/* ============ 享鲜达官网 · 全站样式 ============ */
:root {
  --blue: #1657ff;
  --blue-deep: #0a2a8f;
  --navy: #0b1b3a;
  --ink: #1f2937;
  --gray: #6b7280;
  --line: #e8ecf3;
  --bg: #f5f7fa;
  --orange: #ff7a1a;
  --green: #2bb673;
  --radius: 14px;
  --shadow: 0 8px 30px rgba(11, 27, 58, .08);
  --shadow-lg: 0 20px 60px rgba(11, 27, 58, .14);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部导航 ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: .3s;
}
.header.scrolled { border-bottom-color: var(--line); box-shadow: 0 4px 20px rgba(11,27,58,.05); }
.nav { display: flex; align-items: center; height: 72px; gap: 40px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; letter-spacing: 1px; }
.logo-mark {
  width: 38px; height: 38px; flex: none;
  object-fit: contain;
}
.logo .sub { font-size: 11px; font-weight: 400; color: var(--gray); display: block; line-height: 1.2; letter-spacing: 2px; }
.nav-links { display: flex; gap: 34px; margin-left: auto; align-items: center; }
.nav-links a { font-size: 15px; color: var(--ink); position: relative; padding: 6px 0; font-weight: 500; }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--blue); border-radius: 2px; transition: .25s;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--blue); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 30px; border-radius: 999px; font-size: 15px; font-weight: 600;
  transition: .25s; cursor: pointer; border: none;
}
.btn-primary { background: linear-gradient(135deg, var(--orange), #ff9a3d); color: #fff; box-shadow: 0 8px 20px rgba(255, 122, 26, .3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(255, 122, 26, .4); }
.btn-outline { border: 1.5px solid rgba(255,255,255,.6); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.12); }
.btn-blue { background: var(--blue); color: #fff; box-shadow: 0 8px 20px rgba(22,87,255,.25); }
.btn-blue:hover { transform: translateY(-2px); }
.btn-ghost { border: 1.5px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.nav .btn { padding: 10px 24px; }
.menu-toggle { display: none; }

/* ---------- 首屏 ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: radial-gradient(1000px 500px at 85% -10%, #1e46c8 0%, transparent 60%),
              linear-gradient(135deg, #071233 0%, #0b1b3a 55%, #0d2a6b 100%);
  padding: 110px 0 150px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-bg .grid {
  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: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 95% 85% at 62% 40%, #000 15%, transparent 75%);
  mask-image: radial-gradient(ellipse 95% 85% at 62% 40%, #000 15%, transparent 75%);
}
.orb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .5; animation: drift 9s ease-in-out infinite alternate; }
.orb.o1 { width: 420px; height: 420px; background: #1657ff; top: -140px; left: 8%; }
.orb.o2 { width: 360px; height: 360px; background: #0e8f6a; bottom: -160px; right: 4%; animation-delay: -3s; }
.orb.o3 { width: 220px; height: 220px; background: #ff7a1a; top: 28%; left: 46%; opacity: .3; animation-delay: -6s; }
@keyframes drift { from { transform: translate(0,0) scale(1); } to { transform: translate(46px, 34px) scale(1.12); } }

.hero-wrap { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; gap: 40px; align-items: center; }
.hero-wrap > * { min-width: 0; }
.hero-copy { text-align: left; max-width: 640px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid rgba(255,255,255,.3); border-radius: 999px;
  padding: 7px 18px; font-size: 13px; letter-spacing: 2px; margin-bottom: 30px;
  background: rgba(255,255,255,.06);
}
.hero-tag .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }
.hero h1 { font-size: 56px; line-height: 1.28; letter-spacing: 2px; font-weight: 800; }
.hero h1 .accent {
  position: relative; z-index: 1;
  background: linear-gradient(90deg, #ffb066, #ff7a1a); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero h1 .accent::after {
  content: ""; position: absolute; left: -4px; right: -4px; bottom: 5px; height: 16px;
  background: rgba(255, 122, 26, .26); border-radius: 8px; z-index: -1;
  transform: rotate(-1.2deg);
}
.hero p.sub { margin: 26px 0 40px; font-size: 18px; color: rgba(255,255,255,.78); letter-spacing: .5px; overflow-wrap: anywhere; }
.hero p.sub .l1, .hero p.sub .l2 { display: block; }
.hero-cta { display: flex; gap: 18px; }
.hero-trust { display: flex; margin-top: 44px; }
.hero-trust .t { padding: 0 30px; border-left: 1px solid rgba(255,255,255,.16); }
.hero-trust .t:first-child { padding-left: 0; border-left: none; }
.hero-trust b { display: block; font-size: 22px; color: #fff; }
.hero-trust b i { font-style: normal; color: #ffb066; }
.hero-trust span { font-size: 13px; color: rgba(255,255,255,.62); letter-spacing: 1px; }

