* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --surface: #ffffff;
  --ink: #172033;
  --muted: #617087;
  --line: #dfe6f2;
  --primary: #4f46e5;
  --primary-dark: #312e81;
  --accent: #f59e0b;
  --success: #059669;
  --shadow: 0 18px 45px rgba(17, 24, 39, 0.1);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}

a {
  color: inherit;
}

.site-header {
  background: #141827;
  color: #fff;
}

.site-header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand-group,
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand {
  text-decoration: none;
  font-weight: 800;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: #fff;
  color: #141827;
}

.header-lang-switch {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 11px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.86);
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
}

.site-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.site-nav a {
  padding: 8px 10px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  font-size: 14px;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.hero {
  background: linear-gradient(180deg, #141827 0%, #28325d 100%);
  color: #fff;
}

.hero-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 42px 20px 34px;
}

.eyebrow {
  margin: 0 0 10px;
  color: #fbbf24;
  font-size: 14px;
  font-weight: 800;
}

.hero h1 {
  margin: 0;
  max-width: 820px;
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 760px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 17px;
  line-height: 1.85;
}

.tool-wrap {
  max-width: 1180px;
  margin: -18px auto 0;
  padding: 0 20px 48px;
}

.emoji-list-app {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 18px;
  align-items: start;
}

.emoji-panel,
.draft-panel,
.seo-section,
.related-tools,
.hub-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.emoji-panel {
  overflow: hidden;
}

.emoji-toolbar {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  background: #f9fbff;
}

.emoji-list-tabs,
.tone-list,
.quick-filter-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.emoji-list-tabs::-webkit-scrollbar,
.tone-list::-webkit-scrollbar,
.quick-filter-row::-webkit-scrollbar {
  display: none;
}

.emoji-list-tab,
.tone-chip,
.quick-filter {
  flex: 0 0 auto;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.emoji-list-tab.active,
.tone-chip.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 14px;
}

.search-row input,
.draft-panel textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

.search-row input {
  height: 46px;
  padding: 0 14px;
}

.search-row button {
  height: 46px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--muted);
  font-weight: 800;
  cursor: pointer;
}

.quick-filter-row,
.tone-wrap {
  padding: 0 14px 14px;
  border-bottom: 1px solid var(--line);
}

.tone-wrap {
  background: #fff;
}

.tone-label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.result-line {
  padding: 12px 14px 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 10px;
  padding: 14px;
}

.emoji-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}

.emoji-main {
  width: 100%;
  min-height: 92px;
  padding: 12px;
  border: 0;
  background: #fff;
  color: var(--ink);
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  text-align: left;
  cursor: pointer;
}

.emoji-glyph {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #eef2ff;
  font-size: 34px;
  line-height: 1;
}

.emoji-names {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.emoji-names strong {
  font-size: 15px;
  line-height: 1.35;
}

.emoji-names span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.emoji-meta {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  background: #f9fbff;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  overflow-wrap: anywhere;
}

.emoji-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 10px;
}

.emoji-actions button,
.draft-actions button,
.mobile-copy {
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.emoji-actions button:first-child,
.draft-actions button:first-child,
.mobile-copy {
  background: var(--primary);
  color: #fff;
}

.emoji-actions button:last-child,
.draft-actions button:last-child {
  border-color: var(--line);
  background: #fff;
  color: var(--muted);
}

.emoji-empty {
  grid-column: 1 / -1;
  padding: 32px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
}

.draft-panel {
  position: sticky;
  top: 14px;
  padding: 16px;
}

.draft-panel h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.draft-panel textarea {
  min-height: 132px;
  padding: 12px;
  resize: vertical;
  line-height: 1.7;
}

.draft-meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-align: right;
}

.draft-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 10px;
}

.draft-hint {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.recent-list {
  margin-top: 14px;
}

.recent-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.recent-clear {
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

.recent-chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.recent-chip {
  min-width: 36px;
  min-height: 36px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f8fafc;
  font: inherit;
}

.composer-sheet-bar {
  display: none;
}

.seo-section,
.related-tools,
.hub-panel {
  max-width: 1180px;
  margin: 22px auto 0;
  padding: 24px;
  box-shadow: none;
}

.seo-section h2,
.related-tools h2,
.hub-panel h2 {
  margin: 0 0 12px;
  font-size: 1.45rem;
}

.seo-section p,
.seo-section li {
  color: #3f4a5f;
  line-height: 1.85;
}

.hub-grid,
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.hub-card,
.related-card {
  display: block;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fff;
  text-decoration: none;
}

.hub-card strong,
.related-card strong {
  display: block;
  margin-bottom: 6px;
}

.hub-card span,
.related-card span {
  color: var(--muted);
  line-height: 1.6;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  z-index: 30;
  transform: translateX(-50%) translateY(20px);
  padding: 10px 16px;
  border-radius: 999px;
  background: #111827;
  color: #fff;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.site-footer {
  max-width: 1180px;
  margin: 30px auto 0;
  padding: 24px 20px 36px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 860px) {
  body.has-mobile-composer {
    padding-bottom: calc(74px + env(safe-area-inset-bottom));
  }

