/* roulang page: index */
:root{
  --bg:#070B12;
  --bg-2:#0c1320;
  --glass:rgba(22,34,58,.58);
  --glass-2:rgba(14,22,40,.72);
  --line:rgba(186,214,255,.16);
  --line-strong:rgba(186,214,255,.38);
  --cobalt:#3C7DFF;
  --cobalt-2:#6ea2ff;
  --amber:#E7B65A;
  --rose:#C989A4;
  --text:#E7EEF8;
  --muted:#93A4BE;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --radius:16px;
  --side:232px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --bs-body-bg:#070B12;
  --bs-body-color:#E7EEF8;
  --bs-primary:#3C7DFF;
  --bs-link-color:#E7B65A;
  --bs-link-hover-color:#ffd58a;
  --bs-border-color:rgba(186,214,255,.16);
  --bs-border-radius:16px;
  --bs-secondary-color:#93A4BE;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(60,125,255,.16), transparent 55%),
    var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a{color:inherit;text-decoration:none}
::selection{background:rgba(60,125,255,.35);color:#fff}
:focus-visible{outline:2px solid var(--cobalt);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.shell{min-height:100vh}
html:not(.age-ok) .shell{filter:blur(18px);pointer-events:none;user-select:none}
html.age-leave .shell{display:none}
.age-gate{
  position:fixed;inset:0;z-index:2000;
  display:grid;place-items:center;
  padding:24px;
  background:rgba(7,11,18,.78);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
html.age-ok .age-gate{display:none}
.age-panel{
  width:min(460px,100%);
  padding:28px 24px 22px;
  background:rgba(22,34,58,.72);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:inset 0 1px 0 rgba(186,214,255,.18), var(--shadow);
}
.age-kicker{margin:0 0 8px;color:var(--rose);font-size:13px;letter-spacing:.16em}
.age-panel h2{margin:0 0 10px;font-size:28px;line-height:1.3}
.age-panel p{margin:0;color:var(--muted)}
.age-bye{display:none;color:var(--text)}
html.age-leave .age-ask{display:none}
html.age-leave .age-bye{display:block}
.age-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.sidenav{
  position:fixed;inset:0 auto 0 0;width:var(--side);z-index:1040;
  display:flex;flex-direction:column;gap:16px;
  padding:20px 12px 18px;
  background:rgba(8,12,20,.94);
  border-right:1px solid var(--line);
  overflow:auto;
}
.sidenav::-webkit-scrollbar{width:8px}
.sidenav::-webkit-scrollbar-thumb{background:rgba(186,214,255,.2);border-radius:8px}
.brand{display:flex;gap:10px;align-items:flex-start;padding:0 8px;color:var(--text)}
.brand-mark{
  flex:0 0 36px;height:36px;border-radius:12px;
  display:grid;place-items:center;
  background:#3C7DFF;color:#fff;font-weight:700;
  box-shadow:0 0 16px rgba(60,125,255,.45);
}
.brand strong{display:block;font-size:15px;line-height:1.35;font-weight:700}
.brand small{display:block;color:var(--amber);font-size:12px;letter-spacing:.14em}
.nav-list{display:flex;flex-direction:column;gap:4px}
.nav-split{height:1px;margin:6px 8px;background:rgba(186,214,255,.12)}
.nav-link{
  position:relative;
  display:flex;align-items:center;gap:10px;
  min-height:42px;padding:8px 12px;border-radius:10px;
  color:var(--muted);
  transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.nav-link svg{flex:0 0 18px}
.nav-link:hover{color:var(--text);background:rgba(60,125,255,.08)}
.nav-link.is-current{
  color:var(--text);
  background:rgba(60,125,255,.12);
  box-shadow:inset 2px 0 0 #3C7DFF, inset 10px 0 22px rgba(60,125,255,.16);
}
.nav-link:active{background:rgba(60,125,255,.18)}
.workspace{margin-left:var(--side);min-width:0}
.topbar{display:none}
.wrap{width:min(1120px,calc(100% - 40px));margin:0 auto}
.block{padding:30px 0 12px;scroll-margin-top:78px}
.band{
  margin:8px 0;
  padding:32px 0;
  background:linear-gradient(180deg,rgba(22,34,58,.28),rgba(22,34,58,.12));
  border-block:1px solid rgba(186,214,255,.08);
}
.sec-title{margin:0 0 8px;font-size:1.45rem;line-height:1.35;font-weight:700}
.sec-title::after{
  content:"";display:block;width:72px;height:2px;margin-top:8px;
  background:linear-gradient(90deg,var(--amber),transparent);
}
.sec-desc{margin:0 0 16px;max-width:68ch;color:var(--muted);font-size:15px}
.glass{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:inset 0 1px 0 rgba(186,214,255,.16), var(--shadow);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}
.board{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(280px,.9fr);
  gap:18px;align-items:stretch;
}
.board-copy{padding:26px 24px 22px}
.kicker{margin:0 0 8px;color:var(--rose);font-size:13px;letter-spacing:.18em}
h1{margin:0 0 12px;font-size:clamp(30px,4vw,46px);line-height:1.2;font-weight:700}
.lead{margin:0 0 18px;color:var(--muted);font-size:15.5px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-glow,.btn-ghost,.btn-leave{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 20px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;font-weight:600;
  transition:transform .18s ease,filter .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-glow{
  background:#3C7DFF;color:#f5f8ff;
  box-shadow:0 0 0 1px rgba(60,125,255,.4), 0 8px 24px rgba(60,125,255,.32);
}
.btn-glow:hover{color:#fff;filter:brightness(1.1);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(60,125,255,.55), 0 12px 28px rgba(60,125,255,.48)}
