/* =====================================================================
   样本网首页 · 高端简约商务版 home.css
   仅首页加载，全部作用域锁在 body.home-v2 下，不影响任何其它页面。
   调性：大留白 / 克制配色（墨黑+深海军蓝+一点暖金）/ 考究排版层次。
   ===================================================================== */

body.home-v2 {
  --hv-bg: #ffffff;
  --hv-bg-soft: #f7f8fa;
  --hv-ink: #14181f;
  --hv-body: #545d6c;
  --hv-muted: #8b94a3;
  --hv-line: #e9ebef;
  --hv-navy: #14396b;
  --hv-navy-deep: #0e2b52;
  --hv-gold: #b8935a;
  --hv-radius: 14px;
  --hv-max: 1200px;
  margin: 0;
  background: var(--hv-bg);
  color: var(--hv-body);
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

body.home-v2 .page-shell { width: 100%; max-width: none; margin: 0; padding: 0; background: transparent; }
body.home-v2 img { max-width: 100%; display: block; }
body.home-v2 a { color: inherit; text-decoration: none; }
/* 提高优先级，避免上面 a{color:inherit} 把按钮文字色盖成灰色（深蓝按钮上看不清） */
body.home-v2 a.hv-btn-primary { color: #fff; }
body.home-v2 a.hv-btn-ghost { color: var(--hv-ink); }
body.home-v2 a.hv-more { color: var(--hv-navy); }
body.home-v2 .hv-cta a.hv-btn-primary { color: var(--hv-navy-deep); }
body.home-v2 .hv-cta a.hv-btn-ghost { color: #fff; }
body.home-v2 .hv-hotwords a { color: #4a5464; }

.hv-wrap { width: 100%; max-width: var(--hv-max); margin: 0 auto; padding: 0 32px; }

/* ---------- 顶栏（门户式：顶部导航靠右 + 下方居中大品牌） ---------- */
.hv-header {
  position: relative;
  background: #fff;
}
.hv-topnav { display: flex; align-items: center; justify-content: flex-end; height: 46px; }
.hv-masthead { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 28px 0 8px; }
.hv-brand-big { display: inline-flex; align-items: center; gap: 20px; }
.hv-brand-big .hv-logo { width: 120px; height: 120px; object-fit: contain; flex: none; }
.hv-brand-big b { display: block; font-size: clamp(42px, 6vw, 66px); font-weight: 800; color: var(--hv-ink); letter-spacing: .08em; line-height: 1; }
.hv-brand-sub { margin: 0; text-align: center; font-size: 16px; font-weight: 500; color: #55606f; }
.hv-brand-sub .sep { margin: 0 12px; color: #c2c8d2; }
.hv-nav { display: flex; align-items: center; gap: 8px; }
.hv-nav a { font-size: 14px; color: var(--hv-body); padding: 9px 14px; border-radius: 8px; transition: color .15s, background .15s; }
.hv-nav a:hover { color: var(--hv-ink); background: var(--hv-bg-soft); }
.hv-nav a.hv-cta-sm { color: #fff; background: var(--hv-navy); font-weight: 600; }
.hv-nav a.hv-cta-sm:hover { background: var(--hv-navy-deep); }
.hv-nav a.hv-lang { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--hv-line); }
.hv-nav a.hv-lang svg { width: 15px; height: 15px; }
.hv-nav a.hv-lang:hover { border-color: var(--hv-navy); color: var(--hv-navy); background: #fff; }

/* ---------- 主视区 Hero（Z 型：左上主张，右侧展示，CTA 落黄金区） ---------- */
.hv-hero { padding: 96px 0 72px; }
.hv-hero .hv-wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }
.hv-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: .2em; font-weight: 700; color: var(--hv-navy);
  text-transform: uppercase; margin-bottom: 22px;
}
.hv-eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--hv-gold); }
.hv-hero h1 {
  margin: 0 0 22px; color: var(--hv-ink);
  font-size: clamp(2.3rem, 4.6vw, 3.7rem); font-weight: 800;
  line-height: 1.12; letter-spacing: -.02em;
}
.hv-hero h1 em { font-style: normal; color: var(--hv-navy); }
.hv-lead { margin: 0 0 28px; font-size: 18px; color: var(--hv-body); max-width: 30em; }

/* 品牌头下方 · 居中大搜索带（Google 式圆角胶囊，搜索为主） */
.hv-searchband { padding: 6px 0 44px; background: #fff; border-bottom: 1px solid var(--hv-line); }
.hv-searchband .hv-search {
  max-width: 820px; margin: 0 auto; height: 60px;
  border-radius: 999px; padding: 5px 6px 5px 24px;
  border: 2px solid #c3ccd9; box-shadow: 0 2px 10px rgba(14, 27, 52, .07);
  transition: box-shadow .18s, border-color .18s;
}
.hv-searchband .hv-search:hover { border-color: #a7b2c4; box-shadow: 0 3px 14px rgba(14, 27, 52, .12); }
.hv-searchband .hv-search:focus-within { border-color: var(--hv-navy); box-shadow: 0 5px 20px rgba(20, 57, 107, .16); }
.hv-searchband .hv-search .hv-search-ic { width: 24px; height: 24px; color: #6b7484; }
.hv-searchband .hv-search input { font-size: 18px; color: var(--hv-ink); }
.hv-searchband .hv-search input::placeholder { color: #77808f; }
.hv-searchband .hv-search button { width: 46px; height: 46px; padding: 0; border-radius: 50%; flex: none; }
.hv-searchband .hv-search button svg { width: 20px; height: 20px; }
.hv-hotwords { max-width: 820px; margin: 16px auto 0; display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; justify-content: center; font-size: 14.5px; color: #6b7484; }
.hv-hotwords b { color: var(--hv-ink); font-weight: 700; }
.hv-hotwords a { color: #4a5464; transition: color .15s; }
.hv-hotwords a:hover { color: var(--hv-navy); }

