/* Self-hosted fonts (SIL Open Font License, see assets/fonts/LICENSE-*.txt).
   No requests to third-party font services, so visitors' IPs are never shared. */
@font-face { font-family: "Inter"; font-style: normal; font-display: swap; font-weight: 100 900;
  src: url("fonts/inter-latin-wght-normal.woff2") format("woff2-variations"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Inter"; font-style: normal; font-display: swap; font-weight: 100 900;
  src: url("fonts/inter-latin-ext-wght-normal.woff2") format("woff2-variations"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-display: swap; font-weight: 100 800;
  src: url("fonts/jetbrains-mono-latin-wght-normal.woff2") format("woff2-variations"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-display: swap; font-weight: 100 800;
  src: url("fonts/jetbrains-mono-latin-ext-wght-normal.woff2") format("woff2-variations"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }

/* olgac.org — plain CSS, no build step.
   Theme: light by default, dark when the OS prefers it, and a manual
   override through <html data-theme="light|dark"> (set by assets/site.js). */

:root {
  color-scheme: light;
  --bg: #fafbfc;
  --bg-2: #f2f4f8;
  --card: #ffffff;
  --line: #e3e7ee;
  --line-strong: #cdd4df;
  --text: #121620;
  --muted: #586174;
  --accent: #3b5bdb;
  --accent-ink: #ffffff;
  --accent-soft: rgba(59, 91, 219, .10);
  --accent-2: #0d8a7f;
  --warn: #a95a00;
  --glow: rgba(59, 91, 219, .16);
  --glow-2: rgba(13, 138, 127, .10);
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 10px 30px rgba(16, 24, 40, .07);
  --radius: 16px;
  --max: 1160px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0a0c11;
    --bg-2: #0f1219;
    --card: #131722;
    --line: #222938;
    --line-strong: #323b4e;
    --text: #e8ebf2;
    --muted: #9aa3b5;
    --accent: #8aa6ff;
    --accent-ink: #0a0c11;
    --accent-soft: rgba(138, 166, 255, .12);
    --accent-2: #4fd1c5;
    --warn: #f6ad55;
    --glow: rgba(124, 156, 255, .20);
    --glow-2: rgba(79, 209, 197, .10);
    --shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 12px 32px rgba(0, 0, 0, .30);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0a0c11;
  --bg-2: #0f1219;
  --card: #131722;
  --line: #222938;
  --line-strong: #323b4e;
  --text: #e8ebf2;
  --muted: #9aa3b5;
  --accent: #8aa6ff;
  --accent-ink: #0a0c11;
  --accent-soft: rgba(138, 166, 255, .12);
  --accent-2: #4fd1c5;
  --warn: #f6ad55;
  --glow: rgba(124, 156, 255, .20);
  --glow-2: rgba(79, 209, 197, .10);
  --shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 12px 32px rgba(0, 0, 0, .30);
}

/* Base */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 var(--font);
  -webkit-font-smoothing: antialiased;
  transition: background-color .2s ease, color .2s ease;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { max-width: 100%; display: block; }
code, pre, .mono { font-family: var(--mono); }
code { font-size: .92em; background: var(--bg-2); border: 1px solid var(--line); padding: 1px 6px; border-radius: 6px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: -9999px; top: 8px; }
.skip:focus { left: 16px; z-index: 100; background: var(--card); padding: 8px 14px; border-radius: 8px; }
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; letter-spacing: -.01em; font-size: 17px; }
.brand:hover { text-decoration: none; }
.brand img { width: 28px; height: 28px; }
.nav { display: flex; align-items: center; gap: 4px; font-size: 15px; }
.nav a { color: var(--muted); padding: 8px 10px; border-radius: 8px; }
.nav a:hover { color: var(--text); background: var(--bg-2); text-decoration: none; }
.nav a.active { color: var(--text); }
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px; margin-left: 4px;
  border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; padding: 0;
}
.icon-btn:hover { border-color: var(--line-strong); text-decoration: none; }
.icon-btn svg { width: 18px; height: 18px; }
.theme-toggle .sun { display: none; }
.theme-toggle[data-mode="dark"] .sun { display: block; }
.theme-toggle[data-mode="dark"] .moon { display: none; }
@media (max-width: 760px) { .nav a.hide-sm { display: none; } }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px; border-radius: 11px; font-weight: 600; font-size: 15px; line-height: 1.2;
  border: 1px solid var(--line); color: var(--text); background: var(--card);
  transition: border-color .15s ease, transform .15s ease, filter .15s ease;
}
.btn:hover { text-decoration: none; border-color: var(--line-strong); transform: translateY(-1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.06); }
.btn svg { width: 18px; height: 18px; }

