/* roulang page: index */
:root{
  --ink:#11100E;--vermilion:#C3482F;--paper:#F4EFE6;--paper-2:#E8E0D2;
  --celadon:#5F7A6A;--line:#D8CFC0;--text:#2A2622;--muted:#6F665C;
  --radius:14px;--radius-sm:10px;
  --shadow:0 12px 30px rgba(20,16,12,.06);
  --shadow-lift:0 18px 40px rgba(20,16,12,.12);
  --serif:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html body{
  margin:0;padding:0;background:var(--paper);color:var(--text);
  font-family:var(--sans);font-size:17px;line-height:1.75;
  letter-spacing:.01em;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--vermilion)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--vermilion);outline-offset:3px;border-radius:4px}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
@media(max-width:768px){.container{padding:0 20px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,239,230,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;flex-direction:column;gap:2px;line-height:1.2}
.brand-mark{font-family:var(--serif);font-weight:900;font-size:20px;letter-spacing:-.02em;color:var(--ink)}
.brand-mark span{color:var(--vermilion)}
.brand-sub{font-size:11px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--text);transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;
  background:var(--vermilion);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{background:rgba(195,72,47,.07);color:var(--vermilion)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--vermilion);font-weight:700}
.nav-toggle{
  display:none;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:8px 14px;font-size:14px;background:transparent;
}
.nav-toggle:hover{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.nav-drawer{display:none}
@media(max-width:960px){
  .nav-links{display:none}
  .nav-toggle{display:inline-block}
  .nav-drawer{
    display:block;position:fixed;inset:77px 0 0 0;background:var(--paper);
    padding:28px 24px 40px;transform:translateY(-8px);opacity:0;pointer-events:none;
    transition:opacity .22s ease,transform .22s ease;z-index:55;overflow-y:auto;
  }
  .nav-drawer.open{opacity:1;transform:translateY(0);pointer-events:auto}
  .nav-drawer a{
    display:flex;align-items:center;justify-content:space-between;
    padding:18px 4px;border-bottom:1px solid var(--line);
    font-family:var(--serif);font-size:20px;font-weight:700;
  }
  .nav-drawer a::after{content:"→";color:var(--muted);font-family:var(--sans);font-size:16px}
  .nav-drawer a.is-active{color:var(--vermilion)}
}

/* ---------- generic sections ---------- */
.section{padding:96px 0;position:relative}
.section--tight{padding:72px 0}
.section--paper2{background:var(--paper-2)}
.section--ink{background:var(--ink);color:#F1EADF}
.section--line{border-top:1px solid var(--line)}
@media(max-width:768px){.section{padding:64px 0}.section--tight{padding:52px 0}}

.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px;flex-wrap:wrap}
.sec-head-main{max-width:720px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);
  font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--vermilion);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--vermilion)}
.sec-title{
  font-family:var(--serif);font-weight:900;color:var(--ink);
  font-size:clamp(1.8rem,3vw,3rem);line-height:1.24;letter-spacing:-.02em;
}
.section--ink .sec-title{color:#FBF5EA}
.sec-sub{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.8;max-width:660px}
.section--ink .sec-sub{color:#BFB4A3}
.turn-no{
  font-family:var(--mono);font-size:12px;letter-spacing:.18em;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;white-space:nowrap;
}
.section--ink .turn-no{border-color:rgba(216,207,192,.35);color:#C7BCAB}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:12px;font-size:15px;font-weight:700;
  border:1px solid transparent;transition:all .18s ease;line-height:1.2;
}
.btn-primary{background:var(--ink);color:#F7F1E6}
.btn-primary:hover{background:var(--vermilion);color:#FFF6EC;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:#F7F1E6}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}
.section--ink .btn-ghost{border-color:rgba(216,207,192,.4);color:#F1EADF}
.section--ink .btn-ghost:hover{background:#F1EADF;color:var(--ink);border-color:#F1EADF}

/* ---------- hero ---------- */
.hero{
  position:relative;padding:80px 0 96px;overflow:hidden;
  background:linear-gradient(180deg,#F7F3EB 0%,var(--paper) 62%,#EFE8DC 100%);
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/328a74693f0faf59.webp') center/cover no-repeat;
  opacity:.10;filter:grayscale(.2);pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero-head{max-width:900px}
.hero h1{
  font-family:var(--serif);font-weight:900;color:var(--ink);
  font-size:clamp(2.4rem,5vw,4.4rem);line-height:1.14;letter-spacing:-.03em;margin:0 0 22px;
}
.hero h1 em{font-style:normal;color:var(--vermilion)}
.hero-lead{font-size:17px;line-height:1.85;color:#3A342D;max-width:760px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.hero-facts li{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;padding:7px 16px;background:rgba(255,255,255,.5);
}
.hero-deck{display:grid;grid-template-columns:1.55fr 1fr;gap:22px;margin-top:64px;align-items:start}
.deck-side{display:grid;gap:22px}
.deck-side .deck-card:last-child{margin-left:28px}
.deck-card{
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.deck-card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.deck-media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.deck-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.deck-card:hover .deck-media img{transform:scale(1.04)}
.deck-body{padding:22px 24px 24px}
.deck-title{font-family:var(--serif);font-weight:700;font-size:20px;line-height:1.4;color:var(--ink)}
.deck-text{margin-top:10px;font-size:14.5px;line-height:1.75;color:var(--muted)}
.deck-side .deck-body{padding:18px 20px 20px}
.deck-side .deck-title{font-size:16.5px}
@media(max-width:960px){
  .hero-deck{grid-template-columns:1fr;margin-top:44px}
  .deck-side{grid-template-columns:1fr 1fr}
  .deck-side .deck-card:last-child{margin-left:0}
}
@media(max-width:640px){.deck-side{grid-template-columns:1fr}}

/* ---------- chips / badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--celadon);border:1px solid rgba(95,122,106,.45);
  border-radius:999px;padding:4px 12px;background:rgba(95,122,106,.08);
}
.badge--verm{color:var(--vermilion);border-color:rgba(195,72,47,.4);background:rgba(195,72,47,.07)}
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  font-size:13.5px;padding:8px 16px;border-radius:999px;
  border:1px solid var(--line);background:#FBF7EF;color:#3A342D;transition:all .18s ease;
}
.tag:hover{border-color:var(--ink);background:var(--ink);color:#F7F1E6}

/* ---------- cards grid ---------- */
.card{
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:26px 24px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  position:relative;
}
.card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.card-no{
  font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--muted);
  display:block;margin-bottom:14px;
}
.card-title{font-family:var(--serif);font-weight:700;font-size:19px;line-height:1.45;color:var(--ink)}
.card-text{margin-top:10px;font-size:14.5px;line-height:1.78;color:var(--muted)}

/* problems: asymmetric */
.grid-problem{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.grid-problem .card:nth-child(1){grid-column:span 3}
.grid-problem .card:nth-child(2){grid-column:span 3}
.grid-problem .card:nth-child(3){grid-column:span 2}
.grid-problem .card:nth-child(4){grid-column:span 4}
@media(max-width:900px){.grid-problem .card{grid-column:span 6!important}}

/* solution 2+1 */
.grid-solution{display:grid;grid-template-columns:1.25fr 1fr;gap:22px}
.grid-solution .sol-side{display:grid;gap:22px}
@media(max-width:900px){.grid-solution{grid-template-columns:1fr}}

/* ---------- flow steps ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);margin-top:12px}
.flow-step{padding:32px 26px 34px;border-right:1px solid var(--line);position:relative}
.flow-step:last-child{border-right:0}
.flow-no{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--vermilion);letter-spacing:-.02em}
.flow-title{font-family:var(--serif);font-size:18px;font-weight:700;margin-top:14px;color:var(--ink)}
.flow-text{margin-top:10px;font-size:14.5px;line-height:1.78;color:var(--muted)}
.flow-thumb{margin-top:18px;border-radius:10px;overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;background:var(--paper-2)}
.flow-thumb img{width:100%;height:100%;object-fit:cover}
@media(max-width:1000px){.flow{grid-template-columns:1fr 1fr}.flow-step:nth-child(2){border-right:0}}
@media(max-width:640px){.flow{grid-template-columns:1fr}.flow-step{border-right:0;border-bottom:1px solid var(--line);padding:26px 4px}.flow-step:last-child{border-bottom:0}}

/* ---------- metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px}
.metric{border:1px solid rgba(216,207,192,.32);border-radius:var(--radius);padding:26px 22px;background:rgba(255,255,255,.04)}
.metric-num{font-family:var(--mono);font-size:clamp(2rem,4vw,2.9rem);font-weight:700;color:#FBF5EA;line-height:1}
.metric-num span{font-size:.9rem;color:var(--vermilion);margin-left:4px}
.metric-label{margin-top:12px;font-size:14px;color:#C7BCAB;line-height:1.7}
@media(max-width:900px){.metrics{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.metrics{grid-template-columns:1fr}}

/* ---------- quotes ---------- */
.grid-quote{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow)}
.quote-text{font-family:var(--serif);font-size:16.5px;line-height:1.85;color:#332E27}
.quote-foot{display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.quote-ava{width:40px;height:40px;border-radius:50%;overflow:hidden;border:1px solid var(--line);flex:0 0 auto}
.quote-ava img{width:100%;height:100%;object-fit:cover}
.quote-name{font-size:14.5px;font-weight:700;color:var(--ink)}
.quote-scene{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;color:var(--muted);margin-top:2px}
@media(max-width:900px){.grid-quote{grid-template-columns:1fr}}

