:root {
  --ink: #132033;
  --muted: #5e6b7e;
  --line: #dce4ef;
  --soft: #f5f8fb;
  --blue: #1468a8;
  --blue-2: #0b416d;
  --teal: #0f9488;
  --amber: #f39b34;
  --white: #ffffff;
  --radius: 8px;
  --shadow: 0 18px 40px rgba(19, 32, 51, 0.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
[id] { scroll-margin-top: 128px; }
body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  line-height: 1.65;
  background: var(--white);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(220, 228, 239, 0.84);
  backdrop-filter: blur(16px);
}
.top-contact-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 38px;
  padding: 7px clamp(18px, 5vw, 72px);
  color: rgba(255, 255, 255, 0.9);
  background: linear-gradient(90deg, #0b416d, #1468a8);
  font-size: 14px;
}
.top-contact-bar strong { margin-left: auto; font-weight: 760; }
.header-main {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 12px clamp(18px, 5vw, 72px);
}
.brand { display: flex; flex: 0 0 auto; align-items: center; gap: 14px; min-width: 0; font-weight: 750; }
.brand img { width: 128px; height: 36px; object-fit: contain; }
.brand span { font-size: 14px; color: var(--muted); white-space: nowrap; }
.site-nav { display: flex; flex: 1 1 auto; align-items: center; justify-content: flex-end; gap: 2px; min-width: 0; flex-wrap: nowrap; }
.nav-item { position: relative; display: inline-flex; align-items: center; }
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  padding: 10px 13px;
  color: #35445a;
  font-size: 14px;
  border-radius: var(--radius);
}
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--blue); background: #eaf3fb; }
.nav-caret { font-size: 14px; line-height: 1; color: currentColor; }
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 120;
  display: grid;
  gap: 4px;
  min-width: 230px;
  padding: 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity .16s ease, transform .16s ease;
}
.nav-item:hover .nav-dropdown, .nav-item:focus-within .nav-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.nav-dropdown a {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  color: #32445c;
}
.nav-dropdown a:hover { background: #eef7fc; color: var(--blue); }
.nav-dropdown strong { display: block; font-size: 14px; white-space: nowrap; }
.nav-cta {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 9px 15px;
  color: #071624;
  background: var(--amber);
  border-radius: var(--radius);
  font-weight: 800;
  font-size: 14px;
  white-space: nowrap;
}
.nav-toggle { display: none; border: 1px solid var(--line); background: var(--white); width: 42px; height: 42px; border-radius: var(--radius); font-size: 22px; }
.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: #071624;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(4, 13, 24, 0.92), rgba(7, 22, 36, 0.72) 39%, rgba(7, 22, 36, 0.14));
}
.hero-content {
  position: relative;
  z-index: 1;
  width: min(760px, calc(100% - 36px));
  margin-left: clamp(18px, 6vw, 92px);
  padding: 80px 0;
}
.eyebrow { display: inline-flex; align-items: center; color: var(--teal); font-weight: 760; font-size: 13px; letter-spacing: 0; text-transform: uppercase; }
.hero .eyebrow { color: #72dbc9; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(38px, 6vw, 72px); line-height: 1.08; letter-spacing: 0; margin: 16px 0 22px; }
.hero p { max-width: 720px; color: rgba(255, 255, 255, 0.84); font-size: 18px; }
.hero-actions, .cta-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-weight: 750;
  border: 1px solid transparent;
}
.button.primary { color: #071624; background: var(--amber); }
.button.light { color: var(--white); border-color: rgba(255, 255, 255, 0.34); background: rgba(255, 255, 255, 0.10); }
.button.secondary { color: var(--blue); border-color: #b9d6eb; background: #eef7fc; }
.button.ghost { color: var(--white); border-color: rgba(255, 255, 255, 0.4); }
.hero-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 38px 0 0; max-width: 620px; }
.hero-stats div { border-left: 3px solid var(--amber); padding: 8px 16px; background: rgba(255,255,255,0.08); border-radius: 0 var(--radius) var(--radius) 0; }
.hero-stats dt { font-size: 28px; font-weight: 800; }
.hero-stats dd { margin: 0; color: rgba(255,255,255,0.74); }
.pain-points { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.pain-points div { padding: 28px clamp(18px, 5vw, 72px); border-right: 1px solid var(--line); }
.pain-points strong { display: block; font-size: 22px; margin-bottom: 8px; }
.pain-points span { color: var(--muted); }
.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  padding: 0 clamp(18px, 5vw, 72px);
  background: #0b416d;
  color: var(--white);
}
.trust-strip div {
