/* ═══════════════════════════════════════════════════════════════
   LIQUID COPPER — design system
   Raquel Kehl Furukawa · portfolio
   Dark-first with full light mode. Strict token discipline:
   every color in this file resolves to a token defined below.
   ═══════════════════════════════════════════════════════════════ */

/* ---------- self-hosted fonts (latin subsets, variable) ---------- */
@font-face{
  font-family:'Fraunces';font-style:normal;font-weight:300 500;font-display:swap;
  src:url('assets/fonts/fraunces-var.woff2') format('woff2');
}
@font-face{
  font-family:'Fraunces';font-style:italic;font-weight:300;font-display:swap;
  src:url('assets/fonts/fraunces-italic.woff2') format('woff2');
}
@font-face{
  font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;
  src:url('assets/fonts/space-grotesk-var.woff2') format('woff2');
}
@font-face{
  font-family:'Inter';font-style:normal;font-weight:400 700;font-display:swap;
  src:url('assets/fonts/inter-var.woff2') format('woff2');
}
@font-face{
  font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;
  src:url('assets/fonts/jetbrains-mono.woff2') format('woff2');
}

/* ---------- tokens ---------- */
:root{
  /* palette — fixed values */
  --ink-950:#0B0E14;
  --ink-975:#080B10;          /* deepened page ground, hero-study refinement */
  --ink-900:#141926;
  --ink-800:#1C2230;
  --paper-50:#F7F7F4;
  --white:#FFFFFF;
  --text-ink:#16181D;
  --text-light:#E8EAF0;
  --muted-dark:#9AA3B2;
  --muted-light:#5C6370;
  --accent-300:#F2C9A0;       /* champagne copper — Raquel, headline accents */
  --accent-400:#E89556;
  --accent-500:#C77B3D;
  --accent-600:#A8632A;
  --data-teal:#12A594;        /* charts only */
  --data-amber:#E8A33D;       /* charts only */

  /* chart series — validated (CVD, contrast, lightness) per surface */
  --chart-1:#C77B3D;
  --chart-2:#12A594;
  --chart-3:#C08127;
  --chart-grid:rgba(154,163,178,.16);
  --chart-tick:#9AA3B2;
  --success:#2D7A5F;
  --warn:#D4942E;
  --error:#C04848;

  /* semantic tokens — DARK (default) */
  --bg:var(--ink-975);
  --surface:var(--ink-900);
  --surface-2:var(--ink-950);
  --line:var(--ink-800);
  --text:var(--text-light);
  --muted:var(--muted-dark);
  --faint:#5C6673;
  --accent:var(--accent-400);
  --accent-strong:var(--accent-500);
  --accent-soft:rgba(232,149,86,.08);
  --btn-ghost-line:#2A3244;

  /* spacing — 8px grid with 4px half-step */
  --s-1:4px;  --s-2:8px;  --s-3:12px; --s-4:16px;
  --s-6:24px; --s-8:32px; --s-12:64px; --s-16:128px;
  --section-pad:clamp(4rem,10vw,8rem);

  /* type scale — 1.25 mobile easing to 1.333 desktop */
  --fs-display:clamp(2.6rem,6vw + 1rem,4.75rem);
  --fs-h1:clamp(2rem,4vw + .5rem,3.55rem);
  --fs-h2:clamp(1.55rem,2.5vw + .5rem,2.66rem);
  --fs-h3:clamp(1.25rem,1.5vw + .5rem,2rem);
  --fs-body:clamp(1rem,.3vw + .95rem,1.125rem);
  --fs-small:.875rem;
  --fs-mono:.8125rem;

  --radius-card:12px;
  --radius-ctl:8px;
  --wrap-max:72rem;
  --measure:65ch;

  --font-display:'Space Grotesk',system-ui,sans-serif;
  --font-serif:'Fraunces',Georgia,serif;
  --font-body:'Inter',system-ui,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,monospace;
}

