:root {
  /* Colors */
  --bg-dark: #000000;
  --bg-light: #f5f5f7;
  --bg-pure-white: #ffffff;
  
  --text-dark: #f5f5f7;
  --text-dark-muted: #86868b;
  --text-light: #1d1d1f;
  --text-light-muted: #86868b;
  
  --accent-blue: #2997ff;
  --accent-hover: #0071e3;
  
  --border-light: #d2d2d7;
  --border-dark: #424245;
}

@font-face {
  font-family: 'SF Pro Display';
  src: url('https://applesocial.s3.amazonaws.com/assets/styles/fonts/sanfrancisco/sanfranciscodisplay-bold-webfont.woff') format('woff');
  font-weight: 700;
}
@font-face {
  font-family: 'SF Pro Display';
  src: url('https://applesocial.s3.amazonaws.com/assets/styles/fonts/sanfrancisco/sanfranciscodisplay-semibold-webfont.woff') format('woff');
  font-weight: 600;
}
@font-face {
  font-family: 'SF Pro Text';
  src: url('https://applesocial.s3.amazonaws.com/assets/styles/fonts/sanfrancisco/sanfranciscotext-regular-webfont.woff') format('woff');
  font-weight: 400;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-dark);
  line-height: 1.47059;
  font-weight: 400;
  letter-spacing: -0.022em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography Scale */
.headline-mega {
  font-size: clamp(4rem, 10vw, 8rem);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.05em;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
}

.headline-huge {
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.04em;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
}

.headline-large {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.03em;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
}

.headline-medium {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.copy-large {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-dark-muted);
}
.section-light .copy-large, .section-white .copy-large {
  color: var(--text-light-muted);
}

.copy-medium {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.5;
  font-weight: 400;
  letter-spacing: -0.01em;
}

/* Layout Utilities */
.section {
  padding: 140px 20px;
  position: relative;
  overflow: hidden;
}

.section-dark {
  background-color: var(--bg-dark);
  color: var(--text-dark);
}

.section-light {
  background-color: var(--bg-light);
  color: var(--text-light);
}

.section-white {
  background-color: var(--bg-pure-white);
  color: var(--text-light);
}

.container {
  max-width: 1040px;
  margin: 0 auto;
}

.container-large {
  max-width: 1400px;
  margin: 0 auto;
}

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

/* Gradients */
.gradient-text {
  background: linear-gradient(90deg, #ffb6ff, #b344ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-blue {
  background: linear-gradient(90deg, #00c6ff, #0072ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Buttons */
.btn-primary {
  background-color: var(--text-dark);
  color: var(--bg-dark);
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  text-decoration: none;
}

.btn-primary:hover {
  transform: scale(1.02);
  opacity: 0.9;
}

.btn-outline {
  background-color: transparent;
  color: var(--text-dark);
  border: 1px solid var(--text-dark);
  padding: 11px 23px;
  border-radius: 999px;
  font-size: 17px;
  font-weight: 400;
  letter-spacing: -0.02em;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.btn-outline:hover {
  background-color: var(--text-dark);
  color: var(--bg-dark);
}
.btn-outline.dark {
  border-color: var(--text-light);
  color: var(--text-light);
}
.btn-outline.dark:hover {
  background-color: var(--text-light);
  color: var(--bg-light);
}

/* Form Styling */
.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 24px;
  border-radius: 18px;
  color: var(--text-dark);
  font-size: 1.125rem;
  font-family: inherit;
  transition: all 0.3s ease;
  margin-bottom: 20px;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-blue);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 4px rgba(41, 151, 255, 0.2);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(40px) scale(0.98);
  transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }
.reveal.delay-4 { transition-delay: 0.4s; }

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}
.navbar.light {
  background: rgba(255, 255, 255, 0.72);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

/* Hero Parallax */
/* Apple Pro Redesign Overrides */
.hero-text-section {
  padding: 80px 0 40px 0;
}
.hero-image-container {
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
}
.hero-image {
  width: 100%;
  height: auto;
  display: block;
}

/* Massive Spacing */
.section-spaced {
  padding: 180px 0;
}
.text-massive {
  font-size: 5rem;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.05em;
  margin-bottom: 24px;
}
@media (max-width: 768px) {
  .text-massive {
    font-size: 3.5rem;
  }
}

/* Trust Badges */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: center;
  align-items: center;
  padding: 40px 0;
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
  margin-top: 60px;
}
.trust-badge-item {
  color: var(--text-dark-muted);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Cost Comparison Card */
.comparison-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-dark);
  border-radius: 32px;
  padding: 48px;
  text-align: left;
  transition: all 0.3s ease;
}
.comparison-card:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-5px);
}
.comparison-card .price {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  margin: 16px 0;
}
.comparison-card .price-strike {
  text-decoration: line-through;
  color: var(--text-dark-muted);
  font-size: 1.5rem;
}

/* FAQ Accordion */
.faq-item {
  border-bottom: 1px solid var(--border-dark);
  padding: 24px 0;
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--text-dark);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0;
}
.faq-icon {
  font-size: 1.5rem;
  color: var(--accent-blue);
  transition: transform 0.3s ease;
}
.faq-question.active .faq-icon {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-answer p {
  padding-top: 16px;
  color: var(--text-dark-muted);
}