:root {
  --ink: #14181f;
  --muted: #5c6570;
  --paper: #f3f5f7;
  --panel: rgba(255, 255, 255, 0.78);
  --line: #d5dce8;
  --accent: #0f6e6a;
  --accent-2: #c45c26;
  --danger: #9b1c1c;
  --ok: #1f6b3a;
  --font-sans: "IBM Plex Sans", system-ui, sans-serif;
  --font-serif: "Source Serif 4", Georgia, serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  min-height: 100vh;
  line-height: 1.55;
}
.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(15, 110, 106, 0.14), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(196, 92, 38, 0.10), transparent 55%),
    linear-gradient(180deg, #e8edf1 0%, #f3f5f7 45%, #eef1f4 100%);
}
a { color: var(--accent); }
code, pre { font-family: var(--font-mono); font-size: 0.9em; }

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid rgba(20, 24, 31, 0.08);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  background: rgba(243, 245, 247, 0.85);
  z-index: 10;
}
.brand {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.site-header nav { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }
.site-header nav a { text-decoration: none; color: var(--ink); font-weight: 500; }
.site-header nav a:hover { color: var(--accent); }
.inline { display: inline; margin: 0; }
.linkish {
  background: none; border: none; color: var(--ink); font: inherit; font-weight: 500; cursor: pointer; padding: 0;
}

.site-main { max-width: 980px; margin: 0 auto; padding: 2rem 1.25rem 4rem; }
.site-footer {
  max-width: 980px; margin: 0 auto; padding: 2rem 1.25rem 3rem;
  border-top: 1px solid rgba(20,24,31,0.08); color: var(--muted); font-size: 0.92rem;
}

.hero { padding: 2.5rem 0 1rem; }
.brand-mark {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  font-weight: 600;
  margin: 0 0 0.75rem;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.hero h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(1.35rem, 2.6vw, 1.75rem);
  max-width: 28ch;
  margin: 0 0 0.75rem;
  line-height: 1.25;
}
.lede { max-width: 52ch; color: var(--muted); margin: 0 0 1.5rem; }
.cta-row { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.secondary-cta { font-size: 0.95rem; }

.btn {
  display: inline-block;
  background: var(--ink);
  color: #fff !important;
  text-decoration: none;
  border: none;
  padding: 0.7rem 1.1rem;
  border-radius: 2px;
  font-weight: 500;
  cursor: pointer;
}
.btn:hover { background: #000; }
.btn-secondary { background: transparent; color: var(--ink) !important; border: 1px solid var(--ink); }
.btn-small { padding: 0.4rem 0.75rem; font-size: 0.9rem; }

.section { margin-top: 2.5rem; }
.section h1, .section h2, .method-page h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.narrow { max-width: 420px; }

.method-list { display: flex; flex-direction: column; gap: 0.65rem; margin-top: 1rem; }
.method-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  background: var(--panel);
  border: 1px solid rgba(20,24,31,0.08);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.method-row:hover { border-color: var(--accent); transform: translateY(-1px); }
.method-row strong { display: block; }
.method-row .meta, .meta { color: var(--muted); font-size: 0.9rem; display: block; margin-top: 0.15rem; }
.method-row .desc { display: block; margin-top: 0.35rem; color: #2a313a; }

.badges { display: flex; flex-direction: column; gap: 0.35rem; align-items: flex-end; }
.badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.2rem 0.45rem;
  border: 1px solid rgba(20,24,31,0.15);
  background: #fff;
  white-space: nowrap;
}
.badge-kind { border-color: var(--accent); color: var(--accent); }
.badge-test { border-color: var(--accent-2); color: var(--accent-2); }

.search-form {
  display: grid;
  grid-template-columns: 1fr auto auto auto auto;
  gap: 0.5rem;
  margin: 1rem 0 1.5rem;
}
@media (max-width: 800px) {
  .search-form { grid-template-columns: 1fr; }
  .badges { align-items: flex-start; }
  .method-row { flex-direction: column; }
}
.search-form input[type="search"], .stack-form input, .stack-form textarea, .stack-form select, .search-form select {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid rgba(20,24,31,0.18);
  background: #fff;
  font: inherit;
}
.check { display: flex; align-items: center; gap: 0.35rem; font-size: 0.92rem; color: var(--muted); }

.method-hero { margin-bottom: 2rem; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.75rem; color: var(--muted); margin: 0; }
.method-hero h1 { font-family: var(--font-serif); font-size: clamp(1.8rem, 4vw, 2.4rem); margin: 0.35rem 0; }
.provenance-callout {
  background: #fff;
  border-left: 3px solid var(--accent);
  padding: 0.9rem 1rem;
}
.banner-test {
  background: rgba(196, 92, 38, 0.12);
  border: 1px solid rgba(196, 92, 38, 0.35);
  padding: 0.65rem 0.85rem;
  margin-bottom: 1rem;
}
.banner-ok {
  background: rgba(31, 107, 58, 0.1);
  border: 1px solid rgba(31, 107, 58, 0.3);
  padding: 0.85rem;
  margin-bottom: 1rem;
}
.error { color: var(--danger); }
.muted { color: var(--muted); }

.tool-card {
  background: var(--panel);
  border: 1px solid rgba(20,24,31,0.08);
  padding: 1rem;
  margin: 0.75rem 0;
}
.schema {
  background: #1a1f26;
  color: #e8edf2;
  padding: 0.9rem 1rem;
  overflow-x: auto;
  font-size: 0.82rem;
}

.publish-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.publish-panel {
  background: var(--panel);
  border: 1px solid rgba(20,24,31,0.08);
  padding: 1.1rem;
}
.stack-form { display: flex; flex-direction: column; gap: 0.7rem; }
.steps { padding-left: 1.2rem; max-width: 52ch; }
.steps li { margin: 0.45rem 0; }
.tech-details { margin-top: 1.5rem; color: var(--muted); }
.tech-details summary { cursor: pointer; font-weight: 500; color: var(--ink); }
.upload-boxes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.upload-box {
  background: var(--panel);
  border: 1px solid rgba(20,24,31,0.1);
  padding: 1.15rem;
  min-height: 12rem;
}
.upload-box h2 { font-family: var(--font-serif); margin-top: 0; }
.upload-single {
  max-width: 28rem;
  margin-top: 1.5rem;
}
.upload-single fieldset {
  border: 1px solid rgba(20,24,31,0.12);
  padding: 0.85rem 1rem;
  margin: 0.75rem 0;
}
.estimate { font-weight: 600; color: var(--accent); }
.hero-signup .cta-row { margin-top: 1.25rem; }

fieldset { border: 1px solid rgba(20,24,31,0.12); padding: 0.75rem; margin: 0.5rem 0; }
legend { font-weight: 600; padding: 0 0.35rem; }