:root[data-theme="light"]{
  --bg:var(--paper-50);
  --surface:var(--white);
  --surface-2:var(--white);
  --line:#E4E2DB;
  --text:var(--text-ink);
  --muted:var(--muted-light);
  --faint:#8A8F98;
  --accent:var(--accent-600);
  --accent-strong:var(--accent-600);
  --accent-soft:rgba(168,99,42,.07);
  --btn-ghost-line:#D8D5CC;
  --chart-1:#A8632A;
  --chart-2:#0F9184;
  --chart-3:#B37B1D;
  --chart-grid:rgba(92,99,112,.18);
  --chart-tick:#5C6370;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-body);font-size:var(--fs-body);line-height:1.65;
  -webkit-font-smoothing:antialiased;
  transition:background .25s ease,color .25s ease;
}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:500;line-height:1.15;
  margin:0;text-wrap:balance}
h1{font-size:var(--fs-h1)}
h2{font-size:var(--fs-h2);letter-spacing:-.01em}
h3{font-size:var(--fs-h3)}
p{margin:.5rem 0 0;max-width:var(--measure)}
a{color:var(--accent)}
img{max-width:100%;height:auto}
.mono{font-family:var(--font-mono);font-size:var(--fs-mono)}
.serif-accent{font-family:var(--font-serif);font-style:italic;font-weight:300;color:var(--accent-300)}
:root[data-theme="light"] .serif-accent{color:var(--accent-600)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.wrap{max-width:var(--wrap-max);margin:0 auto;padding:0 clamp(1.25rem,4vw,2.5rem)}
section{padding:var(--section-pad) 0}
.eyebrow{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);margin-bottom:1rem}
.lede{color:var(--muted);font-size:1.05rem;max-width:62ch}

.skip-link{position:absolute;left:-999px;top:0;z-index:100;background:var(--accent-500);
  color:var(--ink-950);padding:.6rem 1.2rem;border-radius:0 0 var(--radius-ctl) 0;
  font:600 .9rem var(--font-body);text-decoration:none}
.skip-link:focus{left:0}

/* ---------- buttons ---------- */
.btn{font:600 .92rem var(--font-body);border-radius:var(--radius-ctl);
  padding:.66rem 1.4rem;cursor:pointer;text-decoration:none;display:inline-block;
  border:1px solid transparent;transition:background .2s,border-color .2s,color .2s}
.btn-primary{background:var(--accent-500);color:var(--ink-950);border-color:var(--accent-500);will-change:transform}
.btn-primary:hover{background:var(--accent-400);border-color:var(--accent-400)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--btn-ghost-line)}
.btn-ghost:hover{border-color:var(--accent-strong)}
.hero .btn-ghost{background:rgba(11,14,20,.35);color:var(--text-light)}

/* ---------- header / nav ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;
  transition:background .25s ease,border-color .25s ease}
.site-header.scrolled{background:var(--bg);border-bottom:1px solid var(--line)}
.site-header .bar{max-width:var(--wrap-max);margin:0 auto;
  padding:.85rem clamp(1.25rem,4vw,2.5rem);display:flex;align-items:center;gap:1.5rem}
.brand{font-family:var(--font-serif);font-weight:400;font-size:1.35rem;line-height:1;
  color:var(--text-light);text-decoration:none;letter-spacing:.01em}
.brand b{color:var(--accent-400);font-weight:400}
.site-header.scrolled .brand{color:var(--text)}
.site-header.scrolled .brand b{color:var(--accent)}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:.2rem}
.site-nav a{font:500 .82rem var(--font-body);letter-spacing:.04em;text-decoration:none;
  color:var(--text-light);opacity:.82;padding:.45rem .7rem;border-radius:var(--radius-ctl);
  border-bottom:2px solid transparent;transition:opacity .2s,color .2s}
.site-header.scrolled .site-nav a{color:var(--text)}
.site-nav a:hover{opacity:1}
.site-nav a[aria-current="page"]{opacity:1;border-bottom-color:var(--accent-strong)}
.theme-toggle,.nav-toggle{background:transparent;border:1px solid var(--btn-ghost-line);
  border-radius:var(--radius-ctl);color:var(--text-light);cursor:pointer;
  width:2.3rem;height:2.3rem;display:inline-flex;align-items:center;justify-content:center;
  font-size:1rem;transition:border-color .2s}
.site-header.scrolled .theme-toggle,.site-header.scrolled .nav-toggle{color:var(--text)}
.theme-toggle:hover,.nav-toggle:hover{border-color:var(--accent-strong)}
.nav-toggle{display:none}
@media (max-width:64rem){
  .nav-toggle{display:inline-flex}
  .site-nav{position:fixed;inset:3.9rem 0 auto 0;background:var(--bg);
    border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;
    padding:.8rem clamp(1.25rem,4vw,2.5rem) 1.4rem;gap:.2rem;
    transform:translateY(-130%);transition:transform .3s ease;margin-left:0}
  .site-nav.open{transform:translateY(0)}
  .site-nav a{color:var(--text);padding:.7rem .4rem;border-bottom:1px solid var(--line)}
  .site-nav a[aria-current="page"]{border-bottom-color:var(--accent-strong)}
}

