/* ===========================================================
   notes.css — shared styles for the writing archive.
   Design tokens identical to index.html so the home page and
   the essay pages read as one continuous system.
   =========================================================== */

:root {
  --bg: #0b0b0c;
  --bg-rise: #111113;
  --ink: #ece8e1;
  --ink-1: #b8b2a6;
  --ink-2: #8a8478;
  --ink-3: #837d72;
  --rule: rgba(236, 232, 225, 0.10);
  --rule-strong: rgba(236, 232, 225, 0.22);
  --accent: #e89947;
  --accent-soft: rgba(232, 153, 71, 0.12);

  --serif: 'Fraunces', 'Times New Roman', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;

  --gutter: clamp(20px, 4vw, 56px);
  --max: 760px;
  --max-archive: 1000px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.55;
  font-weight: 400;
}
::selection { background: var(--accent); color: var(--bg); }

a { color: inherit; text-decoration: none; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* ===== NAV ===== */
nav.top {
  position: sticky; top: 0; z-index: 50;
  padding: 24px 0;
  background: rgba(11, 11, 12, 0.7);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--rule);
}
nav.top .wrap {
  max-width: var(--max-archive);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.mark {
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.06em;
  display: flex; align-items: center; gap: 10px; color: var(--ink);
}
.mark .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 8px var(--accent);
}
nav.top ul {
  list-style: none;
  display: flex; gap: 28px;
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.04em;
}
nav.top ul a { color: var(--ink-1); transition: color 0.2s var(--ease); }
nav.top ul a:hover { color: var(--ink); }
nav.top ul a[aria-current="page"] { color: var(--accent); }

/* ===== TYPOGRAPHY HELPERS ===== */
.kicker {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink-2); font-weight: 500;
}
.display {
  font-family: var(--serif); font-weight: 350; letter-spacing: -0.02em;
  line-height: 0.95;
  font-variation-settings: "opsz" 144, "SOFT" 30;
}
.display em {
  font-style: italic; color: var(--accent);
  font-variation-settings: "opsz" 144, "SOFT" 100;
}

/* ===== ESSAY ===== */
.essay { max-width: var(--max); margin: 0 auto; padding: clamp(48px, 8vh, 96px) var(--gutter) 96px; }
.essay-head { margin-bottom: 56px; padding-bottom: 32px; border-bottom: 1px solid var(--rule); }
.kicker-back {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
  color: var(--ink-2); display: inline-block; margin-bottom: 32px;
  transition: color 0.2s var(--ease);
}
.kicker-back:hover { color: var(--accent); }
.essay-head .kicker { display: block; margin-bottom: 16px; }
.essay-head h1 {
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(36px, 5.5vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}
.essay-head .dek {
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.4;
  color: var(--ink-1);
  letter-spacing: -0.01em;
  font-variation-settings: "opsz" 96, "SOFT" 60;
  font-style: italic;
}

/* ===== ESSAY BODY ===== */
.essay-body {
  font-size: 19px;
  line-height: 1.65;
  color: var(--ink);
}
.essay-body > * + * { margin-top: 1.4em; }
.essay-body h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(26px, 3vw, 34px);
  letter-spacing: -0.01em; line-height: 1.15;
  margin-top: 2.2em; margin-bottom: -0.4em;
  font-variation-settings: "opsz" 96, "SOFT" 50;
}
.essay-body h3 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(20px, 2.2vw, 24px);
  letter-spacing: -0.005em; line-height: 1.2;
  margin-top: 1.8em; margin-bottom: -0.4em;
  color: var(--ink);
  font-variation-settings: "opsz" 48, "SOFT" 50;
}
.essay-body p { color: var(--ink); }
.essay-body p strong { color: var(--ink); font-weight: 600; }
.essay-body p em { font-style: italic; color: var(--ink); }
.essay-body a {
  color: var(--accent);
  border-bottom: 1px solid var(--accent-soft);
  transition: border-color 0.2s var(--ease);
}
.essay-body a:hover { border-bottom-color: var(--accent); }
.essay-body code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: rgba(255,255,255,0.04);
  padding: 1px 6px;
  border: 1px solid var(--rule);
  color: var(--ink);
}
.essay-body pre {
  background: var(--bg-rise);
  border: 1px solid var(--rule);
  border-left: 2px solid var(--accent);
  padding: 20px 24px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.55;
}
.essay-body pre code {
  background: transparent; border: 0; padding: 0;
  font-size: 14px; color: var(--ink-1);
}
.essay-body blockquote {
  border-left: 1px solid var(--accent);
  padding: 4px 0 4px 28px;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.45;
  color: var(--ink);
  font-variation-settings: "opsz" 96, "SOFT" 100;
}
.essay-body ul {
  list-style: none;
  padding-left: 0;
}
.essay-body ul li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 0.5em;
}
.essay-body ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.65em;
  width: 14px; height: 1px;
  background: var(--accent);
}
.essay-body hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 2.4em auto;
  width: 80px;
}

.essay-foot {
  margin-top: 96px;
  padding-top: 32px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.essay-foot .back-link {
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.06em;
  color: var(--ink-1);
  border-bottom: 1px solid var(--rule-strong);
  padding-bottom: 4px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.essay-foot .back-link:hover { color: var(--ink); border-bottom-color: var(--accent); }

