/* ============================================================
   NGENT — v2 "THE SESSION" — the page IS a live demo.
   bg #171717 · panels #1C1C1C/#242424 · text #DEDEDE
   accent #F25623 as LIGHT — scalpel, not floodlight.
   ============================================================ */

@font-face{
  font-family:'Ugocranis';
  src:url('assets/fonts/ugocranis.woff2') format('woff2');
  font-display:swap;
}

:root{
  --bg:#171717; --bg1:#1C1C1C; --bg2:#242424; --bg3:#353535;
  --tx:#DEDEDE; --tx2:#C4C4C4; --mut:#8B8B8B; --dim:#848484;
  /* --dim = dimmest TEXT tier, WCAG AA on every surface it lands on:
     #141414 → 4.93:1, #171717 → 4.79:1, #1C1C1C → 4.56:1 (was #4D4D4D = 2.12:1). */
  --decor:#4D4D4D;
  --acc:#F25623; --accd:#C8451C;
  --hair:rgba(255,255,255,.07);
  --disp:'Ugocranis','Space Grotesk',sans-serif;
  --body:'Space Grotesk',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --ease:cubic-bezier(.16,1,.3,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scrollbar-width:thin;scrollbar-color:#333 transparent}
html,body{background:var(--bg);color:var(--tx)}
body{
  font-family:var(--body);font-size:15px;line-height:1.6;
  overflow-x:clip;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
::selection{background:var(--acc);color:#171717}
:focus-visible{outline:1px solid var(--acc);outline-offset:3px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.mono{font-family:var(--mono)}
.arr{color:var(--acc)}

#grain{
  position:fixed;inset:-40px;z-index:40;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

#birth{
  position:fixed;inset:0;width:100vw;height:100vh;z-index:30;
  pointer-events:none;opacity:1;transition:opacity .45s ease;
}
#birth.done{opacity:0}

/* ---------- nav ---------- */
#nav{
  position:relative;z-index:9;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px clamp(20px,4vw,56px);
}
.nav-left{display:flex;align-items:baseline;gap:14px}
.brand{font-family:var(--disp);font-size:21px;letter-spacing:.08em}
.prop{font-family:var(--mono);font-size:10px;letter-spacing:.24em;color:var(--mut);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:18px}
.nav-cta{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;color:var(--acc);
  border:1px solid rgba(242,86,35,.5);padding:9px 16px;
  will-change:transform;
  transition:background .35s var(--ease),border-color .35s var(--ease),
             transform .45s var(--ease);
}
/* the sound toggle mounts itself in here — a flex sibling of .lang-btn */
#sound-mount{display:flex;align-items:center}
.nav-cta:hover{background:rgba(242,86,35,.12);border-color:var(--acc)}
.nav-connect{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;color:var(--tx2);
  background:none;cursor:pointer;
  border:1px solid rgba(255,255,255,.16);padding:9px 16px;
  transition:color .35s var(--ease),border-color .35s var(--ease);
}
.nav-connect:hover,.nav-connect:focus-visible{color:var(--tx);border-color:var(--tx2)}
.nav-dot{
  width:6px;height:6px;border-radius:50%;background:var(--acc);
  box-shadow:0 0 8px rgba(242,86,35,.8);
  animation:pulse 2.6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- language switcher (live .lang-btn pattern, session-styled) ---------- */
.lang-selector{display:flex;align-items:center;gap:2px}
.lang-btn{
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  background:transparent;color:var(--mut);
  border:1px solid transparent;
  padding:7px 9px;line-height:1;cursor:pointer;
  transition:color .35s var(--ease),border-color .35s var(--ease);
}
.lang-btn:hover{color:var(--tx)}
.lang-btn.active{color:var(--acc);border-color:rgba(242,86,35,.45)}
.lang-btn:focus-visible{outline:1px solid var(--acc);outline-offset:2px}

