/* ══════════════════════════════════════════
   EN UN MUNDO ALTERNO — Stylesheet
   Fuentes: Cormorant Garamond + Nunito
   Paleta: Cosmos oscuro + Dorado + Violeta
══════════════════════════════════════════ */

/* ── Variables ── */
:root {
  --bg:          #09090f;
  --bg-2:        #0e0e1a;
  --bg-3:        #13131f;
  --surface:     rgba(255,255,255,0.04);
  --border:      rgba(255,255,255,0.08);

  --gold:        #c9a84c;
  --gold-light:  #e8c97a;
  --gold-dim:    rgba(201,168,76,0.15);
  --violet:      #8b5cf6;
  --violet-dim:  rgba(139,92,246,0.12);
  --violet-soft: #a78bfa;

  --text:        #e8e4f0;
  --text-muted:  #9990b0;
  --text-dim:    #5a5470;

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'Nunito', system-ui, sans-serif;

  --radius:      12px;
  --radius-lg:   24px;
  --transition:  0.3s cubic-bezier(0.4,0,0.2,1);
  --shadow-gold: 0 0 40px rgba(201,168,76,0.15);
  --shadow-violet: 0 0 40px rgba(139,92,246,0.2);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
}
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; }

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-serif); line-height: 1.15; }
h1 { font-size: clamp(2.8rem, 7vw, 5.5rem); font-weight: 300; }
h2 { font-size: clamp(2rem, 4.5vw, 3.5rem); font-weight: 300; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 400; }
em { font-style: italic; color: var(--gold-light); }
strong { font-weight: 600; }

/* ── Layout ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}
.section {
  padding: 6rem 0;
}
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem;
}
.section-tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}
.section-desc {
  color: var(--text-muted);
  font-size: 1rem;
  margin-top: 1rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
  letter-spacing: 0.03em;
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold), #a07830);
  color: #0e0e1a;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201,168,76,0.4);
}
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
  background: var(--surface);
}
.btn-ghost:hover {
  border-color: var(--gold-dim);
  background: var(--gold-dim);
  color: var(--gold-light);
  transform: translateY(-2px);
}

/* ══════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background var(--transition), backdrop-filter var(--transition);
}
#navbar.scrolled {
  background: rgba(9,9,15,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--gold-light);
  letter-spacing: 0.05em;
  transition: opacity var(--transition);
}
.nav-logo:hover { opacity: 0.8; }
.nav-logo-img {
  width: 36px;
  height: 36px;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid rgba(201,168,76,0.3);
  box-shadow: 0 0 10px rgba(201,168,76,0.2);
}
.nav-links {
  display: flex;
  gap: 2.5rem;
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--gold-light); }
.nav-links a:hover::after { width: 100%; }
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-muted);
  transition: var(--transition);
}

/* ══════════════════════════════════════════
   HERO
══════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: brightness(0.45) saturate(1.2);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(9,9,15,0.2) 0%,
    rgba(9,9,15,0.0) 40%,
    rgba(9,9,15,0.7) 75%,
    rgba(9,9,15,1) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 760px;
  padding: 0 2rem;
  animation: fadeInUp 1.2s ease both;
}
.hero-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
  display: block;
}
.hero-title {
  color: #fff;
  margin-bottom: 1.5rem;
  text-shadow: 0 4px 30px rgba(0,0,0,0.5);
}
.hero-subtitle {
  color: rgba(232,228,240,0.75);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: var(--text-dim);
  font-size: 1.3rem;
  animation: bounce 2s infinite;
}

/* ══════════════════════════════════════════
   ABOUT
══════════════════════════════════════════ */
.about { background: var(--bg-2); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
  align-items: center;
}
.about-image-wrap {
  position: relative;
}
.about-cover {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-violet);
  aspect-ratio: 1;
  object-fit: cover;
  width: 100%;
}
.about-badge {
  position: absolute;
  bottom: -1.2rem;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), #a07830);
  color: #0e0e1a;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1.5rem;
  border-radius: 999px;
  white-space: nowrap;
}
.about-text h2 { margin-bottom: 1.5rem; }
.about-text p { color: var(--text-muted); margin-bottom: 1rem; }
.about-text strong { color: var(--text); }
.about-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--gold-light);
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