/* Hero 主搜索框（搜索为主） */
.hv-search {
  display: flex; align-items: center; gap: 8px;
  width: 100%; max-width: 560px; margin: 0 0 22px;
  height: 60px; padding: 6px 6px 6px 20px;
  border: 1px solid var(--hv-line); border-radius: 14px; background: #fff;
  box-shadow: 0 10px 30px rgba(14, 27, 52, .08); transition: box-shadow .2s, border-color .2s;
}
.hv-search:focus-within { border-color: var(--hv-navy); box-shadow: 0 14px 36px rgba(20, 57, 107, .16); }
.hv-search .hv-search-ic { width: 20px; height: 20px; color: var(--hv-muted); flex: none; }
.hv-search input {
  flex: 1; min-width: 0; height: 100%; border: 0; outline: none; background: transparent;
  font-size: 16px; color: var(--hv-ink);
}
.hv-search input::placeholder { color: var(--hv-muted); }
.hv-search button {
  flex: none; display: inline-flex; align-items: center; gap: 7px; height: 100%; padding: 0 24px;
  border: 0; border-radius: 10px; color: #fff; background: var(--hv-navy);
  font-size: 15px; font-weight: 600; cursor: pointer; transition: background .15s;
}
.hv-search button:hover { background: var(--hv-navy-deep); }
.hv-search button svg { width: 18px; height: 18px; }
.hv-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hv-btn {
  display: inline-flex; align-items: center; gap: 9px;
  height: 52px; padding: 0 28px; border-radius: 10px;
  font-size: 15px; font-weight: 600; letter-spacing: .01em; transition: transform .15s, box-shadow .2s, background .15s;
}
.hv-btn-primary { color: #fff; background: var(--hv-navy); box-shadow: 0 12px 28px rgba(20, 57, 107, .22); }
.hv-btn-primary:hover { background: var(--hv-navy-deep); transform: translateY(-2px); box-shadow: 0 16px 34px rgba(20, 57, 107, .28); }
.hv-btn-ghost { color: var(--hv-ink); background: #fff; border: 1px solid var(--hv-line); }
.hv-btn-ghost:hover { border-color: var(--hv-ink); transform: translateY(-2px); }
.hv-btn svg { width: 18px; height: 18px; }

/* Hero 右侧：一本被托起的电子样本（叠层框景，质感高级） */
.hv-hero-visual { position: relative; }
.hv-book {
  position: relative; margin-left: auto; width: min(100%, 460px);
  aspect-ratio: 1 / 1.28; border-radius: 12px; overflow: hidden;
  background: #eef1f5;
  box-shadow: 0 40px 80px rgba(14, 27, 52, .22), 0 6px 18px rgba(14, 27, 52, .12);
}
.hv-book img { width: 100%; height: 100%; object-fit: cover; }
.hv-book::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px rgba(255,255,255,.5); border-radius: 12px; pointer-events: none; }
.hv-book-back {
  position: absolute; top: -18px; right: -18px; width: 74%; height: 92%;
  border-radius: 12px; background: linear-gradient(150deg, #dfe4ec, #eef1f5);
  z-index: -1; box-shadow: 0 24px 50px rgba(14, 27, 52, .14);
}
.hv-badge {
  position: absolute; left: -22px; bottom: 40px; z-index: 2;
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px; border-radius: 12px; background: #fff;
  box-shadow: 0 18px 44px rgba(14, 27, 52, .16); border: 1px solid var(--hv-line);
}
.hv-badge b { font-size: 22px; color: var(--hv-ink); font-weight: 800; line-height: 1; }
.hv-badge span { font-size: 12px; color: var(--hv-muted); }

/* ---------- 信任条 ---------- */
.hv-trust { border-top: 1px solid var(--hv-line); border-bottom: 1px solid var(--hv-line); background: var(--hv-bg-soft); }
.hv-trust .hv-wrap { display: flex; flex-wrap: wrap; gap: 14px 44px; align-items: center; justify-content: center; padding: 22px 32px; }
.hv-trust span { font-size: 14px; color: var(--hv-muted); font-weight: 600; letter-spacing: .02em; }
.hv-trust span b { color: var(--hv-ink); }

/* ---------- 通用区块 ---------- */
.hv-section { padding: 96px 0; }
.hv-section.alt { background: var(--hv-bg-soft); }
.hv-head { max-width: 640px; margin: 0 0 52px; }
.hv-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.hv-kicker { font-size: 12px; letter-spacing: .2em; font-weight: 700; color: var(--hv-navy); text-transform: uppercase; }
.hv-head h2 { margin: 14px 0 12px; font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; color: var(--hv-ink); letter-spacing: -.01em; line-height: 1.2; }
.hv-head p { margin: 0; font-size: 16px; color: var(--hv-body); }
.hv-more { display: inline-flex; align-items: center; gap: 7px; margin-top: 30px; font-size: 15px; font-weight: 600; color: var(--hv-navy); }
.hv-more:hover { gap: 12px; }

