/* ==========================================================
   安次区恒创网络科技中心 · 官网样式表
   浅色主题 · 蓝绿主色 · 卡片圆角阴影
   ========================================================== */

:root {
  --c-primary: #1a73e8;
  --c-primary-dark: #1557b0;
  --c-primary-light: #e8f0fe;
  --c-green: #00a854;
  --c-green-light: #e6f7ee;
  --c-ink: #1f2733;
  --c-ink-2: #4a5568;
  --c-ink-3: #718096;
  --c-line: #e6e9ef;
  --c-bg: #ffffff;
  --c-bg-gray: #f7f9fc;
  --c-bg-soft: #f0f4fa;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(23, 43, 77, .06), 0 1px 2px rgba(23, 43, 77, .04);
  --shadow: 0 4px 16px rgba(23, 43, 77, .08);
  --shadow-lg: 0 12px 32px rgba(23, 43, 77, .12);
  --maxw: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
               "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-ink);
  background: var(--c-bg);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ===== 顶部导航 ===== */
.navbar {
  position: sticky; top: 0; z-index: 900;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--c-line);
  transition: box-shadow .25s;
}
.navbar.scrolled { box-shadow: var(--shadow-sm); }
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 20px;
  height: 68px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; letter-spacing: .2px; }
.logo-icon {
  width: 34px; height: 34px; border-radius: 9px; flex: 0 0 auto;
  background: linear-gradient(135deg, var(--c-primary), #4a9bff);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 17px; font-weight: 700; box-shadow: 0 2px 8px rgba(26,115,232,.28);
}
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links > li > a {
  display: block; padding: 8px 13px; border-radius: var(--radius-sm);
  font-size: 15px; color: var(--c-ink-2); transition: all .18s;
}
.nav-links > li > a:hover { color: var(--c-primary); background: var(--c-primary-light); }
.nav-links > li > a.active { color: var(--c-primary); font-weight: 600; }
.nav-cta {
  background: var(--c-primary) !important; color: #fff !important;
  padding: 9px 20px !important; font-weight: 600;
  box-shadow: 0 2px 10px rgba(26,115,232,.3);
}
.nav-cta:hover { background: var(--c-primary-dark) !important; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--c-ink); border-radius: 2px; transition: .25s; }

/* ===== 面包屑 ===== */
.crumb-bar { background: var(--c-bg-gray); border-bottom: 1px solid var(--c-line); }
.crumb { max-width: var(--maxw); margin: 0 auto; padding: 13px 20px; font-size: 13.5px; color: var(--c-ink-3); }
.crumb a { color: var(--c-ink-2); }
.crumb a:hover { color: var(--c-primary); }
.crumb i { margin: 0 7px; font-style: normal; opacity: .5; }

