/* ============================================================
   爆品开发网 baopin.top — 全站唯一样式表 v1
   设计语言沿用 shangpinka design-style v2 纪律：
   令牌只用变量 · 缓动只用 --ease · 入场动画包 reduced-motion
   品牌色系：蓝青工业系（与商品卡站红橙系区隔）
   ============================================================ */

:root {
  --bg: #ffffff;
  --card: #f7f9fb;
  --text: #1c2430;
  --muted: #5b6875;
  --border: #e3e8ee;
  --accent: #1667d9;      /* 品牌主色：工业蓝 */
  --accent-2: #0fb0c9;    /* 渐变副色：青 */
  --accent-3: #6a5cf0;    /* 三色流光第三色：电紫 */
  --accent-dark: #0e51ad; /* 链接色、hover 文字 */
  --accent-soft: #e8f1fd; /* 标签/提示框底色 */
  --code: #f2f5f8;

  --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
  --shadow-md: 0 10px 26px -10px rgba(15, 23, 42, .16);
  --glow: 0 8px 24px -8px color-mix(in srgb, var(--accent) 55%, transparent);

  --radius-card: 12px;
  --radius-btn: 10px;
  --radius-tag: 6px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141a;
    --card: #161c24;
    --text: #e4e8ee;
    --muted: #98a4b3;
    --border: #263041;
    --accent: #4a8ef5;
    --accent-2: #2cc7db;
    --accent-3: #8f82ff;
    --accent-dark: #6ea6ff;
    --accent-soft: #13202f;
    --code: #1a222e;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, .4);
    --shadow-md: 0 10px 26px -10px rgba(0, 0, 0, .55);
  }
}

/* ---------- 基础 ---------- */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
[id] { scroll-margin-top: 76px; } /* 锚点跳转避开 sticky 顶栏 */ /* 防止组件 display 覆盖 hidden 属性（弹窗/浮条默认隐藏的关键） */
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.75 -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
img { max-width: 100%; }
::selection { background: color-mix(in srgb, var(--accent) 25%, transparent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--muted) 40%, transparent); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: color-mix(in srgb, var(--muted) 60%, transparent); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
main { animation: pageIn .45s var(--ease) both; }
section { padding: 46px 0; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------- 顶栏 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  animation: headerIn .5s var(--ease) both;
}
.site-header .wrap { display: flex; align-items: center; gap: 22px; height: 58px; }
.logo { font-size: 19px; font-weight: 700; color: var(--text); letter-spacing: .5px; }
.logo:hover { text-decoration: none; }
.logo .tld { color: var(--accent); font-weight: 600; }
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.site-nav { display: flex; gap: 20px; margin-left: auto; }
.site-nav a {
  color: var(--muted); font-size: 15px; position: relative; padding: 4px 0;
}
.site-nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0); transform-origin: left;
  transition: transform .25s var(--ease);
}
.site-nav a:hover, .site-nav a.active { color: var(--text); text-decoration: none; }
.site-nav a:hover::after, .site-nav a.active::after { transform: scaleX(1); }

.hamburger { display: none; margin-left: auto; background: none; border: 0; cursor: pointer; padding: 8px; }
.hamburger span { display: block; width: 20px; height: 2px; background: var(--text); margin: 4px 0; border-radius: 2px; transition: transform .25s var(--ease), opacity .25s var(--ease); }
.nav-open .hamburger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-open .hamburger span:nth-child(2) { opacity: 0; }
.nav-open .hamburger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
@media (max-width: 880px) {
  .hamburger { display: block; }
  .site-nav {
    display: none; position: absolute; top: 58px; left: 0; right: 0;
    flex-direction: column; gap: 0; margin: 0;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 8px 20px 14px; animation: navDrop .25s var(--ease);
  }
  .nav-open .site-nav { display: flex; }
  .site-nav a { padding: 10px 0; border-bottom: 1px dashed var(--border); }
  .site-nav a::after { display: none; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 84px 0 66px; }
.hero::before, .hero::after {
  content: ""; position: absolute; border-radius: 50%; filter: blur(64px); z-index: -1;
}
.hero::before { width: 340px; height: 340px; right: 8%; top: -60px;
  background: color-mix(in srgb, var(--accent) 30%, transparent); animation: float 9s ease-in-out infinite alternate; }
.hero::after { width: 260px; height: 260px; left: 4%; bottom: -80px;
  background: color-mix(in srgb, var(--accent-2) 26%, transparent); animation: float 13s ease-in-out infinite alternate-reverse; }
@media (max-width: 720px) {
  .hero::before, .hero::after { opacity: .5; }
}
.hero > .wrap > * { animation: riseIn .55s var(--ease) both; }
.hero > .wrap > :nth-child(2) { animation-delay: .08s; }
.hero > .wrap > :nth-child(3) { animation-delay: .16s; }
.hero > .wrap > :nth-child(4) { animation-delay: .24s; }
.hero h1 { font-size: clamp(30px, 5.2vw, 46px); line-height: 1.3; margin: 0 0 14px; letter-spacing: .5px; }
.hero .sub { font-size: clamp(16px, 2.4vw, 19px); color: var(--muted); margin: 0 0 8px; }
.hero .sub-note { font-size: 14px; color: var(--muted); opacity: .85; margin: 0 0 26px; }
.hero .actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.grad {
  background: linear-gradient(92deg, var(--accent), var(--accent-2), var(--accent-3), var(--accent));
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: gradShift 5.5s ease-in-out infinite alternate;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 26px; border-radius: var(--radius-btn); border: 0; cursor: pointer;
  font-size: 16px; font-weight: 600; color: #fff; text-decoration: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  background-size: 150% 100%; box-shadow: var(--glow);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background-position .3s var(--ease);
}
.btn:hover { transform: translateY(-2px); background-position: 80% 0; box-shadow: 0 12px 28px -8px color-mix(in srgb, var(--accent) 65%, transparent); text-decoration: none; }
.btn:active { transform: scale(.98); }
.btn.small { padding: 8px 18px; font-size: 14px; }
.btn.ghost {
  background: none; color: var(--accent-dark); box-shadow: none;
  border: 1.5px solid color-mix(in srgb, var(--accent) 60%, transparent);
}
.btn.ghost:hover { background: var(--accent-soft); transform: translateY(-2px); }

/* ---------- 板块与卡片 ---------- */
.section > h2 {
  position: relative; font-size: clamp(22px, 3vw, 28px); margin: 0 0 6px; padding-left: 14px;
}
.section > h2::before {
  content: ""; position: absolute; left: 0; top: .28em; bottom: .28em; width: 4px;
  border-radius: 4px; background: linear-gradient(180deg, var(--accent), var(--accent-2));
}
.section > .lead { color: var(--muted); margin: 0 0 26px; padding-left: 18px; }

.grid { display: grid; gap: 16px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 880px) { .grid.cols-3 { grid-template-columns: 1fr; } .grid.cols-2 { grid-template-columns: 1fr; } }

