/* ============================================================
   600车牌网 —— 前台样式
   ============================================================ */
:root {
  --primary: #0b3d91;
  --primary-dark: #082c6b;
  --primary-light: #1456c4;
  --accent: #f7b500;
  --accent-dark: #e0a300;
  --green: #12a150;
  --text: #1f2937;
  --text-light: #5b6b82;
  --bg: #f5f7fb;
  --card: #ffffff;
  --border: #e5eaf2;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(11, 61, 145, 0.08);
  --shadow-lg: 0 14px 40px rgba(11, 61, 145, 0.16);
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-light); }
ul, ol { list-style: none; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

/* ---------- 公告条 ---------- */
.announce-bar {
  background: linear-gradient(90deg, var(--primary-dark), var(--primary));
  color: #fff;
  font-size: 13.5px;
  text-align: center;
  padding: 7px 16px;
}
.announce-icon { margin-right: 6px; }

/* ---------- 头部 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(11, 61, 145, 0.05);
}
.header-inner { display: flex; align-items: center; gap: 28px; height: 74px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-plate {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 38px; border-radius: 7px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; font-size: 19px; font-weight: 800; letter-spacing: 1px;
  border: 2px solid #fff; outline: 2px solid rgba(11, 61, 145, .25);
  flex-shrink: 0;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text strong { font-size: 21px; color: var(--primary-dark); letter-spacing: 1px; }
.logo-text small { font-size: 11.5px; color: var(--text-light); letter-spacing: .5px; }
.main-nav { display: flex; gap: 4px; margin-left: auto; }
.nav-link {
  padding: 8px 14px; border-radius: 8px;
  color: var(--text); font-size: 15px; font-weight: 500;
}
.nav-link:hover { color: var(--primary); background: #eef3fc; }
.nav-link.active { color: #fff; background: var(--primary); }
.header-right { display: flex; align-items: center; gap: 12px; }
.header-phone {
  display: inline-flex; align-items: center; gap: 7px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #3a2b00; font-weight: 700; font-size: 15px;
  padding: 9px 16px; border-radius: 999px;
  box-shadow: 0 4px 12px rgba(247, 181, 0, .35);
}
.header-phone:hover { color: #3a2b00; transform: translateY(-1px); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2.5px; background: var(--primary-dark); margin: 5px 0; border-radius: 2px; transition: .25s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 26px; border-radius: 999px;
  font-size: 15px; font-weight: 600; cursor: pointer;
  border: 2px solid transparent; transition: all .2s; white-space: nowrap;
}
.btn-lg { padding: 14px 34px; font-size: 16.5px; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: #fff; box-shadow: 0 6px 18px rgba(11, 61, 145, .3); }
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(11, 61, 145, .38); }
.btn-gold { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); color: #3a2b00; box-shadow: 0 6px 18px rgba(247, 181, 0, .35); }
.btn-gold:hover { color: #3a2b00; transform: translateY(-2px); }
.btn-outline { border-color: rgba(255, 255, 255, .7); color: #fff; background: rgba(255, 255, 255, .08); backdrop-filter: blur(4px); }
.btn-outline:hover { color: #fff; background: rgba(255, 255, 255, .18); }
.btn-block { width: 100%; }
.btn-sm { padding: 7px 16px; font-size: 13.5px; }
.btn-danger { background: #dc2626; color: #fff; }
.btn-danger:hover { color: #fff; background: #b91c1c; }

/* ---------- 首页 Hero ---------- */
.hero {
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(247, 181, 0, .22), transparent 60%),
    radial-gradient(700px 400px at -10% 110%, rgba(18, 161, 80, .18), transparent 55%),
    linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 55%, #0d4fb8 100%);
  color: #fff;
  overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; padding: 72px 20px 84px; }
.hero-badge {
  display: inline-block; padding: 5px 16px; border-radius: 999px;
  background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .3);
  font-size: 13px; letter-spacing: 2px; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(28px, 4vw, 46px); line-height: 1.3; font-weight: 800; margin-bottom: 16px; }
.hero-sub { font-size: clamp(15px, 1.6vw, 18px); color: rgba(255, 255, 255, .88); max-width: 560px; margin-bottom: 30px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 14px; color: rgba(255, 255, 255, .92); }
.hero-tags li::before { content: "✓ "; color: #7ee2a8; font-weight: 700; }