  min-height: 116px;
  padding: 28px 24px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}
.trust-strip div:first-child { border-left: 1px solid rgba(255, 255, 255, 0.18); }
.trust-strip strong { display: block; margin-bottom: 8px; font-size: 22px; line-height: 1.25; }
.trust-strip span { display: block; color: rgba(255, 255, 255, 0.72); }
.section { padding: 86px clamp(18px, 5vw, 72px); }
.section:nth-of-type(even) { background: var(--soft); }
.section-head { max-width: 760px; margin-bottom: 34px; }
.section-head h2, .cta-band h2 { font-size: clamp(28px, 4vw, 44px); line-height: 1.18; margin: 10px 0 12px; }
.section-head p, .note-box p, .price-card p, .resource-grid p { color: var(--muted); }
.proof-section { background: #f7fbff; }
.proof-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr); gap: 22px; align-items: stretch; }
.media-panel {
  margin: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.media-panel img { width: 100%; height: 100%; min-height: 360px; object-fit: cover; }
.media-panel.large img { min-height: 430px; }
.media-panel figcaption { padding: 14px 18px; color: var(--muted); font-size: 14px; background: var(--white); border-top: 1px solid var(--line); }
.visual-asset img { width: 100%; height: 100%; min-height: 320px; object-fit: contain; background: #f7fbff; }
.visual-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; align-items: stretch; }
.visual-grid .media-panel img { min-height: 340px; object-fit: contain; }
.proof-list { display: grid; gap: 14px; }
.proof-list p, .feature-list.tight p {
  margin: 0;
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.proof-list strong, .feature-list.tight strong { display: block; margin-bottom: 8px; font-size: 18px; color: var(--ink); }
.proof-list span, .feature-list.tight span { color: var(--muted); }
.visual-led { background: linear-gradient(135deg, #f7fbff, #ffffff); }
.media-split { align-items: center; }
.mini-metrics { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.mini-metrics span {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--blue-2);
  background: #eaf3fb;
  border: 1px solid #c8dfef;
  font-weight: 750;
  font-size: 13px;
}
.service-grid, .pricing-grid, .resource-grid, .faq-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.service-card, .price-card, .resource-grid article, .contact-card, .note-box {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.service-card { min-height: 220px; }
.card-index { color: var(--amber); font-weight: 800; font-size: 13px; }
.service-card h3, .price-card h3, .resource-grid h3 { margin: 12px 0 10px; font-size: 21px; }
.service-card p { color: var(--muted); }
.price-card.featured { border-color: rgba(20, 104, 168, 0.5); box-shadow: var(--shadow); }
.price-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.price-top span { color: #111; background: #ffe0ae; padding: 4px 8px; border-radius: 6px; font-weight: 700; font-size: 12px; }
.price-card strong { display: block; font-size: 30px; margin: 6px 0 10px; color: var(--blue-2); }
.price-card ul { padding-left: 20px; color: #314156; min-height: 190px; }
.timeline { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.timeline div { padding: 20px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); }
.timeline span, .step-grid span { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; background: #eaf3fb; color: var(--blue); font-weight: 800; }
.timeline p { margin: 14px 0 0; font-weight: 700; }
details { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; }
summary { cursor: pointer; font-weight: 760; }
details p { color: var(--muted); margin: 12px 0 0; }
.cta-band {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  align-items: center;
  margin: 0 clamp(18px, 5vw, 72px) 86px;
  padding: 42px;
  color: var(--white);
  background: linear-gradient(135deg, #0b416d, #0f766e);
  border-radius: var(--radius);
}
.cta-band p { color: rgba(255,255,255,0.78); margin-bottom: 0; max-width: 720px; }
.page-hero {
  padding: 96px clamp(18px, 5vw, 72px);
  background: linear-gradient(135deg, #eef7fc, #ffffff 58%, #fff4e5);
  border-bottom: 1px solid var(--line);
}
.page-hero h1 { color: var(--ink); font-size: clamp(36px, 5vw, 60px); max-width: 960px; }
.page-hero p { max-width: 840px; color: var(--muted); font-size: 18px; }
.article-hero {
  padding: 88px clamp(18px, 5vw, 72px) 40px;
  background: linear-gradient(180deg, #f2f8fd, #ffffff);
}
.article-hero h1 {
  max-width: 1060px;
  color: var(--ink);
  font-size: clamp(34px, 5vw, 60px);
  line-height: 1.16;
  margin-bottom: 18px;
}
.article-hero p { max-width: 880px; color: var(--muted); font-size: 18px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 22px 0 30px; color: var(--muted); font-size: 14px; }
