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

:root {
  --bg: #0f0f10;
  --sidebar-bg: #111112;
  --card-bg: #17171a;
  --card-border: rgba(255,255,255,0.06);
  --text-primary: #f2f2f3;
  --text-secondary: #8a8a8f;
  --text-muted: #5c5c62;
  --accent: #5b63d3;
  --accent-soft: #333c6b;
  --accent-glow: #3a3f74;
  --accent-bright: #8b93f0;
  --border-subtle: #232326;
  --danger: #e2685f;
  --warning: #e0a854;
  --safe: #5bc98a;
  --radius-lg: 44px;
  --radius-md: 10px;
  --radius-sm: 8px;
}

html, body {
  height: 100%;
  background: var(--bg);
  font-family: 'Manrope', sans-serif;
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

.app {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

/* ============ SIDEBAR (fixed — never scrolls) ============ */
.sidebar {
  width: 300px;
  flex-shrink: 0;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  padding: 28px 20px;

  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 100;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 28px;
}

.brand-logo {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #e8e8ea, #b9b9bf 70%);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.brand-title {
  font-weight: 600;
  font-size: 18px;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.brand-subtitle {
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 2px;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 12px;
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 16px;
  font-weight: 600;
  transition: background 0.15s ease, color 0.15s ease;
  position: relative;
}

.nav-item .nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.85;
}

.nav-item:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.03);
}

.nav-item.active {
  background: var(--accent-soft);
  color: #e4e4e4;
}

.nav-item.active::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: #7b83e8;
  border-radius: 0 3px 3px 0;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 20px;
}

.user-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  width: fit-content;
}

.user-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #e8e8ea, #b9b9bf 70%);
  display: inline-block;
}

/* ============ MAIN ============ */
.main {
  flex: 1;
  padding: 40px 48px 80px;
  max-width: 900px;
  margin-left: 300px; /* offset for fixed sidebar */
}

.page-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 22px;
}

/* Stepper */
.stepper {
  display: flex;
  align-items: center;
  margin-bottom: 26px;
}

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

.step-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.step-label {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  transition: color 0.2s ease;
}

.step.active .step-dot {
  background: #8b93f0;
  box-shadow: 0 0 0 3px rgba(139,147,240,0.15);
}

.step.active .step-label {
  color: var(--text-primary);
}

.step-line {
  flex: 1;
  min-width: 40px;
  max-width: 70px;
  height: 1px;
  background: var(--border-subtle);
  margin: 0 12px;
}

.section-title {
  font-size: 22px;
  font-weight: 600;
  color: #e4e4e4;
  margin-bottom: 16px;
}

/* Upload card */
.upload-card {
  position: relative;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 56px 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.upload-glow {
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 200px;
  background: radial-gradient(ellipse at top center, rgba(91,99,211,0.35), rgba(58,63,116,0.12) 55%, transparent 75%);
  pointer-events: none;
}

.upload-card-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
  max-width: 420px;
}

.upload-heading {
  font-size: 26px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.upload-subtext {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 26px;
}

.url-input-wrap {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 11px 11px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
}

.url-icon {
  color: var(--text-muted);
  flex-shrink: 0;
}

.url-input-wrap input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-secondary);
  font-family: 'Manrope', sans-serif;
  font-size: 16px;
  font-weight: 500;
}

.url-input-wrap input::placeholder {
  color: var(--text-muted);
}

.url-input-wrap:focus-within {
  border-color: var(--accent);
}

.action-buttons {
  display: flex;
  gap: 10px;
}

.btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-family: 'Manrope', sans-serif;
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 0 16px rgba(91, 99, 211, 0.55), 0 0 4px rgba(91, 99, 211, 0.4);
  transition: filter 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 22px rgba(91, 99, 211, 0.65), 0 0 5.5px rgba(91, 99, 211, 0.5);
}

.btn-secondary {
  background: var(--accent-soft);
  color: #d8daf5;
}

.btn-secondary:hover {
  filter: brightness(1.15);
}

/* Drag over state */
.upload-card.drag-over {
  border-color: var(--accent);
}

.upload-card.drag-over .upload-glow {
  opacity: 1.3;
}

/* ============ SCREEN SYSTEM ============ */
.screen-container {
  position: relative;
}

.screen {
  display: none;
}

.screen.screen-active {
  display: block;
}

.screen-actions {
  display: flex;
  justify-content: flex-start;
  margin-top: 28px;
}