/* 车牌造型 */
.hero-plate { display: flex; flex-direction: column; align-items: center; gap: 18px; padding: 10px 0; }
.plate {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 26px; border-radius: 10px;
  border: 3px solid #fff; outline: 3px solid rgba(255, 255, 255, .18);
  box-shadow: 0 18px 44px rgba(0, 0, 0, .35);
  animation: plateFloat 5s ease-in-out infinite;
}
.plate-green { animation-delay: 1.2s; }
.plate-region { font-size: 20px; font-weight: 800; letter-spacing: 2px; }
.plate-no { font-size: 30px; font-weight: 900; letter-spacing: 6px; font-family: "Arial Black", Arial, sans-serif; }
.plate-blue { background: #1658c7; color: #fff; }
.plate-blue .plate-region { color: #cfe2ff; }
.plate-green { background: linear-gradient(135deg, #0f9d58, #0b7a44); color: #fff; }
.plate-green .plate-region { color: #d8f7e6; }
.plate-chip {
  background: rgba(0, 0, 0, .35); border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 999px; padding: 8px 22px; font-size: 13px; letter-spacing: 1px;
}
@keyframes plateFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- 信任条 ---------- */
.trust-strip { background: #fff; border-bottom: 1px solid var(--border); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding: 20px 0; }
.trust-item { text-align: center; }
.trust-item strong { display: block; font-size: 22px; color: var(--primary); font-weight: 800; }
.trust-item span { font-size: 13.5px; color: var(--text-light); }

/* ---------- 通用区块 ---------- */
.section { padding: 64px 0; }
.section-alt { background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.section-tag { display: inline-block; font-size: 12px; letter-spacing: 3px; color: var(--primary); font-weight: 700; margin-bottom: 8px; }
.section-head h2 { font-size: clamp(24px, 3vw, 32px); color: var(--primary-dark); margin-bottom: 10px; }
.section-head p { color: var(--text-light); font-size: 15px; }

/* ---------- 服务卡片 ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.svc-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; box-shadow: var(--shadow); transition: all .25s;
  display: flex; flex-direction: column;
}
.svc-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: #c9d8f5; }
.svc-icon {
  width: 54px; height: 54px; border-radius: 14px; margin-bottom: 18px;
  background: #eaf1fc; position: relative;
}
.svc-icon::after { content: ""; position: absolute; inset: 14px; background-size: contain; background-repeat: no-repeat; background-position: center; }
.icon-plate::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b3d91' stroke-width='2'%3E%3Crect x='3' y='5' width='18' height='14' rx='3'/%3E%3Cpath d='M3 10h18M7 15h4'/%3E%3C/svg%3E"); }
.icon-leaf::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b3d91' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M11 20A7 7 0 0 1 9.8 6.1C15.5 5 17 4.48 19 2c1 2 2 4.18 2 8 0 5.5-4.78 10-10 10Z'/%3E%3Cpath d='M2 21c0-3 1.85-5.36 5.08-6C9.5 14.52 12 13 13 12'/%3E%3C/svg%3E"); }
.icon-car::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b3d91' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M19 17H5v-4l1.5-5.5A2 2 0 0 1 8.43 6h7.14a2 2 0 0 1 1.93 1.5L19 13v4Z'/%3E%3Ccircle cx='7.5' cy='17' r='1.5'/%3E%3Ccircle cx='16.5' cy='17' r='1.5'/%3E%3C/svg%3E"); }
.icon-gem::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b3d91' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 3h12l4 6-10 13L2 9Z'/%3E%3Cpath d='M11 3 8 9l4 13 4-13-3-6M2 9h20'/%3E%3C/svg%3E"); }
.icon-building::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b3d91' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M3 21h18M5 21V5a2 2 0 0 1 2-2h6a2 2 0 0 1 2 2v16M15 9h4a2 2 0 0 1 2 2v10M9 7h2M9 11h2M9 15h2'/%3E%3C/svg%3E"); }
.icon-chat::after { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b3d91' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M21 11.5a8.38 8.38 0 0 1-.9 3.8 8.5 8.5 0 0 1-7.6 4.7 8.38 8.38 0 0 1-3.8-.9L3 21l1.9-5.7a8.38 8.38 0 0 1-.9-3.8 8.5 8.5 0 0 1 4.7-7.6 8.38 8.38 0 0 1 3.8-.9h.5a8.48 8.48 0 0 1 8 8v.5z'/%3E%3C/svg%3E"); }
.svc-card h3 { font-size: 18px; color: var(--primary-dark); margin-bottom: 8px; }
.svc-card p { color: var(--text-light); font-size: 14.5px; flex: 1; }
.svc-more { margin-top: 14px; font-size: 14px; font-weight: 600; }

