/**
 * Component Styles - Playful Geometric Design System
 * All UI components with hard "pop" shadows and playful interactions
 */

/* ========== Buttons - "Candy Button" Style ========== */

.btn,
.filter-button,
.command-tab,
.copy-button,
.copy-line-button,
.modal-button,
.remark-modal-button,
.theme-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3) var(--spacing-5);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-body);
  background: var(--color-card);
  color: var(--color-fg);
  border: var(--border-width) solid var(--color-fg);
  cursor: pointer;
  box-shadow: var(--shadow-pop);
  transition: all var(--transition-base);
  min-height: 40px;
  min-width: 40px;
  position: relative;
}

.btn:hover,
.filter-button:hover,
.copy-button:hover,
.copy-line-button:hover,
.modal-button:hover,
.remark-modal-button:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-pop-hover);
}

.btn:active,
.filter-button:active,
.copy-button:active,
.modal-button:active,
.remark-modal-button:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-pop-active);
}

/* Primary Button (Accent) - The "Candy Button" */
.btn-primary,
.filter-button.active,
.command-tab.active,
.theme-button.active,
.modal-button.confirm,
.remark-save {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-fg);
}

.btn-primary:hover,
.filter-button.active:hover,
.modal-button.confirm:hover,
.remark-save:hover {
  background: var(--color-accent-light);
}

/* Secondary Button - Fills with yellow on hover */
.btn-secondary,
.filter-button {
  background: transparent;
  color: var(--color-fg);
  border: var(--border-width) solid var(--color-fg);
}

.btn-secondary:hover,
.filter-button:hover:not(.active) {
  background: var(--color-tertiary);
  color: var(--color-fg);
}

/* Success Button */
.btn-success {
  background: var(--color-success);
  color: var(--color-fg);
  border-color: var(--color-fg);
}

/* Danger Button */
.btn-danger,
.remark-delete {
  background: var(--color-secondary);
  color: white;
  border-color: var(--color-fg);
}

/* Info Button */
.btn-info {
  background: var(--color-info);
  color: white;
  border-color: var(--color-fg);
}

/* Small Buttons */
.btn-small,
.ignore-button,
.remark-button,
.vscode-button,
.view-changes-btn,
.compare-in-vscode,
.copy-line-button {
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  min-height: 32px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  flex-shrink: 0;
}

.ignore-button {
  background: var(--color-secondary);
  color: white;
  border-color: var(--color-fg);
}

.remark-button {
  background: var(--color-info);
  color: white;
  border-color: var(--color-fg);
}

.ignore-button:hover,
.remark-button:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-pop-hover);
}

.vscode-button,
.compare-in-vscode {
  background: #0066b8;
  color: white;
  border-color: var(--color-fg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-1);
  flex-shrink: 0;
}

.vscode-button svg,
.compare-in-vscode svg {
  width: 14px;
  height: 14px;
  min-width: 14px;
  min-height: 14px;
  fill: currentColor;
  display: block;
  flex-shrink: 0;
  stroke-width: 2.5px;
}

.view-changes-btn {
  background: var(--color-card);
  color: var(--color-fg);
  border-color: var(--color-fg);
}

/* Command Tab - Lightweight with SVG Icons */
.command-tab {
  background: transparent;
  box-shadow: none;
  color: var(--color-muted);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: var(--spacing-2) var(--spacing-4);
  min-height: 36px;
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  white-space: nowrap;
}

.command-tab:hover:not(.active) {
  color: var(--color-fg);
  background: rgba(251, 191, 36, 0.1);
  border-color: var(--color-border);
}

.command-tab.active {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
  box-shadow: 0 1px 3px rgba(139, 92, 246, 0.3);
}

/* Branch Badge in Command Tab */
.branch-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.8125rem;
  font-weight: var(--font-weight-semibold);
  border: 1px solid transparent;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.branch-badge.source {
  background: rgba(52, 211, 153, 0.15);
  color: #059669;
}

.branch-badge.target {
  background: rgba(251, 191, 36, 0.15);
  color: #d97706;
}

.command-tab.active .branch-badge {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

/* Branch Icon SVG */
.branch-icon {
  width: 12px;
  height: 12px;
  fill: currentColor;
  flex-shrink: 0;
  opacity: 0.8;
}

