/* =========================================================================
   PPQCMS 发布页 · 全局样式
   主题：浅色编辑风（warm off-white）+ 单一青绿强调色
   设计依据：apple-design（material/translucency, optical type, response）
            + emil-design-eng（ease-out, :active 0.97, interruptible, no scale(0)）
   ========================================================================= */

:root {
  --bg: #f7f5ef;            /* 暖米白，"高雅"基底 */
  --bg-2: #efece4;
  --surface: #ffffff;
  --surface-2: #faf8f3;
  --border: rgba(20, 24, 30, 0.08);
  --border-strong: rgba(20, 24, 30, 0.14);
  --text: #14181d;
  --text-dim: #5a6470;
  --text-faint: #8a929b;
  --accent: #119f7a;
  --accent-strong: #0a7a5e;
  --accent-ink: #ffffff;
  --accent-soft: rgba(17, 159, 122, 0.10);
  --r: 18px;
  --r-sm: 12px;
  --r-pill: 999px;
  --maxw: 1140px;
  --nav-h: 64px;
  --shadow-1: 0 1px 2px rgba(20,24,30,0.04), 0 4px 14px rgba(20,24,30,0.05);
  --shadow-2: 0 2px 6px rgba(20,24,30,0.05), 0 18px 40px rgba(20,24,30,0.08);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  font-optical-sizing: auto;
  font-feature-settings: "ss01", "cv11";
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

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

/* ---------- 排版（光学尺寸） ---------- */
h1, h2, h3 { margin: 0; line-height: 1.18; font-weight: 700; letter-spacing: -0.01em; }
h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -0.02em; }
h3 { font-size: 18px; }
p { margin: 0; color: var(--text-dim); }

.display {
  font-size: clamp(38px, 5.6vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 700;
  color: var(--text);
}
.display .accent { color: var(--accent); }

.lead { color: var(--text-dim); font-size: clamp(15px, 1.8vw, 17.5px); max-width: 60ch; line-height: 1.65; }

.kicker {
  display: inline-block;
  font-size: 12.5px; letter-spacing: 0.18em; font-weight: 600;
  color: var(--accent); margin-bottom: 14px;
  text-transform: uppercase;
}

.section { padding: clamp(72px, 9vw, 120px) 0; }
.section + .section { border-top: 1px solid var(--border); }

.sec-head { max-width: 720px; margin-bottom: 44px; }
.sec-head .lead { margin-top: 14px; }

/* ---------- 按钮（emil: ease-out, :active 0.97, 高对比度） ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 24px; border-radius: var(--r-pill);
  font-size: 15px; font-weight: 600; cursor: pointer; border: 1px solid transparent;
  transition: transform 160ms var(--ease-out), background-color 200ms var(--ease-out), border-color 200ms var(--ease-out), color 200ms var(--ease-out);
  white-space: nowrap;
  text-decoration: none;
}
.btn:active { transform: scale(0.97); }
/* 主按钮：实心高对比 */
.btn-primary { background: var(--text); color: #fff; }
.btn-primary:hover { background: #000; }
/* 次按钮：细描边，深色文字，悬停转强调色 */
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- 导航（apple: translucent material + backdrop blur） ---------- */
.nav {
  position: sticky; top: 0; z-index: 50; height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(247, 245, 239, 0.72);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid var(--border);
}
.nav-row { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: var(--text); }
.brand .mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--accent-ink); font-weight: 800; font-size: 14px;
}
.brand-name { letter-spacing: -0.01em; }
.brand .brand-logo { height: 32px; width: auto; display: block; }
.footer-brand .brand-logo { height: 38px; width: auto; display: block; margin-bottom: 16px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--text-dim); font-size: 14px; transition: color 180ms var(--ease-out); }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-buy {
  padding: 9px 16px; border-radius: var(--r-pill); font-size: 14px; font-weight: 600;
  background: var(--accent); color: var(--accent-ink);
  transition: transform 160ms var(--ease-out), background-color 200ms var(--ease-out);
}
.nav-buy:hover { background: var(--accent-strong); }
.nav-buy:active { transform: scale(0.97); }
.nav-toggle { display: none; background: none; border: 0; color: var(--text); font-size: 22px; cursor: pointer; padding: 6px 8px; }

