/* 道云星辰官网 · 浅色主题 */
:root {
  --brand: #2f6fed;
  --brand-deep: #1f5fe0;
  --brand-soft: #eef4ff;
  --mint: #0f9d8a;
  --ink: #0e1b33;
  --ink-2: #24344d;
  --text: #4d5c72;
  --muted: #6b7a90;
  --faint: #8b98ab;
  --line: #e5eaf3;
  --line-soft: #eef2f8;
  --bg: #f7f9fd;
  --white: #fff;
  --shadow-sm: 0 6px 18px rgba(24, 44, 84, .05);
  --shadow-md: 0 18px 44px -18px rgba(24, 44, 84, .22);
  --radius: 16px;

  --el-color-primary: #2f6fed;
  --el-color-primary-light-3: #6b93f3;
  --el-color-primary-light-5: #97b4f7;
  --el-color-primary-light-7: #c3d4fa;
  --el-color-primary-light-8: #d9e4fc;
  --el-color-primary-light-9: #eef4ff;
  --el-color-primary-dark-2: #1f5fe0;
  --el-border-radius-base: 10px;
  --el-font-family: inherit;
}

* { box-sizing: border-box; }
[v-cloak] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
               "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { background: rgba(47, 111, 237, .18); }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p { margin: 0; }
button { font-family: inherit; }
.wrap { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 13px; border-radius: 999px;
  background: var(--brand-soft); border: 1px solid #dbe7ff;
  color: var(--brand); font-size: 12.5px; font-weight: 650; letter-spacing: .08em;
}
.section { padding: 88px 0; }
.section-soft { background: var(--bg); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.section-head { max-width: 720px; margin: 0 auto 44px; text-align: center; }
.section-head h2 { margin: 14px 0 12px; font-size: clamp(26px, 3vw, 34px); line-height: 1.3; letter-spacing: -.02em; font-weight: 750; }
.section-head p { color: var(--muted); font-size: 15.5px; }
.center-actions { text-align: center; margin-top: 32px; }

/* Element Plus 统一风格 */
.el-button { font-weight: 600; border-radius: 10px; }
.el-button--large { height: 46px; padding: 0 24px; font-size: 15px; }
.el-button--primary {
  --el-button-bg-color: var(--brand);
  --el-button-border-color: var(--brand);
  --el-button-hover-bg-color: var(--brand-deep);
  --el-button-hover-border-color: var(--brand-deep);
  --el-button-active-bg-color: #1a54c9;
  --el-button-active-border-color: #1a54c9;
  box-shadow: 0 8px 20px -10px rgba(47, 111, 237, .65);
}
.el-button--default {
  --el-button-border-color: #d9e2f0;
  --el-button-hover-text-color: var(--brand);
  --el-button-hover-border-color: #b9cdf0;
  --el-button-hover-bg-color: #f5f9ff;
}

/* ============ 顶部导航 ============ */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .84);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid rgba(229, 234, 243, .9);
}
.header-inner { height: 74px; display: flex; align-items: center; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand-logo { width: 34px; height: 34px; object-fit: contain; }
.brand-name { font-size: 19px; font-weight: 750; letter-spacing: .04em; color: var(--ink); }
.nav { display: flex; align-items: center; gap: 4px; margin-left: 40px; }
.nav a {
  padding: 9px 16px; border-radius: 9px; font-size: 15px; color: var(--text);
  transition: background .18s ease, color .18s ease;
}
.nav a:hover { background: #f4f7fd; color: var(--ink); }
.nav a.active { background: var(--brand-soft); color: var(--brand); font-weight: 650; }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.login-btn { height: 40px; padding: 0 16px; border-color: #d7e2f5; color: #25406b; background: #fff; }
.login-btn:hover { border-color: #b9cdf0; color: var(--brand); background: #f7faff; }
.wx-icon { display: inline-flex; color: #07c160; margin-right: 7px; vertical-align: -3px; }
.user-chip {
  display: flex; align-items: center; gap: 8px; cursor: pointer; outline: none;
  padding: 4px 10px 4px 4px; border-radius: 999px; transition: background .18s ease;
}
.user-chip:hover { background: #f4f7fd; }
.user-name { font-size: 14px; font-weight: 600; max-width: 110px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.caret { font-size: 10px; color: var(--faint); }
.menu-toggle { display: none; width: 40px; height: 40px; border: 1px solid var(--line); background: #fff; border-radius: 10px; padding: 10px 9px; flex-direction: column; justify-content: space-between; cursor: pointer; }
.menu-toggle span { display: block; height: 2px; border-radius: 2px; background: var(--ink-2); }
.mobile-nav { display: none; border-top: 1px solid var(--line-soft); background: #fff; padding: 10px 24px 18px; }
.mobile-nav a { display: block; padding: 12px 10px; border-radius: 9px; font-size: 15px; color: var(--text); }
.mobile-nav a.active { background: var(--brand-soft); color: var(--brand); font-weight: 650; }
.drop-enter-active, .drop-leave-active { transition: opacity .18s ease, transform .18s ease; }
.drop-enter-from, .drop-leave-to { opacity: 0; transform: translateY(-6px); }

