/* ============================================
   VOXARIS - FUTURISTIC DESIGN SYSTEM
   Premium SaaS B2B Theme inspired by Bland.com
   ============================================ */

/* ============================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
  /* === Primary Palette === */
  --color-bg-primary: #0a0a0f;
  --color-bg-secondary: #12121a;
  --color-bg-tertiary: #1a1a24;
  --color-bg-elevated: #22222e;

  /* === Glass Effects === */
  --glass-bg: rgba(255, 255, 255, 0.02);
  --glass-bg-hover: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.15);
  --glass-blur: 20px;

  /* === Accent Colors === */
  --accent-primary: #00d2ff;
  /* Electric Cyan */
  --accent-secondary: #3a7bd5;
  /* Deep Indigo */
  --accent-gradient: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
  --accent-gradient-hover: linear-gradient(135deg, #33dcff 0%, #4a8be0 100%);
  --accent-glow: rgba(0, 210, 255, 0.4);

  /* === Background Overlays === */
  --hero-overlay: linear-gradient(to bottom, rgba(10, 10, 15, 0.3), rgba(10, 10, 15, 0.7));
  --hero-opacity: 0.9;

  /* === Text Colors === */
  --text-primary: #f4f4f8;
  --text-secondary: #c4c4d4;
  --text-muted: #8b8b9e;
  --text-disabled: #5a5a6e;

  /* === Semantic Colors === */
  --color-success: #10b981;
  --color-success-glow: rgba(16, 185, 129, 0.3);
  --color-warning: #f59e0b;
  --color-warning-glow: rgba(245, 158, 11, 0.3);
  --color-error: #ef4444;
  --color-error-glow: rgba(239, 68, 68, 0.3);
  --color-info: #3b82f6;
  --color-info-glow: rgba(59, 130, 246, 0.3);

  /* === Status Indicators === */
  --status-online: #10b981;
  --status-offline: #6b7280;
  --status-busy: #f59e0b;
  --status-error: #ef4444;

  /* === Shadows === */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px var(--accent-glow);

  /* === Typography === */
  --font-sans: 'Outfit', 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, monospace;

  --font-size-xs: 0.75rem;
  /* 12px */
  --font-size-sm: 0.875rem;
  /* 14px */
  --font-size-base: 1rem;
  /* 16px */
  --font-size-lg: 1.125rem;
  /* 18px */
  --font-size-xl: 1.25rem;
  /* 20px */
  --font-size-2xl: 1.5rem;
  /* 24px */
  --font-size-3xl: 1.875rem;
  /* 30px */
  --font-size-4xl: 2.25rem;
  /* 36px */
  --font-size-5xl: 3rem;
  /* 48px */
  --font-size-6xl: 3.75rem;
  /* 60px */
  --font-size-hero: clamp(2.5rem, 5vw, 4.5rem);

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;

  /* === Spacing === */
  --space-1: 0.25rem;
  /* 4px */
  --space-2: 0.5rem;
  /* 8px */
  --space-3: 0.75rem;
  /* 12px */
  --space-4: 1rem;
  /* 16px */
  --space-5: 1.25rem;
  /* 20px */
  --space-6: 1.5rem;
  /* 24px */
  --space-8: 2rem;
  /* 32px */
  --space-10: 2.5rem;
  /* 40px */
  --space-12: 3rem;
  /* 48px */
  --space-16: 4rem;
  /* 64px */
  --space-20: 5rem;
  /* 80px */
  --space-24: 6rem;
  /* 96px */

  /* === Border Radius === */
  --radius-sm: 0.375rem;
  /* 6px */
  --radius-md: 0.5rem;
  /* 8px */
  --radius-lg: 0.75rem;
  /* 12px */
  --radius-xl: 1rem;
  /* 16px */
  --radius-2xl: 1.5rem;
  /* 24px */
  --radius-full: 9999px;

  /* === Transitions === */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* === Z-Index Scale === */
  --z-base: 0;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 300;
  --z-tooltip: 400;
  --z-toast: 500;
}

/* ============================================
   2. LIGHT THEME OVERRIDE
   ============================================ */
[data-theme="light"] {
  --color-bg-primary: #f8f9fc;
  --color-bg-secondary: #ffffff;
  --color-bg-tertiary: #f1f3f8;
  --color-bg-elevated: #ffffff;

  --glass-bg: rgba(255, 255, 255, 0.7);
  /* Much more opaque for readability */
  --glass-bg-hover: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(0, 0, 0, 0.1);
  --glass-border-hover: rgba(0, 0, 0, 0.15);

  --text-primary: #1a1a2e;
  --text-secondary: #4a4a5a;
  --text-muted: #7a7a8e;
  --text-disabled: #a0a0b0;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);

