/* ============================================================
   BOOK CLUB — Wes Anderson Palette
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,600;0,700;1,400;1,600&family=Source+Sans+3:wght@300;400;600&display=swap');

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --parchment:   #f2ecda;  /* sandy page background */
  --cream:       #f8f2e2;
  --warm-white:  #fffcf6;
  --tan:         #e1e6d4;  /* soft sage tint — card accents, tag/section bg */
  --tan-dark:    #bfcbae;  /* sage border */
  --brown-light: #93a17f;  /* sage — footer text, subtle accents */
  --brown:       #3e8c7c;  /* teal — hover states */
  --brown-dark:  #33413f;  /* dark slate — nav/footer bg, headings */
  --ink:         #2e3b39;  /* near-black slate — body text */
  --ink-light:   #5b6b62;  /* muted slate-sage — secondary text */
  --rose:        #c2532e;  /* rust/burnt orange — primary accent */
  --rose-light:  #e3c77e;  /* mustard — tag pills */
  --sage:        #93a17f;
  --gold:        #d2ac47;  /* mustard/gold — border accents */

  --shadow-sm:   0 1px 4px rgba(46,59,57,.12);
  --shadow-md:   0 3px 12px rgba(46,59,57,.15);
  --shadow-lg:   0 6px 24px rgba(46,59,57,.18);

  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   18px;

  --font-serif:  'Lora', Georgia, serif;
  --font-sans:   'Source Sans 3', system-ui, sans-serif;

  --max-width:   900px;
  --nav-height:  64px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  background-color: var(--parchment);
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 28px,
      rgba(46,59,57,.025) 28px,
      rgba(46,59,57,.025) 29px
    );
}

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h3 {
  font-family: var(--font-serif);
  color: var(--brown-dark);
  line-height: 1.25;
}

h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin-bottom: 1rem; }
h2 { font-size: clamp(1.2rem, 3vw, 1.75rem); margin-bottom: .75rem; }
h3 { font-size: 1.1rem; }

p { margin-bottom: .6rem; }
a { color: var(--rose); text-decoration: none; }
a:hover { text-decoration: underline; color: var(--brown); }

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

/* ── Navigation ───────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--brown-dark);
  border-bottom: 3px solid var(--gold);
  padding: 0 1.5rem;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  box-shadow: var(--shadow-md);
}

.nav-brand {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--tan) !important;
  text-decoration: none !important;
  white-space: nowrap;
  letter-spacing: .02em;
}

.nav-brand:hover { color: var(--gold) !important; }

.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav-links a {
  font-family: var(--font-sans);
  font-size: .9rem;
  font-weight: 600;
  color: var(--tan);
  text-decoration: none;
  padding: .4rem .85rem;
  border-radius: var(--radius-sm);
  transition: background .2s, color .2s;
  letter-spacing: .03em;
}

.nav-links a:hover,
.nav-links a.active {
  background: rgba(255,255,255,.12);
  color: #fff;
  text-decoration: none;
}

/* ── Page Layout ──────────────────────────────────────────── */
main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

/* ── Footer ───────────────────────────────────────────────── */
footer {
  background: var(--brown-dark);
  color: var(--brown-light);
  text-align: center;
  padding: 1.25rem;
  font-family: var(--font-sans);
  font-size: .85rem;
  border-top: 3px solid var(--gold);
  margin-top: auto;
}

/* ── Index Page ───────────────────────────────────────────── */
#next-meeting {
  background: var(--warm-white);
  border: 1px solid var(--tan-dark);
  border-left: 5px solid var(--rose);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 1.5rem;
}

#next-meeting h1 {
  font-size: clamp(1.3rem, 3.5vw, 2rem);
  margin-bottom: .4rem;
}

.meeting-meta {
  font-size: .9rem;
  color: var(--ink-light);
  margin-top: .3rem;
}

#book-summary {
  background: var(--warm-white);
  border: 1px solid var(--tan-dark);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
}

#book-summary h2 {
  margin-bottom: 1.25rem;
  padding-bottom: .6rem;
  border-bottom: 2px solid var(--tan);
}

.book-card-hero {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.book-cover-hero {
  width: 160px;
  height: 240px;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--tan-dark);
  background: var(--tan);
}

