/* ============================================================
   管家婆软件授权服务中心 - 官网样式
   主色：科技蓝 #1e5eff / 深蓝 #0b1d3a
   ============================================================ */
:root {
  --primary: #1e5eff;
  --primary-dark: #0b3fd4;
  --primary-light: #eef3ff;
  --accent: #ff8a00;
  --navy: #0b1d3a;
  --navy-2: #122a52;
  --text: #1f2b41;
  --text-sub: #5a6b85;
  --bg: #ffffff;
  --bg-alt: #f5f8fd;
  --border: #e6ecf5;
  --radius: 14px;
  --shadow: 0 10px 40px rgba(20, 45, 100, .08);
  --shadow-hover: 0 18px 50px rgba(30, 94, 255, .16);
  --grad: linear-gradient(120deg, #1e5eff 0%, #3f8cff 50%, #6db3ff 100%);
  --grad-text: linear-gradient(120deg, #ff9d2e, #ffd36e);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }
.container { width: min(1200px, 92%); margin: 0 auto; }

/* ================= 顶部信息条 ================= */
.top-bar {
  background: linear-gradient(90deg, var(--navy), var(--navy-2));
  color: #c9d8f2; font-size: 12.5px;
  padding: 7px 0;
}
.top-bar-inner { display: flex; justify-content: space-between; align-items: center; }
.top-links a { color: #c9d8f2; transition: color .2s; }
.top-links a:hover { color: #fff; }
.top-links .divider { margin: 0 8px; color: #3a5488; }
.hotline { color: #ffd36e; font-weight: 600; }

/* ================= 导航 ================= */
.navbar {
  position: sticky; top: 0; z-index: 900;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}
.navbar.scrolled { box-shadow: 0 6px 24px rgba(20, 45, 100, .08); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.logo { display: flex; align-items: center; gap: 14px; }
.logo-mark {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--grad); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 700;
  box-shadow: 0 8px 22px rgba(30, 94, 255, .4);
}
.mark-cf { font-size: 18px; letter-spacing: 1px; }
.logo-img {
  width: auto; height: 56px;
  object-fit: contain;
  object-position: center;
  display: block;
}
.logo-text { line-height: 1.2; }
.logo-text strong { display: block; font-size: 22px; color: var(--navy); }
.logo-text em { font-style: normal; font-size: 13px; color: var(--text-sub); letter-spacing: 2px; }
.nav-menu { display: flex; align-items: center; gap: 6px; }
.nav-menu a {
  padding: 8px 16px; border-radius: 8px;
  font-size: 15px; color: var(--text);
  font-weight: 500; transition: all .25s;
}
.nav-menu a:hover, .nav-menu a.active { color: var(--primary); background: var(--primary-light); }
.nav-menu .nav-cta {
  background: var(--grad); color: #fff !important;
  margin-left: 10px; padding: 9px 22px;
  box-shadow: 0 6px 18px rgba(30, 94, 255, .35);
}
.nav-menu .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(30, 94, 255, .45); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span { width: 24px; height: 2.5px; background: var(--navy); border-radius: 2px; transition: .3s; }

/* ================= Hero ================= */
.hero { position: relative; height: 92vh; min-height: 620px; overflow: hidden; }
.hero-slides, .hero-slide { position: absolute; inset: 0; }
.hero-slide {
  opacity: 0; transition: opacity 1s ease;
  display: flex; align-items: center;
}
.hero-slide.active { opacity: 1; z-index: 2; }
.slide-a { background: radial-gradient(1200px 600px at 80% -10%, #2a4a8f 0%, transparent 60%), linear-gradient(135deg, #0b1d3a 0%, #123064 55%, #1a49a0 100%); }
.slide-b { background: radial-gradient(1000px 500px at 15% 110%, #1d5ec2 0%, transparent 55%), linear-gradient(135deg, #081628 0%, #0e2a55 60%, #17509e 100%); }
.slide-c { background: radial-gradient(900px 500px at 85% 90%, #b05a10 0%, transparent 50%), linear-gradient(135deg, #131f3d 0%, #25365f 50%, #4b5f96 100%); }
.hero-content { position: relative; z-index: 5; color: #fff; padding-top: 40px; }
.hero-badge {
  display: inline-block; padding: 7px 18px; border-radius: 100px;
  background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .22);
  font-size: 13.5px; letter-spacing: 1px; margin-bottom: 26px;
  backdrop-filter: blur(6px);
}
.hero h1 {
  font-size: clamp(40px, 6vw, 68px); line-height: 1.15;
  font-weight: 800; letter-spacing: 2px; margin-bottom: 20px;
}
.gradient-text { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { font-size: 17px; color: #c6d5f2; margin-bottom: 34px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 44px; margin-top: 64px; flex-wrap: wrap;
  padding-top: 28px; border-top: 1px solid rgba(255, 255, 255, .15);
}
.hero-stat strong { display: block; font-size: 30px; font-weight: 800; color: #ffd36e; }
.hero-stat span { font-size: 13px; color: #9db3d8; }

