/* roulang page: index */
:root{
  --coral:#E85C4A;
  --coral-deep:#C4452F;
  --ink:#14343A;
  --ink-soft:#2A5A5C;
  --apricot:#FFB86B;
  --bg:#FFF8F3;
  --bg-alt:#F6EFE9;
  --card:#FFFFFF;
  --text:#1D2B2C;
  --muted:#5B6B6B;
  --weak:#93A1A0;
  --line:#EADFD6;
  --ok:#2FA37A;
  --r-card:16px;
  --r-btn:12px;
  --sh-1:0 2px 6px rgba(20,52,58,.05);
  --sh-2:0 14px 30px rgba(20,52,58,.10);
  --sh-3:0 18px 42px rgba(20,52,58,.14);
  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --bs-body-color:#1D2B2C;
  --bs-body-bg:#FFF8F3;
  --bs-border-radius:12px;
  --bs-primary:#E85C4A;
  --bs-primary-rgb:232,92,74;
  --bs-link-color:#1D2B2C;
  --bs-link-hover-color:#C4452F;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:132px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.88;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.2px}
ul,ol{margin:0;padding:0;list-style:none}
a{
  color:var(--ink);
  text-decoration:underline;
  text-decoration-color:var(--coral);
  text-decoration-thickness:2px;
  text-underline-offset:3px;
  transition:color .25s ease,text-decoration-color .25s ease,text-underline-offset .25s ease;
}
a:hover{color:var(--coral-deep);text-decoration-color:var(--coral-deep);text-underline-offset:4px}
a:focus-visible{outline:2px solid var(--apricot);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:24px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;text-decoration:none;
  border:1.5px solid transparent;cursor:pointer;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn:hover{text-decoration:none}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 30px;font-size:17px;border-radius:999px}
.btn-coral{background:var(--coral);color:#fff;border-color:var(--coral);box-shadow:0 6px 16px rgba(232,92,74,.22)}
.btn-coral:hover{background:var(--coral-deep);border-color:var(--coral-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(196,69,47,.24)}
.btn-coral:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:rgba(255,184,107,.24);color:var(--ink);border-color:var(--ink);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--apricot);outline-offset:2px}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:1040;background:rgba(255,248,243,.96);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.nav-main-inner{display:flex;align-items:center;gap:28px;padding-block:14px;transition:padding .25s ease}
body.nav-shrink .nav-main-inner{padding-block:8px}
body.nav-shrink .site-header{box-shadow:var(--sh-1)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  background:var(--coral);color:#fff;font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;letter-spacing:0;
  box-shadow:0 6px 14px rgba(232,92,74,.28);
}
.brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:-.2px;max-width:190px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  border-radius:10px;font-size:15px;font-weight:600;color:var(--muted);text-decoration:none;
  transition:color .25s ease,background .25s ease;
}
.nav-links a:hover{color:var(--ink);background:rgba(255,184,107,.22)}
.nav-links a.active{color:var(--ink);font-weight:700}
.nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;border-radius:2px;background:var(--coral)}
.nav-links a.active::before{content:"";position:absolute;left:4px;top:50%;transform:translateY(-50%);width:6px;height:6px;border-radius:50%;background:var(--coral)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .25s ease;
}
.icon-btn:hover{background:var(--bg-alt);color:var(--coral);border-color:var(--apricot)}
.icon-btn:focus-visible{outline:2px solid var(--apricot);outline-offset:2px}
.search-bar{display:none;padding:0 0 14px}
.search-bar.open{display:block}
.search-bar form{display:flex;gap:10px}
.search-bar input{
  flex:1;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;
  padding:0 16px;font-size:15px;color:var(--text);transition:border-color .25s ease,box-shadow .25s ease;
}
.search-bar input:focus{outline:none;border-color:var(--apricot);box-shadow:0 0 0 3px rgba(255,184,107,.32)}
.nav-toggle{display:none}

.nav-sub{background:var(--bg-alt);border-top:1px solid var(--line)}
.nav-sub-inner{display:flex;align-items:center;gap:18px;height:44px}
.nav-sub-label{font-size:13px;font-weight:700;color:var(--ink-soft);letter-spacing:.5px;flex:none}
.stage-chips{display:flex;align-items:center;gap:10px;overflow-x:auto;scrollbar-width:none;padding-block:4px}
.stage-chips::-webkit-scrollbar{display:none}
.chip-stage{
  display:inline-flex;align-items:center;gap:7px;flex:none;
  height:28px;padding:0 13px;border-radius:999px;font-size:13px;font-weight:600;line-height:1;
  border:1px solid var(--line);background:#fff;color:var(--muted);
  transition:all .25s ease;white-space:nowrap;
}
.chip-stage i{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}
.chip-stage.is-warm{background:var(--apricot);border-color:var(--apricot);color:var(--ink)}
.chip-stage.is-live{background:var(--coral);border-color:var(--coral);color:#fff;position:relative}
.chip-stage.is-live i{animation:pulse 1.8s ease-in-out infinite}
.chip-stage.is-replay{background:var(--ink);border-color:var(--ink);color:#F6EFE9}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.7)}}

/* 移动抽屉 */
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;z-index:1100;
  transform:translateX(102%);transition:transform .3s ease;display:flex;flex-direction:column;
  box-shadow:var(--sh-3);padding:20px 20px 24px;overflow-y:auto}
body.drawer-open .drawer{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(20,52,58,.42);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:1090}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:20px;line-height:1;color:var(--ink);cursor:pointer}
.drawer-close:hover{background:var(--bg-alt);color:var(--coral)}
.drawer-nav{display:flex;flex-direction:column;margin:12px 0 0}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;height:48px;padding:0 4px;border-bottom:1px dashed var(--line);font-size:16px;font-weight:600;color:var(--text);text-decoration:none}
.drawer-nav a.active{color:var(--coral)}
.drawer-nav a::after{content:"›";color:var(--weak);font-size:20px;line-height:1}
.drawer-chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;margin:18px 0}
.drawer-chips::-webkit-scrollbar{display:none}
.drawer-cta{margin-top:auto;padding-top:18px}

/* ============ 通用 section ============ */
.sec{padding-block:88px;position:relative}
.sec-alt{background:var(--bg-alt)}
.sec-head{max-width:820px;margin-bottom:42px}
.sec-head h2{
  position:relative;padding-left:18px;font-size:30px;font-weight:700;line-height:1.36;letter-spacing:-.4px;
}
.sec-head h2::before{content:"";position:absolute;left:0;top:7px;width:4px;height:22px;border-radius:2px;background:var(--coral)}
.sec-sub{margin:12px 0 0;color:var(--muted);font-size:15px;line-height:1.8}
.sec-alt .sec-head h2{color:var(--ink)}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  padding-block:56px 72px;
  background:
    radial-gradient(760px 420px at 88% -10%, rgba(255,184,107,.30), rgba(255,184,107,0) 70%),
    linear-gradient(180deg,#FFF8F3 0%,#FFF3EA 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/c8d50a2bf7e0e7cd.jpg');
  background-size:cover;background-position:center;
  opacity:.10;filter:saturate(115%);
  mask-image:linear-gradient(90deg,rgba(0,0,0,.9),rgba(0,0,0,.15) 70%,rgba(0,0,0,0));
  -webkit-mask-image:linear-gradient(90deg,rgba(0,0,0,.9),rgba(0,0,0,.15) 70%,rgba(0,0,0,0));
  pointer-events:none;
}
.hero > .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.28fr .72fr;gap:48px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(232,92,74,.10);color:var(--coral-deep);
  font-size:13px;font-weight:700;letter-spacing:.4px;margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--coral)}
.hero h1{
  font-size:44px;font-weight:800;line-height:1.24;letter-spacing:-.6px;margin-bottom:20px;
  background-image:linear-gradient(transparent 66%, rgba(255,184,107,.55) 66%, rgba(255,184,107,.55) 92%, transparent 92%);
  background-repeat:no-repeat;background-size:100% 100%;
  display:inline;
}
.hero-lead{font-size:17px;line-height:1.92;color:var(--muted);max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:20px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags li{
  display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-soft);
}
.hero-tags li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ok)}

