:root{
  --ink:#0B0C0E;
  --ink-2:#121418;
  --ink-3:#1A1D22;
  --line:rgba(255,255,255,.11);
  --line-2:rgba(255,255,255,.06);
  --paper:#F2EFE9;
  --paper-dim:#A8A49C;
  --paper-faint:#6E6B66;
  --gold:#E8B04B;
  --gold-dim:#8A6A2C;

  --s1:.5rem; --s2:1rem; --s3:1.5rem; --s4:2.5rem; --s5:4rem; --s6:6.5rem; --s7:10rem;
  --wrap:1440px;
  --r:4px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--ink); color:var(--paper);
  font-family:'Satoshi',system-ui,-apple-system,sans-serif;
  font-size:17px; line-height:1.65; font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%; height:auto; display:block}
h1,h2,h3,h4{font-family:'Clash Display','Satoshi',system-ui,sans-serif; font-weight:600; line-height:1.05; margin:0; letter-spacing:-.015em; word-spacing:.1em}
p{margin:0}
a{color:inherit}

.skip{position:absolute;left:-9999px;top:0;background:var(--gold);color:#000;padding:.75rem 1.25rem;z-index:200}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--gold); outline-offset:3px}

/* ---------- top bar ---------- */
.topbar{
  position:fixed; inset:0 0 auto 0; z-index:100;
  display:flex; align-items:center; justify-content:space-between; gap:var(--s3);
  padding:.85rem clamp(1rem,3.5vw,2.5rem);
  background:rgba(11,12,14,0); backdrop-filter:blur(0px);
  border-bottom:1px solid transparent;
  transition:background .35s ease, border-color .35s ease, backdrop-filter .35s ease;
}
.topbar.solid{background:rgba(11,12,14,.86); backdrop-filter:blur(16px) saturate(140%); border-bottom-color:var(--line-2)}
.brand{display:flex; align-items:center; gap:.6rem; text-decoration:none; color:var(--paper); flex:none}
.mark{width:24px;height:24px;color:var(--gold);flex:none}
.wordmark{font-family:'Clash Display',sans-serif; font-weight:600; font-size:.95rem; letter-spacing:.01em; word-spacing:.12em; line-height:1}
.wordmark em{font-style:normal; color:var(--paper-dim); font-weight:600}
.wordmark em::before{content:" "}
.navlinks{display:flex; gap:.15rem; flex-wrap:wrap; justify-content:flex-end}
.navlinks a{
  text-decoration:none; font-size:.74rem; letter-spacing:.09em; text-transform:uppercase;
  color:var(--paper-dim); padding:.45rem .7rem; border-radius:var(--r);
  display:inline-flex; align-items:baseline; gap:.42rem; transition:color .2s, background .2s; white-space:nowrap;
}
.navlinks a span{color:var(--gold-dim); font-size:.66rem; font-variant-numeric:tabular-nums}
.navlinks a:hover{color:var(--paper); background:rgba(255,255,255,.05)}
@media(max-width:940px){ .navlinks{display:none} }

/* ---------- hero ---------- */
.hero{position:relative; min-height:100svh; display:flex; align-items:flex-end; overflow:hidden}
.hero-img{position:absolute; inset:0}
.hero-img img{width:100%; height:100%; object-fit:cover; object-position:center 72%; opacity:.42; transform:scale(1.06)}
.hero::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(120% 85% at 18% 92%, rgba(11,12,14,.96) 0%, rgba(11,12,14,.55) 45%, rgba(11,12,14,.1) 75%),
    linear-gradient(to top, var(--ink) 2%, rgba(11,12,14,.35) 45%, rgba(11,12,14,.72) 100%);
}
.hero-copy{position:relative; z-index:2; padding:0 clamp(1.25rem,5vw,5rem) clamp(4rem,9vh,7rem); max-width:min(1080px,94vw)}
.kicker{
  font-size:.72rem; letter-spacing:.24em; text-transform:uppercase; color:var(--gold);
  margin-bottom:var(--s3); display:flex; align-items:center; gap:.8rem;
}
.kicker::after{content:""; height:1px; width:clamp(2rem,7vw,5rem); background:var(--gold-dim)}
.hero h1{
  font-size:clamp(3.1rem,11.5vw,9.5rem); font-weight:700; line-height:.86;
  letter-spacing:-.045em; margin-bottom:clamp(1.25rem,3vw,2rem);
}
.hero h1 em{font-style:normal; color:var(--gold)}
.sub{font-size:clamp(1.02rem,1.85vw,1.5rem); max-width:47ch; color:#D6D2CA; line-height:1.5}
.hero-actions{display:flex; gap:.7rem; flex-wrap:wrap; margin-top:clamp(1.75rem,4vw,2.75rem)}
.btn{
  display:inline-flex; align-items:center; text-decoration:none;
  background:var(--gold); color:#14100A; font-weight:700; font-size:.86rem;
  letter-spacing:.05em; text-transform:uppercase; padding:.92rem 1.6rem; border-radius:var(--r);
  transition:transform .18s ease, background .18s ease;
}
.btn:hover{background:#F3C264; transform:translateY(-2px)}
.btn.ghost{background:transparent; color:var(--paper); border:1px solid var(--line); font-weight:500; text-transform:none; letter-spacing:0}
.btn.ghost:hover{background:rgba(255,255,255,.07); border-color:rgba(255,255,255,.3)}
.scroll-cue{position:absolute; bottom:1.6rem; left:50%; translate:-50% 0; z-index:3; width:1px; height:44px; background:linear-gradient(var(--gold-dim),transparent); overflow:hidden}
.scroll-cue span{position:absolute; inset:0; background:var(--gold); animation:cue 2.4s cubic-bezier(.7,0,.3,1) infinite}
@keyframes cue{0%{transform:translateY(-100%)}60%,100%{transform:translateY(100%)}}
@media(max-width:640px){ .scroll-cue{display:none} }

