@font-face {
  font-family: "GenSenMaruGothicTW";
  src: url("/fonts/GenSenMaruGothicTW-Bold.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}

:root {
  --accent2: #333333;
  --accent2-tint: var(--accent2);
  --accent2-text: #FFFFFF;

  --page-bg2: #FAFAFA;
  --card: #FFFFFF;

  --ink: #2C2A29;
  --ink-title: #5C534C;
  --ink-soft: #A09C98;

  --radius2: 32px;
  --shadow2: 0px 8px 24px rgba(0, 0, 0, 0.04);
  --hairline: #F0EBE8;

  --font-main: "GenSenMaruGothicTW", -apple-system, BlinkMacSystemFont,
               "PingFang TC", "Noto Sans TC", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--page-bg2);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Segoe UI", sans-serif;
  line-height: 1.5;
}

.brand-font { font-family: var(--font-main); font-weight: 700; }

.nav-header {
  padding: 18px 20px 14px;
  display: grid;
  grid-template-columns: 32px 1fr 32px;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--hairline);
  background: var(--card);
  position: sticky;
  top: 0;
  z-index: 10;
}
.nav-header > div:nth-child(2) { text-align: center; min-width: 0; }
.nav-title { font-size: 19px; color: var(--ink-title); }

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px 16px 40px;
}

.search-wrap {
  position: relative;
  margin-bottom: 14px;
}
.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-soft);
  font-size: 13px;
}
.search-input {
  width: 100%;
  font-size: 14px;
  padding: 12px 14px 12px 38px;
  border-radius: 24px;
  border: 1px solid var(--hairline);
  background: #F2F2F7;
  color: var(--ink);
}
.search-input:focus {
  outline: none;
  border-color: var(--accent2);
}

.tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 14px;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  flex: none;
  background: var(--card);
  box-shadow: var(--shadow2);
  color: var(--ink-soft);
  border-radius: 999px;
  font-weight: 600;
  font-size: 13px;
  padding: 8px 16px;
  cursor: pointer;
  white-space: nowrap;
}
.tab.on {
  background: var(--accent2);
  color: var(--accent2-text);
}

.content-card {
  background: var(--card);
  border-radius: var(--radius2);
  box-shadow: var(--shadow2);
  border: none;
  padding: 20px;
  margin-bottom: 16px;
}
.content-card:empty { display: none; }

.grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5px;
}

.group-divider {
  grid-column: 1 / -1;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-soft);
  padding: 14px 2px 6px;
  border-top: 1px solid var(--hairline);
  margin-top: 6px;
}
.group-divider:first-child {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.emoji-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
  border-radius: 8px;
  cursor: pointer;
  transition: background .12s, transform .12s;
}
.emoji-tile:hover {
  background: var(--page-bg2);
}
.emoji-tile:active,
.emoji-tile.copied {
  background: var(--accent2-tint);
  transform: scale(0.9);
}
.emoji-tile .emoji-char {
  font-size: 22px;
  line-height: 1;
  pointer-events: none;
}

.icon-svg {
  width: 22px;
  height: 22px;
  color: var(--ink);
  pointer-events: none;
}
.icon-svg svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: currentColor;
}

.empty-state {
  display: none;
  text-align: center;
  font-size: 12px;
  color: var(--ink-soft);
  padding: 16px 0;
}
.empty-state.show { display: block; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: #fff;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s, transform .18s;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 20;
}
.toast .emoji-char { font-size: 18px; }
.toast .icon-svg { width: 18px; height: 18px; color: #fff; }
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}