.hero-visual { position: relative; display: flex; justify-content: center; padding: 20px 0; }
.phone-wrap { position: relative; transform: rotate(4deg); animation: bob 7s ease-in-out infinite alternate; }
.phone {
  width: 268px; border-radius: 38px; padding: 11px;
  background: linear-gradient(160deg, #12295c, #091733);
  border: 1px solid rgba(255,255,255,.2);
  box-shadow: 0 50px 90px rgba(0,0,0,.5), 0 0 0 10px rgba(255,255,255,.04);
}
.phone-screen { background: #fff; border-radius: 28px; padding: 15px 13px; color: var(--ink); overflow: hidden; }
.ps-top { display: flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 700; color: var(--navy); padding: 2px 4px 10px; }
.ps-top .ps-logo { width: 20px; height: 20px; border-radius: 6px; flex: none; object-fit: contain; }
.ps-top span:last-child { margin-left: auto; font-weight: 400; color: var(--gray); }
.ps-banner {
  height: 88px; border-radius: 14px; padding: 13px 15px; color: #fff;
  background: linear-gradient(120deg, #1657ff, #3e8bff 60%, #2bb673 140%);
  display: flex; flex-direction: column; justify-content: center; gap: 5px;
}
.ps-banner b { font-size: 15px; letter-spacing: 1px; }
.ps-banner span { font-size: 10.5px; opacity: .85; }
.ps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 12px; }
.ps-grid div { height: 52px; border-radius: 11px; background: #eef3ff; }
.ps-grid div:nth-child(2) { background: #fff4e8; }
.ps-grid div:nth-child(3) { background: #e6f7ef; }
.ps-grid div:nth-child(4) { background: #f3e8ff; }
.ps-row {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  height: 36px; border-radius: 10px; background: #f5f7fa; margin-top: 8px; padding: 0 11px;
  font-size: 11px; color: var(--ink); white-space: nowrap; overflow: hidden;
}
.ps-row .r-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); margin-right: 8px; }
.ps-row .r-left { display: flex; align-items: center; color: #4b5563; }
.ps-row .r-pill { font-size: 10px; color: #0e9f5f; background: #e6f7ef; border-radius: 999px; padding: 2px 9px; font-weight: 600; }
.fcard {
  position: absolute; z-index: 3; border-radius: 14px; padding: 13px 19px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.24);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 22px 44px rgba(0,0,0,.32);
  animation: bob 5.2s ease-in-out infinite alternate;
}
.fcard b { display: block; font-size: 23px; font-weight: 800; }
.fcard span { font-size: 12px; color: rgba(255,255,255,.72); letter-spacing: 1px; }
.fcard.fc1 { left: -2%; top: 10%; } .fcard.fc1 b { color: #6fe3a8; }
.fcard.fc2 { right: -4%; top: 42%; animation-delay: -1.8s; } .fcard.fc2 b { color: #ffb066; }
.fcard.fc3 { left: 2%; bottom: 6%; animation-delay: -3.6s; }
@keyframes bob { from { transform: translateY(-7px); } to { transform: translateY(9px); } }
@media (prefers-reduced-motion: reduce) {
  .orb, .phone-wrap, .fcard { animation: none; }
}