/* ═══════════════════════════════════════════════════════════════
   HERO — always dark, in both themes. Fixed palette by design.
   ═══════════════════════════════════════════════════════════════ */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;
  overflow:hidden;background:var(--ink-950);padding:0}
.hero canvas.fluid,.hero .fluid-fallback,.hero canvas.nodes,.hero .grain{
  position:absolute;inset:0;width:100%;height:100%}
.fluid-fallback{display:none;background:
  radial-gradient(40% 46% at 28% 66%,rgba(232,149,86,.5),transparent 70%),
  radial-gradient(46% 52% at 72% 34%,rgba(199,123,61,.45),transparent 70%),
  radial-gradient(26% 30% at 56% 48%,rgba(242,201,160,.28),transparent 70%),
  radial-gradient(34% 40% at 48% 84%,rgba(168,99,42,.42),transparent 72%),var(--ink-950)}
.hero .grain{pointer-events:none;opacity:.5;mix-blend-mode:overlay}
.hero .vignette{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 90% at 50% 40%,transparent 55%,rgba(4,6,10,.55) 100%)}
.hero .inner{position:relative;z-index:3;width:100%;max-width:var(--wrap-max);
  margin:0 auto;padding:7rem clamp(1.5rem,5vw,4.5rem) 5.5rem}

.kicker{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.26em;
  text-transform:uppercase;color:var(--muted-dark);display:flex;align-items:center;gap:1rem}
.kicker::after{content:"";flex:1;max-width:9rem;height:1px;background:var(--accent-600)}

.mask{overflow:hidden;display:block}
.rise{display:block;transform:translateY(112%);animation:rise .95s cubic-bezier(.22,1,.36,1) forwards}
@keyframes rise{to{transform:translateY(0)}}
/* entrance stagger + layout utilities (CSP forbids inline style attributes) */
.d1{animation-delay:.15s}
.d2{animation-delay:.32s}
.d3{animation-delay:.55s}
.d4{animation-delay:.7s}
.d5{animation-delay:.84s}
.rise-row{display:flex;align-items:baseline}
.pt0{padding-top:0}
.mt-lg{margin-top:3.2rem}
.quiet{color:var(--faint)}

/* name composition — K anchor · ehl continuation · Raquel counterbalance */
.name{margin-top:2.5rem;cursor:default;user-select:none;-webkit-user-select:none}
.n-k{display:flex;align-items:baseline;line-height:.82}
.n-k .K{font-family:var(--font-serif);font-weight:380;font-optical-sizing:auto;
  font-size:clamp(6rem,19vw,13rem);color:var(--text-light);display:inline-block;
  margin-left:-.05em;font-variation-settings:'wght' 380;will-change:font-variation-settings}
.ehl-wrap{position:relative;display:inline-block;margin-left:.02em}
.n-k .ehl{font-family:var(--font-serif);font-weight:300;font-optical-sizing:auto;
  font-size:clamp(2.7rem,8.5vw,5.6rem);color:var(--text-light);letter-spacing:.012em;
  display:inline-block}
.n-k .ehl span{display:inline-block;font-variation-settings:'wght' 300;will-change:font-variation-settings}
.raquel{position:absolute;left:.12em;bottom:calc(100% + .32em);white-space:nowrap;
  font-family:var(--font-serif);font-style:italic;font-weight:300;
  font-size:clamp(1.5rem,3.6vw,2.5rem);color:var(--accent-300);letter-spacing:.03em;line-height:1}
.raquel .rise{padding:.3em .55em;margin:-.3em -.55em}
.raquel .glowable{display:inline-block}

.mainline{font-family:var(--font-display);font-weight:500;color:var(--text-light);
  font-size:clamp(1.35rem,3.1vw,2.15rem);line-height:1.25;margin-top:2.5rem;
  max-width:24ch;text-wrap:balance}
.mainline em{font-family:var(--font-serif);font-style:italic;font-weight:300;
  font-size:1.08em;color:var(--accent-300)}
.hero .support{color:var(--muted-dark);max-width:52ch;margin-top:1rem;font-size:1.04rem}
.hero-ctas{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:2.1rem}
.scroll-hint{position:absolute;bottom:1.3rem;left:0;right:0;text-align:center;z-index:3;
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--faint)}

/* ---------- scroll reveals ---------- */
.reveal{opacity:0;transform:translateY(24px);
  transition:opacity .5s ease-out,transform .5s ease-out}
.reveal.in{opacity:1;transform:none}

/* ---------- proof strip ---------- */
.proof-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(11rem,1fr));
  margin-top:2rem}
.stat{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.4rem 1.5rem}
.stat-num{font-family:var(--font-display);font-weight:700;font-size:2.4rem;
  color:var(--accent);line-height:1;font-variant-numeric:tabular-nums}
.stat-label{display:block;font-size:var(--fs-small);color:var(--muted);margin-top:.5rem}

