/* Atigan Innovations — site styles */
:root {
  --bg: #0b0c0f;
  --bg-2: #111318;
  --surface: #15171d;
  --surface-2: #1b1e26;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --ink: #f3f1ec;
  --ink-2: #b9b7b1;
  --ink-3: #85847f;
  --accent: #f0a63a;
  --accent-2: #ffcf85;
  --accent-ink: #1a1206;
  --gold: #d9a441;
  --ok: #5fd39a;
  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 1160px;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f4ef;
    --bg-2: #efece5;
    --surface: #ffffff;
    --surface-2: #f3f0e9;
    --line: rgba(18, 19, 23, 0.09);
    --line-2: rgba(18, 19, 23, 0.16);
    --ink: #121317;
    --ink-2: #4a4b50;
    --ink-3: #6e6f73;
    --accent: #b8660a;
    --accent-2: #8a4a05;
    --accent-ink: #ffffff;
    --gold: #a8741a;
    --ok: #1d8a57;
    color-scheme: light;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
p, li, h1, h2, h3, a, span, small { overflow-wrap: break-word; }
.prose a, .legal a { overflow-wrap: anywhere; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--accent); color: var(--accent-ink); }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
@media (max-width: 560px) { .wrap { padding: 0 16px; } }

.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 16px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 600 17px/1 var(--display); letter-spacing: -0.01em; }
.brand svg { width: 30px; height: 30px; flex: none; }
.brand span b { font-weight: 600; }
.brand span i { font-style: normal; color: var(--ink-3); font-weight: 500; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a { font-size: 15px; color: var(--ink-2); padding: 8px 12px; border-radius: 999px; transition: color .2s, background .2s; }
@media (hover: hover) { .nav-links a:not(.btn):hover { color: var(--ink); background: var(--surface); } }
.nav-links a.btn { color: var(--accent-ink); }
@media (max-width: 760px) { .nav-links a:not(.btn) { display: none; } }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--accent-ink) !important;
  font-weight: 600; font-size: 15px;
  padding: 11px 18px; border-radius: 999px;
  transition: transform .2s ease, box-shadow .2s ease, background .2s;
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 40%, transparent);
}
@media (hover: hover) { .btn:hover { transform: translateY(-1px); box-shadow: 0 8px 30px -8px color-mix(in srgb, var(--accent) 70%, transparent); } }
.btn.ghost { background: transparent; color: var(--ink) !important; border: 1px solid var(--line-2); box-shadow: none; }
@media (hover: hover) { .btn.ghost:hover { background: var(--surface); } }
.btn svg { width: 16px; height: 16px; }

/* Hero */
.hero { position: relative; padding: 120px 0 96px; overflow: hidden; isolation: isolate; }
@media (max-width: 560px) { .hero { padding: 72px 0 64px; } }
.hero-bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero-bg .grid {
  position: absolute; inset: -1px;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
}
.hero-bg .glow {
  position: absolute; width: 720px; height: 720px; border-radius: 50%;
  filter: blur(90px); opacity: .55;
  background: radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--accent) 70%, transparent), transparent 60%);
  top: -260px; right: -180px;
  animation: drift 18s ease-in-out infinite alternate;
}
.hero-bg .glow.two {
  width: 560px; height: 560px; left: -220px; top: 120px; right: auto; opacity: .28;
  background: radial-gradient(circle, color-mix(in srgb, #7a8cff 60%, transparent), transparent 62%);
  animation-duration: 24s;
}
@keyframes drift { from { transform: translate3d(0,0,0) scale(1); } to { transform: translate3d(-60px,40px,0) scale(1.08); } }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 13px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink-2);
  padding: 8px 14px 8px 10px; border: 1px solid var(--line-2); border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 60%, transparent);
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ok) 22%, transparent); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 7px color-mix(in srgb, var(--ok) 6%, transparent); } }

h1, h2, h3 { font-family: var(--display); letter-spacing: -0.03em; margin: 0; font-weight: 600; }
.hero h1 { font-size: clamp(42px, 7.4vw, 92px); line-height: .98; margin: 28px 0 24px; max-width: 13ch; }
.hero h1 em, h2 em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; color: var(--accent); }
.lede { font-size: clamp(18px, 2.1vw, 21px); color: var(--ink-2); max-width: 60ch; margin: 0 0 36px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-meta { margin-top: 72px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.hero-meta div { background: var(--bg); padding: 22px 22px 20px; }
.hero-meta b { display: block; font: 600 28px/1.1 var(--display); letter-spacing: -0.02em; }
.hero-meta span { font-size: 14px; color: var(--ink-3); }
@media (max-width: 760px) { .hero-meta { grid-template-columns: 1fr; margin-top: 48px; } .hero-meta div { display: flex; align-items: baseline; gap: 12px; padding: 16px 20px; } .hero-meta b { font-size: 24px; min-width: 72px; } }

