/* CSS Custom Properties */
:root {
  /* Color Palette */
  --primary-color: #3C2415;
  --secondary-color: #6F4E37;
  --accent-color: #A67B5B;
  --light-accent: #C4915C;
  --background-light: #E6D5AA;
  
  /* Status Colors */
  --status-danger: #e74c3c;
  --status-warning: #f39c12;
  --status-success: #27ae60;
  --status-info: #3498db;
  
  /* Dark Theme Colors */
  --dark-bg: #1a1a1a;
  --dark-card: #2d2d2d;
  --dark-text: #e0e0e0;
  --dark-border: #444;
  
  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size-base: 16px;
  --font-size-small: 14px;
  --font-size-large: 18px;
  --font-size-xl: 24px;
  --font-size-xxl: 32px;
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

.material-symbols-rounded {
  font-family: 'Material Symbols Rounded', sans-serif;
  font-weight: 400;
  font-style: normal;
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  -webkit-font-smoothing: antialiased;
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --primary-color: #E6D5AA;
  --secondary-color: #C4915C;
  --accent-color: #A67B5B;
  --light-accent: #6F4E37;
  --background-light: #1a1a1a;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--primary-color);
  background: linear-gradient(135deg, var(--background-light) 0%, #f5f5f5 100%);
  min-height: 100vh;
  transition: all var(--transition-normal);
}

[data-theme="dark"] body {
  background: linear-gradient(135deg, var(--dark-bg) 0%, #2d2d2d 100%);
  color: var(--dark-text);
}

/* App Container */
.app-container {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

[data-theme="dark"] .app-container {
  background: rgba(45, 45, 45, 0.95);
}

/* Header */
.header {
  background: var(--primary-color);
  color: white;
  padding: var(--spacing-md);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

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

.app-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.icon {
  font-size: var(--font-size-xxl);
  animation: pulse 2s infinite;
}

.logo-img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
  background: rgba(255, 255, 255, 0.15);
  padding: 4px;
}

[data-theme="dark"] .logo-img {
  background: rgba(0, 0, 0, 0.25);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.45);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.header-controls {
  display: flex;
  gap: var(--spacing-sm);
}

.header-nav {
  margin-top: var(--spacing-sm);
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.header-nav a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 600;
  position: relative;
  padding-bottom: 4px;
}

.header-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.6);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast);
}

.header-nav a:hover::after,
.header-nav a:focus-visible::after {
  transform: scaleX(1);
}

.theme-toggle,
.lang-toggle {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  color: white;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover,
.lang-toggle:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.05);
}

.theme-toggle:active,
.lang-toggle:active {
  transform: scale(0.95);
}

/* Main Content */
.main-content {
  flex: 1;
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* Card Styles */
.card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(60, 36, 21, 0.1);
  transition: all var(--transition-normal);
  animation: slideIn 0.5s ease-out;
}

[data-theme="dark"] .card {
  background: var(--dark-card);
  border-color: var(--dark-border);
  color: var(--dark-text);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.card-title {
  font-size: var(--font-size-large);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--secondary-color);
}

[data-theme="dark"] .card-title {
  color: var(--primary-color);
}

/* Form Styles */
.setup-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-label {
  font-weight: 600;
  color: var(--secondary-color);
  font-size: var(--font-size-small);
}

[data-theme="dark"] .form-label {
  color: var(--primary-color);
}

.form-input {
  padding: var(--spacing-md);
  border: 2px solid rgba(60, 36, 21, 0.2);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
  background: rgba(255, 255, 255, 0.8);
}

[data-theme="dark"] .form-input {
  background: rgba(45, 45, 45, 0.8);
  border-color: var(--dark-border);
  color: var(--dark-text);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(166, 123, 91, 0.2);
  transform: scale(1.02);
}

.form-input::placeholder {
  color: rgba(60, 36, 21, 0.5);
}

[data-theme="dark"] .form-input::placeholder {
  color: rgba(224, 224, 224, 0.5);
}

.form-help {
  color: rgba(60, 36, 21, 0.6);
  font-size: var(--font-size-small);
}

[data-theme="dark"] .form-help {
  color: rgba(224, 224, 224, 0.6);
}

/* Button Styles */
.btn {
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  min-height: 48px;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-normal);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--accent-color), var(--light-accent));
  color: white;
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--accent-color);
  color: var(--accent-color);
}

.btn-outline:hover {
  background: var(--accent-color);
  color: white;
}

/* Page Hero */
.page-hero {
  background: linear-gradient(135deg, rgba(166, 123, 91, 0.15), rgba(60, 36, 21, 0.1));
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  border: 1px solid rgba(166, 123, 91, 0.2);
}

[data-theme="dark"] .page-hero {
  background: linear-gradient(135deg, rgba(166, 123, 91, 0.15), rgba(0, 0, 0, 0.3));
}

.page-hero .hero-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--secondary-color);
}

