/* ==========================================================================
   Lembre-me Landing Page Stylesheet — Modernist / Swiss Showcase Edition
   Inspirado nos Banners Promocionais das Lojas de Aplicativos
   Dominante: Volt Lime (#CDFF4B) & Deep Charcoal (#111110)
   ========================================================================== */

:root {
  /* Design Tokens Fiel ao App & Visual Modernist */
  --bg-dark: #111110;
  --bg-shell: #0A0A08;
  --bg-card: #1A1A18;
  --bg-card-hover: #22221F;
  
  /* Primary Accent Colors */
  --accent-lime: #CDFF4B;
  --accent-lime-hover: #D8FF66;
  --accent-dark-text: #111110;
  
  /* Text System */
  --text-primary: #F3F2EC;
  --text-secondary: rgba(243, 242, 236, 0.6);
  --text-muted: rgba(243, 242, 236, 0.4);
  --text-dark-primary: #111110;
  --text-dark-muted: rgba(17, 17, 16, 0.65);
  
  /* Borders & Dividers */
  --border-light: rgba(243, 242, 236, 0.1);
  --border-dark: rgba(17, 17, 16, 0.15);
  --accent-border: rgba(205, 255, 75, 0.3);
  --accent-bg-subtle: rgba(205, 255, 75, 0.1);
  
  /* Typography */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;
  
  /* Layout & Radii */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --radius-full: 9999px;
  
  /* Smooth Transitions */
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography Utilities */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.text-highlight {
  color: var(--accent-lime);
}

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

/* Buttons & Badges */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent-lime);
  color: var(--accent-dark-text);
  border-color: var(--accent-lime);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: var(--accent-lime-hover);
  border-color: var(--accent-lime-hover);
}

.btn-secondary {
  background: rgba(243, 242, 236, 0.06);
  color: var(--text-primary);
  border-color: var(--border-light);
}

.btn-secondary:hover {
  background: rgba(243, 242, 236, 0.12);
  border-color: var(--text-primary);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.55rem 1.35rem;
  font-size: 0.9rem;
}

.btn-lg {
  padding: 1.1rem 2.2rem;
  font-size: 1.05rem;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--accent-bg-subtle);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-lime);
  margin-bottom: 1.5rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-lime);
  border-radius: 50%;
}

.section-badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: var(--accent-bg-subtle);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent-lime);
  margin-bottom: 1rem;
}

.badge-green {
  background: var(--accent-bg-subtle);
  border-color: var(--accent-border);
  color: var(--accent-lime);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: rgba(17, 17, 16, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  z-index: 100;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-app-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  background: var(--accent-lime);
  color: var(--accent-dark-text);
  border-radius: 4px;
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--accent-lime);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding-top: 160px;
  padding-bottom: 80px;
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.2rem;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  gap: 1rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.hero-trust {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--accent-lime);
}

/* Store Badge Buttons */
.store-badge-btn {
  display: inline-block;
  text-decoration: none;
  transition: var(--transition-fast);
  border-radius: 10px;
}

.store-badge-btn:hover {
  transform: translateY(-3px);
}

.store-svg-badge {
  height: 52px;
  width: auto;
  display: block;
}

/* Hero Dual Phone Showcase */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-dual-phones {
  position: relative;
  width: 100%;
  max-width: 420px;
  height: 560px;
  display: flex;
  align-items: center;
  perspective: 1000px;
}

.phone-front {
  position: relative;
  z-index: 2;
  width: 250px;
  aspect-ratio: 590 / 1280;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.85), 0 0 30px rgba(205, 255, 75, 0.2);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.phone-back {
  position: absolute;
  right: 15px;
  top: 40px;
  z-index: 1;
  width: 215px;
  aspect-ratio: 590 / 1280;
  opacity: 0.88;
  filter: brightness(0.9);
  transform: rotate(8deg);
  transition: all 0.4s ease;
}

.hero-dual-phones:hover .phone-front {
  transform: translateY(-8px) rotate(-2deg);
}