/* ---------- hero ---------- */
#hero{
  position:relative;z-index:2;
  height:calc(100vh - 70px);
  min-height:560px;max-height:1020px;
  display:flex;flex-direction:column;
  padding:6px clamp(20px,4vw,56px) 34px;
}
.hero-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:20px;
}
.overline{
  font-family:var(--mono);font-size:10px;letter-spacing:.3em;color:var(--mut);
  display:flex;align-items:center;gap:10px;margin-bottom:10px;
}
.overline .tick{width:22px;height:1px;background:var(--acc);display:inline-block}
.h1{
  font-family:var(--disp);font-weight:400;
  font-size:clamp(30px,4.3vw,54px);line-height:1.02;letter-spacing:.015em;
}
.h1 .accent{color:var(--acc)}
.sub{color:var(--mut);font-size:14px;font-weight:300;margin-top:8px;max-width:72ch}

.steps{list-style:none;display:flex;gap:22px;padding-bottom:8px}
.step{display:flex;flex-direction:column;gap:8px}
.step i{display:block;width:100%;height:1px;background:rgba(255,255,255,.14)}
.step span{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.26em;color:var(--dim);
  transition:color .5s var(--ease);white-space:nowrap;
}
.step.on i{background:var(--acc);box-shadow:0 0 8px rgba(242,86,35,.6)}
.step.on span{color:var(--tx)}
.step.done i{background:var(--accd);box-shadow:none}
.step.done span{color:var(--mut)}

/* ---------- stage: terminal + dm ---------- */
#stage{
  position:relative;flex:1;
  display:flex;gap:18px;align-items:stretch;justify-content:center;
  min-height:0;
}

/* THE TERMINAL — dark glass, film chrome */
#term{
  position:relative;
  flex:0 1 780px;min-width:0;
  display:flex;flex-direction:column;
  background:linear-gradient(180deg,#1D1D1E 0%,#191919 8%,#161616 100%);
  border:1px solid var(--hair);
  border-top-color:rgba(255,255,255,.12);
  border-radius:10px;
  box-shadow:
    0 40px 90px rgba(0,0,0,.55),
    0 6px 22px rgba(0,0,0,.4),
    inset 0 1px 0 rgba(255,255,255,.03);
  opacity:0;transform:translateY(6px) scale(.992);
  transition:opacity .4s var(--ease),transform .6s var(--ease),box-shadow 1.2s var(--ease);
}
#term.born{opacity:1;transform:none}
#term.online{
  box-shadow:
    0 40px 90px rgba(0,0,0,.55),
    0 6px 22px rgba(0,0,0,.4),
    0 0 60px rgba(242,86,35,.07),
    inset 0 1px 0 rgba(255,255,255,.03);
}
.t-bar{
  display:flex;align-items:center;gap:14px;
  padding:11px 16px;
  border-bottom:1px solid rgba(255,255,255,.06);
  background:linear-gradient(180deg,rgba(255,255,255,.028),rgba(255,255,255,0));
  border-radius:10px 10px 0 0;
}
.t-dots{display:flex;gap:7px}
.t-dots i{width:10px;height:10px;border-radius:50%;background:#2E2E2E;border:1px solid rgba(255,255,255,.09)}
.t-dots i:first-child{background:rgba(242,86,35,.4);border-color:rgba(242,86,35,.35)}
.t-title{
  flex:1;text-align:center;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--mut);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.t-res{display:flex;align-items:center;gap:8px}
.t-res-lb{font-family:var(--mono);font-size:8.5px;letter-spacing:.3em;color:var(--dim)}

/* the ember — V1's spark as an avatar dot */
.ember{
  position:relative;width:9px;height:9px;border-radius:50%;
  background:#3A3A3A;box-shadow:none;flex:none;
  transition:background .6s ease;
}
.ember.on{
  background:radial-gradient(circle at 38% 34%,#FFD6AA 0%,#F25623 52%,#B03A12 100%);
  box-shadow:0 0 7px 1px rgba(242,86,35,.85),0 0 20px 5px rgba(242,86,35,.28);
  animation:breathe 2.6s ease-in-out infinite;
}
.ember.big{width:26px;height:26px}
.ember.big.on{box-shadow:0 0 10px 2px rgba(242,86,35,.85),0 0 30px 8px rgba(242,86,35,.3)}
.ember.on.flare{animation:flare .8s var(--ease)}
@keyframes breathe{
  0%,100%{box-shadow:0 0 7px 1px rgba(242,86,35,.85),0 0 20px 5px rgba(242,86,35,.28)}
  50%{box-shadow:0 0 5px 1px rgba(242,86,35,.55),0 0 12px 3px rgba(242,86,35,.16)}
}
@keyframes flare{
  0%{transform:scale(1)}
  22%{transform:scale(1.65);box-shadow:0 0 14px 4px rgba(242,86,35,1),0 0 44px 14px rgba(242,86,35,.5)}
  100%{transform:scale(1)}
}