/* Typography helpers */
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: 14px;
}
.eyebrow.keep-case { text-transform: none; letter-spacing: .02em; }
h1 { font-size: clamp(38px, 6vw, 64px); line-height: 1.05; letter-spacing: -.035em; margin: 0 0 20px; }
h2 { font-size: clamp(28px, 3.6vw, 40px); letter-spacing: -.025em; margin: 0 0 14px; line-height: 1.15; }
h3 { font-size: 19px; margin: 0 0 8px; letter-spacing: -.01em; line-height: 1.3; }
.hl { color: var(--accent); }
.lead { font-size: clamp(17px, 2vw, 20px); color: var(--muted); max-width: 58ch; margin: 0 0 32px; }
.section-lead { color: var(--muted); max-width: 64ch; margin: 0 0 40px; font-size: 17px; }
.muted { color: var(--muted); }

/* Hero */
.hero { padding: 88px 0 80px; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -30% -10% auto 30%; height: 640px; pointer-events: none;
  background:
    radial-gradient(closest-side at 40% 50%, var(--glow), transparent 70%),
    radial-gradient(closest-side at 75% 60%, var(--glow-2), transparent 70%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; gap: 44px; } }
.hero h1 { max-width: 13ch; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }

.rail { list-style: none; padding: 0; margin: 40px 0 0; display: flex; flex-wrap: wrap; gap: 10px; }
.rail a {
  display: flex; align-items: center; gap: 10px; padding: 7px 14px 7px 7px;
  border: 1px solid var(--line); border-radius: 12px; background: var(--card);
  color: var(--text); font-weight: 600; font-size: 14px;
  transition: border-color .15s ease, transform .15s ease;
}
.rail a:hover { text-decoration: none; border-color: var(--line-strong); transform: translateY(-1px); }
.rail img, .lc-tile { width: 32px; height: 32px; border-radius: 8px; flex: none; }
.lc-tile { background: #0c1626; display: grid; place-items: center; }
.lc-tile img { width: 26px; height: 26px; border-radius: 0; }

/* Terminal window (always dark, in both themes) */
.win {
  background: #0d1017; border: 1px solid #222937; border-radius: 14px; overflow: hidden; color: #cfd6e4;
  box-shadow: 0 30px 60px -20px rgba(10, 14, 30, .45), 0 0 0 1px rgba(255, 255, 255, .02);
}
.win .bar { display: flex; align-items: center; gap: 6px; padding: 11px 14px; border-bottom: 1px solid #1d2330; }
.win .bar i { width: 10px; height: 10px; border-radius: 50%; background: #2c3443; display: block; }
.win .bar span { margin-left: 10px; font: 12px var(--mono); color: #6b7488; }
.term { font: 13px/1.75 var(--mono); padding: 16px 18px 20px; white-space: pre-wrap; margin: 0; overflow-x: auto; }
.term .k { color: #8aa6ff; } .term .g { color: #4fd1c5; } .term .y { color: #f6ad55; }
.term .d { color: #6b7488; } .term .r { color: #fc8181; } .term .w { color: #e8ebf2; }
@media (max-width: 560px) { .term { font-size: 11.5px; } }

/* Sections */
section { padding: 88px 0; border-top: 1px solid var(--line); }
section.alt { background: var(--bg-2); }
.section-head { margin-bottom: 8px; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow);
}
.card p { color: var(--muted); margin: 0 0 14px; }
.card p:last-child { margin-bottom: 0; }
.card.flat { box-shadow: none; }

/* Product cards */
.product { display: flex; flex-direction: column; padding: 0; overflow: hidden; transition: transform .2s ease, border-color .2s ease; }
.product:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.product .body { padding: 24px 26px 26px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.product .body p { margin: 0; }
.product .actions { margin-top: auto; padding-top: 6px; display: flex; gap: 10px; flex-wrap: wrap; }
.product h3 { font-size: 21px; margin: 0; }
.product .tagline { font-weight: 400; color: var(--muted); font-size: 15px; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--muted); background: var(--card);
}
.badge.live { color: var(--accent-2); border-color: color-mix(in srgb, var(--accent-2) 40%, transparent); }
.badge.dev  { color: var(--warn);     border-color: color-mix(in srgb, var(--warn) 45%, transparent); }
.badge.plan { color: var(--accent);   border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-family: var(--mono); font-size: 12px; color: var(--muted); background: var(--bg-2); border: 1px solid var(--line); padding: 2px 8px; border-radius: 6px; }
ul.check { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; color: var(--muted); }
ul.check li { padding-left: 26px; position: relative; }
ul.check li::before { content: "✓"; position: absolute; left: 2px; color: var(--accent-2); font-weight: 700; }

/* Brand bands — each product keeps its own logo and brand colour */
.brand-band { height: 172px; display: grid; place-items: center; padding: 24px; border-bottom: 1px solid var(--line); }
.brand-band img { max-height: 100%; max-width: 100%; object-fit: contain; }
.band-systopsy  { background: #13203a; }
.band-systopsy img { height: 72px; }
.band-nobet     { background: #0B1426; }
.band-nobet img { height: 76px; }
.band-oneglass  { background: #0E1A22; }
.band-libercast { background: #0c1626; padding: 10px; }
.og-lockup { display: flex; align-items: center; gap: 18px; }
.og-lockup img { height: 84px; width: 84px; }
.og-word { font: 700 40px/1 var(--mono); color: #EDF4F7; letter-spacing: -.02em; }
.og-word span { font-weight: 500; color: #9ADCEB; }

