:root {
  --bg: #f6f8fc;
  --surface: #ffffff;
  --surface-2: #eef5ff;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --primary: #155eef;
  --primary-2: #06b6d4;
  --primary-dark: #0b2f73;
  --success: #10b981;
  --shadow: 0 20px 60px rgba(15, 23, 42, .08);
  --radius: 24px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(226, 232, 240, .9);
}
.nav { height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 14px;
  display: grid; place-items: center;
  color: #fff; font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 12px 30px rgba(21, 94, 239, .24);
}
.brand-text { font-size: 20px; font-weight: 800; letter-spacing: .5px; line-height: 1.1; }
.brand-text small { display: block; font-size: 11px; color: var(--muted); letter-spacing: .08em; margin-top: 3px; text-transform: uppercase; }
.nav-menu { display: flex; align-items: center; gap: 26px; }
.nav-menu a { color: #334155; font-size: 15px; font-weight: 600; transition: .2s ease; }
.nav-menu a:hover, .nav-menu a.active { color: var(--primary); }
.nav-cta {
  padding: 10px 16px;
  color: #fff !important;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 10px 24px rgba(21, 94, 239, .18);
}
.nav-toggle { display: none; width: 42px; height: 42px; border: 0; border-radius: 12px; background: var(--surface-2); cursor: pointer; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--ink); margin: 5px auto; border-radius: 2px; transition: .2s; }

.hero { position: relative; min-height: 720px; display: flex; align-items: center; overflow: hidden; background: linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%); }
.hero-bg::before, .hero-bg::after {
  content: ""; position: absolute; border-radius: 999px; filter: blur(8px); opacity: .8;
}
.hero-bg::before { width: 520px; height: 520px; right: -120px; top: 80px; background: radial-gradient(circle, rgba(6,182,212,.22), transparent 65%); }
.hero-bg::after { width: 560px; height: 560px; left: -180px; bottom: -180px; background: radial-gradient(circle, rgba(21,94,239,.18), transparent 68%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.06fr .94fr; align-items: center; gap: 52px; padding: 86px 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-size: 14px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 999px; background: var(--primary-2); box-shadow: 0 0 0 6px rgba(6,182,212,.12); }
.hero h1 { margin-top: 16px; font-size: clamp(40px, 5vw, 68px); line-height: 1.08; letter-spacing: -2px; color: #07132f; }
.hero-desc { margin-top: 24px; max-width: 680px; color: #475569; font-size: 19px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 13px 22px; border-radius: 999px; font-size: 15px; font-weight: 800; transition: .25s ease; border: 1px solid transparent; cursor: pointer; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary-2)); box-shadow: 0 16px 34px rgba(21, 94, 239, .22); }
.btn-light { color: var(--primary-dark); background: rgba(255,255,255,.84); border-color: var(--line); }
.hero-note { margin-top: 18px; color: var(--muted); font-size: 14px; }
.hero-panel { background: rgba(255,255,255,.78); border: 1px solid rgba(255,255,255,.9); border-radius: 34px; padding: 24px; box-shadow: var(--shadow); backdrop-filter: blur(18px); }
.panel-head { display: flex; align-items: center; gap: 10px; color: #334155; }
.panel-head span { width: 12px; height: 12px; border-radius: 50%; background: var(--success); box-shadow: 18px 0 0 #f59e0b, 36px 0 0 #ef4444; margin-right: 38px; }
.score-card { margin-top: 24px; padding: 28px; border-radius: 28px; background: linear-gradient(135deg, #0b2f73, #155eef 60%, #06b6d4); color: #fff; display: flex; align-items: flex-end; justify-content: space-between; }
.score-card small { display: block; opacity: .8; font-size: 14px; }
.score-card strong { display: block; font-size: 64px; line-height: 1; margin-top: 8px; }
.score-trend { padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,.16); font-size: 13px; font-weight: 700; }
.metric-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
.metric-list div { background: #f8fafc; border: 1px solid var(--line); border-radius: 18px; padding: 16px 12px; }
.metric-list span { display: block; font-size: 12px; color: var(--muted); }
