/*
  Guitar Guides — shared template styles.
  Theme tokens mirror src/index.html's inline palette (--gold, --text, etc.),
  scoped under [data-theme="studio"] so a future alternate skin can be added
  later as a second data-theme value without restructuring this file. Only
  the "studio" skin exists today.
*/

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

html {
  background-color: #0c0c0d;
}

[data-theme="studio"] {
  --gold: #c8a96e;
  --gold-dim: rgba(200, 169, 110, 0.45);
  --gold-faint: rgba(200, 169, 110, 0.10);
  --text: #e8e4dc;
  --muted: #cc6633;
  --card-bg: rgba(8, 8, 10, 0.52);
  --card-border: rgba(255, 255, 255, 0.09);
  --card-border-hover: rgba(255, 255, 255, 0.16);

  font-family: 'Syne', sans-serif;
  color: var(--text);
  background-color: #0c0c0d;
}

.gg-page {
  position: relative;
  min-height: 100vh;
  padding: 56px 24px 64px;
}

.gg-container {
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
}

/* ── Hero ── */
.gg-kicker {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.8px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.gg-title {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text);
  line-height: 1.15;
  margin-bottom: 14px;
}

.gg-dek {
  font-size: 15px;
  line-height: 1.6;
  color: rgba(232, 228, 220, 0.72);
  margin-bottom: 40px;
}

/* ── Era timeline ── */
.gg-timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.gg-timeline::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--gold-dim) 15%, var(--gold-dim) 85%, transparent);
}

.gg-era {
  position: relative;
  padding-left: 34px;
}

.gg-era::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #0c0c0d;
  border: 1px solid var(--gold-dim);
}

.gg-era-card {
  background: var(--card-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 22px 24px;
  position: relative;
  overflow: hidden;
}

.gg-era-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--gold);
  border-radius: 14px 0 0 14px;
}

.gg-era-kicker {
  display: block;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 2.8px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.gg-era-years {
  display: block;
  font-size: 11px;
  color: var(--gold);
  margin-bottom: 4px;
}

.gg-era-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.gg-era-dek {
  font-size: 14px;
  line-height: 1.55;
  color: rgba(232, 228, 220, 0.78);
  margin-bottom: 14px;
}

.gg-era-body p {
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(232, 228, 220, 0.72);
  margin-bottom: 12px;
}

.gg-era-body p:last-child {
  margin-bottom: 0;
}

.gg-era-body strong {
  color: var(--text);
  font-weight: 700;
}

.gg-quote {
  border-left: 2px solid var(--gold-dim);
  padding: 4px 0 4px 16px;
  margin: 14px 0;
  font-size: 13.5px;
  font-style: italic;
  color: var(--text);
  line-height: 1.6;
}

.gg-quote cite {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  font-style: normal;
  letter-spacing: 0.5px;
  color: var(--muted);
}

.gg-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  margin: 16px 0;
}

.gg-spec-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 3px;
}

.gg-spec-label::before {
  content: '●';
  font-size: 8px;
}

.gg-spec-value {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text);
  max-width: 260px;
}

.gg-video {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.4);
  margin: 16px 0;
}

.gg-video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.gg-sources {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--card-border);
}

.gg-sources summary {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
}

.gg-sources ul {
  list-style: none;
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.gg-sources li {
  font-size: 11.5px;
  line-height: 1.5;
  color: rgba(232, 228, 220, 0.55);
  padding-left: 14px;
  position: relative;
}

.gg-sources li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: rgba(232, 228, 220, 0.3);
}

/* ── Rundown videos section ── */
.gg-section-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin: 48px 0 6px;
}

.gg-section-subtitle {
  font-size: 13px;
  color: rgba(232, 228, 220, 0.6);
  margin-bottom: 22px;
}

.gg-rundowns {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.gg-rundown-card {
  background: var(--card-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 18px 20px;
}

.gg-rundown-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.gg-rundown-source {
  font-size: 10.5px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.gg-rundown-note {
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(232, 228, 220, 0.65);
  margin-top: 10px;
}

/* ── Landing page guide list ── */
.gg-guide-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.gg-guide-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 22px;
  border-radius: 14px;
  background: var(--card-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--card-border);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: transform 0.22s cubic-bezier(.22,1,.36,1), border-color 0.22s ease;
}

.gg-guide-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--gold);
}

.gg-guide-card:hover {
  transform: translateY(-2px);
  border-color: var(--card-border-hover);
}

.gg-guide-card-kicker {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
}

.gg-guide-card-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.gg-guide-card-dek {
  font-size: 12.5px;
  line-height: 1.5;
  color: rgba(232, 228, 220, 0.65);
}

/* ── Footer / back link ── */
.gg-footer {
  margin-top: 48px;
  text-align: center;
}

.gg-back-link {
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: lowercase;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.gg-back-link:hover {
  color: var(--text);
  border-bottom-color: rgba(232, 228, 220, 0.3);
}