/* ============================================================
   飞傲软件 · 小程序定制开发官网
   蓝白风格 · 响应式 · SEO 友好
   ============================================================ */

:root {
  --blue: #1a6cf5;
  --blue-deep: #0d4fd8;
  --blue-dark: #0a3fa8;
  --navy: #0a2a52;
  --navy-2: #12386b;
  --sky: #35a6ff;
  --cyan: #38bdf8;
  --blue-50: #eaf2ff;
  --blue-100: #dcebff;
  --blue-200: #b9d6ff;
  --ink: #1c2b3a;
  --muted: #5b6b80;
  --line: #e6edf7;
  --white: #ffffff;
  --bg: #f5f9ff;
  --green: #12b76a;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 4px 14px rgba(13, 79, 216, 0.08);
  --shadow: 0 12px 32px rgba(13, 79, 216, 0.12);
  --shadow-lg: 0 24px 60px rgba(10, 42, 82, 0.16);
  --grad: linear-gradient(135deg, #1a6cf5 0%, #0d4fd8 60%, #0a3fa8 100%);
  --grad-soft: linear-gradient(135deg, #eaf2ff 0%, #f5f9ff 100%);
  --grad-text: linear-gradient(120deg, #1a6cf5, #35a6ff);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

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

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

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--blue); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 88px 0; }
.section--soft { background: var(--bg); }
.section--white { background: var(--white); }

/* ---------- 通用标题 ---------- */
.section-head { max-width: 760px; margin: 0 auto 52px; text-align: center; }
.section-head .eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--blue); font-weight: 600; font-size: 14px;
  letter-spacing: .14em; text-transform: uppercase;
}
.section-head .eyebrow::before,
.section-head .eyebrow::after {
  content: ""; width: 22px; height: 2px; background: var(--blue); border-radius: 2px;
}
.section-head h2 {
  font-size: clamp(26px, 4vw, 40px); color: var(--navy);
  margin: 14px 0 16px; line-height: 1.25; font-weight: 800;
}
.section-head p { color: var(--muted); font-size: 17px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 30px; border-radius: 999px; font-weight: 600;
  font-size: 16px; border: 0; line-height: 1; transition: all .25s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 24px rgba(26,108,245,.32); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(26,108,245,.4); color: #fff; }
.btn-ghost { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.4); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: rgba(255,255,255,.22); color: #fff; }
.btn-outline { background: #fff; color: var(--blue); border: 1.5px solid var(--blue); }
.btn-outline:hover { background: var(--blue-50); }
.btn-sm { padding: 10px 20px; font-size: 14px; }

/* ============================================================
   顶部栏 & 导航
   ============================================================ */
.topbar {
  background: var(--navy); color: #cfe0ff; font-size: 13px;
  padding: 8px 0; display: none;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; }
.topbar a { color: #cfe0ff; }
.topbar a:hover { color: #fff; }
.topbar .tb-contact { display: flex; gap: 22px; }
.topbar .tb-contact span { display: inline-flex; align-items: center; gap: 6px; }
.topbar svg { width: 14px; height: 14px; fill: var(--sky); }

.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92); backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s ease;
}
.header.scrolled { box-shadow: 0 6px 24px rgba(10,42,82,.10); }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand .logo-mark {
  width: 44px; height: 44px; border-radius: 12px; background: var(--grad);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 20px; box-shadow: 0 8px 18px rgba(26,108,245,.3);
}
.brand .brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand .brand-name { font-size: 20px; font-weight: 800; color: var(--navy); }
.brand .brand-sub {margin-top: 8px; font-size: 11px; color: var(--muted); letter-spacing: .12em; }

.nav { display: flex; align-items: center; gap: 6px; }
.nav a {
  padding: 10px 22px; border-radius: 8px; font-size: 15.5px; font-weight: 500;
  color: var(--ink); position: relative;
}
.nav a:hover { color: var(--blue); background: var(--blue-50); }
.nav a.active { color: var(--blue); font-weight: 700; }
.nav a.active::after {
  content: ""; position: absolute; left: 15px; right: 15px; bottom: 4px;
  height: 3px; border-radius: 3px; background: var(--grad-text);
}
.header-cta { display: flex; align-items: center; gap: 14px; }
.header-cta .tel { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--navy); }
.header-cta .tel svg { width: 18px; height: 18px; fill: var(--blue); }