  /* === Background Overlays Light === */
  --hero-overlay: linear-gradient(to bottom, rgba(248, 249, 252, 0.1), rgba(248, 249, 252, 0.3));
  --hero-opacity: 0.85;
}

/* ============================================
   3. BASE RESET & TYPOGRAPHY
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700;800&display=swap');

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background: var(--color-bg-primary);
  min-height: 100vh;
}

/* === Headings === */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--text-primary);
}

.text-hero {
  font-size: var(--font-size-hero);
  font-weight: var(--font-weight-extrabold);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* === Links === */
a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-secondary);
}

/* ============================================
   4. GLASSMORPHISM COMPONENTS
   ============================================ */

/* === Glass Card === */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-normal);
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-md);
}

.glass-card--elevated {
  background: var(--color-bg-elevated);
  box-shadow: var(--shadow-md);
}

/* === Glass Panel === */
.glass-panel {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

/* ============================================
   5. BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Primary Button */
.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-gradient-hover);
  box-shadow: 0 6px 30px var(--accent-glow);
  transform: translateY(-2px);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
}

/* Ghost Button */
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--glass-bg);
  color: var(--text-primary);
}

/* Large Button */
.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-xl);
}

/* Danger Button */
.btn-danger {
  background: var(--color-error);
  color: white;
  border: 1px solid transparent;
}

.btn-danger:hover:not(:disabled) {
  background: #dc2626;
  box-shadow: 0 0 20px var(--color-error-glow);
}

.btn-danger:active:not(:disabled) {
  background: #b91c1c;
}

/* ============================================
   6. FORM INPUTS
   ============================================ */

.input-wrapper {
  position: relative;
  width: 100%;
}

.input {
  width: 100%;
  padding: var(--space-4);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  outline: none;
  transition: all var(--transition-normal);
}

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

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

.input-lg {
  padding: var(--space-5) var(--space-6);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-xl);
}

/* Phone Input with Prefix */
.phone-input-group {
  display: flex;
  align-items: stretch;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.phone-prefix {
  display: flex;
  align-items: center;
  padding: var(--space-4) var(--space-4);
  background: rgba(255, 255, 255, 0.03);
  border-right: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.phone-prefix-select {
  padding: var(--space-4) var(--space-3);
  background: rgba(255, 255, 255, 0.03);
  border: none;
  border-right: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  cursor: pointer;
  min-width: 100px;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23888' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 24px;
}

.phone-prefix-select:focus {
  outline: none;
  background-color: rgba(255, 255, 255, 0.05);
}

.phone-prefix-select option {
  background: var(--color-bg-secondary);
  color: var(--text-primary);
  padding: var(--space-2);
}

.phone-input-group .input {
  border: none;
  background: transparent;
  border-radius: 0;
}

.phone-input-group .input:focus {
  box-shadow: none;
}

/* ============================================
   7. STATUS INDICATORS
   ============================================ */

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--status-offline);
}

.status-dot--online {
  background: var(--status-online);
  box-shadow: 0 0 8px var(--color-success-glow);
  animation: pulse-green 2s infinite;
}

.status-dot--busy {
  background: var(--status-busy);
  box-shadow: 0 0 8px var(--color-warning-glow);
  animation: pulse-yellow 2s infinite;
}

.status-dot--error {
  background: var(--status-error);
  box-shadow: 0 0 8px var(--color-error-glow);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
}

.status-badge--success {
  color: var(--color-success);
  border-color: rgba(16, 185, 129, 0.3);
}

.status-badge--warning {
  color: var(--color-warning);
  border-color: rgba(245, 158, 11, 0.3);
}

.status-badge--error {
  color: var(--color-error);
  border-color: rgba(239, 68, 68, 0.3);
}

/* ============================================
   8. SCENARIO CARDS
   ============================================ */

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
  padding: var(--space-4) 0;
}

.scenario-card {
  position: relative;
  padding: var(--space-8);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  overflow: hidden;
}

.scenario-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.scenario-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

.scenario-card:hover::before {
  opacity: 0.1;
}

.scenario-card.active {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

.scenario-card.active::before {
  opacity: 0.15;
}

.scenario-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.scenario-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
  position: relative;
  z-index: 1;
}

.scenario-card p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  position: relative;
  z-index: 1;
}

/* ============================================
   9. CHAT BUBBLES (Live Transcript)
   ============================================ */

.chat-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  max-height: 400px;
  overflow-y: auto;
}

.chat-bubble {
  max-width: 80%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  animation: slideIn var(--transition-normal) ease-out;
}

.chat-bubble--user {
  align-self: flex-end;
  background: var(--accent-gradient);
  color: white;
  border-bottom-right-radius: var(--radius-sm);
}

.chat-bubble--assistant {
  align-self: flex-start;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-bottom-left-radius: var(--radius-sm);
}

