/* ============================================================
   Bearing · Commodity Trading Desk — Story (v17)
   Modern fintech (Linear/Ramp) · light read, dark hero moments.
   Precise UI · refined type · considered gradients · crisp motion.
   ============================================================ */
:root{
  /* surfaces */
  --bg:#F6F6F3; --paper:#FFFFFF; --paper-2:#FBFBF9; --cream-3:#EEEEE8;
  --line:rgba(17,32,28,.10); --line-2:rgba(17,32,28,.16); --line-3:rgba(17,32,28,.28);
  /* ink */
  --ink:#0C1512; --ink-2:#3A453F; --ink-3:#6A766F; --ink-4:#97A19A;
  /* dark hero */
  --d-bg:#06140F; --d-bg-2:#0A201A; --d-line:rgba(255,255,255,.10); --d-line-2:rgba(255,255,255,.18);
  --d-ink:#F4F3EE; --d-ink-2:rgba(244,243,238,.74); --d-ink-3:rgba(244,243,238,.50);
  /* brand */
  --teal:#0B3B36; --teal-2:#0F5048; --teal-glow:#1C8A7B;
  --ox:#A5252B; --ox-2:#C24B4F; --ox-soft:rgba(165,37,43,.10);
  /* type */
  --sans:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,sans-serif;
  --serif:"Archivo","Söhne",-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif"Iowan Old Style",Georgia,serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  /* motion */
  --e:cubic-bezier(.22,.61,.36,1); --e-out:cubic-bezier(.16,1,.3,1);
  /* metrics */
  --pad:clamp(28px,5vw,96px); --r:8px; --r-lg:14px; --max:1320px;
  --sh-1:0 1px 2px rgba(17,32,28,.04), 0 4px 12px rgba(17,32,28,.05);
  --sh-2:0 2px 4px rgba(17,32,28,.05), 0 14px 36px rgba(17,32,28,.09);
  --sh-3:0 30px 80px rgba(6,20,15,.16);
}
*{box-sizing:border-box;}
html{background:var(--bg);scroll-behavior:auto;overflow-x:clip;}
body{margin:0;background:var(--bg);color:var(--ink-2);font-family:var(--sans);
  font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  font-feature-settings:"kern","liga","ss01","cv05";overflow-x:clip;}
::selection{background:var(--ox);color:#fff;}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit;}
img{max-width:100%;display:block;}
h1,h2,h3,p{margin:0;}

/* type primitives */
.mono{font-family:var(--mono);font-feature-settings:"tnum","zero";}
.kicker{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-3);}
.kicker .ix{color:var(--ox);}
.display{font-family:var(--serif);font-weight:400;letter-spacing:-.025em;line-height:1.02;color:var(--ink);}
.display em{font-style:italic;color:var(--ox);}

/* below-min-width */
#too-narrow{display:none;position:fixed;inset:0;z-index:9000;background:var(--d-bg);color:var(--d-ink);
  place-items:center;text-align:center;padding:40px;}
#too-narrow .in{max-width:30ch;}
#too-narrow .mk{font-family:var(--serif);font-size:30px;letter-spacing:-.02em;margin:0 0 14px;}
#too-narrow .mk em{font-style:italic;color:var(--ox-2);}
#too-narrow p{font-family:var(--mono);font-size:12px;letter-spacing:.04em;line-height:1.7;color:var(--d-ink-3);}
#too-narrow a{color:var(--ox-2);border-bottom:1px solid rgba(194,75,79,.4);}
@media(max-width:1099px){ #too-narrow{display:grid;} #site-root{display:none;} }