.screen-actions-end {
  justify-content: flex-end;
  gap: 10px;
}

/* ============ SCREEN 1 EXTRAS: Case details + tips ============ */
.lower-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 20px;
}

.info-card {
  position: relative;
  overflow: hidden;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 24px 26px;
}

.info-card > *:not(.upload-glow) {
  position: relative;
  z-index: 1;
}

.info-card .upload-glow {
  opacity: 0.8;
}

.info-card-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.info-card-title-spaced {
  margin-top: 22px;
}

.field-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.field-row label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
  flex-shrink: 0;
}

.field-row input[type="text"] {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'Manrope', sans-serif;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 12px;
  text-align: right;
  width: 170px;
  outline: none;
}

.field-row input[type="text"]:focus {
  border-color: var(--accent);
}

.field-row input[type="text"]:disabled {
  color: var(--text-muted);
  cursor: not-allowed;
}

.pill-select {
  display: flex;
  gap: 6px;
}

.pill {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 6px 13px;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.pill:hover {
  color: var(--text-primary);
}

.pill-active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: #e4e4e4;
}

.source-chip-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.source-chip {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: center;
}

.tip-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tip-list li {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  line-height: 1.5;
  padding-left: 14px;
  position: relative;
}

.tip-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #7b83e8;
}

/* ============ SCREEN 2 — ANALYSIS ============ */
.analysis-card {
  position: relative;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 48px 40px 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
}

.analysis-card .upload-glow {
  opacity: 0.9;
}

.analysis-card-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
  max-width: 360px;
}

/* ===== #1: media thumb now supports a real uploaded image ===== */
.media-thumb {
  position: relative;
  overflow: hidden;
  width: 120px;
  height: 90px;
  border-radius: 14px;
  background: linear-gradient(160deg, #f2f2f3, #cfcfd4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #17171a;
  margin-bottom: 22px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.4);
}

.media-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

.media-thumb-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-thumb-sm {
  width: 72px;
  height: 56px;
  margin-bottom: 0;
  font-size: 10px;
}

.media-thumb-lg {
  width: 100%;
  height: 260px;
  margin-bottom: 0;
  border-radius: 18px;
}

.progress-status {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.progress-caption {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.progress-track {
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: var(--border-subtle);
  overflow: hidden;
  margin-bottom: 10px;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, #5b63d3, #8b93f0);
  transition: width 0.4s ease;
}

.progress-percent {
  font-size: 13px;
  font-weight: 700;
  color: #8b93f0;
}

/* Search results */
.results-block {
  margin-top: 20px;
}

/* Platform cards grid (matches reference image) */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.platform-card {
  position: relative;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 20px 20px 18px;
  overflow: hidden;
  opacity: 0;
  transform: translateY(10px);
}

.platform-card-glow {
  position: absolute;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 260px;
  height: 140px;
  background: radial-gradient(ellipse at top center, rgba(91,99,211,0.28), transparent 70%);
  pointer-events: none;
}

.platform-card-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.platform-icon {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(255,255,255,0.04);
  color: var(--text-primary);
}

.platform-icon-sm {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  font-size: 10px;
}

.platform-icon-instagram { background: linear-gradient(135deg, #4a3a86, #833ab4 40%, #c13584 70%, #e1306c); }
.platform-icon-facebook { background: #3b5998; }
.platform-icon-tiktok { background: #1f1f22; }
.platform-icon-web { background: rgba(255,255,255,0.06); }

/* ===== #2: bigger platform headings ===== */
.platform-card-head h5 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1px;
}

.platform-count {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

.source-list {
  position: relative;
  z-index: 1;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 14px;
}

.source-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.src-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: 1.4px solid var(--text-muted);
  flex-shrink: 0;
}

/* ===== #2: full-line underline on hover for source links ===== */
.src-line {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-secondary);
  width: 100%;
}

.src-line:hover {
  text-decoration: underline;
  color: var(--accent-bright);
}

.src-line:hover .src-link {
  color: var(--accent-bright);
}

.src-link {
  margin-left: auto;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 12px;
  flex-shrink: 0;
}

.src-link:hover {
  color: var(--accent-bright);
}

.view-all-link {
  position: relative;
  z-index: 1;
  font-size: 13px;
  font-weight: 700;
  color: #8b93f0;
  text-decoration: none;
}

.view-all-link:hover {
  text-decoration: underline;
}

/* ============ SCREEN 3 — SOURCE TRACE ============ */
.trace-top {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 14px;
  margin-bottom: 18px;
}

