/* ══════════════════════════════════════════════════════════════
   iPlatform.ninja — ink · bone · vermilion, behind glass
   ══════════════════════════════════════════════════════════════ */

:root{
  --ink:#0D0B0A;
  --bone:#F0EBE3;
  --bone-dim:#CFC7BC;
  --muted:#968C81;
  --muted-dark:#6E655C;
  --acc:#C2381C;
  --acc-hot:#E24A26;

  --glass-bg:rgba(240,235,227,.055);
  --glass-brd:rgba(240,235,227,.13);
  --glass-brd-hi:rgba(240,235,227,.26);
  --glass-blur:blur(22px) saturate(165%);
  --glass-shadow:0 10px 40px rgba(0,0,0,.45);

  --r:20px;
  --sans:'Archivo','Helvetica Neue',Arial,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;
  --wrap:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;overflow-x:hidden}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;background:var(--ink);color:var(--bone);
  font-family:var(--sans);font-size:17px;line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
body.locked{overflow:hidden}
img{max-width:100%}
em{font-style:italic;color:var(--bone)}

.accent{color:var(--acc)}
.dim{color:var(--muted)}

/* ─────────── ambient light ─────────── */
.aurora{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(110px);opacity:.5}
.b1{width:760px;height:620px;top:-240px;left:48%;background:rgba(194,56,28,.42);animation:drift1 26s ease-in-out infinite}
.b2{width:620px;height:560px;top:44%;left:-180px;background:rgba(226,74,38,.2);animation:drift2 32s ease-in-out infinite}
.b3{width:680px;height:600px;bottom:-260px;right:-140px;background:rgba(150,90,60,.22);animation:drift1 38s ease-in-out infinite reverse}
@keyframes drift1{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(-70px,60px,0)}}
@keyframes drift2{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(80px,-50px,0)}}
@media (prefers-reduced-motion:reduce){.blob{animation:none}}

.grain{
  position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}

.smoke{
  position:fixed;inset:0;z-index:55;pointer-events:none;opacity:0;
  background:radial-gradient(circle at 50% 55%,rgba(240,235,227,.30),rgba(13,11,10,0) 62%);
}
.smoke.pop{animation:puff .62s var(--ease)}
@keyframes puff{
  0%{opacity:0;backdrop-filter:blur(0px)}
  22%{opacity:1;backdrop-filter:blur(7px)}
  100%{opacity:0;backdrop-filter:blur(0px)}
}

.sky{position:fixed;inset:0;z-index:58;pointer-events:none;overflow:hidden}
.shuriken{position:absolute;will-change:transform;animation:fly linear forwards}
@keyframes fly{to{transform:translate3d(var(--dx),var(--dy),0) rotate(var(--spin))}}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding-inline:24px}

/* ─────────── the glass ─────────── */
.glass{
  position:relative;
  background:var(--glass-bg);
  border:1px solid var(--glass-brd);
  backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);
  box-shadow:var(--glass-shadow),inset 0 1px 0 rgba(255,255,255,.14),inset 0 -1px 0 rgba(0,0,0,.22);
  border-radius:var(--r);
  overflow:hidden;
}
.glass::before{
  content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;
  background:linear-gradient(135deg,rgba(255,255,255,.10) 0%,rgba(255,255,255,0) 42%);
}
.glass::after{
  content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;opacity:0;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.10),transparent 62%);
  transition:opacity .35s;
}
.glass:hover::after{opacity:1}
.glass > *{position:relative;z-index:1}

[data-tilt]{transform-style:preserve-3d;transition:transform .35s var(--ease),border-color .35s}
@media (hover:hover){[data-tilt]:hover{border-color:var(--glass-brd-hi)}}

kbd{
  font-family:var(--mono);font-size:11px;font-weight:500;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
  min-width:20px;height:20px;padding:0 5px;
  border:1px solid rgba(240,235,227,.18);border-bottom-width:2px;border-radius:6px;
  background:rgba(240,235,227,.08);color:var(--bone-dim);
}

/* ─────────── top bar ─────────── */
.topbar{
  position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:40;
  width:calc(100% - 32px);max-width:1280px;
  display:flex;align-items:center;gap:24px;padding:10px 14px;border-radius:16px;
}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--bone);flex-shrink:0;cursor:pointer}
.brand-mark{width:30px;height:30px;display:block;border-radius:7px;transition:transform .4s var(--ease)}
.brand:hover .brand-mark{transform:rotate(-12deg) scale(1.06)}
.brand-mark.sm{width:24px;height:24px}
.brand-name{font-weight:800;font-size:19px;letter-spacing:-.035em}

