/* ═══════════════════════════════════════════════════════════════
   Plagian — Stylesheet
   A typography-driven, tool-like UI for plagiarism checking.
   ═══════════════════════════════════════════════════════════════ */

/* ─── Custom Properties ─── */
:root {
  /* Brand palette */
  --color-primary: #355C7D;
  --color-secondary: #6C93B6;
  --color-accent: #8CB4D5;
  --color-light: #B0D4F1;
  --color-surface: #F9F7F0;
  --color-surface-alt: #FFFFFF;

  /* Text */
  --color-text: #1A2A3A;
  --color-text-muted: #5A7A8A;

  /* UI */
  --color-border: #D0DDE6;
  --color-danger: #C0392B;
  --color-success: #27AE60;
  --color-warning: #E67E22;

  /* Derived */
  --color-danger-bg: #FDEDEC;
  --color-success-bg: #E8F8F0;
  --color-warning-bg: #FDF2E9;
  --color-primary-bg: #EBF0F5;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 0.875rem;
  --font-size-xs: 0.75rem;
  --font-size-h1: 1.5rem;
  --font-size-h2: 1.25rem;
  --font-size-h3: 1.1rem;
  --line-height: 1.6;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;

  /* Layout */
  --max-width: 720px;
  --radius: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  /* Transitions — functional only */
  --transition-fast: 100ms ease;
  --transition: 150ms ease;
}


/* ─── Reset & Base ─── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-surface);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Focus outline for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Remove default focus for mouse users */
:focus:not(:focus-visible) {
  outline: none;
}


/* ─── Container ─── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  transition: max-width 0.25s ease;
}

body.viewing-report .container,
.container:has(#report-section:not([hidden])) {
  max-width: 1240px;
}


/* ─── Typography ─── */
h1, h2, h3 {
  line-height: 1.3;
  font-weight: 600;
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 2px;
}

a:hover {
  text-decoration-color: var(--color-primary);
}

strong {
  font-weight: 600;
}

ul, ol {
  padding-left: 1.25em;
}

li + li {
  margin-top: var(--space-xs);
}

p + p {
  margin-top: var(--space-md);
}


/* ─── Header ─── */
.site-header {
  background-color: var(--color-surface-alt);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
}

.site-header__inner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.site-logo {
  font-size: var(--font-size-h1);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.badge-tag {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
  padding: 3px 8px;
  border-radius: var(--radius);
  border: 1px solid var(--color-accent);
}

.site-tagline {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}


/* ─── Sections ─── */
.section {
  padding: var(--space-xl) 0;
}

.section + .section {
  border-top: 1px solid var(--color-border);
}

.section-title {
  margin-bottom: var(--space-lg);
}

.section-title--inline {
  display: inline;
  margin-bottom: 0;
}

main {
  flex: 1;
}


/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.4;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color var(--transition), border-color var(--transition);
  white-space: nowrap;
  user-select: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-surface-alt);
}

.btn--primary:hover:not(:disabled) {
  background-color: #2A4A65;
}

.btn--secondary {
  background-color: var(--color-surface-alt);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--secondary:hover:not(:disabled) {
  background-color: var(--color-surface);
  border-color: var(--color-secondary);
}

.btn--small {
  padding: 6px 12px;
  font-size: var(--font-size-sm);
}

.btn--danger {
  background-color: var(--color-danger);
  color: var(--color-surface-alt);
}

.btn--danger:hover:not(:disabled) {
  background-color: #A93226;
}


/* ─── Icon (inline SVG helper) ─── */
.icon {
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
}


/* ─── Input Mode Tabs ─── */
.input-tabs {
  display: flex;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 2px;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 16px;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-radius: var(--radius) var(--radius) 0 0;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-bg);
}

.tab-btn--active {
  color: var(--color-primary);
  font-weight: 600;
  background-color: var(--color-surface-alt);
  border-bottom: 2px solid var(--color-primary);
  margin-bottom: -4px;
}

/* ─── Drag & Drop Dropzone ─── */
.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-2xl) var(--space-md);
  background-color: var(--color-surface-alt);
  border: 2px dashed var(--color-accent);
  border-radius: var(--radius-lg);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
}

.dropzone:hover,
.dropzone:focus-visible {
  border-color: var(--color-primary);
  background-color: var(--color-primary-bg);
}

.dropzone--dragover {
  border-color: var(--color-primary);
  background-color: #E2ECF5;
  transform: scale(1.008);
}

.dropzone__icon {
  color: var(--color-secondary);
}

.dropzone__text strong {
  display: block;
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.dropzone__text p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.dropzone__badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
}