/* ---------- 首屏（编辑风，零冗余截图） ---------- */
.hero {
  padding: clamp(64px, 8vw, 104px) 0 clamp(40px, 5vw, 64px);
  position: relative; text-align: center;
}
.hero::before {
  content: ""; position: absolute; inset: -20% 10% auto 10%; height: 520px;
  background:
    radial-gradient(closest-side at 20% 30%, rgba(17, 159, 122, 0.10), transparent 70%),
    radial-gradient(closest-side at 80% 20%, rgba(255, 200, 120, 0.10), transparent 70%);
  filter: blur(20px); pointer-events: none; z-index: 0;
}
.hero-inner { position: relative; z-index: 1; max-width: 880px; margin: 0 auto; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: var(--r-pill);
  background: var(--surface); border: 1px solid var(--border);
  font-size: 13px; color: var(--text-dim); font-weight: 500;
  margin-bottom: 22px;
  box-shadow: var(--shadow-1);
}
.eyebrow-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }
.hero h1 { margin-bottom: 18px; }
.hero .lead { margin: 0 auto 32px; }
.hero-actions { display: inline-flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
/* 在线演示：带设计感的信息条（仅 malayhot.com） */
.hero-demo {
  display: inline-flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: center;
  margin-top: 26px; padding: 9px 14px 9px 16px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-pill);
  box-shadow: var(--shadow-1); font-size: 14px;
}
.demo-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); flex: 0 0 auto; }
.demo-label { color: var(--text-dim); font-weight: 600; font-size: 13px; letter-spacing: 0.02em; }
.demo-host { color: var(--text); font-weight: 600; transition: color 180ms var(--ease-out); }
.demo-host:hover { color: var(--accent); }
.demo-visit { color: var(--accent); font-weight: 600; font-size: 13px; padding: 6px 14px; border-radius: var(--r-pill); background: var(--accent-soft); transition: background-color 200ms var(--ease-out), color 200ms var(--ease-out); }
.demo-visit:hover { background: var(--accent); color: #fff; }

/* 价值证明条：替代无意义的模板卡 */
.hero-trust {
  margin-top: clamp(48px, 6vw, 72px);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 28px 0;
}
.trust-item { text-align: center; display: flex; flex-direction: column; gap: 4px; }
.trust-item strong { font-size: clamp(20px, 2.4vw, 26px); color: var(--text); letter-spacing: -0.01em; }
.trust-item span { font-size: 13px; color: var(--text-dim); }

/* ---------- 功能特性：2 列编辑风 ---------- */
.features-edit {
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(40px, 6vw, 88px); align-items: start;
}
.feats-head { position: sticky; top: calc(var(--nav-h) + 28px); }
.feats-head h2 { margin-bottom: 16px; }
.feats-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--border); }
.feat-row {
  display: grid; grid-template-columns: 52px 1fr; gap: 18px; align-items: start;
  padding: 26px 4px; border-bottom: 1px solid var(--border);
  transition: background-color 200ms var(--ease-out);
}
.feat-row:hover { background: var(--surface-2); }
.feat-row .f-ico {
  width: 44px; height: 44px; border-radius: 12px; flex: 0 0 auto;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent);
}
.feat-row .f-ico svg { width: 22px; height: 22px; }
.feat-row h3 { margin-bottom: 6px; font-size: 17px; }
.feat-row p { font-size: 14.5px; line-height: 1.65; }

/* ---------- 实装截图：左 PC 前后端 + 右手机 ---------- */
.shots-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 28px; align-items: start; }
.shots-left { display: flex; flex-direction: column; gap: 22px; }
.shots-right { position: sticky; top: calc(var(--nav-h) + 28px); display: flex; justify-content: center; }
.shot-card { margin: 0; }
.shot-card .frame {
  border-radius: var(--r); overflow: hidden; border: 1px solid var(--border);
  background: var(--surface); box-shadow: var(--shadow-2);
}
.shot-card figcaption {
  margin-top: 12px; font-size: 13.5px; color: var(--text-dim);
  display: flex; align-items: center; gap: 8px;
}
.shot-card .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }

/* 浏览器外框（Apple 风格的窗口材料） */
.browser-frame .browser-bar { display: flex; gap: 7px; padding: 12px 14px; background: var(--bg-2); border-bottom: 1px solid var(--border); }
.browser-frame .browser-bar span { width: 11px; height: 11px; border-radius: 50%; background: #d4cfc2; }
.browser-frame .browser-bar span:first-child { background: #ff5f57; }
.browser-frame .browser-bar span:nth-child(2) { background: #febc2e; }
.browser-frame .browser-bar span:nth-child(3) { background: #28c840; }
.browser-frame .browser-body { aspect-ratio: 16 / 10; background: var(--bg-2); }
.browser-frame .browser-body img { width: 100%; height: 100%; object-fit: cover; }
.browser-frame.align-left .browser-body img { object-position: left center; }

/* 后台占位（与前台同尺寸，干净说明） */
.placeholder-frame .placeholder-body { display: flex; align-items: center; justify-content: center; }
.ph-inner { text-align: center; color: var(--text-dim); padding: 24px; max-width: 360px; }
.ph-icon { width: 48px; height: 48px; margin: 0 auto 14px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: var(--bg-2); color: var(--text-faint); }
.ph-icon svg { width: 24px; height: 24px; }
.ph-title { font-size: 15px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.ph-note { font-size: 12.5px; color: var(--text-faint); line-height: 1.55; }
.ph-note code { background: var(--bg-2); padding: 1px 6px; border-radius: 5px; font-size: 12px; color: var(--text-dim); }

/* 手机外框（Apple 风格带 notch） */
.phone-frame { margin: 0; width: 300px; }
.phone-frame .phone {
  position: relative; width: 100%; aspect-ratio: 9 / 19.5;
  background: #1a1d22; border-radius: 42px; padding: 10px;
  box-shadow: 0 4px 14px rgba(20,24,30,0.10), 0 30px 60px rgba(20,24,30,0.18);
}
.phone-notch {
  position: absolute; top: 18px; left: 50%; transform: translateX(-50%);
  width: 92px; height: 26px; background: #0d1014; border-radius: 14px; z-index: 2;
}
.phone-screen { width: 100%; height: 100%; border-radius: 32px; overflow: hidden; background: var(--bg-2); }
.phone-screen img { width: 100%; height: 100%; object-fit: cover; }
.phone-frame figcaption { margin-top: 16px; text-align: center; font-size: 13.5px; color: var(--text-dim); display: inline-flex; align-items: center; gap: 8px; width: 100%; justify-content: center; }

/* ---------- 视频教程：左视频 + 右清单 ---------- */
.video-grid { display: grid; grid-template-columns: 1.45fr 1fr; gap: 28px; align-items: start; }
.video-card { margin: 0; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow-2); }
.video-card .video-poster { aspect-ratio: 16 / 9; background: #0d1014; }
.video-card video { width: 100%; height: 100%; display: block; }
.video-card figcaption { padding: 14px 18px; font-size: 14px; color: var(--text-dim); border-top: 1px solid var(--border); }

.video-side {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
  padding: 26px 28px; box-shadow: var(--shadow-1);
}
.video-side h3 { font-size: 16px; margin-bottom: 16px; }
.checks { list-style: none; padding: 0; margin: 0; }
.checks li { display: flex; gap: 14px; padding: 14px 0; border-top: 1px solid var(--border); }
.checks li:first-child { border-top: 0; padding-top: 4px; }
.checks .chk {
  flex: 0 0 auto; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.checks .chk svg { width: 13px; height: 13px; }
.checks li div { display: flex; flex-direction: column; gap: 2px; }
.checks li strong { font-size: 14.5px; color: var(--text); font-weight: 600; }
.checks li span { font-size: 13px; color: var(--text-faint); line-height: 1.55; }