.article-meta span { display: inline-flex; align-items: center; }
.article-cover {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--white);
}
.article-cover img { width: 100%; max-height: 520px; object-fit: cover; }
.guide-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 860px);
  gap: 42px;
  align-items: start;
  padding: 54px clamp(18px, 5vw, 72px) 88px;
}
.guide-toc {
  position: sticky;
  top: 96px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 28px rgba(19,32,51,0.08);
}
.guide-toc h2 { margin: 0 0 14px; font-size: 20px; }
.guide-toc > a {
  display: block;
  padding: 9px 0;
  color: #32445c;
  border-top: 1px solid #edf2f7;
  font-size: 14px;
}
.guide-toc > a:hover { color: var(--blue); }
.toc-card {
  margin-top: 18px;
  padding: 16px;
  border-radius: var(--radius);
  background: #edf7ff;
  border: 1px solid #c7dff0;
}
.toc-card strong { display: block; color: var(--blue-2); }
.toc-card p { color: var(--muted); margin: 8px 0 12px; font-size: 14px; }
.toc-card a { display: inline-flex; padding: 8px 12px; border-radius: var(--radius); background: var(--blue); color: var(--white); font-weight: 750; font-size: 14px; }
.guide-article {
  min-width: 0;
  color: #27364a;
  font-size: 17px;
}
.guide-article .lead {
  padding: 24px;
  border-left: 4px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: #f5f9fd;
  color: #2b3b52;
  font-size: 19px;
}
.guide-article h2 {
  scroll-margin-top: 110px;
  margin: 52px 0 16px;
  color: var(--ink);
  font-size: clamp(26px, 3vw, 34px);
  line-height: 1.25;
}
.guide-article p { color: #43536a; }
.guide-article ul, .guide-article ol { padding-left: 22px; color: #43536a; }
.guide-article li { margin: 8px 0; }
.guide-highlight {
  margin: 22px 0;
  padding: 22px;
  border: 1px solid #c9deed;
  border-radius: var(--radius);
  background: #f4f9fd;
}
.guide-highlight strong { display: block; color: var(--blue-2); margin-bottom: 8px; font-size: 18px; }
.guide-highlight p { margin: 0; }
.guide-table {
  overflow: hidden;
  margin: 24px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.guide-table div { display: grid; grid-template-columns: 180px minmax(0, 1fr); border-top: 1px solid var(--line); }
.guide-table div:first-child { border-top: 0; background: #eef6fc; color: var(--blue-2); }
.guide-table strong, .guide-table span { padding: 14px 16px; }
.guide-table strong:first-child, .guide-table span:first-child { border-right: 1px solid var(--line); font-weight: 760; }
.guide-image { margin: 28px 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.guide-image img { width: 100%; max-height: 420px; object-fit: cover; }
.guide-image figcaption { padding: 13px 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.guide-steps { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; margin: 22px 0; }
.guide-steps span {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: #f4f9fd;
  border: 1px solid #c9deed;
  color: var(--blue-2);
  font-weight: 800;
}
.checklist-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 24px 0; }
.checklist-grid label {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: #32445c;
}
.article-contact-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 42px;
  padding: 28px;
  border-radius: var(--radius);
  color: var(--white);
  background: linear-gradient(135deg, #0b416d, #0f766e);
}
.article-contact-panel h3 { margin-bottom: 8px; font-size: 25px; }
.article-contact-panel p { color: rgba(255,255,255,0.78); margin-bottom: 0; }
.resource-downloads { background: var(--soft); }
.split { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); gap: 20px; align-items: start; }
.feature-list, .deliver-grid, .step-grid, .compare-table { display: grid; gap: 14px; }
.feature-list p, .compare-table div, .step-grid div, .deliver-grid span {
  margin: 0;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}
.feature-list.compact p { padding: 14px 16px; }
.feature-list.compact span { color: var(--muted); }
.deliver-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.step-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.step-grid div { display: flex; gap: 14px; align-items: center; }
.compare-table { grid-template-columns: repeat(3, 1fr); }
.compare-table strong { display: block; margin-bottom: 8px; }
.compare-table span { color: var(--muted); }
.resource-grid article a { color: var(--blue); font-weight: 750; }
.contact-section { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 20px; padding: 86px clamp(18px, 5vw, 72px); }
.contact-media {
  grid-row: span 2;
  overflow: hidden;