/* Arrow Icon SVG */
.arrow-icon {
  width: 14px;
  height: 14px;
  fill: currentColor;
  flex-shrink: 0;
  opacity: 0.6;
  transition: all var(--transition-fast);
}

.command-tab:hover .arrow-icon {
  opacity: 1;
  transform: translateX(2px);
}

.command-tab.active .arrow-icon {
  opacity: 1;
}

/* Theme/Layout Switcher */
.theme-switcher {
  display: inline-flex;
  align-items: center;
  background: var(--color-card);
  border-radius: var(--radius-full);
  padding: var(--spacing-1);
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-pop);
  gap: var(--spacing-1);
}

.theme-button {
  border-radius: var(--radius-full);
  padding: var(--spacing-2) var(--spacing-4);
  min-height: 36px;
  gap: var(--spacing-2);
  box-shadow: none;
  background: transparent;
  color: var(--color-muted);
  border: var(--border-width) solid transparent;
}

.theme-button.active {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-fg);
  box-shadow: var(--shadow-small);
}

.theme-button:hover:not(.active) {
  color: var(--color-fg);
  background: var(--color-tertiary);
  transform: none;
  box-shadow: none;
}

/* ========== Cards - "Sticker" Style ========== */

.card,
.container {
  background: var(--color-card);
  border-radius: var(--radius-xl);
  padding: var(--spacing-8);
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
}

.card:hover {
  transform: rotate(-1deg) scale(1.02);
  box-shadow: var(--shadow-card-hover);
}

/* ========== Commit Cards - Playful Stickers ========== */

.commit {
  display: flex;
  flex-direction: column;
  padding: var(--spacing-4) var(--spacing-5);
  border-radius: var(--radius-md);
  background: var(--color-card);
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-card);
  position: relative;
  transition: all var(--transition-base);
  margin-bottom: var(--spacing-4);
}

.commit:hover {
  transform: rotate(-0.5deg) scale(1.01);
  box-shadow: var(--shadow-card-hover);
}

.commit-container.source .commit {
  border-left: 4px solid var(--color-success);
  box-shadow: var(--shadow-card-success);
}

.commit-container.target .commit {
  border-right: 4px solid var(--color-warning);
  box-shadow: var(--shadow-card-warning);
}

.commit-container.both .commit {
  border-top: 4px solid var(--color-success);
  box-shadow: var(--shadow-card-success);
}

.commit-container.both .commit.matched-by-message {
  border-top-color: var(--color-info);
  box-shadow: var(--shadow-card-accent);
}

.commit.ignored {
  opacity: 0.5;
  filter: grayscale(0.7);
  box-shadow: var(--shadow-small);
  position: relative;
  background: repeating-linear-gradient(
    45deg,
    var(--color-card),
    var(--color-card) 10px,
    rgba(100, 116, 139, 0.05) 10px,
    rgba(100, 116, 139, 0.05) 20px
  );
}

.commit.ignored::before {
  content: "已忽略";
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(244, 114, 182, 0.15);
  color: #be185d;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  border: 1px solid rgba(244, 114, 182, 0.3);
  z-index: 10;
}

.commit.ignored:hover {
  opacity: 0.7;
  transform: none;
}

/* Commit Badge - Colorful sticker labels */
.commit-badge {
  position: absolute;
  top: -12px;
  padding: var(--spacing-1) var(--spacing-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-extrabold);
  color: white;
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-small);
  z-index: var(--z-base);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transform: rotate(-2deg);
  transition: transform var(--transition-fast);
}

.commit:hover .commit-badge {
  transform: rotate(2deg);
}

.commit-container.source .commit-badge {
  left: var(--spacing-4);
  background: var(--color-success);
}

.commit-container.target .commit-badge {
  right: var(--spacing-4);
  background: var(--color-warning);
}

.commit-container.both .commit-badge {
  left: 50%;
  transform: translateX(-50%) rotate(-2deg);
  background: var(--color-success);
}

.commit-container.both .commit-badge.message-matched {
  background: var(--color-info);
}

.commit:hover .commit-container.both .commit-badge {
  transform: translateX(-50%) rotate(2deg);
}

