/* ========================================
   JBX MUSIC — SHARED STYLESHEET
   Dark editorial music aesthetic
   Fonts: Bebas Neue (display) + DM Sans (body)
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,300;1,9..40,400&display=swap');

/* ── CSS Variables ── */
:root {

--bg: #0e0e11;
--bg-card: #15151a;
--bg-hover: #1d1d24;
--border: #26262e;
--border-hover: #34343f;
--accent: #ff7a18;
--accent-dim: #b45309;
--accent-glow: rgba(255,122,24,0.2);
--text: #f3f4f6;
--text-muted: #9ca3af;
--text-dim: #6b7280;
--white: #ffffff;

  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --transition: 0.22s cubic-bezier(0.4,0,0.2,1);
  --shadow-card: 0 4px 32px rgba(0,0,0,0.5);
  --shadow-accent: 0 0 40px rgba(240,90,0,0.25);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea {
  font-family: var(--font-body);
  color: var(--text);
}

/* ── Typography ── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  line-height: 0.95;
  text-transform: uppercase;
}
h1 { font-size: clamp(3rem, 6vw, 8rem); }
h2 { font-size: clamp(2rem, 5vw, 4.5rem); }
h3 { font-size: clamp(1.4rem, 3vw, 2.2rem); }
h4 { font-size: 1.1rem; letter-spacing: 0.12em; }
p  { color: var(--text-muted); line-height: 1.75; }

/* ── Layout ── */
.container {
  width: 100%;
  max-width: 99%;
  margin-left: 10px;
  margin-right: 4px;
  padding-left: 10px;
  padding-right: 10px;
  
 /* max-width: 1200px; */
 /* margin: 0 auto;    */
 /* padding: 0 1.5rem; */
}
main { flex: 1; }
.section { padding: 3rem 0; }
.section--hero { padding: 0; }

/* ── Navbar ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 2px solid var(--border);
  height: 90px;
  display: flex;
  align-items: center;
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  
}
.navbar__logo-icon {
  width: 38px; height: 38px;
  background-color: rgb(255, 255, 255);
  /* background: var(--accent); */
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: background var(--transition);
}
.navbar__logo:hover .navbar__logo-icon { background: #d44e00; }
.navbar__logo-text {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.08em;
  color: var(--white);
}
.navbar__logo-reg {
  font-size: 0.7rem;
  vertical-align: super;
  color: var(--accent);
}
.navbar__nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-link {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--white); background: var(--bg-hover); }
.nav-link.active { color: var(--accent); }
.nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: background var(--transition), transform var(--transition);
}
.nav-cta:hover { background: #d44e00; transform: translateY(-1px); }

/* Mobile menu button */
.navbar__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.navbar__burger:hover { background: var(--bg-hover); }
.navbar__burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--bg);
  padding: 2rem;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
}
.mobile-drawer.open { transform: translateX(0); }
.mobile-drawer__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
}
.mobile-drawer__close {
  font-size: 1.8rem;
  color: var(--text-muted);
  line-height: 1;
}
.mobile-drawer__nav { display: flex; flex-direction: column; gap: 1.5rem; }
.mobile-drawer__nav a {
  font-family: var(--font-display);
  font-size: 2.5rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  transition: color var(--transition);
}
.mobile-drawer__nav a:hover, .mobile-drawer__nav a.active { color: var(--accent); }
.mobile-drawer__cta {
  margin-top: 2rem;
  background: var(--accent) !important;
  color: var(--white) !important;
  text-align: center;
  padding: 1rem !important;
  border-radius: var(--radius-md) !important;
  font-size: 1.5rem !important;
}

/* ── Hero Section ── */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 1.3;
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(10,10,10,0.98) 5%, rgba(10,10,10,0.5) 100%);
}
.hero__content {
  position: relative;
  z-index: 1;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent-glow);
  border: 1px solid rgba(240,90,0,0.3);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.4rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}
.hero__title { color: var(--white); margin-bottom: 2.5rem; }
.hero__title span { color: var(--accent); }
.hero__subtitle { font-size: 1.15rem; max-width: 520px; margin-bottom: 1.5rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
}
.btn--primary {
  background: var(--accent);
  color: var(--white);
  border: 2px solid var(--accent);
}
.btn--primary:hover {
  background: #d44e00;
  border-color: #d44e00;
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}
.btn--outline {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border-hover);
}
.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.btn--ghost {
  background: var(--bg-hover);
  color: var(--text);
  border: 2px solid transparent;
}
.btn--ghost:hover { background: var(--border); }
.btn--sm { padding: 0.5rem 1.2rem; font-size: 0.78rem; }
.btn--full { width: 100%; justify-content: center; }

