/* roulang page: index */
:root{
  --green-900:#0A1F18;
  --green-800:#0F3B2E;
  --green-700:#174A39;
  --green-600:#1E5A45;
  --amber:#F2A93B;
  --amber-light:#FFC76B;
  --lime:#C6F26B;
  --coral:#D95D45;
  --bg:#F7F3EA;
  --surface:#EFE8DA;
  --card:#FFFFFF;
  --text:#18231D;
  --muted:#4E5D55;
  --faint:#7A877F;
  --line:#D8D0C0;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 2px 8px rgba(15,59,46,.06);
  --sh-2:0 12px 32px rgba(15,59,46,.10);
  --max:1200px;
  --num-font:'Barlow Condensed','DIN Alternate','Roboto Condensed',-apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Source Han Sans SC',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--green-800);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--amber);}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.38;font-weight:800;letter-spacing:-.01em;}
:focus-visible{outline:3px solid rgba(242,169,59,.55);outline-offset:2px;border-radius:6px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.no-scroll{overflow:hidden;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  height:72px;
  background:rgba(247,243,234,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:1280px;margin:0 auto;height:100%;
  padding:0 24px;
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0;}
.brand-mark{font-size:17px;font-weight:900;color:var(--green-800);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--amber);letter-spacing:.28em;font-weight:700;}
.search-box{
  flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);
  height:44px;padding:0 6px 0 38px;transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--green-600);box-shadow:0 0 0 3px rgba(242,169,59,.28);}
.search-box svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:17px;height:17px;stroke:var(--faint);fill:none;stroke-width:2;}
.search-box input{
  flex:1;border:0;background:transparent;height:100%;
  font-size:14px;color:var(--text);outline:none;
}
.search-box input::placeholder{color:var(--faint);}
.search-box button{
  border:0;background:var(--green-800);color:var(--bg);
  height:32px;padding:0 12px;border-radius:8px;font-size:13px;font-weight:700;
  transition:background .18s ease;
}
.search-box button:hover{background:var(--green-600);}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.seg-switch{
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 12px;border:1px solid var(--line);border-radius:99px;
  background:var(--card);font-size:12.5px;color:var(--muted);font-weight:600;
}
.seg-switch span{color:var(--green-800);}
.menu-btn{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);color:var(--green-800);font-size:18px;align-items:center;justify-content:center;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:var(--green-900);box-shadow:0 4px 14px rgba(242,169,59,.28);}
.btn-primary:hover{background:var(--amber-light);color:var(--green-900);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--green-800);color:var(--green-800);}
.btn-outline:hover{background:var(--green-800);color:var(--bg);}
.btn-ghost{background:rgba(247,243,234,.14);border-color:rgba(247,243,234,.4);color:#F7F3EA;}
.btn-ghost:hover{background:rgba(247,243,234,.26);color:#fff;}
.btn-outline-light{background:transparent;border-color:rgba(247,243,234,.45);color:#F7F3EA;}
.btn-outline-light:hover{background:rgba(247,243,234,.16);color:#fff;}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:99px;font-size:12px;font-weight:700;line-height:1.6;
}
.badge-soft{background:var(--surface);color:var(--green-800);}
.badge-dark{background:var(--green-800);color:var(--bg);}
.badge-live{background:var(--lime);color:var(--green-900);}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green-900);}
.badge-amber{background:rgba(242,169,59,.18);color:#8A5A10;}
.badge-mute{background:#E4E0D6;color:var(--faint);}
.badge-coral{background:rgba(217,93,69,.14);color:#A53F2C;}

/* ---------- Layout ---------- */
.layout{
  max-width:1280px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:248px minmax(0,1fr);gap:28px;align-items:start;
}
main{min-width:0;padding-bottom:0;}

/* ---------- Sidebar ---------- */
.doc-sidebar{
  position:sticky;top:96px;align-self:start;
  padding:20px 0 40px;font-size:14px;
}
.side-group{margin-bottom:28px;}
.side-title{
  font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--faint);
  text-transform:uppercase;margin-bottom:10px;padding-left:12px;
}
.side-link{
  display:block;padding:9px 12px;border-radius:8px;color:var(--muted);
  border-left:3px solid transparent;font-size:14px;line-height:1.5;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.side-link:hover{background:var(--surface);color:var(--green-800);}
.side-link.active{
  background:var(--surface);color:var(--green-800);
  border-left-color:var(--amber);font-weight:700;
}
.nav-mask{
  display:none;position:fixed;inset:0;background:rgba(10,31,24,.5);z-index:85;
  opacity:0;pointer-events:none;transition:opacity .24s ease;
}
.nav-mask.is-open{opacity:1;pointer-events:auto;}

/* ---------- Section base ---------- */
.section{padding:80px 0;border-bottom:1px solid var(--line);}
.section:last-of-type{border-bottom:0;}
.section-alt{background:var(--surface);}
.section-dark{background:var(--green-900);color:#F2EEE4;border-bottom:0;}
.section-dark h2,.section-dark h3{color:#FBF8F0;}
.section-dark p{color:rgba(247,243,234,.78);}
.sec-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.2em;
  color:var(--amber);text-transform:upress;margin-bottom:14px;
}
.eyebrow::after{content:"";display:block;width:34px;height:3px;background:var(--amber);margin-top:10px;border-radius:2px;}
.sec-head h2{font-size:clamp(24px,2.6vw,33px);margin-bottom:14px;}
.sec-head p{color:var(--muted);font-size:16px;line-height:1.9;}
.section-dark .eyebrow{color:var(--lime);}
.section-dark .eyebrow::after{background:var(--lime);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--green-900);color:#F7F3EA;
  border-radius:0 0 var(--r-lg) var(--r-lg);
  padding:76px 48px 56px;
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.40;}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(155deg,rgba(10,31,24,.94) 0%,rgba(15,59,46,.80) 52%,rgba(10,31,24,.96) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:840px;}
.hero .eyebrow{color:var(--lime);}
.hero .eyebrow::after{background:var(--lime);}
.hero h1{
  font-size:clamp(30px,4vw,50px);
  line-height:1.28;margin-bottom:20px;color:#FBF8F0;
}
.hero-lead{
  font-size:16.5px;line-height:1.95;color:rgba(247,243,234,.82);
  max-width:720px;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;max-width:600px;
}
.stat{
  background:rgba(198,242,107,.08);
  border:1px solid rgba(198,242,107,.24);
  border-radius:var(--r-md);padding:14px 16px;
  box-shadow:inset 0 1px 0 rgba(198,242,107,.18);
}
.stat-num{
  display:block;font-family:var(--num-font);
  font-size:36px;line-height:1;color:var(--lime);font-weight:700;letter-spacing:.02em;
}
.stat-label{display:block;font-size:12.5px;color:rgba(247,243,234,.70);margin-top:6px;}

/* ---------- Reason rows ---------- */
.reason-list{display:flex;flex-direction:column;gap:18px;}
.reason{
  display:grid;grid-template-columns:88px minmax(0,1fr) auto;gap:24px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 28px;box-shadow:var(--sh-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.reason:nth-child(2){margin-left:32px;}
.reason:nth-child(3){margin-left:64px;}
.reason:hover{transform:translateX(-4px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.reason-no{
  font-family:var(--num-font);font-size:44px;line-height:1;color:var(--line);
  font-weight:700;transition:color .2s ease;
}
.reason:hover .reason-no{color:var(--amber);}
.reason-body h3{font-size:20px;margin-bottom:8px;}
.reason-body p{color:var(--muted);font-size:15px;line-height:1.85;}

/* ---------- Scene ---------- */
.scene-wrap{display:grid;grid-template-columns:200px minmax(0,1fr);gap:24px;align-items:start;}
.scene-tabs{display:flex;flex-direction:column;gap:10px;}
.scene-tab{
  text-align:left;border:1px solid var(--line);background:var(--card);
  border-radius:var(--r-sm);padding:14px 16px;font-size:15px;font-weight:700;color:var(--muted);
  transition:all .18s ease;min-height:48px;
}
.scene-tab:hover{border-color:var(--green-600);color:var(--green-800);}
.scene-tab.is-on{background:var(--green-800);border-color:var(--green-800);color:var(--bg);}
.scene-panel{display:none;}
.scene-panel.is-on{display:block;}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
}
.scene-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.scene-body{padding:26px 28px 30px;}
.scene-body h3{font-size:20px;margin-bottom:10px;}
.scene-body p{color:var(--muted);font-size:15px;line-height:1.9;margin-bottom:20px;}
.step-line{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;position:relative;}
.step-line::before{
  content:"";position:absolute;left:8%;right:8%;top:17px;height:2px;
  background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px);
}
.step-item{position:relative;padding-top:44px;}
.step-item::before{
  content:"";position:absolute;top:8px;left:0;width:20px;height:20px;border-radius:50%;
  background:var(--amber);border:3px solid var(--card);box-shadow:0 0 0 2px var(--amber);
}
.step-no{
  position:absolute;top:42px;left:0;font-family:var(--num-font);
  font-size:13px;color:var(--amber);font-weight:700;letter-spacing:.1em;
}
.step-item h4{font-size:15px;margin-bottom:4px;padding-top:0;}
.step-item p{font-size:13.5px;color:var(--faint);line-height:1.7;margin:0;}

/* ---------- Voices ---------- */
.voice-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:20px;align-items:start;}
.voice-main{
  background:var(--green-800);color:#F2EEE4;border-radius:var(--r-lg);
  padding:36px 34px;position:relative;overflow:hidden;
}
.voice-main::after{
  content:"";position:absolute;right:-40px;bottom:-40px;width:180px;height:180px;
  border-radius:50%;border:22px solid rgba(198,242,107,.10);
}
.voice-main blockquote{
  margin:0 0 20px;font-size:19px;line-height:1.85;font-weight:600;position:relative;z-index:2;
}
.voice-main .who{font-size:13.5px;color:var(--lime);font-weight:700;}
.voice-side{display:flex;flex-direction:column;gap:20px;}
.voice-small{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--sh-1);
}
.voice-small blockquote{margin:0 0 12px;font-size:15px;line-height:1.85;color:var(--text);}
.voice-small .who{font-size:12.5px;color:var(--faint);}
.score-band{
  margin-top:24px;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
}
.score-cell{background:var(--card);padding:20px 18px;text-align:center;}
.score-num{
  display:block;font-family:var(--num-font);font-size:32px;line-height:1;color:var(--green-800);font-weight:700;
}
.score-cell small{display:block;font-size:12.5px;color:var(--faint);margin-top:6px;}

/* ---------- Compare ---------- */
.cmp{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:var(--card);}
.cmp-row{
  display:grid;grid-template-columns:150px 1fr 1fr;gap:18px;
  padding:18px 24px;border-bottom:1px solid var(--line);
  font-size:14.5px;line-height:1.8;
  transition:background .16s ease;
}
.cmp-row:last-child{border-bottom:0;}
.cmp-row:hover{background:var(--surface);}
.cmp-head{
  background:var(--green-800);color:var(--bg);font-weight:700;font-size:13.5px;
  letter-spacing:.04em;
}
.cmp-head:hover{background:var(--green-800);}
.cmp-dim{font-weight:700;color:var(--green-800);}
.cmp-us,.cmp-them{display:flex;gap:10px;align-items:flex-start;color:var(--muted);}
.cmp-us i,.cmp-them i{
  flex-shrink:0;width:20px;height:20px;border-radius:50%;display:inline-flex;
  align-items:center;justify-content:center;font-size:11px;font-style:normal;font-weight:900;margin-top:3px;
}
.cmp-us i{background:rgba(30,90,69,.14);color:var(--green-600);}
.cmp-them i{background:rgba(217,93,69,.14);color:var(--coral);}
.cmp-foot{margin-top:24px;}

