/* ============================================================
 * 个人站样式（原创实现，深色现代风）
 * 仅参考常见个人站的版式思路，代码为自建，可自由修改。
 * ============================================================ */
:root {
  --bg: #0b0f14;
  --bg-alt: #0f151d;
  --card: #121a24;
  --line: #1e2a38;
  --ink: #e8eef5;
  --ink-soft: #93a3b5;
  --accent: #35d0a5;      /* 主强调色（青绿） */
  --accent-2: #4f8cff;    /* 次强调色（蓝） */
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
  line-height: 1.7;
}

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* ---------- 导航 ---------- */
.nav-bar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(11,15,20,.86);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; justify-content: space-between; align-items: center; height: 60px; }
.logo { color: var(--ink); font-weight: 800; letter-spacing: 1px; text-decoration: none; font-size: 18px; }
.logo span { color: var(--accent); }
.menu a {
  color: var(--ink-soft); text-decoration: none; font-size: 14px; margin-left: 26px;
  transition: color .15s;
}
.menu a:hover { color: var(--accent); }

/* ---------- 头部 Hero ---------- */
.hero { padding: 96px 0 84px; background: radial-gradient(1000px 400px at 20% -10%, rgba(79,140,255,.14), transparent), var(--bg); }
.hero-kicker { color: var(--accent); letter-spacing: 4px; font-size: 12px; font-weight: 700; margin-bottom: 16px; }
.hero h1 { font-size: 42px; line-height: 1.25; letter-spacing: 1px; }
.hero .hl { color: var(--accent); }
.hero-sub { margin-top: 18px; color: var(--ink-soft); font-size: 16px; max-width: 620px; }
.hero-actions { margin-top: 30px; display: flex; gap: 14px; }
.btn { display: inline-block; padding: 10px 24px; border-radius: 8px; font-size: 14px; text-decoration: none; transition: transform .15s, box-shadow .15s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: #06251c; font-weight: 700; }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- 通用区块 ---------- */
.section { padding: 70px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec-title { font-size: 26px; margin-bottom: 34px; display: flex; align-items: baseline; gap: 14px; }
.sec-no { color: var(--accent); font-size: 15px; font-weight: 800; letter-spacing: 2px; }

/* ---------- 编号项目卡片 ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.proj-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 26px 26px 22px; position: relative; overflow: hidden;
  transition: transform .18s, border-color .18s;
}
.proj-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.proj-index {
  position: absolute; top: 14px; right: 20px;
  font-size: 46px; font-weight: 800; color: rgba(255,255,255,.05); letter-spacing: 2px;
}
.proj-tag { display: inline-block; color: var(--accent-2); font-size: 11px; letter-spacing: 2px; font-weight: 700; margin-bottom: 10px; }
.proj-card h3 { font-size: 20px; margin-bottom: 8px; }
.proj-desc { color: var(--ink-soft); font-size: 14px; }
.proj-links { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 10px; }
.proj-links a {
  color: var(--ink); font-size: 13px; text-decoration: none;
  border: 1px solid var(--line); border-radius: 20px; padding: 4px 14px;
  transition: border-color .15s, color .15s;
}
.proj-links a:hover { border-color: var(--accent); color: var(--accent); }
.proj-meta { margin-top: 16px; padding-top: 12px; border-top: 1px dashed var(--line); color: var(--ink-soft); font-size: 12px; display: flex; justify-content: space-between; }

/* ---------- 博客列表 ---------- */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.blog-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 20px; text-decoration: none; color: inherit; display: block;
  transition: transform .18s, border-color .18s;
}
.blog-card:hover { transform: translateY(-3px); border-color: var(--accent-2); }
.blog-card h3 { font-size: 16px; margin-bottom: 8px; }
.blog-card p { color: var(--ink-soft); font-size: 13px; }
.blog-meta { margin-top: 14px; color: var(--ink-soft); font-size: 12px; display: flex; justify-content: space-between; }
.blog-meta .tag { color: var(--accent); }

/* ---------- 关于 ---------- */
.about-box p { color: var(--ink-soft); max-width: 720px; }
.about-list { margin-top: 20px; list-style: none; }
.about-list li { padding: 8px 0; border-bottom: 1px dashed var(--line); color: var(--ink-soft); font-size: 14px; }
.about-list b { color: var(--ink); }

/* ---------- 页脚 ---------- */
.footer { border-top: 1px solid var(--line); padding: 26px 0; color: var(--ink-soft); font-size: 12.5px; text-align: center; }

/* ---------- 空状态 ---------- */
.empty { color: var(--ink-soft); font-size: 14px; }

/* ---------- 响应式 ---------- */
@media (max-width: 860px) {
  .proj-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
  .hero { padding: 64px 0 56px; }
}

/* ============================================================
   动画与特效（原创实现）
   ============================================================ */
/* 滚动揭示：元素进入视口时淡入上移 */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* Hero 粒子连线画布 */
.hero { position: relative; overflow: hidden; }
#fx-canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.hero-inner { position: relative; z-index: 1; }

/* 打字机效果 */
.hero-role { margin-top: 14px; color: var(--accent); font-size: 15px; letter-spacing: 1px; min-height: 24px; }
.caret {
  display: inline-block; width: 2px; height: 16px; background: var(--accent);
  margin-left: 3px; vertical-align: -2px; animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* 坐标 / 地图：底层自绘动画坐标图 + 上层 OSM iframe（加载成功后淡入） */
.loc-grid { display: grid; grid-template-columns: 1.7fr 1fr; gap: 22px; align-items: stretch; }
.map-card { position: relative; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; min-height: 320px; background: var(--card); }
#map-fx { position: absolute; inset: 0; width: 100%; height: 100%; }
.map-card iframe {
  position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block;
  opacity: 0; transition: opacity .6s ease;
  /* 将浅色地图反色为深色，贴合整站暗色主题 */
  filter: invert(.9) hue-rotate(180deg) saturate(.6) contrast(1.05);
}
.map-card iframe.loaded { opacity: 1; }
.loc-info {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 22px; display: flex; flex-direction: column; justify-content: center;
}
.loc-item { display: flex; justify-content: space-between; align-items: center; padding: 13px 2px; border-bottom: 1px dashed var(--line); font-size: 14px; }
.loc-item:last-child { border-bottom: 0; }
.loc-item span { color: var(--ink-soft); }
.loc-item b { color: var(--ink); font-weight: 600; }
.status-on { color: var(--accent); display: inline-flex; align-items: center; gap: 8px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); position: relative; }
.dot::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1px solid var(--accent); animation: ping 1.6s ease-out infinite; }
@keyframes ping { 0% { transform: scale(.6); opacity: .9; } 100% { transform: scale(1.7); opacity: 0; } }

@media (max-width: 860px) {
  .loc-grid { grid-template-columns: 1fr; }
}

/* 尊重系统减弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .caret, .dot::after { animation: none; }
}

/* ============================================================
   悬停（鼠标移入）动画增强
   ============================================================ */
/* 导航下划线滑入 */
.menu a { position: relative; }
.menu a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -5px; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .25s ease;
}
.menu a:hover::after { transform: scaleX(1); }

/* 按钮扫光 */
.btn { position: relative; overflow: hidden; }
.btn::after {
  content: ""; position: absolute; top: 0; left: -60%; width: 40%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  transform: skewX(-20deg); transition: left .5s ease; pointer-events: none;
}
.btn:hover::after { left: 120%; }

/* 卡片光标跟随光斑 */
.proj-card::before, .blog-card::before, .case-card::before, .svc-card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%), rgba(53,208,165,.10), transparent 60%);
  opacity: 0; transition: opacity .3s ease;
}
.proj-card:hover::before, .blog-card:hover::before, .case-card:hover::before, .svc-card:hover::before { opacity: 1; }
.blog-card { position: relative; overflow: hidden; }

/* 项目外链标签：填充扫过 */
.proj-links a { position: relative; overflow: hidden; z-index: 0; transition: color .2s, border-color .2s; }
.proj-links a::before {
  content: ""; position: absolute; inset: 0; z-index: -1; background: var(--accent);
  transform: scaleX(0); transform-origin: left; transition: transform .25s ease;
}
.proj-links a:hover { color: #06251c; border-color: var(--accent); }
.proj-links a:hover::before { transform: scaleX(1); }

/* 博客卡标题变色 + 箭头滑出 */
.blog-card h3 { transition: color .2s; }
.blog-card:hover h3 { color: var(--accent); }
.blog-card h3::after { content: " →"; opacity: 0; display: inline-block; transform: translateX(-6px); transition: opacity .2s, transform .2s; }
.blog-card:hover h3::after { opacity: 1; transform: translateX(0); }

/* 位置信息行 / 关于列表行 悬停高亮位移 */
.loc-item, .about-list li { transition: background .2s ease, padding .2s ease; border-radius: 6px; }
.loc-item:hover { background: rgba(53,208,165,.06); padding-left: 10px; padding-right: 10px; }
.about-list li:hover { background: rgba(79,140,255,.06); padding-left: 10px; }

/* ============================================================
   微信二维码预留位
   ============================================================ */
.about-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 26px; align-items: start; }
.qr-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 20px; text-align: center; transition: transform .2s, border-color .2s;
}
.qr-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.qr-box { position: relative; aspect-ratio: 1 / 1; border-radius: 10px; overflow: hidden; background: #0d141c; }
.qr-box img { display: none; width: 100%; height: 100%; object-fit: contain; }
.qr-box img.ok { display: block; }
.qr-ph {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px;
  border: 1.5px dashed var(--line); border-radius: 10px;
  color: var(--ink-soft); font-size: 14px;
}
.qr-box img.ok ~ .qr-ph { display: none; }
.qr-ico { font-size: 34px; color: var(--accent); line-height: 1; }
.qr-note { font-size: 11.5px; color: var(--ink-soft); opacity: .8; padding: 0 14px; }
.qr-tip { margin-top: 12px; color: var(--ink-soft); font-size: 13px; letter-spacing: 1px; }

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; }
  .qr-card { max-width: 320px; margin: 0 auto; }
}

/* ============================================================
   超级IP 落地页组件（重构版）
   ============================================================ */
/* 导航转化按钮 */
.btn-sm { padding: 7px 16px; font-size: 13px; }
.nav-cta { margin-left: 22px; flex-shrink: 0; }

/* Hero 数据背书 */
.stats { margin-top: 46px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stat { border-left: 2px solid var(--accent); padding-left: 16px; }
.stat-num { display: flex; align-items: baseline; color: var(--ink); font-size: 34px; font-weight: 800; line-height: 1; }
.stat-prefix, .stat-suffix { font-style: normal; font-size: 16px; color: var(--accent); margin: 0 2px; font-weight: 700; }
.stat-label { display: block; margin-top: 8px; color: var(--ink-soft); font-size: 13px; }

