/* ==========================================================================
   TeaHouse Fansub - Responsive & Mobile Styles
   ========================================================================== */

/* Mobile Bottom Navigation Bar */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  background: rgba(11, 15, 20, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-subtle);
  z-index: 100;
  justify-content: space-around;
  align-items: center;
  padding: 0 10px;
}

.mobile-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.mobile-nav-btn.active {
  color: var(--tea-green-light);
}

.mobile-nav-btn svg {
  width: 20px;
  height: 20px;
}

/* Offcanvas Mobile Drawer */
.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 250;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -300px;
  width: 280px;
  height: 100%;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-matcha);
  z-index: 260;
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: right var(--transition-smooth);
  box-shadow: var(--shadow-lg);
}

.mobile-drawer-overlay.active .mobile-drawer {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.drawer-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.drawer-menu a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  transition: var(--transition-fast);
}

.drawer-menu a:hover,
.drawer-menu a.active {
  background: var(--tea-green-subtle);
  color: var(--tea-green-light);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.2rem;
  }
  
  .anime-post-content {
    grid-template-columns: 240px 1fr;
    gap: 24px;
    padding: 0 24px 28px;
  }

  .anime-specs-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .nav-menu,
  .quick-search-trigger {
    display: none;
  }

  .mobile-toggle-btn,
  .mobile-bottom-nav {
    display: flex;
  }

  .main-content {
    padding-bottom: 90px;
  }

  .hero-slider-section {
    min-height: 400px;
  }

  .hero-content {
    padding: 24px 18px;
  }

  .hero-title {
    font-size: 1.7rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-synopsis {
    display: none;
  }

  /* Post Page Responsiveness */
  .anime-post-hero {
    border-radius: var(--radius-md);
    margin-bottom: 24px;
  }

  .anime-post-backdrop {
    height: 240px;
  }

  .anime-post-content {
    grid-template-columns: 1fr;
    margin-top: -100px;
    padding: 0 16px 24px;
    gap: 20px;
  }

  .anime-post-poster-frame {
    max-width: 200px;
    margin: 0 auto 10px;
  }

  .anime-post-header h1 {
    font-size: 1.5rem;
    line-height: 1.3;
    word-break: break-word;
  }

  .anime-post-en-title {
    font-size: 0.95rem;
  }

  .anime-specs-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    padding: 12px;
  }

  .spec-item {
    padding: 6px 4px;
  }

  .spec-label {
    font-size: 0.72rem;
  }

  .spec-value {
    font-size: 0.85rem;
    word-break: break-word;
  }

  /* Episode Download Cards on Mobile */
  .episode-download-card {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 14px;
  }

  .ep-left-cluster {
    width: 100%;
    min-width: 0;
    gap: 12px;
  }

  .ep-title-text {
    font-size: 0.95rem;
    word-break: break-word;
  }

  .ep-links-cluster {
    width: 100%;
    justify-content: stretch;
    gap: 8px;
  }

  .ep-link-btn {
    flex: 1 1 auto;
    text-align: center;
    justify-content: center;
    padding: 8px 12px;
    font-size: 0.82rem;
  }

  .anime-cards-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 14px;
  }

  .anime-card-title {
    font-size: 0.86rem;
  }

  .slider-indicators {
    display: none;
  }
}

@media (max-width: 480px) {
  .anime-post-backdrop {
    height: 200px;
  }

  .anime-post-content {
    margin-top: -80px;
    padding: 0 12px 20px;
  }

  .anime-post-poster-frame {
    max-width: 170px;
  }

  .anime-post-header h1 {
    font-size: 1.35rem;
  }

  .anime-specs-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    padding: 10px;
  }

  .episode-stamp-box {
    min-width: 75px;
    padding: 10px 8px 4px;
  }

  .stamp-box-value {
    font-size: 1.15rem;
  }

  .anime-cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
}