.t-body{
  flex:1;min-height:0;
  padding:16px 20px 18px;
  overflow-y:auto;scrollbar-width:none;
  font-family:var(--mono);font-size:12.5px;line-height:1.62;
  color:var(--tx2);
}
.t-body::-webkit-scrollbar{width:0}
/* the transcript is a keyboard-reachable scroll region (tabindex=0) — it must
   show where focus is. Inset ring: the terminal box already has its own border,
   so an outset outline would collide with it. */
.t-body:focus-visible{outline:2px solid var(--acc);outline-offset:-2px}
/* once the transcript has scrolled, the top edge fades — history reading as
   history. Only when there IS something above (main.js sets .scrolled), so an
   unscrolled terminal never has its first line dimmed. */
.t-body.scrolled{
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,0) 0,#000 26px);
  mask-image:linear-gradient(180deg,rgba(0,0,0,0) 0,#000 26px);
}
.ln{white-space:pre-wrap;word-break:break-word;min-height:1.62em}
.ln .p{color:var(--dim);margin-right:9px}
.ln .g{color:var(--acc)}          /* glyphs ✓ ⠿ ❯ ● */
.ln .w{color:#F2F2F2}
.ln .d{color:var(--mut)}
.c-cmd{color:#F2F2F2}
.c-dim{color:var(--mut)}
.c-work .d{color:var(--mut)}
.c-hd{color:#F2F2F2;font-weight:500}
.c-on{color:var(--acc);font-weight:500;text-shadow:0 0 14px rgba(242,86,35,.5)}
.c-banner{
  color:var(--acc);font-size:10px;line-height:1.28;letter-spacing:0;
  text-shadow:0 0 18px rgba(242,86,35,.3);
  margin:6px 0 2px;
}
.c-tag{color:var(--mut);font-size:10.5px;margin-bottom:8px}
.c-gap{min-height:.8em}

/* the QR block — corner-ticked, family grammar.
   The code inside is REAL and scannable, so it is printed the way a
   terminal actually prints one: dark ink on light paper, hard edges,
   no glow, no letter-spacing, a 4-module quiet zone baked into the
   grid. The half-block glyphs (█ ▀ ▄) are NOT in the JetBrains Mono
   subset, so this stack deliberately skips it — space and block must
   come from the SAME font or the columns drift and it stops scanning.
   main.js pins line-height to exactly 2× the measured advance so the
   modules come out square. */
.qrbox{
  position:relative;display:inline-block;
  margin:8px 0 6px 26px;padding:10px 12px;
}
.qrbox::before,.qrbox::after{
  content:"";position:absolute;width:14px;height:14px;
  border:1px solid rgba(242,86,35,.85);
}
.qrbox::before{top:0;left:0;border-right:none;border-bottom:none}
.qrbox::after{bottom:0;right:0;border-left:none;border-top:none}
.qr{
  display:inline-block;
  font-family:ui-monospace,'DejaVu Sans Mono','Liberation Mono',Menlo,Consolas,monospace;
  font-size:11px;line-height:1.2;letter-spacing:0;font-variant-ligatures:none;
  color:#131313;background:#C6C6C6;
  white-space:pre;text-shadow:none;
  padding:2px 3px;border-radius:1px;
}
.qr div{min-height:0}
/* the honest tag — the code IS scannable (it opens ngent.noid.gg); the
   PAIRING code is a per-install secret and prints in your own terminal */
.qr-lb{
  display:block;margin-top:9px;max-width:210px;
  font-family:var(--mono);font-size:7.5px;letter-spacing:.2em;line-height:2;
  color:var(--mut);white-space:normal;
}