/* ===== Hero ===== */
.hero {
  position: relative; overflow: hidden;
  padding: 84px 0 76px;
  background:
    radial-gradient(900px 420px at 82% -8%, rgba(26,115,232,.13), transparent 62%),
    radial-gradient(700px 380px at 4% 104%, rgba(0,168,84,.10), transparent 60%),
    linear-gradient(180deg, #fbfdff 0%, #f4f8fd 100%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(26,115,232,.035) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(26,115,232,.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 76% 62% at 50% 40%, #000 24%, transparent 76%);
}
.hero .container { position: relative; z-index: 2; }
.hero.hero-page { padding: 56px 0 50px; }
.hero-tagline {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid var(--c-line); border-radius: 100px;
  padding: 7px 17px; font-size: 13.5px; color: var(--c-primary);
  font-weight: 600; box-shadow: var(--shadow-sm); margin-bottom: 22px;
}
.hero-tagline::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--c-green); box-shadow: 0 0 0 3px var(--c-green-light);
}
.hero h1 {
  font-size: 45px; line-height: 1.24; font-weight: 800;
  letter-spacing: -.6px; margin-bottom: 20px; max-width: 780px;
}
.hero h1 .highlight {
  background: linear-gradient(180deg, transparent 62%, rgba(26,115,232,.20) 62%);
  color: var(--c-primary);
}
.hero-page h1 { font-size: 35px; }
.hero-desc { font-size: 17px; color: var(--c-ink-2); max-width: 680px; margin-bottom: 26px; }
.hero-features { display: flex; flex-wrap: wrap; gap: 9px 20px; margin-bottom: 30px; }
.hero-feature { display: flex; align-items: center; gap: 7px; font-size: 14.5px; color: var(--c-ink-2); }
.hero-feature .dot {
  width: 16px; height: 16px; border-radius: 50%; flex: 0 0 auto;
  background: var(--c-green-light); position: relative;
}
.hero-feature .dot::after {
  content: "✓"; position: absolute; inset: 0; font-size: 10px;
  color: var(--c-green); display: flex; align-items: center; justify-content: center; font-weight: 700;
}
.hero-buttons { display: flex; flex-wrap: wrap; gap: 13px; margin-bottom: 44px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 30px; border-radius: 100px; font-size: 15.5px;
  font-weight: 600; transition: all .2s; border: 1.5px solid transparent;
}
.btn-primary { background: var(--c-primary); color: #fff; box-shadow: 0 6px 18px rgba(26,115,232,.28); }
.btn-primary:hover { background: var(--c-primary-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(26,115,232,.34); }
.btn-outline { background: #fff; color: var(--c-ink); border-color: var(--c-line); box-shadow: var(--shadow-sm); }
.btn-outline:hover { border-color: var(--c-primary); color: var(--c-primary); transform: translateY(-2px); }
.btn-green { background: var(--c-green); color: #fff; box-shadow: 0 6px 18px rgba(0,168,84,.26); }
.btn-green:hover { background: #008a45; transform: translateY(-2px); }

.hero-stats { display: flex; flex-wrap: wrap; gap: 40px; }
.hero-stat .num {
  font-size: 34px; font-weight: 800; color: var(--c-primary);
  line-height: 1.1; letter-spacing: -.5px;
}
.hero-stat .label { font-size: 13.5px; color: var(--c-ink-3); margin-top: 3px; }

/* ===== 通用 Section ===== */
.section { padding: 72px 0; }
.section-gray { background: var(--c-bg-gray); }
.section-soft { background: var(--c-bg-soft); }
.section-header { text-align: center; max-width: 720px; margin: 0 auto 46px; }
.section-tag {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 1.4px;
  color: var(--c-primary); text-transform: uppercase; margin-bottom: 11px;
}
.section-title { font-size: 31px; font-weight: 800; letter-spacing: -.4px; line-height: 1.3; margin-bottom: 13px; }
.section-subtitle { font-size: 16px; color: var(--c-ink-2); }

/* ===== 服务卡片网格 ===== */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(272px, 1fr)); gap: 20px; }
.service-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 26px 24px; transition: all .25s; position: relative;
  display: flex; flex-direction: column;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(26,115,232,.34); }
.service-icon {
  width: 50px; height: 50px; border-radius: 13px; font-size: 23px;
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
  background: var(--c-primary-light);
}
.service-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.service-card p { font-size: 14.5px; color: var(--c-ink-2); margin-bottom: 15px; flex: 1; }
.service-card ul { display: flex; flex-wrap: wrap; gap: 6px; }
.service-card ul li {
  font-size: 12.5px; color: var(--c-primary); background: var(--c-primary-light);
  padding: 3px 10px; border-radius: 100px;
}
.card-link {
  display: inline-flex; align-items: center; gap: 5px; margin-top: 15px;
  font-size: 14px; font-weight: 600; color: var(--c-primary);
}
.card-link::after { content: "→"; transition: transform .2s; }
.service-card:hover .card-link::after { transform: translateX(4px); }

/* ===== 关于 ===== */
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: start; }
.about-text h3 { font-size: 23px; font-weight: 700; margin-bottom: 16px; }
.about-text p { font-size: 15.5px; color: var(--c-ink-2); margin-bottom: 15px; }
.about-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.about-tag {
  font-size: 13px; font-weight: 600; color: var(--c-green);
  background: var(--c-green-light); padding: 6px 15px; border-radius: 100px;
}
.about-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 8px 22px; box-shadow: var(--shadow-sm);
}
.info-row {
  display: flex; gap: 16px; padding: 13px 0;
  border-bottom: 1px dashed var(--c-line); font-size: 14.5px;
}
.info-row:last-child { border-bottom: none; }
.info-label { flex: 0 0 92px; color: var(--c-ink-3); }
.info-value { flex: 1; color: var(--c-ink); font-weight: 500; word-break: break-all; }

