/* ==========================================================================
   InTouch123 Landing Page Styles
   ========================================================================== */

/* CSS Custom Properties (Design Tokens)
   ========================================================================== */
:root {
  /* Primary Colors */
  --color-black: #0D0D0D;
  --color-gold: #D4A574;

  /* Neutrals */
  --color-white: #FFFFFF;
  --color-off-white: #F5F5F5;
  --color-gray-100: #F5F5F5;
  --color-gray-200: #E5E5E5;
  --color-gray-300: #D4D4D4;
  --color-gray-500: #737373;
  --color-gray-700: #404040;

  /* Semantic (Dark Theme) */
  --bg-primary: #0a0a0a;
  --bg-secondary: #141414;
  --bg-card: #1a1a1a;
  --border: #2a2a2a;
  --text-primary: #f5f5f5;
  --text-secondary: #a0a0a0;
  --text-muted: #666666;
  --accent: var(--color-gold);
  --accent-hover: #e0b685;
  --success: #4ade80;
  --error: #f87171;

  /* Typography */
  --font-display: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'IBM Plex Serif', Georgia, serif;
  --font-family: var(--font-body);
  --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-5xl: 3rem;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s ease;
  --transition-slow: 0.3s ease;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-gutter: stable;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Accessibility
   ========================================================================== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--bg-primary);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  z-index: 1000;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: var(--spacing-md);
}

.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;
}

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.phase {
  display: none;
  padding: var(--spacing-3xl) 0;
}

.phase.active {
  display: block;
}

/* Phase 1 is shown by default after hero CTA click */
#phase-1 {
  border-top: 1px solid var(--border);
}

#phase-2 {
  border-top: 1px solid var(--border);
}

#phase-3 {
  border-top: 1px solid var(--border);
}

/* Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

/* Text Styles */
.text-display {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 48px;
  letter-spacing: -0.02em;
}

.text-h1 {
  font-size: 36px;
  font-weight: 700;
}

.text-h2 {
  font-size: 28px;
  font-weight: 700;
}

.text-h3 {
  font-size: 22px;
  font-weight: 600;
}

.text-body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
}

.text-ui {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
}

.text-caption {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 12px;
  color: var(--text-muted);
}

/* Site Header
   ========================================================================== */
.site-header {
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--border);
}

/* Logo
   ========================================================================== */
.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo--horizontal {
  gap: 8px;
}

.logo--stacked {
  flex-direction: column;
  gap: 12px;
}

.logo__mark {
  flex-shrink: 0;
}

.logo__text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.logo--dark .logo__text {
  color: var(--color-white);
}

/* Smaller variant for nav */
.logo--small .logo__mark {
  width: 32px;
  height: 32px;
}

.logo--small .logo__text {
  font-size: 20px;
}

.section-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-2xl);
  text-align: center;
}

@media (min-width: 768px) {
  .section-heading {
    font-size: var(--font-size-3xl);
  }
}

/* Hero Section
   ========================================================================== */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-3xl) 0;
}

.hero-content {
  display: none;
}

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

.hero-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--font-size-3xl);
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-lg);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .hero-headline {
    font-size: var(--font-size-5xl);
  }
}

.hero-subhead {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-2xl);
  line-height: 1.7;
}

@media (min-width: 768px) {
  .hero-subhead {
    font-size: var(--font-size-xl);
  }
}

.hero-cta-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.badge {
  display: inline-block;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
}

/* Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 24px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--bg-primary);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--accent-hover);
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

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

.btn-large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-lg);
}

.btn-link {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: inherit;
  font-size: var(--font-size-base);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

.btn-link:hover {
  color: var(--text-secondary);
}

/* Forms
   ========================================================================== */
.form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--spacing-xl);
}

.form-label {
  display: block;
  font-family: var(--font-display);
  font-size: var(--font-size-base);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.form-label .optional {
  font-weight: 400;
  color: var(--text-muted);
}

fieldset {
  border: none;
  transition: all var(--transition-base);
}

fieldset.validation-error {
  background: rgba(248, 113, 113, 0.1);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin: calc(-1 * var(--spacing-md));
}

fieldset.validation-error legend.form-label {
  color: var(--error);
}

legend.form-label {
  margin-bottom: var(--spacing-md);
}

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

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23666666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-md) center;
  padding-right: var(--spacing-2xl);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-error {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--error);
  margin-top: var(--spacing-xs);
}