/* ---------- 数据带 ---------- */
.stats { position: relative; z-index: 5; margin-top: -70px; }
.stats-grid {
  display: grid; grid-template-columns: repeat(5, 1fr);
  background: #fff; border-radius: 18px; box-shadow: var(--shadow-lg);
  padding: 40px 20px;
}
.stat { text-align: center; border-right: 1px solid var(--line); }
.stat:last-child { border-right: none; }
.stat b { font-size: 40px; color: var(--navy); font-weight: 800; }
.stat b i { font-style: normal; color: var(--blue); font-size: 22px; margin-left: 2px; }
.stat > span { display: block; color: var(--gray); font-size: 14px; margin-top: 4px; letter-spacing: 1px; }

/* ---------- 通用 Section ---------- */
section.block { padding: 100px 0; }
section.block.gray { background: var(--bg); }
.sec-head { text-align: center; max-width: 760px; margin: 0 auto 64px; }
.sec-head .eyebrow {
  color: var(--blue); font-size: 14px; letter-spacing: 4px; font-weight: 600;
  text-transform: uppercase; display: block; margin-bottom: 14px;
}
.sec-head h2 { font-size: 38px; color: var(--navy); letter-spacing: 1px; line-height: 1.35; }
.sec-head p { color: var(--gray); margin-top: 16px; font-size: 16px; }
.sec-head.left { text-align: left; margin-left: 0; }

/* ---------- 对比区 ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.compare .col { border-radius: 20px; padding: 44px 40px; }
.compare .old { background: #fff; border: 1px solid var(--line); }
.compare .new {
  background: linear-gradient(160deg, #0b1b3a, #123a9e 70%, #1657ff);
  color: #fff; box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.compare h3 { font-size: 22px; margin-bottom: 28px; }
.compare .new h3 { color: #fff; }
.compare .new .badge {
  position: absolute; top: 24px; right: -34px; transform: rotate(38deg);
  background: var(--orange); color: #fff; font-size: 12px; padding: 5px 44px; letter-spacing: 2px;
}
.compare ul li { display: flex; align-items: center; gap: 12px; padding: 13px 0; border-bottom: 1px dashed var(--line); color: var(--gray); }
.compare .new ul li { border-bottom-color: rgba(255,255,255,.15); color: rgba(255,255,255,.88); }
.compare li .ico {
  width: 26px; height: 26px; border-radius: 50%; flex: none;
  display: flex; align-items: center; justify-content: center; font-size: 13px;
}
.compare .old .ico { background: #fdecec; color: #e05252; }
.compare .new .ico { background: rgba(43, 182, 115, .25); color: #6fe3a8; }
.compare .price { margin-top: 26px; font-size: 15px; color: var(--gray); }
.compare .new .price { color: rgba(255,255,255,.85); }
.compare .price b { font-size: 34px; color: var(--orange); font-family: Georgia, serif; }
.compare .new .price b { color: #ffb066; }
.footnote { text-align: center; color: #a5adba; font-size: 12px; margin-top: 28px; }

/* ---------- 平台卡 ---------- */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.card {
  background: #fff; border-radius: var(--radius); padding: 36px 28px;
  border: 1px solid var(--line); transition: .3s; position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.icon { width: 56px; height: 56px; display: flex; align-items: center; justify-content: center; font-size: 32px; margin-bottom: 22px; color: var(--blue); }
.icon svg, .p-ico svg, .g-ico svg { width: 1em; height: 1em; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; display: block; }
.card h3 { font-size: 19px; color: var(--navy); margin-bottom: 10px; }
.card p { font-size: 14px; color: var(--gray); }
.card .more { display: inline-block; margin-top: 18px; color: var(--blue); font-size: 14px; font-weight: 600; }
.card .more:hover { text-decoration: underline; }

