/* Transcript Help Center - follows DESIGN.md in the transcript repo.
   Warm neutrals, border-only cards, no shadows, no gradients. */

:root {
  --bg-body: #F9F9F7;
  --white: #FFFFFF;
  --gray-50: #F4F4F2;
  --gray-100: #E8E8E5;
  --gray-200: #D4D4D1;
  --gray-300: #9A9893;
  --gray-400: #5B5950;
  --gray-500: #1A1A18;
  --accent: #C96442;
  --accent-hover: #B1573A;
  --accent-soft: rgba(201, 100, 66, 0.10);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  background: var(--bg-body);
  color: var(--gray-500);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
}

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

/* ---------- Header ---------- */

.site-header {
  border-bottom: 1px solid var(--gray-100);
  background: var(--bg-body);
}

.site-header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-500);
}
.brand:hover { color: var(--gray-500); }

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--gray-500);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
}

.brand-sub {
  font-size: 12px;
  color: var(--gray-300);
  margin-left: 2px;
}

.header-link {
  font-size: 14px;
  color: var(--gray-400);
  white-space: nowrap;
}
.header-link:hover { color: var(--gray-500); }

/* ---------- Hero ---------- */

.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 64px 24px 40px;
  text-align: center;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5vw, 40px);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: 12px;
}

.hero p {
  color: var(--gray-400);
  max-width: 480px;
  margin: 0 auto 28px;
}

.search-wrap {
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  font-size: 15px;
  font-family: var(--font-sans);
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 12px;
  color: var(--gray-500);
  outline: none;
}
.search-input::placeholder { color: var(--gray-300); }
.search-input:focus { border-color: var(--gray-200); }

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-300);
  pointer-events: none;
}

/* ---------- Collections ---------- */

.collections {
  max-width: 1100px;
  margin: 0 auto;
  padding: 8px 24px 64px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.collection {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 12px;
  padding: 20px;
}

.collection-title {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 2px;
}

.collection-desc {
  font-size: 13px;
  color: var(--gray-400);
  margin-bottom: 12px;
}

.article-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 10px;
  margin: 0 -10px;
  border-radius: 8px;
  color: var(--gray-500);
  border-top: 1px solid var(--gray-50);
}
.article-link:first-of-type { border-top: none; }
.article-link:hover { background: rgba(26, 26, 24, 0.04); color: var(--gray-500); }

.article-link .arrow { color: var(--gray-300); flex-shrink: 0; }

.article-link-title { display: block; font-size: 14px; font-weight: 400; }
.article-link-desc { display: block; font-size: 13px; color: var(--gray-400); margin-top: 1px; }

.no-results {
  display: none;
  text-align: center;
  color: var(--gray-400);
  padding: 32px 0;
}

/* ---------- Article page ---------- */

.article-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.breadcrumb {
  font-size: 13px;
  color: var(--gray-300);
  margin-bottom: 24px;
}
.breadcrumb a { color: var(--gray-400); }
.breadcrumb a:hover { color: var(--gray-500); }
.breadcrumb .sep { margin: 0 6px; }

.prose h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4.5vw, 36px);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 20px;
}

.prose h2 {
  font-size: 17px;
  font-weight: 500;
  margin: 32px 0 10px;
}

.prose p, .prose li {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-500);
}

.prose p { margin-bottom: 14px; }

.prose ul, .prose ol { padding-left: 22px; margin-bottom: 14px; }
.prose li { margin-bottom: 6px; }

.prose blockquote {
  border-left: 2px solid var(--gray-200);
  padding: 4px 0 4px 16px;
  margin: 16px 0;
  color: var(--gray-400);
}
.prose blockquote p { margin-bottom: 4px; }

.prose strong { font-weight: 600; }

.callout {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: 12px;
  padding: 14px 16px;
  margin: 16px 0;
  font-size: 14px;
  color: var(--gray-400);
}

.screenshot-slot {
  border: 1px dashed var(--gray-200);
  border-radius: 12px;
  padding: 28px 16px;
  margin: 16px 0;
  text-align: center;
  color: var(--gray-300);
  font-size: 13px;
}

.article-footer-nav {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-100);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--gray-100);
  padding: 24px;
  text-align: center;
  font-size: 13px;
  color: var(--gray-300);
}
.site-footer a { color: var(--gray-400); }

@media (max-width: 640px) {
  .hero { padding: 40px 20px 28px; }
  .brand-sub { display: none; }
}