.btn-glow:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:transparent;color:var(--amber);border-color:rgba(231,182,90,.55)}
.btn-ghost:hover{color:#fff4dc;background:rgba(231,182,90,.12);box-shadow:0 0 18px rgba(231,182,90,.2)}
.btn-leave{background:transparent;color:var(--muted);border-color:var(--line)}
.btn-leave:hover{color:var(--text);border-color:var(--line-strong)}
.board-side{padding:16px}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.stat{padding:14px 12px 12px;background:rgba(7,11,18,.35);border:1px solid var(--line);border-radius:16px}
.stat-num{display:block;font-size:28px;font-weight:700;line-height:1.1;color:#fff;font-variant-numeric:tabular-nums}
.stat-label{display:block;margin-top:4px;color:var(--muted);font-size:13px}
.rank{list-style:none;margin:12px 4px 0;padding:0}
.rank li{display:flex;justify-content:space-between;gap:10px;padding:9px 0;border-top:1px solid rgba(186,214,255,.1);font-variant-numeric:tabular-nums}
.rank a:hover{color:var(--amber)}
.rank b{color:var(--amber);font-weight:600}
.search-panel{padding:16px}
.search-row{display:grid;grid-template-columns:1fr auto;gap:10px}
.field-input,.field-select,.field-area{
  width:100%;color:var(--text);background:rgba(7,11,18,.55);
  border:1px solid rgba(186,214,255,.18);border-radius:12px;
  min-height:46px;padding:10px 12px;
}
.field-area{min-height:120px;resize:vertical}
.field-input:focus,.field-select:focus,.field-area:focus{
  outline:none;border-color:#3C7DFF;box-shadow:0 0 0 3px rgba(60,125,255,.25)
}
.field-select option{background:#10182a;color:var(--text)}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip-label{align-self:center;color:var(--muted);font-size:13px;margin-right:2px}
.chip{
  border:1px solid var(--line);background:rgba(7,11,18,.35);color:var(--muted);
  border-radius:999px;padding:6px 12px;cursor:pointer;
  transition:border-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.chip:hover,.chip.is-on{color:var(--text);border-color:rgba(60,125,255,.7);box-shadow:0 0 14px rgba(60,125,255,.25)}
.chip:active{transform:translateY(1px)}
.split-entry{display:grid;grid-template-columns:1.45fr .8fr;gap:12px}
.entry{
  min-height:210px;padding:22px;display:flex;flex-direction:column;justify-content:space-between;
  transition:transform .18s ease,border-color .18s ease;
}
.entry:hover{transform:translateY(-2px);border-color:var(--line-strong);color:inherit}
.entry h3{margin:8px 0;font-size:24px;line-height:1.35}
.entry p{margin:0;color:var(--muted)}
.entry-go{color:var(--amber);font-weight:600}
.tag{
  display:inline-flex;align-items:center;width:max-content;
  color:var(--rose);border:1px solid rgba(201,137,164,.5);
  border-radius:999px;padding:2px 8px;font-size:12px;
}
.bento{display:grid;grid-template-columns:1.35fr 1fr;grid-template-areas:"time term" "time sentence" "update sentence";gap:12px}
.bento-time{grid-area:time}
.bento-term{grid-area:term}
.bento-sentence{grid-area:sentence}
.bento-update{grid-area:update}
.bento article{padding:18px}
.bento h3{margin:0 0 8px;font-size:20px}
.bento p{margin:0;color:var(--muted)}
.cue-line{height:2px;margin:14px 0;background:linear-gradient(90deg,transparent,var(--amber),transparent)}
.versus{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.versus-col{padding:18px 18px 8px}
.versus-col h3{margin:0 0 6px;font-size:22px}
.versus-col header p{margin:0 0 8px;color:var(--muted)}
.versus-list{list-style:none;margin:0;padding:0}
.versus-list li{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid rgba(186,214,255,.1)}
.versus-list span{color:var(--muted)}
.mark-left{color:var(--cobalt-2)}
.mark-right{color:var(--amber)}
.miles{display:flex;gap:12px;overflow-x:auto;list-style:none;margin:0;padding:6px 2px 14px;scroll-snap-type:x mandatory}
.mile{min-width:230px;scroll-snap-align:start;padding:16px}
.mile time{color:var(--amber);font-variant-numeric:tabular-nums;font-size:13px}
.mile h3{margin:6px 0;font-size:18px}
.mile p{margin:0;color:var(--muted);font-size:14px}
.pick-grid{display:grid;grid-template-columns:1.3fr .85fr;gap:12px}
.pick{padding:18px;display:flex;flex-direction:column;gap:10px}
.pick-main{grid-row:span 2}
.pick-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.pick h3{margin:0;font-size:22px;line-height:1.35}
.pick p{margin:0;color:var(--muted)}
.score{
  width:74px;height:74px;border-radius:50%;flex:0 0 74px;
  background:conic-gradient(var(--amber) calc(var(--p) * 1%), rgba(231,238,248,.1) 0);
  display:grid;place-items:center;
}
.score span{
  width:54px;height:54px;border-radius:50%;background:#10182a;
  display:grid;place-items:center;font-weight:700;font-variant-numeric:tabular-nums;
}
.bar{height:8px;border-radius:999px;background:rgba(231,238,248,.08);overflow:hidden}
.bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cobalt),var(--amber));width:var(--w)}
.meta-row{display:flex;justify-content:space-between;color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums}
.text-link{color:var(--amber);font-weight:600}
.text-link:hover{color:#ffe1a6}
.news-item{
  display:grid;grid-template-columns:118px minmax(0,1fr) auto;gap:14px;align-items:center;
