/* =========================================================
   云端小游戏聚合平台 · 前端样式（新粗野主义 × 街机）
   配套 tokens.css v2.0（body[data-ui="front"] 令牌）
   铁律：全站禁 emoji；只用硬偏移阴影（无模糊）；厚描边 + 撞色。
   ========================================================= */

/* ---------- 容器 ---------- */
.container {
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}
.app-shell {
  min-height: 60vh;
  padding-bottom: 56px;
}
.section {
  margin-top: var(--section-gap);
}

/* ---------- 顶栏（粗野导航） ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--nb-paper);
  border-bottom: var(--nb-line) solid var(--nb-ink);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--nb-ink);
  text-decoration: none;
  white-space: nowrap;
}
.brand svg {
  color: var(--nb-white);
  background: var(--nb-blue);
  border: 2px solid var(--nb-ink);
  border-radius: 8px;
  padding: 4px;
  box-sizing: content-box;
}
.topbar__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--nb-white);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
  box-shadow: 3px 3px 0 0 var(--nb-ink);
}
.topbar__toggle:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 0 var(--nb-ink); }
.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  color: var(--nb-ink);
  text-decoration: none;
  font-weight: 700;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.nav__link:hover { background: var(--nb-yellow); border-color: var(--nb-ink); }
.nav__link:active { transform: translate(1px, 1px); }
.nav__right { display: inline-flex; align-items: center; gap: 6px; margin-left: 8px; }
.member-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  font-size: var(--fs-tiny);
  font-weight: 800;
  color: var(--nb-green-ink);
  background: var(--nb-green);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
  box-shadow: 2px 2px 0 0 var(--nb-ink);
  white-space: nowrap;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: var(--fs-body);
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--nb-ink);
  background: var(--nb-white);
  border: var(--nb-line) solid var(--nb-ink);
  border-radius: var(--radius-sm);
  box-shadow: var(--nb-shadow);
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 0 var(--nb-ink); }
.btn:active { transform: translate(2px, 2px); box-shadow: 2px 2px 0 0 var(--nb-ink); }
.btn:disabled, .btn[aria-busy="true"] {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: 2px 2px 0 0 var(--nb-ink);
}
.btn svg { flex: 0 0 auto; }
.btn--primary {
  color: var(--nb-blue-ink);
  background: var(--nb-blue);
}
.btn--ghost { background: var(--nb-white); color: var(--nb-ink); }
.btn--block { display: flex; width: 100%; }
.btn--sm { padding: 7px 12px; font-size: var(--fs-body-s); border-width: 2px; }

/* ---------- 表单 ---------- */
.form { display: flex; flex-direction: column; gap: 16px; }
.form__row.field { display: flex; flex-direction: column; gap: 8px; }
.form__label { font-size: var(--fs-body-s); font-weight: 800; color: var(--nb-ink); }
.input {
  width: 100%;
  padding: 11px 14px;
  font-size: var(--fs-body);
  color: var(--nb-ink);
  background: var(--nb-white);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
  transition: border-color var(--dur-fast) var(--ease-out);
}
.input:focus { outline: none; border-color: var(--nb-blue); box-shadow: 0 0 0 3px var(--info-bg); }
textarea.input { resize: vertical; min-height: 72px; }
.field.has-error .input { border-color: var(--nb-red); }
.field__error, .field-error {
  font-size: var(--fs-caption);
  color: var(--danger-ink);
  display: none;
}
.field__error.is-show, .field-error.is-show { display: block; }
.form-alert {
  display: none;
  padding: 10px 14px;
  font-size: var(--fs-body-s);
  font-weight: 700;
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
}
.form-alert.is-show { display: block; }
.form-alert--error { color: var(--danger-ink); background: var(--danger-bg); border-color: var(--nb-red); }
.form-alert--ok { color: var(--success-ink); background: var(--success-bg); border-color: var(--nb-green); }

/* ---------- 通用粗野卡片（glass-card 兼容旧骨架） ---------- */
.glass-card {
  background: var(--nb-white);
  border: var(--nb-line) solid var(--nb-ink);
  border-radius: var(--radius);
  box-shadow: var(--nb-shadow);
}