/* ===== 数字化 ===== */
.digital-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: start; }
.digital-list { display: flex; flex-direction: column; gap: 14px; }
.digital-item {
  display: flex; gap: 16px; background: #fff; border: 1px solid var(--c-line);
  border-radius: var(--radius); padding: 19px 22px; transition: all .22s;
}
.digital-item:hover { border-color: rgba(26,115,232,.34); box-shadow: var(--shadow); transform: translateX(4px); }
.digital-num {
  flex: 0 0 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, var(--c-primary), #4a9bff);
  color: #fff; font-weight: 700; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
}
.digital-item h4 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.digital-item p { font-size: 14px; color: var(--c-ink-2); }
.digital-visual {
  background: linear-gradient(160deg, #16324f, #1f4d7a);
  border-radius: var(--radius-lg); padding: 32px 28px; color: #fff;
  box-shadow: var(--shadow-lg); position: sticky; top: 88px;
}
.digital-visual h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.circle-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.circle-tag {
  font-size: 13px; padding: 6px 14px; border-radius: 100px;
  background: rgba(255,255,255,.13); border: 1px solid rgba(255,255,255,.2);
}

/* ===== 流程 ===== */
.process-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 18px; margin-bottom: 42px; }
.process-step {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 26px 22px; position: relative; transition: all .25s;
}
.process-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.process-step-icon { font-size: 30px; margin-bottom: 13px; }
.process-step h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.process-step p { font-size: 14px; color: var(--c-ink-2); }
.process-step::before {
  content: attr(data-step); position: absolute; top: 18px; right: 22px;
  font-size: 30px; font-weight: 800; color: rgba(26,115,232,.09); line-height: 1;
}
.process-commitments { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; }
.commitment-card {
  display: flex; gap: 15px; align-items: flex-start;
  background: linear-gradient(135deg, rgba(26,115,232,.05), rgba(0,168,84,.03));
  border: 1px solid rgba(26,115,232,.14); border-radius: var(--radius); padding: 21px 22px;
}
.commitment-card .ci { font-size: 25px; flex: 0 0 auto; }
.commitment-card h4 { font-size: 15.5px; font-weight: 700; margin-bottom: 4px; }
.commitment-card p { font-size: 13.5px; color: var(--c-ink-2); }

/* ===== 区域 ===== */
.coverage-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(158px, 1fr)); gap: 14px; }
.coverage-item {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 19px 14px; text-align: center; transition: all .22s;
}
.coverage-item:hover { border-color: var(--c-primary); box-shadow: var(--shadow); transform: translateY(-3px); }
.coverage-item .ci { font-size: 23px; margin-bottom: 7px; }
.coverage-item h4 { font-size: 15px; font-weight: 600; }
.coverage-item.badge {
  background: linear-gradient(135deg, var(--c-primary), #4a9bff);
  color: #fff; border: none; font-weight: 700; font-size: 15px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}