/* ---------- crowd ---------- */
.grid-crowd{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:28px}
@media(max-width:860px){.grid-crowd{grid-template-columns:1fr}}

/* ---------- matrix ---------- */
.grid-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.matrix-card{
  display:flex;flex-direction:column;justify-content:space-between;min-height:230px;
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;
  box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.matrix-card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.matrix-arrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12.5px;letter-spacing:.12em;color:var(--vermilion);margin-top:22px}
@media(max-width:900px){.grid-matrix{grid-template-columns:1fr}}

/* ---------- summary list ---------- */
.summary-list{border-top:1px solid var(--line)}
.summary-item{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--line)}
.summary-idx{font-family:var(--mono);font-size:13px;color:var(--vermilion);letter-spacing:.1em;padding-top:4px}
.summary-title{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--ink)}
.summary-text{margin-top:8px;font-size:14.5px;line-height:1.8;color:var(--muted)}
@media(max-width:640px){.summary-item{grid-template-columns:1fr;gap:8px}}

/* ---------- guide list ---------- */
.grid-guide{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.guide-card{background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;display:flex;flex-direction:column}
.guide-card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.guide-media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.guide-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.guide-card:hover .guide-media img{transform:scale(1.04)}
.guide-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.guide-title{font-family:var(--serif);font-size:18px;font-weight:700;line-height:1.5;color:var(--ink)}
.guide-text{font-size:14px;line-height:1.75;color:var(--muted);flex:1}
.guide-meta{display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:11.5px;color:var(--muted);letter-spacing:.08em}
@media(max-width:900px){.grid-guide{grid-template-columns:1fr}}

/* ---------- news ---------- */
.news-wrap{display:grid;grid-template-columns:1.6fr 1fr;gap:36px;align-items:start}
.news-list{display:grid;gap:16px}
.news-item{
  display:grid;grid-template-columns:56px 1fr auto;gap:18px;align-items:start;
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.news-no{font-family:var(--mono);font-size:13px;color:var(--celadon);letter-spacing:.1em;padding-top:3px}
.news-title{font-family:var(--serif);font-size:17.5px;font-weight:700;line-height:1.55;color:var(--ink)}
.news-text{margin-top:8px;font-size:14px;line-height:1.75;color:var(--muted)}
.news-meta{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--muted);white-space:nowrap;padding-top:4px;text-align:right}
.news-side{background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.news-side h3{font-family:var(--serif);font-size:17px;font-weight:700;margin-bottom:16px;color:var(--ink)}
.side-item{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.side-item:last-of-type{border-bottom:0}
.side-thumb{width:66px;height:66px;border-radius:10px;overflow:hidden;flex:0 0 auto;border:1px solid var(--line);background:var(--paper-2)}
.side-thumb img{width:100%;height:100%;object-fit:cover}
.side-title{font-size:14.5px;font-weight:700;line-height:1.55;color:var(--ink)}
.side-time{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--muted);margin-top:6px}
.empty-card{
  border:1px dashed var(--line);border-radius:var(--radius);padding:34px 24px;text-align:center;
  color:var(--muted);font-size:15px;background:rgba(255,255,255,.4);
}
@media(max-width:960px){.news-wrap{grid-template-columns:1fr}.news-item{grid-template-columns:44px 1fr}.news-meta{grid-column:2;text-align:left;padding-top:0}}

/* ---------- safety editorial ---------- */
.safety-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start}
.safety-body p{font-size:16px;line-height:1.9;color:#3A342D;margin-bottom:18px}
.safety-body p:last-child{margin-bottom:0}
.safety-quote{
  border-left:2px solid var(--vermilion);padding:6px 0 6px 20px;margin:26px 0;
  font-family:var(--serif);font-size:17px;line-height:1.85;color:var(--ink);
}
.safety-list{background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow)}
.safety-list li{display:grid;grid-template-columns:26px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14.5px;line-height:1.75;color:#3A342D}
.safety-list li:last-child{border-bottom:0}
.safety-list li span{font-family:var(--mono);font-size:12px;color:var(--celadon);padding-top:3px}
@media(max-width:900px){.safety-grid{grid-template-columns:1fr;gap:28px}}

/* ---------- indicator rows ---------- */
.ind-rows{border-top:1px solid var(--line)}
.ind-row{display:grid;grid-template-columns:180px 1fr 120px;gap:24px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
.ind-name{font-family:var(--serif);font-size:16.5px;font-weight:700;color:var(--ink)}
.ind-desc{font-size:14.5px;line-height:1.75;color:var(--muted)}
.ind-value{font-family:var(--mono);font-size:14px;color:var(--celadon);text-align:right;letter-spacing:.06em}
@media(max-width:760px){.ind-row{grid-template-columns:1fr;gap:6px}.ind-value{text-align:left}}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:22px 4px;font-family:var(--serif);font-size:17.5px;font-weight:700;color:var(--ink);
  cursor:pointer;transition:color .18s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);font-size:22px;color:var(--vermilion);line-height:1;transition:transform .2s ease}
.faq details[open] summary{color:var(--vermilion)}
.faq details[open] summary::after{content:"−"}
.faq summary:hover{color:var(--vermilion)}
.faq-answer{padding:0 4px 24px;font-size:15px;line-height:1.85;color:var(--muted);max-width:840px}

/* ---------- cta ---------- */
.cta-band{
  background:linear-gradient(140deg,#15130F 0%,#231F1A 60%,#2C2620 100%);
  border-radius:20px;padding:64px 48px;color:#F4EEE3;position:relative;overflow:hidden;
  border:1px solid rgba(216,207,192,.18);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/dd22320c0359f6ec.webp') center/cover no-repeat;opacity:.14;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center}
.cta-band h2{font-family:var(--serif);font-size:clamp(1.7rem,3vw,2.6rem);font-weight:900;line-height:1.28;letter-spacing:-.02em}
.cta-band p{margin-top:14px;font-size:15.5px;line-height:1.85;color:#C6BBA9;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.cta-band .btn-primary{background:#F4EEE3;color:var(--ink)}
.cta-band .btn-primary:hover{background:var(--vermilion);color:#FFF6EC}
.cta-band .btn-ghost{border-color:rgba(216,207,192,.4);color:#F4EEE3}
.cta-band .btn-ghost:hover{background:#F4EEE3;color:var(--ink);border-color:#F4EEE3}
@media(max-width:900px){.cta-inner{grid-template-columns:1fr}.cta-band{padding:44px 26px}}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#D8CFC0;padding:72px 0 28px;margin-top:0}
.footer-cols{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.footer-brand-name{font-family:var(--serif);font-size:20px;font-weight:900;color:#F7F1E6;line-height:1.4}
.footer-brand-name span{color:var(--vermilion)}
.footer-brand-text{margin-top:14px;font-size:14px;line-height:1.85;color:#A79C8C;max-width:340px}
.footer-col h4{font-family:var(--mono);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:#8E8474;margin-bottom:16px}
.footer-col a,.footer-col p{display:block;font-size:14.5px;color:#C7BCAB;padding:6px 0;line-height:1.7}
.footer-col a:hover{color:#F7F1E6;text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(216,207,192,.16);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:#8E8474;
}
.footer-bottom a{color:#B5AA99}
.footer-bottom a:hover{color:#F7F1E6}
@media(max-width:900px){.footer-cols{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:560px){.footer-cols{grid-template-columns:1fr}}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
}

