/* SongCreations — High-End Music Studio Aesthetic */
/* Piano Black & Deep Charcoal • Electric Blue • Montserrat */

:root {
  --piano-black: #0D0D0D;
  --deep-charcoal: #1A1A1A;
  --charcoal-mid: #2D2D2D;
  --charcoal-light: #3A3A3A;
  --electric-blue: #00D9FF;
  --electric-blue-dim: rgba(0, 217, 255, 0.75);
  --electric-blue-glow: 0 0 12px rgba(0, 217, 255, 0.5), 0 0 24px rgba(0, 217, 255, 0.25);
  --neon-glow: 0 0 16px rgba(0, 217, 255, 0.4), 0 0 32px rgba(0, 217, 255, 0.2);
  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.12);
  --text-primary: #E8E8E8;
  --text-muted: #A0A0A0;
  --shadow: rgba(0, 0, 0, 0.4);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--piano-black);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Preloader */
#preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--piano-black);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s;
}

#preloader.hidden {
  opacity: 0;
  pointer-events: none;
}

.preloader-spinner {
  border: 3px solid var(--charcoal-mid);
  border-top-color: var(--electric-blue);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Header */
header {
  background: rgba(13, 13, 13, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

header.scrolled {
  background: rgba(26, 26, 26, 0.98);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.logo-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo-text {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(1.4rem, 4vw, 2rem);
  color: var(--electric-blue);
  letter-spacing: -0.02em;
}

.g-clef {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: var(--electric-blue);
  margin-right: 0.5rem;
}

.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: var(--transition);
}

.logo-link:hover .logo-text,
.logo-link:hover .g-clef {
  text-shadow: var(--electric-blue-glow);
}

/* Navigation */
nav { flex-grow: 1; }

nav ul {
  list-style: none;
  display: flex;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  justify-content: flex-end;
}

nav a {
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  font-size: clamp(0.9rem, 2vw, 1rem);
  position: relative;
  transition: var(--transition);
}

nav a:hover {
  color: var(--electric-blue);
}

nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: var(--electric-blue);
  box-shadow: var(--electric-blue-glow);
  transition: width var(--transition);
}

nav a:hover::after { width: 100%; }

/* Dropdown */
.dropdown { position: relative; }
.dropbtn { cursor: pointer; }

.dropdown-content {
  display: none;
  position: absolute;
  background: rgba(26, 26, 26, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  min-width: 200px;
  border-radius: 12px;
  padding: 0.5rem;
  top: calc(100% + 8px);
  right: 0;
  z-index: 1000;
  box-shadow: 0 12px 40px var(--shadow);
}

.dropdown-content a {
  color: var(--text-primary);
  padding: 0.75rem 1rem;
  display: block;
  font-size: 0.95rem;
  border-radius: 8px;
  transition: var(--transition);
}

.dropdown-content a:hover {
  background: var(--charcoal-mid);
  color: var(--electric-blue);
}

.dropdown:hover .dropdown-content,
.dropdown-content.active { display: block; }

/* Hamburger */
.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--text-primary);
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Sections */
.section {
  max-width: 1300px;
  margin: clamp(3rem, 8vw, 6rem) auto;
  padding: 0 1.5rem;
}

.section-content {
  max-width: 800px;
  margin: 0 auto;
}

.section h1,
.section h2 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(1.75rem, 4.5vw, 2.75rem);
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section h1::after,
.section h2::after {
  content: '';
  width: 48px;
  height: 4px;
  background: linear-gradient(90deg, var(--electric-blue), transparent);
  display: block;
  margin: 1rem auto 2.5rem;
  border-radius: 2px;
}

.section h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: clamp(1.2rem, 2.5vw, 1.4rem);
  color: var(--electric-blue);
  margin-bottom: 0.75rem;
}

.section p {
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.section p.text-center { text-align: center; margin-bottom: 2rem; }

.section a {
  color: var(--electric-blue);
  text-decoration: none;
  transition: var(--transition);
}