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

  .site-nav {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 2px;
  }

  .site-nav a {
    flex: 0 0 auto;
  }

  .hero-inner {
    padding: 30px 20px 28px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-copy {
    font-size: 15px;
  }

  .tool-wrap {
    padding: 0 12px 96px;
  }

  .emoji-list-app {
    display: block;
  }

  .emoji-grid {
    grid-template-columns: 1fr;
    gap: 9px;
    padding: 12px;
  }

  .search-row {
    padding: 12px;
  }

  .draft-panel {
    position: fixed;
    left: 10px;
    right: 10px;
    width: auto;
    max-width: none;
    bottom: max(10px, env(safe-area-inset-bottom));
    top: auto;
    z-index: 30;
    max-height: min(56vh, 430px);
    padding: 0;
    overflow: hidden;
    border-radius: 18px;
    border: 1px solid #d6deeb;
    background: #eef2f7;
    box-shadow: 0 -18px 45px rgba(17, 24, 39, 0.18);
    transform: translateY(calc(100% - 64px));
    transition: transform 0.22s ease;
  }

  body.composer-open .draft-panel {
    transform: translateY(0);
  }

  .composer-sheet-bar {
    position: relative;
    display: block;
    overflow: hidden;
    min-height: 64px;
    padding: 8px 98px 8px 14px;
    border-bottom: 1px solid #d6deeb;
    background: rgba(241, 245, 249, 0.97);
    backdrop-filter: blur(14px);
  }

  .composer-sheet-toggle {
    width: 100%;
    min-width: 0;
    min-height: 48px;
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    gap: 8px;
    align-items: center;
    border: 0;
    background: transparent;
    color: var(--ink);
    padding: 0;
    font: inherit;
    font-weight: 800;
    text-align: left;
    cursor: pointer;
  }

  .sheet-icon {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    background: #eef2ff;
    color: var(--primary);
    font-size: 22px;
    line-height: 1;
    font-weight: 900;
  }

  .sheet-title,
  .sheet-count,
  .sheet-action {
    white-space: nowrap;
  }

  .sheet-title {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .sheet-count {
    min-width: 0;
    color: var(--muted);
    font-size: 12px;
  }

  .sheet-count.has-content {
    color: var(--success);
  }

  .sheet-action {
    color: var(--primary);
    font-size: 13px;
  }

  .sheet-copy-btn {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    min-height: 44px;
    width: 78px;
    min-width: 0;
    padding: 0 10px;
    border: 0;
    border-radius: 12px;
    background: var(--primary);
    color: #fff;
    font-weight: 800;
  }

  .sheet-copy-btn:disabled {
    background: #e4e8f2;
    color: #8a94a6;
    opacity: 1;
  }

  .composer-body {
    max-height: calc(min(56vh, 430px) - 64px);
    overflow-y: auto;
    padding: 12px;
    background: #eef2f7;
    -webkit-overflow-scrolling: touch;
  }

  .draft-panel h2 {
    display: none;
  }

  .draft-panel textarea {
    min-height: 116px;
    max-height: 24vh;
    padding: 12px 12px 56px;
    margin: 0;
    padding-bottom: 56px;
    border-color: #d6deeb;
    box-shadow: inset 0 1px 0 rgba(15, 23, 42, 0.03);
    font-size: 16px;
  }

  .draft-editor {
    position: relative;
  }

  .draft-editor .draft-meta {
    position: absolute;
    right: 12px;
    bottom: 50px;
    margin: 0;
    padding: 3px 7px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.86);
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
  }

  .draft-actions {
    position: absolute;
    right: 10px;
    bottom: 10px;
    display: flex;
    justify-content: flex-end;
    gap: 7px;
    margin: 0;
  }

  .draft-actions button {
    min-height: 36px;
    min-width: 68px;
    padding: 0 12px;
    border-radius: 10px;
    font-size: 13px;
  }

  .draft-actions button:last-child {
    min-width: 56px;
    background: rgba(255, 255, 255, 0.92);
  }

  .draft-hint {
    margin: 9px 0 0;
    font-size: 12px;
  }

  .recent-list {
    max-height: 86px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    margin-top: 10px;
  }

  .recent-list-head {
    position: sticky;
    top: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 2px 0 4px;
    background: #eef2f7;
    color: var(--ink);
    font-size: 13px;
    font-weight: 800;
  }

  .recent-clear {
    min-height: 34px;
    padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #fff;
    color: var(--muted);
    font: inherit;
    font-size: 12px;
    font-weight: 800;
  }

  .recent-chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .recent-chip {
    min-width: 36px;
    min-height: 36px;
    max-width: 100%;
    padding: 0 10px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #f8fafc;
    text-overflow: ellipsis;
  }

  .seo-section,
  .related-tools,
  .hub-panel {
    margin: 18px 12px 0;
    padding: 18px;
  }

  .hub-grid,
  .related-grid {
    grid-template-columns: 1fr;
  }
}