/* ==========================================================================
   KATADELE.COM — Design tokens
   Palette pulled from PNW dusk/water, not the stock thriller blue/orange.
   ========================================================================== */

:root {
  --bg-deep:      #10201B;   /* near-black forest green — primary background */
  --bg-panel:     #16281F;   /* slightly lifted panel on dark bg */
  --paper:        #E9E3D4;   /* warm paper cream — light panels */
  --paper-dim:    #DED6C2;
  --ink:          #EDE8DD;   /* text on dark */
  --ink-dark:     #1B241F;   /* text on paper */
  --ink-muted:    rgba(237,232,221,0.62);
  --gold:         #C9A227;   /* accent — warm, low-saturation gold */
  --gold-bright:  #E0BD4C;
  --river:        #4E7A8C;   /* accent — muted river-blue */
  --line:         rgba(237,232,221,0.16);
  --line-strong:  rgba(237,232,221,0.30);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Source Serif 4', Georgia, serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  --maxw: 1120px;
}

@font-face { font-family: 'Fraunces'; src: local('Georgia'); }

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-deep);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--gold-bright); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 3px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.4em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-bright);
  display: inline-block;
  margin-bottom: 0.9em;
}

.coord {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Header / nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(16, 32, 27, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.01em;
}
.brand:hover { text-decoration: none; color: var(--gold-bright); }

.nav-links {
  display: flex;
  gap: 34px;
  list-style: none;
  margin: 0; padding: 0;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.nav-links a { color: var(--ink-muted); }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--gold-bright); text-decoration: none; }

.nav-toggle { display: none; }

@media (max-width: 720px) {
  .nav-links {
    position: fixed;
    inset: 78px 0 0 0;
    background: var(--bg-deep);
    flex-direction: column;
    padding: 40px 32px;
    gap: 24px;
    font-size: 1rem;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  .nav-links.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .nav-toggle {
    display: block;
    background: none;
    border: 1px solid var(--line-strong);
    color: var(--ink);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    padding: 8px 14px;
    cursor: pointer;
  }
}

/* ---------- Contour divider (signature element) ---------- */

.contour {
  width: 100%;
  height: 34px;
  display: block;
}
.contour path {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 1;
}
.contour.gold path { stroke: var(--gold); opacity: 0.55; }

/* ---------- Hero ---------- */

.hero {
  padding: 96px 0 64px;
  position: relative;
}
.hero .grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.05;
}
.hero .lede {
  font-size: 1.15rem;
  color: var(--ink-muted);
  max-width: 46ch;
  margin: 20px 0 32px;
}

.hero-figure {
  aspect-ratio: 4 / 5;
  background: repeating-linear-gradient(135deg, var(--bg-panel), var(--bg-panel) 12px, #12241D 12px, #12241D 24px);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
}
.placeholder-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  border: 1px dashed var(--line-strong);
  padding: 10px 14px;
}

@media (max-width: 820px) {
  .hero .grid { grid-template-columns: 1fr; }
  .hero-figure { max-width: 340px; margin: 0 auto; }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 13px 22px;
  border: 1px solid var(--gold);
  color: var(--gold-bright);
  background: transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.btn:hover {
  background: var(--gold);
  color: var(--bg-deep);
  text-decoration: none;
}
.btn.solid {
  background: var(--gold);
  color: var(--bg-deep);
}
.btn.solid:hover { background: var(--gold-bright); border-color: var(--gold-bright); }
.btn.on-paper { border-color: var(--ink-dark); color: var(--ink-dark); }
.btn.on-paper:hover { background: var(--ink-dark); color: var(--paper); }

/* ---------- Sections ---------- */

section { padding: 72px 0; }
.section-head { max-width: 60ch; margin-bottom: 44px; }
.section-head h2 { font-size: 2rem; }

.panel-paper {
  background: var(--paper);
  color: var(--ink-dark);
}
.panel-paper .eyebrow { color: #8A6B10; }
.panel-paper .coord { color: rgba(27,36,32,0.55); }
.panel-paper a { color: #6E4E00; }

/* ---------- Field notes / updates (home) ---------- */

.notes-list { display: flex; flex-direction: column; }
.note-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.note-item:last-child { border-bottom: 1px solid var(--line); }
.note-date { font-family: var(--font-mono); font-size: 0.78rem; color: var(--ink-muted); padding-top: 3px; }
.note-body h3 { font-size: 1.1rem; margin-bottom: 6px; }
.note-body p { margin: 0; color: var(--ink-muted); }

@media (max-width: 600px) {
  .note-item { grid-template-columns: 1fr; gap: 6px; }
}

/* ---------- Books grid ---------- */

.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 40px;
}
.book-card { display: block; }
.book-cover {
  aspect-ratio: 2 / 3;
  background: repeating-linear-gradient(135deg, var(--bg-panel), var(--bg-panel) 10px, #12241D 10px, #12241D 20px);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  padding: 16px; text-align: center;
  margin-bottom: 16px;
}
.book-card h3 { font-size: 1.15rem; margin-bottom: 4px; }
.book-card .tag { font-family: var(--font-mono); font-size: 0.72rem; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---------- Book detail template ---------- */

.book-detail .grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 56px;
  align-items: start;
}
.book-detail .book-cover { margin-bottom: 0; }
.retailer-list { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0; }

@media (max-width: 780px) {
  .book-detail .grid { grid-template-columns: 1fr; }
  .book-detail .book-cover { max-width: 280px; margin: 0 auto; }
}

/* ---------- Newsletter form ---------- */

.newsletter-box {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}
.form-row {
  display: flex;
  gap: 12px;
  margin: 30px 0 14px;
}
.form-row input[type="email"] {
  flex: 1;
  padding: 13px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--line-strong);
  background: var(--bg-panel);
  color: var(--ink);
}
.panel-paper .form-row input[type="email"] {
  background: #fff;
  border-color: rgba(27,36,32,0.3);
  color: var(--ink-dark);
}
.form-note { font-size: 0.85rem; color: var(--ink-muted); }
.panel-paper .form-note { color: rgba(27,36,32,0.6); }

@media (max-width: 520px) {
  .form-row { flex-direction: column; }
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 44px 0;
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-meta { font-family: var(--font-mono); font-size: 0.75rem; color: var(--ink-muted); }
.footer-links { display: flex; gap: 22px; font-family: var(--font-mono); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; }