@charset "UTF-8";
/* ==========================================================================
   微信数字员工 · 03 秒哒「薄暮回声」模版
   配色取自模版实测值（颜色聚类）：
     主蓝 #4b70a5 ｜ 深墨 #2d3b4f ｜ 次灰 #566271 ｜ 弱灰 #979fa7
     页底 #faf8f5 ｜ 卡片 #fdfdfb ｜ 卡片顶条 淡紫#c0bfdc → 淡蓝#c7d2e1
   ========================================================================== */

:root {
  --blue:      #4b70a5;
  --blue-deep: #3c5b8a;
  --blue-soft: #edf1f8;
  --blue-line: #d9e2ef;
  --ink:       #2d3b4f;
  --ink-2:     #566271;
  --muted:     #979fa7;
  --page:      #faf8f5;
  --card:      #ffffff;
  --line:      #ecebe6;
  --radius:    20px;
  --radius-sm: 14px;
  --shadow:    0 18px 44px -30px rgba(45, 59, 79, .55);
  --wrap:      1140px;
}

* { box-sizing: border-box; }

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

/* 顶部 sticky 顶栏 78px，锚点跳转时留出余量 */
section[id], article[id] { scroll-margin-top: 96px; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
svg { display: block; }

.container {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===================== 顶栏 ===================== */
.topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 78px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .3px;
  flex: none;
}
.brand img {
  width: 40px;
  height: 40px;
  border-radius: 13px;
  box-shadow: 0 6px 14px -8px rgba(45, 59, 79, .6);
}

/* 胶囊导航 */
.nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  flex-wrap: nowrap;
}
.nav a {
  display: inline-flex;
  align-items: center;
  padding: 10px 15px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-2);
  white-space: nowrap;
  transition: background .16s ease, color .16s ease;
}
.nav a:hover { background: #f4f2ee; color: var(--ink); }
.nav a.active { background: var(--blue-soft); color: var(--blue); }

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 11px 18px;
  border-radius: 999px;
  border: 1px solid var(--blue-line);
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background .16s ease, border-color .16s ease;
}
.contact-btn svg { width: 16px; height: 16px; }
.contact-btn:hover { background: #e3eaf6; border-color: #c7d5e8; }

.dl-card {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  padding: 8px 22px 8px 10px;
  border-radius: 999px;
  min-width: 194px;
  background: linear-gradient(120deg, var(--blue-deep) 0%, var(--blue) 62%, #5b82b6 100%);
  color: #fff;
  box-shadow: 0 10px 22px -12px rgba(60, 91, 138, .85);
  transition: transform .16s ease, box-shadow .16s ease, filter .16s ease;
}
.dl-card:hover { transform: translateY(-1px); filter: brightness(1.06); box-shadow: 0 14px 28px -12px rgba(60, 91, 138, .9); }
.dl-card-ico {
  width: 38px;
  height: 38px;
  flex: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, .22);
  display: flex;
  align-items: center;
  justify-content: center;
}
.dl-card-ico svg { width: 19px; height: 19px; }
.dl-card-txt { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.dl-card-txt b { font-size: 15px; font-weight: 800; letter-spacing: .3px; white-space: nowrap; }
.dl-card-txt i { font-style: normal; font-size: 11px; opacity: .88; margin-top: 3px; white-space: nowrap; }

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}
.nav-toggle svg { width: 20px; height: 20px; }

/* ===================== 首屏 ===================== */
.hero {
  position: relative;
  overflow: hidden;
  margin-top: 26px;
  border-radius: 24px;
  border: 1px solid #e6eaf3;
  background:
    radial-gradient(900px 430px at 80% 14%, #d9e6f7 0%, rgba(217, 230, 247, 0) 62%),
    radial-gradient(760px 380px at 10% 92%, #e4f0f1 0%, rgba(228, 240, 241, 0) 60%),
    linear-gradient(150deg, #f8fafd 0%, #eef3fa 48%, #e5edf8 100%);
  box-shadow: 0 26px 56px -40px rgba(45, 59, 79, .55);
  padding: 48px 50px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 44px;
  align-items: center;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(75, 112, 165, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(75, 112, 165, .06) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: linear-gradient(100deg, rgba(0, 0, 0, .9) 0%, rgba(0, 0, 0, .35) 55%, rgba(0, 0, 0, 0) 88%);
  mask-image: linear-gradient(100deg, rgba(0, 0, 0, .9) 0%, rgba(0, 0, 0, .35) 55%, rgba(0, 0, 0, 0) 88%);
  pointer-events: none;
}

