/* GLP-1 Tracker - Medical / Laboratory Technical Design System */

:root {
  --bg-primary: #090d16;
  --bg-surface: #111726;
  --bg-surface-elevated: #1a2336;
  --bg-input: #0d121f;
  --border-color: #243049;
  --border-subtle: #1c273c;
  --border-accent: #3b82f6;

  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  /* Medical Accent Palette */
  --accent-blue: #38bdf8;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #a855f7;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Roboto Mono', Consolas, monospace;
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #f1f5f9;
  --bg-input: #ffffff;
  --border-color: #cbd5e1;
  --border-subtle: #e2e8f0;
  --border-accent: #2563eb;

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #64748b;

  /* Medical Accent Palette for Light Mode */
  --accent-blue: #0284c7;
  --accent-cyan: #0891b2;
  --accent-emerald: #059669;
  --accent-amber: #d97706;
  --accent-rose: #e11d48;
  --accent-purple: #9333ea;
}


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

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.num {
  font-family: var(--font-mono);
}

/* Layout Header */
.app-header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-badge {
  background-color: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.3);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.brand h1 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text-main);
}

/* Navigation Tabs */
.nav-tabs {
  display: flex;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 0 24px;
  gap: 2px;
  overflow-x: auto;
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  text-decoration: none;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--text-main);
  background-color: rgba(255, 255, 255, 0.02);
}

.tab-btn.active {
  color: var(--accent-cyan);
  border-bottom-color: var(--accent-cyan);
  background-color: rgba(6, 182, 212, 0.05);
}

/* Main Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 24px;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Card / Box Panels */
.panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 20px;
  margin-bottom: 20px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.panel-title {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Metric KPI Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.kpi-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 16px;
  position: relative;
}

.kpi-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.kpi-value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
}

.kpi-sub {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
}

.kpi-card.highlight {
  border-color: rgba(16, 185, 129, 0.4);
  background-color: rgba(16, 185, 129, 0.03);
}

.kpi-card.highlight .kpi-value {
  color: var(--accent-emerald);
}

.kpi-card.warning {
  border-color: rgba(244, 63, 94, 0.4);
  background-color: rgba(244, 63, 94, 0.03);
}

.kpi-card.warning .kpi-value {
  color: var(--accent-rose);
}

/* Alert Banners */
.alert-banner {
  padding: 12px 16px;
  border-radius: 4px;
  margin-bottom: 20px;
  font-size: 13px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  line-height: 1.4;
}

.alert-banner.warning {
  background-color: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fde68a;
}

.alert-banner.danger {
  background-color: rgba(244, 63, 94, 0.12);
  border: 1px solid rgba(244, 63, 94, 0.4);
  color: #fecdd3;
}

.alert-banner.info {
  background-color: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: #cff4fc;
}

/* Filter Controls Toolbar */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  background-color: var(--bg-surface-elevated);
  padding: 12px 16px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  margin-bottom: 20px;
}

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

.toolbar-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

/* Forms & Inputs */
label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 4px;
}

input[type="text"],
input[type="number"],
input[type="datetime-local"],
input[type="date"],
select,
textarea {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent-cyan);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.form-group {
  margin-bottom: 12px;
}

.btn {
  background-color: var(--bg-surface-elevated);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s;
}

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

.btn-primary {
  background-color: var(--accent-cyan);
  color: #041219;
  border-color: var(--accent-cyan);
  font-weight: 600;
}

.btn-primary:hover {
  background-color: #22d3ee;
  border-color: #22d3ee;
}

.btn-danger {
  background-color: rgba(244, 63, 94, 0.15);
  color: var(--accent-rose);
  border-color: rgba(244, 63, 94, 0.3);
}

.btn-danger:hover {
  background-color: rgba(244, 63, 94, 0.3);
}

.btn-sm {
  padding: 4px 8px;
  font-size: 11px;
}

/* Data Tables */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

th {
  background-color: var(--bg-surface-elevated);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-main);
}

tr:hover td {
  background-color: rgba(255, 255, 255, 0.015);
}

/* Body Injection Site Map */
.site-map-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: center;
}