  min-height: 420px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.contact-media img { width: 100%; height: 100%; object-fit: cover; }
.contact-card h2 { font-size: 30px; }
.contact-card.muted { background: var(--soft); }
.contact-card.muted { grid-column: 1 / -1; }
.contact-qr { width: min(280px, 100%); border-radius: var(--radius); border: 1px solid var(--line); }
.visual-mini-list { display: flex; flex-wrap: wrap; gap: 10px; }
.visual-mini-list span {
  display: inline-flex;
  padding: 9px 12px;
  border: 1px solid #c8dfef;
  border-radius: 999px;
  background: #eef7fc;
  color: var(--blue-2);
  font-weight: 750;
  font-size: 14px;
}
.inquiry-card { background: #fbfdff; }
.inquiry-form { display: grid; gap: 14px; margin-top: 18px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.inquiry-form label { display: grid; gap: 6px; color: #26364d; font-weight: 700; }
.inquiry-form label span { font-size: 14px; }
.inquiry-form input, .inquiry-form select, .inquiry-form textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--white);
  font: inherit;
}
.inquiry-form textarea { resize: vertical; min-height: 128px; }
.inquiry-form input:focus, .inquiry-form select:focus, .inquiry-form textarea:focus {
  outline: 2px solid rgba(20, 104, 168, 0.18);
  border-color: #8ebdde;
}
.hp-field { position: absolute; left: -9999px; opacity: 0; }
.form-note { margin: 0; color: var(--muted); font-size: 14px; }
.form-status { min-height: 24px; margin: 0; font-weight: 750; color: var(--teal); }
.form-status.is-error { color: #b3261e; }
.article { max-width: 980px; }
.site-footer { background: #0b1726; color: rgba(255,255,255,0.78); padding: 54px clamp(18px, 5vw, 72px) 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr .8fr; gap: 28px; }
.footer-logo { width: 150px; height: 42px; object-fit: contain; background: white; border-radius: 6px; margin-bottom: 16px; }
.site-footer h2 { color: var(--white); font-size: 18px; }
.site-footer a { display: block; margin: 8px 0; color: rgba(255,255,255,0.78); }
.qr { width: 128px; border-radius: var(--radius); background: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; border-top: 1px solid rgba(255,255,255,0.14); margin-top: 38px; padding-top: 20px; font-size: 14px; }
.floating-contact {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 18;
}
.wechat-float-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  background: var(--amber);
  color: #111;
  font-weight: 800;
  box-shadow: var(--shadow);
  cursor: pointer;
}
.wechat-popover {
  position: absolute;
  right: 0;
  bottom: 58px;
  width: 248px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
  color: var(--ink);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity .18s ease, transform .18s ease;
}
.floating-contact.is-open .wechat-popover { opacity: 1; pointer-events: auto; transform: translateY(0); }
.wechat-popover strong { display: block; margin-bottom: 6px; font-size: 17px; }
.wechat-popover p { color: var(--muted); margin-bottom: 12px; }
.wechat-popover img { width: 150px; margin: 0 auto 12px; border: 1px solid var(--line); border-radius: var(--radius); }
.wechat-popover button, .wechat-popover a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: 38px;
  margin-top: 8px;
  border-radius: var(--radius);
  font-weight: 750;
}
.wechat-popover button { border: 1px solid #f6c173; background: #fff5e5; color: #5b3300; cursor: pointer; }
.wechat-popover a { border: 1px solid #bfd9ec; background: #edf7ff; color: var(--blue-2); }
@media (max-width: 1020px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav { position: absolute; top: 100%; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; background: var(--white); border: 1px solid var(--line); border-top: 0; padding: 12px 18px 20px; max-height: calc(100vh - 114px); overflow-y: auto; box-shadow: var(--shadow); }
  .site-nav.is-open { display: flex; }
  .nav-item { display: block; width: 100%; }
  .nav-link { width: 100%; }
  .nav-dropdown { position: static; min-width: 0; box-shadow: none; border: 0; padding: 4px 0 10px 14px; opacity: 1; pointer-events: auto; transform: none; background: transparent; }
  .nav-dropdown a { padding: 8px 10px; }
  .brand span { display: none; }
  .service-grid, .pricing-grid, .resource-grid, .faq-grid, .pain-points, .trust-strip, .footer-grid, .contact-section, .proof-layout, .visual-grid { grid-template-columns: 1fr 1fr; }
  .timeline { grid-template-columns: repeat(3, 1fr); }
  .deliver-grid, .step-grid, .compare-table { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; }
  .guide-layout { grid-template-columns: 1fr; gap: 24px; }
  .guide-toc { position: static; }
