/* ── Audiobooks.org — Shared Stylesheet ──────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

:root {
  --teal:        #0F6E56;
  --teal-mid:    #1D9E75;
  --teal-light:  #E1F5EE;
  --teal-pale:   #9FE1CB;
  --teal-dark:   #085041;
  --amber:       #BA7517;
  --amber-light: #FAEEDA;
  --amber-mid:   #FAC775;
  --amber-dark:  #412402;
  --purple:      #534AB7;
  --purple-light:#EEEDFE;
  --purple-mid:  #AFA9EC;
  --purple-dark: #3C3489;
  --blue-light:  #E6F1FB;
  --pink-light:  #FBEAF0;
  --green-light: #EAF3DE;
  --text:        #1a1a1a;
  --text-mid:    #444;
  --text-muted:  #777;
  --border:      #e0e0e0;
  --border-light:#f0f0f0;
  --bg:          #ffffff;
  --bg-off:      #f9f9f9;
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   14px;
  --radius-xl:   20px;
  --shadow:      0 1px 4px rgba(0,0,0,0.07);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.09);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ── Layout ──────────────────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section { padding: 56px 0; }
.section-sm { padding: 40px 0; }

/* ── Typography ──────────────────────────────────────────────── */
h1 { font-size: 2.4rem; font-weight: 600; line-height: 1.2; }
h2 { font-size: 1.6rem; font-weight: 600; line-height: 1.3; }
h3 { font-size: 1.1rem; font-weight: 600; }
h4 { font-size: 0.95rem; font-weight: 600; }
p  { font-size: 0.95rem; }

/* ── Badges / Pills ──────────────────────────────────────────── */
.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 20px;
  white-space: nowrap;
}
.badge-teal   { background: var(--teal-pale);  color: var(--teal-dark); }
.badge-amber  { background: var(--amber-mid);  color: var(--amber-dark); }
.badge-purple { background: var(--purple-mid); color: var(--purple-dark); }
.badge-deal   { background: var(--amber-light);color: #633806; }
.badge-trial  { background: var(--teal-light); color: var(--teal-dark); }
.badge-unltd  { background: var(--purple-light);color: var(--purple-dark); }
.badge-new    { background: var(--teal-light); color: var(--teal-dark); }
.badge-hot    { background: #FAECE7; color: #712B13; }
.badge-classic{ background: var(--blue-light); color: #0C447C; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.88rem; font-weight: 500;
  padding: 10px 20px; border-radius: var(--radius-md);
  border: 1.5px solid transparent; cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
  white-space: nowrap;
}
.btn:hover { opacity: 0.88; }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--teal); color: #fff; }
.btn-outline { background: transparent; border-color: var(--teal); color: var(--teal); }
.btn-amber { background: var(--amber); color: #fff; }
.btn-sm { font-size: 0.8rem; padding: 7px 14px; }

/* ── NAV ─────────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: #fff; border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; gap: 24px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.05rem; font-weight: 600; color: var(--text);
}
.nav-logo-icon {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--teal); display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.nav-logo span { color: var(--teal); }
.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-link {
  font-size: 0.88rem; color: var(--text-muted);
  padding: 6px 12px; border-radius: var(--radius-sm);
  transition: background 0.12s, color 0.12s;
}
.nav-link:hover { background: var(--bg-off); color: var(--text); }
.nav-link.active { background: var(--teal-light); color: var(--teal-dark); font-weight: 500; }
.nav-cta { margin-left: 8px; }
.nav-hamburger {
  display: none; font-size: 22px; cursor: pointer; color: var(--text-mid);
  background: none; border: none; padding: 4px 8px; line-height: 1;
  font-family: inherit;
}
.nav-hamburger:focus-visible { outline: 2px solid var(--teal-mid); outline-offset: 2px; border-radius: var(--radius-sm); }

/* Skip-to-content link (a11y) */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--teal-dark); color: #fff;
  padding: 10px 16px; border-radius: 0 0 var(--radius-sm) 0;
  font-size: 0.88rem; font-weight: 500; z-index: 200;
}
.skip-link:focus { left: 0; }

/* Global focus styles */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--teal-mid); outline-offset: 2px; border-radius: 4px;
}

/* ── HERO ────────────────────────────────────────────────────── */
.hero {
  background: var(--teal-light);
  padding: 64px 0 52px;
  border-bottom: 1px solid #c5e8d8;
}
.hero-eyebrow { margin-bottom: 14px; }
.hero h1 { color: var(--teal-dark); margin-bottom: 14px; max-width: 600px; }
.hero-sub { font-size: 1rem; color: var(--teal); margin-bottom: 28px; max-width: 520px; }
.search-bar {
  display: flex; max-width: 520px;
  background: #fff; border: 2px solid var(--teal-mid);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-md);
}
.search-bar input {
  flex: 1; border: none; outline: none;
  padding: 12px 18px; font-size: 0.95rem;
  font-family: inherit; color: var(--text); background: transparent;
}
.search-bar button {
  background: var(--teal-mid); color: #fff; border: none;
  padding: 12px 22px; font-size: 0.9rem; font-weight: 500;
  cursor: pointer; font-family: inherit;
  transition: background 0.15s;
}
.search-bar button:hover { background: var(--teal); }
.hero-stats {
  display: flex; gap: 28px; margin-top: 20px; flex-wrap: wrap;
}
.hero-stat { font-size: 0.82rem; color: var(--teal); }
.hero-stat strong { color: var(--teal-dark); font-weight: 600; }