.nav-toggle {
  display: none; width: 44px; height: 44px; border: 0; background: var(--blue-50);
  border-radius: 10px; position: relative; z-index: 200;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px; background: var(--blue);
  margin: 5px auto; border-radius: 2px; transition: .3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(53,166,255,.45), transparent 60%),
    radial-gradient(700px 480px at 8% 110%, rgba(26,108,245,.55), transparent 55%),
    var(--grad);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px; mask-image: linear-gradient(#000, transparent 80%);
}
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; padding-top: 84px; padding-bottom: 84px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.28);
  padding: 8px 16px; border-radius: 999px; font-size: 13.5px; backdrop-filter: blur(4px);
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #6ee7ff; box-shadow: 0 0 0 4px rgba(110,231,255,.25); }

.hero h1 {
  font-size: clamp(32px, 5vw, 56px); line-height: 1.15; font-weight: 800;
  margin: 20px 0 20px; letter-spacing: .5px;
}
.hero h1 .accent { color: #9fdcff; }
.hero p.lead { font-size: 18px; color: rgba(255,255,255,.92); max-width: 560px; margin-bottom: 32px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stats { display: flex; gap: 36px; margin-top: 44px; flex-wrap: wrap; }
.hero-stats .stat { border-left: 3px solid rgba(255,255,255,.35); padding-left: 16px; }
.hero-stats .num { font-size: 30px; font-weight: 800; line-height: 1; }
.hero-stats .num small { font-size: 15px; font-weight: 700; margin-left: 2px; }
.hero-stats .lbl { font-size: 13.5px; color: rgba(255,255,255,.82); margin-top: 6px; }

.hero-visual { position: relative; }
.hero-card {
  background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.22);
  border-radius: 22px; padding: 26px; backdrop-filter: blur(10px);
  box-shadow: 0 30px 60px rgba(7,32,80,.35);
}
.hero-card .phone {
  max-width: 260px; margin: 0 auto 20px; border-radius: 18px; overflow: hidden;
  border: 6px solid rgba(255,255,255,.18); box-shadow: 0 18px 40px rgba(7,32,80,.35);
}
.hero-card h3 { font-size: 19px; margin-bottom: 6px; }
.hero-card p { color: rgba(255,255,255,.85); font-size: 14.5px; }
.float-chip {
  position: absolute; display: inline-flex; align-items: center; gap: 10px;
  background: #fff; color: var(--navy); border-radius: 14px; padding: 12px 16px;
  font-weight: 700; font-size: 14px; box-shadow: var(--shadow-lg);
}
.float-chip .ic { width: 34px; height: 34px; border-radius: 9px; background: var(--blue-50); color: var(--blue); display: flex; align-items: center; justify-content: center; }
.float-chip .ic svg { width: 18px; height: 18px; fill: var(--blue); }
.chip-1 { top: 4%; left: -6%; animation: float 5s ease-in-out infinite; }
.chip-2 { bottom: 8%; right: -4%; animation: float 6s ease-in-out infinite .8s; }

@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ============================================================
   服务能力 / 特性
   ============================================================ */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }

.service-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 28px; transition: all .3s ease; position: relative; overflow: hidden;
}
.service-card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 4px;
  background: var(--grad-text); transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--blue-200); }
.service-card:hover::before { transform: scaleX(1); }
.service-card .ic {
  width: 60px; height: 60px; border-radius: 15px; background: var(--blue-50);
  color: var(--blue); display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.service-card .ic svg { width: 30px; height: 30px; fill: var(--blue); }
.service-card h3 { font-size: 19px; color: var(--navy); margin-bottom: 10px; }
.service-card p { color: var(--muted); font-size: 15px; }
.service-card .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.service-card .tags span { font-size: 12.5px; background: var(--blue-50); color: var(--blue-deep); padding: 4px 12px; border-radius: 999px; }

