/* Showcase write-ups (/work/<slug>/). Same tokens, type and components as index.html,
   which stays self-contained; keep the two in step when the brand changes. */
:root {
  --navy: #1B2A4A; --navy-deep: #16223C; --blue: #2F6BFF; --blue-glow: #5B8CFF;
  --sky: #6EC1E4; --sky-muted: #A9D9EE; --cream: #F5F3EF; --grey: #E6E8EC;
  --warm: #F59E0B; --green: #10B981; --green-soft: rgba(16,185,129,0.12);
  --sky-soft: rgba(110,193,228,0.18); --blue-soft: rgba(47,107,255,0.10);
  --bg: var(--cream); --bg-raised: #FFFFFF; --bg-card: rgba(255,255,255,0.92);
  --text-primary: var(--navy); --text-secondary: #5B6678; --text-muted: #8A93A3;
  --border: rgba(27,42,74,0.10); --border-hover: rgba(47,107,255,0.30);
  --shadow: 0 6px 24px rgba(27,42,74,0.07); --shadow-lg: 0 24px 60px rgba(27,42,74,0.12);
  --radius-sm: 8px; --radius-md: 12px; --radius-lg: 20px; --radius-pill: 100px;
  --maxw: 1080px; --gut: clamp(16px, 5vw, 64px);
}
html[data-theme="dark"] {
  --bg: var(--navy-deep); --bg-raised: var(--navy); --bg-card: rgba(27,42,74,0.66);
  --text-primary: var(--cream); --text-secondary: rgba(245,243,239,0.72); --text-muted: rgba(245,243,239,0.50);
  --border: rgba(245,243,239,0.12); --border-hover: rgba(110,193,228,0.32);
  --shadow: 0 8px 30px rgba(0,0,0,0.30); --shadow-lg: 0 20px 60px rgba(0,0,0,0.40);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body { font-family: 'Outfit', system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text-primary);
  line-height: 1.6; font-size: 17px; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding-left: var(--gut); padding-right: var(--gut); }
h1, h2, h3 { font-weight: 800; line-height: 1.08; letter-spacing: -1.5px; }
h1 { font-size: clamp(38px, 6vw, 64px); }
h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -1px; margin-bottom: 16px; }
h3 { font-size: 19px; font-weight: 700; letter-spacing: -0.3px; }
p { color: var(--text-secondary); }
.lead { font-size: clamp(1.08rem, 1.7vw, 1.3rem); color: var(--text-secondary); max-width: 62ch; }
.eyebrow { font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 500; letter-spacing: 2px;
  text-transform: uppercase; color: var(--sky); display: inline-flex; gap: 8px; margin-bottom: 16px; }
.eyebrow .num { color: var(--text-muted); }
.mono { font-family: 'JetBrains Mono', monospace; }

/* nav (same as the home page, fewer links) */
header.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(16px);
  background: color-mix(in srgb, var(--bg) 80%, transparent); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 1.22rem; letter-spacing: -0.5px; }
.mark { display: inline-block; height: 1em; width: 1.15em; vertical-align: middle; font-size: 2rem; }
html[data-theme="dark"] .brand > .mark { filter: brightness(0) invert(1); }
.wordmark .ai { color: var(--blue); }
.nav-links { display: flex; align-items: center; gap: 20px; font-family: 'JetBrains Mono', monospace; font-size: 0.78rem; }
.nav-links a { color: var(--text-secondary); white-space: nowrap; }
.nav-links a:hover { color: var(--text-primary); }
.icon-btn { background: none; border: 1px solid var(--border); color: var(--text-secondary); width: 40px; height: 40px;
  border-radius: 10px; cursor: pointer; font-size: 1rem; display: grid; place-items: center; }
@media (max-width: 720px) { .nav-links .hide-sm { display: none; } }

.btn { font-family: 'Outfit', sans-serif; font-size: 15px; font-weight: 600; padding: 13px 26px; border-radius: var(--radius-pill);
  border: 1px solid transparent; display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; transition: transform .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--blue), var(--blue-glow)); color: #fff; box-shadow: 0 2px 20px rgba(37,99,235,0.22); }
.btn-ghost { color: var(--text-primary); border-color: var(--border-hover); }

