/* ==========================================================================
   EmojisMaster - Core Design System & Performance CSS
   Brand: EmojisMaster (https://emojismaster.com)
   ========================================================================== */

:root {
  /* Brand Colors */
  --primary: #f64926;
  --primary-hover: #f85f38;
  --primary-dark: #df3f1f;
  --primary-light: #ff8e73;
  --primary-subtle: rgba(246, 73, 38, 0.08);
  --primary-glow: rgba(246, 73, 38, 0.25);
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --success: #10b981;
  --danger: #ef4444;

  /* Surfaces & Backgrounds (Light default) */
  --bg-primary: #fbfaff;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-input: #f4f2fb;
  --bg-secondary: #f4f2fb;
  --bg-hover: #eeeaf8;
  --border-color: #e6e2f4;
  --border-subtle: #f0ecf9;
  --text-primary: #19152b;
  --text-secondary: #484163;
  --text-muted: #6b6487;
  --text-inverse: #ffffff;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(31, 23, 61, 0.04), 0 1px 2px rgba(31, 23, 61, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(31, 23, 61, 0.08), 0 2px 4px -2px rgba(31, 23, 61, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(31, 23, 61, 0.1), 0 4px 6px -4px rgba(31, 23, 61, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(31, 23, 61, 0.12), 0 8px 10px -6px rgba(31, 23, 61, 0.04);
  --shadow-glow: 0 0 25px rgba(124, 59, 237, 0.22);

  /* Dimensions & Radius */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --header-height: 64px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);

  /* Typography */
  --font-main: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-emoji: 'Noto Color Emoji', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', sans-serif;
}

[data-theme="dark"] {
  --bg-primary: #0d0b14;
  --bg-surface: #151221;
  --bg-card: #1a1728;
  --bg-input: #1f1b32;
  --bg-secondary: #211c36;
  --bg-hover: #292442;
  --border-color: #2b2544;
  --border-subtle: #201a35;
  --text-primary: #f5f3ff;
  --text-secondary: #c4bcdc;
  --text-muted: #8b83a8;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
  --primary-subtle: rgba(124, 59, 237, 0.2);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.6;
  padding-top: var(--header-height);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color var(--transition), color var(--transition);
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Nav */
header {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: background var(--transition), border-color var(--transition);
}

[data-theme="dark"] header {
  background: rgba(21, 18, 33, 0.88);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon-wrap {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
  flex-shrink: 0;
}

.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(124, 58, 237, 0.35));
  display: block;
}

.logo:hover .logo-icon-wrap {
  transform: rotate(-8deg) scale(1.12);
}

.logo-text, .logo h1 {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  line-height: 1;
  display: inline-block;
  margin: 0;
}

.logo-text span, .logo h1 span {
  background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav ul {
  display: flex;
  gap: 20px;
  list-style: none;
  align-items: center;
}

nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

nav a:hover {
  color: var(--primary);
  background: var(--primary-subtle);
}

nav a.active {
  color: var(--primary);
  background: var(--primary-subtle);
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
  transform: scale(1.05);
}

.mobile-menu-btn {
  display: none;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 20px;
  z-index: 999;
  box-shadow: var(--shadow-lg);
}

.mobile-menu.open {
  display: block;
}

.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-menu a {
  display: block;
  padding: 10px 14px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-sm);
}

.mobile-menu a.active,
.mobile-menu a:hover {
  background: var(--primary-subtle);
  color: var(--primary);
}

/* Hero Section */
.hero {
  position: relative;
  padding: 38px 0 24px;
  text-align: center;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-ambient-glow {
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 360px;
  background: radial-gradient(ellipse at center, rgba(124, 59, 237, 0.16), transparent 70%);
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}

.hero-container {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-sparkle-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  transition: transform var(--transition);
}

.hero-sparkle-wrap:hover {
  transform: scale(1.1) rotate(6deg);
}

.hero-title {
  font-size: clamp(2rem, 3.6vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 12px 0;
  color: var(--text-primary);
}

.hero-title span {
  background: linear-gradient(135deg, var(--primary) 0%, #ec4899 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 20px;
  line-height: 1.6;
}

.hero-stats-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ede9fe;
  color: #6d28d9;
  padding: 7px 20px;
  border-radius: var(--radius-full);
  font-size: 13.5px;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(109, 40, 217, 0.08);
  user-select: none;
  border: 1px solid rgba(109, 40, 217, 0.15);
}

[data-theme="dark"] .hero-stats-pill {
  background: rgba(124, 59, 237, 0.22);
  color: #c4b5fd;
  border-color: rgba(124, 59, 237, 0.35);
}

/* Tool & Main App Section */
.tool-section {
  padding: 16px 0 60px;
}

.tool-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

/* Main Tab Navigation Buttons */
.main-tabs-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(124, 59, 237, 0.25) transparent;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 16px;
  border: 1px solid var(--border-subtle);
}

.main-tabs-wrapper::-webkit-scrollbar {
  height: 4px;
}

.main-tabs-wrapper::-webkit-scrollbar-thumb {
  background: rgba(124, 59, 237, 0.25);
  border-radius: 4px;
}