/* ---------- trajectory rail ---------- */
.rail{display:flex;overflow-x:auto;padding:1.4rem 0 1rem;margin-top:1.8rem;
  scrollbar-width:thin;scrollbar-color:var(--accent-600) transparent}
.stop{min-width:10.5rem;padding-right:1.2rem;position:relative;flex-shrink:0}
.stop::before{content:"";position:absolute;top:.42rem;left:0;right:0;height:1px;background:var(--line)}
.stop::after{content:"";position:absolute;top:0;left:0;width:9px;height:9px;border-radius:50%;
  background:var(--accent-strong)}
.stop.future::after{background:transparent;border:1.5px solid var(--accent-strong)}
.stop .yr{font-family:var(--font-mono);font-size:.72rem;color:var(--muted);
  display:block;margin-top:1.1rem}
.stop .co{font:600 .88rem var(--font-body);display:block;margin-top:.15rem;color:var(--text)}
.stop .rl{font-size:.78rem;color:var(--muted)}
.stop.future .co{color:var(--accent)}

/* ---------- featured work ---------- */
.work-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));
  margin-top:2rem}
.work-card{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.6rem;display:flex;flex-direction:column;
  gap:.6rem;text-decoration:none;color:var(--text);
  transition:border-color .2s ease,transform .2s ease}
.work-card:hover{border-color:var(--accent-strong);transform:translateY(-3px)}
.work-card .tags{display:flex;gap:.45rem;flex-wrap:wrap}
.work-card .tag{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--accent);background:var(--accent-soft);
  border-radius:999px;padding:.22rem .65rem}
.work-card h3{font-size:1.18rem}
.work-card p{color:var(--muted);font-size:.94rem;margin:0}
.work-card .impact{font-family:var(--font-mono);font-size:.78rem;color:var(--accent);
  margin-top:auto;padding-top:.6rem}
.work-more{margin-top:1.6rem}
.work-more a{font:600 .95rem var(--font-body)}

/* ---------- CTA band ---------- */
.cta-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--surface-2)}
:root[data-theme="light"] .cta-band{background:var(--surface)}
.cta-band .next{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent)}
.cta-band h2{margin-top:.8rem}
.cta-band h2 .serif-accent{font-size:1.06em}
.actions{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:1.8rem}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:3rem 0 3.5rem}
.site-footer .cols{display:flex;flex-wrap:wrap;gap:2rem;justify-content:space-between;
  align-items:baseline}
.site-footer .who{font-family:var(--font-display);font-weight:500;font-size:1.05rem}
.site-footer .who span{display:block;font-family:var(--font-mono);font-size:.75rem;
  color:var(--muted);letter-spacing:.1em;text-transform:uppercase;margin-top:.3rem}
.site-footer nav{display:flex;gap:1.2rem;flex-wrap:wrap}
.site-footer nav a{font-size:.9rem;color:var(--muted);text-decoration:none}
.site-footer nav a:hover{color:var(--accent)}
.site-footer .fine{margin-top:2rem;font-family:var(--font-mono);font-size:.72rem;
  color:var(--faint);letter-spacing:.08em}

/* ═══════════════════════════════════════════════════════════════
   SUBPAGES — about · portfolio · contact
   ═══════════════════════════════════════════════════════════════ */

/* solid header variant for pages without a dark hero */
.site-header[data-solid]{background:var(--bg);border-bottom:1px solid var(--line)}
.site-header[data-solid] .brand{color:var(--text)}
.site-header[data-solid] .brand b{color:var(--accent)}
.site-header[data-solid] .site-nav a,
.site-header[data-solid] .theme-toggle,
.site-header[data-solid] .nav-toggle{color:var(--text)}

/* page hero */
.page-hero{padding:8.5rem 0 0}
.page-hero h1 .serif-accent{font-size:1.06em}
.page-hero .lede{margin-top:1rem}

