@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --primary: #005dac;
  --primary-container: #1976d2;
  --on-primary: #ffffff;
  --on-primary-container: #fffdff;
  --primary-fixed: #d4e3ff;
  --primary-fixed-dim: #a5c8ff;
  
  --secondary: #505f76;
  --secondary-container: #d0e1fb;
  --on-secondary: #ffffff;
  --on-secondary-container: #54647a;
  --secondary-fixed: #d3e4fe;
  --secondary-fixed-dim: #b7c8e1;
  
  --tertiary: #006a48;
  --tertiary-container: #00865c;
  --on-tertiary: #ffffff;
  --on-tertiary-container: #fafff9;
  --tertiary-fixed: #6ffbbe;
  --tertiary-fixed-dim: #4edea3;
  
  --error: #ba1a1a;
  --error-container: #ffdad6;
  --on-error: #ffffff;
  --on-error-container: #93000a;
  
  --surface: #f7f9fb;
  --surface-bright: #f7f9fb;
  --surface-container: #eceef0;
  --surface-container-low: #f2f4f6;
  --surface-container-high: #e6e8ea;
  --surface-container-highest: #e0e3e5;
  --surface-container-lowest: #ffffff;
  --surface-dim: #d8dadc;
  --surface-variant: #e0e3e5;
  --surface-tint: #005faf;
  
  --on-surface: #191c1e;
  --on-surface-variant: #414752;
  --on-background: #191c1e;
  
  --outline: #717783;
  --outline-variant: #c1c6d4;
  
  --inverse-surface: #2d3133;
  --inverse-on-surface: #eff1f3;
  --inverse-primary: #a5c8ff;
  
  --on-secondary-fixed: #0b1c30;
  --on-secondary-fixed-variant: #38485d;
  --on-tertiary-fixed: #002113;
  --on-tertiary-fixed-variant: #005236;
  --on-primary-fixed: #001c3a;
  --on-primary-fixed-variant: #004786;
  
  --background: #f7f9fb;
  
  --serum-shadow: 0px 12px 32px rgba(25, 28, 30, 0.04);
  --signature-gradient: linear-gradient(160deg, #005dac 0%, #1976d2 100%);
  
  --medical-blue: #005dac;
  --medical-green: #00865c;
  --medical-red: #ba1a1a;
}

/* Login Screen */
.login-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  overflow-y: auto;
  padding: 1rem;
}

.login-screen[style*="display: none"] {
  display: none !important;
}

.login-container {
  background: var(--surface-container-lowest);
  border-radius: 1.5rem;
  padding: 1.5rem;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.login-brand {
  text-align: center;
  margin-bottom: 1.5rem;
}

.login-logo {
  width: 3.5rem;
  height: 3.5rem;
  background: var(--primary);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.75rem;
}

.login-logo .material-icons {
  font-size: 1.75rem;
  color: white;
}

.login-brand h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: 0.25rem;
}

.login-brand p {
  font-size: 0.8rem;
  color: var(--on-surface-variant);
}

.login-form {
  margin-bottom: 1rem;
}

.login-form .form-group {
  margin-bottom: 0.875rem;
}

.login-error {
  background: var(--error-container);
  color: var(--on-error-container);
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
}

.login-footer {
  text-align: center;
  color: var(--on-surface-variant);
  font-size: 0.8rem;
  margin-top: 1rem;
}

.login-footer p {
  margin-bottom: 0.25rem;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--surface);
  color: var(--on-surface);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

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

/* Sidebar */
.sidebar {
  width: 256px;
  min-width: 256px;
  background: var(--surface-container-low);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  z-index: 50;
  padding: 1.5rem 1rem;
}

.sidebar-brand {
  padding: 0.5rem;
  margin-bottom: 2rem;
}

.sidebar-brand h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.sidebar-brand p {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  color: var(--on-surface-variant);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.nav-item:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--on-surface);
}

.nav-item.active {
  background: var(--surface-container-lowest);
  color: var(--primary);
  font-weight: 600;
  box-shadow: var(--serum-shadow);
}