.topnav{display:flex;gap:2px;margin-left:auto}
.topnav button{
  font-family:var(--sans);font-size:13.5px;font-weight:500;
  background:none;border:0;color:var(--muted);cursor:pointer;
  padding:7px 11px;border-radius:9px;transition:color .18s,background .18s;
}
.topnav button:hover{color:var(--bone);background:rgba(240,235,227,.08)}
.topnav button.is-on{color:var(--bone);background:rgba(240,235,227,.06)}

.palette-open{
  display:flex;align-items:center;gap:7px;flex-shrink:0;
  background:rgba(240,235,227,.07);border:1px solid var(--glass-brd);border-radius:11px;
  padding:7px 10px;cursor:pointer;color:var(--muted);
  font-family:var(--sans);font-size:13px;transition:border-color .18s,color .18s,background .18s;
}
.palette-open:hover{border-color:var(--glass-brd-hi);color:var(--bone);background:rgba(240,235,227,.11)}

/* ─────────── side rail ─────────── */
.rail{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:30;padding:14px 12px;border-radius:999px}
.rail ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.rail li{position:relative;display:flex;align-items:center;justify-content:center;height:8px;width:8px;cursor:pointer}
.rail i{display:block;width:8px;height:8px;border-radius:50%;background:rgba(240,235,227,.22);transition:background .25s,transform .25s,box-shadow .25s}
.rail li:hover i{background:rgba(240,235,227,.5)}
.rail li.is-on i{background:var(--acc-hot);transform:scale(1.4);box-shadow:0 0 12px rgba(226,74,38,.8)}
.rail span{
  position:absolute;right:20px;top:50%;margin-top:-13px;white-space:nowrap;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;color:var(--bone-dim);
  background:rgba(13,11,10,.8);border:1px solid var(--glass-brd);border-radius:7px;padding:4px 9px;
  opacity:0;transform:translateX(6px);transition:opacity .2s,transform .2s;
}
.rail li:hover span{opacity:1;transform:translateX(0)}

/* ─────────── reveal ─────────── */
.reveal{opacity:1}
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}}

/* ─────────── hero ─────────── */
.hero{position:relative;padding:150px 0 104px;z-index:2;min-height:100vh;display:flex;align-items:center;text-align:center}
.hero-in{position:relative;z-index:3;display:flex;flex-direction:column;align-items:center}

.hero-mark{
  position:absolute;z-index:1;pointer-events:none;
  top:48%;left:50%;transform:translate3d(-50%,-50%,0);
  width:min(880px,86vw);aspect-ratio:1;
  opacity:.5;filter:drop-shadow(0 50px 110px rgba(0,0,0,.6));
  -webkit-mask-image:radial-gradient(ellipse 58% 46% at 50% 52%,transparent 34%,#000 80%);
  mask-image:radial-gradient(ellipse 58% 46% at 50% 52%,transparent 34%,#000 80%);
  transition:transform .5s var(--ease);
}
.hero-mark svg{width:100%;height:100%;display:block}

.badge{
  display:inline-flex;align-items:center;gap:9px;margin:0 0 28px;padding:8px 16px;border-radius:999px;
  font-family:var(--mono);font-size:10.5px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;
  color:var(--bone-dim);
}
.badge i{width:6px;height:6px;border-radius:50%;background:var(--acc-hot);box-shadow:0 0 10px rgba(226,74,38,.9);animation:blip 2.6s ease-in-out infinite}
@keyframes blip{0%,100%{opacity:1}50%{opacity:.35}}
.grad{
  background:linear-gradient(100deg,#E24A26 0%,#F08A5D 52%,#C2381C 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero h1{
  font-size:clamp(34px,5.2vw,64px);line-height:1.05;letter-spacing:-.04em;
  font-weight:800;margin:0 0 24px;max-width:21ch;text-wrap:balance;
  text-shadow:0 2px 40px rgba(0,0,0,.5);
}
.lede{font-size:clamp(15.5px,1.45vw,18px);color:var(--bone-dim);max-width:60ch;margin:0 auto 30px;line-height:1.6}

