/* ===== CSS Variables & Reset ===== */
:root {
  --bg-primary: #0a0a1a;
  --bg-secondary: #0f0f23;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --text-primary: #e8e8f0;
  --text-secondary: #8888a8;
  --text-muted: #555577;
  --accent: #7c5cfc;
  --accent-glow: rgba(124, 92, 252, 0.15);
  --green: #00d97e;
  --green-bg: rgba(0, 217, 126, 0.08);
  --green-border: rgba(0, 217, 126, 0.2);
  --yellow: #f6c23e;
  --yellow-bg: rgba(246, 194, 62, 0.08);
  --yellow-border: rgba(246, 194, 62, 0.2);
  --red: #e74a3b;
  --red-bg: rgba(231, 74, 59, 0.08);
  --red-border: rgba(231, 74, 59, 0.2);
  --blue: #4e73df;
  --blue-bg: rgba(78, 115, 223, 0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.5);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background-color: var(--bg-primary);
  background-image: radial-gradient(ellipse at 30% 20%, rgba(124, 92, 252, 0.04) 0%, transparent 50%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== Header ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 26, 0.8);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent), #a855f7);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.logo-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.logo-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 400;
}

.header-right {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  max-width: 560px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.search-container {
  position: relative;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 10px 14px 10px 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: rgba(255, 255, 255, 0.06);
}

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

.search-kbd {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 11px;
  font-family: var(--font);
  pointer-events: none;
}

/* ===== Summary Bar ===== */
.summary-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

.summary-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  gap: 12px;
  overflow-x: auto;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: var(--radius);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.stat-number {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.stat-normal { color: var(--green); }
.stat-warning { color: var(--red); }
.stat-info { color: var(--accent); }

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== Main ===== */
.main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
  position: relative;
  z-index: 1;
}

/* ===== Category Navigation ===== */
.category-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 20px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.category-nav::-webkit-scrollbar { display: none; }

#categoryButtons {
  display: contents;
}

.category-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-family: var(--font);
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
  flex-shrink: 0;
}

.category-btn:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
  background: var(--bg-glass);
}

.category-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.category-divider {
  width: 1px;
  height: 24px;
  background: var(--border);
  flex-shrink: 0;
  margin: 0 4px;
}

/* ===== Cards Grid ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 14px;
}

/* ===== Biomarker Card ===== */
.bio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.bio-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-accent, var(--accent));
  opacity: 0;
  transition: var(--transition);
}

.bio-card {
  will-change: transform;
}

.bio-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.bio-card:hover::before {
  opacity: 1;
}

.bio-card.status-normal { --card-accent: var(--green); }
.bio-card.status-high { --card-accent: var(--red); }
.bio-card.status-low { --card-accent: var(--yellow); }

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.card-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.card-category {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.status-badge {
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.status-badge.normal {
  background: var(--green-bg);
  color: var(--green);
  border: 1px solid var(--green-border);
}

.status-badge.high {
  background: var(--red-bg);
  color: var(--red);
  border: 1px solid var(--red-border);
}

.status-badge.low {
  background: var(--yellow-bg);
  color: var(--yellow);
  border: 1px solid var(--yellow-border);
}

.card-value-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}

.card-value {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.card-value.normal { color: var(--text-primary); }
.card-value.high { color: var(--red); }
.card-value.low { color: var(--yellow); }

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

.card-ref {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

/* Reference range bar */
.range-bar-container {
  margin-bottom: 12px;
}

.range-bar {
  height: 4px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: visible;
}

.range-bar-fill {
  position: absolute;
  height: 100%;
  border-radius: 2px;
  background: var(--green);
  opacity: 0.4;
}

.range-bar-marker {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--bg-primary);
  z-index: 2;
}

.range-bar-marker.normal { background: var(--green); box-shadow: 0 0 8px rgba(0, 217, 126, 0.4); }
.range-bar-marker.high { background: var(--red); box-shadow: 0 0 8px rgba(231, 74, 59, 0.4); }
.range-bar-marker.low { background: var(--yellow); box-shadow: 0 0 8px rgba(246, 194, 62, 0.4); }

/* Card footer with trend */
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.card-trend {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 500;
}

.card-trend.up { color: var(--red); }
.card-trend.down { color: var(--green); }
.card-trend.stable { color: var(--text-muted); }
.card-trend.up-good { color: var(--green); }
.card-trend.down-bad { color: var(--red); }