/* ---------- District / circles ---------- */
.district-wrap{display:grid;grid-template-columns:1fr 1fr;gap:32px;}
.district-block h3,.circle-block h3{font-size:19px;margin-bottom:6px;}
.district-block>p,.circle-block>p{color:var(--faint);font-size:14px;margin-bottom:18px;line-height:1.8;}
.city-grid{display:flex;flex-wrap:wrap;gap:10px;}
.city-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 16px;border-radius:99px;background:var(--card);
  border:1px solid var(--line);font-size:14px;color:var(--muted);font-weight:600;
  transition:all .18s ease;
}
.city-chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);}
.city-chip:hover{border-color:var(--green-600);color:var(--green-800);transform:translateY(-2px);}
.circle-list{display:flex;flex-direction:column;gap:12px;}
.circle-item{
  display:flex;align-items:center;gap:14px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 20px;transition:all .18s ease;
}
.circle-item:hover{border-color:var(--green-600);box-shadow:var(--sh-1);transform:translateY(-2px);}
.circle-dot{
  width:10px;height:10px;border-radius:50%;background:var(--lime);flex-shrink:0;
  box-shadow:0 0 0 4px rgba(198,242,107,.24);
}
.circle-info{min-width:0;flex:1;}
.circle-info strong{display:block;font-size:15.5px;color:var(--text);margin-bottom:2px;}
.circle-info span{font-size:13px;color:var(--faint);}
.circle-go{color:var(--amber);font-weight:900;font-size:18px;}

/* ---------- Guide steps ---------- */
.guide-wrap{display:grid;grid-template-columns:220px minmax(0,1fr);gap:32px;align-items:start;}
.guide-wrap .sec-head{margin-bottom:0;}
.guide-steps{display:flex;flex-direction:column;gap:16px;}
.guide-step{
  background:var(--card);border:1px solid var(--line);border-left:4px solid var(--amber);
  border-radius:var(--r-md);padding:22px 26px;box-shadow:var(--sh-1);
  transition:border-color .18s ease,transform .18s ease;
}
.guide-step:hover{transform:translateX(3px);border-left-color:var(--green-600);}
.guide-step h3{font-size:17px;margin-bottom:8px;display:flex;align-items:center;gap:10px;}
.guide-step h3 em{
  font-family:var(--num-font);font-style:normal;font-size:22px;color:var(--amber);font-weight:700;
}
.guide-step p{color:var(--muted);font-size:14.5px;line-height:1.85;}

/* ---------- Bento ---------- */
.bento{
  display:grid;grid-template-columns:repeat(6,1fr);gap:16px;
}
.bento-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:10px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.bento-item:hover{transform:translateY(-3px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.bento-item h3{font-size:16.5px;}
.bento-item p{color:var(--muted);font-size:14px;line-height:1.8;flex:1;}
.bento-ico{
  width:42px;height:42px;border-radius:12px;background:var(--surface);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--num-font);font-weight:700;font-size:16px;color:var(--green-800);
}
.b1{grid-column:span 3;}
.b2{grid-column:span 3;}
.b3{grid-column:span 2;}
.b4{grid-column:span 2;}
.b5{grid-column:span 2;}
.b6{grid-column:span 6;flex-direction:row;align-items:center;gap:24px;background:var(--green-800);border-color:var(--green-800);}
.b6 h3,.b6 p{color:#F2EEE4;}
.b6 p{color:rgba(247,243,234,.75);}
.b6 .bento-ico{background:rgba(198,242,107,.14);color:var(--lime);flex-shrink:0;}

/* ---------- Schedule ---------- */
.sched{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:var(--card);}
.sched-row{
  display:grid;grid-template-columns:96px 96px minmax(0,1fr) 110px 40px;gap:16px;align-items:center;
  padding:16px 22px;border-bottom:1px solid var(--line);
  transition:background .16s ease;
}
.sched-row:last-child{border-bottom:0;}
.sched-row:hover{background:var(--surface);}
.sched-date{
  font-family:var(--num-font);font-size:22px;line-height:1;color:var(--green-800);font-weight:700;
}
.sched-date small{display:block;font-size:11px;color:var(--faint);letter-spacing:.08em;margin-top:4px;}
.sched-city{font-size:13.5px;color:var(--muted);font-weight:600;}
.sched-title{font-size:15px;font-weight:700;color:var(--text);}
.sched-title span{display:block;font-size:12.5px;color:var(--faint);font-weight:400;margin-top:2px;}
.sched-go{font-size:18px;color:var(--amber);font-weight:900;justify-self:end;}
.sched-more{margin-top:24px;}

/* ---------- Safety ---------- */
.safety-wrap{display:grid;grid-template-columns:minmax(0,320px) minmax(0,1fr);gap:36px;align-items:center;}
.safety-art{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(198,242,107,.24);background:rgba(198,242,107,.06);
  aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;
}
.safety-art img{width:100%;height:100%;object-fit:cover;opacity:.72;mix-blend-mode:luminosity;}
.safety-shield{
  position:absolute;width:96px;height:96px;border-radius:24px;
  background:var(--lime);color:var(--green-900);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--num-font);font-weight:700;font-size:15px;letter-spacing:.06em;
  box-shadow:0 12px 32px rgba(0,0,0,.35);
}
.check-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.check-item{
  border:1px solid rgba(198,242,107,.20);border-radius:var(--r-md);
  padding:18px 20px;background:rgba(198,242,107,.05);
  transition:border-color .18s ease,background .18s ease;
}
.check-item:hover{border-color:rgba(198,242,107,.5);background:rgba(198,242,107,.09);}
.check-item h3{font-size:15.5px;margin-bottom:6px;}
.check-item p{font-size:13.5px;line-height:1.75;margin:0;}

/* ---------- News (CMS) ---------- */
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.news-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 26px;box-shadow:var(--sh-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
  color:var(--text);
}
.news-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);color:var(--text);}
.news-card h3{font-size:17.5px;line-height:1.55;color:var(--green-800);}
.news-card p{
  color:var(--muted);font-size:14.5px;line-height:1.85;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:8px;}
.news-meta time{font-family:var(--num-font);font-size:13px;color:var(--faint);letter-spacing:.04em;}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-md);
  padding:48px 24px;text-align:center;background:var(--card);
}
.empty-state p{color:var(--faint);font-size:15px;}

/* ---------- Topic cards ---------- */
.topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.topic-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;display:flex;flex-direction:column;gap:10px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.topic-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.topic-tag{
  align-self:flex-start;background:rgba(242,169,59,.16);color:#8A5A10;
  padding:3px 12px;border-radius:99px;font-size:12px;font-weight:700;
}
.topic-card h3{font-size:17px;line-height:1.55;}
.topic-card p{color:var(--muted);font-size:14px;line-height:1.8;}
.topic-meta{font-size:12.5px;color:var(--faint);margin-top:auto;padding-top:6px;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:40px;align-items:start;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--card);
  overflow:hidden;transition:border-color .18s ease;
}
.faq-item[open]{background:var(--surface);border-color:var(--green-600);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;
  min-height:52px;padding:16px 22px;font-weight:700;font-size:15.5px;color:var(--green-800);
  line-height:1.7;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";margin-left:auto;font-size:22px;font-weight:400;color:var(--amber);
  line-height:1;flex-shrink:0;transition:transform .18s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-item .faq-ans{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.9;}

/* ---------- Guarantee band ---------- */
.band{
  background:var(--green-800);color:#F2EEE4;border-radius:var(--r-lg);
  padding:36px 40px;display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
}
.band-items{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.band-item{
  padding:0 22px;border-left:1px solid rgba(247,243,234,.18);
}
.band-item:first-child{border-left:0;padding-left:0;}
.band-item strong{display:block;font-size:15px;color:var(--amber-light);margin-bottom:4px;}
.band-item span{font-size:13px;color:rgba(247,243,234,.72);line-height:1.7;}

/* ---------- Changelog ---------- */
.log-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start;}
.log-list{display:flex;flex-direction:column;gap:0;}
.log-item{
  display:grid;grid-template-columns:110px minmax(0,1fr) auto;gap:20px;align-items:center;
  padding:18px 0;border-bottom:1px dashed var(--line);
}
.log-item:last-child{border-bottom:0;}
.log-ver{font-family:var(--num-font);font-size:19px;color:var(--green-800);font-weight:700;}
.log-ver small{display:block;font-size:12px;color:var(--faint);font-weight:400;letter-spacing:.04em;margin-top:2px;}
.log-desc{font-size:14.5px;color:var(--muted);line-height:1.8;}
.help-card{
  background:var(--green-900);color:#F2EEE4;border-radius:var(--r-lg);padding:30px 28px;
}
.help-card h3{font-size:18px;margin-bottom:10px;color:#FBF8F0;}
.help-card p{font-size:14px;color:rgba(247,243,234,.74);line-height:1.85;margin-bottom:20px;}
.help-links{display:flex;flex-direction:column;gap:10px;}
.help-links a{
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(247,243,234,.07);border:1px solid rgba(247,243,234,.16);
  border-radius:var(--r-sm);padding:12px 16px;font-size:14px;color:#F2EEE4;
  transition:background .18s ease,border-color .18s ease;
}
.help-links a:hover{background:rgba(247,243,234,.15);border-color:rgba(198,242,107,.5);color:#fff;}
.help-links a span{color:var(--lime);font-weight:900;}

/* ---------- Final CTA ---------- */
.final{
  position:relative;overflow:hidden;background:var(--green-900);color:#F2EEE4;
  border-radius:var(--r-lg);padding:56px 48px;text-align:center;
}
.final::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(90deg,rgba(198,242,107,.05) 0 2px,transparent 2px 72px),
    repeating-linear-gradient(0deg,rgba(198,242,107,.04) 0 2px,transparent 2px 72px);
}
.final-inner{position:relative;z-index:2;max-width:720px;margin:0 auto;}
.final h2{font-size:clamp(24px,3vw,34px);color:#FBF8F0;margin-bottom:16px;}
.final p{color:rgba(247,243,234,.78);font-size:15.5px;line-height:1.9;margin-bottom:28px;}
.final-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* ---------- Footer ---------- */
.site-footer{background:var(--green-900);color:#EDE9DF;margin-top:0;}
.footer-inner{
  max-width:1280px;margin:0 auto;padding:64px 24px 40px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
}
.footer-col h4{
  font-size:13px;letter-spacing:.16em;color:var(--lime);
  margin-bottom:16px;font-weight:800;text-transform:uppercase;
}
.footer-col a{
  display:block;color:rgba(247,243,234,.72);font-size:14px;
  padding:6px 0;transition:color .16s ease,transform .16s ease;
}
.footer-col a:hover{color:var(--amber-light);transform:translateX(3px);}
.footer-logo{
  font-size:18px;font-weight:900;color:#FBF8F0;margin-bottom:12px;line-height:1.4;
}
.footer-logo span{
  display:inline-block;font-size:12px;letter-spacing:.28em;color:var(--amber);
  font-weight:700;margin-left:6px;
}
.footer-brand p{font-size:14px;color:rgba(247,243,234,.66);line-height:1.85;max-width:340px;}
.footer-meta{font-size:13.5px;color:rgba(247,243,234,.60);padding:5px 0;margin:0;}
.footer-bottom{
  border-top:1px solid rgba(247,243,234,.14);
  max-width:1280px;margin:0 auto;padding:22px 24px 32px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,243,234,.55);
}

