@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&family=Newsreader:opsz,wght@6..72,400;6..72,500;6..72,600&display=swap');

:root {
  --paper: #f5f1e9;
  --paper-deep: #ebe4d8;
  --ink: #1f2622;
  --muted: #69716b;
  --line: #d5cec1;
  --card: #fcfaf5;
  --accent: #c54d31;
  --green: #55745d;
  --shadow: 0 18px 50px rgba(55, 48, 38, 0.08);
  --sans: 'Manrope', 'Segoe UI', sans-serif;
  --serif: 'Newsreader', Georgia, serif;
  --mono: 'DM Mono', Consolas, monospace;
}

* { box-sizing: border-box; }
html { background: var(--paper); color: var(--ink); }
body { margin: 0; min-width: 320px; font-family: var(--sans); background: radial-gradient(circle at 84% 4%, rgba(197, 77, 49, 0.08), transparent 30rem), var(--paper); }
button, input, select { font: inherit; }
button, a, select { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }

.site-shell { width: min(1480px, 100%); margin: 0 auto; padding: 0 38px 34px; }
.topbar { min-height: 84px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; gap: 12px; align-items: center; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--ink); border-radius: 50%; font: 500 11px var(--mono); letter-spacing: -0.08em; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 13px; letter-spacing: 0.02em; }
.brand small { margin-top: 3px; color: var(--muted); font: 10px var(--mono); text-transform: uppercase; letter-spacing: 0.08em; }
.sync-pill { display: flex; gap: 8px; align-items: center; color: var(--muted); font: 11px var(--mono); }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.sync-pill[data-state="ready"] .status-dot { background: var(--green); box-shadow: 0 0 0 4px rgba(85, 116, 93, 0.12); }
.sync-pill[data-state="error"] .status-dot { background: var(--accent); }

.intro { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 40px; padding: 78px 0 64px; }
.eyebrow, .field-label, .search-label, .sync-label { margin: 0; color: var(--accent); font: 500 10px var(--mono); letter-spacing: 0.14em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 760px; margin-bottom: 20px; font: 500 clamp(46px, 7vw, 94px)/0.94 var(--serif); letter-spacing: -0.055em; }
.intro-text { max-width: 570px; margin-bottom: 0; color: var(--muted); font-size: 15px; line-height: 1.75; }
.intro-aside { align-self: end; padding: 14px 0 4px 24px; border-left: 1px solid var(--line); }
.intro-aside strong { display: block; margin: 8px 0 12px; font: 500 20px var(--serif); }
.intro-aside a { color: var(--ink); font-size: 12px; text-underline-offset: 4px; }

.stat-strip { display: grid; grid-template-columns: repeat(3, 1fr) 2fr; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.stat-block { min-height: 92px; padding: 18px 24px 16px 0; border-right: 1px solid var(--line); }
.stat-block + .stat-block { padding-left: 24px; }
.stat-block:last-child { border-right: 0; padding-right: 0; }
.stat-value { display: block; font: 500 29px var(--serif); }
.stat-label { display: block; margin-top: 5px; color: var(--muted); font: 10px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.stat-note { display: flex; flex-direction: column; justify-content: center; align-items: flex-end; }
.stat-note strong { font: 500 17px var(--serif); }

.workspace { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 50px; padding-top: 52px; }
.sidebar { min-width: 0; }
.sidebar-section { padding: 0 0 26px; margin-bottom: 24px; border-bottom: 1px solid var(--line); }
.search-section { padding-bottom: 22px; }
.search-box { position: relative; display: flex; align-items: center; margin-top: 12px; border-bottom: 1px solid var(--ink); }
.search-icon { position: absolute; left: 0; color: var(--accent); font: 500 16px var(--mono); }
#search-input { width: 100%; padding: 9px 28px 10px 21px; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 13px; }
#search-input::placeholder { color: #a19b91; }
.icon-button { display: grid; place-items: center; width: 28px; height: 28px; border: 0; border-radius: 50%; background: transparent; color: var(--muted); cursor: pointer; font: 14px var(--mono); }
.icon-button:hover { background: var(--paper-deep); color: var(--ink); }
.search-box .icon-button { position: absolute; right: 0; }
.search-hint { margin: 10px 0 0 21px; color: var(--muted); font-size: 10px; }
kbd { padding: 1px 5px; border: 1px solid var(--line); border-radius: 3px; font: 10px var(--mono); }
.field-label { color: var(--muted); letter-spacing: 0.08em; }
select { display: block; width: 100%; margin-top: 10px; padding: 8px 0; border: 0; border-bottom: 1px solid var(--line); outline: 0; background: transparent; color: var(--ink); font-size: 12px; cursor: pointer; }
.section-heading { display: flex; align-items: center; justify-content: space-between; }
.section-count, .results-count { color: var(--muted); font: 10px var(--mono); }
.topic-list { display: grid; gap: 2px; margin-top: 12px; }
.topic-button { display: flex; align-items: baseline; justify-content: space-between; width: 100%; padding: 7px 0; border: 0; background: transparent; color: var(--muted); cursor: pointer; text-align: left; font-size: 11px; }
.topic-button:hover, .topic-button.is-active { color: var(--accent); }
.topic-button span:last-child { font: 10px var(--mono); }