/* ---------- 精选样本（重塑 JS 生成的 sample-card） ---------- */
body.home-v2 #featuredSamples { display: grid; grid-template-columns: repeat(auto-fill, minmax(258px, 1fr)); gap: 24px; }
body.home-v2 .sample-card-wrap { display: flex; }
body.home-v2 .sample-card {
  display: flex; flex-direction: column; width: 100%; padding: 0; border: 1px solid var(--hv-line); border-radius: var(--hv-radius);
  overflow: hidden; background: #fff; transition: transform .2s, box-shadow .25s, border-color .2s;
}
body.home-v2 .sample-card:hover { transform: translateY(-6px); border-color: transparent; box-shadow: 0 22px 46px rgba(14, 27, 52, .13); }
body.home-v2 .sample-cover-link { display: block; width: 100%; }
body.home-v2 .sample-card .sample-cover {
  display: block; width: 100%; aspect-ratio: 4 / 3; overflow: hidden; background: var(--hv-bg-soft); border: 0; border-radius: 0;
}
body.home-v2 .sample-card .sample-cover-image { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
body.home-v2 .sample-card:hover .sample-cover-image { transform: scale(1.04); }
body.home-v2 .sample-card-body { flex: 1; min-width: 0; display: flex; flex-direction: column; padding: 18px 20px; }
body.home-v2 .sample-card-company { font-size: 17px; font-weight: 800; color: var(--hv-ink); line-height: 1.35; transition: color .15s; }
body.home-v2 .sample-card:hover .sample-card-company { color: var(--hv-navy); }
body.home-v2 .sample-card-intro { margin: 9px 0 0; font-size: 13px; color: var(--hv-body); line-height: 1.65; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
body.home-v2 .sample-card-views { display: inline-flex; align-items: center; gap: 6px; margin: 12px 0 0; font-size: 12.5px; color: var(--hv-muted); font-weight: 600; }
body.home-v2 .sample-card-views svg { width: 15px; height: 15px; flex: none; }
body.home-v2 .sample-card-actions { margin-top: auto; padding: 15px 0 0; display: flex; flex-direction: column; gap: 8px; }
body.home-v2 .sample-card-actions .sample-open {
  display: flex; align-items: center; justify-content: center; gap: 7px; height: 42px;
  border-radius: 10px; font-size: 15px; font-weight: 600; color: #fff; background: var(--hv-navy);
  transition: background .15s;
}
body.home-v2 .sample-card-actions .sample-open:hover { background: var(--hv-navy-deep); }
body.home-v2 .sample-secondary-actions { display: flex; gap: 8px; }
body.home-v2 .sample-secondary-actions > * {
  flex: 1; display: inline-flex; align-items: center; justify-content: center;
  height: 36px; padding: 0 6px; border: 1px solid var(--hv-line); border-radius: 9px;
  font-size: 13px; font-weight: 600; color: var(--hv-body); background: #fff;
  cursor: pointer; transition: border-color .15s, color .15s, background .15s; white-space: nowrap;
}
body.home-v2 .sample-secondary-actions > *:hover { border-color: var(--hv-navy); color: var(--hv-navy); background: #fff; }
body.home-v2 .sample-secondary-actions .sample-contact { color: var(--hv-navy); border-color: rgba(20,57,107,.28); }
body.home-v2 .sample-secondary-actions .sample-contact:hover { background: rgba(20,57,107,.06); }
body.home-v2 .hv-more { white-space: nowrap; }

/* —— 搜索结果页：横向卡（YouTube 搜索式：左封面 + 右信息）—— */
.home-v2 #searchResults .sample-grid,
.home-v2 #searchResults .article-list { display: flex; flex-direction: column; gap: 16px; }
.home-v2 #searchResults .sample-card-wrap { display: block; }
.home-v2 #searchResults .sample-card { flex-direction: row; }
.home-v2 #searchResults .sample-cover-link { width: 38%; max-width: 240px; flex: none; }
.home-v2 #searchResults .sample-card .sample-cover { aspect-ratio: auto; height: 100%; min-height: 168px; }
.home-v2 #searchResults .sample-card-body { padding: 16px 20px; }
.home-v2 #searchResults .sample-card-intro { -webkit-line-clamp: 2; }
.home-v2 #searchResults .sample-card-actions { flex-direction: row; align-items: center; flex-wrap: wrap; gap: 8px; padding-top: 14px; }
.home-v2 #searchResults .sample-card-actions .sample-open { width: auto; padding: 0 22px; }
.home-v2 #searchResults .sample-secondary-actions { flex: none; }
.home-v2 #searchResults .sample-secondary-actions > * { flex: none; padding: 0 14px; }
/* 文章结果横卡 */
.home-v2 #searchResults .blog-card { flex-direction: row; align-items: center; padding: 18px 22px; gap: 4px; }
.home-v2 #searchResults .blog-card::before { display: none; }
.home-v2 #searchResults .blog-card .blog-card-body { flex: 1; }

