/* JukeDen — jukeden.com */

@import url('https://fonts.googleapis.com/css2?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..40,400&family=Instrument+Serif:ital@0;1&display=swap');

/* ── Tokens ── */
:root {
  --green: #1DB954;
  --green-dim: #1aa34a;
  --green-glow: rgba(29, 185, 84, 0.35);
  --bg: #050505;
  --surface: #0e0e0e;
  --surface-raised: #161616;
  --border: #1a1a1a;
  --text: #e8e8e8;
  --text-dim: #888;
  --text-faint: #555;
  --sans: 'DM Sans', system-ui, sans-serif;
  --serif: 'Instrument Serif', Georgia, serif;
  --max-w: 1100px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── Grain overlay ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 180px;
}

/* ── Nav ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  background: rgba(5, 5, 5, 0.7);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav-logo .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green-glow);
}
.nav-domain {
  font-size: 0.85rem;
  color: var(--text-dim);
  font-weight: 400;
  letter-spacing: 0.03em;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 3rem;
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
}
.hero::before {
  content: '';
  position: absolute;
  top: 5%;
  left: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--green-glow) 0%, transparent 70%);
  opacity: 0.2;
  pointer-events: none;
  animation: hero-pulse 6s ease-in-out infinite;
}
@keyframes hero-pulse {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(1.08); }
}
.hero-top {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: center;
  width: 100%;
  position: relative;
  z-index: 1;
}
.hero-text {
  animation: fade-up 0.8s ease both;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 1rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}
.hero-badge .pulse {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--green);
}
.hero-sub {
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  color: var(--text-dim);
  max-width: 420px;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}
.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.hero-pill {
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-dim);
}
.hero-pill.accent {
  border-color: rgba(29, 185, 84, 0.3);
  background: rgba(29, 185, 84, 0.08);
  color: var(--green);
}

/* ── Carousel ── */
.hero-carousel {
  position: relative;
  animation: fade-up 0.8s ease 0.15s both;
}
.carousel-track {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  aspect-ratio: 16 / 9;
}
.carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
}
.carousel-slide.active {
  opacity: 1;
}
.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.carousel-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 1rem 0.75rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.02em;
}
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--border);
  cursor: pointer;
  padding: 0;
  transition: background 0.3s ease, transform 0.3s ease;
}
.carousel-dot.active {
  background: var(--green);
  transform: scale(1.25);
}
.carousel-dot:hover {
  background: var(--text-dim);
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Section shared ── */
section {
  padding: 6rem 2rem;
  max-width: var(--max-w);
  margin: 0 auto;
}
.section-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 1rem;
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.section-desc {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 480px;
  line-height: 1.7;
}

/* ── Divider ── */
.divider {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}
.divider hr {
  border: none;
  height: 1px;
  background: var(--border);
}

/* ── Features ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  margin-top: 3rem;
}
.feature-card {
  background: var(--surface);
  padding: 2.25rem 2rem;
  transition: background 0.3s ease;
}
.feature-card:hover {
  background: var(--surface-raised);
}
.feature-icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(29, 185, 84, 0.08);
  color: var(--green);
}
.feature-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}
.feature-card p {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ── Architecture Diagram ── */
.diagram-section {
  padding: 5rem 2rem;
  max-width: var(--max-w);
  margin: 0 auto;
}
.arch-diagram {
  max-width: 750px;
  margin: 0 auto;
  padding: 2rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
}
.arch-svg {
  width: 100%;
  height: auto;
}
@media (max-width: 600px) {
  .arch-diagram { padding: 1rem; overflow-x: auto; }
  .arch-svg { min-width: 600px; }
}

/* ── Use Case Tabs ── */
.usecases-section {
  padding: 5rem 2rem;
  max-width: var(--max-w);
  margin: 0 auto;
}
.usecase-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin: 2.5rem auto 0;
  max-width: 640px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.35rem;
}
.usecase-tab {
  flex: 1;
  padding: 0.65rem 1rem;
  border: none;
  background: transparent;
  border-radius: 9px;
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-dim);
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}
.usecase-tab:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}
.usecase-tab.active {
  background: var(--surface-raised);
  color: var(--green);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}
.usecase-panel {
  display: none;
  animation: uc-fade 0.4s ease both;
  margin-top: 2rem;
}
.usecase-panel.active {
  display: block;
}
.usecase-desc {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.95rem;
  max-width: 560px;
  margin: 0 auto 1.5rem;
  line-height: 1.7;
}
@keyframes uc-fade {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 600px) {
  .usecase-tabs {
    flex-wrap: wrap;
    gap: 0.35rem;
  }
  .usecase-tab {
    flex: 0 0 calc(50% - 0.2rem);
    font-size: 0.75rem;
    padding: 0.55rem 0.5rem;
  }
}