/* 提效区间模块（为企业提效 15%–45%） */
.eff-band {
  margin-top: 30px; display: grid; grid-template-columns: 230px 1fr; gap: 26px;
  align-items: center; padding: 20px 26px; border: 1px solid var(--line); border-radius: 14px;
  background: linear-gradient(90deg, rgba(53,208,165,.10), rgba(79,140,255,.06));
}
.eff-label { display: block; color: var(--ink-soft); font-size: 13px; letter-spacing: 1px; }
.eff-range { color: var(--accent); font-size: 30px; font-weight: 800; line-height: 1.2; }
.eff-viz { position: relative; padding-bottom: 22px; }
.eff-bar { position: relative; height: 8px; border-radius: 4px; background: rgba(147,163,181,.15); overflow: hidden; }
.eff-note { grid-column: 1 / -1; color: var(--ink-soft); font-size: 12.5px; margin-top: 2px; }
@media (max-width: 720px) {
  .eff-band { grid-template-columns: 1fr; gap: 14px; }
  .eff-range { font-size: 24px; }
}

/* 关键词跑马灯 */
.marquee {
  margin-top: 56px; overflow: hidden; padding: 14px 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; width: max-content; animation: mq 38s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.mq-item { position: relative; white-space: nowrap; color: var(--ink-soft); font-size: 14px; letter-spacing: 2px; padding: 0 28px; }
.mq-item::after { content: "◆"; position: absolute; right: -5px; top: 50%; transform: translateY(-50%); color: var(--accent); font-size: 8px; }
@keyframes mq { to { transform: translateX(-50%); } }

/* 区块副标题 */
.sec-desc { color: var(--ink-soft); margin: -18px 0 34px; font-size: 14.5px; }

/* 01 业务服务 */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.svc-card {
  position: relative; overflow: hidden; display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 24px; transition: transform .2s, border-color .2s;
}
.svc-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.svc-icon {
  width: 46px; height: 46px; border-radius: 10px; background: rgba(53,208,165,.12);
  display: flex; align-items: center; justify-content: center; font-size: 22px;
  margin-bottom: 16px; transition: transform .25s;
}
.svc-card:hover .svc-icon { transform: scale(1.12) rotate(-6deg); }
.svc-card h3 { font-size: 17px; margin-bottom: 8px; }
.svc-desc { color: var(--ink-soft); font-size: 13.5px; margin-bottom: 14px; }
.svc-points { list-style: none; margin-bottom: 14px; }
.svc-points li { position: relative; color: var(--ink-soft); font-size: 13px; padding: 4px 0 4px 18px; }
.svc-points li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-size: 12px; }
.svc-fit { margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line); color: var(--accent); font-size: 12px; }

/* 服务卡：技术栈标签 */
.svc-stacks { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.svc-stack-k { font-size: 9px; letter-spacing: .2em; color: rgba(147,163,181,.5); }
.svc-stack-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.svc-stack-tag {
  padding: 2px 8px; border-radius: 4px; font-size: 10.5px;
  border: 1px solid rgba(53,208,165,.28); background: rgba(53,208,165,.07);
  color: #7de6c4; letter-spacing: .02em;
}

/* 服务卡：交付物 */
.svc-deliver {
  display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap;
  margin: 0 0 12px; padding: 8px 10px; border-radius: 6px;
  background: rgba(79,140,255,.06); border-left: 2px solid rgba(79,140,255,.4);
  font-size: 12px; color: #b8c8ff; line-height: 1.55;
}
.svc-deliver .mono { font-size: 9px; letter-spacing: .2em; color: rgba(184,200,255,.6); }

/* 02 项目案例：精选案例 + 完整档案 */
.case-featured { margin-bottom: 8px; }
.case-sub-head {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  margin-bottom: 20px; padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.case-sub-eb { font-size: 10px; letter-spacing: .2em; color: var(--accent); }
.case-sub-note { font-size: 10px; letter-spacing: .1em; color: var(--ink-faint); }

.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.case-card {
  position: relative; overflow: hidden; display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 24px; transition: transform .2s, border-color .2s;
}
.case-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.case-index { position: absolute; top: 12px; right: 18px; font-size: 42px; font-weight: 800; color: rgba(255,255,255,.05); letter-spacing: 2px; }
.case-metric {
  margin: 14px 0; padding: 12px 14px; border-radius: 10px;
  background: rgba(53,208,165,.08); border: 1px solid rgba(53,208,165,.25);
  display: flex; flex-direction: column; gap: 2px;
}
.case-metric b { color: var(--accent); font-size: 19px; }
.case-metric span { color: var(--ink-soft); font-size: 12px; }
.case-card .proj-links { margin-top: auto; }

/* 03 合作流程 */
.proc-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.proc-step { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px; transition: transform .2s, border-color .2s; }
.proc-step:hover { transform: translateY(-4px); border-color: var(--accent-2); }
.proc-no {
  display: inline-flex; width: 34px; height: 34px; border-radius: 50%;
  align-items: center; justify-content: center; background: var(--accent);
  color: #06251c; font-weight: 800; font-size: 14px; margin-bottom: 14px;
}
.proc-step h3 { font-size: 16px; margin-bottom: 6px; }
.proc-step p { color: var(--ink-soft); font-size: 13px; }
.proc-step:not(:last-child)::after { content: "→"; position: absolute; right: -16px; top: 42%; color: var(--ink-soft); font-size: 16px; }

/* 05 能力标签 / IP 卡 */
.tag-cloud { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.tag-pill { color: var(--ink-soft); border: 1px solid var(--line); border-radius: 20px; padding: 4px 14px; font-size: 12.5px; transition: color .2s, border-color .2s, transform .2s; cursor: default; }
.tag-pill:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
.ip-card { background: linear-gradient(160deg, rgba(53,208,165,.10), rgba(79,140,255,.06)); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.ip-card h3 { font-size: 17px; margin-bottom: 14px; }
.ip-list { list-style: none; }
.ip-list li { padding: 9px 0; border-bottom: 1px dashed var(--line); color: var(--ink-soft); font-size: 14px; }
.ip-list li:last-child { border-bottom: 0; }
.ip-list b { color: var(--accent); }

/* 06 联系合作 */
.contact-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 20px; align-items: stretch; }
.contact-cta { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 28px; display: flex; flex-direction: column; }
.contact-cta h3 { font-size: 24px; line-height: 1.4; margin-bottom: 12px; }
.contact-cta > p { color: var(--ink-soft); font-size: 14px; margin-bottom: 18px; }
.contact-lines { margin-bottom: 20px; }
.contact-line { display: flex; justify-content: space-between; gap: 12px; padding: 9px 2px; border-bottom: 1px dashed var(--line); font-size: 13.5px; }
.contact-line span { color: var(--ink-soft); flex-shrink: 0; }
.contact-line b { color: var(--ink); font-weight: 600; text-align: right; }
.contact-cta .btn { align-self: flex-start; margin-top: auto; }

/* 重构版响应式 */
@media (max-width: 960px) {
  .svc-grid, .case-grid { grid-template-columns: repeat(2, 1fr); }
  .proc-row { grid-template-columns: repeat(2, 1fr); }
  .proc-step::after { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .svc-grid, .case-grid, .proc-row { grid-template-columns: 1fr; }
  .nav-cta { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .stat-num { font-size: 26px; }
}

/* ============================================================
   科技感增强层（原创实现）
   网格底纹 / 扫描线 / 霓虹辉光 / HUD 角标 / RGB 分离 glitch / 等宽数字
   ============================================================ */
:root { --mono: "Consolas", "SF Mono", ui-monospace, Menlo, monospace; }

/* 全局细网格底纹（负层级，位于内容之下、背景之上） */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(53,208,165,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53,208,165,.04) 1px, transparent 1px);
  background-size: 44px 44px;
}

/* Hero 内部网格 + 缓行扫描线 */
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(79,140,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,140,255,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(900px 500px at 30% 0%, #000, transparent 80%);
  mask-image: radial-gradient(900px 500px at 30% 0%, #000, transparent 80%);
}
.hero::after {
  content: ""; position: absolute; left: 0; right: 0; top: -20%; height: 130px; pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(53,208,165,.07), rgba(79,140,255,.05), transparent);
  animation: scan 7s linear infinite;
}
@keyframes scan { 0% { top: -20%; } 100% { top: 110%; } }

/* 霓虹辉光 */
.hero .hl, .logo span { text-shadow: 0 0 12px rgba(53,208,165,.55), 0 0 34px rgba(53,208,165,.22); }
.sec-no { text-shadow: 0 0 10px rgba(53,208,165,.6); }
.eff-range { text-shadow: 0 0 14px rgba(53,208,165,.5); }
.stat-num { text-shadow: 0 0 18px rgba(79,140,255,.28); }

/* 等宽数字 / 编号，强化仪表盘质感 */
.sec-no, .proj-index, .case-index, .stat-num, .eff-range, .proc-no, .hud { font-family: var(--mono); }

/* HUD 角标：卡片四角括号，悬停点亮 */
.svc-card::after, .case-card::after, .contact-cta::after, .qr-card::after, .ip-card::after, .eff-band::after {
  content: ""; position: absolute; inset: 9px; pointer-events: none; border-radius: 6px;
  background:
    linear-gradient(var(--accent), var(--accent)) left top / 14px 2px,
    linear-gradient(var(--accent), var(--accent)) left top / 2px 14px,
    linear-gradient(var(--accent), var(--accent)) right top / 14px 2px,
    linear-gradient(var(--accent), var(--accent)) right top / 2px 14px,
    linear-gradient(var(--accent), var(--accent)) left bottom / 14px 2px,
    linear-gradient(var(--accent), var(--accent)) left bottom / 2px 14px,
    linear-gradient(var(--accent), var(--accent)) right bottom / 14px 2px,
    linear-gradient(var(--accent), var(--accent)) right bottom / 2px 14px;
  background-repeat: no-repeat;
  opacity: .22; transition: opacity .25s ease;
}
.svc-card:hover::after, .case-card:hover::after, .contact-cta:hover::after,
.qr-card:hover::after, .ip-card:hover::after, .eff-band:hover::after { opacity: .9; }

/* 主 CTA 脉冲光环 */
.btn-primary { animation: cta-pulse 2.6s ease-out infinite; }
@keyframes cta-pulse {
  0% { box-shadow: 0 0 0 0 rgba(53,208,165,.45); }
  70% { box-shadow: 0 0 0 14px rgba(53,208,165,0); }
  100% { box-shadow: 0 0 0 0 rgba(53,208,165,0); }
}

/* 区块标题右侧延伸光线 */
.sec-title::after {
  content: ""; flex: 1; height: 1px; align-self: center;
  background: linear-gradient(90deg, var(--accent), transparent); opacity: .5;
}