  padding:14px 2px;border-bottom:1px solid rgba(186,214,255,.1);
}
.news-item time{color:var(--amber);font-variant-numeric:tabular-nums}
.news-item h3{margin:0 0 4px;font-size:18px}
.news-item p{margin:0;color:var(--muted)}
.more-row{display:flex;justify-content:flex-end;padding-top:14px}
.scene-list{display:flex;flex-direction:column;gap:10px}
.scene{display:grid;grid-template-columns:132px minmax(0,1fr) auto;gap:12px;align-items:center;padding:14px 16px}
.scene strong{font-size:18px}
.scene p{margin:0;color:var(--muted)}
.read-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.read-card{padding:16px}
.read-card h3{margin:0 0 8px;font-size:18px}
.read-card p{margin:8px 0 0;color:var(--muted);font-size:14px}
.cue{border-radius:12px;padding:26px 12px 12px;text-align:center;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(0,0,0,.55))}
.cue b{display:block;font-size:18px;text-shadow:0 2px 8px #000}
.cue em{display:block;margin-top:4px;color:var(--amber);font-style:normal;font-size:13px}
.cue s{display:block;height:2px;margin-top:8px;border:0;background:linear-gradient(90deg,transparent,var(--amber),transparent)}
.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.trust-item{padding:16px}
.trust-item h3{margin:8px 0;font-size:18px}
.trust-item p{margin:0;color:var(--muted);font-size:14px}
.shield{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:rgba(60,125,255,.16);color:var(--cobalt-2);font-weight:700}
.qa-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.qa{padding:16px}
.qa h3{margin:0 0 8px;font-size:17px}
.qa p{margin:0;color:var(--muted)}
.accordion-item{
  background:rgba(22,34,58,.58)!important;
  color:var(--text);
  border:1px solid var(--line)!important;
  border-radius:16px!important;
  margin-bottom:10px;overflow:hidden;
  box-shadow:inset 0 1px 0 rgba(186,214,255,.12);
}
.accordion-button{
  background:transparent;color:var(--text);box-shadow:none!important;font-weight:600;
}
.accordion-button:not(.collapsed){background:rgba(60,125,255,.12);color:var(--amber)}
.accordion-button:hover{color:#fff}
.accordion-button::after{filter:invert(1) grayscale(1) brightness(1.6)}
.accordion-body{color:var(--muted)}
.form-card{padding:18px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.full{grid-column:1 / -1}
.form-label{display:block;margin-bottom:6px;color:var(--muted);font-size:13px}
.form-note{margin:12px 0 0;color:var(--amber)}
.ticker{overflow:hidden;padding:12px 0}
.ticker-track{display:flex;gap:28px;width:max-content;animation:ticker 32s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker a{white-space:nowrap;color:var(--text)}
.ticker a:hover{color:var(--amber)}
.dot{color:var(--amber)}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.toc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.toc-link{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 14px;border-radius:16px;color:var(--text);
  transition:transform .18s ease,border-color .18s ease;
}
.toc-link:hover{transform:translateY(-2px);border-color:var(--line-strong);color:var(--amber)}
.toc-link span{color:var(--muted);font-variant-numeric:tabular-nums}
.empty-note{margin-top:12px;color:var(--amber)}
.site-foot{padding:28px 0 36px;border-top:1px solid rgba(186,214,255,.1);margin-top:12px}
.foot-brand{margin:0 0 6px;font-size:18px;font-weight:700}
.foot-note{margin:0 0 10px;color:var(--muted)}
.foot-links{display:flex;flex-wrap:wrap;gap:12px 16px;margin-bottom:10px}
.foot-links a:hover{color:var(--amber)}
.copy{margin:0;color:var(--muted);font-size:13px}
.menu-btn{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(22,34,58,.58);display:grid;place-items:center;gap:4px;padding:0;
}
.menu-btn span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px}
.offcanvas{background:rgba(10,16,28,.96)!important;color:var(--text);width:min(320px,86vw)!important;border-right:1px solid var(--line)!important}
.offcanvas-title{color:var(--text);font-size:16px}
.btn-close{filter:invert(1) grayscale(1)}
@media (min-width:992px) and (max-width:1199.98px){
  .sidenav{width:84px;padding:16px 8px}
  .workspace{margin-left:84px}
  .brand{justify-content:center;padding:0}
  .brand-text,.nav-link span{display:none}
  .nav-link{justify-content:center;padding:12px 0}
}
@media (max-width:991.98px){
  .sidenav{display:none}
  .workspace{margin-left:0}
  .topbar{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:sticky;top:0;z-index:1030;
    padding:12px 16px;background:rgba(7,11,18,.9);
    border-bottom:1px solid var(--line);
    backdrop-filter:blur(16px);
  }
  .topbar-brand{font-weight:700;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .board,.split-entry,.bento,.versus,.pick-grid,.read-grid,.trust-row,.qa-list{grid-template-columns:1fr}
  .bento{grid-template-areas:"time" "term" "sentence" "update"}
  .pick-main{grid-row:auto}
  .trust-row{grid-template-columns:1fr 1fr}
  .toc-grid{grid-template-columns:1fr 1fr}
  .news-item,.scene{grid-template-columns:1fr}
}
@media (max-width:767.98px){
  .wrap{width:min(1120px,calc(100% - 28px))}
  .form-grid{grid-template-columns:1fr}
  .full{grid-column:auto}
  .search-row{grid-template-columns:1fr}
