/* ============================================================================
   BTCServers — site.css  (tokens, reset, typography, buttons, header, footer)
   Light "engineering / rack" theme. Warm paper, ink, single bitcoin-orange
   accent, green operational LEDs. No framework.
   ========================================================================== */

/* ---- Fonts ---------------------------------------------------------------- */
@font-face{font-family:'Archivo';src:url('/assets/fonts/archivo-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Archivo';src:url('/assets/fonts/archivo-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'Archivo';src:url('/assets/fonts/archivo-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'Archivo';src:url('/assets/fonts/archivo-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Archivo Expanded';src:url('/assets/fonts/archivo-exp-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Archivo Expanded';src:url('/assets/fonts/archivo-exp-800.woff2') format('woff2');font-weight:800;font-style:normal;font-display:swap}
@font-face{font-family:'JetBrains Mono';src:url('/assets/fonts/jbmono-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'JetBrains Mono';src:url('/assets/fonts/jbmono-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'JetBrains Mono';src:url('/assets/fonts/jbmono-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}

/* ---- Tokens --------------------------------------------------------------- */
:root{
  --paper:#f5f3ec; --paper-2:#efece1; --well:#eae6da;
  --card:#ffffff; --card-2:#fbfaf5;
  --ink:#181a1e; --ink-soft:#33353c; --muted:#5f6169; --faint:#8b8d94;
  --line:#e3dfd3; --line-2:#eceadf; --line-3:#f0eee6;
  --o:#f7931a; --o-2:#ec8209; --o-ink:#b0640a; --o-glow:rgba(247,147,26,.30);
  --o-wash:#fdf3e6;
  --led:#22c07a; --led-glow:#3ddc90;
  --ink-bg:#17181c; --ink-bg-2:#1e2026; --ink-line:rgba(255,255,255,.09);
  --ink-txt:#e8e7e2; --ink-mut:#9b9ca3; --ink-faint:#6b6d75;

  --disp:'Archivo',system-ui,-apple-system,'Segoe UI',sans-serif;
  --exp:'Archivo Expanded','Archivo',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,'SFMono-Regular',Menlo,Consolas,monospace;

  --sh-1:0 0 0 1px rgba(30,22,8,.045), 0 1px 2px rgba(30,22,8,.05), 0 3px 10px -3px rgba(30,22,8,.07);
  --sh-2:0 0 0 1px rgba(30,22,8,.05), 0 1px 0 rgba(30,22,8,.03), 0 20px 44px -20px rgba(30,22,8,.22), 0 7px 16px -7px rgba(30,22,8,.10);
  --sh-3:0 0 0 1px rgba(30,22,8,.05), 0 30px 60px -24px rgba(30,22,8,.30), 0 12px 24px -10px rgba(30,22,8,.14);
  --sh-o:0 0 0 1px var(--o-glow), 0 12px 30px -10px rgba(247,147,26,.42);

  --r-s:7px; --r-m:10px; --r-l:14px; --r-xl:18px; --r-2xl:24px;
  --wrap:1220px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
}

/* ---- Reset ---------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:104px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--disp);font-size:16.5px;line-height:1.62;color:var(--ink-soft);
  background:var(--paper);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  font-feature-settings:"kern" 1;overflow-x:hidden;position:relative;
}
body::before{content:"";position:fixed;inset:0;background-image:var(--noise);
  opacity:.028;pointer-events:none;z-index:9999;mix-blend-mode:multiply}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
h1,h2,h3,h4{color:var(--ink);line-height:1.08;letter-spacing:-.018em;font-weight:700}
b,strong{font-weight:600}
::selection{background:var(--o);color:#fff}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;border-radius:0 0 var(--r-m) 0;z-index:10000;font:600 14px var(--mono)}
.skip:focus{left:0}
:focus-visible{outline:none;box-shadow:0 0 0 3px var(--paper),0 0 0 5px var(--o-glow);border-radius:var(--r-s)}