  .guide-steps { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 680px) {
  .top-contact-bar { justify-content: flex-start; flex-wrap: wrap; gap: 4px 14px; font-size: 12px; }
  .top-contact-bar strong { width: 100%; margin-left: 0; }
  .header-main { gap: 10px; }
  .brand img { width: 104px; }
  .nav-cta { min-height: 38px; padding: 8px 11px; font-size: 13px; }
  .hero { min-height: 680px; }
  .hero-content { margin-left: 18px; padding: 58px 0; }
  .hero .eyebrow { display: block; max-width: 100%; font-size: 12px; line-height: 1.4; overflow-wrap: anywhere; }
  .hero h1 { font-size: 34px; line-height: 1.14; }
  .hero p { font-size: 16px; }
  .hero-stats, .service-grid, .pricing-grid, .resource-grid, .faq-grid, .pain-points, .trust-strip, .footer-grid, .contact-section, .deliver-grid, .step-grid, .compare-table, .proof-layout, .visual-grid { grid-template-columns: 1fr; }
  .trust-strip { padding: 0 18px; }
  .trust-strip div { min-height: 0; padding: 20px 0; border-right: 0; border-left: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.18); }
  .trust-strip div:first-child { border-left: 0; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .section, .page-hero { padding-top: 58px; padding-bottom: 58px; }
  .article-hero { padding-top: 58px; }
  .guide-layout { padding-top: 34px; padding-bottom: 58px; }
  .guide-table div { grid-template-columns: 1fr; }
  .guide-table strong:first-child, .guide-table span:first-child { border-right: 0; border-bottom: 1px solid var(--line); }
  .guide-steps, .checklist-grid { grid-template-columns: 1fr; }
  .article-contact-panel { align-items: flex-start; flex-direction: column; }
  .media-panel img, .media-panel.large img, .contact-media { min-height: 280px; }
  .cta-band { margin-bottom: 58px; padding: 28px; align-items: flex-start; flex-direction: column; }
  .footer-bottom { flex-direction: column; }
  .form-grid { grid-template-columns: 1fr; }
  .contact-media { grid-row: auto; }
  .contact-card.muted { grid-column: auto; }
  .floating-contact { right: 14px; bottom: 14px; }
  .wechat-popover { right: 0; width: min(248px, calc(100vw - 28px)); }
}

/* V3 visual system overrides */
:root {
  --soft: #f6f8fc;
  --line: #e6edf8;
  --blue: #246bfe;
  --blue-2: #1557df;
  --navy: #0c1b3a;
  --amber: #ff6b35;
  --teal: #18a058;
  --radius: 24px;
  --shadow: 0 22px 70px rgba(22, 51, 103, 0.10);
}
body { background: #fff; color: #172033; line-height: 1.68; }
.site-header { background: rgba(255, 255, 255, 0.9); border-bottom: 1px solid rgba(230, 237, 248, 0.92); box-shadow: none; }
.top-contact-bar {
  min-height: 34px;
  color: #52637b;
  background: #f7f9fd;
  border-bottom: 1px solid rgba(230, 237, 248, 0.9);
}
.top-contact-bar strong { color: #073b85; }
.header-main { min-height: 78px; }
.brand img { width: 148px; height: 42px; }
.brand span { color: #66758f; }
.nav-link { color: #263247; font-weight: 650; border-radius: 10px; }
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--blue); background: #eaf2ff; }
.nav-cta { color: #fff; background: var(--blue); box-shadow: 0 14px 30px rgba(36, 107, 254, 0.22); border-radius: 10px; }
.button { border-radius: 13px; min-height: 50px; padding: 0 24px; font-weight: 900; }
.button.primary { color: #fff; background: var(--blue); box-shadow: 0 18px 36px rgba(36,107,254,.22); }
.button.secondary { color: #1d2d48; background: #fff; border-color: #d7e3f5; box-shadow: 0 12px 34px rgba(28,59,106,.06); }
.button.light { color: #1d2d48; background: #fff; border-color: #d7e3f5; }
.home-hero {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.86fr);
  gap: 54px;
  align-items: center;
  padding: 96px clamp(18px, 5vw, 72px) 84px;
  color: #172033;
  background: linear-gradient(180deg, #fbfdff 0%, #f5f8ff 100%);
  border-bottom: 1px solid var(--line);
}
.home-hero::before {
  content: "";
  position: absolute;
  inset: -120px -160px auto auto;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(36,107,254,.13), transparent 65%);
}
.home-hero::after { display: none; }
.home-hero .hero-content {
  position: relative;
  width: auto;
  max-width: 680px;
  margin: 0;
  padding: 0;
}
.home-hero .eyebrow, .page-hero .eyebrow, .section-head .eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 22px;
  padding: 9px 15px;
  border-radius: 999px;
  color: #2363df;
  background: #eaf2ff;
  font-size: 14px;
  font-weight: 900;
  text-transform: none;
}
.home-hero .eyebrow::before, .page-hero .eyebrow::before, .section-head .eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 6px rgba(36,107,254,.12);
}
.home-hero h1 {
  margin: 0 0 24px;
  color: #111b31;
  font-size: clamp(42px, 5.4vw, 68px);
  line-height: 1.08;
  letter-spacing: 0;
