/* ════════════════════════════════════════════════════════════
   无界AI 官网 · 视觉体系 v2.0（2026-09-12）
   设计语言：深空蓝紫渐变 + 霓虹渐变条 + 半透明卡片（PEC 2026 大会风）
   取材：PEC 2026 AI 创新者大会现场视觉（深蓝底/粉紫青绿渐变/发光卡片）

   用色纪律（硬规则）：
   - 全站深底，文字只用 --ink/--muted/白，禁止深色文字上深底
   - --grad 为签名渐变条（粉→紫→青→绿），仅用于强调线/进度/点缀，不大面积使用
   - 卡片一律半透明面板 --panel + --panel-line，圆角 12px
   ════════════════════════════════════════════════════════════ */

:root { color-scheme: light;
  /* —— 品牌基色 —— */
  --ink: #e8ecff;          /* 主文字 · on 深底 ≈ 14:1 */
  --paper: #0b1132;        /* 深空底：藏蓝 */
  --white: #fff;
  --navy: #141b52;         /* 面板蓝：横幅/按钮基色 */
  --navy-2: #1b2468;       /* 面板蓝浅档：视觉块 */
  --navy-hover: #232e85;   /* 按钮 hover 态 */
  --gold: #22d3ee;         /* 主强调·青（原金色位）：深底文字/线条/图标 · on 深底 ≈ 9:1 */
  --gold-ink: #34d399;     /* 次强调·薄荷绿（原深金色位）：小字/数字 */
  --gold-soft: #7dd3fc;    /* 浅青：深色面板上的标签 */
  --gold-hover: #06b6d4;   /* 强调按钮 hover */
  --muted: #9aa3d0;        /* 弱化文字 · on 深底 ≈ 6:1 */
  --line: rgba(255,255,255,0.10);      /* 发丝分隔线 */
  --paper-2: #0d1440;      /* 区块深底（部署路径区） */
  --paper-3: #0f1238;      /* 区块深底（合作报价区） */
  --ph-on-navy: #8b93c4;   /* 深底表单占位符 ≈ 4.6:1 */
  --panel: rgba(255,255,255,0.045);    /* 半透明卡片 */
  --panel-line: rgba(255,255,255,0.12);
  --grad: linear-gradient(90deg, #ff6ec7 0%, #8b5cf6 34%, #22d3ee 68%, #34d399 100%);
  --glow: 0 8px 40px rgba(99,102,241,0.35);
  --max: 1160px;
  --serif: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif; /* v2 起标题转黑体大字重（大会风），变量名保留防破坏 */
  --sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 85% -5%, rgba(139,92,246,0.22), transparent 60%),
    radial-gradient(1000px 520px at -10% 12%, rgba(34,211,238,0.14), transparent 55%),
    linear-gradient(180deg, #0a0f2e 0%, #10173f 45%, #140f38 100%);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(34,211,238,0.35); color: #fff; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }

/* ── 通用小件 ─────────────────────────────────────────────── */
.eyebrow {
  text-transform: uppercase;
  font-size: 12px; font-weight: 700; letter-spacing: 0.16em;
  margin: 0 0 28px;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.hero .eyebrow, .section:not(.contact) .eyebrow, .article .eyebrow { color: transparent; }

.button {
  display: inline-flex; justify-content: center; align-items: center;
  min-height: 48px; padding: 0 30px;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: #fff;
  border: 0; cursor: pointer; border-radius: 8px;
  font-weight: 600; font-size: 15px; letter-spacing: 0.03em;
  transition: box-shadow 0.2s, transform 0.15s, filter 0.2s;
}
.button:hover {
  background: linear-gradient(135deg, #5b52f0, #8b5cf6);
  box-shadow: var(--glow);
  transform: translateY(-1px);
}
.button-small { min-height: 38px; padding: 0 20px; font-size: 13px; }

.section {
  max-width: var(--max); margin: auto;
  padding: 140px 28px;
}
.section-head { max-width: 740px; margin-bottom: 72px; }
.section-head h2 {
  font-family: var(--serif);
  font-size: clamp(38px, 4.8vw, 60px);
  line-height: 1.14; margin: 0 0 20px;
  font-weight: 700; color: #fff; letter-spacing: -0.01em;
}
.section-head h2::after {
  content: ''; display: block;
  width: 64px; height: 3px; border-radius: 2px;
  background: var(--grad);
  margin-top: 22px;
}
.section-head > p:last-child { color: var(--muted); font-size: 17px; }

/* 左右分栏的区块头（服务/产品/报价用） */
.split-head {
  max-width: none;
  display: grid; grid-template-columns: 1.2fr 0.8fr;
  gap: 80px; align-items: end;
}
.split-head > p { padding-bottom: 8px; }

/* ── 模块1：顶部导航 ──────────────────────────────────────── */
.site-header {
  height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 max(28px, calc((100vw - var(--max)) / 2));
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
  background: rgba(10, 15, 46, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 20;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 18px; letter-spacing: 0.02em; color: #fff;
}
.brand-mark { display: block; color: #fff; }
.brand-mark svg { display: block; height: 36px; width: 36px; }
.site-header nav { display: flex; gap: 32px; font-size: 14px; letter-spacing: 0.03em; }
.site-header nav a { position: relative; padding: 4px 0; }
.site-header nav a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px; border-radius: 1px;
  background: var(--grad);
  transition: width 0.25s ease;
}
.site-header nav a:hover::after { width: 100%; }
.site-header nav a:hover, .text-link:hover, footer a:hover { color: var(--gold); }
.nav-login {
  align-self: center; font-size: 13px; color: var(--ink);
  border: 1px solid var(--panel-line); padding: 9px 18px; min-height: 38px;
  display: inline-flex; align-items: center; letter-spacing: 0.03em; border-radius: 8px;
}
.nav-login:hover { color: var(--gold); border-color: var(--gold); }