/* ---------- 版本对比：突出完整版 ---------- */
.compare-wrap {
  border: 1px solid var(--border); border-radius: var(--r); overflow: hidden;
  background: var(--surface); box-shadow: var(--shadow-1);
}
table.compare { width: 100%; border-collapse: collapse; min-width: 680px; }
table.compare th, table.compare td { padding: 16px 20px; text-align: left; font-size: 14px; }
table.compare thead th { background: var(--surface-2); font-weight: 600; color: var(--text-dim); font-size: 13px; letter-spacing: 0.02em; }
table.compare tbody tr + tr td { border-top: 1px solid var(--border); }
table.compare td:first-child { color: var(--text-dim); }
table.compare th:first-child { color: var(--text-dim); }
/* 突出完整版列：实心强调色 + 白字（emil: 清晰层级） */
table.compare .col-paid { background: var(--accent); color: #fff; font-weight: 600; }
table.compare .col-paid.head { background: var(--accent-strong); color: #fff; }
.rec-badge { display: inline-block; font-size: 11px; background: rgba(255,255,255,0.22); color: #fff; padding: 2px 8px; border-radius: var(--r-pill); margin-right: 8px; font-weight: 700; letter-spacing: 0.04em; }
.price-paid { font-weight: 700; }
.price-free { color: var(--text-faint); font-weight: 500; }

/* 认输行：主动示弱，淡化处理 */
table.compare tr.row-lose td:not(.col-paid) { background: var(--bg-2); color: var(--text-faint); }

.compare-note {
  max-width: 64ch; margin: 28px auto 0; text-align: center;
  font-size: 14px; color: var(--text-dim); line-height: 1.7;
}

/* ---------- 资源采集点：12 个 + 展开全部 ---------- */
.res-grid-12 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.res-rest {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  max-height: 0; opacity: 0; overflow: hidden;
  margin-top: 0;
  transition: max-height 520ms var(--ease-out), opacity 360ms var(--ease-out), margin-top 360ms var(--ease-out);
}
.res-rest.open { max-height: 4000px; opacity: 1; margin-top: 14px; }

.res-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-sm);
  padding: 16px 18px; transition: border-color 200ms var(--ease-out), transform 200ms var(--ease-out);
  display: flex; flex-direction: column; gap: 6px;
}
.res-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.res-card .rtag { align-self: flex-start; font-size: 11.5px; color: var(--accent); background: var(--accent-soft); padding: 2px 9px; border-radius: var(--r-pill); font-weight: 600; }
.res-card .rname { font-weight: 600; font-size: 14.5px; color: var(--text); }
.res-card .rdesc { font-size: 12.5px; color: var(--text-dim); line-height: 1.55; }
.res-card .rgo { font-size: 12.5px; color: var(--accent); margin-top: 2px; }

.res-more { margin-top: 28px; display: flex; justify-content: center; }
#res-toggle .t-hide { display: none; }
#res-toggle[aria-expanded="true"] .t-show { display: none; }
#res-toggle[aria-expanded="true"] .t-hide { display: inline; }

/* ---------- 资源采集点对照表（首页） ---------- */
.caiji-table-wrap {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
  overflow: hidden; box-shadow: var(--shadow-1);
}
.caiji-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.caiji-table th {
  background: var(--surface-2); padding: 14px 20px; font-size: 13px; font-weight: 600;
  color: var(--text-dim); text-align: left; letter-spacing: 0.04em; border-bottom: 1px solid var(--border);
}
.caiji-table td { padding: 14px 20px; vertical-align: top; font-size: 14px; }
.caiji-table tbody tr + tr td { border-top: 1px solid var(--border); }
.caiji-table tbody tr:hover td { background: var(--surface-2); }
.caiji-table tbody td:first-child { border-right: 1px solid var(--border); }
.cell-name { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; flex-wrap: wrap; }
.cell-name strong { font-size: 14.5px; color: var(--text); font-weight: 600; }
.cell-tag {
  font-size: 11px; color: var(--accent-strong); background: var(--accent-soft);
  padding: 2px 8px; border-radius: var(--r-pill); font-weight: 600;
}
.cell-api { margin: 6px 0 6px; }
.api-link {
  display: inline-block; max-width: 100%;
  font-family: ui-monospace, "SF Mono", Consolas, "Liberation Mono", monospace;
  font-size: 12.5px; line-height: 1.55;
  color: var(--text); background: var(--bg-2); border: 1px solid var(--border);
  padding: 5px 10px; border-radius: 6px;
  word-break: break-all; text-align: left; cursor: pointer;
  transition: border-color 160ms var(--ease-out), background-color 160ms var(--ease-out), color 160ms var(--ease-out);
}
.api-link:hover { border-color: var(--accent); color: var(--accent-strong); background: var(--accent-soft); }
.api-link:active { transform: scale(0.98); }
.api-link.copied { background: var(--accent); color: #fff; border-color: var(--accent); }
.api-pending {
  display: inline-block; font-size: 12.5px; color: var(--text-faint);
  padding: 5px 10px; background: var(--bg-2);
  border: 1px dashed var(--border-strong); border-radius: 6px;
}
.cell-desc { font-size: 12.5px; color: var(--text-faint); line-height: 1.55; }
.cell-empty { color: var(--text-faint); font-size: 13px; }
/* 超出默认行数的行：默认隐藏，点按钮展开 */
.caiji-table tbody tr.row-extra { display: none; }
.caiji-table tbody.expanded tr.row-extra { display: table-row; }
.caiji-note { margin-top: 18px; font-size: 12.5px; color: var(--text-faint); text-align: center; }