/* Commit Content */
.commit-time {
  color: var(--color-muted);
  font-size: var(--font-size-xs);
  margin-bottom: var(--spacing-2);
  margin-top: var(--spacing-3);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.commit-message {
  font-weight: var(--font-weight-bold);
  color: var(--color-fg);
  margin-bottom: var(--spacing-3);
  cursor: pointer;
  transition: color var(--transition-fast);
  font-size: var(--font-size-base);
  line-height: 1.6;
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: break-word;
  white-space: pre-wrap;
}

.commit-message:hover {
  color: var(--color-accent);
}

.commit-body {
  font-weight: var(--font-weight-normal);
  color: var(--color-muted);
  margin-bottom: var(--spacing-3);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: break-word;
  white-space: pre-wrap;
  padding: var(--spacing-3);
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  border: 1px dashed var(--color-border);
}

.commit-details {
  display: flex;
  flex-wrap: wrap;
  font-size: var(--font-size-xs);
  color: var(--color-muted);
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-3);
  align-items: center;
}

.commit-author {
  margin-right: var(--spacing-1);
  font-weight: var(--font-weight-bold);
  color: var(--color-fg);
}

.commit-hash {
  font-family: var(--font-mono);
  cursor: pointer;
  background: var(--color-bg);
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.commit-hash:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-small);
}

.commit-hash-pair {
  background: var(--color-bg);
  padding: var(--spacing-4);
  border-radius: var(--radius-md);
  border: var(--border-width) solid var(--color-border);
  margin-top: var(--spacing-3);
}

.commit-hash-branch {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2);
  margin-bottom: var(--spacing-2);
}

.commit-hash-branch:last-child {
  background: rgba(251, 191, 36, 0.1);
  border-radius: var(--radius-sm);
  border: 1px dashed var(--color-warning);
}

.branch-label {
  min-width: 90px;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-fg);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========== Inputs - Clean with Hard Shadow on Focus ========== */

.input,
.search-input,
.remark-textarea {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-body);
  background: var(--color-input);
  color: var(--color-fg);
  box-shadow: none;
  transition: all var(--transition-base);
}

.input:focus,
.search-input:focus,
.remark-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-pop);
  outline: none;
  transform: translate(-2px, -2px);
}

.input::placeholder,
.search-input::placeholder,
.remark-textarea::placeholder {
  color: var(--color-muted);
  opacity: 0.7;
}

.remark-textarea {
  min-height: 140px;
  resize: vertical;
  line-height: var(--line-height-relaxed);
}

/* Input Labels - Bold, uppercase, tracking */
.input-label {
  display: block;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-2);
  color: var(--color-fg);
}

/* ========== Checkboxes - Playful Toggle ========== */

.filter-checkbox,
.search-checkbox {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-fg);
  gap: var(--spacing-2);
  white-space: nowrap;
  flex-shrink: 0;
  font-weight: var(--font-weight-medium);
}

.filter-checkbox input[type="checkbox"],
.search-checkbox input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  width: 22px;
  height: 22px;
  min-width: 22px;
  min-height: 22px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--color-card);
  border: var(--border-width) solid var(--color-fg);
  position: relative;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-small);
}

.filter-checkbox input[type="checkbox"]:hover,
.search-checkbox input[type="checkbox"]:hover {
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-small-hover);
}

.filter-checkbox input[type="checkbox"]:checked,
.search-checkbox input[type="checkbox"]:checked {
  background: var(--color-accent);
  border-color: var(--color-fg);
  box-shadow: var(--shadow-pop);
}

.filter-checkbox input[type="checkbox"]:checked::after,
.search-checkbox input[type="checkbox"]:checked::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 16px;
  font-weight: var(--font-weight-extrabold);
}

.filter-checkbox span,
.search-checkbox span {
  white-space: nowrap;
  user-select: none;
}

/* ========== Modals - Playful Pop-up ========== */

.modal,
.remark-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(30, 41, 59, 0.7);
  backdrop-filter: blur(12px);
  z-index: var(--z-modal-backdrop);
  align-items: center;
  justify-content: center;
}

.modal.show,
.remark-modal.show {
  display: flex;
  animation: fadeIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-content,
.remark-modal-content {
  position: relative;
  background: var(--color-bg);
  padding: var(--spacing-8);
  border-radius: var(--radius-xl);
  border: var(--border-width) solid var(--color-fg);
  box-shadow: 16px 16px 0px var(--color-fg);
  width: 90%;
  max-width: 520px;
  max-height: 90vh;
  overflow: auto;
  z-index: var(--z-modal);
  animation: popIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes popIn {
  from {
    transform: scale(0.8) rotate(-5deg);
    opacity: 0;
  }
  to {
    transform: scale(1) rotate(0deg);
    opacity: 1;
  }
}