.section a:hover {
  text-shadow: var(--electric-blue-glow);
}

/* Content Areas */
.about-content,
.contact-content,
.how-it-works-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

/* Grid & Glassmorphism Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 2rem;
  min-height: 200px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(24px);
}

.card.visible {
  animation: cardReveal 0.6s ease-out forwards;
}

.card:nth-child(1).visible { animation-delay: 0.05s; }
.card:nth-child(2).visible { animation-delay: 0.1s; }
.card:nth-child(3).visible { animation-delay: 0.15s; }
.card:nth-child(4).visible { animation-delay: 0.2s; }
.card:nth-child(5).visible { animation-delay: 0.25s; }
.card:nth-child(6).visible { animation-delay: 0.3s; }
.card:nth-child(7).visible { animation-delay: 0.35s; }
.card:nth-child(8).visible { animation-delay: 0.4s; }
.card:nth-child(9).visible { animation-delay: 0.45s; }

@keyframes cardReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--neon-glow), 0 20px 40px rgba(0, 0, 0, 0.3);
  border-color: rgba(0, 217, 255, 0.2);
}

.card.studio-callout { min-height: 250px; }

.card i {
  color: var(--electric-blue);
  font-size: 1.75em;
  margin-bottom: 0.75rem;
}

.card h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: clamp(1.15rem, 2.5vw, 1.35rem);
  color: var(--electric-blue);
  margin-bottom: 0.5rem;
}

.card h4 {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: 0.75rem;
}

.card p {
  font-size: clamp(0.9rem, 2vw, 1rem);
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.card a { color: var(--electric-blue); }

.card label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

/* Card buttons */
.card button {
  background: transparent;
  color: var(--electric-blue);
  border: 2px solid var(--electric-blue);
  padding: 0.6rem 1.25rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.card button:hover {
  background: var(--electric-blue);
  color: var(--piano-black);
  box-shadow: var(--electric-blue-glow);
}

/* Form Elements */
.form-group { margin-bottom: 1.5rem; }

.form-group label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--electric-blue);
}

.form-group input[type="radio"],
.form-group input[type="checkbox"] {
  accent-color: var(--electric-blue);
  margin-right: 0.5rem;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--charcoal-mid);
  border-radius: 10px;
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  background: var(--deep-charcoal);
  color: var(--text-primary);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--electric-blue);
  box-shadow: var(--electric-blue-glow);
}

/* Option Cards (glassmorphism) */
.option-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  transition: var(--transition);
  margin-bottom: 0.75rem;
}

.option-card:last-child { margin-bottom: 0; }

.option-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 217, 255, 0.2);
  box-shadow: var(--electric-blue-glow);
}

.option-card .content { flex-grow: 1; }

.option-card i {
  color: var(--electric-blue);
  font-size: 1.25rem;
  margin-right: 1rem;
}

.option-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: var(--electric-blue);
}

.option-card p { font-size: 0.875rem; color: var(--text-muted); }

/* Order Summary */
.order-summary {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  margin-top: 2rem;
  position: sticky;
  top: 100px;
}

.order-summary h3 {
  color: var(--electric-blue);
  font-family: 'Montserrat', sans-serif;
}

.order-summary p { margin: 0.5rem 0; color: var(--text-muted); }

/* CTA Buttons */
.cta {
  background: var(--electric-blue);
  color: var(--piano-black) !important;
  border: 2px solid var(--electric-blue);
  padding: 0.75rem 1.5rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: clamp(0.875rem, 2vw, 1rem);
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-block;
  text-decoration: none;
}

.cta:hover {
  background: transparent;
  color: var(--electric-blue) !important;
  transform: translateY(-3px);
  box-shadow: var(--neon-glow);
}

.cta:disabled {
  background: var(--charcoal-mid);
  border-color: var(--charcoal-mid);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.cta.secondary {
  background: transparent;
  color: var(--electric-blue) !important;
  border-color: var(--electric-blue);
}

.cta.secondary:hover {
  background: var(--electric-blue);
  color: var(--piano-black) !important;
}