.nav-item .material-icons {
  font-size: 1.25rem;
}

.sidebar-footer {
  padding-top: 1.5rem;
  border-top: 1px solid var(--outline-variant);
  margin-top: auto;
}

.new-diagnosis-btn {
  width: 100%;
  background: var(--signature-gradient);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
  box-shadow: var(--serum-shadow);
  transition: all 0.2s;
}

.new-diagnosis-btn:hover {
  filter: saturate(1.2);
}

.new-diagnosis-btn:active {
  transform: scale(0.98);
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: 256px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top Bar */
.top-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding: 0 2rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.top-bar-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--on-surface);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.status-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--on-surface-variant);
}

.status-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--tertiary-container);
}

.status-dot.offline {
  background: var(--error);
}

/* Page Content */
.page-content {
  padding: 2rem 2.5rem;
  flex: 1;
  max-width: 80rem;
  margin: 0 auto;
  width: 100%;
}

/* Screen Title */
.screen-title {
  margin-bottom: 2rem;
}

.screen-title h1 {
  font-size: 2.25rem;
  font-weight: 600;
  color: var(--on-surface);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.screen-title p {
  font-size: 1rem;
  color: var(--on-surface-variant);
}

/* Cards */
.card {
  background: var(--surface-container-lowest);
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: var(--serum-shadow);
  border: 1px solid rgba(193, 198, 212, 0.15);
}

.card-header {
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--on-surface);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-title .material-icons {
  color: var(--primary);
}

/* Form Elements */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.form-input {
  width: 100%;
  height: 3.5rem;
  background: var(--surface-container-lowest);
  border: none;
  border-radius: 0.75rem;
  padding: 0 1rem;
  font-size: 0.875rem;
  color: var(--on-surface);
  transition: all 0.2s;
  border: 1px solid rgba(193, 198, 212, 0.15);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 93, 172, 0.1);
}

.form-input::placeholder {
  color: var(--outline);
}

.form-textarea {
  width: 100%;
  min-height: 6rem;
  background: var(--surface-container-low);
  border: none;
  border-radius: 0.5rem;
  padding: 1rem;
  font-size: 0.875rem;
  color: var(--on-surface);
  resize: vertical;
  transition: all 0.2s;
}

.form-textarea:focus {
  outline: none;
  background: var(--surface-container-lowest);
  box-shadow: 0 0 0 2px rgba(0, 93, 172, 0.1);
}

.form-select {
  width: 100%;
  height: 3.5rem;
  background: var(--surface-container-lowest);
  border: 1px solid rgba(193, 198, 212, 0.15);
  border-radius: 0.75rem;
  padding: 0 2.5rem 0 1rem;
  font-size: 0.875rem;
  color: var(--on-surface);
  appearance: none;
  cursor: pointer;
  transition: all 0.2s;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpath fill='%23717183' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1.25rem;
}

.form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 93, 172, 0.1);
}

.input-error {
  border-color: #dc3545 !important;
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.15) !important;
}

.field-error {
  color: #dc3545;
  font-size: 0.8rem;
  margin-top: 4px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--signature-gradient);
  color: white;
  box-shadow: var(--serum-shadow);
}

.btn-primary:hover {
  filter: saturate(1.2);
}

.btn-secondary {
  background: var(--surface-container-highest);
  color: var(--primary);
}

.btn-secondary:hover {
  background: var(--surface-container-high);
}

.btn-ghost {
  background: transparent;
  color: var(--on-surface-variant);
}

.btn-ghost:hover {
  background: var(--surface-container-low);
  color: var(--on-surface);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-icon {
  padding: 0.75rem;
  border-radius: 50%;
}

.btn-icon:hover {
  background: var(--surface-container-low);
}

/* Stepper */
.stepper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  background: var(--surface-container-low);
  margin: -2rem -2.5rem 2rem -2.5rem;
}

.stepper-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.stepper-circle {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.stepper-circle.pending {
  background: var(--surface-container-highest);
  color: var(--on-surface-variant);
}

.stepper-circle.active {
  background: var(--signature-gradient);
  color: white;
  box-shadow: 0 0 0 4px rgba(0, 93, 172, 0.1);
}

.stepper-circle.completed {
  background: var(--tertiary-container);
  color: white;
}