/* ---------- 为什么选择我们 ---------- */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.why-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow);
}
.why-card h3 { font-size: 17.5px; color: var(--primary-dark); margin-bottom: 12px; }
.why-card ul { display: grid; gap: 9px; }
.why-card li { font-size: 14.5px; color: var(--text-light); padding-left: 20px; position: relative; }
.why-card li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 700; }
.why-card p { font-size: 14.5px; color: var(--text-light); }

/* ---------- 流程 ---------- */
.process-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.process-list li {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 22px; text-align: center; box-shadow: var(--shadow); position: relative;
}
.step-no {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; font-size: 19px; font-weight: 800; margin-bottom: 14px;
}
.process-list h3 { font-size: 16.5px; color: var(--primary-dark); margin-bottom: 8px; }
.process-list p { font-size: 13.5px; color: var(--text-light); }

/* ---------- 客户评价 ---------- */
.tst-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tst-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 14px;
}
.tst-card blockquote { font-size: 14.5px; color: var(--text); flex: 1; }
.tst-card blockquote::before { content: "“"; color: var(--accent); font-size: 26px; font-weight: 800; }
.tst-card figcaption { display: flex; align-items: center; gap: 10px; }
.tst-stars { color: var(--accent); font-size: 15px; letter-spacing: 2px; }
.tst-card cite { font-style: normal; font-size: 13.5px; color: var(--text-light); }

/* ---------- FAQ ---------- */
.faq-home-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 44px; align-items: start; }
.faq-home-grid .section-head { text-align: left; margin: 0; }
.faq-list { display: grid; gap: 12px; }
.faq-item {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  box-shadow: var(--shadow); overflow: hidden;
}
.faq-item summary {
  cursor: pointer; padding: 16px 20px; font-size: 15px; font-weight: 600;
  color: var(--text); display: flex; align-items: center; gap: 10px; list-style: none;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "+"; flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%;
  background: #eef3fc; color: var(--primary); display: inline-flex;
  align-items: center; justify-content: center; font-weight: 700; transition: transform .2s;
}
.faq-item[open] summary::before { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-item[open] summary { color: var(--primary); }
.faq-item p { padding: 0 20px 16px 52px; font-size: 14.5px; color: var(--text-light); }
.faq-list-page { max-width: 860px; }
.faq-page-wrap { display: grid; grid-template-columns: 1fr 300px; gap: 30px; align-items: start; }
.faq-contact-card {
  background: linear-gradient(160deg, var(--primary), var(--primary-light));
  color: #fff; border-radius: var(--radius); padding: 30px 26px; text-align: center;
  position: sticky; top: 96px; display: grid; gap: 14px;
}
.faq-contact-card h3 { font-size: 19px; }
.faq-contact-card p { color: rgba(255, 255, 255, .85); font-size: 14px; }
.faq-contact-card .btn { width: 100%; }