/* 左侧白色渐变遮罩（对应模版插画上的白纱） */
.hero-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(96deg, rgba(255, 255, 255, .95) 0%, rgba(255, 255, 255, .74) 40%, rgba(255, 255, 255, 0) 74%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}
.hero-glow.g1 { width: 320px; height: 320px; right: 6%; top: -14%; background: rgba(120, 158, 210, .30); }
.hero-glow.g2 { width: 260px; height: 260px; left: -8%; bottom: -22%; background: rgba(120, 190, 180, .22); }

.hero-body { position: relative; z-index: 2; }

.hero-tags {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.tag-solid {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .4px;
}
.tag-solid svg { width: 14px; height: 14px; }
.tag-ghost {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid #e4e9f2;
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 600;
}

.hero-title {
  font-size: 44px;
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--ink);
}
.hero-sub {
  margin-top: 12px;
  font-size: 13.5px;
  letter-spacing: 3.2px;
  color: #8593a6;
}
.hero-desc {
  margin-top: 22px;
  max-width: 560px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink-2);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.btn-solid {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 12px 24px -14px rgba(75, 112, 165, .95);
  transition: transform .16s ease, filter .16s ease, box-shadow .16s ease;
}
.btn-solid svg { width: 17px; height: 17px; }
.btn-solid:hover { transform: translateY(-1px); filter: brightness(1.07); box-shadow: 0 16px 28px -14px rgba(75, 112, 165, 1); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid #e4e9f2;
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 10px 22px -18px rgba(45, 59, 79, .8);
  transition: transform .16s ease, border-color .16s ease;
}
.btn-ghost svg { width: 17px; height: 17px; }
.btn-ghost:hover { transform: translateY(-1px); border-color: #cfd9e8; }

/* 首屏右侧二维码卡 */
.hero-side { position: relative; z-index: 2; }

.qr-card {
  background: var(--card);
  border: 1px solid #e8ecf4;
  border-radius: 20px;
  padding: 18px 18px 16px;
  box-shadow: 0 26px 50px -30px rgba(45, 59, 79, .62);
  text-align: center;
}
.qr-card-head {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 15px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 13.5px;
  font-weight: 700;
}
.qr-card-head svg { width: 16px; height: 16px; }
.qr-card-img {
  display: block;
  margin: 15px auto 0;
  width: 100%;
  max-width: 218px;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  background: #fff;
  border: 1px solid #eef1f6;
}
.qr-card-img img { width: 100%; height: auto; transition: transform .2s ease; }
.qr-card-img:hover img { transform: scale(1.03); }
.qr-card-foot {
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.6;
}

/* ===================== 横幅 CTA ===================== */
.banner {
  margin-top: 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
  box-shadow: var(--shadow);
}
.banner-txt { flex: 1 1 380px; }
.banner-txt p { margin-top: 8px; color: var(--ink-2); font-size: 14.5px; }

/* 模版那种带点艺术感的标题 */
.art {
  font-size: 23px;
  font-weight: 800;
  letter-spacing: 1.6px;
  color: var(--ink);
}

/* ===================== 区块标题 ===================== */
.section { margin-top: 54px; }

.sec-head {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.sec-head > svg { width: 24px; height: 24px; color: var(--blue); }
.sec-note { font-size: 13.5px; color: var(--muted); letter-spacing: .4px; }

/* ===================== 能力卡 ===================== */
.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.card {
  position: relative;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px 26px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--blue-line); box-shadow: 0 26px 50px -32px rgba(45, 59, 79, .6); }

/* 顶部渐变条（对应模版卡片的紫→蓝细条） */
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, #c0bfdc 0%, #b9c9df 45%, #9dc0d8 100%);
}
.card:nth-child(2)::before { background: linear-gradient(90deg, #c6c4e2 0%, #a9c3e0 100%); }
.card:nth-child(3)::before { background: linear-gradient(90deg, #b6d3e6 0%, #9fc9d6 100%); }
.card:nth-child(4)::before { background: linear-gradient(90deg, #c6d8bd 0%, #b3cdc0 100%); }
.card:nth-child(5)::before { background: linear-gradient(90deg, #e6c8b4 0%, #d9bfb7 100%); }
.card:nth-child(6)::before { background: linear-gradient(90deg, #b6cfd0 0%, #a8c6d4 100%); }