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

/* Mini sparkline SVG in card */
.card-sparkline {
  display: block;
  width: 100%;
  height: 32px;
  margin-bottom: 8px;
}

/* ===== Empty State ===== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  gap: 16px;
  color: var(--text-muted);
  font-size: 15px;
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 10;
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.modal-header {
  padding: 28px 28px 0;
}

.modal-status-badge {
  display: inline-block;
  margin-bottom: 8px;
}

.modal-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}

.modal-description {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.modal-body {
  padding: 24px 28px 28px;
}

.modal-chart-container {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
  height: 280px;
  position: relative;
}

.modal-readings {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.reading-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.reading-date {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

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

.reading-value {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.reading-value.normal { color: var(--green); }
.reading-value.high { color: var(--red); }
.reading-value.low { color: var(--yellow); }

.modal-ref {
  padding: 14px 16px;
  background: var(--blue-bg);
  border: 1px solid rgba(78, 115, 223, 0.15);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-secondary);
}

.modal-ref strong {
  color: var(--text-primary);
  font-weight: 600;
}

.btn-primary {
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent), #a855f7);
  color: white;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ===== Login Screen ===== */
.login-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  background-image: radial-gradient(ellipse at 30% 20%, rgba(124, 92, 252, 0.04) 0%, transparent 50%);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 380px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.login-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.login-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.login-input {
  width: 100%;
  padding-left: 14px !important;
  margin-bottom: 12px;
  text-align: center;
}

.login-btn {
  width: 100%;
}

.login-error {
  color: var(--red);
  font-size: 13px;
  margin-top: 12px;
  min-height: 18px;
}

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 32px 24px;
  color: var(--text-muted);
  font-size: 12px;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}

/* ===== Animations (only on initial page load) ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Only animate on first render — class added by JS */
.bio-card-animate {
  animation: fadeInUp 0.3s ease forwards;
  opacity: 0;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    gap: 12px;
    padding: 12px 16px;
  }

  .header-right {
    max-width: 100%;
  }

  .summary-inner {
    padding: 12px 16px;
  }

  .main {
    padding: 16px;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }

  .modal {
    max-height: 90vh;
    margin: 12px;
  }

  .modal-header { padding: 20px 20px 0; }
  .modal-body { padding: 16px 20px 20px; }
}

@media (max-width: 480px) {
  .logo-title { font-size: 14px; }
  .stat-card { padding: 8px 14px; }
  .stat-number { font-size: 18px; }
  .card-value { font-size: 24px; }
}

/* ===== AI Overview Section ===== */
.ai-overview {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.ai-overview-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}

.ai-overview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.ai-overview-title {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
}

.ai-overview-title h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.icon-btn {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  padding: 8px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-btn:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--accent);
}

.ai-overview-body {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

.ai-overview-column {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.ai-overview-column h3 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.ai-overview-column.highlights h3 { color: var(--green); }
.ai-overview-column.lowlights h3 { color: var(--red); }
.ai-overview-column.actions h3 { color: var(--accent); }

.ai-item {
  padding: 12px;
  margin-bottom: 8px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  border-left: 3px solid;
}

.ai-item:last-child { margin-bottom: 0; }
.ai-item.highlight { border-color: var(--green); }
.ai-item.lowlight { border-color: var(--red); }
.ai-item.action { border-color: var(--accent); }

.ai-item-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.ai-item-detail {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.ai-item-biomarkers {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.ai-item-biomarker-tag {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.ai-item-link {
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  margin-right: 12px;
}

.ai-item-link:hover { text-decoration: underline; }

.ai-overview-loading, .ai-insight-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 40px;
  color: var(--text-secondary);
  grid-column: 1 / -1;
}

.ai-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ===== Modal AI Insight ===== */
.modal-ai-insight {
  margin-top: 20px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.ai-insight-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ai-insight-body {
  padding: 16px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.ai-insight-body strong { color: var(--text-primary); }
.ai-insight-body ul { margin: 8px 0; padding-left: 20px; }
.ai-insight-body li { margin-bottom: 4px; }

.ai-insight-loading {
  padding: 24px;
}

/* ===== Ask AI Button ===== */
.btn-ask-ai {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-glass);
  color: var(--accent);
  font-size: 13px;
  font-family: var(--font);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
  justify-content: center;
}

.btn-ask-ai:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
}

/* ===== Chat FAB ===== */
.chat-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, var(--accent), #a855f7);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(124, 92, 252, 0.4);
  z-index: 500;
  transition: var(--transition);
}