/* —— 首页紧凑板块（价值+行业 / 场景+洞察 合并 2 屏，去拖沓）—— */
.hv-section.hv-tight { padding: 50px 0; }
.hv-tight .hv-head { margin-bottom: 30px; }
.hv-tight .hv-head.hv-head-mt { margin-top: 46px; }
.hv-industry-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; margin-top: 34px; padding-top: 28px; border-top: 1px solid var(--hv-line); }
.hv-industry-label { font-size: 14px; font-weight: 700; color: var(--hv-ink); flex: none; }
/* 首页洞察只展示前 4 篇（不拖长）*/
body.home-v2 #articleList > *:nth-child(n+5) { display: none; }

/* —— 样本列表页 /samples/：行业分类筛选 + 竖卡网格 —— */
body.home-v2 #samplesList { display: grid; grid-template-columns: repeat(auto-fill, minmax(258px, 1fr)); gap: 24px; }
.home-v2 .filter-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.home-v2 .filter-pill { padding: 9px 18px; border: 1px solid var(--hv-line); border-radius: 999px; background: #fff; color: var(--hv-body); font-size: 14px; font-weight: 600; cursor: pointer; transition: color .15s, background .15s, border-color .15s; }
.home-v2 .filter-pill:hover { border-color: var(--hv-navy); color: var(--hv-navy); }
.home-v2 .filter-pill.is-active { background: var(--hv-navy); border-color: var(--hv-navy); color: #fff; }
.home-v2 .samples-empty { grid-column: 1 / -1; color: var(--hv-muted); padding: 44px 0; text-align: center; }

/* ---------- 定价 / 会员 ---------- */
.term-toggle { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; max-width: 1040px; margin: 0 auto 32px; }
.term-toggle button { height: 42px; padding: 0 18px; border: 1px solid var(--hv-line); border-radius: 999px; background: #fff; font-size: 14px; font-weight: 600; color: var(--hv-body); cursor: pointer; transition: color .15s, background .15s, border-color .15s; }
.term-toggle button:hover { border-color: var(--hv-navy); }
.term-toggle button.active { color: #fff; background: var(--hv-navy); border-color: var(--hv-navy); }
.term-toggle button .off { font-size: 12px; font-weight: 700; color: var(--hv-gold); margin-left: 5px; }
.term-toggle button.active .off { color: #ffd9a8; }
.price-orig { font-size: 14px; color: var(--hv-muted); text-decoration: line-through; margin-top: 2px; min-height: 18px; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 1040px; margin: 0 auto; align-items: stretch; }
.price-card { position: relative; display: flex; flex-direction: column; padding: 36px 28px 30px; border: 1px solid var(--hv-line); border-radius: 16px; background: #fff; transition: box-shadow .25s, transform .2s; }
.price-card:hover { transform: translateY(-4px); box-shadow: 0 24px 48px rgba(14, 27, 52, .12); }
.price-card.featured { border-color: var(--hv-navy); box-shadow: 0 24px 54px rgba(20, 57, 107, .16); }
.price-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); padding: 5px 16px; border-radius: 999px; font-size: 12px; font-weight: 700; letter-spacing: .05em; color: #fff; background: var(--hv-navy); }
.price-name { font-size: 18px; font-weight: 800; color: var(--hv-ink); }
.price-sub { margin-top: 4px; font-size: 13px; color: var(--hv-muted); }
.price-amount { margin: 20px 0 6px; font-size: 46px; font-weight: 800; color: var(--hv-navy); line-height: 1; letter-spacing: -.02em; }
.price-amount .cur { font-size: 22px; font-weight: 700; vertical-align: 6px; margin-right: 2px; }
.price-amount .per { font-size: 15px; font-weight: 600; color: var(--hv-muted); }
.price-features { list-style: none; margin: 22px 0 26px; padding: 0; display: grid; gap: 12px; }
.price-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--hv-body); }
.price-features li svg { width: 18px; height: 18px; flex: none; color: var(--hv-navy); margin-top: 1px; }
.price-cta { margin-top: auto; display: flex; align-items: center; justify-content: center; height: 50px; border-radius: 11px; font-size: 15px; font-weight: 700; color: #fff; background: var(--hv-navy); cursor: pointer; transition: background .15s; }
.price-cta:hover { background: var(--hv-navy-deep); }
.price-card:not(.featured) .price-cta { color: var(--hv-navy); background: #fff; border: 1px solid var(--hv-navy); }
.price-card:not(.featured) .price-cta:hover { background: rgba(20,57,107,.06); }
.pricing-note { max-width: 1040px; margin: 30px auto 0; text-align: center; font-size: 13px; color: var(--hv-muted); }
.pricing-note b { color: var(--hv-ink); }
@media (max-width: 900px) { .pricing-grid { grid-template-columns: 1fr; max-width: 460px; } }

