/* HyMd 官网样式 — 中性低饱和浅色主题，蓝色只用于焦点/徽章/主按钮 */
:root{
  --accent:#005FB8; --accent-hover:#004C93; --accent-soft:rgba(0,95,184,.10);
  --g1:#0060E0; --g2:#0090F0;
  --bg:#F8F8F8; --surface:#FFFFFF; --border:#E5E5E5; --border-strong:#D4D4D4;
  --text:#3B3B3B; --muted:#6E6E6E; --strong:#1F1F1F;
  --ok:#388A34; --danger:#C72E0F;
  --radius:10px; --radius-lg:14px;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.06);
  --font:"Segoe UI","Microsoft YaHei UI","Microsoft YaHei","PingFang SC","Noto Sans CJK SC",system-ui,sans-serif;
  --mono:"Cascadia Code",Consolas,"Noto Sans Mono CJK SC",ui-monospace,monospace;
  --max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font-family:var(--font);color:var(--text);background:var(--surface);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{color:var(--strong);line-height:1.3;margin:0}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

/* ---------- 顶栏 ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--border)}
.nav .wrap{display:flex;align-items:center;height:60px;gap:28px}
.brand{display:flex;align-items:center;gap:10px;color:var(--strong);font-weight:600;font-size:18px}
.brand:hover{text-decoration:none}
.logo{position:relative;width:30px;height:30px;flex:none}
.logo svg,.logo img{position:absolute;inset:0;width:100%;height:100%;border-radius:7px}
.nav-links{display:flex;gap:22px;margin-left:auto;font-size:14.5px}
.nav-links a{color:var(--muted)}
.nav-links a:hover{color:var(--strong);text-decoration:none}
.nav .btn{padding:7px 16px;font-size:14px}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--border);border-radius:8px;width:38px;height:34px;cursor:pointer;color:var(--text)}

/* ---------- 按钮 / 徽章 ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:8px;font-weight:600;font-size:15.5px;border:1px solid transparent;transition:background .15s,border-color .15s;cursor:pointer;font-family:inherit}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover)}
.btn-ghost{background:var(--surface);color:var(--text);border-color:var(--border-strong)}
.btn-ghost:hover{border-color:#B5B5B5;background:#FAFAFA}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;padding:3px 11px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-weight:600}
.badge.gray{background:#F0F0F0;color:var(--muted)}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);border-bottom:1px solid var(--border);padding:76px 0 0;overflow:hidden}
.hero-text{text-align:center;max-width:780px;margin:0 auto}
.hero h1{font-size:52px;font-weight:700;letter-spacing:-.5px;margin:18px 0 18px}
.hero h1 .hl{background:linear-gradient(90deg,var(--g1),var(--g2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:19px;color:var(--muted);max-width:640px;margin:0 auto}
.hero .cta{display:flex;gap:12px;justify-content:center;margin:32px 0 14px;flex-wrap:wrap}
.hero .meta{font-size:13.5px;color:var(--muted)}
.hero-shot{margin:52px auto 0;max-width:1040px;position:relative}
.hero-shot .shot{border-bottom-left-radius:0;border-bottom-right-radius:0;border-bottom:0}

/* ---------- Section 通用 ---------- */
section{padding:96px 0}
section.alt{background:var(--bg);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 52px}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:1.5px;color:var(--accent);text-transform:uppercase}
.sec-head h2{font-size:36px;margin:10px 0 14px;letter-spacing:-.3px}
.sec-head p{color:var(--muted);font-size:17px}