.card {
  position: relative; overflow: hidden;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-card); padding: 20px 22px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.card::before {
  content: ""; position: absolute; width: 220px; height: 220px; border-radius: 50%;
  left: var(--mx, 50%); top: var(--my, 50%); translate: -50% -50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 14%, transparent), transparent 65%);
  opacity: 0; transition: opacity .3s var(--ease); pointer-events: none;
}
.card::after {
  content: ""; position: absolute; top: 0; bottom: 0; left: -60%; width: 45%;
  background: linear-gradient(105deg, transparent, rgba(255,255,255,.5), transparent);
  transform: skewX(-20deg); transition: left .55s var(--ease); pointer-events: none;
}
@media (prefers-color-scheme: dark) { .card::after { background: linear-gradient(105deg, transparent, rgba(255,255,255,.08), transparent); } }
@media (hover: hover) {
  .card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md), var(--glow); border-color: color-mix(in srgb, var(--accent) 55%, var(--border)); }
  .card:hover::before { opacity: 1; }
  .card:hover::after { left: 125%; }
}
.card h3 { margin: 0 0 8px; font-size: 17px; color: var(--accent-dark); }
.card p { margin: 0 0 8px; font-size: 14.5px; color: var(--muted); }
.card .meta { font-size: 13px; color: var(--muted); display: flex; gap: 12px; flex-wrap: wrap; }

.tag {
  display: inline-block; padding: 2px 9px; border-radius: var(--radius-tag);
  font-size: 12.5px; background: var(--accent-soft); color: var(--accent-dark);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  transition: transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}
.tag:hover { background: var(--accent); color: #fff; transform: translateY(-1px); }

.pill {
  display: inline-block; padding: 4px 14px; border-radius: 999px; font-size: 13.5px;
  border: 1px solid var(--border); color: var(--muted);
  transition: transform .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease), color .2s var(--ease);
}
.pill:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent-dark); box-shadow: var(--shadow-sm); }

/* 分类色条（左侧 4px 区分类目） */
.card.cat-a { border-left: 4px solid var(--accent); }
.card.cat-b { border-left: 4px solid var(--accent-2); }
.card.cat-c { border-left: 4px solid var(--accent-3); }
.card.cat-d { border-left: 4px solid #e5a13c; }
.card.cat-e { border-left: 4px solid #4caf7d; }
.card.cat-f { border-left: 4px solid #d95d67; }

/* ---------- 三步流程 ---------- */
.flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 10px; align-items: stretch; }
@media (max-width: 880px) { .flow { grid-template-columns: 1fr; } .flow .arrow { transform: rotate(90deg); justify-self: center; } }
.flow-step {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card);
  padding: 18px 20px; transition: transform .3s var(--ease), border-color .3s var(--ease);
}
.flow-step:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }
.flow-step .no {
  display: inline-flex; width: 28px; height: 28px; border-radius: 50%; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.flow-step h3 { margin: 0 0 6px; font-size: 16.5px; }
.flow-step p { margin: 0; font-size: 14px; color: var(--muted); }
.arrow { display: flex; align-items: center; color: var(--accent); font-size: 22px; font-weight: 700; }

/* ---------- 表单 ---------- */
.form-panel {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card);
  padding: 26px 28px; max-width: 760px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { font-size: 14px; font-weight: 600; }
.field .hint { font-size: 12.5px; color: var(--muted); font-weight: 400; }
input[type="text"], select {
  background: var(--bg); color: var(--text); border: 1px solid var(--border);
  border-radius: var(--radius-btn); padding: 10px 12px; font-size: 15px; font-family: inherit;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
input[type="text"]:focus, select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.radio-pills { display: flex; gap: 10px; flex-wrap: wrap; }
.radio-pills label {
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  border: 1.5px solid var(--border); border-radius: 999px; padding: 7px 18px;
  font-size: 14.5px; font-weight: 500; transition: all .2s var(--ease);
}
.radio-pills input { display: none; }
.radio-pills label:has(input:checked) {
  border-color: var(--accent); background: var(--accent-soft); color: var(--accent-dark); font-weight: 600;
}

/* ---------- 报告结果 / loading ---------- */
.result-panel {
  border: 1px solid var(--border); border-left: 4px solid var(--accent);
  border-radius: var(--radius-card); background: var(--card); padding: 22px 24px; margin-top: 18px;
  animation: riseIn .45s var(--ease) both;
}
.result-panel h3 { margin: 0 0 10px; }
.loading { display: none; align-items: center; gap: 12px; margin-top: 18px; color: var(--muted); flex-wrap: wrap; }
.loading.on { display: flex; }
.progress-bar {
  flex: 1 1 100%; height: 6px; background: var(--border); border-radius: 999px;
  overflow: hidden; margin-top: 10px;
}
.progress-bar i {
  display: block; height: 100%; width: 0; border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 8px color-mix(in srgb, var(--accent) 50%, transparent);
  transition: width .35s var(--ease);
}
.dots { display: inline-flex; gap: 5px; }
.dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: blink 1s infinite var(--ease); }
.dots i:nth-child(2) { animation-delay: .18s; background: var(--accent-2); }
.dots i:nth-child(3) { animation-delay: .36s; background: var(--accent-3); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }

/* ---------- 表格（护城河页） ---------- */
.prose table { width: 100%; border-collapse: collapse; font-size: 14.5px; margin: 14px 0 20px; }
.prose th, .prose td { border: 1px solid var(--border); padding: 10px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--card); white-space: nowrap; }
.prose tbody tr { transition: background .2s var(--ease); }
.prose tbody tr:hover { background: color-mix(in srgb, var(--accent) 5%, transparent); }
.prose h2 { font-size: 21px; margin: 34px 0 10px; }
.prose h3 { font-size: 17.5px; margin: 24px 0 8px; }
.prose p, .prose li { color: var(--text); font-size: 15.5px; }
.prose .callout {
  background: var(--accent-soft); border-left: 4px solid var(--accent);
  border-radius: 8px; padding: 12px 16px; margin: 16px 0; font-size: 14.5px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.prose .callout:hover { transform: translateX(4px); box-shadow: var(--shadow-sm); }

/* ---------- FAQ ---------- */
details.faq {
  border: 1px solid var(--border); border-radius: var(--radius-card);
  background: var(--card); padding: 0 18px; margin-bottom: 10px;
  transition: border-color .25s var(--ease);
}
details.faq:hover { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }
details.faq summary {
  list-style: none; cursor: pointer; padding: 14px 30px 14px 0; position: relative; font-weight: 600; font-size: 15.5px;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: "+"; position: absolute; right: 4px; top: 50%; translate: 0 -50%;
  color: var(--accent); font-size: 20px; font-weight: 400;
  transition: transform .25s var(--ease);
}
details.faq[open] summary::after { transform: rotate(45deg); }
details.faq .faq-body { padding: 0 0 14px; color: var(--muted); font-size: 14.5px; }

/* ---------- 面包屑 / 页脚 ---------- */
.breadcrumb { font-size: 13.5px; color: var(--muted); padding: 18px 0 0; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent-dark); }

.site-footer { border-top: 1px solid var(--border); margin-top: 40px; padding: 34px 0 40px; color: var(--muted); font-size: 13.5px; }
.site-footer .slogan { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent-dark); }
.site-footer .fineprint { margin-top: 12px; line-height: 1.9; opacity: .85; }

/* ---------- 固定件 ---------- */
.to-top {
  position: fixed; right: 22px; bottom: 26px; width: 42px; height: 42px; border-radius: 50%;
  border: 0; cursor: pointer; color: #fff; font-size: 18px; z-index: 40;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: var(--glow);
  opacity: 0; pointer-events: none; transform: translateY(8px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.to-top:hover { transform: translateY(-3px); }

.read-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60;
  background: linear-gradient(92deg, var(--accent), var(--accent-2), var(--accent-3));
  transform-origin: left; transform: scaleX(0);
}

