/* SPDX-License-Identifier: AGPL-3.0-or-later */

/* Hide desktop-only elements */
body.mobile-mode #sidebar {
  display: none;
}

body.mobile-mode #header {
  display: none;
}

/* Root becomes full-screen container for carousel */
body.mobile-mode #root {
  flex: 1;
  display: block;
  overflow: hidden;
  position: relative;
}

/* Each webview container is full-screen, stacked */
body.mobile-mode .mobile-webview-container {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: var(--keyboard-offset);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease,
    bottom 0.3s ease;
  z-index: var(--z-base);
}

body.mobile-mode .mobile-webview-container.active {
  opacity: 1;
  visibility: visible;
  z-index: var(--z-base-active);
}

/* WebView fills container completely */
body.mobile-mode .mobile-webview-container web-view {
  width: 100%;
  height: 100%;
}

/* Override WebView to hide title bar on mobile */
body.mobile-mode web-view::part(bar) {
  display: none;
}

/* Footer (keyboard) adjustments for mobile */
body.mobile-mode #footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-chrome);
}

/* Mobile action bar adjustments when keyboard is open */
body.mobile-mode mobile-action-bar {
  transition: bottom var(--transition-fast) ease;
}

body.mobile-mode.keyboard-open mobile-action-bar {
  bottom: var(--keyboard-height);
}

/* ============================================================================
   Peek Preview Styles
   ============================================================================ */

.mobile-peek-preview {
  position: fixed;
  top: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-menu);
  z-index: var(--z-gesture);
  display: flex;
  flex-direction: column;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
}

.mobile-peek-preview.visible {
  opacity: 1;
  visibility: visible;
}

/* Animate transform on release (commit or cancel) */
.mobile-peek-preview.animating {
  transition: transform var(--transition-fast);
}

.mobile-peek-preview.from-left {
  left: 0;
  transform: translateX(-100%);
}

.mobile-peek-preview.from-right {
  right: 0;
  left: auto;
  transform: translateX(100%);
}

.peek-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--bg-header);
}

.peek-favicon {
  width: 20px;
  height: 20px;
  object-fit: contain;
  border-radius: 4px;
}

.peek-favicon[src=""] {
  display: none;
}

.peek-title {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-menu);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.peek-screenshot {
  flex: 1;
  width: 100%;
  object-fit: cover;
  object-position: top;
}

/* ============================================================================
   Tab Count Indicator (shown during edge swipe)
   ============================================================================ */

.mobile-tab-indicator {
  position: fixed;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 16px;
  z-index: var(--z-gesture);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.2s ease,
    visibility 0.2s ease;
}

.mobile-tab-indicator.visible {
  opacity: 1;
  visibility: visible;
}

.tab-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

.tab-dot.active {
  background: var(--color-focus-ring);
  transform: scale(1.2);
}

/* ============================================================================
   Transition Animations
   ============================================================================ */

/* Slide transition between webviews */
@keyframes slideInFromLeft {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

@keyframes slideInFromRight {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(0);
  }
}

@keyframes slideOutToLeft {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-100%);
  }
}

@keyframes slideOutToRight {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(100%);
  }
}

body.mobile-mode .mobile-webview-container.slide-in-left {
  animation: slideInFromLeft 0.3s ease forwards;
}

body.mobile-mode .mobile-webview-container.slide-in-right {
  animation: slideInFromRight 0.3s ease forwards;
}

body.mobile-mode .mobile-webview-container.slide-out-left {
  animation: slideOutToLeft 0.3s ease forwards;
}

body.mobile-mode .mobile-webview-container.slide-out-right {
  animation: slideOutToRight 0.3s ease forwards;
}

/* ============================================================================
   Edge Zone Visual Feedback (subtle)
   ============================================================================ */

.edge-feedback {
  position: fixed;
  z-index: var(--z-gesture);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.edge-feedback.active {
  opacity: 1;
}

.edge-feedback.left {
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to right, var(--color-focus-ring), transparent);
}

.edge-feedback.right {
  right: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to left, var(--color-focus-ring), transparent);
}

.edge-feedback.bottom {
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to top, var(--color-focus-ring), transparent);
}

.edge-feedback.top {
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to bottom, var(--color-focus-ring), transparent);
}

.gesture-edge-overlay {
  position: fixed;
  z-index: calc(var(--z-gesture) + 1);
  touch-action: none;
  pointer-events: auto;
  background: transparent;
  /* rgba(77, 215, 220, 0.49); */
}

/* Expand edge overlay to full screen during active gesture,
   above the peek preview so we keep receiving touch events */
.gesture-edge-overlay.fullscreen-overlay {
  left: 0 !important;
  top: 0 !important;
  right: auto !important;
  bottom: auto !important;
  width: 100% !important;
  height: 100% !important;
}