/* 交替区块点阵纹理 */
.section-alt {
  background-image: radial-gradient(rgba(53,208,165,.05) 1px, transparent 1px);
  background-size: 22px 22px;
}

/* 标题 RGB 分离 glitch（偶发抖动） */
.hero .hl { position: relative; display: inline-block; }
.hero .hl::before, .hero .hl::after {
  content: attr(data-text); position: absolute; left: 0; top: 0; width: 100%; height: 100%;
  pointer-events: none; opacity: 0;
}
.hero .hl::before { color: var(--accent-2); clip-path: inset(0 0 62% 0); animation: glitch-a 3.4s steps(2) infinite; }
.hero .hl::after { color: #e14d8a; clip-path: inset(58% 0 0 0); animation: glitch-b 2.9s steps(2) infinite; }
@keyframes glitch-a {
  0%, 86%, 100% { transform: translate(0, 0); opacity: 0; }
  88% { transform: translate(-2px, -1px); opacity: .7; }
  92% { transform: translate(2px, 1px); opacity: .5; }
  96% { transform: translate(-1px, 0); opacity: .6; }
}
@keyframes glitch-b {
  0%, 80%, 100% { transform: translate(0, 0); opacity: 0; }
  84% { transform: translate(2px, 1px); opacity: .6; }
  90% { transform: translate(-2px, -1px); opacity: .4; }
}

/* HUD 遥测读数 */
.hud {
  position: absolute; top: 22px; right: 26px; z-index: 1; pointer-events: none;
  display: flex; flex-direction: column; align-items: flex-end; gap: 5px;
  font-size: 11px; letter-spacing: 1px; color: var(--ink-soft);
}
.hud-line { display: flex; align-items: center; gap: 8px; }
.hud-line::before { content: ""; width: 6px; height: 6px; background: var(--accent-2); box-shadow: 0 0 8px var(--accent-2); }
.hud-line:first-child::before { background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: blink 1.4s steps(1) infinite; }
.hud b { color: var(--accent); font-weight: 600; }
@media (max-width: 860px) { .hud { display: none; } }

/* 科技感下的减弱动效适配 */
@media (prefers-reduced-motion: reduce) {
  .hero::after, .btn-primary, .hero .hl::before, .hero .hl::after, .hud-line:first-child::before { animation: none; }
  .hero .hl::before, .hero .hl::after { opacity: 0; }
}

/* ============================================================
   V2 科技档案层
   结构参考「个人技术档案 / FIELD NOTES」的编辑体：编号章节、等宽批注、
   发丝分割线、印章标签；视觉仍沿用本站深色终端语言。
   ============================================================ */
:root {
  --warm: #e0803f;
  --line-soft: rgba(147, 163, 181, .14);
}

html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 78px; }
.wrap { max-width: 1180px; }

/* ---------- 顶部滚动进度 / 全局颗粒 ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 40; background: rgba(147, 163, 181, .08); }
.scroll-progress span {
  display: block; height: 100%; width: 100%; transform: scaleX(0); transform-origin: left;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 14px rgba(53, 208, 165, .6);
}
.grain {
  position: fixed; inset: 0; z-index: 33; pointer-events: none; opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 导航：编号锚点 ---------- */
.nav-bar {
  background: rgba(8, 12, 17, .82);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid rgba(53, 208, 165, .16);
}
.nav-inner { height: 64px; gap: 16px; }
.logo { font-family: var(--mono); font-size: 17px; letter-spacing: .5px; }
.menu { display: flex; align-items: center; gap: 1px; margin-left: auto; }
.menu a { margin-left: 0; padding: 6px 9px; border-radius: 6px; font-size: 13px; }
.menu a i {
  font-style: normal; font-family: var(--mono); font-size: 9.5px; font-weight: 700;
  color: rgba(53, 208, 165, .55); margin-right: 5px; letter-spacing: .04em;
}
.menu a::after { left: 9px; right: 9px; bottom: 1px; height: 1px; }
.menu a:hover { color: var(--ink); background: rgba(53, 208, 165, .06); }
.menu a:hover::after { transform: scaleX(0); }
.menu a.is-active { color: var(--accent); }
.menu a.is-active::after { transform: scaleX(1); }
.nav-side { display: flex; align-items: center; gap: 14px; flex: 0 0 auto; }
.nav-status { display: inline-flex; align-items: center; gap: 7px; font-size: 10.5px; letter-spacing: .1em; color: var(--ink-soft); white-space: nowrap; }
.nav-status i {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 10px var(--accent); animation: blink 1.6s steps(1) infinite;
}
.nav-cta { margin-left: 0; }

/* ---------- Hero：档案抬头 / 印章 / 数据实况 ---------- */
.hero { padding: 64px 0 0; }
.hero-inner { padding-bottom: 54px; }
.masthead {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft);
  border-bottom: 1px solid var(--line); padding-bottom: 10px; margin-bottom: 32px;
}
.masthead-tag { color: var(--accent); font-weight: 700; }
.masthead-rule { flex: 1; height: 1px; min-width: 24px; background: linear-gradient(90deg, rgba(53, 208, 165, .45), rgba(147, 163, 181, .06)); }
.masthead-clock b { color: var(--ink); font-weight: 700; letter-spacing: .08em; font-variant-numeric: tabular-nums; }
.hero h1 { font-size: clamp(34px, 4.9vw, 60px); line-height: 1.16; letter-spacing: -.5px; max-width: 16em; }
.hero-role { font-family: var(--mono); font-size: 13.5px; }
.hero-sub { font-size: 15.5px; }
.stamp-row { margin-top: 22px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.stamp {
  display: inline-block; white-space: nowrap; font-family: var(--mono); font-size: 10px; font-weight: 700;
  letter-spacing: .14em; color: var(--warm); border: 1.5px solid rgba(224, 128, 63, .7);
  border-radius: 3px; padding: 4px 10px; transform: rotate(-2.2deg);
}
.stamp--green { color: var(--accent); border-color: rgba(53, 208, 165, .65); transform: rotate(1.6deg); }
.stamp-note { font-size: 11px; letter-spacing: .02em; color: var(--ink-soft); }
.stats { margin-top: 38px; }
.ticker {
  margin-top: 26px; display: flex; align-items: center; gap: 8px 18px; flex-wrap: wrap;
  padding: 12px 16px; border: 1px solid var(--line); border-radius: 10px; font-size: 11.5px; color: var(--ink-soft);
  background: linear-gradient(90deg, rgba(53, 208, 165, .07), rgba(79, 140, 255, .04));
}
.ticker-tag {
  color: var(--accent); font-weight: 700; letter-spacing: .12em;
  padding-right: 14px; border-right: 1px solid var(--line);
}
.ticker-item b { color: var(--ink); font-weight: 700; }
.ticker-more { margin-left: auto; color: var(--accent-2); }

/* ---------- 章节头：描边章号 + 眉标 + 标题 ---------- */
.section { padding: 78px 0; }
.sec-head { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 20px 22px; align-items: start; margin-bottom: 36px; }
.folio {
  position: relative; font-family: var(--mono); font-weight: 800; letter-spacing: -.03em;
  font-size: clamp(46px, 5.6vw, 78px); line-height: .78; color: transparent;
  -webkit-text-stroke: 1.5px rgba(53, 208, 165, .45); user-select: none;
}
.folio::before {
  content: attr(data-n); position: absolute; left: 3px; top: 3px;
  -webkit-text-stroke: 0; color: rgba(79, 140, 255, .3);
}
.sec-eb { display: block; font-size: 10.5px; letter-spacing: .2em; color: var(--accent); margin-bottom: 8px; }
.sec-eb::after {
  content: ""; display: inline-block; width: 34px; height: 1px; margin-left: 12px; vertical-align: middle;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.sec-h2 { font-size: clamp(24px, 3vw, 34px); line-height: 1.2; letter-spacing: .5px; }
.sec-desc { margin: 10px 0 0; color: var(--ink-soft); font-size: 14px; max-width: 660px; }

/* ---------- 03 时间线 ---------- */
.tl-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 318px; gap: 30px; align-items: start; }
.tl-list { position: relative; --tl-p: 0; }
.tl-list::before, .tl-list::after { content: ""; position: absolute; top: 10px; bottom: 24px; }
.tl-list::before { left: 99.5px; width: 1px; background: linear-gradient(180deg, rgba(53, 208, 165, .35), rgba(30, 42, 56, .75) 26%, rgba(30, 42, 56, .55)); }
.tl-list::after {
  left: 99px; width: 2px; transform: scaleY(var(--tl-p)); transform-origin: top;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 14px rgba(53, 208, 165, .5); transition: transform .18s linear;
}
.tl-item { display: grid; grid-template-columns: 88px 24px minmax(0, 1fr); align-items: start; padding-bottom: 22px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-year { display: flex; flex-direction: column; gap: 3px; padding-top: 12px; text-align: right; }
.tl-year b { font-family: var(--mono); font-size: 24px; font-weight: 800; line-height: 1; letter-spacing: -.5px; color: var(--ink); }
.tl-year span { font-size: 9.5px; line-height: 1.45; color: var(--ink-soft); letter-spacing: .02em; }
.tl-item[data-state="now"] .tl-year b { color: var(--accent); text-shadow: 0 0 18px rgba(53, 208, 165, .45); }
.tl-node { display: flex; justify-content: center; padding-top: 16px; }
.tl-node i {
  display: block; width: 10px; height: 10px; transform: rotate(45deg);
  border: 1.5px solid var(--accent); background: var(--bg); box-shadow: 0 0 0 4px var(--bg);
}
.tl-item[data-kind="edu"] .tl-node i { border-color: var(--accent-2); }
.tl-item[data-state="now"] .tl-node i { background: var(--accent); animation: tl-node-pulse 2.4s ease-out infinite; }
.tl-item[data-state="next"] .tl-node i { border-style: dashed; border-color: var(--ink-soft); }
@keyframes tl-node-pulse {
  0% { box-shadow: 0 0 0 4px var(--bg), 0 0 0 0 rgba(53, 208, 165, .5); }
  70% { box-shadow: 0 0 0 4px var(--bg), 0 0 0 10px rgba(53, 208, 165, 0); }
  100% { box-shadow: 0 0 0 4px var(--bg), 0 0 0 0 rgba(53, 208, 165, 0); }
}
.tl-card {
  position: relative; overflow: hidden; padding: 20px 22px;
  border: 1px solid var(--line); border-radius: 12px;
  background: linear-gradient(180deg, rgba(18, 26, 36, .92), rgba(13, 19, 26, .78));
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.tl-card::before {
  content: ""; position: absolute; inset: 9px; pointer-events: none; border-radius: 6px; opacity: .16;
  transition: opacity .25s; background-repeat: no-repeat;
  background:
    linear-gradient(var(--accent), var(--accent)) left top / 12px 2px,
    linear-gradient(var(--accent), var(--accent)) left top / 2px 12px,
    linear-gradient(var(--accent), var(--accent)) right top / 12px 2px,
    linear-gradient(var(--accent), var(--accent)) right top / 2px 12px,
    linear-gradient(var(--accent), var(--accent)) left bottom / 12px 2px,
    linear-gradient(var(--accent), var(--accent)) left bottom / 2px 12px,
    linear-gradient(var(--accent), var(--accent)) right bottom / 12px 2px,
    linear-gradient(var(--accent), var(--accent)) right bottom / 2px 12px;
}
.tl-item:hover .tl-card { border-color: rgba(53, 208, 165, .45); transform: translateY(-2px); box-shadow: 0 18px 40px -28px rgba(53, 208, 165, .55); }
.tl-item:hover .tl-card::before { opacity: .55; }
.tl-item[data-state="now"] .tl-card { border-color: rgba(53, 208, 165, .45); background: linear-gradient(180deg, rgba(53, 208, 165, .09), rgba(13, 19, 26, .85)); }
.tl-item[data-state="next"] .tl-card { border-style: dashed; background: rgba(18, 26, 36, .35); }
.tl-item[data-state="next"] .tl-card h3 { color: var(--ink-soft); }
.tl-no { position: absolute; top: 14px; right: 16px; font-size: 10px; letter-spacing: .14em; color: rgba(147, 163, 181, .42); }
.tl-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.tl-tag {
  font-size: 10px; letter-spacing: .12em; color: var(--accent); white-space: nowrap;
  border: 1px solid rgba(53, 208, 165, .35); border-radius: 3px; padding: 2px 8px;
}
.tl-item[data-kind="edu"] .tl-tag { color: var(--accent-2); border-color: rgba(79, 140, 255, .35); }
.tl-item[data-state="next"] .tl-tag { color: var(--ink-soft); border-style: dashed; border-color: var(--line); }
.tl-when { display: none; font-size: 10px; color: var(--ink-soft); }
.tl-card h3 { padding-right: 46px; font-size: 17.5px; line-height: 1.45; letter-spacing: .2px; }
.tl-desc { margin-top: 8px; color: var(--ink-soft); font-size: 13.5px; line-height: 1.8; }
.tl-points { margin-top: 12px; list-style: none; display: grid; gap: 6px; }
.tl-points li { position: relative; padding-left: 16px; font-size: 13px; line-height: 1.65; color: var(--ink-soft); }
.tl-points li::before { content: "▸"; position: absolute; left: 0; top: 0; color: var(--accent); font-size: 10px; }
.tl-metric {
  display: inline-block; margin-top: 14px; padding: 2px 0 2px 10px;
  font-size: 12px; font-weight: 700; letter-spacing: .06em; color: var(--accent);
  border-left: 2px solid var(--accent);
}