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}
.card-title {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: .6px;
  line-height: 1.45;
  color: var(--ink);
}
.card-tag {
  flex: none;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  white-space: nowrap;
  margin-top: 3px;
}
.card-tag.t1 { background: #eef1f9; color: #4b70a5; }
.card-tag.t2 { background: #f1eef9; color: #6b5fa8; }
.card-tag.t3 { background: #eaf3fb; color: #3d7fa8; }
.card-tag.t4 { background: #f0f4ec; color: #5f7a53; }
.card-tag.t5 { background: #fdf2ea; color: #b06a3b; }
.card-tag.t6 { background: #edf4f4; color: #3f7d78; }

.card-meta {
  margin-top: 12px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
  letter-spacing: .2px;
}

.card-desc {
  margin-top: 14px;
  padding-top: 16px;
  border-top: 1px solid #f1efeb;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink-2);
  flex: 1;
}

.card-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 22px;
  padding: 13px 20px;
  border-radius: 999px;
  border: 1px solid #dfe4ee;
  background: #fff;
  color: var(--ink);
  font-size: 14.5px;
  font-weight: 700;
  transition: background .16s ease, border-color .16s ease, color .16s ease;
}
.card-btn svg { width: 16px; height: 16px; color: var(--blue); }
.card-btn:hover { background: var(--blue-soft); border-color: #c9d7e9; color: var(--blue); }

/* ===================== 首屏数据条 ===================== */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid rgba(75, 112, 165, .16);
  max-width: 560px;
}
.hero-stats .stat { display: flex; flex-direction: column; gap: 2px; }
.hero-stats .stat b {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .4px;
  color: var(--blue-deep);
  line-height: 1.2;
}
.hero-stats .stat span { font-size: 12px; color: var(--muted); letter-spacing: .3px; }

/* ===================== 工作台截图 ===================== */
.bench {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 14px 10px;
  box-shadow: var(--shadow);
}
.bench-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  border-radius: 14px;
  -webkit-overflow-scrolling: touch;
}
.bench-scroll::-webkit-scrollbar { height: 8px; }
.bench-scroll::-webkit-scrollbar-thumb { background: #dfe3ea; border-radius: 4px; }
.bench-scroll::-webkit-scrollbar-track { background: transparent; }

/* 工作台成品图：2026-09 起走 OSS 外链位图（原来是内联 SVG，38KB 在页面里）。
   width/height 写在标签上（1100×725）—— 图和 SVG 的 viewBox 同比例，
   图片没拉回来之前也不会撑动版式。 */
.wb-svg,
.wb-img {
  display: block;
  width: 100%;
  min-width: 760px;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 20px 40px -32px rgba(45, 59, 79, .8);
}

.bench-cap {
  margin-top: 12px;
  padding: 0 6px 4px;
  font-size: 12.5px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.bench-cap .cap-strong { color: var(--ink-2); font-weight: 700; }
.bench-cap .cap-dot { color: #d3cfc7; }
.bench-cap .cap-hint { margin-left: auto; font-size: 12px; color: #b3b9c2; }

/* 四个工作页签小卡 */
.tabcards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}
.tabcard {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px 20px 18px;
  box-shadow: var(--shadow);
  transition: transform .18s ease, border-color .18s ease;
}
.tabcard:hover { transform: translateY(-2px); border-color: var(--blue-line); }
.tabcard-ico {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--blue-soft);
  color: var(--blue);
  margin-bottom: 14px;
}
.tabcard-ico svg { width: 21px; height: 21px; }
.tabcard h3 { font-size: 16px; font-weight: 800; letter-spacing: .5px; }
.tabcard p { margin-top: 8px; font-size: 13.5px; line-height: 1.8; color: var(--ink-2); }

/* ===================== 功能胶囊组 ===================== */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 14px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px 6px 8px;
  border-radius: 999px;
  background: #f5f7fb;
  border: 1px solid #e7edf6;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  letter-spacing: .2px;
  white-space: nowrap;
}
.chip svg { width: 16px; height: 16px; color: var(--blue); flex: none; }

/* 横幅按钮组 */
.banner-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

/* ===================== 页脚 ===================== */
.footer {
  margin-top: 64px;
  border-top: 1px solid var(--line);
  background: var(--page);
  padding: 40px 0 34px;
}