/* ---------- Sticky CTA bar ---------- */
.cta-bar{
  position:fixed;left:50%;bottom:24px;transform:translate(-50%,140%);
  z-index:95;
  display:flex;align-items:center;gap:18px;
  background:var(--green-900);color:#F2EEE4;
  border:1px solid rgba(198,242,107,.30);
  border-radius:99px;padding:12px 18px 12px 26px;
  box-shadow:0 18px 44px rgba(10,31,24,.36);
  transition:transform .32s cubic-bezier(.22,.7,.3,1),opacity .3s ease;
  opacity:0;pointer-events:none;
  max-width:calc(100vw - 32px);
}
.cta-bar.show{transform:translate(-50%,0);opacity:1;pointer-events:auto;}
.cta-bar-text{font-size:14px;font-weight:600;color:#FBF8F0;white-space:nowrap;}
.cta-bar-actions{display:flex;gap:10px;flex-shrink:0;}
.cta-bar-close{
  width:30px;height:30px;border-radius:50%;border:1px solid rgba(247,243,234,.24);
  background:transparent;color:rgba(247,243,234,.7);font-size:15px;line-height:1;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.cta-bar-close:hover{background:rgba(247,243,234,.14);color:#fff;}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .layout,.header-inner,.footer-inner,.footer-bottom{max-width:100%;}
}
@media (max-width:1100px){
  .reason:nth-child(2),.reason:nth-child(3){margin-left:0;}
  .bento{grid-template-columns:repeat(4,1fr);}
  .b1,.b2{grid-column:span 2;}
  .b3,.b4,.b5{grid-column:span 2;}
  .b6{grid-column:span 4;}
  .voice-grid{grid-template-columns:1fr;}
  .log-wrap{grid-template-columns:1fr;}
  .band{grid-template-columns:1fr;}
  .band-items{grid-template-columns:1fr 1fr;gap:20px 0;}
  .band-item:nth-child(3){border-left:0;padding-left:0;}
}
@media (max-width:1024px){
  .layout{grid-template-columns:1fr;padding:0 20px;}
  .doc-sidebar{
    position:fixed;top:0;left:0;bottom:0;width:284px;z-index:90;
    background:var(--card);padding:24px 18px 40px;overflow-y:auto;
    transform:translateX(-104%);transition:transform .28s ease;
    box-shadow:var(--sh-2);top:0;
  }
  .doc-sidebar.is-open{transform:translateX(0);}
  .nav-mask{display:block;}
  .menu-btn{display:flex;}
  .search-box{display:none;}
  .divider,.district-wrap{grid-template-columns:1fr;}
  .guide-wrap{grid-template-columns:1fr;gap:24px;}
  .faq-wrap{grid-template-columns:1fr;gap:26px;}
  .safety-wrap{grid-template-columns:1fr;}
  .safety-art{max-width:420px;}
  .section{padding:60px 0;}
  .hero{padding:64px 32px 48px;}
}
@media (max-width:768px){
  body{font-size:16.5px;}
  .header-inner{padding:0 16px;gap:12px;}
  .brand-mark{font-size:15px;}
  .seg-switch{display:none;}
  .hero{padding:48px 22px 40px;border-radius:0 0 var(--r-md) var(--r-md);}
  .hero h1{font-size:clamp(26px,7vw,34px);}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 auto;}
  .hero-stats{grid-template-columns:1fr 1fr 1fr;gap:10px;}
  .stat{padding:12px 10px;}
  .stat-num{font-size:26px;}
  .stat-label{font-size:11px;}
  .section{padding:48px 0;}
  .sec-head{margin-bottom:28px;}
  .reason{grid-template-columns:56px minmax(0,1fr);gap:16px;padding:20px;}
  .reason .badge{grid-column:1 / -1;justify-self:start;margin-left:0;}
  .reason-no{font-size:34px;}
  .scene-wrap{grid-template-columns:1fr;}
  .scene-tabs{flex-direction:row;overflow-x:auto;padding-bottom:4px;gap:8px;}
  .scene-tab{white-space:nowrap;padding:10px 16px;font-size:14px;}
  .scene-body{padding:20px;}
  .step-line{grid-template-columns:1fr;gap:18px;}
  .step-line::before{display:none;}
  .step-item{padding-top:0;padding-left:32px;}
  .step-item::before{top:4px;}
  .step-no{top:6px;left:34px;}
  .score-band{grid-template-columns:1fr 1fr;}
  .cmp-row{grid-template-columns:1fr;gap:6px;padding:16px 18px;}
  .cmp-head{display:none;}
  .cmp-dim{font-size:15px;color:var(--green-800);}
  .cmp-us,.cmp-them{font-size:14px;}
  .cmp-us::before{content:"微爱社区：";font-size:12px;color:var(--faint);font-weight:700;flex-shrink:0;}
  .cmp-them::before{content:"常见方式：";font-size:12px;color:var(--faint);font-weight:700;flex-shrink:0;}
  .district-wrap{gap:28px;}
  .bento{grid-template-columns:1fr;}
  .b1,.b2,.b3,.b4,.b5,.b6{grid-column:span 1;}
  .b6{flex-direction:column;align-items:flex-start;}
  .sched-row{grid-template-columns:64px minmax(0,1fr) auto;gap:12px;padding:14px 16px;}
  .sched-city{grid-column:2;font-size:12px;}
  .sched-title{grid-column:2;}
  .sched-row .badge{grid-column:3;grid-row:1 / span 2;justify-self:end;}
  .sched-go{display:none;}
  .news-grid,.topic-grid{grid-template-columns:1fr;}
  .check-list{grid-template-columns:1fr;}
  .band{padding:28px 22px;}
  .band-items{grid-template-columns:1fr;gap:18px;}
  .band-item{border-left:0;padding-left:0;border-top:1px solid rgba(247,243,234,.15);padding-top:14px;}
  .band-item:first-child{border-top:0;padding-top:0;}
  .log-item{grid-template-columns:1fr;gap:6px;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding:48px 20px 32px;}
  .footer-brand{grid-column:1 / -1;}
  .final{padding:40px 22px;}
  .final-actions .btn{width:100%;}
  .cta-bar{
    left:0;right:0;bottom:0;transform:translateY(140%);
    border-radius:16px 16px 0 0;width:100%;max-width:100%;
    flex-wrap:wrap;gap:10px;padding:14px 16px calc(14px + env(safe-area-inset-bottom));
  }
  .cta-bar.show{transform:translateY(0);}
  .cta-bar-text{width:100%;font-size:13px;white-space:normal;}
  .cta-bar-actions{width:calc(100% - 40px);}
  .cta-bar-actions .btn{flex:1;}
}
@media (max-width:480px){
  .hero h1{font-size:25px;}
  .hero-stats{grid-template-columns:1fr;}
  .btn{width:100%;}
  .hero-actions{gap:10px;}
  .footer-inner{grid-template-columns:1fr;}
  .search-box{max-width:100%;}
}

/* roulang page: article */
:root{
  --green-900:#0A1F18;
  --green-800:#0F3B2E;
  --green-700:#174A39;
  --green-600:#1E5A45;
  --amber:#F2A93B;
  --amber-light:#FFC76B;
  --lime:#C6F26B;
  --coral:#D95D45;
  --bg:#F7F3EA;
  --surface:#EFE8DA;
  --card:#FFFFFF;
  --text:#18231D;
  --muted:#4E5D55;
  --faint:#7A877F;
  --line:#D8D0C0;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 2px 8px rgba(15,59,46,.06);
  --sh-2:0 12px 32px rgba(15,59,46,.10);
  --max:1200px;
  --num-font:'Barlow Condensed','DIN Alternate','Roboto Condensed',-apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
*,*::before,*::after{box-sizing:border-box;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Source Han Sans SC',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--green-800);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--amber);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:900;letter-spacing:.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
:focus-visible{outline:3px solid rgba(242,169,59,.55);outline-offset:2px;border-radius:4px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  height:72px;
  background:rgba(247,243,234,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:1280px;margin:0 auto;height:100%;
  padding:0 24px;
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0;color:var(--green-800);}
.brand:hover{color:var(--green-800);}
.brand-mark{font-size:17px;font-weight:900;color:var(--green-800);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--amber);letter-spacing:.28em;font-weight:700;}
.search-box{
  flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);
  height:44px;padding:0 6px 0 38px;transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--green-600);box-shadow:0 0 0 3px rgba(242,169,59,.28);}
.search-box svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:17px;height:17px;stroke:var(--faint);fill:none;stroke-width:2;}
.search-box input{flex:1;border:0;background:transparent;height:100%;font-size:14px;color:var(--text);outline:none;font-family:inherit;}
.search-box input::placeholder{color:var(--faint);}
.search-box button{
  border:0;background:var(--green-800);color:var(--bg);
  height:32px;padding:0 12px;border-radius:8px;font-size:13px;font-weight:700;
  transition:background .18s ease;
}
.search-box button:hover{background:var(--green-600);color:var(--bg);}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.seg-switch{
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 12px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);font-size:12.5px;color:var(--muted);font-weight:700;white-space:nowrap;
}
.seg-switch span{color:var(--green-800);font-family:var(--num-font);letter-spacing:.04em;font-size:14px;}
.menu-btn{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);color:var(--green-800);font-size:18px;align-items:center;justify-content:center;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:var(--green-900);box-shadow:0 4px 14px rgba(242,169,59,.28);}
.btn-primary:hover{background:var(--amber-light);color:var(--green-900);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--green-800);color:var(--green-800);}
.btn-outline:hover{background:var(--green-800);color:var(--bg);}
.btn-ghost{background:rgba(247,243,234,.14);border-color:rgba(247,243,234,.4);color:#F7F3EA;}
.btn-ghost:hover{background:rgba(247,243,234,.26);color:#fff;}
.btn-outline-light{background:transparent;border-color:rgba(247,243,234,.45);color:#F7F3EA;}
.btn-outline-light:hover{background:rgba(247,243,234,.16);color:#fff;}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:99px;font-size:12px;font-weight:700;line-height:1.6;white-space:nowrap;}
.badge-soft{background:var(--surface);color:var(--green-800);}
.badge-dark{background:var(--green-800);color:var(--bg);}
.badge-live{background:var(--lime);color:var(--green-900);}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green-900);}
.badge-amber{background:rgba(242,169,59,.18);color:#8A5A10;}
.badge-mute{background:#E4E0D6;color:var(--faint);}
.badge-coral{background:rgba(217,93,69,.14);color:#A53F2C;}

/* ---------- Layout ---------- */
.doc-layout{
  max-width:1280px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:248px minmax(0,1fr);gap:28px;align-items:start;
}
.nav-mask{display:none;position:fixed;inset:0;background:rgba(10,31,24,.5);z-index:85;opacity:0;pointer-events:none;transition:opacity .24s ease;}
.nav-mask.is-open{opacity:1;pointer-events:auto;}

/* ---------- Sidebar ---------- */
.doc-sidebar{
  position:sticky;top:88px;
  padding:28px 0 40px;
  max-height:calc(100vh - 100px);
  overflow-y:auto;
  scrollbar-width:thin;
}
.side-block{margin-bottom:26px;}
.side-title{
  font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--faint);
  margin-bottom:10px;padding-left:12px;
}
.side-nav{display:flex;flex-direction:column;gap:2px;}
.side-nav a{
  display:block;padding:8px 12px;border-radius:0 var(--r-sm) var(--r-sm) 0;
  border-left:3px solid transparent;
  font-size:14.5px;color:var(--muted);line-height:1.5;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.side-nav a:hover{background:var(--surface);color:var(--green-800);}
.side-nav a.is-active{border-left-color:var(--amber);background:var(--surface);color:var(--green-800);font-weight:700;}
.side-nav a.toc-lv3{padding-left:26px;font-size:13.5px;color:var(--faint);}
.side-nav a.toc-lv3:hover{color:var(--green-800);}
.side-tip{
  background:var(--green-900);color:rgba(247,243,234,.8);
  border-radius:var(--r-md);padding:16px 16px 18px;font-size:13px;line-height:1.75;
}
.side-tip strong{display:block;color:var(--amber-light);font-size:14px;margin-bottom:6px;font-weight:800;}

/* ---------- Article head ---------- */
.article-main{min-width:0;padding:34px 0 0;}
.article-shell{max-width:760px;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--faint);margin-bottom:20px;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--amber);}
.crumbs .sep{color:var(--line);}
.crumbs .here{color:var(--green-800);font-weight:700;}
.kicker-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px;}
.article-h1{
  font-size:clamp(28px,3.4vw,42px);
  line-height:1.32;color:var(--green-900);
  letter-spacing:-.01em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  margin-top:20px;padding-bottom:24px;border-bottom:1px solid var(--line);
  font-size:13px;color:var(--faint);
}
.article-meta .m-num{font-family:var(--num-font);font-size:15px;color:var(--green-800);font-weight:700;letter-spacing:.03em;}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}

/* ---------- Summary ---------- */
.summary-card{
  position:relative;background:var(--surface);
  border-radius:var(--r-md);padding:24px 26px 22px 28px;margin-top:28px;
  border-left:4px solid var(--amber);
}
.summary-card h2{font-size:15px;letter-spacing:.14em;color:var(--green-800);margin-bottom:12px;}
.summary-card ol{display:flex;flex-direction:column;gap:10px;counter-reset:sum;}
.summary-card li{
  position:relative;padding-left:30px;font-size:15px;color:var(--muted);line-height:1.8;
  counter-increment:sum;
}
.summary-card li::before{
  content:counter(sum);position:absolute;left:0;top:2px;
  width:20px;height:20px;border-radius:50%;
  background:var(--green-800);color:var(--bg);
  font-family:var(--num-font);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}