/* ---------- 截图 / 占位窗口 ---------- */
.shot{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden;aspect-ratio:2379/1308}
.shot > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top left;z-index:2}
.mock{position:absolute;inset:0;display:flex;flex-direction:column;font-size:11px;color:var(--muted);user-select:none}
.mock .tb{height:7%;min-height:18px;display:flex;align-items:center;gap:6px;padding:0 2%;background:#F8F8F8;border-bottom:1px solid var(--border)}
.mock .tb i{width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,var(--g1),var(--g2))}
.mock .tb span{font-size:10px;color:#8A8A8A}
.mock .tb .tabs{display:flex;gap:4px;margin:0 auto}
.mock .tb .tabs b{font-weight:500;padding:1px 8px;border-radius:4px;font-size:10px;color:#8A8A8A}
.mock .tb .tabs b.on{background:#fff;border:1px solid var(--border);color:var(--accent)}
.mock .body{flex:1;display:flex;min-height:0}
.mock .act{width:3.6%;background:#F8F8F8;border-right:1px solid var(--border);display:flex;flex-direction:column;align-items:center;gap:9%;padding-top:2%}
.mock .act u{display:block;width:44%;aspect-ratio:1;border-radius:3px;background:#D8D8D8}
.mock .act u:first-child{background:var(--accent)}
.mock .side{width:18%;background:#F8F8F8;border-right:1px solid var(--border);padding:2% 1.6%;display:flex;flex-direction:column;gap:7px}
.mock .main{flex:1;padding:3.2% 5%;display:flex;flex-direction:column;gap:9px;overflow:hidden;background:#fff}
.mock .status{height:4.2%;min-height:12px;background:var(--accent);opacity:.9}
.ln{height:7px;border-radius:4px;background:#ECECEC}
.ln.s{background:#E2E2E2}
.ln.h{height:13px;background:#D5D5D5;width:46%;margin-top:4px}
.ln.a{background:var(--accent-soft)}
.w90{width:90%}.w80{width:80%}.w70{width:70%}.w60{width:60%}.w50{width:50%}.w40{width:40%}.w30{width:30%}
.mtable{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--border);border-radius:4px;overflow:hidden;width:72%}
.mtable div{height:16px;border-right:1px solid var(--border);border-bottom:1px solid var(--border)}
.mtable div:nth-child(-n+4){background:#F3F6FA}
.mtable div.sel{background:var(--accent-soft);box-shadow:inset 0 0 0 1.5px var(--accent)}
.mock .main.paper{background:#EDEDED;flex-direction:row;justify-content:center;align-items:flex-start;gap:3%;padding-top:3%}
.page{background:#fff;width:27%;aspect-ratio:210/297;box-shadow:0 2px 8px rgba(0,0,0,.08);padding:4% 3%;display:flex;flex-direction:column;gap:6px;position:relative}
.page .ln{height:4px}
.page .ln.h{height:7px}
.ruler{position:absolute;top:0;left:0;right:0;height:5px;background:repeating-linear-gradient(90deg,#C8C8C8 0 1px,transparent 1px 6px)}
.mock .main.slides{background:#F3F3F3;flex-direction:row;gap:3%;padding:3%}
.thumbs{width:16%;display:flex;flex-direction:column;gap:8px}
.thumbs div{aspect-ratio:16/9;background:#fff;border:1px solid var(--border);border-radius:3px}
.thumbs div.on{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.slide{flex:1;display:flex;flex-direction:column;gap:10px}
.slide .canvas{aspect-ratio:16/9;background:#fff;border:1px solid var(--border);border-radius:4px;padding:6% 7%;display:flex;flex-direction:column;gap:10px}
.slide .canvas .ln.h{width:55%;height:16px;background:linear-gradient(90deg,var(--g1),var(--g2));opacity:.75}
.slide .notes{background:#fff;border:1px solid var(--border);border-radius:4px;padding:2% 3%;display:flex;flex-direction:column;gap:6px}
.mock .main.themes{display:grid;grid-template-columns:repeat(3,1fr);gap:4%;padding:4% 5%;background:#FAFAFA}
.theme{background:#fff;border:1px solid var(--border);border-radius:6px;padding:7% 8%;display:flex;flex-direction:column;gap:6px}
.theme.on{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}
.theme .ln{height:5px}.theme .ln.h{height:8px}
.theme.serif .ln.h{background:#3B3B3B;opacity:.55}
.theme.blue .ln.h{background:var(--accent);opacity:.6}
.theme.cad .ln{border-radius:0;background:#E0E0E0}
.theme em{font-style:normal;font-size:9.5px;color:#9A9A9A;margin-top:auto}
.ph-note{position:absolute;right:10px;bottom:calc(4.2% + 8px);z-index:1;font-size:10.5px;color:#9A9A9A;background:rgba(255,255,255,.85);border:1px dashed #CFCFCF;padding:1px 8px;border-radius:4px}