/* ---------- 区块标题 ---------- */
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  border-bottom: 3px solid var(--nb-ink);
  padding-bottom: 12px;
}
.section-head__title {
  font-size: var(--fs-h2);
  font-weight: var(--fw-h2);
  color: var(--nb-ink);
  letter-spacing: var(--ls-h2);
}
.section-head__title::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 10px;
  background: var(--nb-blue);
  border: 2px solid var(--nb-ink);
  vertical-align: baseline;
}
.section-head__more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-body-s);
  font-weight: 800;
  color: var(--nb-ink);
  text-decoration: none;
  border-bottom: 2px solid var(--nb-yellow);
}
.section-head__more:hover { background: var(--nb-yellow); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  margin-top: var(--space-24);
  background: var(--nb-yellow);
  border: var(--nb-line) solid var(--nb-ink);
  border-radius: var(--radius);
  box-shadow: var(--nb-shadow-lg);
  padding: 40px 32px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  right: -24px;
  bottom: -24px;
  width: 180px;
  height: 180px;
  background: var(--nb-pink);
  border: var(--nb-line) solid var(--nb-ink);
  border-radius: 24px;
  transform: rotate(-6deg);
  opacity: 0.9;
}
.hero__inner { position: relative; z-index: 1; max-width: 640px; }
.hero-title {
  font-size: clamp(30px, 5vw, var(--fs-display));
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--nb-ink);
  margin: 0 0 14px;
}
.hero-sub {
  font-size: var(--fs-body);
  font-weight: 600;
  color: var(--nb-ink);
  max-width: 46ch;
  margin: 0 0 26px;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- 分类网格 ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.cat-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: var(--nb-white);
  border: var(--nb-line) solid var(--nb-ink);
  border-radius: var(--radius);
  box-shadow: var(--nb-shadow);
  text-decoration: none;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.cat-card:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 0 var(--nb-ink); }
.cat-card:active { transform: translate(2px, 2px); }
.cat-card__icon {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  color: var(--nb-ink);
  background: var(--nb-yellow);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
}
.cat-card__name { font-size: var(--fs-body); font-weight: 900; color: var(--nb-ink); }
.cat-card__tagline { font-size: var(--fs-caption); font-weight: 600; color: var(--nb-muted); }
.cat-card__name, .cat-card__tagline { display: block; line-height: 1.35; }

/* ---------- 游戏网格 / 游戏卡 ---------- */
.game-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.game-card {
  display: flex;
  flex-direction: column;
  background: var(--nb-white);
  border: var(--nb-line) solid var(--nb-ink);
  border-radius: var(--radius);
  box-shadow: var(--nb-shadow);
  text-decoration: none;
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.game-card:hover { transform: translate(-2px, -2px) rotate(0.5deg); box-shadow: 6px 6px 0 0 var(--nb-ink); }
.game-card:active { transform: translate(2px, 2px); box-shadow: 2px 2px 0 0 var(--nb-ink); }
.game-card__thumb {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 104px;
  font-size: 38px;
  font-weight: 900;
  color: #fff;
  border-bottom: var(--nb-line) solid var(--nb-ink);
  text-shadow: 2px 2px 0 rgba(26,26,26,0.55);
}
/* 标题 / 副信息统一高度并截断，保证双列网格不错位 */
.game-card__title {
  padding: 10px 12px 0;
  font-size: var(--fs-body);
  font-weight: 900;
  color: var(--nb-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.game-card__meta {
  padding: 2px 12px 0;
  font-size: var(--fs-caption);
  font-weight: 600;
  color: var(--nb-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.game-card__play {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: 10px 12px 12px;
  padding: 8px;
  font-size: var(--fs-body-s);
  font-weight: 800;
  color: var(--nb-blue-ink);
  background: var(--nb-blue);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
}
.game-card__play svg { transition: transform var(--dur-fast) var(--ease-out); }
.game-card:hover .game-card__play svg { transform: translateX(2px); }

