/* Sanghyun — site styles */
:root {
  --ink: #0b1b2b;
  --ink-2: #1d3247;
  --text: #1a2633;
  --muted: #5a6878;
  --paper: #f7f6f2;
  --surface: #ffffff;
  --surface-2: #eef1f0;
  --line: #dfe3e3;
  --accent: #0e8a7d;
  --accent-ink: #086a60;
  --accent-soft: #dff2ee;
  --coral: #e0673a;
  --base-a: #e0673a;
  --base-c: #2f6fde;
  --base-g: #0e8a7d;
  --base-u: #c99a1c;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(11, 27, 43, .04), 0 8px 24px rgba(11, 27, 43, .06);
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --container: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-ink); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--accent-soft); color: var(--ink); }

h1, h2, h3, h4 { color: var(--ink); line-height: 1.15; margin: 0 0 .5em; font-weight: 600; letter-spacing: -.015em; }
h1 { font-family: var(--font-serif); font-weight: 500; font-size: clamp(2.4rem, 5.2vw, 4.2rem); letter-spacing: -.02em; line-height: 1.04; }
h2 { font-family: var(--font-serif); font-weight: 500; font-size: clamp(1.9rem, 3.4vw, 2.75rem); letter-spacing: -.015em; }
h3 { font-size: 1.2rem; }
h4 { font-size: 1rem; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.2em; }
li { margin: .3em 0; }
small { font-size: .85rem; }
code, .mono { font-family: var(--font-mono); font-size: .88em; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2.5rem 0; }

.skip-link { position: absolute; left: -9999px; top: 0; background: var(--ink); color: #fff; padding: .6rem 1rem; z-index: 100; }
.skip-link:focus { left: 1rem; top: 1rem; color: #fff; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 760px; }
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section--tight { padding: clamp(44px, 6vw, 72px) 0; }
.section--surface { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section--dark { background: var(--ink); color: #c9d4de; }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--dark a { color: #7fd9cc; }
.section--dark .eyebrow { color: #7fd9cc; }
.section--dark .muted { color: #9fb0c0; }

.eyebrow { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--font-mono); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 1.1rem; }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: currentColor; }
.lead { font-size: clamp(1.1rem, 1.6vw, 1.3rem); line-height: 1.55; color: var(--ink-2); }
.muted { color: var(--muted); }
.center { text-align: center; }
.section-head { max-width: 760px; margin-bottom: clamp(32px, 5vw, 56px); }
.section-head.center { margin-left: auto; margin-right: auto; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(247, 246, 242, .86); backdrop-filter: saturate(160%) blur(12px); -webkit-backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.site-header.scrolled { border-bottom-color: var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--ink); text-decoration: none; font-weight: 650; font-size: 1.12rem; letter-spacing: -.01em; }
.brand svg { width: 30px; height: 30px; }
.nav-links { display: flex; align-items: center; gap: .25rem; list-style: none; margin: 0; padding: 0; }
.nav-links a { display: block; padding: .5rem .8rem; border-radius: 999px; color: var(--ink-2); text-decoration: none; font-size: .95rem; font-weight: 500; }
.nav-links a:hover { background: rgba(11, 27, 43, .05); color: var(--ink); }
.nav-links a[aria-current="page"] { color: var(--ink); background: rgba(11, 27, 43, .07); }
.nav-cta { margin-left: .5rem; }
.nav-links .nav-cta a { color: #fff; padding: .78rem 1.25rem; }
.nav-links .nav-cta a:hover { background: var(--accent-ink); color: #fff; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 10px; width: 44px; height: 44px; align-items: center; justify-content: center; cursor: pointer; color: var(--ink); }
.nav-toggle svg { width: 22px; height: 22px; }
@media (max-width: 960px) {
  .nav-toggle { display: inline-flex; }
  .nav-menu { position: fixed; inset: 72px 0 auto 0; background: var(--paper); border-bottom: 1px solid var(--line); padding: 12px var(--gutter) 24px; display: none; max-height: calc(100vh - 72px); overflow-y: auto; }
  .nav-menu.open { display: block; }
  .nav-links { flex-direction: column; align-items: stretch; gap: 2px; }
  .nav-links a { padding: .85rem .5rem; border-radius: 8px; font-size: 1.05rem; }
  .nav-cta { margin: 12px 0 0; }
  .nav-cta .btn { width: 100%; justify-content: center; }
}