.modal h3,
.remark-modal-content h3 {
  margin-top: 0;
  margin-bottom: var(--spacing-6);
  color: var(--color-fg);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  font-family: var(--font-display);
}

/* Reason List */
.reason-list {
  margin: var(--spacing-4) 0;
  max-height: 320px;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--spacing-1);
}

.reason-option {
  display: flex;
  align-items: center;
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-3);
  cursor: pointer;
  background: var(--color-card);
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-small);
  transition: all var(--transition-base);
  width: 100%;
  box-sizing: border-box;
  word-wrap: break-word;
  word-break: break-word;
}

.reason-option:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-small-hover);
}

.reason-option.selected {
  background: var(--color-tertiary);
  box-shadow: var(--shadow-pop);
  transform: translate(-2px, -2px);
}

.reason-option input[type="radio"] {
  margin-right: var(--spacing-3);
  width: 20px;
  height: 20px;
  min-width: 20px;
  min-height: 20px;
  cursor: pointer;
  accent-color: var(--color-accent);
  flex-shrink: 0;
}

.reason-option label {
  flex: 1;
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: break-word;
}

.custom-reason {
  display: none;
  margin-top: var(--spacing-4);
}

.custom-reason.show {
  display: block;
}

/* Modal Buttons */
.modal-buttons,
.remark-modal-buttons {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-3);
  margin-top: var(--spacing-8);
}

.remark-delete {
  margin-right: auto;
}

/* ========== Info Displays - Colorful Callouts ========== */

.ignore-reason,
.commit-remark {
  font-size: var(--font-size-xs);
  color: var(--color-fg);
  margin: var(--spacing-3) 0 0 0;
  padding: var(--spacing-3) var(--spacing-4);
  background: var(--color-card);
  border-radius: var(--radius-md);
  border: var(--border-width) solid var(--color-secondary);
  box-shadow: var(--shadow-small);
  line-height: var(--line-height-relaxed);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-2);
}

.commit-remark {
  border-color: var(--color-info);
  background: rgba(139, 92, 246, 0.05);
}

.ignore-reason-title,
.commit-remark-title {
  font-weight: var(--font-weight-extrabold);
  color: var(--color-fg);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--font-size-xs);
}

.cherry-pick-time {
  margin-top: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  background: rgba(251, 191, 36, 0.1);
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.cherry-pick-label {
  font-weight: var(--font-weight-extrabold);
  color: var(--color-warning);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========== Loading & Toast - Playful Feedback ========== */

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.loading-overlay.show {
  opacity: 1;
  visibility: visible;
}

.loading-spinner {
  width: 64px;
  height: 64px;
  border: 6px solid var(--color-card);
  border-radius: 50%;
  border-top-color: var(--color-accent);
  border-right-color: var(--color-secondary);
  border-bottom-color: var(--color-tertiary);
  animation: spin 1s cubic-bezier(0.34, 1.56, 0.64, 1) infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.success-toast {
  position: fixed;
  top: var(--spacing-8);
  right: var(--spacing-8);
  background: var(--color-success);
  color: var(--color-fg);
  padding: var(--spacing-4) var(--spacing-6);
  border-radius: var(--radius-md);
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-pop);
  z-index: var(--z-tooltip);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  opacity: 0;
  transform: translateY(-20px) rotate(-2deg);
  transition: all var(--transition-base);
}

.success-toast.show {
  opacity: 1;
  transform: translateY(0) rotate(0deg);
}

/* ========== Back to Top - Floating Candy Button ========== */

.back-to-top {
  position: fixed;
  bottom: var(--spacing-8);
  right: var(--spacing-8);
  width: 60px;
  height: 60px;
  background: var(--color-accent);
  color: white;
  border-radius: 50%;
  border: var(--border-width) solid var(--color-fg);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  box-shadow: var(--shadow-pop);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  font-size: var(--font-size-2xl);
  z-index: var(--z-fixed);
  font-weight: var(--font-weight-extrabold);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translate(-3px, -3px) rotate(-5deg);
  box-shadow: var(--shadow-pop-hover);
  background: var(--color-accent-light);
}