/* hero 装饰 */
.hero-deco { position: absolute; border-radius: 50%; filter: blur(2px); z-index: 1; }
.deco-1 {
  right: 8%; top: 16%; width: 300px; height: 300px;
  background: conic-gradient(from 120deg, rgba(255, 157, 46, .35), rgba(30, 94, 255, 0) 40%, rgba(109, 179, 255, .4) 70%, rgba(255, 157, 46, 0));
  border-radius: 38% 62% 55% 45% / 45% 40% 60% 55%;
  animation: morph 14s ease-in-out infinite alternate;
}
.deco-2 {
  right: 22%; bottom: 8%; width: 180px; height: 180px;
  background: conic-gradient(from 0deg, rgba(109, 179, 255, .5), rgba(255, 255, 255, 0) 45%, rgba(255, 157, 46, .35) 80%, rgba(109, 179, 255, .5));
  border-radius: 60% 40% 35% 65% / 55% 45% 55% 45%;
  animation: morph 10s ease-in-out infinite alternate-reverse;
}
@keyframes morph {
  0%   { border-radius: 38% 62% 55% 45% / 45% 40% 60% 55%; transform: rotate(0) scale(1); }
  50%  { border-radius: 55% 45% 40% 60% / 50% 60% 40% 50%; transform: rotate(20deg) scale(1.08); }
  100% { border-radius: 45% 55% 60% 40% / 40% 55% 45% 60%; transform: rotate(-12deg) scale(.96); }
}
.hero-dots {
  position: absolute; bottom: 70px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 12px; z-index: 6;
}
.hero-dots button {
  width: 34px; height: 5px; border: none; border-radius: 3px;
  background: rgba(255, 255, 255, .3); cursor: pointer; transition: .3s;
}
.hero-dots button.active { background: #ffd36e; width: 50px; }
.scroll-hint {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  z-index: 6; color: #9db3d8; font-size: 11px; letter-spacing: 2px;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.scroll-hint span {
  width: 20px; height: 32px; border: 2px solid rgba(255, 255, 255, .4); border-radius: 12px; position: relative;
}
.scroll-hint span::after {
  content: ""; position: absolute; left: 50%; top: 6px; transform: translateX(-50%);
  width: 4px; height: 8px; background: #ffd36e; border-radius: 2px;
  animation: scrollDown 1.6s infinite;
}
@keyframes scrollDown { 0% { opacity: 1; top: 6px; } 100% { opacity: 0; top: 18px; } }

/* ================= 按钮 ================= */
.btn {
  display: inline-block; padding: 11px 28px; border-radius: 10px;
  font-size: 15px; font-weight: 600; cursor: pointer; border: none;
  transition: all .25s; text-align: center;
}
.btn-lg { padding: 14px 34px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-primary {
  background: var(--grad); color: #fff;
  box-shadow: 0 8px 24px rgba(30, 94, 255, .35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(30, 94, 255, .45); }
.btn-ghost {
  background: rgba(255, 255, 255, .08); color: #fff;
  border: 1px solid rgba(255, 255, 255, .35); backdrop-filter: blur(4px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .18); transform: translateY(-3px); }

/* ================= 通用 Section ================= */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark {
  background: radial-gradient(900px 400px at 85% 0%, #1b3d7a 0%, transparent 60%), linear-gradient(135deg, #0b1d3a, #12294f);
  color: #fff;
}
.section-head { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-block; font-size: 12px; letter-spacing: 5px;
  color: var(--primary); font-weight: 700; margin-bottom: 10px;
}
.section-dark .section-tag { color: #6db3ff; }
.section-head h2 { font-size: clamp(28px, 3.6vw, 38px); font-weight: 800; letter-spacing: 2px; }
.section-head p { color: var(--text-sub); margin-top: 12px; font-size: 16px; }
.section-dark .section-head p { color: #a8bde0; }