/* ============ 首屏 ============ */
.hero { position: relative; overflow: hidden; padding: 82px 0 74px; background:
  radial-gradient(900px 520px at 84% 6%, #e7efff 0%, rgba(231, 239, 255, 0) 62%),
  radial-gradient(680px 440px at 4% 96%, #eafaf6 0%, rgba(234, 250, 246, 0) 62%),
  #fff; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(#eef2f9 1px, transparent 1px), linear-gradient(90deg, #eef2f9 1px, transparent 1px);
  background-size: 56px 56px; opacity: .5;
  mask-image: radial-gradient(ellipse at 50% 38%, #000 12%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 38%, #000 12%, transparent 70%);
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.02fr 1.08fr; gap: 52px; align-items: center; }
.hero-copy h1 { margin: 20px 0 0; font-size: clamp(36px, 4.1vw, 55px); line-height: 1.16; letter-spacing: -.025em; font-weight: 780; }
.hero-copy h1 em { font-style: normal; background: linear-gradient(96deg, #2f6fed 8%, #0f9d8a 92%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-copy .lead { margin-top: 22px; max-width: 520px; color: #5c6c83; font-size: 16.5px; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 30px; color: var(--muted); font-size: 13.5px; }
.hero-points span { display: inline-flex; align-items: center; gap: 7px; }
.hero-points span::before { content: "✓"; display: inline-flex; align-items: center; justify-content: center; width: 17px; height: 17px; border-radius: 50%; background: #e9f7ef; color: #15803d; font-size: 10px; font-weight: 700; }
.hero-visual { position: relative; padding: 8px 0 24px 18px; }
.hero-visual::before {
  content: ""; position: absolute; inset: 22px 12px 8px 34px; border-radius: 22px;
  background: linear-gradient(135deg, rgba(47, 111, 237, .20), rgba(15, 157, 138, .16));
  filter: blur(26px); z-index: 0;
}
.shot-frame {
  position: relative; z-index: 1; overflow: hidden; background: #fff;
  border: 1px solid #e1e8f3; border-radius: 16px;
  box-shadow: 0 34px 64px -30px rgba(20, 40, 80, .35);
}
.shot-bar { display: flex; align-items: center; gap: 6px; height: 30px; padding: 0 13px; background: #f8fafd; border-bottom: 1px solid var(--line-soft); }
.shot-bar i { width: 8px; height: 8px; border-radius: 50%; background: #e3e9f2; }
.shot-bar i:nth-child(1) { background: #ff6159; }
.shot-bar i:nth-child(2) { background: #ffbd2e; }
.shot-bar i:nth-child(3) { background: #29c73f; }
.shot-frame img { width: 100%; height: auto; }
.hero-frame { transform: rotate(-1deg); }
.float-card {
  position: absolute; z-index: 2; display: flex; align-items: center; gap: 10px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 11px 15px; box-shadow: 0 18px 40px -18px rgba(24, 44, 84, .3);
}
.float-card b { display: block; font-size: 17px; line-height: 1.2; letter-spacing: -.01em; }
.float-card small { display: block; margin-top: 3px; font-size: 11px; color: var(--faint); }
.float-a { left: -10px; bottom: 4px; }
.float-b { right: -8px; top: 26px; }
.float-dot { width: 9px; height: 9px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 0 4px #e9f9ef; }