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: .5rem; padding: .78rem 1.25rem; border-radius: 999px; border: 1px solid transparent; font: inherit; font-size: .95rem; font-weight: 600; line-height: 1; text-decoration: none; cursor: pointer; transition: transform .15s, background .15s, color .15s, border-color .15s; white-space: nowrap; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--accent-ink); color: #fff; }
.btn-secondary { background: transparent; color: var(--ink); border-color: rgba(11, 27, 43, .2); }
.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: #7fd9cc; color: var(--ink); }
.btn-ghost-light { color: #fff; border-color: rgba(255, 255, 255, .3); background: transparent; }
.btn-ghost-light:hover { border-color: #fff; color: #fff; }
.btn .arrow { transition: transform .15s; }
.btn:hover .arrow { transform: translateX(3px); }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; }
.text-link { font-weight: 600; text-decoration: none; color: var(--accent-ink); display: inline-flex; gap: .35rem; align-items: center; }
.text-link:hover { color: var(--ink); }

/* Hero */
.hero { padding: clamp(40px, 7vw, 96px) 0 clamp(56px, 8vw, 110px); position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 em { font-style: italic; color: var(--accent-ink); }
.hero .lead { margin: 1.4rem 0 2rem; max-width: 36em; }
.hero-visual { position: relative; aspect-ratio: 1 / 1; background: var(--surface); border: 1px solid var(--line); border-radius: 24px; box-shadow: var(--shadow); overflow: hidden; }
.hero-visual svg { width: 100%; height: 100%; }
.hero-visual .readout { position: absolute; left: 16px; right: 16px; bottom: 16px; background: rgba(11, 27, 43, .92); color: #cfe3ea; border-radius: 12px; padding: 12px 14px; font-family: var(--font-mono); font-size: .74rem; line-height: 1.55; }
.hero-visual .readout .k { color: #7fd9cc; }
.hero-visual .readout .ok { color: #9be38f; }
.page-hero { padding: clamp(48px, 7vw, 96px) 0 clamp(40px, 5vw, 64px); }
.page-hero .lead { max-width: 44em; margin-top: 1.2rem; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } .hero-visual { max-width: 520px; } }

/* Grids & cards */
.grid { display: grid; gap: clamp(16px, 2.2vw, 28px); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(22px, 2.6vw, 32px); }
.card h3 { margin-top: .2rem; }
.card p:last-child { margin-bottom: 0; }
.card--link { text-decoration: none; color: inherit; display: flex; flex-direction: column; transition: border-color .2s, transform .2s, box-shadow .2s; }
.card--link:hover { border-color: rgba(14, 138, 125, .5); transform: translateY(-2px); box-shadow: var(--shadow); color: inherit; }
.card--link .text-link { margin-top: auto; padding-top: 1rem; }
.section--dark .card { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .1); color: #c9d4de; }
.icon-badge { width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent-ink); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 1rem; }
.icon-badge svg { width: 22px; height: 22px; }
.num { font-family: var(--font-mono); font-size: .8rem; color: var(--accent-ink); letter-spacing: .06em; }
.section--dark .num { color: #7fd9cc; }

/* Facts strip */
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fact { padding: 28px 24px 28px 0; }
.fact + .fact { padding-left: 24px; border-left: 1px solid var(--line); }
.fact .big { font-family: var(--font-serif); font-size: clamp(2rem, 3.6vw, 2.9rem); color: var(--ink); line-height: 1; margin-bottom: .5rem; }
.fact .big sup { font-size: .5em; }
.fact p { color: var(--muted); font-size: .95rem; margin: 0; }
@media (max-width: 760px) { .facts { grid-template-columns: 1fr; } .fact, .fact + .fact { padding: 22px 0; border-left: 0; } .fact + .fact { border-top: 1px solid var(--line); } }

/* Split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 88px); align-items: start; }
.split--center { align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

/* Steps / numbered pillars */
.pillar { display: grid; grid-template-columns: 120px 1fr; gap: 24px; padding: clamp(28px, 4vw, 44px) 0; border-top: 1px solid var(--line); }
.pillar:last-child { border-bottom: 1px solid var(--line); }
.pillar .num { font-size: .9rem; padding-top: .45rem; }
.pillar h3 { font-family: var(--font-serif); font-weight: 500; font-size: clamp(1.5rem, 2.4vw, 2rem); }
.pillar-body { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(20px, 4vw, 56px); }
@media (max-width: 860px) { .pillar { grid-template-columns: 1fr; gap: 8px; } .pillar-body { grid-template-columns: 1fr; } }
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { position: relative; padding-left: 1.6rem; margin: .55rem 0; }
.checklist li::before { content: ""; position: absolute; left: 0; top: .55em; width: .7rem; height: .7rem; border-radius: 50%; border: 2px solid var(--accent); }
.section--dark .checklist li::before { border-color: #7fd9cc; }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; margin: 0; list-style: none; }
.chip { display: inline-flex; align-items: center; gap: .4rem; padding: .4rem .8rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: .88rem; color: var(--ink-2); margin: 0; }
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.section--dark .chip { background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .14); color: #dbe5ec; }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--font-mono); font-size: .74rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 500; background: var(--surface-2); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td strong { color: var(--ink); }