.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px;justify-content:center}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--sans);font-weight:600;font-size:14.5px;letter-spacing:-.01em;
  padding:13px 24px;border-radius:13px;text-decoration:none;cursor:pointer;border:1px solid transparent;
  transition:background .2s,border-color .2s,color .2s,transform .2s,box-shadow .2s;
}
.btn-primary{background:var(--acc);color:#fff;box-shadow:0 8px 26px rgba(194,56,28,.38),inset 0 1px 0 rgba(255,255,255,.24)}
.btn-primary:hover{background:var(--acc-hot);transform:translateY(-2px);box-shadow:0 14px 34px rgba(226,74,38,.45),inset 0 1px 0 rgba(255,255,255,.3)}
.btn-glass{
  background:rgba(240,235,227,.07);border-color:var(--glass-brd);color:var(--bone);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.btn-glass:hover{background:rgba(240,235,227,.13);border-color:var(--glass-brd-hi);transform:translateY(-2px)}
.btn-lg{font-size:16px;padding:16px 32px}

.console{display:inline-block;padding:14px 18px;border-radius:15px;max-width:100%}
.console-lab{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted-dark);display:block;margin-bottom:9px;
}
.console-keys{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:12.5px;color:var(--muted)}
.console-keys span{display:inline-flex;align-items:center;gap:5px}

/* ─────────── bands ─────────── */
.band{padding:110px 0;position:relative;z-index:2}

.sec-head{margin-bottom:52px;max-width:66ch}
.num{
  font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.14em;
  color:var(--acc-hot);display:block;margin-bottom:15px;
}
.sec-head h2{
  font-size:clamp(28px,3.7vw,46px);line-height:1.08;letter-spacing:-.037em;
  font-weight:800;margin:0 0 14px;text-wrap:balance;
}
.sec-sub{font-size:clamp(15.5px,1.5vw,18.5px);color:var(--muted);margin:0;max-width:58ch;line-height:1.6}

/* ─────────── cards ─────────── */
.cards-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.card{padding:30px 28px}
.card h3{font-size:19px;font-weight:700;letter-spacing:-.022em;margin:0 0 13px;line-height:1.25}
.card p{margin:0;color:var(--bone-dim);font-size:15.5px;line-height:1.62}

/* ─────────── layer stack ─────────── */
.stack{display:flex;flex-direction:column;gap:14px}
.layer{display:flex;gap:28px;align-items:flex-start;padding:30px}
.layer-n{font-family:var(--mono);font-size:12px;color:var(--acc-hot);padding-top:6px;flex-shrink:0;letter-spacing:.06em}
.layer h3{font-size:21px;font-weight:700;letter-spacing:-.028em;margin:0 0 10px}
.layer p{margin:0;color:var(--bone-dim);font-size:16px;max-width:80ch;line-height:1.62}

/* ─────────── phases ─────────── */
.phases{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.phase{padding:30px}
.phase header{display:flex;align-items:baseline;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.ph-tag{
  font-family:var(--mono);font-size:10.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--acc-hot);border:1px solid rgba(226,74,38,.42);border-radius:7px;padding:3px 9px;
  background:rgba(194,56,28,.12);
}
.phase h3{font-size:22px;font-weight:800;letter-spacing:-.032em;margin:0}
.phase p{margin:0 0 12px;color:var(--bone-dim);font-size:15.5px;line-height:1.62}
.phase-out{
  margin:16px 0 0 !important;padding-top:15px;border-top:1px solid rgba(240,235,227,.1);
  font-size:14.5px;color:var(--bone-dim);
}
.phase-out span{
  font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted-dark);display:block;margin-bottom:5px;
}

/* ─────────── doctrine ─────────── */
.doctrine{list-style:none;counter-reset:d;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.doctrine li{counter-increment:d;padding:28px 28px 28px 70px}
.doctrine h3{position:relative;font-size:17.5px;font-weight:700;letter-spacing:-.022em;margin:0 0 10px;line-height:1.3}
.doctrine h3::before{
  content:counter(d,decimal-leading-zero);position:absolute;left:-40px;top:2px;
  font-family:var(--mono);font-size:12px;color:var(--acc-hot);letter-spacing:.06em;
}
.doctrine p{margin:0;color:var(--bone-dim);font-size:15px;line-height:1.6}

/* ─────────── taxonomy ─────────── */
.spine{padding:28px 30px;margin-bottom:22px}
.spine-label{
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted-dark);display:block;margin-bottom:17px;
}
.spine-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:17px}
.spine-row span{
  font-family:var(--mono);font-size:13px;font-weight:500;color:var(--bone);
  border:1px solid var(--glass-brd);border-radius:9px;padding:8px 14px;background:rgba(240,235,227,.06);
}
.spine-row i{color:var(--acc-hot);font-style:normal;font-size:15px}
.spine-note{margin:0;color:var(--muted);font-size:15px;max-width:82ch;line-height:1.6}