/* ---------- 404 ---------- */
.err-page { text-align: center; padding: 90px 20px 70px; }
.err-page .code { font-size: clamp(72px, 14vw, 120px); font-weight: 800; line-height: 1; }
.err-page h1 { animation: pop .6s var(--ease) both; }

/* ---------- 动效关键帧 ---------- */
@keyframes pageIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes headerIn { from { transform: translateY(-100%); } to { transform: none; } }
@keyframes riseIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes gradShift { from { background-position: 0% 50%; } to { background-position: 100% 50%; } }
@keyframes float { from { transform: translate(0, 0); } to { transform: translate(24px, 18px); } }
@keyframes navDrop { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
@keyframes blink { 0%, 100% { opacity: .25; } 50% { opacity: 1; } }
@keyframes pop { 0% { opacity: 0; transform: scale(.7); } 70% { transform: scale(1.05); } 100% { opacity: 1; transform: scale(1); } }

/* 滚动显现 */
[data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--ease), transform .6s var(--ease); transition-delay: var(--rd, 0s); }
[data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; } }

/* ---------- 报告（结果面板 + /report/ 分享页共用） ---------- */
.hit-banner {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 14%, var(--card)), color-mix(in srgb, var(--accent-2) 14%, var(--card)));
  border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--border));
  border-radius: var(--radius-card); padding: 14px 18px; margin: 0 0 18px;
  font-weight: 700; color: var(--accent-dark);
}
.report-sec { margin: 26px 0; }
.report-sec > h4 {
  margin: 0 0 10px; font-size: 15px; color: var(--accent-dark);
  display: flex; align-items: center; gap: 8px;
}
.report-sec > h4::before {
  content: ""; width: 4px; height: 16px; border-radius: 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}
.qdl { margin: 0; display: grid; gap: 6px; }
.qdl > div { display: grid; grid-template-columns: 92px 1fr; gap: 10px; font-size: 14.5px; }
.qdl > div > dt { color: var(--muted); font-weight: 600; }
.qdl > div > dd { margin: 0; }
.opp-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; font-size: 14.5px; }
.opp-list li { padding: 7px 12px; border-radius: 8px; background: var(--card); border: 1px solid var(--border); }
.opp-list li.hot { border-color: color-mix(in srgb, var(--accent) 55%, var(--border)); background: var(--accent-soft); color: var(--accent-dark); font-weight: 600; }
.opp-list li .otype { display: inline-block; min-width: 44px; font-weight: 700; color: var(--accent-dark); }
.combo-item { border-top: 1px dashed var(--border); padding-top: 10px; margin-top: 10px; font-size: 14.5px; }
.combo-item:first-of-type { border-top: 0; margin-top: 4px; padding-top: 0; }
.combo-item .cname { font-weight: 700; color: var(--accent-dark); }
.combo-item .clogic { color: var(--muted); font-size: 13.5px; margin-top: 2px; }
.combo-item .cref { font-size: 13px; color: var(--muted); margin-top: 2px; }
.swot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 640px) { .swot-grid { grid-template-columns: 1fr; } }
.swot-grid > div { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; font-size: 14px; }
.swot-grid b { display: block; margin-bottom: 4px; color: var(--accent-dark); }
.swot-grid ul { margin: 0; padding-left: 18px; }
.risk-list { margin: 0; padding-left: 20px; font-size: 14.5px; display: grid; gap: 6px; }
.report-meta-line { color: var(--muted); font-size: 13px; margin-top: 4px; }
.stage-line { font-size: 14.5px; }
.stage-line .lvl { font-weight: 700; color: var(--accent-dark); }
.share-link { margin-top: 18px; }

/* ---------- 爆品周期页 ---------- */
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 880px) { .grid.cols-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid.cols-4 { grid-template-columns: 1fr; } }

.cycle-layout { display: grid; grid-template-columns: 1.25fr 1fr; gap: 18px; align-items: stretch; }
@media (max-width: 880px) { .cycle-layout { grid-template-columns: 1fr; } }
.cycle-chart {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card);
  padding: 14px 12px 4px;
}
.cycle-chart svg { width: 100%; height: auto; display: block; }
.axis { stroke: var(--border); stroke-width: 1.5; }
.guide { stroke: var(--border); stroke-width: 1; stroke-dasharray: 4 6; }
.zone { fill: transparent; cursor: pointer; transition: fill .25s var(--ease); outline: none; }
.zone:hover, .zone:focus-visible { fill: color-mix(in srgb, var(--accent) 8%, transparent); }
.zone.active { fill: color-mix(in srgb, var(--accent) 16%, transparent); }
.zone-cap { fill: linear; opacity: 0; transition: opacity .25s var(--ease); fill: var(--accent); }
.zone-cap.on { opacity: 1; }
.curve-path {
  fill: none; stroke: var(--accent); stroke-width: 3; stroke-linecap: round;
  transition: stroke-dashoffset 1.6s var(--ease);
}
/* 虚线轨迹：随鼠标/激活阶段沿曲线伸缩（浅色） */
.trace-path {
  fill: none; stroke: color-mix(in srgb, var(--accent-2) 55%, transparent);
  stroke-width: 3.5; stroke-linecap: round;
  stroke-dasharray: 9 12; pointer-events: none;
}
.trace-rect { transition: width .55s var(--ease); }
@media (prefers-reduced-motion: reduce) { .trace-rect { transition: none; } }
.dot-g { transition: transform .4s var(--ease); pointer-events: none; }
.dot-core { fill: var(--accent); stroke: var(--bg); stroke-width: 2; }
.dot-ring { fill: color-mix(in srgb, var(--accent) 25%, transparent); }
.drawn .dot-g .dot-ring { animation: pulse 1.8s infinite var(--ease); }
@keyframes pulse { 0%, 100% { opacity: .9; } 50% { opacity: .25; } }
.svg-label { fill: var(--muted); font-size: 12px; pointer-events: none; }
.phase-label { font-size: 17px; font-weight: 600; fill: var(--text); }
.phase-sub { font-size: 13px; }

.cycle-detail {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card);
  padding: 20px 22px; display: flex; flex-direction: column; justify-content: space-between;
}
.cycle-detail h3 { margin: 0 0 6px; color: var(--accent-dark); font-size: 18px; }
.phase-essence { color: var(--muted); font-size: 14px; margin: 0 0 4px; }
.detail-inner.swap { animation: riseIn .3s var(--ease); }
.danger-line {
  color: #d95d67; font-weight: 600; font-size: 13.5px;
  background: rgba(217, 93, 103, .08); border-left: 3px solid #d95d67;
  padding: 8px 12px; border-radius: 6px; margin: 14px 0 0;
}
.phase-chips { display: flex; gap: 8px; margin-top: 16px; }
.phase-chip {
  width: 34px; height: 6px; border-radius: 999px; border: 0; padding: 0; cursor: pointer;
  background: var(--border); transition: all .25s var(--ease);
}
.phase-chip:hover { background: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.phase-chip.active {
  width: 52px; background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

/* 跑马灯（失败案例） */
.marquee { overflow: hidden; position: relative; padding: 4px 0; }
.marquee::before, .marquee::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 70px; z-index: 2; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, var(--bg), transparent); }
.marquee-track { display: flex; gap: 16px; width: max-content; animation: marquee 48s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
  .marquee { overflow-x: auto; }
}
.case-card { flex: 0 0 340px; width: 340px; }
.case-card h3 { font-size: 15.5px; }
.case-card p { font-size: 13.5px; }
.case-lesson { color: var(--accent-dark); font-weight: 600; border-top: 1px dashed var(--border); padding-top: 8px; }