/* ---------- Article body ---------- */
.article-body{
  font-size:17px;line-height:1.95;color:var(--text);
  padding-top:32px;
  overflow-wrap:break-word;word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1em;}
.article-body h2{
  font-size:clamp(22px,2.4vw,28px);line-height:1.45;color:var(--green-900);
  margin:2.1em 0 .7em;padding-left:14px;border-left:4px solid var(--amber);
  scroll-margin-top:96px;
}
.article-body h3{
  font-size:clamp(18px,2vw,21px);line-height:1.5;color:var(--green-800);
  margin:1.7em 0 .55em;scroll-margin-top:96px;
}
.article-body h4{font-size:17px;color:var(--green-800);margin:1.4em 0 .4em;}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:1.35em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.45em 0;}
.article-body strong{color:var(--green-900);}
.article-body a{color:var(--green-700);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--amber);}
.article-body img{border-radius:var(--r-md);margin:1.5em 0;width:100%;height:auto;box-shadow:var(--sh-1);}
.article-body blockquote{
  margin:1.5em 0;padding:16px 20px;background:var(--surface);
  border-left:3px solid var(--amber);border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--muted);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--surface);color:var(--green-800);font-weight:700;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-body code{background:var(--surface);padding:2px 6px;border-radius:6px;font-size:.92em;}

/* ---------- Empty ---------- */
.empty-state{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--r-md);
  padding:56px 24px;text-align:center;color:var(--muted);
}
.empty-state .empty-ico{
  width:56px;height:56px;border-radius:50%;background:var(--surface);
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;
  font-size:24px;color:var(--green-600);
}
.empty-state h2{font-size:20px;color:var(--green-900);margin-bottom:8px;}
.empty-state p{font-size:15px;margin-bottom:20px;}

/* ---------- Sections ---------- */
.article-section{padding:56px 0 0;margin-top:0;}
.sec-head{margin-bottom:24px;}
.sec-head h2{font-size:clamp(20px,2.2vw,25px);color:var(--green-900);line-height:1.4;}
.sec-head p{font-size:14.5px;color:var(--faint);margin-top:8px;}

/* key actions */
.action-grid{display:grid;gap:14px;}
.action-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.action-item:hover{border-color:var(--green-600);box-shadow:var(--sh-2);transform:translateY(-2px);}
.action-num{
  font-family:var(--num-font);font-size:26px;font-weight:700;color:var(--amber);
  line-height:1;flex-shrink:0;width:36px;
}
.action-item h3{font-size:16.5px;color:var(--green-800);margin-bottom:4px;}
.action-item p{font-size:14.5px;color:var(--muted);line-height:1.8;}

/* security */
.security-band{
  background:var(--green-900);color:#F2EEE4;border-radius:var(--r-lg);
  padding:34px 32px;display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:center;
}
.security-mark{
  width:88px;height:88px;border-radius:50%;
  border:1px solid rgba(198,242,107,.4);
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 30% 25%,rgba(198,242,107,.18),transparent 70%);
}
.security-mark svg{width:40px;height:40px;stroke:var(--lime);fill:none;stroke-width:1.6;}
.security-band h2{color:#FBF8F0;font-size:21px;margin-bottom:14px;}
.security-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.security-list a{
  display:block;padding:14px 16px;border-radius:var(--r-sm);
  background:rgba(247,243,234,.07);border:1px solid rgba(247,243,234,.14);
  color:rgba(247,243,234,.92);font-size:14px;line-height:1.7;
  transition:background .18s ease,border-color .18s ease;
}
.security-list a:hover{background:rgba(247,243,234,.14);border-color:rgba(242,169,59,.5);color:#fff;}
.security-list a strong{display:block;font-size:14.5px;color:var(--amber-light);margin-bottom:4px;}

/* related */
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.rel-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.rel-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.rel-card .rel-tag{align-self:flex-start;}
.rel-card h3{font-size:17px;line-height:1.55;color:var(--green-900);}
.rel-card p{font-size:14px;color:var(--muted);line-height:1.8;}
.rel-card .rel-time{font-family:var(--num-font);font-size:13px;color:var(--faint);letter-spacing:.04em;margin-top:auto;}
.rel-empty{
  background:var(--surface);border-radius:var(--r-md);padding:26px;
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  font-size:14.5px;color:var(--muted);
}

/* pager */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.pager-item{
  display:flex;flex-direction:column;gap:6px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.pager-item:hover{border-color:var(--green-600);box-shadow:var(--sh-2);transform:translateY(-2px);}
.pager-item span{font-size:12.5px;color:var(--faint);letter-spacing:.06em;}
.pager-item strong{font-size:16px;color:var(--green-800);line-height:1.55;}
.pager-next{text-align:right;align-items:flex-end;}

/* final cta */
.final-cta{
  position:relative;overflow:hidden;
  background:var(--green-900);border-radius:var(--r-lg);
  padding:52px 44px;color:#F7F3EA;
}
.final-cta::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(90deg,rgba(247,243,234,.05) 0 2px,transparent 2px 64px),
    radial-gradient(circle at 88% 18%,rgba(242,169,59,.20),transparent 55%);
}
.final-cta-in{position:relative;z-index:2;max-width:640px;}
.final-cta h2{color:#FBF8F0;font-size:clamp(22px,2.6vw,30px);line-height:1.42;margin-bottom:12px;}
.final-cta p{color:rgba(247,243,234,.78);font-size:15.5px;margin-bottom:24px;}
.final-cta .btn-row{display:flex;flex-wrap:wrap;gap:14px;}

/* progress bar */
.read-progress{position:fixed;left:0;top:72px;height:3px;width:0;background:linear-gradient(90deg,var(--amber),var(--lime));z-index:79;transition:width .1s linear;}

/* sticky cta */
.sticky-cta{
  position:fixed;left:50%;bottom:20px;z-index:90;
  transform:translate(-50%,140%);opacity:0;pointer-events:none;
  display:flex;align-items:center;gap:14px;
  background:var(--green-900);color:#F7F3EA;
  border:1px solid rgba(242,169,59,.35);
  border-radius:99px;padding:10px 14px 10px 22px;
  box-shadow:0 18px 40px rgba(10,31,24,.30);
  max-width:calc(100% - 32px);
  transition:transform .3s ease,opacity .3s ease;
}
.sticky-cta.is-visible{transform:translate(-50%,0);opacity:1;pointer-events:auto;}
.sticky-cta .st-text{font-size:14px;color:rgba(247,243,234,.86);white-space:nowrap;}
.sticky-cta .btn{min-height:40px;padding:0 18px;font-size:14px;}
.sticky-cta .st-close{
  width:32px;height:32px;border-radius:50%;border:1px solid rgba(247,243,234,.25);
  background:transparent;color:rgba(247,243,234,.7);font-size:14px;line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.sticky-cta .st-close:hover{background:rgba(247,243,234,.16);color:#fff;}

/* ---------- Footer ---------- */
.site-footer{background:var(--green-900);color:rgba(247,243,234,.82);margin-top:72px;}
.footer-inner{
  max-width:1280px;margin:0 auto;padding:64px 24px 40px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
}
.footer-logo{font-size:18px;font-weight:900;color:#FBF8F0;margin-bottom:14px;}
.footer-logo span{color:var(--amber);font-size:12px;letter-spacing:.24em;font-weight:700;display:inline-block;margin-left:6px;}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(247,243,234,.66);max-width:360px;}
.footer-col h4{font-size:14px;color:#FBF8F0;margin-bottom:16px;letter-spacing:.08em;font-weight:800;}
.footer-col a{display:block;font-size:14px;color:rgba(247,243,234,.70);padding:5px 0;transition:color .16s ease,transform .16s ease;}
.footer-col a:hover{color:var(--amber-light);transform:translateX(3px);}
.footer-meta{font-size:13.5px;color:rgba(247,243,234,.62);margin:0 0 6px;}
.footer-bottom{
  border-top:1px solid rgba(247,243,234,.14);
  max-width:1280px;margin:0 auto;padding:20px 24px 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(247,243,234,.55);
}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .header-inner,.doc-layout,.footer-inner,.footer-bottom{max-width:1160px;}
}
@media (max-width:1024px){
  .doc-layout{grid-template-columns:minmax(0,1fr);gap:0;}
  .doc-sidebar{
    position:fixed;top:0;left:0;bottom:0;width:290px;max-height:none;
    background:var(--bg);border-right:1px solid var(--line);
    padding:24px 18px 40px;z-index:86;
    transform:translateX(-102%);transition:transform .26s ease;
    overflow-y:auto;
  }
  .doc-sidebar.is-open{transform:translateX(0);}
  .nav-mask{display:block;}
  .menu-btn{display:inline-flex;}
  .search-box{max-width:none;}
  .security-list{grid-template-columns:1fr;}
  .security-band{grid-template-columns:1fr;gap:18px;}
  .security-mark{width:64px;height:64px;}
  .security-mark svg{width:30px;height:30px;}
  .article-main{padding-top:24px;}
}
@media (max-width:900px){
  .seg-switch{display:none;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  body{font-size:16.5px;}
  .header-inner{padding:0 16px;gap:12px;}
  .search-box{display:none;}
  .doc-layout{padding:0 16px;}
  .brand-mark{font-size:15.5px;}
  .brand-sub{font-size:10px;letter-spacing:.22em;}
  .article-h1{font-size:clamp(24px,6vw,32px);}
  .related-grid{grid-template-columns:1fr;}
  .pager{grid-template-columns:1fr;}
  .pager-next{text-align:left;align-items:flex-start;}
  .final-cta{padding:36px 24px;border-radius:var(--r-md);}
  .final-cta .btn-row .btn{flex:1 1 100%;}
  .summary-card{padding:20px 18px 18px 20px;}
  .article-body{font-size:16.5px;line-height:1.9;}
  .sticky-cta{
    left:0;right:0;bottom:0;transform:translateY(140%);
    border-radius:14px 14px 0 0;width:100%;max-width:100%;
    padding:12px 14px calc(12px + env(safe-area-inset-bottom));
    flex-wrap:wrap;gap:10px;justify-content:space-between;
  }
  .sticky-cta.is-visible{transform:translateY(0);}
  .sticky-cta .st-text{width:100%;font-size:13px;white-space:normal;}
  .sticky-cta .btn{flex:1 1 0;min-height:42px;font-size:13.5px;padding:0 12px;}
  .footer-inner{grid-template-columns:1fr;padding:44px 16px 28px;gap:28px;}
  .footer-bottom{padding:18px 16px calc(84px + env(safe-area-inset-bottom));flex-direction:column;}
  .site-footer{margin-top:52px;}
}
@media (max-width:520px){
  .article-meta{gap:12px;font-size:12.5px;}
  .final-cta h2{font-size:21px;}
  .action-item{padding:16px 16px;}
  .pager-item{padding:16px 16px;}
  .rel-card{padding:18px 16px;}
}

/* roulang page: category1 */
:root{
  --green-900:#0A1F18;
  --green-800:#0F3B2E;
  --green-700:#174A39;
  --green-600:#1E5A45;
  --amber:#F2A93B;
  --amber-light:#FFC76B;
  --lime:#C6F26B;
  --coral:#D95D45;
  --bg:#F7F3EA;
  --surface:#EFE8DA;
  --card:#FFFFFF;
  --text:#18231D;
  --muted:#4E5D55;
  --faint:#7A877F;
  --line:#D8D0C0;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 2px 8px rgba(15,59,46,.06);
  --sh-2:0 12px 32px rgba(15,59,46,.10);
  --max:1200px;
  --num-font:'Barlow Condensed','DIN Alternate','Roboto Condensed',-apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Source Han Sans SC',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--green-800);text-decoration:none;transition:color .18s ease;}
a:hover{color:#B47817;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;letter-spacing:.01em;color:var(--green-800);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  height:72px;
  background:rgba(247,243,234,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:1280px;margin:0 auto;height:100%;
  padding:0 24px;
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0;}
.brand-mark{font-size:17px;font-weight:900;color:var(--green-800);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--amber);letter-spacing:.28em;font-weight:700;}
.search-box{
  flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);
  height:44px;padding:0 6px 0 38px;transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--green-600);box-shadow:0 0 0 3px rgba(242,169,59,.28);}
.search-box svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:17px;height:17px;stroke:var(--faint);fill:none;stroke-width:2;}
.search-box input{
  flex:1;border:0;background:transparent;height:100%;min-width:0;
  font-size:14px;color:var(--text);outline:none;
}
.search-box input::placeholder{color:var(--faint);}
.search-box button{
  border:0;background:var(--green-800);color:var(--bg);
  height:32px;padding:0 12px;border-radius:8px;font-size:13px;font-weight:700;
  transition:background .18s ease;
}
.search-box button:hover{background:var(--green-600);}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.seg-switch{
  font-size:12.5px;color:var(--muted);border:1px solid var(--line);background:var(--card);
  border-radius:8px;padding:7px 12px;white-space:nowrap;
}
.seg-switch span{color:var(--green-800);font-weight:700;}
.menu-btn{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);color:var(--green-800);font-size:18px;
  align-items:center;justify-content:center;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:3px solid rgba(242,169,59,.55);outline-offset:2px;}
.btn-primary{background:var(--amber);color:var(--green-900);box-shadow:0 4px 14px rgba(242,169,59,.28);}
.btn-primary:hover{background:var(--amber-light);color:var(--green-900);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--green-800);color:var(--green-800);}
.btn-outline:hover{background:var(--green-800);color:var(--bg);}
.btn-ghost{background:rgba(247,243,234,.14);border-color:rgba(247,243,234,.4);color:#F7F3EA;}
.btn-ghost:hover{background:rgba(247,243,234,.26);color:#fff;}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.text-link{
  font-weight:700;color:var(--green-800);
  text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;
  text-decoration-color:rgba(15,59,46,.35);
}
.text-link:hover{color:#B47817;text-decoration-color:rgba(242,169,59,.7);}