.ic{width:1.25em;height:1.25em;flex:none;stroke:currentColor}
.flag{border-radius:2px;box-shadow:0 0 0 1px rgba(30,22,8,.12);object-fit:cover;flex:none;display:block}
.ic .dot,.ic .dot-s{stroke:var(--o);fill:var(--o)}
.ic .dot-k{stroke:var(--o)}

/* mono kicker */
.kicker{font:600 12px/1 var(--mono);letter-spacing:.16em;color:var(--o-ink);
  text-transform:uppercase;display:inline-block}
.kicker--o{color:var(--o)}

/* LED */
.led{width:8px;height:8px;border-radius:50%;background:#c9ccce;display:inline-block;flex:none;position:relative}
.led--on{background:var(--led);box-shadow:0 0 0 3px rgba(34,192,122,.18),0 0 8px 1px var(--led-glow)}
.led--on::after{content:"";position:absolute;inset:0;border-radius:50%;background:var(--led-glow);
  animation:pulse 2.4s var(--ease) infinite}
@keyframes pulse{0%{transform:scale(1);opacity:.7}70%,100%{transform:scale(2.6);opacity:0}}
@media (prefers-reduced-motion:reduce){.led--on::after{animation:none}}

/* ---- Buttons -------------------------------------------------------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--disp);font-weight:600;font-size:15px;letter-spacing:-.005em;
  padding:12px 20px;border-radius:var(--r-m);cursor:pointer;position:relative;
  transition:transform .18s var(--ease),box-shadow .22s var(--ease),background .18s,color .18s;
  white-space:nowrap;line-height:1}
.btn[hidden]{display:none}
.btn .ic{width:17px;height:17px;transition:transform .22s var(--ease)}
.btn--s{padding:9px 15px;font-size:14px}
.btn--xs{padding:7px 12px;font-size:13px;border-radius:var(--r-s)}
.btn--l{padding:15px 26px;font-size:16.5px}
.btn--primary{color:#fff;
  background:linear-gradient(180deg,#fca02f,var(--o) 42%,var(--o-2));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 1px 1px rgba(176,100,10,.3),
    0 10px 22px -8px rgba(236,130,9,.55),0 2px 6px -1px rgba(236,130,9,.35);
  text-shadow:0 1px 0 rgba(140,78,4,.35)}
.btn--primary:hover{transform:translateY(-2px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.45),0 1px 1px rgba(176,100,10,.3),
    0 16px 30px -8px rgba(236,130,9,.62),0 4px 10px -2px rgba(236,130,9,.4)}
.btn--primary:active{transform:translateY(0)}
.btn--primary:hover .ic{transform:translateX(3px)}
.btn--ghost{color:var(--ink);background:var(--card);
  box-shadow:inset 0 0 0 1px var(--line),0 1px 2px rgba(30,22,8,.05),0 4px 12px -6px rgba(30,22,8,.12)}
.btn--ghost:hover{transform:translateY(-2px);color:var(--o-ink);
  box-shadow:inset 0 0 0 1px rgba(247,147,26,.4),0 8px 20px -8px rgba(30,22,8,.18)}
.btn--ghost:hover .ic{transform:translateX(3px)}
.btn--ink{color:var(--ink-txt);background:linear-gradient(180deg,#26282e,var(--ink-bg));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 10px 24px -10px rgba(0,0,0,.5)}
.btn--ink:hover{transform:translateY(-2px);color:#fff}
.btn--ink:hover .ic{transform:translateX(3px)}

/* chip (coin) */
.chip{font:600 12px/1 var(--mono);letter-spacing:.04em;color:var(--ink-soft);
  background:var(--card);padding:7px 10px;border-radius:var(--r-s);
  box-shadow:inset 0 0 0 1px var(--line),0 1px 1px rgba(30,22,8,.04);display:inline-flex}
.chip--more{color:var(--o-ink);background:var(--o-wash);box-shadow:inset 0 0 0 1px rgba(247,147,26,.28)}