/* 时间线侧栏 */
.tl-aside { position: sticky; top: 84px; display: flex; flex-direction: column; gap: 16px; }
.now-card { padding: 20px; border: 1px solid var(--line); border-radius: 12px; background: linear-gradient(160deg, rgba(53, 208, 165, .1), rgba(79, 140, 255, .05)); }
.now-head { display: flex; align-items: center; gap: 8px; }
.now-dot { position: relative; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.now-dot::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1px solid var(--accent); animation: ping 1.8s ease-out infinite; }
.now-label { font-size: 10px; letter-spacing: .18em; color: var(--ink-soft); }
.now-head b { margin-left: auto; font-size: 14px; color: var(--accent); }
.now-note { margin-top: 10px; font-size: 12.5px; line-height: 1.6; color: var(--ink-soft); }
.now-clock {
  display: flex; align-items: baseline; gap: 8px; margin-top: 14px; padding: 8px 10px;
  border: 1px solid var(--line); border-radius: 8px; background: rgba(11, 15, 20, .5);
  font-size: 10px; letter-spacing: .12em; color: var(--ink-soft);
}
.now-clock b { margin-left: auto; font-size: 16px; letter-spacing: .06em; color: var(--ink); font-variant-numeric: tabular-nums; }
.now-list { list-style: none; margin-top: 14px; }
.now-list li { display: flex; justify-content: space-between; gap: 10px; padding: 7px 0; border-bottom: 1px dashed var(--line); font-size: 12.5px; }
.now-list li:last-child { border-bottom: 0; }
.now-list span { flex: none; color: var(--ink-soft); }
.now-list b { text-align: right; font-weight: 600; color: var(--ink); }
.now-cta { width: 100%; margin-top: 16px; text-align: center; }

/* 工作节律热力图 */
.heat-card { padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); }
.heat-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; margin-bottom: 12px; }
.heat-title { font-size: 10.5px; letter-spacing: .14em; color: var(--accent); }
.heat-range { font-size: 10px; color: var(--ink-soft); }
.heat-grid { display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 1fr); grid-auto-columns: 1fr; gap: 3px; }
.heat-cell { aspect-ratio: 1; border-radius: 2px; background: rgba(147, 163, 181, .07); }
.heat-cell[data-l="1"], #heat-legend i[data-l="1"] { background: rgba(53, 208, 165, .22); }
.heat-cell[data-l="2"], #heat-legend i[data-l="2"] { background: rgba(53, 208, 165, .42); }
.heat-cell[data-l="3"], #heat-legend i[data-l="3"] { background: rgba(53, 208, 165, .68); }
.heat-cell[data-l="4"], #heat-legend i[data-l="4"] { background: var(--accent); box-shadow: 0 0 8px rgba(53, 208, 165, .35); }
.heat-foot { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 10px; font-size: 9.5px; letter-spacing: .06em; color: var(--ink-soft); }
#heat-legend { display: inline-flex; align-items: center; gap: 4px; }
#heat-legend i { display: inline-block; width: 8px; height: 8px; border-radius: 2px; background: rgba(147, 163, 181, .07); }
.heat-note { text-align: right; opacity: .8; }

/* ---------- 06 关于：档案照片卡 ---------- */
.about-grid { grid-template-columns: 244px minmax(0, 1fr) 300px; gap: 24px; align-items: start; }
.id-card { position: relative; padding: 12px 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); }
.id-photo { position: relative; aspect-ratio: 4 / 5; overflow: hidden; border-radius: 8px; background: #0d141c; }
.id-photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.9) contrast(1.04); transition: transform .5s; }
.id-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(11, 15, 20, .55)); pointer-events: none; }
.id-card:hover .id-photo img { transform: scale(1.03); }
.id-corner {
  position: absolute; top: 8px; left: 8px; z-index: 1; padding: 2px 6px; border-radius: 3px;
  font-family: var(--mono); font-size: 9px; letter-spacing: .16em; color: var(--accent);
  border: 1px solid rgba(53, 208, 165, .5); background: rgba(11, 15, 20, .45);
}
.id-meta { display: grid; gap: 6px; margin-top: 12px; }
.id-meta span { display: flex; justify-content: space-between; gap: 10px; font-size: 9.5px; color: var(--ink-soft); }
.id-meta i { font-style: normal; letter-spacing: .14em; color: rgba(147, 163, 181, .6); }
.id-meta b { text-align: right; font-size: 10.5px; font-weight: 600; color: var(--ink); }
.id-meta b.ok { color: var(--accent); }
.about-box p { font-size: 14.5px; line-height: 2; }
.about-box p + p { margin-top: 14px; }
.about-box p b { color: var(--ink); }

/* ---------- 页脚 ---------- */
.footer { border-top: 1px solid var(--line); padding: 28px 0 30px; text-align: left; }
.footer-top { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; padding-bottom: 16px; border-bottom: 1px dashed var(--line); }
.footer-brand { font-family: var(--mono); font-weight: 800; font-size: 15px; letter-spacing: .5px; }
.footer-brand span { color: var(--accent); }
.footer-meta { display: flex; gap: 8px 18px; flex-wrap: wrap; margin-left: auto; font-size: 10px; letter-spacing: .12em; color: var(--ink-soft); }
.footer-meta b { color: var(--accent); }
.footer-line { margin-top: 16px; font-size: 12px; color: var(--ink-soft); }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .tl-wrap { grid-template-columns: minmax(0, 1fr); }
  .tl-aside { position: static; flex-direction: row; flex-wrap: wrap; }
  .now-card, .heat-card { flex: 1 1 300px; }
  .about-grid { grid-template-columns: 220px minmax(0, 1fr); }
  .ip-card { grid-column: 1 / -1; }
}
@media (max-width: 980px) {
  .nav-inner { height: auto; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; gap: 8px 12px; }
  .nav-status { display: none; }
  .menu { flex-basis: 100%; margin-left: 0; overflow-x: auto; padding-bottom: 2px; scrollbar-width: none; }
  .menu::-webkit-scrollbar { display: none; }
  .nav-cta { margin-left: auto; }
  .hero { padding-top: 40px; }
  .masthead { margin-bottom: 24px; }
}
@media (max-width: 760px) {
  .about-grid { grid-template-columns: minmax(0, 1fr); }
  .id-card { max-width: 300px; }
  .section { padding: 62px 0; }
  .tl-list::before { left: 9.5px; }
  .tl-list::after { left: 9px; width: 2px; }
  .tl-item { grid-template-columns: 20px minmax(0, 1fr); padding-bottom: 18px; }
  .tl-year { display: none; }
  .tl-when { display: inline; }
  .tl-node { justify-content: flex-start; padding-top: 18px; }
  .tl-card { padding: 18px; }
  .tl-card h3 { padding-right: 0; font-size: 16px; }
  .tl-no { display: none; }
  .ticker { font-size: 11px; }
  .ticker-more { margin-left: 0; }
  .footer-meta { margin-left: 0; }
}
@media (max-width: 560px) {
  .sec-head { gap: 14px 16px; }
  .folio { font-size: 44px; }
  .stamp-note { display: none; }
}

/* 减弱动效适配（新增层） */
@media (prefers-reduced-motion: reduce) {
  .scroll-progress span, .tl-list::after { transition: none; }
  .tl-item[data-state="now"] .tl-node i, .nav-status i, .now-dot::after { animation: none; }
  .tl-item:hover .tl-card, .id-card:hover .id-photo img { transform: none; }
}

/* 「为什么找我」底部数据条 */
.ip-metric {
  display: flex; justify-content: space-between; gap: 10px;
  margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--line);
  font-size: 10px; letter-spacing: .1em; color: var(--ink-soft);
}
.ip-metric span { display: flex; flex-direction: column; gap: 3px; }
.ip-metric b { font-size: 15px; letter-spacing: 0; color: var(--accent); font-weight: 700; }