/* ============ 数据条 ============ */
.stat-band { background: #fbfcfe; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); padding: 26px 0; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { text-align: center; }
.stat + .stat { border-left: 1px solid #e9eef7; }
.stat b { display: block; font-size: 30px; line-height: 1.2; letter-spacing: -.02em; font-weight: 760; color: var(--ink); }
.stat span { display: block; margin-top: 3px; font-size: 13px; color: var(--faint); }

/* ============ 产品卡片 ============ */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.product-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; cursor: pointer; transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease; }
.product-card:hover { transform: translateY(-4px); border-color: #cfdcf3; box-shadow: var(--shadow-md); }
.product-media { aspect-ratio: 16 / 10; background: #f4f7fd; overflow: hidden; }
.product-media img { width: 100%; height: 100%; object-fit: cover; }
.product-media.media-miaobi { background: linear-gradient(135deg, #effaf6, #e8f2ff); display: flex; align-items: center; justify-content: center; }
.product-media.media-miaobi img { width: 62%; height: 86%; object-fit: contain; filter: drop-shadow(0 14px 22px rgba(20, 60, 90, .12)); }
.product-body { padding: 20px 22px 22px; }
.product-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.product-top h3 { font-size: 19px; font-weight: 720; letter-spacing: -.01em; }
.pill-tag { flex: 0 0 auto; font-size: 11px; font-weight: 650; padding: 4px 9px; border-radius: 999px; color: var(--brand); background: var(--brand-soft); border: 1px solid #dbe7ff; }
.product-body p { margin-top: 8px; font-size: 14px; color: var(--muted); line-height: 1.72; }
.text-link { display: inline-flex; align-items: center; gap: 5px; margin-top: 15px; color: var(--brand); font-size: 13.5px; font-weight: 650; }
.text-link i { font-style: normal; transition: transform .2s ease; }
.product-card:hover .text-link i { transform: translateX(3px); }

/* ============ 服务预览 ============ */
.service-mini-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service-mini { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 24px 22px; transition: box-shadow .2s ease, transform .2s ease; }
.service-mini:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.mini-icon, .service-icon, .team-mark {
  width: 44px; height: 44px; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #eef4ff, #e8f7f3); color: var(--brand);
}
.mini-icon svg, .service-icon svg, .team-mark svg { width: 22px; height: 22px; }
.service-mini h3 { margin-top: 16px; font-size: 16px; font-weight: 700; }
.service-mini p { margin-top: 7px; font-size: 13.5px; color: var(--muted); line-height: 1.7; }

/* ============ 为什么选择 ============ */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.why-card { background: linear-gradient(180deg, #fbfcff, #fff); border: 1px solid var(--line); border-radius: 16px; padding: 28px 26px; }
.why-num { font-size: 12.5px; font-weight: 700; letter-spacing: .12em; color: var(--brand); }
.why-card h3 { margin: 12px 0 9px; font-size: 19px; font-weight: 720; }
.why-card p { font-size: 14.5px; color: var(--muted); line-height: 1.8; }

/* ============ CTA ============ */
.cta-band { background: linear-gradient(112deg, #122a5e 0%, #2456b8 58%, #3f7df5 100%); color: #fff; padding: 54px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.cta-inner h2 { font-size: 27px; font-weight: 750; letter-spacing: -.01em; }
.cta-inner p { margin-top: 9px; font-size: 15px; color: rgba(255, 255, 255, .76); }
.cta-actions { display: flex; gap: 12px; flex: 0 0 auto; }
.ghost-btn { background: transparent; border-color: rgba(255, 255, 255, .38); color: #fff; }
.ghost-btn:hover { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .62); color: #fff; }