.main-tab-btn {
  flex: 1 1 0;
  min-width: max-content;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 14px;
  min-height: 40px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 13.5px;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.main-tab-btn:hover {
  color: var(--primary);
  background: rgba(124, 59, 237, 0.05);
}

.main-tab-btn.active {
  background: var(--bg-surface);
  color: var(--primary);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(124, 59, 237, 0.12);
}

/* Search and Controls */
.tool-controls {
  display: flex;
  gap: 12px;
  margin: 16px 0;
  flex-wrap: wrap;
  align-items: center;
}

.search-container {
  flex: 1;
  min-width: 260px;
  position: relative;
}

.search-icon-inside {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

#emoji-search {
  width: 100%;
  height: 46px;
  padding: 0 42px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14.5px;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

#emoji-search:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.clear-search-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: none;
  padding: 4px;
  font-size: 14px;
}

.clear-search-btn:hover {
  color: var(--danger);
}

/* Skin Tone Selector */
.skin-tone-selector {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 4px 12px;
  height: 46px;
}

.skin-tone-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.skin-tone-options {
  display: flex;
  gap: 6px;
}

.skin-tone {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.skin-tone:hover {
  transform: scale(1.2);
}

.skin-tone.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--bg-surface);
  transform: scale(1.15);
}

.skin-tone.default {
  background: #ffdc5d;
}

.skin-tone.light {
  background: #fadcbc;
}

.skin-tone.medium-light {
  background: #e0bb95;
}

.skin-tone.medium {
  background: #bf8f68;
}

.skin-tone.medium-dark {
  background: #9b643d;
}

.skin-tone.dark {
  background: #594539;
}

/* Category Navigation Pills (matching user's screenshot layout) */
.category-container {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  padding: 6px 2px 14px;
  margin-bottom: 12px;
  scrollbar-width: thin;
  scrollbar-color: rgba(124, 59, 237, 0.25) transparent;
}

.category-container::-webkit-scrollbar {
  height: 4px;
}

.category-container::-webkit-scrollbar-thumb {
  background: rgba(124, 59, 237, 0.25);
  border-radius: 4px;
}

/* Category Pill Styling - Exact match to user screenshot */
.category-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 13px;
  background: var(--bg-surface);
  border: 1px solid #111111;
  border-radius: var(--radius-full);
  color: #111111;
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  transition: all var(--transition-fast);
}

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

.category-btn:hover {
  background: #f3f0fb;
  border-color: var(--primary);
  color: var(--primary);
}

.category-btn.active {
  background: #000000;
  color: #ffffff;
  border-color: #000000;
  font-weight: 600;
}

[data-theme="dark"] .category-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.category-btn .pill-symbol {
  font-family: var(--font-emoji);
  font-size: 13px;
}

/* Toolbar Meta Header */
.toolbar-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}

.tip-label {
  display: flex;
  align-items: center;
  gap: 6px;
}

.tip-label i {
  color: var(--primary);
}

.result-count-badge {
  background: var(--primary-subtle);
  color: var(--primary);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 12px;
}

/* Emoji / Symbol / Kaomoji Grids */
.emoji-grid-container {
  min-height: 420px;
  position: relative;
}

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(82px, 1fr));
  gap: 8px;
}

.emoji-grid.symbols-grid {
  grid-template-columns: repeat(auto-fill, minmax(82px, 1fr));
  gap: 8px;
}

.emoji-grid.kaomoji-grid {
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 10px;
}

.emoji-grid.combinations-grid {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

/* Skeleton Loading Shimmer Effect */
@keyframes skeletonPulse {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  min-height: 94px;
  padding: 14px 8px 10px;
  position: relative;
  overflow: hidden;
  pointer-events: none;
}

.skeleton-char {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, var(--bg-input) 25%, var(--border-subtle) 50%, var(--bg-input) 75%);
  background-size: 200% 100%;
  animation: skeletonPulse 1.4s ease-in-out infinite;
}

.skeleton-name {
  width: 68%;
  height: 10px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--bg-input) 25%, var(--border-subtle) 50%, var(--bg-input) 75%);
  background-size: 200% 100%;
  animation: skeletonPulse 1.4s ease-in-out infinite;
  margin-top: auto;
}

.kaomoji-grid .skeleton-item {
  min-height: 90px;
}
.kaomoji-grid .skeleton-char {
  width: 78%;
  height: 30px;
}

.combinations-grid .skeleton-item {
  min-height: 110px;
}
.combinations-grid .skeleton-char {
  width: 60%;
  height: 34px;
}

/* Individual Item Cards */
.emoji-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  position: relative;
  user-select: none;
  min-height: 94px;
  padding: 12px 6px 8px;
  content-visibility: auto;
  contain-intrinsic-size: auto 94px;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.emoji-item:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(124, 59, 237, 0.12);
}

.emoji-item:active {
  transform: scale(0.96);
}

.emoji-char {
  font-family: var(--font-emoji);
  font-variant-emoji: emoji;
  font-size: 30px;
  line-height: 1.1;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.emoji-name {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-sizing: border-box;
  padding: 0 4px;
  line-height: 1.3;
  margin-top: auto;
  pointer-events: none;
}