.guide-cta { margin-top: 1.5rem; }

/* Animations */
.fade-in {
  opacity: 0;
  animation: fadeIn 0.8s ease-out forwards;
}

.fade-in.active { animation: fadeIn 0.8s ease-out forwards; }

@keyframes fadeIn {
  to { opacity: 1; transform: translateY(0); }
}

/* Payment */
#payment-message {
  color: #ff6b6b;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

#paypal-button-container { margin-top: 1rem; }

/* Footer */
footer {
  background: var(--deep-charcoal);
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
  text-align: center;
  padding: 2rem 1.5rem;
  font-size: clamp(0.85rem, 2vw, 0.95rem);
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.footer-links a {
  color: var(--electric-blue);
  text-decoration: none;
  padding: 0.25rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--text-primary);
  text-shadow: var(--electric-blue-glow);
}

footer p { margin: 0.25rem 0; }

.contact-info { margin-top: 1rem; }
.contact-info p { margin: 0.25rem 0; }
.contact-info a { color: var(--electric-blue); }

/* Accordion (glassmorphism) */
.accordion {
  max-width: 900px;
  margin: 0 auto;
}

.accordion-item {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: var(--transition);
}

.accordion-item:hover {
  border-color: rgba(0, 217, 255, 0.15);
}

.accordion-header {
  padding: 1.25rem;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: var(--electric-blue);
  transition: var(--transition);
}

.accordion-header:hover {
  background: rgba(255, 255, 255, 0.03);
}

.accordion-content {
  padding: 0 1.25rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out;
}

.accordion-content.active {
  max-height: 500px;
  padding: 0 1.25rem 1.25rem;
}

.accordion-content p { color: var(--text-muted); }

/* Social Share */
.social-share {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.social-share a {
  color: var(--electric-blue);
  font-size: 1.5rem;
  transition: var(--transition);
}

.social-share a:hover {
  transform: scale(1.15);
  color: var(--text-primary);
}

/* Hero Section */
.hero {
  background: linear-gradient(160deg, var(--piano-black) 0%, var(--deep-charcoal) 50%, #0D1520 100%);
  padding: clamp(3rem, 10vw, 7rem) 0;
  color: var(--text-primary);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 217, 255, 0.08), transparent);
  pointer-events: none;
}

.hero-inner {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content { text-align: left; }

.hero h1 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: clamp(1.9rem, 5vw, 3.25rem);
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}

.hero h1 .accent {
  color: var(--electric-blue);
  text-shadow: var(--electric-blue-glow);
}

.quality-tag {
  color: var(--electric-blue);
  font-size: clamp(0.85rem, 2vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.subheading {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  margin-bottom: 1.5rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.guarantee {
  margin-bottom: 1.75rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.guarantee a {
  color: var(--electric-blue);
  text-decoration: none;
  transition: var(--transition);
}

.guarantee a:hover { text-shadow: var(--electric-blue-glow); }

.buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.image-container {
  text-align: center;
  position: relative;
}

.image-container::before {
  content: '';
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.image-container img {
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), var(--electric-blue-glow);
  border: 1px solid var(--glass-border);
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(0, 217, 255, 0.1);
}

/* Responsive — Mobile-first polish */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  nav ul {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(13, 13, 13, 0.98);
    backdrop-filter: blur(12px);
    padding: 1rem;
    border-bottom: 1px solid var(--glass-border);
    z-index: 999;
  }

  nav ul.active { display: flex; }

  .dropdown-content {
    position: static;
    background: transparent;
    border: none;
    box-shadow: none;
    padding-left: 1rem;
  }

  .logo-container { padding: 0 1rem; }

  .section { margin: 2.5rem auto; padding: 0 1rem; }

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

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content { text-align: center; }

  .buttons { justify-content: center; }

  .footer-links { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.6rem; }
  .buttons { flex-direction: column; width: 100%; }
  .buttons .cta { width: 100%; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .card { opacity: 1; transform: none; }
}