.hero-side{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 24px;
  box-shadow:var(--sh-2);
}
.hero-side h2{font-size:19px;font-weight:700;margin-bottom:10px}
.hero-side p{font-size:14px;color:var(--muted);line-height:1.8}
.subscribe-form{display:flex;flex-direction:column;gap:10px;margin:18px 0 10px}
.subscribe-form input{
  height:48px;border-radius:12px;border:1px solid var(--line);background:var(--bg);
  padding:0 16px;font-size:15px;color:var(--text);transition:border-color .25s ease,box-shadow .25s ease;
}
.subscribe-form input::placeholder{color:var(--weak)}
.subscribe-form input:focus{outline:none;border-color:var(--apricot);box-shadow:0 0 0 3px rgba(255,184,107,.34);background:#fff}
.form-note{font-size:13px;color:var(--weak);line-height:1.7;margin:0}

.roadmap{
  margin-top:52px;background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:28px 30px;box-shadow:var(--sh-1);
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.roadmap-item{position:relative;padding-left:0}
.roadmap-step{
  display:inline-flex;align-items:center;justify-content:center;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(255,184,107,.30);color:var(--ink);font-size:12px;font-weight:700;letter-spacing:.3px;margin-bottom:10px;
}
.roadmap-item h3{font-size:15px;font-weight:700;margin-bottom:6px;color:var(--ink)}
.roadmap-item p{font-size:13px;color:var(--muted);line-height:1.75;margin:0}
.roadmap-item::after{
  content:"";position:absolute;right:-10px;top:12px;width:12px;height:12px;border-top:2px solid var(--line);border-right:2px solid var(--line);transform:rotate(45deg);
}
.roadmap-item:last-child::after{display:none}

/* ============ 快捷入口带 ============ */
.quickbar-wrap{background:var(--bg-alt);border-block:1px solid var(--line);padding-block:20px}
.quickbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.quickbar-label{font-size:13px;font-weight:700;color:var(--ink-soft);margin-right:6px;letter-spacing:.4px}
.quick-link{
  display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-soft);
  text-decoration:none;transition:all .25s ease;white-space:nowrap;
}
.quick-link i{font-size:12px;color:var(--coral)}
.quick-link:hover{background:var(--coral);border-color:var(--coral);color:#fff;text-decoration:none;transform:translateY(-1px)}
.quick-link:hover i{color:#fff}

/* ============ 功能分组 ============ */
.feature-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;align-items:stretch}
.feature-main{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:32px;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:14px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.feature-main:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.feature-side{display:grid;gap:24px}
.feature-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:12px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.ficon{
  width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(232,92,74,.10);color:var(--coral);font-size:19px;flex:none;
}
.ficon.ink{background:rgba(20,52,58,.08);color:var(--ink-soft)}
.ficon.apricot{background:rgba(255,184,107,.30);color:var(--coral-deep)}
.feature-main h3,.feature-card h3{font-size:20px;font-weight:700;line-height:1.4}
.feature-main p,.feature-card p{font-size:15px;color:var(--muted);line-height:1.85;margin:0}
.feature-band{
  margin-top:24px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--ok);
  border-radius:var(--r-card);padding:24px 28px;display:flex;gap:20px;align-items:flex-start;
  box-shadow:var(--sh-1);
}
.feature-band h3{font-size:18px;margin-bottom:6px}
.feature-band p{font-size:15px;color:var(--muted);margin:0}

/* ============ 使用场景 ============ */
.scene-list{border-top:1px solid var(--line)}
.scene-item{
  display:grid;grid-template-columns:52px 1fr;gap:22px;align-items:start;
  padding:24px 4px;border-bottom:1px dashed var(--line);transition:background .25s ease,padding-left .25s ease;
  border-radius:8px;
}
.scene-item:hover{background:rgba(255,184,107,.14);padding-left:14px}
.scene-num{
  width:44px;height:44px;border-radius:50%;background:var(--apricot);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}
.scene-item h3{font-size:18px;font-weight:700;margin-bottom:6px}
.scene-item p{font-size:15px;color:var(--muted);margin:0;line-height:1.85}

/* ============ 演示图文 ============ */
.showcase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.shot{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;
}
.shot:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.shot-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt)}
.shot-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.shot:hover .shot-media img{transform:scale(1.03)}
.shot-body{padding:20px 22px 22px}
.shot-body h3{font-size:17px;font-weight:700;margin-bottom:8px}
.shot-body p{font-size:14px;color:var(--muted);margin:0;line-height:1.8}
.showcase-points{margin-top:26px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.point{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;
  display:flex;gap:12px;align-items:flex-start;
}
.point i{color:var(--coral);font-size:15px;margin-top:5px}
.point span{font-size:14px;color:var(--muted);line-height:1.8}

/* ============ 开场示范 ============ */
.openers-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.quote{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--coral);
  border-radius:14px;padding:24px 26px;margin-bottom:18px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.quote:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.quote blockquote{margin:0 0 12px;font-size:18px;line-height:1.75;color:var(--ink);font-weight:600}
.quote p{font-size:14px;color:var(--muted);margin:0;line-height:1.85}
.tiny-note{font-size:13px;color:var(--weak);margin-top:18px;line-height:1.7}
.openers-figure{
  position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-2);
}
.openers-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.openers-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:24px 22px 18px;color:#fff;font-size:14px;line-height:1.7;
  background:linear-gradient(180deg,rgba(20,52,58,0) 0%,rgba(20,52,58,.82) 72%);
}

/* ============ 免费权益 ============ */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.tier{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px 26px 26px;
  display:flex;flex-direction:column;gap:14px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.tier:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.tier.is-featured{border:2px solid var(--coral);box-shadow:0 16px 34px rgba(232,92,74,.14)}
.tier-tag{
  align-self:flex-start;height:26px;padding:0 12px;border-radius:999px;background:rgba(255,184,107,.32);
  color:var(--ink);font-size:12px;font-weight:700;display:inline-flex;align-items:center;letter-spacing:.3px;
}
.tier h3{font-size:19px;font-weight:700}
.tier-price{font-size:30px;font-weight:800;color:var(--coral);line-height:1.2;letter-spacing:-.5px}
.tier-price small{font-size:14px;font-weight:600;color:var(--muted);margin-left:6px;letter-spacing:0}
.tier ul{display:grid;gap:10px;margin-top:4px}
.tier li{display:flex;gap:10px;font-size:14px;color:var(--muted);line-height:1.75;align-items:flex-start}
.tier li i{color:var(--ok);font-size:13px;margin-top:5px;flex:none}

/* ============ 评价墙 ============ */
.wall{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.wall-col{display:grid;gap:20px}
.wall-col:nth-child(2){margin-top:34px}
.wall-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 24px;
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;
}
.wall-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.wall-card p{font-size:15px;color:var(--text);line-height:1.85;margin:0 0 12px}
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.2px;
  background:rgba(255,184,107,.28);color:var(--coral-deep);
}
.chip.ink{background:rgba(20,52,58,.08);color:var(--ink-soft)}
.chip.coral{background:rgba(232,92,74,.12);color:var(--coral-deep)}