/* ── 模块2：Hero 首屏 ─────────────────────────────────────── */
.hero {
  min-height: calc(100vh - 72px);
  display: grid; grid-template-rows: 1fr auto;
  max-width: var(--max); margin: auto;
  padding: 10vh 28px 0;
}
.hero-inner { max-width: 860px; align-self: center; }
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(52px, 7.5vw, 96px);
  line-height: 1.08; margin: 0;
  max-width: 900px; font-weight: 800;
  color: #fff; letter-spacing: -0.015em;
}
.hero-lead {
  font-size: clamp(17px, 1.8vw, 22px);
  line-height: 1.7; max-width: 640px;
  margin: 32px 0; color: var(--muted);
}
.hero-actions { display: flex; align-items: center; gap: 32px; }
.text-link { font-weight: 600; font-size: 15px; color: var(--muted); transition: color 0.2s; }
.text-link span { color: var(--gold); }

.hero-signals {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.hero-signals div {
  padding: 28px 24px 28px 0;
  display: flex; gap: 18px; align-items: center;
}
.hero-signals div + div { border-left: 1px solid var(--line); padding-left: 24px; }
.hero-signals strong {
  font-family: var(--serif); font-size: 26px; font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-signals span { font-size: 13px; line-height: 1.55; color: var(--muted); }

/* ── 模块3：企业经营卡点（深色横幅） ──────────────────────── */
.problem-band {
  position: relative;
  background: linear-gradient(135deg, rgba(20,27,82,0.9), rgba(36,26,94,0.85));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 130px max(28px, calc((100vw - var(--max)) / 2));
}
.problem-band::before {
  content: ''; position: absolute; top: -1px; left: 0; right: 0;
  height: 2px; background: var(--grad);
}
.section-head.light > p:last-child { color: #a8b0dd; }
.section-head.light h2 { color: #fff; }
.problem-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255,255,255,0.12);
}
.problem-grid article {
  padding: 40px 36px 28px 0;
  min-height: 340px; display: flex; flex-direction: column;
}
.problem-grid article + article {
  border-left: 1px solid rgba(255,255,255,0.12);
  padding-left: 36px;
}
.problem-grid span { color: var(--gold); font-size: 12px; letter-spacing: 0.08em; font-weight: 700; }
.problem-grid h3 { font-family: var(--serif); font-size: 48px; margin: 28px 0 14px; font-weight: 800; color: #fff; }
.problem-grid p { color: #c3c9ec; line-height: 1.7; }
.problem-grid strong { margin-top: auto; color: var(--gold-ink); font-weight: 600; font-size: 14px; }

/* ── 模块4：六步方法论 ─────────────────────────────────────── */
.method-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.method-list li {
  display: grid; grid-template-columns: 90px 1fr;
  padding: 32px 0; border-bottom: 1px solid var(--line);
  align-items: center;
}
.method-list > li > span {
  font-family: var(--serif); font-size: 28px; font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.method-list h3 { margin: 0; font-size: 24px; font-weight: 700; color: #fff; }
.method-list p { margin: 4px 0 0; color: var(--muted); font-size: 15px; }

/* ── 模块5：服务体系 ──────────────────────────────────────── */
.service-rows { border-top: 1px solid var(--line); }
.service-rows article {
  display: grid; grid-template-columns: 70px 260px 1fr;
  padding: 34px 0; border-bottom: 1px solid var(--line);
  align-items: center;
}
.service-rows span, .training-list span {
  font-family: var(--serif); font-size: 20px; color: var(--gold); font-weight: 800;
}
.service-rows h3 { margin: 0; font-size: 22px; font-weight: 700; color: #fff; }
.service-rows p { margin: 0; color: var(--muted); font-size: 15px; }

/* ── 模块6：部署路径 ──────────────────────────────────────── */
.deployment {
  background: rgba(13, 20, 64, 0.6);
  max-width: none;
  padding-left: max(28px, calc((100vw - var(--max)) / 2));
  padding-right: max(28px, calc((100vw - var(--max)) / 2));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.deployment-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.deployment-grid article {
  background: var(--panel); padding: 38px;
  min-height: 340px; display: flex; flex-direction: column;
  border: 1px solid var(--panel-line); border-radius: 12px;
  backdrop-filter: blur(6px);
}
.deployment-grid .featured {
  background: linear-gradient(160deg, rgba(79,70,229,0.28), rgba(139,92,246,0.16));
  color: #fff; border-color: rgba(139,92,246,0.5);
  box-shadow: var(--glow);
}
.tag { font-size: 11px; color: var(--gold); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.deployment-grid h3 { font-family: var(--serif); font-size: 28px; margin: 22px 0; font-weight: 700; color: #fff; }
.deployment-grid p { color: var(--muted); line-height: 1.7; }
.deployment-grid .featured p { color: #c3c9ec; }
.deployment-grid b { margin-top: auto; font-size: 14px; color: var(--gold-ink); }

/* ── 模块7：产品矩阵 ──────────────────────────────────────── */
.product-showcase { display: grid; gap: 16px; }
.product {
  background: var(--panel);
  display: grid; grid-template-columns: 0.7fr 1.3fr;
  min-height: 380px; overflow: hidden;
  border: 1px solid var(--panel-line); border-radius: 12px;
  transition: border-color 0.25s, box-shadow 0.25s;
  backdrop-filter: blur(6px);
}
.product:hover { border-color: rgba(34,211,238,0.55); box-shadow: 0 10px 40px rgba(34,211,238,0.12); }
.product-copy { padding: 48px; display: flex; flex-direction: column; justify-content: center; }
.product-copy > span { color: var(--gold); font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.product-copy h3 { font-family: var(--serif); font-size: 42px; margin: 14px 0; font-weight: 800; color: #fff; }
.product-copy p { color: var(--muted); line-height: 1.7; }
.product-copy b { margin-top: 24px; font-size: 14px; color: var(--gold); }