/* ---------- Badges & chips ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:99px;font-size:12px;font-weight:700;line-height:1.6;
  white-space:nowrap;
}
.badge-soft{background:var(--surface);color:var(--green-800);}
.badge-dark{background:var(--green-800);color:var(--bg);}
.badge-live{background:var(--lime);color:var(--green-900);}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green-900);}
.badge-amber{background:rgba(242,169,59,.18);color:#8A5A10;}
.badge-mute{background:#E4E0D6;color:var(--faint);}
.badge-coral{background:rgba(217,93,69,.14);color:#A53F2C;}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:0 16px;border-radius:99px;
  border:1px solid var(--line);background:var(--card);
  font-size:14px;color:var(--muted);font-weight:600;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .16s ease;
}
.chip:hover{border-color:var(--green-600);color:var(--green-800);transform:translateY(-1px);}
.chip.is-active{background:var(--green-800);color:var(--bg);border-color:var(--green-800);}
.chip.is-active:hover{color:var(--bg);}

/* ---------- Layout ---------- */
.layout{
  max-width:1280px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:248px minmax(0,1fr);gap:28px;align-items:start;
}
.doc-side{
  position:sticky;top:96px;
  max-height:calc(100vh - 120px);overflow:auto;
  padding:28px 0 40px;
}
.side-title{
  font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--faint);
  margin:0 0 10px;padding-left:12px;
}
.side-title + .side-nav{margin-bottom:26px;}
.side-nav{display:flex;flex-direction:column;gap:2px;}
.side-nav a{
  display:flex;align-items:center;
  min-height:44px;padding:0 12px;
  border-left:3px solid transparent;border-radius:0 8px 8px 0;
  font-size:15px;color:var(--muted);font-weight:600;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.side-nav a:hover{background:var(--surface);color:var(--green-800);}
.side-nav a.is-active{
  border-left-color:var(--amber);background:rgba(242,169,59,.14);
  color:var(--green-800);font-weight:800;
}
.side-nav-sub a{font-size:14px;min-height:40px;}
.side-close-wrap{display:none;}
main{min-width:0;padding:28px 0 72px;}

/* ---------- Page head ---------- */
.page-head{padding:8px 0 30px;border-bottom:1px solid var(--line);margin-bottom:26px;}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--faint);margin-bottom:18px;}
.crumbs a{color:var(--muted);font-weight:600;}
.crumbs a:hover{color:var(--green-800);}
.crumbs span.sep{color:var(--line);}
.page-head h1{
  font-size:clamp(30px,3.6vw,44px);
  line-height:1.28;margin:0 0 16px;
}
.lede{font-size:16.5px;color:var(--muted);max-width:760px;margin:0 0 20px;}
.head-meta{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- Panels ---------- */
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:34px;box-shadow:var(--sh-1);margin-bottom:26px;
}
.panel-alt{background:var(--surface);}
.panel-dark{background:var(--green-900);border-color:transparent;color:#F2EEE4;box-shadow:var(--sh-2);}
.panel-dark h2,.panel-dark h3{color:#FBF8F0;}
.panel-dark p{color:rgba(247,243,234,.80);}
.block-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:24px;}
.block-head h2{font-size:clamp(23px,2.4vw,30px);}
.block-head .sub{font-size:14.5px;color:var(--faint);margin:0;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.2em;
  color:#9A6A11;margin-bottom:12px;
}
.eyebrow::after{content:"";display:block;width:34px;height:3px;background:var(--amber);margin-top:9px;border-radius:2px;}
.panel-dark .eyebrow{color:var(--lime);}
.panel-dark .eyebrow::after{background:var(--lime);}

/* ---------- Filter ---------- */
.filter-group{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 0;border-bottom:1px dashed var(--line);}
.filter-group:last-child{border-bottom:0;padding-bottom:0;}
.filter-label{
  flex:0 0 68px;font-size:13px;font-weight:800;color:var(--faint);letter-spacing:.06em;
}
.filter-chips{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- Event grid ---------- */
.event-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.event-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.event-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.event-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;}
.event-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.event-body h3{font-size:18px;line-height:1.5;}
.event-body p{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0;}
.event-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:12.5px;color:var(--faint);}
.event-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.event-tags{display:flex;flex-wrap:wrap;gap:6px;}
.tag{
  display:inline-flex;align-items:center;padding:2px 10px;border-radius:99px;
  background:var(--surface);color:var(--green-800);font-size:12px;font-weight:700;
}
.event-foot{margin-top:auto;padding-top:6px;}
.event-foot a{font-size:13.5px;font-weight:800;color:var(--green-800);display:inline-flex;align-items:center;gap:6px;}
.event-foot a:hover{color:#B47817;}
.event-foot a::after{content:"→";transition:transform .18s ease;}
.event-foot a:hover::after{transform:translateX(3px);}
.list-foot{margin-top:24px;display:flex;justify-content:center;}
.num{font-family:var(--num-font);font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.step:hover{border-color:var(--green-600);transform:translateY(-2px);box-shadow:var(--sh-2);}
.step-no{
  font-family:var(--num-font);font-size:34px;font-weight:800;color:var(--amber);
  line-height:1;display:block;margin-bottom:12px;
}
.step h3{font-size:17.5px;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--muted);margin:0 0 12px;}
.step a{font-size:13.5px;font-weight:800;}

/* ---------- Check list ---------- */
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.check-item{
  display:flex;gap:14px;padding:18px 20px;border-radius:var(--r-md);
  background:rgba(247,243,234,.06);border:1px solid rgba(247,243,234,.16);
}
.panel-alt .check-item,.panel .check-item{background:var(--bg);border-color:var(--line);}
.check-mark{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  background:var(--green-800);color:var(--bg);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;margin-top:3px;
}
.panel-dark .check-mark{background:var(--lime);color:var(--green-900);}
.check-item h3{font-size:16px;margin-bottom:6px;}
.check-item p{font-size:14px;color:var(--muted);margin:0;}
.panel-dark .check-item p{color:rgba(247,243,234,.78);}

/* ---------- Rules list ---------- */
.rule-list{display:flex;flex-direction:column;gap:0;}
.rule-item{
  display:flex;gap:16px;padding:16px 4px;border-bottom:1px dashed var(--line);
  transition:background .18s ease;
}
.rule-item:last-child{border-bottom:0;}
.rule-item:hover{background:var(--surface);}
.rule-idx{
  flex:0 0 42px;font-family:var(--num-font);font-size:19px;font-weight:800;
  color:var(--amber);line-height:1.7;
}
.rule-item h3{font-size:16px;margin-bottom:4px;}
.rule-item p{font-size:14.5px;color:var(--muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--card);
  margin-bottom:10px;overflow:hidden;transition:border-color .18s ease,background .18s ease;
}
.faq-item.is-open{border-color:var(--green-600);background:var(--surface);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:52px;padding:12px 18px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:700;color:var(--green-800);line-height:1.6;
}
.faq-q:focus-visible{outline:3px solid rgba(242,169,59,.55);outline-offset:-3px;}
.faq-sign{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  background:var(--surface);color:var(--green-800);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;transition:background .18s ease,color .18s ease,transform .18s ease;
}
.faq-item.is-open .faq-sign{background:var(--amber);color:var(--green-900);transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .18s ease;}
.faq-a-inner{padding:0 18px 18px;font-size:15px;color:var(--muted);line-height:1.9;}

/* ---------- Channel entries ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.channel{
  display:flex;flex-direction:column;gap:8px;padding:22px 20px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.channel:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.channel h3{font-size:17px;color:var(--green-800);}
.channel p{font-size:14px;color:var(--muted);margin:0;}
.channel .badge{align-self:flex-start;}
.channel.is-here{background:var(--surface);border-color:var(--green-600);}
.back-home{
  margin-top:22px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;
  padding-top:22px;border-top:1px dashed var(--line);
}
.back-home p{font-size:14.5px;color:var(--muted);margin:0;}

/* ---------- Footer ---------- */
.site-footer{background:var(--green-900);color:#F7F3EA;margin-top:20px;}
.footer-inner{
  max-width:1280px;margin:0 auto;padding:64px 24px 40px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
}
.footer-logo{font-size:17px;font-weight:900;color:#FBF8F0;margin-bottom:14px;letter-spacing:.01em;}
.footer-logo span{display:block;font-size:11px;letter-spacing:.28em;color:var(--amber);font-weight:700;margin-top:4px;}
.footer-brand p{font-size:14px;color:rgba(247,243,234,.72);line-height:1.9;margin:0;}
.footer-col h4{font-size:13.5px;color:#FBF8F0;letter-spacing:.1em;margin-bottom:14px;}
.footer-col a{
  display:block;font-size:14px;color:rgba(247,243,234,.72);
  padding:6px 0;transition:color .18s ease,transform .18s ease;
}
.footer-col a:hover{color:var(--amber-light);transform:translateX(2px);}
.footer-meta{font-size:13.5px;color:rgba(247,243,234,.62);margin:0 0 6px;}
.footer-bottom{
  border-top:1px solid rgba(247,243,234,.14);
  max-width:1280px;margin:0 auto;padding:20px 24px 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(247,243,234,.56);
}

/* ---------- Sticky CTA ---------- */
.cta-bar{
  position:fixed;left:50%;bottom:22px;transform:translate(-50%,140%);
  z-index:70;display:flex;align-items:center;gap:14px;
  background:var(--green-900);color:#F7F3EA;
  border:1px solid rgba(242,169,59,.35);
  border-radius:99px;padding:12px 14px 12px 24px;
  box-shadow:0 16px 40px rgba(10,31,24,.28);
  max-width:calc(100% - 32px);
  transition:transform .28s ease,opacity .28s ease;opacity:0;pointer-events:none;
}
.cta-bar.is-visible{transform:translate(-50%,0);opacity:1;pointer-events:auto;}
.cta-bar p{margin:0;font-size:14px;color:rgba(247,243,234,.86);white-space:nowrap;}
.cta-bar .btn{min-height:40px;padding:0 18px;font-size:14px;}
.cta-close{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(247,243,234,.3);
  background:transparent;color:rgba(247,243,234,.7);font-size:15px;line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.cta-close:hover{background:rgba(247,243,234,.14);color:#fff;}
.nav-mask{
  display:none;position:fixed;inset:0;background:rgba(10,31,24,.5);z-index:85;
  opacity:0;pointer-events:none;transition:opacity .24s ease;
}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .layout{grid-template-columns:220px minmax(0,1fr);gap:22px;}
  .footer-inner{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:1024px){
  .layout{grid-template-columns:minmax(0,1fr);padding:0 20px;}
  .doc-side{
    position:fixed;top:0;left:0;height:100vh;max-height:none;width:288px;
    background:var(--bg);border-right:1px solid var(--line);
    padding:20px 16px 40px;z-index:90;overflow:auto;
    transform:translateX(-102%);transition:transform .26s ease;
    box-shadow:0 0 40px rgba(10,31,24,.18);
  }
  .doc-side.is-open{transform:translateX(0);}
  .side-close-wrap{display:flex;justify-content:flex-end;margin-bottom:10px;}
  .side-close{
    width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
    background:var(--card);color:var(--green-800);font-size:18px;
    display:flex;align-items:center;justify-content:center;
  }
  .nav-mask{display:block;}
  .nav-mask.is-open{opacity:1;pointer-events:auto;}
  .menu-btn{display:inline-flex;}
  main{padding:24px 0 64px;}
  .panel{padding:26px 22px;}
  .steps{grid-template-columns:1fr;}
  .channel-grid{grid-template-columns:1fr;}
}
@media (max-width:900px){
  .site-header{height:auto;}
  .header-inner{flex-wrap:wrap;padding:12px 16px;gap:10px;}
  .search-box{order:3;flex:1 1 100%;max-width:none;width:100%;}
  .header-right{margin-left:auto;}
  .seg-switch{display:none;}
  .doc-side{top:0;}
}
@media (max-width:768px){
  body{font-size:16.5px;}
  .event-grid{grid-template-columns:1fr;}
  .check-list{grid-template-columns:1fr;}
  .page-head h1{font-size:29px;}
  .panel{padding:22px 18px;}
  .filter-label{flex-basis:100%;}
  .footer-inner{grid-template-columns:1fr;gap:26px;padding:48px 20px 32px;}
  .footer-bottom{flex-direction:column;padding:18px 20px 26px;}
  .cta-bar{
    left:12px;right:12px;bottom:12px;transform:translateY(140%);
    border-radius:var(--r-md);padding:12px 14px;flex-wrap:wrap;justify-content:center;
    max-width:none;width:auto;
  }
  .cta-bar.is-visible{transform:translateY(0);}
  .cta-bar p{width:100%;text-align:center;white-space:normal;}
  .cta-bar .btn{flex:1 1 auto;}
}
@media (max-width:520px){
  .header-inner{padding:10px 14px;}
  .brand-mark{font-size:15.5px;}
  .page-head h1{font-size:25px;}
  .block-head h2{font-size:22px;}
  .btn{width:100%;}
  .header-right .btn-sm{width:auto;}
  .event-body{padding:16px 16px 18px;}
  .cta-bar .btn{width:100%;}
  .rule-idx{flex-basis:34px;font-size:17px;}
}