/* ---------- about: three acts ---------- */
.act{display:grid;grid-template-columns:minmax(0,1fr);gap:1.6rem;
  border-top:1px solid var(--line);padding-top:2.6rem;margin-top:2.6rem}
.act:first-of-type{border-top:0;padding-top:0;margin-top:0}
@media (min-width:56rem){.act{grid-template-columns:15rem minmax(0,1fr);gap:3rem}}
.act-num{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent)}
.act-side h2{margin-top:.5rem;font-size:clamp(1.4rem,2.4vw,1.9rem)}
.act-side .yrs{display:block;font-family:var(--font-mono);font-size:.75rem;
  color:var(--muted);letter-spacing:.1em;margin-top:.6rem}
.act-body p{color:var(--muted)}
.act-body p b{color:var(--text);font-weight:600}
.chip-row{display:flex;flex-wrap:wrap;gap:.45rem;margin-top:1.1rem}
.chip{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--accent);background:var(--accent-soft);
  border:1px solid transparent;border-radius:999px;padding:.24rem .7rem}
.act-facts{display:grid;gap:.7rem;grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));
  margin-top:1.4rem}
.fact{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:.9rem 1.1rem}
.fact b{font-family:var(--font-display);font-weight:500;font-size:1rem;
  display:block;color:var(--text)}
.fact span{font-size:.82rem;color:var(--muted)}
.bridge{border-left:2px solid var(--accent-strong);background:var(--accent-soft);
  border-radius:0 var(--radius-card) var(--radius-card) 0;
  padding:1.2rem 1.5rem;margin:2.6rem 0 0}
.bridge .k{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent);display:block;margin-bottom:.4rem}
.bridge p{color:var(--muted);margin:0}
.bridge p b{color:var(--text)}

/* about: credentials strips */
.cred-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));
  margin-top:2rem}
.cred{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.2rem 1.4rem}
.cred .k{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);display:block;margin-bottom:.6rem}
.cred ul{margin:0;padding:0;list-style:none}
.cred li{font-size:.9rem;color:var(--muted);padding:.35rem 0;border-bottom:1px solid var(--line)}
.cred li:last-child{border-bottom:0}
.cred li b{color:var(--text);font-weight:600}
.cred li .mono{color:var(--faint);font-size:.72rem}
.lang-row{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.6rem}
.lang{font-family:var(--font-mono);font-size:.78rem;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;padding:.4rem .9rem}
.lang b{color:var(--text);font-weight:400}

/* ---------- portfolio ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:2rem}
.filter-btn{font-family:var(--font-mono);font-size:.76rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--text);background:transparent;
  border:1px solid var(--line);border-radius:999px;padding:.45rem 1rem;cursor:pointer;
  transition:border-color .2s,color .2s,background .2s}
.filter-btn:hover{border-color:var(--accent-strong);color:var(--accent)}
.filter-btn[aria-pressed="true"]{background:var(--accent-500);border-color:var(--accent-500);
  color:var(--ink-950)}
.proj-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(19rem,1fr));
  margin-top:2rem}
.proj-card{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.5rem;display:flex;flex-direction:column;gap:.7rem}
.proj-card[hidden]{display:none}
.proj-card .tags{display:flex;gap:.45rem;flex-wrap:wrap}
.proj-card h3{font-size:1.15rem}
.proj-card .obj{color:var(--muted);font-size:.93rem;margin:0}
.proj-card .row-k{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--faint);margin-top:.3rem}
.proj-card .impact{font-family:var(--font-mono);font-size:.78rem;color:var(--accent);
  margin-top:auto;padding-top:.6rem;border-top:1px solid var(--line)}
.conf-note{font-family:var(--font-mono);font-size:.75rem;color:var(--faint);
  letter-spacing:.06em;margin-top:2rem}

/* ---------- contact ---------- */
.contact-grid{display:grid;gap:2.5rem;grid-template-columns:minmax(0,1fr);margin-top:2.5rem}
@media (min-width:56rem){.contact-grid{grid-template-columns:minmax(0,3fr) minmax(0,2fr)}}
.field{display:flex;flex-direction:column;gap:.4rem;margin-top:1.1rem}
.field:first-child{margin-top:0}
.field label{font:600 .85rem var(--font-body);color:var(--text)}
.field .opt{font-weight:400;color:var(--faint)}
.field input,.field textarea,.field select{
  font:400 .95rem var(--font-body);color:var(--text);background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-ctl);padding:.7rem .9rem;
  width:100%;transition:border-color .2s}
.field textarea{min-height:9rem;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--accent-strong)}
.form-actions{margin-top:1.5rem;display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.form-status{border-radius:var(--radius-ctl);padding:.8rem 1.1rem;font-size:.9rem;
  margin-top:1.2rem;display:none}
.form-status.show{display:block}
.form-status.ok{background:var(--accent-soft);color:var(--text);
  border:1px solid var(--accent-600)}
.form-status.err{background:rgba(192,72,72,.1);color:var(--text);
  border:1px solid var(--error)}
.contact-aside .cred+.cred{margin-top:1rem}
.contact-aside a{color:var(--accent)}