/* 特性条 */
.feature-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature {
  display: flex; gap: 16px; background: #fff; border-radius: var(--radius);
  padding: 24px; border: 1px solid var(--line); transition: .3s;
}
.feature:hover { box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.feature .num { font-size: 34px; font-weight: 800; color: var(--blue-200); line-height: 1; }
.feature h4 { color: var(--navy); font-size: 17px; margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: 14.5px; }

/* ============================================================
   场景卡片（行业）
   ============================================================ */
.scene-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 22px; text-align: center; transition: .3s;
}
.scene-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--blue-200); }
.scene-card .ic { width: 54px; height: 54px; margin: 0 auto 16px; border-radius: 14px; background: var(--grad); color: #fff; display: flex; align-items: center; justify-content: center; }
.scene-card .ic svg { width: 26px; height: 26px; fill: #fff; }
.scene-card h4 { color: var(--navy); font-size: 16.5px; margin-bottom: 8px; }
.scene-card p { color: var(--muted); font-size: 13.5px; }

/* ============================================================
   流程
   ============================================================ */
.process { position: relative; }
.process-steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; counter-reset: step; }
.step {
  text-align: center; position: relative; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px 16px; transition: .3s;
}
.step:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.step .step-num {
  width: 46px; height: 46px; margin: 0 auto 16px; border-radius: 50%;
  background: var(--grad); color: #fff; font-weight: 800; font-size: 18px;
  display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 18px rgba(26,108,245,.3);
}
.step h4 { color: var(--navy); font-size: 16px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 13.5px; }

/* ============================================================
   报价
   ============================================================ */
.price-card {
  background: #fff; border: 1px solid var(--line); border-radius: 20px;
  padding: 38px 30px; display: flex; flex-direction: column; transition: .3s; position: relative;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.price-card.hot { border: 2px solid var(--blue); box-shadow: var(--shadow); }
.price-card .hot-tag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--grad); color: #fff; font-size: 12.5px; font-weight: 700;
  padding: 6px 18px; border-radius: 999px; letter-spacing: .06em;
}
.price-card h3 { font-size: 18px; color: var(--navy); }
.price-card .price { font-size: 44px; font-weight: 800; color: var(--blue); margin: 16px 0 4px; }
.price-card .price small { font-size: 16px; }
.price-card .desc { color: var(--muted); font-size: 14px; margin-bottom: 20px; }
.price-card ul { flex: 1; margin-bottom: 26px; }
.price-card ul li { padding: 9px 0; border-bottom: 1px dashed var(--line); font-size: 14.5px; color: var(--ink); display: flex; gap: 10px; align-items: flex-start; }
.price-card ul li::before { content: "✓"; color: var(--green); font-weight: 700; flex: none; }
.price-card .btn { width: 100%; }

/* ============================================================
   案例
   ============================================================ */
.case-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  transition: .3s;
}
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.case-thumb {
  height: 200px; background: var(--grad-soft); position: relative;
  display: flex; align-items: center; justify-content: center;
}
.case-thumb .mock { width: 86px; height: 150px; border-radius: 12px; background: #fff; border: 1px solid var(--blue-100); box-shadow: var(--shadow-sm); }
.case-thumb .mock.big { width: 110px; height: 170px; }
.case-thumb .tag { position: absolute; top: 14px; left: 14px; background: rgba(10,42,82,.78); color: #fff; font-size: 12px; padding: 4px 12px; border-radius: 999px; backdrop-filter: blur(4px); }
.case-body { padding: 22px; }
.case-body h3 { font-size: 18px; color: var(--navy); margin-bottom: 8px; }
.case-body p { color: var(--muted); font-size: 14px; }

/* ============================================================
   FAQ / 帮助
   ============================================================ */
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 14px; margin-bottom: 14px; overflow: hidden; }
.faq-q {
  width: 100%; text-align: left; background: none; border: 0; padding: 20px 24px;
  font-size: 16.5px; font-weight: 600; color: var(--navy); display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-q .plus { flex: none; width: 28px; height: 28px; border-radius: 8px; background: var(--blue-50); color: var(--blue); display: flex; align-items: center; justify-content: center; font-size: 20px; transition: .3s; }
.faq-item.open .plus { background: var(--blue); color: #fff; transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a .inner { padding: 0 24px 22px; color: var(--muted); font-size: 15px; }