/* roulang page: category2 */
:root{
  --green-900:#0A1F18;
  --green-800:#0F3B2E;
  --green-700:#174A39;
  --green-600:#1E5A45;
  --amber:#F2A93B;
  --amber-light:#FFC76B;
  --lime:#C6F26B;
  --coral:#D95D45;
  --bg:#F7F3EA;
  --surface:#EFE8DA;
  --card:#FFFFFF;
  --text:#18231D;
  --muted:#4E5D55;
  --faint:#7A877F;
  --line:#D8D0C0;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 2px 8px rgba(15,59,46,.06);
  --sh-2:0 12px 32px rgba(15,59,46,.10);
  --max:1200px;
  --num-font:'Barlow Condensed','DIN Alternate','Roboto Condensed',-apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Source Han Sans SC',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;line-height:1.9;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--green-800);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--amber);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--text);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(242,169,59,.55);outline-offset:2px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;height:72px;
  background:rgba(247,243,234,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{
  position:relative;max-width:1280px;margin:0 auto;height:100%;
  padding:0 24px;display:flex;align-items:center;gap:20px;
}
.brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0;}
.brand-mark{font-size:17px;font-weight:900;color:var(--green-800);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--amber);letter-spacing:.28em;font-weight:700;}
.search-box{
  flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);
  height:44px;padding:0 6px 0 38px;transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--green-600);box-shadow:0 0 0 3px rgba(242,169,59,.28);}
.search-box svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:17px;height:17px;stroke:var(--faint);fill:none;stroke-width:2;}
.search-box input{flex:1;border:0;background:transparent;height:100%;font-size:14px;color:var(--text);outline:none;}
.search-box input::placeholder{color:var(--faint);}
.search-box button{
  border:0;background:var(--green-800);color:var(--bg);
  height:32px;padding:0 12px;border-radius:8px;font-size:13px;font-weight:700;transition:background .18s ease;
}
.search-box button:hover{background:var(--green-600);}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.seg-switch{
  font-size:12.5px;color:var(--muted);font-weight:600;white-space:nowrap;
  padding:8px 12px;border:1px solid var(--line);border-radius:99px;background:var(--card);
}
.menu-btn{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);color:var(--green-800);font-size:18px;align-items:center;justify-content:center;
}
.search-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);align-items:center;justify-content:center;
}
.search-toggle svg{width:18px;height:18px;stroke:var(--green-800);fill:none;stroke-width:2;}

/* ---------- Buttons / badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:var(--green-900);box-shadow:0 4px 14px rgba(242,169,59,.28);}
.btn-primary:hover{background:var(--amber-light);color:var(--green-900);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--green-800);color:var(--green-800);}
.btn-outline:hover{background:var(--green-800);color:var(--bg);}
.btn-outline-light{background:transparent;border-color:rgba(247,243,234,.45);color:#F7F3EA;}
.btn-outline-light:hover{background:rgba(247,243,234,.16);color:#fff;}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:99px;font-size:12px;font-weight:700;line-height:1.7;}
.badge-soft{background:var(--surface);color:var(--green-800);}
.badge-dark{background:var(--green-800);color:var(--bg);}
.badge-live{background:var(--lime);color:var(--green-900);}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green-900);}
.badge-amber{background:rgba(242,169,59,.18);color:#8A5A10;}
.badge-mute{background:#E4E0D6;color:var(--faint);}

/* ---------- Layout ---------- */
.layout{
  max-width:1280px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:248px minmax(0,1fr);gap:28px;align-items:start;
}
.doc-sidebar{
  position:sticky;top:88px;align-self:start;max-height:calc(100vh - 108px);
  overflow-y:auto;padding:26px 18px 40px 0;border-right:1px solid var(--line);
}
.side-group{margin-bottom:28px;}
.side-title{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--faint);margin-bottom:10px;padding-left:12px;}
.side-nav a{
  display:block;padding:9px 12px;border-radius:8px;font-size:14.5px;color:var(--muted);
  border-left:3px solid transparent;transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.side-nav a:hover{background:var(--surface);color:var(--green-800);}
.side-nav a.is-active{background:var(--surface);color:var(--green-800);border-left-color:var(--amber);font-weight:700;}
.drawer-head{display:none;}
.drawer-close{
  width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);color:var(--green-800);font-size:18px;line-height:1;
}
.nav-mask{
  display:none;position:fixed;inset:0;background:rgba(10,31,24,.5);z-index:85;
  opacity:0;pointer-events:none;transition:opacity .24s ease;
}
.nav-mask.is-open{opacity:1;pointer-events:auto;}
main{min-width:0;padding-bottom:0;}

/* ---------- Section base ---------- */
.section{padding:72px 0;border-bottom:1px solid var(--line);}
.section:last-child{border-bottom:0;}
.section-alt{background:var(--surface);padding:72px 24px;margin:0 -24px;border-radius:var(--r-lg);border-bottom:0;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.2em;
  color:var(--amber);margin-bottom:12px;
}
.eyebrow::after{content:"";display:block;width:34px;height:3px;background:var(--amber);margin-top:10px;border-radius:2px;}
.sec-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:34px;}
.sec-head h2{font-size:clamp(24px,2.5vw,32px);line-height:1.35;margin:0 0 10px;font-weight:900;}
.sec-head p{margin:0;color:var(--muted);max-width:66ch;}

/* ---------- Page head ---------- */
.page-head{padding:38px 0 56px;border-bottom:1px solid var(--line);}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--faint);margin-bottom:22px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--amber);}
.page-head-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start;}
h1{font-size:clamp(30px,3.4vw,44px);line-height:1.28;font-weight:900;letter-spacing:-.01em;margin:0 0 18px;}
.lead{font-size:17px;color:var(--muted);max-width:62ch;margin:0 0 22px;}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.meta-text{font-size:13px;color:var(--faint);font-family:var(--num-font);letter-spacing:.04em;}
.head-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
}
.head-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.head-card-body{padding:18px 20px 20px;}
.head-card-body h2{font-size:15px;font-weight:800;margin:0 0 12px;letter-spacing:.02em;}
.data-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13.5px;}
.data-row:last-child{border-bottom:0;}
.data-row span:first-child{color:var(--faint);}
.data-row span:last-child{color:var(--green-800);font-weight:700;}

/* ---------- Chips ---------- */
.chip-grid{display:flex;flex-wrap:wrap;gap:12px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;
  border-radius:99px;background:var(--card);border:1px solid var(--line);
  color:var(--green-800);font-size:14px;font-weight:700;
  transition:border-color .18s ease,background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.chip:hover{border-color:var(--green-600);background:var(--surface);transform:translateY(-2px);box-shadow:var(--sh-1);color:var(--green-800);}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--amber);}

/* ---------- Feed cards ---------- */
.feed-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.feed-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.feed-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.feed-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--surface);}
.feed-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.feed-card:hover .feed-thumb img{transform:scale(1.04);}
.feed-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.feed-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12px;color:var(--faint);font-family:var(--num-font);letter-spacing:.04em;}
.feed-body h3{font-size:19px;line-height:1.5;font-weight:800;margin:0;}
.feed-body h3 a{color:var(--green-800);}
.feed-body h3 a:hover{color:var(--amber);}
.feed-body p{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0;}
.card-link{font-size:14px;font-weight:700;color:var(--green-600);margin-top:auto;padding-top:6px;}
.card-link:hover{color:var(--amber);}
.feed-foot{margin-top:32px;display:flex;justify-content:center;}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;background:var(--card);
  border:1px dashed var(--line);border-radius:var(--r-md);color:var(--muted);
}
.empty-state strong{display:block;font-size:17px;color:var(--green-800);margin-bottom:8px;}

/* ---------- Rules ---------- */
.rule-list{border-top:1px solid var(--line);}
.rule-item{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;
  padding:24px 8px;border-bottom:1px solid var(--line);transition:background .18s ease,padding-left .18s ease;
}
.rule-item:hover{background:var(--surface);padding-left:16px;}
.rule-num{font-family:var(--num-font);font-size:30px;font-weight:700;color:var(--amber);line-height:1;}
.rule-item h3{font-size:18px;font-weight:800;margin:0 0 6px;}
.rule-item p{color:var(--muted);font-size:15px;margin:0;}
.rule-foot{margin-top:24px;display:flex;flex-wrap:wrap;align-items:center;gap:16px;}

/* ---------- Steps ---------- */
.steps-wrap{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:start;}
.steps{position:relative;padding-left:6px;}
.step{position:relative;padding:0 0 30px 58px;border-left:2px dashed var(--line);margin-left:20px;}
.step:last-child{border-left-color:transparent;padding-bottom:0;}
.step-num{
  position:absolute;left:-22px;top:-2px;width:42px;height:42px;border-radius:50%;
  background:var(--green-800);color:var(--bg);display:flex;align-items:center;justify-content:center;
  font-family:var(--num-font);font-size:19px;font-weight:700;letter-spacing:.04em;
}
.step h3{font-size:18px;font-weight:800;margin:2px 0 6px;}
.step p{color:var(--muted);font-size:15px;margin:0;}
.steps-figure{
  border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  background:var(--card);box-shadow:var(--sh-1);
}
.steps-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.steps-figure figcaption{padding:14px 18px;font-size:13px;color:var(--faint);}

/* ---------- Topic cards ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.topic-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 26px 24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
  display:flex;flex-direction:column;gap:12px;scroll-margin-top:96px;
}
.topic-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.topic-card .tags{display:flex;flex-wrap:wrap;gap:8px;}
.topic-card h3{font-size:20px;font-weight:800;line-height:1.45;margin:0;}
.topic-card p{font-size:15px;color:var(--muted);margin:0;}
.topic-card .topic-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:12.5px;color:var(--faint);font-family:var(--num-font);letter-spacing:.05em;}

/* ---------- Privacy dark block ---------- */
.privacy-block{
  background:var(--green-900);color:#F2EEE4;border-radius:var(--r-lg);
  padding:44px 40px;position:relative;overflow:hidden;
}
.privacy-block::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(180deg,rgba(247,243,234,.05) 0 1px,transparent 1px 64px);
}
.privacy-block > *{position:relative;z-index:1;}
.privacy-block h2{color:#FBF8F0;font-size:clamp(22px,2.3vw,30px);font-weight:900;margin:0 0 12px;}
.privacy-block .eyebrow{color:var(--lime);}
.privacy-block .eyebrow::after{background:var(--lime);}
.privacy-block p{color:rgba(247,243,234,.78);max-width:70ch;}
.check-list{display:grid;gap:14px;margin:26px 0 28px;}
.check-item{display:grid;grid-template-columns:22px minmax(0,1fr);gap:14px;align-items:start;}
.check-item .tick{
  width:22px;height:22px;border-radius:50%;background:rgba(198,242,107,.16);
  color:var(--lime);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;margin-top:5px;
}
.check-item strong{display:block;color:#FBF8F0;font-size:16px;margin-bottom:2px;}
.check-item span{font-size:14.5px;color:rgba(247,243,234,.72);}