/* Custom Dropdown
   ========================================================================== */
.custom-dropdown {
  position: relative;
  width: 100%;
}

.dropdown-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  font-family: inherit;
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-fast);
  text-align: left;
}

.dropdown-trigger:hover {
  border-color: var(--text-muted);
}

.dropdown-trigger:focus {
  outline: none;
  border-color: var(--accent);
}

.dropdown-trigger[aria-expanded="true"] {
  border-color: var(--accent);
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.dropdown-selected {
  flex: 1;
}

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

.dropdown-arrow {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
}

.dropdown-trigger[aria-expanded="true"] .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-card);
  border: 1px solid var(--accent);
  border-top: none;
  border-bottom-left-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
  list-style: none;
  z-index: 100;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height var(--transition-base), opacity var(--transition-fast);
}

.dropdown-menu.open {
  max-height: 300px;
  opacity: 1;
  overflow-y: auto;
}

.dropdown-item {
  padding: var(--spacing-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
  background-color: var(--bg-secondary);
}

.dropdown-item.selected {
  background-color: rgba(212, 165, 116, 0.15);
  color: var(--accent);
}

/* Slider
   ========================================================================== */
.slider-container {
  margin: var(--spacing-lg) 0;
}

.slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  background: var(--bg-card);
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.slider::-moz-range-thumb:hover {
  transform: scale(1.1);
}

.slider-ticks {
  position: relative;
  height: 24px;
  margin-top: var(--spacing-sm);
}

.slider-ticks span {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  position: absolute;
  transform: translateX(-50%);
}

/* Position ticks based on actual slider values (min=50, max=2000, range=1950) */
.slider-ticks span[data-value="100"] { left: 2.56%; }
.slider-ticks span[data-value="250"] { left: 10.26%; }
.slider-ticks span[data-value="500"] { left: 23.08%; }
.slider-ticks span[data-value="1000"] { left: 48.72%; }

.slider-ticks span::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 4px;
  background: var(--border);
}

.slider-output {
  text-align: center;
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-top: var(--spacing-md);
}

.slider-output .contact-number {
  color: var(--accent);
  font-size: var(--font-size-2xl);
}

.tier-preview {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-top: var(--spacing-md);
}

.tier-preview .tier-name {
  font-weight: 600;
  color: var(--accent);
}

.tier-preview .tier-price {
  color: var(--text-secondary);
}

/* Checkboxes & Radios
   ========================================================================== */
.checkbox-group,
.radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

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

.checkbox-label,
.radio-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  cursor: pointer;
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.checkbox-label:hover,
.radio-label:hover {
  border-color: var(--text-muted);
}

.checkbox-label input,
.radio-label input {
  width: 20px;
  height: 20px;
  accent-color: var(--accent);
  cursor: pointer;
}

.checkbox-text,
.radio-text {
  flex: 1;
}

.conditional-input {
  display: none;
  padding-left: var(--spacing-2xl);
}

.conditional-input.visible {
  display: block;
}

.conditional-input input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: inherit;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.conditional-input input:focus {
  outline: none;
  border-color: var(--accent);
}

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

/* Plan Header
   ========================================================================== */
.plan-header {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.plan-summary {
  color: var(--text-secondary);
  margin: 0;
}

.plan-summary .selected-tier-name {
  color: var(--accent);
}

/* Pricing Grid
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .pricing-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-base);
  opacity: 0.7;
  cursor: pointer;
}

.pricing-card:hover {
  border-color: var(--text-muted);
  opacity: 0.85;
}

.pricing-card.highlighted {
  opacity: 1;
  border-color: var(--accent);
  transform: scale(1.02);
}

@media (min-width: 768px) {
  .pricing-card.highlighted {
    transform: scale(1.05);
  }
}

.pricing-header {
  margin-bottom: var(--spacing-md);
}

.pricing-tier-name {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.pricing-contacts {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  white-space: nowrap;
}

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

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

.price-regular {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-decoration: line-through;
}

.price-founding {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--accent);
}

.price-period {
  font-size: var(--font-size-base);
  font-weight: 400;
  color: var(--text-secondary);
}