/* roulang page: article */
:root{
  --ink:#11100E;--vermilion:#C3482F;--paper:#F4EFE6;--paper-2:#E8E0D2;
  --celadon:#5F7A6A;--line:#D8CFC0;--text:#2A2622;--muted:#6F665C;
  --radius:14px;--radius-sm:10px;
  --shadow:0 12px 30px rgba(20,16,12,.06);
  --shadow-lift:0 18px 40px rgba(20,16,12,.12);
  --serif:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding:0;background:var(--paper);color:var(--text);
  font-family:var(--sans);font-size:17px;line-height:1.75;
  letter-spacing:.01em;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--vermilion)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0;font-family:var(--serif);letter-spacing:-.02em;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--vermilion);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,239,230,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;flex-direction:column;gap:2px;line-height:1.2}
.brand-mark{font-family:var(--serif);font-weight:900;font-size:20px;letter-spacing:-.02em;color:var(--ink)}
.brand-mark span{color:var(--vermilion)}
.brand-sub{font-size:11px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--text);transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;
  background:var(--vermilion);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{background:rgba(195,72,47,.07);color:var(--vermilion)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--vermilion);font-weight:700}
.nav-toggle{
  display:none;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:8px 14px;font-size:14px;background:transparent;transition:all .18s ease;
}
.nav-toggle:hover{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.nav-drawer{display:none}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;overflow:hidden;color:#F7F1E6;
  background:var(--ink);
  padding:64px 0 72px;
  border-bottom:1px solid rgba(216,207,192,.2);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/328a74693f0faf59.webp') center/cover no-repeat;
  opacity:.30;filter:grayscale(.25);
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(17,16,14,.94) 0%,rgba(17,16,14,.86) 46%,rgba(17,16,14,.58) 100%);
}
.article-hero .container{position:relative;z-index:2}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:#B9AE9D;margin-bottom:26px;letter-spacing:.02em;
}
.crumb a{color:#D8CFC0;border-bottom:1px solid rgba(216,207,192,.4)}
.crumb a:hover{color:#FFE9DE;border-color:#FFE9DE}
.crumb .sep{color:#6F665C}
.crumb .now{color:#F3EBDE;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.85fr);gap:44px;align-items:start}
.hero-badge-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(216,207,192,.38);border-radius:999px;
  padding:6px 14px;font-size:12.5px;letter-spacing:.08em;color:#E4D9C9;
  background:rgba(255,255,255,.05);
}
.tag--vermilion{border-color:rgba(195,72,47,.7);color:#FFD9CC;background:rgba(195,72,47,.16)}
.article-hero h1{
  color:#FCF6EB;font-weight:900;
  font-size:clamp(2rem,3.7vw,3.4rem);line-height:1.2;letter-spacing:-.03em;
  margin-bottom:22px;
}
.hero-lead{
  font-size:16.5px;line-height:1.9;color:#CFC4B3;max-width:740px;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;
}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-meta span{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.05em;color:#C9BEAD;
  border:1px solid rgba(216,207,192,.28);border-radius:8px;padding:7px 13px;
  background:rgba(255,255,255,.04);
}
.hero-panel{
  background:rgba(251,247,239,.97);color:var(--text);
  border:1px solid rgba(216,207,192,.9);border-radius:var(--radius);
  box-shadow:0 24px 60px rgba(0,0,0,.28);overflow:hidden;
  transform:translateY(6px);
}
.hero-panel-img{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.hero-panel-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.hero-panel:hover .hero-panel-img img{transform:scale(1.04)}
.hero-panel-body{padding:22px 22px 24px}
.hero-panel-label{
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--vermilion);margin-bottom:12px;display:block;
}
.hero-panel h2{font-size:19px;line-height:1.45;margin-bottom:12px}
.panel-list li{
  position:relative;padding-left:18px;font-size:14px;line-height:1.7;
  color:#4B443B;margin-bottom:9px;
}
.panel-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;
  border:1px solid var(--vermilion);transform:rotate(45deg);
}

/* ---------- sections ---------- */
.section{padding:88px 0;position:relative}
.section--tight{padding:64px 0}
.section--paper2{background:var(--paper-2)}
.section--line{border-top:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);
  font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--vermilion);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--vermilion)}
.sec-title{
  font-family:var(--serif);font-weight:900;color:var(--ink);
  font-size:clamp(1.65rem,2.6vw,2.5rem);line-height:1.28;letter-spacing:-.02em;
}
.sec-sub{margin-top:14px;font-size:16px;line-height:1.85;color:var(--muted);max-width:700px}

/* ---------- article layout ---------- */
.reading-grid{display:grid;grid-template-columns:minmax(0,760px) minmax(0,280px);gap:56px;align-items:start;justify-content:center}
.article-body{font-size:17px;line-height:1.85;color:#332E28;max-width:760px}
.article-body>*+*{margin-top:1.15em}
.article-body h2{
  font-size:clamp(1.35rem,2vw,1.75rem);line-height:1.4;margin-top:2.1em;margin-bottom:.7em;
  padding-left:16px;border-left:3px solid var(--vermilion);
}
.article-body h3{font-size:1.2rem;line-height:1.5;margin-top:1.7em;margin-bottom:.6em;color:var(--ink)}
.article-body h4{font-size:1.05rem;margin-top:1.4em;margin-bottom:.5em;color:var(--ink)}
.article-body p{line-height:1.9}
.article-body a{color:var(--vermilion);border-bottom:1px solid rgba(195,72,47,.38)}
.article-body a:hover{background:rgba(195,72,47,.08)}
.article-body ul,.article-body ol{padding-left:0;margin:1.1em 0}
.article-body ul li,.article-body ol li{
  position:relative;padding-left:24px;margin-bottom:.6em;line-height:1.85;
}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:12px;width:8px;height:8px;
  border:1px solid var(--celadon);transform:rotate(45deg);
}
.article-body ol{counter-reset:li}
.article-body ol li{counter-increment:li;padding-left:32px}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);
  position:absolute;left:0;top:0;font-family:var(--mono);font-size:12px;
  color:var(--vermilion);letter-spacing:.04em;
}
.article-body blockquote{
  margin:1.6em 0;padding:22px 26px;border-left:3px solid var(--celadon);
  background:#EFE9DE;border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  font-family:var(--serif);font-size:1.05rem;line-height:1.8;color:#3B352D;
}
.article-body blockquote p{margin:0}
.article-body img{border-radius:var(--radius-sm);margin:1.6em 0;box-shadow:var(--shadow)}
.article-body figure{margin:1.8em 0}
.article-body figcaption{
  font-size:13px;color:var(--muted);margin-top:10px;text-align:center;letter-spacing:.02em;
}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;
}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.article-body th{background:var(--paper-2);font-weight:700;color:var(--ink)}
.article-body tr:last-child td{border-bottom:0}
.article-body code{
  font-family:var(--mono);font-size:.9em;background:#EDE5D8;
  padding:2px 6px;border-radius:4px;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* ---------- toc ---------- */
.toc-card{
  position:sticky;top:100px;
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);
}
.toc-card .toc-label{
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--vermilion);display:block;margin-bottom:14px;
}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{
  display:block;font-size:14px;line-height:1.6;padding:7px 10px;border-radius:8px;
  color:#4B443B;border-left:2px solid transparent;transition:all .18s ease;
}
.toc-list a:hover{background:rgba(195,72,47,.08);color:var(--vermilion);border-left-color:var(--vermilion)}
.toc-list a.is-sub{padding-left:22px;font-size:13px;color:var(--muted)}
.toc-note{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;line-height:1.75;color:var(--muted);
}
.toc-mobile{display:none;margin-bottom:26px}
.toc-mobile summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;
  border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px 18px;
  background:#FBF7EF;font-family:var(--serif);font-weight:700;font-size:16px;cursor:pointer;
}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{content:"+";font-family:var(--sans);color:var(--vermilion);font-size:20px;line-height:1}
.toc-mobile[open] summary::after{content:"−"}
.toc-mobile .toc-list{padding:12px 0 0}

/* ---------- cards & lists ---------- */
.card{
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(195,72,47,.6);box-shadow:var(--shadow-lift)}
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.check-item{
  display:flex;gap:16px;padding:24px;border:1px solid var(--line);
  border-radius:var(--radius);background:#FBF7EF;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.check-item:hover{transform:translateY(-3px);border-color:rgba(195,72,47,.55);box-shadow:var(--shadow-lift)}
.check-no{
  flex:0 0 auto;font-family:var(--mono);font-size:12px;color:var(--vermilion);
  border:1px solid rgba(195,72,47,.4);border-radius:6px;padding:4px 7px;height:fit-content;
  letter-spacing:.06em;
}
.check-item h3{font-size:17px;margin-bottom:8px;line-height:1.5}
.check-item p{font-size:14.5px;line-height:1.8;color:#544C43}

/* ---------- related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{display:flex;flex-direction:column;overflow:hidden}
.post-card-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2);border-bottom:1px solid var(--line)}
.post-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.post-card:hover .post-card-thumb img{transform:scale(1.05)}
.post-card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card-body .tag{
  align-self:flex-start;border-color:var(--line);color:var(--celadon);
  background:rgba(95,122,106,.08);font-size:11.5px;padding:4px 11px;
}
.post-card-body h3{font-size:18px;line-height:1.55}
.post-card-body h3 a:hover{color:var(--vermilion)}
.post-card-body p{font-size:14px;line-height:1.8;color:#5B5349;flex:1}
.post-card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.04em;
  border-top:1px solid var(--line);padding-top:14px;margin-top:4px;
}
.post-card-foot .more{color:var(--ink);font-family:var(--sans);font-size:13px;font-weight:700}
.post-card-foot .more::after{content:" →";color:var(--vermilion)}
.empty-note{
  border:1px dashed var(--line);border-radius:var(--radius);padding:36px 28px;
  text-align:center;color:var(--muted);background:#FBF7EF;
}
.empty-note strong{display:block;font-family:var(--serif);font-size:18px;color:var(--ink);margin-bottom:8px}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  padding:24px 4px;cursor:pointer;font-family:var(--serif);font-weight:700;
  font-size:17px;line-height:1.6;color:var(--ink);transition:color .18s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-family:var(--sans);font-size:22px;line-height:1;color:var(--vermilion);
  flex:0 0 auto;transition:transform .2s ease;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq summary:hover{color:var(--vermilion)}
.faq .faq-a{padding:0 4px 26px;font-size:15.5px;line-height:1.9;color:#4B443B;max-width:820px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:12px;font-size:15px;font-weight:700;
  border:1px solid transparent;transition:all .18s ease;line-height:1.2;
}
.btn-primary{background:var(--ink);color:#F7F1E6}
.btn-primary:hover{background:var(--vermilion);color:#FFF6EC;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:#F7F1E6}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