/* ---------- FAQ ---------- */
.faq-list{max-width:840px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item:hover{border-color:var(--green-600);box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;min-height:52px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-size:16.5px;font-weight:700;color:var(--green-800);transition:background .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:22px;line-height:1;color:var(--green-600);transition:transform .18s ease;}
.faq-item[open] summary{background:var(--surface);}
.faq-item[open] summary::after{content:"−";}
.faq-body{padding:16px 22px 22px;color:var(--muted);font-size:15.5px;}

/* ---------- Channels ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.channel-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:10px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.channel-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.channel-card h3{font-size:18px;font-weight:800;margin:0;}
.channel-card h3 a{color:var(--green-800);}
.channel-card h3 a:hover{color:var(--amber);}
.channel-card p{font-size:14.5px;color:var(--muted);margin:0;}
.channel-card .card-link{margin-top:auto;}

/* ---------- Footer ---------- */
.site-footer{background:var(--green-900);color:#F2EEE4;margin-top:80px;}
.footer-inner{
  max-width:1280px;margin:0 auto;padding:64px 24px 44px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;
}
.footer-logo{font-size:18px;font-weight:900;color:#FBF8F0;margin-bottom:14px;}
.footer-logo span{color:var(--amber);font-size:12px;letter-spacing:.26em;display:block;margin-top:6px;font-weight:700;}
.footer-brand p{font-size:14.5px;color:rgba(247,243,234,.7);line-height:1.85;max-width:40ch;}
.footer-col h4{font-size:13px;letter-spacing:.16em;color:var(--lime);margin:0 0 16px;font-weight:800;}
.footer-col a{display:block;font-size:14.5px;color:rgba(247,243,234,.76);padding:5px 0;transition:color .18s ease,transform .18s ease;}
.footer-col a:hover{color:var(--amber);transform:translateX(3px);}
.footer-meta{font-size:13.5px;color:rgba(247,243,234,.62);margin:0 0 6px;font-family:var(--num-font);letter-spacing:.04em;}
.footer-bottom{
  max-width:1280px;margin:0 auto;padding:20px 24px 32px;
  border-top:1px solid rgba(247,243,234,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(247,243,234,.55);
}

/* ---------- Sticky CTA bar ---------- */
.cta-bar{
  position:fixed;left:50%;bottom:22px;z-index:70;transform:translate(-50%,160%);
  display:flex;align-items:center;gap:14px;
  background:var(--green-800);color:#F7F3EA;border:1px solid rgba(247,243,234,.18);
  border-radius:99px;padding:10px 12px 10px 24px;box-shadow:0 18px 40px rgba(10,31,24,.32);
  transition:transform .32s cubic-bezier(.2,.8,.3,1);max-width:min(760px,calc(100vw - 32px));
}
.cta-bar.is-visible{transform:translate(-50%,0);}
.cta-bar p{margin:0;font-size:14.5px;color:rgba(247,243,234,.86);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.cta-bar .btn{min-height:42px;padding:0 18px;font-size:14px;}
.cta-close{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(247,243,234,.28);
  background:transparent;color:rgba(247,243,234,.8);font-size:16px;line-height:1;flex-shrink:0;
}
.cta-close:hover{background:rgba(247,243,234,.14);color:#fff;}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .layout{max-width:1140px;}
  .header-inner,.footer-inner,.footer-bottom{max-width:1140px;}
}
@media (max-width:1024px){
  .layout{grid-template-columns:minmax(0,1fr);padding:0 20px;gap:0;}
  .doc-sidebar{
    position:fixed;top:0;left:0;bottom:0;width:300px;max-height:none;z-index:90;
    background:var(--bg);border-right:1px solid var(--line);border-radius:0;
    transform:translateX(-104%);transition:transform .28s ease;
    padding:18px 18px 40px;overflow-y:auto;box-shadow:0 20px 50px rgba(10,31,24,.28);
  }
  .doc-sidebar.is-open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
  .drawer-head .brand-mark{font-size:15px;}
  .nav-mask{display:block;}
  .menu-btn{display:inline-flex;}
  .page-head-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .head-card{max-width:420px;}
  .steps-wrap{grid-template-columns:minmax(0,1fr);gap:28px;}
  .steps-figure{max-width:460px;}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding:52px 20px 36px;}
}
@media (max-width:768px){
  body{font-size:16.5px;line-height:1.85;}
  .site-header{height:66px;}
  .header-inner{padding:0 16px;gap:12px;}
  .brand-mark{font-size:15.5px;}
  .brand-sub{font-size:10px;letter-spacing:.22em;}
  .search-box{display:none;}
  .site-header.is-search-open .search-box{
    display:flex;position:absolute;left:12px;right:12px;top:11px;max-width:none;
    z-index:6;box-shadow:var(--sh-2);
  }
  .site-header.is-search-open .header-right{visibility:hidden;}
  .search-toggle{display:inline-flex;}
  .seg-switch{display:none;}
  .header-right .btn-sm{display:none;}
  .section{padding:48px 0;}
  .section-alt{padding:48px 18px;margin:0 -18px;}
  .page-head{padding:26px 0 40px;}
  h1{font-size:clamp(26px,7vw,34px);line-height:1.32;}
  .lead{font-size:16px;}
  .feed-grid,.topic-grid,.channel-grid{grid-template-columns:minmax(0,1fr);}
  .rule-item{grid-template-columns:48px minmax(0,1fr);gap:14px;padding:20px 0;}
  .rule-item:hover{padding-left:0;background:transparent;}
  .privacy-block{padding:32px 22px;border-radius:var(--r-md);}
  .faq-item summary{font-size:15.5px;padding:16px 18px;}
  .faq-body{padding:14px 18px 18px;}
  .cta-bar{
    left:0;right:0;bottom:0;transform:translateY(160%);
    border-radius:18px 18px 0 0;padding:12px 14px calc(12px + env(safe-area-inset-bottom));
    max-width:none;flex-wrap:wrap;gap:10px;
  }
  .cta-bar.is-visible{transform:translateY(0);}
  .cta-bar p{width:100%;white-space:normal;font-size:13.5px;}
  .cta-bar .btn{flex:1 1 0;min-height:44px;padding:0 12px;font-size:13.5px;}
  .cta-close{position:absolute;top:8px;right:8px;width:30px;height:30px;font-size:14px;}
  .footer-inner{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .layout{padding:0 16px;}
  .chip{font-size:13px;padding:0 14px;min-height:42px;}
  .btn{width:100%;}
  .rule-foot .btn,.feed-foot .btn,.privacy-block .btn{width:100%;}
  .cta-bar .btn{width:auto;}
  .head-card{max-width:none;}
  .step{padding-left:50px;}
}

/* roulang page: category3 */
:root{
  --green-900:#0A1F18;
  --green-800:#0F3B2E;
  --green-700:#174A39;
  --green-600:#1E5A45;
  --amber:#F2A93B;
  --amber-light:#FFC76B;
  --lime:#C6F26B;
  --coral:#D95D45;
  --bg:#F7F3EA;
  --surface:#EFE8DA;
  --card:#FFFFFF;
  --text:#18231D;
  --muted:#4E5D55;
  --faint:#7A877F;
  --line:#D8D0C0;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --sh-1:0 2px 8px rgba(15,59,46,.06);
  --sh-2:0 12px 32px rgba(15,59,46,.10);
  --max:1200px;
  --num-font:'Barlow Condensed','DIN Alternate','Roboto Condensed',-apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei','Source Han Sans SC',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:17px;line-height:1.9;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--green-800);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--amber);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:3px solid rgba(242,169,59,.55);outline-offset:2px;border-radius:4px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;height:72px;
  background:rgba(247,243,234,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:1280px;margin:0 auto;height:100%;padding:0 24px;
  display:flex;align-items:center;gap:20px;position:relative;
}
.brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0;}
.brand-mark{font-size:17px;font-weight:900;color:var(--green-800);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--amber);letter-spacing:.28em;font-weight:700;}
.search-box{
  flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);
  height:44px;padding:0 6px 0 38px;transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--green-600);box-shadow:0 0 0 3px rgba(242,169,59,.28);}
.search-box svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:17px;height:17px;stroke:var(--faint);fill:none;stroke-width:2;}
.search-box input{flex:1;border:0;background:transparent;height:100%;font-size:14px;color:var(--text);outline:none;}
.search-box input::placeholder{color:var(--faint);}
.search-box button{
  border:0;background:var(--green-800);color:var(--bg);
  height:32px;padding:0 12px;border-radius:8px;font-size:13px;font-weight:700;
  transition:background .18s ease;
}
.search-box button:hover{background:var(--green-600);}
.header-right{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.seg-switch{
  display:flex;align-items:center;height:40px;padding:0 14px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--card);
  font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.02em;
}
.menu-btn{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);color:var(--green-800);font-size:18px;align-items:center;justify-content:center;
}
.search-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--card);color:var(--green-800);align-items:center;justify-content:center;
}
.search-toggle svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--amber);color:var(--green-900);box-shadow:0 4px 14px rgba(242,169,59,.28);}
.btn-primary:hover{background:var(--amber-light);color:var(--green-900);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--green-800);color:var(--green-800);}
.btn-outline:hover{background:var(--green-800);color:var(--bg);}
.btn-outline-light{background:transparent;border-color:rgba(247,243,234,.45);color:#F7F3EA;}
.btn-outline-light:hover{background:rgba(247,243,234,.16);color:#fff;}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:99px;font-size:12px;font-weight:700;line-height:1.6;
}
.badge-soft{background:var(--surface);color:var(--green-800);}
.badge-dark{background:var(--green-800);color:var(--bg);}
.badge-live{background:var(--lime);color:var(--green-900);}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green-900);}
.badge-amber{background:rgba(242,169,59,.18);color:#8A5A10;}
.badge-mute{background:#E4E0D6;color:var(--faint);}

/* ---------- Layout ---------- */
.page-shell{
  max-width:1280px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:248px minmax(0,1fr);gap:28px;align-items:start;
}
.doc-side{
  position:sticky;top:96px;padding:32px 0 48px;
  max-height:calc(100vh - 120px);overflow-y:auto;
}
.side-group+.side-group{margin-top:28px;}
.side-title{
  font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--faint);
  margin-bottom:10px;padding-left:12px;
}
.side-nav{display:flex;flex-direction:column;gap:2px;}
.side-link{
  display:block;padding:9px 12px;border-radius:var(--r-sm);
  font-size:14.5px;color:var(--muted);border-left:3px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.side-link:hover{background:var(--surface);color:var(--green-800);}
.side-link.active{
  background:var(--surface);color:var(--green-800);
  border-left-color:var(--amber);font-weight:700;
}
.nav-mask{
  display:none;position:fixed;inset:0;background:rgba(10,31,24,.5);z-index:85;
  opacity:0;pointer-events:none;transition:opacity .24s ease;
}
.nav-mask.is-open{opacity:1;pointer-events:auto;}
.side-close{
  display:none;position:absolute;right:16px;top:14px;width:40px;height:40px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--card);
  color:var(--green-800);font-size:18px;align-items:center;justify-content:center;
}

/* ---------- Page head ---------- */
main{min-width:0;}
.crumbs{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--faint);padding-top:32px;
}
.crumbs a{color:var(--muted);font-weight:600;}
.crumbs a:hover{color:var(--amber);}
.crumbs span[aria-current]{color:var(--green-800);font-weight:700;}
.page-head{padding:0 0 36px;border-bottom:1px solid var(--line);}
.page-head h1{
  font-size:clamp(28px,3.2vw,42px);line-height:1.35;font-weight:900;
  letter-spacing:-.01em;margin:18px 0 16px;color:var(--green-900);
}
.page-lead{font-size:17px;color:var(--muted);line-height:1.95;max-width:760px;}
.head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}