/* ---------- 上传文件制作电子样本 ---------- */
.hv-upload { display: grid; grid-template-columns: 1.15fr .85fr; gap: 44px; align-items: center; }
.hv-upload-visual {
  position: relative; display: flex; align-items: center; justify-content: center; gap: 20px;
  padding: 40px 32px; border-radius: 18px;
  background: linear-gradient(160deg, #eef3fb, #e6edf8);
  border: 1px solid var(--hv-line);
}
.hv-files { display: grid; gap: 14px; }
.hv-file {
  display: flex; align-items: center; justify-content: center;
  width: 58px; height: 58px; border-radius: 13px; color: #fff; font-size: 13px; font-weight: 800; letter-spacing: .02em;
  box-shadow: 0 10px 22px rgba(14, 27, 52, .14);
}
.hv-file.pdf { background: linear-gradient(150deg, #f0554a, #d83a2f); }
.hv-file.img { background: linear-gradient(150deg, #34b3e6, #1f92cf); }
.hv-file.ppt { background: linear-gradient(150deg, #f0a24a, #e0853a); }
.hv-file.doc { background: linear-gradient(150deg, #3b83d8, #2b64b6); }
.hv-convert {
  display: grid; place-items: center; width: 52px; height: 52px; flex: none;
  border-radius: 50%; color: var(--hv-navy); background: #fff;
  box-shadow: 0 10px 24px rgba(14, 27, 52, .16);
}
.hv-convert svg { width: 26px; height: 26px; }
.hv-flipbook {
  position: relative; width: min(58%, 320px); aspect-ratio: 1 / .72; border-radius: 10px; overflow: hidden;
  background: #fff; box-shadow: 0 24px 46px rgba(14, 27, 52, .2);
}
.hv-flipbook img { width: 100%; height: 100%; object-fit: cover; }
.hv-flipbook::before {
  content: ""; position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; transform: translateX(-.5px);
  background: linear-gradient(180deg, rgba(0,0,0,.02), rgba(0,0,0,.16), rgba(0,0,0,.02)); z-index: 2;
}
.hv-upload-steps { display: grid; gap: 16px; }
.hv-step { padding: 22px 24px; border: 1px solid var(--hv-line); border-radius: var(--hv-radius); background: #fff; }
.hv-step h3 { margin: 0 0 6px; font-size: 16px; font-weight: 700; color: var(--hv-ink); }
.hv-step p { margin: 0; font-size: 14px; color: var(--hv-body); }
.hv-upload-steps .hv-btn { margin-top: 6px; width: fit-content; }

/* ---------- 价值/能力 四列 ---------- */
.hv-values { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.hv-value { padding: 30px 26px; border: 1px solid var(--hv-line); border-radius: var(--hv-radius); background: #fff; transition: box-shadow .25s, transform .2s; }
.hv-value:hover { transform: translateY(-4px); box-shadow: 0 22px 44px rgba(14, 27, 52, .1); }
.hv-value .hv-ic { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 12px; background: rgba(20, 57, 107, .07); color: var(--hv-navy); margin-bottom: 18px; }
.hv-value .hv-ic svg { width: 24px; height: 24px; }
.hv-value h3 { margin: 0 0 8px; font-size: 17px; font-weight: 700; color: var(--hv-ink); }
.hv-value p { margin: 0; font-size: 14px; color: var(--hv-body); }

/* ---------- 应用场景（重塑 scenario-card） ---------- */
body.home-v2 #scenarioGrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
body.home-v2 .scenario-card { border: 1px solid var(--hv-line); border-radius: var(--hv-radius); overflow: hidden; background: #fff; transition: box-shadow .25s, transform .2s; }
body.home-v2 .scenario-card:hover { transform: translateY(-5px); box-shadow: 0 24px 48px rgba(14, 27, 52, .12); }
body.home-v2 .scenario-card .scenario-image { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--hv-bg-soft); }
body.home-v2 .scenario-card .scenario-image img { width: 100%; height: 100%; object-fit: cover; }
body.home-v2 .scenario-card h3 { margin: 22px 24px 8px; font-size: 18px; font-weight: 700; color: var(--hv-ink); }
body.home-v2 .scenario-card p { margin: 0 24px 18px; font-size: 14px; color: var(--hv-body); }
body.home-v2 .scenario-card .detail-btn { display: inline-flex; align-items: center; gap: 7px; margin: 0 24px 24px; padding: 0; background: transparent; border: 0; border-radius: 0; font-size: 14px; font-weight: 600; color: var(--hv-navy); }
body.home-v2 .scenario-card .detail-btn:hover { gap: 11px; }

/* ---------- 洞察 / 文章（重塑 article-row） ---------- */
body.home-v2 #articleList { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 48px; }
body.home-v2 .article-row { border-bottom: 1px solid var(--hv-line); }
body.home-v2 .article-item { display: flex; align-items: baseline; gap: 14px; padding: 20px 4px; transition: padding .15s; }
body.home-v2 .article-item:hover { padding-left: 12px; }
body.home-v2 .article-item h3, body.home-v2 .article-item .article-title { font-size: 16px; font-weight: 600; color: var(--hv-ink); margin: 0; }
body.home-v2 .article-item p { font-size: 13px; color: var(--hv-muted); margin: 4px 0 0; }
body.home-v2 .article-row .article-share { display: none; }

/* ---------- 主营行业 ---------- */
.hv-industries { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
body.home-v2 #industryTags { display: contents; }
body.home-v2 #industryTags span {
  display: inline-flex; align-items: center; height: 44px; padding: 0 22px;
  border: 1px solid var(--hv-line); border-radius: 999px; background: #fff;
  font-size: 14px; font-weight: 600; color: var(--hv-ink); transition: border-color .15s, color .15s;
}
body.home-v2 #industryTags span:hover { border-color: var(--hv-navy); color: var(--hv-navy); }

