/* ---- self-hosted fonts (no external requests) --------------------------- */
@font-face{font-family:"Press Start 2P";font-style:normal;font-weight:400;font-display:swap;
  src:url("../fonts/pressstart2p-400.woff2") format("woff2")}
@font-face{font-family:"Bricolage Grotesque";font-style:normal;font-weight:500;font-display:swap;
  src:url("../fonts/bricolage-500.woff2") format("woff2")}
@font-face{font-family:"Bricolage Grotesque";font-style:normal;font-weight:700;font-display:swap;
  src:url("../fonts/bricolage-700.woff2") format("woff2")}
@font-face{font-family:"Bricolage Grotesque";font-style:normal;font-weight:800;font-display:swap;
  src:url("../fonts/bricolage-800.woff2") format("woff2")}
@font-face{font-family:"Sora";font-style:normal;font-weight:400;font-display:swap;
  src:url("../fonts/sora-400.woff2") format("woff2")}
@font-face{font-family:"Sora";font-style:normal;font-weight:500;font-display:swap;
  src:url("../fonts/sora-500.woff2") format("woff2")}
@font-face{font-family:"Sora";font-style:normal;font-weight:600;font-display:swap;
  src:url("../fonts/sora-600.woff2") format("woff2")}

/* =============================================================================
   Hills — Code of Conduct
   Theme: "Golden Vault" — deep crimson cave + molten gold treasure
   ============================================================================= */

:root{
  /* surfaces */
  --bg-0:#160a08;          /* deepest cave */
  --bg-1:#1f0e0b;
  --bg-2:#2a130d;
  --card:#2c150f;
  --card-2:#341a12;
  --line:#5a2a18;

  /* gold / fire */
  --gold:#ffc62e;
  --gold-hi:#ffe9a6;
  --gold-deep:#f0930f;
  --amber:#ff7a1a;
  --ember:#e8451c;
  --rust:#b83216;

  /* status */
  --good:#8fcf4f;
  --good-deep:#5e9b2e;
  --bad:#ff5638;
  --warn:#ffb02e;

  /* text */
  --ink:#fbeede;
  --ink-soft:#e7cbb1;
  --ink-mute:#bd9579;
  --ink-faint:#8c6a55;

  --font-pixel:"Press Start 2P", monospace;
  --font-display:"Bricolage Grotesque", system-ui, sans-serif;
  --font-body:"Sora", system-ui, sans-serif;

  --shadow:0 24px 60px -28px rgba(0,0,0,.85);
  --radius:18px;
  --maxw:1160px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth; scroll-padding-top:84px}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  line-height:1.68;
  background:
    radial-gradient(1200px 700px at 80% -120px, rgba(255,150,40,.16), transparent 60%),
    radial-gradient(900px 600px at 5% 8%, rgba(232,69,28,.12), transparent 55%),
    linear-gradient(180deg, var(--bg-1) 0%, var(--bg-0) 60%, #110705 100%);
  background-attachment:fixed;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--gold); text-decoration:none}
a:hover{color:var(--gold-hi); text-decoration:underline}
em{color:var(--gold-hi); font-style:normal; font-weight:600}
::selection{background:var(--amber); color:#1a0a05}

/* ---- reading progress --------------------------------------------------- */
.progress{position:fixed; inset:0 0 auto 0; height:4px; background:rgba(255,255,255,.05); z-index:60}
.progress span{display:block; height:100%; width:0;
  background:linear-gradient(90deg, var(--ember), var(--gold), var(--gold-hi));
  box-shadow:0 0 14px rgba(255,180,40,.7)}