.tax{display:grid;grid-template-columns:296px minmax(0,1fr);gap:18px;align-items:start}
.tax-list{display:flex;flex-direction:column;gap:8px}
.tax-tab{
  display:flex;align-items:center;gap:12px;text-align:left;width:100%;
  font-family:var(--sans);font-size:14.5px;font-weight:500;color:var(--muted);
  padding:14px 16px;cursor:pointer;border-radius:14px;
  transition:color .2s,border-color .2s,background .2s,transform .2s;
}
.tax-tab:hover{color:var(--bone);border-color:var(--glass-brd-hi);transform:translateX(3px)}
.tax-tab.is-on{color:var(--bone);border-color:rgba(226,74,38,.55);background:rgba(194,56,28,.14)}
.tax-tab.is-on kbd{border-color:rgba(226,74,38,.5);color:#fff;background:rgba(226,74,38,.28)}

.tax-panel{padding:34px 32px;min-height:432px}
.tp-title{font-size:25px;font-weight:800;letter-spacing:-.032em;margin:0 0 6px}
.tp-kicker{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--acc-hot);margin:0 0 20px}
.tp-lab{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-dark);display:block;margin-bottom:11px}
.tp-chain{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-bottom:24px}
.tp-chain b{
  font-family:var(--mono);font-weight:500;font-size:12.5px;color:var(--bone);
  border:1px solid var(--glass-brd);border-radius:8px;padding:7px 11px;background:rgba(240,235,227,.06);
}
.tp-chain i{color:var(--acc-hot);font-style:normal}
.tp-block{margin-bottom:22px}
.tp-block p{margin:0;color:var(--bone-dim);font-size:16px;line-height:1.64;max-width:74ch}
.tp-q{
  border-left:2px solid var(--acc-hot);padding:4px 0 4px 18px;margin:0;
  font-size:17.5px;font-weight:600;letter-spacing:-.022em;color:var(--bone);line-height:1.45;max-width:66ch;
}
.tp-anim{animation:tpin .4s var(--ease)}
@keyframes tpin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ─────────── dossiers ─────────── */
.dossiers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-bottom:26px}
.dossier{padding:32px 30px}
.dos-stamp{
  position:absolute;top:20px;right:26px;z-index:2;
  font-family:var(--mono);font-size:40px;font-weight:700;color:rgba(240,235,227,.07);letter-spacing:-.04em;
}
.dos-top{display:flex;gap:22px;align-items:center;margin-bottom:26px;padding-bottom:24px;border-bottom:1px solid rgba(240,235,227,.1)}
.avatar{
  width:132px;height:132px;flex-shrink:0;border-radius:22px;overflow:hidden;
  background:radial-gradient(120% 100% at 50% 0%,rgba(194,56,28,.3),rgba(13,11,10,.9) 62%);
  border:1px solid var(--glass-brd);box-shadow:inset 0 1px 0 rgba(255,255,255,.14);
}
.avatar svg{width:100%;height:100%;display:block}
.codename{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--acc-hot);display:block;margin-bottom:7px;
}
.dos-id h3{font-size:27px;font-weight:800;letter-spacing:-.038em;margin:0 0 7px;line-height:1.08}
.dos-id .suffix{font-size:16px;font-weight:600;color:var(--muted)}
.discipline{margin:0;font-size:13px;color:var(--muted);line-height:1.5}

.dos-body{margin:0}
.dos-body dt{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-dark);margin-bottom:8px}
.dos-body dd{margin:0 0 20px;color:var(--bone-dim);font-size:15.5px;line-height:1.62}
.dos-body dd:last-child{margin-bottom:0}
.dos-body dd.sig{
  font-family:var(--sans);font-size:18px;font-weight:700;letter-spacing:-.028em;color:var(--bone);
  border-left:2px solid var(--acc-hot);padding-left:16px;
}

.pairing{margin:0;padding:38px 40px}
.pairing p{
  margin:0;font-size:clamp(18px,2.2vw,25px);font-weight:600;letter-spacing:-.03em;
  line-height:1.42;color:var(--bone);max-width:64ch;text-wrap:balance;
}

/* ─────────── briefing ─────────── */
.briefing{padding-bottom:130px}
.brief-card{padding:56px 48px;text-align:center;display:flex;flex-direction:column;align-items:center;border-radius:26px}
.brief-card h2{font-size:clamp(26px,3.5vw,42px);line-height:1.1;letter-spacing:-.037em;font-weight:800;margin:0 0 14px;text-wrap:balance}
.brief-card .sec-sub{margin:0 0 28px}
.brief-note{margin:16px 0 0;font-size:14px;color:var(--muted)}