/* ═══════════════════════════════════════════════════════════════
   DASHBOARD
   ═══════════════════════════════════════════════════════════════ */
.dash-grid{display:grid;gap:1rem;grid-template-columns:minmax(0,1fr);margin-top:2.5rem}
@media (min-width:56rem){.dash-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.panel{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.4rem 1.5rem;min-width:0}
.panel.span-2{grid-column:1 / -1}
.panel-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;
  flex-wrap:wrap;margin-bottom:1rem}
.panel-head h2{font-size:1.15rem}
.panel-head .src{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--faint)}
.chart-box{position:relative;width:100%;height:20rem}
.chart-box.tall{height:24rem}
.panel .empty{border:1px dashed var(--line);border-radius:var(--radius-ctl);
  padding:1.2rem 1.4rem;color:var(--muted);font-size:.9rem}
.panel .empty .mono{color:var(--faint);display:block;margin-top:.4rem}

/* status dot — reserved semantics, always paired with a text label */
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:.45rem;
  vertical-align:baseline}
.dot.ok{background:var(--success)}
.dot.warn{background:var(--warn)}
.dot.err{background:var(--error)}
.dot.idle{background:var(--faint)}

/* experience timeline (CSS, not a chart) */
.tl{display:flex;flex-direction:column;gap:.55rem;margin-top:.4rem}
.tl-row{display:grid;grid-template-columns:8.5rem minmax(0,1fr);gap:.8rem;align-items:center}
@media (max-width:34rem){.tl-row{grid-template-columns:6.4rem minmax(0,1fr)}}
.tl-label{font-size:.78rem;color:var(--muted);text-align:right;line-height:1.25}
.tl-label b{display:block;color:var(--text);font-weight:600;font-size:.8rem}
.tl-track{position:relative;display:block;height:1.15rem}
.tl-bar{position:absolute;top:0;bottom:0;border-radius:4px;background:var(--chart-1);opacity:.85}
.tl-bar.edu{background:var(--chart-2)}
.tl-bar .yrs{position:absolute;left:calc(100% + .5rem);top:50%;transform:translateY(-50%);
  font-family:var(--font-mono);font-size:.66rem;color:var(--faint);white-space:nowrap}
.tl-legend{display:flex;gap:1.2rem;margin-top:1rem;flex-wrap:wrap}
.tl-legend span{font-size:.78rem;color:var(--muted)}
.tl-legend i{display:inline-block;width:12px;height:8px;border-radius:3px;
  background:var(--chart-1);margin-right:.4rem}
.tl-legend i.edu{background:var(--chart-2)}

/* agent + repo cards inside panels */
.mini-list{display:flex;flex-direction:column;gap:.6rem}
.mini{border:1px solid var(--line);border-radius:var(--radius-ctl);
  padding:.75rem 1rem;display:flex;flex-wrap:wrap;gap:.3rem 1rem;align-items:baseline}
.mini .nm{font:600 .9rem var(--font-body);color:var(--text)}
.mini .meta{font-family:var(--font-mono);font-size:.7rem;color:var(--faint);
  letter-spacing:.06em;margin-left:auto}
.mini .desc{flex-basis:100%;font-size:.84rem;color:var(--muted)}

/* ═══════════════════════════════════════════════════════════════
   BLOG
   ═══════════════════════════════════════════════════════════════ */
.post-list{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(18rem,1fr));
  margin-top:2.5rem}
.post-card{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.5rem;display:flex;flex-direction:column;
  gap:.6rem;text-decoration:none;color:var(--text);
  transition:border-color .2s ease,transform .2s ease}
.post-card:hover{border-color:var(--accent-strong);transform:translateY(-3px)}
.post-card .date{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--faint)}
.post-card h2{font-size:1.2rem}
.post-card p{color:var(--muted);font-size:.92rem;margin:0}
.post-card .read{font-family:var(--font-mono);font-size:.75rem;color:var(--accent);margin-top:auto;padding-top:.5rem}

/* rendered article */
.article{max-width:44rem;margin:0 auto;padding-top:8.5rem;padding-bottom:var(--section-pad)}
.article .back{font-family:var(--font-mono);font-size:.78rem;text-decoration:none}
.article h1{margin-top:1rem}
.article .meta{font-family:var(--font-mono);font-size:.75rem;color:var(--faint);
  letter-spacing:.1em;text-transform:uppercase;margin-top:.8rem}
.prose{margin-top:2rem}
.prose h2{font-size:1.45rem;margin-top:2.2rem}
.prose h3{font-size:1.15rem;margin-top:1.8rem}
.prose p{color:var(--muted);margin-top:1rem}
.prose strong{color:var(--text)}
.prose a{color:var(--accent)}
.prose ul,.prose ol{color:var(--muted);padding-left:1.3rem;margin-top:1rem}
.prose li{margin-top:.35rem}
.prose blockquote{border-left:2px solid var(--accent-strong);margin:1.5rem 0 0;
  padding:.2rem 0 .2rem 1.2rem;font-family:var(--font-serif);font-style:italic;
  font-weight:300;font-size:1.15rem;color:var(--text)}
.prose code{font-family:var(--font-mono);font-size:.85em;background:var(--accent-soft);
  border-radius:4px;padding:.1em .35em;color:var(--accent)}
.prose pre{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-ctl);padding:1rem 1.2rem;overflow-x:auto;margin-top:1rem}
.prose pre code{background:none;padding:0;color:var(--text)}
.prose hr{border:0;border-top:1px solid var(--line);margin:2rem 0}

