/* ============================================
   Backyard Thru Hike — Trail Journal Design System
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Zilla+Slab:wght@400;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --color-bg: #EFEAD8;
  --color-bg-raised: #F7F4E9;
  --color-ink: #28323A;
  --color-ink-soft: #586470;
  --color-forest: #2F4F3D;
  --color-forest-dark: #233C2E;
  --color-rust: #C1542C;
  --color-sky: #5F8696;
  --color-line: #C7BC9C;

  --font-display: 'Zilla Slab', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --max-width: 1080px;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.75rem;
  --space-4: 3rem;
  --space-5: 5rem;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  background-image:
    repeating-linear-gradient(
      transparent, transparent 119px, var(--color-line) 120px
    );
  background-attachment: local;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-forest-dark);
  margin: 0 0 0.4em 0;
  line-height: 1.15;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 600; }
h3 { font-size: 1.2rem; font-weight: 600; }

p { color: var(--color-ink); }

a {
  color: var(--color-forest);
  text-decoration-color: var(--color-rust);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

a:hover { color: var(--color-rust); }

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-rust);
  outline-offset: 2px;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.82em;
  letter-spacing: 0.02em;
  color: var(--color-ink-soft);
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

/* ---------- Header / Nav ---------- */

.site-header {
  background: var(--color-bg-raised);
  border-bottom: 3px solid var(--color-forest-dark);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
  flex-wrap: wrap;
  gap: var(--space-2);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.brand-logo {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 6px;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-ink);
  letter-spacing: 0.01em;
}

.brand-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-ink-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink);
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}

nav.main-nav a:hover,
nav.main-nav a[aria-current="page"] {
  color: var(--color-forest-dark);
  border-bottom-color: var(--color-rust);
}

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

.hero {
  position: relative;
  padding: var(--space-5) 0 var(--space-4);
  overflow: hidden;
  background: var(--color-bg-raised);
  border-bottom: 1px solid var(--color-line);
}

.hero .contours {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.5;
}

.hero .wrap {
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-rust);
  margin-bottom: var(--space-2);
}

.hero p.lede {
  max-width: 46ch;
  font-size: 1.15rem;
  color: var(--color-ink-soft);
}

.elevation-divider {
  display: block;
  width: 100%;
  height: 56px;
  margin: var(--space-4) 0;
}

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

section { padding: var(--space-4) 0; }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
  gap: var(--space-1);
}

.section-head .mono { white-space: nowrap; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-3);
}

.card {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-forest);
  padding: var(--space-3);
  border-radius: 2px;
}

.card .mono { display: block; margin-bottom: 0.5rem; }

.card h3 { margin-bottom: 0.35em; }

.card p { margin: 0; color: var(--color-ink-soft); font-size: 0.96rem; }


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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.8rem 1.4rem;
  border-radius: 2px;
  border: 2px solid var(--color-forest-dark);
  background: var(--color-forest-dark);
  color: var(--color-bg-raised);
  transition: transform 0.15s ease, background 0.15s ease;
}

.btn:hover {
  background: var(--color-rust);
  border-color: var(--color-rust);
  color: #fff;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--color-forest-dark);
}

.btn-outline:hover {
  background: var(--color-rust);
  color: #fff;
}

/* ---------- Library page specific ---------- */

.library-panel {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-line);
  border-radius: 2px;
  padding: var(--space-4);
  display: grid;
  gap: var(--space-3);
}

.trail-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
}

.trail-status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-rust);
}

form.request-form {
  display: grid;
  gap: var(--space-2);
  max-width: 480px;
}

form.request-form label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
  margin-bottom: 0.35rem;
}

form.request-form input,
form.request-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  background: #fff;
  color: var(--color-ink);
}

form.request-form input:focus,
form.request-form textarea:focus {
  outline: 2px solid var(--color-forest);
  outline-offset: 1px;
}

form.request-form button {
  justify-self: start;
  font: inherit;
  cursor: pointer;
}

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

footer.site-footer {
  border-top: 3px solid var(--color-forest-dark);
  background: var(--color-bg-raised);
  margin-top: var(--space-5);
  overflow: hidden;
}

.seasonal-ticker {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  min-height: 3.5rem;
  text-decoration: none;
  cursor: pointer;
}

.seasonal-ticker:hover .ticker-slide {
  color: var(--color-forest);
  text-decoration: underline;
}

.ticker-season {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-rust);
}

.ticker-slide {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--color-ink-soft);
  line-height: 1.5;
  transition: opacity 0.4s ease, transform 0.4s ease;
  opacity: 1;
  transform: translateX(0);
}

.ticker-slide.ticker-out {
  opacity: 0;
  transform: translateX(-1.5rem);
}

.ticker-slide.ticker-in {
  opacity: 1;
  transform: translateX(0);
}

/* ---------- Images ---------- */

.page-image {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: 2px;
  border: 1px solid var(--color-line);
  display: block;
}

.page-image-wrap {
  margin: var(--space-3) 0 var(--space-4);
}

.post-body img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 2px;
  border: 1px solid var(--color-line);
  margin: var(--space-3) 0;
}

.card-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
  border-radius: 2px 2px 0 0;
  border-bottom: 1px solid var(--color-line);
  margin: calc(-1 * var(--space-3)) calc(-1 * var(--space-3)) var(--space-2);
  width: calc(100% + 2 * var(--space-3));
}

/* ---------- Responsive ---------- */

@media (max-width: 640px) {
  .site-header .wrap { flex-direction: column; align-items: flex-start; }
  nav.main-nav ul { gap: var(--space-2); flex-wrap: wrap; }
  .hero { padding: var(--space-4) 0 var(--space-3); }
}