/* ─────────── footer ─────────── */
.foot{padding:40px 0 46px;position:relative;z-index:2;border-top:1px solid rgba(240,235,227,.08)}
.foot-in{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;letter-spacing:-.03em}
.foot-line{margin:0;font-size:13.5px;color:var(--muted)}
.foot-line.dim{margin-left:auto;color:var(--muted-dark);font-family:var(--mono);font-size:11.5px;letter-spacing:.06em}

/* ─────────── overlays ─────────── */
.scrim{position:fixed;inset:0;z-index:50;background:rgba(6,5,4,.55);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.palette,.help{position:fixed;inset:0;z-index:60;display:flex;justify-content:center;pointer-events:none}
.palette{align-items:flex-start;padding-top:13vh}
.help{align-items:center;padding:24px}
.pal-box,.help-box{pointer-events:auto;width:100%;max-width:580px;border-radius:22px;animation:pop .3s var(--ease)}
.help-box{max-width:500px}
@keyframes pop{from{opacity:0;transform:translateY(-10px) scale(.97)}to{opacity:1;transform:none}}

.pal-input{display:flex;align-items:center;gap:12px;padding:17px 20px;border-bottom:1px solid rgba(240,235,227,.1)}
.pal-caret{color:var(--acc-hot);font-size:20px;line-height:1;font-weight:700}
.pal-input input{flex:1;background:none;border:0;outline:none;color:var(--bone);font-family:var(--sans);font-size:16.5px}
.pal-input input::placeholder{color:var(--muted-dark)}

.pal-results{list-style:none;margin:0;padding:8px;max-height:332px;overflow-y:auto}
.pal-results li{display:flex;align-items:center;gap:12px;padding:11px 13px;border-radius:11px;cursor:pointer;font-size:14.5px;color:var(--bone-dim)}
.pal-results li .pr-kind{margin-left:auto;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-dark)}
.pal-results li.is-on{background:rgba(240,235,227,.1);color:var(--bone)}
.pal-results li.is-on .pr-dot{background:var(--acc-hot);box-shadow:0 0 10px rgba(226,74,38,.8)}
.pr-dot{width:6px;height:6px;border-radius:50%;background:rgba(240,235,227,.25);flex-shrink:0;transition:background .15s}
.pal-empty{padding:22px 13px;color:var(--muted);font-size:14px;text-align:center}

.help-box header{display:flex;align-items:center;justify-content:space-between;padding:19px 24px;border-bottom:1px solid rgba(240,235,227,.1)}
.help-box h3{margin:0;font-size:17px;font-weight:700;letter-spacing:-.025em}
.help-box dl{margin:0;padding:18px 24px 8px;display:grid;grid-template-columns:auto 1fr;gap:12px 22px;align-items:center}
.help-box dt{display:flex;align-items:center;gap:5px}
.help-box dd{margin:0;font-size:14px;color:var(--bone-dim)}
.or{color:var(--muted-dark);font-size:11px}
.help-foot{margin:0;padding:8px 24px 22px;font-size:12.5px;color:var(--muted-dark);font-style:italic}

.toast{
  position:fixed;left:50%;bottom:34px;transform:translateX(-50%);z-index:70;
  padding:11px 20px;border-radius:14px;
  font-family:var(--mono);font-size:12.5px;color:var(--bone);
  animation:pop .24s var(--ease);
}

/* ─────────── responsive ─────────── */
@media (max-width:1240px){.rail{display:none}}
@media (max-width:1040px){
  .topnav{display:none}
  .hero-mark{opacity:.4}
  .palette-open .po-label,.palette-open .po-key{display:none}
}
@media (max-width:900px){
  .cards-3,.phases,.doctrine,.dossiers{grid-template-columns:minmax(0,1fr)}
  .tax{grid-template-columns:minmax(0,1fr)}
  .tax-list{flex-direction:row;flex-wrap:wrap}
  .tax-tab{width:auto;flex:1 1 170px}
  .tax-panel{min-height:0}
}
@media (max-width:640px){
  body{font-size:16px}
  .hero{padding:150px 0 90px;min-height:0}
  .hero-mark{width:130vw;opacity:.3}
  .band{padding:74px 0}
  .layer{flex-direction:column;gap:12px;padding:26px 22px}
  .card,.phase,.dossier,.spine,.tax-panel{padding:24px 20px}
  .doctrine li{padding:26px 22px}
  .doctrine h3::before{position:static;display:block;margin-bottom:9px}
  .dos-top{flex-direction:column;align-items:flex-start;gap:18px}
  .dos-stamp{display:none}
  .pairing{padding:28px 24px}
  .brief-card{padding:36px 24px}
  .foot-line.dim{margin-left:0}
  .palette{padding-top:7vh}
  .console-keys{gap:8px 14px}
}