/* ---- ambient floating cubes -------------------------------------------- */
.cubes{position:fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden}
.cubes i{
  position:absolute; width:14px; height:14px; border-radius:3px;
  background:linear-gradient(135deg, var(--gold-hi), var(--gold-deep));
  box-shadow:0 0 12px rgba(255,180,40,.55), inset 0 0 0 1px rgba(255,255,255,.25);
  opacity:.0; transform:rotate(20deg);
  animation:rise linear infinite;
}
.cubes i:nth-child(odd){width:9px; height:9px; opacity:.8}
.cubes i:nth-child(1){left:6%;  animation-duration:17s; animation-delay:-2s}
.cubes i:nth-child(2){left:14%; animation-duration:22s; animation-delay:-9s}
.cubes i:nth-child(3){left:22%; animation-duration:15s; animation-delay:-5s}
.cubes i:nth-child(4){left:31%; animation-duration:25s; animation-delay:-12s}
.cubes i:nth-child(5){left:39%; animation-duration:19s; animation-delay:-1s}
.cubes i:nth-child(6){left:47%; animation-duration:23s; animation-delay:-15s}
.cubes i:nth-child(7){left:55%; animation-duration:16s; animation-delay:-7s}
.cubes i:nth-child(8){left:63%; animation-duration:21s; animation-delay:-3s}
.cubes i:nth-child(9){left:71%; animation-duration:18s; animation-delay:-11s}
.cubes i:nth-child(10){left:79%; animation-duration:24s; animation-delay:-6s}
.cubes i:nth-child(11){left:86%; animation-duration:20s; animation-delay:-14s}
.cubes i:nth-child(12){left:92%; animation-duration:17s; animation-delay:-8s}
.cubes i:nth-child(13){left:50%; animation-duration:27s; animation-delay:-18s}
.cubes i:nth-child(14){left:10%; animation-duration:26s; animation-delay:-20s}
@keyframes rise{
  0%{transform:translateY(105vh) rotate(0deg); opacity:0}
  10%{opacity:.9}
  90%{opacity:.5}
  100%{transform:translateY(-12vh) rotate(220deg); opacity:0}
}

/* =============================================================================
   HERO
   ============================================================================= */
.hero{position:relative; overflow:hidden; isolation:isolate;
  border-bottom:1px solid var(--line)}
.hero__glow{position:absolute; inset:-40% 20% auto; height:120%; z-index:-1;
  background:radial-gradient(60% 60% at 70% 20%, rgba(255,160,40,.25), transparent 70%)}
.hero__inner{
  max-width:var(--maxw); margin:0 auto; padding:64px 28px 96px;
  display:grid; grid-template-columns:1.15fr .85fr; gap:40px; align-items:center;
}
.brand__chip{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-pixel); font-size:9px; letter-spacing:1px;
  color:var(--gold-hi); text-transform:uppercase;
  padding:9px 14px; border-radius:999px;
  background:rgba(255,170,40,.08); border:1px solid rgba(255,170,40,.3);
}
.brand__chip svg{width:14px; height:14px}
.hero__wordmark{
  font-family:var(--font-pixel); font-size:13px; letter-spacing:6px;
  color:var(--gold); margin:26px 0 6px; opacity:.9;
  text-shadow:0 2px 0 rgba(0,0,0,.4);
}
.hero__title{
  font-family:var(--font-display); font-weight:800;
  font-size:clamp(2.6rem, 6vw, 4.6rem); line-height:.98; margin:0;
  letter-spacing:-.5px;
  background:linear-gradient(180deg, #fff6df 0%, var(--gold) 45%, var(--gold-deep) 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
  text-shadow:0 1px 0 rgba(255,255,255,.06);
  filter:drop-shadow(0 8px 24px rgba(255,140,30,.35));
}
.hero__tagline{font-size:1.08rem; color:var(--ink-soft); margin:16px 0 26px; max-width:30ch}