.back-to-top:active {
  transform: translate(1px, 1px) rotate(0deg);
  box-shadow: var(--shadow-pop-active);
}

/* ========== Legend - Colorful Badges ========== */

.legend-item {
  display: inline-flex;
  align-items: center;
  background: var(--color-card);
  padding: var(--spacing-2) var(--spacing-5);
  border-radius: var(--radius-full);
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-small);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  gap: var(--spacing-2);
}

.legend-item:hover {
  transform: translate(-1px, -1px) rotate(-1deg);
  box-shadow: var(--shadow-small-hover);
}

.legend-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-small);
}

.legend-dot.source {
  background: var(--color-success);
}

.legend-dot.target {
  background: var(--color-warning);
}

.legend-dot.both {
  background: var(--color-info);
}

/* ========== Branch Indicator (Flat Layout) - Playful Dots ========== */

.timeline.flat-layout .branch-indicator {
  position: absolute;
  top: var(--spacing-5);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: var(--border-width) solid var(--color-fg);
  box-shadow: var(--shadow-small);
  transition: transform var(--transition-fast);
}

.commit:hover .timeline.flat-layout .branch-indicator {
  transform: scale(1.2);
}

.timeline.flat-layout .commit-container.source .branch-indicator {
  right: var(--spacing-5);
  background: var(--color-success);
}

.timeline.flat-layout .commit-container.target .branch-indicator {
  left: var(--spacing-5);
  background: var(--color-warning);
}

.timeline.flat-layout .commit-container.both .branch-indicator {
  background: linear-gradient(
    135deg,
    var(--color-success) 50%,
    var(--color-warning) 50%
  );
}

/* ========== Responsive - Mobile Optimizations ========== */

@media (max-width: 768px) {
  body {
    padding: var(--spacing-2);
  }

  /* Reduce shadow sizes on mobile */
  .btn,
  .filter-button,
  .modal-button,
  .remark-modal-button {
    min-height: 48px;
    padding: var(--spacing-3) var(--spacing-5);
    box-shadow: var(--shadow-small);
  }

  .btn:hover,
  .filter-button:hover,
  .modal-button:hover,
  .remark-modal-button:hover {
    box-shadow: var(--shadow-small-hover);
  }

  .commit {
    box-shadow: var(--shadow-small);
  }

  .commit:hover {
    transform: none;
    box-shadow: var(--shadow-small);
  }

  .card,
  .container {
    box-shadow: var(--shadow-small);
  }

  .card:hover {
    transform: none;
    box-shadow: var(--shadow-small);
  }

  .modal-content,
  .remark-modal-content {
    width: 95%;
    padding: var(--spacing-6);
    box-shadow: 8px 8px 0px var(--color-fg);
  }

  .back-to-top {
    bottom: var(--spacing-6);
    right: var(--spacing-6);
    width: 52px;
    height: 52px;
  }

  /* Hide decorative background on mobile */
  body::before {
    opacity: 0.2;
  }

  h1::after {
    display: none;
  }

  /* Command Tab Mobile Adjustments */
  .command-tab {
    flex-direction: column;
    gap: 6px;
    padding: var(--spacing-2) var(--spacing-3);
    min-height: auto;
  }

  .branch-badge {
    font-size: 0.75rem;
    padding: 2px 6px;
  }

  .branch-icon {
    width: 11px;
    height: 11px;
  }

  .arrow-icon {
    width: 12px;
    height: 12px;
    transform: rotate(90deg);
  }

  .command-tab:hover .arrow-icon {
    transform: rotate(90deg) translateX(2px);
  }
}

/* ========== Wiggle Animation for Icons ========== */

@keyframes wiggle {
  0%,
  100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(3deg);
  }
  75% {
    transform: rotate(-3deg);
  }
}

.vscode-button:hover svg,
.compare-in-vscode:hover svg {
  animation: wiggle 0.5s ease-in-out;
}

/* ========== Accessibility - Respect Reduced Motion ========== */

@media (prefers-reduced-motion: reduce) {
  .commit:hover,
  .card:hover,
  .back-to-top:hover,
  .legend-item:hover,
  .commit-badge {
    transform: none !important;
    animation: none !important;
  }

  .modal-content,
  .remark-modal-content {
    animation: none !important;
  }

  .loading-spinner {
    animation: spin 2s linear infinite !important;
  }
}