:root { --paper: #ffffff; --wash: #f5f6f7; --ink: #15181d; --body: #3a4048; --prose: #23272e; --meta: #737b85; --rule: #dfe3e8; --rule-soft: #e9ecef; --accent: #c0102c; --serif: Georgia, 'Times New Roman', serif; --sans: system-ui, -apple-system, Arial, sans-serif; }
:root { --gutter: clamp(16px, 4vw, 56px); --measure: 68ch; }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.6 var(--serif); -webkit-font-smoothing: antialiased; }
main, article { min-width: 0; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
img { max-width: 100%; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
h1, h2, h3, p { margin: 0; }
.site-shell { display: flex; min-height: 100vh; flex-direction: column; }
.container { width: min(1360px, calc(100% - var(--gutter) * 2)); margin-inline: auto; }
.category, .topbar-nav, .main-nav, .footer-col, .section-heading, .sidebar, .post-date, .byline, .breadcrumb, .article-tags, .comments, .to-top { font-family: var(--sans); }
.category { display: inline-block; color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.site-header { width: 100%; }
.topbar { border-bottom: 1px solid var(--rule); }
.topbar-inner { display: flex; min-height: 40px; align-items: center; justify-content: space-between; gap: 20px; color: var(--meta); font: 12px/1.4 var(--sans); }
.topbar-nav, .main-nav { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 34px); margin: 0; padding: 0; list-style: none; }
.topbar-nav { gap: 24px; }
.main-header { padding: clamp(20px, 3vw, 32px) 0 clamp(16px, 2.4vw, 22px); text-align: center; }
.brand { display: inline-block; color: var(--ink); font: 700 clamp(32px, 4.6vw, 56px)/1 var(--serif); letter-spacing: -0.02em; }
.section-nav { border-top: 2px solid var(--ink); border-bottom: 1px solid var(--rule); }
.section-nav-inner { display: flex; min-height: 46px; align-items: center; justify-content: center; }
.main-nav { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; white-space: nowrap; }
.nav-search { color: var(--meta); }
.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: clamp(28px, 3.5vw, 50px); padding-top: clamp(28px, 3vw, 40px); flex: 1; }
.primary { display: flex; min-width: 0; flex-direction: column; gap: clamp(32px, 3vw, 44px); }
.lead { display: flex; max-width: none; flex-direction: column; gap: 14px; }
.lead-title { max-width: 850px; color: var(--ink); font: 700 clamp(32px, 4vw, 56px)/1.06 var(--serif); letter-spacing: -0.025em; }
.lead-excerpt { max-width: 62ch; color: var(--body); font-size: clamp(17px, 1.4vw, 20px); line-height: 1.5; }
.lead-figure { display: block; margin-top: 5px; overflow: hidden; background: var(--wash); }
.lead-figure img { display: block; width: 100%; height: auto; max-height: 620px; object-fit: cover; }
.post-image-placeholder { min-height: 1px; background: var(--wash); }
.feed-section { padding-top: 26px; border-top: 1px solid var(--rule); }
.section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.section-heading :is(h1, h2) { padding-bottom: 7px; border-bottom: 3px solid var(--accent); color: var(--ink); font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.section-heading > a { color: var(--meta); font-size: 12px; white-space: nowrap; }
.post-list { display: grid; gap: 30px; }
.post-list[data-variant='grid'] { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.post-card { display: flex; max-width: none; min-width: 0; flex-direction: column; gap: 11px; }
.post-image { display: block; overflow: hidden; aspect-ratio: 16 / 9; background: var(--wash); }
.post-image img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform 180ms ease; }
.post-image:hover img { transform: scale(1.015); }
.post-copy { display: flex; min-width: 0; flex-direction: column; gap: 8px; }
.post-title { color: var(--ink); font: 700 21px/1.22 var(--serif); letter-spacing: -0.012em; }
.post-date { color: var(--meta); font-size: 12px; }
.excerpt { color: var(--body); font-size: 15px; line-height: 1.5; }
.post-list[data-variant='grid'] .excerpt { display: none; }
.post-list[data-variant='list'] .post-card { display: grid; grid-template-columns: minmax(0, 1fr) 220px; gap: 24px; padding-bottom: 28px; border-bottom: 1px solid var(--rule); }
.post-list[data-variant='list'] .post-image { order: 2; align-self: start; }
.sidebar { display: flex; min-width: 0; flex-direction: column; gap: 36px; }
.sidebar section { margin: 0; padding: 0; border: 0; }
.sidebar h2 { margin: 0 0 5px; padding-bottom: 8px; border-bottom: 2px solid var(--ink); color: var(--ink); font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.sidebar ul { display: flex; flex-direction: column; margin: 0; padding: 0; list-style: none; }
.rail-list li { display: flex; flex-direction: column; gap: 6px; padding: 15px 0; border-bottom: 1px solid var(--rule); }
.rail-list a { font: 700 17px/1.3 var(--serif); }
.rail-stamp { color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.archive-list li { border-bottom: 1px solid var(--rule); }
.archive-list a { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 12px 0; color: var(--body); font-size: 14px; }
.archive-count { color: var(--meta); font-size: 12px; }