.cur{
  display:inline-block;width:.62em;height:1.15em;
  background:var(--acc);vertical-align:text-bottom;margin-left:2px;
  box-shadow:0 0 8px rgba(242,86,35,.6);
  animation:blink 1.05s steps(1) infinite;
}
@keyframes blink{0%,100%{opacity:1}55%{opacity:.25}}

#skip{
  position:absolute;top:48px;right:16px;z-index:3;
  font-family:var(--mono);font-size:9px;letter-spacing:.22em;
  color:var(--dim);background:rgba(23,23,23,.55);border:none;cursor:pointer;
  padding:6px 8px;border-radius:4px;
  transition:color .3s ease;
}
#skip:hover,#skip:focus-visible{color:var(--acc)}

/* scanlines + vignette — film texture, whisper quiet */
.t-scan{
  position:absolute;inset:0;border-radius:10px;pointer-events:none;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.024) 0 1px,transparent 1px 3px),
    radial-gradient(120% 90% at 50% 8%,transparent 55%,rgba(0,0,0,.26) 100%);
  mix-blend-mode:overlay;
}

/* ---------- DM pane — NoidChat glass ---------- */
#dm{
  flex:0 0 0px;min-width:0;overflow:hidden;
  opacity:0;transform:translateX(26px);
  transition:flex-basis .7s var(--ease),opacity .55s var(--ease) .1s,transform .7s var(--ease);
}
#stage.has-dm #dm{flex-basis:352px;opacity:1;transform:none}
.dm-inner{
  width:352px;height:100%;
  display:flex;flex-direction:column;
  background:linear-gradient(180deg,#1E1D1C 0%,#191818 100%);
  border:1px solid var(--hair);
  border-top-color:rgba(255,255,255,.11);
  border-radius:10px;
  box-shadow:0 40px 90px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.03);
}
.dm-head{
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.dm-id{flex:1;min-width:0}
.dm-id b{display:block;font-size:13px;font-weight:500;letter-spacing:.02em;color:var(--tx)}
.dm-sub{font-family:var(--mono);font-size:8.5px;letter-spacing:.26em;color:var(--mut)}
.dm-sub .e2ee{
  font-style:normal;color:var(--acc);
  border:1px solid rgba(242,86,35,.45);padding:1px 5px;margin-left:2px;
}
/* THE HONESTY CHIP — this pane answers from a local script. The pulsing dot
   lives INSIDE it, so a lit dot can never read as "a live agent is online". */
.dm-demo{
  flex:none;display:flex;align-items:center;gap:5px;
  padding:3px 6px;
  font-size:7.5px;letter-spacing:.2em;font-weight:700;
  color:var(--mut);text-transform:uppercase;white-space:nowrap;
  border:1px dashed rgba(222,222,222,.28);border-radius:3px;
  background:rgba(255,255,255,.02);
}
.dm-live{color:var(--acc);font-size:8px;font-style:normal;text-shadow:0 0 8px rgba(242,86,35,.8);animation:pulse 2.6s ease-in-out infinite}

.dm-msgs{
  flex:1;min-height:0;overflow-y:auto;scrollbar-width:none;
  display:flex;flex-direction:column;gap:9px;
  padding:16px 14px;
}
.dm-msgs::-webkit-scrollbar{width:0}
.dm-msgs .msg:first-child{margin-top:auto}
.msg{
  max-width:86%;
  padding:9px 13px;border-radius:11px;
  font-size:13px;line-height:1.5;font-weight:300;
  opacity:0;transform:translateY(8px);
  animation:msgin .45s var(--ease) forwards;
}
@keyframes msgin{to{opacity:1;transform:none}}
.msg.in{
  align-self:flex-start;
  background:#242322;border:1px solid rgba(255,255,255,.06);
  border-radius:11px 11px 11px 4px;color:var(--tx2);
}
.msg.in b{color:var(--tx);font-weight:500}
.msg.in code{
  font-family:var(--mono);font-size:11px;color:var(--acc);
  background:rgba(242,86,35,.08);padding:1px 5px;border-radius:4px;
}
.msg.out{
  align-self:flex-end;
  background:rgba(242,86,35,.10);
  border:1px solid rgba(242,86,35,.30);
  border-radius:11px 11px 4px 11px;color:var(--tx);
}
.msg.typing{
  display:flex;gap:5px;align-items:center;padding:12px 14px;
}
.msg.typing i{
  width:5px;height:5px;border-radius:50%;background:var(--mut);
  animation:tybob 1s ease-in-out infinite;
}
.msg.typing i:nth-child(2){animation-delay:.15s}
.msg.typing i:nth-child(3){animation-delay:.3s}
@keyframes tybob{0%,100%{opacity:.35;transform:none}50%{opacity:1;transform:translateY(-3px)}}