/* 企业生命周期：三种结局虚线 + 理论背景框 */
.end-path {
  fill: none; stroke-width: 2.5; stroke-linecap: round;
  stroke-dasharray: 6 8; opacity: .85; pointer-events: none;
}
.end-label { font-size: 11px; }
.theory-ref { font-size: 13.5px; color: var(--muted); margin: 0 0 18px; }
.theory-ref strong { color: var(--accent-dark); }

/* ---------- 创始人说（about 页） ---------- */
.founder-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card);
  padding: 24px 26px; margin: 18px 0 10px;
}
.founder-head { display: flex; gap: 14px; align-items: center; margin-bottom: 14px; }
.founder-avatar {
  flex: 0 0 56px; width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 24px; font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: var(--glow);
}
.founder-name { font-size: 17px; font-weight: 700; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.founder-meta { color: var(--muted); font-size: 13.5px; margin: 2px 0 0; }
.founder-timeline { display: flex; margin: 16px 0 18px; flex-wrap: wrap; gap: 10px 0; position: relative; }
/* 贯穿主线（默认完整显示；JS 接管后先隐藏再描线生长） */
.founder-timeline::before {
  content: ""; position: absolute; left: 5px; right: 5px; top: 20px; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform-origin: left center; transform: scaleX(1); z-index: 0; border-radius: 2px;
}
.founder-timeline.tl-pending::before { transform: scaleX(0); }
.founder-timeline.tl-in::before { transform: scaleX(1); transition: transform 1.1s var(--ease) .15s; }
.tl-item { flex: 1 1 150px; position: relative; padding: 34px 14px 8px 0; z-index: 1; }
.tl-item::before {
  content: ""; position: absolute; left: 0; top: 16px; width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.tl-year { font-weight: 700; color: var(--accent-dark); font-size: 15px; }
.tl-desc { color: var(--muted); font-size: 13px; }
/* 入场浮现（仅 JS 标记 pending 后才隐藏，无 JS 时静态可见） */
.founder-timeline.tl-pending .tl-item { opacity: 0; transform: translateY(10px); }
.founder-timeline.tl-in .tl-item {
  opacity: 1; transform: none;
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.founder-timeline.tl-in .tl-item:nth-child(1) { transition-delay: .3s; }
.founder-timeline.tl-in .tl-item:nth-child(2) { transition-delay: .62s; }
.founder-timeline.tl-in .tl-item:nth-child(3) { transition-delay: .94s; }
.founder-timeline.tl-in .tl-item:nth-child(4) { transition-delay: 1.26s; }
@media (max-width: 700px) {
  .founder-timeline::before { display: none; }
  .tl-item { flex: 1 1 46%; padding: 28px 10px 8px 0; }
}
.founder-body p { font-size: 15px; margin: 10px 0; }

/* ---------- About 页版块活力件 ---------- */
/* 痛点 → 解法 对比条 */
.vs-strip { display: grid; grid-template-columns: 1fr auto 1fr; gap: 12px; align-items: stretch; margin: 18px 0; }
@media (max-width: 640px) { .vs-strip { grid-template-columns: 1fr; } .vs-arrow { transform: rotate(90deg); justify-self: center; } }
.vs-box {
  border-radius: var(--radius-card); padding: 16px 18px; border: 1px solid var(--border); background: var(--card);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.vs-box:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.vs-badge { display: inline-block; font-size: 12.5px; font-weight: 600; padding: 2px 10px; border-radius: 999px; margin-bottom: 8px; }
.vs-box.bad .vs-badge { background: rgba(217, 93, 103, .12); color: #d95d67; }
.vs-box.good { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.vs-box.good .vs-badge { background: var(--accent-soft); color: var(--accent-dark); }
.vs-box strong { font-size: 16.5px; display: block; margin-bottom: 4px; }
.vs-box p { margin: 0; color: var(--muted); font-size: 13.5px; }
.vs-arrow { display: flex; align-items: center; color: var(--accent); font-size: 24px; font-weight: 700; }

/* 方法论来源标签 */
.src-pills { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0 6px; }

/* 红线卡 */
.rule-list { display: grid; gap: 12px; margin: 16px 0; }
.rule-item {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--card); border: 1px solid var(--border); border-left: 4px solid #d95d67;
  border-radius: 10px; padding: 14px 18px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.rule-item:hover { transform: translateX(4px); box-shadow: var(--shadow-sm); }
.rule-ico { font-size: 22px; line-height: 1.4; }
.rule-item strong { font-size: 15px; }
.rule-item p { margin: 2px 0 0; color: var(--muted); font-size: 13.5px; }

/* ---------- 报告工作台 ---------- */
.report-layout { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 26px; align-items: start; }
@media (max-width: 980px) { .report-layout { grid-template-columns: 1fr; } .report-nav { display: none; } }
.report-nav { position: sticky; top: 74px; display: flex; flex-direction: column; gap: 4px; padding: 14px 0; }
.report-nav b { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.report-nav a { font-size: 13.5px; color: var(--muted); padding: 4px 10px; border-radius: 6px; }
.report-nav a:hover { color: var(--accent-dark); background: var(--accent-soft); text-decoration: none; }
.report-main .card-sec, .report-main .confirm-card { scroll-margin-top: 76px; }

.card-sec {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card);
  padding: 18px 20px; margin: 14px 0;
}
.card-sec > h4 { display: flex; align-items: center; gap: 10px; margin: 0 0 10px; }
.cred { font-style: normal; font-size: 11.5px; padding: 1px 8px; border-radius: 999px; margin-left: auto; white-space: nowrap; }
.cred.ok { background: color-mix(in srgb, #4caf7d 15%, transparent); color: #2e8b57; }
.cred.warn { background: color-mix(in srgb, #e5a13c 18%, transparent); color: #b07a1e; }

.vtabs { display: inline-flex; gap: 6px; margin-top: 10px; background: var(--card); border: 1px solid var(--border); border-radius: 999px; padding: 4px; }
.vtab { font-size: 13.5px; padding: 4px 14px; border-radius: 999px; color: var(--muted); text-decoration: none; }
.vtab.on { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; font-weight: 600; }

.verdict-card { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); box-shadow: var(--glow); }
.verdict-title { font-size: 19px; font-weight: 800; color: var(--accent-dark); }

/* 20 点模型命中格 */
.dot20-grid { display: grid; grid-template-columns: repeat(10, 1fr); gap: 6px; margin: 12px 0 6px; max-width: 420px; }
.dot20 {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font-size: 10.5px; border-radius: 8px; background: var(--bg); border: 1px solid var(--border); color: var(--muted);
  transition: transform .2s var(--ease);
}
.dot20:hover { transform: scale(1.12); }
.dot20.on {
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; font-weight: 700; border: 0;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--accent) 45%, transparent);
}
.dot20-note { font-size: 12.5px; color: var(--muted); margin: 4px 0 10px; }

/* 预算条形图 */
.bud-chart { display: grid; gap: 8px; margin: 12px 0 4px; }
.bud-row { display: grid; grid-template-columns: 92px 1fr; gap: 10px; align-items: center; }
.bud-label { font-size: 13px; font-weight: 600; }
.bud-track { height: 12px; border-radius: 999px; background: var(--bg); border: 1px solid var(--border); overflow: hidden; }
.bud-track i { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.bud-range { grid-column: 1 / -1; font-size: 12.5px; color: var(--muted); margin: -4px 0 0 0; }
.bud-note { font-size: 12px; color: var(--muted); margin: 6px 0 10px; }