.sidebar-tags { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 10px; }
.sidebar-tags a, .article-tags a { display: inline-block; padding: 7px 12px; border: 1px solid var(--rule); color: var(--body); font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.field-row { display: flex; gap: 8px; padding-top: 12px; }
input[type='search'] { flex: 1; min-width: 0; padding: 10px 12px; border: 1px solid var(--rule); background: var(--paper); color: var(--ink); font: 14px/1.4 var(--sans); }
button[type='submit'] { padding: 10px 16px; border: 1px solid var(--ink); background: var(--ink); color: #fff; font: 700 11px/1.4 var(--sans); letter-spacing: 0.1em; text-transform: uppercase; cursor: pointer; }
.post-body { width: min(1040px, calc(100% - var(--gutter) * 2)); margin-inline: auto; padding-top: clamp(28px, 3vw, 42px); flex: 1; }
.article-head { display: flex; max-width: 800px; flex-direction: column; gap: 16px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; color: var(--meta); font-size: 12px; }
.post-body h1 { color: var(--ink); font: 700 clamp(34px, 4.2vw, 58px)/1.06 var(--serif); letter-spacing: -0.028em; }
.byline { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 16px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); color: var(--meta); font-size: 12px; }
.byline a { color: var(--body); font-weight: 700; }
.updated-time { margin-left: auto; }
.article-figure { max-width: 900px; margin: 30px 0 0; background: var(--wash); }
.article-figure img { display: block; width: 100%; height: auto; max-height: 660px; object-fit: cover; }
.prose { max-width: var(--measure); margin-top: 32px; color: var(--prose); font-size: 19px; line-height: 1.78; }
.prose > * + * { margin-top: 22px; }
.prose :is(h2, h3) { margin-top: 42px; color: var(--ink); font: 700 25px/1.25 var(--serif); letter-spacing: -0.012em; }
.prose :is(ul, ol) { padding-left: 24px; }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.prose blockquote { margin: 30px 0; padding-left: 24px; border-left: 3px solid var(--accent); color: var(--ink); font-size: 24px; font-weight: 700; line-height: 1.38; }
.article-tags { display: flex; max-width: var(--measure); flex-wrap: wrap; gap: 8px; margin-top: 32px; padding-top: 22px; border-top: 1px solid var(--rule); }
.article-related, .comments { max-width: var(--measure); margin-top: 42px; padding-top: 22px; border-top: 1px solid var(--rule); }
.article-related h2, .comments h2 { margin: 0 0 16px; color: var(--ink); font: 700 24px/1.2 var(--serif); }
.article-related p { margin: 0; }
.comment-list { display: grid; gap: 16px; margin: 0; padding: 0; list-style: none; }
.comment-list li { padding: 16px; background: var(--wash); }
.comment-list p { margin-top: 4px; }
.comment-form { display: grid; gap: 12px; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--rule); }
.comment-form label { display: grid; gap: 6px; font-size: 14px; }
.comment-form :is(input, textarea) { width: 100%; padding: 10px; border: 1px solid var(--rule); background: var(--paper); color: var(--body); font: inherit; }
.comment-form textarea { min-height: 120px; resize: vertical; }
.site-footer { margin-top: clamp(42px, 5vw, 64px); border-top: 2px solid var(--ink); }
.footer-main { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 32px; padding: 34px 0; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col h2 { color: var(--ink); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; }
.footer-col a, .footer-col span { color: var(--body); font-size: 14px; }
.footer-bar-inner { display: flex; min-height: 54px; align-items: center; justify-content: space-between; gap: 16px; border-top: 1px solid var(--rule); color: var(--meta); font: 12px/1.4 var(--sans); }
@media (max-width: 1000px) { .content-grid { grid-template-columns: minmax(0, 1fr); } .editorial-rail { padding-top: 30px; border-top: 1px solid var(--rule); } }
@media (max-width: 760px) { body { font-size: 16px; } .container, .post-body { width: calc(100% - 32px); } .topbar-date { display: none; } .topbar-inner { justify-content: flex-end; } .main-header { padding-block: 20px 17px; } .brand { font-size: 34px; } .section-nav-inner { justify-content: flex-start; overflow-x: auto; scrollbar-width: none; } .main-nav { gap: 20px; font-size: 11px; } .content-grid { padding-top: 24px; } .lead-title { font-size: 34px; } .post-list[data-variant='list'] .post-card { grid-template-columns: minmax(0, 1fr) 112px; gap: 16px; } .post-title { font-size: 19px; } .post-body h1 { font-size: 36px; } .updated-time { width: 100%; margin-left: 0; } .prose { font-size: 18px; line-height: 1.72; } }
@media (max-width: 520px) { .post-list[data-variant='grid'] { grid-template-columns: minmax(0, 1fr); } .post-list[data-variant='list'] .post-card { grid-template-columns: minmax(0, 1fr); } .post-list[data-variant='list'] .post-image { order: 0; } .lead-title { font-size: 31px; } .post-body h1 { font-size: 32px; } .footer-bar-inner { align-items: flex-start; flex-direction: column; justify-content: center; padding-block: 14px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; } }