/* ============================================
   Emoji Combine - Design System
   Clean, modern, playful design for 18-24 audience
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --color-primary: #6366F1;
  --color-primary-light: #818CF8;
  --color-primary-dark: #4F46E5;
  --color-primary-bg: #EEF2FF;
  --color-secondary: #EC4899;
  --color-secondary-light: #F472B6;
  --color-accent: #F59E0B;
  --color-success: #10B981;
  --color-error: #EF4444;

  --color-text: #1E293B;
  --color-text-secondary: #64748B;
  --color-text-muted: #94A3B8;
  --color-bg: #FFFFFF;
  --color-bg-soft: #F8FAFC;
  --color-bg-muted: #F1F5F9;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;

  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', SFMono-Regular, ui-monospace, Menlo, monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.06);
  --shadow-glow: 0 0 20px rgba(99,102,241,0.3);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  --container-max: 1200px;
  --container-narrow: 800px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
}

/* --- Background Gradient --- */
.page-bg {
  background: linear-gradient(180deg, #EEF2FF 0%, #FFFFFF 40%, #FFFFFF 100%);
  min-height: 100vh;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

.container--narrow {
  max-width: var(--container-narrow);
}

/* --- Header / Nav --- */
.site-header {
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
}

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

.site-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

.site-logo:hover {
  color: var(--color-text);
}

.site-logo__icon {
  font-size: 1.5rem;
}

.site-logo__text span {
  color: var(--color-primary);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

.mobile-menu-btn {
  display: none;
  padding: 8px;
  font-size: 1.5rem;
  line-height: 1;
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    padding: 12px 20px;
    flex-direction: column;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
  }
  .site-nav.open {
    display: flex;
  }
  .site-nav a {
    width: 100%;
    text-align: center;
    padding: 12px;
  }
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  padding: 12px 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}

.breadcrumbs li::after {
  content: '/';
  margin-left: 8px;
  color: var(--color-text-muted);
}

.breadcrumbs li:last-child::after {
  display: none;
}

.breadcrumbs a {
  color: var(--color-text-secondary);
}

.breadcrumbs a:hover {
  color: var(--color-primary);
}

/* --- Hero Section --- */
.hero {
  text-align: center;
  padding: 48px 0 32px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--color-text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.5;
}

/* --- Combiner Tool --- */
.combiner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 0 40px;
}

.combiner__display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 32px 20px;
  margin-bottom: 24px;
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-md);
  min-height: 160px;
  position: relative;
  overflow: hidden;
}

.combiner__display::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.03), rgba(236,72,153,0.03));
  pointer-events: none;
}

.combiner__slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.combiner__emoji-btn {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  border: 2px dashed var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  background: var(--color-bg-soft);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.combiner__emoji-btn:hover {
  border-color: var(--color-primary-light);
  background: var(--color-primary-bg);
  transform: scale(1.05);
}

.combiner__emoji-btn.selected {
  border-style: solid;
  border-color: var(--color-primary);
  background: var(--color-primary-bg);
  box-shadow: var(--shadow-glow);
}

.combiner__emoji-btn.active-pick {
  animation: pulse-border 1.5s infinite;
}

@keyframes pulse-border {
  0%, 100% { border-color: var(--color-primary); box-shadow: 0 0 0 0 rgba(99,102,241,0.4); }
  50% { border-color: var(--color-primary-light); box-shadow: 0 0 0 8px rgba(99,102,241,0); }
}

.combiner__emoji-btn .placeholder-text {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.combiner__plus {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-muted);
  position: relative;
  z-index: 1;
}

.combiner__equals {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-muted);
  position: relative;
  z-index: 1;
}

.combiner__result {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.combiner__result-img {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-soft);
  border: 2px solid var(--color-border);
  overflow: hidden;
}

.combiner__result-img img {
  width: 88px;
  height: 88px;
  object-fit: contain;
}

.combiner__result-img.has-result {
  border-color: var(--color-accent);
  background: linear-gradient(135deg, #FEF3C7, #FDE68A);
  animation: pop-in 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes pop-in {
  0% { transform: scale(0.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.combiner__result-placeholder {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.3;
}

.combiner__slot-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Result Actions */
.combiner__actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 32px;
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--transition-base);
  pointer-events: none;
}

.combiner__actions.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background: var(--color-bg-muted);
  color: var(--color-text);
}

.btn--secondary:hover {
  background: var(--color-border);
  transform: translateY(-1px);
}

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

.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn--sm {
  padding: 6px 14px;
  font-size: 0.8rem;
}

.btn--lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn--reset {
  background: none;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  padding: 8px 16px;
}

.btn--reset:hover {
  color: var(--color-error);
}

/* Copy feedback */
.btn.copied {
  background: var(--color-success);
  color: #fff;
}

/* --- Emoji Picker --- */
.emoji-picker {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.emoji-picker__header {
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--color-border-light);
}