.metric-list strong { display: block; margin-top: 4px; color: var(--ink); font-size: 18px; }
.ai-search-box { margin-top: 14px; background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 20px; }
.ai-search-box span { font-size: 13px; color: var(--muted); }
.ai-search-box p { font-size: 20px; font-weight: 800; margin: 6px 0 8px; }
.ai-search-box em { display: block; color: #475569; font-style: normal; font-size: 14px; }

.trust-strip { margin-top: -36px; position: relative; z-index: 3; }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; padding: 18px; background: rgba(255,255,255,.92); border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow); }
.trust-grid div { padding: 18px; border-radius: 20px; background: #f8fafc; }
.trust-grid strong { display: block; color: #0f172a; font-size: 17px; }
.trust-grid span { display: block; color: var(--muted); margin-top: 5px; font-size: 14px; }

.section { padding: 96px 0; }
.section-heading { max-width: 760px; margin: 0 auto 46px; text-align: center; }
.section-heading h2, .section-intro h2 { font-size: clamp(30px, 4vw, 46px); line-height: 1.18; letter-spacing: -1px; margin: 12px 0 16px; }
.section-heading p, .section-intro p { color: var(--muted); font-size: 17px; }
.soft-bg { background: #fff; }
.two-col { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; align-items: center; }
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.pain-grid article { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: 0 12px 40px rgba(15,23,42,.05); }
.pain-grid b { color: var(--primary); font-size: 13px; letter-spacing: .08em; }
.pain-grid h3 { margin: 8px 0; font-size: 21px; }
.pain-grid p { color: var(--muted); }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; transition: .25s ease; box-shadow: 0 12px 38px rgba(15, 23, 42, .04); }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(21,94,239,.24); }
.icon { display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: 16px; color: var(--primary); background: #eff6ff; font-weight: 900; }
.service-card h3 { margin: 20px 0 10px; font-size: 22px; }
.service-card p { color: var(--muted); }
.method-timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; position: relative; }
.method-timeline div { min-height: 160px; padding: 26px; border-radius: 26px; background: linear-gradient(180deg, #fff, #f8fbff); border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(15,23,42,.05); }
.method-timeline b { display: block; font-size: 24px; color: var(--primary); margin-bottom: 14px; }
.method-timeline span { color: #475569; font-weight: 700; }
.dark-section { background: #07132f; color: #fff; position: relative; overflow: hidden; }
.dark-section::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 20% 10%, rgba(21,94,239,.24), transparent 38%), radial-gradient(circle at 90% 80%, rgba(6,182,212,.2), transparent 35%); }
.dark-section .container { position: relative; }
.dark-section .section-heading p { color: #b6c6dd; }
.dark-section .eyebrow { color: #7dd3fc; }
.process-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.process-card { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: 24px; padding: 24px; min-height: 220px; backdrop-filter: blur(10px); }
.process-card span { color: #7dd3fc; font-weight: 800; font-size: 13px; }
.process-card h3 { margin: 14px 0 10px; font-size: 20px; }
.process-card p { color: #cbd5e1; font-size: 15px; }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.case-card { position: relative; overflow: hidden; border-radius: 28px; padding: 32px; min-height: 270px; background: #fff; border: 1px solid var(--line); box-shadow: 0 12px 38px rgba(15, 23, 42, .05); }
.case-card::after { content: ""; position: absolute; width: 180px; height: 180px; border-radius: 50%; right: -70px; bottom: -80px; background: radial-gradient(circle, rgba(21,94,239,.15), transparent 66%); }
.case-card small { color: var(--primary); font-weight: 900; }
.case-card h3 { margin: 14px 0; font-size: 24px; line-height: 1.25; }
.case-card p { color: var(--muted); }
.deliver-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 54px; align-items: center; }
.deliver-list { background: #fff; border: 1px solid var(--line); border-radius: 28px; padding: 18px; box-shadow: var(--shadow); }