/* Pipeline bars */
.pipeline { display: grid; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.pipe-head, .pipe-row { display: grid; grid-template-columns: 1.3fr 1.2fr 2.6fr; gap: 16px; padding: 16px 20px; align-items: center; }
.pipe-head { background: var(--surface-2); font-family: var(--font-mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.pipe-stages { display: grid; grid-template-columns: repeat(4, 1fr); }
.pipe-stages span { text-align: center; }
.pipe-row { border-top: 1px solid var(--line); }
.pipe-row .prog { font-weight: 650; color: var(--ink); }
.pipe-row .prog small { display: block; font-weight: 400; color: var(--muted); }
.bar-track { position: relative; height: 12px; border-radius: 999px; background: var(--surface-2); }
.bar { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 999px; background: linear-gradient(90deg, var(--accent), #35b7a6); }
.bar.partner { background: linear-gradient(90deg, var(--base-c), #6e9cf0); }
@media (max-width: 760px) {
  .pipe-head { display: none; }
  .pipe-row { grid-template-columns: 1fr; gap: 8px; }
  .pipe-row .bar-wrap::before { content: attr(data-stage); display: block; font-family: var(--font-mono); font-size: .72rem; color: var(--muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: .06em; }
}

/* Loop diagram */
.diagram { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: clamp(12px, 2vw, 24px); }
.diagram svg { width: 100%; height: auto; }
.diagram text { font-family: var(--font-sans); }

/* Quote/callout */
.callout { border-left: 3px solid var(--accent); padding: 4px 0 4px 20px; margin: 1.6rem 0; color: var(--ink-2); font-size: 1.05rem; }
.notice { background: var(--accent-soft); border: 1px solid rgba(14, 138, 125, .25); border-radius: var(--radius-sm); padding: 14px 18px; font-size: .95rem; color: var(--ink-2); }

/* CTA band */
.cta-band { background: var(--ink); color: #c9d4de; border-radius: 24px; padding: clamp(36px, 6vw, 72px); display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: center; position: relative; overflow: hidden; }
.cta-band h2 { color: #fff; margin-bottom: .4em; }
.cta-band .btn-row { justify-content: flex-end; }
.cta-band::after { content: ""; position: absolute; right: -80px; top: -80px; width: 280px; height: 280px; border-radius: 50%; border: 1px solid rgba(127, 217, 204, .25); box-shadow: 0 0 0 40px rgba(127, 217, 204, .04), 0 0 0 80px rgba(127, 217, 204, .03); pointer-events: none; }
@media (max-width: 860px) { .cta-band { grid-template-columns: 1fr; } .cta-band .btn-row { justify-content: flex-start; } }

/* Team */
.person { display: grid; grid-template-columns: 220px 1fr; gap: clamp(20px, 4vw, 48px); align-items: start; }
.avatar { width: 220px; aspect-ratio: 4 / 5; border-radius: 18px; background: linear-gradient(160deg, #123049, #0b1b2b); display: flex; align-items: flex-end; padding: 18px; color: #7fd9cc; font-family: var(--font-serif); font-size: 3.4rem; position: relative; overflow: hidden; }
.avatar svg { position: absolute; inset: 0; opacity: .5; }
.avatar span { position: relative; }
.person .role { font-family: var(--font-mono); font-size: .8rem; color: var(--accent-ink); letter-spacing: .05em; text-transform: uppercase; margin-bottom: .8rem; }
@media (max-width: 700px) { .person { grid-template-columns: 1fr; } .avatar { width: 160px; font-size: 2.6rem; } }