  .hero-actions,.age-actions{flex-direction:column}
  .hero-actions a,.age-actions button{width:100%}
}
@media (max-width:520px){
  .stat-grid,.trust-row,.qa-list,.toc-grid,.read-grid{grid-template-columns:1fr}
  h1{font-size:30px}
  .sec-title{font-size:1.25rem}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .ticker-track{animation:none}
  *{transition:none!important}
}

/* roulang page: category1 */
:root{
 --bg:#070B12;
 --bg-2:#0c1320;
 --glass:rgba(22,34,58,.58);
 --glass-2:rgba(14,22,40,.72);
 --line:rgba(186,214,255,.16);
 --line-strong:rgba(186,214,255,.38);
 --cobalt:#3C7DFF;
 --cobalt-2:#6ea2ff;
 --amber:#E7B65A;
 --rose:#C989A4;
 --text:#E7EEF8;
 --muted:#93A4BE;
 --shadow:0 18px 40px rgba(0,0,0,.35);
 --radius:16px;
 --side:232px;
 --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
 --bs-body-bg:#070B12;
 --bs-body-color:#E7EEF8;
 --bs-primary:#3C7DFF;
 --bs-link-color:#E7B65A;
 --bs-link-hover-color:#ffd58a;
 --bs-border-color:rgba(186,214,255,.16);
 --bs-border-radius:16px;
 --bs-secondary-color:#93A4BE;
}
/* roulang page: category1 */
html{scroll-behavior:smooth}
*,*::before,*::after{box-sizing:border-box}
body{
 margin:0;
 background:
  radial-gradient(1200px 500px at 80% -10%, rgba(60,125,255,.16), transparent 55%),
  var(--bg);
 color:var(--text);
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--cobalt);outline-offset:2px}
[hidden]{display:none !important}
html:not(.age-ok) .shell{filter:blur(18px);pointer-events:none;user-select:none}
html.age-leave .shell{display:none}
html.age-ok .age-gate{display:none}
html.age-leave .age-ask{display:none}
html.age-leave .age-bye{display:block}
.age-gate{
 position:fixed;inset:0;z-index:2000;
 display:grid;place-items:center;
 padding:20px;
 background:rgba(7,11,18,.78);
}
.age-panel{
 width:min(460px,100%);
 padding:28px 24px;
 background:rgba(22,34,58,.72);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow);
 backdrop-filter:blur(16px);
}
.age-panel h2{margin:10px 0 8px;font-size:1.45rem}
.age-panel p{margin:0 0 16px;color:var(--muted)}
.age-bye{display:none}
.shell{margin-left:var(--side);min-height:100vh}
.sidenav{
 position:fixed;inset:0 auto 0 0;width:var(--side);z-index:1040;
 display:flex;flex-direction:column;gap:16px;
 padding:20px 12px 18px;
 background:rgba(8,12,20,.94);
 border-right:1px solid var(--line);
 overflow:auto;
}
.sidenav::-webkit-scrollbar{width:8px}
.sidenav::-webkit-scrollbar-thumb{background:rgba(186,214,255,.2);border-radius:8px}
.brand{display:flex;gap:10px;align-items:flex-start;padding:0 8px;color:var(--text)}
.brand-mark{
 flex:0 0 36px;height:36px;border-radius:12px;
 display:grid;place-items:center;
 background:#3C7DFF;color:#fff;font-weight:700;
 box-shadow:0 0 16px rgba(60,125,255,.45);
}
.brand strong{display:block;font-size:15px;line-height:1.35;font-weight:700}
.brand small{display:block;color:var(--amber);font-size:12px;letter-spacing:.14em}
.nav-list{display:flex;flex-direction:column;gap:4px}
.nav-split{height:1px;margin:6px 8px;background:rgba(186,214,255,.12)}
.nav-link{
 position:relative;
 display:flex;align-items:center;gap:10px;
 min-height:42px;padding:8px 12px;border-radius:10px;
 color:var(--muted);
 transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.nav-link svg{flex:0 0 18px}
.nav-link:hover{color:var(--text);background:rgba(60,125,255,.08)}
.nav-link.is-current{
 color:var(--text);
 background:rgba(60,125,255,.12);
 box-shadow:inset 2px 0 0 #3C7DFF, inset 10px 0 22px rgba(60,125,255,.16);
}
.nav-link:active{background:rgba(60,125,255,.18)}
.topbar{display:none}
.wrap{width:min(1120px,calc(100% - 40px));margin:0 auto}
.band{padding:28px 0}
.band.alt{
 background:rgba(12,19,32,.9);
 border-top:1px solid rgba(186,214,255,.08);
 border-bottom:1px solid rgba(186,214,255,.08);
}
.pagehead{position:relative;padding-top:34px}
.pagehead::before{
 content:"";
 position:absolute;left:0;right:0;top:0;height:8px;
 background:repeating-linear-gradient(90deg,#070B12 0 10px,#1a2744 10px 14px);
}
.kicker{margin:0 0 6px;color:var(--amber);letter-spacing:.14em;font-size:12px}
h1{margin:0 0 8px;font-size:clamp(1.65rem,2.2vw,2.15rem);line-height:1.3;font-weight:700}
h1::after,.sec-title::after{
 content:"";display:block;width:72px;height:2px;margin-top:8px;
 background:linear-gradient(90deg,var(--amber),transparent);
}
.sec-title{margin:0 0 8px;font-size:1.45rem;line-height:1.35;font-weight:700}
.lead{margin:0 0 18px;color:var(--muted);font-size:15.5px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-glow,.btn-ghost,.btn-leave,.icon-btn{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:44px;padding:0 20px;border-radius:999px;
 border:1px solid transparent;cursor:pointer;font-weight:600;
 transition:transform .18s ease,filter .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-glow{
 background:#3C7DFF;color:#f5f8ff;
 box-shadow:0 0 0 1px rgba(60,125,255,.4), 0 8px 24px rgba(60,125,255,.32);
}
.btn-glow:hover{color:#fff;filter:brightness(1.1);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(60,125,255,.55), 0 12px 28px rgba(60,125,255,.48)}
.btn-glow:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:transparent;color:var(--amber);border-color:rgba(231,182,90,.55)}