.file-badge {
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 3px 8px;
  background-color: var(--color-surface);
  color: var(--color-primary);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

/* ─── File Active Card ─── */
.file-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.file-card__icon {
  font-size: 2rem;
  line-height: 1;
}

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

.file-card__name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-card__meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* ─── File Loader ─── */
.file-loader {
  margin: var(--space-md) 0;
}

.file-loader__bar {
  height: 4px;
  background-color: var(--color-surface);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: var(--space-xs);
}

.file-loader__fill {
  height: 100%;
  width: 100%;
  background-color: var(--color-primary);
  animation: fileLoading 1.4s ease-in-out infinite;
}

@keyframes fileLoading {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.file-loader__text {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: 500;
}

/* ─── Scanned Document Notice ─── */
.scanned-notice {
  background-color: var(--color-surface);
  border: 1.5px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-top: var(--space-md);
}

.scanned-notice__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.scanned-notice__badge {
  display: inline-block;
  align-self: flex-start;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background-color: var(--color-surface-alt);
  color: var(--color-primary);
  padding: 3px 8px;
  border-radius: var(--radius);
  border: 1px solid var(--color-accent);
}

.scanned-notice__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
}

.scanned-notice__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: var(--space-md);
}

.scanned-notice__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.scanned-notice__tip {
  background-color: var(--color-surface-alt);
  border-left: 3px solid var(--color-primary);
  padding: var(--space-sm) var(--space-md);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.scanned-notice__tip strong {
  color: var(--color-text);
}

.scanned-notice__tip p {
  margin: var(--space-xs) 0 0 0;
  line-height: 1.4;
}

/* ─── Turnitin Settings & Exclusion Box ─── */
.settings-box {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.settings-box__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.settings-box__title {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
}

.settings-box__badge {
  font-size: var(--font-size-xs);
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  padding: 2px 6px;
  border-radius: var(--radius);
}

.settings-box__options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.toggle-control {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  user-select: none;
}

.toggle-control input[type="checkbox"] {
  margin-top: 3px;
  cursor: pointer;
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
}

.toggle-control__label strong {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.3;
}

.toggle-control__label small {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.3;
  margin-top: 2px;
}

.btn--large {
  padding: 12px 28px;
  font-size: 1.05rem;
  font-weight: 600;
}

/* ─── Textarea ─── */
.textarea-wrapper {
  margin-bottom: 0;
}

#text-input {
  display: block;
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  resize: vertical;
  min-height: 180px;
  transition: border-color var(--transition);
}

#text-input:focus {
  border-color: var(--color-primary);
}

#text-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.textarea-footer {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.char-limit {
  color: var(--color-warning);
  font-weight: 500;
}

.char-limit--danger {
  color: var(--color-danger);
}


/* ─── Submit Area ─── */
.input-submit {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
}

.input-hint {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}


/* ─── Error Banner ─── */
.error-banner {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-danger-bg);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius);
  color: var(--color-danger);
  font-size: var(--font-size-sm);
}


/* ─── Progress Section ─── */
.progress-steps {
  list-style: none;
  padding-left: 0;
  margin: var(--space-lg) 0;
  position: relative;
}

/* Vertical connecting line */
.progress-steps::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background-color: var(--color-border);
}

.progress-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  position: relative;
}

.progress-step + .progress-step {
  margin-top: var(--space-sm);
}

/* Step indicator dot */
.progress-step__indicator {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background-color: var(--color-surface-alt);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Step states */
.progress-step--active .progress-step__indicator {
  border-color: var(--color-primary);
  background-color: var(--color-primary);
}

/* Pulsing dot for active step */
.progress-step--active .progress-step__indicator::after {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-surface-alt);
  animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

.progress-step--done .progress-step__indicator {
  border-color: var(--color-success);
  background-color: var(--color-success);
}

/* Checkmark for completed steps */
.progress-step--done .progress-step__indicator::after {
  content: '';
  width: 6px;
  height: 10px;
  border: 2px solid var(--color-surface-alt);
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translateY(-1px);
}

.progress-step--error .progress-step__indicator {
  border-color: var(--color-danger);
  background-color: var(--color-danger);
}

.progress-step--error .progress-step__indicator::after {
  content: '×';
  color: var(--color-surface-alt);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}

.progress-step__content {
  display: flex;
  flex-direction: column;
  padding-top: 1px;
}

.progress-step__label {
  font-weight: 500;
  font-size: 1rem;
  color: var(--color-text-muted);
}

.progress-step--active .progress-step__label,
.progress-step--done .progress-step__label {
  color: var(--color-text);
}

