/* EPIC-inspired theme */
:root {
  --epic-purple: #5C2D91;
  --epic-purple-dark: #4A2475;
  --epic-purple-light: #7B3FB8;
  --epic-bg: #E8E8E8;
  --epic-panel: #FFFFFF;
  --epic-border: #B8B8B8;
  --epic-text: #333333;
  --epic-text-muted: #555555;
  --epic-header-bg: #5C2D91;
  --epic-header-text: #FFFFFF;
}

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

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  font-family: Verdana, 'Segoe UI', Tahoma, Geneva, sans-serif;
  background: var(--epic-bg);
  color: var(--epic-text);
  font-size: 13px;
}

.container {
  text-align: center;
  padding: 0;
  width: 100%;
  max-width: 1600px;
  background: var(--epic-panel);
  border: 1px solid var(--epic-border);
  border-top: none;
  margin-top: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* EPIC-style app header bar */
h1 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--epic-header-text);
  background: var(--epic-header-bg);
  margin: 0;
  padding: 0.75rem 1.5rem;
  text-align: left;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--epic-purple-dark);
}

.actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  max-width: 280px;
  margin: 0 auto;
  padding: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.5rem 1rem;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  border: 1px solid var(--epic-border);
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.15s;
}

.btn:active {
  opacity: 0.95;
}

.btn-primary {
  background: var(--epic-purple);
  color: var(--epic-header-text);
  border-color: var(--epic-purple-dark);
}

.btn-primary:hover {
  background: var(--epic-purple-dark);
  border-color: var(--epic-purple-dark);
}

.btn-secondary {
  background: var(--epic-panel);
  color: var(--epic-text);
  border: 1px solid var(--epic-border);
}

.btn-secondary:hover {
  background: #F0F0F0;
  border-color: #999;
}

input[type="file"] {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  overflow: hidden;
}

.file-wrap {
  position: relative;
  width: 100%;
}

/* Sample report preview – PDF viewer */
.report-preview {
  margin-top: 0;
  width: 100%;
  max-width: 1600px;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--epic-border);
  background: var(--epic-panel);
}

.report-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.report-preview-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--epic-text);
  margin: 0;
  text-align: left;
}

.report-preview-toggles {
  display: flex;
  gap: 0.5rem;
}

.btn-toggle {
  padding: 0.35rem 0.65rem;
  font-size: 12px;
  font-weight: 500;
  font-family: inherit;
  color: var(--epic-text);
  background: var(--epic-panel);
  border: 1px solid var(--epic-border);
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.15s;
}

.btn-toggle:hover {
  background: #F0F0F0;
  border-color: #999;
}

.report-preview-content.minimized {
  display: none;
}

.report-preview-content {
  width: 100%;
  background: var(--epic-panel);
  border: 1px solid var(--epic-border);
  border-radius: 2px;
  overflow: hidden;
}

.report-pdf-viewer {
  display: block;
  width: 100%;
  height: 85vh;
  min-height: 600px;
  border: none;
}

/* Compressor panel */
.hidden {
  display: none !important;
}

.compressor {
  margin-top: 0;
  width: 100%;
  max-width: 1600px;
  text-align: left;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--epic-border);
  background: var(--epic-panel);
}

.compressor-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--epic-text);
  margin-bottom: 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 2px solid var(--epic-purple);
}

.compressor-checkboxes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.4rem 1.25rem;
  margin-bottom: 1rem;
  padding: 1rem;
  background: #F5F5F5;
  border: 1px solid var(--epic-border);
  border-radius: 2px;
}

.section-checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 13px;
  color: var(--epic-text);
  cursor: pointer;
  user-select: none;
}

.section-checkbox-label input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--epic-purple);
}

.compressed-output-actions {
  margin-top: 0.75rem;
  margin-bottom: 0.5rem;
}

.compressed-output-actions .btn {
  width: auto;
}

.compressed-output-wrap {
  margin-top: 1rem;
}

.compressed-output-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--epic-text);
  margin-bottom: 0.35rem;
}

.compressed-output {
  display: block;
  width: 100%;
  min-height: 200px;
  padding: 1rem 1.25rem;
  background: var(--epic-panel);
  border: 1px solid var(--epic-border);
  border-radius: 2px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 12px;
  line-height: 1.45;
  color: var(--epic-text);
  resize: vertical;
  overflow: auto;
  max-height: 50vh;
}

.compressed-output::placeholder {
  color: var(--epic-text-muted);
}

.download-wrap {
  margin-top: 0.75rem;
}

.download-wrap .btn {
  max-width: 320px;
}