/* search */
.searchbar{
  display:flex; align-items:center; gap:10px; max-width:430px;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(0,0,0,.18));
  border:1px solid var(--line); border-radius:14px; padding:4px 12px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05), var(--shadow);
  transition:border-color .2s, box-shadow .2s;
}
.searchbar:focus-within{border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(255,180,40,.18), var(--shadow)}
.searchbar__ico svg{width:19px; height:19px; color:var(--gold); display:block}
.searchbar input{
  flex:1; background:none; border:0; outline:none; color:var(--ink);
  font-family:var(--font-body); font-size:1rem; padding:12px 0;
}
.searchbar input::placeholder{color:var(--ink-faint)}
.searchbar kbd{
  font-family:var(--font-pixel); font-size:9px; color:var(--ink-mute);
  border:1px solid var(--line); border-radius:6px; padding:5px 7px; background:rgba(0,0,0,.25)
}

.hero__meta{display:flex; gap:10px; flex-wrap:wrap; margin-top:18px}
.pill{display:inline-flex; align-items:center; gap:8px;
  font-size:.82rem; color:var(--ink-mute);
  padding:7px 13px; border-radius:999px; border:1px solid var(--line);
  background:rgba(0,0,0,.18)}
.pill .dot{width:8px; height:8px; border-radius:50%; background:var(--good);
  box-shadow:0 0 8px var(--good)}

/* hero art */
.hero__art{position:relative; height:100%; min-height:300px}
.hero__h{
  position:absolute; right:-2%; top:50%; transform:translateY(-50%);
  width:min(420px, 95%); aspect-ratio:1; object-fit:cover; border-radius:50%;
  -webkit-mask-image:radial-gradient(closest-side, #000 58%, transparent 78%);
          mask-image:radial-gradient(closest-side, #000 58%, transparent 78%);
  filter:drop-shadow(0 0 40px rgba(255,140,30,.45));
  animation:bob 6s ease-in-out infinite;
}
@keyframes bob{50%{transform:translateY(calc(-50% - 14px))}}
@keyframes drift{50%{transform:rotate(-2deg) translateY(-12px)}}

.hero__ridge{height:14px; background:
  repeating-linear-gradient(90deg, var(--gold-deep) 0 16px, var(--amber) 16px 32px);
  opacity:.5; filter:blur(.3px)}

/* =============================================================================
   LAYOUT
   ============================================================================= */
.shell{max-width:var(--maxw); margin:0 auto; padding:46px 28px 90px;
  display:grid; grid-template-columns:266px 1fr; gap:42px; position:relative; z-index:1}

/* ---- sidebar TOC -------------------------------------------------------- */
.toc{position:sticky; top:24px; align-self:start; max-height:calc(100vh - 48px);
  display:flex; flex-direction:column}
.toc__head{font-family:var(--font-pixel); font-size:10px; letter-spacing:2px;
  text-transform:uppercase; color:var(--ink-mute); margin:0 0 14px 12px}
#toc-nav{display:flex; flex-direction:column; gap:2px; overflow-y:auto; padding-right:4px}
.toc__link{
  display:flex; align-items:center; gap:12px; padding:10px 12px; border-radius:11px;
  color:var(--ink-mute); border:1px solid transparent; line-height:1.25;
  transition:.18s;
}
.toc__link:hover{color:var(--ink); background:rgba(255,170,40,.06); text-decoration:none}
.toc__num{font-family:var(--font-pixel); font-size:9px; color:var(--gold-deep);
  min-width:22px}
.toc__label{font-size:.9rem; font-weight:500}
.toc__link.active{
  color:var(--ink); background:linear-gradient(90deg, rgba(255,170,40,.18), rgba(255,170,40,.02));
  border-color:rgba(255,180,40,.35); box-shadow:inset 3px 0 0 var(--gold);
}
.toc__link.active .toc__num{color:var(--gold)}
.toc__cta{margin-top:18px; display:flex; align-items:center; gap:10px;
  font-size:.86rem; color:var(--ink-soft); padding:13px 14px; border-radius:12px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,170,40,.08), rgba(0,0,0,.15))}
.toc__cta:hover{border-color:var(--gold); color:var(--gold-hi); text-decoration:none}
.toc__cta svg{width:20px; height:20px; color:var(--gold); flex:none}

