/* ================================================================
   O CÓDIGO DA MEMÓRIA - Main Stylesheet
   Design: Premium Dark | Gold Accents | Responsive
   ================================================================ */

/* ---- CSS Reset ---- */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #0a0b1a;
  color: #e2e8f0;
  overflow-x: hidden;
}
img { max-width:100%; display:block; }
a { text-decoration:none; color: inherit; }
ul { list-style:none; }
button { cursor:pointer; font-family:inherit; }

/* ---- Variables ---- */
:root {
  --bg-primary: #0a0b1a;
  --bg-secondary: #111328;
  --bg-card: #181b3a;
  --bg-section: #0d0f22;
  --gold: #d4a853;
  --gold-light: #e8c97a;
  --gold-dark: #b8922e;
  --gold-gradient: linear-gradient(135deg, #d4a853, #b8922e);
  --white: #ffffff;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(212, 168, 83, 0.2);
  --glow-gold: rgba(212, 168, 83, 0.15);
  --glow-blue: rgba(59, 130, 246, 0.1);
  --radius: 16px;
  --radius-sm: 8px;
  --shadow-lg: 0 25px 50px -12px rgba(0,0,0,0.5);
  --shadow-gold: 0 0 30px rgba(212,168,83,0.15);
  --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --container: 1200px;
}

/* ---- Container ---- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Typography ---- */
h1, h2, h3, h4 { font-weight: 800; line-height: 1.15; color: var(--white); }
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); margin-bottom: 16px; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(212,168,83,0.1);
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid rgba(212,168,83,0.2);
  margin-bottom: 16px;
}

/* ---- Gold Gradient Text ---- */
.gold-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-gold {
  background: var(--gold-gradient);
  color: #0a0b1a;
  box-shadow: 0 4px 20px rgba(212,168,83,0.3);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212,168,83,0.5);
}
.btn-outline {
  background: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
}
.btn-outline:hover {
  background: rgba(212,168,83,0.1);
  transform: translateY(-2px);
}
.btn-large {
  padding: 20px 48px;
  font-size: 1.1rem;
}
.btn-pulse {
  animation: pulse-glow 2s infinite;
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 4px 20px rgba(212,168,83,0.3); }
  50% { box-shadow: 0 4px 40px rgba(212,168,83,0.6); }
}

/* ---- Sections ---- */
.section {
  padding: 100px 0;
}
.section-dark { background: var(--bg-primary); }
.section-darker { background: var(--bg-section); }
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}
.section-header p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ---- Navigation ---- */
nav {
  position: relative;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}
nav.scrolled {
  background: rgba(10, 11, 26, 0.95);
  backdrop-filter: blur(20px);
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-logo {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.nav-logo span { color: var(--gold); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold-gradient);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.nav-links .btn-nav {
  padding: 10px 24px;
  background: var(--gold-gradient);
  color: #0a0b1a;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.85rem;
}
.nav-links .btn-nav::after { display: none; }

/* Mobile menu */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.mobile-toggle span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 60px 0 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg .gradient-1 {
  position: absolute;
  top: -30%;
  right: -20%;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(212,168,83,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-bg .gradient-2 {
  position: absolute;
  bottom: -30%;
  left: -20%;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(59,130,246,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-bg .grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-left {
  max-width: 600px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212,168,83,0.1);
  border: 1px solid rgba(212,168,83,0.2);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 24px;
}
.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: #22c55e;
  border-radius: 50%;
  animation: blink 2s infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.hero h1 { margin-bottom: 20px; }
.hero-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 520px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.hero-stat h4 { font-size: 1.6rem; }
.hero-stat p { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }

/* Hero Right - Visual card */
.hero-right {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card {
  background: linear-gradient(145deg, rgba(24,27,58,0.9), rgba(13,15,34,0.9));
  border: 1px solid rgba(212,168,83,0.15);
  border-radius: 24px;
  padding: 48px 40px;
  backdrop-filter: blur(10px);
  width: 100%;
  max-width: 460px;

  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gold-gradient);
}
.hero-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(212,168,83,0.2), rgba(212,168,83,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
  border: 1px solid rgba(212,168,83,0.2);
}
.hero-card h3 { margin-bottom: 12px; }
.hero-card p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; margin-bottom: 24px; }
.hero-card-list { display: flex; flex-direction: column; gap: 12px; }
.hero-card-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.hero-card-item i {
  color: var(--gold);
  font-weight: 700;
}