.btn-ghost:hover{color:#fff4dc;background:rgba(231,182,90,.12);box-shadow:0 0 18px rgba(231,182,90,.2)}
.btn-leave,.icon-btn{background:transparent;color:var(--muted);border-color:var(--line)}
.icon-btn{width:44px;padding:0;color:var(--text)}
.btn-leave:hover,.icon-btn:hover{color:var(--text);border-color:var(--line-strong)}
.glass{
 background:var(--glass);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow);
 backdrop-filter:blur(16px);
}
.head-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(220px,.7fr);gap:18px;align-items:end}
.result-box{padding:16px 18px}
.result-box strong{
 display:block;font-size:42px;line-height:1;color:var(--amber);
 font-variant-numeric:tabular-nums;font-weight:700;
}
.result-box span{color:var(--muted);font-size:13px}
.result-box p{margin:8px 0 0;color:var(--text);font-size:14px}
.filter-card{padding:16px}
.filter-line{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px}
.filter-line:first-child{margin-top:0}
.chip-label{color:var(--muted);font-size:13px;min-width:4.5em}
.chip{
 border:1px solid var(--line);background:rgba(7,11,18,.35);color:var(--muted);
 border-radius:999px;padding:6px 12px;cursor:pointer;
 transition:border-color .18s ease,box-shadow .18s ease,color .18s ease,transform .18s ease;
}
.chip:hover,.chip.is-on{color:var(--text);border-color:rgba(60,125,255,.7);box-shadow:0 0 14px rgba(60,125,255,.25)}
.chip:active{transform:translateY(1px)}
.tag{
 display:inline-flex;align-items:center;width:max-content;
 color:var(--rose);border:1px solid rgba(201,137,164,.5);
 border-radius:999px;padding:2px 8px;font-size:12px;
}
.list-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:16px;align-items:start}
.eval{
 display:grid;grid-template-columns:84px minmax(0,1fr);gap:14px;
 padding:16px;margin-bottom:12px;
 transition:transform .18s ease,border-color .18s ease;
}
.eval:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.eval h3{margin:6px 0;font-size:1.15rem}
.eval p{margin:0 0 10px;color:var(--muted)}
.ring{
 width:72px;height:72px;border-radius:50%;
 background:conic-gradient(var(--amber) calc(var(--p) * 1%), rgba(186,214,255,.14) 0);
 display:grid;place-items:center;
}
.ring span{
 width:54px;height:54px;border-radius:50%;
 background:#0c1320;display:grid;place-items:center;
 font-variant-numeric:tabular-nums;font-weight:700;color:var(--text);
}
.meta-row{display:flex;justify-content:space-between;gap:8px;align-items:center;color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums}
.bar-line{display:grid;grid-template-columns:92px minmax(0,1fr);gap:8px;align-items:center;margin-bottom:8px;color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums}
.bar{height:6px;border-radius:999px;background:rgba(186,214,255,.12);overflow:hidden}
.bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cobalt),var(--amber))}
.text-link{color:var(--amber);font-weight:600}
.text-link:hover{color:#ffe1a6}
.side-notes{display:flex;flex-direction:column;gap:12px;position:sticky;top:16px}
.note{padding:14px}
.note h3{margin:8px 0 4px;font-size:16px}
.note p{margin:0;color:var(--muted);font-size:14px}
.empty{margin:8px 0 0;color:var(--amber)}
.narrow{padding:6px 16px 12px}
.nrow{
 display:grid;grid-template-columns:1.15fr 48px minmax(90px,.8fr) 1.15fr;
 gap:10px;align-items:center;padding:12px 0;
 border-top:1px solid rgba(186,214,255,.1);
}
.nrow b{font-weight:600}
.num{color:var(--amber);font-weight:700;font-variant-numeric:tabular-nums}
.nrow em{font-style:normal;color:var(--muted);font-size:14px}
.read-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:16px;align-items:center}
.spec-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.spec-row div{padding:12px;border:1px solid var(--line);border-radius:12px;background:rgba(7,11,18,.35)}
.spec-row b{display:block;font-size:28px;line-height:1.1;color:var(--amber);font-variant-numeric:tabular-nums}
.spec-row span{color:var(--muted);font-size:13px}
.sub-stage{
 min-height:148px;border-radius:12px;border:1px solid var(--line);
 display:flex;align-items:flex-end;justify-content:center;padding:16px;
 background:
  linear-gradient(180deg,rgba(7,11,18,.15),rgba(7,11,18,.82)),
  repeating-linear-gradient(90deg,#121a2c 0 12px,#0c1320 12px 24px);
}
.sub-line{
 background:rgba(11,18,32,.62);color:var(--text);
 padding:6px 12px;border-radius:6px;font-size:20px;line-height:1.45;
 box-shadow:0 8px 20px rgba(0,0,0,.35);
}
.qa-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.qa{padding:16px}
.qa .q{margin:0 0 8px;font-weight:700}
.qa .a{margin:0;color:var(--muted)}
.accordion-item{
 background:transparent;color:var(--text);
 border:1px solid var(--line);border-radius:12px !important;
 margin-bottom:8px;overflow:hidden;
}
.accordion-button{
 background:rgba(14,22,40,.72);color:var(--text);font-weight:600;
 box-shadow:none;padding:14px 16px;
}
.accordion-button:not(.collapsed){background:rgba(60,125,255,.16);color:var(--text);box-shadow:none}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(60,125,255,.25);border-color:transparent}
.accordion-button::after{filter:invert(1) sepia(1) saturate(2) hue-rotate(180deg)}