.results-toolbar { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 25px; }
h2 { margin: 7px 0 0; font: 500 39px/1 var(--serif); letter-spacing: -0.04em; }
.active-filters { display: flex; flex-wrap: wrap; gap: 7px; margin: -8px 0 22px; }
.filter-chip { display: inline-flex; gap: 8px; align-items: center; padding: 6px 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 10px; }
.filter-chip button { padding: 0; border: 0; background: none; color: var(--accent); cursor: pointer; }
.results-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.bookmark-card { min-height: 270px; display: flex; flex-direction: column; padding: 20px; border: 1px solid var(--line); border-radius: 2px; background: var(--card); box-shadow: 0 0 0 rgba(0,0,0,0); cursor: pointer; text-align: left; transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease; }
.bookmark-card:hover { transform: translateY(-4px); border-color: #b7aea1; box-shadow: var(--shadow); }
.card-top { display: flex; justify-content: space-between; gap: 8px; }
.card-topic { color: var(--accent); font: 10px var(--mono); letter-spacing: 0.06em; text-transform: uppercase; }
.card-year { color: var(--muted); font: 10px var(--mono); }
.card-author { margin: 24px 0 11px; color: var(--muted); font: 11px var(--mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-title { margin: 0 0 10px; font: 500 24px/1.04 var(--serif); letter-spacing: -0.025em; }
.card-excerpt { display: -webkit-box; overflow: hidden; margin: 0; color: #555e58; font-size: 12px; line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 4; }
.card-bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 20px; color: var(--muted); font: 10px var(--mono); }
.card-link { overflow: hidden; color: var(--accent); text-overflow: ellipsis; white-space: nowrap; }
.load-more { display: block; margin: 30px auto 0; padding: 11px 18px; border: 1px solid var(--ink); background: transparent; color: var(--ink); cursor: pointer; font: 10px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; }
.load-more:hover { background: var(--ink); color: var(--paper); }
.empty-state, .error-state { padding: 80px 20px; text-align: center; }
.empty-mark { display: block; margin-bottom: 12px; color: var(--accent); font: 30px var(--serif); }
.empty-state h3, .error-state h3 { margin-bottom: 8px; font: 500 28px var(--serif); }
.empty-state p, .error-state p { color: var(--muted); font-size: 12px; }

.footer { display: flex; justify-content: space-between; margin-top: 80px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font: 10px var(--mono); text-transform: uppercase; letter-spacing: 0.06em; }
.drawer-backdrop { position: fixed; inset: 0; z-index: 5; background: rgba(31, 38, 34, 0.38); backdrop-filter: blur(2px); }
.detail-drawer { position: fixed; z-index: 6; top: 0; right: 0; width: min(560px, 100%); height: 100vh; overflow: auto; padding: 30px 34px 50px; background: var(--card); box-shadow: -20px 0 60px rgba(30, 27, 20, 0.18); }
.drawer-header { display: flex; justify-content: space-between; align-items: center; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.drawer-title { margin: 42px 0 12px; font: 500 44px/0.98 var(--serif); letter-spacing: -0.045em; }
.drawer-author { margin-bottom: 28px; color: var(--muted); font: 11px var(--mono); }
.drawer-text { white-space: pre-wrap; color: #3f4741; font-size: 14px; line-height: 1.75; }
.drawer-meta { display: flex; flex-wrap: wrap; gap: 9px 16px; margin: 30px 0; padding: 17px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--muted); font: 10px var(--mono); }
.drawer-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.drawer-actions a { padding: 10px 13px; border: 1px solid var(--ink); color: var(--ink); text-decoration: none; font: 10px var(--mono); }
.drawer-actions a:hover { background: var(--ink); color: var(--paper); }
.drawer-links { display: grid; gap: 7px; margin-top: 28px; }
.drawer-links a { overflow: hidden; color: var(--accent); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.quote-card { margin-top: 30px; padding: 17px; border-left: 2px solid var(--accent); background: var(--paper); }
.quote-label { margin-bottom: 8px; color: var(--accent); font: 10px var(--mono); text-transform: uppercase; }
.quote-card p { margin-bottom: 8px; color: var(--muted); font-size: 12px; line-height: 1.5; }
.quote-card small { color: var(--ink); font: 10px var(--mono); }

@media (max-width: 1100px) {
  .results-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .workspace { gap: 32px; }
}
@media (max-width: 760px) {
  .site-shell { padding: 0 18px 24px; }
  .topbar { min-height: 72px; }
  .sync-pill { font-size: 9px; }
  .intro { display: block; padding: 54px 0 42px; }
  h1 { font-size: clamp(50px, 15vw, 82px); }
  .intro-aside { margin-top: 35px; padding: 15px 0 0; border-top: 1px solid var(--line); border-left: 0; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .stat-block, .stat-block + .stat-block { padding: 16px 12px 15px 0; }
  .stat-block:nth-child(2n) { padding-left: 12px; border-right: 0; }
  .stat-note { align-items: flex-start; grid-column: span 2; border-top: 1px solid var(--line); }
  .workspace { display: block; padding-top: 34px; }
  .sidebar { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 16px; margin-bottom: 40px; }
  .search-section, .topic-section { grid-column: span 2; }
  .sidebar-section { margin-bottom: 17px; padding-bottom: 17px; }
  .results-grid { grid-template-columns: 1fr; }
  .results-toolbar { align-items: start; }
  h2 { font-size: 33px; }
  .footer { display: grid; gap: 7px; margin-top: 52px; }
  .detail-drawer { padding: 24px 20px 40px; }
  .drawer-title { font-size: 38px; }
}