/* ================= 产品中心 ================= */
.group-title {
  display: flex; align-items: center; gap: 12px;
  font-size: 20px; font-weight: 700; margin: 46px 0 22px; color: var(--navy);
}
.group-title:first-of-type { margin-top: 0; }
.group-title i { width: 5px; height: 22px; border-radius: 3px; background: var(--grad); display: block; }
.product-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.product-card {
  position: relative; background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 26px 24px;
  transition: all .3s ease; overflow: hidden;
}
.product-card::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 4px;
  background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .35s;
}
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); border-color: transparent; }
.product-card:hover::before { transform: scaleX(1); }
.product-icon {
  width: 58px; height: 58px; border-radius: 15px;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; transition: all .35s;
}
.product-icon svg { width: 30px; height: 30px; }
.product-card:hover .product-icon { background: var(--grad); color: #fff; transform: rotate(-6deg) scale(1.06); box-shadow: 0 8px 20px rgba(30, 94, 255, .3); }
.product-card h4 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.product-desc { font-size: 14px; color: var(--text-sub); margin-bottom: 16px; min-height: 63px; }
.product-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.product-tags span {
  font-size: 12px; color: var(--primary); background: var(--primary-light);
  padding: 3px 10px; border-radius: 100px;
}
.product-link { font-size: 14px; font-weight: 600; color: var(--primary); }
.product-link:hover { letter-spacing: 1px; }
.hot-badge {
  position: absolute; top: 18px; right: -34px; transform: rotate(45deg);
  background: linear-gradient(120deg, #ff6a00, #ff9d2e); color: #fff;
  font-size: 12px; padding: 4px 40px; box-shadow: 0 4px 12px rgba(255, 106, 0, .4);
}
.product-card.industry { background: linear-gradient(180deg, #fff 0%, #f7faff 100%); }

/* ================= 数据带 ================= */
.stats-band {
  background: linear-gradient(120deg, var(--navy), #1a49a0);
  padding: 52px 0; color: #fff;
}
.stats-inner {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center;
}
.stat-item strong { font-size: 40px; font-weight: 800; color: #ffd36e; display: block; }
.stat-item em { font-style: normal; font-size: 14px; color: #b9caf0; }