/* ── Missing Piece (smart speaker callout) ── */
.missing-piece {
  padding: 4rem 2rem;
  position: relative;
  overflow: hidden;
}
.missing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  text-align: center;
  position: relative;
  padding: 3.5rem 2.5rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(170deg, rgba(255,255,255,0.03) 0%, var(--surface) 40%, rgba(255,255,255,0.02) 100%);
}
.missing-glow {
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(255,255,255,0.04) 0%, transparent 70%);
  pointer-events: none;
}
.missing-label {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  font-weight: 600;
  margin-bottom: 1.25rem;
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface-raised);
}
.missing-title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}
.missing-desc {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ── Party Mode (killer feature) ── */
.party-section {
  padding: 5rem 2rem;
  position: relative;
  overflow: hidden;
}
.party-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  text-align: center;
  position: relative;
  padding: 4rem 2.5rem;
  border-radius: 24px;
  border: 1px solid rgba(29, 185, 84, 0.2);
  background: linear-gradient(165deg, rgba(29, 185, 84, 0.06) 0%, var(--surface) 50%, rgba(29, 185, 84, 0.03) 100%);
}
.party-glow {
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(29, 185, 84, 0.15) 0%, transparent 70%);
  pointer-events: none;
}
.party-label {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 1.25rem;
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  border: 1px solid rgba(29, 185, 84, 0.25);
  background: rgba(29, 185, 84, 0.08);
}
.party-title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}
.party-desc {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto 2.5rem;
  line-height: 1.75;
}
.party-illustration {
  max-width: 550px;
  margin: 0 auto 2.5rem;
}
.party-svg {
  width: 100%;
  height: auto;
}
.party-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.party-step {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1.25rem;
  border-radius: 12px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
}
.party-step-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--green);
  color: #000;
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.party-step-text {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}
.party-step-arrow {
  color: var(--text-faint);
  font-size: 1.2rem;
}

@media (max-width: 768px) {
  .party-inner { padding: 2.5rem 1.5rem; }
  .party-step-arrow { display: none; }
  .party-steps { flex-direction: column; gap: 0.75rem; }
  .party-step { width: 100%; justify-content: center; }
}

/* ── Party Sync (multi-location) ── */
.sync-section {
  padding: 3rem 2rem 5rem;
  max-width: var(--max-w);
  margin: 0 auto;
}
.sync-inner {
  text-align: center;
  padding: 3rem 2.5rem;
  border-radius: 20px;
  border: 1px dashed rgba(255, 255, 255, 0.1);
  background: var(--surface);
  position: relative;
}
.sync-badge {
  display: inline-block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: #e0a030;
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  border: 1px solid rgba(224, 160, 48, 0.25);
  background: rgba(224, 160, 48, 0.08);
  margin-bottom: 1.25rem;
}
.sync-title {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.sync-desc {
  color: var(--text-dim);
  font-size: 1rem;
  max-width: 540px;
  margin: 0 auto 2rem;
  line-height: 1.75;
}
.sync-features {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}
.sync-feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-dim);
}
.sync-feature-icon {
  font-size: 1.1rem;
}

/* ── Speakers ── */
.speakers-section {
  text-align: center;
}
.speakers-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 3rem;
}
.speaker-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  transition: border-color 0.3s ease, background 0.3s ease;
}
.speaker-chip:hover {
  border-color: var(--green-dim);
  background: rgba(29, 185, 84, 0.05);
}
.speaker-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}
.speaker-dot.sonos   { background: #fff; }
.speaker-dot.bose    { background: #a0a0a0; }
.speaker-dot.yamaha  { background: #7B2BFC; }
.speaker-dot.denon   { background: #0096D6; }
.speaker-dot.bluos   { background: #2196F3; }
.speaker-dot.wiim    { background: #FF6B35; }
.speaker-dot.bt      { background: #4A9EFF; }
.support-badge {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.15rem 0.5rem;
  border-radius: 100px;
  margin-left: 0.25rem;
}
.support-badge.full {
  background: rgba(29, 185, 84, 0.15);
  color: var(--green);
}
.support-badge.alpha {
  background: rgba(255, 170, 50, 0.12);
  color: #e0a030;
}
.support-badge.soon {
  background: rgba(74, 158, 255, 0.12);
  color: #4A9EFF;
}