#dmForm{
  display:flex;gap:9px;align-items:center;
  padding:12px 14px;
  border-top:1px solid rgba(255,255,255,.06);
}
#dmIn{
  flex:1;min-width:0;
  background:#141414;border:1px solid rgba(255,255,255,.09);
  border-radius:8px;padding:10px 13px;
  font-family:var(--body);font-size:13px;color:var(--tx);
  transition:border-color .3s ease;
}
#dmIn::placeholder{color:var(--dim)}
#dmIn:focus{outline:none;border-color:rgba(242,86,35,.55)}
#dmForm button{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;
  color:var(--acc);background:none;cursor:pointer;
  border:1px solid rgba(242,86,35,.5);border-radius:8px;
  padding:10px 13px;display:flex;gap:6px;align-items:center;
  transition:background .3s ease;
}
#dmForm button:hover,#dmForm button:focus-visible{background:rgba(242,86,35,.12)}

/* ---------- stage foot ---------- */
.stage-foot{
  display:flex;justify-content:space-between;gap:16px;
  padding:14px 4px 0;
}
.sf-status{font-size:9.5px;letter-spacing:.28em;color:var(--mut)}
.sf-status .lit{color:var(--acc)}
.sf-hint{font-size:9.5px;letter-spacing:.28em;color:var(--acc);animation:pulse 2.6s ease-in-out infinite}

/* ---------- proof cards ---------- */
#proof{position:relative;z-index:2;padding:90px clamp(20px,4vw,56px) 30px;max-width:1240px;margin:0 auto}
.sec-overline{
  font-family:var(--mono);font-size:10px;letter-spacing:.3em;color:var(--mut);
  margin-bottom:26px;
  /* the overline IS each section's heading (now a real <h2>, so the document
     doesn't jump h1 → h3). Pin the weight so the <h2> renders exactly as the
     old <p> did — the UA's bold default must not leak in. */
  font-weight:400;
}
.sec-overline .idx{color:var(--acc);margin-right:14px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card{
  position:relative;isolation:isolate;
  background:linear-gradient(180deg,#1D1D1D,#191919);
  border:1px solid var(--hair);border-radius:10px;
  padding:22px 22px 18px;
  transition:transform .45s var(--ease),border-color .45s var(--ease);
}
.card::before{
  content:"";position:absolute;top:0;left:22px;right:auto;width:26px;height:1px;
  background:var(--acc);opacity:.9;z-index:2;
}
/* POINTER LIFE — a light that falls where the cursor is. It sits BEHIND the
   copy (z-index 0 under the content's 1), so it lifts the card, never tints
   the words. --mx/--my are written by main.js off a cached rect; with no
   pointer (headless, touch, reduced-motion) it simply never lights. */
.card::after{
  content:"";position:absolute;inset:0;border-radius:10px;z-index:0;
  pointer-events:none;opacity:0;
  background:radial-gradient(220px circle at var(--mx,50%) var(--my,50%),
    rgba(242,86,35,.16),rgba(242,86,35,.05) 42%,transparent 68%);
  transition:opacity .5s var(--ease);
}
.card.lit::after{opacity:1}
.card > *{position:relative;z-index:1}
.card:hover{transform:translateY(-3px);border-color:rgba(242,86,35,.3)}
.c-cat{font-family:var(--mono);font-size:9px;letter-spacing:.26em;color:var(--mut);margin:4px 0 10px}
.c-name{font-family:var(--disp);font-weight:400;font-size:21px;letter-spacing:.02em;margin-bottom:12px}
.card ul{list-style:none;margin-bottom:16px}
.card li{
  font-size:12.5px;font-weight:300;color:var(--tx2);
  padding:5px 0 5px 16px;position:relative;
}
.card li::before{content:"—";position:absolute;left:0;color:var(--accd);font-size:10px;top:7px}
.c-go{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.22em;color:var(--mut);
  transition:color .3s ease;
}
.c-go:hover{color:var(--acc)}