/* ================= 行业方案 ================= */
.solution-tabs {
  display: flex; justify-content: center; gap: 10px; margin-bottom: 40px; flex-wrap: wrap;
}
.sol-tab {
  padding: 10px 30px; border-radius: 100px; border: 1px solid var(--border);
  background: #fff; font-size: 15px; font-weight: 600; cursor: pointer; transition: .25s;
  color: var(--text);
}
.sol-tab:hover { border-color: var(--primary); color: var(--primary); }
.sol-tab.active { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(30, 94, 255, .3); }
.solution-panels { position: relative; }
.sol-panel {
  display: none; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center;
  background: #fff; border-radius: 20px; padding: 48px;
  box-shadow: var(--shadow); animation: fadeUp .5s ease;
}
.sol-panel.active { display: grid; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.sol-text h3 { font-size: 26px; font-weight: 800; margin-bottom: 14px; }
.sol-text > p { color: var(--text-sub); margin-bottom: 20px; }
.sol-text ul { list-style: none; margin-bottom: 26px; }
.sol-text li { padding: 7px 0 7px 30px; position: relative; font-size: 15px; }
.sol-text li i {
  position: absolute; left: 0; top: 9px; width: 20px; height: 20px;
  background: var(--primary-light); color: var(--primary);
  border-radius: 50%; font-style: normal; font-size: 12px;
  display: flex; align-items: center; justify-content: center;
}
/* 方案图表 */
.sol-chart { display: flex; flex-direction: column; gap: 22px; padding: 10px 6px; }
.bar-row { display: grid; grid-template-columns: 90px 1fr 56px; align-items: center; gap: 12px; }
.bar-row > span { font-size: 13.5px; color: var(--text-sub); }
.bar-row em { font-style: normal; font-weight: 700; color: var(--primary); font-size: 15px; text-align: right; }
.bar-track { height: 12px; background: var(--bg-alt); border-radius: 8px; overflow: hidden; }
.bar { height: 100%; border-radius: 8px; background: var(--grad); width: 0; transition: width 1.2s cubic-bezier(.2, .7, .3, 1); }
.sol-panel.active .bar { width: var(--w); }
/* 生产流程 */
.sol-flow { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-bottom: 28px; }
.flow-node {
  padding: 10px 18px; background: var(--primary-light); color: var(--primary-dark);
  border-radius: 10px; font-size: 14px; font-weight: 700;
  box-shadow: inset 0 0 0 1px rgba(30, 94, 255, .2);
}
.sol-flow i { color: #b6c6e2; font-style: normal; }
.sol-kpis { display: flex; gap: 20px; }
.kpi {
  flex: 1; background: var(--bg-alt); border-radius: 14px; padding: 22px; text-align: center;
}
.kpi strong { display: block; font-size: 26px; color: var(--primary); font-weight: 800; }
.kpi span { font-size: 13px; color: var(--text-sub); }
/* 手机模型 */
.sol-phone {
  width: 220px; height: 400px; margin: 0 auto; border-radius: 34px;
  background: var(--navy); padding: 12px; box-shadow: var(--shadow-hover);
  position: relative; animation: floaty 5s ease-in-out infinite;
}
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.phone-notch { width: 80px; height: 6px; background: #2a3f66; border-radius: 4px; margin: 4px auto 10px; }
.phone-screen { background: #f2f6fd; border-radius: 24px; height: 100%; padding: 12px; display: flex; flex-direction: column; gap: 10px; }
.mini-banner { height: 84px; border-radius: 14px; background: var(--grad); }
.mini-grid { flex: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mini-grid span { background: #fff; border-radius: 10px; box-shadow: 0 4px 12px rgba(20, 45, 100, .06); }
.mini-list { height: 90px; display: flex; flex-direction: column; gap: 8px; }
.mini-list span { flex: 1; background: #fff; border-radius: 8px; }
/* 医药徽章墙 */
.sol-badges { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.badge-item {
  background: var(--bg-alt); border-radius: 16px; padding: 26px 20px; text-align: center;
  font-size: 14px; color: var(--text-sub); transition: .3s;
}
.badge-item:hover { background: var(--primary-light); transform: translateY(-4px); }
.badge-item span {
  display: block; font-size: 26px; font-weight: 800; color: var(--primary);
  margin-bottom: 8px; letter-spacing: 1px;
}

/* ================= 案例 ================= */
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.case-card {
  background: #fff; border-radius: var(--radius); padding: 32px;
  border: 1px solid var(--border); transition: .3s; position: relative;
}
.case-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-5px); border-color: transparent; }
.case-card::before { content: "\201C"; position: absolute; top: 14px; right: 26px; font-size: 64px; color: var(--primary-light); font-family: Georgia, serif; line-height: 1; }
.case-quote { font-size: 15.5px; color: var(--text); margin-bottom: 24px; position: relative; z-index: 1; }
.case-meta { display: flex; align-items: center; gap: 14px; }
.case-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--grad); color: #fff; font-size: 19px; font-weight: 700;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.case-avatar.blue { background: linear-gradient(120deg, #1173d4, #55c1ff); }
.case-avatar.green { background: linear-gradient(120deg, #0a9d58, #5fd999); }
.case-avatar.orange { background: linear-gradient(120deg, #e05d00, #ffab40); }
.case-meta strong { display: block; font-size: 15px; }
.case-meta span { font-size: 13px; color: var(--text-sub); }

/* ================= 优势 ================= */
.advantage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.adv-card {
  background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius); padding: 34px 28px; transition: .3s; position: relative; overflow: hidden;
}
.adv-card:hover { background: rgba(255, 255, 255, .1); transform: translateY(-6px); border-color: rgba(109, 179, 255, .5); }
.adv-num {
  font-size: 52px; font-weight: 800; line-height: 1;
  background: linear-gradient(180deg, rgba(109, 179, 255, .5), rgba(109, 179, 255, .06));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 14px;
}
.adv-card h4 { font-size: 18px; margin-bottom: 10px; }
.adv-card p { font-size: 14px; color: #a8bde0; }