.accordion-body{background:rgba(7,11,18,.45);color:var(--muted)}
.more-row{display:flex;justify-content:space-between;gap:16px;align-items:center}
.more-row p{margin:0;color:var(--muted);max-width:42em}
.site-foot{border-top:1px solid var(--line);padding:28px 0 36px;background:#070b12;color:var(--muted)}
.foot-brand{color:var(--text);font-weight:700;margin:0 0 6px}
.foot-note{margin:0 0 12px}
.foot-links{display:flex;flex-wrap:wrap;gap:12px 16px;margin-bottom:12px}
.foot-links a{color:var(--muted)}
.foot-links a:hover{color:var(--amber)}
.copy{margin:0;font-size:13px;font-variant-numeric:tabular-nums}
.offcanvas{background:#0b101a;color:var(--text);border-right:1px solid var(--line);width:min(320px,88vw)}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{color:var(--text);font-size:15px}
.btn-close{filter:invert(1);opacity:.8}
.topbar{
 position:sticky;top:0;z-index:1030;
 align-items:center;justify-content:space-between;gap:10px;
 padding:12px 16px;
 background:rgba(8,12,20,.94);
 border-bottom:1px solid var(--line);
 backdrop-filter:blur(16px);
}
.topbar .brand{padding:0;min-width:0}
.topbar .brand strong{font-size:14px}
@media (min-width:992px) and (max-width:1199.98px){
 :root{--side:84px}
 .brand{justify-content:center;padding:0}
 .brand span:last-child{display:none}
 .nav-link{justify-content:center;padding:8px}
 .nav-link span{display:none}
 .nav-split{margin:6px}
}
@media (max-width:991.98px){
 .sidenav{display:none}
 .topbar{display:flex}
 .shell{margin-left:0}
 .side-notes{position:static}
}
@media (max-width:768px){
 .head-grid,.list-layout,.read-grid,.qa-grid{grid-template-columns:1fr}
 .nrow{grid-template-columns:1fr auto}
 .nrow .bar,.nrow em{grid-column:1 / -1}
 .more-row{flex-direction:column;align-items:flex-start}
 .wrap{width:min(1120px,calc(100% - 28px))}
 .band{padding:22px 0}
}
@media (max-width:520px){
 .eval{grid-template-columns:1fr}
 .spec-row{grid-template-columns:1fr}
 .bar-line{grid-template-columns:1fr}
 .sub-line{font-size:16px}
 h1{font-size:1.5rem}
 .result-box strong{font-size:34px}
}

/* roulang page: category2 */
:root{
 --bg:#070B12;
 --bg-2:#0c1320;
 --glass:rgba(22,34,58,.58);
 --glass-2:rgba(14,22,40,.72);
 --line:rgba(186,214,255,.16);
 --line-strong:rgba(186,214,255,.38);
 --cobalt:#3C7DFF;
 --cobalt-2:#6ea2ff;
 --amber:#E7B65A;
 --rose:#C989A4;
 --text:#E7EEF8;
 --muted:#93A4BE;
 --shadow:0 18px 40px rgba(0,0,0,.35);
 --radius:16px;
 --side:232px;
 --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
 --bs-body-bg:#070B12;
 --bs-body-color:#E7EEF8;
 --bs-primary:#3C7DFF;
 --bs-link-color:#E7B65A;
 --bs-link-hover-color:#ffd58a;
 --bs-border-color:rgba(186,214,255,.16);
 --bs-border-radius:16px;
 --bs-secondary-color:#93A4BE;
}
/* roulang page: category2 */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 background:
  radial-gradient(1200px 500px at 80% -10%, rgba(60,125,255,.16), transparent 55%),
  var(--bg);
 color:var(--text);
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a{color:inherit;text-decoration:none}
::selection{background:rgba(60,125,255,.45);color:#fff}
html:not(.age-ok) .shell{filter:blur(18px);pointer-events:none;user-select:none}
html.age-leave .shell{display:none}
html.age-ok .age-gate{display:none}
html.age-leave .age-ask{display:none}
html.age-leave .age-bye{display:block}
.age-gate{
 position:fixed;inset:0;z-index:2000;
 display:grid;place-items:center;
 padding:24px;
 background:rgba(7,11,18,.72);
 backdrop-filter:blur(10px);
}
.age-panel{
 width:min(460px,100%);
 padding:28px 24px 22px;
 background:var(--glass);
 border:1px solid var(--line);
 border-radius:20px;
 box-shadow:var(--shadow), inset 0 1px 0 rgba(186,214,255,.18);
 backdrop-filter:blur(16px);
}
.age-kicker{margin:0 0 8px;color:var(--amber);font-size:12px;letter-spacing:.16em}
.age-title{margin:0 0 8px;font-size:1.45rem;font-weight:700;line-height:1.35}
.age-copy{margin:0 0 18px;color:var(--muted)}
.age-actions{display:flex;flex-wrap:wrap;gap:10px}
.age-bye{display:none}
.sidenav{
 position:fixed;inset:0 auto 0 0;width:var(--side);z-index:1040;
 display:flex;flex-direction:column;gap:16px;
 padding:20px 12px 18px;
 background:rgba(8,12,20,.94);
 border-right:1px solid var(--line);
 overflow:auto;
}
.sidenav::-webkit-scrollbar{width:8px}
.sidenav::-webkit-scrollbar-thumb{background:rgba(186,214,255,.2);border-radius:8px}
.brand{display:flex;gap:10px;align-items:flex-start;padding:0 8px;color:var(--text)}
.brand-mark{
 flex:0 0 36px;height:36px;border-radius:12px;
 display:grid;place-items:center;
 background:#3C7DFF;color:#fff;font-weight:700;
 box-shadow:0 0 16px rgba(60,125,255,.45);
}
.brand strong{display:block;font-size:14px;line-height:1.35;font-weight:700}
.brand small{display:block;color:var(--amber);font-size:12px;letter-spacing:.14em}
.nav-list{display:flex;flex-direction:column;gap:4px}
.nav-split{height:1px;margin:6px 8px;background:rgba(186,214,255,.12)}
.nav-link{
 position:relative;
 display:flex;align-items:center;gap:10px;
 min-height:42px;padding:8px 12px;border-radius:10px;
 color:var(--muted);
 transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.nav-link svg{flex:0 0 18px}