/* scroll cue */
.scroll-cue{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--muted-dark);
}
.scroll-cue i{
  width:22px;height:34px;border:1px solid rgba(240,235,227,.2);border-radius:999px;position:relative;
}
.scroll-cue i::after{
  content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;
  background:var(--acc-hot);animation:cue 1.9s var(--ease) infinite;
}
@keyframes cue{0%{opacity:0;transform:translateY(0)}30%{opacity:1}70%{opacity:1;transform:translateY(12px)}100%{opacity:0;transform:translateY(14px)}}
@media (max-width:640px){.scroll-cue{display:none}}

/* crisp mark in the hero */
.hero-logo{width:92px;height:92px;margin-bottom:24px;filter:drop-shadow(0 14px 34px rgba(0,0,0,.55)) drop-shadow(0 0 26px rgba(226,74,38,.28))}
.hero-logo svg{width:100%;height:100%;display:block;border-radius:14px;animation:bob 7s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-7px) rotate(-2deg)}}
@media (prefers-reduced-motion:reduce){.hero-logo svg{animation:none}}
@media (max-width:640px){.hero-logo{width:70px;height:70px;margin-bottom:18px}}


/* ─────────── focus ─────────── */
:focus{outline:none}
:focus-visible{outline:2px solid var(--acc-hot);outline-offset:3px;border-radius:8px}

/* ─────────── nav bits ─────────── */
.po-ico{width:15px;height:15px;flex-shrink:0}
.menu-btn{
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  /* visibility is set by the breakpoints at the end of this file */
  width:40px;height:40px;flex-shrink:0;cursor:pointer;
  background:rgba(240,235,227,.07);border:1px solid var(--glass-brd);border-radius:11px;
}
.menu-btn span{display:block;width:16px;height:1.5px;background:var(--bone);border-radius:2px;transition:transform .28s var(--ease)}
.menu-btn[aria-expanded="true"] span:first-child{transform:translateY(3.25px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}

.hero-hint{font-size:13px;color:var(--muted-dark);margin:4px 0 0;display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:center}

.btn-sm{font-size:13.5px;padding:10px 18px;border-radius:11px}

/* ─────────── mobile sheet ─────────── */
.sheet{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-start;justify-content:center;padding:12px;pointer-events:none}
.sheet-in{
  pointer-events:auto;width:100%;max-width:520px;border-radius:22px;padding:8px;
  animation:pop .28s var(--ease);max-height:calc(100vh - 24px);overflow-y:auto;
}
.sheet-head{display:flex;align-items:center;justify-content:space-between;padding:12px 14px 10px}
.sheet-head span{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-dark)}
.sheet-x{background:none;border:0;color:var(--bone);font-size:26px;line-height:1;cursor:pointer;padding:0 6px}
.sheet-list{list-style:none;margin:0;padding:0 6px 6px}
.sheet-list button{
  display:flex;align-items:center;gap:14px;width:100%;text-align:left;cursor:pointer;
  background:none;border:0;border-radius:13px;padding:15px 12px;
  font-family:var(--sans);font-size:15.5px;font-weight:500;color:var(--bone);
}
.sheet-list button b{font-family:var(--mono);font-size:11px;font-weight:500;color:var(--acc-hot);letter-spacing:.06em}
.sheet-list button:hover,.sheet-list button:focus-visible{background:rgba(240,235,227,.09)}
.sheet-cta{margin:6px 12px 14px;width:calc(100% - 24px)}

/* ─────────── terrain ─────────── */
.terrain{padding:30px 32px 34px}
.tr-steps{list-style:none;display:flex;gap:8px;margin:0 0 26px;padding:0;flex-wrap:wrap}
.tr-step{
  display:flex;align-items:center;gap:9px;padding:8px 14px 8px 10px;border-radius:999px;
  border:1px solid var(--glass-brd);background:rgba(240,235,227,.04);
  font-size:13px;color:var(--muted);transition:color .25s,border-color .25s,background .25s;
}
.tr-step b{
  display:flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;
  background:rgba(240,235,227,.1);color:var(--muted);font-family:var(--mono);font-size:10.5px;font-weight:500;
}
.tr-step.is-on{color:var(--bone);border-color:rgba(226,74,38,.55);background:rgba(194,56,28,.14)}
.tr-step.is-on b{background:var(--acc);color:#fff}
.tr-step.is-done{color:var(--bone-dim)}
.tr-step.is-done b{background:rgba(226,74,38,.28);color:var(--acc-hot)}