.progress-step__detail {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}


/* ─── Turnitin-Grade Similarity Report Section ─── */

/* Top Document Header Bar */
.turnitin-doc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.turnitin-doc-header__title-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.turnitin-doc-header__icon {
  font-size: 1.3rem;
}

.turnitin-doc-header__name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
  line-height: 1.3;
}

.turnitin-doc-header__meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.meta-separator {
  color: var(--color-border);
}

.turnitin-filter-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-pill {
  font-size: var(--font-size-xs);
  padding: 4px 10px;
  border-radius: var(--radius);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-weight: 500;
}

.filter-pill--active {
  background-color: #E8F8F5;
  border-color: #A3E4D7;
  color: #117A65;
  font-weight: 600;
}

/* Hidden on interactive screen view (Active only in Print / PDF export) */
.turnitin-print-cover {
  display: none !important;
}

/* Turnitin Split-Screen View */
.turnitin-view {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  align-items: start;
}

@media (max-width: 960px) {
  .turnitin-view {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
  }
  .turnitin-sidebar {
    order: -1;
    width: 100%;
  }
  .turnitin-doc-pane {
    width: 100%;
  }
  .turnitin-doc-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Left Column: Academic Paper Container */
.turnitin-paper {
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.turnitin-paper__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
}

.turnitin-paper__title {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
}

.turnitin-paper__hint {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--color-text-muted);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
  display: inline-block;
  animation: pulseDot 1.5s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.9); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.5; }
}

.turnitin-paper__body {
  padding: 36px 44px;
  font-family: 'Charter', 'Bitstream Charter', 'Sitka Text', 'Cambria', Georgia, serif;
  font-size: 1.02rem;
  line-height: 1.9;
  color: var(--color-text);
  min-height: 520px;
  max-height: 750px;
  overflow-y: auto;
  word-break: break-word;
  background-color: #FFFFFF;
  white-space: pre-wrap;
  text-align: justify;
}

.turnitin-para-break {
  display: block;
  height: 1.4em;
}

.turnitin-p {
  margin-bottom: 1.4em;
  text-align: justify;
  line-height: 1.9;
}

/* End of Document Marker */
.turnitin-doc-end-marker {
  margin-top: 40px;
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  user-select: none;
}

.turnitin-doc-end-marker__line {
  flex: 1;
  height: 1px;
  background: repeating-linear-gradient(to right, var(--color-border) 0, var(--color-border) 4px, transparent 4px, transparent 8px);
}

.turnitin-doc-end-marker__badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  background-color: var(--color-surface);
  padding: 4px 14px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
}

.turnitin-clean-text {
  white-space: pre-wrap;
}

/* Turnitin Numbered Highlight Marks */
mark.turnitin-mark {
  background-color: rgba(231, 76, 60, 0.12);
  color: #1A2A3A;
  padding: 2px 4px;
  border-radius: 3px;
  cursor: pointer;
  position: relative;
  display: inline;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  transition: opacity 0.2s, background-color 0.2s;
  border-bottom: 2px solid var(--mark-color, #E74C3C);
}

mark.turnitin-mark:hover {
  filter: brightness(0.92);
  background-color: rgba(231, 76, 60, 0.22);
}

mark.turnitin-mark--flash {
  animation: markFlash 1.5s ease;
}

@keyframes markFlash {
  0%, 100% { outline: none; }
  50% { outline: 3px solid var(--color-primary); }
}

/* Numbered pill badge inside mark */
.turnitin-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  margin-right: 4px;
  font-size: 10px;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 700;
  line-height: 1;
  color: #FFFFFF;
  border-radius: 9px;
  vertical-align: middle;
  transform: translateY(-1px);
  user-select: none;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Right Column: Turnitin Sidebar */
.turnitin-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: sticky;
  top: 20px;
}

.turnitin-card {
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

/* Overall Similarity Gauge Card */
.turnitin-score-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.turnitin-score-header__title {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.turnitin-score-main {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-md);
}

/* Circular / Box Gauge */
.turnitin-score-gauge {
  width: 72px;
  height: 72px;
  border-radius: 8px;
  background-color: var(--color-surface);
  border: 2.5px solid var(--gauge-color, #27AE60);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.turnitin-score-gauge__circle {
  display: flex;
  align-items: baseline;
  justify-content: center;
}

.turnitin-score-gauge__num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
}

.turnitin-score-gauge__pct {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-muted);
}