/* ============ 话题标签云 ============ */
.topic-layout{display:grid;grid-template-columns:1.42fr .58fr;gap:32px;align-items:start}
.cloud{display:flex;flex-wrap:wrap;gap:10px}
.cloud span{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--ink-soft);background:#fff;border:1px solid var(--line);
  transition:all .25s ease;cursor:default;
}
.cloud span:nth-child(3n+1){background:rgba(255,184,107,.24);border-color:rgba(255,184,107,.6)}
.cloud span:nth-child(3n+2){background:rgba(232,92,74,.10);border-color:rgba(232,92,74,.28);color:var(--coral-deep)}
.cloud span:nth-child(3n){background:rgba(20,52,58,.06);border-color:rgba(20,52,58,.16)}
.cloud span:hover{transform:translateY(-2px);box-shadow:var(--sh-1)}
.short-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px 24px;box-shadow:var(--sh-1)}
.short-list h3{font-size:16px;margin-bottom:14px}
.short-list li{
  display:flex;gap:10px;font-size:14px;color:var(--muted);line-height:1.8;
  padding:11px 0;border-bottom:1px dashed var(--line);
}
.short-list li:last-child{border-bottom:0;padding-bottom:0}
.short-list li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--coral);flex:none;margin-top:9px}

/* ============ 精选清单 ============ */
.pick-list{display:grid;gap:0;border-top:1px solid var(--line)}
.pick-item{
  display:grid;grid-template-columns:60px 1fr auto;gap:20px;align-items:center;
  padding:22px 8px;border-bottom:1px solid var(--line);transition:background .25s ease,padding-left .25s ease;
}
.pick-item:hover{background:#fff;padding-left:16px}
.pick-num{font-size:22px;font-weight:800;color:var(--apricot);letter-spacing:-1px}
.pick-item h3{font-size:17px;font-weight:700;margin-bottom:5px}
.pick-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.8}
.pick-item .chip{flex:none}

/* ============ CMS 资讯 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.post-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-cat{
  position:absolute;left:14px;top:14px;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.94);color:var(--coral-deep);font-size:12px;font-weight:700;
  display:inline-flex;align-items:center;
}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-title{font-size:17px;font-weight:700;line-height:1.55}
.post-title a{text-decoration:none;color:var(--ink)}
.post-title a:hover{color:var(--coral-deep);text-decoration:underline}
.post-ex{
  font-size:14px;color:var(--muted);line-height:1.8;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--weak)}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:44px 28px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:18px}

/* ============ 新手时间线 ============ */
.timeline{position:relative;padding-left:34px;display:grid;gap:28px}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:var(--apricot);border-radius:2px}
.tl-item{position:relative}
.tl-item::before{
  content:"";position:absolute;left:-34px;top:6px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--coral);box-shadow:0 0 0 4px rgba(255,184,107,.30);
}
.tl-item h3{font-size:17px;font-weight:700;margin-bottom:6px}
.tl-item p{font-size:15px;color:var(--muted);margin:0;line-height:1.85}

/* ============ 安全礼仪 ============ */
.safety-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.safety-copy h2{font-size:29px;font-weight:700;line-height:1.38;margin-bottom:14px;padding-left:18px;position:relative}
.safety-copy h2::before{content:"";position:absolute;left:0;top:6px;width:4px;height:22px;border-radius:2px;background:var(--coral)}
.safety-copy p{font-size:15px;color:var(--muted);line-height:1.9}
.safety-list{display:grid;gap:14px}
.safety-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;
  display:flex;gap:14px;align-items:flex-start;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.safety-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.safety-item i{color:var(--ok);font-size:16px;margin-top:5px;flex:none}
.safety-item h3{font-size:16px;font-weight:700;margin-bottom:4px}
.safety-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.8}

/* ============ FAQ 手风琴 ============ */
.faq-wrap{max-width:900px}
.accordion-item{border:0;background:transparent;margin-bottom:12px}
.accordion-button{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:16px !important;
  padding:18px 22px;font-size:16px;font-weight:700;color:var(--ink);box-shadow:var(--sh-1);
  display:flex;align-items:center;gap:14px;transition:all .25s ease;
}
.accordion-button:not(.collapsed){
  background:#fff;color:var(--coral-deep);box-shadow:inset 4px 0 0 var(--coral),var(--sh-2);
  border-color:rgba(232,92,74,.35);
}
.accordion-button:focus{box-shadow:inset 4px 0 0 var(--coral),0 0 0 3px rgba(255,184,107,.42);border-color:var(--apricot)}
.accordion-button::after{display:none}
.acc-icon{margin-left:auto;position:relative;width:16px;height:16px;flex:none}
.acc-icon::before,.acc-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .25s ease,opacity .25s ease;
}
.acc-icon::before{left:0;top:7px;width:16px;height:2px}
.acc-icon::after{left:7px;top:0;width:2px;height:16px}
.accordion-button:not(.collapsed) .acc-icon::after{transform:rotate(90deg);opacity:0}
.accordion-body{
  padding:18px 22px 6px;font-size:15px;color:var(--muted);line-height:1.9;background:transparent;
}

/* ============ 分类入口 ============ */
.channel-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:stretch}
.channel-main{
  display:flex;flex-direction:column;gap:12px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:32px;text-decoration:none;color:var(--ink);
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.channel-main:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--apricot);text-decoration:none;color:var(--ink)}
.channel-main h3{font-size:22px;font-weight:700;line-height:1.4}
.channel-main p{font-size:15px;color:var(--muted);margin:0;line-height:1.85}
.channel-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--coral);margin-top:6px}
.channel-side{display:grid;gap:12px;align-content:start}
.anchor-link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;
  font-size:15px;font-weight:600;color:var(--ink-soft);text-decoration:none;
  transition:all .25s ease;
}
.anchor-link:hover{background:rgba(255,184,107,.18);border-color:var(--apricot);color:var(--ink);text-decoration:none;transform:translateX(3px)}
.anchor-link i{color:var(--coral);font-size:13px}

/* ============ 下载区 ============ */
.download-sec{padding-block:0}
.download-card{
  position:relative;overflow:hidden;border-radius:24px;padding:44px 46px;
  background:linear-gradient(135deg,#14343A 0%,#1C444A 58%,#2A5A5C 100%);
  color:#F6EFE9;box-shadow:var(--sh-3);
  display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;
}
.download-card::before{
  content:"";position:absolute;inset:0;background-image:url('/assets/images/322ac842b21e5b28.webp');
  background-size:cover;background-position:center;opacity:.14;pointer-events:none;
}
.download-card > *{position:relative;z-index:1}
.download-card h2{color:#fff;font-size:28px;font-weight:700;line-height:1.4;margin-bottom:12px}
.download-card p{color:rgba(246,239,233,.78);font-size:15px;line-height:1.85;margin:0}
.dl-buttons{display:grid;gap:12px}
.btn-dl{
  display:flex;align-items:center;justify-content:flex-start;gap:14px;height:60px;padding:0 22px;
  border-radius:14px;border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);
  color:#fff;text-decoration:none;transition:all .25s ease;
}
.btn-dl:hover{background:#fff;color:var(--ink);border-color:#fff;text-decoration:none;transform:translateY(-2px)}
.btn-dl i{font-size:20px;width:24px;text-align:center;color:var(--apricot);transition:color .25s ease}
.btn-dl:hover i{color:var(--coral)}
.btn-dl .dl-txt{display:flex;flex-direction:column;line-height:1.3}
.btn-dl .dl-txt strong{font-size:15px;font-weight:700}
.btn-dl .dl-txt small{font-size:12px;opacity:.72}