.emoji-favorite {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--border-color);
  font-size: 11px;
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  z-index: 2;
}

.emoji-favorite:hover {
  color: #ef4444;
  transform: scale(1.15);
}

.emoji-favorite.active {
  color: #ef4444;
}

/* Symbol Items */
.symbol-item {
  min-height: 88px;
  padding: 10px 4px 8px;
}

.symbol-item .emoji-char {
  font-size: 26px;
}

.symbol-item .emoji-name {
  font-size: 10.5px;
}

/* Kaomoji Items */
.kaomoji-item {
  min-height: 78px;
  padding: 12px 10px;
}

.kaomoji-item .emoji-char {
  font-size: 17px;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.kaomoji-item .emoji-name {
  font-size: 11px;
  color: var(--text-muted);
}

/* Combinations Items */
.combination-item {
  min-height: 96px;
  padding: 14px 16px;
  align-items: flex-start;
  text-align: left;
}

.combination-item .emoji-char {
  font-size: 22px;
  margin-bottom: 6px;
}

.combination-item .emoji-name {
  text-align: left;
  font-size: 13.5px;
  font-weight: 650;
  color: var(--text-primary);
}

.combination-item .emoji-desc {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 3px;
  line-height: 1.35;
  text-align: left;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  pointer-events: none;
}

/* Copied Feedback Badge on Card */
.emoji-item.copied::after {
  content: "Copied!";
  position: absolute;
  inset: 0;
  background: rgba(124, 59, 237, 0.92);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  animation: fadeInOut 0.8s ease forwards;
  z-index: 10;
}

@keyframes fadeInOut {
  0% {
    opacity: 0;
    transform: scale(0.9);
  }

  20% {
    opacity: 1;
    transform: scale(1);
  }

  80% {
    opacity: 1;
    transform: scale(1);
  }

  100% {
    opacity: 0;
    transform: scale(1.05);
  }
}

/* Copy Combo Bar (Sticky Multi-Clipboard Drawer) */
.combo-bar-drawer {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15), 0 0 20px var(--primary-glow);
  border-radius: var(--radius-lg);
  padding: 12px 18px;
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 90%;
  width: 620px;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.combo-bar-drawer.visible {
  transform: translateX(-50%) translateY(0);
}

.combo-bar-display {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-family: var(--font-emoji);
  font-size: 20px;
  height: 42px;
  overflow-x: auto;
  white-space: nowrap;
  display: flex;
  align-items: center;
}

.combo-bar-actions {
  display: flex;
  gap: 8px;
}

.combo-btn {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

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

.combo-btn-copy:hover {
  background: var(--primary-hover);
  transform: scale(1.03);
}

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

.combo-btn-clear:hover {
  color: var(--danger);
  border-color: var(--danger);
}

/* Toast Notification */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: #1f1a30;
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
  font-size: 13.5px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: toastSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .toast {
  background: #252038;
}

.toast-char {
  font-family: var(--font-emoji);
  font-size: 22px;
}

@keyframes toastSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.9);
  }

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

/* SEO Content Section */
.seo-section {
  padding: 60px 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
}

.seo-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.seo-card h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.seo-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 20px 0 10px;
  color: var(--text-primary);
}

.seo-card p,
.seo-card li {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}

.seo-card ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

/* FAQ Accordion */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 20px;
}

.faq-item {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 20px;
}

.faq-question {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.faq-answer {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Keyword Cloud Box for SEO */
.keywords-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.keyword-tag {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.keyword-tag:hover {
  background: var(--primary-subtle);
  color: var(--primary);
  border-color: var(--primary);
}

/* Footer */
footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 50px 0 30px;
  font-size: 14px;
  color: var(--text-secondary);
}

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

.footer-brand p {
  margin: 14px 0;
  color: var(--text-muted);
  font-size: 13.5px;
  max-width: 320px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 13.5px;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  font-size: 13px;
  color: var(--text-muted);
}

/* Back to Top Button */
.scroll-top {
  position: fixed;
  bottom: 24px;
  left: 24px;
  width: 42px;
  height: 42px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 800;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-3px);
}

/* Responsive Media Queries */
@media (max-width: 960px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

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

@media (max-width: 768px) {
  nav ul {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero {
    padding: 28px 0 20px;
  }

  .tool-container {
    padding: 16px;
  }

  .emoji-grid {
    grid-template-columns: repeat(auto-fill, minmax(68px, 1fr));
    gap: 6px;
  }

  .emoji-item {
    min-height: 84px;
    padding: 8px 4px 6px;
  }

  .emoji-char {
    font-size: 26px;
  }

  .emoji-name {
    font-size: 10px;
  }

  .combo-bar-drawer {
    width: 94%;
    padding: 10px 14px;
    bottom: 12px;
  }
}

@media (max-width: 480px) {
  .emoji-grid {
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    gap: 5px;
  }

  .category-btn {
    padding: 4px 10px;
    font-size: 11.5px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}