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

.turnitin-score-rating {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.turnitin-score-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* Turnitin Score Color Classes */
.turnitin-score--blue { color: #2980B9; }
.turnitin-score--green { color: #27AE60; }
.turnitin-score--yellow { color: #D4AC0D; }
.turnitin-score--orange { color: #E67E22; }
.turnitin-score--red { color: #E74C3C; }

/* Score Breakdown Bars */
.turnitin-breakdown {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.turnitin-breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-xs);
}

.breakdown-label {
  color: var(--color-text-muted);
  font-weight: 500;
}

.breakdown-val {
  font-weight: 700;
  color: var(--color-text);
}

.turnitin-progress-track {
  height: 6px;
  background-color: var(--color-surface);
  border-radius: 3px;
  overflow: hidden;
}

.turnitin-progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s ease;
}

.turnitin-progress-fill--web {
  background-color: var(--color-secondary);
}

.turnitin-progress-fill--academic {
  background-color: var(--color-primary);
}

/* Match Overview Section */
.turnitin-overview-header {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}

.turnitin-overview-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
}

.turnitin-overview-sub {
  font-size: 11px;
  color: var(--color-text-muted);
}

.turnitin-sources-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-height: 480px;
  overflow-y: auto;
  padding-right: 2px;
}

/* Source Card */
.turnitin-source-card {
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: #FFFFFF;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.turnitin-source-card:hover,
.turnitin-source-card--active {
  border-color: var(--color-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.turnitin-source-card__header {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.turnitin-source-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  font-size: 11px;
  font-weight: 700;
  color: #FFFFFF;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 1px;
}

.turnitin-source-card__title-box {
  flex: 1;
  min-width: 0;
}

.turnitin-source-card__title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.turnitin-source-card__meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  font-size: 11px;
}

.provider-tag {
  color: var(--color-text-muted);
  font-weight: 500;
}

.source-link {
  color: var(--color-secondary);
  font-weight: 600;
  text-decoration: none;
}

.source-link:hover {
  text-decoration: underline;
}

.turnitin-source-card__score {
  font-size: 1.05rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-left: 6px;
}

.turnitin-source-card__snippet {
  font-size: 11px;
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: 6px;
  line-height: 1.35;
  background-color: var(--color-surface);
  padding: 4px 6px;
  border-radius: 3px;
}

.domain-tag {
  color: var(--color-text-muted);
  font-size: 11px;
}

.source-link-btn {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-secondary);
  text-decoration: none;
  padding: 3px 8px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.source-link-btn:hover {
  background-color: var(--color-primary-bg);
  color: var(--color-primary);
  text-decoration: none;
}

.turnitin-source-card__actions {
  margin-top: 8px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.btn--tiny {
  padding: 3px 8px;
  font-size: 11px;
  border-radius: 3px;
}

/* Zero Match State (0%) */
.turnitin-zero-match {
  text-align: center;
  padding: var(--space-lg) var(--space-sm);
}

.turnitin-zero-match__icon {
  font-size: 2.2rem;
  margin-bottom: var(--space-xs);
}

.turnitin-zero-match__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #27AE60;
  margin-bottom: 6px;
}

.turnitin-zero-match__desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
}

/* Bottom Action Toolbar */
.turnitin-actions-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
  gap: var(--space-md);
  flex-wrap: wrap;
}

.turnitin-actions-right {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}



/* ─── Guide Section ─── */
.guide-details {
  /* Remove default marker */
}

.guide-details summary {
  list-style: none;
}

.guide-details summary::-webkit-details-marker {
  display: none;
}

.guide-summary {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  padding: var(--space-sm) 0;
  user-select: none;
}

.guide-chevron {
  transition: transform var(--transition);
}

.guide-details[open] .guide-chevron {
  transform: rotate(180deg);
}

.guide-content {
  padding-top: var(--space-md);
}

.guide-item {
  margin-bottom: var(--space-lg);
}

.guide-item h3 {
  margin-bottom: var(--space-sm);
}

.guide-item p,
.guide-item ul {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.guide-item li {
  margin-top: var(--space-xs);
}


/* ─── Match Inspection Modal (Turnitin Inspector) ─── */
.match-modal {
  border: none;
  background: transparent;
  padding: 0;
  max-width: 90vw;
  width: 680px;
  margin: auto;
}

.match-modal::backdrop {
  background-color: rgba(26, 42, 58, 0.6);
  backdrop-filter: blur(2px);
}

.match-modal__card {
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.match-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-primary-bg);
  border-bottom: 1px solid var(--color-border);
}

.match-modal__title-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.match-modal__title-group h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 0;
}

.match-badge {
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius);
  background-color: var(--color-danger);
  color: #fff;
}