/* ============ 结尾 CTA ============ */
.final-cta{
  position:relative;overflow:hidden;background:var(--coral);color:#fff;border-radius:0;
  padding-block:64px;
}
.final-cta::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.10) 0 2px,transparent 2px 14px);
  opacity:.7;pointer-events:none;
}
.final-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.final-inner h2{color:#fff;font-size:29px;font-weight:800;line-height:1.4;margin-bottom:10px;letter-spacing:-.3px}
.final-inner p{color:rgba(255,255,255,.9);font-size:15px;margin:0;line-height:1.8}
.final-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn-white{background:#fff;color:var(--coral-deep);border-color:#fff;box-shadow:0 8px 20px rgba(20,52,58,.18)}
.btn-white:hover{background:#FFF3EA;color:var(--coral-deep);border-color:#FFF3EA;transform:translateY(-1px)}
.btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.72)}
.btn-outline-white:hover{background:rgba(255,255,255,.16);color:#fff;border-color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(246,239,233,.78);padding-block:64px 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--coral);color:#fff;width:38px;height:38px;border-radius:11px;font-size:13px}
.footer-brand span{color:#fff;font-weight:800;font-size:15px;line-height:1.3}
.footer-about p{font-size:14px;line-height:1.85;color:rgba(246,239,233,.66);margin:0;max-width:330px}
.footer-col h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.3px}
.footer-col a,.footer-col span{
  display:block;font-size:14px;color:rgba(246,239,233,.72);text-decoration:none;
  padding:7px 0;transition:color .25s ease,padding-left .25s ease;
}
.footer-col a:hover{color:var(--apricot);text-decoration:none;padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-block:22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:rgba(246,239,233,.56);
}
.footer-bottom-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-bottom-links span{color:rgba(246,239,233,.56)}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .hero h1{font-size:38px}
  .hero-lead{font-size:16px}
  .sec{padding-block:76px}
}
@media (max-width:991.98px){
  .nav-links,.nav-actions .btn{display:none}
  .nav-toggle{
    display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
    border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;
  }
  .nav-toggle:hover{background:var(--bg-alt);color:var(--coral)}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero h1{font-size:34px}
  .roadmap{grid-template-columns:repeat(2,1fr);gap:24px 20px}
  .roadmap-item:nth-child(2)::after{display:none}
  .feature-grid{grid-template-columns:1fr}
  .showcase-grid{grid-template-columns:repeat(2,1fr)}
  .showcase-points{grid-template-columns:1fr}
  .openers-layout{grid-template-columns:1fr}
  .tier-grid{grid-template-columns:1fr}
  .topic-layout{grid-template-columns:1fr}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .safety-layout{grid-template-columns:1fr;gap:26px}
  .channel-layout{grid-template-columns:1fr}
  .download-card{grid-template-columns:1fr;padding:36px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .sec{padding-block:64px}
}
@media (max-width:575.98px){
  body{font-size:15px;line-height:1.85}
  .container{padding-inline:18px}
  html{scroll-padding-top:112px}
  .nav-main-inner{gap:12px;padding-block:10px}
  .brand-text{font-size:13px;max-width:150px}
  .brand-mark{width:36px;height:36px;border-radius:10px;font-size:12px}
  .nav-sub-inner{height:auto;padding-block:8px;gap:10px;flex-wrap:wrap}
  .nav-sub-label{font-size:12px}
  .hero{padding-block:36px 52px}
  .hero h1{font-size:27px;line-height:1.32;display:block;background:none}
  .hero-lead{font-size:15px;line-height:1.9}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .roadmap{grid-template-columns:1fr;padding:22px 20px;gap:18px;margin-top:36px}
  .roadmap-item::after{display:none}
  .sec{padding-block:48px}
  .sec-head{margin-bottom:28px}
  .sec-head h2{font-size:22px;padding-left:14px}
  .sec-head h2::before{height:18px;top:5px;width:3px}
  .sec-sub{font-size:14px}
  .feature-main,.feature-card{padding:22px 20px}
  .feature-band{flex-direction:column;gap:12px;padding:20px}
  .scene-item{grid-template-columns:44px 1fr;gap:14px;padding:18px 2px}
  .scene-item:hover{padding-left:6px}
  .scene-num{width:38px;height:38px;font-size:14px}
  .showcase-grid{grid-template-columns:1fr}
  .quote{padding:20px}
  .quote blockquote{font-size:16px}
  .wall{grid-template-columns:1fr}
  .wall-col:nth-child(2){margin-top:0}
  .pick-item{grid-template-columns:44px 1fr;gap:14px;padding:18px 4px}
  .pick-item .chip{display:none}
  .pick-num{font-size:19px}
  .post-grid{grid-template-columns:1fr}
  .timeline{padding-left:28px}
  .tl-item::before{left:-28px;width:18px;height:18px}
  .accordion-button{padding:15px 16px;font-size:15px;border-radius:14px !important}
  .accordion-body{padding:14px 16px 4px;font-size:14px}
  .download-card{padding:28px 22px;border-radius:18px}
  .download-card h2{font-size:22px}
  .btn-dl{height:56px;padding:0 18px}
  .final-inner{flex-direction:column;align-items:flex-start;gap:22px}
  .final-inner h2{font-size:22px}
  .final-actions{width:100%;flex-direction:column}
  .final-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .site-footer{padding-block:44px 0}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .quickbar{gap:8px}
  .quick-link{height:34px;padding:0 13px;font-size:13px}
}

