/* ============================================================
   Shared content styles — prose, blog cards, article, breadcrumb,
   error page. Used by the Worker (blog SSR, 404) and reusable by
   long-form pages (legal, about). Owned by the core; safe to reference.
   ============================================================ */

.prose { font-size: 17px; line-height: 1.75; color: var(--ink-700); max-width: 760px; }
.prose > * + * { margin-top: 20px; }
.prose h2 { margin-top: 44px; font-size: 28px; color: var(--ink-900); }
.prose h3 { margin-top: 32px; font-size: 21px; color: var(--ink-900); }
.prose p { margin: 0; }
.prose ul, .prose ol { margin: 0; padding-left: 24px; }
.prose li { margin-top: 8px; }
.prose li::marker { color: var(--red-700); }
.prose a { color: var(--red-700); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--ink-900); font-weight: 600; }
.prose blockquote { margin: 28px 0; padding: 16px 24px; border: 1px solid var(--red-100); background: var(--paper); border-radius: var(--radius-sm); font-style: italic; color: var(--ink-700); }
.prose code { font-family: var(--font-mono); font-size: .9em; background: var(--ink-50); padding: 2px 6px; border-radius: 4px; }
.prose table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15px; }
.prose th, .prose td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--ink-100); }
.prose th { color: var(--red-700); font-weight: 600; background: var(--paper); }

/* breadcrumb */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-400); margin-bottom: 20px; }
.breadcrumb a { color: var(--ink-500); }
.breadcrumb a:hover { color: var(--red-700); }
.breadcrumb .icon { width: 14px; height: 14px; color: var(--ink-300); }

/* ---- Blog index ---- */
.blog-featured { margin: 48px 0; }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (max-width: 900px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .blog-grid { grid-template-columns: 1fr; } }
.postcard { display: flex; flex-direction: column; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); text-decoration: none; color: inherit; transition: box-shadow var(--dur) var(--ease-out); }
.postcard:hover { box-shadow: var(--shadow-lg); text-decoration: none; }
.postcard__cover { aspect-ratio: 16/9; background-size: cover; background-position: center; background-color: var(--ink-100); }
.postcard__cover--ph { display: flex; align-items: center; justify-content: center; color: var(--red-200); background: linear-gradient(135deg, var(--red-50), var(--paper)); }
.postcard__body { padding: 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.postcard__meta { display: flex; align-items: center; gap: 12px; font-size: 12.5px; color: var(--ink-400); }
.postcard__title { margin: 0; font-size: 19px; line-height: 1.3; color: var(--ink-900); }
.postcard__excerpt { margin: 0; font-size: 14.5px; line-height: 1.55; color: var(--ink-500); flex: 1; }
.postcard--featured { grid-column: 1 / -1; flex-direction: row; }
.postcard--featured .postcard__cover { aspect-ratio: auto; flex: 0 0 46%; min-height: 320px; }
.postcard--featured .postcard__body { padding: 40px; justify-content: center; }
.postcard--featured .postcard__title { font-size: 32px; letter-spacing: -0.015em; }
.postcard--featured .postcard__excerpt { font-size: 16px; }
@media (max-width: 760px) { .postcard--featured { flex-direction: column; } .postcard--featured .postcard__cover { min-height: 200px; flex-basis: auto; } .postcard--featured .postcard__title { font-size: 24px; } }

/* ---- Article ---- */
.article { padding: 64px 0 96px; }
.article__meta { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--ink-400); margin-bottom: 16px; }
.article__title { font-size: clamp(2rem, 1.4rem + 2vw, 3rem); letter-spacing: -0.02em; line-height: 1.08; color: var(--ink-900); max-width: 760px; }
.article__lead { font-size: 20px; line-height: 1.5; color: var(--ink-500); max-width: 760px; margin: 20px 0 0; }
.article__byline { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink-500); margin: 24px 0; }
.article__byline .icon { color: var(--red-700); }
.article__review { display: flex; align-items: flex-start; gap: 8px; max-width: 760px; margin: -10px 0 28px; padding: 12px 14px; border: 1px solid var(--ink-100); border-radius: var(--radius-sm); background: var(--paper); color: var(--ink-600); font-size: 13px; line-height: 1.5; }
.article__review .icon { flex: 0 0 auto; margin-top: 2px; color: var(--red-700); }
.article .wave-divider { margin: 32px 0; }
.article__sources { max-width: 760px; margin-top: 44px; padding: 24px; border: 1px solid var(--ink-100); border-radius: var(--radius); background: var(--paper); }
.article__sources h2 { margin: 0; font-size: 20px; color: var(--ink-900); }
.article__sources p { margin: 8px 0 0; color: var(--ink-500); font-size: 14px; line-height: 1.55; }
.article__sources ul { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 0; padding: 0; list-style: none; }
.article__sources a { display: inline-flex; align-items: center; min-height: 44px; gap: 7px; padding: 9px 13px; border: 1px solid var(--ink-200); border-radius: var(--radius-pill); color: var(--ink-800); font-size: 13px; font-weight: 600; text-decoration: none; }
.article__sources a:hover { border-color: var(--red-700); color: var(--red-700); }
.article__sources a:focus-visible { outline: 3px solid var(--red-300); outline-offset: 2px; }
.article__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--ink-100); }
.article__back { margin-top: 32px; }

/* ---- Error page ---- */
.errorpage { text-align: center; padding: 64px 0; max-width: 560px; margin: 0 auto; }
.errorpage__code { font-weight: 700; font-size: 120px; line-height: 1; color: var(--red-700); letter-spacing: -0.04em; margin: 0; }
.errorpage h1 { margin-top: 16px; }
.errorpage__lead { color: var(--ink-500); font-size: 17px; }
.errorpage__cta { margin-top: 28px; display: flex; justify-content: center; gap: 12px; }

/* ---- Media covers (AI photography system) ---- */
.postcard__cover .pic { width: 100%; height: 100%; }
.article__cover { margin: 0 0 8px; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 16/9; max-width: 760px; }