/* 右图位：上线时把 .img-placeholder 换成 <img src="assets/xx.png"> */
.img-placeholder {
  display: grid; place-items: center; text-align: center;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,0.03), rgba(255,255,255,0.03) 12px, rgba(255,255,255,0.06) 12px, rgba(255,255,255,0.06) 24px);
  color: var(--muted); font-size: 13px; line-height: 2;
}

/* 深色产品卡：标签用浅青档 */
.product-fde .product-copy > span, .product-fde .product-copy b,
.product-solo .product-copy > span, .product-solo .product-copy b { color: var(--gold-soft); }

.product-fde {
  grid-template-columns: 1fr 1fr; color: #fff;
  background: linear-gradient(135deg, rgba(20,27,82,0.95), rgba(36,26,94,0.9));
  border-color: rgba(139,92,246,0.4);
}
.fde-visual { display: flex; flex-direction: column; justify-content: center; padding: 55px; background: rgba(255,255,255,0.03); color: #fff; }
.fde-visual span { font-size: 11px; letter-spacing: 0.08em; color: var(--gold-soft); }
.fde-visual strong { max-width: 500px; margin: 22px 0; font-family: var(--serif); font-size: 44px; line-height: 1.12; font-weight: 800; }
.fde-visual i { font-style: normal; color: #a8b0dd; font-size: 14px; }
.product-fde .product-copy p { color: #c3c9ec; }

.product-solo {
  grid-template-columns: 1.3fr 0.7fr; color: #fff;
  background: linear-gradient(135deg, rgba(20,27,82,0.95), rgba(36,26,94,0.9));
  border-color: rgba(34,211,238,0.35);
}
.solo-visual { display: flex; flex-direction: column; justify-content: center; padding: 55px; background: rgba(34,211,238,0.08); color: #fff; }
.solo-visual span { font-size: 11px; letter-spacing: 0.08em; color: var(--gold); }
.solo-visual strong {
  font-family: var(--serif); font-size: 60px; line-height: 1.05; margin: 22px 0; font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.solo-visual i { font-style: normal; color: var(--muted); font-size: 14px; }
.product-solo .product-copy p { color: #c3c9ec; }

.product-platform { grid-template-columns: 0.7fr 1.3fr; }

.product-geo { grid-template-columns: 0.8fr 1.2fr; }
.geo-visual { display: flex; flex-direction: column; justify-content: center; padding: 55px; background: rgba(52,211,153,0.07); color: #fff; }
.geo-visual span { font-size: 11px; letter-spacing: 0.08em; color: var(--gold-ink); }
.geo-visual strong { margin: 22px 0; font-family: var(--serif); font-size: 44px; line-height: 1.12; font-weight: 800; }
.geo-visual i { font-style: normal; color: #a9d8c9; font-size: 14px; }

/* ── 模块8：企业培训 ──────────────────────────────────────── */
.training-list { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); }
.training-list article { padding: 34px 40px 44px 0; border-bottom: 1px solid var(--line); }
.training-list article:nth-child(even) { border-left: 1px solid var(--line); padding-left: 40px; }
.training-list h3 { font-size: 24px; margin: 18px 0 8px; font-weight: 700; color: #fff; }
.training-list p { color: var(--muted); margin: 0; font-size: 15px; }

/* ── 模块9：合作报价 ──────────────────────────────────────── */
.pricing {
  background: rgba(15, 18, 56, 0.6);
  max-width: none;
  padding-left: max(28px, calc((100vw - var(--max)) / 2));
  padding-right: max(28px, calc((100vw - var(--max)) / 2));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.price-category { margin-bottom: 48px; }
.price-category:last-child { margin-bottom: 0; }
.price-cat-title {
  font-family: var(--serif);
  font-size: 18px; font-weight: 700; color: var(--gold);
  margin: 0 0 12px; padding-bottom: 12px;
  border-bottom: 1px solid var(--panel-line);
}
.price-table { border-top: 1px solid var(--panel-line); }
.price-table div {
  display: grid; grid-template-columns: 200px 1fr auto;
  gap: 24px; align-items: center;
  padding: 24px 0; border-bottom: 1px solid var(--panel-line);
}
.price-table div > span { font-weight: 600; font-size: 16px; color: #fff; }
.price-table div > p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.price-table strong { font-size: 18px; font-weight: 700; color: var(--gold-ink); white-space: nowrap; }
.price-note { max-width: 860px; color: var(--muted); margin-top: 36px; font-size: 14px; line-height: 1.7; }

/* ── 模块10：创始人 ───────────────────────────────────────── */
.founder { display: grid; grid-template-columns: 0.6fr 1.4fr; gap: 100px; }
.founder-title h2 { font-family: var(--serif); font-size: 56px; margin: 0; font-weight: 800; color: #fff; }
.founder-copy { font-size: 17px; }
.founder-lead { font-family: var(--serif); font-size: 26px; line-height: 1.5; margin-top: 0; color: var(--ink); }
.founder blockquote {
  font-family: var(--serif);
  font-size: 21px; line-height: 1.6;
  border-left: 3px solid;
  border-image: var(--grad) 1;
  margin: 38px 0 0; padding-left: 24px;
  color: var(--muted);
}