/* roulang page: article */
:root{
  --coral:#E85C4A;
  --coral-deep:#C4452F;
  --ink:#14343A;
  --ink-soft:#2A5A5C;
  --apricot:#FFB86B;
  --bg:#FFF8F3;
  --bg-alt:#F6EFE9;
  --card:#FFFFFF;
  --text:#1D2B2C;
  --muted:#5B6B6B;
  --weak:#93A1A0;
  --line:#EADFD6;
  --ok:#2FA37A;
  --r-card:16px;
  --r-btn:12px;
  --sh-1:0 2px 6px rgba(20,52,58,.05);
  --sh-2:0 14px 30px rgba(20,52,58,.10);
  --sh-3:0 18px 42px rgba(20,52,58,.14);
  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --bs-body-color:#1D2B2C;
  --bs-body-bg:#FFF8F3;
  --bs-border-radius:12px;
  --bs-primary:#E85C4A;
  --bs-primary-rgb:232,92,74;
  --bs-link-color:#1D2B2C;
  --bs-link-hover-color:#C4452F;
}
html{scroll-behavior:smooth;scroll-padding-top:132px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.88;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{
  color:var(--ink);
  text-decoration:underline;
  text-decoration-color:var(--coral);
  text-decoration-thickness:2px;
  text-underline-offset:3px;
  transition:color .25s ease,text-decoration-color .25s ease,text-underline-offset .25s ease;
}
a:hover{color:var(--coral-deep);text-decoration-color:var(--coral-deep);text-underline-offset:4px}
a:focus-visible{outline:2px solid var(--apricot);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:24px}
h1,h2,h3,h4{color:var(--ink);margin:0;letter-spacing:-.3px}
p{margin:0}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;text-decoration:none;
  border:1.5px solid transparent;cursor:pointer;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn:hover{text-decoration:none}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 30px;font-size:17px;border-radius:999px}
.btn-coral{background:var(--coral);color:#fff;border-color:var(--coral);box-shadow:0 6px 16px rgba(232,92,74,.22)}
.btn-coral:hover{background:var(--coral-deep);border-color:var(--coral-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(196,69,47,.24)}
.btn-coral:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:rgba(255,184,107,.24);color:var(--ink);border-color:var(--ink);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--apricot);outline-offset:2px}
/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:1040;background:rgba(255,248,243,.96);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.nav-main-inner{display:flex;align-items:center;gap:28px;padding-block:14px;transition:padding .25s ease}
body.nav-shrink .nav-main-inner{padding-block:8px}
body.nav-shrink .site-header{box-shadow:var(--sh-1)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  background:var(--coral);color:#fff;font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;letter-spacing:0;
  box-shadow:0 6px 14px rgba(232,92,74,.28);
}
.brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:-.2px;max-width:190px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  border-radius:10px;font-size:15px;font-weight:600;color:var(--muted);text-decoration:none;
  transition:color .25s ease,background .25s ease;
}
.nav-links a:hover{color:var(--ink);background:rgba(255,184,107,.22);text-decoration:none}
.nav-links a.active{color:var(--ink);font-weight:700}
.nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;border-radius:2px;background:var(--coral)}
.nav-links a.active::before{content:"";position:absolute;left:4px;top:50%;transform:translateY(-50%);width:6px;height:6px;border-radius:50%;background:var(--coral)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .25s ease;
}
.icon-btn:hover{background:var(--bg-alt);color:var(--coral);border-color:var(--apricot)}
.icon-btn:focus-visible{outline:2px solid var(--apricot);outline-offset:2px}
.search-bar{display:none;padding:0 0 14px}
.search-bar.open{display:block}
.search-bar form{display:flex;gap:10px}
.search-bar input{
  flex:1;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;
  padding:0 16px;font-size:15px;color:var(--text);transition:border-color .25s ease,box-shadow .25s ease;
}
.search-bar input:focus{outline:none;border-color:var(--apricot);box-shadow:0 0 0 3px rgba(255,184,107,.32)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;cursor:pointer;
  transition:all .25s ease;
}
.nav-toggle:hover{background:var(--bg-alt);color:var(--coral)}
.nav-sub{background:var(--bg-alt);border-top:1px solid var(--line)}
.nav-sub-inner{display:flex;align-items:center;gap:18px;height:44px}
.nav-sub-label{font-size:13px;font-weight:700;color:var(--ink-soft);letter-spacing:.5px;flex:none}
.stage-chips{display:flex;align-items:center;gap:10px;overflow-x:auto;scrollbar-width:none;padding-block:4px}
.stage-chips::-webkit-scrollbar{display:none}
.chip-stage{
  display:inline-flex;align-items:center;gap:7px;flex:none;
  height:28px;padding:0 13px;border-radius:999px;font-size:13px;font-weight:600;line-height:1;
  border:1px solid var(--line);background:#fff;color:var(--muted);
  transition:all .25s ease;white-space:nowrap;
}
.chip-stage i{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}
.chip-stage.is-warm{background:var(--apricot);border-color:var(--apricot);color:var(--ink)}
.chip-stage.is-live{background:var(--coral);border-color:var(--coral);color:#fff}
.chip-stage.is-live i{animation:pulseDot 1.6s ease-in-out infinite}
.chip-stage.is-replay{background:var(--ink);border-color:var(--ink);color:#fff}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.72)}}
/* ============ 面包屑 ============ */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--line)}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:13px;color:var(--weak)}
.crumbs a{color:var(--muted);text-decoration:none;font-weight:600}
.crumbs a:hover{color:var(--coral-deep);text-decoration:underline}
.crumbs .sep{color:var(--line)}
.crumbs .crumb-current{color:var(--ink-soft);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
/* ============ 文章头 ============ */
.article-hero{padding:44px 0 48px;background:
  radial-gradient(900px 360px at 88% -10%, rgba(255,184,107,.30), rgba(255,184,107,0) 68%),
  var(--bg);
  border-bottom:1px solid var(--line);
}
.article-hero-inner{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start}
.tag{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:999px;font-size:13px;font-weight:700;line-height:1;
  background:rgba(232,92,74,.10);color:var(--coral-deep);border:1px solid rgba(232,92,74,.22);
}
.article-hero h1{
  font-size:clamp(26px,3.4vw,42px);font-weight:800;line-height:1.28;letter-spacing:-.5px;
  margin:18px 0 0;
}
.article-hero h1::after{content:"";display:block;width:64px;height:4px;border-radius:2px;background:var(--apricot);margin-top:18px}
.article-lead{margin-top:18px;font-size:16px;line-height:1.85;color:var(--muted);max-width:680px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;font-size:13px;color:var(--weak)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--coral)}
.hero-cover{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-2);background:#fff;
}
.hero-cover img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s ease}
.hero-cover:hover img{transform:scale(1.03)}
.hero-cover-cap{padding:14px 16px;font-size:13px;color:var(--muted);line-height:1.7;border-top:1px solid var(--line);background:#fff}
/* ============ 阅读栏 ============ */
.reader{max-width:820px;margin:0 auto}
.section-article{padding:72px 0}
.keypoints{
  background:rgba(255,184,107,.16);border:1px solid rgba(255,184,107,.45);
  border-radius:var(--r-card);padding:26px 28px;margin-bottom:34px;
}
.keypoints h2{font-size:20px;font-weight:800;display:flex;align-items:center;gap:10px;margin:0 0 16px}
.keypoints h2 i{color:var(--coral-deep)}
.keypoints ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.keypoints li{position:relative;padding-left:22px;font-size:15px;line-height:1.8;color:var(--ink-soft)}
.keypoints li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--coral)}
.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:36px 40px;box-shadow:var(--sh-1);
}
.article-body{font-size:17px;line-height:1.95;color:var(--text);word-break:break-word;overflow-wrap:anywhere}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  position:relative;font-size:24px;font-weight:800;line-height:1.4;
  margin:2.4rem 0 1rem;padding-left:16px;letter-spacing:-.3px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:.28em;width:4px;height:22px;border-radius:2px;background:var(--coral)}
.article-body h3{font-size:19px;font-weight:700;line-height:1.5;margin:1.9rem 0 .8rem;color:var(--ink)}
.article-body h4{font-size:17px;font-weight:700;margin:1.5rem 0 .6rem}
.article-body p{margin:0 0 1.15rem;color:var(--text)}
.article-body ul,.article-body ol{margin:0 0 1.3rem;padding-left:1.3rem}
.article-body li{margin-bottom:.55rem}
.article-body ul li::marker{color:var(--coral)}
.article-body ol li::marker{color:var(--coral);font-weight:700}
.article-body a{color:var(--coral-deep);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.article-body strong{color:var(--ink);font-weight:700}
.article-body blockquote{
  margin:1.5rem 0;padding:18px 22px;border-left:4px solid var(--coral);
  background:rgba(255,184,107,.14);border-radius:0 12px 12px 0;color:var(--ink-soft);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.5rem auto;box-shadow:var(--sh-1);height:auto}
.article-body figure{margin:1.5rem 0;max-width:100%}
.article-body figcaption{font-size:13px;color:var(--weak);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;margin:1.4rem 0;font-size:15px;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--bg-alt);color:var(--ink);font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2rem 0}
.article-body code{background:var(--bg-alt);border-radius:6px;padding:2px 6px;font-size:14px;color:var(--ink-soft)}
/* ============ 空状态 ============ */
.empty-state{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 28px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state i{font-size:34px;color:var(--apricot);display:block;margin-bottom:16px}
.empty-state h2{font-size:22px;font-weight:800;margin-bottom:10px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px}
/* ============ 小结卡 ============ */
.summary-card{
  margin-top:34px;background:var(--card);border:1px solid var(--line);border-left:5px solid var(--coral);
  border-radius:var(--r-card);padding:28px 30px;box-shadow:var(--sh-1);
}
.summary-card h2{font-size:20px;font-weight:800;margin-bottom:12px}
.summary-card p{font-size:15.5px;line-height:1.9;color:var(--muted)}
.summary-card .summary-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
/* ============ 话题标签 ============ */
.section-topics{padding:0 0 76px}
.topics-panel{
  max-width:820px;margin:0 auto;background:var(--bg-alt);border:1px solid var(--line);
  border-radius:var(--r-card);padding:30px 32px;
}
.topics-panel h2{font-size:20px;font-weight:800;display:flex;align-items:center;gap:10px;margin-bottom:8px}
.topics-panel h2::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--coral);display:inline-block}
.topics-panel > p{font-size:14px;color:var(--muted);margin-bottom:18px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{
  display:inline-flex;align-items:center;height:34px;padding:0 15px;border-radius:999px;
  font-size:13px;font-weight:600;text-decoration:none;line-height:1;
  border:1px solid transparent;transition:all .25s ease;
}
.tag-cloud a:nth-child(3n+1){background:rgba(255,184,107,.24);color:var(--ink);border-color:rgba(255,184,107,.55)}
.tag-cloud a:nth-child(3n+2){background:rgba(232,92,74,.10);color:var(--coral-deep);border-color:rgba(232,92,74,.22)}
.tag-cloud a:nth-child(3n){background:rgba(20,52,58,.07);color:var(--ink-soft);border-color:rgba(20,52,58,.12)}
.tag-cloud a:hover{transform:translateY(-2px);box-shadow:var(--sh-1);text-decoration:none;border-color:var(--coral)}
/* ============ 返回条 ============ */
.back-row{
  max-width:820px;margin:36px auto 0;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:16px;padding:20px 24px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);
}
.back-row .back-hint{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:10px}
.back-row .back-hint i{color:var(--coral)}
/* ============ 下载条 ============ */
.download-band{background:var(--ink);color:#fff;padding:56px 0;position:relative;overflow:hidden}
.download-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:44px 44px;pointer-events:none;
}
.download-inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:36px;align-items:center}
.download-copy h2{color:#fff;font-size:26px;font-weight:800;line-height:1.4}
.download-copy p{color:rgba(255,255,255,.72);font-size:15px;margin-top:10px;max-width:520px}
.download-actions{display:flex;gap:12px;flex-wrap:wrap}
.dl-btn{
  display:flex;align-items:center;gap:12px;min-width:172px;height:60px;padding:0 20px;
  border-radius:14px;background:rgba(255,255,255,.08);border:1.5px solid rgba(255,255,255,.20);
  color:#fff;text-decoration:none;transition:all .25s ease;
}
.dl-btn:hover{background:rgba(255,184,107,.16);border-color:var(--apricot);color:#fff;transform:translateY(-2px);text-decoration:none;box-shadow:var(--sh-3)}
.dl-btn:active{transform:translateY(1px)}
.dl-btn:focus-visible{outline:2px solid var(--apricot);outline-offset:3px}
.dl-btn i{font-size:20px;color:var(--apricot);flex:none}
.dl-btn span{display:flex;flex-direction:column;line-height:1.3;font-size:15px;font-weight:700;text-align:left}
.dl-btn small{font-size:12px;font-weight:500;color:rgba(255,255,255,.62);margin-top:3px}
/* ============ 社区提示 ============ */
.community-note{background:var(--bg-alt);border-top:1px solid var(--line);padding:22px 0}
.community-note p{font-size:13px;line-height:1.85;color:var(--weak);max-width:900px;margin:0 auto;text-align:center}
/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:14px}
.footer-about p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin:0;max-width:340px}
.footer-col h3{font-size:14px;color:#fff;font-weight:700;margin:0 0 12px;letter-spacing:.5px}
.footer-col a{display:block;color:rgba(255,255,255,.70);font-size:14px;text-decoration:none;padding:6px 0;transition:color .25s ease,transform .25s ease}
.footer-col a:hover{color:var(--apricot);transform:translateX(2px);text-decoration:none}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:18px 0 24px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.52);
}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap}
/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-hero-inner{grid-template-columns:minmax(0,1fr) 260px;gap:32px}
}
@media (max-width:991px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;margin-left:0;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--sh-2);padding:10px 16px 18px;z-index:1050;
  }
  body.nav-open .nav-links{display:flex}
  .nav-links a{height:48px;padding:0 14px;border-radius:10px;justify-content:flex-start;color:var(--ink-soft)}
  .nav-links a.active::after{display:none}
  .nav-links a.active::before{display:none}
  .nav-links a.active{background:rgba(232,92,74,.10);color:var(--coral-deep)}
  .brand-text{font-size:14px;max-width:170px}
  .article-hero{padding:34px 0 40px}
  .article-hero-inner{grid-template-columns:1fr}
  .hero-cover{max-width:420px}
  .section-article{padding:52px 0}
  .article-card{padding:28px 26px}
  .download-inner{grid-template-columns:1fr}
  .download-actions{width:100%}
  .dl-btn{flex:1 1 200px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-about{grid-column:1 / -1}
}
@media (max-width:767px){
  .container{padding-inline:18px}
  .article-hero h1{font-size:26px}
  .article-body{font-size:16px;line-height:1.9}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
  .keypoints,.topics-panel{padding:22px 20px}
  .back-row{flex-direction:column;align-items:flex-start}
  .nav-sub-inner{height:auto;padding-block:8px;flex-wrap:wrap;gap:8px}
  .nav-sub-label{width:100%}
}
@media (max-width:575px){
  .nav-actions{gap:8px}
  .nav-actions .btn-coral.btn-sm{display:none}
  .brand-text{font-size:13px;max-width:150px}
  .article-card{padding:22px 18px;border-radius:14px}
  .article-hero h1{font-size:23px}
  .article-lead{font-size:15px}
  .section-article{padding:40px 0}
  .download-band{padding:40px 0}
  .download-actions{flex-direction:column}
  .dl-btn{width:100%;min-width:0}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .btn{width:100%}
  .btn-sm{width:auto}
}