/* ═══════════════════════════════════════════════════════════════
   AGENTS SHOWCASE
   ═══════════════════════════════════════════════════════════════ */
.flow{display:flex;flex-direction:column;margin-top:2.5rem}
.flow-lane{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.2rem 1.5rem}
.flow-lane .k{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);display:block;margin-bottom:.25rem}
.flow-lane h3{font-size:1.05rem}
.flow-lane p{color:var(--muted);font-size:.9rem;margin-top:.3rem}
.flow-arrow{align-self:center;font-family:var(--font-mono);font-size:.75rem;
  color:var(--faint);padding:.5rem 0;text-align:center;letter-spacing:.08em}

.agent-grid{display:grid;gap:1rem;grid-template-columns:minmax(0,1fr);margin-top:2rem}
@media (min-width:48rem){.agent-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.agent-card{background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.5rem;display:flex;flex-direction:column;gap:.8rem}
.agent-head{display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap}
.agent-head h3{font-size:1.15rem}
.agent-head .status{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--faint);margin-left:auto}
.agent-card .k{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);display:block;margin-bottom:.2rem}
.agent-card p{color:var(--muted);font-size:.9rem;margin:0}
.agent-card .sample{background:var(--surface-2);border:1px solid var(--line);
  border-left:2px solid var(--accent-strong);border-radius:var(--radius-ctl);
  padding:.8rem 1rem;overflow-x:auto;margin:0}
:root[data-theme="light"] .agent-card .sample{background:var(--paper-50)}
.agent-card .sample code{font-family:var(--font-mono);font-size:.74rem;color:var(--muted);
  white-space:pre;display:block;line-height:1.6}

/* ═══════════════════════════════════════════════════════════════
   ARCADE — Pipeline game
   ═══════════════════════════════════════════════════════════════ */
.game-shell{display:grid;gap:1.5rem;grid-template-columns:minmax(0,1fr);margin-top:2.5rem}
@media (min-width:62rem){.game-shell{grid-template-columns:minmax(0,5fr) minmax(15rem,2fr)}}
.game-stage{position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:1.1rem}
.hud{display:flex;gap:.5rem 1.4rem;flex-wrap:wrap;align-items:baseline;margin-bottom:1rem}
.hud .hstat{font-family:var(--font-mono);font-size:.78rem;color:var(--muted);letter-spacing:.06em}
.hud .hstat b{color:var(--accent);font-weight:400}
.hud .hbtns{margin-left:auto;display:flex;gap:.5rem}
.btn-small{font:600 .78rem var(--font-body);border-radius:var(--radius-ctl);
  padding:.4rem .9rem;cursor:pointer;background:transparent;color:var(--text);
  border:1px solid var(--btn-ghost-line);transition:border-color .2s}
.btn-small:hover{border-color:var(--accent-strong)}
#gameCanvas{width:100%;display:block;border-radius:var(--radius-ctl);
  touch-action:manipulation;cursor:pointer;background:var(--surface-2)}
:root[data-theme="light"] #gameCanvas{background:var(--paper-50)}
#gameCanvas:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.game-msg{font-family:var(--font-mono);font-size:.72rem;color:var(--faint);
  letter-spacing:.06em;margin-top:.8rem}
.game-overlay{position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  background:rgba(8,11,16,.72);border-radius:var(--radius-card);z-index:5;padding:1.5rem}
.game-overlay.show{display:flex}
.overlay-card{background:var(--surface);border:1px solid var(--accent-600);
  border-radius:var(--radius-card);padding:1.8rem 2rem;text-align:center;max-width:22rem}
.overlay-card .k{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent);display:block}
.overlay-card h3{margin-top:.5rem;font-size:1.35rem}
.overlay-card p{color:var(--muted);font-size:.9rem}
.overlay-card .actions{justify-content:center;margin-top:1.3rem}

