/* MusikDesk - Main Stylesheet */
:root {
  --primary: #5B21B6;
  --primary-dark: #4C1D95;
  --primary-light: #7C3AED;
  --accent: #D97706;
  --accent-light: #F59E0B;
  --cream: #FFFBF0;
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-400: #9CA3AF;
  --gray-600: #4B5563;
  --gray-800: #1F2937;
  --gray-900: #111827;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow: 0 4px 16px rgba(91,33,182,0.12);
  --shadow-lg: 0 12px 40px rgba(91,33,182,0.18);
  --radius: 12px;
  --radius-lg: 20px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--cream);
  color: var(--gray-800);
  line-height: 1.6;
  font-size: 16px;
}

/* NAVIGATION */
nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,251,240,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  padding: 0 2rem;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--primary);
}
.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; }
.nav-links a {
  text-decoration: none;
  color: var(--gray-600);
  font-weight: 500;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--primary); }
.nav-cta {
  background: var(--primary);
  color: white !important;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  font-weight: 600 !important;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--primary-dark) !important; color: white !important; }

/* HERO */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  color: white;
  padding: 6rem 2rem 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(217,119,6,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: rgba(255,255,255,0.9);
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.hero h1 span { color: var(--accent-light); }
.hero-sub {
  font-size: 1.2rem;
  opacity: 0.85;
  max-width: 580px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }
.btn-primary {
  background: var(--accent);
  color: white;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.2s;
  box-shadow: 0 4px 14px rgba(217,119,6,0.4);
  border: none;
  cursor: pointer;
  display: inline-block;
}
.btn-primary:hover { background: var(--accent-light); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(217,119,6,0.5); }
.btn-secondary {
  background: rgba(255,255,255,0.15);
  color: white;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.3);
  transition: all 0.2s;
  display: inline-block;
}
.btn-secondary:hover { background: rgba(255,255,255,0.25); }
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num { font-size: 2rem; font-weight: 800; color: var(--accent-light); display: block; }
.stat-label { font-size: 0.8rem; opacity: 0.7; }

/* SECTIONS */
section { padding: 5rem 2rem; }
.container { max-width: 1200px; margin: 0 auto; }
.section-badge {
  display: inline-block;
  background: rgba(91,33,182,0.1);
  color: var(--primary);
  padding: 0.3rem 0.9rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.section-sub { color: var(--gray-600); font-size: 1.1rem; max-width: 600px; }
.text-center { text-align: center; }
.text-center .section-sub { margin: 0 auto; }

/* MODULES */
.modules-bg { background: var(--white); }
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.module-card {
  background: var(--cream);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.module-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--primary), var(--primary-light));
  border-radius: 4px 0 0 4px;
}
.module-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--primary);
}
.module-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.module-title { font-weight: 700; font-size: 1rem; color: var(--gray-900); margin-bottom: 0.5rem; }
.module-desc { color: var(--gray-600); font-size: 0.9rem; line-height: 1.5; }

/* HOW IT WORKS */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}
.step {
  text-align: center;
  padding: 1.5rem;
}
.step-num {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  color: white;
  margin: 0 auto 1rem;
}
.step h3 { font-weight: 700; margin-bottom: 0.5rem; }
.step p { color: var(--gray-600); font-size: 0.9rem; }

/* PRICING */
.pricing-bg { background: var(--gray-900); color: white; }
.pricing-bg .section-title { color: white; }
.pricing-bg .section-sub { color: rgba(255,255,255,0.65); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.pricing-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all 0.3s;
  position: relative;
}
.pricing-card.featured {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-color: var(--primary-light);
  transform: scale(1.03);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: white;
  padding: 0.2rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
}
.plan-name { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; opacity: 0.7; margin-bottom: 0.5rem; }
.plan-price { font-size: 3rem; font-weight: 900; margin-bottom: 0.25rem; line-height: 1; }
.plan-price span { font-size: 1rem; font-weight: 400; opacity: 0.7; }
.plan-desc { font-size: 0.85rem; opacity: 0.65; margin-bottom: 1.5rem; }
.plan-features { list-style: none; margin-bottom: 2rem; }
.plan-features li {
  padding: 0.4rem 0;
  font-size: 0.9rem;
  display: flex;
  gap: 0.5rem;
  opacity: 0.85;
}
.plan-features li::before { content: '✓'; color: var(--accent-light); font-weight: 700; flex-shrink: 0; }
.plan-cta {
  display: block;
  text-align: center;
  padding: 0.8rem;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s;
}
.plan-cta-outline {
  border: 1px solid rgba(255,255,255,0.3);
  color: white;
}
.plan-cta-outline:hover { background: rgba(255,255,255,0.1); }
.plan-cta-filled {
  background: white;
  color: var(--primary);
}
.plan-cta-filled:hover { background: var(--cream); }

/* TESTIMONIALS */
.testimonials-bg { background: var(--cream); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.testimonial {
  background: white;
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.testimonial-text {
  font-style: italic;
  color: var(--gray-600);
  margin-bottom: 1.2rem;
  line-height: 1.7;
}
.testimonial-author { display: flex; align-items: center; gap: 0.8rem; }
.author-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: white;
}
.author-name { font-weight: 700; font-size: 0.9rem; }
.author-role { font-size: 0.8rem; color: var(--gray-400); }
.stars { color: var(--accent); font-size: 0.8rem; margin-bottom: 0.8rem; }

/* FAQ */
.faq-list { max-width: 740px; margin: 3rem auto 0; }
.faq-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: white;
}
.faq-q {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.2rem 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--gray-800);
  transition: background 0.2s;
}
.faq-q:hover { background: var(--gray-50); }
.faq-a { padding: 0 1.5rem 1.2rem; color: var(--gray-600); font-size: 0.9rem; line-height: 1.6; display: none; }
.faq-item.open .faq-a { display: block; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-arrow { transition: transform 0.2s; opacity: 0.5; }

/* CTA BAND */
.cta-band {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
  color: white;
  text-align: center;
  padding: 5rem 2rem;
}
.cta-band h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 1rem; }
.cta-band p { opacity: 0.8; margin-bottom: 2rem; font-size: 1.1rem; }

/* FOOTER */
footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.6);
  padding: 3rem 2rem 1.5rem;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.footer-brand { font-size: 1.3rem; font-weight: 800; color: white; margin-bottom: 0.75rem; }
.footer-tagline { font-size: 0.85rem; line-height: 1.6; margin-bottom: 1rem; }
.footer-col h4 { color: white; font-size: 0.85rem; font-weight: 700; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 0.05em; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a { color: rgba(255,255,255,0.55); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.footer-col a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* COMPLIANCE ICONS */
.compliance-strip {
  background: white;
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  padding: 1.5rem 2rem;
}
.compliance-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  align-items: center;
}
.compliance-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--gray-600);
  font-weight: 500;
}
.compliance-item .icon { font-size: 1.2rem; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero { padding: 4rem 1.5rem 3rem; }
  .hero-stats { gap: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  section { padding: 3.5rem 1.5rem; }
  .pricing-card.featured { transform: none; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}