/* ===================================================================
   Field Notes — shared stylesheet
   Palette:  paper #F6F3EC · ink #20242B · moss #4B6B4F · gold #B08D2B
   Type:     Fraunces (display) · Inter (body) · JetBrains Mono (meta)
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --paper: #F6F3EC;
  --paper-raised: #FFFDF8;
  --ink: #20242B;
  --ink-soft: #565C66;
  --moss: #4B6B4F;
  --moss-dark: #37503A;
  --gold: #B08D2B;
  --rule: #DDD6C4;
  --max-width: 780px;
}

* { box-sizing: border-box; }

html {
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a { color: inherit; }

/* -------------------------------------------------- site header -- */

.site-header {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 1.5rem 2.5rem;
}

.site-header .mark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--moss);
  text-decoration: none;
}

.site-header .mark svg { flex-shrink: 0; }

.site-title {
  margin: 1.1rem 0 0.5rem;
  font-family: 'Fraunces', serif;
  font-optical-sizing: auto;
  font-weight: 600;
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  letter-spacing: -0.01em;
  line-height: 1.05;
}

.site-tagline {
  margin: 0;
  max-width: 46ch;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

/* ------------------------------------------------------ controls -- */

.controls {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem 1.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1.75rem;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.control-group label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.control-group select {
  appearance: none;
  -webkit-appearance: none;
  background: var(--paper-raised)
    url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="10" height="6" viewBox="0 0 10 6"><path d="M1 1L5 5L9 1" stroke="%234B6B4F" stroke-width="1.4" fill="none" stroke-linecap="round" stroke-linejoin="round"/></svg>')
    no-repeat right 0.85rem center;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.55rem 2.2rem 0.55rem 0.85rem;
  min-width: 150px;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--ink);
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.control-group select:hover { border-color: var(--moss); }

.control-group select:focus-visible {
  outline: 2px solid var(--moss);
  outline-offset: 2px;
  border-color: var(--moss);
}

.result-count {
  margin: 0 0 0.6rem auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--gold);
  white-space: nowrap;
}

/* ------------------------------------------------ post timeline -- */

.timeline {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem 6rem;
  border-top: 1px solid var(--rule);
}

.empty-state {
  padding: 3rem 0;
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.empty-state button {
  margin-left: 0.4rem;
  background: none;
  border: none;
  border-bottom: 1px solid var(--moss);
  color: var(--moss);
  font: inherit;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0;
}

@media (max-width: 560px) {
  .controls { gap: 1rem 1.25rem; }
  .control-group select { min-width: 130px; }
  .result-count { width: 100%; margin: 0.3rem 0 0; text-align: left; }
}

.entry {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 1.75rem;
  padding: 2.4rem 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: inherit;
}

.entry:last-child { border-bottom: none; }

.entry[hidden] {
  display: none;
}

.entry-date {
  font-family: 'JetBrains Mono', monospace;
  color: var(--ink-soft);
  padding-top: 0.3rem;
}

.entry-date .day {
  display: block;
  font-size: 1.9rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1;
}

.entry-date .month-year {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.entry-title {
  margin: 0 0 0.5rem;
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: -0.005em;
  line-height: 1.25;
  background-image: linear-gradient(var(--moss), var(--moss));
  background-repeat: no-repeat;
  background-position: left bottom;
  background-size: 0% 2px;
  transition: background-size 0.35s ease;
  display: inline;
}

.entry:hover .entry-title,
.entry:focus-visible .entry-title {
  background-size: 100% 2px;
}

.entry-excerpt {
  margin: 0 0 0.8rem;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.entry-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gold);
}

.entry:focus-visible {
  outline: 2px solid var(--moss);
  outline-offset: 6px;
  border-radius: 2px;
}

@media (max-width: 560px) {
  .entry { grid-template-columns: 1fr; gap: 0.6rem; }
  .entry-date { display: flex; align-items: baseline; gap: 0.5rem; padding-top: 0; }
  .entry-date .day { font-size: 1.3rem; }
}

/* ------------------------------------------------- site footer --- */

.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--ink-soft);
}

/* ==================================================================
   Single post page
   ================================================================== */

.post-nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 0;
}

.post-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.post-nav a:hover,
.post-nav a:focus-visible { border-color: var(--moss); }

.post-header {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 2.5rem;
  border-bottom: 1px solid var(--rule);
}

.post-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.post-eyebrow .dot { color: var(--rule); }

.post-title {
  margin: 0 0 0.75rem;
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: clamp(2rem, 4.5vw, 2.9rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.post-dek {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.1rem;
  max-width: 55ch;
}

.post-body {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
  font-size: 1.08rem;
  line-height: 1.75;
}

.post-body p { margin: 0 0 1.4rem; }

.post-body h2 {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 1.5rem;
  margin: 2.4rem 0 1rem;
  color: var(--ink);
}

.post-body blockquote {
  margin: 1.8rem 0;
  padding: 0.2rem 0 0.2rem 1.3rem;
  border-left: 3px solid var(--moss);
  color: var(--moss-dark);
  font-family: 'Fraunces', serif;
  font-size: 1.15rem;
  font-style: italic;
}

.post-body ul, .post-body ol {
  margin: 0 0 1.4rem;
  padding-left: 1.3rem;
}

.post-body li { margin-bottom: 0.5rem; }

.post-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem 6rem;
  border-top: 1px solid var(--rule);
  padding-top: 2rem;
}

.post-footer a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--moss);
  text-decoration: none;
}