/* roulang page: category1 */
:root{
  --coral:#E85C4A;
  --coral-deep:#C4452F;
  --ink:#14343A;
  --ink-soft:#2A5A5C;
  --apricot:#FFB86B;
  --bg:#FFF8F3;
  --bg-alt:#F6EFE9;
  --card:#FFFFFF;
  --text:#1D2B2C;
  --muted:#5B6B6B;
  --weak:#93A1A0;
  --line:#EADFD6;
  --ok:#2FA37A;
  --r-card:16px;
  --r-btn:12px;
  --sh-1:0 2px 6px rgba(20,52,58,.05);
  --sh-2:0 14px 30px rgba(20,52,58,.10);
  --sh-3:0 18px 42px rgba(20,52,58,.14);
  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --bs-body-color:#1D2B2C;
  --bs-body-bg:#FFF8F3;
  --bs-border-radius:12px;
  --bs-primary:#E85C4A;
  --bs-primary-rgb:232,92,74;
  --bs-link-color:#1D2B2C;
  --bs-link-hover-color:#C4452F;
}
html{scroll-behavior:smooth;scroll-padding-top:132px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.88;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{
  color:var(--ink);
  text-decoration:underline;
  text-decoration-color:var(--coral);
  text-decoration-thickness:2px;
  text-underline-offset:3px;
  transition:color .25s ease,text-decoration-color .25s ease,text-underline-offset .25s ease;
}
a:hover{color:var(--coral-deep);text-decoration-color:var(--coral-deep);text-underline-offset:4px}
a:focus-visible{outline:2px solid var(--apricot);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:24px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;line-height:1;text-decoration:none;
  border:1.5px solid transparent;cursor:pointer;
  transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.btn:hover{text-decoration:none}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 30px;font-size:17px;border-radius:999px}
.btn-coral{background:var(--coral);color:#fff;border-color:var(--coral);box-shadow:0 6px 16px rgba(232,92,74,.22)}
.btn-coral:hover{background:var(--coral-deep);border-color:var(--coral-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(196,69,47,.24)}
.btn-coral:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:rgba(255,184,107,.24);color:var(--ink);border-color:var(--ink);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light-ink{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-light-ink:hover{background:var(--apricot);border-color:var(--apricot);color:var(--ink);transform:translateY(-1px)}
.btn:focus-visible{outline:2px solid var(--apricot);outline-offset:2px}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:1040;background:rgba(255,248,243,.96);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.nav-main-inner{display:flex;align-items:center;gap:28px;padding-block:14px;transition:padding .25s ease}
body.nav-shrink .nav-main-inner{padding-block:8px}
body.nav-shrink .site-header{box-shadow:var(--sh-1)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  background:var(--coral);color:#fff;font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(232,92,74,.28);
}
.brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:-.2px;max-width:190px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  border-radius:10px;font-size:15px;font-weight:600;color:var(--muted);text-decoration:none;
  transition:color .25s ease,background .25s ease;
}
.nav-links a:hover{color:var(--ink);background:rgba(255,184,107,.22)}
.nav-links a.active{color:var(--ink);font-weight:700}
.nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:3px;border-radius:2px;background:var(--coral)}
.nav-links a.active::before{content:"";position:absolute;left:4px;top:50%;transform:translateY(-50%);width:6px;height:6px;border-radius:50%;background:var(--coral)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--ink);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .25s ease;
}
.icon-btn:hover{background:var(--bg-alt);color:var(--coral);border-color:var(--apricot)}
.icon-btn:focus-visible{outline:2px solid var(--apricot);outline-offset:2px}
.search-bar{display:none;padding:0 0 14px}
.search-bar.open{display:block}
.search-bar form{display:flex;gap:10px}
.search-bar input{
  flex:1;height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;
  padding:0 16px;font-size:15px;color:var(--text);transition:border-color .25s ease,box-shadow .25s ease;
}
.search-bar input:focus{outline:none;border-color:var(--apricot);box-shadow:0 0 0 3px rgba(255,184,107,.32)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);align-items:center;justify-content:center;cursor:pointer}
.nav-sub{background:var(--bg-alt);border-top:1px solid var(--line)}
.nav-sub-inner{display:flex;align-items:center;gap:18px;height:44px}
.nav-sub-label{font-size:13px;font-weight:700;color:var(--ink-soft);letter-spacing:.5px;flex:none}
.stage-chips{display:flex;align-items:center;gap:10px;overflow-x:auto;scrollbar-width:none;padding-block:4px}
.stage-chips::-webkit-scrollbar{display:none}
.chip-stage{
  display:inline-flex;align-items:center;gap:7px;flex:none;
  height:28px;padding:0 13px;border-radius:999px;font-size:13px;font-weight:600;line-height:1;
  border:1px solid var(--line);background:#fff;color:var(--muted);
  transition:all .25s ease;white-space:nowrap;
}
.chip-stage i{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}
.chip-stage.is-warm{background:var(--apricot);border-color:var(--apricot);color:var(--ink)}
.chip-stage.is-live{background:var(--coral);border-color:var(--coral);color:#fff}
.chip-stage.is-live i{animation:pulse 1.8s ease-in-out infinite}
.chip-stage.is-replay{background:var(--ink);border-color:var(--ink);color:#F6EFE9}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}