.nav-link:hover{color:var(--text);background:rgba(60,125,255,.08)}
.nav-link.is-current{
 color:var(--text);
 background:rgba(60,125,255,.12);
 box-shadow:inset 2px 0 0 #3C7DFF, inset 10px 0 22px rgba(60,125,255,.16);
}
.nav-link:active{background:rgba(60,125,255,.18)}
.nav-link:focus-visible,.btn-glow:focus-visible,.btn-ghost:focus-visible,.btn-leave:focus-visible,.chip:focus-visible,.nav-toggle:focus-visible,.text-link:focus-visible{
 outline:2px solid var(--amber);
 outline-offset:2px;
}
.shell{margin-left:var(--side);min-height:100vh}
.topbar{display:none}
.workspace{min-height:100vh}
.page-main{padding:22px 22px 8px}
.wrap{width:min(1080px,100%);margin:0 auto}
.block{padding:22px 0 18px}
.block:nth-of-type(even) .wrap{
 background:rgba(22,34,58,.35);
 border:1px solid rgba(186,214,255,.1);
 border-radius:20px;
 padding:18px 18px 16px;
 box-shadow:inset 0 1px 0 rgba(186,214,255,.08);
}
.crumb{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 12px;color:var(--muted);font-size:13px}
.crumb a{color:var(--amber)}
.crumb a:hover{color:#ffe1a6}
.page-head-row{row-gap:14px}
.sec-title{margin:0 0 8px;font-size:1.7rem;line-height:1.35;font-weight:700}
.sec-title::after{
 content:"";display:block;width:72px;height:2px;margin-top:8px;
 background:linear-gradient(90deg,var(--amber),transparent);
}
.lead{margin:0 0 14px;color:var(--muted);font-size:15.5px}
.date-line{margin:0;color:var(--text);font-variant-numeric:tabular-nums}
.date-line b{color:var(--amber);font-weight:700}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.btn-glow,.btn-ghost,.btn-leave{
 display:inline-flex;align-items:center;justify-content:center;
 min-height:44px;padding:0 20px;border-radius:999px;
 border:1px solid transparent;cursor:pointer;font-weight:600;
 transition:transform .18s ease,filter .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-glow{
 background:#3C7DFF;color:#f5f8ff;
 box-shadow:0 0 0 1px rgba(60,125,255,.4), 0 8px 24px rgba(60,125,255,.32);
}
.btn-glow:hover{color:#fff;filter:brightness(1.1);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(60,125,255,.55), 0 12px 28px rgba(60,125,255,.48)}
.btn-glow:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:transparent;color:var(--amber);border-color:rgba(231,182,90,.55)}
.btn-ghost:hover{color:#fff4dc;background:rgba(231,182,90,.12);box-shadow:0 0 18px rgba(231,182,90,.2)}
.btn-leave{background:transparent;color:var(--muted);border-color:var(--line)}
.btn-leave:hover{color:var(--text);border-color:var(--line-strong)}
.glass{
 background:var(--glass);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow);
 backdrop-filter:blur(16px);
}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.chip-label{color:var(--muted);font-size:13px;margin-right:2px}
.chip{
 border:1px solid var(--line);background:rgba(7,11,18,.35);color:var(--muted);
 border-radius:999px;padding:6px 14px;cursor:pointer;
 transition:border-color .18s ease,box-shadow .18s ease,color .18s ease,transform .18s ease;
}
.chip:hover,.chip.is-on{color:var(--text);border-color:rgba(60,125,255,.7);box-shadow:0 0 14px rgba(60,125,255,.25)}
.chip:active{transform:translateY(1px)}
.scope-line{margin:12px 0 0;color:var(--muted);font-variant-numeric:tabular-nums}
.scope-line b{color:var(--amber);font-weight:700}
.tag{
 display:inline-flex;align-items:center;width:max-content;
 color:var(--rose);border:1px solid rgba(201,137,164,.5);
 border-radius:999px;padding:2px 8px;font-size:12px;
}
.timeline{position:relative;list-style:none;margin:0;padding:4px 0 0}
.timeline::before{
 content:"";
 position:absolute;left:7px;top:6px;bottom:6px;width:1px;
 background:linear-gradient(var(--amber),rgba(60,125,255,.55),transparent);
}
.t-item{position:relative;padding:0 0 14px 28px}
.t-item::before{
 content:"";
 position:absolute;left:2px;top:22px;width:11px;height:11px;border-radius:50%;
 background:#070B12;border:2px solid var(--amber);
 box-shadow:0 0 10px rgba(231,182,90,.55);
}
.t-item.is-hidden{display:none}
.t-card{
 padding:14px 16px 12px;
 background:var(--glass-2);
 border:1px solid var(--line);
 border-radius:16px;
 box-shadow:0 12px 28px rgba(0,0,0,.22);
 transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.t-card:hover{
 transform:translateY(-2px);
 border-color:var(--line-strong);
 box-shadow:0 16px 32px rgba(0,0,0,.32), 0 0 0 1px rgba(60,125,255,.18);
}
.t-top{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:6px}
.t-time{color:var(--amber);font-size:13px;font-variant-numeric:tabular-nums}
.t-card h3{margin:0 0 6px;font-size:1.12rem;line-height:1.4}
.t-change{margin:0 0 10px;color:var(--muted)}
.meter{height:6px;border-radius:999px;background:rgba(186,214,255,.12);overflow:hidden}
.meter span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cobalt),var(--amber));box-shadow:0 0 10px rgba(60,125,255,.45)}
.t-foot{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:10px;flex-wrap:wrap}
.delta{font-variant-numeric:tabular-nums;color:var(--text);font-weight:600}
.delta em{font-style:normal;color:var(--muted);font-weight:500}
.text-link{color:var(--amber);font-weight:600}
.text-link:hover{color:#ffe1a6}
.empty-note{margin:8px 0 0;color:var(--muted)}