/* 时间阶段 stepper */
.stepper { display: flex; gap: 8px; margin: 4px 0 14px; flex-wrap: wrap; }
.step { flex: 1 1 90px; background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; position: relative; }
.step-dot {
  display: inline-flex; width: 22px; height: 22px; border-radius: 50%; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; font-size: 12px; font-weight: 700;
  margin-bottom: 6px;
}
.step-name { display: block; font-size: 13.5px; font-weight: 600; }
.step-when { display: block; font-size: 12px; color: var(--muted); }

/* SWOT 四象限 */
.quadrant { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 8px 0 4px; }
.quadrant::before, .quadrant::after { content: ""; position: absolute; background: var(--border); z-index: 0; }
.quadrant::before { left: 50%; top: 4px; bottom: 4px; width: 1px; }
.quadrant::after { top: 50%; left: 4px; right: 4px; height: 1px; }
.quad { position: relative; z-index: 1; background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; font-size: 14px; }
.quad b { display: block; margin-bottom: 4px; }
.quad.q-s b { color: #2e8b57; } .quad.q-o b { color: var(--accent-dark); }
.quad.q-w b { color: #b07a1e; } .quad.q-t b { color: #d95d67; }
.quad ul { margin: 0; padding-left: 18px; }
.quad-axis { position: absolute; font-size: 11px; color: var(--muted); background: var(--card); padding: 0 6px; z-index: 2; }
.quad-axis-x { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.quad-axis-y { top: -2px; left: 50%; transform: translateX(-50%); }

/* 确认卡 */
.confirm-card {
  border: 1px dashed color-mix(in srgb, var(--accent) 45%, var(--border));
  border-radius: var(--radius-card); background: color-mix(in srgb, var(--accent-soft) 55%, var(--bg));
  padding: 0 18px; margin: 12px 0 16px;
}
.confirm-card summary {
  list-style: none; cursor: pointer; padding: 13px 0; font-weight: 600; font-size: 14.5px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.confirm-card summary::-webkit-details-marker { display: none; }
.cc-fold { margin-left: auto; font-size: 12px; color: var(--muted); font-weight: 400; }
.cc-body { padding: 2px 0 14px; }
.cc-hint { font-size: 12.5px; color: var(--muted); margin: 0 0 10px; }
.cc-items { display: grid; gap: 8px; }
.cc-item {
  display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; align-items: center;
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 9px 12px;
}
.cc-item.m-agree { border-color: color-mix(in srgb, #4caf7d 55%, var(--border)); }
.cc-item.m-edit { border-color: color-mix(in srgb, var(--accent) 55%, var(--border)); }
.cc-text { font-size: 13.5px; }
.cc-text b { color: var(--accent-dark); }
.cc-actions { display: flex; gap: 6px; }
.cc-btn {
  border: 1px solid var(--border); background: var(--bg); border-radius: 999px;
  font-size: 12.5px; padding: 3px 11px; cursor: pointer; transition: all .2s var(--ease); font-family: inherit;
}
.cc-btn:hover { border-color: var(--accent); }
.cc-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.cc-note {
  grid-column: 1 / -1; width: 100%; border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 10px; font-size: 13.5px; font-family: inherit; background: var(--bg); color: var(--text); resize: vertical;
}
.cc-note:focus { outline: none; border-color: var(--accent); }
.cc-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.cc-chip {
  border: 1px dashed var(--border); background: var(--bg); border-radius: 999px;
  font-size: 12.5px; padding: 4px 13px; cursor: pointer; color: var(--muted); transition: all .2s var(--ease); font-family: inherit;
}
.cc-chip:hover { border-color: var(--accent); color: var(--accent-dark); }
.cc-chip.active { background: var(--accent-soft); color: var(--accent-dark); border-color: var(--accent); border-style: solid; font-weight: 600; }

/* 浮动汇总条 */
.cc-floatbar {
  position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 45;
  display: flex; align-items: center; gap: 14px;
  background: var(--card); border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--border));
  border-radius: 999px; padding: 9px 12px 9px 20px; box-shadow: var(--shadow-md), var(--glow);
  font-size: 14px; font-weight: 600; animation: riseIn .35s var(--ease);
}
@media (max-width: 640px) { .cc-floatbar { width: calc(100% - 32px); justify-content: space-between; } }

/* 支付弹窗（模拟） */
.pay-mask {
  position: fixed; inset: 0; z-index: 60; background: rgba(10, 14, 20, .55);
  backdrop-filter: blur(6px); display: flex; align-items: center; justify-content: center; padding: 20px;
}
.pay-modal {
  width: 340px; max-width: 100%; background: var(--bg); border: 1px solid var(--border);
  border-radius: 16px; padding: 20px 22px; animation: pop .4s var(--ease);
}
.pay-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.pay-close { border: 0; background: none; font-size: 22px; cursor: pointer; color: var(--muted); line-height: 1; }
.pay-note { font-size: 13px; color: var(--muted); margin: 0 0 12px; }
.qr-grid {
  display: grid; grid-template-columns: repeat(25, 1fr); gap: 0; width: 210px; height: 210px;
  margin: 0 auto 14px; padding: 8px; background: #fff; border: 1px solid var(--border); border-radius: 8px;
}
.qr-grid i { aspect-ratio: 1; }
.qr-grid i.on { background: #1c2430; }
.pay-progress { margin-bottom: 12px; }
.pay-fine { font-size: 11.5px; color: var(--muted); margin: 10px 0 0; }

/* 行动清单 */
.act-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.act-list li { background: var(--bg); border: 1px solid var(--border); border-radius: 10px; }
.act-list label { display: flex; gap: 10px; align-items: flex-start; padding: 10px 14px; cursor: pointer; font-size: 14px; }
.act-list .act-check { accent-color: var(--accent); margin-top: 3px; }
.act-list .act-check:checked + span { color: var(--muted); text-decoration: line-through; }

/* 打印 / 导出 PDF */
@media print {
  .site-header, .site-footer, .report-nav, .confirm-card, .cc-floatbar, .pay-mask,
  .share-link, .no-print, .vtabs { display: none !important; }
  body { background: #fff; }
  .card-sec, .report-sec { break-inside: avoid; box-shadow: none; }
  .report-layout { display: block; }
  main { animation: none; }
}

/* ---------- 对话式采集（首页一屏一问） ---------- */
.conv { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-card); padding: 26px 28px; max-width: 640px; }
.conv-progress { display: flex; gap: 6px; margin-bottom: 20px; }
.conv-progress i { flex: 1; height: 5px; border-radius: 999px; background: var(--border); transition: background .3s var(--ease); }
.conv-progress i.done { background: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.conv-progress i.on { background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.conv-step { display: none; }
.conv-step.on { display: block; animation: riseIn .3s var(--ease); }
.conv-label { display: block; font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.conv-hint { display: block; color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.conv-input {
  width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--border);
  border-radius: var(--radius-btn); padding: 12px 14px; font-size: 15.5px; font-family: inherit;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.conv-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
.conv-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.conv-chip {
  border: 1.5px solid var(--border); background: var(--bg); color: var(--text);
  border-radius: 999px; padding: 10px 20px; font-size: 15px; cursor: pointer; font-family: inherit;
  transition: all .2s var(--ease);
}
.conv-chip:hover { border-color: var(--accent); transform: translateY(-1px); }
.conv-chip.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff;
  border-color: transparent; font-weight: 600; box-shadow: var(--glow);
}
.conv-nav { display: flex; align-items: center; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.conv-skip { font-size: 12.5px; color: var(--muted); }