/* ============================================================
   MASTHEAD — fixed, adapts to light/dark section underneath
   ============================================================ */
.story-mast{position:fixed;top:0;left:0;right:0;z-index:60;display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--pad);pointer-events:none;transition:color .5s var(--e);mix-blend-mode:normal;}
.story-mast a,.story-mast button{pointer-events:auto;}
.story-mast .mark{display:inline-flex;align-items:center;gap:11px;}
.story-mast .glyph{width:19px;height:19px;flex:none;}
.story-mast .wm{font-family:var(--serif);font-size:17px;letter-spacing:-.01em;color:var(--ink);transition:color .5s var(--e);}
.story-mast .wm em{font-style:italic;color:var(--ox);}
.story-mast .sub,.story-mast .mast-meta{font-family:var(--mono);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3);transition:color .5s var(--e);}
.story-mast .sub{border-left:1px solid var(--line-2);padding-left:11px;margin-left:2px;}
body.on-dark .story-mast .wm{color:var(--d-ink);}
body.on-dark .story-mast .sub,body.on-dark .story-mast .mast-meta{color:var(--d-ink-3);}
body.on-dark .story-mast .glyph rect,body.on-dark .story-mast .glyph path{stroke:var(--d-ink);}

/* progress rail */
.scene-rail{position:fixed;top:50%;right:22px;transform:translateY(-50%);z-index:55;display:flex;flex-direction:column;gap:10px;pointer-events:none;}
.scene-rail .tick{width:24px;height:2px;border-radius:2px;background:var(--line-3);transition:all .5s var(--e);}
.scene-rail .tick.on{background:var(--ox);width:34px;}
.scene-rail .tick.past{background:var(--ink-3);}
body.on-dark .scene-rail .tick{background:rgba(255,255,255,.22);}
body.on-dark .scene-rail .tick.on{background:var(--ox-2);}
body.on-dark .scene-rail .tick.past{background:rgba(255,255,255,.5);}
.scroll-hint{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:55;
  font-family:var(--mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-3);
  display:flex;align-items:center;gap:9px;transition:opacity .5s var(--e),color .5s var(--e);pointer-events:none;}
body.on-dark .scroll-hint{color:var(--d-ink-3);}
.scroll-hint .ln{width:1px;height:22px;background:currentColor;opacity:.5;animation:hint 2.4s var(--e) infinite;}
@keyframes hint{0%,100%{opacity:.2;transform:scaleY(.6);}50%{opacity:.8;transform:scaleY(1);}}

/* ============================================================
   DARK HERO — Linear-style gradient field
   ============================================================ */
.hero{position:relative;min-height:100vh;background:var(--d-bg);color:var(--d-ink);overflow:hidden;
  display:flex;flex-direction:column;justify-content:center;padding:14vh var(--pad) 12vh;isolation:isolate;}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(80% 55% at 50% 8%, rgba(28,138,123,.20), transparent 60%),
    radial-gradient(70% 60% at 78% 105%, rgba(165,37,43,.22), transparent 62%),
    linear-gradient(180deg,#08231C 0%,#06140F 60%,#040D0A 100%);}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;mask-image:radial-gradient(80% 80% at 50% 40%,#000,transparent 90%);}
.hero-grain{position:absolute;inset:0;z-index:-1;opacity:.5;pointer-events:none;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");}
.hero-in{position:relative;max-width:var(--max);margin:0 auto;width:100%;}
.hero .kicker{color:var(--d-ink-3);margin-bottom:30px;}
.hero .kicker .ix{color:var(--ox-2);}
.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(44px,6.4vw,104px);letter-spacing:-.03em;line-height:.98;color:var(--d-ink);max-width:18ch;text-wrap:balance;}
.hero h1 em{font-style:italic;color:var(--ox-2);}
.hero-sub{margin-top:34px;max-width:52ch;font-size:clamp(16px,1.5vw,19px);line-height:1.55;color:var(--d-ink-2);}
.hero-meta{position:absolute;left:0;right:0;bottom:-7vh;display:flex;gap:40px;flex-wrap:wrap;
  font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:var(--d-ink-3);}
.hero-meta .m b{color:var(--d-ink);font-weight:500;display:block;font-size:21px;letter-spacing:-.01em;margin-bottom:4px;}
.hero-line{position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,var(--d-line-2),transparent);}
[data-anim]{opacity:0;}   /* opacity + translateY are JS-driven (CSS transitions throttle in-frame) */