.tr-hint{margin:0 0 16px;font-size:14px;color:var(--muted)}
.tr-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.tr-grid-1{grid-template-columns:repeat(2,minmax(0,1fr))}
.tr-opt{
  display:flex;flex-direction:column;gap:5px;text-align:left;cursor:pointer;
  padding:16px 16px;border-radius:14px;border:1px solid var(--glass-brd);
  background:rgba(240,235,227,.04);transition:border-color .2s,background .2s,transform .2s;
}
.tr-opt:hover{border-color:var(--glass-brd-hi);transform:translateY(-2px)}
.tr-opt.is-on{border-color:rgba(226,74,38,.6);background:rgba(194,56,28,.15)}
.tr-opt-t{font-family:var(--sans);font-size:15px;font-weight:600;letter-spacing:-.018em;color:var(--bone);line-height:1.25}
.tr-opt-s{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-dark)}

.tr-chips{display:flex;flex-wrap:wrap;gap:9px}
.tr-chip{
  cursor:pointer;padding:11px 16px;border-radius:999px;border:1px solid var(--glass-brd);
  background:rgba(240,235,227,.04);color:var(--bone-dim);
  font-family:var(--sans);font-size:14px;font-weight:500;transition:border-color .2s,background .2s,color .2s;
}
.tr-chip:hover{border-color:var(--glass-brd-hi);color:var(--bone)}
.tr-chip.is-on{border-color:rgba(226,74,38,.6);background:rgba(194,56,28,.16);color:var(--bone)}
.tr-chip.is-on::before{content:"✓ ";color:var(--acc-hot)}

.tr-nav{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}
.tr-nav .btn:disabled{opacity:.42;cursor:not-allowed;transform:none;box-shadow:none}

.tr-out{margin-top:30px;padding-top:28px;border-top:1px solid rgba(240,235,227,.1)}
.tr-map{margin-bottom:26px;overflow-x:auto}
.tm{width:100%;min-width:660px;height:auto;display:block}
.tm-spine{stroke:rgba(240,235,227,.28);stroke-width:2}
.tm-dot{fill:var(--acc-hot)}
.tm-stage{fill:var(--muted);font-family:var(--mono);font-size:11px;letter-spacing:.06em}
.tm-feed{fill:none;stroke:rgba(240,235,227,.22);stroke-width:1.5}
.tm-seam{fill:none;stroke:var(--acc-hot);stroke-width:1.6;stroke-dasharray:5 5;opacity:.85}
.tm-seamlab{fill:var(--acc-hot);font-family:var(--mono);font-size:9.5px;letter-spacing:.08em;opacity:.9}
.tm-node rect{fill:rgba(240,235,227,.08);stroke:rgba(240,235,227,.26);stroke-width:1}
.tm-node text{fill:var(--bone);font-family:var(--sans);font-size:12.5px;font-weight:500}
.tm-node.is-risky rect{stroke:rgba(226,74,38,.55);stroke-dasharray:4 3}
.tm-node,.tm-feed,.tm-seam,.tm-seamlab{opacity:0;transition:opacity .7s var(--ease)}
.tr-map.is-drawn .tm-node,.tr-map.is-drawn .tm-feed{opacity:1}
.tr-map.is-drawn .tm-seam,.tr-map.is-drawn .tm-seamlab{opacity:.88;transition-delay:.35s}
@media (prefers-reduced-motion:reduce){.tm-node,.tm-feed,.tm-seam,.tm-seamlab{opacity:1;transition:none}}

.tr-kicker{font-family:var(--mono);font-size:10.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--acc-hot);display:block;margin-bottom:9px}
.tr-head h3{font-size:clamp(22px,2.7vw,30px);font-weight:800;letter-spacing:-.033em;margin:0 0 16px;line-height:1.12}
.tr-p{margin:0 0 24px;color:var(--bone-dim);font-size:16px;line-height:1.64;max-width:78ch}
.tr-p b{color:var(--bone);font-weight:600}
.tr-qs{margin-bottom:24px}
.tr-qs ol{margin:12px 0 0;padding-left:0;list-style:none;counter-reset:tq}
.tr-qs li{
  counter-increment:tq;position:relative;padding:13px 16px 13px 46px;margin-bottom:8px;
  border-radius:12px;border:1px solid var(--glass-brd);background:rgba(240,235,227,.04);
  color:var(--bone-dim);font-size:15px;line-height:1.55;
}
.tr-qs li::before{
  content:counter(tq);position:absolute;left:17px;top:14px;
  font-family:var(--mono);font-size:11.5px;color:var(--acc-hot);
}
.tr-take{margin-bottom:24px}
.tr-take p{margin:10px 0 0;color:var(--bone-dim);font-size:15.5px;line-height:1.6;max-width:76ch}
.tr-acts{display:flex;gap:10px;flex-wrap:wrap}