.versus-col{padding:16px 16px 8px;height:100%}
.versus-col header p{margin:0 0 8px}
.versus-col h3{margin:8px 0 4px;font-size:1.35rem}
.versus-kicker{margin:0;color:var(--muted);font-size:13px}
.versus-list{list-style:none;margin:8px 0 0;padding:0}
.versus-list li{
 display:flex;justify-content:space-between;gap:12px;
 padding:11px 0;border-top:1px solid rgba(186,214,255,.1);
 font-variant-numeric:tabular-nums;
}
.versus-list span{color:var(--muted)}
.versus-list b{font-weight:650}
.old-col b{color:#b7c3d8}
.new-col{box-shadow:var(--shadow), 0 0 0 1px rgba(60,125,255,.18)}
.new-col b{color:var(--amber)}
.shift-note{margin:12px 0 0;color:var(--muted);font-size:14px}
.rule-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.rule{
 padding:14px 14px 12px;
 border-radius:16px;
 background:rgba(7,11,18,.35);
 border:1px solid var(--line);
 transition:border-color .18s ease,transform .18s ease;
}
.rule:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.rule i{
 display:inline-grid;place-items:center;
 width:28px;height:28px;margin-bottom:8px;
 border-radius:50%;
 color:#07101c;background:var(--amber);
 font-style:normal;font-weight:700;font-variant-numeric:tabular-nums;
}
.rule h3{margin:0 0 4px;font-size:1.02rem}
.rule p{margin:0;color:var(--muted);font-size:14.5px}
.quick-grid{display:grid;grid-template-columns:1.15fr .9fr .95fr;gap:12px}
.q-card{
 padding:14px 14px 12px;border-radius:16px;
 background:var(--glass-2);border:1px solid var(--line);
 transition:transform .18s ease,border-color .18s ease;
}
.q-card:nth-child(2){transform:translateY(10px)}
.q-card:hover{transform:translateY(-2px);border-color:rgba(60,125,255,.45)}
.q-card h3{margin:8px 0 6px;font-size:1rem;line-height:1.45}
.q-card p{margin:0;color:var(--muted);font-size:14.5px}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-color:#E7EEF8;--bs-accordion-border-color:rgba(186,214,255,.16);--bs-accordion-btn-color:#E7EEF8;--bs-accordion-btn-bg:rgba(22,34,58,.58);--bs-accordion-active-color:#E7EEF8;--bs-accordion-active-bg:rgba(60,125,255,.16);--bs-accordion-btn-focus-box-shadow:0 0 0 3px rgba(60,125,255,.25);--bs-accordion-border-radius:16px;--bs-accordion-inner-border-radius:16px}
.accordion-item{background:transparent;border:1px solid var(--line);border-radius:16px !important;overflow:hidden;margin-bottom:10px}
.accordion-button{font-weight:600;box-shadow:none}
.accordion-button:not(.collapsed){box-shadow:inset 2px 0 0 #3C7DFF}
.accordion-button::after{filter:invert(1) sepia(1) saturate(3) hue-rotate(10deg)}
.accordion-body{color:var(--muted);background:rgba(14,22,40,.72)}
.more-row{display:flex;justify-content:space-between;gap:16px;align-items:center}
.more-row h2{margin:0 0 4px;font-size:1.25rem}
.more-row p{margin:0;color:var(--muted)}
.site-foot{border-top:1px solid var(--line);padding:28px 16px 40px;margin-top:8px;color:var(--muted)}
.foot-brand{margin:0 0 6px;color:var(--text);font-weight:700;font-size:16px}
.foot-note{margin:0 0 12px;font-size:13px}
.foot-links{display:flex;flex-wrap:wrap;gap:12px 16px;margin-bottom:12px}
.foot-links a{color:var(--muted);transition:color .18s ease}
.foot-links a:hover{color:var(--amber)}
.copy{margin:0;font-size:12px;color:#7e8eab;font-variant-numeric:tabular-nums}
.nav-toggle{
 width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
 background:rgba(22,34,58,.58);display:grid;place-items:center;gap:4px;padding:0;
}
.nav-toggle span{display:block;width:16px;height:1.5px;background:var(--text);border-radius:2px}
.offcanvas{--bs-offcanvas-bg:rgba(8,12,20,.98);--bs-offcanvas-color:#E7EEF8;--bs-offcanvas-width:280px;border-right:1px solid var(--line)}
.offcanvas .nav-link.is-current{box-shadow:inset 2px 0 0 #3C7DFF, inset 10px 0 22px rgba(60,125,255,.16)}
@media (min-width:992px) and (max-width:1199.98px){
 :root{--side:84px}
 .brand{justify-content:center;padding:0}
 .brand-copy,.nav-link span{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
 .nav-link{justify-content:center;padding:8px}
}
@media (max-width:1024px){
 .page-main{padding:18px 16px 8px}
 .quick-grid{grid-template-columns:1fr}
 .q-card:nth-child(2){transform:none}
}
@media (max-width:991.98px){
 .sidenav{display:none}
 .shell{margin-left:0}
 .topbar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  position:sticky;top:0;z-index:1030;
  padding:10px 14px;
  background:rgba(8,12,20,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px);
 }
 .topbar .brand{padding:0;min-width:0}
 .topbar .brand strong{font-size:14px}
}
@media (max-width:768px){
 .rule-grid{grid-template-columns:1fr}
 .more-row{flex-direction:column;align-items:flex-start}
 .sec-title{font-size:1.4rem}
 .versus-list li{align-items:flex-start}
}
@media (max-width:520px){
 .page-main{padding:14px 12px 4px}
 .age-panel{padding:22px 16px 16px}
 .t-foot{flex-direction:column;align-items:flex-start}
 .block:nth-of-type(even) .wrap{padding:14px 12px 12px}
 .hero-actions .btn-glow,.hero-actions .btn-ghost{width:100%}
}
@media (prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 .t-card,.rule,.q-card,.btn-glow,.chip{transition:none}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}