/* ---------- cta ---------- */
.cta-band{
  background:var(--ink);color:#F2EADD;border-radius:var(--radius);
  padding:56px 48px;position:relative;overflow:hidden;
  box-shadow:0 24px 60px rgba(20,16,12,.14);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/dd22320c0359f6ec.webp') center/cover no-repeat;opacity:.14;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-band h2{color:#FCF6EB;font-size:clamp(1.6rem,2.4vw,2.2rem);line-height:1.3;margin-bottom:12px}
.cta-band p{color:#BFB4A3;font-size:15.5px;line-height:1.85;max-width:600px}
.cta-band .btn-primary{background:#F7F1E6;color:var(--ink)}
.cta-band .btn-primary:hover{background:var(--vermilion);color:#FFF6EC}
.cta-band .btn-ghost{border-color:rgba(216,207,192,.4);color:#F1EADF}
.cta-band .btn-ghost:hover{background:#F1EADF;color:var(--ink);border-color:#F1EADF}

/* ---------- back / nav links ---------- */
.post-nav{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:16px;padding:26px 0 0;border-top:1px solid var(--line);margin-top:48px;
}
.post-nav a{font-size:14.5px;font-weight:700;color:var(--ink)}
.post-nav a:hover{color:var(--vermilion)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#EDE5D8;padding:72px 0 28px;margin-top:0}
.footer-cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px}
.footer-brand-name{
  font-family:var(--serif);font-weight:900;font-size:21px;color:#FCF6EB;
  margin-bottom:14px;letter-spacing:-.02em;
}
.footer-brand-name span{color:var(--vermilion)}
.footer-brand-text{font-size:13.5px;line-height:1.9;color:#AFA394;max-width:340px}
.footer-col h4{
  font-family:var(--sans);font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:#8E8375;margin-bottom:16px;font-weight:500;
}
.footer-col a{display:block;font-size:14px;color:#D9CFC0;padding:5px 0;transition:color .18s ease,padding-left .18s ease}
.footer-col a:hover{color:#FFD9CC;padding-left:4px}
.footer-col p{font-size:13.5px;line-height:1.85;color:#AFA394;margin-bottom:8px}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(216,207,192,.16);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:12.5px;color:#8E8375;letter-spacing:.02em;
}
.footer-bottom a{color:#C9BEAD;border-bottom:1px solid rgba(216,207,192,.35)}
.footer-bottom a:hover{color:#FFD9CC}

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .card,.check-item,.post-card-thumb img,.hero-panel-img img,.btn{transition:none}
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .container{padding:0 26px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-panel{transform:none;max-width:520px}
  .reading-grid{grid-template-columns:1fr;gap:0}
  .toc-card{display:none}
  .toc-mobile{display:block}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .check-list{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 20px}
  .nav-links{display:none}
  .nav-toggle{display:inline-block}
  .nav-drawer{
    display:block;position:fixed;inset:77px 0 0 0;background:var(--paper);
    padding:28px 24px 40px;transform:translateY(-8px);opacity:0;pointer-events:none;
    transition:opacity .22s ease,transform .22s ease;z-index:55;overflow-y:auto;
  }
  .nav-drawer.open{opacity:1;transform:translateY(0);pointer-events:auto}
  .nav-drawer a{
    display:flex;align-items:center;justify-content:space-between;
    padding:18px 4px;border-bottom:1px solid var(--line);
    font-family:var(--serif);font-size:20px;font-weight:700;
  }
  .nav-drawer a::after{content:"→";color:var(--muted);font-family:var(--sans);font-size:16px}
  .nav-drawer a.is-active{color:var(--vermilion)}
  .article-hero{padding:44px 0 52px}
  .article-hero h1{font-size:clamp(1.7rem,6vw,2.4rem)}
  .hero-lead{-webkit-line-clamp:5;font-size:15.5px}
  .crumb .now{max-width:100%;white-space:normal}
  .section{padding:60px 0}
  .section--tight{padding:48px 0}
  .related-grid{grid-template-columns:1fr}
  .cta-band{padding:40px 26px}
  .post-nav{flex-direction:column;align-items:flex-start}
  .footer-cols{grid-template-columns:1fr;gap:32px}
  .footer-brand-text{max-width:none}
}
@media (max-width:520px){
  .brand-mark{font-size:17px}
  .brand-sub{font-size:10px;letter-spacing:.12em}
  .hero-meta span{font-size:11.5px;padding:6px 10px}
  .btn{width:100%}
  .btn-row{flex-direction:column}
  .article-body{font-size:16px}
  .check-item{padding:20px}
}

/* roulang page: category1 */
:root{
  --ink:#11100E;--vermilion:#C3482F;--paper:#F4EFE6;--paper-2:#E8E0D2;
  --celadon:#5F7A6A;--line:#D8CFC0;--text:#2A2622;--muted:#6F665C;
  --radius:14px;--radius-sm:10px;
  --shadow:0 12px 30px rgba(20,16,12,.06);
  --shadow-lift:0 18px 40px rgba(20,16,12,.12);
  --serif:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
/* roulang page: category1 */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html body{
  margin:0;padding:0;background:var(--paper);color:var(--text);
  font-family:var(--sans);font-size:17px;line-height:1.75;
  letter-spacing:.01em;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--vermilion)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:900;color:var(--ink);letter-spacing:-.02em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--vermilion);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1280px){.container{padding:0 48px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,239,230,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;flex-direction:column;gap:2px;line-height:1.2}
.brand-mark{font-family:var(--serif);font-weight:900;font-size:18px;letter-spacing:-.02em;color:var(--ink)}
.brand-mark span{color:var(--vermilion)}
.brand-sub{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.nav-links{display:none;align-items:center;gap:6px}
.nav-link{
  position:relative;display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--text);transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;
  background:var(--vermilion);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{background:rgba(195,72,47,.07);color:var(--vermilion)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--vermilion);font-weight:700}
.nav-toggle{
  display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:8px 14px;font-size:14px;background:transparent;
  transition:all .18s ease;
}
.nav-toggle:hover{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.nav-drawer{
  display:block;position:fixed;inset:77px 0 0 0;background:var(--paper);
  padding:28px 24px 48px;transform:translateY(-8px);opacity:0;pointer-events:none;
  transition:opacity .22s ease,transform .22s ease;z-index:55;overflow-y:auto;
}
.nav-drawer.open{opacity:1;transform:translateY(0);pointer-events:auto}
.nav-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 4px;border-bottom:1px solid var(--line);
  font-family:var(--serif);font-size:20px;font-weight:700;
}
.nav-drawer a::after{content:"→";color:var(--muted);font-family:var(--sans);font-size:16px}
.nav-drawer a.is-active{color:var(--vermilion)}
@media (min-width:1024px){
  .nav-links{display:flex}
  .nav-toggle{display:none}
  .nav-drawer{display:none}
}

/* ---------- sections ---------- */
.section{padding:64px 0;position:relative}
.section--tight{padding:52px 0}
.section--paper2{background:var(--paper-2)}
.section--ink{background:var(--ink);color:#F1EADF}
.section--line{border-top:1px solid var(--line)}
@media (min-width:768px){
  .section{padding:88px 0}
  .section--tight{padding:64px 0}
}
@media (min-width:1280px){
  .section{padding:104px 0}
}
.sec-head{max-width:780px;margin-bottom:40px}
.sec-head--wide{max-width:900px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);
  font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--vermilion);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--vermilion)}
.sec-title{
  font-family:var(--serif);font-weight:900;color:var(--ink);
  font-size:clamp(1.6rem,3vw,2.7rem);line-height:1.26;letter-spacing:-.02em;
}
.sec-sub{margin-top:16px;color:#4A4239;font-size:16.5px;line-height:1.85}
.section--ink .sec-title{color:#FBF5EA}
.section--ink .sec-sub{color:#BFB4A3}
.section--ink .eyebrow{color:#D4755C}
.section--ink .eyebrow::before{background:#D4755C}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:12px;font-size:15px;font-weight:700;
  border:1px solid transparent;transition:all .18s ease;line-height:1.2;
}
.btn-primary{background:var(--ink);color:#F7F1E6}
.btn-primary:hover{background:var(--vermilion);color:#FFF6EC;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:#F7F1E6}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}
.section--ink .btn-ghost{border-color:rgba(216,207,192,.4);color:#F1EADF}
.section--ink .btn-ghost:hover{background:#F1EADF;color:var(--ink);border-color:#F1EADF}

/* ---------- category header ---------- */
.cat-head{
  position:relative;padding:56px 0 64px;overflow:hidden;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#F8F4EC 0%,var(--paper) 66%,#EFE8DC 100%);
}
.cat-head::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/08a055526b1d1c41.webp') center/cover no-repeat;
  opacity:.09;filter:grayscale(.25);pointer-events:none;
}
.cat-head .container{position:relative;z-index:2}
.cat-head-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:start}
.cat-head h1{
  font-family:var(--serif);font-weight:900;color:var(--ink);margin:0 0 20px;
  font-size:clamp(2.05rem,4.4vw,3.6rem);line-height:1.18;letter-spacing:-.03em;
}
.cat-head h1 em{font-style:normal;color:var(--vermilion)}
.cat-lead{font-size:16.5px;line-height:1.85;color:#3A342D;max-width:640px}
.cat-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cat-facts li{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.05em;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;background:rgba(255,255,255,.55);
}
.cat-cover{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);background:#FBF7EF;margin:0;
}
.cat-cover img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5}
.cat-side-note{
  margin-top:16px;border:1px solid var(--line);border-radius:var(--radius);
  background:#FBF7EF;padding:20px 22px;box-shadow:var(--shadow);
}
.cat-side-note strong{display:block;font-family:var(--serif);font-size:16px;color:var(--ink);margin-bottom:8px}
.cat-side-note p{font-size:14px;line-height:1.8;color:var(--muted)}
@media (min-width:900px){
  .cat-head{padding:72px 0 84px}
  .cat-head-grid{grid-template-columns:1.55fr .85fr;gap:52px}
}