/* ============================================================
   SECTION SCAFFOLD (light)
   ============================================================ */
.section{position:relative;padding:clamp(96px,13vh,180px) var(--pad);}
.section-in{max-width:var(--max);margin:0 auto;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;
  padding-bottom:22px;border-bottom:1px solid var(--line-2);margin-bottom:clamp(40px,6vh,72px);}
.sec-head .t{font-family:var(--serif);font-size:clamp(28px,3.4vw,46px);font-weight:400;letter-spacing:-.025em;line-height:1.04;color:var(--ink);max-width:20ch;}
.sec-head .t em{font-style:italic;color:var(--ox);}
.sec-head .aside{font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:var(--ink-3);text-align:right;max-width:30ch;line-height:1.6;}

/* card primitive */
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-1);}

/* ============================================================
   CORRIDOR — sticky scrollytelling (cycles cross-fade)
   ============================================================ */
#corridor-scroll{position:relative;height:640vh;background:var(--bg);}
#corridor-stage{position:sticky;top:0;height:100vh;overflow:hidden;display:grid;
  grid-template-columns:minmax(360px,440px) 1fr;align-items:center;gap:clamp(40px,5vw,80px);
  padding:0 var(--pad);max-width:var(--max);margin:0 auto;}
.corridor-left{position:relative;}
.cor-eyebrow{margin-bottom:26px;}
.cor-progress{display:flex;gap:7px;margin-bottom:34px;}
.cor-progress i{height:3px;flex:1;border-radius:2px;background:var(--line-2);overflow:hidden;position:relative;}
.cor-progress i b{position:absolute;inset:0;background:var(--ox);transform-origin:left;transform:scaleX(0);}
#corSlides{position:relative;min-height:clamp(380px,50vh,480px);}
.cor-slide{position:absolute;inset:0;opacity:0;pointer-events:none;}
.cor-slide.show{opacity:1;pointer-events:auto;}
.cor-year{font-family:var(--serif);font-size:clamp(46px,4.6vw,80px);line-height:.9;letter-spacing:-.035em;color:var(--teal);white-space:nowrap;}
.cor-slide.current .cor-year{color:var(--ox);}
.cor-tag{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3);margin-top:18px;}
.cor-head{font-family:var(--serif);font-style:italic;font-weight:400;font-size:clamp(20px,2vw,27px);line-height:1.26;letter-spacing:-.01em;color:var(--ink);margin-top:26px;max-width:22ch;text-wrap:pretty;}
.cor-source{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-top:18px;padding-top:14px;border-top:1px solid var(--line);}
.cor-wedge{display:inline-flex;align-items:center;gap:10px;margin-top:24px;font-family:var(--mono);font-size:13px;font-weight:600;color:var(--ox);background:var(--ox-soft);border:1px solid rgba(165,37,43,.2);border-radius:6px;padding:7px 13px;}
.corridor-right{position:relative;}
.cor-chart{position:absolute;inset:0;opacity:0;display:flex;align-items:center;}
.cor-chart.show{opacity:1;}
.cor-chartcard{width:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:26px 28px 18px;}
.cor-chartcard .cc-top{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:8px;}
.cor-chartcard .cc-t{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);}
.cor-chartcard .cc-k{font-family:var(--mono);font-size:10px;color:var(--ox);font-weight:600;}
.cor-svg{width:100%;}

/* ============================================================
   CASCADE — precise instrument cards (light)
   ============================================================ */
.cascade-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,1.6vw,24px);}
.casc-inst{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
  padding:20px 22px 14px;opacity:0;}
.casc-head-row{display:flex;align-items:flex-start;gap:9px;margin-bottom:5px;}
.casc-dot{width:7px;height:7px;border-radius:50%;background:var(--ox);margin-top:6px;flex:none;}
.casc-name{font-family:var(--sans);font-size:14px;font-weight:600;letter-spacing:-.01em;color:var(--ink);line-height:1.25;}
.casc-sym{font-family:var(--mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-4);margin-left:auto;margin-top:3px;white-space:nowrap;flex:none;}
.casc-state{font-family:var(--mono);font-size:10.5px;letter-spacing:.02em;color:var(--ox);font-weight:600;margin:8px 0 4px;}
.casc-chart{margin-top:4px;overflow:hidden;}
.cascade-note{font-family:var(--serif);font-size:clamp(19px,2vw,27px);font-weight:400;line-height:1.42;color:var(--ink);
  max-width:50ch;margin:clamp(44px,6vh,72px) 0 0;letter-spacing:-.015em;text-wrap:balance;}
.cascade-note em{font-style:italic;color:var(--ox);}