[data-theme="dark"] .page-hero .hero-title {
  color: var(--primary-color);
}

.page-hero .hero-subtitle {
  color: rgba(60, 36, 21, 0.8);
}

[data-theme="dark"] .page-hero .hero-subtitle {
  color: rgba(224, 224, 224, 0.8);
}

.info-card {
  border-left: 4px solid var(--accent-color);
  padding-left: var(--spacing-md);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq-item {
  border: 1px solid rgba(60, 36, 21, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .faq-item {
  background: rgba(45, 45, 45, 0.6);
  border-color: var(--dark-border);
}

.faq-item summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: var(--spacing-lg);
}

.faq-item summary::marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 0;
  font-weight: 700;
}

.faq-item[open] summary::after {
  content: '−';
}

.faq-item p {
  margin-top: var(--spacing-sm);
  color: rgba(60, 36, 21, 0.8);
}

[data-theme="dark"] .faq-item p {
  color: rgba(224, 224, 224, 0.8);
}

.highlight-box {
  border: 1px dashed var(--accent-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  background: rgba(166, 123, 91, 0.08);
}

[data-theme="dark"] .highlight-box {
  background: rgba(166, 123, 91, 0.15);
}

.policy-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.policy-section h3 {
  font-size: var(--font-size-large);
  color: var(--secondary-color);
}

[data-theme="dark"] .policy-section h3 {
  color: var(--primary-color);
}

.policy-list {
  list-style: disc;
  padding-left: var(--spacing-lg);
  color: rgba(60, 36, 21, 0.8);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

[data-theme="dark"] .policy-list {
  color: rgba(224, 224, 224, 0.8);
}

/* Goal Display */
.goal-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background: linear-gradient(135deg, var(--background-light), rgba(230, 213, 170, 0.5));
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .goal-display {
  background: linear-gradient(135deg, var(--dark-card), rgba(45, 45, 45, 0.5));
}

.goal-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  opacity: 0.35;
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

[data-theme="dark"] .goal-logo {
  opacity: 0.45;
}

.pet-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  position: relative;
  z-index: 1;
}

.pet-name {
  font-size: var(--font-size-large);
  font-weight: 700;
  color: var(--secondary-color);
}

[data-theme="dark"] .pet-name {
  color: var(--primary-color);
}

.pet-details {
  font-size: var(--font-size-small);
  color: rgba(60, 36, 21, 0.7);
}

[data-theme="dark"] .pet-details {
  color: rgba(224, 224, 224, 0.7);
}

.goal-amount {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-xs);
}

.goal-number {
  font-size: var(--font-size-xxl);
  font-weight: 700;
  color: var(--secondary-color);
}

[data-theme="dark"] .goal-number {
  color: var(--primary-color);
}

.goal-unit {
  font-size: var(--font-size-base);
  color: rgba(60, 36, 21, 0.7);
}

[data-theme="dark"] .goal-unit {
  color: rgba(224, 224, 224, 0.7);
}

/* Progress Styles */
.progress-display {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.progress-bar-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.progress-bar {
  height: 24px;
  background: rgba(60, 36, 21, 0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

[data-theme="dark"] .progress-bar {
  background: rgba(224, 224, 224, 0.1);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--status-info), var(--status-success));
  border-radius: var(--radius-lg);
  transition: width var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: shimmer 2s infinite;
}

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

.progress-text {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-small);
  color: rgba(60, 36, 21, 0.7);
}

[data-theme="dark"] .progress-text {
  color: rgba(224, 224, 224, 0.7);
}

.progress-percentage {
  text-align: center;
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--secondary-color);
}

[data-theme="dark"] .progress-percentage {
  color: var(--primary-color);
}

/* Status Indicator */
.status-indicator {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-md);
}

.status-badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.status-badge.danger {
  background: rgba(231, 76, 60, 0.1);
  color: var(--status-danger);
  border: 1px solid rgba(231, 76, 60, 0.3);
}

.status-badge.warning {
  background: rgba(243, 156, 18, 0.1);
  color: var(--status-warning);
  border: 1px solid rgba(243, 156, 18, 0.3);
}

.status-badge.success {
  background: rgba(39, 174, 96, 0.1);
  color: var(--status-success);
  border: 1px solid rgba(39, 174, 96, 0.3);
}

.status-badge.info {
  background: rgba(52, 152, 219, 0.1);
  color: var(--status-info);
  border: 1px solid rgba(52, 152, 219, 0.3);
}

/* Intake Controls */
.intake-controls {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.quick-amounts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.quick-btn {
  padding: var(--spacing-md);
  border: 2px solid var(--accent-color);
  border-radius: var(--radius-lg);
  background: rgba(166, 123, 91, 0.1);
  color: var(--accent-color);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 60px;
  font-size: var(--font-size-large);
}

.quick-btn:hover {
  background: var(--accent-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.quick-btn:active {
  transform: translateY(0);
}

.custom-amount {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.amount-input-group {
  display: flex;
  gap: var(--spacing-sm);
}

