/* ==========================================================
   RockScience Audio — index page styles
   ========================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary:    #2563eb;
  --primary-hover: #1d4ed8;
  --bg:         #ffffff;
  --bg2:        #f8fafc;
  --bg3:        #f1f5f9;
  --border:     #e2e8f0;
  --text:       #1e293b;
  --muted:      #64748b;
  --subtle:     #cbd5e1;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;

  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.6;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ----------------------------------------------------------
   Header / Banner
   ---------------------------------------------------------- */

.site-header {
  background: linear-gradient(180deg, #1a0005 0%, var(--bg2) 100%);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem 1rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.brand-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.brand-wordmark {
  line-height: 1;
  letter-spacing: -0.04em;
}

.brand-rock {
  font-family: var(--font-sans);
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--primary);
  text-transform: uppercase;
}

.brand-science {
  font-family: var(--font-sans);
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--text);
  text-transform: uppercase;
}

.brand-tagline {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.25em;
  padding-left: 0.15rem;
}

.brand:hover .brand-rock {
  color: var(--primary-hover);
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-bottom: 0.2rem;
}

.nav-link {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: 1px solid var(--subtle);
  padding: 0.28rem 0.65rem;
  border-radius: 4px;
  transition: color 0.15s, border-color 0.15s;
}

.nav-link:hover {
  color: var(--text);
  border-color: var(--muted);
}

.header-bar {
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, transparent 70%);
}

/* ----------------------------------------------------------
   Main content
   ---------------------------------------------------------- */

main {
  flex: 1;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.page-title-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.page-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--muted);
  background: var(--bg3);
  padding: 0.28rem 0.65rem;
  border-radius: 5px;
  border: 1px solid var(--border);
  letter-spacing: 0.01em;
}

.track-count {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--subtle);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* ----------------------------------------------------------
   Table
   ---------------------------------------------------------- */

.table-wrap {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background: var(--bg3);
}

th {
  text-align: left;
  padding: 0.6rem 1rem;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  border-bottom: 2px solid var(--primary);
}

th.col-fmt {
  width: 90px;
  text-align: center;
}

th.col-meta {
  width: 110px;
  text-align: center;
}

td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 400;
}

td.col-fmt {
  text-align: center;
}

td.col-meta {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover td {
  background: var(--bg3);
}

/* ----------------------------------------------------------
   Links & format badges
   ---------------------------------------------------------- */

a {
  color: var(--primary);
  text-decoration: none;
}

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

.fmt {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.22rem 0.55rem;
  border-radius: 4px;
  border: 1px solid var(--primary);
  color: var(--primary);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.fmt:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.fmt-missing {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--subtle);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.meta-missing {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--subtle);
}

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

footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--muted);
  display: flex;
  gap: 0.5rem;
  align-items: center;
  letter-spacing: 0.01em;
}

footer a {
  color: var(--muted);
  transition: color 0.15s;
}

footer a:hover {
  color: var(--text);
}

.footer-sep {
  color: var(--subtle);
}

.encoding-info {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--subtle);
  letter-spacing: 0.02em;
}

/* ----------------------------------------------------------
   Header / Banner
   ---------------------------------------------------------- */

.site-header {
  background: linear-gradient(180deg, #1a0005 0%, var(--bg2) 100%);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.4rem 1.5rem 1rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.brand-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  filter: drop-shadow(0 0 6px rgba(200, 0, 42, 0.6));
}

.brand-wordmark {
  line-height: 1;
  letter-spacing: -0.03em;
}

.brand-rock {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--primary);
  text-transform: uppercase;
}

.brand-science {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text);
  text-transform: uppercase;
}

.brand-tagline {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  padding-left: 0.1rem;
}

.brand:hover .brand-rock {
  color: var(--primary-hover);
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-bottom: 0.25rem;
}

.nav-link {
  font-size: 0.78rem;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 1px solid var(--subtle);
  padding: 0.3rem 0.7rem;
  border-radius: 3px;
  transition: color 0.15s, border-color 0.15s;
}