/* ============ 移动端抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(20,52,58,.42);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:1050}
.drawer-mask.open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;background:#fff;
  z-index:1060;transform:translateX(100%);transition:transform .3s ease;
  display:flex;flex-direction:column;padding:22px 20px;box-shadow:var(--sh-3);
}
.mobile-drawer.open{transform:translateX(0)}
.mobile-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.mobile-drawer .drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer}
.mobile-drawer nav{display:flex;flex-direction:column}
.mobile-drawer nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 12px;border-radius:10px;font-size:16px;font-weight:600;
  color:var(--ink);text-decoration:none;border-bottom:1px dashed var(--line);
}
.mobile-drawer nav a:hover{background:var(--bg-alt);text-decoration:none}
.mobile-drawer nav a.active{color:var(--coral-deep)}
.mobile-drawer .drawer-chips{display:flex;gap:8px;margin:18px 0;overflow-x:auto;scrollbar-width:none}
.mobile-drawer .drawer-chips::-webkit-scrollbar{display:none}
.mobile-drawer .drawer-foot{margin-top:auto;padding-top:18px}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.section-line{border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:32px}
.sec-title{display:flex;align-items:center;gap:12px;font-size:28px;font-weight:700;color:var(--ink);margin:0}
.sec-title::before{content:"";width:4px;height:22px;border-radius:2px;background:var(--coral);flex:none}
.sec-sub{font-size:14px;color:var(--muted);line-height:1.7}
.sec-more{font-size:15px;font-weight:600;text-decoration:none;color:var(--ink);white-space:nowrap}
.sec-more:hover{color:var(--coral-deep);text-decoration:underline}

/* ============ 分类页头 ============ */
.cat-hero{background:var(--bg-alt);border-bottom:1px solid var(--line);padding:34px 0 38px}
.breadcrumb-nav{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.breadcrumb-nav a{color:var(--muted);text-decoration:none}
.breadcrumb-nav a:hover{color:var(--coral-deep);text-decoration:underline}
.breadcrumb-nav i{font-size:10px;color:var(--weak)}
.cat-hero-grid{display:grid;grid-template-columns:1fr 260px;gap:36px;align-items:start}
.cat-title{
  position:relative;font-size:38px;font-weight:800;line-height:1.28;letter-spacing:-.5px;
  padding-left:18px;margin-bottom:16px;
}
.cat-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--coral)}
.cat-desc{font-size:16px;color:var(--muted);max-width:720px;margin-bottom:20px}
.cat-tags{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 14px;
  border-radius:999px;font-size:13px;font-weight:600;line-height:1;
  border:1px solid transparent;white-space:nowrap;
}
.chip-apricot{background:rgba(255,184,107,.24);color:#8A4B12;border-color:rgba(255,184,107,.55)}
.chip-coral{background:rgba(232,92,74,.12);color:var(--coral-deep);border-color:rgba(232,92,74,.28)}
.chip-ink{background:rgba(20,52,58,.08);color:var(--ink-soft);border-color:rgba(20,52,58,.14)}
.cat-side{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
}
.cat-side .side-label{font-size:12px;font-weight:700;letter-spacing:1px;color:var(--weak);margin-bottom:10px}
.cat-side .side-strong{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:8px}
.cat-side p{font-size:14px;color:var(--muted);line-height:1.75}
.cat-side .side-bar{height:6px;border-radius:999px;background:var(--bg-alt);overflow:hidden;margin-top:14px}
.cat-side .side-bar span{display:block;height:100%;width:68%;background:linear-gradient(90deg,var(--coral),var(--apricot));border-radius:999px}

/* ============ 列表主体 ============ */
.cat-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start}
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.post-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#E2D2C6}
.post-thumb{display:block;overflow:hidden;aspect-ratio:16/9;background:var(--bg-alt)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--weak)}
.post-title{font-size:18px;font-weight:700;line-height:1.5;margin:0}
.post-title a{text-decoration:none;color:var(--ink)}
.post-title a:hover{color:var(--coral-deep)}
.post-excerpt{
  font-size:14px;color:var(--muted);line-height:1.7;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{margin-top:auto;padding-top:6px}
.post-more{font-size:14px;font-weight:600;color:var(--coral-deep);text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.post-more i{transition:transform .25s ease}
.post-more:hover{text-decoration:underline}
.post-more:hover i{transform:translateX(3px)}
.list-empty{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:40px 28px;text-align:center;box-shadow:var(--sh-1);
}
.list-empty p{color:var(--muted);margin-bottom:18px}
.list-more-wrap{display:flex;justify-content:center;margin-top:36px}

/* ============ 侧栏 ============ */
.side-stack{display:flex;flex-direction:column;gap:22px}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:17px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--coral);font-size:15px}
.side-card p{font-size:14px;color:var(--muted);line-height:1.8}
.side-tags{display:flex;flex-wrap:wrap;gap:8px}
.side-tags a{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;
  font-size:13px;font-weight:600;text-decoration:none;
  background:rgba(255,184,107,.2);color:#8A4B12;border:1px solid rgba(255,184,107,.5);
  transition:all .25s ease;
}
.side-tags a:hover{background:var(--apricot);color:var(--ink);text-decoration:none;transform:translateY(-1px)}
.side-steps{display:flex;flex-direction:column;gap:14px}
.side-steps li{display:flex;gap:12px;font-size:14px;color:var(--muted);line-height:1.7}
.side-steps li span{
  flex:none;width:24px;height:24px;border-radius:50%;background:rgba(232,92,74,.12);
  color:var(--coral-deep);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:2px;
}