.hero-dual-phones:hover .phone-back {
  transform: rotate(12deg) translateX(25px) translateY(-5px);
  opacity: 0.98;
  filter: brightness(0.98);
}

.phone-frame {
  background: #000;
  border: 3px solid rgba(243, 242, 236, 0.18);
  border-radius: 36px;
  position: relative;
  overflow: hidden;
}

.phone-frame.image-frame {
  display: flex;
  flex-direction: column;
}

.app-screenshot-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 32px;
  display: block;
}

.phone-notch {
  display: none;
}

/* Metrics Banner */
.metrics-bar {
  background: var(--bg-shell);
  border-y: 1px solid var(--border-light);
  padding: 2.5rem 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent-lime);
  margin-bottom: 0.25rem;
}

.metric-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Modernist Showcase Section (Directly modeled after Store Banners)
   ========================================================================== */

.showcase-section {
  padding: 100px 0;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 3.5rem auto;
}

.modernist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.modernist-card {
  border-radius: var(--radius-lg);
  padding: 2.5rem 2.25rem 0 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  min-height: 600px;
  position: relative;
  transition: transform 0.3s ease;
}

.modernist-card:hover {
  transform: translateY(-4px);
}

.card-full {
  grid-column: span 2;
  min-height: 560px;
}

/* Card Themes */
.card-lime {
  background-color: var(--accent-lime);
  color: var(--accent-dark-text);
}

.card-dark {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
}

/* Top Bar: Pill Kicker + Step Counter */
.card-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
}

.kicker-pill {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
}

.pill-dark {
  background: var(--accent-dark-text);
  color: var(--accent-lime);
}

.pill-lime {
  background: var(--accent-lime);
  color: var(--accent-dark-text);
}

.step-counter {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.counter-dark {
  color: var(--text-dark-muted);
}

.counter-lime {
  color: var(--text-secondary);
}

/* Card Titles & Text */
.card-content-wrap {
  margin-bottom: 2rem;
}

.modernist-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 0.75rem;
  letter-spacing: -0.03em;
}

.text-dark { color: var(--accent-dark-text); }
.text-light { color: var(--text-primary); }

.modernist-sub {
  font-size: 1.05rem;
  line-height: 1.5;
}

.text-dark-muted { color: rgba(17, 17, 16, 0.75); }
.text-light-muted { color: var(--text-secondary); }

/* Mockup Container within Card */
.mockup-container {
  display: flex;
  justify-content: center;
  margin-top: auto;
}

.mockup-sm {
  width: 230px;
  aspect-ratio: 590 / 1280;
  border-radius: 32px 32px 0 0;
  border-bottom: none;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.horizontal-mockup .mockup-sm {
  width: 230px;
  aspect-ratio: 590 / 1280;
}

/* Technical Features Section */
.section {
  padding: 90px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: var(--transition-fast);
}

.feature-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-3px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--accent-bg-subtle);
  border: 1px solid var(--accent-border);
  color: var(--accent-lime);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-icon svg { width: 22px; height: 22px; }

.feature-title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Privacy Section */
.privacy-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
}

.privacy-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.privacy-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.privacy-points {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.privacy-point {
  display: flex;
  gap: 1rem;
}

.point-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-bg-subtle);
  border: 1px solid var(--accent-border);
  color: var(--accent-lime);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.privacy-point h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.privacy-point p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.shield-card {
  background: var(--bg-shell);
  border: 1px solid var(--accent-border);
  border-radius: 24px;
  padding: 2.5rem;
  text-align: center;
}

.shield-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--accent-bg-subtle);
  color: var(--accent-lime);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem auto;
}

.shield-icon svg { width: 32px; height: 32px; }

.shield-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.shield-subtitle {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.shield-divider {
  height: 1px;
  background: var(--border-light);
  margin-bottom: 1.5rem;
}

.shield-badges {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  align-items: flex-start;
}