.chat-fab:hover { transform: scale(1.08); box-shadow: 0 6px 28px rgba(124, 92, 252, 0.5); }

/* ===== Chat Panel ===== */
.chat-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 420px;
  max-width: 100vw;
  height: 100vh;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border);
  z-index: 1100;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.chat-panel.open { transform: translateX(0); }

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.chat-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-msg {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.6;
}

.chat-msg.user {
  align-self: flex-end;
  background: var(--accent);
  color: white;
  border-bottom-right-radius: 4px;
}

.chat-msg.assistant {
  align-self: flex-start;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-bottom-left-radius: 4px;
}

.chat-msg.assistant a { color: var(--accent); }
.chat-msg.assistant strong { color: var(--text-primary); }
.chat-msg.assistant ul { margin: 8px 0; padding-left: 20px; }
.chat-msg.assistant li { margin-bottom: 4px; }

.chat-input-area {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  align-items: flex-end;
  flex-shrink: 0;
}

.chat-input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font);
  resize: none;
  outline: none;
  max-height: 120px;
}

.chat-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.chat-send {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  border: none;
  background: linear-gradient(135deg, var(--accent), #a855f7);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.chat-send:hover { opacity: 0.9; }
.chat-send:disabled { opacity: 0.4; cursor: not-allowed; }

.chat-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1050;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.chat-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ===== Conditions Bar ===== */
.conditions-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.conditions-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 12px 24px;
}

.conditions-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.conditions-header svg { color: var(--yellow); }

.conditions-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.condition-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  font-size: 13px;
}

.condition-tag strong { color: var(--text-primary); font-weight: 600; }
.condition-severity { font-size: 11px; padding: 2px 6px; border-radius: 4px; text-transform: uppercase; font-weight: 600; letter-spacing: 0.05em; }
.severity-mild .condition-severity { background: var(--yellow-bg); color: var(--yellow); border: 1px solid var(--yellow-border); }
.severity-moderate .condition-severity { background: rgba(255, 152, 0, 0.1); color: #ff9800; border: 1px solid rgba(255, 152, 0, 0.2); }
.severity-severe .condition-severity { background: var(--red-bg); color: var(--red); border: 1px solid var(--red-border); }
.condition-detail { font-size: 12px; color: var(--text-muted); }

/* ===== Mini Sparklines in Overview ===== */
.ai-item-charts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.mini-chart-wrapper {
  flex: 1;
  min-width: 80px;
  max-width: 200px;
}

.mini-chart-label {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mini-sparkline {
  display: block;
  width: 100%;
  height: 24px;
}

/* ===== Upload Modal ===== */
.upload-modal { max-width: 560px; }

.upload-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  background: var(--bg-glass);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  gap: 12px;
  color: var(--text-secondary);
}

.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.upload-dropzone p { margin: 0; font-size: 14px; }

.upload-status {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  margin-top: 12px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.upload-status-text { font-size: 13px; color: var(--text-secondary); }

.upload-history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
}

.upload-status-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  text-transform: uppercase;
}

.upload-status-badge.done { background: var(--green-bg); color: var(--green); }
.upload-status-badge.processing { background: var(--blue-bg); color: var(--blue); }
.upload-status-badge.pending { background: var(--yellow-bg); color: var(--yellow); }
.upload-status-badge.error { background: var(--red-bg); color: var(--red); }

/* ===== Admin Modal ===== */
.admin-modal { max-width: 560px; }

.admin-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  background: var(--bg-glass);
  border-radius: var(--radius-sm);
  padding: 4px;
  border: 1px solid var(--border);
}

.admin-tab {
  flex: 1;
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-family: var(--font);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.admin-tab:hover { color: var(--text-primary); }
.admin-tab.active { background: var(--accent); color: white; }

.admin-form { display: block; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 4px;
}

.form-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: var(--transition);
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

select.form-input { cursor: pointer; }
select.form-input option { background: var(--bg-secondary); color: var(--text-primary); }

textarea.form-input { resize: vertical; min-height: 40px; }

.admin-feedback {
  font-size: 13px;
  margin-top: 8px;
  min-height: 18px;
}

@media (max-width: 768px) {
  .ai-overview-body { grid-template-columns: 1fr; }
  .chat-panel { width: 100vw; }
  .form-row { grid-template-columns: 1fr; }
  .upload-modal, .admin-modal { max-width: 100%; }
}