}
.home-hero p { max-width: 660px; color: #52637b; font-size: 18px; }
.hero-actions { margin-top: 32px; margin-bottom: 34px; }
.home-hero .hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 680px;
  margin-top: 28px;
}
.home-hero .hero-stats div {
  min-width: 150px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 8px 24px rgba(22,51,103,.04);
}
.home-hero .hero-stats dt { color: #172033; font-size: 26px; line-height: 1.2; }
.home-hero .hero-stats dd { color: #66758f; }
.hero-showcase {
  position: relative;
  display: grid;
  gap: 18px;
  min-width: 0;
}
.showcase-card, .showcase-grid div {
  background: rgba(255,255,255,.9);
  border: 1px solid #dde8f8;
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}
.showcase-card { padding: 30px; }
.showcase-card span { display: block; color: var(--blue); font-weight: 900; margin-bottom: 12px; }
.showcase-card strong { display: block; color: #111b31; font-size: 28px; line-height: 1.25; margin-bottom: 12px; }
.showcase-card p { margin: 0; color: #66758f; }
.showcase-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.showcase-grid div { padding: 20px; }
.showcase-grid strong { display: block; font-size: 18px; color: #172033; }
.showcase-grid span { color: #66758f; font-size: 14px; }
.section { padding: 86px clamp(18px, 5vw, 72px); }
.section:nth-of-type(even) { background: transparent; }
.section.pain-section, .section.pricing-section, .section.industry-section, .section.process-section { background: #f6f8fc; }
.section-head.centered, .section .section-head.centered {
  max-width: 790px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head h2, .cta-band h2, .diagnosis-copy h2 {
  color: #111b31;
  font-size: clamp(30px, 3.8vw, 44px);
  line-height: 1.22;
  letter-spacing: 0;
}
.section-head p { color: #66758f; font-size: 17px; }
.pain-grid, .why-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  max-width: 1180px;
  margin: 0 auto;
}
.pain-grid article, .why-grid article {
  min-height: 220px;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: 0 16px 44px rgba(30,66,116,.05);
}
.pain-grid strong, .why-grid strong { display: block; margin-bottom: 12px; color: #172033; font-size: 21px; line-height: 1.3; }
.pain-grid span, .why-grid span { color: #66758f; }
.service-grid, .pricing-grid, .ai-grid, .resource-grid, .faq-grid {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}
.service-grid.four-col { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.service-card, .price-card, .ai-card, .resource-grid article, .contact-card, .note-box {
  border-color: var(--line);
  border-radius: 24px;
  box-shadow: 0 16px 44px rgba(30,66,116,.05);
}
.service-card { min-height: 280px; padding: 28px; }
.card-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 20px;
  border-radius: 16px;
  color: var(--blue);
  background: linear-gradient(135deg,#eaf2ff,#fff);
  border: 1px solid #dbe7fb;
  font-size: 16px;
}
.service-card h3, .price-card h3, .ai-card h3 { margin-top: 0; color: #172033; font-size: 22px; line-height: 1.28; }
.service-card p, .price-card p, .ai-card p { color: #66758f; }
.card-tags { display: grid; gap: 8px; margin-top: 18px; color: #30415b; font-size: 14px; }
.card-tags span::before { content: "✓"; margin-right: 8px; color: var(--blue); font-weight: 900; }
.pricing-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; align-items: stretch; }
.price-card { position: relative; padding: 32px; }
.price-card.featured {
  transform: translateY(-10px);
  border: 2px solid rgba(255,107,53,.55);
  box-shadow: 0 26px 70px rgba(255,107,53,.12);
}
.price-top span {
  background: var(--amber);
  color: #fff;
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 900;
}
.price-card strong { color: var(--blue); font-size: 34px; letter-spacing: 0; }
.price-card.featured strong { color: var(--amber); }
.price-card ul { min-height: 190px; color: #30415b; }
.ai-section {
  color: #fff;
  background: linear-gradient(135deg,#10213f 0%,#132b55 55%,#0d1d3b 100%);
  overflow: hidden;
}
.ai-section .section-head h2, .ai-section .section-head p { color: #fff; }
.ai-section .section-head p { opacity: .74; }
.ai-section .eyebrow { color: #8db3ff; background: rgba(255,255,255,.09); }
.ai-section .eyebrow::before { background: #8db3ff; box-shadow: 0 0 0 6px rgba(141,179,255,.16); }
.ai-section .mini-metrics span { color: #dce7ff; background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.14); }
.ai-section .media-panel { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.12); box-shadow: none; }
.ai-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; margin-top: 34px; }
