/* refine.css — refined d2 system · light + dark theming
   fixes: darker/readable greys · rounded window-boxing (from d3) ·
   capstone framed as a real window · terminal texture without command spam */

@import url('fonts.css');   /* self-hosted (was Google Fonts) — no third-party request */

:root {
  color-scheme: light;
  /* LIGHT (default) — STARK plain white main bg, contrasting off-white for boxing */
  --paper:      #ffffff;   /* main background — stark plain white */
  --panel:      #f3f1ec;   /* boxing (cards/panels) — a contrasting warmer off-white */
  --panel-2:    #ece9e2;   /* deeper off-white for emphasis boxes */
  --ink:        #0c0c0b;
  --ink-soft:   #2b2b29;   /* body — was #3a3a3a */
  --ink-faint:  #555350;   /* meta/mono — was #767676 (too light); now readable */
  --ink-mono:   #44423f;   /* small mono labels — darker so they read */
  --rule:       #e5e2dc;
  --rule-mid:   #cdc9c1;

  /* the capstone "stage" — the one dark element in light mode */
  --stage:      #0d0d0c;
  --stage-panel:#141412;
  --stage-ink:  #f3f2ee;
  --stage-soft: #c9c6bf;
  --stage-faint:#8c8983;
  --stage-line: #2a2925;

  --sans:  'Inter Tight', system-ui, sans-serif;
  --serif: 'EB Garamond', Georgia, serif;
  --mono:  'JetBrains Mono', ui-monospace, monospace;

  --radius: 10px;       /* rounded boxing — soft, not bubbly */
  --radius-sm: 7px;
  --pad: clamp(1.4rem, 5vw, 4rem);
  --maxw: 1180px;

  /* pastel accent — OFF unless body.accent. used as a SIGNAL, not decoration */
  --accent:     #ff3d85;   /* brighter rose-neon on light (swappable — see _pinks) */
  --accent-ink: #0d0d0c;   /* text on accent fills */
  --powder:     #fdf3f7;   /* subtle powder-pink box tint (the "color splash" option) */
  --powder-rule:#f3dbe6;
}

[data-theme="dark"] {
  --paper:      #0d0d0c;
  --panel:      #161614;
  --ink:        #f3f2ee;
  --ink-soft:   #cecbc4;
  --ink-faint:  #9a968e;   /* readable on dark */
  --ink-mono:   #aaa69d;
  --rule:       #292824;
  --rule-mid:   #3a3833;

  /* in dark mode the capstone becomes a deeper, bordered window */
  --stage:      #060605;
  --stage-panel:#0f0f0d;
  --stage-ink:  #f3f2ee;
  --stage-soft: #c9c6bf;
  --stage-faint:#8c8983;
  --stage-line: #34322d;
  --accent:     #ff5aa3;   /* neon rose on dark — pops harder against black */
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

.mono { font-family: var(--mono); font-size: .8rem; letter-spacing: .03em; color: var(--ink-mono); }
.serif { font-family: var(--serif); font-style: italic; }
a { color: inherit; text-decoration: none; }
.cursor::after { content:'|'; margin-left:.12em; font-weight:300; animation: blink 1.1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---- top bar: identity + status, NO command spam ---- */
.topbar { display:flex; justify-content:space-between; align-items:center; padding:1.3rem 0; flex-wrap:wrap; gap:.6rem; }
.topbar .id { font-family:var(--mono); font-size:.8rem; color:var(--ink-mono); letter-spacing:.02em; }
.topbar .id b { color:var(--ink); font-weight:500; }
.topbar .status { font-family:var(--mono); font-size:.78rem; color:var(--ink-faint); display:flex; align-items:center; gap:.5rem; }
.topbar .status .dot { width:7px; height:7px; border-radius:50%; background:var(--ink); animation:blink 1.4s step-end infinite; }

/* ---- hero ---- */
.hero { padding: clamp(2.5rem,7vh,5rem) 0 2rem; }
.hero .eyebrow { font-family:var(--mono); font-size:.8rem; letter-spacing:.06em; color:var(--ink-mono); margin-bottom:1.4rem; }
.wordmark { font-weight:400; font-size:clamp(2.6rem,7vw,6rem); line-height:.9; letter-spacing:-.045em; }
.hero .positioning { font-size:clamp(1.5rem,3.2vw,2.4rem); font-weight:300; max-width:26ch; margin-top:1.5rem; line-height:1.22; letter-spacing:-.02em; color:var(--ink); }
.hero .positioning em { font-family:var(--serif); font-style:italic; font-weight:500; }
.hero .tease { margin-top:1.4rem; font-family:var(--serif); font-style:italic; font-size:1.3rem; color:var(--ink-soft); }