/* ---------- 资讯 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow); display: flex; flex-direction: column;
  transition: all .25s;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.news-cat {
  display: inline-block; background: #eaf1fc; color: var(--primary);
  font-size: 12px; font-weight: 700; padding: 3px 12px; border-radius: 999px;
}
.news-meta time { font-size: 12.5px; color: var(--text-light); }
.news-card h3 { font-size: 17px; line-height: 1.5; margin-bottom: 10px; }
.news-card h3 a { color: var(--text); }
.news-card h3 a:hover { color: var(--primary); }
.news-card p { font-size: 14px; color: var(--text-light); flex: 1; }
.news-grid-page { grid-template-columns: repeat(2, 1fr); max-width: 900px; margin: 0 auto; }
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; flex-wrap: wrap; }
.pagination a, .pagination .page-current {
  min-width: 40px; padding: 8px 14px; border-radius: 8px; text-align: center;
  background: #fff; border: 1px solid var(--border); font-size: 14px; color: var(--text);
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .page-current { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---------- 文章详情 ---------- */
.article-wrap { max-width: 860px; }
.article-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 44px 48px;
}
.article-head { margin-bottom: 26px; border-bottom: 1px solid var(--border); padding-bottom: 22px; }
.article-head h1 { font-size: clamp(22px, 3vw, 30px); line-height: 1.45; color: var(--primary-dark); margin: 12px 0; }
.article-meta { display: flex; gap: 10px; align-items: center; color: var(--text-light); font-size: 13.5px; }
.article-content { font-size: 15.5px; color: #334155; }
.article-content h2 { font-size: 21px; color: var(--primary-dark); margin: 28px 0 12px; }
.article-content h3 { font-size: 18px; color: var(--primary-dark); margin: 22px 0 10px; }
.article-content p { margin-bottom: 16px; }
.article-content ul { margin: 0 0 16px 6px; display: grid; gap: 8px; }
.article-content ul li { padding-left: 22px; position: relative; }
.article-content ul li::before { content: "•"; position: absolute; left: 4px; color: var(--primary); font-weight: 700; }
.article-content blockquote {
  border-left: 4px solid var(--accent); background: #fff8e6;
  padding: 12px 18px; border-radius: 0 10px 10px 0; margin-bottom: 16px; color: #6b5a1e;
}
.article-content img { border-radius: 10px; margin: 8px 0; }
.article-content code { background: #eef2f8; padding: 2px 7px; border-radius: 5px; font-size: 14px; }
.article-pn {
  display: flex; justify-content: space-between; gap: 20px; margin-top: 24px; flex-wrap: wrap;
}
.article-pn a {
  background: #fff; border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 18px; font-size: 14px; box-shadow: var(--shadow);
  max-width: 48%;
}
.article-pn a:hover { border-color: var(--primary); color: var(--primary); }
.article-pn span { color: var(--text-light); font-size: 14px; padding: 12px 4px; }

/* ---------- 联系我们 ---------- */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 34px; align-items: start; }
.contact-info { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 22px; box-shadow: var(--shadow); text-align: center;
}
.contact-icon { font-size: 30px; margin-bottom: 10px; }
.contact-card h3 { font-size: 15.5px; color: var(--primary-dark); margin-bottom: 8px; }
.contact-value { font-size: 18px; font-weight: 800; color: var(--primary); display: block; margin-bottom: 6px; word-break: break-all; }
.contact-card p { font-size: 13px; color: var(--text-light); }
.lead-form-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 36px 38px;
}
.lead-form-card h2 { font-size: 22px; color: var(--primary-dark); margin-bottom: 6px; }
.form-desc { font-size: 14px; color: var(--text-light); margin-bottom: 22px; }
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 7px; color: var(--text); }
.form-row label em { color: #dc2626; font-style: normal; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--border); border-radius: 10px;
  font-size: 15px; font-family: inherit; background: #fafbfe; color: var(--text); transition: border-color .2s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none; border-color: var(--primary); background: #fff;
}
.form-row textarea { resize: vertical; }
.form-tip { font-size: 12.5px; color: var(--text-light); text-align: center; margin-top: 10px; }
.area-tags { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.area-tags span {
  background: #fff; border: 1px solid var(--border); color: var(--text-light);
  padding: 8px 20px; border-radius: 999px; font-size: 14px; box-shadow: var(--shadow);
}

/* ---------- 页头（内页） ---------- */
.page-hero {
  background:
    radial-gradient(600px 300px at 90% -20%, rgba(247, 181, 0, .2), transparent 60%),
    linear-gradient(135deg, var(--primary-dark), var(--primary) 60%, #0d4fb8);
  color: #fff; padding: 52px 0 56px;
}
.page-hero-thin { padding: 26px 0; }
.breadcrumb { display: flex; gap: 8px; font-size: 13px; color: rgba(255, 255, 255, .75); margin-bottom: 16px; }
.breadcrumb a { color: rgba(255, 255, 255, .85); }
.breadcrumb a:hover { color: #fff; }
.page-hero h1 { font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 12px; }
.page-hero p { font-size: 15.5px; color: rgba(255, 255, 255, .85); max-width: 680px; }