.match-modal__close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  cursor: pointer;
  line-height: 1;
}

.match-modal__close:hover {
  color: var(--color-text);
}

.match-modal__body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-height: 70vh;
  overflow-y: auto;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.comparison-col__label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-xs);
}

.comparison-box {
  padding: var(--space-md);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  min-height: 110px;
}

.comparison-box--original {
  background-color: #FDEDEC;
  border: 1px solid #F5B7B1;
  color: #78281F;
}

.comparison-box--source {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.match-source-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-surface);
  border-radius: var(--radius);
  font-size: var(--font-size-xs);
}

.match-source-info__source a {
  font-weight: 600;
  color: var(--color-primary);
}

.match-source-info__provider {
  font-weight: 500;
  color: var(--color-text-muted);
}

.match-advice {
  padding: var(--space-md);
  background-color: #FEF9E7;
  border: 1px solid #F9E79F;
  border-radius: var(--radius);
  font-size: var(--font-size-xs);
  color: #7D6608;
  line-height: 1.5;
}

.match-modal__footer {
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-surface-alt);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
}

/* ─── Footer ─── */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}


/* ─── Utility: Hidden ─── */
[hidden] {
  display: none !important;
}


/* ─── Responsive ─── */

/* ─── Responsive (Mobile & Small Tablets) ─── */
@media (max-width: 640px) {
  :root {
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 20px;
    --space-2xl: 28px;
    --font-size-base: 15px;
  }

  body {
    padding-bottom: 24px;
  }

  .container {
    padding: 0 12px;
  }

  /* 1. Header & Branding */
  .site-header {
    padding: 14px 0;
  }

  .site-header__inner {
    flex-direction: column;
    text-align: center;
    gap: 4px;
  }

  .brand-group {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }

  .site-logo {
    font-size: 1.35rem;
  }

  .badge-tag {
    font-size: 10px;
    padding: 2px 7px;
  }

  .site-tagline {
    font-size: 0.8rem;
    line-height: 1.35;
    color: var(--color-text-muted);
  }

  /* 2. Tabs Switcher */
  .input-tabs {
    display: flex;
    width: 100%;
    gap: 4px;
    margin-bottom: 12px;
    border-bottom: 2px solid var(--color-border);
  }

  .tab-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 9px 6px;
    font-size: 0.78rem;
    gap: 5px;
    border-radius: var(--radius) var(--radius) 0 0;
  }

  .tab-btn svg.icon {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
  }

  /* 3. Dropzone & File Card */
  .dropzone {
    padding: 24px 12px;
    gap: 10px;
    border-width: 1.5px;
  }

  .dropzone__icon svg {
    width: 32px;
    height: 32px;
  }

  .dropzone__text strong {
    font-size: 0.95rem;
  }

  .dropzone__text p {
    font-size: 0.78rem;
    margin: 4px 0 8px 0;
  }

  .dropzone__badges {
    gap: 4px;
  }

  .file-badge {
    font-size: 10px;
    padding: 2px 6px;
  }

  .file-card {
    padding: 10px 12px;
    gap: 10px;
    margin-bottom: 12px;
  }

  .file-card__icon {
    font-size: 1.6rem;
  }

  .file-card__name {
    font-size: 0.85rem;
    max-width: 180px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .file-card__meta {
    font-size: 11px;
  }

  #file-remove-btn {
    padding: 6px 10px;
    font-size: 11px;
    flex-shrink: 0;
  }

  /* 4. Textarea Input */
  .textarea-wrapper textarea {
    font-size: 16px; /* Crucial: Prevents iOS auto-zoom on tap */
    padding: 12px;
    min-height: 160px;
    line-height: 1.5;
  }

  .textarea-footer {
    padding: 4px 2px 0 2px;
    font-size: 11px;
  }

  /* 5. Exclusions Settings Box */
  .settings-box {
    margin: 12px 0;
    padding: 12px;
  }

  .settings-box__header {
    margin-bottom: 8px;
  }

  .settings-box__title {
    font-size: 0.82rem;
  }

  .settings-box__options {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .toggle-control {
    gap: 8px;
    padding: 2px 0;
  }

  .toggle-control input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 1px;
  }

  .toggle-control__label strong {
    font-size: 0.82rem;
  }

  .toggle-control__label small {
    font-size: 0.72rem;
    margin-top: 1px;
  }

  /* 6. Submit Button & Hint */
  .input-submit {
    margin-top: 14px;
  }

  .btn--large {
    width: 100%;
    padding: 13px 16px;
    font-size: 0.95rem;
    justify-content: center;
    border-radius: var(--radius-md);
  }