/* 地图卡：默认自绘底图 + 点击加载在线地图（避免外网失败留白） */
.map-facade {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column; align-items: flex-start;
  padding: 18px; transition: opacity .45s ease, visibility .45s;
  background: linear-gradient(180deg, rgba(11,15,20,.62), rgba(11,15,20,.12) 42%, rgba(11,15,20,.78));
}
.map-facade.is-hidden { opacity: 0; visibility: hidden; }
.map-tag { font-size: 9.5px; letter-spacing: .14em; color: var(--ink-soft); }
.map-place { margin-top: auto; }
.map-place b { display: block; font-size: 27px; letter-spacing: .06em; line-height: 1.1; }
.map-place span { font-size: 10px; letter-spacing: .2em; color: var(--accent); }
.map-load {
  margin-top: 14px; pointer-events: auto; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  border: 1px solid rgba(53,208,165,.4); background: rgba(53,208,165,.08);
  color: var(--accent); font-size: 11px; letter-spacing: .06em;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.map-load:hover { background: rgba(53,208,165,.16); border-color: var(--accent); transform: translateY(-1px); }
.map-load:disabled { opacity: .6; cursor: progress; transform: none; }
.map-hint { position: absolute; right: 16px; bottom: 18px; font-size: 9.5px; color: rgba(147,163,181,.7); }
.map-newtab {
  position: absolute; right: 12px; top: 12px; z-index: 3;
  font-size: 9.5px; letter-spacing: .06em; color: var(--ink-soft); text-decoration: none;
  padding: 4px 8px; border-radius: 6px; border: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}
.map-newtab:hover { color: var(--accent); border-color: rgba(53,208,165,.35); }

/* 移动端导航：[小屏保留转化入口 + 收紧头部高度 + 导航单项不折行] */
@media (max-width: 980px) {
  .nav-inner { padding-top: 8px; padding-bottom: 8px; gap: 6px 10px; }
  .nav-side { order: 1; margin-left: auto; }
  .menu { order: 2; flex-basis: 100%; margin-left: 0; padding: 2px 0 4px; -webkit-mask-image: linear-gradient(90deg, #000 calc(100% - 22px), transparent); mask-image: linear-gradient(90deg, #000 calc(100% - 22px), transparent); }
  .menu a { flex: 0 0 auto; white-space: nowrap; padding: 5px 8px; font-size: 12.5px; }
}
@media (max-width: 640px) {
  .nav-cta { display: inline-flex; padding: 6px 12px; font-size: 12px; }
  .masthead { font-size: 9.5px; letter-spacing: .1em; gap: 8px; }
  .masthead-rule { display: none; }
  .map-place b { font-size: 23px; }
  .map-hint { display: none; }
}

/* ============================================================
   Hero 战绩区 V3：数据看板 + 三段式提效模型
   ============================================================ */

/* 战绩抬头 */
.stats-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px 18px; flex-wrap: wrap;
  margin-top: 40px; padding-bottom: 9px; border-bottom: 1px solid var(--line);
}
.stats-eb { font-size: 10px; letter-spacing: .18em; font-weight: 700; color: var(--accent); }
.stats-eb::after {
  content: ""; display: inline-block; width: 30px; height: 1px; margin-left: 12px;
  vertical-align: middle; background: linear-gradient(90deg, var(--accent), transparent);
}
.stats-src { font-size: 9.5px; letter-spacing: .06em; color: rgba(147,163,181,.68); }

/* 四个指标：带口径注释的档案式排布 */
.stats { margin-top: 20px; gap: 22px; }
.stat {
  position: relative; padding: 2px 0 2px 18px;
  border-left: 2px solid rgba(53,208,165,.42);
  transition: border-color .25s ease;
}
.stat:hover { border-color: var(--accent); }
.stat-idx {
  position: absolute; top: 0; right: 0;
  font-size: 9px; letter-spacing: .12em; color: rgba(147,163,181,.48);
}
.stat-num {
  font-size: clamp(30px, 3.1vw, 41px); letter-spacing: -.02em;
  font-variant-numeric: tabular-nums; transition: text-shadow .25s ease;
}
.stat:hover .stat-num { text-shadow: 0 0 26px rgba(53,208,165,.45); }
.stat-prefix, .stat-suffix { font-size: .44em; letter-spacing: .02em; font-weight: 700; }
.stat-label { margin-top: 9px; font-size: 12.5px; letter-spacing: .02em; color: var(--ink-soft); }
.stat-note {
  display: block; margin-top: 4px; font-size: 10px; line-height: 1.55;
  letter-spacing: .02em; color: rgba(147,163,181,.68);
}

/* 提效模型 */
.eff-band {
  position: relative;
  margin-top: 28px;
  grid-template-columns: 236px minmax(0, 1fr);
  gap: 16px 30px;
  padding: 22px 26px 20px;
  align-items: center;
}
.eff-eyebrow { display: block; font-size: 9.5px; letter-spacing: .18em; color: var(--accent); }
.eff-range {
  display: flex; align-items: baseline; gap: 2px; margin-top: 8px;
  color: var(--ink); font-size: clamp(30px, 3.4vw, 38px); font-weight: 800;
  letter-spacing: -.02em; line-height: 1; font-variant-numeric: tabular-nums;
}
.eff-range em { font-style: normal; font-size: .4em; color: var(--accent); margin-left: 2px; }
.eff-range span { padding: 0 3px; color: rgba(147,163,181,.45); font-size: .5em; font-weight: 600; }
.eff-label { display: block; margin-top: 9px; font-size: 12px; line-height: 1.5; color: var(--ink-soft); }
.eff-sub { display: block; margin-top: 4px; font-size: 9.5px; letter-spacing: .08em; color: rgba(147,163,181,.48); }

.eff-viz { position: relative; padding-bottom: 0; }
.eff-bar {
  position: relative; height: 10px; border-radius: 5px;
  background: rgba(147,163,181,.08); overflow: hidden;
}
.eff-seg {
  position: absolute; top: 0; bottom: 0;
  transform: scaleX(0); transform-origin: left center;
  transition: transform .9s cubic-bezier(.22,.61,.36,1);
}
.eff-band.visible .eff-seg { transform: scaleX(1); }
.eff-base { left: 0; width: 30%; background: rgba(147,163,181,.13); transition-delay: .05s; }
.eff-s1 { left: 30%; width: 20%; background: linear-gradient(90deg, rgba(53,208,165,.5), var(--accent)); border-right: 1px solid rgba(11,15,20,.55); transition-delay: .2s; }
.eff-s2 { left: 50%; width: 20%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-right: 1px solid rgba(11,15,20,.55); transition-delay: .32s; }
.eff-s3 { left: 70%; width: 20%; background: linear-gradient(90deg, var(--accent-2), #8f7bff); transition-delay: .44s; }
.eff-tail { left: 90%; width: 10%; background: rgba(147,163,181,.08); transition-delay: .5s; }

.eff-scale { position: relative; height: 18px; margin-top: 10px; }
.eff-scale span {
  position: absolute; top: 0; transform: translateX(-50%);
  font-size: 9px; letter-spacing: .04em; color: rgba(147,163,181,.55);
}
.eff-scale span:first-child { transform: none; }

.eff-stages { position: relative; height: 88px; margin-top: 2px; list-style: none; }
.eff-stages li { position: absolute; top: 0; padding-right: 12px; }
.eff-stages li:nth-child(1) { left: 30%; width: 20%; }
.eff-stages li:nth-child(2) { left: 50%; width: 20%; }
.eff-stages li:nth-child(3) { left: 70%; width: 30%; }
.eff-stages i { display: block; font-style: normal; font-size: 8.5px; letter-spacing: .14em; color: rgba(147,163,181,.42); }
.eff-stages b { display: block; margin-top: 3px; font-size: 12px; font-weight: 600; color: var(--ink); }
.eff-stages span {
  display: block; margin-top: 2px; font-size: 10px; line-height: 1.5;
  color: rgba(147,163,181,.65); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.eff-stages u {
  display: block; margin-top: 3px; font-style: normal; text-decoration: none;
  font-size: 9.5px; letter-spacing: .04em; color: var(--accent);
}
.eff-note { grid-column: 1 / -1; margin: 0; font-size: 9.5px; letter-spacing: .05em; color: rgba(147,163,181,.55); }

/* 交付口径条 */
.ticker-tag { display: inline-flex; align-items: center; }
.ticker-tag::before {
  content: ""; width: 5px; height: 5px; border-radius: 50%; margin-right: 8px;
  background: var(--accent); box-shadow: 0 0 8px var(--accent);
  animation: blink 2s steps(1) infinite;
}
.ticker-item b { color: var(--accent); }

@media (max-width: 880px) {
  .eff-band { grid-template-columns: 1fr; gap: 14px; padding: 18px; }
  .eff-range { font-size: 30px; }
  .eff-stages { position: static; height: auto; margin-top: 14px; display: grid; gap: 10px; }
  .eff-stages li:nth-child(n) {
    position: static; width: auto; padding: 0 0 0 12px; border-left: 2px solid rgba(53,208,165,.3);
    display: grid; grid-template-columns: 1fr auto; gap: 2px 10px;
  }
  .eff-stages i { display: none; }
  .eff-stages b { grid-column: 1; }
  .eff-stages u { grid-column: 2; grid-row: 1; margin: 0; align-self: center; }
  .eff-stages span { grid-column: 1 / -1; white-space: normal; }
}
@media (max-width: 640px) {
  .stats { margin-top: 18px; gap: 16px; }
  .stat { padding-left: 14px; }
  .stat-num { font-size: 28px; }
  .stat-idx { display: none; }
  .stat-note { font-size: 9.5px; }
  .stats-head { margin-top: 32px; }
  .stats-src { font-size: 9px; }
  .eff-scale span { font-size: 8.5px; }
  .eff-scale span:last-child { transform: translateX(-100%); }
}

/* ============================================================
   成都企业免费上门 AI 培训（区域限定 Offer）
   ============================================================ */
.offer-band { position: relative; padding: 64px 0 0; }
.offer-card {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  align-items: center; gap: 24px 40px;
  padding: 26px 30px 26px 32px;
  border: 1px solid rgba(224,128,63,.32);
  border-radius: 16px;
  background:
    radial-gradient(620px 220px at 6% -20%, rgba(224,128,63,.14), transparent 72%),
    linear-gradient(115deg, rgba(224,128,63,.07), rgba(53,208,165,.05) 58%, rgba(79,140,255,.06));
}
/* 左侧暖色导轨 + 四角 HUD 括号 */
.offer-card::before {
  content: ""; position: absolute; left: 0; top: 16px; bottom: 16px; width: 3px; border-radius: 3px;
  background: linear-gradient(180deg, var(--warm), rgba(224,128,63,.05));
}
.offer-card::after {
  content: ""; position: absolute; inset: 9px; pointer-events: none; border-radius: 6px;
  background:
    linear-gradient(var(--warm), var(--warm)) left top / 14px 2px,
    linear-gradient(var(--warm), var(--warm)) left top / 2px 14px,
    linear-gradient(var(--warm), var(--warm)) right top / 14px 2px,
    linear-gradient(var(--warm), var(--warm)) right top / 2px 14px,
    linear-gradient(var(--warm), var(--warm)) left bottom / 14px 2px,
    linear-gradient(var(--warm), var(--warm)) left bottom / 2px 14px,
    linear-gradient(var(--warm), var(--warm)) right bottom / 14px 2px,
    linear-gradient(var(--warm), var(--warm)) right bottom / 2px 14px;
  background-repeat: no-repeat;
  opacity: .3; transition: opacity .25s ease;
}
.offer-card:hover::after { opacity: .85; }