.footer-inner { text-align: center; }

.footer-line {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 2;
}
.footer-line + .footer-line { margin-top: 4px; }
.footer-line a { color: var(--ink-2); font-weight: 600; transition: color .16s ease; }
.footer-line a:hover { color: var(--blue); }
.dot { margin: 0 8px; color: #d3cfc7; }

.footer-copy { margin-top: 18px; font-size: 13px; color: #8d96a0; }
.footer-note { margin-top: 6px; font-size: 12.5px; color: #a8b0b8; }

/* 备案信息预留区：只留位置，备案号待填写（网站备案 + 公安备案各一条）
   填内容后自动撑开，无需改样式 */
.footer-legal {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px 20px;
  min-height: 20px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 20px;
  color: var(--muted);
  text-align: center;
}
.footer-legal .legal-item { display: inline-block; }
.footer-legal a { color: inherit; transition: color .16s ease; }
.footer-legal a:hover { color: var(--blue); }

/* ===================== 二维码弹窗 ===================== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal.open { display: flex; }
.modal-mask {
  position: absolute;
  inset: 0;
  background: rgba(28, 36, 48, .58);
  backdrop-filter: blur(3px);
}
.modal-box {
  position: relative;
  width: 100%;
  max-width: 340px;
  background: #fff;
  border-radius: 22px;
  padding: 24px 24px 22px;
  text-align: center;
  box-shadow: 0 40px 80px -40px rgba(18, 26, 38, .8);
  animation: pop .22s cubic-bezier(.2, .8, .3, 1.1);
}
@keyframes pop {
  from { opacity: 0; transform: translateY(14px) scale(.96); }
  to   { opacity: 1; transform: none; }
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  transition: color .16s ease, border-color .16s ease;
}
.modal-close svg { width: 15px; height: 15px; }
.modal-close:hover { color: var(--ink); border-color: #d9d5cd; }
.modal-title { margin-top: 6px; font-size: 16.5px; font-weight: 800; color: var(--ink); letter-spacing: .6px; }
.modal-qr { width: 100%; max-width: 236px; margin: 16px auto 0; border-radius: 14px; border: 1px solid #eef1f6; }
.modal-hint { margin-top: 14px; font-size: 12.5px; line-height: 1.7; color: var(--muted); }
.modal-open {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
}
.modal-open:hover { text-decoration: underline; }

/* ===================== 悬浮加微信 ===================== */
.fab {
  position: fixed;
  right: 26px;
  bottom: 26px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px 12px 16px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--blue-deep) 0%, var(--blue) 100%);
  color: #fff;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 16px 30px -14px rgba(60, 91, 138, .95);
  transition: transform .16s ease, filter .16s ease;
}
.fab svg { width: 18px; height: 18px; }
.fab:hover { transform: translateY(-2px); filter: brightness(1.07); }

/* ===================== 响应式 =====================
   容器 max-width 1140 + padding 24 ⇒ 内容区最窄 1092px。
   导航满配（品牌 + 5 项 + 联系微信 + 下载卡）约需 1000px，
   断点定在 1120 收汉堡，留足余量。 */
@media (max-width: 1120px) {
  .topbar-inner { position: relative; }
  .nav-toggle { display: flex; }
  .nav {
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    margin: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px 20px 16px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 14px 26px -14px rgba(45, 59, 79, .28);
    display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 14px; border-radius: 12px; }
  .topbar-actions { margin-left: auto; }
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
    padding: 38px 32px;
  }
  .hero-veil { background: linear-gradient(180deg, rgba(255, 255, 255, .95) 0%, rgba(255, 255, 255, .7) 45%, rgba(255, 255, 255, 0) 80%); }
  .hero-title { font-size: 36px; }
  .hero-side { max-width: 320px; }
  .cards { grid-template-columns: minmax(0, 1fr); }
  .tabcards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .banner { padding: 24px; }
}

@media (max-width: 720px) {
  .topbar-inner { height: 70px; }
  .nav { top: 70px; }
  .brand { font-size: 17px; }
  .brand img { width: 36px; height: 36px; border-radius: 12px; }
  .contact-btn { width: 42px; height: 42px; padding: 0; justify-content: center; }
  .contact-btn span, .contact-btn { font-size: 0; gap: 0; }
  .contact-btn svg { width: 19px; height: 19px; }
  .dl-card { min-width: 0; padding: 7px 16px 7px 8px; gap: 9px; }
  .dl-card-txt i { display: none; }
  .dl-card-ico { width: 32px; height: 32px; }
  .dl-card-txt b { font-size: 14px; }