.stepper-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--on-surface-variant);
}

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

.stepper-line {
  flex: 1;
  height: 2px;
  background: var(--outline-variant);
  margin: 0 0.5rem;
  margin-bottom: 1.5rem;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--surface-container-lowest);
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: var(--serum-shadow);
  position: relative;
  overflow: hidden;
}

.stat-card-icon {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  opacity: 0.08;
  font-size: 3.5rem;
  pointer-events: none;
  z-index: 0;
}

.stat-card-label {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.stat-card-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--on-surface);
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.stat-card-change {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--tertiary-container);
  background: rgba(0, 134, 92, 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  margin-left: 0.75rem;
  position: relative;
  z-index: 1;
}

.stat-card-change {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--tertiary-container);
  background: rgba(0, 134, 92, 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  margin-left: 0.75rem;
}

/* Action Cards */
.action-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.action-card {
  background: var(--surface-container-low);
  border-radius: 1rem;
  padding: 0.25rem;
  transition: all 0.2s;
}

.action-card:hover {
  background: white;
}

.action-card-inner {
  background: var(--surface-container-lowest);
  border-radius: calc(1rem - 0.25rem);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 14rem;
  border: 1px solid transparent;
  transition: all 0.2s;
}

.action-card:hover .action-card-inner {
  border-color: rgba(0, 93, 172, 0.1);
}

.action-card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  box-shadow: var(--serum-shadow);
}

.action-card-icon.primary {
  background: var(--primary-fixed);
  color: var(--primary);
}

.action-card-icon.secondary {
  background: var(--secondary-container);
  color: var(--secondary);
}

.action-card h4 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: 0.5rem;
}

.action-card p {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
}

/* Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
}

.bento-item {
  background: var(--surface-container-lowest);
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: var(--serum-shadow);
}

/* AI Insight Card */
.ai-insight-card {
  background: var(--tertiary-container);
  color: var(--on-tertiary-container);
  border-radius: 0.75rem;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.ai-insight-card::before {
  content: '';
  position: absolute;
  top: -1rem;
  right: -1rem;
  width: 6rem;
  height: 6rem;
  background: var(--tertiary);
  opacity: 0.1;
  border-radius: 50%;
  filter: blur(1rem);
}

.ai-insight-card .icon {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.ai-insight-card h6 {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
}

.ai-insight-card-footer {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.ai-insight-card-footer p {
  font-size: 0.75rem;
  opacity: 0.8;
  line-height: 1.6;
  margin-bottom: 1rem;
}

/* Loading Screen */
.loading-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
}

.loading-spinner {
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  border: 3px solid var(--surface-container-high);
  border-top-color: var(--primary);
  animation: spin 1s linear infinite;
  margin-bottom: 2rem;
  position: relative;
}

.loading-spinner::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 2rem;
  height: 2rem;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 1s ease-in-out infinite;
}

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

@keyframes pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  50% { transform: translate(-50%, -50%) scale(0.8); opacity: 0.5; }
}

.loading-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--on-surface);
  margin-bottom: 0.5rem;
}

.loading-subtitle {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.loading-subtitle .material-icons {
  color: var(--tertiary-container);
}

.progress-bar {
  width: 100%;
  max-width: 24rem;
  height: 0.375rem;
  background: var(--surface-container-high);
  border-radius: 9999px;
  overflow: hidden;
  margin: 1.5rem 0 0.75rem;
}

.progress-bar-fill {
  height: 100%;
  background: var(--signature-gradient);
  border-radius: 9999px;
  transition: width 2s ease-in-out;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  width: 100%;
  max-width: 24rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--on-surface-variant);
}

/* Diagnosis Results */
.diagnosis-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 2rem;
}

.diagnosis-card {
  margin-bottom: 2rem;
}

.diagnosis-item {
  margin-bottom: 1.5rem;
}

.diagnosis-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 0.75rem;
}

.diagnosis-condition {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--on-surface);
}

.diagnosis-condition.primary {
  color: var(--primary);
}

.diagnosis-probability {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.diagnosis-probability.primary {
  color: var(--primary);
}

