/* ===========================
   Freebie Tracker — Bold & Playful Student Vibes
   Design: Monzo meets student energy
   =========================== */

/* ===========================
   CSS Custom Properties
   =========================== */
:root {
  /* Brand Colors — Money Green Primary */
  --color-primary: #10b981;
  --color-primary-hover: #059669;
  --color-primary-dark: #047857;

  /* Accent Colors */
  --color-accent-pink: #f43f5e;
  --color-accent-coral: #fb7185;
  --color-accent-purple: #8b5cf6;
  --color-accent-blue: #3b82f6;
  --color-accent-amber: #f59e0b;
  --color-accent-cyan: #06b6d4;

  /* Category Colors */
  --color-cat-drinks: #8b5cf6;
  --color-cat-banking: #3b82f6;
  --color-cat-food: #f59e0b;
  --color-cat-streaming: #ec4899;
  --color-cat-discounts: #f43f5e;
  --color-cat-mobile: #06b6d4;
  --color-cat-tech: #6366f1;
  --color-cat-utilities: #10b981;
  --color-cat-local: #14b8a6;

  /* Dark Mode First — Rich, Deep Backgrounds */
  --color-bg: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  --color-bg-hover: #475569;
  --color-text-primary: #f8fafc;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #94a3b8;
  --color-border: #334155;
  --color-border-light: #475569;

  /* Typography */
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-hero: 3rem;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;

  /* Borders & Radius */
  --border-radius-sm: 0.5rem;
  --border-radius-md: 0.75rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 1.5rem;
  --border-radius-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.3);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Touch Targets */
  --touch-target: 48px;
}

/* Light Mode Override (optional — dark is default) */
@media (prefers-color-scheme: light) {
  :root {
    --color-bg: #f8fafc;
    --color-bg-secondary: #ffffff;
    --color-bg-tertiary: #f1f5f9;
    --color-bg-hover: #e2e8f0;
    --color-text-primary: #0f172a;
    --color-text-secondary: #475569;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;
    --color-border-light: #cbd5e1;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.15);
  }
}

/* ===========================
   Reset & Base Styles
   =========================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
}

/* ===========================
   Accessibility
   =========================== */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: 0.5rem 1rem;
  text-decoration: none;
  border-radius: 0 0 var(--border-radius-sm) 0;
  z-index: 100;
  font-weight: 600;
}

.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===========================
   Layout
   =========================== */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.header {
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  min-height: 64px;
}

.logo {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.02em;
}

.main {
  padding: var(--spacing-xl) 0;
  min-height: calc(100vh - 64px);
}

/* ===========================
   Screen Management
   =========================== */
.screen {
  display: none;
}

.screen.active {
  display: block;
  animation: fadeInUp var(--transition-base);
}

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

/* ===========================
   Hero Section — Bold & Punchy
   =========================== */
.hero {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
  padding: var(--spacing-xl) 0;
}

.hero-emoji {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-lg);
  line-height: 1;
  animation: floatEmoji 3s ease-in-out infinite;
}

@keyframes floatEmoji {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ===========================
   Cards — Elevated & Modern
   =========================== */
.card {
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.card-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  letter-spacing: -0.01em;
}

.card-info {
  background: var(--color-bg-tertiary);
  border-left: 4px solid var(--color-primary);
}

.card-info p {
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.card-info ol {
  margin-left: var(--spacing-lg);
  color: var(--color-text-secondary);
}

.card-info li {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-xs);
}

/* ===========================
   Forms — Clean & Spacious
   =========================== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  letter-spacing: 0.01em;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: var(--font-size-base);
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.form-hint {
  margin-top: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

/* ===========================
   Buttons — Bold & Actionable
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.75rem;
  font-size: var(--font-size-base);
  font-weight: 600;
  font-family: var(--font-body);
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: var(--touch-target);
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  width: 100%;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
  font-weight: 700;
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.btn-secondary {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border: 2px solid var(--color-border);
  font-weight: 600;
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: var(--color-bg-hover);
  border-color: var(--color-border-light);
}

.btn-icon {
  background: transparent;
  border: none;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  padding: var(--spacing-sm);
  border-radius: var(--border-radius-md);
  min-height: var(--touch-target);
  min-width: var(--touch-target);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-icon:hover,
.btn-icon:focus {
  background: var(--color-bg-tertiary);
  transform: scale(1.05);
}

.btn-text {
  background: transparent;
  border: none;
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
  font-family: var(--font-body);
}

.btn-text:hover,
.btn-text:focus {
  background: rgba(16, 185, 129, 0.15);
  transform: translateX(2px);
}

/* ===========================
   Share Card — Prominent & Actionable
   =========================== */
.share-card {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-cyan));
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.share-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.share-card-icon {
  font-size: var(--font-size-3xl);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.share-card-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: white;
  margin: 0;
  letter-spacing: -0.01em;
}

.share-card-body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.share-link-input {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--border-radius-md);
  text-align: center;
  font-weight: 600;
  user-select: all;
  cursor: pointer;
}

.share-link-input:focus {
  outline: none;
  border-color: white;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2);
}

