/* Clean Vanilla Styles for hipdf */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 13px;
  color: #1f2328;
  background: #f6f8fa;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  height: 48px;
  background: #ffffff;
  border-bottom: 1px solid #d0d7de;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.header-tag {
  font-size: 11px;
  background: #eff1f3;
  color: #57606a;
  padding: 2px 8px;
  border-radius: 12px;
  font-family: monospace;
}

.header-summary {
  display: flex;
  gap: 12px;
  font-size: 12px;
}

.stat-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.stat-item.success { color: #1a7f37; font-weight: 600; }
.stat-item.warning { color: #9a6700; font-weight: 600; }
.stat-item.info { color: #0969da; }
.stat-item.danger { color: #cf222e; }

/* Layout */
.container {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: 290px;
  background: #ffffff;
  border-right: 1px solid #d0d7de;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-search {
  padding: 10px;
  border-bottom: 1px solid #d0d7de;
}

.sidebar-search input {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid #d0d7de;
  border-radius: 4px;
  font-size: 12px;
  outline: none;
}

.sidebar-search input:focus {
  border-color: #0969da;
}

.filter-tabs {
  display: flex;
  padding: 6px 10px;
  gap: 4px;
  border-bottom: 1px solid #d0d7de;
  background: #f6f8fa;
}

.filter-tab {
  flex: 1;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 3px 4px;
  font-size: 11px;
  cursor: pointer;
  color: #57606a;
}

.filter-tab.active {
  background: #ffffff;
  border-color: #d0d7de;
  color: #1f2328;
  font-weight: 600;
}

.file-list {
  flex: 1;
  overflow-y: auto;
  list-style: none;
}

.file-item {
  padding: 8px 12px;
  border-bottom: 1px solid #f0f2f4;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.file-item:hover {
  background: #f6f8fa;
}

.file-item.active {
  background: #eef5ff;
  border-left: 3px solid #0969da;
}

.file-icon {
  font-weight: 700;
  font-size: 11px;
  width: 16px;
}
.file-icon.unchanged { color: #1a7f37; }
.file-icon.changed { color: #9a6700; }
.file-icon.added { color: #0969da; }
.file-icon.removed { color: #cf222e; }

.file-info {
  flex: 1;
  min-width: 0;
}

.file-name-text {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-sub-text {
  font-size: 10px;
  color: #57606a;
}

.file-badge {
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 4px;
  background: #f6f8fa;
  border: 1px solid #d0d7de;
  color: #57606a;
}

.file-badge.diff {
  background: #fff8c5;
  border-color: #d4a72c;
  color: #7d4e00;
  font-weight: 600;
}

/* Main Area */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Toolbar */
.toolbar {
  height: 44px;
  background: #ffffff;
  border-bottom: 1px solid #d0d7de;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  flex-shrink: 0;
}

.toolbar-info {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-indicator {
  font-weight: 700;
  font-size: 12px;
}
.status-indicator.unchanged { color: #1a7f37; }
.status-indicator.changed { color: #9a6700; }

.file-title {
  font-weight: 600;
  font-size: 13px;
  font-family: monospace;
}

.file-meta-text {
  font-size: 11px;
  color: #57606a;
  margin-left: 4px;
}

.mode-tabs {
  display: flex;
  background: #f6f8fa;
  border: 1px solid #d0d7de;
  border-radius: 6px;
  padding: 2px;
}

.mode-tab {
  border: none;
  background: transparent;
  padding: 3px 10px;
  font-size: 11px;
  cursor: pointer;
  border-radius: 4px;
  color: #57606a;
}

.mode-tab.active {
  background: #ffffff;
  color: #1f2328;
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-label, .zoom-label {
  font-size: 11px;
  color: #57606a;
}

.sep {
  color: #d0d7de;
  margin: 0 2px;
}

.btn {
  padding: 3px 8px;
  font-size: 11px;
  border: 1px solid #d0d7de;
  background: #ffffff;
  border-radius: 4px;
  cursor: pointer;
  color: #24292f;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn:hover {
  background: #f6f8fa;
}

.btn-primary {
  background: #0969da;
  color: #ffffff;
  border-color: #0969da;
  font-weight: 500;
}

.btn-primary:hover {
  background: #085fc7;
}

/* Viewport Area */
.viewport-area {
  flex: 1;
  overflow: hidden;
  position: relative;
  background: #f6f8fa;
}

/* Showcase Viewport (Continuous Vertical Scroll) */
.showcase-scroll-container {
  width: 100%;
  height: 100%;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.showcase-pages {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
  max-width: 100%;
}

.showcase-page-card {
  position: relative;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  border: 1px solid #d0d7de;
  border-radius: 2px;
}

.showcase-page-card canvas {
  display: block;
}

.showcase-page-label {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.6);
  color: #ffffff;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 3px;
  font-family: monospace;
}

/* Comparison Viewport */
.comparison-grid {
  width: 100%;
  height: 100%;
  display: flex;
}

.pane {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-right: 1px solid #d0d7de;
  overflow: hidden;
  background: #ffffff;
}

.pane:last-child {
  border-right: none;
}

.pane-header {
  padding: 6px 12px;
  background: #f6f8fa;
  border-bottom: 1px solid #d0d7de;
  font-size: 11px;
  font-weight: 600;
  color: #57606a;
}

.pane-body {
  flex: 1;
  overflow: auto;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 20px;
  background: #f6f8fa;
}

.canvas-wrapper {
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  border: 1px solid #d0d7de;
}

.canvas-wrapper canvas {
  display: block;
}

.empty-notice {
  padding: 40px;
  color: #57606a;
  text-align: center;
}

/* Diff Viewport */
.diff-viewport {
  width: 100%;
  height: 100%;
  overflow: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.diff-inner {
  display: flex;
  align-items: center;
  justify-content: center;
}

.diff-inner img {
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  border: 1px solid #d0d7de;
  max-width: 100%;
}

/* Details Viewport */
.details-viewport {
  width: 100%;
  height: 100%;
  overflow: auto;
  padding: 24px;
}

.details-card {
  max-width: 800px;
  margin: 0 auto;
}

.details-card h3 {
  font-size: 13px;
  margin-bottom: 8px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
  border: 1px solid #d0d7de;
  font-size: 12px;
}

.data-table th, .data-table td {
  padding: 6px 10px;
  border-bottom: 1px solid #d0d7de;
  text-align: left;
}

.data-table th {
  background: #f6f8fa;
  font-weight: 600;
  color: #57606a;
}