/* ============================================================
   CTA 横幅
   ============================================================ */
.cta-band {
  background: var(--grad); color: #fff; border-radius: 24px; padding: 56px 48px;
  position: relative; overflow: hidden;
}
.cta-band::after {
  content: ""; position: absolute; right: -40px; top: -40px; width: 320px; height: 320px;
  border-radius: 50%; background: rgba(255,255,255,.08);
}
.cta-band h2 { font-size: clamp(24px, 3.4vw, 34px); margin-bottom: 12px; }
.cta-band p { color: rgba(255,255,255,.9); max-width: 620px; margin-bottom: 28px; }
.cta-band .btn { position: relative; z-index: 2; }

/* ============================================================
   页头（内页）
   ============================================================ */
.page-hero {
  background:
    radial-gradient(800px 380px at 85% -20%, rgba(53,166,255,.4), transparent 60%),
    var(--grad);
  color: #fff; padding: 72px 0; position: relative; overflow: hidden;
}
.page-hero::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 44px 44px; mask-image: linear-gradient(#000, transparent 85%); }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { font-size: clamp(30px, 4.6vw, 46px); font-weight: 800; margin: 10px 0 14px; }
.page-hero p { color: rgba(255,255,255,.9); max-width: 680px; font-size: 17px; }

.breadcrumb { font-size: 14px; color: rgba(255,255,255,.8); display: flex; gap: 8px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,.8); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,.55); }

/* ============================================================
   关于页
   ============================================================ */
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.about-text h2 { font-size: clamp(26px, 3.6vw, 36px); color: var(--navy); margin-bottom: 20px; }
.about-text p { color: var(--muted); margin-bottom: 16px; }
.about-text .check-list li { padding: 7px 0; display: flex; gap: 10px; color: var(--ink); }
.about-text .check-list li::before { content: "✓"; color: var(--green); font-weight: 700; }
.about-visual {
  background: var(--grad-soft); border-radius: 24px; padding: 40px; text-align: center;
  border: 1px solid var(--blue-100); position: relative;
}
.about-visual .big-num { font-size: 72px; font-weight: 800; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.about-visual .big-num + p { color: var(--navy); font-weight: 600; margin-top: 8px; }

.count-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.count-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 20px; text-align: center; transition: .3s; }
.count-box:hover { box-shadow: var(--shadow); }
.count-box .n { font-size: 44px; font-weight: 800; color: var(--blue); line-height: 1; }
.count-box .l { color: var(--muted); margin-top: 10px; font-size: 15px; }

/* ============================================================
   服务页
   ============================================================ */
.svc-block { display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; align-items: center; padding: 48px 0; border-bottom: 1px solid var(--line); }
.svc-block:last-child { border-bottom: 0; }
.svc-block .svc-visual { background: var(--grad-soft); border-radius: 20px; min-height: 260px; border: 1px solid var(--blue-100); display: flex; align-items: center; justify-content: center; }
.svc-block h3 { font-size: 26px; color: var(--navy); margin-bottom: 14px; }
.svc-block p { color: var(--muted); margin-bottom: 16px; }
.svc-block ul li { padding: 7px 0; color: var(--ink); display: flex; gap: 10px; }
.svc-block ul li::before { content: "▸"; color: var(--blue); }

/* ============================================================
   联系页
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; align-items: start; }
.contact-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; display: flex; gap: 18px; transition: .3s;
}
.contact-card:hover { box-shadow: var(--shadow); }
.contact-card .ic { width: 50px; height: 50px; flex: none; border-radius: 13px; background: var(--blue-50); color: var(--blue); display: flex; align-items: center; justify-content: center; }
.contact-card .ic svg { width: 24px; height: 24px; fill: var(--blue); }
.contact-card h4 { color: var(--navy); font-size: 16px; margin-bottom: 4px; }
.contact-card p, .contact-card a { color: var(--muted); font-size: 15px; word-break: break-all; }
.contact-card a:hover { color: var(--blue); }