.trace-media-card {
  position: relative;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 22px;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.trace-media-card .upload-glow {
  opacity: 0.7;
  width: 400px;
  height: 140px;
}

.trace-media-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 14px;
}

.trace-media-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.meta-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.meta-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.meta-sub {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-top: 3px;
}

/* ===== #5: summary card now opts into the glow utility + bigger stat numbers ===== */
.trace-summary-card {
  position: relative;
  overflow: hidden;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 22px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.trace-summary-card .upload-glow {
  opacity: 0.8;
}

.trace-summary-card > *:not(.upload-glow) {
  position: relative;
  z-index: 1;
}

.trace-summary-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
  flex: 1;
}

.trace-summary-num {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
  white-space: nowrap;
}

.trace-summary-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  line-height: 1.3;
}

.trace-summary-divider {
  width: 1px;
  height: 36px;
  background: var(--border-subtle);
  flex-shrink: 0;
}

/* Timeline */
.timeline-card {
  position: relative;
  overflow: hidden;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 26px 30px 22px;
  margin-bottom: 20px;
}

.timeline-card .upload-glow {
  opacity: 0.8;
}

.timeline-card > *:not(.upload-glow) {
  position: relative;
  z-index: 1;
}

.timeline-track {
  position: relative;
  height: 40px;
  margin: 30px 0 8px;
}

.timeline-line {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #5b63d3, #8b93f0);
  transform: translateY(-50%);
  border-radius: 2px;
}

.timeline-point {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
}

.timeline-dot {
  display: block;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2.5px solid #8b93f0;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.timeline-dot-first,
.timeline-dot-latest {
  width: 15px;
  height: 15px;
  background: #8b93f0;
  box-shadow: 0 0 0 4px rgba(139,147,240,0.18);
}

.timeline-point:hover .timeline-dot {
  transform: scale(1.25);
}

.timeline-tooltip {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: #1e1e22;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  box-shadow: 0 8px 20px rgba(0,0,0,0.4);
}

.timeline-tooltip strong {
  font-size: 12px;
  color: var(--text-primary);
}

.timeline-tooltip span {
  font-size: 11px;
  color: var(--text-secondary);
}

.timeline-point:hover .timeline-tooltip {
  opacity: 1;
}

.timeline-axis-labels {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

/* ===== #6: Uploads Over Time chart card ===== */
.frequency-card {
  position: relative;
  overflow: hidden;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 26px 28px 20px;
  margin-bottom: 18px;
}

.frequency-card .upload-glow {
  opacity: 0.8;
}

.frequency-card > *:not(.upload-glow) {
  position: relative;
  z-index: 1;
}

.frequency-caption {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.frequency-chart-wrap {
  height: 200px;
}

/* Table filters */
.table-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.table-header-row .section-title {
  margin-bottom: 0;
}

.table-filters {
  display: flex;
  gap: 6px;
}

/* Trace table */
.trace-table {
  position: relative;
  overflow: hidden;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
}

.trace-table .upload-glow {
  opacity: 0.8;
}

.trace-table-head {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.1fr 0.9fr;
  padding: 14px 22px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
}

.trace-row {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.1fr 0.9fr;
  align-items: center;
  padding: 14px 22px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 13px;
  color: var(--text-secondary);
  opacity: 0;
  transform: translateY(8px);
  position: relative;
  z-index: 1;
}

.trace-row:last-child {
  border-bottom: none;
}

/* ===== #3: filter pill row hides non-matching rows ===== */
.trace-row[data-hidden="true"] {
  display: none;
}

.trace-row-source {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--text-primary);
}

.row-thumb {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(160deg, #3a3a40, #232326);
  flex-shrink: 0;
}

.row-platform {
  display: flex;
  align-items: center;
  gap: 7px;
  font-weight: 500;
}

.row-date {
  font-weight: 500;
}

.row-match {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--text-primary);
}

.match-bar {
  width: 46px;
  height: 4px;
  border-radius: 999px;
  background: var(--border-subtle);
  overflow: hidden;
}

.match-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #5b63d3, #8b93f0);
  border-radius: 999px;
}

.row-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.row-action {
  font-size: 12px;
  font-weight: 700;
  color: #8b93f0;
  text-decoration: none;
}

.row-action:hover {
  text-decoration: underline;
}

.row-action-flag {
  color: var(--danger);
}

/* ============ SCREEN 4 — AI VERDICT ============ */
.verdict-top {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 14px;
  margin-bottom: 18px;
}