/* ── 模块11：FAQ ──────────────────────────────────────────── */
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { padding: 28px 0; border-bottom: 1px solid var(--line); }
.faq-list summary {
  cursor: pointer; font-size: 20px; font-weight: 600; color: #fff;
  list-style: none; outline: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: '+'; float: right; color: var(--gold); font-weight: 400; }
.faq-list details[open] summary::after { content: '–'; }
.faq-list p { max-width: 760px; margin: 14px 0 0; color: var(--muted); font-size: 15px; line-height: 1.75; }

/* ── 模块12：联系表单（深色横幅） ─────────────────────────── */
.contact {
  position: relative;
  background: linear-gradient(135deg, rgba(20,27,82,0.92), rgba(36,26,94,0.88));
  color: #fff;
  max-width: none;
  padding-left: max(28px, calc((100vw - var(--max)) / 2));
  padding-right: max(28px, calc((100vw - var(--max)) / 2));
  display: grid; grid-template-columns: 1fr 1fr; gap: 90px;
  border-top: 1px solid var(--line);
}
.contact::before {
  content: ''; position: absolute; top: -1px; left: 0; right: 0;
  height: 2px; background: var(--grad);
}
.contact h2 { font-family: var(--serif); font-size: clamp(40px, 4.5vw, 58px); line-height: 1.1; margin: 0; font-weight: 800; }
.contact > div > p:last-child { color: #a8b0dd; font-size: 17px; }
.contact form { display: grid; gap: 20px; }
.contact label { font-size: 12px; font-weight: 600; letter-spacing: 0.05em; }
.contact input, .contact textarea {
  display: block; width: 100%; border: 0;
  border-bottom: 1px solid rgba(255,255,255,0.28); background: transparent;
  color: #fff; padding: 14px 0; outline: none; border-radius: 0;
  transition: border-color 0.2s;
}
.contact input:focus, .contact textarea:focus { border-color: var(--gold); }
.contact input::placeholder, .contact textarea::placeholder { color: var(--ph-on-navy); }
.contact .button { width: max-content; background: var(--grad); color: #0b1132; font-weight: 700; }
.contact .button:hover { background: var(--grad); filter: brightness(1.12); box-shadow: 0 10px 40px rgba(255,110,199,0.25); }
#form-status { margin: 0; color: #c3c9ec; }
.form-note { max-width: 500px; margin: 0; color: #8b93c4; font-size: 13px; }
.copy-wechat {
  padding: 0; border: 0; border-bottom: 1px solid currentColor;
  background: transparent; color: var(--gold); cursor: pointer;
  font-weight: 600;
}

/* ── 模块13：页脚 ─────────────────────────────────────────── */
footer {
  max-width: var(--max); margin: auto;
  padding: 60px 28px;
  display: grid;
  grid-template-columns: 0.75fr 1.4fr 1.15fr;
  gap: 40px; align-items: start;
  border-bottom: 30px solid transparent;
  border-image: var(--grad) 1;
}
footer p { margin: 0; color: var(--muted); font-size: 14px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 12px 22px; }
.footer-links a { white-space: nowrap; }
footer small { grid-column: 1/-1; color: var(--muted); font-size: 13px; }

/* ── 知识文章页 ───────────────────────────────────────────── */
.article { max-width: 760px; margin: auto; padding: 100px 28px 120px; }
.article h1 { font-family: var(--serif); font-size: clamp(30px, 4vw, 44px); line-height: 1.25; margin: 0 0 12px; color: #fff; font-weight: 800; }
.article .meta { color: var(--muted); font-size: 13px; margin-bottom: 48px; }
.article h2 { font-family: var(--serif); color: #fff; font-size: 24px; margin: 44px 0 12px; font-weight: 700; }
.article p, .article li { color: #c9cef0; line-height: 1.9; }
.article .card-list { border-top: 1px solid var(--line); margin-top: 24px; }
.article .card-list a { display: block; padding: 20px 0; border-bottom: 1px solid var(--line); }
.article .card-list strong { color: #fff; font-size: 17px; }
.article .card-list span { display: block; color: var(--muted); font-size: 14px; margin-top: 4px; }
.article .back { display: inline-block; margin-top: 56px; font-weight: 600; font-size: 14px; color: var(--gold); }

/* ── 响应式（≤820px 全部收成单列） ────────────────────────── */
@media (max-width: 820px) {
  .site-header nav { display: none; }
  .hero { padding-top: 60px; min-height: auto; }
  .hero h1 { font-size: clamp(34px, calc(12.5vw - 4.6px), 46px); }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 18px; }
  .hero-actions .button { white-space: nowrap; }
  .hero-signals, .problem-grid, .deployment-grid,
  .contact, .founder, .split-head, .product {
    grid-template-columns: 1fr;
  }
  .hero-signals { margin-top: 60px; }
  .hero-signals div + div { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; }
  .problem-grid article + article { border-left: 0; border-top: 1px solid rgba(255,255,255,0.12); padding-left: 0; }
  .problem-grid article { min-height: 240px; }
  .section, .problem-band { padding-top: 80px; padding-bottom: 80px; }
  .split-head { gap: 16px; }
  .service-rows article { grid-template-columns: 45px 1fr; }
  .service-rows p { grid-column: 2; margin-top: 8px; }
  .product-solo .solo-visual, .product-geo .geo-visual { order: 2; }
  .fde-visual strong, .geo-visual strong { font-size: 34px; }
  .solo-visual strong { font-size: 44px; }
  .training-list { grid-template-columns: 1fr; }
  .training-list article:nth-child(even) { border-left: 0; padding-left: 0; }
  .founder { gap: 35px; }
  .contact { gap: 50px; }
  .price-table div { display: block; }
  .price-table div > p { margin: 6px 0; }
  .price-table strong { display: block; margin-top: 8px; }
  .site-header { padding: 0 18px; }
  .section, .hero { padding-left: 18px; padding-right: 18px; }
  footer { grid-template-columns: 1fr; padding: 48px 18px; }
  .footer-links { display: flex; flex-wrap: wrap; gap: 12px 22px; }
  footer small { grid-column: auto; }
}