  .hero { margin-top: 16px; padding: 30px 22px; border-radius: 20px; }
  .hero-title { font-size: 30px; letter-spacing: 1.2px; }
  .hero-sub { font-size: 11.5px; letter-spacing: 2.6px; }
  .hero-desc { font-size: 14px; line-height: 1.9; }
  .hero-actions { margin-top: 24px; }
  .btn-solid, .btn-ghost { padding: 12px 20px; font-size: 14.5px; }
  .hero-side { max-width: none; }

  .banner { align-items: stretch; }
  .banner .btn-solid { justify-content: center; }
  .art { font-size: 20px; }
  .section { margin-top: 42px; }
  .card { padding: 26px 22px 22px; }
  .card-title { font-size: 17.5px; }

  .hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 10px; max-width: none; }
  .hero-stats .stat b { font-size: 18px; }
  .tabcards { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .tabcard { padding: 18px; }
  .bench { padding: 10px 10px 6px; }
  .bench-cap .cap-hint { margin-left: 0; width: 100%; }

  .fab { right: 16px; bottom: 16px; padding: 12px; }
  .fab span { display: none; }
}

/* ==========================================================================
   03 · 编辑部视觉重做（2026-09-16）
   手法取自参考站「时搭 Timeduo」（实测色板 #f7f4ef 底 / #312821 暖黑字 / #e66e19 强调）：
   暖纸底 + 暖黑字 + 单一强调色 + 全大写英文小标签 + 衬线大标题 + 卡片编号。
   本节是覆盖层，放在最后，原规则里同名属性一律被这里改写。
   ========================================================================== */

:root {
  --page:       #f5f1ea;   /* 暮色宣纸底 */
  --card:       #ffffff;
  --wash:       #ebe5da;
  --ink:        #2b2622;   /* 暖黑，不用纯黑 */
  --ink-2:      #5f574f;
  --muted:      #a89e92;
  --line:       #e5ded2;
  --blue:       #3f4468;   /* 结构色：暮蓝紫 */
  --blue-deep:  #313650;
  --blue-soft:  #eeedf4;
  --blue-line:  #dedbea;
  --ember:      #d4622a;   /* 强调色：霞光橙（全站只此一个跳色） */
  --ember-deep: #b04d1e;
  --ember-soft: #fbede3;
  --serif:      "Songti SC", "STSong", "宋体", SimSun, "Noto Serif SC", Georgia, "Times New Roman", serif;
  --shadow:     0 20px 46px -34px rgba(43, 38, 34, .5);
}

/* ---------- 字体：标题走衬线，正文仍是黑体 ---------- */
.hero-title,
.art,
.card-title,
.banner-txt h2,
.modal-title {
  font-family: var(--serif);
  font-weight: 700;
}
.hero-title { font-size: clamp(34px, 5vw, 56px); line-height: 1.16; letter-spacing: .005em; }
.art { font-size: 25px; letter-spacing: .005em; }

/* ---------- 全大写英文小标签（CSS 直接读 data-en，文案里不用写英文） ---------- */
.sec-head[data-en]::after,
.card-title[data-en]::after,
.banner-txt h2[data-en]::after {
  content: attr(data-en);
  display: block;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .24em;
  color: var(--ember);
  margin-top: 7px;
}
.card-title[data-en]::after { color: var(--muted); letter-spacing: .2em; margin-top: 5px; }
/* 区块的那条英文眉标：像杂志栏目眉一样顶到最上面一行 */
.sec-head { flex-wrap: wrap; }
.sec-head[data-en]::after { order: -1; flex: 0 0 100%; margin: 0 0 10px; }

/* ---------- 区块标题：橙色短杠 ---------- */
.sec-head { position: relative; padding-top: 15px; }
.sec-head::before {
  content: ""; position: absolute; left: 0; top: 0;
  width: 36px; height: 3px; background: var(--ember);
}
.sec-head > svg { color: var(--ember); }
.sec-note { color: var(--muted); }

/* ---------- 卡片：纸感 + 自动编号 ---------- */
main { counter-reset: cardno; }
.cards { gap: 20px; }