/* ---------- 四种看法 ---------- */
.views-tabs{display:flex;justify-content:center;gap:6px;margin-bottom:28px;flex-wrap:wrap}
.views-tabs button{font-family:inherit;font-size:15px;padding:8px 18px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--muted);cursor:pointer}
.views-tabs button[aria-selected=true]{color:var(--accent);border-color:var(--accent);background:var(--accent-soft);font-weight:600}
.views-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:40px;align-items:center}
.view-panel[hidden]{display:none}
.view-copy h3{font-size:24px;margin-bottom:12px}
.view-copy p{color:var(--muted)}
.view-copy ul{padding-left:0;list-style:none;margin:18px 0 0}
.view-copy li{padding-left:24px;position:relative;margin:8px 0}
.view-copy li::before{content:"";position:absolute;left:4px;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--accent)}
.views-note{text-align:center;color:var(--muted);font-size:14.5px;margin-top:36px}
.views-note code{font-family:var(--mono);background:#F0F0F0;padding:1px 6px;border-radius:4px;font-size:13.5px}

/* ---------- 功能网格 ---------- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px 24px 22px;transition:border-color .15s,box-shadow .15s}
.card:hover{border-color:#CFCFCF;box-shadow:var(--shadow)}
.card .ic{width:38px;height:38px;border-radius:9px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:14px}
.card .ic svg{width:20px;height:20px}
.card h3{font-size:17.5px;margin-bottom:8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card p{color:var(--muted);font-size:14.5px;line-height:1.75}
.card .badge{font-size:11.5px;padding:1px 8px;font-weight:500}
.footnote{color:var(--muted);font-size:13.5px;text-align:center;margin-top:28px}

/* ---------- 适合谁 ---------- */
.who{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.who .card{background:var(--surface)}
.who .num{font-family:var(--mono);color:var(--accent);font-size:13px;font-weight:600}
.notfor{margin-top:28px;border:1px dashed var(--border-strong);border-radius:var(--radius);padding:16px 22px;color:var(--muted);font-size:14.5px;background:var(--surface)}
.notfor b{color:var(--text)}

/* ---------- 文件格式 ---------- */
.format{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center}
.format h3{font-size:22px;margin-bottom:14px}
.format p{color:var(--muted);margin-bottom:14px}
.checks{list-style:none;padding:0;margin:20px 0 0}
.checks li{display:flex;gap:10px;margin:10px 0}
.checks svg{flex:none;width:20px;height:20px;color:var(--ok);margin-top:3px}
.code{background:#FFFFFF;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.code .bar{display:flex;align-items:center;gap:8px;padding:9px 14px;border-bottom:1px solid var(--border);background:#F8F8F8;font-size:13px;color:var(--muted);font-family:var(--mono)}
.code .bar i{width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,var(--g1),var(--g2))}
.code pre{margin:0;padding:18px 20px;font-family:var(--mono);font-size:13.5px;line-height:1.75;overflow-x:auto;color:#3B3B3B}
.c-m{color:#8A8A8A}.c-h{color:#0F4A85;font-weight:600}.c-f{color:#A31515}.c-k{color:#005FB8}.c-s{color:#098658}

/* ---------- 价格 ---------- */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.tier{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;display:flex;flex-direction:column}
.tier.featured{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.tier h3{font-size:20px;display:flex;justify-content:space-between;align-items:center}
.tier .price{font-size:26px;font-weight:700;color:var(--strong);margin:14px 0 4px}
.tier .price.tbd{font-size:19px;color:var(--muted);font-weight:600}
.tier .sub{color:var(--muted);font-size:14px;min-height:24px}
.tier ul{list-style:none;padding:0;margin:20px 0 0;border-top:1px solid var(--border);padding-top:16px;flex:1}
.tier li{font-size:14.5px;padding:6px 0 6px 24px;position:relative}
.tier li::before{content:"";position:absolute;left:2px;top:13px;width:10px;height:6px;border-left:2px solid var(--ok);border-bottom:2px solid var(--ok);transform:rotate(-45deg)}
.tier li.inherit{color:var(--muted)}
.tier li.inherit::before{border-color:#B0B0B0}
.trial{margin-top:28px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.trial div{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;font-size:14.5px;color:var(--muted)}
.trial b{display:block;color:var(--strong);font-size:15.5px;margin-bottom:2px}