/* ═══════════════════════════════════════════════════════════════
   IN-DEVELOPMENT STATES — designed content blocks, not afterthoughts
   ═══════════════════════════════════════════════════════════════ */
.dev-block{position:relative;background:linear-gradient(160deg,var(--accent-soft),transparent 55%),var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-card);padding:1.7rem 1.8rem;
  display:flex;flex-direction:column;gap:.7rem}
.dev-block::before{content:"";position:absolute;top:0;left:1.8rem;right:55%;height:1px;
  background:linear-gradient(90deg,var(--accent-strong),transparent)}
.dev-badge{display:inline-flex;align-items:center;gap:.5rem;align-self:flex-start;
  font-family:var(--font-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);border:1px solid var(--accent-600);border-radius:999px;
  padding:.32rem .85rem}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);
  animation:devpulse 2.6s ease-in-out infinite}
@keyframes devpulse{0%,100%{opacity:1}50%{opacity:.3}}
.dev-block h3{font-size:1.25rem;margin-top:.3rem}
.dev-block h3 .serif-accent{font-size:1.05em}
.dev-block>p{color:var(--muted);font-size:.97rem;margin:0;max-width:58ch}
.dev-list{margin:.4rem 0 0;padding:0;list-style:none}
.dev-list li{font-size:.9rem;color:var(--muted);padding:.4rem 0 .4rem 1.4rem;
  position:relative;border-bottom:1px solid var(--line)}
.dev-list li:last-child{border-bottom:0}
.dev-list li::before{content:"◆";position:absolute;left:.1rem;top:.45rem;
  color:var(--accent-strong);font-size:.55rem}
.dev-list li b{color:var(--text);font-weight:600}
.dev-how{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;
  color:var(--faint);margin-top:.5rem}

/* compact variant for dashboard panels & form notices */
.dev-inline{background:linear-gradient(160deg,var(--accent-soft),transparent 60%),transparent;
  border:1px solid var(--line);border-radius:var(--radius-ctl);padding:.9rem 1.1rem;
  font-size:.88rem;color:var(--muted)}
.dev-inline .dev-badge{margin-bottom:.5rem}
.dev-inline p{margin:.4rem 0 0;font-size:.88rem}
.dev-inline .mono{color:var(--faint)}

/* teaser cards for entries in preparation */
.teaser-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));
  margin-top:1.6rem}
.teaser{background:var(--surface);border:1px dashed var(--line);
  border-radius:var(--radius-card);padding:1.3rem 1.4rem}
.teaser .k{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--faint);display:block;margin-bottom:.5rem}
.teaser h3{font-size:1.05rem}
.teaser p{color:var(--muted);font-size:.88rem;margin-top:.4rem}

/* ═══════════════════════════════════════════════════════════════
   DEVELOPMENT NOTICE — gentle corner toast, shown until acknowledged
   ═══════════════════════════════════════════════════════════════ */
.dev-notice{position:fixed;right:clamp(1rem,3vw,1.6rem);bottom:clamp(1rem,3vw,1.6rem);z-index:60;
  max-width:21.5rem;background:linear-gradient(160deg,var(--accent-soft),transparent 60%),var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-card);padding:1.15rem 1.25rem;
  box-shadow:0 12px 32px rgba(4,6,10,.35);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity .7s ease-out,transform .7s ease-out}
.dev-notice::before{content:"";position:absolute;top:0;left:1.25rem;right:45%;height:1px;
  background:linear-gradient(90deg,var(--accent-strong),transparent)}
.dev-notice.show{opacity:1;transform:none;pointer-events:auto}
.dev-notice p{font-size:.86rem;line-height:1.55;color:var(--muted);margin:.6rem 0 0;max-width:none}
.dev-notice .dn-actions{margin-top:.9rem}
.dn-dismiss{font:600 .8rem var(--font-body);background:var(--accent-500);color:var(--ink-950);
  border:1px solid var(--accent-500);border-radius:var(--radius-ctl);
  padding:.45rem 1.05rem;cursor:pointer;transition:background .2s,border-color .2s}
.dn-dismiss:hover{background:var(--accent-400);border-color:var(--accent-400)}
.dn-close{position:absolute;top:.45rem;right:.55rem;background:none;border:0;color:var(--faint);
  font-size:1rem;line-height:1;cursor:pointer;padding:.3rem}
.dn-close:hover{color:var(--accent)}
@media (max-width:34rem){.dev-notice{left:1rem;right:1rem;max-width:none}}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero canvas.fluid{display:none}
  .fluid-fallback{display:block}
  .rise{transform:none;animation:none}
  .reveal{opacity:1;transform:none;transition:none}
  .work-card,.work-card:hover{transform:none}
  .pulse-dot{animation:none}
  .dev-notice{transition:none}
  body{transition:none}
}