/* Sections */
section { padding: 104px 0; position: relative; }
@media (max-width: 560px) { section { padding: 72px 0; } }
.section-head { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: end; margin-bottom: 56px; }
@media (max-width: 860px) { .section-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 40px; } }
.kicker { font: 500 13px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: 18px; display: block; }
h2 { font-size: clamp(32px, 4.6vw, 56px); line-height: 1.04; }
.section-head p { color: var(--ink-2); margin: 0; font-size: 18px; max-width: 52ch; }
.alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* Flagship */
.flagship {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 0;
  border: 1px solid var(--line-2); border-radius: 28px; overflow: hidden;
  background: var(--surface);
}
@media (max-width: 900px) { .flagship { grid-template-columns: 1fr; } }
.flagship-body { padding: 48px; display: flex; flex-direction: column; }
@media (max-width: 560px) { .flagship-body { padding: 28px 22px; } }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.tag { font: 500 12px/1 var(--mono); letter-spacing: .04em; text-transform: uppercase; padding: 7px 10px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--ink-2); }
.tag.live { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.flagship h3 { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.05; margin-bottom: 16px; }
.flagship p { color: var(--ink-2); margin: 0 0 20px; }
.facts { list-style: none; padding: 0; margin: 8px 0 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; }
@media (max-width: 560px) { .facts { grid-template-columns: 1fr; } }
.facts li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--ink-2); }
.facts li svg { flex: none; width: 18px; height: 18px; margin-top: 3px; color: var(--accent); }
.flagship-body .btn { align-self: flex-start; margin-top: auto; }

.flagship-visual {
  position: relative; min-height: 420px;
  background:
    radial-gradient(ellipse at 50% 38%, rgba(217,164,65,.28), transparent 60%),
    linear-gradient(160deg, #17140f 0%, #0d0c0a 100%);
  display: grid; place-items: center; overflow: hidden;
}
.flagship-visual::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 18px 18px; mask-image: radial-gradient(circle at 50% 45%, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at 50% 45%, #000, transparent 70%);
}
.flagship-visual img { width: 46%; max-width: 220px; position: relative; z-index: 1; filter: drop-shadow(0 20px 40px rgba(0,0,0,.55)); animation: float 7s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-10px); } }
.flagship-visual .caption {
  position: absolute; left: 0; right: 0; bottom: 28px; text-align: center; z-index: 1;
  font: 500 12px/1 var(--mono); letter-spacing: .32em; text-transform: uppercase; color: rgba(243, 225, 190, .72);
}
@media (max-width: 900px) { .flagship-visual { min-height: 300px; order: -1; } }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step {
  position: relative; padding: 28px 24px 26px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
  transition: transform .3s ease, border-color .3s ease;
}
@media (hover: hover) { .step:hover { transform: translateY(-4px); border-color: var(--line-2); } }
.step .num { font: 500 13px/1 var(--mono); color: var(--accent); margin-bottom: 36px; display: flex; justify-content: space-between; align-items: center; }
.step .num svg { width: 22px; height: 22px; color: var(--ink-3); }
.step h3 { font-size: 21px; letter-spacing: -0.015em; margin-bottom: 10px; }
.step p { margin: 0; color: var(--ink-2); font-size: 15.5px; }

/* Claude band */
.claude-band {
  margin-top: 40px; padding: 28px 32px; border-radius: var(--radius);
  border: 1px dashed var(--line-2);
  display: flex; gap: 24px; align-items: center; justify-content: space-between; flex-wrap: wrap;
}
.claude-band p { margin: 0; color: var(--ink-2); max-width: 70ch; }
.claude-band strong { color: var(--ink); }
.claude-band .pill { font: 500 13px/1 var(--mono); padding: 10px 14px; border-radius: 999px; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); white-space: nowrap; }

/* Principles */
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
@media (max-width: 860px) { .principles { grid-template-columns: 1fr; } }
.principle { background: var(--bg); padding: 36px 32px; }
.alt .principle { background: var(--bg-2); }
.principle svg { width: 28px; height: 28px; color: var(--accent); margin-bottom: 22px; }
.principle h3 { font-size: 21px; margin-bottom: 10px; letter-spacing: -0.015em; }
.principle p { margin: 0 0 16px; color: var(--ink-2); font-size: 15.5px; }
.principle a { font-size: 15px; color: var(--accent); display: inline-flex; gap: 6px; align-items: center; }
@media (hover: hover) { .principle a:hover { text-decoration: underline; text-underline-offset: 4px; } }