/* ---------- 下载 ---------- */
.download{text-align:center}
.dl-box{max-width:720px;margin:0 auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:44px 36px;box-shadow:var(--shadow)}
.dl-box .logo{width:64px;height:64px;margin:0 auto 18px}
.dl-box .logo svg,.dl-box .logo img{border-radius:14px}
.dl-box h2{font-size:30px;margin-bottom:10px}
.dl-box p{color:var(--muted)}
.dl-specs{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin:22px 0 26px}
.btn[aria-disabled=true]{background:#E9E9E9;color:#8A8A8A;cursor:not-allowed;border-color:#E0E0E0}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--border);background:var(--surface);border-radius:var(--radius);margin-bottom:10px;padding:0 22px}
.faq summary{cursor:pointer;list-style:none;padding:17px 30px 17px 0;font-weight:600;color:var(--strong);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:4px;top:24px;width:8px;height:8px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform .15s}
.faq details[open] summary::after{transform:rotate(-135deg);top:28px}
.faq details p{color:var(--muted);padding:0 0 18px;font-size:15px}

/* ---------- 页脚 ---------- */
footer{border-top:1px solid var(--border);background:var(--bg);padding:44px 0 36px;font-size:14px;color:var(--muted)}
.foot{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
.foot .brand{font-size:16px;margin-bottom:8px}
.foot-links{display:flex;gap:44px;flex-wrap:wrap}
.foot-links h4{margin:0 0 8px;font-size:13.5px;color:var(--text)}
.foot-links a{display:block;color:var(--muted);line-height:2}
.copyright{margin-top:30px;padding-top:18px;border-top:1px solid var(--border);font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* ---------- 文档页（隐私） ---------- */
.doc{max-width:760px;margin:0 auto;padding:64px 24px 96px}
.doc h1{font-size:34px;margin:14px 0 8px}
.doc h2{font-size:20px;margin:34px 0 10px}
.doc p,.doc li{color:var(--text);font-size:15.5px}
.doc .draft{border:1px solid #F0C36D;background:#FFF8E6;color:#7A5300;border-radius:var(--radius);padding:14px 18px;margin:20px 0 10px;font-size:14.5px}
.doc .todo{background:#FFF3C4;padding:0 4px;border-radius:3px}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .who{grid-template-columns:repeat(2,1fr)}
  .views-grid,.format{grid-template-columns:1fr;gap:28px}
}
@media (max-width:760px){
  body{font-size:15.5px}
  .nav-links{display:none;position:absolute;top:60px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--border);padding:8px 24px 14px}
  .nav-links a{padding:9px 0}
  .nav.open .nav-links{display:flex}
  .menu-btn{display:grid;place-items:center}
  .nav .btn{display:none}
  .hero{padding-top:48px}
  .hero h1{font-size:34px}
  .hero .lead{font-size:16.5px}
  .hero-shot{margin-top:36px}
  section{padding:64px 0}
  .sec-head{margin-bottom:36px}
  .sec-head h2{font-size:27px}
  .grid,.who,.pricing,.trial{grid-template-columns:1fr}
  .mock .side{display:none}
  .mock .act{width:6%}
  .mock .tb .tabs{display:none}
  .ph-note{display:none}
  .views-tabs button{padding:7px 12px;font-size:14px}
  .dl-box{padding:32px 20px}
  .copyright{flex-direction:column}
  .code pre{font-size:12.5px}
}

/* ---------- 修正 ---------- */
.dl-box .logo{display:block}
h1,h2,h3{text-wrap:balance}
.sec-head p,.hero .lead{text-wrap:pretty}
.hero h1 .hl{white-space:nowrap}
.card code,.view-copy code{font-family:var(--mono);font-size:.9em;background:#F0F0F0;padding:0 5px;border-radius:4px}
#fmt-title{font-size:32px}
@media (max-width:760px){
  .mock .main.themes{grid-template-columns:repeat(3,1fr);grid-template-rows:1fr;gap:5%;padding:6% 5%}
  .mock .main.themes .theme:nth-child(n+4){display:none}
  .mock .main{gap:6px}
  #fmt-title{font-size:26px}
}