.deliver-list div { display: flex; align-items: center; gap: 18px; padding: 20px; border-radius: 18px; }
.deliver-list div + div { border-top: 1px solid var(--line); }
.deliver-list strong { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; background: #eff6ff; color: var(--primary); }
.deliver-list span { font-size: 18px; font-weight: 800; }
.cta-section { padding: 60px 0 100px; }
.cta-card { display: grid; grid-template-columns: 1fr 380px; gap: 34px; align-items: center; padding: 44px; border-radius: 34px; color: #fff; background: linear-gradient(135deg, #07132f, #0b2f73 58%, #155eef); box-shadow: var(--shadow); }
.cta-card h2 { font-size: clamp(30px, 4vw, 44px); line-height: 1.18; margin: 12px 0 14px; }
.cta-card p { color: #dbeafe; }
.cta-card .eyebrow { color: #7dd3fc; }
.contact-box { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.16); border-radius: 26px; padding: 24px; }
.contact-box p { display: grid; gap: 4px; margin-bottom: 18px; }
.contact-box strong { color: #fff; }
.contact-box span { color: #cbd5e1; }

/* 在线客服：右下角一问一答聊天窗口 */
.nav-menu button.nav-cta,
button.btn {
  font: inherit;
  cursor: pointer;
}
.nav-menu button.nav-cta {
  border: 0;
  font-size: 15px;
  font-weight: 600;
}
.consult-chat-widget {
  position: relative;
  z-index: 2200;
}
.consult-chat-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 2201;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 188px;
  padding: 14px 18px 14px 14px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #155eef, #06b6d4);
  box-shadow: 0 18px 42px rgba(21, 94, 239, .34);
  cursor: pointer;
  transition: .22s ease;
}
.consult-chat-fab:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 52px rgba(21, 94, 239, .42);
}
.consult-chat-fab.hide { display: none; }
.chat-fab-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255,255,255,.18);
  font-size: 22px;
}
.consult-chat-fab span:last-child {
  display: grid;
  gap: 2px;
  text-align: left;
}
.consult-chat-fab strong { font-size: 16px; line-height: 1; }
.consult-chat-fab small { color: #dbeafe; font-size: 12px; }
.consult-chat-panel {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 2202;
  width: min(410px, calc(100vw - 32px));
  height: min(650px, calc(100vh - 48px));
  display: none;
  flex-direction: column;
  overflow: hidden;
  border-radius: 28px;
  background: #fff;
  border: 1px solid rgba(219, 227, 239, .96);
  box-shadow: 0 28px 90px rgba(7, 19, 47, .28);
}
.consult-chat-panel.open { display: flex; }
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 18px;
  color: #fff;
  background:
    radial-gradient(circle at 20% 10%, rgba(125,211,252,.34), transparent 38%),
    linear-gradient(135deg, #07132f, #0b2f73 58%, #155eef);
}
.chat-agent {
  display: flex;
  align-items: center;
  gap: 12px;
}
.chat-avatar {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(255,255,255,.18);
  font-weight: 900;
}
.chat-agent div { display: grid; gap: 4px; }
.chat-agent strong { color: #fff; line-height: 1; }
.chat-agent small { color: #bfdbfe; font-size: 12px; }
.chat-close {
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  color: #fff;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}
.chat-close:hover { background: rgba(255,255,255,.22); }
.chat-messages {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(248,250,252,.96), rgba(255,255,255,.96));
}
.chat-message {
  display: flex;
  width: 100%;
}
.chat-message.user { justify-content: flex-end; }
.chat-message.bot { justify-content: flex-start; }
.chat-bubble {
  max-width: 84%;
  padding: 13px 15px;
  border-radius: 18px;
  font-size: 14px;
  line-height: 1.7;
  word-break: break-word;
}
.chat-message.bot .chat-bubble {
  color: #0f172a;
  background: #fff;
  border: 1px solid var(--line);
  border-top-left-radius: 6px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, .05);
}
.chat-message.user .chat-bubble {
  color: #fff;
  background: linear-gradient(135deg, #155eef, #2563eb);
  border-top-right-radius: 6px;
}
.chat-bubble strong { display: block; margin-bottom: 4px; }
.chat-bubble p { margin: 4px 0 0; color: inherit; }
.chat-suggestion-list {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}