/* ================= 关于 ================= */
.about-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 70px; align-items: center; }
.about-text .section-tag { margin-bottom: 12px; }
.about-text h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; margin-bottom: 20px; }
.about-text p { color: var(--text-sub); margin-bottom: 14px; }
.about-points { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 20px 0 30px; }
.about-points li { font-size: 14.5px; font-weight: 500; }
.about-points i { color: #ff9d2e; font-style: normal; margin-right: 8px; }
.about-visual { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.about-card {
  border-radius: 18px; padding: 34px 20px; text-align: center;
  color: #fff; transition: .35s;
}
.about-card:hover { transform: translateY(-8px) scale(1.03); }
.about-card strong { font-size: 40px; font-weight: 800; display: block; }
.about-card strong span { font-size: 20px; }
.about-card em { font-style: normal; font-size: 14px; opacity: .85; }
.ac-1 { background: linear-gradient(135deg, #1e5eff, #6db3ff); }
.ac-2 { background: linear-gradient(135deg, #08b3a9, #5fe0c8); }
.ac-3 { background: linear-gradient(135deg, #ff8a00, #ffc36e); }
.ac-4 { background: linear-gradient(135deg, #7a3ff2, #b78aff); }

/* ================= 联系 ================= */
.contact-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: start; }
.contact-left .section-tag { margin-bottom: 12px; }
.contact-left h2 { font-size: clamp(26px, 3.4vw, 34px); font-weight: 800; margin-bottom: 16px; }
.contact-left > p { color: var(--text-sub); margin-bottom: 26px; }
.contact-form { background: #fff; padding: 34px; border-radius: 18px; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.form-row:last-child { margin-bottom: 14px; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px;
  font-size: 14px; font-family: inherit; outline: none; transition: .25s; background: #fbfcff;
}
.contact-form textarea { margin-bottom: 14px; resize: vertical; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(30, 94, 255, .12); background: #fff;
}
.form-tip { font-size: 12px; color: var(--text-sub); margin-top: 12px; text-align: center; }
.contact-right { display: flex; flex-direction: column; gap: 20px; }
.qr-card {
  background: #fff; border-radius: 18px; padding: 30px; text-align: center;
  box-shadow: var(--shadow);
}
.qr-card h4 { font-size: 17px; margin-bottom: 16px; }
.qr-box {
  display: block; box-sizing: border-box;
  width: 180px; height: 180px; margin: 0 auto 14px; border-radius: 12px;
  border: 6px solid #fff; box-shadow: 0 6px 20px rgba(20, 45, 100, .14);
  background: #fff; cursor: pointer; transition: transform .3s;
  object-fit: contain;
}
.qr-box:hover { transform: scale(1.04); }
.qr-box.big { width: 220px; height: 220px; }
.qr-card p { font-size: 13px; color: var(--text-sub); }
.contact-channels { display: flex; flex-direction: column; gap: 12px; }
.channel {
  display: flex; align-items: center; gap: 16px; background: #fff;
  border-radius: 14px; padding: 16px 20px; box-shadow: var(--shadow); transition: .3s;
}
.channel:hover { transform: translateX(6px); box-shadow: var(--shadow-hover); }
.ch-icon {
  width: 44px; height: 44px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; color: #fff;
}
.ch-wx .ch-icon { background: linear-gradient(135deg, #07c160, #4de38a); }
.ch-tel .ch-icon { background: linear-gradient(135deg, #ff6a00, #ffb13d); }
.ch-addr .ch-icon { background: linear-gradient(135deg, #0a9d58, #62dba7); }
.channel strong { display: block; font-size: 15px; }
.channel em { font-style: normal; font-size: 12.5px; color: var(--text-sub); }

/* ================= 页脚 ================= */
.footer { background: #0a1830; color: #9fb2d6; }
.footer-inner {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1.2fr; gap: 34px;
  padding: 64px 0 44px;
}
.footer-brand { display: flex; flex-direction: column; gap: 14px; }
.footer-brand .logo-img { width: auto; height: 52px; display: block; }
.footer-slogan { font-size: 13.5px; }
.footer-col h5 { color: #fff; font-size: 15px; margin-bottom: 18px; letter-spacing: 1px; }
.footer-col a { display: block; font-size: 13.5px; padding: 5px 0; color: #9fb2d6; transition: .2s; }
.footer-col a:hover { color: #6db3ff; transform: translateX(4px); }
.footer-bottom { border-top: 1px solid #1a2c4d; padding: 20px 0; }
.footer-bottom p { font-size: 12.5px; text-align: center; color: #6d81a8; }