/* =========================================================
   多页共享（v2）— Writer A 维护
   ========================================================= */
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--accent);color:#fff;padding:6px 14px;border-radius:6px}
.skip:focus{left:12px}
.logo img{object-fit:contain;border-radius:0!important}
.nav .wrap{gap:20px}
.nav-links{gap:18px;font-size:14.5px;white-space:nowrap}
.nav-links a{position:relative}
.nav-links a[aria-current=page]{color:var(--accent);font-weight:600}
.nav-links a[aria-current=page]::after{content:"";position:absolute;left:0;right:0;bottom:-19px;height:2px;background:var(--accent);border-radius:2px}
.nav-dl-mobile{display:none}
@media (max-width:1100px){
  .nav-links{display:none;position:absolute;top:60px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--border);padding:8px 24px 14px;box-shadow:0 8px 20px rgba(0,0,0,.06)}
  .nav-links a{padding:9px 0;border-bottom:1px solid #F2F2F2}
  .nav-links a:last-child{border-bottom:0}
  .nav-links a[aria-current=page]::after{display:none}
  .nav.open .nav-links{display:flex}
  .menu-btn{display:grid;place-items:center;margin-left:12px}
  .nav-dl{margin-left:auto}
}
@media (max-width:760px){
  .nav-dl{display:none}
  .menu-btn{margin-left:auto}
  .nav-dl-mobile{display:block;color:var(--accent)!important;font-weight:600}
}

/* 徽章 */
.badge.plan{background:#FFF4E0;color:#9A5B00}
.badge.ok{background:#E8F4E7;color:var(--ok)}

/* 子页首屏 */
.page-hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);border-bottom:1px solid var(--border);padding:72px 0 64px;text-align:center}
.page-hero h1{font-size:44px;font-weight:700;letter-spacing:-.4px;margin:12px auto 16px;max-width:860px}
.page-hero h1 .hl{background:linear-gradient(90deg,var(--g1),var(--g2));-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero .lead{font-size:18px;color:var(--muted);max-width:720px;margin:0 auto;text-wrap:pretty}
.page-hero .toc{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:28px}
.page-hero .toc a{font-size:14px;padding:5px 14px;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text)}
.page-hero .toc a:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}

/* 网格变体 */
.grid.g2{grid-template-columns:repeat(2,1fr)}
.grid.g4{grid-template-columns:repeat(4,1fr)}
a.card{display:block;color:inherit}
a.card:hover{text-decoration:none;border-color:var(--accent)}
.card .more{display:inline-block;margin-top:12px;font-size:14px;font-weight:600;color:var(--accent)}

/* 提示框 */
.callout{border:1px solid var(--border);border-left:4px solid var(--accent);background:var(--surface);border-radius:8px;padding:14px 18px;color:var(--text);font-size:15px}
.callout.warn{border-left-color:#C98A00;background:#FFFBF0}
.callout b{color:var(--strong)}

/* 表格 */
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);-webkit-overflow-scrolling:touch}
table.tbl{border-collapse:collapse;width:100%;font-size:14.5px;min-width:640px}
.tbl th,.tbl td{padding:11px 14px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
.tbl thead th{background:#F6F8FA;color:var(--strong);font-weight:600;white-space:nowrap;position:sticky;top:0}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody tr:hover td{background:#FAFBFC}
.tbl td.hl,.tbl th.hl{background:rgba(0,95,184,.05)}

/* 长文 */
.prose{max-width:780px;margin:0 auto}
.prose h2{font-size:26px;margin:44px 0 12px}
.prose h3{font-size:19px;margin:28px 0 8px}
.prose p,.prose li{color:var(--text);font-size:16px}
.prose p{margin:0 0 14px}
.prose code{font-family:var(--mono);font-size:.9em;background:#F0F0F0;padding:0 5px;border-radius:4px}

/* 页尾行动条 */
.cta-band{background:linear-gradient(90deg,var(--g1),var(--g2));color:#fff;border-radius:var(--radius-lg);padding:40px 44px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:6px}
.cta-band p{color:rgba(255,255,255,.88)}
.cta-band .btn{background:#fff;color:var(--accent)}
.cta-band .btn:hover{background:#F0F6FF}
.cta-band .btn.btn-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}

/* 页脚 */
.foot-meta{font-size:13px;margin-top:4px}
.foot-brand p{max-width:280px}

@media (max-width:1024px){ .grid.g4{grid-template-columns:repeat(2,1fr)} }
@media (max-width:760px){
  .page-hero{padding:48px 0 44px}
  .page-hero h1{font-size:30px}
  .page-hero .lead{font-size:16px}
  .grid.g2,.grid.g4{grid-template-columns:1fr}
  .cta-band{padding:28px 24px}
  .prose h2{font-size:22px}
}