/* ============ 子页头部 ============ */
.page-hero { padding: 70px 0 46px; background:
  radial-gradient(760px 360px at 88% 0%, #e9f1ff 0%, rgba(233, 241, 255, 0) 66%), #fff; border-bottom: 1px solid var(--line-soft); }
.page-hero h1 { margin: 16px 0 13px; font-size: clamp(31px, 3.8vw, 46px); line-height: 1.2; letter-spacing: -.025em; font-weight: 770; }
.page-hero p { max-width: 620px; color: var(--muted); font-size: 16px; line-height: 1.8; }
.about-hero { background: radial-gradient(780px 380px at 86% 0%, #e9f1ff 0%, rgba(233, 241, 255, 0) 66%), radial-gradient(520px 300px at 6% 100%, #eafaf6, rgba(234, 250, 246, 0)), #fff; }

/* ============ 产品详情 ============ */
.product-detail { padding: 62px 0; }
.product-detail + .product-detail { border-top: 1px solid var(--line-soft); }
.detail-grid { display: grid; grid-template-columns: 1.06fr .94fr; gap: 56px; align-items: center; }
.detail-grid.reverse .detail-media { order: 2; }
.detail-media { min-width: 0; }
.detail-title .pill-tag { display: inline-block; }
.detail-title h2 { margin-top: 11px; font-size: clamp(26px, 3vw, 33px); letter-spacing: -.02em; font-weight: 760; }
.detail-desc { margin-top: 15px; font-size: 15.5px; color: var(--muted); line-height: 1.9; }
.feature-list { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 11px; }
.feature-list.cols { grid-template-columns: 1fr 1fr; column-gap: 22px; }
.feature-list li { display: flex; align-items: flex-start; gap: 9px; font-size: 14.5px; color: #3b4a60; line-height: 1.6; }
.check { flex: 0 0 auto; width: 19px; height: 19px; margin-top: 1px; border-radius: 50%; background: #e9f7ef; color: #15803d; font-size: 11px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; }
.detail-actions { margin-top: 28px; }
.wow-shot img { aspect-ratio: 16 / 11; object-fit: cover; object-position: top left; }
.miaobi-panel { position: relative; border: 1px solid #e0eef7; border-radius: 18px; padding: 26px; background: linear-gradient(135deg, #effaf6, #e8f2ff); display: flex; align-items: center; justify-content: center; }
.miaobi-panel > img { width: 72%; max-height: 420px; object-fit: contain; filter: drop-shadow(0 18px 26px rgba(20, 60, 90, .12)); }
.qr-card { position: absolute; right: 18px; bottom: 18px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 9px 9px 7px; text-align: center; box-shadow: 0 12px 28px -14px rgba(20, 40, 80, .28); }
.qr-card img { width: 116px; height: 116px; object-fit: contain; }
.qr-card span { display: block; margin-top: 4px; font-size: 10.5px; color: var(--faint); }

/* ============ 服务 ============ */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 26px 24px; transition: box-shadow .2s ease, transform .2s ease; }
.service-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.service-card:last-child { grid-column: 2 / 3; }
.service-card h3 { margin: 16px 0 8px; font-size: 18px; font-weight: 720; }
.service-card p { font-size: 14px; color: var(--muted); line-height: 1.75; }
.service-card ul { list-style: none; margin: 13px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 7px; }
.service-card li { font-size: 12px; color: #64748b; background: #f5f8fd; border: 1px solid #edf1f8; border-radius: 6px; padding: 4px 8px; }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.process { position: relative; padding-top: 8px; }
.process-num { width: 38px; height: 38px; border-radius: 50%; background: #fff; border: 1px solid #dbe7ff; color: var(--brand); font-size: 15px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; }
.process h3 { margin: 14px 0 7px; font-size: 17px; }
.process p { font-size: 13.5px; color: var(--muted); line-height: 1.75; }