/* ── Platforms ── */
.platforms-section {
  text-align: center;
}
.platforms-row {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  margin-top: 3rem;
  flex-wrap: wrap;
}
.platform-card {
  flex: 1;
  min-width: 200px;
  max-width: 320px;
  padding: 2.5rem 2rem;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  text-align: center;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.platform-card:hover {
  border-color: #2a2a2a;
  transform: translateY(-4px);
}
.platform-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.platform-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}
.platform-card p {
  font-size: 0.82rem;
  color: var(--text-dim);
}
.platform-card.beta {
  position: relative;
}
.platform-beta-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: #e0a030;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  border: 1px solid rgba(224, 160, 48, 0.25);
  background: rgba(224, 160, 48, 0.08);
}
.platform-card.coming-soon {
  border-style: dashed;
  border-color: rgba(255, 255, 255, 0.08);
  position: relative;
  opacity: 0.75;
}
.platform-soon-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: #e0a030;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  border: 1px solid rgba(224, 160, 48, 0.25);
  background: rgba(224, 160, 48, 0.08);
}

/* ── Bose SoundTouch Section ── */
.bose-section {
  padding: 5rem 2rem;
  position: relative;
  overflow: hidden;
}
.bose-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  text-align: center;
  position: relative;
  padding: 4rem 2.5rem;
  border-radius: 24px;
  border: 1px solid rgba(220, 60, 60, 0.2);
  background: linear-gradient(165deg, rgba(220, 60, 60, 0.06) 0%, var(--surface) 50%, rgba(220, 60, 60, 0.03) 100%);
}
.bose-glow {
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(220, 60, 60, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.bose-label {
  display: inline-block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: #dc3c3c;
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  border: 1px solid rgba(220, 60, 60, 0.25);
  background: rgba(220, 60, 60, 0.08);
  margin-bottom: 1.25rem;
}
.bose-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}
.bose-subtitle {
  font-size: 1.1rem;
  color: var(--text-dim);
  margin-bottom: 2.5rem;
  line-height: 1.6;
}
.bose-subtitle strong {
  color: #dc3c3c;
  font-weight: 600;
}
.bose-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 640px;
  margin: 0 auto 2.5rem;
  text-align: left;
}
.bose-col {
  padding: 1.75rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface-raised);
}
.bose-col-heading {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  margin-bottom: 1rem;
}
.bose-col-heading-dies {
  color: #dc3c3c;
}
.bose-col-heading-restores {
  color: var(--green);
}
.bose-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.bose-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--text);
}
.bose-x {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(220, 60, 60, 0.12);
  color: #dc3c3c;
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.bose-check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(29, 185, 84, 0.12);
  color: var(--green);
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.bose-check.bose-plus {
  background: rgba(29, 185, 84, 0.2);
  font-size: 0.85rem;
}
.bose-compare {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 2rem;
  line-height: 1.6;
}
.bose-cta {
  display: inline-block;
  padding: 0.85rem 2.5rem;
  border-radius: 100px;
  background: var(--green);
  color: #000;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: background 0.3s ease, transform 0.3s ease;
}
.bose-cta:hover {
  background: var(--green-dim);
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .bose-inner { padding: 2.5rem 1.5rem; }
  .bose-columns { grid-template-columns: 1fr; }
}

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  text-align: center;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-left {
  font-size: 0.85rem;
  color: var(--text-faint);
}
.footer-right {
  font-size: 0.8rem;
  color: var(--text-faint);
  letter-spacing: 0.03em;
}
.footer-trademarks {
  max-width: var(--max-w);
  margin: 1.5rem auto 0;
  font-size: 0.7rem;
  color: var(--text-faint);
  line-height: 1.7;
  opacity: 0.6;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-top {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-text { order: 1; }
  .hero-carousel { order: 2; }
  .hero-highlights { justify-content: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero { min-height: auto; padding: 6rem 1.5rem 3rem; }
}
@media (max-width: 768px) {
  .nav { padding: 1rem 1.25rem; }
  section { padding: 4rem 1.25rem; }
  .features-grid { grid-template-columns: 1fr; }
  .platforms-row { flex-direction: column; align-items: center; }
  .platform-card { max-width: 100%; }
  .footer-inner { flex-direction: column; text-align: center; }
}