  .input-hint {
    font-size: 0.75rem;
    text-align: center;
    margin-top: 8px;
    line-height: 1.4;
  }

  /* 7. Progress Section */
  .progress-header {
    text-align: center;
    margin-bottom: 16px;
  }

  .progress-header h2.section-title {
    font-size: 1.15rem;
  }

  .progress-sub {
    font-size: 0.8rem;
  }

  .progress-steps {
    padding-left: 2px;
    margin-bottom: 16px;
  }

  .progress-step__label {
    font-size: 0.85rem;
  }

  .progress-step__detail {
    font-size: 0.75rem;
  }

  #cancel-btn {
    width: 100%;
    padding: 11px;
    font-size: 0.88rem;
    justify-content: center;
  }

  /* 8. Turnitin Interactive Document Header */
  .turnitin-doc-header {
    padding: 12px;
    gap: 10px;
    margin-bottom: 14px;
  }

  .turnitin-doc-header__name {
    font-size: 1rem;
    word-break: break-word;
  }

  .turnitin-doc-header__meta {
    font-size: 11px;
    gap: 6px;
  }

  .turnitin-filter-badges {
    width: 100%;
    gap: 6px;
  }

  .filter-pill {
    font-size: 10.5px;
    padding: 2px 7px;
  }

  /* 9. Turnitin Sidebar & Score Card on Mobile */
  .turnitin-sidebar {
    gap: 12px;
  }

  .turnitin-card {
    padding: 12px;
  }

  .turnitin-score-header {
    margin-bottom: 10px;
  }

  .turnitin-score-main {
    gap: 12px;
    padding-bottom: 12px;
    margin-bottom: 12px;
  }

  .turnitin-score-gauge {
    width: 62px;
    height: 62px;
  }

  .turnitin-score-gauge__num {
    font-size: 1.7rem;
  }

  .turnitin-score-gauge__pct {
    font-size: 0.85rem;
  }

  .turnitin-score-rating {
    font-size: 0.9rem;
  }

  .turnitin-score-desc {
    font-size: 11px;
  }

  /* Sources List */
  .turnitin-sources-list {
    max-height: 340px;
  }

  .turnitin-source-card {
    padding: 9px 10px;
  }

  .turnitin-source-card__title {
    font-size: 0.82rem;
  }

  .turnitin-source-card__score {
    font-size: 0.95rem;
  }

  /* 10. Document Paper Viewer on Mobile */
  .turnitin-paper__header {
    padding: 8px 12px;
    flex-wrap: wrap;
    gap: 6px;
  }

  .turnitin-paper__title {
    font-size: 11px;
  }

  .turnitin-paper__hint {
    font-size: 10.5px;
  }

  .turnitin-paper__body {
    padding: 14px 12px;
    font-size: 13.5px;
    line-height: 1.7;
    max-height: 52vh; /* Scrollable paper on mobile */
  }

  .turnitin-p {
    margin-bottom: 1.1em;
  }

  .turnitin-para-break {
    height: 1em;
  }

  mark.turnitin-mark {
    padding: 2px 4px;
    border-radius: 3px;
  }

  .turnitin-badge {
    min-width: 16px;
    height: 16px;
    font-size: 10px;
  }

  /* 11. Action Buttons Toolbar on Mobile */
  .turnitin-actions-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 14px 0;
  }

  .turnitin-actions-bar .btn,
  .turnitin-actions-right,
  .turnitin-actions-right .btn {
    width: 100%;
    justify-content: center;
    padding: 12px 14px;
    font-size: 0.9rem;
  }

  /* 12. Inspector Modal on Mobile (Full Width Bottom/Center Sheet) */
  .match-modal {
    width: 95vw;
    max-width: 95vw;
    margin: auto;
  }

  .match-modal__card {
    border-radius: var(--radius-md);
  }

  .match-modal__header {
    padding: 12px 14px;
  }

  .match-modal__title-group h3 {
    font-size: 0.95rem;
  }

  .match-modal__body {
    padding: 12px;
    max-height: 72vh;
    gap: 10px;
  }

  .comparison-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .comparison-col__label {
    font-size: 10.5px;
  }

  .comparison-box {
    min-height: auto;
    padding: 10px 12px;
    font-size: 0.82rem;
    line-height: 1.5;
  }

  .match-source-info {
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
    font-size: 11px;
  }

  .match-advice {
    font-size: 0.78rem;
    padding: 8px 10px;
    line-height: 1.4;
  }