/* 展开/收起按钮文案切换 */
#caiji-toggle .t-hide { display: none; }
#caiji-toggle[aria-expanded="true"] .t-show { display: none; }
#caiji-toggle[aria-expanded="true"] .t-hide { display: inline; }

@media (max-width: 720px) {
  .caiji-table { table-layout: auto; }
  .caiji-table th, .caiji-table td { padding: 12px 14px; font-size: 13px; }
  .caiji-table tbody td:first-child { border-right: 0; }
  .caiji-table tbody tr { display: block; border-bottom: 1px solid var(--border); }
  .caiji-table tbody tr + tr { border-top: 0; }
  .caiji-table tbody td { display: block; padding: 10px 14px; }
  .caiji-table tbody td + td { border-top: 1px dashed var(--border); }
  .api-link { font-size: 11.5px; }
}

/* ---------- 资源中心子页：筛选 + 搜索（保留旧版样式，避免子页回归） ---------- */
.res-toolbar { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; margin: 36px 0 28px; }
.res-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.res-tab {
  padding: 8px 16px; border-radius: var(--r-pill); border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text-dim); font-size: 14px; cursor: pointer;
  transition: all 200ms var(--ease-out);
}
.res-tab:hover { color: var(--text); border-color: var(--accent); }
.res-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 600; }
.res-search { position: relative; flex: 1; min-width: 220px; max-width: 340px; }
.res-search input {
  width: 100%; padding: 10px 14px 10px 38px; border-radius: var(--r-pill);
  background: var(--surface); border: 1px solid var(--border-strong); color: var(--text); font-size: 14px;
}
.res-search input::placeholder { color: var(--text-faint); }
.res-search .si { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--text-faint); }
.res-count { color: var(--text-faint); font-size: 13px; margin-bottom: 18px; }
.res-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.res-empty { padding: 50px; text-align: center; color: var(--text-faint); border: 1px dashed var(--border-strong); border-radius: var(--r); background: var(--surface); }
@media (max-width: 640px) { .res-grid { grid-template-columns: 1fr; } }

/* ---------- 演示站说明 ---------- */
.demo-note {
  margin: 12px auto 0; max-width: 48ch; text-align: center;
  font-size: 12.5px; color: var(--text-faint); line-height: 1.6;
}

/* ---------- 功能卡「所以……」收尾句 ---------- */
.feat-row .f-so {
  margin-top: 9px; font-size: 13.5px; font-weight: 500;
  color: var(--accent-strong); line-height: 1.6;
}
.feat-row .f-so::before { content: "→ "; }

/* ---------- 关于作者 ---------- */
.author-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
  padding: clamp(26px, 4vw, 44px); box-shadow: var(--shadow-1);
  display: grid; grid-template-columns: 132px 1fr; gap: clamp(24px, 4vw, 40px); align-items: start;
}
.author-ava {
  width: 112px; height: 112px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 40px; font-weight: 700;
}
.author-body p { font-size: 15px; line-height: 1.8; margin-bottom: 14px; }
.author-body p:last-of-type { margin-bottom: 0; }
.author-body strong { color: var(--text); font-weight: 600; }
.author-body .author-lead { font-size: 17.5px; color: var(--text); font-weight: 600; line-height: 1.6; }
.author-contact { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.contact-pill {
  display: inline-flex; align-items: center; padding: 9px 18px; border-radius: var(--r-pill);
  font-size: 14px; font-weight: 600; background: var(--accent); color: #fff;
  transition: transform 160ms var(--ease-out), background-color 200ms var(--ease-out), color 200ms var(--ease-out);
}
.contact-pill:hover { background: var(--accent-strong); }
.contact-pill:active { transform: scale(0.97); }
.contact-pill-alt { background: var(--accent-soft); color: var(--accent-strong); }
.contact-pill-alt:hover { background: var(--accent); color: #fff; }

