/* Kibitz website — hand-rolled static stylesheet.
   Tokens, type, and spacing come from the app's design system
   (design/handoff-1/README.md); the site must feel like the app. */

/* ---------- Bundled fonts (SIL OFL 1.1 — license texts beside each family) ---------- */
@font-face { font-family: "Public Sans"; font-style: normal; font-weight: 400; font-display: swap; src: url("fonts/public-sans/public-sans-v21-latin-regular.woff2") format("woff2"); }
@font-face { font-family: "Public Sans"; font-style: normal; font-weight: 500; font-display: swap; src: url("fonts/public-sans/public-sans-v21-latin-500.woff2") format("woff2"); }
@font-face { font-family: "Public Sans"; font-style: normal; font-weight: 600; font-display: swap; src: url("fonts/public-sans/public-sans-v21-latin-600.woff2") format("woff2"); }
@font-face { font-family: "Public Sans"; font-style: normal; font-weight: 700; font-display: swap; src: url("fonts/public-sans/public-sans-v21-latin-700.woff2") format("woff2"); }
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 400; font-display: swap; src: url("fonts/source-serif-4/source-serif-4-v14-latin-regular.woff2") format("woff2"); }
@font-face { font-family: "Source Serif 4"; font-style: italic; font-weight: 400; font-display: swap; src: url("fonts/source-serif-4/source-serif-4-v14-latin-italic.woff2") format("woff2"); }
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 600; font-display: swap; src: url("fonts/source-serif-4/source-serif-4-v14-latin-600.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url("fonts/jetbrains-mono/jetbrains-mono-v24-latin-regular.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("fonts/jetbrains-mono/jetbrains-mono-v24-latin-500.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 600; font-display: swap; src: url("fonts/jetbrains-mono/jetbrains-mono-v24-latin-600.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 700; font-display: swap; src: url("fonts/jetbrains-mono/jetbrains-mono-v24-latin-700.woff2") format("woff2"); }

/* ---------- Design tokens (dark default) ---------- */
:root {
  --bg: #0e1113;
  --panel: #15191c;
  --panel2: #1a1f23;
  --panel3: #202629;
  --line: rgba(233, 241, 246, 0.09);
  --line2: rgba(233, 241, 246, 0.16);
  --tx: #e6ebee;
  --dim: #9ba5ac;
  --faint: #6c767d;
  --accent: #d6a04a;
  --good: #6fb894;
  --bad: #de6f5e;
  --info: #6aa8dd;
  --violet: #a98bd4;
  --desk: radial-gradient(120% 90% at 50% -20%, #1b2024 0%, #0c0f11 70%);
  --accent-contrast: #14181b;
  --sans: "Public Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Source Serif 4", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f2f0ec;
    --panel: #fbfaf8;
    --panel2: #f1efeb;
    --panel3: #e9e6e1;
    --line: rgba(24, 30, 34, 0.10);
    --line2: rgba(24, 30, 34, 0.20);
    --tx: #1a1e21;
    --dim: #5e666b;
    --faint: #8b9297;
    --accent: #a9762a;
    --good: #3f8a66;
    --bad: #c1503f;
    --info: #35709f;
    --violet: #7b5cad;
    --desk: radial-gradient(120% 90% at 50% -20%, #ffffff 0%, #eae7e2 70%);
    --accent-contrast: #ffffff;
    color-scheme: light;
  }
}

/* ---------- Reset & base ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--tx);
  font: 400 16px/1.6 var(--sans);
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--info); text-decoration: none; }
a:hover { text-decoration: underline; }

::selection { background: rgba(214, 160, 74, 0.35); }

/* ---------- Site chrome ---------- */
.site-header {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header-inner {
  max-width: 1060px;
  margin: 0 auto;
  padding: 14px 22px;
  display: flex;
  align-items: baseline;
  gap: 22px;
}

.wordmark {
  font: 700 14px var(--mono);
  letter-spacing: 0.16em;
  color: var(--tx);
}
.wordmark:hover { text-decoration: none; color: var(--accent); }

.site-nav {
  display: flex;
  gap: 18px;
  margin-left: auto;
}

.site-nav a {
  font: 500 12.5px var(--sans);
  color: var(--dim);
}
.site-nav a:hover { color: var(--tx); text-decoration: none; }

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--panel);
}

.site-footer-inner {
  max-width: 1060px;
  margin: 0 auto;
  padding: 22px;
  font: 400 11.5px/1.7 var(--sans);
  color: var(--faint);
}
.site-footer-inner a { color: var(--dim); }

/* ---------- Shared building blocks ---------- */
.container { max-width: 1060px; margin: 0 auto; padding: 0 22px; }

.kicker {
  font: 700 10.5px var(--mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 10px;
}
.kicker.accent { color: var(--accent); }

.btn {
  display: inline-block;
  padding: 9px 15px;
  border-radius: 6px;
  font: 600 13px var(--sans);
  background: var(--panel2);
  color: var(--tx);
  border: 1px solid var(--line2);
}
.btn:hover { background: var(--panel3); text-decoration: none; }

.btn.primary {
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: transparent;
}
.btn.primary:hover { filter: brightness(1.06); }

