/* Article pages (guides and legal). Uses tokens from base.css. */
.page-head { border-bottom: 1px solid var(--line); }
.page-head .wrap { padding-top: 64px; padding-bottom: 48px; max-width: 880px; }
.page-head h1 { margin: 12px 0 0; font-size: clamp(34px, 5.5vw, 56px); line-height: 1.04; letter-spacing: -0.035em; font-weight: 600; }
.page-head h1 .serif { color: var(--accent-ink); }
.page-head .lede { margin: 18px 0 0; font-size: 19px; line-height: 1.55; color: var(--muted); max-width: 680px; }
.page-head .meta { margin-top: 14px; font-size: 13px; color: var(--subtle); }

.prose { max-width: 880px; margin: 0 auto; padding: 48px 24px 96px; font-size: 17px; line-height: 1.7; }
.prose h2 { margin: 56px 0 0; font-size: clamp(24px, 3.5vw, 32px); line-height: 1.15; letter-spacing: -0.02em; font-weight: 600; scroll-margin-top: 24px; }
.prose h3 { margin: 32px 0 0; font-size: 19px; font-weight: 600; }
.prose p, .prose ul, .prose ol { margin: 14px 0 0; color: var(--fg-2); }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin: 6px 0; }
.prose li::marker { color: var(--subtle); }
.prose strong { color: var(--fg); }
.prose code { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.88em; padding: 1px 6px; border-radius: 6px; background: var(--chip); color: var(--fg); }
.prose blockquote { margin: 18px 0 0; padding: 14px 18px; border-left: 0; border: 1px solid var(--mark-border); background: var(--mark-bg); border-radius: 12px; color: var(--fg-2); }
.prose .note { margin-top: 18px; padding: 16px 18px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface); font-size: 15px; color: var(--muted); }
.prose .placeholder { background: var(--mark-bg); color: var(--mark); padding: 0 4px; border-radius: 4px; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.88em; }

.toc { margin-top: 28px; padding: 18px 20px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.toc strong { font-size: 13px; letter-spacing: 0.08em; color: var(--subtle); font-family: 'JetBrains Mono', ui-monospace, monospace; font-weight: 500; }
.toc ol { margin: 10px 0 0; padding-left: 20px; columns: 2 260px; column-gap: 32px; font-size: 15px; }
.toc a { color: var(--fg-2); text-decoration: none; }
.toc a:hover { color: var(--accent-ink); }

.faq { margin-top: 18px; border-top: 1px solid var(--border); }
.faq details { border-bottom: 1px solid var(--border); padding: 18px 0; }
.faq summary { cursor: pointer; list-style: none; font-size: 18px; font-weight: 600; color: var(--fg); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; float: right; color: var(--subtle); font-weight: 400; }
.faq details[open] summary::after { content: '–'; }
.faq p { margin: 10px 0 0; }

/* mini tool */
.mini-tool { margin-top: 28px; }
.mt-drop { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; padding: 18px; border: 1px dashed var(--border-strong); border-radius: 16px; background: var(--surface); transition: border-color .15s, background .15s; }
.mt-drop.over { border-color: var(--accent-ink); background: var(--accent-soft); }
.mt-hint { font-size: 14px; color: var(--muted); }
.mt-results { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; }
.mt-card { border: 1px solid var(--border); border-radius: 14px; background: var(--surface); padding: 14px 16px; }
.mt-name { font-size: 13px; color: var(--fg); word-break: break-all; }
.mt-found { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--fg-2); }
.mt-tag { display: inline-block; padding: 1px 8px; border-radius: 6px; background: var(--mark-bg); color: var(--mark); font-size: 12px; }
.mt-meaning { display: block; margin-top: 2px; font-size: 13px; color: var(--fg); }
.mt-row { margin-top: 12px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.mt-size { font-size: 13px; color: var(--muted); }
.mt-save { min-height: 44px; font-size: 15px; }
.mt-clean { margin-top: 8px; font-size: 14px; color: var(--accent-ink); }
.mt-err { margin-top: 8px; font-size: 14px; color: var(--mark); }

@media (max-width: 720px) {
  .page-head .wrap { padding-top: 40px; padding-bottom: 32px; }
  .prose { padding: 32px 16px 72px; font-size: 16px; }
}