/* 分析计划确认页 */
.plan-card {
  background: var(--card); border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--border));
  border-radius: var(--radius-card); padding: 24px 26px; max-width: 640px; box-shadow: var(--shadow-md);
}
.plan-card h3 { margin: 10px 0 12px; font-size: 19px; }
.plan-models { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0 10px; }
.plan-models .tag { font-size: 13px; padding: 4px 12px; }
.plan-cov { font-size: 12.5px; color: var(--muted); margin: 0 0 14px; }
.pm-card {
  border: 1px dashed color-mix(in srgb, var(--accent) 45%, var(--border)); border-radius: 10px;
  padding: 12px 14px; margin-bottom: 10px; background: var(--bg);
}
.pm-q { font-size: 14px; font-weight: 600; display: block; margin-bottom: 2px; }
.pm-why { font-size: 12.5px; color: var(--muted); display: block; margin-bottom: 8px; }
.pm-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.pm-chip {
  border: 1px solid var(--border); background: var(--bg); border-radius: 999px;
  font-size: 13px; padding: 4px 14px; cursor: pointer; font-family: inherit; transition: all .2s var(--ease);
}
.pm-chip:hover { border-color: var(--accent); }
.pm-chip.active { background: var(--accent-soft); color: var(--accent-dark); border-color: var(--accent); font-weight: 600; }
.plan-actions { display: flex; align-items: center; gap: 12px; margin-top: 16px; flex-wrap: wrap; }
.plan-hint { font-size: 12.5px; color: var(--muted); }

/* ---------- 案例拆解卡（/cases/） ---------- */
.teardown-list { display: grid; gap: 18px; }
.teardown { padding: 22px 24px; }
.teardown h3 { font-size: 19px; margin: 12px 0 8px; }
.td-top { display: flex; flex-wrap: wrap; gap: 8px; }
.td-models { margin: 4px 0 10px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 13.5px; color: var(--muted); }
/* 案例日期：标题下的小字（读者判断"这个结论是什么时候的"） */
.td-when { margin: 2px 0 6px; font-size: 13px; color: var(--muted); letter-spacing: .3px; }
.td-points { margin: 0 0 12px; padding-left: 20px; display: grid; gap: 7px; font-size: 14.5px; }
.td-points b { color: var(--accent-dark); }
.td-today {
  margin: 10px 0 0; padding: 10px 14px; background: var(--accent-soft);
  border-left: 4px solid var(--accent); border-radius: 8px; font-size: 14px;
}
/* 长案例：列表页只放摘要 + 「查看全文」按钮（全文在 /cases/<id>/ 独立页，避免重复内容） */
.td-more { margin: 14px 0 0; }

/* 后台：AI 起草框 */
.adm-ai {
  background: var(--accent-soft); border: 1px solid var(--border); border-left: 4px solid var(--accent);
  border-radius: 10px; padding: 16px 18px; margin-bottom: 18px;
}
.adm-ai textarea { width: 100%; box-sizing: border-box; font-family: inherit; font-size: 14px; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; }


/* ---------- 爆品商战（/war/）：攻守两栏 ---------- */
.war-vs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 12px 0; }
@media (max-width: 760px) { .war-vs { grid-template-columns: 1fr; } }
.war-side { border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; background: var(--bg); font-size: 14px; }
.war-side b { display: block; margin-bottom: 8px; font-size: 15px; }
.war-side ul { margin: 0; padding-left: 18px; display: grid; gap: 5px; }
.war-side.attack { border-left: 4px solid #d95d67; }
.war-side.attack b { color: #d95d67; }
.war-side.defend { border-left: 4px solid var(--accent); }
.war-side.defend b { color: var(--accent-dark); }
.tool-list { margin: 0; padding-left: 20px; display: grid; gap: 7px; font-size: 14.5px; }
.tool-list b { color: var(--accent-dark); }

/* ---------- 顶栏工具区 + 站内搜索浮层 ---------- */
.header-tools { display: flex; align-items: center; gap: 4px; }
.tool-btn {
  width: 34px; height: 34px; border: 0; background: none; border-radius: 8px; cursor: pointer;
  font-size: 16px; line-height: 1; color: var(--muted); font-family: inherit;
  transition: background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}
.tool-btn:hover { background: var(--card); color: var(--accent); }
.tool-btn:active { transform: scale(.92); }
body.search-open { overflow: hidden; }

.search-overlay {
  position: fixed; inset: 0; z-index: 70; padding: 10vh 20px 20px;
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  display: flex; align-items: flex-start; justify-content: center;
  animation: pageIn .2s var(--ease);
}
.search-panel {
  width: 580px; max-width: 100%; background: var(--bg);
  border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow-md);
  animation: srIn .28s var(--ease);
}
@keyframes srIn { from { opacity: 0; transform: translateY(-12px) scale(.98); } to { opacity: 1; transform: none; } }
.sr-head { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--border); }
.sr-ico { font-size: 16px; }
.sr-input {
  flex: 1; border: 0; background: none; color: var(--text); font-size: 16.5px; font-family: inherit; outline: none;
}
.sr-close { border: 0; background: none; font-size: 22px; line-height: 1; color: var(--muted); cursor: pointer; }
.sr-close:hover { color: var(--accent-dark); }
.sr-list { max-height: 52vh; overflow-y: auto; padding: 6px; }
.sr-state { padding: 24px 18px; color: var(--muted); font-size: 14px; text-align: center; line-height: 1.8; }
.sr-item {
  display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border-radius: 10px;
  text-decoration: none; color: var(--text); transition: background .18s var(--ease);
}
.sr-item:hover, .sr-item.on { background: var(--accent-soft); text-decoration: none; }
.sr-cat {
  flex: 0 0 auto; font-size: 11.5px; padding: 2px 8px; border-radius: 999px; margin-top: 2px;
  background: var(--accent-soft); color: var(--accent-dark); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  white-space: nowrap;
}
.sr-main { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.sr-main b { font-size: 15px; font-weight: 600; }
.sr-main i { font-style: normal; font-size: 12.5px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sr-main mark { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--accent-dark); border-radius: 3px; padding: 0 2px; }
.sr-foot { padding: 10px 16px; border-top: 1px solid var(--border); font-size: 12px; color: var(--muted); }
.sr-foot b { color: var(--accent-dark); }
@media (max-width: 880px) {
  .search-overlay { padding-top: 6vh; }
  .sr-list { max-height: 60vh; }
  .sr-foot { display: none; }
}
/* 404 页搜索框 */
.err-search { display: flex; gap: 10px; justify-content: center; max-width: 460px; margin: 20px auto 0; flex-wrap: wrap; }
.err-search input {
  flex: 1 1 240px; background: var(--bg); color: var(--text); border: 1px solid var(--border);
  border-radius: var(--radius-btn); padding: 10px 14px; font-size: 15px; font-family: inherit;
}
.err-search input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }

/* ---------- 深度人工咨询表单 ---------- */
.consult-card {
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--border));
  border-radius: var(--radius-card); background: var(--card); padding: 22px 24px; margin: 26px 0 10px;
}
.consult-head { margin-bottom: 16px; }
.consult-head b { display: block; font-size: 17px; margin-bottom: 4px; }
.consult-head span { font-size: 13px; color: var(--muted); display: block; line-height: 1.7; }
.consult-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 640px) { .consult-grid { grid-template-columns: 1fr; } }
.cf-field { display: flex; flex-direction: column; gap: 5px; font-size: 13px; }
.cf-field > span { font-weight: 600; color: var(--text); }
.cf-field > span i { color: #d95d67; font-style: normal; }
.cf-wide { margin-top: 12px; }
.consult-form input[type="text"], .consult-form input[type="tel"], .consult-form input[type="email"],
.consult-form select, .consult-form textarea {
  background: var(--bg); color: var(--text); border: 1px solid var(--border);
  border-radius: var(--radius-btn); padding: 10px 12px; font-size: 14.5px; font-family: inherit; width: 100%;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.consult-form textarea { resize: vertical; line-height: 1.7; }
.consult-form input:focus, .consult-form select:focus, .consult-form textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.cf-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.consult-foot { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 14px; }
.cf-privacy { font-size: 12px; color: var(--muted); }
.cf-msg { margin-top: 12px; font-size: 13.5px; line-height: 1.7; display: none; }
.cf-msg.ok { display: block; color: #2e8b57; font-weight: 600; }
.cf-msg.err { display: block; color: #d95d67; font-weight: 600; }

/* ================= v2 作战方案版式（冻结稿 /mock/plan-v2.html） ================= */
.plan-hero {
  background: linear-gradient(150deg, color-mix(in srgb, var(--accent) 12%, var(--card)), color-mix(in srgb, var(--accent-2) 10%, var(--card)));
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border));
  border-radius: var(--radius-card); padding: 26px 28px; margin: 18px 0 6px;
}
.plan-badge {
  display: inline-block; font-size: 12.5px; font-weight: 700; color: #fff; padding: 3px 12px; border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.plan-hero h1 { font-size: clamp(22px, 3.6vw, 30px); margin: 12px 0 6px; }
.plan-sub { color: var(--muted); font-size: 14.5px; margin: 0 0 12px; }
.plan-proof { display: flex; flex-wrap: wrap; gap: 8px 14px; font-size: 13px; color: var(--accent-dark); font-weight: 600; margin-top: 10px; }
.plan-proof span::before { content: "✓ "; }
.plan-meta { font-size: 12.5px; color: var(--muted); margin: 12px 0 0; }

.plan-verdict {
  border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--border)); border-radius: var(--radius-card);
  background: var(--card); padding: 18px 22px; margin: 18px 0; box-shadow: var(--glow);
}
.plan-verdict-title { font-size: 19px; font-weight: 800; color: var(--accent-dark); margin: 8px 0 6px; }
.plan-verdict p { font-size: 14.5px; margin: 0 0 8px; }

.plan-sec { margin: 26px 0; }
.plan-sec > h3 { font-size: 17px; margin: 0 0 4px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.plan-sec > h3 .plan-no {
  display: inline-flex; width: 24px; height: 24px; border-radius: 50%; align-items: center; justify-content: center;
  font-size: 13px; color: #fff; background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.plan-sec > .plan-hint { color: var(--muted); font-size: 12.5px; margin: 0 0 12px 34px; }

.plan-defcard { border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--border)); border-radius: var(--radius-card); overflow: hidden; background: var(--card); box-shadow: var(--shadow-md); }
.plan-def-top { padding: 20px 24px; border-bottom: 1px dashed var(--border); }
.plan-sku { font-size: 21px; font-weight: 800; letter-spacing: .3px; }
.plan-sku small { display: block; font-size: 13px; color: var(--muted); font-weight: 400; margin-top: 5px; }
.plan-def-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 760px) { .plan-def-grid { grid-template-columns: repeat(2, 1fr); } }
.plan-def-cell { padding: 14px 18px; border-right: 1px solid var(--border); }
.plan-def-cell:last-child { border-right: 0; }
.plan-def-cell b { display: block; font-size: 12px; color: var(--muted); font-weight: 600; margin-bottom: 4px; }
.plan-def-cell span { font-size: 14.5px; font-weight: 700; color: var(--accent-dark); }

.plan-plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 880px) { .plan-plans { grid-template-columns: 1fr; } }
.plan-plan { border: 1px solid var(--border); border-radius: var(--radius-card); padding: 16px 18px; background: var(--card); position: relative; }
.plan-plan.pick { border-color: var(--accent); box-shadow: var(--glow); }
.plan-pick-badge {
  position: absolute; top: -10px; right: 14px; font-size: 11.5px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); padding: 3px 10px; border-radius: 999px;
}
.plan-plan h4 { margin: 0 0 2px; font-size: 16px; }
.plan-plan-tag { font-size: 12.5px; color: var(--muted); }
.plan-plan p { font-size: 13.5px; margin: 8px 0; }
.plan-plan-meta { display: flex; gap: 10px; flex-wrap: wrap; font-size: 12.5px; margin-top: 8px; }
.plan-plan-meta b { color: var(--accent-dark); }
.plan-rec { margin-top: 12px; padding: 12px 16px; background: var(--accent-soft); border-left: 4px solid var(--accent); border-radius: 8px; font-size: 14px; }

.plan-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 14px; }
@media (max-width: 760px) { .plan-kpis { grid-template-columns: repeat(2, 1fr); } }
.plan-kpi { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; }
.plan-kpi b { display: block; font-size: 12px; color: var(--muted); font-weight: 600; margin-bottom: 6px; }
.plan-kpi .n { font-size: 22px; font-weight: 800; color: var(--accent-dark); line-height: 1.15; }
.plan-scale { position: relative; height: 54px; margin: 8px 0 4px; }
.plan-scale .track {
  position: absolute; left: 0; right: 0; top: 22px; height: 10px; border-radius: 999px;
  background: linear-gradient(90deg, color-mix(in srgb, #d95d67 45%, transparent), color-mix(in srgb, var(--accent) 55%, transparent), color-mix(in srgb, var(--accent-2) 70%, transparent));
}
.plan-scale .mk { position: absolute; top: 10px; transform: translateX(-50%); text-align: center; font-size: 11.5px; color: var(--muted); white-space: nowrap; }
.plan-scale .mk i { display: block; width: 2px; height: 22px; background: var(--text); margin: 0 auto 2px; opacity: .55; }
.plan-scale .mk b { display: block; font-size: 12.5px; color: var(--text); }
.plan-scale .mk.hot i { background: var(--accent); opacity: 1; }
.plan-scale .mk.hot b { color: var(--accent-dark); }

.plan-gantt { border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--card); padding: 18px 20px 14px; }
.plan-axis { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--muted); margin-bottom: 10px; padding-left: 96px; }
.plan-row { display: grid; grid-template-columns: 96px 1fr; align-items: center; gap: 10px; margin-bottom: 9px; }
.plan-row .lbl { font-size: 13px; font-weight: 600; text-align: right; }
.plan-track { position: relative; height: 20px; background: color-mix(in srgb, var(--border) 45%, transparent); border-radius: 6px; }
.plan-bar { position: absolute; top: 0; height: 20px; border-radius: 6px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.plan-bar.soft { background: color-mix(in srgb, var(--accent) 35%, var(--bg)); }
.plan-bar.warn { background: linear-gradient(90deg, #e5a13c, #d95d67); }
.plan-milestone { position: absolute; top: -6px; width: 2px; height: 32px; background: var(--accent-dark); }
.plan-milestone::after { content: "节点"; position: absolute; top: -16px; left: 6px; font-size: 11px; color: var(--accent-dark); font-weight: 700; white-space: nowrap; }
.plan-critical { margin-top: 10px; font-size: 13px; color: var(--muted); }
.plan-critical b { color: #d95d67; }