@media (max-width:900px){
  .tr-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tr-grid-1{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .terrain{padding:22px 18px 26px}
  .tr-grid{grid-template-columns:minmax(0,1fr)}
  .tr-steps{gap:6px}
  .tr-step span{display:none}
  .tr-step{padding:8px 10px}
  .tr-step.is-on span{display:inline}
  .tr-nav .btn{flex:1 1 auto}
}


/* ─────────── nav breakpoints (last word on display) ─────────── */
@media (min-width:1041px){ .menu-btn{display:none} }
@media (max-width:1040px){ .menu-btn{display:flex} .topnav{display:none} }


/* ─────────── faq ─────────── */
.faq{display:grid;gap:10px}
.faq details{padding:0;overflow:hidden}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;
  padding:22px 26px;font-size:17px;font-weight:600;letter-spacing:-.02em;color:var(--bone);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{margin-left:auto;flex-shrink:0;width:15px;height:15px;position:relative}
.faq summary i::before,.faq summary i::after{
  content:"";position:absolute;background:var(--acc-hot);border-radius:2px;
}
.faq summary i::before{left:0;top:6.75px;width:15px;height:1.5px;transition:transform .3s var(--ease)}
.faq summary i::after{left:6.75px;top:0;width:1.5px;height:15px;transition:opacity .3s var(--ease)}
.faq details[open] summary i::before{transform:rotate(180deg)}
.faq details[open] summary i::after{opacity:0}
.faq details p{margin:0;padding:0 26px 24px;color:var(--bone-dim);font-size:15.5px;line-height:1.64;max-width:82ch}
.faq details[open] p{animation:tpin .35s var(--ease)}
@media (max-width:640px){
  .faq summary{padding:18px 18px;font-size:15.5px;gap:12px}
  .faq details p{padding:0 18px 20px;font-size:15px}
}

/* ─────────── briefing form ─────────── */
.brief-card{text-align:left;align-items:stretch}
.brief-card .num,.brief-card h2,.brief-card .sec-sub{text-align:center}
.brief-card .sec-sub{margin-inline:auto}
.bform{margin-top:30px;width:100%;max-width:640px;margin-inline:auto;text-align:left}
.bf-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:14px}
.bf{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}
.bf > span{
  font-family:var(--mono);font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted-dark);
}
.bf input,.bf select,.bf textarea{
  width:100%;font-family:var(--sans);font-size:15.5px;color:var(--bone);
  background:rgba(240,235,227,.05);border:1px solid var(--glass-brd);border-radius:12px;
  padding:13px 15px;outline:none;transition:border-color .2s,background .2s;
}
.bf textarea{resize:vertical;min-height:84px;line-height:1.55}
.bf input:focus,.bf select:focus,.bf textarea:focus{border-color:rgba(226,74,38,.6);background:rgba(240,235,227,.08)}
.bf input::placeholder,.bf textarea::placeholder{color:var(--muted-dark)}
.bf select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23968C81' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 15px center;padding-right:38px;
}
.bf select option{background:#14110F;color:var(--bone)}
.bf-hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.bf-attached{
  margin:0 0 14px;font-size:13px;color:var(--acc-hot);
  display:flex;align-items:center;gap:8px;
}
.bf-attached::before{content:"✓";font-weight:700}
.bf-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:6px}
.bf-note{font-size:13px;color:var(--muted)}
.bf-msg{margin:16px 0 0;font-size:14.5px;line-height:1.55}
.bf-msg.is-bad{color:#F0A08A}
.bf-msg.is-wait{color:var(--muted)}
.bf-msg a{color:var(--acc-hot)}
.bf-done{text-align:center;padding:14px 0 4px}
.bf-done h3{font-size:26px;font-weight:800;letter-spacing:-.033em;margin:0 0 12px}
.bf-done p{margin:0;color:var(--bone-dim);font-size:16px;line-height:1.6;max-width:52ch;margin-inline:auto}
.foot-link{font-size:13.5px;color:var(--bone-dim);text-decoration:none;border-bottom:1px solid var(--glass-brd)}
.foot-link:hover{color:var(--acc-hot);border-color:var(--acc-hot)}
@media (max-width:640px){
  .bf-row{grid-template-columns:minmax(0,1fr);gap:0}
  .bf-actions .btn{width:100%}
}