/* ════════════════════════════════════════════════════════════
   内容改造 v2.1（2026-09-17）· 新增板块样式
   对应首页：Hero 终端卡 / 业务体系 / 工作方式 / 实效 / 动态 / 联系信息
   视觉延续 v2.0 令牌（深空底 · 半透明面板 · --grad 强调线）
   ════════════════════════════════════════════════════════════ */

/* —— 品牌小字 & Hero 双栏 —— */
.brand small { font-weight: 500; color: var(--muted); font-size: 12px; margin-left: 6px; letter-spacing: 0.04em; }
.hero { grid-template-rows: 1fr; align-items: center; padding-bottom: 84px; }
.hero-main { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: 64px; align-items: center; width: 100%; }
/* 断行保护：短语（现场/负责 等）不被拆行 · 2026-09-25 */
.nb { white-space: nowrap; }
/* 双栏（≥981px）标题字号随左栏宽度自适应：保证「把 AI 带进现场，/ 对结果负责。」完整两行 */
@media (min-width: 981px) { .hero h1 { font-size: clamp(52px, calc(8.07vw - 9.7px), 84px); } }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid rgba(34,211,238,0.35); background: rgba(34,211,238,0.08);
  color: var(--gold-soft); font-size: 13px; font-weight: 600; letter-spacing: 0.02em;
  padding: 6px 14px; border-radius: 999px; margin: 0 0 26px;
}
.hero h1 .accent { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-trust { display: flex; align-items: center; gap: 8px; margin: 30px 0 0; font-size: 13.5px; color: var(--muted); }

/* —— Hero 终端卡（Agent 工作流演示） —— */
.term {
  background: #0e1430; border: 1px solid rgba(255,255,255,0.14); border-radius: 12px;
  overflow: hidden; box-shadow: 0 24px 60px -24px rgba(0,0,0,0.65), 0 0 0 1px rgba(34,211,238,0.06);
}
.term-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: rgba(255,255,255,0.04); border-bottom: 1px solid rgba(255,255,255,0.08); }
.term-bar i { width: 11px; height: 11px; border-radius: 50%; display: block; }
.term-bar i:nth-child(1) { background: #ff5f57; } .term-bar i:nth-child(2) { background: #febc2e; } .term-bar i:nth-child(3) { background: #28c840; }
.term-bar span { margin-left: 8px; color: #8b929e; font-size: 12px; font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
.term-body { padding: 20px 22px 24px; font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 12.8px; line-height: 1.9; color: #c8cdd6; }
.term-body .p { color: #7dd3a8; } .term-body .k { color: #f0a8a0; } .term-body .c { color: #6b7280; } .term-body .o { color: #f3c98b; }
.cursor { display: inline-block; width: 8px; height: 15px; background: #7dd3a8; vertical-align: -2px; animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* —— 业务体系（三卡） —— */
.biz-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.biz-card {
  background: var(--panel); border: 1px solid var(--panel-line); border-radius: 12px;
  padding: 34px 30px; display: flex; flex-direction: column; gap: 14px;
  backdrop-filter: blur(6px); transition: border-color 0.25s, translate 0.2s;
}
.biz-card:hover { border-color: rgba(34,211,238,0.5); translate: 0 -3px; }
.biz-icon { width: 44px; height: 44px; border-radius: 10px; background: rgba(34,211,238,0.09); border: 1px solid rgba(34,211,238,0.25); display: flex; align-items: center; justify-content: center; }
.biz-card h3 { font-family: var(--serif); font-size: 26px; margin: 2px 0 0; font-weight: 800; color: #fff; }
.biz-card p { color: var(--muted); font-size: 14.5px; line-height: 1.75; margin: 0; }
.biz-card ul { list-style: none; margin: 6px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.biz-card li { font-size: 13.5px; color: #c3c9ec; display: flex; gap: 9px; align-items: baseline; }
.biz-card li::before { content: "·"; color: var(--gold); font-weight: 800; }

/* —— 工作方式（四步横带） —— */
.flow-band {
  position: relative;
  background: linear-gradient(135deg, rgba(20,27,82,0.9), rgba(36,26,94,0.85));
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 130px max(28px, calc((100vw - var(--max)) / 2));
}
.flow-band::before { content: ''; position: absolute; top: -1px; left: 0; right: 0; height: 2px; background: var(--grad); }
.flow-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,0.12); }
.flow-step { padding: 36px 30px 30px 0; }
.flow-step + .flow-step { border-left: 1px solid rgba(255,255,255,0.12); padding-left: 30px; }
.flow-no { font-family: var(--serif); font-size: 22px; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; display: block; margin-bottom: 16px; letter-spacing: 0.06em; }
.flow-step h3 { margin: 0 0 8px; font-size: 19px; font-weight: 700; color: #fff; }
.flow-step p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }

/* —— 实效（三数据卡） —— */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.case-card { background: var(--panel); border: 1px solid var(--panel-line); border-radius: 12px; padding: 30px 28px; display: flex; flex-direction: column; gap: 12px; backdrop-filter: blur(6px); }
.case-num { font-family: var(--serif); font-size: 46px; font-weight: 800; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.case-card h3 { font-size: 17px; font-weight: 700; color: #fff; margin: 0; }
.case-card p { font-size: 14px; color: var(--muted); line-height: 1.75; margin: 0; flex: 1; }
.case-src { font-size: 12px; color: #8b93c4; border-top: 1px solid var(--line); padding-top: 12px; }

/* —— 动态（两张事件卡） —— */
.ev-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.ev-card { background: var(--panel); border: 1px solid var(--panel-line); border-radius: 12px; padding: 28px; display: flex; gap: 20px; align-items: flex-start; backdrop-filter: blur(6px); }
.ev-date { flex: none; width: 64px; text-align: center; background: linear-gradient(135deg, rgba(79,70,229,0.5), rgba(34,211,238,0.25)); border: 1px solid rgba(34,211,238,0.3); border-radius: 10px; padding: 10px 0 8px; color: #fff; }
.ev-date b { display: block; font-size: 22px; font-weight: 800; line-height: 1.1; }
.ev-date span { font-size: 11px; opacity: 0.75; }
.ev-card h3 { font-size: 16.5px; font-weight: 700; color: #fff; margin: 0 0 6px; }
.ev-card p { font-size: 14px; color: var(--muted); margin: 0; line-height: 1.75; }

/* —— 联系区信息列表 —— */
.contact-list { display: flex; flex-direction: column; gap: 18px; margin-top: 38px; }
.contact-item { display: flex; gap: 14px; align-items: flex-start; }
.ci-icon { width: 40px; height: 40px; flex: none; border-radius: 10px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); display: flex; align-items: center; justify-content: center; }
.contact-item b { display: block; font-size: 14.5px; color: #fff; margin-bottom: 2px; }
.contact-item span { font-size: 13.5px; color: #b8bdc7; }

/* —— 响应式 —— */
@media (max-width: 980px) {
  .hero-main { grid-template-columns: 1fr; gap: 44px; }
  .biz-grid, .case-grid { grid-template-columns: 1fr; }
  .ev-grid { grid-template-columns: 1fr; }
  .flow-grid { grid-template-columns: 1fr 1fr; }
  .flow-step { padding: 30px 26px 30px 0; }
  .flow-step + .flow-step { border-left: none; padding-left: 0; }
  .flow-step:nth-child(even) { padding-left: 26px; }
  .flow-step:nth-child(3), .flow-step:nth-child(4) { border-top: 1px solid rgba(255,255,255,0.12); }
}
@media (max-width: 560px) {
  .flow-grid { grid-template-columns: 1fr; }
  .flow-step, .flow-step:nth-child(even) { padding: 26px 0; }
  .flow-step + .flow-step { border-top: 1px solid rgba(255,255,255,0.12); }
  .flow-step:nth-child(3) { border-top: none; }
  .term-body { font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .cursor { animation: none; }
  .biz-card, .biz-card:hover { transform: none; }
}

/* —— v2.2：文字品牌标记 + FDE 知识卡 —— */
.brand-mark { font-family: var(--serif); font-size: 30px; font-weight: 800; line-height: 1; letter-spacing: -0.02em; }
.know-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.know-card { background: var(--panel); border: 1px solid var(--panel-line); border-radius: 12px; padding: 24px 26px; display: flex; justify-content: space-between; align-items: center; gap: 18px; transition: border-color .25s, translate .2s; backdrop-filter: blur(6px); }
.know-card:hover { border-color: rgba(34,211,238,0.5); translate: 0 -2px; }
.know-card b { display: block; color: #fff; font-size: 16px; margin-bottom: 6px; }
.know-card span { display: block; color: var(--muted); font-size: 13.5px; line-height: 1.65; }
.know-card i { font-style: normal; color: var(--gold); font-size: 18px; flex: none; }
@media (max-width: 860px) { .know-grid { grid-template-columns: 1fr; } }

/* —— v2.3：FDE 教程区（文章排版补充 + 教程卡） —— */
.article h3 { font-family: var(--serif); color: #fff; font-size: 21px; margin: 40px 0 12px; font-weight: 700; }
.article h4 { color: #fff; font-size: 17px; margin: 28px 0 8px; font-weight: 600; }
.article blockquote { border-left: 3px solid var(--gold); margin: 22px 0; padding: 4px 0 4px 18px; color: #c9cef0; font-size: 15.5px; line-height: 1.85; }
.article ul, .article ol { padding-left: 22px; }
.article li { margin-bottom: 10px; }
.article a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(34,211,238,0.4); }
.article a:hover { color: var(--gold-soft); }
.article code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 0.88em; background: rgba(255,255,255,0.06); border: 1px solid var(--line); padding: 1px 6px; border-radius: 4px; }
.article pre { background: #0e1430; border: 1px solid var(--line); border-radius: 8px; padding: 16px 18px; overflow-x: auto; }
.article pre code { background: none; border: none; padding: 0; }
.article hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }
.article table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14.5px; }
.article th { text-align: left; color: #fff; border-bottom: 1px solid var(--panel-line); padding: 9px 10px; }
.article td { border-bottom: 1px solid var(--line); padding: 9px 10px; color: #c9cef0; }
.know-card--wide { grid-column: 1 / -1; }
.guide-note { margin-top: 40px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); padding-top: 20px; }