/* ---------- intro cards (asymmetric) ---------- */
.intro-grid{display:grid;grid-template-columns:1fr;gap:18px}
.intro-card{
  position:relative;background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px 24px;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.intro-card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.intro-card .turn-no{
  display:inline-block;font-family:var(--mono);font-size:12px;letter-spacing:.12em;
  color:var(--vermilion);border:1px solid rgba(195,72,47,.35);border-radius:999px;
  padding:3px 10px;margin-bottom:16px;
}
.intro-card h3{font-size:19px;margin-bottom:10px}
.intro-card p{font-size:15px;line-height:1.8;color:#4A4239}
.intro-card--wide{background:var(--ink);border-color:var(--ink)}
.intro-card--wide h3{color:#FBF5EA}
.intro-card--wide p{color:#C6BBAA}
.intro-card--wide .turn-no{color:#E0876F;border-color:rgba(224,135,111,.4)}
.intro-card--wide:hover{border-color:var(--vermilion)}
@media (min-width:768px){
  .intro-grid{grid-template-columns:repeat(2,1fr)}
  .intro-card--wide{grid-column:span 2}
}

/* ---------- filter tags ---------- */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.filter-tag{
  display:inline-block;font-size:13.5px;padding:8px 16px;border-radius:999px;
  border:1px solid var(--line);color:#4A4239;background:rgba(255,255,255,.5);
  transition:all .18s ease;
}
.filter-tag:hover{border-color:var(--vermilion);color:var(--vermilion);background:rgba(195,72,47,.06)}

/* ---------- ledger list ---------- */
.ledger{display:grid;grid-template-columns:1fr;gap:20px}
.ledger-rail{
  border:1px solid var(--line);border-radius:var(--radius);background:#FBF7EF;
  padding:22px;box-shadow:var(--shadow);align-self:start;
}
.rail-num{font-family:var(--mono);font-size:32px;font-weight:700;color:var(--vermilion);line-height:1}
.rail-title{font-family:var(--serif);font-size:17px;color:var(--ink);margin-top:12px;font-weight:900}
.rail-text{font-size:14px;line-height:1.8;color:var(--muted);margin-top:10px}
.rail-rule{height:1px;background:var(--line);margin:18px 0}
.ledger-grid{display:grid;grid-template-columns:1fr;gap:18px}
.entry{
  display:flex;flex-direction:column;background:#FBF7EF;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.entry:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.entry-media{position:relative;overflow:hidden;background:var(--paper-2)}
.entry-media img{width:100%;height:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.entry:hover .entry-media img{transform:scale(1.03)}
.entry-no{
  position:absolute;top:12px;left:12px;font-family:var(--mono);font-size:12px;
  background:rgba(17,16,14,.82);color:#F7F1E6;border-radius:8px;padding:4px 9px;letter-spacing:.08em;
}
.entry-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.entry-tag{
  align-self:flex-start;font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;
  color:var(--celadon);border:1px solid rgba(95,122,106,.35);border-radius:999px;padding:3px 10px;
}
.entry h3{font-size:18px;line-height:1.45}
.entry p{font-size:14.5px;line-height:1.8;color:#4A4239;flex:1}
.entry-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--line);padding-top:12px;font-family:var(--mono);
  font-size:12px;color:var(--muted);letter-spacing:.04em;
}
.entry-meta .arrow{color:var(--vermilion)}
@media (min-width:768px){
  .ledger-grid{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:1024px){
  .ledger{grid-template-columns:.62fr 1.9fr;gap:28px}
  .ledger-rail{position:sticky;top:100px}
}

/* ---------- scene table-like list ---------- */
.scene-list{border-top:1px solid var(--line)}
.scene-row{
  display:grid;grid-template-columns:1fr;gap:6px;
  padding:20px 4px;border-bottom:1px solid var(--line);
  transition:background .18s ease,padding-left .18s ease;
}
.scene-row:hover{background:rgba(255,255,255,.55);padding-left:12px}
.scene-name{font-family:var(--serif);font-size:17.5px;font-weight:900;color:var(--ink)}
.scene-desc{font-size:14.5px;color:#4A4239}
.scene-meta{font-family:var(--mono);font-size:12.5px;color:var(--muted);letter-spacing:.05em}
@media (min-width:768px){
  .scene-row{grid-template-columns:1.1fr 1.7fr auto;align-items:center;gap:24px;padding:22px 4px}
}

/* ---------- safety checklist ---------- */
.check-grid{display:grid;grid-template-columns:1fr;gap:16px}
.check-card{
  border:1px solid rgba(216,207,192,.28);border-radius:var(--radius);
  padding:22px 24px;background:rgba(255,255,255,.04);transition:border-color .18s ease,background .18s ease;
}
.check-card:hover{border-color:rgba(195,72,47,.65);background:rgba(255,255,255,.07)}
.check-card h3{color:#FBF5EA;font-size:17px;margin-bottom:10px}
.check-card p{font-size:14.5px;line-height:1.8;color:#BFB4A3}
.check-index{font-family:var(--mono);font-size:12px;color:#E0876F;letter-spacing:.12em;display:block;margin-bottom:10px}
@media (min-width:768px){.check-grid{grid-template-columns:repeat(3,1fr)}}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:18px}
.news-card{
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.news-link{display:block;padding:24px 24px 20px}
.news-card h3{font-size:17.5px;line-height:1.5;margin-bottom:10px}
.news-card p{font-size:14.5px;line-height:1.8;color:#4A4239}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
}
.news-meta .tag{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--celadon);
  border:1px solid rgba(95,122,106,.35);border-radius:999px;padding:3px 10px;
}
.news-meta time{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.04em}
.news-empty{
  border:1px dashed var(--line);border-radius:var(--radius);background:#FBF7EF;
  padding:36px 24px;text-align:center;color:var(--muted);font-size:15px;
}
.news-foot{margin-top:32px;display:flex;justify-content:center}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr)}}

/* ---------- channel entry ---------- */
.channel-grid{display:grid;grid-template-columns:1fr;gap:18px}
.channel-card{
  display:block;border:1px solid var(--line);border-radius:var(--radius);
  background:#FBF7EF;padding:26px 24px;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.channel-card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift);color:inherit}
.channel-kicker{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--vermilion)}
.channel-card h3{font-size:19px;margin:10px 0 8px}
.channel-card p{font-size:14.5px;line-height:1.8;color:#4A4239}
.channel-more{
  display:inline-flex;align-items:center;gap:8px;margin-top:16px;
  font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;color:var(--muted);
}
.channel-card:hover .channel-more{color:var(--vermilion)}
@media (min-width:768px){.channel-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line);margin-top:8px}
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{
  display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  cursor:pointer;list-style:none;font-family:var(--serif);font-weight:900;
  font-size:17.5px;line-height:1.5;color:var(--ink);transition:color .18s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";flex:0 0 auto;font-family:var(--mono);font-size:22px;line-height:1;
  color:var(--vermilion);transition:transform .2s ease;
}
.faq details[open] summary{color:var(--vermilion)}
.faq details[open] summary::after{content:"–"}
.faq summary:hover{color:var(--vermilion)}
.faq p{margin:14px 0 0;font-size:15.5px;line-height:1.85;color:#4A4239;max-width:820px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#E9E1D4;padding:60px 0 0}
.footer-cols{display:grid;grid-template-columns:1fr;gap:34px;padding-bottom:44px}
.footer-brand-name{font-family:var(--serif);font-size:19px;font-weight:900;color:#FBF5EA}
.footer-brand-name span{color:#D4755C}
.footer-brand-text{font-size:14px;line-height:1.85;color:#B7AC9C;margin-top:14px;max-width:360px}
.footer-col h4{font-size:12.5px;letter-spacing:.14em;color:#9B9081;margin:0 0 14px;font-weight:700;font-family:var(--sans)}
.footer-col a,.footer-col p{display:block;font-size:14px;color:#C6BBAA;margin:0 0 10px;line-height:1.7}
.footer-col a:hover{color:#FBF5EA}
.footer-bottom{
  border-top:1px solid rgba(216,207,192,.18);padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#9B9081;
}
.footer-bottom a{color:#C6BBAA}
.footer-bottom a:hover{color:#FBF5EA}
@media (min-width:768px){
  .site-footer{padding:72px 0 0}
  .footer-cols{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px}
}