/* ---- Pain Section ---- */
.pain {
  background: var(--bg-secondary);
  position: relative;
}
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.pain-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  transition: var(--transition);
}
.pain-card:hover { transform: translateY(-4px); border-color: rgba(212,168,83,0.2); }
.pain-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.pain-card h4 { margin-bottom: 8px; font-size: 1.1rem; }
.pain-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.6; }

/* ---- Solution / About the Book ---- */
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.solution-visual {
  background: linear-gradient(145deg, var(--bg-card), var(--bg-secondary));
  border: 1px solid rgba(212,168,83,0.1);
  border-radius: 24px;
  padding: 40px;
  position: relative;
}
.solution-visual-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.solution-visual-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 12px;
  transition: var(--transition);
}
.solution-visual-item:hover {
  background: rgba(212,168,83,0.05);
  border-color: rgba(212,168,83,0.15);
  transform: translateX(4px);
}
.solution-visual-item .num {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--gold-gradient);
  color: #0a0b1a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.solution-visual-item .text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.4;
}
.solution-visual-item .text strong { color: var(--white); }
.solution-text h3 { margin-bottom: 16px; }
.solution-text p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}
.solution-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.solution-feat {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.solution-feat .check {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(212,168,83,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  flex-shrink: 0;
  font-size: 0.75rem;
  margin-top: 2px;
}
.solution-feat span { color: var(--text-secondary); font-size: 0.95rem; }

/* ---- What's Inside ---- */
.inside { background: var(--bg-secondary); }
.inside-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.inside-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.inside-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--gold-gradient);
  transition: var(--transition);
}
.inside-card:hover::before { height: 100%; }
.inside-card:hover { border-color: rgba(212,168,83,0.2); transform: translateY(-4px); }
.inside-num {
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(212,168,83,0.1);
  margin-bottom: 12px;
  line-height: 1;
}
.inside-card h4 { font-size: 1.05rem; margin-bottom: 8px; }
.inside-card p { color: var(--text-muted); font-size: 0.85rem; line-height: 1.6; }

/* ---- Bonuses ---- */
.bonus-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 700px;
  margin: 0 auto;
  justify-items: center;
}
.bonus-card {
  background: linear-gradient(145deg, var(--bg-card), transparent);
  border: 1px solid rgba(212,168,83,0.15);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}
.bonus-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-gold); }
.bonus-badge {
  position: absolute;
  top: -10px;
  right: 20px;
  background: var(--gold-gradient);
  color: #0a0b1a;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.bonus-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.bonus-card h4 { font-size: 1rem; margin-bottom: 8px; }
.bonus-card p { color: var(--text-muted); font-size: 0.85rem; line-height: 1.6; }
.bonus-value {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--gold);
  font-weight: 700;
}
.bonus-value del { color: var(--text-muted); margin-right: 6px; }

/* ---- Testimonials ---- */
.testimonials { background: var(--bg-secondary); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}
.testimonial-card:hover { border-color: rgba(212,168,83,0.15); }
.testimonial-stars {
  color: var(--gold);
  font-size: 0.9rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.testimonial-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}
.testimonial-info h5 { font-size: 0.9rem; color: var(--white); }
.testimonial-info p { font-size: 0.75rem; color: var(--text-muted); }

/* ---- Numbers / Social Proof ---- */
.numbers-section {
  background: linear-gradient(135deg, var(--bg-card), var(--bg-secondary));
  border-top: 1px solid rgba(212,168,83,0.1);
  border-bottom: 1px solid rgba(212,168,83,0.1);
}
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.number-item h3 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  color: var(--gold);
}
.number-item p { color: var(--text-muted); font-size: 0.85rem; margin-top: 4px; }

/* ---- Pricing ---- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}
.pricing-card.featured {
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
  transform: scale(1.02);
}
.pricing-card.featured::before {
  content: 'MAIS VENDIDO';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold-gradient);
  color: #0a0b1a;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 6px 20px;
  border-radius: 100px;
  letter-spacing: 2px;
}
.pricing-name { color: var(--text-muted); font-size: 0.95rem; font-weight: 600; margin-bottom: 12px; }
.pricing-price { font-size: 3.5rem; font-weight: 900; color: var(--white); }
.pricing-price span { font-size: 1rem; color: var(--text-muted); font-weight: 500; }
.pricing-original {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 4px 0 16px;
}
.pricing-original del { color: #ef4444; }
.pricing-features { text-align: left; margin: 24px 0; }
.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.pricing-features li::before {
  content: '✓';
  color: var(--gold);
  font-weight: 700;
}
.pricing-cta { margin-top: 8px; }