/* ============================================================
   REVEAL — DARK HERO (Brent curve glowing + dial)
   ============================================================ */
#reveal-scroll{position:relative;height:240vh;}
#reveal-stage{position:sticky;top:0;min-height:100vh;background:var(--d-bg);color:var(--d-ink);overflow:hidden;
  display:flex;flex-direction:column;justify-content:center;padding:13vh var(--pad) 9vh;isolation:isolate;}
#reveal-stage::before{content:"";position:absolute;inset:0;z-index:-2;
  background:radial-gradient(70% 60% at 30% 40%, rgba(165,37,43,.20), transparent 62%),
    radial-gradient(60% 60% at 88% 75%, rgba(28,138,123,.16), transparent 60%),
    linear-gradient(180deg,#08231C,#05110C);}
#reveal-stage::after{content:"";position:absolute;inset:0;z-index:-1;opacity:.4;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:60px 60px;mask-image:radial-gradient(75% 75% at 50% 45%,#000,transparent 92%);}
.reveal-in{max-width:var(--max);margin:0 auto;width:100%;}
.reveal-head{margin-bottom:34px;}
.reveal-head .kicker{color:var(--d-ink-3);}
.reveal-head .kicker .ix{color:var(--ox-2);}
.reveal-head h2{font-family:var(--serif);font-weight:400;font-size:clamp(30px,3.6vw,52px);letter-spacing:-.025em;line-height:1.04;color:var(--d-ink);max-width:24ch;margin-top:14px;}
.reveal-head h2 em{font-style:italic;color:var(--ox-2);}
.reveal-body{display:grid;grid-template-columns:240px 1fr 230px;gap:clamp(22px,2.6vw,46px);align-items:center;}
.reveal-dial-wrap{text-align:center;}
.reveal-dial{aspect-ratio:1;max-width:230px;margin:0 auto;}
.reveal-dial-cap{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--d-ink-3);margin-top:14px;}
.reveal-curve{position:relative;background:rgba(255,255,255,.03);border:1px solid var(--d-line);border-radius:var(--r-lg);padding:20px 22px 10px;backdrop-filter:blur(6px);}
.curve-meta{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--d-ink-3);margin-top:10px;text-align:center;}
.curve-meta b{color:var(--d-ink);}
.reveal-minis{display:flex;flex-direction:column;gap:11px;}
.mini-inst{background:rgba(255,255,255,.03);border:1px solid var(--d-line);border-radius:var(--r);padding:11px 13px;}
.mini-h{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:5px;flex-wrap:nowrap;}
.mini-h .t{font-family:var(--serif);font-size:13.5px;color:var(--d-ink);letter-spacing:-.01em;white-space:nowrap;}
.mini-h .k{font-family:var(--mono);font-size:8px;letter-spacing:.12em;text-transform:uppercase;color:var(--d-ink-3);white-space:nowrap;}
.mini-v{font-family:var(--mono);font-size:10.5px;color:var(--d-ink-2);margin-bottom:5px;line-height:1.4;}
.mini-v b{color:var(--ox-2);}
.reveal-copy{margin-top:38px;max-width:60ch;}
.reveal-lead{font-size:clamp(15px,1.4vw,18px);line-height:1.55;color:var(--d-ink-2);}
.reveal-lead em{font-family:var(--serif);font-style:italic;color:var(--d-ink);}
.reveal-drag{margin-top:14px;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--d-ink-3);display:inline-flex;align-items:center;gap:10px;}
.reveal-drag .dragdot{width:8px;height:8px;border-radius:50%;background:var(--ox-2);box-shadow:0 0 10px var(--ox-2);}