/* ── SECTION HEADERS ─────────────────────────────────────────── */
.section-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 24px; gap: 12px;
}
.section-header h2 { margin-bottom: 2px; }
.section-meta { font-size: 0.8rem; color: var(--text-muted); }
.see-all { font-size: 0.82rem; color: var(--teal-mid); font-weight: 500; white-space: nowrap; }
.see-all:hover { text-decoration: underline; }

/* ── PLATFORM CARDS (home featured) ─────────────────────────── */
.platform-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.platform-card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px;
  display: flex; flex-direction: column; gap: 10px;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.platform-card:hover { box-shadow: var(--shadow-md); border-color: #b0d8c8; }
.platform-card.featured { border: 2px solid var(--teal-mid); }
.platform-card-top { display: flex; align-items: flex-start; justify-content: space-between; }
.platform-icon {
  width: 42px; height: 42px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
}
.platform-card h3 { font-size: 1rem; }
.platform-card p { font-size: 0.85rem; color: var(--text-muted); flex: 1; }
.platform-cta {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 0.82rem; color: var(--teal-mid); font-weight: 500;
}
.platform-cta:hover { text-decoration: underline; }

/* ── FREE SOURCE ROWS ────────────────────────────────────────── */
.free-list { display: flex; flex-direction: column; gap: 10px; }
.free-item {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; border: 1px solid var(--border);
  border-radius: var(--radius-md); background: var(--bg);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.free-item:hover { border-color: #b0d8c8; box-shadow: var(--shadow); }
a.free-item { cursor: pointer; }
.free-icon {
  width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
}
.free-info { flex: 1; }
.free-info h4 { font-size: 0.95rem; margin-bottom: 2px; }
.free-info p { font-size: 0.82rem; color: var(--text-muted); }
.free-count { font-size: 0.78rem; color: var(--teal-mid); font-weight: 500; margin-top: 3px; }
.free-arrow { color: var(--text-muted); font-size: 18px; }

/* ── AI AUDIOBOOKS STRIP ─────────────────────────────────────── */
.ai-strip { background: #F4F3FE; border-top: 1px solid #dddaf5; border-bottom: 1px solid #dddaf5; }
.ai-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
.ai-card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-md); overflow: hidden;
  transition: box-shadow 0.15s;
}
.ai-card:hover { box-shadow: var(--shadow-md); }
.ai-cover {
  height: 90px; display: flex; align-items: center;
  justify-content: center; font-size: 32px;
}
.ai-meta { padding: 12px 14px; }
.ai-meta h4 { font-size: 0.9rem; margin-bottom: 2px; }
.ai-meta p { font-size: 0.78rem; color: var(--text-muted); }

/* ── SUBMISSION FORM ─────────────────────────────────────────── */
.submit-box {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden;
}
.submit-header {
  padding: 16px 20px; background: var(--bg-off);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
}
.submit-header-icon {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center; font-size: 18px;
  flex-shrink: 0;
}
.submit-header h3 { font-size: 1rem; margin-bottom: 2px; }
.submit-header p { font-size: 0.82rem; color: var(--text-muted); }
.submit-form {
  padding: 20px; display: grid;
  grid-template-columns: 1fr 1fr; gap: 14px;
}
.form-field { display: flex; flex-direction: column; gap: 5px; }
.form-field.full { grid-column: 1 / -1; }
.form-label { font-size: 0.8rem; font-weight: 500; color: var(--text-mid); }
.form-input, .form-select, .form-textarea {
  padding: 9px 12px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); font-size: 0.88rem;
  font-family: inherit; color: var(--text); background: var(--bg);
  transition: border-color 0.15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--teal-mid);
  box-shadow: 0 0 0 3px rgba(29,158,117,0.12);
}
.form-textarea { resize: vertical; min-height: 80px; }
.submit-footer {
  padding: 12px 20px; background: var(--bg-off);
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.submit-note { font-size: 0.78rem; color: var(--text-muted); }

/* ── ALL PLATFORMS LIST (paid page) ──────────────────────────── */
.all-platforms { display: flex; flex-direction: column; gap: 12px; }
.all-platform-row {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 18px; border: 1px solid var(--border);
  border-radius: var(--radius-lg); background: var(--bg);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.all-platform-row:hover { border-color: #c8a84a; box-shadow: var(--shadow); }
.all-platform-row .platform-icon { flex-shrink: 0; }
.platform-row-info { flex: 1; }
.platform-row-info h3 { font-size: 0.95rem; margin-bottom: 2px; }
.platform-row-info p { font-size: 0.83rem; color: var(--text-muted); margin-bottom: 6px; }
.platform-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.platform-row-cta {
  font-size: 0.82rem; color: var(--amber); font-weight: 500;
  display: flex; align-items: center; gap: 4px; white-space: nowrap;
}
.platform-row-cta:hover { text-decoration: underline; }