/* ===== ARCHIVE LISTING ===== */
.archive-head {
  padding: clamp(80px, 16vh, 180px) 0 64px;
  border-bottom: 1px solid var(--rule);
}
.archive-head .wrap { max-width: var(--max-archive); }
.archive-head .kicker { color: var(--accent); display: block; margin-bottom: 24px; }
.archive-head h1.display {
  font-size: clamp(48px, 8vw, 112px);
  margin-bottom: 32px;
  max-width: 16ch;
}
.archive-head h1.display .l { display: block; }
.archive-head .dek {
  font-family: var(--serif);
  font-weight: 350; font-style: italic;
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.4;
  color: var(--ink-1);
  max-width: 50ch;
  font-variation-settings: "opsz" 96, "SOFT" 80;
}

main.archive {
  max-width: var(--max-archive);
  padding-top: 64px;
  padding-bottom: 120px;
}
.archive-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
  transition: background 0.2s var(--ease);
}
.archive-row:hover { background: rgba(232, 153, 71, 0.025); }
.archive-row:hover h2 { color: var(--accent); }
.archive-date {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
  color: var(--ink-2); padding-top: 6px;
}
.archive-meta h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(24px, 3vw, 34px);
  letter-spacing: -0.01em; line-height: 1.1;
  color: var(--ink);
  margin-bottom: 8px;
  transition: color 0.2s var(--ease);
  font-variation-settings: "opsz" 96, "SOFT" 50;
}
.archive-meta p {
  color: var(--ink-1);
  font-size: 16px;
  line-height: 1.55;
  max-width: 64ch;
  margin-bottom: 12px;
}
.archive-tags {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.archive-tags span {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: lowercase;
  color: var(--ink-2);
  padding: 3px 8px;
  border: 1px solid var(--rule);
}

.archive-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.archive-actions a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--rule-strong);
  color: var(--ink-1);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.archive-actions a:hover {
  color: var(--bg);
  border-color: var(--accent);
  background: var(--accent);
}
.archive-summary {
  max-width: var(--max-archive);
  padding-top: 40px;
  padding-bottom: 28px;
}
.source-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--rule);
  background: var(--rule);
}
.source-card {
  min-width: 0;
  min-height: 150px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  background:
    linear-gradient(180deg, rgba(232, 153, 71, 0.026), transparent 58%),
    rgba(11, 11, 12, 0.92);
}
.source-card span {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.source-card strong {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 350;
  line-height: 1;
  font-variation-settings: "opsz" 96, "SOFT" 55;
}
.source-card p {
  color: var(--ink-2);
  font-size: 13px;
  line-height: 1.5;
}
.archive-note {
  margin-top: 22px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.55;
  max-width: 76ch;
}
.archive-section {
  max-width: var(--max-archive);
  padding-top: 56px;
  padding-bottom: 56px;
}
.archive-section + .archive-section {
  border-top: 1px solid var(--rule);
}
.archive-section-head {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 28px;
  align-items: baseline;
  margin-bottom: 18px;
}
.archive-section-head span {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.archive-section-head h2 {
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 350;
  line-height: 1;
  letter-spacing: 0;
  font-variation-settings: "opsz" 120, "SOFT" 60;
}
.external-row {
  display: grid;
  grid-template-columns: 138px 104px minmax(0, 1fr) 138px;
  gap: 20px;
  align-items: baseline;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
}
.external-date,
.external-source,
.external-stats {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-2);
}
.external-source {
  color: var(--accent);
  text-transform: uppercase;
}
.external-meta h3 {
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: 0;
  margin-bottom: 8px;
  font-variation-settings: "opsz" 96, "SOFT" 50;
  transition: color 0.2s var(--ease);
}
.external-meta p {
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.52;
  max-width: 68ch;
  margin-bottom: 10px;
}
.external-row:hover h3 { color: var(--accent); }
.external-stats {
  justify-self: end;
  text-align: right;
  white-space: nowrap;
}
.archive-feature {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  margin-top: 28px;
  padding: 24px;
  border: 1px solid var(--rule-strong);
  background: rgba(255, 255, 255, 0.014);
}
.archive-feature strong {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.archive-feature p {
  color: var(--ink-1);
  font-size: 15px;
  line-height: 1.55;
}
.archive-feature span:last-child {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* ===== FOOTER ===== */
footer {
  padding: 48px 0;
  border-top: 1px solid var(--rule);
  font-family: var(--mono); font-size: 12px; color: var(--ink-2);
  letter-spacing: 0.04em;
}
footer .wrap {
  max-width: var(--max-archive);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px;
}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 720px) {
  .archive-row { grid-template-columns: 1fr; gap: 8px; }
  .archive-date { padding-top: 0; }
  .source-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .archive-section-head,
  .external-row,
  .archive-feature {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .external-stats {
    justify-self: start;
    text-align: left;
  }
  nav.top ul { gap: 18px; }
}

@media (max-width: 520px) {
  .source-grid { grid-template-columns: 1fr; }
  .source-card { min-height: 0; }
}