/* Jobs */
.jobs { border-top: 1px solid var(--line); }
.job { border-bottom: 1px solid var(--line); }
.job summary { list-style: none; display: grid; grid-template-columns: 1fr auto; gap: 16px; padding: 22px 0; cursor: pointer; align-items: center; }
.job summary::-webkit-details-marker { display: none; }
.job summary h3 { margin: 0; font-size: 1.15rem; }
.job .meta { display: flex; flex-wrap: wrap; gap: .4rem 1rem; color: var(--muted); font-size: .9rem; margin-top: .3rem; }
.job .plus { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); display: inline-flex; align-items: center; justify-content: center; transition: transform .2s; color: var(--ink); }
.job[open] .plus { transform: rotate(45deg); }
.job .job-body { padding: 0 0 28px; max-width: 820px; }
.job .job-body h4 { margin-top: 1.4rem; }

/* Articles / news */
.post-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.post-item { display: grid; grid-template-columns: 160px 1fr auto; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line); text-decoration: none; color: inherit; align-items: baseline; }
.post-item:hover h3 { color: var(--accent-ink); }
.post-item time, .post-item .tag { font-family: var(--font-mono); font-size: .78rem; color: var(--muted); letter-spacing: .04em; }
.post-item h3 { margin: 0 0 .35rem; font-size: 1.2rem; transition: color .15s; }
.post-item p { margin: 0; color: var(--muted); font-size: .97rem; }
@media (max-width: 760px) { .post-item { grid-template-columns: 1fr; gap: 6px; } }

.prose { font-size: 1.07rem; line-height: 1.75; }
.prose h2 { font-size: clamp(1.5rem, 2.6vw, 1.9rem); margin-top: 2.2em; }
.prose h3 { margin-top: 1.8em; font-size: 1.2rem; }
.prose p, .prose ul, .prose ol { margin-bottom: 1.15em; }
.prose figure { margin: 2rem 0; }
.prose figcaption { font-size: .88rem; color: var(--muted); margin-top: .6rem; }
.article-meta { display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; font-family: var(--font-mono); font-size: .8rem; color: var(--muted); margin-top: 1.2rem; }
.seq { font-family: var(--font-mono); font-size: .9rem; background: var(--ink); color: #cfe3ea; border-radius: 10px; padding: 16px 18px; overflow-x: auto; white-space: pre; line-height: 1.6; }
.seq .A { color: #ff9a6e; } .seq .C { color: #8fb5ff; } .seq .G { color: #7fd9cc; } .seq .U { color: #f2cf6b; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary { cursor: pointer; padding: 18px 0; font-weight: 600; color: var(--ink); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--font-mono); color: var(--accent-ink); font-size: 1.2rem; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details > div { padding: 0 0 18px; color: var(--ink-2); max-width: 760px; }

/* Forms */
.form { display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }
label { display: block; font-size: .9rem; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
input, select, textarea { width: 100%; font: inherit; font-size: 1rem; padding: .75rem .9rem; border: 1px solid #cfd5d8; border-radius: 10px; background: #fff; color: var(--text); transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(14, 138, 125, .15); }
textarea { min-height: 150px; resize: vertical; }
.form-note { font-size: .85rem; color: var(--muted); }
.checkbox { display: flex; gap: .6rem; align-items: flex-start; font-weight: 400; font-size: .9rem; color: var(--muted); }
.checkbox input { width: auto; margin-top: .25rem; }
.form-status { font-size: .95rem; }

/* Footer */
.site-footer { background: var(--ink); color: #9fb0c0; padding: clamp(56px, 7vw, 88px) 0 32px; font-size: .95rem; }
.site-footer a { color: #c9d4de; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 32px; }
.footer-grid h4 { color: #fff; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; font-weight: 500; margin-bottom: 1rem; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin: .5rem 0; }
.footer-brand .brand { color: #fff; margin-bottom: 1rem; }
.footer-brand p { max-width: 30em; }
.footer-bottom { margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .1); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: .85rem; }
.footer-bottom ul { display: flex; flex-wrap: wrap; gap: 20px; list-style: none; padding: 0; margin: 0; }
@media (max-width: 960px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }

/* Utilities */
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; } .mt-1 { margin-top: 1rem; } .mt-2 { margin-top: 2rem; } .mt-3 { margin-top: 3rem; }
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
.breadcrumb { font-family: var(--font-mono); font-size: .78rem; color: var(--muted); margin-bottom: 1.2rem; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--ink); }
.logo-row { display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: center; color: var(--muted); font-family: var(--font-mono); font-size: .82rem; letter-spacing: .04em; }
.kbd-list { columns: 2; column-gap: 40px; }
@media (max-width: 640px) { .kbd-list { columns: 1; } }