.diagnosis-subtitle {
  font-size: 0.75rem;
  color: var(--on-surface-variant);
  margin-top: 0.25rem;
}

.diagnosis-bar {
  height: 0.75rem;
  background: var(--surface-container);
  border-radius: 9999px;
  overflow: hidden;
}

.diagnosis-bar-fill {
  height: 100%;
  border-radius: 9999px;
}

.diagnosis-bar-fill.primary {
  background: var(--signature-gradient);
}

.diagnosis-bar-fill.secondary {
  background: var(--secondary-fixed-dim);
}

/* Safety Alert */
.safety-alert {
  background: rgba(255, 218, 214, 0.3);
  border-left: 4px solid var(--error);
  border-radius: 0 0.75rem 0.75rem 0;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.safety-alert .material-icons {
  color: var(--error);
}

.safety-alert-content {
  font-size: 0.875rem;
}

.safety-alert-title {
  font-weight: 700;
  color: var(--on-surface);
}

.safety-alert-text {
  color: var(--on-surface-variant);
  font-size: 0.75rem;
}

/* Analysis Cards */
.analysis-card {
  background: var(--surface-container-low);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.analysis-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--on-surface);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.analysis-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(193, 198, 212, 0.1);
}

.analysis-item:last-child {
  border-bottom: none;
}

.analysis-item .material-icons {
  color: var(--tertiary-container);
  margin-top: 0.125rem;
}

.analysis-item-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--on-surface);
}

.analysis-item-text {
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

/* Treatment Cards */
.treatment-card {
  background: var(--surface-container-lowest);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--serum-shadow);
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(193, 198, 212, 0.1);
}

.treatment-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.treatment-card.primary::before {
  background: var(--primary);
}

.treatment-card.secondary::before {
  background: var(--secondary-container);
}

.treatment-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.treatment-icon.primary {
  background: var(--primary-fixed);
  color: var(--primary);
}

.treatment-icon.secondary {
  background: var(--secondary-fixed);
  color: var(--secondary);
}

.treatment-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--on-surface);
}

.treatment-type {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

.treatment-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.treatment-detail-label {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.treatment-detail-value {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--on-surface);
}

.treatment-detail-value.tertiary {
  color: var(--tertiary-container);
}

.treatment-detail-value.error {
  color: var(--error);
}

.treatment-divider {
  width: 1px;
  background: var(--outline-variant);
  opacity: 0.15;
  margin: 0 1rem;
}

.treatment-description {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.treatment-description p {
  font-size: 0.75rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
  max-width: 20rem;
}

/* SOAP Report */
.soap-section {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--outline-variant);
}

.soap-section:last-child {
  border-bottom: none;
}

.soap-label {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding-top: 0.25rem;
}

.soap-content {
  font-size: 1rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
}

.soap-content.primary {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--on-surface);
}

.soap-content code {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
}

/* Diagnosis Items */
.diagnosis-item {
  background: var(--surface-container-low);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
}

.diagnosis-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.diagnosis-name {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--on-surface);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.diagnosis-probability {
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
}

.diagnosis-features {
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

/* History Cards */
.history-card {
  background: var(--surface-container-lowest);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--serum-shadow);
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid rgba(193, 198, 212, 0.1);
}

.history-card:hover {
  border-color: rgba(0, 93, 172, 0.2);
  transform: translateY(-2px);
}

.history-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.history-date {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.history-status {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  background: var(--surface-container-high);
  color: var(--on-surface-variant);
}

.history-status.pending {
  background: rgba(245, 158, 11, 0.15);
  color: #d97706;
}

.history-complaint {
  font-size: 0.875rem;
  color: var(--on-surface);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.history-diagnosis {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--primary);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.history-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

/* Treatment Number */
.treatment-number {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--signature-gradient);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

/* EMR Style SOAP Document */
.soap-container {
  background: #ffffff;
  border: 1px solid #d1d5db;
  border-top: 5px solid #005dac;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  padding: 2.5rem 3rem;
  font-family: 'Inter', 'IBM Plex Sans', 'Segoe UI', -apple-system, sans-serif;
  color: #1f2937;
  max-width: 900px;
  margin: 0 auto;
  border-radius: 4px;
}