/* Toolkit strip */
.toolkit { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 0 0 28px; }
.toolkit a {
  display: block; border: 1px dashed var(--line-strong); border-radius: 14px; padding: 16px 18px;
  font-size: 15px; color: var(--muted); transition: border-color .15s ease, background-color .15s ease;
}
.toolkit a:hover { text-decoration: none; border-style: solid; border-color: var(--accent); background: var(--accent-soft); }
.toolkit b { color: var(--text); display: block; margin-bottom: 2px; }
.toolkit .num { font: 600 12px var(--mono); color: var(--accent-2); display: block; margin-bottom: 6px; }
@media (max-width: 760px) { .toolkit { grid-template-columns: 1fr; } }

/* Flow steps */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; }
.flow .card { position: relative; padding-top: 52px; box-shadow: none; }
.flow .card::before {
  counter-increment: step; content: counter(step);
  position: absolute; top: 20px; left: 26px; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); color: var(--accent-ink); font-size: 13px; font-weight: 700; display: grid; place-items: center;
}
@media (max-width: 900px) { .flow { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .flow { grid-template-columns: 1fr; } }

/* AI provider cards */
.provider { position: relative; }
.provider .pill { position: absolute; top: 18px; right: 18px; }
.provider .ico {
  width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; margin-bottom: 14px;
  background: var(--accent-soft); color: var(--accent);
}
.provider .ico svg { width: 22px; height: 22px; }
.provider.featured { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); }

.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 32px; } }

/* Roadmap */
.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 10px; bottom: 10px; width: 2px; background: var(--line); }
.timeline li { display: grid; grid-template-columns: 110px 1fr; gap: 20px; padding: 0 0 26px 34px; position: relative; }
.timeline li::before {
  content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg-2); border: 3px solid var(--accent-2);
}
.timeline li.done::before { background: var(--accent-2); }
.timeline li:last-child { padding-bottom: 0; }
.timeline .when { font-family: var(--mono); font-size: 14px; color: var(--accent-2); padding-top: 2px; }
.timeline .what b { display: block; }
.timeline .what span { color: var(--muted); font-size: 15px; }
@media (max-width: 560px) { .timeline li { grid-template-columns: 1fr; gap: 2px; } }

/* Founder */
.founder { display: flex; gap: 22px; align-items: flex-start; }
.avatar {
  flex: none; width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, #7c9cff, #4fd1c5);
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 26px;
}
.links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
@media (max-width: 560px) { .founder { flex-direction: column; } }

/* Closing CTA */
.cta-band {
  border-radius: 22px; padding: 48px; text-align: center; position: relative; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.cta-band::before {
  content: ""; position: absolute; inset: -60% 10% auto 10%; height: 360px; pointer-events: none;
  background: radial-gradient(closest-side, var(--glow), transparent 70%);
}
.cta-band > * { position: relative; }
.cta-band .lead { margin: 0 auto 28px; }
.cta-band .cta { justify-content: center; }
@media (max-width: 560px) { .cta-band { padding: 32px 20px; } }

/* Product pages */
.page-hero { padding: 72px 0 56px; position: relative; overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: -40% -10% auto 40%; height: 520px; pointer-events: none;
  background: radial-gradient(closest-side, var(--glow), transparent 70%);
}
.page-hero .wrap { position: relative; }
.page-hero h1 { max-width: 18ch; }
.page-band { border-radius: var(--radius); padding: 24px 28px; display: inline-flex; margin-bottom: 28px; box-shadow: var(--shadow); }
.page-band img { height: 60px; width: auto; }
.page-band .og-lockup img { height: 64px; width: 64px; }
.page-band .og-word { font-size: 32px; }
.page-banner { border-radius: var(--radius); overflow: hidden; background: #0c1626; margin-bottom: 28px; max-width: 520px; box-shadow: var(--shadow); }
.page-banner img { width: 100%; }
.prose { max-width: 68ch; }
.prose p, .prose li { color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
th { color: var(--muted); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: .05em; background: var(--bg-2); }
td { color: var(--muted); }
td b { color: var(--text); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: var(--shadow); }
.table-wrap table { min-width: 720px; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 56px 0 40px; color: var(--muted); font-size: 14px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-grid > :first-child { grid-column: 1 / -1; } }
footer h4 { color: var(--text); font-size: 14px; margin: 0 0 12px; }
footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
footer a { color: var(--muted); }
footer a:hover { color: var(--text); }
.foot-bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }

/* [olgac] wordmark */
.brand.wordmark { font-family: var(--mono); font-weight: 800; font-size: 19px; letter-spacing: -.02em; gap: 0; }
.brand.wordmark .br { color: var(--accent-2); }
footer .brand.wordmark { font-size: 18px; }

/* Not-yet-public links */
.btn.disabled { opacity: .55; cursor: default; pointer-events: none; }
.btn.disabled:hover { transform: none; }