/* ============ 关于 ============ */
.about-grid { display: grid; grid-template-columns: 1.28fr .72fr; gap: 60px; align-items: center; }
.about-copy h2 { margin: 14px 0 18px; font-size: clamp(25px, 2.8vw, 31px); letter-spacing: -.02em; font-weight: 760; }
.about-copy p { color: var(--text); font-size: 15.5px; line-height: 1.95; margin-bottom: 13px; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.skill-tags span { font-size: 13px; color: #3b4a60; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 6px 12px; }
.slogan-card { position: relative; overflow: hidden; background: linear-gradient(150deg, #0f1f3d, #1c3a70); color: #fff; border-radius: 20px; padding: 42px 34px; box-shadow: 0 24px 50px -24px rgba(15, 31, 61, .55); }
.slogan-card::after { content: ""; position: absolute; width: 220px; height: 220px; right: -80px; top: -90px; border-radius: 50%; background: radial-gradient(circle, rgba(90, 140, 255, .45), rgba(90, 140, 255, 0) 70%); }
.slogan-card .quote { font-size: 76px; line-height: .6; color: rgba(255, 255, 255, .16); font-family: Georgia, serif; }
.slogan-card p { margin: 6px 0 22px; font-size: 29px; font-weight: 750; line-height: 1.5; letter-spacing: .02em; }
.slogan-label { font-size: 10.5px; letter-spacing: .22em; color: rgba(255, 255, 255, .52); }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.team-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 28px 26px; }
.team-card h3 { margin: 16px 0 10px; font-size: 18px; font-weight: 720; }
.team-card p { font-size: 14px; color: var(--muted); line-height: 1.8; }
.team-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.team-tags span { font-size: 12px; color: #64748b; background: #f5f8fd; border: 1px solid #edf1f8; border-radius: 6px; padding: 4px 8px; }
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; align-items: stretch; }
.contact-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 22px 18px; text-align: center; }
.contact-icon { width: 44px; height: 44px; margin: 0 auto 12px; border-radius: 12px; background: var(--brand-soft); color: var(--brand); display: flex; align-items: center; justify-content: center; font-size: 21px; }
.contact-card h3 { font-size: 15px; font-weight: 700; }
.contact-card p, .contact-card a { display: block; margin-top: 6px; font-size: 13.5px; color: var(--muted); }
.contact-card a:hover { color: var(--brand); }
.qr-contact { display: flex; flex-direction: column; align-items: center; }
.qr-contact img { width: 140px; height: 168px; object-fit: contain; border-radius: 8px; margin-bottom: 12px; background: #fff; }
.wechat-account { color: #07c160; background: #e9f9f0; }

/* ============ 留言 ============ */
.msg-section { background: var(--bg); border-top: 1px solid var(--line-soft); }
.msg-card { max-width: 900px; margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px; box-shadow: var(--shadow-sm); }
.msg-login { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 22px 24px; border: 1px dashed #cfe0fb; border-radius: 14px; background: linear-gradient(180deg, #f8fbff, #f4f9ff); }
.msg-login h3 { font-size: 17px; font-weight: 700; }
.msg-login p { margin-top: 5px; font-size: 13.5px; color: var(--muted); }
.msg-form .el-textarea__inner { border-radius: 12px; padding: 14px 15px; font-size: 14.5px; line-height: 1.8; box-shadow: 0 0 0 1px var(--line) inset; }
.msg-form .el-textarea__inner:focus { box-shadow: 0 0 0 1px var(--brand) inset; }
.msg-form-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 14px; }
.msg-as { font-size: 13px; color: var(--faint); }
.msg-list { margin-top: 22px; }
.msg-item { display: flex; gap: 13px; padding: 18px 0; border-top: 1px solid #f0f3f9; }
.msg-item:first-child { border-top: 0; padding-top: 6px; }
.msg-main { min-width: 0; flex: 1; }
.msg-meta { display: flex; align-items: baseline; gap: 10px; }
.msg-meta b { font-size: 14px; font-weight: 650; }
.msg-meta span { font-size: 12px; color: #9aa7b8; }
.msg-main p { margin-top: 5px; font-size: 14.5px; color: #3b4a60; line-height: 1.8; white-space: pre-wrap; overflow-wrap: anywhere; }

/* ============ 页脚 ============ */
.site-footer { background: #fbfcfe; border-top: 1px solid var(--line); }
.footer-main { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1fr; gap: 30px; padding: 52px 0 42px; }
.footer-brand { display: flex; gap: 14px; align-items: flex-start; }
.footer-logo img { width: 40px; height: 40px; object-fit: contain; }
.footer-brand b { font-size: 15.5px; font-weight: 700; }
.footer-brand p { margin-top: 8px; font-size: 13.5px; color: var(--faint); }
.footer-col h4 { font-size: 13px; font-weight: 700; color: var(--ink); margin-bottom: 13px; }
.footer-col a, .footer-col span { display: block; font-size: 13.5px; color: var(--muted); margin-bottom: 8px; }
.footer-col a:hover { color: var(--brand); }
.footer-bottom { border-top: 1px solid var(--line-soft); padding: 18px 0; }
.footer-bottom-inner { display: flex; align-items: center; justify-content: space-between; gap: 14px; font-size: 12px; color: var(--faint); }
.footer-bottom-inner a { color: inherit; }
.footer-bottom-inner a:hover { color: var(--brand); }