/* ============ 要点速览 ============ */
.point-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px 40px}
.point-item{display:flex;gap:16px;align-items:flex-start}
.point-num{
  flex:none;width:44px;height:44px;border-radius:50%;background:var(--card-soft,#FBE9DC);
  color:var(--ink);font-weight:800;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 0 0 1px rgba(255,184,107,.6);
}
.point-body h3{font-size:17px;font-weight:700;margin-bottom:6px}
.point-body p{font-size:15px;color:var(--muted);line-height:1.8;margin:0}

/* ============ 场景拆解 ============ */
.scene-intro{max-width:820px;margin-bottom:28px}
.scene-intro p{font-size:16px;color:var(--muted);line-height:1.9}
.scene-blocks{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene-block{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-1);position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.scene-block:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.scene-k{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.5px;
  background:rgba(232,92,74,.1);color:var(--coral-deep);margin-bottom:12px;
}
.scene-block:nth-child(2) .scene-k{background:rgba(255,184,107,.26);color:#8A4B12}
.scene-block:nth-child(3) .scene-k{background:rgba(20,52,58,.08);color:var(--ink-soft)}
.scene-block h3{font-size:17px;margin-bottom:8px}
.scene-block p{font-size:14px;color:var(--muted);line-height:1.8;margin:0}
.example-line{
  margin-top:26px;background:#fff;border-left:4px solid var(--coral);
  border-radius:12px;padding:20px 24px;box-shadow:var(--sh-1);
  font-size:16px;color:var(--ink);line-height:1.9;
}
.example-line strong{color:var(--coral-deep)}
.example-note{display:block;margin-top:10px;font-size:13px;color:var(--weak)}

/* ============ 下载条 ============ */
.dl-band{
  background:var(--ink);border-radius:20px;padding:36px 40px;
  display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
  box-shadow:var(--sh-2);position:relative;overflow:hidden;
}
.dl-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,92,74,.34),rgba(232,92,74,0) 70%);pointer-events:none;
}
.dl-band h2{color:#fff;font-size:26px;margin-bottom:8px}
.dl-band p{color:rgba(255,248,243,.78);font-size:15px;margin:0}
.dl-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
.dl-actions .btn{min-width:132px}
.dl-actions .btn i{font-size:15px}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(232,92,74,.4);box-shadow:var(--sh-2)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  font-size:16px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:color .25s ease,background .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(255,184,107,.12)}
.faq-item[open] summary{color:var(--coral-deep);border-left:4px solid var(--coral);padding-left:18px}
.faq-item summary .faq-ico{flex:none;width:22px;height:22px;position:relative;transition:transform .25s ease}
.faq-item summary .faq-ico::before,
.faq-item summary .faq-ico::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--coral);
  border-radius:2px;transform:translate(-50%,-50%);
}
.faq-item summary .faq-ico::before{width:14px;height:2px}
.faq-item summary .faq-ico::after{width:2px;height:14px;transition:opacity .25s ease}
.faq-item[open] summary .faq-ico{transform:rotate(180deg)}
.faq-item[open] summary .faq-ico::after{opacity:0}
.faq-body{padding:0 22px 20px;font-size:15px;color:var(--muted);line-height:1.9}
.faq-body p{margin-bottom:10px}
.faq-body p:last-child{margin-bottom:0}

/* ============ 延伸阅读 ============ */
.read-list{max-width:900px;border-top:1px solid var(--line)}
.read-row{
  display:flex;align-items:center;gap:16px;
  padding:18px 8px;border-bottom:1px dashed var(--line);
  text-decoration:none;color:var(--ink);transition:background .25s ease,padding .25s ease;
}
.read-row:hover{background:rgba(255,184,107,.14);text-decoration:none;padding-left:14px}
.read-row .read-num{
  flex:none;width:30px;height:30px;border-radius:8px;background:rgba(232,92,74,.1);
  color:var(--coral-deep);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.read-row .read-title{font-size:16px;font-weight:600;line-height:1.6}
.read-row .read-arrow{margin-left:auto;color:var(--weak);font-size:14px;transition:transform .25s ease,color .25s ease}
.read-row:hover .read-arrow{transform:translateX(4px);color:var(--coral)}

/* ============ 标签云 ============ */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;max-width:900px}
.tag-cloud a{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;border-radius:999px;
  font-size:14px;font-weight:600;text-decoration:none;
  border:1px solid transparent;transition:all .25s ease;
}
.tag-cloud a:nth-child(3n+1){background:rgba(255,184,107,.22);color:#8A4B12;border-color:rgba(255,184,107,.55)}
.tag-cloud a:nth-child(3n+2){background:rgba(232,92,74,.1);color:var(--coral-deep);border-color:rgba(232,92,74,.26)}
.tag-cloud a:nth-child(3n+3){background:rgba(20,52,58,.07);color:var(--ink-soft);border-color:rgba(20,52,58,.14)}
.tag-cloud a:hover{transform:translateY(-2px);box-shadow:var(--sh-1);text-decoration:none;filter:brightness(.98)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,248,243,.82);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(255,248,243,.14)}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#fff;font-size:15px;margin-bottom:14px}
.footer-brand .brand-mark{width:36px;height:36px;font-size:13px}
.footer-about p{font-size:14px;line-height:1.9;color:rgba(255,248,243,.7);margin:0;max-width:360px}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-col a{
  display:block;font-size:14px;color:rgba(255,248,243,.7);
  text-decoration:none;padding:5px 0;transition:color .25s ease,transform .25s ease;
}
.footer-col a:hover{color:var(--apricot);transform:translateX(3px);text-decoration:none}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:22px;font-size:13px;color:rgba(255,248,243,.6);flex-wrap:wrap}
.footer-bottom-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom-links span{cursor:default}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .cat-layout{grid-template-columns:1fr 290px;gap:30px}
  .cat-hero-grid{grid-template-columns:1fr 230px;gap:28px}
  .cat-title{font-size:34px}
}
@media (max-width:991px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-main-inner{gap:16px}
  .brand-text{max-width:none;font-size:14px}
  .section{padding:64px 0}
  .cat-hero{padding:26px 0 30px}
  .cat-hero-grid{grid-template-columns:1fr}
  .cat-side{display:none}
  .cat-layout{grid-template-columns:1fr}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .point-grid{grid-template-columns:1fr}
  .scene-blocks{grid-template-columns:1fr}
  .dl-band{grid-template-columns:1fr;padding:30px 26px;text-align:left}
  .dl-actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cat-title{font-size:30px}
  .sec-title{font-size:24px}
}
@media (max-width:575px){
  .container{padding-inline:18px}
  body{font-size:15px;line-height:1.85}
  .section{padding:48px 0}
  .cat-title{font-size:26px;padding-left:14px}
  .cat-desc{font-size:15px}
  .post-grid{grid-template-columns:1fr}
  .post-body{padding:18px 18px 20px}
  .sec-head{margin-bottom:24px}
  .sec-title{font-size:22px}
  .point-num{width:38px;height:38px;font-size:15px}
  .dl-band{padding:26px 20px;border-radius:16px}
  .dl-band h2{font-size:22px}
  .dl-actions{flex-direction:column}
  .dl-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .read-row{padding:16px 4px}
  .tag-cloud a{height:36px;padding:0 15px;font-size:13px}
  .search-bar form{flex-wrap:wrap}
  .search-bar .btn{width:100%}
}