.form-card { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 36px; box-shadow: var(--shadow-sm); }
.form-card h3 { color: var(--navy); font-size: 22px; margin-bottom: 6px; }
.form-card .form-sub { color: var(--muted); margin-bottom: 24px; font-size: 14.5px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 600; color: var(--navy); }
.field input, .field textarea, .field select {
  border: 1.5px solid var(--line); border-radius: 10px; padding: 13px 15px;
  font-size: 15px; font-family: inherit; color: var(--ink); background: #fbfdff; transition: .2s; width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--blue); background: #fff; box-shadow: 0 0 0 4px var(--blue-50); }
.field textarea { min-height: 120px; resize: vertical; }
.map-box { border-radius: 20px; overflow: hidden; border: 1px solid var(--line); height: 360px; }

/* ============================================================
   页脚
   ============================================================ */
.footer { background: var(--navy); color: #b8c9e6; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding: 64px 0 44px; }
.footer .brand-name { color: #fff; }
.footer .brand-sub { color: #8fa7c9; }
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 30px; height: 3px; background: var(--sky); border-radius: 3px; }
.footer p { font-size: 14.5px; line-height: 1.8; }
.footer ul li { margin-bottom: 11px; }
.footer ul a { color: #b8c9e6; font-size: 14.5px; }
.footer ul a:hover { color: #fff; }
.footer .contact li { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 14px; }
.footer .contact svg { width: 17px; height: 17px; fill: var(--sky); flex: none; margin-top: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 22px 0; font-size: 13.5px; }
.footer-bottom .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-bottom a { color: #b8c9e6; }
.footer-bottom a:hover { color: #fff; }

/* 浮动联系 */
.float-contact { position: fixed; right: 20px; bottom: 224px; z-index: 90; display: flex; flex-direction: column; gap: 12px; }
.float-contact a {
  width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow); transition: .25s;
}
.float-contact a svg { width: 22px; height: 22px; fill: #fff; }
.float-contact .tel-btn { background: var(--grad); }
.float-contact .wx-btn { background: #12b76a; position: relative; }
.float-contact .wx-btn:hover .wx-qr { opacity: 1; transform: translateX(-6px); visibility: visible; }
.wx-qr {
  position: absolute; right: 60px; top: 50%; transform: translateY(-50%) translateX(0);
  background: #fff; border-radius: 12px; padding: 12px; box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transition: .25s; width: 170px; text-align: center; color: var(--navy); font-size: 12px;
}
.wx-qr .qr { width: 120px; height: 120px; margin: 0 auto 6px; border-radius: 6px; background: var(--blue-50); display: flex; align-items: center; justify-content: center; color: var(--blue); }
.float-contact .top-btn { background: var(--navy); opacity: 0; pointer-events: none; transition: opacity .3s ease; }

/* ============================================================
   响应式
   ============================================================ */
@media (min-width: 1024px) {
  .topbar { display: block; }
}

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(3, 1fr); }
  .hero .container { grid-template-columns: 1fr; padding-top: 56px; padding-bottom: 56px; }
  .hero-visual { max-width: 460px; margin: 0 auto; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .svc-block { grid-template-columns: 1fr; gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .count-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .nav { 
    position: fixed; inset: 0; background: #fff; flex-direction: column; justify-content: center;
    gap: 8px; transform: translateX(100%); transition: transform .3s ease; z-index: 150;
  }
  .nav.open { transform: translateX(0); }
  .nav a { font-size: 18px; padding: 14px 24px; }
  .nav a.active::after { display: none; }
  .nav-toggle { display: block; }
  .header-cta .tel, .header-cta .btn { display: none; }
  .section { padding: 64px 0; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .cta-band { padding: 40px 26px; }
}

@media (max-width: 560px) {
  .grid-4 { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { gap: 20px; }
  .hero-stats .num { font-size: 24px; }
  .container { padding: 0 18px; }
  .price-card { padding: 30px 22px; }
  .float-contact { right: 14px; bottom: 158px; }
}