  .match-modal__footer {
    padding: 10px 12px;
  }

  .match-modal__footer .btn {
    width: 100%;
    justify-content: center;
  }

  /* 13. Guide & Footer */
  .guide-summary {
    font-size: 0.95rem;
  }

  .guide-item h3 {
    font-size: 0.9rem;
  }

  .guide-item p,
  .guide-item ul {
    font-size: 0.8rem;
  }

  .site-footer {
    padding: 16px 0;
    font-size: 0.75rem;
  }
}


/* ═══════════════════════════════════════════════════════════════
   Docstripe / iThenticate Official Grade Styles (Web & Print)
   ═══════════════════════════════════════════════════════════════ */

/* Header & Footer on Cover Sheets */
.itentix-header,
.itentix-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 12px;
  margin-bottom: 20px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.itentix-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.itentix-logo {
  flex-shrink: 0;
}

.itentix-brand-name {
  font-size: 1.15rem;
  font-weight: 800;
  color: #1A2A3A;
  letter-spacing: -0.02em;
}

.itentix-brand-tag {
  font-size: 0.85rem;
  color: #5A7A8A;
  margin-left: 8px;
  padding-left: 8px;
  border-left: 1.5px solid #D0DDE6;
}

.itentix-sub-id {
  font-size: 0.85rem;
  color: #5A7A8A;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.itentix-sub-id strong {
  color: #1A2A3A;
}

.itentix-title-section {
  margin: 28px 0 18px 0;
}

.itentix-main-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: #1A2A3A;
  line-height: 1.15;
  margin-bottom: 8px;
}

.itentix-file-title {
  font-size: 1.35rem;
  font-weight: 500;
  color: #355C7D;
  margin: 0;
}

.itentix-divider {
  border: none;
  height: 1px;
  background-color: #E2E8F0;
  margin: 20px 0;
}

.itentix-section-label {
  font-size: 1.15rem;
  font-weight: 700;
  color: #1A2A3A;
  margin-bottom: 16px;
}

.itentix-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 12px;
}

.itentix-detail-group {
  margin-bottom: 14px;
}

.itentix-detail-key {
  font-size: 0.8rem;
  font-weight: 500;
  color: #718096;
  margin-bottom: 2px;
}

.itentix-detail-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: #1A2A3A;
}

.itentix-filter-sub {
  font-size: 0.85rem;
  color: #718096;
  margin-bottom: 10px;
}

.itentix-filter-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #2D3748;
}

.itentix-footer {
  margin-top: 40px;
  border-top: 1px solid #E2E8F0;
  padding-top: 16px;
}

/* Page 2: Stats Banner & Match Group */
.itentix-stats-banner {
  display: grid;
  grid-template-columns: 140px 170px 1fr;
  gap: 20px;
  align-items: center;
  margin: 20px 0 14px 0;
}

.itentix-stat-box {
  display: flex;
  flex-direction: column;
}

.itentix-stat-num {
  font-size: 3.5rem;
  font-weight: 800;
  color: #1A2A3A;
  line-height: 1;
}

.itentix-stat-label {
  font-size: 1.1rem;
  font-weight: 500;
  color: #4A5568;
  margin-top: 6px;
}

.itentix-match-group-box {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 20px;
  border-left: 1px solid #E2E8F0;
}

.itentix-match-group-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #1A2A3A;
  margin-bottom: 4px;
}

.itentix-match-group-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  color: #4A5568;
}

.itentix-group-pct {
  font-weight: 700;
  color: #1A2A3A;
  min-width: 32px;
}

.itentix-sources-header {
  margin: 18px 0 12px 0;
}

.itentix-sources-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1A2A3A;
}

.itentix-sources-sub {
  font-size: 0.82rem;
  color: #718096;
  margin-top: 2px;
}

.itentix-sources-table {
  display: flex;
  flex-direction: column;
}

.itentix-source-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid #EDF2F7;
}

.itentix-source-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.itentix-source-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 800;
  border-radius: 6px;
  flex-shrink: 0;
}

.itentix-type-pill {
  font-size: 11px;
  font-weight: 600;
  color: #4A5568;
  background-color: #EDF2F7;
  padding: 2px 8px;
  border-radius: 12px;
  flex-shrink: 0;
}

.itentix-source-domain {
  font-size: 0.88rem;
  font-weight: 600;
  color: #1A2A3A;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.itentix-source-right {
  font-size: 0.95rem;
  font-weight: 700;
  color: #1A2A3A;
  margin-left: 16px;
  flex-shrink: 0;
}

/* Web View Styles */
.itentix-web-score-card {
  padding: 16px;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.itentix-web-stats-row {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 12px;
}