.gauge-card {
  position: relative;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 30px 24px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gauge-card .upload-glow {
  opacity: 0.8;
}

.gauge-card-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.gauge-wrap {
  position: relative;
  width: 172px;
  height: 172px;
}

.gauge-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.gauge-track {
  fill: none;
  stroke: var(--border-subtle);
  stroke-width: 12;
}

.gauge-fill {
  fill: none;
  stroke: #e2685f;
  stroke-width: 12;
  stroke-linecap: round;
  stroke-dasharray: 527.79;
  stroke-dashoffset: 527.79;
  transition: stroke 0.6s ease;
}

.gauge-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.gauge-num {
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.gauge-sub {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 2px;
}

.verdict-banner {
  display: flex;
  align-items: center;
  gap: 9px;
  background: rgba(226, 104, 95, 0.1);
  border: 1px solid rgba(226, 104, 95, 0.3);
  border-radius: 999px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 700;
  color: #e2685f;
}

.verdict-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #e2685f;
  flex-shrink: 0;
  box-shadow: 0 0 0 3px rgba(226,104,95,0.2);
}

.media-heatmap-card {
  position: relative;
  overflow: hidden;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 20px;
}

.heatmap-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.heatmap-header h5 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.heatmap-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-family: 'Manrope', sans-serif;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.toggle-track {
  width: 32px;
  height: 18px;
  border-radius: 999px;
  background: var(--border-subtle);
  position: relative;
  transition: background 0.2s ease;
}

.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--text-secondary);
  transition: transform 0.2s ease, background 0.2s ease;
}

.heatmap-toggle.on .toggle-track {
  background: var(--accent-soft);
}

.heatmap-toggle.on .toggle-thumb {
  transform: translateX(14px);
  background: #8b93f0;
}

.heatmap-frame {
  position: relative;
  margin-bottom: 12px;
}

.heatmap-overlay {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.heatmap-overlay.visible {
  opacity: 1;
}

.heat-region {
  position: absolute;
  border-radius: 50%;
  filter: blur(10px);
  mix-blend-mode: screen;
}

.heat-region-1 {
  width: 90px;
  height: 90px;
  top: 20%;
  left: 30%;
  background: radial-gradient(circle, rgba(226,104,95,0.75), transparent 70%);
}

.heat-region-2 {
  width: 60px;
  height: 60px;
  top: 55%;
  left: 55%;
  background: radial-gradient(circle, rgba(224,168,84,0.7), transparent 70%);
}

.heat-region-3 {
  width: 70px;
  height: 50px;
  top: 15%;
  left: 60%;
  background: radial-gradient(circle, rgba(226,104,95,0.6), transparent 70%);
}

.heatmap-caption {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Breakdown */
.breakdown-card {
  position: relative;
  overflow: hidden;
  background: var(--card-bg);
  border: 1.12px solid var(--card-border);
  border-radius: 22px;
  padding: 26px 28px 22px;
  margin-bottom: 8px;
}

.breakdown-card .upload-glow {
  opacity: 0.8;
}

.breakdown-card > *:not(.upload-glow) {
  position: relative;
  z-index: 1;
}

.breakdown-row {
  display: grid;
  grid-template-columns: 1fr 2fr 48px;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.breakdown-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.breakdown-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.breakdown-bar {
  height: 6px;
  border-radius: 999px;
  background: var(--border-subtle);
  overflow: hidden;
}

.breakdown-fill {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #5b63d3, #8b93f0);
  width: 0%;
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.breakdown-fill-low {
  background: linear-gradient(90deg, #4a7a5f, #5bc98a);
}

.breakdown-pct {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  text-align: right;
}

.breakdown-note {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 4px;
}

/* Responsive */
@media (max-width: 900px) {
  .lower-grid,
  .trace-top,
  .verdict-top,
  .platform-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .app {
    flex-direction: column;
  }
  .sidebar {
    position: relative;
    width: 100%;
    height: auto;
    flex-direction: row;
    align-items: center;
    padding: 16px 20px;
  }
  .main {
    margin-left: 0;
  }
  .brand {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
  }
  .nav, .sidebar-footer {
    display: none;
  }
  .main {
    padding: 28px 20px;
  }
  .action-buttons {
    flex-direction: column;
    width: 100%;
  }
  .btn {
    justify-content: center;
  }
  .trace-table-head,
  .trace-row {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
  .row-date, .row-actions { display: none; }
}