/* ============================================================
   YOUR BOOK (light)
   ============================================================ */
.book-grid{display:grid;grid-template-columns:300px 1fr;gap:clamp(22px,2.4vw,44px);align-items:start;}
.book-sliders{display:flex;flex-direction:column;gap:11px;}
.rail-h{font-family:var(--mono);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3);margin-bottom:4px;}
.cfg-slider{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:13px 15px;box-shadow:var(--sh-1);}
.cfg-slider .top{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:10px;}
.cfg-slider .nm{font-family:var(--sans);font-size:13px;font-weight:600;color:var(--ink);letter-spacing:-.01em;}
.cfg-slider .lab{font-family:var(--mono);font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--ox);}
.cfg-slider input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:4px;background:var(--cream-3);outline:none;border-radius:3px;cursor:grab;}
.cfg-slider input[type=range]:active{cursor:grabbing;}
.cfg-slider input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--ox);border:3px solid #fff;box-shadow:var(--sh-1);}
.cfg-slider input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--ox);border:3px solid #fff;}
.cfg-slider .foot{display:flex;justify-content:space-between;margin-top:8px;font-family:var(--mono);font-size:9px;letter-spacing:.06em;color:var(--ink-4);}
.cfg-slider .foot .ph{color:var(--ink-2);}
.s6-panels{display:grid;grid-template-columns:1fr 1fr;gap:clamp(14px,1.4vw,20px);}
.s6-panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px 20px;display:flex;flex-direction:column;box-shadow:var(--sh-1);}
.s6-panel .ph-h{display:flex;align-items:baseline;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line);padding-bottom:11px;margin-bottom:12px;}
.s6-panel .ph-h .t{font-family:var(--serif);font-size:18px;letter-spacing:-.015em;color:var(--ink);}
.s6-panel .ph-h .k{font-family:var(--mono);font-size:8.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-4);white-space:nowrap;}
.claim{cursor:pointer;position:relative;border-bottom:1px dashed rgba(165,37,43,.45);transition:background .2s var(--e);border-radius:2px;}
.claim:hover{background:var(--ox-soft);}
.claim::after{content:"⌕";font-family:var(--mono);font-size:9px;color:var(--ox);position:absolute;top:-2px;right:-13px;opacity:0;transition:opacity .2s var(--e);}
.claim:hover::after{opacity:1;}
.d-row{display:grid;grid-template-columns:1fr auto;align-items:baseline;gap:12px;padding:7px 0;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:11.5px;}
.d-row:last-child{border-bottom:none;}
.d-row .k{color:var(--ink-3);}
.d-row .v{color:var(--ink);font-weight:600;letter-spacing:-.01em;white-space:nowrap;text-align:right;}
.d-row .v.ox{color:var(--ox);}
.cp-row{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:baseline;padding:6px 0;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:11px;}
.cp-row:last-child{border-bottom:none;}
.cp-row .nm{color:var(--ink);font-weight:600;}
.cp-row .nm .sx{color:var(--ink-3);font-weight:400;font-size:9.5px;margin-left:6px;letter-spacing:.02em;}
.cp-row .fc{color:var(--ox);font-weight:600;white-space:nowrap;}
.cp-row .tw{color:var(--ink-3);white-space:nowrap;}
.cp-row.urgent .nm::before{content:"▲";color:var(--ox);font-size:8px;margin-right:5px;}
.mini-chart{width:100%;min-height:74px;margin-top:6px;}
.mini-chart svg{width:100%;height:74px;display:block;overflow:visible;}