/* ---- rule cards --------------------------------------------------------- */
.content{display:flex; flex-direction:column; gap:26px; min-width:0}
.rule-card{
  position:relative; border-radius:var(--radius); overflow:hidden;
  background:
    linear-gradient(180deg, var(--card-2), var(--card));
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  opacity:0; transform:translateY(22px);
}
.rule-card.in{opacity:1; transform:none; transition:opacity .55s ease, transform .55s ease}
.rule-card__bar{position:absolute; inset:0 auto 0 0; width:5px;
  background:linear-gradient(180deg, var(--gold-hi), var(--amber), var(--ember))}
.rule-card__inner{padding:30px 34px 34px}
.rule-card--intro{
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(255,150,40,.14), transparent 55%),
    linear-gradient(180deg, #361b12, var(--card));
  border-color:rgba(255,180,40,.32);
}

/* card header */
.rule-head{display:flex; align-items:center; gap:18px; margin-bottom:18px}
.rule-head__num{
  font-family:var(--font-pixel); font-size:15px; line-height:1;
  color:transparent; -webkit-text-stroke:1px var(--gold-deep);
  opacity:.85; flex:none;
}
.rule-head__tag{font-family:var(--font-pixel); font-size:8px; letter-spacing:1.5px;
  text-transform:uppercase; color:var(--gold-deep); margin:0 0 6px}
.rule-head__title{font-family:var(--font-display); font-weight:700;
  font-size:clamp(1.4rem,2.5vw,1.85rem); margin:0; color:var(--ink); letter-spacing:-.3px}
.rule-head__icon{margin-left:auto; flex:none;
  width:50px; height:50px; display:grid; place-items:center; border-radius:13px;
  color:var(--gold);
  background:radial-gradient(circle at 35% 30%, rgba(255,200,60,.22), rgba(0,0,0,.25));
  border:1px solid rgba(255,180,40,.35);
  box-shadow:inset 0 0 14px rgba(255,170,40,.18)}
.rule-head__icon svg{width:26px; height:26px}

.rule-body > *{margin:0 0 14px}
.rule-body > *:last-child{margin-bottom:0}
.lead{font-size:1.06rem; color:var(--ink-soft)}
p{color:var(--ink-soft)}
.list-intro{color:var(--ink); font-weight:600; margin-bottom:10px}

/* ---- rules lists -------------------------------------------------------- */
.rules-list{list-style:none; margin:0 0 14px; padding:0; display:flex; flex-direction:column; gap:9px}
.rules-list li{
  display:flex; gap:13px; align-items:flex-start;
  padding:12px 15px; border-radius:12px;
  background:rgba(0,0,0,.2); border:1px solid rgba(255,255,255,.04);
  transition:.16s;
}
.rules-list li:hover{border-color:var(--line); background:rgba(0,0,0,.32); transform:translateX(2px)}
.rules-list .txt{color:var(--ink-soft); font-size:.97rem}
.rules-list .mark{flex:none; width:22px; height:22px; border-radius:7px; margin-top:1px;
  display:grid; place-items:center; position:relative; font-weight:700; font-size:.8rem}

/* marker styles per variant */
.rules-list--forbidden .mark{background:rgba(255,86,56,.14); border:1px solid rgba(255,86,56,.4); color:var(--bad)}
.rules-list--forbidden .mark::before{content:"✕"}
.rules-list--require .mark{background:rgba(143,207,79,.14); border:1px solid rgba(143,207,79,.4); color:var(--good)}
.rules-list--require .mark::before{content:"✓"}
.rules-list--caution .mark{background:rgba(255,176,46,.14); border:1px solid rgba(255,176,46,.45); color:var(--warn)}
.rules-list--caution .mark::before{content:"!"}
.rules-list--examples .mark{background:rgba(255,198,46,.12); border:1px solid rgba(255,198,46,.35); color:var(--gold)}
.rules-list--examples .mark::before{content:"◆"; font-size:.62rem}