.shield-badges svg { color: var(--accent-lime); margin-right: 0.5rem; }

/* Formal Privacy Policy Card */
.privacy-policy-card {
  margin-top: 3rem;
  background: var(--bg-card);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transition: var(--transition-fast);
}

.privacy-policy-card.highlighted {
  border-color: var(--accent-lime);
  box-shadow: 0 0 35px rgba(205, 255, 75, 0.25);
  transform: translateY(-2px);
}

.policy-card-header {
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 2rem;
  margin-bottom: 2.5rem;
}

.policy-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: var(--accent-bg-subtle);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-lime);
  margin-bottom: 1rem;
}

.policy-header-badge svg {
  width: 16px;
  height: 16px;
}

.policy-card-title {
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.policy-card-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
}

.policy-content-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.policy-block {
  display: flex;
  gap: 1.25rem;
  background: rgba(10, 10, 8, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: var(--transition-fast);
}

.policy-block:hover {
  border-color: var(--accent-border);
  background: rgba(26, 26, 24, 0.9);
}

.policy-block-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-bg-subtle);
  border: 1px solid var(--accent-border);
  color: var(--accent-lime);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.policy-block-icon svg {
  width: 20px;
  height: 20px;
}

.policy-block-body h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.policy-block-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.policy-block-body code {
  font-family: var(--font-mono);
  background: rgba(205, 255, 75, 0.15);
  color: var(--accent-lime);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85rem;
}

.policy-card-footer {
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.policy-footer-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.policy-footer-info svg {
  width: 18px;
  height: 18px;
  color: var(--accent-lime);
}

.policy-version-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--accent-lime);
  background: linear-gradient(180deg, var(--accent-bg-subtle) 0%, var(--bg-card) 100%);
}

.pricing-header {
  margin-bottom: 2rem;
}

.plan-name {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.plan-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.plan-price {
  display: flex;
  align-items: center;
  margin-top: 0.5rem;
}

.plan-type-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  background: rgba(243, 242, 236, 0.08);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.plan-type-badge.pro-badge {
  background: var(--accent-bg-subtle);
  border-color: var(--accent-border);
  color: var(--accent-lime);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.pricing-features .check {
  color: var(--accent-lime);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* FAQ Section */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-icon {
  width: 20px;
  height: 20px;
  color: var(--accent-lime);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 200px;
  padding: 0 1.5rem 1.25rem 1.5rem;
}

/* Download CTA Section */
.download-cta {
  padding: 80px 0;
}

.download-box {
  background: var(--accent-lime);
  color: var(--accent-dark-text);
  border-radius: var(--radius-lg);
  padding: 4rem 2rem;
}

.download-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--accent-dark-text);
}

.download-subtitle {
  font-size: 1.15rem;
  color: rgba(17, 17, 16, 0.75);
  max-width: 600px;
  margin: 0 auto 2.5rem auto;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* Footer */
.footer {
  background: var(--bg-shell);
  border-top: 1px solid var(--border-light);
  padding: 60px 0 30px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 320px;
  margin-top: 1rem;
}

.footer-links h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-lime);
}

.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-privacy-badge {
  font-family: var(--font-mono);
  color: var(--accent-lime);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid, .privacy-grid, .modernist-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .card-full { grid-column: span 1; }
  .hero-title { font-size: 2.8rem; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--bg-dark);
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-light);
  }
  
  .nav-menu.open { display: flex; }
  .mobile-toggle { display: block; }
  
  .hero-title { font-size: 2.2rem; }
  .features-grid, .pricing-grid { grid-template-columns: 1fr; }
  
  .hero-dual-phones {
    height: 500px;
    max-width: 300px;
    justify-content: center;
  }
  .phone-back { display: none; }
  .phone-front {
    width: 260px;
    aspect-ratio: 590 / 1280;
  }
  
  .footer-bottom-content {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .policy-content-grid {
    grid-template-columns: 1fr;
  }

  .policy-block {
    flex-direction: column;
    align-items: center;
  }

  .policy-block-body {
    width: 100%;
  }
}