/* ---- Section scaffolding -------------------------------------------------- */
.sec{padding:88px 0}
.sec--well{background:
  linear-gradient(180deg,var(--paper),var(--paper-2));
  border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);position:relative}
.sec--well::before,.dcband::after{content:""}
.sec-head{max-width:680px;margin:0 auto 52px;text-align:center}
.sec-head--left{margin-left:0;text-align:left}
.sec-head .kicker{margin-bottom:16px}
.sec-h2{font-family:var(--exp);font-weight:800;font-size:clamp(28px,4vw,42px);letter-spacing:-.025em;line-height:1.02}
.sec-sub{margin-top:16px;font-size:16.5px;color:var(--muted);line-height:1.6;text-wrap:pretty}
.sec-head--dark .sec-h2{color:#fff}
.sec-head--dark .sec-sub{color:var(--ink-mut)}

/* grid/dot backgrounds */
.grid-bg{position:relative;isolation:isolate}
.grid-bg::before{content:"";position:absolute;inset:0;z-index:-1;
  background-image:linear-gradient(rgba(24,26,30,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(24,26,30,.045) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:radial-gradient(ellipse 80% 62% at 50% 34%,#000,transparent 78%);
  mask-image:radial-gradient(ellipse 80% 62% at 50% 34%,#000,transparent 78%)}

/* ============================================================================
   HEADER
   ========================================================================== */
.util{background:var(--ink-bg);color:var(--ink-mut);position:relative;z-index:60}
.util-in{display:flex;align-items:center;justify-content:space-between;height:34px;
  font:500 11.5px/1 var(--mono);letter-spacing:.08em}
.util-left{display:flex;align-items:center;gap:10px}
.util-status{color:var(--led-glow);font-weight:600}
.util-sep{color:var(--ink-faint)}
.util-dim{color:var(--ink-faint)}
.util-right{display:flex;align-items:center;gap:10px}
.util-coins{color:var(--ink-mut)}
.util-coins b{color:var(--o);font-weight:600}
@media (max-width:720px){.util-right{display:none}}

.hd{position:sticky;top:0;z-index:50;background:rgba(245,243,236,.82);
  backdrop-filter:saturate(140%) blur(14px);-webkit-backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid var(--line-2);transition:box-shadow .25s,background .25s}
.hd.is-stuck{box-shadow:0 1px 0 var(--line),0 10px 30px -18px rgba(30,22,8,.28);background:rgba(245,243,236,.92)}
.hd-in{display:flex;align-items:center;gap:22px;height:70px}

/* logo */
.lg{display:inline-flex;align-items:center;gap:11px}
.lg-tile{width:38px;height:38px;flex:none;filter:drop-shadow(0 4px 10px rgba(30,22,8,.20))}
.lg-txt{display:flex;flex-direction:column;line-height:1}
.lg-word{font-family:var(--exp);font-weight:800;font-size:17.5px;letter-spacing:-.01em;color:var(--ink)}
.lg-word em{font-style:normal;color:var(--o)}
.lg-sub{font:500 8.5px/1 var(--mono);letter-spacing:.22em;color:var(--faint);margin-top:4px}
.lg--ft .lg-word{color:#fff}.lg--ft .lg-sub{color:var(--ink-faint)}

.hd-logo{margin-right:4px}
.hd-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.hd-link{font-weight:500;font-size:14.5px;color:var(--ink-soft);padding:9px 13px;border-radius:var(--r-s);
  transition:color .16s,background .16s;display:inline-flex;align-items:center;gap:5px}
.hd-link:hover{color:var(--ink);background:rgba(24,26,30,.05)}
.hd-chev{width:15px;height:15px;color:var(--faint);transition:transform .2s}