/* ---- Guarantee ---- */
.guarantee {
  text-align: center;
  padding: 80px 0;
}
.guarantee-content {
  max-width: 600px;
  margin: 0 auto;
}
.guarantee-icon {
  font-size: 4rem;
  margin-bottom: 20px;
}
.guarantee h3 { margin-bottom: 12px; }
.guarantee p { color: var(--text-secondary); line-height: 1.7; font-size: 0.95rem; }
.guarantee-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  padding: 12px 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ---- FAQ ---- */
.faq { background: var(--bg-secondary); }
.faq-list { max-width: 700px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 20px 0;
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  color: var(--white);
  transition: var(--transition);
}
.faq-question:hover { color: var(--gold); }
.faq-toggle {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}
.faq-item.open .faq-toggle { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}
.faq-item.open .faq-answer {
  max-height: 200px;
  padding-top: 16px;
}

/* ---- CTA Final ---- */
.cta-final {
  position: relative;
  padding: 120px 0;
  text-align: center;
  overflow: hidden;
}
.cta-final::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(212,168,83,0.08) 0%, transparent 70%);
}
.cta-final-content { position: relative; z-index: 1; max-width: 650px; margin: 0 auto; }
.cta-final h2 { margin-bottom: 16px; }
.cta-final p { color: var(--text-secondary); font-size: 1.1rem; line-height: 1.7; margin-bottom: 32px; }
.cta-final .btn { margin-bottom: 16px; }
.cta-final .payment-methods {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 0.85rem;
}


/* ---- Footer ---- */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}
.footer-brand .nav-logo { margin-bottom: 12px; display: inline-block; }
.footer-brand p { color: var(--text-muted); font-size: 0.85rem; line-height: 1.6; max-width: 300px; }
.footer-col h5 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 16px; color: var(--white); }
.footer-col a {
  display: block;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 6px 0;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.8rem; }
.footer-socials { display: flex; gap: 16px; }
.footer-socials a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-socials a:hover { background: var(--gold); color: #0a0b1a; border-color: var(--gold); }

/* ---- Animations ---- */
.animate-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.animate-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.animate-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ---- Floating particles (CSS only) ---- */
.particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--gold);
  border-radius: 50%;
  opacity: 0.2;
  animation: float 15s infinite;
}
@keyframes float {
  0% { transform: translateY(0) rotate(0); opacity: 0; }
  10% { opacity: 0.2; }
  90% { opacity: 0.2; }
  100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 40px; }

  .hero-card { max-width: 100%; }
  .hero-stats { justify-content: center; }
  .hero-left { text-align: center; max-width: 100%; }
  .hero-bg { overflow: hidden; }
  .hero-sub { margin: 0 auto 40px; }
  .hero-cta { justify-content: center; }
  .solution-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .hero { padding: 100px 0 60px; min-height: auto; }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10,11,26,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.2rem; }
  .mobile-toggle { display: flex; z-index: 1000; }
  .mobile-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .mobile-toggle.open span:nth-child(2) { opacity: 0; }
  .mobile-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .pain-grid,
  .inside-grid,
  .bonus-grid { grid-template-columns: 1fr; }

  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card.featured { transform: none; }

  .numbers-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }

  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section-header { margin-bottom: 40px; }

  .testimonials-grid {
    grid-template-columns: 1fr !important;
    max-width: 100% !important;
  }
}

@media (max-width: 480px) {
  .hero-card { padding: 32px 24px; }
  .btn-large { padding: 16px 32px; font-size: 1rem; }
  .pricing-card { padding: 28px 20px; }
}

/* ---- Smooth scrollbar ---- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
  background: var(--bg-card);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--gold-dark); }

/* ---- Selection ---- */
::selection { background: rgba(212,168,83,0.3); color: var(--white); }

/* ---- Loading animation ---- */
.loading-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gold-gradient);
  z-index: 9999;
  transform: translateX(-100%);
  animation: loading 1.5s ease-in-out infinite;
}
@keyframes loading {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}


/* ---- Back to Top Button ---- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 999;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #d4a853, #b8922e);
  color: #0a0b1a;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(212,168,83,0.3);
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(212,168,83,0.5);
}
@media (max-width: 480px) {
  .back-to-top { bottom: 20px; right: 20px; width: 42px; height: 42px; font-size: 1.1rem; }
}