/* ---------- 结尾 CTA 带 ---------- */
.hv-cta {
  margin: 0; padding: 72px 0; color: #fff;
  background: radial-gradient(circle at 20% 0%, #1b4680, var(--hv-navy-deep) 62%);
}
.hv-cta .hv-wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; }
.hv-cta h2 { margin: 0 0 8px; font-size: clamp(1.6rem, 2.6vw, 2.2rem); font-weight: 800; letter-spacing: -.01em; }
.hv-cta p { margin: 0; font-size: 16px; color: rgba(255, 255, 255, .78); }
.hv-cta .hv-btn-primary { background: #fff; color: var(--hv-navy-deep); box-shadow: 0 14px 30px rgba(0, 0, 0, .2); }
.hv-cta .hv-btn-primary:hover { background: #f2f4f8; }
.hv-cta .hv-btn-ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .4); }
.hv-cta .hv-btn-ghost:hover { border-color: #fff; }

/* ---------- 页脚（底部 1/5 只放辅助信息） ---------- */
.hv-footer { background: var(--hv-bg-soft); color: var(--hv-muted); padding: 38px 0 26px; border-top: 1px solid var(--hv-line); }
.hv-footer .hv-wrap { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; }
.hv-footer .hv-brand { display: flex; align-items: center; gap: 12px; }
.hv-footer .hv-brand img { width: 40px; height: 40px; object-fit: contain; border-radius: 8px; background: #fff; padding: 2px; flex: none; border: 1px solid var(--hv-line); }
.hv-footer .hv-brand b { color: var(--hv-ink); font-size: 17px; font-weight: 800; }
.hv-footer .hv-brand span { color: var(--hv-muted); font-size: 13px; }
.hv-foot-right { display: flex; flex-direction: column; gap: 6px; text-align: right; font-size: 13px; }
.hv-foot-right a { color: var(--hv-body); }
.hv-foot-right .hv-phone { font-size: 19px; font-weight: 800; color: var(--hv-navy); letter-spacing: .02em; }
.hv-foot-record { width: 100%; padding-top: 20px; margin-top: 4px; border-top: 1px solid var(--hv-line); font-size: 12px; color: var(--hv-muted); text-align: center; }
.hv-foot-record a { color: var(--hv-body); }

/* ============================ 响应式 ============================ */
@media (max-width: 960px) {
  .hv-hero .hv-wrap { grid-template-columns: 1fr; gap: 44px; }
  .hv-hero-visual { order: -1; }
  .hv-book { margin: 0 auto; width: min(88%, 380px); }
  .hv-values { grid-template-columns: repeat(2, 1fr); }
  .hv-upload { grid-template-columns: 1fr; gap: 28px; }
  body.home-v2 #featuredSamples { grid-template-columns: repeat(2, 1fr); }
  body.home-v2 #scenarioGrid { grid-template-columns: 1fr; }
  body.home-v2 #articleList { grid-template-columns: 1fr; gap: 0; }
}
@media (max-width: 640px) {
  .hv-wrap { padding: 0 20px; }
  .hv-masthead { padding: 6px 0 10px; gap: 7px; }
  .hv-brand-big { gap: 12px; }
  .hv-brand-big .hv-logo { width: 60px; height: 60px; }
  .hv-brand-big b { font-size: 32px; letter-spacing: .04em; }
  .hv-brand-sub { font-size: 12px; }
  .hv-brand-sub .sep { margin: 0 8px; }
  .hv-nav a:not(.hv-lang):not([href="member.html"]):not([href="../member.html"]) { display: none; }
  .hv-nav a.hv-lang { padding: 8px 12px; }
  .hv-searchband { padding: 8px 0 16px; }
  .hv-searchband .hv-search { height: 52px; }
  .hv-searchband .hv-search input { font-size: 15px; }
  .hv-searchband .hv-search button { width: 40px; height: 40px; }
  .hv-hotwords { gap: 6px 13px; font-size: 12.5px; margin-top: 12px; }
  .hv-hero { padding: 48px 0 48px; }
  .hv-section { padding: 60px 0; }
  .hv-values { grid-template-columns: 1fr; }
  body.home-v2 #featuredSamples { grid-template-columns: 1fr; gap: 18px; }
  .hv-actions { width: 100%; }
  .hv-btn { flex: 1; justify-content: center; }
  .hv-cta .hv-wrap { flex-direction: column; text-align: center; }
  .hv-footer .hv-wrap { flex-direction: column; text-align: center; }
  .hv-foot-right { text-align: center; }
}

/* ===================================================================
   二级内页统一门户风（作用域 body.home-v2，覆盖旧 styles.css 子页样式）
   套用页：articles / scenarios / contact / search / samples 列表与详情
   保留 script.js 依赖的 .subpage-header/.subpage-title/.content-wrap/#articlesList/#articleDetail 等钩子
   =================================================================== */