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --ink:#11100E;--vermilion:#C3482F;--paper:#F4EFE6;--paper-2:#E8E0D2;
  --celadon:#5F7A6A;--line:#D8CFC0;--text:#2A2622;--muted:#6F665C;
  --radius:14px;--radius-sm:10px;
  --shadow:0 12px 30px rgba(20,16,12,.06);
  --shadow-lift:0 18px 40px rgba(20,16,12,.12);
  --serif:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:100px}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:var(--sans);font-size:17px;line-height:1.75;
  letter-spacing:.01em;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--vermilion)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--vermilion);outline-offset:3px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,239,230,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;flex-direction:column;gap:2px;line-height:1.2}
.brand-mark{font-family:var(--serif);font-weight:900;font-size:20px;letter-spacing:-.02em;color:var(--ink)}
.brand-mark span{color:var(--vermilion)}
.brand-sub{font-size:11px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--text);transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;
  background:var(--vermilion);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{background:rgba(195,72,47,.07);color:var(--vermilion)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--vermilion);font-weight:700}
.nav-toggle{
  display:none;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:8px 14px;font-size:14px;background:transparent;transition:all .18s ease;
}
.nav-toggle:hover{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.nav-drawer{display:none}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:12px;font-size:15px;font-weight:700;
  border:1px solid transparent;transition:all .18s ease;line-height:1.2;
}
.btn-primary{background:var(--ink);color:#F7F1E6}
.btn-primary:hover{background:var(--vermilion);color:#FFF6EC;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:#F7F1E6}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--vermilion)}
.link-arrow::after{content:"→";transition:transform .18s ease}
.link-arrow:hover::after{transform:translateX(4px)}

/* ---------- page head ---------- */
.page-head{
  position:relative;padding:54px 0 66px;overflow:hidden;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#F7F3EB 0%,var(--paper) 70%,#EFE8DC 100%);
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/dd22320c0359f6ec.webp') center/cover no-repeat;
  opacity:.08;filter:grayscale(.35);pointer-events:none;
}
.page-head .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:24px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--vermilion)}
.crumb .sep{color:var(--line)}
.crumb-cur{color:var(--ink);font-weight:700}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);
  font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--vermilion);
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--vermilion)}
.page-head-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.85fr);gap:44px;align-items:start}
.page-head h1{
  font-family:var(--serif);font-weight:900;color:var(--ink);
  font-size:clamp(2rem,3.6vw,3.3rem);line-height:1.2;letter-spacing:-.025em;
  margin:16px 0 20px;
}
.page-lead{max-width:660px;color:#3A342D;font-size:16.5px;line-height:1.85}
.page-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.head-panel{
  border:1px solid var(--line);border-radius:var(--radius);background:#FBF7EF;
  box-shadow:var(--shadow);padding:22px 22px 10px;
}
.head-panel-top{
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--vermilion);
  text-transform:uppercase;padding-bottom:14px;border-bottom:1px solid var(--line);
}
.head-panel li{
  display:flex;justify-content:space-between;align-items:baseline;gap:14px;
  padding:13px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--muted);
}
.head-panel li:last-child{border-bottom:0}
.head-panel strong{font-family:var(--mono);font-size:14.5px;color:var(--ink);font-weight:700;text-align:right}

/* ---------- layout ---------- */
.layout-main{
  display:grid;grid-template-columns:minmax(0,1.85fr) minmax(0,1fr);
  gap:56px;align-items:start;padding:72px 0 96px;
}
.content-col{min-width:0}
.block{padding:0 0 54px;margin-bottom:54px;border-bottom:1px solid var(--line)}
.block:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.block-head{margin-bottom:26px}
.sec-title{
  font-family:var(--serif);font-weight:900;color:var(--ink);
  font-size:clamp(1.55rem,2.4vw,2.15rem);line-height:1.32;letter-spacing:-.02em;
}
.sec-sub{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.8;max-width:660px}

/* ---------- principle cards ---------- */
.principle-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.principle-card{
  position:relative;border:1px solid var(--line);border-radius:var(--radius);
  background:#FBF7EF;padding:22px 22px 24px;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.principle-card:nth-child(1),.principle-card:nth-child(4){grid-column:span 2}
.principle-card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.turn-no{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--vermilion);
  border:1px solid var(--line);border-radius:999px;padding:3px 11px;margin-bottom:14px;
  background:rgba(255,255,255,.55);
}
.principle-card h3{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);margin-bottom:10px}
.principle-card p{font-size:15px;line-height:1.8;color:#3A342D}

/* ---------- check list ---------- */
.check-list li{
  display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);
  font-size:15.5px;line-height:1.78;
}
.check-list li:last-child{border-bottom:0}
.check-list li::before{
  content:"";flex:0 0 17px;height:17px;margin-top:6px;
  border:1px solid var(--vermilion);border-radius:4px;background:rgba(195,72,47,.08);
}

/* ---------- flow ---------- */
.flow-steps{display:grid}
.flow-step{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:18px;
  padding:22px 0;border-bottom:1px dashed var(--line);
}
.flow-step:last-child{border-bottom:0;padding-bottom:0}
.flow-num{font-family:var(--mono);font-size:20px;font-weight:700;color:var(--vermilion);letter-spacing:.04em;padding-top:2px}
.flow-body h3{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--ink);margin-bottom:8px}
.flow-body p{font-size:15px;line-height:1.8;color:#3A342D}

/* ---------- guide cards ---------- */
.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.guide-card{
  display:flex;flex-direction:column;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius);background:#FBF7EF;
  box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.guide-card:hover{transform:translateY(-4px);border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.guide-fig{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.guide-fig img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.guide-card:hover .guide-fig img{transform:scale(1.04)}
.guide-body{display:flex;flex-direction:column;gap:10px;padding:18px 18px 20px;flex:1}
.tag{
  align-self:flex-start;font-size:12px;letter-spacing:.05em;color:var(--celadon);
  border:1px solid rgba(95,122,106,.45);border-radius:999px;padding:3px 11px;
  background:rgba(95,122,106,.07);
}
.guide-body h3{font-family:var(--serif);font-size:18px;font-weight:700;line-height:1.45;color:var(--ink)}
.guide-body p{font-size:14.5px;line-height:1.75;color:var(--muted)}
.guide-meta{
  margin-top:auto;display:flex;justify-content:space-between;gap:10px;
  padding-top:12px;border-top:1px dashed var(--line);
  font-family:var(--mono);font-size:12px;color:var(--muted);
}
.list-more{margin-top:26px;display:flex;justify-content:flex-start}

/* ---------- myth list ---------- */
.myth-list{display:grid;gap:14px}
.myth-item{
  display:grid;grid-template-columns:1fr 1fr;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius);background:#FBF7EF;
}
.myth-bad{padding:18px 20px;background:rgba(195,72,47,.055);border-right:1px solid var(--line)}
.myth-good{padding:18px 20px}
.myth-label{font-family:var(--mono);font-size:11px;letter-spacing:.18em;margin-bottom:8px}
.myth-bad .myth-label{color:var(--vermilion)}
.myth-good .myth-label{color:var(--celadon)}
.myth-item p{font-size:15px;line-height:1.75;color:#3A342D}

/* ---------- faq ---------- */
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{
  display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding:20px 2px;cursor:pointer;list-style:none;
  font-family:var(--serif);font-size:17px;font-weight:700;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-family:var(--sans);font-size:20px;line-height:1;
  color:var(--vermilion);transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{color:var(--vermilion)}
.faq-a{padding:0 2px 22px;font-size:15.5px;line-height:1.85;color:#3A342D}

/* ---------- cta ---------- */
.cta-band{
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.9fr);gap:28px;align-items:center;
  padding:38px 34px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--ink);color:#F1EADF;
}
.cta-band h2{font-family:var(--serif);font-size:clamp(1.45rem,2.2vw,1.95rem);line-height:1.36;color:#FBF5EA;letter-spacing:-.02em}
.cta-band p{margin-top:12px;font-size:15px;line-height:1.8;color:#BFB4A3}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.cta-band .btn-primary{background:#F7F1E6;color:var(--ink)}
.cta-band .btn-primary:hover{background:var(--vermilion);color:#FFF6EC}
.cta-band .btn-ghost{border-color:rgba(216,207,192,.45);color:#F1EADF}
.cta-band .btn-ghost:hover{background:#F1EADF;color:var(--ink);border-color:#F1EADF}

