/* ==========================================================================
   LAYARDRACHIN - Design System & Stylesheet (Netflix Red Aesthetic)
   ========================================================================== */

:root {
  --bg-dark: #090a0f;
  --bg-surface: #12141d;
  --bg-surface-glass: rgba(18, 20, 29, 0.92);
  --border-glass: rgba(255, 255, 255, 0.1);
  
  --netflix-red: #E50914;
  --netflix-red-bright: #FF2E36;
  --netflix-red-dark: #B81D24;
  --netflix-glow: rgba(229, 9, 20, 0.45);

  --dramabox-color: #ff2a5f;
  --dramabox-glow: rgba(255, 42, 95, 0.4);
  --netshort-color: #ff6b00;
  --netshort-glow: rgba(255, 107, 0, 0.4);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  
  --radius-full: 9999px;
  --radius-lg: 16px;
  --radius-md: 12px;

  --header-height: 56px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-dark);
  font-family: 'Plus Jakarta Sans', 'Outfit', system-ui, -apple-system, sans-serif;
  color: var(--text-main);
}

/* ==========================================================================
   Top Header Bar (Non-Overlapping Fixed Bar)
   ========================================================================== */

.top-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  padding: 0 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 9999;
  background: var(--bg-surface-glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
}

/* Brand Badge & Netflix Style Logo */
.brand-container {
  display: flex;
  align-items: center;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--netflix-red);
  box-shadow: 0 0 12px var(--netflix-red);
  animation: pulse-netflix 1.8s infinite alternate;
}

@keyframes pulse-netflix {
  0% { transform: scale(0.85); opacity: 0.8; box-shadow: 0 0 6px var(--netflix-red); }
  100% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 16px var(--netflix-red-bright); }
}

.brand-name {
  font-family: 'Bebas Neue', 'Outfit', sans-serif;
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  line-height: 1;
  user-select: none;
}

.layar-text {
  color: var(--netflix-red);
  background: linear-gradient(180deg, #FF2E36 0%, #E50914 55%, #B81D24 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(229, 9, 20, 0.65));
}

.drachin-text {
  color: #ffffff;
  letter-spacing: 0.06em;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.8));
}

/* Floating Switcher Bar (Top Right) */
.switcher-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
}

/* Active Sliding Indicator */
.active-indicator {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: 105px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--dramabox-color), #d91b4c);
  box-shadow: 0 4px 20px var(--dramabox-glow);
  transition: transform var(--transition-smooth), width var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  z-index: 1;
}

/* Switcher Nav Tabs */
.nav-tab {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 0.84rem;
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), transform var(--transition-fast);
  user-select: none;
}

.nav-tab:hover {
  color: #ffffff;
  transform: translateY(-1px);
}

.nav-tab.active {
  color: #ffffff;
}

.tab-icon {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  object-fit: cover;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
  transition: transform var(--transition-fast);
}

.nav-tab:hover .tab-icon {
  transform: scale(1.1);
}

/* Settings Icon Button */
.settings-btn {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  cursor: pointer;
  margin-left: 2px;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.settings-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  transform: rotate(45deg);
}

.gear-icon {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   Main Viewport & Non-Overlapping Iframe Container
   ========================================================================== */

.viewport-container {
  position: relative;
  width: 100vw;
  margin-top: var(--header-height); /* Key fix: shifted down so header never overlaps iframe content */
  height: calc(100vh - var(--header-height));
  background-color: var(--bg-dark);
  overflow: hidden;
}

.main-frame {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  background-color: var(--bg-dark);
  transition: opacity 0.3s ease;
}

/* Loading Overlay */
.loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.loading-overlay.hidden {
  opacity: 0;
  visibility: hidden;
}

.spinner-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.logo-spinner {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  padding: 4px;
  background: linear-gradient(135deg, var(--netflix-red), var(--dramabox-color));
  box-shadow: 0 0 30px var(--netflix-glow);
  animation: logo-bounce 1.5s infinite ease-in-out;
}

.logo-spinner img {
  width: 100%;
  height: 100%;
  border-radius: 16px;
  object-fit: cover;
}

@keyframes logo-bounce {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-10px) scale(1.05); }
}

.loading-text {
  font-family: 'Bebas Neue', 'Outfit', sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  color: var(--netflix-red-bright);
}

/* ==========================================================================
   Settings Modal Dialog
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(5, 7, 12, 0.8);
  backdrop-filter: blur(12px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  width: 100%;
  max-width: 520px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-backdrop.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-glass);
}

.modal-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}

.close-btn:hover {
  color: #ffffff;
}

.modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.preset-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.preset-btn {
  flex: 1;
  min-width: 120px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.preset-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.preset-btn.active {
  background: rgba(229, 9, 20, 0.2);
  border-color: var(--netflix-red);
  color: #fff;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: #cbd5e1;
}

.text-input {
  width: 100%;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  color: #ffffff;
  font-family: monospace;
  font-size: 0.82rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.text-input:focus {
  border-color: var(--netflix-red);
  box-shadow: 0 0 10px var(--netflix-glow);
}

.modal-info-box {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.modal-info-box code {
  color: var(--netflix-red-bright);
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 6px;
  border-radius: 4px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 20px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid var(--border-glass);
}

.btn-secondary, .btn-primary {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.btn-primary {
  background: linear-gradient(135deg, var(--netflix-red), var(--netflix-red-dark));
  color: #ffffff;
  box-shadow: 0 4px 15px var(--netflix-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--netflix-glow);
}

/* ==========================================================================
   Responsive Adaptations for Mobile
   ========================================================================== */

@media (max-width: 640px) {
  :root {
    --header-height: 52px;
  }

  .top-header {
    padding: 0 10px;
  }

  .brand-name {
    font-size: 1.15rem;
  }

  .nav-tab {
    padding: 5px 10px;
    font-size: 0.76rem;
    gap: 4px;
  }

  .tab-icon {
    width: 18px;
    height: 18px;
  }
}