.share-card-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.share-card-actions .btn {
  width: 100%;
}

.share-card-actions .btn-primary {
  background: white;
  color: var(--color-primary);
}

.share-card-actions .btn-primary:hover,
.share-card-actions .btn-primary:focus {
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary-dark);
}

.share-card-actions .btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

.share-card-actions .btn-secondary:hover,
.share-card-actions .btn-secondary:focus {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

/* ===========================
   Dashboard — Big Numbers, Big Energy
   =========================== */
.dashboard {
  margin-bottom: var(--spacing-xxl);
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.stat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.05));
  pointer-events: none;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat-card.stat-success {
  border-color: var(--color-primary);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.05));
}

.stat-card.stat-warning {
  border-color: var(--color-accent-amber);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
}

.stat-icon {
  font-size: var(--font-size-3xl);
  line-height: 1;
  margin-bottom: var(--spacing-md);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.highlight-card {
  background: linear-gradient(135deg, var(--color-accent-purple), var(--color-accent-blue));
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.highlight-card.highlight-suggestion {
  background: linear-gradient(135deg, var(--color-accent-pink), var(--color-accent-amber));
  animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: var(--shadow-md);
  }
  50% {
    box-shadow: 0 8px 32px rgba(244, 63, 94, 0.4);
  }
}

.highlight-icon {
  font-size: var(--font-size-3xl);
  flex-shrink: 0;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.highlight-text {
  color: white;
  font-size: var(--font-size-base);
  line-height: 1.5;
  margin: 0;
  font-weight: 500;
}

.highlight-text strong {
  font-weight: 700;
}

/* ===========================
   Section Headers
   =========================== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
  margin-top: var(--spacing-xxl);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}

/* ===========================
   Members List — Pills
   =========================== */
.members-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.member-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.member-badge:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-primary);
  transform: scale(1.05);
}

.member-emoji {
  font-size: var(--font-size-lg);
}

/* ===========================
   Deals List — Compact Rows & Categories
   =========================== */
.deals-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

/* Category Sections */
.category-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.category-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  width: 100%;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: var(--touch-target);
  text-align: left;
  position: relative;
  overflow: hidden;
}

.category-header::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: currentColor;
  opacity: 0.6;
}

.category-header:hover,
.category-header:focus {
  background: var(--color-bg-tertiary);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.category-header[aria-expanded="true"] {
  border-bottom-left-radius: var(--border-radius-sm);
  border-bottom-right-radius: var(--border-radius-sm);
}

/* Category color accents */
.category-header[data-category="drinks"] { color: var(--color-cat-drinks); }
.category-header[data-category="banking"] { color: var(--color-cat-banking); }
.category-header[data-category="food"] { color: var(--color-cat-food); }
.category-header[data-category="streaming"] { color: var(--color-cat-streaming); }
.category-header[data-category="discounts"] { color: var(--color-cat-discounts); }
.category-header[data-category="mobile"] { color: var(--color-cat-mobile); }
.category-header[data-category="tech"] { color: var(--color-cat-tech); }
.category-header[data-category="utilities"] { color: var(--color-cat-utilities); }
.category-header[data-category="local"] { color: var(--color-cat-local); }

.category-icon {
  font-size: var(--font-size-2xl);
  flex-shrink: 0;
}

.category-name {
  color: var(--color-text-primary);
}

.category-progress-text {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.category-progress-bar {
  flex: 1;
  height: 8px;
  background: var(--color-bg);
  border-radius: var(--border-radius-pill);
  overflow: hidden;
  position: relative;
  min-width: 100px;
}

.category-progress-fill {
  height: 100%;
  border-radius: var(--border-radius-pill);
  transition: width var(--transition-slow);
  background: currentColor;
  opacity: 0.8;
}

.category-count {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text-secondary);
  min-width: 40px;
  text-align: right;
}

.category-chevron {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.category-header[aria-expanded="true"] .category-chevron {
  transform: rotate(90deg);
}

.category-deals {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding-left: var(--spacing-md);
  animation: slideDown var(--transition-base);
}

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

.category-deals[hidden] {
  display: none;
}

/* Deal Cards — Compact & Scannable */
.deal-card {
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  position: relative;
}

.deal-card:hover {
  border-color: var(--color-border-light);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.deal-card-completed {
  opacity: 0.7;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(16, 185, 129, 0.02));
  border-color: rgba(16, 185, 129, 0.3);
}

.deal-card-completed:hover {
  opacity: 0.85;
}

.deal-completed-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: var(--color-primary);
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  z-index: 1;
}

.deal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
  gap: var(--spacing-md);
}

.deal-info {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  flex: 1;
  min-width: 0;
}

.deal-icon {
  font-size: var(--font-size-3xl);
  flex-shrink: 0;
  line-height: 1;
}

.deal-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin: 0 0 var(--spacing-xs) 0;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.deal-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.deal-badge-referral {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-primary);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.deal-title-link {
  color: var(--color-text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.deal-title-link:hover,
.deal-title-link:focus {
  color: var(--color-primary);
}