/* ---- system strip: quicklinks + currently, in a soft rounded frame ---- */
.strip {
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem;
  border:1px solid var(--rule); border-radius:var(--radius); padding:.9rem 1.2rem; margin:1.8rem 0 2.2rem;
  background:var(--panel);
}
.quicklinks { display:flex; flex-wrap:wrap; gap:1.3rem; align-items:baseline; }
.quicklinks a { font-family:var(--mono); font-size:.82rem; color:var(--ink-soft); border-bottom:1px solid transparent; padding-bottom:2px; transition:border-color .15s; }
.quicklinks a:hover { border-color:var(--ink); }
.quicklinks .sep { color:var(--rule-mid); }
.quicklinks .soon { color:var(--ink-faint); }
.quicklinks .soon::after { content:' · soon'; opacity:.75; font-size:.85em; }
.strip .currently { font-family:var(--mono); font-size:.8rem; color:var(--ink-faint); }
.strip .currently b { color:var(--ink-soft); font-weight:500; }

/* ---- main grid ---- */
.grid { display:grid; grid-template-columns:repeat(12,1fr); gap:1.1rem; padding-bottom:1.4rem; }

/* generic window frame (rounded, title bar) — the d3 boxing, softened */
.win { border:1px solid var(--rule); border-radius:var(--radius); overflow:hidden; background:var(--panel); display:flex; flex-direction:column; }
.win-bar { display:flex; align-items:center; gap:.5rem; padding:.6rem .9rem; border-bottom:1px solid var(--rule); font-family:var(--mono); font-size:.72rem; color:var(--ink-faint); }
.win-bar .dots { display:flex; gap:.35rem; }
.win-bar .dots i { width:8px; height:8px; border-radius:50%; border:1px solid var(--rule-mid); display:inline-block; }
.win-body { padding:1.3rem 1.3rem 1.2rem; display:flex; flex-direction:column; gap:.6rem; flex:1; }
.win-body h3 { font-size:1.5rem; font-weight:500; letter-spacing:-.02em; line-height:1.1; }
.win-body p { color:var(--ink-soft); font-size:.97rem; }
.win-body .foot { margin-top:auto; }

/* capstone = dark window (the star). rounded, framed, clear CTA */
.capstone { grid-column:span 8; }
.capstone .win { background:var(--stage); border-color:var(--stage-line); }
.capstone .win-bar { background:var(--stage-panel); border-bottom-color:var(--stage-line); color:var(--stage-faint); }
.capstone .win-bar .dots i { border-color:#4a4843; }
.capstone .win-body { gap:.8rem; }
.capstone h3 { color:var(--stage-ink); font-size:1.9rem; }
.capstone p { color:var(--stage-soft); max-width:48ch; }
.capstone .wires { font-family:var(--mono); font-size:.74rem; line-height:1.3; color:#6a6862; white-space:pre; margin:.2rem 0 .3rem; }
.capstone .cta {
  align-self:flex-start; font-family:var(--mono); font-size:.8rem; color:var(--stage-ink);
  border:1px solid #45433e; border-radius:var(--radius-sm); padding:.55rem 1rem; margin-top:.4rem;
  transition:background .15s, border-color .15s;
}
.capstone .cta:hover { background:#ffffff; color:#0d0d0c; border-color:#fff; }