/* page sections */
section { padding: clamp(56px, 8vw, 96px) 0; }
section.alt { background: var(--bg-raised); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.case-hero { padding-top: clamp(56px, 8vw, 96px); padding-bottom: clamp(40px, 6vw, 64px); }
.case-hero h1 { margin-bottom: 20px; max-width: 18ch; }
.case-hero .lead { margin-bottom: 28px; }
.ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 36px; }
.back { font-family: 'JetBrains Mono', monospace; font-size: 0.78rem; color: var(--text-secondary); display: inline-block; margin-bottom: 22px; }
.back:hover { color: var(--text-primary); }

.facts { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--bg-card); }
.facts div { padding: 18px 20px; min-width: 0; }
.facts div + div { border-left: 1px solid var(--border); }
.facts b { display: block; font-size: 1.9rem; font-weight: 800; letter-spacing: -1px; line-height: 1.1; }
.facts span { font-family: 'JetBrains Mono', monospace; font-size: 0.68rem; letter-spacing: 1px; text-transform: uppercase; color: var(--text-muted); }
@media (max-width: 760px) { .facts { grid-template-columns: 1fr 1fr; } .facts div:nth-child(3) { border-left: 0; } .facts div:nth-child(n+3) { border-top: 1px solid var(--border); } }

.shot { border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); background: #fff; }
.shot figcaption { font-family: 'JetBrains Mono', monospace; font-size: 0.72rem; color: var(--text-muted); padding: 10px 16px; border-top: 1px solid var(--border); background: var(--bg-raised); }

.two { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
@media (max-width: 860px) { .two { grid-template-columns: 1fr; gap: 24px; } }
.prose p + p { margin-top: 14px; }
.prose strong { color: var(--text-primary); }

.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .grid3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid3 { grid-template-columns: 1fr; } }
.feat { padding: 24px 22px; display: flex; flex-direction: column; gap: 10px; }
.feat .k { font-family: 'JetBrains Mono', monospace; font-size: 0.66rem; letter-spacing: 1.2px; text-transform: uppercase; color: var(--sky); }
.feat p { font-size: 0.94rem; }

/* flow: numbered steps joined by a line, grouped by system */
.flow { display: grid; grid-template-columns: repeat(var(--cols, 4), 1fr); gap: 14px; }
@media (max-width: 900px) { .flow { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .flow { grid-template-columns: 1fr; } }
.lane { padding: 20px 18px; border-top: 4px solid var(--accent, var(--blue)); }
.lane .sys { font-family: 'JetBrains Mono', monospace; font-size: 0.68rem; letter-spacing: 1.2px; text-transform: uppercase; color: var(--accent, var(--blue)); margin-bottom: 4px; }
.lane h3 { margin-bottom: 10px; }
.lane ol { list-style: none; counter-reset: s; display: grid; gap: 8px; }
.lane li { position: relative; padding-left: 26px; font-size: 0.9rem; color: var(--text-secondary); }
.lane li::before { counter-increment: s; content: counter(s); position: absolute; left: 0; top: 2px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent, var(--blue)); color: #fff; font: 600 0.62rem/18px 'JetBrains Mono', monospace; text-align: center; }
.lane.l1 { --accent: var(--blue); } .lane.l2 { --accent: var(--sky); } .lane.l3 { --accent: var(--green); } .lane.l4 { --accent: var(--warm); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips span { font-family: 'JetBrains Mono', monospace; font-size: 0.72rem; color: var(--text-secondary); border: 1px solid var(--border); border-radius: 6px; padding: 4px 9px; }

.ticks { list-style: none; display: grid; gap: 10px; }
.ticks li { position: relative; padding-left: 24px; color: var(--text-secondary); font-size: 0.96rem; }
.ticks li::before { content: "→"; position: absolute; left: 0; color: var(--blue); font-family: 'JetBrains Mono', monospace; }
.ticks b { color: var(--text-primary); }

.cta-box { padding: clamp(28px, 5vw, 44px); text-align: center; }
.cta-box h2 { margin-bottom: 12px; }
.cta-box p { max-width: 56ch; margin: 0 auto 22px; }
.cta-box .ctas { justify-content: center; margin-bottom: 0; }

footer { border-top: 1px solid var(--border); padding: 56px 0 36px; }
.foot-mission { font-size: clamp(1.3rem, 2.4vw, 1.8rem); font-weight: 800; letter-spacing: -1px; line-height: 1.18; max-width: 32ch; margin-bottom: 28px; color: var(--text-primary); }
.foot-bottom { border-top: 1px solid var(--border); padding-top: 22px; font-family: 'JetBrains Mono', monospace; font-size: 0.74rem;
  color: var(--text-muted); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.foot-bottom a:hover { color: var(--text-primary); }