.chat-speaker {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--space-1);
  opacity: 0.7;
}

.typing-indicator {
  display: flex;
  gap: 4px;
  padding: var(--space-3) var(--space-4);
}

.typing-indicator span {
  width: 8px;
  height: 8px;
  background: var(--text-muted);
  border-radius: 50%;
  animation: bounce 1.4s infinite ease-in-out both;
}

.typing-indicator span:nth-child(1) {
  animation-delay: -0.32s;
}

.typing-indicator span:nth-child(2) {
  animation-delay: -0.16s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0s;
}

/* ============================================
   10. TOOL TIMELINE
   ============================================ */

.tool-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.tool-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  animation: slideIn var(--transition-fast) ease-out;
}

.tool-item--success {
  border-left: 3px solid var(--color-success);
}

.tool-item--pending {
  border-left: 3px solid var(--color-warning);
}

.tool-item--error {
  border-left: 3px solid var(--color-error);
}

.tool-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
}

.tool-content {
  flex: 1;
  min-width: 0;
}

.tool-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.tool-time {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.tool-latency {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-left: auto;
  font-family: var(--font-mono);
}

/* ============================================
   11. DATA TABLE (Booking Data)
   ============================================ */

.data-table-container {
  overflow-x: auto;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.data-table th,
.data-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
}

.data-table th {
  background: var(--glass-bg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wide);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background: var(--glass-bg);
}

.data-table tr.new-row td {
  animation: highlightRow 2s ease-out;
}

/* ============================================
   12. METRICS DISPLAY
   ============================================ */

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-4);
}

.metric-card {
  padding: var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.metric-value {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.metric-value--success {
  color: var(--color-success);
}

.metric-value--warning {
  color: var(--color-warning);
}

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

.metric-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--space-1);
}

/* ============================================
   13. ANIMATIONS & KEYFRAMES
   ============================================ */

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse-green {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
  }

  50% {
    box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
  }
}

@keyframes pulse-yellow {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4);
  }

  50% {
    box-shadow: 0 0 0 8px rgba(245, 158, 11, 0);
  }
}

@keyframes bounce {

  0%,
  80%,
  100% {
    transform: scale(0);
  }

  40% {
    transform: scale(1);
  }
}

@keyframes highlightRow {
  from {
    background: rgba(102, 126, 234, 0.2);
  }

  to {
    background: transparent;
  }
}

@keyframes glow {

  0%,
  100% {
    box-shadow: 0 0 20px var(--accent-glow);
  }

  50% {
    box-shadow: 0 0 40px var(--accent-glow);
  }
}

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

@keyframes gradientShift {

  0%,
  100% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }
}

/* === Animation Utilities === */
.animate-fade-in {
  animation: fadeIn var(--transition-normal) ease-out;
}

.animate-slide-in {
  animation: slideIn var(--transition-normal) ease-out;
}

.animate-glow {
  animation: glow 2s ease-in-out infinite;
}

.animate-spin {
  animation: spin 1s linear infinite;
}

/* ============================================
   14. BACKGROUNDS & DECORATIVE
   ============================================ */

.bg-gradient-animated {
  background: linear-gradient(135deg,
      var(--color-bg-primary) 0%,
      #1a1a2e 25%,
      #16213e 50%,
      #1a1a2e 75%,
      var(--color-bg-primary) 100%);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

.bg-noise {
  position: relative;
}

.bg-noise::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.015'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* ============================================
   15. LAYOUT UTILITIES
   ============================================ */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.container-lg {
  max-width: 1400px;
}

.container-sm {
  max-width: 800px;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

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

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-1 {
  gap: var(--space-1);
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

.gap-8 {
  gap: var(--space-8);
}

.grid {
  display: grid;
}

.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

.min-h-screen {
  min-height: 100vh;
}

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.mt-4 {
  margin-top: var(--space-4);
}

.mt-8 {
  margin-top: var(--space-8);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-8 {
  margin-bottom: var(--space-8);
}

.p-4 {
  padding: var(--space-4);
}

.p-6 {
  padding: var(--space-6);
}

.p-8 {
  padding: var(--space-8);
}

.py-4 {
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

.py-8 {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

.py-16 {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.hidden {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   16. RESPONSIVE BREAKPOINTS
   ============================================ */

@media (max-width: 768px) {
  :root {
    --font-size-hero: 2.25rem;
  }

  .container {
    padding: 0 var(--space-4);
  }

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

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hide-mobile {
    display: none !important;
  }
}

@media (max-width: 480px) {
  .scenario-grid {
    grid-template-columns: 1fr;
  }

  .chat-bubble {
    max-width: 90%;
  }
}

@media (min-width: 769px) {
  .hide-desktop {
    display: none !important;
  }
}