/* ── CHART TABLES ────────────────────────────────────────────── */
.chart-wrap {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; margin-bottom: 24px;
}
.chart-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 18px; background: var(--bg-off);
  border-bottom: 1px solid var(--border); flex-wrap: wrap; gap: 10px;
}
.chart-source { display: flex; align-items: center; gap: 10px; }
.chart-logo {
  font-size: 0.78rem; font-weight: 600; padding: 4px 10px;
  border-radius: var(--radius-sm);
}
.logo-amazon { background: var(--amber-light); color: var(--amber-dark); }
.logo-nyt    { background: #222; color: #fff; }
.chart-date  { font-size: 0.78rem; color: var(--text-muted); }
.chart-tabs  { display: flex; gap: 6px; }
.ctab {
  font-size: 0.78rem; padding: 5px 12px; border-radius: 20px;
  cursor: pointer; border: 1px solid var(--border);
  background: var(--bg); color: var(--text-muted);
  transition: all 0.15s;
}
.ctab.active { background: var(--amber-light); color: var(--amber-dark); border-color: var(--amber-mid); font-weight: 500; }
.chart-list { display: none; }
.chart-list.active { display: block; }
.book-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 18px; border-bottom: 1px solid var(--border-light);
  transition: background 0.1s;
}
.book-row:last-child { border-bottom: none; }
.book-row:hover { background: #fafafa; }
.book-rank { font-size: 0.88rem; font-weight: 600; color: var(--text-muted); min-width: 24px; text-align: center; }
.book-rank.top { color: var(--amber); }
.book-thumb {
  width: 36px; height: 48px; border-radius: 4px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 18px;
  border: 1px solid var(--border-light);
}
.book-info { flex: 1; min-width: 0; }
.book-info h4 { font-size: 0.88rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.book-info p  { font-size: 0.78rem; color: var(--text-muted); }
.book-tags { display: flex; gap: 4px; margin-top: 3px; }
.book-link {
  font-size: 0.78rem; color: var(--teal-mid); font-weight: 500;
  display: flex; align-items: center; gap: 3px; white-space: nowrap;
}
.book-link:hover { text-decoration: underline; }
.chart-note {
  padding: 10px 18px; background: var(--bg-off);
  border-top: 1px solid var(--border);
  font-size: 0.78rem; color: var(--text-muted);
}
.chart-note a { color: var(--teal-mid); }

/* ── PAGE HERO (inner pages) ─────────────────────────────────── */
.page-hero { padding: 48px 0 36px; border-bottom: 1px solid var(--border); }
.page-hero.amber { background: var(--amber-light); border-color: #e8c96a; }
.page-hero.teal  { background: var(--teal-light);  border-color: #b0d8c8; }
.page-hero.purple{ background: var(--purple-light); border-color: #c0bce8; }
.page-hero h1 { font-size: 2rem; margin-bottom: 10px; }
.page-hero.amber h1 { color: var(--amber-dark); }
.page-hero.teal h1  { color: var(--teal-dark); }
.page-hero.purple h1{ color: var(--purple-dark); }
.page-hero p { font-size: 0.95rem; max-width: 580px; }
.page-hero.amber p { color: #633806; }
.page-hero.teal p  { color: var(--teal); }
.page-hero.purple p{ color: var(--purple); }

/* ── DISCLOSURE BANNER ───────────────────────────────────────── */
.disclosure {
  background: var(--amber-light); border-radius: var(--radius-sm);
  padding: 10px 16px; font-size: 0.8rem; color: #633806;
  display: flex; align-items: center; gap: 8px; margin-bottom: 24px;
}

/* ── FOOTER ──────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border); padding: 24px 0;
  background: var(--bg-off);
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.footer-copy { font-size: 0.8rem; color: var(--text-muted); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: 0.8rem; color: var(--text-muted); }
.footer-links a:hover { color: var(--teal); }

/* ── UTILITY ─────────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: 0; }
.text-teal   { color: var(--teal-mid); }
.text-muted  { color: var(--text-muted); }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.3rem; }
  .platform-grid { grid-template-columns: 1fr; }
  .ai-grid { grid-template-columns: 1fr; }
  .submit-form { grid-template-columns: 1fr; }
  .submit-form .form-field.full { grid-column: 1; }
  .nav-links {
    display: none;
    position: absolute; top: 64px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border);
    flex-direction: column; align-items: stretch;
    padding: 8px; gap: 2px; box-shadow: var(--shadow-md);
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: 10px 14px; }
  .nav-hamburger { display: block; }
  .hero-stats { gap: 16px; }
  .section { padding: 40px 0; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .chart-header { flex-direction: column; align-items: flex-start; }
  .book-info h4 { font-size: 0.82rem; }
  .section-header { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .submit-footer { flex-direction: column; align-items: flex-start; gap: 10px; }
}