/* ---------- 筛选 / 搜索 ---------- */
.filters { display: flex; flex-direction: column; gap: 14px; margin-bottom: 24px; }
.filters__chips { display: flex; flex-wrap: wrap; gap: 10px; min-height: 42px; }
/* 顶部独立搜索条：放大镜 + 圆角胶囊 + 主色按钮 */
.search-bar {
  display: flex;
  align-items: center;
  max-width: 620px;
  gap: 4px;
  padding: 6px 6px 6px 16px;
  background: var(--nb-white);
  border: 2px solid var(--nb-ink);
  border-radius: 999px;
  transition: box-shadow var(--dur-fast) var(--ease-out);
}
.search-bar:focus-within { box-shadow: 4px 4px 0 0 var(--nb-blue); }
.search-bar__icon { display: inline-flex; color: var(--nb-ink); flex: 0 0 auto; }
.search-bar__input {
  flex: 1 1 auto;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  padding: 8px 6px;
  font-size: var(--fs-body);
  color: var(--nb-ink);
}
.search-bar__input::placeholder { color: var(--nb-ink); opacity: .55; }
.search-bar__btn { flex: 0 0 auto; border-radius: 999px; }
.game-grid { transition: opacity var(--dur-base) var(--ease-out); }
.game-grid.is-loading { pointer-events: none; }
.filter-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  font-size: var(--fs-body-s);
  font-weight: 700;
  color: var(--nb-ink);
  background: var(--nb-white);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.filter-chip:hover { background: var(--nb-yellow); }
.filter-chip--active { color: var(--nb-blue-ink); background: var(--nb-blue); }

/* 首页分类 Tab：紧凑胶囊 pills（参考图风格，占位小、可换行） */
.cat-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.cat-tab {
  display: inline-flex;
  align-items: center;
  padding: 5px 13px;
  font-size: var(--fs-body-s);
  font-weight: 700;
  color: var(--nb-ink);
  background: var(--nb-white);
  border: 2px solid var(--nb-ink);
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.cat-tab:hover { background: var(--nb-yellow); }
.cat-tab--active { color: #fff; background: var(--nb-blue); }

/* 手机端：分类胶囊更紧凑、可多行换行 */
@media (max-width: 480px) {
  .cat-tabs { gap: 6px; }
  .cat-tab { padding: 4px 10px; font-size: 12px; }
}

/* ---------- 分页 ---------- */
.pager { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 28px; }
.pager__item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  justify-content: center;
  font-size: var(--fs-body-s);
  font-weight: 800;
  color: var(--nb-ink);
  background: var(--nb-white);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
  text-decoration: none;
  box-shadow: 2px 2px 0 0 var(--nb-ink);
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.pager__item:hover { background: var(--nb-yellow); }
.pager__item:active { transform: translate(2px, 2px); box-shadow: none; }
.pager__item--active { color: var(--nb-blue-ink); background: var(--nb-blue); }

/* ---------- 标签 / 徽章 ---------- */
.tag-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 16px; }
.tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  font-size: var(--fs-caption);
  font-weight: 800;
  color: var(--nb-ink);
  background: var(--nb-white);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
}
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: var(--fs-tiny);
  font-weight: 800;
  color: var(--nb-ink);
  background: var(--nb-white);
  border: 2px solid var(--nb-ink);
  border-radius: var(--radius-sm);
}
.badge--vip { color: var(--nb-yellow-ink); background: var(--nb-yellow); }
.badge--hot { color: var(--nb-pink-ink); background: var(--nb-pink); }
.badge--ok { color: var(--nb-green-ink); background: var(--nb-green); }

/* ---------- 游戏详情 ---------- */
.game-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--nb-white);
  border: var(--nb-line) solid var(--nb-ink);
  border-radius: var(--radius);
  box-shadow: var(--nb-shadow);
  overflow: hidden;
  margin-top: var(--space-24);
}
.game-hero__cover {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  font-size: 72px;
  font-weight: 900;
  color: #fff;
  border-bottom: var(--nb-line) solid var(--nb-ink);
  text-shadow: 3px 3px 0 rgba(26,26,26,0.55);
}
.game-hero__main { padding: 24px; }
.game-hero__title { font-size: var(--fs-h1); font-weight: var(--fw-h1); color: var(--nb-ink); margin: 0 0 16px; }
.game-desc {
  padding: 18px 20px;
  margin-bottom: 20px;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
}
.game-desc p { margin: 0; }
.play-cta { font-size: 18px; padding: 14px 30px; }
.play-cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }

/* FAQ */
.faq { padding: 24px; }
.faq .section-head__title { margin-bottom: 18px; }
.faq__item { border-bottom: 2px solid var(--nb-ink); padding: 16px 0; }
.faq__item:last-child { border-bottom: none; }
.faq__q { font-size: var(--fs-body); font-weight: 900; color: var(--nb-ink); margin: 0 0 8px; }
.faq__q::before { content: "Q."; color: var(--nb-blue); margin-right: 6px; }
.faq__a { font-size: var(--fs-body-s); line-height: var(--lh-body); color: var(--nb-ink); margin: 0; }

/* ---------- 试玩页 ---------- */
.play-page { background: var(--nb-ink); }
.play__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  font-size: var(--fs-caption);
  font-weight: 700;
  color: var(--nb-ink);
  background: var(--nb-yellow);
  border-bottom: var(--nb-line) solid var(--nb-ink);
}
.play__bar.is-hidden { display: none; }
.play__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  color: var(--nb-ink);
  text-decoration: none;
  border-bottom: 2px solid var(--nb-ink);
}
.play__back:hover { background: var(--nb-white); }
.play-frame {
  position: relative;
  width: 100%;
  height: calc(100vh - 120px);
  background: var(--nb-ink);
}
.play-frame--portrait {
  max-width: 480px;
  margin: 0 auto;
  height: calc(100vh - 120px);
}
.play-frame iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}
/* 试玩页沉浸式全屏：隐藏站点导航/页脚，游戏铺满视口 */
body.play-page .topbar { display: none; }
body.play-page .site-footer { display: none; }
body.play-page .app-shell.container { max-width: none; padding: 0; }
body.play-page #playWrap.section { margin-top: 0; }
body.play-page .play-frame { height: 100dvh; }
body.play-page .play-frame--portrait { height: 100dvh; max-width: 480px; }
/* 顶栏分组与全屏按钮 */
.play__tools { display: inline-flex; align-items: center; gap: 10px; }
.play__fs {
  display: inline-flex; align-items: center; gap: 6px;
  font: inherit; font-weight: 800; cursor: pointer;
  color: var(--nb-ink); background: var(--nb-white);
  border: 2px solid var(--nb-ink); padding: 4px 10px;
}
.play__fs:hover { background: var(--nb-pink); }
.play__fs:active { transform: translate(1px, 1px); }
/* 全屏时"退出全屏"浮动控制条 */
.play__fsui {
  position: fixed; right: 16px; bottom: 16px; z-index: 60;
  display: flex; align-items: center; gap: 10px;
  background: var(--nb-ink); color: var(--nb-white);
  border: 2px solid var(--nb-yellow); padding: 8px 12px;
  font-size: var(--fs-caption); font-weight: 700;
}
.play__fsui[hidden] { display: none; }
.play__fsui a, .play__fsui button {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--nb-white); background: transparent;
  border: 0; cursor: pointer; font: inherit; font-weight: 800;
  padding: 2px 4px; text-decoration: none;
}
.play__fsui a:hover, .play__fsui button:hover { color: var(--nb-yellow); }
.play__loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--nb-ink);
  transition: opacity var(--dur-base) var(--ease-out);
}
.play__loading .load-block {
  width: 18px;
  height: 18px;
  background: var(--nb-yellow);
  border: 2px solid var(--nb-ink);
  animation: block-jump 0.9s var(--ease-out) infinite;
}
.play__loading .load-block:nth-child(2) { animation-delay: 0.15s; background: var(--nb-pink); }
.play__loading .load-block:nth-child(3) { animation-delay: 0.3s; background: var(--nb-blue); }
.play__loading.is-done { opacity: 0; pointer-events: none; }
@keyframes block-jump {
  0%, 100% { transform: translateY(0); }
  40% { transform: translateY(-16px); }
}
.play__error { display: none; padding: 40px; text-align: center; }
.play__error.is-open { display: block; }