.hd-dd{position:relative}
.hd-dd-btn[aria-expanded="true"] .hd-chev{transform:rotate(180deg)}
.hd-panel{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(6px);
  width:560px;background:var(--card);border-radius:var(--r-xl);box-shadow:var(--sh-3);
  padding:14px;opacity:0;visibility:hidden;transition:opacity .2s var(--ease),transform .2s var(--ease);z-index:70}
.hd-panel::before{content:"";position:absolute;top:-6px;left:50%;transform:translateX(-50%) rotate(45deg);
  width:12px;height:12px;background:var(--card);border-radius:2px;box-shadow:-1px -1px 0 rgba(30,22,8,.05)}
.hd-dd.is-open .hd-panel{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.hd-panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px}
.hd-item{display:flex;align-items:flex-start;gap:12px;padding:11px 12px;border-radius:var(--r-m);
  transition:background .16s;position:relative}
.hd-item:hover{background:var(--o-wash)}
.hd-item-ic{width:38px;height:38px;flex:none;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(160deg,#fff,#f3f0e8);box-shadow:inset 0 0 0 1px var(--line),0 2px 5px -2px rgba(30,22,8,.14);color:var(--ink)}
.hd-item-ic .ic{width:20px;height:20px}
.hd-item:hover .hd-item-ic{box-shadow:inset 0 0 0 1px rgba(247,147,26,.4);color:var(--o-ink)}
.hd-item-tx{display:flex;flex-direction:column;min-width:0;flex:1}
.hd-item-nm{font-weight:600;font-size:14.5px;color:var(--ink)}
.hd-item-ds{font-size:12px;color:var(--muted);line-height:1.42;margin-top:2px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hd-item-pr{font:500 11px/1 var(--mono);color:var(--faint);white-space:nowrap;margin-top:3px}
.hd-item-pr b{color:var(--o-ink);font-weight:600}
.hd-panel-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-top:8px;padding:13px 12px 6px;border-top:1px solid var(--line-2)}
.hd-panel-note{font-size:12px;color:var(--muted);line-height:1.4}
.hd-panel-cta{font:600 13px var(--disp);color:var(--o-ink);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.hd-panel-cta .ic{width:15px;height:15px;transition:transform .2s}
.hd-panel-cta:hover .ic{transform:translateX(3px)}

.hd-actions{display:flex;align-items:center;gap:10px;margin-left:8px}
.hd-burger{display:none;flex-direction:column;gap:5px;padding:8px;margin-left:auto}
.hd-burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.24s var(--ease)}
.hd-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hd-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hd-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* mobile nav */
.mnav{display:none;padding:14px 24px 26px;background:var(--card);border-bottom:1px solid var(--line);
  position:sticky;top:70px;z-index:45;max-height:calc(100vh - 104px);overflow-y:auto}
.mnav[hidden]{display:none}
.mnav.is-open{display:block;animation:mnav .26s var(--ease)}
@keyframes mnav{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.mnav-group{padding:12px 0;border-bottom:1px solid var(--line-2)}
.mnav-cap{font:600 10.5px var(--mono);letter-spacing:.16em;color:var(--faint);margin-bottom:8px}
.mnav-item{display:flex;align-items:center;gap:12px;padding:11px 10px;border-radius:var(--r-m)}
.mnav-item:active{background:var(--o-wash)}
.mnav-item .hd-item-ic{width:34px;height:34px}
.mnav-item-nm{font-weight:600;font-size:15px;color:var(--ink)}
.mnav-item-pr{margin-left:auto;font:500 12px var(--mono);color:var(--o-ink)}
.mnav-link{display:block;padding:11px 10px;font-weight:500;font-size:15.5px;color:var(--ink-soft);border-radius:var(--r-s)}
.mnav-actions{display:grid;gap:10px;padding-top:18px}
.mnav-actions .btn{width:100%}

@media (max-width:940px){
  .hd-nav,.hd-actions{display:none}
  .hd-burger{display:flex}
  .hd-in{height:64px;gap:12px}
  .hd{--h:64px}
  html{scroll-padding-top:80px}
}