.itentix-web-stat {
  text-align: center;
}

.itentix-web-stat__val {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.itentix-web-stat__label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

.itentix-web-match-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.itentix-web-source-card {
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: #FFFFFF;
  transition: all var(--transition-fast);
}

.itentix-web-source-card:hover,
.itentix-web-source-card--active {
  border-color: var(--color-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.itentix-web-source-card__header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.itentix-web-source-card__domain {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text);
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.itentix-web-source-card__score {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-primary);
  flex-shrink: 0;
}

.itentix-web-source-card__title {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.35;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.itentix-web-source-card__actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

/* ═══════════════════════════════════════════════════════════════
   Turnitin Official Originality Report Print & PDF Stylesheet
   ═══════════════════════════════════════════════════════════════ */
@media print {
  @page {
    size: A4 portrait;
    margin: 15mm 15mm 15mm 15mm;
  }

  *, *::before, *::after {
    box-shadow: none !important;
    text-shadow: none !important;
  }

  body {
    background-color: #FFFFFF !important;
    color: #1A2A3A !important;
    font-size: 10.5pt;
    line-height: 1.6;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .container {
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  /* Hide all screen-only UI elements */
  .site-header,
  .site-footer,
  #input-section,
  #progress-section,
  #guide-section,
  .turnitin-doc-header,
  .turnitin-paper__header,
  .turnitin-sidebar,
  .turnitin-actions-bar,
  .inspect-btn,
  .source-link-btn,
  .pulse-dot,
  .btn,
  .match-modal,
  .source-tooltip,
  .input-tabs {
    display: none !important;
  }

  #report-section {
    display: block !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
  }

  .turnitin-view {
    display: block !important;
    margin: 0 !important;
  }

  /* ─── PAGE 1: Docstripe Official Cover Sheet ─── */
  .turnitin-print-cover {
    display: block !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .itentix-page-1 {
    page-break-after: always !important;
    break-after: page !important;
    min-height: 94vh;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    padding-bottom: 20px;
  }

  /* ─── PAGE 2: Match Overview & Top Sources ─── */
  .itentix-page-2 {
    page-break-before: always !important;
    break-before: page !important;
    page-break-after: always !important;
    break-after: page !important;
    min-height: 94vh;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    padding-bottom: 20px;
  }

  /* ─── PAGE 3+: Annotated Academic Document ─── */
  .turnitin-doc-pane {
    page-break-before: always !important;
    break-before: page !important;
    width: 100% !important;
    display: block !important;
  }

  .turnitin-paper {
    border: none !important;
    box-shadow: none !important;
    background: transparent !important;
    width: 100% !important;
  }

  .turnitin-paper__body {
    max-height: none !important;
    overflow: visible !important;
    padding: 0 !important;
    font-size: 11pt !important;
    line-height: 1.85 !important;
    color: #111111 !important;
    font-family: Georgia, 'Times New Roman', Cambria, serif !important;
    white-space: pre-wrap !important;
    text-align: justify !important;
    page-break-inside: auto;
  }

  .turnitin-para-break {
    display: block !important;
    height: 1.3em !important;
  }

  .turnitin-p {
    margin-bottom: 1.4em !important;
    text-align: justify !important;
    line-height: 1.85 !important;
    page-break-inside: avoid;
    break-inside: avoid;
  }

  mark.turnitin-mark {
    background-color: var(--mark-bg, #FCE4EC) !important;
    border-bottom: 2px solid var(--mark-color, #D81B60) !important;
    color: #000000 !important;
    padding: 1px 3px !important;
    border-radius: 2px !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
  }

  .turnitin-badge {
    background-color: var(--mark-color, #D81B60) !important;
    color: #FFFFFF !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-width: 17px !important;
    height: 17px !important;
    padding: 0 4px !important;
    margin-right: 4px !important;
    font-size: 8.5pt !important;
    font-weight: 800 !important;
    border-radius: 4px !important;
    vertical-align: middle !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .turnitin-doc-end-marker {
    margin-top: 32px !important;
    padding-top: 16px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 16px !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .turnitin-doc-end-marker__line {
    flex: 1 !important;
    height: 1px !important;
    border-top: 1px dashed #BDC3C7 !important;
    background: none !important;
  }

  .turnitin-doc-end-marker__badge {
    font-size: 8pt !important;
    font-weight: 700 !important;
    letter-spacing: 0.08em !important;
    color: #7F8C8D !important;
    text-transform: uppercase !important;
    background-color: #F4F7F9 !important;
    padding: 3px 12px !important;
    border-radius: 4px !important;
    border: 1px solid #D0DDE6 !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }
}