/* ===== 联系 ===== */
.contact-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 34px; align-items: start; }
.contact-info-card {
  background: #fff; border: 1px solid var(--c-line);
  border-radius: var(--radius); padding: 28px 26px; box-shadow: var(--shadow-sm);
}
.contact-info-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 18px; }
.contact-row { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px dashed var(--c-line); }
.contact-row:last-child { border-bottom: none; }
.cr-icon {
  flex: 0 0 38px; height: 38px; border-radius: 11px; font-size: 17px;
  background: var(--c-primary-light); display: flex; align-items: center; justify-content: center;
}
.cr-label { font-size: 12.5px; color: var(--c-ink-3); margin-bottom: 3px; }
.cr-value { font-size: 15px; font-weight: 600; }
.form-card { background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius); padding: 28px 26px; box-shadow: var(--shadow-sm); }
.form-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 6px; }
.form-card > p { font-size: 14px; color: var(--c-ink-3); margin-bottom: 20px; }
.form-row { margin-bottom: 15px; }
.form-row label { display: block; font-size: 13.5px; font-weight: 600; color: var(--c-ink-2); margin-bottom: 6px; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--c-line);
  border-radius: var(--radius-sm); font-size: 15px; font-family: inherit;
  color: var(--c-ink); background: #fff; transition: border-color .18s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px var(--c-primary-light);
}
.form-row textarea { resize: vertical; min-height: 96px; }
.form-submit {
  width: 100%; padding: 14px; border-radius: var(--radius-sm);
  background: var(--c-primary); color: #fff; font-size: 16px; font-weight: 600;
  transition: all .2s;
}
.form-submit:hover { background: var(--c-primary-dark); }
.form-note { font-size: 12.5px; color: var(--c-ink-3); margin-top: 12px; text-align: center; }

/* ===== 文章列表 ===== */
.article-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 20px; }
.article-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 24px; transition: all .22s; display: flex; flex-direction: column;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(26,115,232,.3); }
.article-cat {
  display: inline-block; align-self: flex-start; font-size: 12px; font-weight: 600;
  color: var(--c-green); background: var(--c-green-light);
  padding: 3px 11px; border-radius: 100px; margin-bottom: 12px;
}
.article-card h3 { font-size: 17px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; }
.article-card p { font-size: 14px; color: var(--c-ink-2); flex: 1; }

/* ===== 文章详情 ===== */
.article-body { max-width: 780px; margin: 0 auto; }
.article-body h2 {
  font-size: 23px; font-weight: 700; margin: 36px 0 15px;
  padding-left: 14px; border-left: 4px solid var(--c-primary); line-height: 1.45;
}
.article-body h3 { font-size: 18px; font-weight: 700; margin: 26px 0 11px; }
.article-body p { font-size: 16px; color: var(--c-ink-2); margin-bottom: 15px; }
.article-body ul, .article-body ol { margin: 0 0 16px; padding-left: 4px; }
.article-body ul li, .article-body ol li {
  font-size: 15.5px; color: var(--c-ink-2); margin-bottom: 9px;
  padding-left: 22px; position: relative;
}
.article-body ul li::before {
  content: ""; position: absolute; left: 4px; top: 10px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--c-primary);
}
.article-body table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14.5px; }
.article-body th {
  background: var(--c-primary-light); color: var(--c-primary);
  font-weight: 700; text-align: left; padding: 12px 14px; border: 1px solid var(--c-line);
}
.article-body td { padding: 11px 14px; border: 1px solid var(--c-line); color: var(--c-ink-2); }
.article-body blockquote {
  background: var(--c-bg-gray); border-left: 4px solid var(--c-primary);
  padding: 15px 20px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 20px 0; font-size: 15.5px; color: var(--c-ink-2);
}
.article-body strong { color: var(--c-ink); font-weight: 700; }
.faq-item { background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-sm); padding: 18px 20px; margin-bottom: 12px; }
.faq-item h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: var(--c-primary); }
.faq-item p { font-size: 15px; color: var(--c-ink-2); margin-bottom: 0; }
.disclaimer {
  margin-top: 34px; padding: 18px 20px; background: var(--c-bg-gray);
  border-radius: var(--radius-sm); font-size: 13.5px; color: var(--c-ink-3); line-height: 1.7;
}

/* ===== 价值栏 ===== */
.value-bar { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.value-item {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 22px 20px; display: flex; gap: 13px; align-items: flex-start; transition: all .2s;
}
.value-item:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.value-item .vi { font-size: 24px; flex: 0 0 auto; }
.value-item h4 { font-size: 15.5px; font-weight: 700; margin-bottom: 3px; }
.value-item p { font-size: 13.5px; color: var(--c-ink-3); }

/* ===== CTA 条 ===== */
.cta-band {
  background: linear-gradient(135deg, #16324f, #1f4d7a);
  border-radius: var(--radius-lg); padding: 44px 40px; color: #fff;
  display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between;
}
.cta-band h3 { font-size: 25px; font-weight: 800; margin-bottom: 7px; }
.cta-band p { font-size: 15.5px; opacity: .82; }