/* ── Cards ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.card--accent:hover { border-color: rgba(240,90,0,0.4); }
.card__body { padding: 2rem; }
.card__icon {
  width: 52px; height: 52px;
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  transition: background var(--transition);
}
.card:hover .card__icon { background: var(--accent-glow); }
.card__title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.75rem;
}
.card__text { font-size: 0.95rem; }
.card__tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.card__tag--accent {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

/* ── Page Header (inner pages) ── */
.page-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 5rem 0 4rem;
  text-align: center;
}
.page-header__eyebrow {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.page-header__title { color: var(--white); margin-bottom: 1rem; }
.page-header__subtitle { font-size: 1.1rem; max-width: 580px; margin: 0 auto; }

/* ── Stats Strip ── */
.stats-strip {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.stat {
  flex: 1;
  padding: 2rem;
  text-align: center;
  border-right: 1px solid var(--border);
}
.stat:last-child { border-right: none; }
.stat__number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.4rem;
  font-variant-numeric: tabular-nums;
}
.stat__label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

/* ── Feature List ── */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}
.feature-list li::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── Chord / Note Display ── */
.chord-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
  cursor: pointer;
}
.chord-card:hover {
  border-color: rgba(240,90,0,0.45);
  transform: translateY(-2px);
}
.chord-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}
.chord-card__icon {
  width: 44px; height: 44px;
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  transition: background var(--transition);
}
.chord-card:hover .chord-card__icon { background: var(--accent-glow); }
.chord-card__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.2rem;
}
.chord-card__artist { font-size: 0.85rem; color: var(--text-dim); }
.chord-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
}
.chord-card__genre {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
}
.chord-card__arrow { color: var(--text-dim); font-size: 1rem; transition: color var(--transition); }
.chord-card:hover .chord-card__arrow { color: var(--accent); }

/* ── Music Notes Display ── */
.notes-block {
  background: #0d0d0d;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  font-family: 'Courier New', monospace;
  font-size: 1.4rem;
  letter-spacing: 0.18em;
  line-height: 2;
  color: var(--white);
  word-break: break-word;
}
.notes-block--muted { color: var(--text-muted); }

/* ── Search & Filter ── */
.search-bar {
  position: relative;
}
.search-bar__icon {
  position: absolute;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
  font-size: 1rem;
}
.search-bar input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1rem 1rem 3rem;
  font-size: 0.95rem;
  color: var(--text);
  outline: none;
  transition: border-color var(--transition);
}
.search-bar input::placeholder { color: var(--text-dim); }
.search-bar input:focus { border-color: var(--accent); }
.filter-select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  font-size: 0.9rem;
  color: var(--text);
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23888' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
.filter-select:focus { border-color: var(--accent); }

/* ── FAQ Accordion ── */
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: rgba(240,90,0,0.35); }
.faq-question {
  width: 100%;
  padding: 1.5rem 2rem;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  background: none;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  transition: background var(--transition);
}
.faq-question:hover { background: var(--bg-hover); }
.faq-question .faq-icon {
  color: var(--accent);
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: none;
  padding: 0 2rem 1.5rem;
  font-size: 0.95rem;
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
}
.faq-item.open .faq-answer { display: block; }

/* ── Contact Form ── */
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1rem;
  font-size: 0.95rem;
  color: var(--text);
  outline: none;
  transition: border-color var(--transition);
  font-family: var(--font-body);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-dim); }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--accent); }
.form-textarea { resize: vertical; min-height: 140px; }
.form-select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}

/* ── Info Block (contact page) ── */
.info-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}
.info-icon {
  width: 48px; height: 48px;
  background: var(--accent-glow);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  color: var(--accent);
}
.info-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}
.info-value { font-size: 0.95rem; color: var(--text-muted); }

/* ── Band Event Cards ── */
.event-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
}
.event-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.event-card:hover img { transform: scale(1.05); }
.event-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.95) 0%, rgba(10,10,10,0.1) 60%);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.event-card__title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.04em;
  color: var(--white);
  margin-bottom: 0.4rem;
}
.event-card__desc { font-size: 0.85rem; margin-bottom: 1rem; }

/* ── Classes Section ── */
.class-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 4rem 0;
  border-bottom: 1px solid var(--border);
}
.class-row:last-child { border-bottom: none; }
.class-row--reverse .class-row__media { order: 2; }
.class-row--reverse .class-row__content { order: 1; }
.class-row__media {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16/10;
}
.class-row__media img { width: 100%; height: 100%; object-fit: cover; }
.class-row__eyebrow {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 1rem;
}
.class-row__title { color: var(--white); margin-bottom: 1rem; }
.class-row__desc { margin-bottom: 1.75rem; }