.card {
  counter-increment: cardno;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: none;
  transition: box-shadow .34s ease, border-color .34s ease;
}
.card:hover { border-color: #d8ccb8; box-shadow: var(--shadow); }
.card::before {
  background: linear-gradient(90deg, var(--blue) 0%, var(--ember) 100%) !important;
  height: 3px !important;
}

/* 编号 01 02 03…自动生成，占满一行做卡片"刊头" */
.card-head { flex-wrap: wrap; }
.card-head::before {
  content: counter(cardno, decimal-leading-zero);
  flex: 0 0 100%;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .2em;
  color: var(--ember);
  padding-bottom: 11px;
  margin-bottom: 13px;
  border-bottom: 1px solid var(--line);
}
.card-title { flex: 1 1 auto; font-size: 20px; line-height: 1.4; }
.card-tag {
  background: none !important;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-2) !important;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .06em;
  padding: 3px 11px;
}

/* 功能项：从"胶囊堆"改成"带橙点的清单" */
.chips { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 14px 0 2px; }
.chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 0; background: none; border: 0; border-radius: 0;
  font-size: 13.5px; color: var(--ink); letter-spacing: .01em;
}
.chip svg { width: 15px; height: 15px; color: var(--ember); opacity: .92; flex: none; }

.card-desc { color: var(--ink-2); font-size: 14px; line-height: 1.86; margin-top: 16px; }

/* 行动链接：橙字 + 顶部分割线 */
.card-btn {
  margin-top: 18px;
  padding: 14px 0 0;
  background: none;
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  color: var(--ember);
  font-weight: 700;
  font-size: 13.5px;
  letter-spacing: .04em;
  justify-content: flex-start;
}
.card-btn svg { width: 15px; height: 15px; color: var(--ember); }
.card-btn:hover { background: none; border-color: #d8ccb8; color: var(--ember-deep); }

/* ---------- 首屏：暮色 ---------- */
.hero {
  border: 1px solid var(--line);
  border-radius: 4px;
  background:
    radial-gradient(880px 420px at 82% 12%, rgba(212, 98, 42, .15) 0%, rgba(212, 98, 42, 0) 62%),
    radial-gradient(720px 380px at 8% 94%, rgba(63, 68, 104, .14) 0%, rgba(63, 68, 104, 0) 60%),
    linear-gradient(150deg, #fbf8f3 0%, #f6f1e9 48%, #efe7dc 100%);
  box-shadow: none;
}
.hero-grid {
  background-image:
    linear-gradient(rgba(63, 68, 104, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63, 68, 104, .055) 1px, transparent 1px);
}
.hero-veil {
  background: linear-gradient(96deg, rgba(251, 248, 243, .96) 0%, rgba(251, 248, 243, .72) 40%, rgba(251, 248, 243, 0) 74%);
}
.hero-glow.g1 { background: rgba(212, 98, 42, .22); }
.hero-glow.g2 { background: rgba(63, 68, 104, .18); }
.tag-solid { background: var(--ember); letter-spacing: .06em; }
.tag-ghost { border-color: var(--line); }

/* 英文副标题 → 全大写大间距，前面加一条橙色短杠（杂志栏目标题的做法） */
.hero-sub {
  text-transform: uppercase;
  letter-spacing: .3em;
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
}
.hero-sub::before {
  content: "";
  display: block;
  width: 52px;
  height: 3px;
  background: var(--ember);
  margin: 0 0 16px;
}

/* ---------- 主按钮：橙（全站唯一跳色留给 CTA） ---------- */
.btn-solid { background: var(--ember); border-color: var(--ember); }
.btn-solid:hover { background: var(--ember-deep); border-color: var(--ember-deep); }
.dl-card {
  background: linear-gradient(120deg, var(--ember-deep) 0%, var(--ember) 62%, #e0864f 100%);
  box-shadow: 0 10px 22px -12px rgba(176, 77, 30, .85);
}
.dl-card:hover { box-shadow: 0 14px 28px -12px rgba(176, 77, 30, .9); }
.fab { background: var(--ember); }

/* ---------- 小屏修正：覆盖层在媒体查询之后，这里补回缩放 ---------- */
@media (max-width: 640px) {
  .hero-title { font-size: clamp(28px, 8vw, 38px); }
  .art { font-size: 21px; }
  .card-title { font-size: 18px; }
  .card-head::before { margin-bottom: 10px; padding-bottom: 9px; }
  .chips { gap: 7px 16px; }
}