/* ---------- 服务详情 ---------- */
.svc-detail-list { display: grid; gap: 18px; max-width: 920px; margin: 0 auto; }
.svc-detail {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 34px; box-shadow: var(--shadow);
}
.svc-detail-head { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; }
.svc-detail-icon { width: 44px; height: 44px; border-radius: 12px; background: #eaf1fc; position: relative; flex-shrink: 0; }
.svc-detail-icon::after { content: ""; position: absolute; inset: 11px; background-size: contain; background-repeat: no-repeat; background-position: center; }
.svc-detail h2 { font-size: 20px; color: var(--primary-dark); }
.svc-detail > p { font-size: 15px; color: #334155; }

/* ---------- 关于 ---------- */
.about-wrap { display: grid; grid-template-columns: 1.4fr 1fr; gap: 34px; align-items: start; }
.about-main { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px 44px; box-shadow: var(--shadow); }
.about-main h2 { font-size: 24px; color: var(--primary-dark); margin-bottom: 18px; }
.about-text p { font-size: 15.5px; color: #334155; margin-bottom: 14px; }
.about-side { display: grid; gap: 18px; position: sticky; top: 96px; }
.side-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.side-card h3 { font-size: 17px; color: var(--primary-dark); margin-bottom: 14px; }
.side-contact { display: grid; gap: 10px; margin-bottom: 18px; }
.side-contact li { font-size: 14.5px; color: var(--text-light); display: flex; justify-content: space-between; gap: 12px; }
.side-contact li span { color: var(--text); font-weight: 600; flex-shrink: 0; }
.side-contact li a { font-weight: 700; }
.side-note ul { display: grid; gap: 9px; }
.side-note li { font-size: 14px; color: var(--text-light); }

/* ---------- CTA 区块 ---------- */
.cta-section {
  background:
    radial-gradient(700px 300px at 15% 120%, rgba(247, 181, 0, .25), transparent 60%),
    linear-gradient(135deg, #0a2f6d, var(--primary) 60%, #0d4fb8);
  color: #fff; padding: 64px 0;
}
.cta-inner { text-align: center; }
.cta-inner h2 { font-size: clamp(22px, 3vw, 32px); margin-bottom: 12px; }
.cta-inner > p { color: rgba(255, 255, 255, .88); margin-bottom: 26px; font-size: 15.5px; }
.cta-inner .hero-actions { justify-content: center; margin-bottom: 22px; }
.cta-address { font-size: 14px; color: rgba(255, 255, 255, .75); }

/* ---------- 页脚 ---------- */
.site-footer { background: #0a1f42; color: #c3d2ec; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 36px; padding: 52px 20px 40px; }
.footer-logo { margin-bottom: 14px; }
.footer-logo .logo-text strong { color: #fff; font-size: 19px; }
.footer-about p { font-size: 13.5px; line-height: 1.9; color: #9fb2d3; }
.footer-col h3 { color: #fff; font-size: 16px; margin-bottom: 16px; position: relative; padding-bottom: 10px; }
.footer-col h3::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 3px; border-radius: 2px; background: var(--accent); }
.footer-col ul { display: grid; gap: 10px; }
.footer-col ul a { color: #9fb2d3; font-size: 14px; }
.footer-col ul a:hover { color: var(--accent); }
.footer-contact li { font-size: 14px; color: #9fb2d3; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .08); padding: 18px 0; }
.footer-bottom p { font-size: 13px; color: #7e93b8; text-align: center; }
.footer-bottom a { color: #9fb2d3; }

/* ---------- 悬浮按钮 ---------- */
.float-bar { position: fixed; right: 18px; bottom: 90px; z-index: 90; display: flex; flex-direction: column; gap: 12px; }
.float-btn {
  width: 48px; height: 48px; border-radius: 50%; display: flex;
  align-items: center; justify-content: center; border: 0; cursor: pointer;
  box-shadow: 0 8px 20px rgba(0, 0, 0, .22); transition: transform .2s;
}
.float-btn:hover { transform: scale(1.1); }
.float-phone { background: linear-gradient(135deg, #22c55e, #16a34a); color: #fff; }
.float-msg { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); color: #3a2b00; }
.float-top { background: #fff; color: var(--primary); }
.float-top.hidden { display: none; }