/* —— 子页顶栏：精简门户头（左品牌 + 导航；JS 注入语言/会员到 .header-actions） —— */
.hv-header.sub-portal { border-bottom: 1px solid var(--hv-line); position: relative; }
.hv-header.sub-portal .sub-bar {
  display: flex; align-items: center; justify-content: flex-start;
  gap: 26px; height: 64px;
}
.sub-brand { display: inline-flex; align-items: center; gap: 12px; flex: none; }
.sub-brand img { width: 40px; height: 40px; object-fit: contain; border-radius: 8px; }
.sub-brand b { font-size: 22px; font-weight: 800; color: var(--hv-ink); letter-spacing: .04em; }
.sub-nav { display: flex; align-items: center; gap: 4px; }
.sub-nav a { font-size: 15px; color: var(--hv-body); padding: 8px 14px; border-radius: 8px; transition: color .15s, background .15s; }
.sub-nav a:hover { color: var(--hv-navy); background: var(--hv-bg-soft); }
.sub-nav a.current { color: var(--hv-navy); font-weight: 700; }

/* JS 注入的语言/会员按钮：绝对定位到顶栏右侧 */
.home-v2 .sub-portal .header-actions {
  position: absolute; top: 0; right: 32px; height: 64px;
  display: flex; align-items: center; gap: 10px;
}
.home-v2 .sub-portal .header-actions nav { display: flex; }
.home-v2 .sub-portal .header-actions a {
  font-size: 14px; color: var(--hv-body); padding: 8px 14px; line-height: 1;
  border: 1px solid var(--hv-line); border-radius: 8px; transition: all .15s;
}
.home-v2 .sub-portal .header-actions .language-switch a { background: #fff; color: var(--hv-navy); border-color: rgba(20,57,107,.35); font-weight: 600; }
.home-v2 .sub-portal .header-actions .language-switch a:hover { background: var(--hv-navy); color: #fff; border-color: var(--hv-navy); }
.home-v2 .sub-portal .header-actions .account-switch a { color: #fff; background: var(--hv-navy); border-color: var(--hv-navy); font-weight: 600; }
.home-v2 .sub-portal .header-actions .account-switch a:hover { background: var(--hv-navy-deep); }

/* —— 页面标题 hero 带 —— */
.home-v2 .subpage-header {
  max-width: var(--hv-max); margin: 0 auto; background: transparent;
  padding: 46px 32px 30px; border-bottom: 1px solid var(--hv-line);
}
.home-v2 .breadcrumb { display: inline-block; color: var(--hv-navy); font-weight: 600; font-size: 14px; }
.home-v2 .breadcrumb:hover { color: var(--hv-navy-deep); }
.home-v2 .subpage-title { margin: 16px 0 0; font-size: clamp(30px, 4.2vw, 46px); font-weight: 800; color: var(--hv-ink); line-height: 1.18; letter-spacing: .01em; }
.home-v2 .subpage-lead { max-width: 760px; margin: 14px 0 0; color: var(--hv-muted); font-size: 17px; line-height: 1.75; }

/* —— 内容容器 —— */
.home-v2 .content-wrap { max-width: var(--hv-max); margin: 0 auto; padding: 40px 32px 64px; }

/* —— 博客文字卡片墙（articleRow / renderManagedPosts 渲染的 .blog-card；无大色块，简约留白）—— */
.home-v2 #articlesList { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; border: none; background: transparent; border-radius: 0; overflow: visible; }
.home-v2 .blog-card { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--hv-line); border-radius: var(--hv-radius); padding: 26px 26px 22px; overflow: hidden; transition: transform .2s, box-shadow .25s, border-color .2s; }
.home-v2 .blog-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--hv-navy); transform: scaleY(0); transform-origin: top; transition: transform .25s; }
.home-v2 .blog-card:hover { transform: translateY(-4px); border-color: transparent; box-shadow: 0 20px 44px rgba(14, 27, 52, .12); }
.home-v2 .blog-card:hover::before { transform: scaleY(1); }
.home-v2 .blog-card-cover { display: none; }
.home-v2 .blog-card-body { display: flex; flex-direction: column; flex: 1; }
.home-v2 .blog-card-cat { align-self: flex-start; color: var(--hv-navy); background: rgba(20,57,107,.07); font-weight: 600; font-size: 12px; letter-spacing: .04em; padding: 5px 11px; border-radius: 999px; }
.home-v2 .blog-card-title { margin: 15px 0 0; font-size: 19px; font-weight: 800; color: var(--hv-ink); line-height: 1.45; transition: color .18s; }
.home-v2 .blog-card:hover .blog-card-title { color: var(--hv-navy); }
.home-v2 .blog-card-excerpt { margin: 11px 0 0; font-size: 14px; color: var(--hv-body); line-height: 1.75; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.home-v2 .blog-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--hv-line); }
.home-v2 .blog-card-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.home-v2 .blog-card-tags span { font-size: 11.5px; color: var(--hv-muted); }
.home-v2 .blog-card-tags span::before { content: "#"; opacity: .5; margin-right: 1px; }
.home-v2 .blog-card-more { flex: none; font-size: 13px; font-weight: 600; color: var(--hv-navy); }
@media (max-width: 980px) { .home-v2 #articlesList { grid-template-columns: repeat(2, 1fr); } }