.offer-tags { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.offer-stamp {
  font-size: 9.5px; font-weight: 700; letter-spacing: .16em; color: var(--warm);
  border: 1px solid rgba(224,128,63,.55); border-radius: 3px; padding: 3px 8px;
  transform: rotate(-1.4deg);
}
.offer-free { font-size: 10px; letter-spacing: .1em; color: rgba(224,128,63,.9); }
.offer-title { margin-top: 13px; font-size: clamp(22px, 2.5vw, 29px); line-height: 1.34; letter-spacing: .01em; }
.offer-title em { font-style: normal; color: var(--accent); }
.offer-desc { margin-top: 9px; max-width: 700px; color: var(--ink-soft); font-size: 13.5px; line-height: 1.7; }
.offer-path {
  margin-top: 16px; padding: 0; list-style: none;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px;
}
.offer-path li { padding-left: 11px; border-left: 1px solid rgba(147,163,181,.2); }
.offer-path i { font-style: normal; font-size: 9px; letter-spacing: .14em; color: rgba(147,163,181,.45); }
.offer-path b { display: block; margin-top: 2px; font-size: 13px; letter-spacing: .01em; }
.offer-path span { display: block; margin-top: 2px; font-size: 11px; color: rgba(147,163,181,.68); }
.offer-action { display: flex; flex-direction: column; align-items: flex-start; gap: 9px; }
.offer-btn { padding: 14px 26px; font-size: 15px; border-radius: 10px; white-space: nowrap; }
.offer-note { font-size: 9.5px; letter-spacing: .05em; color: rgba(147,163,181,.6); white-space: nowrap; }

/* 联系卡：培训预约备注 + 被 CTA 指向时的高亮 */
.contact-cta { transition: border-color .3s ease, box-shadow .3s ease; }
.contact-cta > .book-note {
  margin: -6px 0 16px; font-size: 10.5px; letter-spacing: .04em;
  color: rgba(224,128,63,.82);
}
.contact-cta.is-target {
  border-color: rgba(53,208,165,.85);
  box-shadow: 0 0 0 1px rgba(53,208,165,.35), 0 0 42px rgba(53,208,165,.22);
}

@media (max-width: 980px) {
  .offer-card { gap: 20px 26px; padding: 24px 24px 24px 26px; }
  .offer-desc { font-size: 13px; }
}
@media (max-width: 860px) {
  .offer-card { grid-template-columns: 1fr; }
  .offer-action { flex-direction: row; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; }
}
@media (max-width: 640px) {
  .offer-band { padding-top: 48px; }
  .offer-card { padding: 20px 18px 20px 20px; }
  .offer-title { font-size: 21px; }
  .offer-desc { font-size: 12.5px; }
  .offer-path { grid-template-columns: 1fr; gap: 9px; }
  .offer-path li { display: grid; grid-template-columns: auto 1fr; gap: 0 10px; align-items: baseline; }
  .offer-path i { grid-row: 1 / span 2; align-self: center; }
  .offer-path b { margin-top: 0; }
  .offer-path span { grid-column: 2; }
  .offer-action { flex-direction: column; align-items: stretch; }
  .offer-btn { width: 100%; text-align: center; padding: 13px 20px; }
  .offer-note { white-space: normal; }
}

/* ============================================================
   07 自媒体平台：四平台内容阵地
   ============================================================ */
.soc-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.soc-card {
  --brand: var(--accent);
  position: relative; overflow: hidden; display: flex; flex-direction: column;
  padding: 22px 20px 18px; border: 1px solid var(--line); border-radius: 14px;
  background: var(--card);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
/* 顶部平台色标线：hover 由 34px 拉满整卡 */
.soc-card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 34px; height: 2px;
  background: linear-gradient(90deg, var(--brand), transparent);
  transition: width .42s cubic-bezier(.22,.61,.36,1);
}
/* 右上角平台色光晕 */
.soc-card::after {
  content: ""; position: absolute; right: -34px; top: -34px; width: 128px; height: 128px; border-radius: 50%;
  background: radial-gradient(circle, var(--brand), transparent 68%);
  opacity: 0; pointer-events: none; transition: opacity .3s ease;
}
.soc-card > * { position: relative; z-index: 1; }
.soc-card:hover { transform: translateY(-4px); border-color: rgba(147,163,181,.45); box-shadow: 0 16px 34px rgba(0,0,0,.34); }
.soc-card:hover::before { width: 100%; }
.soc-card:hover::after { opacity: .1; }
@supports (border-color: color-mix(in srgb, #fff 50%, transparent)) {
  /* 卡片底色混入 9% 平台色，四张卡在暗色里也能区分 */
  .soc-card { background: linear-gradient(160deg, color-mix(in srgb, var(--brand) 9%, var(--card)), var(--card) 62%); }
  .soc-card:hover { border-color: color-mix(in srgb, var(--brand) 46%, transparent); }
}
.soc-top { display: flex; align-items: center; gap: 8px; }
.soc-dot { flex: 0 0 auto; width: 6px; height: 6px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 8px var(--brand); }
.soc-en { font-size: 9px; letter-spacing: .16em; color: rgba(147,163,181,.62); }
.soc-idx { margin-left: auto; font-size: 9px; letter-spacing: .12em; color: rgba(147,163,181,.35); }
.soc-name { margin-top: 14px; font-size: 22px; line-height: 1.3; letter-spacing: .02em; }
.soc-desc { flex: 1; margin-top: 8px; font-size: 12.5px; line-height: 1.7; color: var(--ink-soft); }
.soc-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.soc-tags span { padding: 2px 9px; border: 1px solid rgba(147,163,181,.18); border-radius: 999px;
  font-size: 9.5px; letter-spacing: .06em; color: rgba(147,163,181,.75); }
.soc-link { margin-top: 16px; padding-top: 12px; border-top: 1px dashed var(--line);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 11.5px; letter-spacing: .02em; color: var(--brand); text-decoration: none; }
.soc-link span { transition: transform .2s ease; }
.soc-link:hover span { transform: translate(2px, -2px); }
.soc-link.is-soon { color: rgba(147,163,181,.45); cursor: default; }
.soc-link.is-soon:hover span { transform: none; }
.soc-note { margin-top: 18px; font-size: 10px; letter-spacing: .06em; color: rgba(147,163,181,.5); }
@media (max-width: 980px) {
  .soc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .soc-grid { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .soc-card { padding: 20px 18px 16px; }
  .soc-name { font-size: 20px; }
  /* 单列时不要把描述拉高，避免卡片中间出现大片空白 */
  .soc-desc { flex: 0 0 auto; }
}

/* ============================================================
   08 联系合作：联系矩阵 + 二维码 + 地图（重排版）
   ============================================================ */
.contact-grid { grid-template-columns: 1.45fr .78fr .85fr; gap: 18px; }
.contact-cta { padding: 26px 26px 22px; }
.contact-eb { display: block; margin-bottom: 10px; font-size: 9px; letter-spacing: .18em; color: var(--accent); }
.contact-eb::after { content: ""; display: inline-block; width: 26px; height: 1px; margin-left: 10px; vertical-align: middle;
  background: linear-gradient(90deg, var(--accent), transparent); }
.contact-cta h3 { font-size: 23px; line-height: 1.4; margin-bottom: 10px; }
.contact-cta > .contact-cta-intro > p { margin-bottom: 16px; font-size: 13px; line-height: 1.75; color: var(--ink-soft); }
.contact-cta-body { min-width: 0; }

/* 三行联系方式：MAIL / WECHAT / BASE，可点击行自带动作 */
.contact-lines { margin: 0 0 18px; border-top: 1px dashed var(--line); }
.contact-line {
  width: 100%; display: grid; grid-template-columns: 74px minmax(0, 1fr) auto;
  align-items: center; gap: 10px; padding: 10px 4px;
  border: 0; border-bottom: 1px dashed var(--line); border-radius: 5px;
  background: none; font: inherit; color: inherit; text-align: left; text-decoration: none;
  transition: background .2s ease;
}
a.contact-line, button.contact-line { cursor: pointer; }
a.contact-line:hover, button.contact-line:hover { background: rgba(53,208,165,.05); }
a.contact-line:hover .contact-act { text-decoration: underline; text-underline-offset: 3px; }
.contact-k { display: flex; flex-direction: column; line-height: 1.3; }
.contact-k i { font-style: normal; font-size: 8.5px; letter-spacing: .14em; color: rgba(147,163,181,.48); }
/* 覆盖旧版 .contact-line b 的右对齐，标签才能左对齐成两行 */
.contact-line .contact-k b { font-size: 12.5px; font-weight: 600; color: var(--ink-soft); text-align: left; }
.contact-line .contact-v { font-size: 13.5px; font-weight: 600; color: var(--ink); letter-spacing: .01em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.contact-line .contact-act { font-size: 10px; letter-spacing: .04em; color: var(--accent); white-space: nowrap; }
.contact-line.is-static .contact-act { color: rgba(147,163,181,.55); }
.contact-line.is-copied .contact-act { color: var(--warm); }
.contact-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.contact-actions .btn-ghost { background: transparent; }
.contact-btn { align-self: center; margin-top: 0; padding: 11px 20px; font-size: 13.5px; border-radius: 9px; }
.contact-cta-body > .book-note { margin: 14px 0 0; font-size: 10px; }
a.contact-line:focus-visible, button.contact-line:focus-visible, .contact-btn:focus-visible {
  outline: 2px solid rgba(53,208,165,.6); outline-offset: 2px;
}

/* 二维码卡：抬头上标 + 白框码 + 底部 ID */
.contact-grid .qr-card { max-width: none; margin: 0; display: flex; flex-direction: column; padding: 18px; }
.contact-grid .qr-box { width: 100%; max-width: 300px; margin-left: auto; margin-right: auto; }
.qr-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.qr-eb { font-size: 9px; letter-spacing: .16em; color: var(--accent); }
.qr-id { font-size: 9px; letter-spacing: .08em; color: rgba(147,163,181,.55); }
.qr-box img.ok { padding: 9px; background: #fff; border-radius: 12px;
  box-shadow: 0 0 0 1px rgba(53,208,165,.22), 0 16px 34px rgba(0,0,0,.35); }
.qr-tip { margin-top: 13px; font-size: 12px; line-height: 1.6; color: var(--ink); text-align: center; letter-spacing: .02em; }
.qr-steps { margin: 14px 0 0; padding: 12px 0 0; border-top: 1px dashed var(--line); list-style: none; display: grid; gap: 8px; text-align: left; }
.qr-steps li { display: flex; align-items: baseline; gap: 8px; font-size: 10.5px; line-height: 1.6; color: var(--ink-soft); }
.qr-steps i { flex: 0 0 auto; font-style: normal; font-size: 9px; letter-spacing: .06em; color: rgba(147,163,181,.45); }