.chat-suggestion-list li {
  padding: 9px 10px;
  border-radius: 12px;
  background: #f1f5f9;
  color: #334155;
}
.chat-json-title {
  margin-bottom: 8px;
  color: #0f172a;
  font-weight: 900;
}
.chat-json {
  max-height: 220px;
  margin: 0;
  padding: 12px;
  overflow: auto;
  border-radius: 14px;
  color: #dbeafe;
  background: #07132f;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
}
.chat-actions {
  display: flex;
  justify-content: flex-end;
  padding: 0 14px;
  background: #fff;
}
.chat-restart {
  display: none;
  margin-top: 10px;
  border: 0;
  border-radius: 999px;
  padding: 7px 12px;
  color: var(--primary);
  background: #eff6ff;
  font-weight: 800;
  cursor: pointer;
}
.chat-restart.show { display: inline-flex; }
.chat-form {
  display: grid;
  grid-template-columns: 1fr 76px;
  gap: 10px;
  padding: 14px;
  border-top: 1px solid var(--line);
  background: #fff;
}
.chat-input {
  width: 100%;
  height: 46px;
  border: 1px solid #dbe3ef;
  border-radius: 999px;
  padding: 0 16px;
  outline: none;
  color: #0f172a;
  font-size: 14px;
}
.chat-input:focus {
  border-color: rgba(21, 94, 239, .58);
  box-shadow: 0 0 0 4px rgba(21, 94, 239, .10);
}
.chat-send {
  height: 46px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: var(--primary);
  font-weight: 900;
  cursor: pointer;
}
.chat-send:disabled,
.chat-input:disabled {
  opacity: .68;
  cursor: not-allowed;
}

.page-hero { padding: 94px 0 74px; background: linear-gradient(135deg, #eef5ff, #ffffff); text-align: center; }
.page-hero.compact { padding: 72px 0 46px; }
.page-hero h1 { font-size: clamp(36px, 5vw, 56px); line-height: 1.1; margin: 12px 0; letter-spacing: -1px; }
.page-hero p { color: var(--muted); font-size: 18px; max-width: 700px; margin: 0 auto; }
.news-toolbar { display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; margin-bottom: 28px; }
.news-toolbar h2 { font-size: 34px; }
.news-toolbar p { color: var(--muted); }
.news-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: #fff; border: 1px solid var(--line); border-radius: 26px; overflow: hidden; box-shadow: 0 12px 38px rgba(15, 23, 42, .05); transition: .25s ease; cursor: pointer; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.news-cover { height: 190px; background: linear-gradient(135deg, #155eef, #06b6d4); overflow: hidden; }
.news-cover img { width: 100%; height: 100%; object-fit: cover; }
.news-info { padding: 24px; }
.news-time { color: var(--primary); font-size: 13px; font-weight: 800; }
.news-title { margin: 10px 0; font-size: 21px; line-height: 1.35; font-weight: 900; }
.news-desc { color: var(--muted); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-more { display: inline-flex; margin-top: 18px; color: var(--primary); font-weight: 900; }
.faq-layout { display: grid; grid-template-columns: 340px 1fr; gap: 32px; align-items: start; }
.faq-aside { position: sticky; top: 104px; background: #fff; border: 1px solid var(--line); border-radius: 28px; padding: 30px; box-shadow: 0 12px 38px rgba(15,23,42,.05); }
.faq-aside h2 { font-size: 30px; line-height: 1.2; }
.faq-aside p { color: var(--muted); margin: 14px 0 24px; }
.faq-list { display: grid; gap: 16px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 22px; overflow: hidden; box-shadow: 0 10px 30px rgba(15,23,42,.04); }
.faq-question { width: 100%; border: 0; background: transparent; color: var(--ink); padding: 22px 24px; text-align: left; font-size: 18px; font-weight: 900; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.faq-question::after { content: "+"; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; color: var(--primary); background: #eff6ff; flex: 0 0 auto; }
.faq-item.open .faq-question::after { content: "−"; }
.faq-answer { display: none; padding: 0 24px 24px; color: var(--muted); }
.faq-item.open .faq-answer { display: block; }
.article-section { padding-top: 54px; }
.news-detail { max-width: 880px; margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: 30px; padding: min(7vw, 54px); box-shadow: var(--shadow); }
.back-btn { display: inline-flex; align-items: center; margin-bottom: 28px; color: var(--primary); font-weight: 900; }