/* ---------- 居中卡片 / 联系我们 ---------- */
.card.center { display: flex; flex-direction: column; align-items: center; text-align: center; }
.card.center .icon { margin: 0 auto 22px; }
.contact-card { padding: 42px 30px; }
.contact-card h3 { margin-bottom: 14px; }
.contact-card .hl { font-size: 21px; font-weight: 800; color: var(--navy); letter-spacing: .5px; line-height: 1.4; }
.contact-card .sub { margin-top: 8px; }
.contact-card .qr-hold {
  width: 108px; height: 108px; border-radius: 12px; margin: 2px auto 6px;
  border: 1.5px dashed #c9d4ea; background: #f8fafd; color: #9aa7c2;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; letter-spacing: 3px;
}
.bg-blue, .bg-orange, .bg-green, .bg-purple { background: transparent; color: var(--blue); }

/* ---------- 软件分组 ---------- */
.soft-group { margin-bottom: 56px; }
.soft-group .g-head { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.soft-group .g-head .g-ico {
  width: 40px; height: 40px;
  color: var(--blue); display: flex; align-items: center; justify-content: center; font-size: 26px;
}
.soft-group .g-head h3 { font-size: 20px; color: var(--navy); }
.soft-group .g-head span { color: var(--gray); font-size: 13px; }
.chip-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.chip {
  display: flex; align-items: center; gap: 16px; background: #fff;
  border: 1px solid var(--line); border-radius: 12px; padding: 20px 22px; transition: .25s;
}
.chip:hover { border-color: var(--blue); box-shadow: var(--shadow); transform: translateY(-3px); }
.chip .c-ico {
  width: 44px; height: 44px; border-radius: 11px; flex: none; color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
}
.chip b { display: block; font-size: 16px; color: var(--navy); }
.chip span { font-size: 13px; color: var(--gray); }

/* ---------- 加盟支持四宫格 ---------- */
.support { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.support .card { text-align: center; }
.support .icon { margin: 0 auto 20px; }
.support h3 { font-size: 18px; }
.support p { font-size: 14px; }

/* ---------- 案例 ---------- */
.cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case {
  background: #fff; border-radius: var(--radius); padding: 34px 30px;
  border: 1px solid var(--line); transition: .3s; display: flex; flex-direction: column;
}
.case:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.case .quote-mark { font-size: 44px; color: var(--blue); opacity: .25; font-family: Georgia, serif; line-height: 1; }
.case p { flex: 1; color: var(--ink); font-size: 15px; margin: 12px 0 22px; }
.case .who { display: flex; align-items: center; gap: 12px; }
.case .who b { display: block; font-size: 14px; color: var(--navy); }
.case .who span { font-size: 12px; color: var(--gray); }

/* ---------- 资讯公告 ---------- */
.news-card .meta { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--gray); margin-bottom: 14px; }
.news-card .tag { padding: 3px 12px; border-radius: 999px; background: #edf2ff; color: var(--blue); font-size: 12px; flex: none; }
.news-card h3 { font-size: 17px; line-height: 1.5; }
.notice-list { max-width: 860px; margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 30px; }
.notice-list a { display: flex; align-items: baseline; gap: 24px; padding: 17px 4px; border-bottom: 1px dashed var(--line); color: var(--ink); font-size: 15px; transition: .2s; }
.notice-list a:last-child { border-bottom: none; }
.notice-list a:hover { color: var(--blue); }
.notice-list .n-tag { flex: none; color: var(--blue); font-size: 12px; border: 1px solid currentColor; border-radius: 999px; padding: 1px 10px; }
.notice-list b { font-weight: 500; flex: 1; }
.notice-list time { flex: none; color: var(--gray); font-size: 13px; }

/* ---------- 文档资料 ---------- */
.doc-group { max-width: 860px; margin: 0 auto 56px; }
.doc-group:last-child { margin-bottom: 0; }
.doc-group .g-head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.doc-group .g-head h3 { font-size: 20px; color: var(--navy); }
.doc-group .g-head span { color: var(--gray); font-size: 13px; }
.doc-item { display: flex; align-items: center; gap: 18px; padding: 18px 24px; background: #fff; border: 1px solid var(--line); border-radius: 14px; margin-bottom: 12px; transition: .25s; }
.doc-item:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); border-color: transparent; }
.doc-badge {
  flex: none; width: 52px; height: 52px; border-radius: 12px;
  background: #edf2ff; color: var(--blue); font-weight: 800; font-size: 12px; letter-spacing: .5px;
  display: flex; align-items: center; justify-content: center;
}
.doc-item b { display: block; font-size: 15px; color: var(--navy); }
.doc-item p { font-size: 13px; color: var(--gray); margin-top: 4px; }
.doc-item .dl { margin-left: auto; flex: none; color: var(--blue); font-size: 14px; font-weight: 600; }
.doc-item .dl:hover { text-decoration: underline; }