/* ============================================================================
   FOOTER
   ========================================================================== */
.ft{background:linear-gradient(180deg,var(--ink-bg-2),var(--ink-bg));color:var(--ink-mut);
  padding:64px 0 30px;position:relative;margin-top:0}
.ft::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,transparent,var(--o) 30%,var(--o) 70%,transparent);opacity:.5}
.ft-grid{display:grid;grid-template-columns:1.7fr 1fr 1.2fr 1fr 1fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid var(--ink-line)}
.ft-brand{max-width:330px}
.ft-brand .lg{margin-bottom:16px}
.ft-blurb{font-size:13.5px;line-height:1.62;color:var(--ink-mut)}
.ft-coins{display:flex;flex-wrap:wrap;gap:6px;margin-top:18px}
.ft-coin{font:500 11px var(--mono);letter-spacing:.03em;color:var(--ink-mut);
  padding:5px 8px;border-radius:6px;background:rgba(255,255,255,.045);box-shadow:inset 0 0 0 1px var(--ink-line)}
.ft-coin--more{color:var(--o);box-shadow:inset 0 0 0 1px rgba(247,147,26,.3)}
.ft-led{display:flex;align-items:center;gap:8px;margin-top:20px;font:500 12px var(--mono);
  letter-spacing:.04em;color:var(--led-glow)}
.ft-col{display:flex;flex-direction:column;gap:11px}
.ft-cap{font:600 10.5px var(--mono);letter-spacing:.16em;color:var(--ink-faint);margin-bottom:4px}
.ft-col a{font-size:13.5px;color:var(--ink-mut);transition:color .16s,transform .16s;width:fit-content}
.ft-col a:hover{color:#fff;transform:translateX(3px)}
.ft-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:24px}
.ft-copy{font-size:12.5px;color:var(--ink-faint)}
.ft-tags{display:flex;align-items:center;gap:10px;font:600 10.5px var(--mono);letter-spacing:.12em;color:var(--ink-faint)}
.ft-tags span:not(:last-child){color:var(--ink-mut)}
@media (max-width:920px){.ft-grid{grid-template-columns:1fr 1fr;gap:32px}.ft-brand{grid-column:1/-1;max-width:none}}
@media (max-width:560px){.ft-grid{grid-template-columns:1fr 1fr}.ft-bar{flex-direction:column;align-items:flex-start;gap:14px}}

/* ---- Placeholder / 404 ---------------------------------------------------- */
.ph{min-height:64vh;display:grid;place-items:center;text-align:center}
.ph-in{max-width:560px;padding:60px 24px}
.ph .kicker{margin-bottom:16px}
.ph-h1{font-family:var(--exp);font-weight:800;font-size:clamp(30px,5vw,46px)}
.ph-sub{margin-top:16px;color:var(--muted);font-size:16.5px}
.ph-btns{display:flex;gap:12px;justify-content:center;margin-top:28px;flex-wrap:wrap}