.ai-card { min-height: 170px; padding: 24px; background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.12); box-shadow: none; backdrop-filter: blur(12px); }
.ai-card span { display: block; margin-bottom: 14px; color: #8db3ff; font-weight: 900; }
.ai-card h3 { color: #fff; font-size: 17px; }
.ai-card p { color: rgba(255,255,255,.70); font-size: 14px; }
.industry-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  max-width: 1040px;
  margin: 0 auto;
}
.industry-cloud span {
  padding: 13px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(30,66,116,.04);
  color: #34435b;
  font-weight: 800;
}
.timeline.refined { max-width: 1180px; margin: 0 auto; grid-template-columns: repeat(6, minmax(0, 1fr)); }
.timeline.refined div { border-radius: 22px; box-shadow: 0 16px 44px rgba(30,66,116,.05); }
.diagnosis-section {
  display: grid;
  grid-template-columns: .88fr 1.12fr;
  gap: 42px;
  align-items: center;
  background: linear-gradient(135deg,#eff5ff,#ffffff);
}
.diagnosis-copy { max-width: 520px; }
.diagnosis-copy p, .diagnosis-copy li { color: #66758f; }
.diagnosis-copy ul { padding-left: 18px; margin-bottom: 0; }
.inquiry-card { background: #f8fbff; border-radius: 28px; }
.inquiry-form input, .inquiry-form select, .inquiry-form textarea { border-color: #dce7f6; border-radius: 12px; }
.site-footer {
  padding: 74px clamp(18px, 5vw, 72px) 24px;
  color: #606b7b;
  background: #f7f9fd;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1.2fr) repeat(3, minmax(140px, .72fr)) minmax(220px, 1fr);
  gap: 42px;
  align-items: start;
}
.footer-brand p { color: #66758f; }
.footer-brand strong { color: #172033; }
.footer-logo { width: 156px; height: 44px; background: transparent; margin-bottom: 18px; }
.site-footer h2 { margin: 0 0 20px; color: #073b85; font-size: 21px; }
.site-footer a { color: #606b7b; margin: 10px 0; }
.site-footer p { margin: 8px 0; }
.qr { width: 112px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.footer-address { max-width: 1180px; margin: 32px auto 0; color: #66758f; }
.footer-bottom {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
  border-top: 1px solid var(--line);
  color: #718199;
}
.wechat-float-btn { background: var(--blue); color: #fff; border-radius: 16px; }
.wechat-popover { border-radius: 24px; }
.page-hero {
  padding: 86px clamp(18px, 5vw, 72px);
  background: linear-gradient(180deg,#fbfdff 0%,#f5f8ff 100%);
}
.page-hero h1 { max-width: 980px; color: #111b31; font-size: clamp(38px, 4.8vw, 58px); line-height: 1.1; }
.page-hero p { color: #52637b; }
@media (max-width: 1150px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .ai-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .pain-grid, .why-grid, .service-grid.four-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1020px) {
  .home-hero { grid-template-columns: 1fr; padding-top: 70px; }
  .hero-showcase { max-width: 720px; }
  .pricing-grid, .service-grid, .resource-grid, .faq-grid, .visual-grid, .proof-layout, .contact-section, .diagnosis-section { grid-template-columns: 1fr 1fr; }
  .timeline.refined { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .top-contact-bar { display: none; }
  .header-main { min-height: 68px; padding: 10px 14px; }
  .brand img { width: 116px; height: 34px; }
  .nav-cta { min-height: 38px; padding: 0 12px; font-size: 13px; }
  .home-hero { padding: 62px 14px 56px; gap: 28px; }
  .home-hero h1 { font-size: 39px; line-height: 1.12; }
  .home-hero p { font-size: 16px; }
  .home-hero .hero-stats, .showcase-grid, .pain-grid, .why-grid, .service-grid.four-col, .service-grid, .pricing-grid, .ai-grid, .resource-grid, .faq-grid, .visual-grid, .proof-layout, .contact-section, .diagnosis-section, .footer-grid { grid-template-columns: 1fr; }
  .home-hero .hero-stats { display: grid; }
  .price-card.featured { transform: none; }
  .section { padding: 62px 14px; }
  .section-head h2, .diagnosis-copy h2 { font-size: 30px; }
  .timeline.refined { grid-template-columns: 1fr 1fr; }
  .ai-card { min-height: 0; }
  .footer-grid { gap: 28px; }
  .footer-bottom { display: block; }
}

/* Final clean override: remove the previous dark blueprint hero and protect 100% browser layout */
.site-header {
  background: #fff !important;
  border-bottom: 1px solid #e7edf7 !important;
  box-shadow: 0 8px 28px rgba(20, 42, 84, 0.05) !important;
}
.top-contact-bar {
  min-height: 32px !important;
  padding: 5px clamp(24px, 4vw, 64px) !important;
  color: #51627a !important;
  background: #f6f9ff !important;
  border-bottom: 1px solid #e7edf7 !important;
  font-size: 13px !important;
}
.top-contact-bar strong { color: #1b4f9c !important; }
.header-main {
  min-height: 72px !important;