/* ---------- Sections ---------- */
.page-section{padding:52px 0;border-bottom:1px solid var(--line);}
.page-section:last-of-type{border-bottom:0;}
.section-tint{background:var(--surface);margin:0 -24px;padding-left:24px;padding-right:24px;border-radius:0;}
.section-dark{background:var(--green-900);color:#F2EEE4;margin:0 -24px;padding-left:24px;padding-right:24px;}
.section-dark h2,.section-dark h3{color:#FBF8F0;}
.section-dark p{color:rgba(247,243,234,.78);}
.sec-head{margin-bottom:28px;max-width:720px;}
.sec-head h2{
  font-size:clamp(22px,2.2vw,30px);line-height:1.4;font-weight:800;color:var(--green-900);
}
.sec-head p{font-size:15.5px;color:var(--muted);margin-top:10px;line-height:1.9;}
.section-dark .sec-head h2{color:#FBF8F0;}
.section-dark .sec-head p{color:rgba(247,243,234,.72);}

/* ---------- Version panel ---------- */
.version-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:24px;}
.version-panel{
  background:var(--green-900);border-radius:var(--r-md);padding:26px 24px;
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;
  border:1px solid rgba(247,243,234,.14);
  position:relative;overflow:hidden;
}
.version-panel::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    repeating-linear-gradient(90deg,rgba(247,243,234,.05) 0 1px,transparent 1px 46px),
    linear-gradient(160deg,rgba(30,90,69,.55),rgba(10,31,24,0) 62%);
}
.vp-item{position:relative;z-index:2;}
.vp-label{display:block;font-size:12px;letter-spacing:.14em;color:rgba(247,243,234,.55);font-weight:700;margin-bottom:4px;}
.vp-num{
  font-family:var(--num-font);font-size:29px;font-weight:700;letter-spacing:.02em;
  color:var(--amber-light);line-height:1.25;
}
.vp-text{font-size:14.5px;color:rgba(247,243,234,.86);font-weight:700;}
.version-note{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
}
.version-note h3{font-size:19px;font-weight:800;color:var(--green-900);margin-bottom:12px;}
.version-note ul{display:flex;flex-direction:column;gap:10px;}
.version-note li{
  position:relative;padding-left:22px;font-size:15px;color:var(--muted);line-height:1.85;
}
.version-note li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;
  border-radius:50%;background:var(--amber);
}

/* ---------- Tutorial cards ---------- */
.tut-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.tut-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.tut-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.tut-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--surface);}
.tut-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.tut-card:hover .tut-thumb img{transform:scale(1.03);}
.tut-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1;}
.tut-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap;}
.tut-time{font-family:var(--num-font);font-size:13.5px;color:var(--faint);letter-spacing:.04em;}
.tut-card h3{font-size:18.5px;line-height:1.55;font-weight:800;color:var(--green-900);}
.tut-card h3 a{color:inherit;}
.tut-card h3 a:hover{color:var(--green-600);}
.tut-card p{font-size:14.5px;color:var(--muted);line-height:1.85;margin-top:8px;}
.tut-link{
  margin-top:14px;font-size:13.5px;font-weight:800;color:var(--green-700);
  display:inline-flex;align-items:center;gap:6px;
}
.tut-link::after{content:"→";transition:transform .18s ease;}
.tut-card:hover .tut-link::after{transform:translateX(3px);}

/* ---------- Bento ---------- */
.bento{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.bento-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--sh-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.bento-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.bento-card.b-wide{grid-column:span 2;}
.bento-ico{
  width:44px;height:44px;border-radius:12px;background:var(--surface);
  display:flex;align-items:center;justify-content:center;color:var(--green-700);margin-bottom:14px;
}
.bento-ico svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.bento-card h3{font-size:18px;font-weight:800;color:var(--green-900);margin-bottom:8px;}
.bento-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.bento-foot{margin-top:14px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.bento-foot a{font-size:13px;font-weight:800;color:var(--green-700);border-bottom:1px solid rgba(15,59,46,.28);padding-bottom:1px;}
.bento-foot a:hover{color:var(--amber);border-bottom-color:var(--amber);}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.step{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:28px 22px 22px;box-shadow:var(--sh-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.step-num{
  font-family:var(--num-font);font-size:40px;font-weight:700;line-height:1;
  color:var(--amber);display:block;margin-bottom:10px;
}
.step h3{font-size:17.5px;font-weight:800;color:var(--green-900);margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.step-link{display:inline-block;margin-top:12px;font-size:13px;font-weight:800;color:var(--green-700);}
.step-link:hover{color:var(--amber);}

/* ---------- Changelog ---------- */
.log-list{position:relative;padding-left:26px;}
.log-list::before{
  content:"";position:absolute;left:5px;top:10px;bottom:10px;width:2px;background:var(--line);
}
.log-item{position:relative;padding:14px 0 18px;}
.log-item::before{
  content:"";position:absolute;left:-26px;top:24px;width:12px;height:12px;border-radius:50%;
  background:var(--amber);box-shadow:0 0 0 4px var(--bg);
}
.log-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px;}
.log-ver{font-family:var(--num-font);font-size:20px;font-weight:700;color:var(--green-800);letter-spacing:.03em;}
.log-date{font-family:var(--num-font);font-size:14px;color:var(--faint);letter-spacing:.05em;}
.log-item p{font-size:15px;color:var(--muted);line-height:1.9;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,1fr);gap:0;max-width:860px;}
.acc-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;
  transition:background .18s ease,border-color .18s ease;
}
.acc-item.open{background:var(--surface);border-color:var(--green-600);}
.acc-head{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:0;padding:0 20px;min-height:56px;text-align:left;
  font-size:16.5px;font-weight:700;color:var(--text);line-height:1.6;
}
.acc-head:hover{color:var(--green-700);}
.acc-sign{position:relative;width:16px;height:16px;flex:0 0 16px;}
.acc-sign::before,.acc-sign::after{content:"";position:absolute;background:var(--green-700);border-radius:2px;}
.acc-sign::before{left:0;top:7px;width:16px;height:2px;}
.acc-sign::after{left:7px;top:0;width:2px;height:16px;transition:opacity .18s ease;}
.acc-item.open .acc-sign::after{opacity:0;}
.acc-body{display:none;padding:0 20px 20px;animation:accIn .18s ease;}
.acc-item.open .acc-body{display:block;}
.acc-body p{font-size:15.5px;color:var(--muted);line-height:1.9;}
@keyframes accIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}

/* ---------- Topic cards ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.topic-card{
  display:flex;gap:16px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:16px;box-shadow:var(--sh-1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.topic-card:hover{transform:translateY(-2px);border-color:var(--green-600);box-shadow:var(--sh-2);}
.topic-thumb{width:104px;height:104px;flex:0 0 104px;border-radius:12px;overflow:hidden;background:var(--surface);}
.topic-thumb img{width:100%;height:100%;object-fit:cover;}
.topic-body{min-width:0;}
.topic-tag{
  display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.08em;
  color:var(--green-700);background:var(--surface);border-radius:99px;padding:2px 10px;margin-bottom:6px;
}
.topic-body h3{font-size:16.5px;font-weight:800;line-height:1.55;color:var(--green-900);}
.topic-body h3 a{color:inherit;}
.topic-body h3 a:hover{color:var(--green-600);}
.topic-body p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-top:6px;}

/* ---------- Channels ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:8px;}
.channel-card{
  display:block;padding:22px;border-radius:var(--r-md);
  background:rgba(247,243,234,.06);border:1px solid rgba(247,243,234,.18);
  color:#F7F3EA;transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.channel-card:hover{background:rgba(247,243,234,.13);border-color:rgba(242,169,59,.55);color:#fff;transform:translateY(-2px);}
.channel-card strong{display:block;font-size:17px;font-weight:800;margin-bottom:6px;color:#FBF8F0;}
.channel-card span{font-size:13.5px;color:rgba(247,243,234,.72);line-height:1.8;display:block;}
.channel-card em{
  font-style:normal;display:inline-flex;align-items:center;gap:6px;margin-top:12px;
  font-family:var(--num-font);font-size:13px;letter-spacing:.06em;color:var(--amber-light);
}

/* ---------- Footer ---------- */
.site-footer{background:var(--green-900);color:#F2EEE4;margin-top:0;}
.footer-inner{
  max-width:1280px;margin:0 auto;padding:64px 24px 44px;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;
}
.footer-logo{font-size:18px;font-weight:900;color:#FBF8F0;margin-bottom:14px;}
.footer-logo span{color:var(--amber);font-size:12px;letter-spacing:.24em;font-weight:700;margin-left:6px;}
.footer-brand p{font-size:14.5px;line-height:1.95;color:rgba(247,243,234,.7);max-width:340px;}
.footer-col h4{font-size:13px;letter-spacing:.14em;color:var(--amber-light);font-weight:800;margin-bottom:14px;}
.footer-col a{
  display:block;font-size:14.5px;color:rgba(247,243,234,.78);padding:5px 0;
  transition:color .18s ease,transform .18s ease;
}
.footer-col a:hover{color:var(--amber-light);transform:translateX(2px);}
.footer-meta{font-size:14px;color:rgba(247,243,234,.72);line-height:1.95;}
.footer-bottom{
  border-top:1px solid rgba(247,243,234,.14);
  max-width:1280px;margin:0 auto;padding:20px 24px 84px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,243,234,.6);
}

/* ---------- Floating bar ---------- */
.float-bar{
  position:fixed;left:50%;bottom:24px;transform:translate(-50%,140%);
  z-index:90;display:flex;align-items:center;gap:12px;
  background:var(--green-800);color:#F7F3EA;
  border:1px solid rgba(242,169,59,.35);border-radius:99px;
  padding:10px 12px 10px 22px;box-shadow:0 18px 40px rgba(10,31,24,.32);
  transition:transform .28s cubic-bezier(.32,.72,.36,1);max-width:calc(100% - 32px);
}
.float-bar.show{transform:translate(-50%,0);}
.float-bar p{font-size:13.5px;margin:0;color:rgba(247,243,234,.88);white-space:nowrap;line-height:1.6;}
.float-close{
  border:0;background:transparent;color:rgba(247,243,234,.7);
  width:32px;height:32px;border-radius:50%;font-size:16px;line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.float-close:hover{background:rgba(247,243,234,.12);color:#fff;}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .page-shell{grid-template-columns:1fr;gap:0;}
  .doc-side{
    position:fixed;left:0;top:0;bottom:0;width:280px;z-index:86;
    background:var(--bg);padding:64px 20px 40px;
    transform:translateX(-102%);transition:transform .26s ease;
    border-right:1px solid var(--line);max-height:100vh;
  }
  .doc-side.is-open{transform:translateX(0);}
  .nav-mask{display:block;}
  .side-close{display:flex;}
  .bento{grid-template-columns:repeat(2,minmax(0,1fr));}
  .bento-card.b-wide{grid-column:span 2;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:900px){
  .search-box{display:none;}
  .search-toggle{display:inline-flex;}
  .site-header.search-open .search-box{
    display:flex;position:absolute;left:0;right:0;top:72px;
    max-width:none;height:64px;padding:0 24px 0 46px;
    border-radius:0;border-left:0;border-right:0;background:var(--bg);
  }
  .site-header.search-open .search-box svg{left:26px;}
  .menu-btn{display:inline-flex;}
  .seg-switch{display:none;}
  .version-grid{grid-template-columns:1fr;}
  .tut-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .topic-grid{grid-template-columns:1fr;}
  .section-tint,.section-dark{margin:0 -16px;padding-left:16px;padding-right:16px;}
  .page-shell{padding:0 16px;}
  .header-inner{padding:0 16px;gap:12px;}
  .page-section{padding:40px 0;}
}
@media (max-width:640px){
  body{font-size:16.5px;}
  .bento{grid-template-columns:1fr;}
  .bento-card.b-wide{grid-column:auto;}
  .channel-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;padding:44px 16px 32px;}
  .footer-bottom{padding:18px 16px 110px;flex-direction:column;gap:6px;}
  .page-head h1{font-size:clamp(24px,7vw,32px);}
  .version-panel{grid-template-columns:1fr 1fr;padding:20px 18px;}
  .vp-num{font-size:24px;}
  .topic-thumb{width:82px;height:82px;flex:0 0 82px;}
  .float-bar{
    left:0;right:0;bottom:0;transform:translateY(140%);
    border-radius:16px 16px 0 0;padding:12px 14px calc(12px + env(safe-area-inset-bottom)) 16px;
    flex-wrap:wrap;justify-content:center;max-width:none;
  }
  .float-bar.show{transform:translateY(0);}
  .float-bar p{white-space:normal;width:100%;text-align:center;font-size:13px;}
  .float-bar .btn{flex:1;min-height:44px;padding:0 14px;font-size:14px;}
}
@media (max-width:420px){
  .version-panel{grid-template-columns:1fr;}
  .btn{width:100%;}
  .float-bar .btn{width:auto;}
}