/* 地图卡：按钮与提示同行，窄列不再绝对定位重叠 */
.map-actions { position: relative; z-index: 1; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 13px; }
.map-actions .map-load { margin-top: 0; }
.map-actions .map-hint { position: static; display: inline; }

@media (max-width: 960px) {
  .contact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  /* 平板宽度：CTA 横跨两列，内部拆成「标题 / 联系矩阵」两栏，避免行宽过长 */
  .contact-cta {
    grid-column: 1 / -1; display: grid;
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    column-gap: 34px; align-items: start;
  }
}
@media (max-width: 640px) {
  .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .contact-cta { grid-column: auto; display: block; padding: 22px 20px 20px; }
  .contact-line { grid-template-columns: 68px minmax(0, 1fr) auto; }
  .contact-line .contact-v { font-size: 13px; }
}

/* ============================================================
   01 业务服务：分组标头 + 能力双引擎
   ============================================================ */
/* 分组标头：横跨整行，两组之间以细线分隔 */
.svc-group {
  grid-column: 1 / -1;
  display: flex; align-items: center; gap: 12px;
  margin-top: 14px; padding-top: 24px;
  border-top: 1px solid var(--line);
}
.svc-group:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.svc-group b { font-size: 13.5px; font-weight: 700; letter-spacing: .1em; color: var(--accent); }
.svc-group span { font-size: 9.5px; letter-spacing: .16em; color: rgba(147, 163, 181, .62); }
.svc-group::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, rgba(53, 208, 165, .42), transparent); }

/* 能力双引擎：服务区底部通栏，展示「全栈开发 + 影像制作」两条产线 */
.engine-band {
  position: relative; margin-top: 34px; padding: 26px;
  border: 1px solid var(--line); border-radius: 16px;
  background: linear-gradient(160deg, rgba(53, 208, 165, .05), rgba(79, 140, 255, .045) 62%, transparent);
}
.engine-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 10px 26px;
  flex-wrap: wrap; padding-bottom: 16px; border-bottom: 1px dashed var(--line);
}
.engine-eb { display: block; font-size: 9.5px; letter-spacing: .18em; color: var(--accent); }
.engine-title { margin-top: 7px; font-size: 21px; letter-spacing: .02em; }
.engine-sub { font-size: 10px; letter-spacing: .12em; color: rgba(147, 163, 181, .6); }
.engine-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 22px; }
.engine-card {
  position: relative; padding: 20px 20px 18px;
  border: 1px solid rgba(30, 42, 56, .9); border-radius: 12px; background: rgba(18, 26, 36, .72);
  transition: border-color .25s ease;
}
.engine-card:hover { border-color: rgba(53, 208, 165, .55); }
.engine-card-hd { display: flex; align-items: center; gap: 13px; }
.engine-no {
  width: 38px; height: 38px; flex: 0 0 auto;
  display: flex; align-items: center; justify-content: center;
  border-radius: 9px; border: 1px solid rgba(53, 208, 165, .4); background: rgba(53, 208, 165, .09);
  font-size: 12px; font-weight: 700; color: var(--accent);
}
.engine-en { display: block; font-size: 9px; letter-spacing: .18em; color: rgba(147, 163, 181, .6); }
.engine-card h4 { font-size: 16.5px; margin-top: 3px; }
.engine-desc { margin-top: 12px; color: var(--ink-soft); font-size: 13px; line-height: 1.7; }

/* 产线流程：带步骤序号的节点，3×2 网格保证两卡对齐且无孤立行 */
.engine-chain {
  list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px; margin-top: 14px; counter-reset: eng-step;
}
.engine-chain li {
  counter-increment: eng-step;
  display: flex; align-items: center; gap: 7px;
  padding: 5px 9px; min-width: 0;
  border-radius: 6px; border: 1px solid rgba(53, 208, 165, .24); background: rgba(53, 208, 165, .05);
  font-size: 11.5px; color: var(--ink-soft); letter-spacing: .02em;
}
.engine-chain li::before {
  content: counter(eng-step, decimal-leading-zero);
  font-family: var(--mono); font-size: 8.5px; letter-spacing: .04em;
  color: rgba(53, 208, 165, .85);
}

.engine-meta { display: grid; gap: 12px; margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--line); }
.engine-k { display: block; margin-bottom: 7px; font-size: 8.5px; letter-spacing: .2em; color: rgba(147, 163, 181, .55); }
.engine-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.engine-tag {
  padding: 3px 8px; border-radius: 5px;
  border: 1px solid var(--line); background: rgba(147, 163, 181, .05);
  font-size: 11px; color: var(--ink-soft);
}
.engine-tags.is-out .engine-tag { border-color: rgba(79, 140, 255, .32); background: rgba(79, 140, 255, .07); color: #9bb8ff; }

@media (max-width: 1100px) {
  .engine-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .engine-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .engine-band { padding: 18px 16px; }
  .engine-title { font-size: 18px; }
  .engine-sub { display: none; }
  .engine-card { padding: 16px; }
  .engine-chain { gap: 6px; }
  .engine-chain li { gap: 5px; font-size: 11px; padding: 4px 7px; }
  .svc-group { margin-top: 6px; padding-top: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .engine-card { transition: none; }
}

/* ============================================================
   项目档案展示（Archive Band）
   ============================================================ */
.archive-band {
  margin-top: 48px; padding: 36px 0 24px;
  border-top: 1px solid var(--line);
}
.archive-head { text-align: center; margin-bottom: 28px; }
.archive-eb { display: block; font-size: 11px; letter-spacing: .22em; color: rgba(147,163,181,.55); margin-bottom: 10px; }
.archive-title { font-size: 26px; font-weight: 700; margin: 0 0 12px; }
.archive-desc { max-width: 640px; margin: 0 auto; font-size: 14.5px; color: var(--ink-soft); line-height: 1.7; }

/* 筛选按钮 */
.archive-filters {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
  margin-bottom: 28px;
}
.archive-filter {
  padding: 7px 16px; border-radius: 6px; border: 1px solid var(--line);
  background: rgba(147,163,181,.04); color: var(--ink-soft);
  font-size: 13px; cursor: pointer; transition: all .2s;
}
.archive-filter:hover { border-color: rgba(53,208,165,.4); color: var(--ink); }
.archive-filter.is-active {
  border-color: rgba(53,208,165,.6); background: rgba(53,208,165,.12);
  color: var(--accent); font-weight: 600;
}

/* 项目卡片网格 */
.archive-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px;
}
.archive-card {
  padding: 22px; border-radius: 10px;
  border: 1px solid var(--line); background: rgba(147,163,181,.03);
  transition: border-color .25s, transform .25s;
}
.archive-card:hover { border-color: rgba(53,208,165,.45); transform: translateY(-3px); }
.archive-cat {
  display: inline-block; font-size: 10px; letter-spacing: .15em;
  color: rgba(53,208,165,.75); margin-bottom: 10px; text-transform: uppercase;
}
.archive-card-title { font-size: 16px; font-weight: 600; margin: 0 0 10px; line-height: 1.4; }
.archive-card-desc { font-size: 13.5px; color: var(--ink-soft); line-height: 1.65; margin: 0 0 14px; }
.archive-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.archive-tag {
  padding: 3px 8px; border-radius: 4px;
  border: 1px solid rgba(79,140,255,.25); background: rgba(79,140,255,.06);
  font-size: 11px; color: #9bb8ff;
}
.archive-note {
  text-align: center; margin-top: 24px; font-size: 11px;
  color: rgba(147,163,181,.45); letter-spacing: .08em;
}

/* 响应式 */
@media (max-width: 1024px) {
  .archive-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .archive-band { padding: 24px 0 16px; }
  .archive-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .archive-title { font-size: 22px; }
  .archive-card { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .archive-card { transition: none; }
}

/* ============================================================
   品牌字标：一人公司 OPC 超级个体
   ============================================================ */
.logo { font-weight: 700; font-size: 16px; letter-spacing: .02em; }
/* OPC 两侧留白：补偿中文字形的侧边留白差，辉光只留一层避免晕开 */
.logo span { margin: 0 .12em 0 .06em; font-size: 1.06em; letter-spacing: .06em; text-shadow: 0 0 9px rgba(53,208,165,.34); }
@media (max-width: 1180px) and (min-width: 981px) { .logo { font-size: 15px; } }

/* ============================================================
   科技感升级：极光 / 光标 / 磁吸 / 倾斜 / 标题入场
   ============================================================ */

/* Hero 极光光斑：三团渐变缓慢漂移，不遮挡内容 */
.aurora { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.aurora-blob {
  position: absolute; width: 520px; height: 520px; border-radius: 50%;
  filter: blur(90px); opacity: .16; will-change: transform;
}
.aurora-a { top: -180px; right: -80px; background: radial-gradient(circle, #35d0a5, transparent 65%); animation: aurora-a 26s ease-in-out infinite alternate; }
.aurora-b { top: 20%; left: -200px; background: radial-gradient(circle, #4f8cff, transparent 65%); opacity: .13; animation: aurora-b 32s ease-in-out infinite alternate; }
.aurora-c { bottom: -220px; right: 22%; background: radial-gradient(circle, #7c5cff, transparent 65%); opacity: .10; animation: aurora-c 38s ease-in-out infinite alternate; }
@keyframes aurora-a { from { transform: translate(0, 0) scale(1); } to { transform: translate(-120px, 90px) scale(1.15); } }
@keyframes aurora-b { from { transform: translate(0, 0) scale(1.1); } to { transform: translate(150px, -60px) scale(.95); } }
@keyframes aurora-c { from { transform: translate(0, 0) scale(1); } to { transform: translate(-90px, -110px) scale(1.2); } }

