:root {
  --bg: #06080d;
  --bg-soft: #0f1422;
  --panel: rgba(20, 26, 44, 0.62);
  --panel-soft: rgba(27, 36, 58, 0.44);
  --line: rgba(215, 223, 246, 0.14);
  --text: #f5f7ff;
  --muted: #bbc4db;
  --neon: #00ff47;
  --neon-soft: #84ffb4;
  --accent: #f2dc21;
  --maxw: 1160px;
  --radius-lg: 28px;
  --radius-md: 20px;
  --shadow-soft: 0 24px 50px rgba(0, 0, 0, 0.34);
  --shadow-card: 0 14px 30px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% -10%, rgba(0, 255, 71, 0.12), transparent 45%),
    radial-gradient(circle at 98% 2%, rgba(79, 104, 179, 0.2), transparent 43%),
    linear-gradient(180deg, var(--bg) 0%, #090d18 58%, #0a101d 100%);
  color: var(--text);
  font-family: "Manrope", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  line-height: 1.56;
  letter-spacing: -0.01em;
}

.bg-glow {
  position: fixed;
  pointer-events: none;
  filter: blur(54px);
  opacity: 0.36;
  z-index: -1;
}

.bg-glow-a {
  top: -180px;
  left: -170px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(0, 255, 71, 0.32), transparent 66%);
}

.bg-glow-b {
  bottom: -160px;
  right: -120px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(56, 84, 158, 0.52), transparent 72%);
}

.container {
  width: min(100% - 2.4rem, var(--maxw));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0.8rem;
  z-index: 10;
  background: transparent;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 68px;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(16, 21, 34, 0.54);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-soft);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
}

.brand-dot {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: var(--neon);
  box-shadow: 0 0 18px rgba(0, 255, 71, 0.7);
}

.brand-text {
  letter-spacing: 0.01em;
  font-size: 1.08rem;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.top-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  transition: color 180ms ease, background-color 180ms ease;
}

.top-nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.lang-switch {
  display: inline-flex;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.38rem 0.74rem;
  cursor: pointer;
  font-family: inherit;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: background-color 180ms ease, color 180ms ease;
}

.lang-btn.is-active {
  background: var(--neon);
  color: #031007;
}

.hero {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 2.6rem;
  padding: 4.6rem 0 2.4rem;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--neon-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  font-size: 0.74rem;
}

h1 {
  margin: 0;
  font-family: "Manrope", -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.03;
  letter-spacing: -0.03em;
}

.hero-lead {
  max-width: 58ch;
  color: var(--muted);
  margin-top: 1.1rem;
  font-size: 1.05rem;
}

.hero-cta {
  margin-top: 1.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.78rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 47px;
  border-radius: 14px;
  padding: 0.62rem 1.08rem;
  text-decoration: none;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--neon);
  color: #041208;
  box-shadow: 0 10px 24px rgba(0, 255, 71, 0.2);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.phone {
  width: min(100%, 390px);
  border: 1px solid rgba(255, 255, 255, 0.19);
  border-radius: 38px;
  background: linear-gradient(180deg, rgba(15, 20, 35, 0.88) 0%, rgba(16, 23, 42, 0.9) 100%);
  box-shadow: var(--shadow-soft);
  padding: 0.72rem;
  backdrop-filter: blur(18px);
}

.phone-notch {
  width: 100px;
  height: 14px;
  border-radius: 20px;
  background: rgba(0, 0, 0, 0.82);
  margin: 0.32rem auto 0.8rem;
}

.phone-content {
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.05rem;
}

.prompt-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
}

.prompt-text {
  margin: 0.35rem 0 0.9rem;
  font-weight: 700;
  line-height: 1.35;
}

.song-list {
  display: grid;
  gap: 0.58rem;
}

.song-item {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 13px;
  color: var(--text);
  text-align: left;
  padding: 0.55rem;
}

.song-item.selected {
  border-color: var(--neon);
  box-shadow: 0 0 0 1px rgba(0, 255, 71, 0.34), 0 0 18px rgba(0, 255, 71, 0.15);
}

.cover {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(140deg, #212c46, #0e1429);
}

.song-meta strong {
  display: block;
  font-size: 0.88rem;
}

.song-meta small {
  color: var(--muted);
  font-size: 0.76rem;
}

.play-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: var(--accent);
  font-size: 0.82rem;
}

.lock-btn {
  width: 100%;
  border: 0;
  margin-top: 0.85rem;
  border-radius: 13px;
  min-height: 42px;
  background: var(--neon);
  color: #041208;
  font-weight: 700;
  font-family: inherit;
  box-shadow: 0 10px 20px rgba(0, 255, 71, 0.17);
}

.section {
  padding: 2.9rem 0;
}

.release {
  padding-top: 0.4rem;
}

.release-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(0, 255, 71, 0.08), rgba(255, 255, 255, 0.02) 42%, rgba(26, 38, 73, 0.44));
  padding: 1.35rem 1.2rem;
  box-shadow: var(--shadow-card);
}

.release-card h2 {
  margin: 0.22rem 0 0.4rem;
}

.release-kicker {
  margin: 0;
  color: var(--neon-soft);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  font-weight: 700;
}

.release-card p {
  margin: 0;
  color: var(--muted);
}

h2 {
  margin: 0 0 1.25rem;
  font-weight: 800;
  font-size: clamp(1.45rem, 2.5vw, 2.1rem);
  letter-spacing: -0.02em;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.step-card,
.feature-card,
.legal-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-soft) 100%);
  padding: 1.1rem;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: var(--neon);
  color: #041208;
  font-weight: 700;
}

.step-card h3,
.feature-card h3,
.legal-card h3 {
  margin: 0.68rem 0 0.5rem;
  font-size: 1.06rem;
  letter-spacing: -0.01em;
}

.step-card p,
.feature-card p,
.legal-intro,
.legal-card li,
.legal-card p {
  color: var(--muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.guidelines ul {
  margin: 0;
  padding-left: 1.2rem;
}

.guidelines li {
  margin-bottom: 0.74rem;
  color: var(--muted);
}

.legal {
  scroll-margin-top: 90px;
}

.legal-intro {
  margin-top: 0;
  margin-bottom: 1.15rem;
}

.legal-card {
  margin-top: 1.08rem;
}

.legal-card h4 {
  margin: 1rem 0 0.38rem;
  color: #ffffff;
  font-size: 1.01rem;
  font-weight: 700;
}

.legal-card ul {
  margin: 0.2rem 0 0.6rem;
  padding-left: 1.1rem;
}

.legal-card a {
  color: var(--neon-soft);
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  margin-top: 2rem;
  padding: 1.3rem 0 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-inner p {
  margin: 0;
  color: var(--muted);
}

.footer-inner a {
  color: var(--neon-soft);
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 3.4rem;
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .site-header {
    top: 0.45rem;
  }

  .header-inner {
    flex-wrap: wrap;
    padding: 0.64rem 0.74rem;
    border-radius: 24px;
  }

  .top-nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
  }

  .steps,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }

  .container {
    width: min(100% - 1.3rem, var(--maxw));
  }
}