.amount-input {
  flex: 1;
  padding: var(--spacing-md);
  border: 2px solid rgba(60, 36, 21, 0.2);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  text-align: center;
}

[data-theme="dark"] .amount-input {
  background: rgba(45, 45, 45, 0.8);
  border-color: var(--dark-border);
  color: var(--dark-text);
}

.intake-actions {
  display: flex;
  gap: var(--spacing-md);
}

.intake-actions .btn {
  flex: 1;
}

/* History Styles */
.history-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  max-height: 300px;
  overflow-y: auto;
}

.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background: rgba(166, 123, 91, 0.1);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--accent-color);
  animation: fadeIn 0.3s ease-out;
}

[data-theme="dark"] .history-item {
  background: rgba(45, 45, 45, 0.5);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

.history-amount {
  font-weight: 600;
  color: var(--secondary-color);
}

[data-theme="dark"] .history-amount {
  color: var(--primary-color);
}

.history-time {
  font-size: var(--font-size-small);
  color: rgba(60, 36, 21, 0.7);
}

[data-theme="dark"] .history-time {
  color: rgba(224, 224, 224, 0.7);
}

.no-history {
  text-align: center;
  color: rgba(60, 36, 21, 0.5);
  font-style: italic;
  padding: var(--spacing-lg);
}

[data-theme="dark"] .no-history {
  color: rgba(224, 224, 224, 0.5);
}

/* Alerts */
.alerts-container {
  position: fixed;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  max-width: 400px;
  width: 90%;
  pointer-events: none;
}

.alert {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 999px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  box-shadow: var(--shadow-lg);
  animation: slideInAlert 0.3s ease-out;
  position: relative;
  overflow: hidden;
  pointer-events: auto;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

@keyframes slideInAlert {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.alert-success {
  background: linear-gradient(135deg, var(--status-success), #2ecc71);
  color: white;
}

.alert-warning {
  background: linear-gradient(135deg, var(--status-warning), #f1c40f);
  color: white;
}

.alert-danger {
  background: linear-gradient(135deg, var(--status-danger), #c0392b);
  color: white;
}

.alert-info {
  background: linear-gradient(135deg, var(--status-info), #5dade2);
  color: white;
}

.alert-close {
  background: none;
  border: none;
  color: inherit;
  font-size: var(--font-size-small);
  cursor: pointer;
  margin-left: auto;
  padding: 0;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Footer */
.footer {
  background: var(--primary-color);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: center;
  margin-top: auto;
}

.footer-inner {
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.footer-text,
.footer-brand {
  font-size: var(--font-size-small);
  opacity: 0.85;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.footer-brand-text {
  white-space: nowrap;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  font-size: var(--font-size-small);
}

.footer-separator {
  display: none;
}

.footer a {
  color: inherit;
  text-decoration: none;
  transition: none;
  cursor: default;
}

.footer a:hover {
  opacity: 1;
}

.footer-logo {
  width: 22px;
  height: 22px;
  object-fit: contain;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.15);
  padding: 2px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .footer-logo {
  background: rgba(0, 0, 0, 0.2);
}

/* Loading Screen */
.loading-screen {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at top, var(--background-light), #f5f5f5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

[data-theme="dark"] .loading-screen {
  background: radial-gradient(circle at top, #2d2d2d, var(--dark-bg));
}

.loading-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow-lg);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

[data-theme="dark"] .loading-content {
  background: rgba(45, 45, 45, 0.9);
}

.loading-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border-radius: 14px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  animation: loadingPulse 1.2s ease-in-out infinite;
}

.loading-text {
  font-size: var(--font-size-small);
  color: var(--secondary-color);
  opacity: 0.9;
}

[data-theme="dark"] .loading-text {
  color: var(--primary-color);
}

.loading-screen--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

@keyframes loadingPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}

/* Responsive Design */
@media (max-width: 480px) {
  .app-container {
    margin: 0;
    border-radius: 0;
    box-shadow: none;
  }
  
  .main-content {
    padding: var(--spacing-md);
    gap: var(--spacing-md);
  }
  
  .card {
    padding: var(--spacing-md);
  }
  
  .quick-amounts {
    grid-template-columns: 1fr;
  }
  
  .intake-actions {
    flex-direction: column;
  }
  
  .goal-display {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .footer-inner {
    align-items: flex-start;
  }
}

@media (max-width: 360px) {
  .header-content {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .app-title {
    font-size: var(--font-size-large);
  }
  
  .form-input,
  .btn {
    font-size: var(--font-size-small);
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus Styles */
button:focus,
input:focus,
select:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .card {
    border: 2px solid var(--primary-color);
  }
  
  .btn {
    border: 2px solid currentColor;
  }
}

/* Print Styles */
@media print {
  .header-controls,
  .intake-controls,
  .alerts-container {
    display: none !important;
  }
  
  .app-container {
    box-shadow: none;
    background: white;
  }
  
  .card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}