/* ---- Auth modal ----------------------------------------------------------- */
.amodal[hidden]{display:none}
.amodal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px}
.amodal-scrim{position:absolute;inset:0;background:rgba(18,16,10,.5);backdrop-filter:blur(7px) saturate(120%);-webkit-backdrop-filter:blur(7px) saturate(120%);animation:amfade .22s var(--ease)}
.amodal-card{position:relative;z-index:1;width:100%;max-width:432px;background:var(--paper);border-radius:var(--r-2xl);
  box-shadow:var(--sh-3),inset 0 0 0 1px rgba(255,255,255,.6),inset 0 1px 0 rgba(255,255,255,.8);
  padding:30px 30px 26px;animation:ampop .3s var(--ease)}
.amodal-card::before{content:"";position:absolute;inset:0;border-radius:var(--r-2xl);background-image:var(--noise);opacity:.03;pointer-events:none;mix-blend-mode:multiply}
@keyframes amfade{from{opacity:0}}
@keyframes ampop{from{opacity:0;transform:translateY(16px) scale(.975)}}
@media (prefers-reduced-motion:reduce){.amodal-scrim,.amodal-card{animation:none}}
.amodal-x{position:absolute;top:16px;right:16px;width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  color:var(--muted);background:var(--card);box-shadow:var(--sh-1);transition:.16s;z-index:2}
.amodal-x .ic{width:18px;height:18px}
.amodal-x:hover{color:var(--ink);transform:rotate(90deg)}
.amodal-top{display:flex;flex-direction:column;gap:18px;margin-bottom:18px}
.amodal-mark svg{width:42px;height:42px;filter:drop-shadow(0 4px 10px rgba(30,22,8,.2))}
.amodal-tabs{display:flex;gap:4px;padding:5px;background:var(--card);border-radius:var(--r-m);box-shadow:inset 0 0 0 1px var(--line)}
.amodal-tab{flex:1;padding:10px;border-radius:var(--r-s);font-weight:600;font-size:14px;color:var(--muted);transition:.16s}
.amodal-tab.is-on{color:#fff;background:linear-gradient(180deg,#26282e,var(--ink-bg));box-shadow:0 6px 14px -8px rgba(0,0,0,.4),inset 0 1px 0 rgba(255,255,255,.08)}
.amodal-title{font-family:var(--exp);font-weight:800;font-size:25px;letter-spacing:-.02em}
.amodal-sub{margin-top:7px;color:var(--muted);font-size:14px;line-height:1.5}
.amodal-form{display:flex;flex-direction:column;gap:14px;margin-top:20px}
.amodal-form .field[hidden]{display:none}
.amodal-note{display:flex;gap:11px;align-items:flex-start;padding:12px 14px;background:var(--o-wash);border-radius:var(--r-m);
  box-shadow:inset 0 0 0 1px rgba(247,147,26,.2);font-size:12.5px;color:var(--ink-soft);line-height:1.5}
.amodal-note[hidden]{display:none}
.amodal-note .ic{width:18px;height:18px;flex:none;color:var(--o-ink);margin-top:1px}
.amodal-row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.amodal-row[hidden]{display:none}
.amodal-link{font-size:13px;color:var(--o-ink);font-weight:600}
.amodal-submit{width:100%;margin-top:2px}
.amodal-alt{margin-top:18px;text-align:center;font-size:14px;color:var(--muted)}
.amodal-switch{color:var(--o-ink);font-weight:600;font-family:var(--disp)}
.amodal-switch:hover{text-decoration:underline;text-underline-offset:2px}
.amodal-legal{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:14px;padding-top:14px;
  border-top:1px solid var(--line-2);text-align:center;font:500 11.5px var(--mono);letter-spacing:.02em;color:var(--faint)}
.amodal-legal .ic{width:15px;height:15px;color:var(--o-ink)}
.amodal-legal a{color:var(--muted);text-decoration:underline;text-underline-offset:2px}
body.am-open{overflow:hidden}

/* form fields (shared: modal + inline forms) */
.field{display:flex;flex-direction:column;gap:7px}
.field-l{font:600 12px var(--mono);letter-spacing:.04em;color:var(--ink-soft);text-transform:uppercase}
.field-l em{font-style:normal;color:var(--faint);text-transform:none;letter-spacing:0}
.field-in{display:flex;align-items:center;gap:10px;padding:0 14px;background:var(--card);border-radius:var(--r-m);
  box-shadow:inset 0 0 0 1px var(--line),0 1px 2px rgba(30,22,8,.04);transition:box-shadow .18s}
.field-in:focus-within{box-shadow:inset 0 0 0 1.5px var(--o),0 0 0 3px var(--o-glow)}
.field-in .ic{width:18px;height:18px;color:var(--faint);flex:none}
.field-in:focus-within .ic{color:var(--o-ink)}
.field-in input{flex:1;border:none;background:none;outline:none;padding:13px 0;font:500 15px var(--disp);color:var(--ink);min-width:0}
.field-in input::placeholder{color:var(--faint);font-family:var(--mono);font-size:13px}
.field-in input:focus-visible,.field-in textarea:focus-visible{box-shadow:none;border-radius:0}
.check{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);cursor:pointer}
.check input{width:16px;height:16px;accent-color:var(--o)}