/* ---------- the manual — man ngent, session voice ---------- */
#manual{position:relative;z-index:2;padding:60px clamp(20px,4vw,56px) 30px;max-width:1240px;margin:0 auto}
.man{
  background:linear-gradient(180deg,#1D1D1E 0%,#191919 8%,#161616 100%);
  border:1px solid var(--hair);
  border-top-color:rgba(255,255,255,.12);
  border-radius:10px;
  box-shadow:0 40px 90px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.03);
  overflow:hidden;
}
.man-bar{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:13px 22px;
  border-bottom:1px solid rgba(255,255,255,.06);
  background:linear-gradient(180deg,rgba(255,255,255,.028),rgba(255,255,255,0));
}
.man-cmd{font-size:12.5px;color:#F2F2F2}
.man-cmd .p{color:var(--dim);margin-right:9px}
.man-hd{font-size:9px;letter-spacing:.26em;color:var(--dim);white-space:nowrap}
.man-cols{
  display:grid;grid-template-columns:1fr 1fr;
  padding:10px 0;
}
.m-sec{
  min-width:0; /* the pre blocks must scroll inside, never widen the column */
  padding:22px 24px 20px;
  border-bottom:1px solid rgba(255,255,255,.045);
}
.m-sec:nth-child(odd){border-right:1px solid rgba(255,255,255,.045)}
.m-sec:nth-last-child(1),.m-sec:nth-last-child(2){border-bottom:none}
.m-h{
  font-family:var(--mono);font-weight:500;font-size:10.5px;letter-spacing:.26em;
  color:var(--acc);margin-bottom:12px;
}
.m-h .m-x{color:var(--dim);font-weight:400;letter-spacing:.2em}
.m-p{
  font-size:13px;font-weight:300;line-height:1.65;color:var(--tx2);
  max-width:62ch;overflow-wrap:break-word;
}
.m-p + .m-p{margin-top:9px}
.m-p b{color:var(--tx);font-weight:500}
.m-p code{
  font-family:var(--mono);font-size:11px;color:var(--acc);
  background:rgba(242,86,35,.08);padding:1px 5px;border-radius:4px;
}
.m-code{
  font-family:var(--mono);font-size:11.5px;line-height:1.7;color:var(--tx2);
  background:#141414;border:1px solid rgba(255,255,255,.06);border-radius:6px;
  padding:11px 14px;margin:11px 0;
  overflow-x:auto;white-space:pre;
}
.m-code .p{color:var(--dim)}
.m-code .d{color:var(--mut)}
.m-code .g{color:var(--acc)}
.m-rows{margin:12px 0 2px;border-top:1px solid rgba(255,255,255,.05)}
.m-row{
  display:flex;gap:12px;align-items:baseline;
  padding:8px 2px;border-bottom:1px solid rgba(255,255,255,.05);
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--mut);
}
.m-row .k{color:var(--acc);flex:none;min-width:20px}
.m-row .v b{color:var(--tx);font-weight:500}
.man-foot{
  display:flex;justify-content:space-between;align-items:baseline;gap:14px;flex-wrap:wrap;
  padding:16px 24px 18px;
  border-top:1px solid rgba(255,255,255,.06);
}
.m-see{font-size:9.5px;letter-spacing:.18em;color:var(--dim);line-height:2}
.m-see a{color:var(--mut);transition:color .3s ease}
.m-see a:hover{color:var(--acc)}
.m-ver{font-size:9.5px;letter-spacing:.2em;color:var(--dim);white-space:nowrap}