/* ============ 登录弹窗 ============ */
.login-dialog { border-radius: 18px; }
.login-dialog .el-dialog__body { padding: 6px 24px 24px; }
.login-box { text-align: center; }
.wx-badge { width: 48px; height: 48px; border-radius: 50%; background: #e9f9f0; color: #07c160; display: inline-flex; align-items: center; justify-content: center; }
.login-head h3 { margin: 13px 0 6px; font-size: 18px; font-weight: 720; }
.login-head p { font-size: 13px; color: var(--muted); }
.qr-wrap { height: 400px; margin-top: 16px; display: flex; align-items: center; justify-content: center; }
.qr-frame { width: 300px; height: 400px; border: 0; border-radius: 12px; background: #fff; }
.qr-loading { display: flex; flex-direction: column; align-items: center; gap: 12px; color: var(--faint); font-size: 12px; }
.qr-loading span { width: 30px; height: 30px; border-radius: 50%; border: 2px solid #e3eaf5; border-top-color: var(--brand); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.qr-error { margin-top: 10px; font-size: 13px; color: #cf2f2a; }
.qr-new { display: inline-block; margin-top: 4px; font-size: 12px; color: var(--faint); }
.qr-new:hover { color: var(--brand); }

/* ============ 响应式 ============ */
@media (max-width: 1080px) {
  .hero-grid { gap: 34px; }
  .nav { margin-left: 22px; }
  .service-mini-grid { grid-template-columns: repeat(2, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card:last-child { grid-column: auto; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 880px) {
  .wrap { width: calc(100% - 40px); }
  .section { padding: 64px 0; }
  .nav { display: none; }
  .menu-toggle { display: flex; }
  .mobile-nav { display: block; }
  .header-inner { height: 66px; }
  .hero { padding: 52px 0 56px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-copy .lead { max-width: none; }
  .hero-visual { padding-left: 0; }
  .float-a { left: 8px; }
  .float-b { right: 8px; }
  .product-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .detail-grid, .detail-grid.reverse { grid-template-columns: 1fr; gap: 30px; }
  .detail-grid.reverse .detail-media { order: 0; }
  .about-grid { grid-template-columns: 1fr; gap: 34px; }
  .team-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .footer-main { grid-template-columns: 1fr 1fr; padding: 40px 0 30px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); row-gap: 22px; }
  .stat:nth-child(3) { border-left: 0; }
}

@media (max-width: 600px) {
  .wrap { width: calc(100% - 32px); }
  .header-actions { gap: 8px; }
  .login-btn { padding: 0 12px; }
  .brand-name { font-size: 17px; }
  .hero-copy h1 { font-size: 35px; }
  .hero-actions .el-button { flex: 1; }
  .hero-actions { gap: 10px; }
  .hero-points { gap: 12px 18px; }
  .float-card { padding: 9px 12px; }
  .float-card b { font-size: 15px; }
  .section-head { margin-bottom: 32px; }
  .service-mini-grid, .service-grid, .contact-grid { grid-template-columns: 1fr; }
  .feature-list.cols { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom-inner { flex-direction: column; align-items: flex-start; gap: 6px; }
  .msg-card { padding: 18px; }
  .msg-login { flex-direction: column; align-items: flex-start; }
  .msg-form-foot { flex-direction: column; align-items: stretch; }
  .msg-form-foot .el-button { width: 100%; }
  .qr-contact img { width: 128px; height: 154px; }
  .cta-inner h2 { font-size: 23px; }
  .cta-actions { width: 100%; }
  .cta-actions .el-button { flex: 1; }
  .login-dialog { width: calc(100% - 24px) !important; }
}