/* ══════════════════════════════════════════════════════════════
   v2.4 · GSAP 动效层（2026-09-25 · 平移自 TongueClaw v2）
   深空底色适配：光斑改青 / 紫；进度条走签名渐变 --grad
   前置态仅在动效层接管（html.gsap-on）时生效，异常自动回退静态完整可见
   ══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: no-preference) {
  html.gsap-on .hero-badge,
  html.gsap-on .hero h1,
  html.gsap-on .hero-lead,
  html.gsap-on .hero-actions,
  html.gsap-on .hero-trust,
  html.gsap-on .term { opacity: 0; }
  html.gsap-on .hero h1 { visibility: hidden; }
  html.gsap-on .reveal { opacity: 0; transform: translateY(22px); }
  html.gsap-on .section-head { opacity: 0; transform: translateY(22px); }
}
@media (prefers-reduced-motion: reduce) {
  .reveal, .section-head, .hero-badge, .hero-lead, .hero-actions,
  .hero-trust, .term { opacity: 1 !important; transform: none !important; }
  .hero h1 { visibility: visible !important; }
  .orb, .progress-line, .flow-line { display: none; }
}
/* 顶部滚动进度条（签名渐变） */
.progress-line {
  position: fixed; top: 0; left: 0; right: 0; height: 2.5px; z-index: 120;
  background: var(--grad);
  transform: scaleX(0); transform-origin: 0 50%; pointer-events: none;
}
/* 导航滚动态 + 锚点高亮 */
.site-header { transition: box-shadow .3s ease, background .3s ease; }
.site-header.nav-scrolled { background: rgba(10,15,46,0.97); box-shadow: 0 14px 34px -24px rgba(0,0,0,.65); }
.site-header nav a.active { color: var(--gold); }
/* Hero 光斑（紫 + 青 · 深空底） */
.hero { position: relative; overflow: hidden; isolation: isolate; }
.orb { position: absolute; border-radius: 50%; filter: blur(64px); pointer-events: none; z-index: 0; }
.orb-a { width: 440px; height: 440px; left: -130px; top: -90px;
         background: radial-gradient(circle at 35% 35%, rgba(139,92,246,.22), rgba(139,92,246,0) 70%); }
.orb-b { width: 400px; height: 400px; right: -80px; top: 140px;
         background: radial-gradient(circle at 60% 40%, rgba(34,211,238,.18), rgba(34,211,238,0) 70%); }
.hero .hero-main { position: relative; z-index: 1; }
/* 工作方式区：光斑 + 连接线（随滚动绘制） */
.flow-band { overflow: hidden; }
.flow-band .section-head, .flow-band .flow-grid { position: relative; z-index: 1; }
.flow-grid { position: relative; }
.flow-band .orb-c { width: 560px; height: 560px; right: -180px; top: -180px;
                    background: radial-gradient(circle at 50% 50%, rgba(34,211,238,.14), rgba(34,211,238,0) 70%); }
.flow-line {
  position: absolute; left: 0; right: 0; top: -1px; height: 2px; z-index: 0;
  background: linear-gradient(90deg, rgba(139,92,246,.9), rgba(34,211,238,.85), rgba(34,211,238,.1));
  transform: scaleX(0); transform-origin: 0 50%;
}
@media (max-width: 980px) { .flow-line { display: none; } }
@media (min-width: 981px) { html.gsap-on .flow-grid { border-top-color: transparent; } }

/* 标题手动行遮罩：.hl 裁切外层 · .hl-in 位移内层（替代 SplitText 拆行，
   保持既有断行锁定——栏宽自适应 + .nb 短语保护——不受测量扰动） */
.hero h1 .hl { display: block; overflow: hidden; padding: 0.04em 0.08em 0.06em; margin: -0.04em -0.08em -0.06em; }
.hero h1 .hl-in { display: block; }

/* ══════════════════════════════════════════════════════════════
   v3 · 2026-09-29 大修：手机适配 + 版式切换 + 视频课门户通用件
   规则：窄屏（≤820px）默认手机版式；html.view-desktop 强制电脑版
   （视口钉 1160px）；html.view-mobile 强制手机导航。
   ══════════════════════════════════════════════════════════════ */

/* —— 顶栏右侧组合：登录态入口 + CTA + 汉堡 —— */
.nav-side { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.nav-side .nav-login { white-space: nowrap; }
.nav-toggle {
  display: none; align-items: center; justify-content: center;
  width: 44px; height: 44px; flex: none;
  background: transparent; border: 1px solid var(--panel-line); border-radius: 8px;
  color: var(--ink); cursor: pointer; padding: 0;
}
.nav-toggle:hover { border-color: var(--gold); color: var(--gold); }
.nav-toggle svg { display: block; }

/* —— 手机抽屉菜单（由 ui.js 控制 hidden） —— */
.mobile-menu {
  position: fixed; inset: 72px 0 auto 0; z-index: 60;
  background: rgba(8, 12, 36, 0.98);
  border-bottom: 1px solid var(--panel-line);
  padding: 10px 18px 22px;
  max-height: calc(100vh - 72px); overflow: auto;
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
}
.mobile-menu a {
  display: flex; align-items: center; min-height: 52px;
  padding: 0 6px; font-size: 16px; color: var(--ink);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.mobile-menu a:active, .mobile-menu a:hover { color: var(--gold); }
.mobile-menu .mm-foot {
  display: flex; gap: 12px; align-items: center; margin-top: 16px; flex-wrap: wrap;
}
.mobile-menu .mm-view {
  flex: 1; min-height: 46px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--panel-line); border-radius: 8px;
  color: var(--ink); font-size: 14px; cursor: pointer; background: transparent;
}
.mobile-menu .mm-view:hover { border-color: var(--gold); color: var(--gold); }
.mobile-menu .mm-logout { color: var(--muted); font-size: 13px; background: none; border: 0; cursor: pointer; padding: 12px 6px; }