/* ---------- CTA ---------- */
#cta{position:relative;z-index:2;padding:80px clamp(20px,4vw,56px) 90px;max-width:1240px;margin:0 auto}
.f-big{
  font-family:var(--disp);font-weight:400;
  font-size:clamp(52px,8vw,110px);line-height:.95;letter-spacing:.01em;
  margin:8px 0 30px;
}
.f-big .accent{color:var(--acc)}
.cmds{max-width:640px}
.cmdrow{
  display:flex;align-items:center;gap:16px;
  border:1px solid var(--hair);border-radius:8px;
  background:#1A1A1A;
  padding:13px 18px;margin-bottom:10px;
}
.cmd-n{font-family:var(--mono);font-size:9px;letter-spacing:.2em;color:var(--acc)}
.cmdrow code{font-family:var(--mono);font-size:12.5px;color:var(--tx);word-break:break-all}
.cmdrow .p{color:var(--dim);margin-right:8px}
.req{font-family:var(--mono);font-size:9px;letter-spacing:.22em;color:var(--dim);margin:14px 2px 0}
.f-ctas{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.btn{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;
  padding:13px 22px;border-radius:2px;
  transition:background .35s var(--ease),border-color .35s var(--ease),
             color .35s var(--ease),transform .5s var(--ease);
}
.btn-a{will-change:transform}
.btn-a{color:#171717;background:var(--acc)}
.btn-a:hover{background:#FF6A35}
.btn-a .arr{color:#171717}
.btn-b{color:var(--tx2);border:1px solid rgba(255,255,255,.16)}
.btn-b:hover{border-color:var(--tx2);color:var(--tx)}

/* ---------- footer ---------- */
#foot{
  position:relative;z-index:2;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding:26px clamp(20px,4vw,56px) 34px;
  border-top:1px solid var(--hair);
  font-family:var(--mono);font-size:9.5px;letter-spacing:.2em;color:var(--dim);
}
#foot a{color:var(--mut);transition:color .3s ease}
#foot a:hover{color:var(--acc)}

/* ============================================================
   zh-CN — Ugocranis has no CJK: per-glyph fallback to a clean
   system CJK stack; long tracking eases off so hanzi don't fall
   apart; body copy breathes at CJK line-heights. The terminal
   transcript is untouched — it stays English mono by design.
   ============================================================ */
html[lang^="zh"]{
  --disp:'Ugocranis','Noto Sans CJK SC','PingFang SC','Hiragino Sans GB','Source Han Sans SC','Microsoft YaHei',sans-serif;
  --body:'Space Grotesk','Noto Sans CJK SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  --mono:'JetBrains Mono','Noto Sans Mono CJK SC','Noto Sans CJK SC','PingFang SC','Microsoft YaHei',ui-monospace,monospace;
}
html[lang^="zh"] .h1{line-height:1.14;letter-spacing:.03em}
html[lang^="zh"] .sub{line-height:1.9}
html[lang^="zh"] .prop{letter-spacing:.14em}
html[lang^="zh"] .overline,html[lang^="zh"] .sec-overline{letter-spacing:.18em}
html[lang^="zh"] .step span{letter-spacing:.14em;font-size:10.5px}
html[lang^="zh"] .t-res-lb{font-size:10px;letter-spacing:.16em}
/* block-glyph art (QR half-blocks, ASCII banner) must NEVER fall back to
   the full-width CJK mono — pin it to the Latin mono stack */
html[lang^="zh"] .c-banner{font-family:'JetBrains Mono',ui-monospace,monospace}
html[lang^="zh"] .qr{font-family:ui-monospace,'DejaVu Sans Mono','Liberation Mono',Menlo,Consolas,monospace}
html[lang^="zh"] .sf-status,html[lang^="zh"] .sf-hint{letter-spacing:.14em;font-size:10.5px}
html[lang^="zh"] .msg{line-height:1.75}
html[lang^="zh"] #dmForm button{letter-spacing:.1em}
html[lang^="zh"] .qr-lb{font-size:9px;letter-spacing:.12em}
html[lang^="zh"] .c-cat{letter-spacing:.14em;font-size:10px}
html[lang^="zh"] .c-name{letter-spacing:.04em}
html[lang^="zh"] .card li{letter-spacing:.02em}
html[lang^="zh"] .c-go{letter-spacing:.12em}
html[lang^="zh"] .m-h{letter-spacing:.14em;font-size:11.5px}
html[lang^="zh"] .m-h .m-x{letter-spacing:.1em}
html[lang^="zh"] .m-p{line-height:1.9}
html[lang^="zh"] .m-row{letter-spacing:.06em;font-size:11px}
html[lang^="zh"] .man-hd,html[lang^="zh"] .m-ver{letter-spacing:.12em}
html[lang^="zh"] .m-see{letter-spacing:.1em}
html[lang^="zh"] .req{letter-spacing:.12em}
html[lang^="zh"] .btn,html[lang^="zh"] .nav-cta,html[lang^="zh"] .nav-connect{letter-spacing:.14em}
html[lang^="zh"] .f-fam,html[lang^="zh"] #foot{letter-spacing:.12em}