/* ============================================================
   CLOSE — DARK HERO
   ============================================================ */
.close{position:relative;min-height:92vh;background:var(--d-bg);color:var(--d-ink);overflow:hidden;
  display:grid;place-items:center;text-align:center;padding:16vh var(--pad);isolation:isolate;}
.close::before{content:"";position:absolute;inset:0;z-index:-2;
  background:radial-gradient(60% 50% at 50% 12%, rgba(28,138,123,.18), transparent 60%),
    radial-gradient(70% 60% at 50% 110%, rgba(165,37,43,.22), transparent 64%),linear-gradient(180deg,#08231C,#040D0A);}
.close-in{max-width:64ch;position:relative;}
.close-synth{font-family:var(--serif);font-size:clamp(28px,3.4vw,46px);font-weight:400;letter-spacing:-.02em;line-height:1.26;color:var(--d-ink);margin-bottom:42px;text-wrap:balance;}
.close-synth em{font-style:italic;color:var(--ox-2);}
.close-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:40px;}
.cta{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;padding:15px 24px;border-radius:var(--r);display:inline-flex;align-items:center;gap:11px;transition:all .25s var(--e);white-space:nowrap;border:1px solid transparent;}
.cta.primary{background:var(--ox);color:#fff;box-shadow:0 8px 30px rgba(165,37,43,.4);}
.cta.primary:hover{background:var(--ox-2);transform:translateY(-2px);}
.cta.ghost{background:rgba(255,255,255,.04);color:var(--d-ink);border-color:var(--d-line-2);}
.cta.ghost:hover{border-color:var(--d-ink);background:rgba(255,255,255,.08);}
.close-meta{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--d-ink-3);line-height:1.9;max-width:60ch;margin:0 auto;}
.close-meta b{color:var(--d-ink-2);}

/* ============================================================
   TRACE DRAWER
   ============================================================ */
#drawer-scrim{position:fixed;inset:0;z-index:80;background:rgba(6,20,15,.42);opacity:0;visibility:hidden;
  transition:opacity .4s var(--e),visibility .4s var(--e);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);}
#drawer-scrim.open{opacity:1;visibility:visible;}
body.drawer-open #site-root{filter:saturate(.6) brightness(.98);transition:filter .4s var(--e);}
#drawer{position:fixed;top:0;right:0;bottom:0;width:min(480px,92vw);z-index:81;background:var(--paper);color:var(--ink);
  transform:translateX(100%);transition:transform .45s var(--e-out);box-shadow:var(--sh-3);display:flex;flex-direction:column;overflow:hidden;}
#drawer.open{transform:translateX(0);}
.drawer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:24px 26px 18px;border-bottom:1px solid var(--line-2);flex:none;}
.drawer-eg{font-family:var(--mono);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ox);margin:0 0 8px;}
.drawer-top .cl{font-family:var(--serif);font-size:21px;letter-spacing:-.015em;line-height:1.22;color:var(--ink);margin:0;max-width:26ch;}
.drawer-top .cl em{color:var(--ox);font-style:italic;}
.drawer-x{flex:none;width:30px;height:30px;border:1px solid var(--line-2);border-radius:6px;display:grid;place-items:center;color:var(--ink);transition:all .2s var(--e);font-size:14px;}
.drawer-x:hover{background:var(--ink);color:#fff;}
.drawer-body{flex:1;overflow-y:auto;padding:6px 26px 26px;}
.tlayer{padding:18px 0;border-bottom:1px solid var(--line);}
.tlayer:last-of-type{border-bottom:none;}
.tlayer .lh{display:flex;align-items:baseline;gap:11px;margin-bottom:10px;}
.tlayer .lnum{font-family:var(--mono);font-size:10px;font-weight:600;color:#fff;background:var(--ox);border-radius:4px;padding:2px 6px;letter-spacing:.04em;}
.tlayer .lt{font-family:var(--serif);font-size:15px;color:var(--ink);letter-spacing:-.01em;}
.tlayer .lbody{font-family:var(--sans);font-size:13px;line-height:1.6;color:var(--ink-2);}
.tlayer .ldata{font-family:var(--mono);font-size:11.5px;color:var(--ink);margin-top:8px;background:var(--paper-2);border:1px solid var(--line);border-radius:6px;padding:9px 11px;letter-spacing:-.01em;}
.tlayer .ldata b{color:var(--ox);}
.drawer-foot{flex:none;border-top:1px solid var(--line-2);padding:16px 26px;display:flex;align-items:center;justify-content:space-between;gap:14px;}
.drawer-foot .reg{font-family:var(--mono);font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);max-width:20ch;line-height:1.5;}
.drawer-foot a{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:#fff;background:var(--teal);border-radius:var(--r);padding:11px 15px;display:inline-flex;gap:8px;white-space:nowrap;transition:background .2s var(--e);}
.drawer-foot a:hover{background:var(--ox);}