/* ---------- 合作套餐 ---------- */
.plan-card { position: relative; }
.plan-card .plan-tag {
  position: absolute; top: 18px; right: 18px;
  background: linear-gradient(135deg, var(--orange), #ff9a3d); color: #fff;
  font-size: 12px; padding: 3px 12px; border-radius: 999px;
}
.plan-price { margin: 4px 0 12px; color: var(--navy); }
.plan-price b { font-size: 32px; font-weight: 800; letter-spacing: .5px; }
.plan-price span { font-size: 13px; color: var(--gray); margin-left: 4px; }
.plan-intro { color: var(--gray); font-size: 14px; margin-bottom: 16px; }
.plan-feats { list-style: none; margin: 0 0 24px; padding: 0; width: 100%; }
.plan-feats li {
  position: relative; padding: 8px 0 8px 26px; border-bottom: 1px dashed var(--line);
  font-size: 14px; color: var(--ink); text-align: left;
}
.plan-feats li:last-child { border-bottom: none; }
.plan-feats li::before { content: "✓"; position: absolute; left: 4px; color: var(--blue); font-weight: 800; }

/* ---------- 招商横幅 ---------- */
.cta-band { position: relative; overflow: hidden; color: #fff; padding: 90px 0; text-align: center;
  background: radial-gradient(800px 400px at 20% 0%, #ff9a3d33 0%, transparent 60%),
              linear-gradient(120deg, #071233, #0d2a6b 70%, #123a9e);
}
.cta-band h2 { font-size: 34px; letter-spacing: 2px; margin-bottom: 14px; }
.cta-band p { color: rgba(255,255,255,.75); margin-bottom: 36px; }
.cta-band .btn { font-size: 16px; padding: 15px 46px; }

/* ---------- 页脚 ---------- */
.footer { background: var(--navy); color: rgba(255,255,255,.66); padding: 70px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 50px; }
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 20px; letter-spacing: 1px; }
.footer a:hover { color: #fff; }
.footer li { margin-bottom: 11px; font-size: 14px; }
.footer .brand p { font-size: 14px; margin-top: 16px; line-height: 1.9; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0;
  font-size: 13px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
}

/* ---------- 子页头 ---------- */
.page-hero {
  background: radial-gradient(900px 400px at 85% -20%, #1e46c8 0%, transparent 60%),
              linear-gradient(135deg, #071233, #0b1b3a 60%, #0d2a6b);
  color: #fff; padding: 90px 0 80px; text-align: center; position: relative; overflow: hidden;
}
.page-hero .eyebrow { color: #7fa7ff; letter-spacing: 4px; font-size: 14px; display: block; margin-bottom: 14px; }
.page-hero h1 { font-size: 42px; letter-spacing: 2px; }
.page-hero p { margin-top: 18px; color: rgba(255,255,255,.72); font-size: 17px; }