/* reveal-on-scroll */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}}

/* ─── i18n: language switcher, RTL, CJK/Arabic font fallback ─────────────── */
.langsw{position:relative;display:inline-flex}
.langsw-btn{display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 11px;
  font:600 12.5px/1 var(--mono);letter-spacing:.04em;color:var(--ink);cursor:pointer;
  background:var(--card);border:0;border-radius:var(--r-s);
  box-shadow:inset 0 0 0 1px var(--line),0 1px 2px rgba(30,22,8,.05);
  transition:box-shadow .18s var(--ease),color .18s var(--ease),transform .18s var(--ease)}
.langsw-btn:hover{color:var(--o-ink);box-shadow:inset 0 0 0 1px var(--o-glow),var(--sh-1);transform:translateY(-1px)}
.langsw-globe{width:17px;height:17px}
.langsw-flag{width:20px;height:15px;border-radius:2px;object-fit:cover;flex:none;display:block;box-shadow:0 0 0 1px rgba(30,22,8,.12)}
.langsw-item .langsw-flag{width:22px;height:16px;border-radius:2.5px}
.langsw-chev{width:15px;height:15px;transition:transform .2s var(--ease)}
.langsw.is-open .langsw-chev{transform:rotate(180deg)}
.langsw-cur{font-weight:700}
.langsw-menu{position:absolute;top:calc(100% + 8px);right:0;z-index:120;
  width:304px;max-height:min(62vh,392px);overflow:auto;padding:6px;
  display:grid;grid-template-columns:1fr 1fr;gap:2px;
  background:var(--card);border-radius:var(--r-m);box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transform:translateY(-6px) scale(.98);transform-origin:top right;
  transition:opacity .16s var(--ease),transform .16s var(--ease),visibility .16s}
.langsw.is-open .langsw-menu{opacity:1;visibility:visible;transform:none}
.langsw-item{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:var(--r-s);
  color:var(--ink-soft);text-decoration:none;transition:background .14s,color .14s}
.langsw-item:hover{background:var(--o-wash);color:var(--o-ink)}
.langsw-item.is-on{background:var(--ink-bg);color:#fff}
.langsw-item.is-on .langsw-code{color:var(--o)}
.langsw-code{font:700 11px/1 var(--mono);letter-spacing:.06em;color:var(--faint);min-width:22px}
.langsw-item.is-on .langsw-name{color:#fff}
.langsw-name{font:500 13.5px/1.2 var(--disp);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* mobile: static list inside the burger menu */
.mnav-langs{margin-top:4px}
.mnav-langs .langsw{display:block}
.mnav-langs .langsw-btn{display:none}
.mnav-langs .langsw-menu{position:static;width:auto;max-height:none;opacity:1;visibility:visible;
  transform:none;box-shadow:none;padding:0;background:transparent;gap:4px}
@media (max-width:960px){.hd-actions .langsw{display:none}}

/* RTL */
html[dir="rtl"] .langsw-menu{right:auto;left:0;transform-origin:top left}
html[dir="rtl"] code,html[dir="rtl"] .mono,html[dir="rtl"] .tucode code,html[dir="rtl"] .ticket-ssh code{direction:ltr;unicode-bidi:embed;text-align:left}
html[dir="rtl"] .hero-proof,html[dir="rtl"] .pledge{direction:rtl}

/* CJK / Arabic system-font fallback — self-hosted Archivo/JetBrains lack these
   glyphs, so override the font custom-properties per script to avoid tofu. */
html[lang="zh-Hans"],html[lang="ja"],html[lang="ko"]{
  --disp:system-ui,"PingFang SC","Hiragino Sans","Hiragino Kaku Gothic ProN","Microsoft YaHei","Noto Sans CJK SC","Noto Sans CJK JP","Noto Sans CJK KR",sans-serif;
  --exp:system-ui,"PingFang SC","Hiragino Sans","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --mono:ui-monospace,"Noto Sans Mono CJK SC",SFMono-Regular,Menlo,Consolas,monospace}
html[lang="ar"],html[lang="fa"]{
  --disp:system-ui,"Segoe UI","Noto Naskh Arabic","Geeza Pro",Tahoma,Arial,sans-serif;
  --exp:system-ui,"Segoe UI","Noto Naskh Arabic","Geeza Pro",Tahoma,sans-serif;
  --mono:ui-monospace,"Noto Sans Mono",SFMono-Regular,Consolas,monospace}