.founding-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--accent);
  background: transparent;
  border: 1px solid var(--accent);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Viral Upsell
   ========================================================================== */
.viral-upsell {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.toggle-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  cursor: pointer;
}

.toggle-label input {
  display: none;
}

.toggle-switch {
  flex-shrink: 0;
  width: 48px;
  height: 24px;
  background: var(--bg-card);
  border-radius: var(--radius-full);
  position: relative;
  transition: background var(--transition-base);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: all var(--transition-base);
}

.toggle-label input:checked + .toggle-switch {
  background: var(--accent);
}

.toggle-label input:checked + .toggle-switch::after {
  left: 26px;
  background: var(--bg-primary);
}

.toggle-text {
  flex: 1;
  font-weight: 500;
}

.viral-note {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-sm);
  padding-left: calc(48px + var(--spacing-md));
}

/* Application Section
   ========================================================================== */
.application-section {
  margin-top: var(--spacing-2xl);
}

.invitation-notice {
  text-align: center;
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, rgba(212, 165, 116, 0.1), rgba(212, 165, 116, 0.05));
  border: 1px solid rgba(212, 165, 116, 0.3);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-xl);
}

.invitation-heading {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--spacing-sm);
}

.invitation-text {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  max-width: 500px;
  margin: 0 auto;
}

.application-success {
  display: none;
  text-align: center;
  padding: var(--spacing-2xl);
  background: rgba(74, 222, 128, 0.05);
  border: 1px solid rgba(74, 222, 128, 0.3);
  border-radius: var(--radius-lg);
}

.application-success.visible {
  display: block;
}

.success-icon {
  color: var(--success);
  margin-bottom: var(--spacing-lg);
}

.success-heading {
  font-size: var(--font-size-xl);
  color: var(--success);
  margin-bottom: var(--spacing-md);
}

.success-text {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  max-width: 400px;
  margin: 0 auto;
}

/* CTA Wrapper (reusable)
   ========================================================================== */
.cta-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

.cta-note {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* Waitlist Form
   ========================================================================== */
.waitlist-form-wrapper {
  display: none;
  max-width: 400px;
  margin: 0 auto;
}

.waitlist-form-wrapper.visible {
  display: block;
}

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

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

@media (min-width: 480px) {
  .waitlist-input-group {
    flex-direction: row;
  }
}

.waitlist-input-group input {
  flex: 1;
  padding: var(--spacing-md);
  font-family: inherit;
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.waitlist-input-group input:focus {
  outline: none;
  border-color: var(--accent);
}

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

.waitlist-success {
  display: none;
  text-align: center;
  padding: var(--spacing-lg);
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid var(--success);
  border-radius: var(--radius-md);
  color: var(--success);
}

.waitlist-success.visible {
  display: block;
}

/* Thank You Page
   ========================================================================== */
.thank-you-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3xl) 0;
}

.thank-you-content {
  text-align: center;
  max-width: 500px;
}

.checkmark-icon {
  color: var(--success);
  margin-bottom: var(--spacing-xl);
}

.thank-you-headline {
  font-family: var(--font-display);
  font-size: var(--font-size-4xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-lg);
}

.thank-you-body {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.7;
}

.share-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

@media (min-width: 480px) {
  .share-buttons {
    flex-direction: row;
    justify-content: center;
  }
}

.share-btn {
  flex: 1;
}

@media (min-width: 480px) {
  .share-btn {
    flex: none;
  }
}

.back-link {
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.back-link:hover {
  color: var(--text-secondary);
}

/* Utility Classes
   ========================================================================== */
.hidden {
  display: none !important;
}

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

.mt-md {
  margin-top: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

/* Solution Visualization Section
   ========================================================================== */
.solution-section {
  width: 100%;
  max-width: 1000px;
  margin: var(--spacing-3xl) auto;
  padding: 0 var(--spacing-md);
}

.solution-header {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .solution-header {
    grid-template-columns: 1fr 1fr;
  }
}

.solution-col {
  padding: var(--spacing-xl);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.solution-col.highlighted {
  border-color: rgba(212, 165, 116, 0.3);
  background: linear-gradient(135deg, rgba(212, 165, 116, 0.08), rgba(212, 165, 116, 0.02));
}

.solution-label {
  display: block;
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
}