/* ---------- Hero ---------- */
.hero {
  background: var(--desk);
  border-bottom: 1px solid var(--line);
  padding: 64px 0 56px;
}

.hero h1 {
  font: 600 clamp(26px, 4.2vw, 40px)/1.25 var(--serif);
  letter-spacing: -0.005em;
  text-wrap: pretty;
  max-width: 21em;
}

.hero .sub {
  margin-top: 16px;
  font: 400 17px/1.6 var(--serif);
  color: var(--dim);
  text-wrap: pretty;
  max-width: 40em;
}

.hero .cta-row {
  margin-top: 26px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.hero .cta-note { font: 400 11.5px var(--sans); color: var(--faint); }

.hero .shot {
  margin-top: 44px;
  border-radius: 10px;
  border: 1px solid var(--line2);
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, 0.7);
}

/* ---------- Feature sections ---------- */
.section { padding: 56px 0; border-bottom: 1px solid var(--line); }

.section h2 {
  font: 600 24px/1.3 var(--serif);
  letter-spacing: -0.005em;
  text-wrap: pretty;
}

.section .lede {
  margin-top: 12px;
  font: 400 15px/1.65 var(--serif);
  color: var(--dim);
  text-wrap: pretty;
  max-width: 44em;
}

.feature-grid {
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 26px;
  align-items: start;
}

.feature-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.feature-card img { border-bottom: 1px solid var(--line); }

.feature-card .body { padding: 16px 18px 18px; }

.feature-card h3 { font: 600 15px var(--sans); margin-bottom: 6px; }

.feature-card p {
  font: 400 13.5px/1.6 var(--serif);
  color: var(--dim);
  text-wrap: pretty;
}

.capability-list {
  margin-top: 22px;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 8px 26px;
}

.capability-list li {
  font: 400 13.5px/1.55 var(--sans);
  color: var(--dim);
  padding-left: 16px;
  position: relative;
}

.capability-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--good);
}

/* ---------- Download ---------- */
.dl-grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.dl-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
}

.dl-card h3 {
  font: 700 11px var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 8px;
}

.dl-card p { font: 400 13px/1.6 var(--sans); color: var(--dim); }
.dl-card p + p { margin-top: 8px; }
.dl-card code {
  font: 500 12px var(--mono);
  background: var(--panel2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
}

/* ---------- Club / donation ---------- */
.club p {
  margin-top: 12px;
  font: 400 15px/1.65 var(--serif);
  color: var(--dim);
  text-wrap: pretty;
  max-width: 44em;
}

.donate-link {
  display: inline-block;
  padding: 9px 16px;
  border-radius: 6px;
  background: var(--accent);
  color: #14181b;
  font: 600 13px "Public Sans", sans-serif;
  text-decoration: none;
}
.donate-link:hover { filter: brightness(1.08); }

/* ---------- Guide page ---------- */
.guide-layout {
  max-width: 1060px;
  margin: 0 auto;
  padding: 40px 22px 72px;
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}

@media (max-width: 820px) {
  .guide-layout { grid-template-columns: minmax(0, 1fr); }
  .guide-toc { position: static; }
}

.guide-toc {
  position: sticky;
  top: 68px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 8px;
}

.guide-toc .kicker { padding: 0 10px; margin-bottom: 6px; }

.guide-toc a {
  display: block;
  padding: 6px 10px;
  border-radius: 5px;
  font: 500 12.5px/1.4 var(--sans);
  color: var(--dim);
}
.guide-toc a:hover { background: var(--panel2); color: var(--tx); text-decoration: none; }

.guide-body { min-width: 0; }

.guide-body h1 {
  font: 600 30px/1.25 var(--serif);
  letter-spacing: -0.005em;
  margin: 0 0 18px;
  text-wrap: pretty;
}

.guide-body h2 {
  font: 600 22px/1.3 var(--serif);
  letter-spacing: -0.005em;
  margin: 44px 0 12px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  text-wrap: pretty;
}

.guide-body h3 { font: 600 16px/1.35 var(--sans); margin: 28px 0 10px; }

.guide-body h4 {
  font: 700 11px var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 22px 0 8px;
}

.guide-body p {
  font: 400 15px/1.65 var(--serif);
  color: var(--dim);
  margin: 0 0 14px;
  text-wrap: pretty;
}

.guide-body ul, .guide-body ol { margin: 0 0 14px; padding-left: 24px; }

.guide-body li {
  font: 400 15px/1.65 var(--serif);
  color: var(--dim);
  margin-bottom: 6px;
  text-wrap: pretty;
}
.guide-body li::marker { color: var(--faint); }

.guide-body strong { color: var(--tx); font-weight: 600; }

.guide-body code {
  font: 500 0.82em var(--mono);
  background: var(--panel2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
  color: var(--tx);
}

.guide-body pre {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 13px 16px;
  margin: 0 0 16px;
  overflow-x: auto;
}

.guide-body pre code {
  font: 400 12.5px/1.55 var(--mono);
  background: none;
  border: none;
  padding: 0;
  color: var(--tx);
}

.guide-body hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 28px 0;
}