/* ── Resources Grid ── */
.resource-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.resource-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.resource-card__icon {
  width: 64px; height: 64px;
  background: var(--bg-hover);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 1.5rem;
  transition: background var(--transition);
}
.resource-card:hover .resource-card__icon { background: var(--accent-glow); }
.resource-card__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.04em;
  color: var(--white);
  margin-bottom: 0.4rem;
}
.resource-card__meta {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}

/* ── Section Labels ── */
.section-label {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.section-title { color: var(--white); margin-bottom: 1rem; }
.section-subtitle { max-width: 100%px; }

/* ── About Faculty ── */
.faculty-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
}
.faculty-card:hover { border-color: rgba(240,90,0,0.35); transform: translateY(-3px); }
.faculty-card__img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.faculty-card__body { padding: 1.75rem; }
.faculty-card__name {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--white);
  margin-bottom: 0.3rem;
}
.faculty-card__role {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.faculty-card__bio { font-size: 0.88rem; }

/* ── Footer ── */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
  margin-top: auto;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer__logo { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; }
.footer__tagline { font-size: 0.88rem; line-height: 1.7; max-width: 280px; }
.footer__heading {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.footer__links { display: flex; flex-direction: column; gap: 0.6rem; }
.footer__links a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.footer__contact-item span { font-size: 1rem; color: var(--accent); flex-shrink: 0; }
.footer__bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer__copy { font-size: 0.8rem; color: var(--text-dim); }
.footer__socials { display: flex; gap: 0.5rem; }
.social-btn {
  width: 36px; height: 36px;
  background: var(--bg-hover);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: background var(--transition), color var(--transition);
}
.social-btn:hover { background: var(--accent); color: var(--white); }

/* ── Grids ── */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }

/* ── Highlight Bar ── */
.highlight-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 0;
}
.highlight-bar__inner {
  display: flex;
  gap: 3rem;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
}
.highlight-bar__inner::-webkit-scrollbar { display: none; }
.highlight-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  white-space: nowrap;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.highlight-item span { color: var(--accent); font-size: 1rem; }

/* ── Breadcrumb ── */
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.breadcrumb a { color: var(--text-dim); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { color: var(--text-dim); }

/* ── Detail pages ── */
.detail-sidebar {
  position: sticky;
  top: 88px;
}
.toc-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}
.toc-box h4 {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  margin-bottom: 1rem;
}
.toc-box ul { display: flex; flex-direction: column; gap: 0.5rem; }
.toc-box ul a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.toc-box ul a::before { content: '→'; color: var(--accent); font-size: 0.75rem; }
.toc-box ul a:hover { color: var(--accent); }
.tip-box {
  background: var(--accent-glow);
  border: 1px solid rgba(240,90,0,0.25);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}
.tip-box h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.tip-box p { font-size: 0.9rem; font-style: italic; }

/* ── Chord circles ── */
.chord-circles { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1rem; }
.chord-circle {
  width: 72px; height: 80px;
  background: var(--bg-hover);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--white);
  transition: border-color var(--transition), color var(--transition);
  cursor: default;
}
.chord-circle:hover { border-color: var(--accent); color: var(--accent); }
.chord-circle__sub {
  font-family: var(--font-body);
  font-size: 0.55rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-top: 0.15rem;
}

/* ── Sitemap ── */
.sitemap-group { margin-bottom: 3rem; }
.sitemap-group__title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--white);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.sitemap-group__title span { color: var(--accent); }
.sitemap-links {
  border-left: 2px solid var(--border);
  padding-left: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.sitemap-links a {
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.sitemap-links a:hover { color: var(--accent); }
.sitemap-links small { font-size: 0.75rem; color: var(--text-dim); display: block; margin-top: 0.1rem; }

/* ── Utility ── */
.text-accent { color: var(--accent); }
.text-white  { color: var(--white); }
.text-muted  { color: var(--text-muted); }
.text-dim    { color: var(--text-dim); }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-6 { margin-top: 3rem; }
.mt-8 { margin-top: 4rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-6 { margin-bottom: 3rem; }
.flex  { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }
.w-full { width: 100%; }
.hidden { display: none !important; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .class-row { grid-template-columns: 1fr; gap: 2rem; }
  .class-row--reverse .class-row__media { order: 0; }
  .class-row--reverse .class-row__content { order: 0; }
}
@media (max-width: 768px) {
  .navbar__nav { display: none; }
  .navbar__burger { display: flex; }
  .mobile-drawer { display: flex; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .stats-strip { flex-direction: column; }
  .stat { border-right: none; border-bottom: 1px solid var(--border); }
  .stat:last-child { border-bottom: none; }
  h1 { font-size: clamp(2.5rem, 12vw, 5rem); }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .hero { min-height: 80vh; }
  .section { padding: 2rem 0; }
}
@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
}