; margin: 0 auto 12px; }
.case-scene .svg-inline svg { display: block; width: 100%; height: auto; }
.case-scene .scene-photo { width: 100%; height: 160px; object-fit: cover; border-radius: 8px; display:block; }
.case-body { text-align:center; }
.cta-plain { position: relative; border-radius: 22px; overflow: hidden; color:#fff; padding: 56px 30px; text-align:center;
  background:
   radial-gradient(700px 320px at 12% 0%, rgba(56,189,248,.28), transparent 60%),
   radial-gradient(760px 380px at 100% 100%, rgba(0,193,124,.35), transparent 60%),
   linear-gradient(135deg,#071a14 0%,#0c3a2c 60%,#062016 100%); }
.cta-plain h2 { font-size: clamp(22px,3vw,34px); margin:0 0 10px; }
.cta-plain p { opacity:.92; max-width:720px; margin:0 auto 20px; }
.mobile-bg { background: linear-gradient(135deg,#eafaf3 0%,#f3faf6 60%,#e4f2ea 100%); }
.mobile-visual { background: transparent; }
.pill { display:inline-block; padding:2px 10px; border-radius:99px; background:#eafaf3; color:#0d7a6a; font-size:12px; }
.foot-cols ul { list-style:none; margin:0; padding:0; }
.foot-cols a { color:inherit; }
.logo-mark { display:inline-flex; align-items:center; justify-content:center; width:34px; height:34px; border-radius:10px;
  background: linear-gradient(145deg,#1aa88a,#0d7a6a); color:#fff; font-weight:800; }
@media (prefers-reduced-motion: reduce) { .hero-carousel.is-zoom { animation: none; } }