/* ============================================================
   SHOWCASE — framed system views, feature breakdown (dark)
   ============================================================ */
.showcase{position:relative;background:var(--d-bg);color:var(--d-ink);overflow:hidden;isolation:isolate;
  padding:clamp(110px,15vh,200px) var(--pad) clamp(120px,16vh,210px);}
.showcase::before{content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(55% 45% at 16% 8%, rgba(28,138,123,.15), transparent 60%),
    radial-gradient(60% 55% at 90% 98%, rgba(165,37,43,.16), transparent 62%),linear-gradient(180deg,#08231C,#040D0A);}
.sc-in{position:relative;max-width:var(--max);margin:0 auto;}
.showcase .ev-head{max-width:52ch;margin:0 0 clamp(60px,8vh,110px);}
.showcase .ev-head .kicker{color:var(--d-ink-3);}
.showcase .ev-head .kicker .ix{color:var(--ox-2);}
.showcase .ev-head h2{font-family:var(--serif);font-weight:400;font-size:clamp(32px,4vw,58px);letter-spacing:-.025em;line-height:1.04;color:var(--d-ink);margin:16px 0 0;}
.showcase .ev-head h2 em{font-style:italic;color:var(--ox-2);}
.showcase .ev-sub{margin-top:22px;font-size:clamp(15px,1.4vw,18px);line-height:1.55;color:var(--d-ink-2);max-width:54ch;}
.sc-rows{display:flex;flex-direction:column;gap:clamp(64px,10vh,140px);}
.sc-row{display:grid;grid-template-columns:minmax(260px,360px) 1fr;gap:clamp(36px,5vw,84px);align-items:center;}
.sc-row.flip .sc-note{order:2;}
.sc-row.flip .sc-view{order:1;}
.sc-note{}
.sc-num{font-family:var(--mono);font-size:13px;font-weight:600;letter-spacing:.1em;color:var(--ox-2);}
.sc-note h3{font-family:var(--serif);font-weight:400;font-size:clamp(23px,2.4vw,32px);letter-spacing:-.02em;line-height:1.1;color:var(--d-ink);margin:14px 0 16px;}
.sc-note p{font-size:15px;line-height:1.6;color:var(--d-ink-2);max-width:42ch;}
.sc-tag{display:inline-block;margin-top:20px;font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--ox-2);
  border:1px solid rgba(194,75,79,.35);background:rgba(165,37,43,.12);border-radius:6px;padding:7px 13px;}
/* framed system-view window */
.sc-view{border:1px solid rgba(255,255,255,.16);border-radius:12px;overflow:hidden;background:#0c1c17;
  box-shadow:0 50px 110px rgba(0,0,0,.55),0 10px 30px rgba(0,0,0,.4);
  transition:transform .5s var(--e-out),box-shadow .5s var(--e);}
.sc-view:hover{transform:translateY(-5px);box-shadow:0 60px 130px rgba(0,0,0,.62);}
.sc-bar{display:flex;align-items:center;gap:11px;padding:11px 16px;border-bottom:1px solid rgba(255,255,255,.1);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.01));}
.sc-glyph{width:11px;height:11px;border-radius:3px;background:var(--ox-2);box-shadow:0 0 0 1px rgba(255,255,255,.15) inset;flex:none;}
.sc-lbl{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--d-ink-2);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sc-live{font-family:var(--mono);font-size:8.5px;letter-spacing:.2em;text-transform:uppercase;color:#7fd9c4;
  display:inline-flex;align-items:center;gap:6px;flex:none;}
.sc-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#7fd9c4;box-shadow:0 0 8px #7fd9c4;}
.sc-view img{width:100%;display:block;}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;}
  [data-anim],.casc-inst{opacity:1!important;transform:none!important;}
}