/* ---------- sidebar ---------- */
.sidebar-sticky{position:sticky;top:100px;display:grid;gap:20px}
.sidebar-card{
  border:1px solid var(--line);border-radius:var(--radius);background:#FBF7EF;
  padding:22px;box-shadow:var(--shadow);
}
.sidebar-card h3{
  font-family:var(--serif);font-size:16px;font-weight:700;color:var(--ink);
  margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line);
}
.toc-list a{
  display:flex;justify-content:space-between;align-items:baseline;gap:12px;
  padding:9px 0;font-size:14.5px;color:var(--text);
  border-bottom:1px dashed var(--line);transition:color .18s ease,padding-left .18s ease;
}
.toc-list li:last-child a{border-bottom:0}
.toc-list a:hover{color:var(--vermilion);padding-left:4px}
.toc-list span{font-family:var(--mono);font-size:11.5px;color:var(--muted)}
.self-check li{display:flex;gap:10px;padding:8px 0;font-size:14px;line-height:1.7;color:#3A342D}
.self-check li::before{content:"□";flex:0 0 auto;color:var(--celadon);font-size:15px}
.sidebar-note{
  border:1px solid rgba(195,72,47,.28);background:rgba(195,72,47,.06);
  border-radius:var(--radius);padding:18px;font-size:13.5px;line-height:1.8;color:#5A3227;
}
.sidebar-note strong{color:var(--vermilion)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#D9D0C2;padding:64px 0 28px}
.footer-cols{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:40px;border-bottom:1px solid rgba(216,207,192,.18);
}
.footer-brand-name{
  font-family:var(--serif);font-size:19px;font-weight:900;color:#FBF5EA;
  margin-bottom:14px;letter-spacing:-.01em;
}
.footer-brand-name span{color:var(--vermilion)}
.footer-brand-text{font-size:14px;line-height:1.8;color:#A99F90}
.footer-col h4{
  font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:#8E8478;margin-bottom:16px;font-weight:500;
}
.footer-col a{display:block;font-size:14.5px;color:#CFC5B6;padding:5px 0;transition:color .18s ease,padding-left .18s ease}
.footer-col a:hover{color:#FBF5EA;padding-left:4px}
.footer-col p{font-size:14px;line-height:1.7;color:#A99F90;padding:4px 0}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:22px;font-size:13px;color:#8E8478;
}
.footer-bottom a{color:#CFC5B6}
.footer-bottom a:hover{color:#FBF5EA}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .page-head-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .layout-main{grid-template-columns:minmax(0,1fr);gap:44px;padding:56px 0 76px}
  .sidebar-sticky{position:static}
  .footer-cols{grid-template-columns:1fr 1fr;gap:30px}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:900px){
  .nav-links{display:none}
  .nav-toggle{display:inline-block}
  .nav-drawer{
    display:block;position:fixed;inset:69px 0 0 0;z-index:55;
    background:var(--paper);padding:24px 24px 44px;overflow-y:auto;
    transform:translateY(-8px);opacity:0;pointer-events:none;
    transition:opacity .22s ease,transform .22s ease;
  }
  .nav-drawer.open{opacity:1;transform:translateY(0);pointer-events:auto}
  .nav-drawer a{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:18px 4px;border-bottom:1px solid var(--line);
    font-family:var(--serif);font-size:19px;font-weight:700;
  }
  .nav-drawer a::after{content:"→";font-family:var(--sans);font-size:15px;color:var(--muted)}
  .nav-drawer a.is-active{color:var(--vermilion)}
  .nav-wrap{min-height:69px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 20px}
  .page-head{padding:40px 0 50px}
  .principle-grid{grid-template-columns:minmax(0,1fr)}
  .principle-card:nth-child(1),.principle-card:nth-child(4){grid-column:auto}
  .guide-grid{grid-template-columns:minmax(0,1fr)}
  .myth-item{grid-template-columns:minmax(0,1fr)}
  .myth-bad{border-right:0;border-bottom:1px solid var(--line)}
  .flow-step{grid-template-columns:46px minmax(0,1fr);gap:12px}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:28px 22px}
  .footer-cols{grid-template-columns:minmax(0,1fr);gap:26px}
  .block{padding-bottom:44px;margin-bottom:44px}
}
@media (max-width:520px){
  .page-actions{flex-direction:column;align-items:stretch}
  .page-actions .btn{width:100%}
  .sec-title{font-size:1.5rem}
  .head-panel{padding:18px 18px 6px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --ink:#11100E;--vermilion:#C3482F;--paper:#F4EFE6;--paper-2:#E8E0D2;
  --celadon:#5F7A6A;--line:#D8CFC0;--text:#2A2622;--muted:#6F665C;
  --radius:14px;--radius-sm:10px;
  --shadow:0 12px 30px rgba(20,16,12,.06);
  --shadow-lift:0 18px 40px rgba(20,16,12,.12);
  --serif:"Noto Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding:0;background:var(--paper);color:var(--text);
  font-family:var(--sans);font-size:17px;line-height:1.75;
  letter-spacing:.01em;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--vermilion)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4{margin:0}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--vermilion);outline-offset:3px;border-radius:6px;
}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(244,239,230,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;flex-direction:column;gap:2px;line-height:1.2}
.brand-mark{font-family:var(--serif);font-weight:900;font-size:20px;letter-spacing:-.02em;color:var(--ink)}
.brand-mark span{color:var(--vermilion)}
.brand-sub{font-size:11px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.nav-links{display:none;align-items:center;gap:6px}
.nav-link{
  position:relative;display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--text);transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;
  background:var(--vermilion);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{background:rgba(195,72,47,.07);color:var(--vermilion)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--vermilion);font-weight:700}
.nav-toggle{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:8px 14px;font-size:14px;background:transparent;transition:all .18s ease;
}
.nav-toggle:hover{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.nav-drawer{
  display:block;position:fixed;inset:77px 0 0 0;background:var(--paper);
  padding:28px 24px 48px;transform:translateY(-8px);opacity:0;pointer-events:none;
  transition:opacity .22s ease,transform .22s ease;z-index:55;overflow-y:auto;
}
.nav-drawer.open{opacity:1;transform:translateY(0);pointer-events:auto}
.nav-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 4px;border-bottom:1px solid var(--line);
  font-family:var(--serif);font-size:20px;font-weight:700;
}
.nav-drawer a::after{content:"→";color:var(--muted);font-family:var(--sans);font-size:16px}
.nav-drawer a.is-active{color:var(--vermilion)}

/* ---------- sections ---------- */
.section{padding:64px 0;position:relative;border-top:1px solid var(--line)}
.section--plain{border-top:0}
.section--paper2{background:var(--paper-2)}
.section--ink{background:var(--ink);color:#F1EADF;border-top:1px solid #2A2622}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);
  font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--vermilion);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--vermilion)}
.sec-head--center .eyebrow::after{content:"";width:26px;height:1px;background:var(--vermilion)}
.sec-title{
  font-family:var(--serif);font-weight:900;color:var(--ink);
  font-size:clamp(1.7rem,3vw,2.7rem);line-height:1.26;letter-spacing:-.02em;
}
.sec-sub{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.8}
.section--ink .sec-title{color:#FBF5EA}
.section--ink .sec-sub{color:#BFB4A3}
.section--ink .eyebrow{color:#E28E76}
.section--ink .eyebrow::before,.section--ink .eyebrow::after{background:#E28E76}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:12px;font-size:15px;font-weight:700;
  border:1px solid transparent;transition:all .18s ease;line-height:1.2;
}
.btn-primary{background:var(--ink);color:#F7F1E6}
.btn-primary:hover{background:var(--vermilion);color:#FFF6EC;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:#F7F1E6}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}
.section--ink .btn-ghost{border-color:rgba(216,207,192,.4);color:#F1EADF}
.section--ink .btn-ghost:hover{background:#F1EADF;color:var(--ink);border-color:#F1EADF}

/* ---------- page head ---------- */
.page-head{
  position:relative;padding:56px 0 66px;overflow:hidden;
  background:linear-gradient(180deg,#F8F4EC 0%,var(--paper) 68%,#EFE8DC 100%);
  border-bottom:1px solid var(--line);
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/dd22320c0359f6ec.webp') center/cover no-repeat;
  opacity:.09;filter:grayscale(.25);pointer-events:none;
}
.page-head .container{position:relative;z-index:2}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;justify-content:center;
  font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--muted);margin-bottom:22px;
}
.crumbs span.sep{color:var(--line)}
.crumbs a:hover{color:var(--vermilion)}
.page-head h1{
  font-family:var(--serif);font-weight:900;color:var(--ink);
  font-size:clamp(2rem,4.4vw,3.4rem);line-height:1.18;letter-spacing:-.03em;
  text-align:center;max-width:900px;margin:0 auto 18px;
}
.page-head h1 em{font-style:normal;color:var(--vermilion)}
.page-lead{
  max-width:780px;margin:0 auto;text-align:center;color:#3A342D;font-size:16.5px;line-height:1.85;
}
.search-row{
  display:flex;align-items:center;gap:6px;max-width:640px;margin:32px auto 0;
  background:#FBF7EF;border:1px solid var(--line);border-radius:999px;padding:6px;
  box-shadow:var(--shadow);transition:border-color .18s ease,box-shadow .18s ease;
}
.search-row:focus-within{border-color:var(--vermilion);box-shadow:var(--shadow-lift)}
.search-row input{
  flex:1;min-width:0;border:0;background:transparent;padding:12px 18px;font-size:15px;outline:none;
}
.search-row input::placeholder{color:#9A9086}
.search-row button{
  flex:0 0 auto;padding:11px 22px;border-radius:999px;background:var(--ink);color:#F7F1E6;
  font-size:14px;font-weight:700;transition:background .18s ease,transform .18s ease;
}
.search-row button:hover{background:var(--vermilion)}
.search-row button:active{transform:translateY(1px)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:22px}
.chip{
  border:1px solid var(--line);border-radius:999px;padding:7px 16px;font-size:13.5px;
  color:var(--muted);background:rgba(255,255,255,.6);transition:all .18s ease;
}
.chip:hover{border-color:var(--vermilion);color:var(--vermilion);background:#FBF7EF;transform:translateY(-1px)}
.chip:active{transform:translateY(1px)}

/* ---------- type cards ---------- */
.type-grid{display:grid;grid-template-columns:1fr;gap:20px}
.type-card{
  position:relative;background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px 24px;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.type-card:hover{transform:translateY(-4px);border-color:rgba(195,72,47,.55);box-shadow:var(--shadow-lift)}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.card-no{font-family:var(--mono);font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--vermilion)}
.card-badge{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;padding:4px 12px;background:rgba(255,255,255,.55);white-space:nowrap;
}
.card-title{font-family:var(--serif);font-size:20px;font-weight:700;color:var(--ink);margin-bottom:10px;line-height:1.4}
.card-text{font-size:15px;line-height:1.78;color:#3A342D}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  font-size:12.5px;color:var(--celadon);border:1px solid rgba(95,122,106,.35);
  border-radius:999px;padding:3px 11px;background:rgba(95,122,106,.07);
}