.soap-emr-header {
  border-bottom: 2px solid #005dac;
  padding-bottom: 0.75rem;
  margin-bottom: 1.5rem;
}

.soap-emr-hospital {
  font-size: 1.15rem;
  font-weight: 800;
  color: #005dac;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.soap-emr-subheader {
  font-size: 0.75rem;
  font-weight: 600;
  color: #6b7280;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.25rem;
}

.soap-patient-chart {
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 4px;
  padding: 1rem 1.5rem;
  margin-bottom: 2rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem 1.5rem;
  font-size: 0.85rem;
}

.chart-cell {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed #e5e7eb;
  padding-bottom: 0.25rem;
  align-items: center;
}

.chart-cell:last-child, .chart-cell:nth-last-child(2) {
  border-bottom: none;
}

.chart-cell strong {
  color: #4b5563;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
}

.chart-cell span {
  color: #111827;
  font-weight: 600;
}

.soap-header-meta {
  border-bottom: 2px solid #e5e7eb;
  padding-bottom: 0.75rem;
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.8rem;
  font-weight: 600;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.soap-section {
  margin-bottom: 1.75rem;
  page-break-inside: avoid;
}

.soap-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: #111827;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid #e5e7eb;
  padding-bottom: 0.35rem;
  margin-bottom: 0.75rem;
}

.soap-label span {
  display: none;
}

.soap-text {
  font-size: 0.95rem;
  color: #374151;
  line-height: 1.6;
  background: transparent;
  padding: 0 0 0 1rem;
  border-radius: 0;
  border-left: 3px solid #d1d5db;
}

.soap-text ul, .soap-text ol {
  padding-left: 1.25rem;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}

.soap-signoff {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 2px solid #e5e7eb;
  font-size: 0.8rem;
}

.signoff-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.signoff-signature {
  font-weight: 700;
  color: #111827;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.signoff-date {
  color: #6b7280;
  font-weight: 500;
}

.signoff-note {
  font-size: 0.7rem;
  color: #9ca3af;
  margin-top: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Text Utilities */
.text-error { color: var(--error); }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-tertiary { color: var(--tertiary-container); }

/* btn-small */
.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

/* Font utilities */
.font-semibold { font-weight: 600; }

/* Drug Checker */
.drug-result {
  background: rgba(255, 218, 214, 0.4);
  border-radius: 0.75rem;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.drug-result-header {
  background: rgba(186, 26, 26, 0.1);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid rgba(186, 26, 26, 0.1);
}

.drug-result-header .material-icons {
  color: var(--error);
}

.drug-result-title {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--on-error-container);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.drug-result-body {
  padding: 1.5rem;
}

.drug-result-main {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.drug-result-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--on-surface);
}

.drug-result-desc {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
  margin-top: 0.25rem;
}

.drug-severity {
  background: rgba(186, 26, 26, 0.1);
  color: var(--error);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.drug-recommendation {
  background: var(--surface-container-low);
  padding: 1rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.drug-recommendation .material-icons {
  color: var(--on-surface-variant);
  margin-top: 0.125rem;
}

.drug-recommendation-title {
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--on-surface);
  margin-bottom: 0.25rem;
}

.drug-recommendation-text {
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

.drug-safe-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem;
  border-radius: 0.5rem;
  transition: background 0.2s;
}

.drug-safe-item:hover {
  background: rgba(0, 134, 92, 0.05);
}

.drug-safe-item-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.drug-safe-item-left .material-icons {
  color: var(--tertiary-container);
}

.drug-safe-item-name {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--on-surface);
}

.drug-safe-item-status {
  font-size: 0.6875rem;
  color: var(--on-surface-variant);
  opacity: 0.6;
}

/* Case History */
.case-card {
  background: var(--surface-container-lowest);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--serum-shadow);
  transition: all 0.2s;
  cursor: pointer;
  border: 1px solid transparent;
}

.case-card:hover {
  border-color: rgba(0, 93, 172, 0.1);
  transform: translateY(-2px);
}

.case-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.case-card-date {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.case-card-status {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  background: rgba(0, 134, 92, 0.1);
  color: var(--tertiary-container);
  border: 1px solid rgba(0, 134, 92, 0.2);
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
}