  padding: 12px clamp(24px, 4vw, 64px) !important;
  gap: 18px !important;
}
.brand { min-width: 158px !important; }
.brand img {
  width: 158px !important;
  height: 44px !important;
  object-fit: contain !important;
}
.brand span { display: none !important; }
.site-nav {
  justify-content: flex-end !important;
  gap: 4px !important;
}
.nav-link {
  padding: 8px 10px !important;
  color: #263247 !important;
  background: transparent !important;
  font-size: 15px !important;
  line-height: 1.2 !important;
  border-radius: 12px !important;
}
.nav-link:hover, .nav-link[aria-current="page"] {
  color: var(--blue) !important;
  background: #eef5ff !important;
}
.nav-cta {
  min-height: 44px !important;
  padding: 0 18px !important;
  color: #fff !important;
  background: var(--blue) !important;
  border-radius: 14px !important;
  box-shadow: 0 14px 28px rgba(36, 107, 254, 0.18) !important;
}
.home-hero {
  position: relative !important;
  display: grid !important;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr) !important;
  gap: 48px !important;
  align-items: center !important;
  min-height: auto !important;
  padding: 86px clamp(24px, 5vw, 72px) 76px !important;
  color: #172033 !important;
  background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%) !important;
  border-bottom: 1px solid #e7edf7 !important;
  overflow: hidden !important;
}
.home-hero .hero-bg { display: none !important; }
.home-hero::before {
  content: "" !important;
  position: absolute !important;
  inset: auto -120px -190px auto !important;
  width: 520px !important;
  height: 520px !important;
  border-radius: 50% !important;
  background:
    radial-gradient(circle at 38% 35%, rgba(36, 107, 254, .12), transparent 60%),
    radial-gradient(circle at 60% 62%, rgba(255, 107, 53, .08), transparent 64%) !important;
  opacity: 1 !important;
}
.home-hero::after { display: none !important; }
.home-hero .hero-content {
  position: relative !important;
  z-index: 1 !important;
  width: auto !important;
  max-width: 720px !important;
  margin: 0 !important;
  padding: 0 !important;
}
.home-hero .eyebrow {
  margin-bottom: 18px !important;
  color: #2363df !important;
  background: #edf4ff !important;
}
.home-hero h1 {
  max-width: 760px !important;
  margin: 0 0 22px !important;
  color: #111b31 !important;
  font-size: clamp(40px, 4.5vw, 60px) !important;
  line-height: 1.13 !important;
  letter-spacing: 0 !important;
}
.home-hero p {
  max-width: 690px !important;
  color: #52637b !important;
  font-size: 18px !important;
}
.hero-actions { margin-top: 30px !important; margin-bottom: 30px !important; }
.home-hero .hero-stats {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 12px !important;
  max-width: 680px !important;
  margin-top: 28px !important;
}
.home-hero .hero-stats div {
  min-width: 0 !important;
  padding: 15px 16px !important;
  background: #fff !important;
  border: 1px solid #e7edf7 !important;
  border-radius: 18px !important;
  box-shadow: 0 12px 28px rgba(22, 51, 103, .05) !important;
}
.hero-showcase { position: relative !important; z-index: 1 !important; }
.showcase-card, .showcase-grid div {
  background: rgba(255,255,255,.94) !important;
  border-color: #dfe9f8 !important;
  box-shadow: 0 18px 54px rgba(22, 51, 103, .08) !important;
}

@media (max-width: 1280px) {
  .header-main { padding-left: 24px !important; padding-right: 24px !important; gap: 10px !important; }
  .brand { min-width: 138px !important; }
  .brand img { width: 138px !important; }
  .nav-link { padding-left: 8px !important; padding-right: 8px !important; font-size: 14px !important; }
  .nav-cta { padding-left: 14px !important; padding-right: 14px !important; }
}
@media (max-width: 1080px) {
  .site-nav { position: absolute; top: 100%; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; background: #fff; border: 1px solid var(--line); border-top: 0; padding: 12px 18px 20px; box-shadow: var(--shadow); }
  .site-nav.is-open { display: flex; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .home-hero { grid-template-columns: 1fr !important; }
}
@media (max-width: 680px) {
  .top-contact-bar { display: none !important; }
  .header-main { min-height: 66px !important; padding: 10px 14px !important; }
  .brand { min-width: auto !important; }
  .brand img { width: 120px !important; height: 36px !important; }
  .home-hero { padding: 58px 14px 52px !important; gap: 28px !important; }
  .home-hero h1 { font-size: 34px !important; line-height: 1.16 !important; }
  .home-hero p { font-size: 16px !important; }
  .home-hero .hero-stats { grid-template-columns: 1fr !important; }
  .nav-cta { display: none !important; }
}