.deal-title-link::after {
  content: '↗';
  font-size: var(--font-size-sm);
  opacity: 0.5;
  transition: all var(--transition-fast);
}

.deal-title-link:hover::after {
  opacity: 1;
  transform: translate(2px, -2px);
}

.deal-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

.deal-value {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin-top: var(--spacing-xs);
  font-weight: 600;
}

.deal-stats {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  flex-shrink: 0;
}

.deal-stat-inline {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
  justify-content: flex-end;
}

.deal-status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--color-border-light);
  background: transparent;
  transition: all var(--transition-fast);
  cursor: help;
}

.deal-status-dot.claimed {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.deal-stat-text {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-left: var(--spacing-xs);
}

.deal-stat {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  white-space: nowrap;
}

.deal-stat-claimed {
  color: var(--color-primary);
}

.deal-stat-remaining {
  color: var(--color-accent-amber);
}

/* Deal Member Grid — Compact Pills */
.deal-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.deal-member {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 36px;
}

.deal-member:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-primary);
  transform: scale(1.05);
}

.deal-member.claimed {
  background: rgba(16, 185, 129, 0.15);
  border-color: var(--color-primary);
  cursor: default;
}

.deal-member.claimed:hover {
  transform: none;
  border-color: var(--color-primary);
}

.deal-member-name {
  font-weight: 600;
}

.deal-member-status {
  font-size: var(--font-size-lg);
  line-height: 1;
  transition: transform var(--transition-bounce);
}

.deal-member.claimed .deal-member-status {
  animation: checkBounce 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes checkBounce {
  0% {
    transform: scale(0);
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
  }
}

.deal-member-referrer {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-left: var(--spacing-xs);
}

.deal-notes {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-left: 3px solid var(--color-accent-blue);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.deal-suggestion {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.15), rgba(245, 158, 11, 0.15));
  border: 1px solid var(--color-accent-pink);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text-primary);
}

.deal-suggestion::before {
  content: '💡';
  font-size: var(--font-size-xl);
  flex-shrink: 0;
}

/* ===========================
   Modal — Clean & Focused
   =========================== */
.modal {
  border: none;
  border-radius: var(--border-radius-lg);
  padding: 0;
  max-width: 520px;
  width: calc(100% - 2rem);
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-lg);
}

.modal::backdrop {
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
}

.modal-close {
  background: transparent;
  border: none;
  font-size: var(--font-size-3xl);
  cursor: pointer;
  color: var(--color-text-secondary);
  line-height: 1;
  padding: 0;
  width: var(--touch-target);
  height: var(--touch-target);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.modal-close:hover,
.modal-close:focus {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  transform: rotate(90deg);
}

.modal-body {
  padding: var(--spacing-xl);
}

.modal-description {
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

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

/* ===========================
   Loading & Empty States
   =========================== */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.loading-overlay:not([hidden]) {
  display: flex;
}

.spinner {
  width: 56px;
  height: 56px;
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.empty-state {
  text-align: center;
  padding: var(--spacing-xxl);
  color: var(--color-text-secondary);
}

.empty-emoji {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-lg);
  opacity: 0.6;
}

/* ===========================
   Toast Notifications — Spring In
   =========================== */
.toast-container {
  position: fixed;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
  max-width: calc(100% - 2rem);
}

.toast {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  font-weight: 600;
  pointer-events: auto;
  animation: toastSlideUp var(--transition-bounce);
  min-width: 280px;
  text-align: center;
}

.toast.toast-success {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
}

.toast.toast-error {
  background: var(--color-accent-pink);
  color: white;
  border-color: var(--color-accent-pink);
  box-shadow: 0 8px 24px rgba(244, 63, 94, 0.4);
}

@keyframes toastSlideUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ===========================
   Responsive Design — Mobile First
   =========================== */
@media (max-width: 640px) {
  :root {
    --font-size-hero: 2rem;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .hero {
    padding: var(--spacing-lg) 0;
    margin-bottom: var(--spacing-xl);
  }

  .card {
    padding: var(--spacing-lg);
  }

  .stat-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .deal-grid {
    gap: var(--spacing-xs);
  }

  .deal-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .deal-stats {
    flex-direction: row;
    align-items: center;
    width: 100%;
    justify-content: space-between;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .modal {
    width: calc(100% - 1rem);
  }

  .category-header {
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .share-card-actions {
    grid-template-columns: 1fr;
  }

  .category-progress-text {
    display: none;
  }

  .category-progress-bar {
    display: none;
  }
}

@media (min-width: 641px) {
  .stat-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ===========================
   Safe Area Support (iOS Notch)
   =========================== */
@supports (padding: env(safe-area-inset-top)) {
  body {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
  }

  .header {
    padding-top: env(safe-area-inset-top);
  }

  .toast-container {
    bottom: calc(var(--spacing-xl) + env(safe-area-inset-bottom));
  }
}

/* ===========================
   Print Styles
   =========================== */
@media print {
  .header,
  .btn,
  .btn-text,
  .btn-icon,
  .modal,
  .toast-container,
  .loading-overlay,
  .highlight-card {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .card, .deal-card {
    break-inside: avoid;
  }
}