.case-card-status-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background: var(--tertiary-container);
}

.case-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--on-surface);
  margin-bottom: 0.25rem;
}

.case-card-location {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
}

.case-card-footer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(193, 198, 212, 0.1);
}

.case-card-avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--surface-container-high);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

.case-card-patient {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--on-surface);
}

.case-card-id {
  font-size: 0.6875rem;
  color: var(--on-surface-variant);
}

.case-card-arrow {
  margin-left: auto;
  color: var(--primary);
  opacity: 0;
  transition: opacity 0.2s;
}

.case-card:hover .case-card-arrow {
  opacity: 1;
}

/* Settings */
.settings-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
}

.settings-section {
  background: var(--surface-container-lowest);
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: var(--serum-shadow);
}

.settings-section-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.settings-section-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.settings-section-icon.primary {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.settings-section-icon.secondary {
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}

.settings-section-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--on-surface);
}

.settings-section-desc {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--surface-container-lowest);
  border-radius: 0.75rem;
  padding: 1rem 1.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 1000;
  animation: slideIn 0.3s ease-out;
}

.toast.success {
  border-left: 4px solid var(--tertiary-container);
}

.toast.error {
  border-left: 4px solid var(--error);
}

.toast.info {
  border-left: 4px solid var(--primary);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Material Icons */
.material-icons {
  font-family: 'Material Icons' !important;
  font-weight: normal !important;
  font-style: normal !important;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  vertical-align: middle;
  speak: none;
}

/* Responsive */
@media (max-width: 1024px) {
  .sidebar {
    display: none;
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .action-grid {
    grid-template-columns: 1fr;
  }
  
  .bento-grid {
    grid-template-columns: 1fr;
  }
  
  .diagnosis-grid {
    grid-template-columns: 1fr;
  }
  
  .settings-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--outline-variant);
  padding: 0.5rem 1rem;
  padding-bottom: calc(0.5rem + env(safe-area-inset-bottom));
  z-index: 50;
}

@media (max-width: 1024px) {
  .mobile-nav {
    display: flex;
    justify-content: space-around;
  }
  
  .page-content {
    padding-bottom: 5rem;
  }
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem;
  color: var(--on-surface-variant);
  text-decoration: none;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mobile-nav-item.active {
  color: var(--primary);
}

.mobile-nav-item .material-icons {
  font-size: 1.5rem;
}

/* Hide elements */
.hidden {
  display: none !important;
}

.visible {
  display: block !important;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 4px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--surface-container-high);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--outline);
}

/* Priority Actions Section */
.section-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.section-header h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--on-surface);
}

.section-header .material-icons {
  color: var(--primary);
}

/* Recent Cases List */
.recent-cases-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.recent-case-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-radius: 0.5rem;
  background: var(--surface);
  transition: all 0.2s;
  cursor: pointer;
}

.recent-case-item:hover {
  background: white;
  box-shadow: var(--serum-shadow);
}

.recent-case-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.recent-case-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  background: var(--surface-container);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.recent-case-item:hover .recent-case-icon {
  background: var(--primary-fixed);
}

.recent-case-icon .material-icons {
  color: var(--on-surface-variant);
  transition: color 0.2s;
}

.recent-case-item:hover .recent-case-icon .material-icons {
  color: var(--primary);
}

.recent-case-name {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--on-surface);
}

.recent-case-meta {
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

.confidence-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 700;
}

.confidence-badge.high {
  background: var(--tertiary-container);
  color: var(--on-tertiary-container);
}

.confidence-badge.low {
  background: var(--error-container);
  color: var(--on-error-container);
}

/* Uncertainty Metrics */
#uncertainty-metrics {
  background: var(--surface-container-high);
  border-radius: 12px;
  border: 1px solid var(--outline-variant);
}

#uncertainty-metrics .material-icons {
  color: var(--primary);
}

#uncertainty-details strong {
  color: var(--on-surface);
}

#uncertainty-details ul {
  list-style-type: disc;
  padding-left: 1.25rem;
}

#uncertainty-details li {
  margin-bottom: 0.25rem;
  color: var(--on-surface-variant);
}