/* Pipeline */
.pipeline { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
@media (max-width: 860px) { .pipeline { grid-template-columns: 1fr; } }
.venture {
  padding: 28px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface);
  min-height: 200px; display: flex; flex-direction: column; justify-content: space-between; gap: 24px;
}
.venture.current { border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 9%, var(--surface)), var(--surface)); }
.venture .status { font: 500 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); display: flex; align-items: center; gap: 8px; }
.venture .status i { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); }
.venture.current .status { color: var(--ok); }
.venture.current .status i { background: var(--ok); }
.venture h3 { font-size: 22px; letter-spacing: -0.015em; margin-bottom: 6px; }
.venture p { margin: 0; color: var(--ink-2); font-size: 15.5px; }
.venture .redacted { display: inline-block; height: 1.05em; width: 9ch; border-radius: 4px; background: repeating-linear-gradient(90deg, var(--line-2) 0 6px, transparent 6px 9px); vertical-align: -2px; }

/* Contact */
.contact {
  border-radius: 28px; padding: 64px 56px; position: relative; overflow: hidden; isolation: isolate;
  background: var(--surface); border: 1px solid var(--line-2);
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center;
}
.contact::before {
  content: ""; position: absolute; z-index: -1; width: 520px; height: 520px; right: -160px; bottom: -260px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 45%, transparent), transparent 65%); filter: blur(40px); opacity: .7;
}
@media (max-width: 860px) { .contact { grid-template-columns: 1fr; padding: 40px 24px; } }
.contact p { color: var(--ink-2); margin: 16px 0 0; font-size: 18px; }
.contact-card { display: flex; flex-direction: column; gap: 12px; }
.contact-card a.mail {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 18px 20px; border-radius: 14px; border: 1px solid var(--line-2); background: color-mix(in srgb, var(--bg) 70%, transparent);
  font: 500 clamp(15px, 4.2vw, 17px)/1.35 var(--sans); letter-spacing: -0.005em; transition: border-color .2s, transform .2s;
}
@media (hover: hover) { .contact-card a.mail:hover { border-color: var(--accent); transform: translateY(-1px); } }
.contact-card a.mail span { min-width: 0; overflow-wrap: break-word; }
.contact-card a.mail svg { width: 18px; height: 18px; color: var(--accent); flex: none; }
.contact-card small { color: var(--ink-3); font-size: 14px; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 48px 0 40px; }
.page-body { padding: 24px 0 104px; }
.foot { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; align-items: flex-start; }
.foot p { color: var(--ink-3); font-size: 14px; margin: 14px 0 0; max-width: 42ch; }
.foot-links { display: flex; gap: 48px; flex-wrap: wrap; }
.foot-links h4 { font: 500 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin: 0 0 14px; }
.foot-links a { display: block; color: var(--ink-2); font-size: 15px; padding: 4px 0; }
@media (hover: hover) { .foot-links a:hover { color: var(--ink); } }
.legal { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--ink-3); font-size: 13px; }

/* Long-form pages */
.page-hero { padding: 96px 0 48px; }
@media (max-width: 560px) { .page-hero { padding: 64px 0 32px; } }
.page-hero h1 { font-size: clamp(40px, 6vw, 72px); line-height: 1; margin: 20px 0 20px; }
.page-hero p { color: var(--ink-2); font-size: 20px; max-width: 60ch; margin: 0; }
.prose > * { max-width: 760px; }
.prose h2 { font-size: clamp(26px, 3vw, 34px); margin: 56px 0 16px; }
.prose h3 { font-size: 20px; margin: 32px 0 10px; letter-spacing: -0.01em; }
.prose p, .prose li { color: var(--ink-2); }
.prose ul { padding-left: 20px; }
.prose li { margin: 6px 0; }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.prose .updated { font: 500 13px/1 var(--mono); color: var(--ink-3); }
.commit-list { list-style: none; padding: 0 !important; margin: 32px 0; display: grid; gap: 14px; }
.commit-list li { margin: 0; padding: 24px 24px 22px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); display: grid; grid-template-columns: 40px 1fr; gap: 6px 16px; }
.commit-list li svg { width: 24px; height: 24px; color: var(--accent); grid-row: span 2; margin-top: 2px; }
.commit-list li b { color: var(--ink); font-family: var(--display); font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }
.commit-list li span { color: var(--ink-2); font-size: 16px; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}