.site-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 11px;
  font-family: var(--font-mono);
  background-color: rgba(56, 189, 248, 0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.body-diagram-svg {
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  display: block;
}

.body-part {
  fill: #1e293b;
  stroke: #475569;
  stroke-width: 1.5;
  cursor: pointer;
  transition: all 0.2s;
}

.body-part:hover {
  fill: #334155;
  stroke: var(--accent-cyan);
}

.body-part.selected {
  fill: rgba(6, 182, 212, 0.3);
  stroke: var(--accent-cyan);
  stroke-width: 2.5;
}

.body-part.recommended {
  stroke: var(--accent-cyan);
  stroke-width: 2.5;
  animation: pulseGlow 2s infinite ease-in-out;
}

@keyframes pulseGlow {
  0% { stroke-opacity: 0.6; stroke-width: 2px; }
  50% { stroke-opacity: 1; stroke-width: 3.5px; filter: drop-shadow(0 0 6px var(--accent-cyan)); }
  100% { stroke-opacity: 0.6; stroke-width: 2px; }
}

.body-part.last-used {
  fill: rgba(245, 158, 11, 0.3);
  stroke: var(--accent-amber);
}

/* Grid splits */
.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 900px) {
  .grid-2col {
    grid-template-columns: 1fr;
  }
  .site-map-container {
    grid-template-columns: 1fr;
  }
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

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

.modal-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  width: 90%;
  max-width: 550px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 24px;
}

/* --- Body Photos & Before/After Comparison Styles --- */

.view-mode-toggle {
  display: flex;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 2px;
  gap: 2px;
}

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

.pill-btn {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.pill-btn:hover {
  color: var(--text-main);
  border-color: var(--border-color);
}

.pill-btn.active {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--accent-blue);
  font-weight: 600;
}

/* Photo Gallery Grid */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.photo-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.photo-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-accent);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.photo-img-wrapper {
  position: relative;
  width: 100%;
  height: 300px;
  background-color: #000000;
  overflow: hidden;
  cursor: pointer;
}

.photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.photo-card:hover .photo-img {
  transform: scale(1.04);
}

.photo-badge-group {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 2;
}

.badge {
  font-size: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  backdrop-filter: blur(4px);
}

.badge-angle {
  background-color: rgba(14, 165, 233, 0.85);
  color: #ffffff;
}

.badge-angle-front { background-color: rgba(6, 182, 212, 0.9); }
.badge-angle-side { background-color: rgba(56, 189, 248, 0.9); }
.badge-angle-back { background-color: rgba(168, 85, 247, 0.9); }
.badge-angle-flexed { background-color: rgba(245, 158, 11, 0.9); }

.badge-date {
  background-color: rgba(15, 23, 42, 0.85);
  color: var(--text-main);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.badge-weight {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background-color: rgba(16, 185, 129, 0.9);
  color: #ffffff;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 4px;
  z-index: 2;
  box-shadow: 0 2px 6px rgba(0,0,0,0.4);
}

.photo-info {
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.photo-notes {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
  word-break: break-word;
}

.photo-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid var(--border-subtle);
}

/* --- Interactive Before/After Split Slider --- */
.ba-slider-container {
  position: relative;
  width: 100%;
  max-width: 720px;
  height: 480px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: #000000;
  user-select: none;
  touch-action: none;
}

.ba-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.ba-overlay {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 50%;
  overflow: hidden;
  border-right: 2px solid var(--accent-cyan);
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.ba-overlay .ba-img-before {
  width: 100%;
  height: 100%;
  /* Force the before image to maintain exact layout bounds despite overlay clipping */
  max-width: none;
}

.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 36px;
  margin-left: -18px;
  cursor: ew-resize;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.ba-handle-line {
  width: 2px;
  flex: 1;
  background-color: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
}

.ba-handle-button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--accent-cyan);
  color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.8), 0 2px 6px rgba(0,0,0,0.5);
}