.book-meta-text {
  font-size: .9rem;
  color: var(--ink-light);
  margin: .25rem 0 .85rem;
  font-style: italic;
}

.tag {
  display: inline-block;
  background: var(--rose-light);
  color: var(--brown-dark);
  padding: .2rem .65rem;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 600;
  margin: 0 .3rem .4rem 0;
  letter-spacing: .02em;
}

.btn {
  display: inline-block;
  margin-top: .85rem;
  padding: .6rem 1.25rem;
  background: var(--rose);
  color: #fff !important;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: .88rem;
  font-weight: 600;
  text-decoration: none !important;
  transition: background .2s, transform .15s;
  box-shadow: var(--shadow-sm);
}

.btn:hover {
  background: var(--brown);
  transform: translateY(-1px);
  text-decoration: none !important;
}

.loading {
  color: var(--brown-light);
  font-style: italic;
}

/* ── Books Page ───────────────────────────────────────────── */
.year-links {
  text-align: center;
  padding: .6rem 0 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  justify-content: center;
}

.year-links a {
  color: var(--brown-dark);
  background: var(--tan);
  padding: .35rem .9rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .9rem;
  transition: background .2s, color .2s;
  text-decoration: none;
}

.year-links a:hover {
  background: var(--rose);
  color: #fff;
  text-decoration: none;
}

section {
  margin-bottom: 2.5rem;
}

section h2 {
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  background: var(--tan);
  color: var(--brown-dark);
  padding: .65rem 1.1rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--rose);
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.book-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.1rem;
}

.book-card {
  background: var(--warm-white);
  border: 1px solid var(--tan-dark);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 1rem;
  display: flex;
  gap: .9rem;
  align-items: flex-start;
  transition: box-shadow .2s, transform .2s;
}

.book-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.book-card img {
  width: 80px;
  height: 120px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--tan-dark);
  flex-shrink: 0;
  background: var(--tan);
}

.book-card div {
  flex: 1;
  min-width: 0;
}

.book-card p {
  font-size: .85rem;
  line-height: 1.5;
  color: var(--ink-light);
  margin-bottom: .4rem;
  word-wrap: break-word;
}

.book-card strong {
  font-family: var(--font-serif);
  font-size: .95rem;
  color: var(--ink);
  display: block;
  margin-bottom: .2rem;
}

.book-card a {
  font-size: .8rem;
  font-weight: 600;
  color: var(--rose);
}

.back-to-top {
  text-align: center;
  margin-top: 1.25rem;
  font-size: .9rem;
}

.back-to-top a {
  color: var(--brown-light);
  text-decoration: none;
  font-weight: 600;
  transition: color .2s;
}

.back-to-top a:hover { color: var(--rose); }

#top-link {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  background: var(--brown-dark);
  color: var(--tan) !important;
  padding: .5rem 1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-size: .85rem;
  font-weight: 600;
  text-decoration: none !important;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
}

#top-link.show {
  opacity: 1;
  pointer-events: auto;
}

/* ── Stats Page ───────────────────────────────────────────── */
.chart-container {
  width: 100%;
  max-width: 560px;
  height: 420px;
  background: var(--warm-white);
  border: 1px solid var(--tan-dark);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  margin: 1.5rem auto 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

canvas {
  width: 100% !important;
  height: 100% !important;
}

.sub-header {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--brown-dark);
  text-align: center;
  margin: 1rem 0 1.25rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--tan);
}

/* ── Fade-in animation ────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  animation: fadeInUp .5s ease forwards;
}

@keyframes fadeInUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 700px) {
  :root { --nav-height: 56px; }

  nav { padding: 0 1rem; }

  .nav-brand { font-size: 1.05rem; }

  .nav-links a {
    font-size: .82rem;
    padding: .35rem .6rem;
  }

  main { padding: 1.25rem 1rem 2.5rem; }

  .book-card-hero {
    grid-template-columns: 1fr;
  }

  .book-cover-hero {
    width: 130px;
    height: 195px;
    margin: 0 auto;
  }

  .book-container {
    grid-template-columns: 1fr;
  }

  .chart-container {
    height: 340px;
    padding: 1rem;
  }
}

@media (max-width: 400px) {
  .nav-links a { padding: .3rem .45rem; }
}