/* ---------- 平台页 ---------- */
.platform-block { padding: 90px 0; }
.platform-block.gray { background: var(--bg); }
.platform-block .p-tag {
  display: inline-block; font-size: 13px; letter-spacing: 2px; color: var(--blue);
  background: #eef3ff; border-radius: 999px; padding: 6px 16px; margin-bottom: 18px; font-weight: 600;
}
.platform-block h2 { font-size: 32px; color: var(--navy); margin-bottom: 8px; }
.platform-block .p-slogan { color: var(--gray); font-size: 17px; margin-bottom: 26px; }
.platform-block ul li { display: flex; gap: 12px; padding: 9px 0; color: var(--ink); font-size: 15px; }
.platform-block ul li::before { content: "✓"; color: var(--green); font-weight: 700; }
.mock {
  border-radius: 22px; min-height: 360px; position: relative; overflow: hidden;
  box-shadow: var(--shadow-lg); display: flex; align-items: center; justify-content: center;
}
.mock .mock-screen {
  width: 78%; background: rgba(255,255,255,.95); border-radius: 16px; padding: 24px;
  box-shadow: 0 14px 40px rgba(0,0,0,.2);
}
.mock .bar { height: 12px; border-radius: 6px; background: #e8ecf3; margin-bottom: 14px; }
.mock .bar.w60 { width: 60%; } .mock .bar.w80 { width: 80%; } .mock .bar.w40 { width: 40%; }
.mock .tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 18px; }
.mock .tiles div { height: 56px; border-radius: 10px; }

/* 平台品牌 logo 与公众号二维码 */
.plat-logo { display: block; object-fit: cover; }
.card .icon .plat-logo { width: 56px; height: 56px; border-radius: 14px; }
.qr-strip {
  margin-top: 34px; display: flex; align-items: center; justify-content: center; gap: 52px;
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px 40px;
}
.qr-strip-label { display: flex; flex-direction: column; gap: 6px; margin-right: 8px; }
.qr-strip-label strong { font-size: 17px; color: var(--navy); }
.qr-strip-label span { font-size: 13px; color: var(--gray); }
.qr-item { display: flex; align-items: center; gap: 12px; }
.qr-item img { width: 96px; height: 96px; display: block; border-radius: 10px; border: 1px solid var(--line); }
.qr-item span { font-size: 13.5px; color: var(--navy); font-weight: 600; }
@media (max-width: 900px) {
  .qr-strip { flex-wrap: wrap; gap: 24px; }
}

/* ---------- 产品详情 ---------- */
.prod { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 34px 30px; transition: .3s; }
.prod:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
.prod .p-ico { width: 52px; height: 52px; color: var(--blue); display: flex; align-items: center; justify-content: center; font-size: 30px; margin-bottom: 20px; }
.prod h3 { font-size: 19px; color: var(--navy); }
.prod .desc { color: var(--gray); font-size: 14px; margin: 8px 0 16px; }
.prod ul { display: flex; flex-wrap: wrap; gap: 8px; }
.prod ul li { font-size: 12.5px; color: var(--blue); background: #eef3ff; padding: 4px 12px; border-radius: 999px; }
.prod .fit { margin-top: 16px; font-size: 13px; color: #98a1b0; border-top: 1px dashed var(--line); padding-top: 14px; }

/* ---------- 加盟页 ---------- */
.join-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.join-grid .card { text-align: center; }
.step-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; counter-reset: step; }
.step { text-align: center; position: relative; padding: 34px 14px 26px; background: #fff; border: 1px solid var(--line); border-radius: 14px; transition: .3s; }
.step:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.step::before {
  counter-increment: step; content: "0" counter(step);
  position: absolute; top: -22px; left: 50%; transform: translateX(-50%);
  width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(135deg, var(--blue), #4d8bff);
  color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 18px rgba(22,87,255,.35); font-size: 15px;
}
.step h4 { color: var(--navy); font-size: 17px; margin: 10px 0 8px; }
.step p { font-size: 13px; color: var(--gray); }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 14px; overflow: hidden; }
.faq-item summary { cursor: pointer; padding: 20px 26px; font-weight: 600; color: var(--navy); list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-item summary::after { content: "+"; font-size: 22px; color: var(--blue); transition: .3s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-body { padding: 0 26px 22px; color: var(--gray); font-size: 15px; }