/* ---------- 留言弹窗 ---------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(8, 26, 54, .55); z-index: 200;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  backdrop-filter: blur(3px);
}
.modal-mask[hidden] { display: none; }
.modal-card {
  background: #fff; border-radius: 18px; padding: 32px; width: 100%; max-width: 420px;
  position: relative; box-shadow: 0 24px 60px rgba(0, 0, 0, .3); animation: modalIn .25s ease;
}
@keyframes modalIn { from { transform: translateY(24px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-close {
  position: absolute; top: 14px; right: 16px; background: none; border: 0;
  font-size: 26px; color: var(--text-light); cursor: pointer; line-height: 1;
}
.modal-close:hover { color: var(--primary); }
.modal-card h3 { font-size: 20px; color: var(--primary-dark); margin-bottom: 6px; }
.modal-tip { font-size: 13.5px; color: var(--text-light); margin-bottom: 18px; }
.modal-card input, .modal-card select, .modal-card textarea {
  width: 100%; padding: 11px 13px; border: 1.5px solid var(--border); border-radius: 10px;
  font-size: 14.5px; font-family: inherit; margin-bottom: 12px; background: #fafbfe;
}
.modal-card input:focus, .modal-card select:focus, .modal-card textarea:focus {
  outline: none; border-color: var(--primary); background: #fff;
}
.modal-card textarea { resize: vertical; }

/* ---------- 移动端底部条 ---------- */
.mobile-bar {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 95;
  background: #fff; border-top: 1px solid var(--border); box-shadow: 0 -4px 16px rgba(0, 0, 0, .08);
}
.mobile-bar-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 0; font-size: 14px; font-weight: 600; color: var(--text);
}
.mobile-bar-btn:hover { color: var(--primary); }
.mobile-bar-primary { color: #fff; background: linear-gradient(135deg, var(--accent), var(--accent-dark)); }
.mobile-bar-primary:hover { color: #fff; }

/* ---------- 404 ---------- */
.notfound-section { padding: 90px 0; }
.notfound { text-align: center; }
.plate404 {
  display: inline-block; padding: 14px 44px; border-radius: 12px; margin-bottom: 24px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; font-size: 44px; font-weight: 900; letter-spacing: 8px;
  border: 4px solid #fff; outline: 4px solid rgba(11, 61, 145, .2); box-shadow: var(--shadow-lg);
}
.notfound h1 { font-size: 28px; color: var(--primary-dark); margin-bottom: 10px; }
.notfound p { color: var(--text-light); margin-bottom: 26px; }
.notfound .hero-actions { justify-content: center; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .svc-grid, .tst-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; padding: 56px 20px 64px; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions, .hero-tags { justify-content: center; }
  .hero-plate { display: none; }
  .why-grid, .process-list { grid-template-columns: 1fr 1fr; }
  .faq-home-grid { grid-template-columns: 1fr; gap: 28px; }
  .faq-home-grid .section-head { text-align: center; }
  .contact-wrap, .about-wrap { grid-template-columns: 1fr; }
  .about-side { position: static; }
  .faq-page-wrap { grid-template-columns: 1fr; }
  .faq-contact-card { position: static; }
}
@media (max-width: 768px) {
  .site-header { position: relative; }
  .header-inner { height: 64px; }
  .main-nav {
    position: absolute; top: 64px; left: 0; right: 0; background: #fff;
    flex-direction: column; padding: 12px 20px 18px; gap: 6px;
    border-bottom: 1px solid var(--border); box-shadow: 0 14px 24px rgba(0, 0, 0, .1);
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: block; }
  .header-phone span { display: none; }
  .header-phone { padding: 10px; }
  .section { padding: 46px 0; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .svc-grid, .tst-grid, .news-grid, .news-grid-page { grid-template-columns: 1fr; }
  .why-grid, .process-list { grid-template-columns: 1fr; }
  .contact-info { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; padding: 40px 20px 30px; }
  .mobile-bar { display: flex; }
  body { padding-bottom: 54px; }
  .float-bar { bottom: 74px; }
  .article-card { padding: 26px 22px; }
  .lead-form-card { padding: 26px 22px; }
  .svc-detail { padding: 24px 22px; }
}