/* ---------- timeline ---------- */
.turn-track{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);margin-top:8px}
.turn-item{padding:26px 0 4px;border-bottom:1px solid var(--line)}
.turn-no{font-family:var(--mono);font-size:13px;letter-spacing:.18em;color:var(--vermilion);margin-bottom:10px}
.turn-title{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);margin-bottom:8px}
.turn-text{font-size:15px;line-height:1.78;color:#3A342D}

/* ---------- activity cards ---------- */
.act-grid{display:grid;grid-template-columns:1fr;gap:22px}
.act-card{
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.act-card:hover{transform:translateY(-4px);border-color:rgba(195,72,47,.55);box-shadow:var(--shadow-lift)}
.act-media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.act-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.act-card:hover .act-media img{transform:scale(1.03)}
.act-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.act-tag{
  align-self:flex-start;font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;
  color:var(--vermilion);border:1px solid rgba(195,72,47,.35);border-radius:999px;
  padding:3px 11px;background:rgba(195,72,47,.06);
}
.act-title{font-family:var(--serif);font-size:18.5px;font-weight:700;color:var(--ink);line-height:1.45}
.act-text{font-size:14.5px;line-height:1.75;color:#3A342D}
.act-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:8px 16px;font-family:var(--mono);font-size:12px;
  letter-spacing:.04em;color:var(--muted);
}
.act-empty{
  margin-top:26px;padding:26px;border:1px dashed var(--line);border-radius:var(--radius);
  text-align:center;color:var(--muted);font-size:15px;background:rgba(255,255,255,.5);
}

/* ---------- rule list ---------- */
.rule-list{border-top:1px solid var(--line)}
.rule-item{
  display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;
  padding:22px 0;border-bottom:1px solid var(--line);
}
.rule-no{font-family:var(--mono);font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--vermilion);padding-top:4px}
.rule-title{font-family:var(--serif);font-size:17.5px;font-weight:700;color:var(--ink);margin-bottom:6px}
.rule-text{font-size:15px;line-height:1.78;color:#3A342D}

/* ---------- organizer ---------- */
.org-grid{display:grid;grid-template-columns:1fr;gap:28px;align-items:start}
.org-media{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);background:var(--paper-2);
}
.org-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.org-copy p{font-size:16px;line-height:1.85;color:#3A342D}
.check-list{margin-top:24px;display:grid;gap:12px}
.check-item{
  display:flex;align-items:flex-start;gap:12px;padding:14px 16px;
  background:#FBF7EF;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:14.8px;line-height:1.7;color:#3A342D;transition:border-color .18s ease,transform .18s ease;
}
.check-item:hover{border-color:rgba(195,72,47,.5);transform:translateX(2px)}
.check-item::before{content:"◆";color:var(--celadon);font-size:11px;line-height:2;flex:0 0 auto}

/* ---------- stats ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border-top:1px solid rgba(216,207,192,.35)}
.stat-item{padding:26px 18px 22px;border-bottom:1px solid rgba(216,207,192,.35)}
.stat-num{font-family:var(--mono);font-size:clamp(1.9rem,4vw,2.6rem);font-weight:700;color:#FBF5EA;line-height:1.1;letter-spacing:-.02em}
.stat-num small{font-size:.42em;font-family:var(--sans);font-weight:500;color:#BFB4A3;margin-left:4px;letter-spacing:0}
.stat-label{margin-top:8px;font-size:14px;color:#BFB4A3;line-height:1.6}

/* ---------- news ---------- */
.news-list{display:grid;grid-template-columns:1fr;gap:18px;margin-top:6px}
.news-item{
  display:block;padding:24px;border:1px solid var(--line);border-radius:var(--radius);
  background:#FBF7EF;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.news-item:hover{transform:translateY(-4px);border-color:rgba(195,72,47,.55);box-shadow:var(--shadow-lift)}
.news-meta{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;margin-bottom:10px}
.news-cat{
  font-size:12px;color:var(--vermilion);border:1px solid rgba(195,72,47,.35);
  border-radius:999px;padding:3px 11px;background:rgba(195,72,47,.06);
}
.news-time{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--muted)}
.news-item h3{font-family:var(--serif);font-size:18.5px;font-weight:700;color:var(--ink);line-height:1.45;margin-bottom:8px}
.news-item p{font-size:14.5px;line-height:1.75;color:#3A342D}
.news-more{
  display:inline-block;margin-top:12px;font-size:13.5px;font-weight:700;color:var(--vermilion);
}
.news-empty{
  padding:30px;border:1px dashed var(--line);border-radius:var(--radius);
  background:rgba(255,255,255,.5);color:var(--muted);font-size:15px;line-height:1.8;text-align:center;
}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line);margin-top:6px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;font-family:var(--serif);font-size:17.5px;font-weight:700;
  color:var(--ink);cursor:pointer;list-style:none;transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--vermilion)}
.faq-item summary::after{
  content:"+";font-family:var(--mono);font-size:20px;line-height:1;color:var(--vermilion);
  transition:transform .2s ease;flex:0 0 auto;
}
.faq-item[open] summary::after{content:"−"}
.faq-item .faq-body{padding:0 4px 24px;max-width:820px;font-size:15.5px;line-height:1.85;color:#3A342D}

/* ---------- cta band ---------- */
.cta-band .cta-inner{
  display:flex;flex-direction:column;gap:24px;align-items:flex-start;
  border:1px solid rgba(216,207,192,.3);border-radius:var(--radius);padding:38px 30px;
  background:linear-gradient(135deg,rgba(195,72,47,.16),rgba(255,255,255,.03));
}
.cta-band h2{font-family:var(--serif);font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:900;color:#FBF5EA;line-height:1.3;letter-spacing:-.02em}
.cta-band p{color:#C7BCAB;font-size:15.5px;line-height:1.8;max-width:640px;margin-top:10px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#E7DFD2;padding:64px 0 28px;border-top:1px solid #2A2622}
.footer-cols{display:grid;grid-template-columns:1fr;gap:34px}
.footer-col h4{
  font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:#8E8578;margin-bottom:16px;font-weight:500;
}
.footer-col a{display:block;font-size:14.5px;color:#D8CFC0;padding:5px 0;transition:color .18s ease,transform .18s ease}
.footer-col a:hover{color:#F0A98F;transform:translateX(2px)}
.footer-col p{font-size:14.5px;color:#B7AD9E;line-height:1.8;margin-bottom:8px}
.footer-brand-name{font-family:var(--serif);font-size:19px;font-weight:900;color:#FBF5EA;margin-bottom:14px;line-height:1.4}
.footer-brand-name span{color:#E28E76}
.footer-brand-text{font-size:14px;color:#B7AD9E;line-height:1.85;max-width:420px}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(216,207,192,.22);
  display:flex;flex-wrap:wrap;gap:12px 26px;justify-content:space-between;
  font-size:13px;color:#8E8578;
}
.footer-bottom a{color:#C7BCAB}
.footer-bottom a:hover{color:#F0A98F}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (min-width:640px){
  .container{padding:0 24px}
  .act-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .stat-item{border-right:1px solid rgba(216,207,192,.35)}
  .stat-item:last-child{border-right:0}
  .cta-band .cta-inner{padding:46px 44px}
}
@media (min-width:768px){
  .container{padding:0 32px}
  .section{padding:88px 0}
  .page-head{padding:68px 0 78px}
  .type-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .turn-track{grid-template-columns:repeat(2,minmax(0,1fr))}
  .turn-item{padding:30px 26px 8px;border-bottom:1px solid var(--line)}
  .turn-item:nth-child(odd){border-right:1px solid var(--line)}
  .org-grid{grid-template-columns:1fr 1.05fr;gap:38px}
  .footer-cols{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:38px}
  .footer-bottom{align-items:center}
}
@media (min-width:960px){
  .nav-links{display:flex}
  .nav-toggle{display:none}
  .nav-drawer{display:none !important}
  .type-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .type-card:first-child{grid-column:span 2}
  .act-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .turn-track{grid-template-columns:repeat(4,minmax(0,1fr))}
  .turn-item{padding:32px 24px 10px;border-right:1px solid var(--line);border-bottom:0}
  .turn-item:last-child{border-right:0}
  .rule-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:48px;border-top:1px solid var(--line)}
  .rule-item:nth-last-child(-n+2){border-bottom:0}
}
@media (min-width:1280px){
  .section{padding:104px 0}
}
@media (max-width:519px){
  .search-row{flex-wrap:wrap;border-radius:16px;padding:10px}
  .search-row input{width:100%;padding:10px 12px}
  .search-row button{width:100%;border-radius:10px;justify-content:center}
  .page-head h1{font-size:clamp(1.7rem,7vw,2.2rem)}
  .brand-mark{font-size:17px}
  .rule-item{grid-template-columns:40px 1fr;gap:12px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .act-card:hover,.type-card:hover,.news-item:hover,.check-item:hover{transform:none}
  .act-card:hover .act-media img{transform:none}
}