/* ---- callout notes ------------------------------------------------------ */
.note{display:grid; grid-template-columns:auto 1fr; gap:14px; align-items:start;
  padding:15px 18px; border-radius:13px; border:1px solid; position:relative}
.note__label{font-family:var(--font-pixel); font-size:8px; letter-spacing:1px;
  text-transform:uppercase; padding:6px 9px; border-radius:7px; white-space:nowrap; align-self:start}
.note__body{font-size:.96rem; color:var(--ink-soft)}
.note--warn{background:rgba(255,176,46,.08); border-color:rgba(255,176,46,.35)}
.note--warn .note__label{background:rgba(255,176,46,.18); color:var(--warn)}
.note--danger{background:rgba(255,86,56,.09); border-color:rgba(255,86,56,.4)}
.note--danger .note__label{background:rgba(255,86,56,.18); color:var(--bad)}
.note--info{background:rgba(255,255,255,.03); border-color:var(--line)}
.note--info .note__label{background:rgba(255,198,46,.14); color:var(--gold)}

/* ---- search highlight & empty state ------------------------------------ */
mark.hl{background:var(--gold); color:#1a0a05; border-radius:3px; padding:0 2px}
.rule-card.dimmed{display:none}
.no-results{text-align:center; color:var(--ink-mute); padding:50px 0; font-size:1.05rem}
.no-results span{color:var(--gold)}

/* ---- footer ------------------------------------------------------------- */
.foot{margin-top:14px; text-align:center; padding:38px 20px 10px; border-top:1px solid var(--line)}
.foot__logo{width:min(280px,70%); border-radius:14px; opacity:.95;
  -webkit-mask-image:linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image:linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent)}
.foot__line{color:var(--ink-soft); margin:18px 0 4px}
.foot__line strong{color:var(--gold)}
.foot__sub{font-family:var(--font-pixel); font-size:9px; letter-spacing:1px; color:var(--ink-faint)}

/* ---- back to top -------------------------------------------------------- */
.totop{position:fixed; right:24px; bottom:24px; z-index:40;
  width:50px; height:50px; border-radius:14px; cursor:pointer;
  border:1px solid rgba(255,180,40,.4); color:#1a0a05;
  background:linear-gradient(180deg, var(--gold-hi), var(--gold-deep));
  box-shadow:0 10px 24px -8px rgba(255,140,30,.7);
  display:grid; place-items:center; opacity:0; transform:translateY(14px) scale(.9);
  pointer-events:none; transition:.25s}
.totop.show{opacity:1; transform:none; pointer-events:auto}
.totop:hover{filter:brightness(1.08)}
.totop svg{width:22px; height:22px}

/* =============================================================================
   RESPONSIVE
   ============================================================================= */
@media (max-width:980px){
  .hero__inner{grid-template-columns:1fr; padding-bottom:60px}
  .hero__art{min-height:230px; order:-1}
  .hero__h{position:relative; right:auto; top:auto; transform:none; margin:0 auto; display:block;
    width:min(260px,70%)}
  .hero__h{animation:none}
    .shell{grid-template-columns:1fr; gap:26px}
  .toc{position:relative; top:0; max-height:none; order:2}
  #toc-nav{flex-flow:row wrap}
  .toc__link{flex:1 1 auto}
  .toc__cta{display:none}
  .content{order:1}
}
@media (max-width:560px){
  .hero__inner{padding:40px 18px 50px}
  .shell{padding:30px 16px 70px}
  .rule-card__inner{padding:22px 18px 24px}
  .rule-head__icon{display:none}
  .note{grid-template-columns:1fr; gap:8px}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important; scroll-behavior:auto}
  .rule-card{opacity:1; transform:none}
}