.detail-title { font-size: clamp(30px, 4vw, 46px); line-height: 1.18; letter-spacing: -1px; }
.detail-time { color: var(--muted); margin: 14px 0 28px; }
.detail-content { color: #334155; font-size: 17px; }
.detail-content h3 { margin: 28px 0 12px; font-size: 25px; color: #0f172a; }
.detail-content p { margin: 16px 0; }
.detail-content ul { padding-left: 20px; margin: 16px 0; }
.detail-content li { margin: 8px 0; }
.detail-content img { width: 100%; border-radius: 18px; margin: 22px 0; border: 1px solid var(--line); box-shadow: 0 12px 32px rgba(15,23,42,.06); }
.skeleton-line { height: 18px; border-radius: 99px; background: linear-gradient(90deg, #eef2f7, #f8fafc, #eef2f7); margin-bottom: 18px; }
.skeleton-line.w60 { width: 60%; height: 34px; }
.skeleton-line.w80 { width: 80%; }
.site-footer { background: #07132f; color: #cbd5e1; padding: 52px 0 26px; }
.footer-grid { display: flex; align-items: flex-start; justify-content: space-between; gap: 28px; padding-bottom: 28px; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer-grid strong { color: #fff; font-size: 22px; }
.footer-grid p { max-width: 520px; color: #94a3b8; margin-top: 8px; }
.footer-grid a { display: inline-flex; margin-left: 22px; color: #cbd5e1; }
.footer-grid a:hover { color: #fff; }
.copyright { color: #64748b; padding-top: 20px; font-size: 14px; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

@media (max-width: 1100px) {
  .hero-grid, .two-col, .deliver-grid, .cta-card, .faq-layout { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid, .case-grid, .news-list { grid-template-columns: repeat(2, 1fr); }
  .method-timeline, .process-grid { grid-template-columns: repeat(3, 1fr); }
  .faq-aside { position: static; }
}
@media (max-width: 820px) {
  .container { width: min(100% - 28px, 1180px); }
  .nav { height: 66px; }
  .brand-text { font-size: 18px; }
  .nav-toggle { display: block; }
  .nav-menu { position: fixed; left: 14px; right: 14px; top: 72px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 14px; border: 1px solid var(--line); background: #fff; border-radius: 22px; box-shadow: var(--shadow); }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 13px 12px; border-radius: 14px; }
  .nav-menu a:hover { background: #f8fafc; }
  .nav-menu button.nav-cta { width: 100%; margin-top: 4px; padding: 13px 12px; }
  .hero { min-height: auto; }
  .hero-grid { padding: 58px 0 76px; gap: 34px; }
  .hero h1 { letter-spacing: -1px; }
  .hero-desc { font-size: 17px; }
  .score-card { padding: 22px; }
  .score-card strong { font-size: 54px; }
  .metric-list, .trust-grid, .pain-grid, .service-grid, .case-grid, .news-list, .method-timeline, .process-grid { grid-template-columns: 1fr; }
  .section { padding: 68px 0; }
  .news-toolbar { align-items: flex-start; flex-direction: column; }
  .footer-grid { flex-direction: column; }
  .footer-grid a { margin: 0 18px 0 0; }
}
@media (max-width: 520px) {
  .hero-actions { align-items: stretch; flex-direction: column; }
  .consult-chat-panel { left: 12px; right: 12px; bottom: 12px; width: auto; height: min(620px, calc(100vh - 24px)); border-radius: 24px; }
  .consult-chat-fab { right: 14px; bottom: 14px; min-width: 168px; }
  .chat-bubble { max-width: 90%; }
  .btn { width: 100%; }
  .cta-card { padding: 28px; }
  .trust-strip { margin-top: -20px; }
}


/* 后台富文本发布内容样式增强 */
.detail-content h2 { margin: 34px 0 14px; font-size: 28px; color: #0f172a; line-height: 1.35; }
.detail-content h4 { margin: 24px 0 10px; font-size: 21px; color: #0f172a; }
.detail-content div { margin: 14px 0; }
.detail-content blockquote { margin: 22px 0; padding: 18px 22px; border-left: 4px solid var(--primary); background: #f8fafc; border-radius: 14px; color: #475569; }
.detail-content table { width: 100%; border-collapse: collapse; margin: 24px 0; overflow: hidden; border-radius: 14px; box-shadow: 0 0 0 1px var(--line); }
.detail-content th, .detail-content td { border: 1px solid var(--line); padding: 12px 14px; text-align: left; vertical-align: top; }
.detail-content th { background: #f8fafc; color: #0f172a; font-weight: 800; }
.detail-content a { color: var(--primary); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.faq-answer { white-space: normal; line-height: 1.85; }