/* ============================================================
   TALL DESKTOP — launch polish: the stage stops stretching, so
   the DM pane never becomes a mostly-empty column. The manual
   peeks instead. (No effect at 900px-tall shot viewports.)
   ============================================================ */
@media(min-width:901px) and (min-height:980px){
  #hero{max-height:900px}
  #stage{max-height:680px}
}

/* ============================================================
   MOBILE — 390x844 art direction
   ============================================================ */
@media(max-width:900px){
  #nav{padding:16px 14px}
  .prop{display:none} /* the hero overline right below carries the title */
  .nav-links{gap:9px}
  .nav-connect,.nav-cta{font-size:9.5px;letter-spacing:.18em;padding:8px 11px}
  .lang-btn{padding:6px 6px}
  .noid-snd{padding:5px 6px}
  #hero{padding:0 14px 22px;height:auto;min-height:auto}
  .hero-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:14px}
  .h1{font-size:30px}
  .sub{display:none}
  .steps{gap:14px;padding-bottom:0}
  .step span{font-size:8.5px;letter-spacing:.2em}
  #stage{flex-direction:column;gap:12px}
  #term{flex:none}
  .t-body{height:236px;flex:none;font-size:11px;padding:12px 14px}
  .c-banner{font-size:7.5px}
  .qr{font-size:8px}
  .qrbox{margin-left:8px;padding:8px 9px}
  .qr-lb{max-width:165px}
  .t-title{display:none}
  .t-bar{justify-content:space-between}
  #dm{flex:none;transform:translateY(20px);transition:opacity .55s var(--ease) .1s,transform .7s var(--ease)}
  #stage.has-dm #dm{flex-basis:auto;transform:none}
  .dm-inner{width:100%;height:auto}
  .dm-msgs{height:188px;flex:none}
  .stage-foot{padding-top:10px}
  .sf-status{font-size:8px;letter-spacing:.2em}
  .sf-hint{display:none}
  #proof{padding:60px 18px 10px}
  .cards{grid-template-columns:1fr}
  #manual{padding:44px 14px 10px}
  .man-cols{grid-template-columns:1fr;padding:4px 0}
  .m-sec{padding:18px 16px}
  .m-sec:nth-child(odd){border-right:none}
  .m-sec:nth-last-child(2){border-bottom:1px solid rgba(255,255,255,.045)}
  .man-bar{padding:11px 16px}
  .man-hd{display:none}
  .man-foot{flex-direction:column;padding:14px 16px 16px}
  .qr-lb{font-size:6px;letter-spacing:.18em}
  #cta{padding:56px 18px 60px}
  #foot{flex-direction:column;gap:8px}
}

/* ============================================================
   POSE MODE — deterministic stills: freeze all motion,
   base styles ARE the good-looking state.
   ============================================================ */
html.pose *,html.pose *::before,html.pose *::after{
  animation:none!important;transition:none!important;
}
html.pose #term{opacity:1;transform:none}
html.pose .msg{opacity:1;transform:none}
html.pose #birth{display:none}
html.pose .card::after{opacity:0}
html.pose .nav-cta,html.pose .btn-a{transform:none}

/* ============================================================
   REDUCED MOTION — static complete page (shares pose styling)
   ============================================================ */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  #term{opacity:1;transform:none}
  .msg{opacity:1;transform:none}
  #birth{display:none}
  /* the pointer enhancements never attach here (main.js bails), and the
     styles they'd drive are neutralised so nothing can be left half-on */
  .card::after{display:none}
  .card:hover{transform:none}
  .nav-cta,.btn-a{transform:none!important}
}