.nav-link:hover {
  color: var(--text);
  border-color: var(--muted);
}

.header-bar {
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, transparent 100%);
}

/* ----------------------------------------------------------
   Main content
   ---------------------------------------------------------- */

main {
  flex: 1;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.page-title-row {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.page-title {
  font-family: monospace;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--muted);
  background: var(--bg3);
  padding: 0.3rem 0.65rem;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.track-count {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ----------------------------------------------------------
   Table
   ---------------------------------------------------------- */

.table-wrap {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background: var(--bg3);
}

th {
  text-align: left;
  padding: 0.6rem 1rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  border-bottom: 2px solid var(--primary);
  font-weight: 700;
}

th.col-fmt {
  width: 80px;
  text-align: center;
}

td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 0.9rem;
}

td.col-fmt {
  text-align: center;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover td {
  background: var(--bg3);
}

/* ----------------------------------------------------------
   Links & format badges
   ---------------------------------------------------------- */

a {
  color: var(--primary);
  text-decoration: none;
}

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

.fmt {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  border: 1px solid var(--primary);
  color: var(--primary);
  transition: background 0.15s, color 0.15s;
}

.fmt:hover {
  background: var(--primary);
  color: #fff;
}

.fmt-missing {
  font-size: 0.68rem;
  color: var(--subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

footer a {
  color: var(--muted);
}

footer a:hover {
  color: var(--text);
}

.footer-sep {
  color: var(--subtle);
}

/* ----------------------------------------------------------
   Audio Player (Plyr customization)
   ---------------------------------------------------------- */

/* Wider column for the audio player */
th.col-player,
td.col-player {
  width: 280px;
  min-width: 280px;
}

/* Make audio elements fit nicely in table cells */
.audio-player {
  width: 100%;
  max-width: 280px;
  margin: 0 auto;
  display: block;
}

/* Plyr color customizations to match theme */
.plyr--audio .plyr__control.plyr__tab-focus,
.plyr--audio .plyr__control:hover,
.plyr--audio .plyr__control[aria-expanded=true] {
  background: var(--primary);
  color: #fff;
}

.plyr--audio .plyr__controls {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem;
  color: var(--text);
}

.plyr--audio .plyr__control {
  color: var(--muted);
}

.plyr--audio .plyr__control:hover {
  color: #fff;
}

.plyr--audio .plyr__control.plyr__control--pressed {
  background: var(--primary);
  color: #fff;
}

.plyr--audio .plyr__progress input[type=range] {
  color: var(--primary);
}

.plyr--audio .plyr__progress__buffer {
  color: var(--bg3);
}

.plyr--full-ui input[type=range] {
  color: var(--primary);
}

.plyr__time {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
}

/* Adjust player size in table row */
tbody tr .plyr--audio {
  font-size: 15px;
}

/* ----------------------------------------------------------
   Responsive — mobile
   ---------------------------------------------------------- */

@media (max-width: 640px) {
  .header-inner {
    padding: 0.85rem 1rem 0.75rem;
  }

  .brand-rock,
  .brand-science {
    font-size: 1.4rem;
  }

  .brand-tagline {
    display: none;
  }

  .nav-link {
    display: none;
  }

  main {
    padding: 1.25rem 1rem;
  }

  /* Extend table edge-to-edge */
  .table-wrap {
    border-radius: 0;
    border-left: none;
    border-right: none;
    margin: 0 -1rem;
  }

  th, td {
    padding: 0.55rem 0.75rem;
  }

  /* Hide sample rate & bit depth — less useful on mobile */
  th.col-meta,
  td.col-meta {
    display: none;
  }

  /* Let the player column fill remaining space */
  th.col-player,
  td.col-player {
    width: auto;
    min-width: 0;
  }

  .audio-player {
    max-width: 100%;
  }

  .footer-inner {
    flex-wrap: wrap;
    font-size: 0.68rem;
  }

  .footer-sep {
    display: none;
  }
}