/* —— 手机版判定：窄屏 或 强制手机版 —— */
html.view-mobile .site-header nav:not(.m-inline),
html.view-mobile .main-nav { display: none; }
html.view-mobile .nav-toggle { display: inline-flex; }
@media (max-width: 820px) {
  .site-header nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-side { gap: 10px; }
  .nav-side .button-small { display: none; }   /* 手机上收进抽屉，避免顶栏拥挤 */
  .site-header { height: 64px; }
  .mobile-menu { inset: 64px 0 auto 0; }
}
/* —— 强制电脑版：撤销手机断点对导航的影响 —— */
html.view-desktop .site-header nav { display: flex; }
html.view-desktop .nav-toggle { display: none; }
html.view-desktop .mobile-menu { display: none !important; }
html.view-desktop .nav-side .button-small { display: inline-flex; }

/* —— 版式切换入口（页脚） —— */
.view-switch {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--muted); cursor: pointer; background: none; border: 0; padding: 0;
  font-size: 13px;
}
.view-switch:hover { color: var(--gold); }

/* —— 视频课门户通用件（/learn/ 与 member.html 共用） —— */
.portal { max-width: var(--max); margin: 0 auto; padding: 48px 28px 96px; }
.portal-hero { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; margin-bottom: 40px; }
.portal-hero h1 { font-family: var(--serif); font-size: clamp(30px, 4vw, 46px); margin: 0 0 10px; color: #fff; font-weight: 800; }
.portal-hero .lead { color: var(--muted); font-size: 15.5px; margin: 0; max-width: 640px; }
.portal-stats { display: flex; gap: 26px; align-items: center; flex-wrap: wrap; }
.portal-stats b { display: block; font-size: 24px; color: var(--gold-ink); font-variant-numeric: tabular-nums; }
.portal-stats span { font-size: 12.5px; color: var(--muted); }
.progress-pill { min-width: 230px; }
.progress-pill .bar { height: 6px; border-radius: 3px; background: var(--panel-line); overflow: hidden; margin: 8px 0 6px; }
.progress-pill .bar i { display: block; height: 100%; background: var(--grad); border-radius: 3px; transition: width .5s; }
.progress-pill small { color: var(--muted); font-size: 12.5px; }
@media (max-width: 640px) {
  .portal { padding: 36px 18px 72px; }
  .portal-hero { flex-direction: column; align-items: stretch; }
  .portal-stats { gap: 18px; }
}

/* ══════════════════════════════════════════════════════════════
   v2.5 · Hero 右侧小框:前线快报摘要 + 对话输入(复用 /api/live/*)
   ══════════════════════════════════════════════════════════════ */
/* 三幕快报轮播:标题栏圆点即页标,当前幕凸出高亮;问答区固定不轮播 */
.term-bar .lv-dots { display: flex; gap: 7px; }
.term-bar .lv-dot {
  width: 9px; height: 9px; border-radius: 50%; border: 0; padding: 0; cursor: pointer;
  background: rgba(255,255,255,.18); transition: transform .25s, background .25s, box-shadow .25s;
}
.term-bar .lv-dot:hover { background: rgba(255,255,255,.38); }
.term-bar .lv-dot.on {
  background: var(--gold);
  box-shadow: 0 0 9px rgba(34,211,238,.65), 0 0 0 3px rgba(34,211,238,.15);
  transform: translateY(-1px) scale(1.3);
}
.lv-acts { min-height: 96px; }
.lv-act { display: none; }
.lv-act.on { display: block; animation: lvIn .38s ease; }
@keyframes lvIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .lv-act.on { animation: none; } }
.lv-act .lv-b:first-of-type { margin-bottom: 13px; }
.term-live .term-body { font-size: 12.3px; line-height: 1.65; padding: 16px 18px 18px; }
.lv-item {
  display: flex; align-items: baseline; gap: 8px;
  color: var(--ink); text-decoration: none;
}
.lv-item:hover .lv-t { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; }
.lv-tag {
  flex: none; font-size: 10.5px; letter-spacing: .08em; color: var(--gold);
  border: 1px solid rgba(34,211,238,.3); border-radius: 4px; padding: 0 5px;
}
.lv-tag.cn { color: var(--gold-ink); border-color: rgba(52,211,153,.3); }
.lv-t {
  font-family: var(--sans); font-size: 13px; font-weight: 600; color: #fff;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.lv-b {
  margin: 2px 0 12px 34px; color: #8b93b8; font-family: var(--sans); font-size: 12px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.lv-upd { margin: 0 0 10px; color: #6b7280; font-size: 10.5px; font-family: var(--sans); }
.lv-form { display: flex; gap: 8px; }
.lv-form input {
  flex: 1; min-width: 0; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.14);
  border-radius: 7px; color: #e8ecff; font-size: 12.5px; padding: 8px 11px; outline: none;
}
.lv-form input:focus { border-color: var(--gold); }
.lv-form .button { min-height: 36px; padding: 0 14px; font-size: 12.5px; }
.lv-ans { margin-top: 10px; border-top: 1px dashed rgba(255,255,255,.12); padding-top: 9px; }
.lv-meta { margin: 0 0 3px; display: flex; gap: 8px; font-size: 10.5px; color: #6b7280; font-family: var(--sans); }
.lv-meta #lv-conf[data-conf="high"] { color: var(--gold-ink); }
.lv-meta #lv-conf[data-conf="medium"] { color: var(--gold-soft); }
.lv-text {
  margin: 0; color: #c8cdd6; font-family: var(--sans); font-size: 12.3px; line-height: 1.6;
  max-height: 108px; overflow-y: auto; white-space: pre-wrap;
}
@media (max-width: 980px) { .lv-b { margin-left: 0; } }