/* ---------- 不适合的三种人 ---------- */
.notfor {
  margin-top: 44px; padding: clamp(24px, 3.5vw, 36px);
  background: var(--surface); border: 1px solid var(--border);
  border-left: 3px solid var(--accent); border-radius: var(--r-sm);
  box-shadow: var(--shadow-1);
}
.notfor h3 { font-size: 18px; }
.notfor ul { list-style: none; padding: 0; margin: 18px 0 0; }
.notfor li {
  display: flex; flex-direction: column; gap: 3px;
  padding: 13px 0; border-top: 1px solid var(--border);
}
.notfor li:first-child { border-top: 0; padding-top: 0; }
.notfor li strong { color: var(--text); font-weight: 600; font-size: 14.5px; }
.notfor li span { color: var(--text-dim); font-size: 13.5px; }

/* ---------- 常见问题（原生 details） ---------- */
.faq { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item summary {
  cursor: pointer; list-style: none; position: relative;
  padding: 20px 44px 20px 0; font-size: 16px; font-weight: 600; color: var(--text);
  transition: color 180ms var(--ease-out);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: ""; position: absolute; right: 10px; top: 50%; margin-top: -7px;
  width: 9px; height: 9px;
  border-right: 2px solid var(--text-faint); border-bottom: 2px solid var(--text-faint);
  transform: rotate(45deg); transform-origin: center;
  transition: transform 240ms var(--ease-out), border-color 180ms var(--ease-out);
}
.faq-item[open] summary::after { transform: rotate(-135deg); }
.faq-item summary:hover { color: var(--accent); }
.faq-item summary:hover::after { border-color: var(--accent); }
.faq-item p { padding: 0 44px 22px 0; font-size: 14.5px; line-height: 1.75; }

@media (max-width: 980px) {
  .author-card { grid-template-columns: 1fr; }
  .author-ava { margin: 0 auto; }
}

/* ---------- 页脚 ---------- */
.footer { padding: 64px 0 36px; border-top: 1px solid var(--border); background: var(--bg-2); margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 36px; }
.footer-brand p { font-size: 14px; max-width: 36ch; margin-top: 14px; }
.footer-brand .tg { display: inline-block; margin-top: 18px; font-size: 13.5px; color: var(--accent); }
.footer h4 { font-size: 13px; color: var(--text); margin: 0 0 14px; letter-spacing: 0.04em; }
.footer-grid > div a { color: var(--text-dim); font-size: 14px; display: block; padding: 5px 0; transition: color 180ms var(--ease-out); }
.footer-grid > div a:hover { color: var(--accent); }
.footer-copy { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--border); color: var(--text-faint); font-size: 13px; }

/* ---------- 滚动揭示 ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1120px) {
  .nav-links { gap: 18px; }
  .nav-links a { font-size: 13.5px; }
}
@media (max-width: 980px) {
  .features-edit { grid-template-columns: 1fr; }
  .feats-head { position: static; }
  .shots-grid { grid-template-columns: 1fr; }
  .shots-right { position: static; padding-top: 8px; }
  .video-grid { grid-template-columns: 1fr; }
  .res-grid-12, .res-rest { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-trust { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-links.open {
    display: flex; flex-direction: column; gap: 4px; position: absolute; top: var(--nav-h); left: 0; right: 0;
    background: var(--bg-2); border-bottom: 1px solid var(--border); padding: 16px 24px;
    backdrop-filter: blur(18px);
  }
  .res-grid-12, .res-rest { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .phone-frame { width: 240px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero::before { display: none; }
  .res-rest { transition: none; }
  .btn, .nav-buy, .tpl-card, .res-card { transition: none; }
  .btn:active, .nav-buy:active { transform: none; }
}