.solution-col.highlighted .solution-label {
  color: var(--accent);
}

.solution-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.solution-text {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Carousel
   ========================================================================== */
.carousel-container {
  position: relative;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: var(--spacing-xl);
  overflow: visible;
}

.carousel-wrapper {
  overflow: hidden;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.carousel-slide {
  min-width: 100%;
  width: 100%;
  flex-shrink: 0;
  box-sizing: border-box;
  padding: 0 var(--spacing-md);
}

.slide-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.trigger-label {
  font-family: var(--font-display);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--text-primary);
}

.comparison-subtitle {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
}

/* Solution Caption */
.solution-caption {
  text-align: center;
  padding: var(--spacing-2xl);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-xl);
}

.caption-headline {
  font-family: var(--font-display);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--spacing-sm);
}

@media (min-width: 768px) {
  .caption-headline {
    font-size: var(--font-size-lg);
  }
}

.caption-text {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

/* Message Comparison */
.message-comparison {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .message-comparison {
    flex-direction: row;
    justify-content: center;
  }
}

.comparison-arrow {
  font-size: var(--font-size-xl);
  color: var(--text-muted);
  transform: rotate(90deg);
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .comparison-arrow {
    transform: rotate(0deg);
  }
}

/* Message Card Wrapper (for tooltip positioning) */
.message-card-wrapper {
  position: relative;
  flex: 1;
  min-width: 0;
  max-width: 360px;
}

/* Message Cards */
.message-card {
  position: relative;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* Tooltip Styles - on wrapper to avoid overflow clipping */
.message-card-wrapper[data-tooltip] {
  cursor: help;
}

.message-card-wrapper[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% - 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  white-space: normal;
  width: max-content;
  max-width: 260px;
  text-align: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  line-height: 1.4;
  pointer-events: none;
}

.message-card-wrapper[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
}

.message-card.before {
  opacity: 0.6;
  background: #2a2a2a;
}

.message-card.after {
  position: relative;
}

/* iMessage Styles */
.message-card.imessage.before {
  background: #2a2a2a;
}

.message-card.imessage.after {
  background: linear-gradient(135deg, #007AFF, #00C6FF);
}

/* Email Styles */
.message-card.email {
  background: #2a2a2a;
}

.message-card.email.after {
  background: #2a2a2a;
  border: 1px solid rgba(212, 165, 116, 0.3);
}

/* Instagram Styles */
.message-card.instagram.after {
  background: linear-gradient(135deg, #833AB4 0%, #FD1D1D 50%, #F77737 100%);
}

/* Stats Badge */
.stats-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: #22c55e;
  color: white;
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: var(--radius-full);
  z-index: 10;
  white-space: nowrap;
}

.stats-badge.muted {
  background: var(--text-muted);
  color: var(--bg-primary);
}

/* Channel Label */
.channel-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.channel-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.channel-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

/* Message Bubble */
.message-bubble {
  padding: var(--spacing-md) var(--spacing-lg);
}

.sender-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.15);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
}

.message-text {
  font-size: var(--font-size-base);
  color: var(--text-primary);
  line-height: 1.5;
  margin: 0;
}

/* Email Content */
.email-content {
  padding: var(--spacing-md);
}

.email-field {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-xs) 0;
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.email-label {
  color: var(--text-muted);
  font-weight: 500;
  min-width: 60px;
  flex-shrink: 0;
}

.email-value {
  color: var(--text-primary);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.email-content .message-text {
  margin-top: var(--spacing-md);
}

/* Carousel Controls */
.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.carousel-arrow {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: var(--font-size-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-arrow:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--text-muted);
}

.carousel-dots {
  display: flex;
  gap: var(--spacing-sm);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all var(--transition-base);
  padding: 0;
}

.dot:hover {
  background: rgba(255, 255, 255, 0.5);
}

.dot.active {
  background: var(--accent);
  transform: scale(1.3);
}

/* FAQ Section
   ========================================================================== */
.faq-section {
  padding: var(--spacing-3xl) 0;
  border-top: 1px solid var(--border);
}

.faq-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.02);
}

.faq-question span {
  flex: 1;
}

.faq-icon {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-answer p {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

.faq-item.open .faq-answer {
  max-height: 200px;
}

/* Cache bust - 2025-12-03 */