.plan-matrix { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.plan-matrix th, .plan-matrix td { border: 1px solid var(--border); padding: 9px 12px; text-align: center; }
.plan-matrix th:first-child, .plan-matrix td:first-child { text-align: left; }
.plan-matrix thead th { background: var(--card); font-size: 13px; }
.plan-matrix .us { background: color-mix(in srgb, var(--accent) 7%, transparent); font-weight: 700; color: var(--accent-dark); }
.plan-y { color: #2e8b57; font-weight: 700; }
.plan-p { color: #b07a1e; font-weight: 700; }
.plan-n { color: #d95d67; font-weight: 700; }
.plan-actions { display: grid; gap: 8px; margin-top: 12px; }
.plan-actions div { background: var(--accent-soft); border-radius: 8px; padding: 10px 14px; font-size: 14px; }
.plan-actions b { color: var(--accent-dark); }

.plan-ifthen { width: 100%; border-collapse: collapse; font-size: 14px; }
.plan-ifthen th, .plan-ifthen td { border: 1px solid var(--border); padding: 10px 12px; text-align: left; vertical-align: top; }
.plan-ifthen thead th { background: var(--card); }
.plan-ifthen td:first-child { color: #b07a1e; font-weight: 600; width: 42%; }

.plan-feedback {
  margin: 30px 0 10px; padding: 16px 20px; border: 1px dashed color-mix(in srgb, var(--accent) 45%, var(--border));
  border-radius: var(--radius-card); text-align: center; background: color-mix(in srgb, var(--accent-soft) 50%, var(--bg));
}
.plan-feedback b { display: block; margin-bottom: 10px; }
.plan-fb-btns { display: inline-flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.plan-feedback button {
  border: 1.5px solid var(--border); background: var(--bg); border-radius: 999px; padding: 8px 20px;
  font-size: 14.5px; cursor: pointer; font-family: inherit; transition: all .2s var(--ease);
}
.plan-feedback button:hover { border-color: var(--accent); transform: translateY(-1px); }
.plan-fb-done { font-size: 14px; color: #2e8b57; font-weight: 600; }

@media print {
  .plan-feedback, .consult-mount, .plan-hero .vtabs { display: none !important; }
  .plan-sec { break-inside: avoid; }
}

/* ================= 后台（/admin） ================= */
body.adm { background: var(--card); }
.adm-shell { display: grid; grid-template-columns: 208px 1fr; min-height: 100vh; }
@media (max-width: 820px) { .adm-shell { grid-template-columns: 1fr; } .adm-side { position: static; } }
.adm-side { background: var(--bg); border-right: 1px solid var(--border); padding: 18px 14px; display: flex; flex-direction: column; gap: 14px; }
.adm-side nav { display: flex; flex-direction: column; gap: 2px; }
.adm-side nav a { font-size: 14px; padding: 8px 12px; border-radius: 8px; color: var(--muted); text-decoration: none; }
.adm-side nav a:hover { background: var(--card); color: var(--text); }
.adm-side nav a.on { background: var(--accent-soft); color: var(--accent-dark); font-weight: 600; }
.adm-brand { font-weight: 700; font-size: 16px; }
.adm-brand span { color: var(--accent); }
.adm-brand i { font-style: normal; font-size: 12px; color: var(--muted); margin-left: 6px; }
.adm-side-foot { margin-top: auto; }
.adm-link { border: 0; background: none; color: var(--muted); cursor: pointer; font-size: 13.5px; padding: 6px 0; font-family: inherit; }
.adm-link:hover { color: var(--accent-dark); }
.adm-link.danger { color: #d95d67; }
.adm-main { padding: 20px 26px 60px; min-width: 0; }
.adm-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.adm-top b { font-size: 18px; }
.adm-user { font-size: 13px; color: var(--muted); }
.adm-flash { background: var(--accent-soft); color: var(--accent-dark); border-radius: 8px; padding: 10px 14px; font-size: 13.5px; margin-bottom: 14px; }
.adm-flash.err { background: rgba(217,93,103,.12); color: #d95d67; }
.adm-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
@media (max-width: 900px) { .adm-cards { grid-template-columns: repeat(2, 1fr); } }
.adm-card { background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; }
.adm-card b { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.adm-card .n { font-size: 26px; font-weight: 800; color: var(--accent-dark); }
.adm-card i { display: block; font-style: normal; font-size: 12px; color: var(--muted); margin-top: 4px; }
.adm-block { background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; margin-bottom: 16px; }
.adm-block h3 { margin: 0 0 4px; font-size: 15px; }
.adm-hint { font-size: 12.5px; color: var(--muted); margin: 0 0 12px; }
.adm-funnel-row { display: grid; grid-template-columns: 200px 1fr 60px 48px; align-items: center; gap: 10px; font-size: 13px; margin-bottom: 8px; }
.adm-bar { height: 12px; background: var(--card); border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.adm-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.adm-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.adm-toolbar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: space-between; margin-bottom: 14px; }
.adm-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.adm-tab { font-size: 13px; padding: 6px 12px; border-radius: 999px; background: var(--bg); border: 1px solid var(--border); color: var(--muted); text-decoration: none; }
.adm-tab.on { border-color: var(--accent); color: var(--accent-dark); background: var(--accent-soft); font-weight: 600; }
.adm-tools { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.adm-search { display: flex; gap: 6px; }
.adm-search input { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; font-size: 13px; font-family: inherit; }
.adm-table { width: 100%; border-collapse: collapse; background: var(--bg); font-size: 13.5px; border-radius: 12px; overflow: hidden; }
.adm-table th, .adm-table td { border-bottom: 1px solid var(--border); padding: 9px 10px; text-align: left; vertical-align: top; }
.adm-table th { background: var(--card); font-size: 12.5px; color: var(--muted); position: sticky; top: 0; }
.adm-table td.msg { max-width: 320px; }
.adm-table td.adm-ops { white-space: nowrap; }
.adm-table td.adm-ops form { display: inline-flex; gap: 4px; align-items: center; margin-left: 4px; }
.adm-table select, .adm-table input[type="text"] { background: var(--bg); border: 1px solid var(--border); border-radius: 6px; padding: 4px 6px; font-size: 12.5px; font-family: inherit; max-width: 110px; }
.adm-status { font-size: 12px; padding: 2px 8px; border-radius: 999px; }
.adm-status.s-new { background: var(--accent-soft); color: var(--accent-dark); }
.adm-status.s-contacted { background: rgba(229,161,60,.18); color: #b07a1e; }
.adm-status.s-won { background: rgba(76,175,125,.16); color: #2e8b57; }
.adm-status.s-invalid { background: var(--card); color: var(--muted); }
.adm-note { font-size: 12px; color: var(--muted); margin-top: 4px; }
.adm-empty { background: var(--bg); border: 1px dashed var(--border); border-radius: 12px; padding: 40px; text-align: center; color: var(--muted); }
.adm-form { background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 18px 20px; }
.adm-form-foot { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 16px; }
.adm-field-hint { font-style: normal; font-size: 11.5px; color: var(--muted); font-weight: 400; }
.adm-login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.adm-login-card { width: 360px; max-width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 14px; padding: 26px 24px; box-shadow: var(--shadow-md); }