/* ══════════════════════════════════════════
   CREENCIAS
══════════════════════════════════════════ */
.creencias {
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.creencias::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle, var(--violet-dim) 0%, transparent 70%);
  pointer-events: none;
}
.creencias-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
}
.belief-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.belief-card:hover {
  transform: translateY(-6px);
  border-color: rgba(139,92,246,0.3);
  box-shadow: var(--shadow-violet);
}
.belief-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.belief-card h3 {
  font-size: 1.15rem;
  color: var(--violet-soft);
  margin-bottom: 0.75rem;
}
.belief-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ══════════════════════════════════════════
   CANCIONES
══════════════════════════════════════════ */
.canciones { background: var(--bg-3); }
.songs-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.song-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  align-items: start;
  transition: border-color var(--transition);
}
.song-card.has-thumb {
  grid-template-columns: auto 120px 1fr;
}
.song-thumb {
  width: 120px;
  height: 120px;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
.song-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.song-card:hover .song-thumb-img {
  transform: scale(1.05);
}
.song-card.active {
  border-color: rgba(201,168,76,0.25);
  box-shadow: var(--shadow-gold);
}
.song-card.coming-soon {
  opacity: 0.45;
}
.song-number {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 300;
  color: var(--text-dim);
  line-height: 1;
  min-width: 3rem;
  text-align: center;
}
.song-card.active .song-number { color: var(--gold); }
.song-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.song-title { color: var(--text); }
.song-status {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
}
.song-status.disponible {
  background: var(--gold-dim);
  color: var(--gold-light);
  border: 1px solid rgba(201,168,76,0.3);
}
.song-status.en-proceso {
  background: var(--violet-dim);
  color: var(--violet-soft);
  border: 1px solid rgba(139,92,246,0.2);
}
.song-inspiration {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.song-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
.song-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.song-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}
.btn-lyrics {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold);
  padding: 0.5rem 1.25rem;
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 999px;
  background: var(--gold-dim);
  transition: var(--transition);
}
.btn-lyrics:hover {
  background: rgba(201,168,76,0.25);
  transform: translateY(-1px);
}
.btn-youtube {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dim);
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: var(--transition);
}
.btn-youtube:not(.disabled):hover {
  color: #ff4444;
  border-color: rgba(255,68,68,0.3);
}
.btn-youtube.disabled { cursor: default; }
.coming { font-size: 0.75rem; opacity: 0.7; }

.btn-desc {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--violet-soft);
  padding: 0.5rem 1.25rem;
  border: 1px solid rgba(139,92,246,0.25);
  border-radius: 999px;
  background: var(--violet-dim);
  transition: var(--transition);
}
.btn-desc:hover {
  background: rgba(139,92,246,0.2);
  transform: translateY(-1px);
}

/* Panel de descripción expandible */
.song-desc-panel {
  grid-column: 1 / -1;
  display: none;
  margin-top: 1rem;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border);
  border-left: 3px solid rgba(139,92,246,0.4);
  background: rgba(139,92,246,0.04);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.song-desc-panel.open { display: block; animation: fadeInUp 0.4s ease; }
.song-desc-panel p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.8;
  margin-bottom: 0.75rem;
}
.song-desc-panel p:last-child { margin-bottom: 0; }
.desc-intro {
  font-family: var(--font-serif);
  font-size: 1.1rem !important;
  font-style: italic;
  color: var(--text) !important;
}
.desc-highlight {
  color: var(--gold-light) !important;
  font-weight: 500;
}

/* Letras expandibles */
.song-lyrics {
  grid-column: 1 / -1;
  display: none;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.song-lyrics.open { display: block; animation: fadeInUp 0.4s ease; }
.lyrics-body {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem 3rem;
}
.lyrics-verse { color: var(--text-muted); font-size: 0.9rem; line-height: 1.9; }
.lyrics-verse p { margin-bottom: 0.5rem; }
.lyrics-verse.chorus { color: var(--text); }
.lyrics-verse.bridge { color: var(--violet-soft); }
.lyrics-verse.outro { font-style: italic; opacity: 0.7; }
.lyrics-verse.final { color: var(--gold-light); }

/* ══════════════════════════════════════════
   CTA
══════════════════════════════════════════ */
.cta-section {
  background: var(--bg-2);
}
.cta-box {
  background: linear-gradient(135deg, var(--violet-dim), var(--gold-dim));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 4rem;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.cta-box h2 { margin: 1rem 0; }
.cta-box p { color: var(--text-muted); margin-bottom: 2rem; }
.cta-form {
  display: flex;
  gap: 0.75rem;
  max-width: 420px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}
.cta-form input {
  flex: 1;
  min-width: 200px;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(0,0,0,0.3);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
}
.cta-form input:focus { border-color: rgba(201,168,76,0.5); }
.cta-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--gold-light);
  min-height: 1.2rem;
}

/* ══════════════════════════════════════════
   FOOTER
══════════════════════════════════════════ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--gold-light);
  margin-bottom: 0.75rem;
}
.footer-brand p:last-child { color: var(--text-muted); font-size: 0.9rem; }
.footer-links h4, .footer-social h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1rem;
}
.footer-links li, .footer-social li { margin-bottom: 0.6rem; }
.footer-links a, .footer-social a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-links a:hover, .footer-social a:hover { color: var(--gold-light); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.8rem;
}

/* ══════════════════════════════════════════
   ANIMATIONS
══════════════════════════════════════════ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(-8px); }
}

/* ── Intersection Observer fade-in ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ══════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════ */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(9,9,15,0.95);
    backdrop-filter: blur(20px);
    padding: 1.5rem 2rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border);
  }
  .burger { display: flex; }

  .about-grid { grid-template-columns: 1fr; }
  .about-image-wrap { max-width: 280px; margin: 0 auto; }

  .song-card {
    grid-template-columns: 1fr;
    padding: 1.5rem;
  }
  .song-card.has-thumb {
    grid-template-columns: 1fr;
  }
  .song-thumb {
    width: 90px;
    height: 90px;
  }
  .song-number { font-size: 2rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }

  .cta-box { padding: 2.5rem 1.5rem; }

  .about-stats { gap: 1.5rem; }
}