/* ===== 页脚 ===== */
.footer { background: #131b26; color: #9aa7b8; padding: 54px 0 26px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.25fr; gap: 34px; margin-bottom: 36px; }
.footer-brand h3 { color: #fff; font-size: 17px; font-weight: 700; margin-bottom: 13px; }
.footer-brand p { font-size: 14px; line-height: 1.85; }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 14px; }
.footer-col ul li { font-size: 14px; margin-bottom: 9px; line-height: 1.6; }
.footer-col ul li a { transition: color .18s; }
.footer-col ul li a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.09); padding-top: 22px;
  font-size: 13px; line-height: 1.9; text-align: center;
}
.footer-bottom a { color: #9aa7b8; }
.footer-bottom a:hover { color: #fff; }

/* ===== 浮动按钮 ===== */
.float-contact { position: fixed; right: 22px; bottom: 88px; display: flex; flex-direction: column; gap: 11px; z-index: 800; }
.float-btn {
  width: 48px; height: 48px; border-radius: 50%; font-size: 21px;
  background: #fff; box-shadow: 0 4px 16px rgba(23,43,77,.18);
  display: flex; align-items: center; justify-content: center; transition: all .2s;
}
.float-btn:hover { transform: scale(1.08); }
.float-btn.phone { background: var(--c-primary); color: #fff; }
.back-top {
  position: fixed; right: 22px; bottom: 24px; width: 42px; height: 42px;
  border-radius: 50%; background: var(--c-ink); color: #fff; font-size: 17px;
  box-shadow: var(--shadow); opacity: 0; pointer-events: none; transition: all .25s; z-index: 800;
}
.back-top.show { opacity: 1; pointer-events: auto; }
.back-top:hover { background: var(--c-primary); }

/* ===== 动画 ===== */
.fade-in { animation: fadeUp .7s cubic-bezier(.22,.9,.32,1) both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s cubic-bezier(.22,.9,.32,1), transform .6s cubic-bezier(.22,.9,.32,1); }
.reveal.in { opacity: 1; transform: none; }

/* ===== 提示条 ===== */
.toast {
  position: fixed; left: 50%; bottom: 42px; transform: translate(-50%, 20px);
  background: var(--c-ink); color: #fff; padding: 13px 26px; border-radius: 100px;
  font-size: 14.5px; opacity: 0; pointer-events: none; transition: all .3s; z-index: 999;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ===== 响应式 ===== */
@media (max-width: 980px) {
  .about-grid, .digital-grid, .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .digital-visual { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
}
@media (max-width: 768px) {
  .nav-links {
    position: fixed; top: 68px; left: 0; right: 0; background: #fff;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 10px 16px 18px; border-bottom: 1px solid var(--c-line);
    box-shadow: var(--shadow); transform: translateY(-140%); transition: transform .3s; max-height: calc(100vh - 68px); overflow-y: auto;
  }
  .nav-links.open { transform: none; }
  .nav-links > li > a { padding: 13px 12px; border-bottom: 1px solid var(--c-bg-gray); }
  .nav-cta { margin-top: 10px; text-align: center; }
  .nav-toggle { display: flex; }
  .hero { padding: 56px 0 52px; }
  .hero h1 { font-size: 31px; }
  .hero-page h1 { font-size: 26px; }
  .hero-desc { font-size: 15.5px; }
  .hero-stats { gap: 26px; }
  .hero-stat .num { font-size: 27px; }
  .section { padding: 52px 0; }
  .section-title { font-size: 25px; }
  .services-grid, .article-grid, .coverage-grid { grid-template-columns: 1fr; }
  .coverage-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-band { padding: 32px 24px; }
  .cta-band h3 { font-size: 21px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .info-row { flex-direction: column; gap: 3px; }
  .info-label { flex: none; }
  .float-contact { right: 14px; bottom: 76px; }
  .back-top { right: 14px; bottom: 18px; }
  .article-body h2 { font-size: 20px; }
}