.emoji-picker__search {
  width: 100%;
  padding: 10px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-bg-soft);
  font-size: 0.9rem;
  color: var(--color-text);
  outline: none;
  transition: all var(--transition-fast);
}

.emoji-picker__search:focus {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

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

.emoji-picker__categories {
  display: flex;
  gap: 2px;
  padding: 8px 16px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.emoji-picker__categories::-webkit-scrollbar {
  display: none;
}

.emoji-picker__cat-btn {
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.emoji-picker__cat-btn:hover,
.emoji-picker__cat-btn.active {
  background: var(--color-primary-bg);
  color: var(--color-primary);
}

.emoji-picker__grid-wrap {
  padding: 8px 12px 12px;
  max-height: 320px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.emoji-picker__grid-wrap::-webkit-scrollbar {
  width: 6px;
}

.emoji-picker__grid-wrap::-webkit-scrollbar-track {
  background: transparent;
}

.emoji-picker__grid-wrap::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

.emoji-picker__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(44px, 1fr));
  gap: 4px;
}

.emoji-picker__emoji {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  -webkit-user-select: none;
  user-select: none;
}

.emoji-picker__emoji:hover {
  background: var(--color-bg-muted);
  transform: scale(1.15);
}

.emoji-picker__emoji:active {
  transform: scale(0.95);
}

.emoji-picker__emoji.picked {
  background: var(--color-primary-bg);
  border-color: var(--color-primary);
}

/* --- Loading State --- */
.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px 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); }
}

/* --- Popular Combos Section --- */
.section {
  padding: 48px 0;
}

.section__header {
  text-align: center;
  margin-bottom: 32px;
}

.section__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.section__subtitle {
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.combos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

.combo-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
}

.combo-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.combo-card__formula {
  font-size: 1.4rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.combo-card__formula .op {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 700;
}

.combo-card__result {
  width: 64px;
  height: 64px;
  margin: 0 auto 8px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-soft);
}

.combo-card__result img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.combo-card__label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* --- Category Cards --- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}

.category-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  text-decoration: none;
  color: var(--color-text);
  transition: all var(--transition-base);
  display: block;
}

.category-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
  color: var(--color-text);
}

.category-card__icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.category-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.category-card__desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.category-card__count {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* --- Content Sections (Guides, etc.) --- */
.content-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 0 64px;
}

.content-body h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.content-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 40px;
  margin-bottom: 12px;
}

.content-body h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 8px;
}

.content-body p {
  margin-bottom: 16px;
  color: var(--color-text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
}

.content-body ul, .content-body ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.content-body li {
  margin-bottom: 8px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.content-body strong {
  color: var(--color-text);
  font-weight: 600;
}

.content-body .cta-box {
  background: linear-gradient(135deg, var(--color-primary-bg), #FCE7F3);
  border-radius: var(--radius-xl);
  padding: 32px;
  text-align: center;
  margin: 40px 0;
}

.content-body .cta-box h3 {
  margin-top: 0;
  color: var(--color-text);
}

.content-body .cta-box p {
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

/* --- Combo Display Grid (Category Pages) --- */
.combo-display-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
  margin: 32px 0;
}

.combo-display-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
  transition: all var(--transition-base);
}

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

.combo-display-card__emojis {
  font-size: 1.8rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.combo-display-card__emojis .op {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 700;
}

.combo-display-card__image {
  width: 80px;
  height: 80px;
  margin: 8px auto;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-soft);
}

.combo-display-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.combo-display-card__try {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 40px 0;
  background: var(--color-bg-soft);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

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

.footer-brand {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.footer-brand__logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
  display: block;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: 12px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

/* --- Error Overlay --- */
.error-overlay {
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  padding: 8px;
  text-align: center;
}

.error-overlay.visible {
  display: flex;
}

/* --- Notification Toast --- */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-text);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-xl);
  z-index: 1000;
  transition: transform var(--transition-base);
  pointer-events: none;
}

.toast.visible {
  transform: translateX(-50%) translateY(0);
}

/* --- 404 Page --- */
.error-page {
  text-align: center;
  padding: 80px 20px;
}

.error-page__emoji {
  font-size: 5rem;
  margin-bottom: 16px;
}

.error-page h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.error-page p {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  margin-bottom: 24px;
}

/* --- Responsive Adjustments --- */
@media (max-width: 640px) {
  .combiner__display {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
    padding: 20px 12px;
  }

  .combiner__emoji-btn {
    width: 64px;
    height: 64px;
    font-size: 2rem;
  }

  .combiner__result-img {
    width: 80px;
    height: 80px;
  }

  .combiner__result-img img {
    width: 68px;
    height: 68px;
  }

  .combos-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
  }

  .combo-display-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
  }

  .emoji-picker__grid {
    grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
  }

  .emoji-picker__emoji {
    width: 40px;
    height: 40px;
    font-size: 1.3rem;
  }

  .hero {
    padding: 32px 0 20px;
  }

  .section {
    padding: 32px 0;
  }
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}