:root {
  --bg: #fbfaf8;
  --surface: #ffffff;
  --text: #1c1b1a;
  --muted: #6b6762;
  --line: #e7e3dd;
  --accent: #3b5bdb;
  --code-bg: #f3f1ed;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121212;
    --surface: #1b1b1b;
    --text: #ecebe8;
    --muted: #a19c95;
    --line: #2c2b29;
    --accent: #8ea6ff;
    --code-bg: #1f1f1e;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #121212;
  --surface: #1b1b1b;
  --text: #ecebe8;
  --muted: #a19c95;
  --line: #2c2b29;
  --accent: #8ea6ff;
  --code-bg: #1f1f1e;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }
header { padding: 64px 0 32px; }
.eyebrow { font: 600 13px/1 ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--muted); letter-spacing: .02em; }
h1 { font-size: clamp(36px, 7vw, 56px); line-height: 1.05; letter-spacing: -.02em; margin: 14px 0 16px; }
.lede { font-size: 20px; color: var(--muted); max-width: 640px; margin: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.btn { display: inline-block; padding: 10px 16px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface); color: var(--text); font-weight: 600; font-size: 15px; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
:root[data-theme="dark"] .btn.primary { color: #121212; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn.primary { color: #121212; } }
.btn:hover { text-decoration: none; filter: brightness(1.05); }
.devices { display: flex; gap: 14px; align-items: flex-end; justify-content: center; margin: 24px 0 8px; flex-wrap: wrap; }
.devices img { height: 220px; width: auto; max-width: 100%; }
section { padding: 36px 0; border-top: 1px solid var(--line); }
h2 { font-size: 26px; letter-spacing: -.01em; margin: 0 0 16px; }
h3 { font-size: 17px; margin: 0 0 6px; }
p { margin: 0 0 14px; }
.muted { color: var(--muted); }
pre {
  background: var(--code-bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  overflow-x: auto;
  font: 14px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace;
  margin: 0 0 16px;
}
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .9em; }
p code, li code, td code { background: var(--code-bg); padding: 1px 5px; border-radius: 5px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.compare figure { margin: 0; text-align: center; }
.compare img { width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); }
.compare figcaption { font-size: 14px; color: var(--muted); margin-top: 8px; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
ul { padding-left: 20px; margin: 0 0 14px; }
li { margin-bottom: 6px; }
footer { padding: 32px 0 56px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.topbar { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.topbar .wrap { display: flex; align-items: center; gap: 18px; height: 56px; }
.brand { font-weight: 700; color: var(--text); margin-right: auto; white-space: nowrap; }
.brand:hover { text-decoration: none; }
.nav { display: flex; gap: 16px; font-size: 15px; }
.nav a { color: var(--muted); }
.nav a:hover { color: var(--text); text-decoration: none; }
.theme-toggle { width: 36px; height: 36px; flex: none; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--line); background: var(--surface); color: var(--text); cursor: pointer; }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: block; }
:root[data-theme="dark"] .theme-toggle .moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: none; }
}
.hero-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 36px; }
.hero-compare figure { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 14px; }
.hero-compare img { width: 100%; height: auto; display: block; border-radius: 10px; background: #fff; }
.hero-compare figcaption { margin-top: 12px; font-size: 14px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.tag { font-size: 12px; font-weight: 700; padding: 3px 8px; border-radius: 999px; }
.tag.bad { background: color-mix(in srgb, #e03131 15%, transparent); color: #e03131; }
.tag.good { background: color-mix(in srgb, #2f9e44 15%, transparent); color: #2f9e44; }
#hinge-guess { border-top: 0; padding-top: 12px; }
@media (max-width: 560px) {
  .hero-compare { grid-template-columns: 1fr; }
}
.devices { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 24px 16px; margin-top: 36px; }
.devices img { border-radius: 10px; }
.compare img { background: #fff; }
pre { position: relative; }
.copy { position: absolute; top: 10px; right: 10px; font: 600 12px/1 -apple-system, BlinkMacSystemFont, sans-serif; padding: 6px 9px; border-radius: 7px; border: 1px solid var(--line); background: var(--surface); color: var(--muted); cursor: pointer; }
.copy:hover { color: var(--text); }
td code, th code { white-space: nowrap; }
.skills .card code { font-size: 13px; }
section { scroll-margin-top: 64px; }
@media (max-width: 560px) {
  .nav { display: none; }
  .compare { grid-template-columns: 1fr; }
  header { padding-top: 40px; }
  .lede { font-size: 18px; }
  .devices img { height: 150px; }
}

.doc { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 40px; padding-top: 40px; padding-bottom: 24px; }
.sidenav { position: sticky; top: 80px; align-self: start; font-size: 15px; }
.sidenav a { display: block; padding: 6px 10px; border-radius: 8px; color: var(--muted); }
.sidenav a:hover { color: var(--text); background: var(--surface); text-decoration: none; }
.sidenav a.active { color: var(--text); background: var(--surface); font-weight: 600; }
.content h1 { font-size: clamp(30px, 5vw, 40px); margin: 0 0 20px; }
.content h2 { margin: 36px 0 12px; padding-top: 20px; border-top: 1px solid var(--line); }
.content h3 { font-size: 18px; margin: 28px 0 8px; }
.content img { max-width: 100%; height: auto; border-radius: 10px; }
.content table { margin: 0 0 18px; display: block; overflow-x: auto; }
.content blockquote { margin: 0 0 16px; padding: 4px 16px; border-left: 3px solid var(--line); color: var(--muted); }
.content hr { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }
.content pre code { background: none; padding: 0; }
.content { min-width: 0; overflow-wrap: anywhere; }
.content pre { overflow-wrap: normal; }
.content :not(pre) > code { background: var(--code-bg); padding: 1px 5px; border-radius: 5px; }
@media (max-width: 760px) {
  .doc { grid-template-columns: minmax(0, 1fr); gap: 16px; padding-top: 20px; }
  .sidenav { position: static; display: flex; flex-wrap: wrap; gap: 4px; }
  .sidenav a { padding: 6px 10px; border: 1px solid var(--line); }
}