/* 自定义光标：光点 + 缓动光环 */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0; z-index: 9999; pointer-events: none;
  border-radius: 50%; opacity: 0;
}
.cursor-dot {
  width: 6px; height: 6px; margin: -3px 0 0 -3px;
  background: var(--accent); box-shadow: 0 0 10px rgba(53,208,165,.8);
  transition: width .18s, height .18s, margin .18s, background .18s;
}
.cursor-ring {
  width: 34px; height: 34px; margin: -17px 0 0 -17px;
  border: 1px solid rgba(53,208,165,.55);
  transition: width .22s, height .22s, margin .22s, border-color .22s, background .22s;
}
.cursor-dot.is-hot { width: 4px; height: 4px; margin: -2px 0 0 -2px; }
.cursor-ring.is-hot {
  width: 52px; height: 52px; margin: -26px 0 0 -26px;
  border-color: rgba(53,208,165,.9); background: rgba(53,208,165,.06);
}
/* 启用自定义光标时隐藏原生光标；输入控件保留文本光标 */
body.has-cursor, body.has-cursor a, body.has-cursor button { cursor: none; }
body.has-cursor input, body.has-cursor textarea, body.has-cursor select { cursor: auto; }
/* 自定义光标默认隐藏，JS 检测通过后显示 */
body.has-cursor .cursor-dot, body.has-cursor .cursor-ring { opacity: 1; }

/* 磁吸按钮：过渡交给 CSS，JS 只写目标位移 */
.btn-primary { transition: transform .25s cubic-bezier(.22,1,.36,1), box-shadow .25s, background .2s; will-change: transform; }
.btn-primary:hover { box-shadow: 0 6px 28px rgba(53,208,165,.35); }

/* 3D 倾斜卡片：平滑过渡 + 深度 */
.case-card, .svc-card, .testi-card { transform-style: preserve-3d; transition: transform .3s cubic-bezier(.22,1,.36,1), border-color .2s, box-shadow .3s; }
.case-card:hover, .svc-card:hover, .testi-card:hover { box-shadow: 0 18px 44px rgba(0,0,0,.4), 0 0 0 1px rgba(53,208,165,.12); }

/* Hero 标题入场：整体上移 + 微模糊收焦 */
.hero h1.is-armed { opacity: 0; transform: translateY(26px); filter: blur(6px); }
.hero h1.is-armed.is-in { opacity: 1; transform: translateY(0); filter: blur(0); transition: opacity .9s ease .1s, transform .9s cubic-bezier(.22,1,.36,1) .1s, filter .9s ease .1s; }

/* 卡片光束扫过：hover 时一道斜光掠过（需加 .shine 类） */
.shine { position: relative; overflow: hidden; }
.shine::before {
  content: ""; position: absolute; top: -60%; bottom: -60%; left: -30%; width: 36%;
  background: linear-gradient(100deg, transparent, rgba(232,238,245,.07) 45%, rgba(53,208,165,.12) 55%, transparent);
  transform: translateX(-160%) rotate(12deg); pointer-events: none; z-index: 2;
  transition: transform .9s cubic-bezier(.22,1,.36,1);
}
.shine:hover::before { transform: translateX(460%) rotate(12deg); }

/* ============================================================
   转化组件：保障条 / 证言 / 对比表 / FAQ / 横幅 / 吸底条
   ============================================================ */

/* 交付保障条：四格图标条 */
.guarantee-bar {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  margin-bottom: 34px; padding: 18px 20px;
  border: 1px solid var(--line); border-radius: 12px;
  background: linear-gradient(135deg, rgba(53,208,165,.05), rgba(79,140,255,.04));
}
.guarantee-item { display: flex; align-items: center; gap: 12px; }
.guarantee-ico {
  flex-shrink: 0; width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 10px; font-size: 18px; color: var(--accent);
  background: rgba(53,208,165,.1); border: 1px solid rgba(53,208,165,.25);
}
.guarantee-item b { display: block; font-size: 14px; }
.guarantee-item span { display: block; font-size: 11.5px; color: var(--ink-soft); line-height: 1.5; }
@media (max-width: 860px) { .guarantee-bar { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .guarantee-bar { grid-template-columns: 1fr; } }

/* 客户证言 */
.testi-band { margin-top: 56px; }
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.testi-card {
  position: relative; margin: 0; padding: 26px 24px 20px;
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  display: flex; flex-direction: column;
}
.testi-quote {
  position: absolute; top: 6px; left: 18px; font-size: 64px; line-height: 1;
  color: rgba(53,208,165,.18); font-family: Georgia, serif; pointer-events: none;
}
.testi-card blockquote { position: relative; font-size: 14px; color: var(--ink); line-height: 1.85; margin: 14px 0 18px; }
.testi-card figcaption { margin-top: auto; padding-top: 14px; border-top: 1px dashed var(--line); display: flex; flex-direction: column; gap: 6px; }
.testi-who { font-size: 12px; color: var(--ink-soft); }
.testi-metric { font-size: 12px; color: var(--accent); letter-spacing: .04em; }
@media (max-width: 860px) { .testi-grid { grid-template-columns: 1fr; } }

/* 对比表：三列网格，我这一列高亮 */
.compare-band { margin-top: 56px; }
.compare-table { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--card); }
.compare-row {
  display: grid; grid-template-columns: 140px 1fr 1fr;
  border-top: 1px solid var(--line);
  transition: background .2s;
}
.compare-row:first-child { border-top: 0; }
.compare-row:not(.compare-head):hover { background: rgba(53,208,165,.03); }
.compare-row > span { padding: 16px 18px; font-size: 13px; line-height: 1.7; }
.compare-dim { color: var(--ink); font-weight: 700; background: rgba(255,255,255,.02); }
.compare-them { color: var(--ink-soft); border-left: 1px solid var(--line); }
.compare-me {
  color: var(--ink); border-left: 1px solid rgba(53,208,165,.25);
  background: rgba(53,208,165,.05); position: relative;
}
.compare-head { background: rgba(255,255,255,.02); }
.compare-head .compare-them, .compare-head .compare-me { font-weight: 700; font-size: 13px; }
.compare-head .compare-me { color: var(--accent); }
.compare-head .compare-me::after {
  content: "推荐"; margin-left: 8px; padding: 1px 8px; border-radius: 4px;
  font-size: 10px; background: var(--accent); color: #06251c; vertical-align: 1px;
}
@media (max-width: 760px) {
  .compare-row { grid-template-columns: 88px 1fr 1fr; }
  .compare-row > span { padding: 12px 10px; font-size: 12px; }
}

/* FAQ 手风琴 */
.faq-band { margin-top: 48px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border: 1px solid var(--line); border-radius: 12px; background: var(--card);
  overflow: hidden; transition: border-color .25s;
}
.faq-item.is-open { border-color: rgba(53,208,165,.45); }
.faq-q {
  width: 100%; display: flex; align-items: center; gap: 14px;
  padding: 18px 20px; background: none; border: 0; text-align: left;
  color: var(--ink); font-size: 14.5px; font-weight: 700; font-family: inherit;
}
.faq-no { flex-shrink: 0; font-size: 11px; color: var(--accent); letter-spacing: .08em; }
.faq-q-text { flex: 1; }
.faq-toggle { position: relative; flex-shrink: 0; width: 18px; height: 18px; }
.faq-toggle::before, .faq-toggle::after {
  content: ""; position: absolute; top: 50%; left: 50%; background: var(--accent);
  transform: translate(-50%, -50%); transition: transform .3s;
}
.faq-toggle::before { width: 14px; height: 2px; }
.faq-toggle::after { width: 2px; height: 14px; }
.faq-item.is-open .faq-toggle::after { transform: translate(-50%, -50%) scaleY(0); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height .4s cubic-bezier(.22,1,.36,1);
}
.faq-a p { padding: 0 20px 20px 58px; color: var(--ink-soft); font-size: 13.5px; line-height: 1.9; }
.faq-item.is-open .faq-a { max-height: 300px; }

/* 转化横幅：发光渐变 + 呼吸光晕 */
.cta-band { padding: 30px 0 70px; }
.cta-inner {
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  padding: 40px 44px; border-radius: 18px;
  background: linear-gradient(120deg, rgba(53,208,165,.1), rgba(79,140,255,.08) 55%, rgba(124,92,255,.08));
  border: 1px solid rgba(53,208,165,.3);
}
.cta-glow {
  position: absolute; top: -70%; right: -10%; width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(53,208,165,.22), transparent 65%);
  filter: blur(50px); pointer-events: none;
  animation: cta-breathe 6s ease-in-out infinite alternate;
}
@keyframes cta-breathe { from { opacity: .5; transform: scale(1); } to { opacity: 1; transform: scale(1.15); } }
.cta-eb { display: block; font-size: 10px; letter-spacing: .24em; color: var(--accent); margin-bottom: 12px; }
.cta-text h2 { font-size: 26px; line-height: 1.45; margin-bottom: 10px; }
.cta-text h2 .hl { color: var(--accent); }
.cta-text p { color: var(--ink-soft); font-size: 14px; max-width: 520px; }
.cta-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; position: relative; }
.btn-lg { padding: 14px 32px; font-size: 15px; border-radius: 10px; }
.cta-note { font-size: 11px; color: var(--ink-soft); letter-spacing: .06em; }
@media (max-width: 720px) {
  .cta-inner { padding: 30px 24px; }
  .cta-text h2 { font-size: 21px; }
}

/* 吸底转化条 */
.sticky-cta {
  position: fixed; left: 50%; bottom: 22px; z-index: 60;
  display: flex; align-items: center; gap: 14px;
  padding: 10px 12px 10px 20px; border-radius: 999px;
  background: rgba(15,21,29,.92); backdrop-filter: blur(14px);
  border: 1px solid rgba(53,208,165,.35);
  box-shadow: 0 12px 44px rgba(0,0,0,.5), 0 0 24px rgba(53,208,165,.1);
  transform: translate(-50%, 140%); opacity: 0;
  transition: transform .45s cubic-bezier(.22,1,.36,1), opacity .35s;
}
.sticky-cta.is-show { transform: translate(-50%, 0); opacity: 1; }
.sticky-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 10px rgba(53,208,165,.9);
  animation: sticky-pulse 1.8s ease-in-out infinite;
}
@keyframes sticky-pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .45; transform: scale(.8); } }
.sticky-text { font-size: 13px; color: var(--ink); white-space: nowrap; }
.sticky-close {
  width: 26px; height: 26px; border-radius: 50%; border: 0;
  background: rgba(255,255,255,.06); color: var(--ink-soft);
  font-size: 16px; line-height: 1; display: grid; place-items: center;
  transition: background .2s, color .2s;
}
.sticky-close:hover { background: rgba(255,255,255,.14); color: var(--ink); }
@media (max-width: 560px) {
  .sticky-cta { gap: 10px; padding: 8px 10px 8px 14px; bottom: 14px; max-width: calc(100vw - 28px); }
  .sticky-text { font-size: 11.5px; }
}

/* 减弱动态偏好：全部装饰动画关闭 */
@media (prefers-reduced-motion: reduce) {
  .aurora-blob, .cta-glow, .sticky-dot { animation: none; }
  .shine::before { display: none; }
  .hero h1.is-armed { opacity: 1; transform: none; filter: none; }
  .sticky-cta { transition: none; }
}