/* ================= 页脚友情链接 ================= */
.footer-friend-links { text-align: center; margin-bottom: 10px; }
.footer-friend-links .fl-title { font-size: 12.5px; color: #8fa3c7; }
.footer-friend-links a { font-size: 12.5px; color: #6d81a8; margin: 0 12px; text-decoration: none; transition: color .2s; }
.footer-friend-links a:hover { color: #6db3ff; }

/* ================= 页脚备案号 ================= */
.footer-bottom p a { color: #6d81a8; text-decoration: none; transition: color .2s; }
.footer-bottom p a:hover { color: #6db3ff; }

/* ================= 浮动工具条 ================= */
.float-bar {
  position: fixed; right: 18px; bottom: 70px; z-index: 800;
  display: flex; flex-direction: column; gap: 12px;
}
.float-btn {
  width: 58px; height: 58px; border-radius: 16px; border: none; cursor: pointer;
  background: #fff; box-shadow: 0 8px 26px rgba(20, 45, 100, .16);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  transition: .3s; position: relative; overflow: hidden;
}
.float-btn:hover { transform: translateY(-4px) scale(1.05); }
.fb-icon {
  width: 32px; height: 32px; border-radius: 10px; color: #fff; font-size: 13px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #12b7f5, #3fd0ff);
}
.fb-icon.wx { background: linear-gradient(135deg, #07c160, #4de38a); }
.fb-icon.top { background: linear-gradient(135deg, #5a6b85, #93a5c0); }
.float-btn em { font-style: normal; font-size: 11px; color: var(--text-sub); }
.float-btn::after {
  content: ""; position: absolute; top: 8px; right: 8px; width: 8px; height: 8px;
  border-radius: 50%; background: #ff4d4d; animation: pulse 1.6s infinite;
}
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(255, 77, 77, .5); } 70% { box-shadow: 0 0 0 8px rgba(255, 77, 77, 0); } 100% { box-shadow: 0 0 0 0 rgba(255, 77, 77, 0); } }

/* 微信浮动卡片 */
.wx-float {
  position: fixed; right: 92px; bottom: 90px; z-index: 850;
  background: #fff; border-radius: 18px; padding: 26px; text-align: center;
  box-shadow: 0 20px 60px rgba(20, 45, 100, .25);
  display: none; animation: fadeUp .35s ease;
}
.wx-float.show { display: block; }
.wx-float h4 { margin-bottom: 16px; font-size: 16px; }
.wx-float p { font-size: 13px; color: var(--text-sub); margin-top: 14px; }
.wx-close {
  position: absolute; top: 8px; right: 12px; border: none; background: none;
  font-size: 22px; color: var(--text-sub); cursor: pointer;
}

        /* ================= Toast ================= */
.toast {
  position: fixed; top: 90px; left: 50%; transform: translateX(-50%) translateY(-16px);
  background: var(--navy); color: #fff; padding: 12px 26px; border-radius: 100px;
  font-size: 14px; box-shadow: 0 12px 32px rgba(10, 24, 48, .3);
  opacity: 0; pointer-events: none; transition: .35s; z-index: 1100;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ================= 滚动出现动画 ================= */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ================= 响应式 ================= */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .sol-panel { grid-template-columns: 1fr; padding: 34px 26px; gap: 34px; }
  .about-inner, .contact-inner { grid-template-columns: 1fr; gap: 44px; }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
  .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .top-bar-inner { justify-content: center; }
  .top-tip { display: none; }
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed; top: 0; right: -100%; width: 74vw; max-width: 320px; height: 100vh;
    background: #fff; flex-direction: column; align-items: stretch; padding: 90px 24px 30px;
    box-shadow: -10px 0 40px rgba(10, 24, 48, .15); transition: right .35s ease; gap: 4px;
  }
  .nav-menu.open { right: 0; }
  .nav-menu a { padding: 13px 16px; }
  .nav-menu .nav-cta { margin: 10px 0 0; text-align: center; }
  .hero { height: auto; min-height: 100vh; padding: 80px 0 110px; }
  .hero-slide { position: relative; }
  .hero-stats { gap: 26px; }
  .product-grid, .case-grid, .advantage-grid, .about-visual { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .float-bar { right: 10px; bottom: 40px; }
  .wx-float { right: 12px; bottom: 120px; }
}