/* right rail: lab, research, latest stacked */
.rail { grid-column:span 4; display:flex; flex-direction:column; gap:1.1rem; }
.card { border:1px solid var(--rule); border-radius:var(--radius); background:var(--panel); padding:1.2rem 1.2rem; display:flex; flex-direction:column; gap:.5rem; transition:border-color .15s; }
.card:hover { border-color:var(--ink); }
.card .kicker { font-family:var(--mono); font-size:.72rem; letter-spacing:.05em; color:var(--ink-faint); }
.card h3 { font-size:1.2rem; font-weight:500; letter-spacing:-.01em; }
.card p { color:var(--ink-soft); font-size:.92rem; }
.card .foot { font-family:var(--mono); font-size:.72rem; color:var(--ink-faint); margin-top:.2rem; }
.card.coming { border-style:dashed; }
.card.coming h3 { color:var(--ink-faint); font-weight:400; }
.card .badge { font-family:var(--mono); font-size:.62rem; letter-spacing:.08em; color:var(--ink-faint); border:1px solid var(--rule-mid); border-radius:5px; padding:2px 7px; align-self:flex-start; }

footer { border-top:1px solid var(--rule); margin-top:1.6rem; padding:1.6rem 0 3rem; }
footer .mono { color:var(--ink-faint); }

/* soft pink atmospheric glow behind the wordmark (the "MOMENTUM" move, restrained) */
.glow {
  position:absolute; z-index:0; pointer-events:none;
  width:540px; height:360px; max-width:92%;
  background: radial-gradient(closest-side, var(--glow, rgba(255,61,133,.28)), transparent);
  filter: blur(34px);
}
.above { position:relative; z-index:1; }

/* thin horizontal pipeline banner — the signature (node-network ML motion + score past 1st-place line) */
.pipeline { width:100%; }
.pipeline svg { width:100%; height:auto; display:block; }
.pl-cap { font-family:var(--mono); font-size:.72rem; color:var(--ink-faint); letter-spacing:.04em; }
.pl-cap b { color:var(--ink); font-weight:500; }
.pl-cap a { color:var(--accent); }

/* real black top strip (Rain liked the look of the mockup banner → make it a site element) */
.topstrip { background: var(--ink); }
.topstrip .bar { display:flex; align-items:center; justify-content:space-between; gap:1rem;
  padding:.6rem var(--pad); }
.topstrip .id { font-family:var(--mono); font-size:.74rem; color:#e9e7e2; letter-spacing:.04em; }
.topstrip .id b { color:#fff; font-weight:500; }
.topstrip .tag { font-family:var(--mono); font-size:.66rem; color:#807d77; letter-spacing:.08em; } /* mockup-only center label */
.topstrip nav { display:flex; gap:1.2rem; }
.topstrip nav a { font-family:var(--mono); font-size:.74rem; color:#cfccc6; }
.topstrip nav a:hover { color: var(--accent); }
.topstrip nav a.soon { opacity:.6; }
.topstrip .online::before { content:'● '; color: var(--accent); }

/* mockup banner */
.dirbanner { position:fixed; top:0; left:0; right:0; z-index:99; background:var(--ink); color:var(--paper);
  font-family:var(--mono); font-size:.68rem; letter-spacing:.06em; text-align:center; padding:6px; }
body.has-banner { padding-top:30px; }

@media (max-width:820px){ .capstone,.rail{ grid-column:span 12; } }

/* ---- pastel accent layer (only when body.accent) — restrained, signal-only ---- */
body.accent .cursor::after { color: var(--accent); }
body.accent .topbar .status .dot { background: var(--accent); }
body.accent .strip .currently::before { content:'● '; color: var(--accent); }
body.accent .quicklinks a:hover { border-color: var(--accent); color: var(--accent); }
body.accent .card:hover { border-color: var(--accent); }
body.accent .capstone .wires .score { color: var(--accent); }     /* the win, highlighted */
body.accent .capstone .cta { border-color: var(--accent); color: var(--accent); }
body.accent .capstone .cta:hover { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
body.accent .capstone .win-bar .dots i:first-child { background: var(--accent); border-color: var(--accent); }

/* ---- full-light capstone (body.capstone-light) — for the all-light example ---- */
body.capstone-light .capstone .win { background: var(--panel-2); border-color: var(--rule-mid); }
body.capstone-light .capstone .win-bar { background: var(--panel); border-bottom-color: var(--rule); color: var(--ink-faint); }
body.capstone-light .capstone .win-bar .dots i { border-color: var(--rule-mid); }
body.capstone-light .capstone h3 { color: var(--ink); }
body.capstone-light .capstone p { color: var(--ink-soft); }
body.capstone-light .capstone .wires { color: var(--ink-faint); }
body.capstone-light .capstone .cta { color: var(--ink); border-color: var(--rule-mid); }
body.capstone-light.accent .capstone .cta { color: var(--accent); border-color: var(--accent); }