/* ============================================================
   行业动态 / 文章详情
   ============================================================ */
.news-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: .3s; display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.news-thumb { height: 180px; background: var(--grad-soft); border-bottom: 1px solid var(--blue-100); display: flex; align-items: center; justify-content: center; color: var(--blue); font-weight: 800; font-size: 34px; letter-spacing: .06em; }
.news-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.news-meta { display: flex; gap: 16px; font-size: 12.5px; color: var(--muted); margin-bottom: 10px; }
.news-meta .cat { color: var(--blue); font-weight: 600; }
.news-body h3 { font-size: 18px; color: var(--navy); margin-bottom: 10px; line-height: 1.45; }
.news-body h3 a:hover { color: var(--blue); }
.news-body p { color: var(--muted); font-size: 14.5px; flex: 1; }
.news-body .more { margin-top: 16px; color: var(--blue); font-weight: 600; font-size: 14px; }

/* 文章正文 */
.article-wrap { max-width:1200px; margin: 0 auto; padding: 30px; border: 1px solid #f6e0e0; }
.article-meta {
  display: flex; flex-wrap: wrap; gap: 20px; align-items: center;
  padding-bottom: 20px; margin-bottom: 32px; border-bottom: 1px solid var(--line);
  color: var(--muted); font-size: 14px;
}
.article-meta .cat { background: var(--blue-50); color: var(--blue-deep); padding: 4px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; }
.article { color: var(--ink); font-size: 16.5px; line-height: 1.9; }
.article h2 { font-size: 24px; color: var(--navy); margin: 36px 0 16px; }
.article h3 { font-size: 19px; color: var(--navy); margin: 28px 0 12px; }
.article p { margin-bottom: 18px; color: #33415a; }
.article ul, .article ol { margin: 0 0 18px 4px; padding-left: 22px; }
.article ul li { list-style: disc; margin-bottom: 8px; color: #33415a; }
.article ol li { list-style: decimal; margin-bottom: 8px; color: #33415a; }
.article strong { color: var(--navy); }
.article .callout {
  background: var(--blue-50); border-left: 4px solid var(--blue); border-radius: 10px;
  padding: 18px 22px; margin: 22px 0; color: var(--navy);
}
.article .callout strong { color: var(--blue-deep); }

.article-footer { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; }
.tag-link { background: var(--blue-50); color: var(--blue-deep); padding: 5px 14px; border-radius: 999px; font-size: 13px; }
.tag-link:hover { background: var(--blue-100); color: var(--blue-deep); }

/* 服务/案例详情通用 */
.detail-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.detail-list li { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; display: flex; gap: 12px; align-items: flex-start; }
.detail-list li .ic { flex: none; width: 34px; height: 34px; border-radius: 9px; background: var(--blue-50); color: var(--blue); display: flex; align-items: center; justify-content: center; font-weight: 700; }
.detail-list li strong { color: var(--navy); display: block; }
.detail-list li span { color: var(--muted); font-size: 13.5px; }
.result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.result-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 20px; text-align: center; }
.result-box .n { font-size: 38px; font-weight: 800; color: var(--blue); line-height: 1; }
.result-box .l { color: var(--muted); margin-top: 10px; font-size: 14.5px; }

@media (max-width: 860px) {
  .detail-list { grid-template-columns: 1fr; }
  .result-grid { grid-template-columns: 1fr; }
  .article { font-size: 16px; }
}

/* ============================================================
   分页
   ============================================================ */
.pagination {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 48px; flex-wrap: wrap;
}
.pagination .page {
  min-width: 42px; height: 42px; padding: 0 14px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); border-radius: 10px;
  background: #fff; color: var(--ink); font-size: 15px; font-weight: 500;
  transition: all .2s ease; white-space: nowrap;
}
.pagination a.page:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-50); }
.pagination .page.active {
  background: var(--grad); border-color: transparent; color: #fff; font-weight: 700;
  box-shadow: 0 6px 16px rgba(26,108,245,.32);
}
.pagination .page.disabled {
  color: #b6c3d4; background: #f3f7fd; border-color: var(--line);
  cursor: not-allowed; pointer-events: none;
}
.pagination .page-info { border: none; background: none; color: var(--muted); font-size: 13.5px; }

/* 无障碍：减少动效 */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}