/* 表单 */
.join-apply { background: var(--bg); }
.apply-wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: center; }
.apply-info h2 { font-size: 32px; color: var(--navy); margin-bottom: 18px; }
.apply-info p { color: var(--gray); margin-bottom: 30px; }
.apply-info .hot { font-size: 15px; color: var(--ink); }
.apply-info .hot b { color: var(--orange); font-size: 26px; font-family: Georgia, serif; letter-spacing: 1px; }
.form-card { background: #fff; border-radius: 18px; box-shadow: var(--shadow-lg); padding: 40px; }
.form-card h3 { color: var(--navy); font-size: 20px; margin-bottom: 24px; text-align: center; }
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: 14px; color: var(--ink); margin-bottom: 8px; font-weight: 500; }
.form-row input, .form-row select {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--line); border-radius: 10px;
  font-size: 15px; outline: none; transition: .25s; background: #fafbfc; font-family: inherit;
}
.form-row input:focus, .form-row select:focus { border-color: var(--blue); background: #fff; }
.form-card .btn { width: 100%; padding: 14px; font-size: 16px; }
.form-note { font-size: 12px; color: #a5adba; text-align: center; margin-top: 14px; }
.form-ok { display: none; text-align: center; padding: 30px 0; }
.form-ok .ok-ico { width: 64px; height: 64px; border-radius: 50%; background: #e6f7ef; color: var(--green); font-size: 30px; display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; }

/* ---------- 关于页 ---------- */
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: start; }
.about-grid .lead { font-size: 17px; color: var(--ink); line-height: 2; }
.about-grid .lead b { color: var(--blue); }
.timeline { border-left: 2px solid var(--line); padding-left: 30px; margin-left: 8px; }
.tl-item { position: relative; padding-bottom: 34px; }
.tl-item::before {
  content: ""; position: absolute; left: -39px; top: 6px; width: 14px; height: 14px;
  border-radius: 50%; background: #fff; border: 3px solid var(--blue);
}
.tl-item b { color: var(--blue); font-size: 17px; }
.tl-item p { color: var(--gray); font-size: 14px; margin-top: 4px; }
.honor { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.honor .card { text-align: center; padding: 40px 24px; }
.honor .icon { margin: 0 auto 18px; }

/* ---------- 动效 ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.reveal.on { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .grid-4, .support, .join-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .cases, .chip-row, .honor { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(3, 1fr); row-gap: 30px; }
  .stat:nth-child(3) { border-right: none; }
  .step-flow { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { padding: 90px 0 140px; }
  .hero h1 { font-size: 42px; }
  .hero-wrap { grid-template-columns: 1fr; gap: 70px; }
  .hero-copy { max-width: 640px; }
  .hero-trust .t { padding: 0 20px; }
  .platform-block, .compare, .apply-wrap, .about-grid { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px) {
  .nav-links {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    background: #fff; flex-direction: column; padding: 20px 24px 28px; gap: 18px;
    box-shadow: 0 20px 40px rgba(11,27,58,.12); align-items: flex-start;
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; margin-left: auto; background: none; border: none; font-size: 24px; color: var(--navy); cursor: pointer; }
  .nav .btn { display: none; }
  .hero { padding: 70px 0 110px; }
  .hero h1 { font-size: 33px; letter-spacing: 1px; }
  .hero h1 .accent::after { height: 10px; bottom: 3px; }
  .hero p.sub { font-size: 15px; word-break: break-word; }
  .hero p.sub .l1, .hero p.sub .l2 { display: inline; }
  .hero-trust { margin-top: 32px; flex-wrap: wrap; row-gap: 18px; }
  .hero-trust b { font-size: 18px; }
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .hero-visual { padding: 0; }
  .phone { width: 232px; }
  .fcard { padding: 10px 15px; }
  .fcard b { font-size: 18px; }
  .fcard.fc3 { display: none; }
  .fcard.fc1 { left: -6px; }
  .fcard.fc2 { right: -6px; }
  .sec-head h2 { font-size: 26px; }
  section.block { padding: 64px 0; }
  .grid-2, .grid-3, .grid-4, .cases, .chip-row, .support, .join-grid, .honor { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: none !important; }
  .stat b { font-size: 30px; }
  .step-flow { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 28px; }
  .compare .col { padding: 30px 22px; }
  .form-card { padding: 26px 20px; }
}