/* ---------- thesis ---------- */
.thesis{max-width:var(--wrap); margin:0 auto; padding:clamp(4.5rem,11vw,var(--s7)) clamp(1.25rem,5vw,5rem)}
.big{
  font-family:'Clash Display',sans-serif; font-weight:600;
  font-size:clamp(1.45rem,3.4vw,2.85rem); line-height:1.22; letter-spacing:-.025em;
  max-width:30ch; margin-bottom:clamp(3rem,7vw,5.5rem);
}
.thesis-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(275px,1fr)); gap:clamp(1.75rem,4vw,3.5rem)}
.thesis-grid h4{font-size:1.03rem; margin-bottom:.7rem; padding-top:1.1rem; border-top:1px solid var(--gold-dim)}
.thesis-grid p{color:var(--paper-dim); font-size:.97rem; line-height:1.68}

/* ---------- product lines ---------- */
.lines{
  max-width:var(--wrap); margin:0 auto clamp(3rem,8vw,6rem);
  padding:clamp(2rem,4vw,3rem) clamp(1.25rem,5vw,5rem);
}
.lines>h3{font-size:.74rem; letter-spacing:.24em; text-transform:uppercase; color:var(--gold); font-family:'Satoshi',sans-serif; font-weight:700; margin-bottom:var(--s3)}
.lines ol{list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:1px; background:var(--line-2); border:1px solid var(--line-2); border-radius:var(--r); overflow:hidden}
.lines li{background:var(--ink-2); padding:1.5rem 1.6rem; counter-increment:ln}
.lines li::before{content:"0" counter(ln); display:block; font-size:.7rem; letter-spacing:.14em; color:var(--gold-dim); margin-bottom:.6rem; font-variant-numeric:tabular-nums}
.lines ol{counter-reset:ln}
.lines strong{display:block; font-family:'Clash Display',sans-serif; font-size:1.12rem; font-weight:600; margin-bottom:.3rem}
.lines span{color:var(--paper-dim); font-size:.93rem; line-height:1.6}

/* ---------- chapters ---------- */
.chapter{max-width:var(--wrap); margin:0 auto; padding:clamp(3.5rem,8vw,var(--s6)) clamp(1.25rem,5vw,5rem); scroll-margin-top:70px}
.chapter+.chapter{border-top:1px solid var(--line-2)}
.chapter-head{max-width:64ch; margin-bottom:clamp(2.25rem,5vw,3.5rem)}
.num{
  display:block; font-family:'Clash Display',sans-serif; font-size:.78rem; letter-spacing:.2em;
  color:var(--gold); margin-bottom:.9rem; font-variant-numeric:tabular-nums;
}
.chapter-head h2{font-size:clamp(1.95rem,5.2vw,3.7rem); letter-spacing:-.028em; margin-bottom:1rem}
.lede{color:var(--paper-dim); font-size:clamp(1rem,1.55vw,1.16rem); line-height:1.62; max-width:58ch}

.grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(340px,1fr)); gap:clamp(1.5rem,3vw,2.5rem)}
.card{margin:0; cursor:zoom-in; display:flex; flex-direction:column}
.shot{
  position:relative; overflow:hidden; border-radius:var(--r);
  border:1px solid var(--line-2); background:var(--ink-2); aspect-ratio:16/9;
}
.shot img{width:100%; height:100%; object-fit:cover; transition:transform .7s cubic-bezier(.2,.7,.3,1), opacity .4s}
.shot::after{
  content:""; position:absolute; inset:0; border-radius:var(--r); pointer-events:none;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,0); transition:box-shadow .3s;
}
.card:hover .shot img,.card:focus-visible .shot img{transform:scale(1.045)}
.card:hover .shot::after{box-shadow:inset 0 0 0 1px rgba(232,176,75,.55)}
figcaption{padding-top:1.1rem}
.card h3{font-size:1.19rem; margin-bottom:.5rem; letter-spacing:-.01em}
.card p{color:var(--paper-dim); font-size:.955rem; line-height:1.62; max-width:48ch}

/* ---------- closing ---------- */
.closing{
  max-width:var(--wrap); margin:0 auto; padding:clamp(4rem,9vw,var(--s6)) clamp(1.25rem,5vw,5rem);
  border-top:1px solid var(--line-2);
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:clamp(2.5rem,5vw,4.5rem); align-items:center;
}
@media(max-width:900px){ .closing{grid-template-columns:1fr} }
.closing-shot{position:relative; border-radius:var(--r); overflow:hidden; border:1px solid var(--line-2); background:var(--ink-2)}
.closing-shot img{width:100%; display:block}
.live-tag{
  position:absolute; top:.85rem; left:.85rem; display:inline-flex; align-items:center; gap:.5rem;
  background:rgba(6,7,8,.82); backdrop-filter:blur(8px); border:1px solid var(--line);
  color:var(--paper); font-size:.68rem; letter-spacing:.14em; text-transform:uppercase;
  padding:.42rem .78rem; border-radius:100px; font-weight:700;
}
.live-tag i{width:7px; height:7px; border-radius:50%; background:#5BD98A; box-shadow:0 0 0 0 rgba(91,217,138,.6); animation:pulse 2.2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 7px rgba(91,217,138,0)}100%{box-shadow:0 0 0 0 rgba(91,217,138,0)}}
.closing h2{font-size:clamp(1.95rem,5vw,3.4rem); margin-bottom:1.4rem; letter-spacing:-.035em}
.closing p{max-width:60ch; margin-bottom:1rem; color:var(--paper-dim); font-size:1.04rem}
.closing p strong{color:var(--paper)}
.closing-actions{margin-top:2rem}

footer{
  border-top:1px solid var(--line-2); padding:2.5rem clamp(1.25rem,5vw,5rem) 3.5rem;
  display:flex; align-items:center; gap:.85rem; flex-wrap:wrap;
  max-width:var(--wrap); margin:0 auto;
}
footer p{color:var(--paper-faint); font-size:.87rem}

/* ---------- lightbox ---------- */
.lightbox{
  position:fixed; inset:0; z-index:300; background:rgba(6,7,8,.985);
  display:flex; align-items:center; justify-content:center; padding:clamp(1rem,4vw,3.5rem);
  opacity:0; transition:opacity .25s ease;
}
.lightbox[hidden]{display:none}
.lightbox.on{opacity:1}
.lightbox figure{margin:0; max-width:1500px; width:100%; display:flex; flex-direction:column; gap:1.1rem}
.lightbox img{width:100%; max-height:76vh; object-fit:contain; border-radius:var(--r)}
.lightbox figcaption{max-width:70ch}
.lightbox h3{font-size:1.35rem; margin-bottom:.45rem}
.lightbox figcaption p{color:var(--paper-dim); font-size:1rem; line-height:1.6}
.lb-close,.lb-nav{
  position:absolute; background:rgba(255,255,255,.07); border:1px solid var(--line);
  color:var(--paper); border-radius:50%; cursor:pointer; line-height:1;
  display:grid; place-items:center; transition:background .2s, transform .2s;
}
.lb-close:hover,.lb-nav:hover{background:rgba(255,255,255,.16)}
.lb-close{top:1.1rem; right:1.1rem; width:44px; height:44px; font-size:1.7rem; padding-bottom:4px}
.lb-nav{top:50%; translate:0 -50%; width:48px; height:48px; font-size:2rem; padding-bottom:5px}
.lb-nav.prev{left:.9rem} .lb-nav.next{right:.9rem}
@media(max-width:700px){ .lb-nav{top:auto; bottom:1rem; translate:0 0} .lightbox img{max-height:58vh} }

/* ---------- reveal ---------- */
.reveal,.card{opacity:0; transform:translateY(20px); transition:opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.in,.card.in{opacity:1; transform:none}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important; transition-duration:.01ms!important}
  .reveal,.card{opacity:1; transform:none}
}