/* —— 详情页正文：窄栏 info-card —— */
.home-v2 .content-wrap.info-panel { display: block; max-width: 880px; }
.home-v2 .info-panel { display: block; }
.home-v2 .info-card { background: #fff; border: 1px solid var(--hv-line); border-radius: var(--hv-radius); padding: 32px 34px; margin-bottom: 22px; }
.home-v2 .info-card .eyebrow { color: var(--hv-navy); font-weight: 700; font-size: 13px; letter-spacing: .05em; margin: 0 0 10px; }
.home-v2 .info-card h2 { font-size: 24px; font-weight: 800; color: var(--hv-ink); margin: 0 0 14px; line-height: 1.3; }
.home-v2 .info-card p { color: var(--hv-body); font-size: 16px; line-height: 1.8; margin: 0 0 12px; }
.home-v2 .info-card ul { margin: 8px 0 0; padding-left: 20px; }
.home-v2 .info-card li { color: var(--hv-body); font-size: 15px; line-height: 1.9; }
.home-v2 .article-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.home-v2 .detail-btn { display: inline-flex; align-items: center; gap: 7px; padding: 11px 20px; border-radius: 10px; background: var(--hv-navy); color: #fff; font-weight: 600; font-size: 14px; }
.home-v2 .detail-btn:hover { background: var(--hv-navy-deep); }

/* —— 手机端 —— */
@media (max-width: 640px) {
  .home-v2 .sub-portal .sub-bar { height: 56px; gap: 12px; }
  .home-v2 .sub-brand b { font-size: 19px; }
  .home-v2 .sub-nav { display: none; }
  .home-v2 .sub-portal .header-actions { right: 16px; height: 56px; gap: 7px; }
  .home-v2 .sub-portal .header-actions a { padding: 7px 11px; font-size: 13px; }
  .home-v2 .subpage-header { padding: 30px 18px 22px; }
  .home-v2 .content-wrap { padding: 28px 18px 48px; }
  .home-v2 .info-card { padding: 22px 20px; }
  .home-v2 #articlesList { grid-template-columns: 1fr; gap: 18px; }
}

/* ===== 多渠道社交分享面板 Share Panel（全局，不限 home-v2） ===== */
.share-panel {
  position: fixed;
  inset: 0;
  z-index: 20000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.55);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  animation: sharePanelFade 0.18s ease;
}
@keyframes sharePanelFade { from { opacity: 0; } to { opacity: 1; } }
.share-panel-card {
  box-sizing: border-box;
  width: 100%;
  max-width: 470px;
  padding: 22px 22px 26px;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  animation: sharePanelUp 0.2s ease;
}
@keyframes sharePanelUp { from { transform: translateY(14px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.share-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}
.share-panel-title { font-size: 17px; font-weight: 700; color: #1f2937; }
.share-panel-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #f1f5f9;
  color: #64748b;
  cursor: pointer;
}
.share-panel-close:hover { background: #e2e8f0; color: #334155; }
.share-panel-close svg { width: 18px; height: 18px; }
.share-ch-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px 6px;
}
.share-ch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  padding: 4px 0;
  border: 0;
  background: transparent;
  font: inherit;
  cursor: pointer;
}
.share-ch-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  color: #fff;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.share-ch:hover .share-ch-icon { transform: translateY(-2px); box-shadow: 0 6px 14px rgba(0, 0, 0, 0.18); }
.share-ch-icon svg { width: 26px; height: 26px; }
.share-ch-name { font-size: 12.5px; line-height: 1.2; color: #475569; text-align: center; }
.share-ch.facebook .share-ch-icon { background: #1877f2; }
.share-ch.wechat .share-ch-icon { background: #07c160; }
.share-ch.weibo .share-ch-icon { background: #e6162d; }
.share-ch.x .share-ch-icon { background: #000; }
.share-ch.linkedin .share-ch-icon { background: #0a66c2; }
.share-ch.whatsapp .share-ch-icon { background: #25d366; }
.share-ch.qzone .share-ch-icon { background: #12b7f5; }
.share-ch.telegram .share-ch-icon { background: #229ed9; }
.share-ch.email .share-ch-icon { background: #ea4335; }
.share-ch.qq .share-ch-icon { background: #12b7f5; }
.share-ch.pinterest .share-ch-icon { background: #e60023; }
.share-ch.reddit .share-ch-icon { background: #ff4500; }
.share-ch.line .share-ch-icon { background: #06c755; }
.share-ch.vk .share-ch-icon { background: #0077ff; }
.share-ch.xing .share-ch-icon { background: #006567; }
.share-ch.tumblr .share-ch-icon { background: #36465d; }
.share-ch.douban .share-ch-icon { background: #007722; }
.share-ch.copy .share-ch-icon { background: #94a3b8; }
.share-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid #eef2f7;
}
.share-qr-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 200px;
  min-height: 200px;
  word-break: break-all;
  font-size: 12px;
  color: #64748b;
}
.share-qr-box img, .share-qr-box canvas { width: 200px; height: 200px; }
.share-qr-tip { font-size: 13px; font-weight: 600; color: #07c160; }
@media (max-width: 520px) {
  .share-panel-card { max-width: 360px; padding: 18px 14px 22px; }
  .share-ch-grid { grid-template-columns: repeat(3, 1fr); gap: 18px 6px; }
  .share-ch-icon { width: 46px; height: 46px; }
  .share-ch-name { font-size: 12px; }
}