/* Form Grid */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

/* Footer Actions */
.footer-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid rgba(193, 198, 212, 0.1);
}

.footer-actions-right {
  display: flex;
  gap: 1rem;
}

/* User Profile */
.user-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
}

.user-avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--primary-fixed);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.75rem;
}

.user-name {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--on-surface);
}

.user-role {
  font-size: 0.6875rem;
  color: var(--on-surface-variant);
}

/* Image Upload */
.image-upload {
  border: 2px dashed var(--outline-variant);
  border-radius: 0.75rem;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--surface-container-low);
  min-height: 200px;
}

.image-upload:hover {
  border-color: var(--primary);
  background: var(--primary-fixed);
}

.image-upload-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: var(--secondary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  transition: transform 0.2s;
}

.image-upload:hover .image-upload-icon {
  transform: scale(1.1);
}

.image-upload-icon .material-icons {
  color: var(--primary);
  font-size: 1.5rem;
}

.image-upload-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--on-surface);
  margin-bottom: 0.25rem;
}

.image-upload-subtitle {
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

/* Checkbox Grid */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  background: var(--surface-container-low);
  cursor: pointer;
  transition: all 0.2s;
}

.checkbox-item:hover {
  background: var(--surface-container-high);
}

.checkbox-item input[type="checkbox"] {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 0.25rem;
  border: 1px solid var(--outline-variant);
  accent-color: var(--primary);
}

.checkbox-item label {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--on-surface);
  cursor: pointer;
}

/* Info Box */
.info-box {
  display: flex;
  gap: 1.25rem;
  padding: 1.5rem;
  background: var(--secondary-container);
  border-radius: 0.75rem;
  border-left: 4px solid var(--primary);
}

.info-box-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.5rem;
  background: var(--surface-container-lowest);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-box-icon .material-icons {
  color: var(--primary);
}

.info-box-title {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--on-surface);
  margin-bottom: 0.25rem;
}

.info-box-text {
  font-size: 0.75rem;
  color: var(--on-secondary-container);
  line-height: 1.6;
}

/* Footer Meta */
.footer-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  margin: 2rem -2.5rem -2rem;
  border-top: 1px solid rgba(193, 198, 212, 0.1);
  font-size: 0.6875rem;
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer-meta-links {
  display: flex;
  gap: 1.5rem;
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1rem;
  color: var(--on-surface-variant);
  font-size: 0.875rem;
  gap: 0.75rem;
}

.empty-state p {
  margin: 0;
  color: var(--outline);
  font-size: 0.875rem;
}

/* Screen transitions */
section.screen {
  display: none !important;
  animation: fadeIn 0.3s ease;
}

section.screen.active {
  display: block !important;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Footer actions */
.footer-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid rgba(193, 198, 212, 0.15);
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-actions .btn {
  flex: 1;
  min-width: 150px;
}

/* Analysis card empty state */
.analysis-card .empty-state {
  padding: 1rem;
}

/* Monte Carlo Toggle Switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 28px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--surface-variant);
  transition: 0.3s;
  border-radius: 28px;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.3s;
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-switch input:checked + .toggle-slider {
  background-color: var(--primary);
}

.toggle-switch input:checked + .toggle-slider:before {
  transform: translateX(24px);
}

.toggle-switch input:focus + .toggle-slider {
  box-shadow: 0 0 0 2px var(--primary-container);
}

/* Clinical reasoning from API: multi-line / paragraph-friendly */
#clinical-reasoning .clinical-reasoning-body {
  font-size: 0.875rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

/* Demo Mode Styles */
.demo-mode-banner {
  display: none;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  background: rgba(108, 92, 231, 0.08);
  border: 1px solid rgba(108, 92, 231, 0.2);
  color: #6c5ce7;
  font-size: 0.8rem;
  font-weight: 500;
  animation: fadeIn 0.4s ease;
}

.demo-badge {
  display: none;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: #6c5ce7;
  background: rgba(108, 92, 231, 0.1);
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  border: 1px solid rgba(108, 92, 231, 0.25);
  animation: fadeIn 0.4s ease;
}