/* =========================================
   Responsive Breakpoints & Mobile Drawer
   ========================================= */

/* Mobile Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(9, 11, 16, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: 30px 20px;
  gap: 20px;
  transform: translateY(-120%);
  transition: transform var(--transition-slow);
  border-bottom: 1px solid var(--border-light);
  overflow-y: auto;
}

.mobile-nav-drawer.open {
  transform: translateY(0);
}

[data-theme="light"] .mobile-nav-drawer {
  background: rgba(248, 250, 252, 0.98);
  border-bottom: 1px solid var(--border-light);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 18px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.mobile-nav-links a {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.mobile-nav-links a:hover {
  color: var(--accent-mint);
}

/* =========================================
   Breakpoint: Desktop Large (1200px)
   ========================================= */
@media (max-width: 1200px) {
  .hero-grid {
    gap: 36px;
  }
}

/* =========================================
   Breakpoint: Tablets & Small Desktops (960px)
   Switches navigation to mobile hamburger
   ========================================= */
@media (max-width: 960px) {
  .nav-links, .nav-actions .nav-cta {
    display: none !important;
  }

  .mobile-toggle {
    display: flex !important;
    align-items: center;
    justify-content: center;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

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

  .hero-cta-group {
    justify-content: center;
  }

  .hero-stats-strip {
    grid-template-columns: repeat(4, 1fr);
    justify-items: center;
  }

  .rules-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .rules-grid .rule-card {
    grid-column: span 1;
  }

  .rules-grid .rule-card:nth-child(4) {
    grid-column: span 1;
  }

  .rules-grid .rule-card:nth-child(5) {
    grid-column: 1 / -1;
  }

  .worlds-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .daily-box {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 36px 24px;
    gap: 30px;
  }

  .daily-badge-strip,
  .daily-timer-wrap {
    justify-content: center;
  }

  .themes-container {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .cta-banner {
    padding: 44px 28px;
  }

  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

/* =========================================
   Breakpoint: Mobile Devices (768px)
   ========================================= */
@media (max-width: 768px) {
  .section-wrapper {
    padding: 36px 16px;
  }

  .navbar {
    padding: 12px 16px;
  }

  .brand-logo {
    gap: 8px;
  }

  .brand-name {
    font-size: 0.85rem;
  }

  .brand-icon {
    width: 36px;
    height: 36px;
  }

  .nav-actions {
    gap: 8px;
  }

  .theme-btn {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }

  .mobile-toggle {
    padding: 6px 10px;
    font-size: 1.15rem;
  }

  .hero-section {
    padding: 95px 16px 40px;
    min-height: auto;
  }

  .hero-tagline {
    font-size: 2.3rem;
  }

  .hero-description {
    font-size: 0.98rem;
  }

  .hero-stats-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    text-align: center;
  }

  .phone-frame {
    width: 100%;
    max-width: 280px;
    height: 540px;
    margin: 0 auto;
  }

  .rules-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .rules-grid .rule-card,
  .rules-grid .rule-card:nth-child(4),
  .rules-grid .rule-card:nth-child(5) {
    grid-column: auto;
    padding: 24px 18px;
  }

  .rule-visual {
    max-height: 180px;
  }

  .worlds-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .daily-box {
    padding: 28px 16px;
    gap: 24px;
    border-radius: var(--radius-md);
  }

  .daily-badge-strip {
    justify-content: center;
    gap: 8px;
  }

  .streak-flame-chip {
    font-size: 0.72rem;
    padding: 5px 12px;
  }

  .daily-timer-wrap {
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin: 18px 0 24px;
  }

  .daily-timer-boxes {
    display: flex;
    justify-content: center;
    gap: 6px;
    width: 100%;
  }

  .countdown-box {
    padding: 8px 10px;
    min-width: 48px;
  }

  .countdown-num {
    font-size: 1.1rem;
  }

  .countdown-lbl {
    font-size: 0.58rem;
  }

  .countdown-colon {
    font-size: 0.85rem;
  }

  .daily-timer-label {
    font-size: 0.8rem;
  }

  .daily-visual-preview {
    padding: 16px;
  }

  .daily-visual-preview svg {
    max-width: 100%;
    height: auto;
  }

  .theme-display-canvas {
    padding: 24px 16px;
    min-height: 320px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-card {
    padding: 24px 18px;
  }

  .cta-banner {
    padding: 36px 18px;
  }

  .cta-banner h2 {
    font-size: 1.7rem;
  }

  .cta-banner p {
    font-size: 0.98rem;
    margin-bottom: 24px;
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* =========================================
   Breakpoint: Small Mobile Phones (<= 480px)
   ========================================= */
@media (max-width: 480px) {
  .hero-tagline {
    font-size: 1.95rem;
    line-height: 1.15;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .hero-cta-group .btn {
    width: 100%;
    justify-content: center;
  }

  .btn-playstore {
    width: 100%;
    justify-content: center;
    padding: 10px 18px;
  }

  .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  .phone-frame {
    width: 100%;
    max-width: 260px;
    height: 500px;
    padding: 12px;
  }

  .phone-screen {
    padding: 16px 12px;
  }

  .daily-box h2 {
    font-size: 1.45rem;
  }

  .daily-box p {
    font-size: 0.92rem;
  }

  .countdown-box {
    padding: 6px 8px;
    min-width: 42px;
  }

  .countdown-num {
    font-size: 0.98rem;
  }

  .cta-banner {
    padding: 30px 14px;
  }
}