/* ---------- 登录 / 注册 ---------- */
.auth-wrap { display: flex; justify-content: center; padding: 24px 0; }
.auth-card {
  width: 100%;
  max-width: 420px;
  padding: 28px;
}
.auth-card__title { font-size: var(--fs-h1); font-weight: var(--fw-h1); color: var(--nb-ink); margin: 0 0 20px; }
.auth-card__foot { margin-top: 18px; font-size: var(--fs-body-s); font-weight: 600; color: var(--nb-ink); }
.auth-card__foot a { text-decoration: underline; font-weight: 800; }

/* ---------- 会员中心 ---------- */
.user-card { padding: 24px; margin-bottom: 20px; }
.user-card__head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.user-card__name { font-size: var(--fs-h1); font-weight: var(--fw-h1); color: var(--nb-ink); margin: 0; }
.user-card__status { font-size: var(--fs-body); font-weight: 700; color: var(--nb-ink); }
.user-card__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.redeem-form { margin-top: 16px; }

/* 表格 */
.record-table, .table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-body-s);
}
.record-table th, .record-table td,
.table th, .table td {
  text-align: left;
  padding: 10px 12px;
  border: 2px solid var(--nb-ink);
}
.record-table thead th, .table thead th {
  font-weight: 900;
  color: var(--nb-ink);
  background: var(--nb-yellow);
}
.record-table tbody tr:nth-child(even), .table tbody tr:nth-child(even) { background: #F7F3E6; }

/* ---------- 通用文本 ---------- */
.text-muted { color: var(--nb-muted); font-weight: 600; }
a { color: var(--nb-blue); }

/* ---------- 页脚 ---------- */
.site-footer {
  margin-top: 56px;
  background: var(--nb-ink);
  color: #EDE9DC;
  border-top: var(--nb-line) solid var(--nb-ink);
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 24px;
  padding-bottom: 24px;
}
.site-footer__copy { font-size: var(--fs-caption); font-weight: 600; }
.site-footer__links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.site-footer__links a { color: #EDE9DC; text-decoration: none; font-size: var(--fs-caption); font-weight: 700; }
.site-footer__links a:hover { color: var(--nb-yellow); }

/* ---------- Toast ---------- */
.toast-wrap {
  position: fixed;
  top: 72px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(420px, calc(100vw - 32px));
}
.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  font-size: var(--fs-body-s);
  font-weight: 700;
  color: var(--nb-ink);
  background: var(--nb-white);
  border: var(--nb-line) solid var(--nb-ink);
  border-radius: var(--radius-sm);
  box-shadow: var(--nb-shadow);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.toast.is-out { opacity: 0; transform: translateY(-8px); }
.toast__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 13px;
  font-weight: 900;
  color: var(--nb-yellow-ink);
  background: var(--nb-yellow);
  border: 2px solid var(--nb-ink);
  border-radius: 6px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 480px) {
  .game-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
  .topbar__toggle { display: none; }
  .game-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .game-card__thumb { height: 150px; }
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .game-hero { grid-template-columns: 5fr 6fr; }
  .game-hero__cover { border-right: var(--nb-line) solid var(--nb-ink); border-bottom: none; min-height: 300px; }
  .game-hero__main { padding: 32px; }
  /* PC 端：分类 tab 占左，搜索条紧跟右侧同一行 */
  .filters { flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: flex-start; gap: 14px; }
  .filters__chips { flex: 1 1 auto; min-width: 0; min-height: 0; }
  .search-bar {
    flex: 0 0 auto;
    max-width: 380px;
    margin: 0;
    padding: 6px 6px 6px 16px;
    gap: 4px;
    box-shadow: none;
  }
  .search-bar__input { padding: 9px 6px; font-size: var(--fs-body-s); }
  .search-bar__btn { padding: 9px 18px; font-size: var(--fs-body-s); }
}
@media (min-width: 1024px) {
  .game-grid { grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .game-card__thumb { height: 160px; }
  .cat-grid { grid-template-columns: repeat(5, 1fr); }
}

/* 移动端导航折叠 */
@media (max-width: 767px) {
  .topbar__toggle { display: inline-flex; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: var(--nb-paper);
    border-bottom: var(--nb-line) solid var(--nb-ink);
    padding: 10px var(--pad) 14px;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav__link { padding: 12px; border: 2px solid var(--nb-ink); background: var(--nb-white); }
  .nav__right { flex-direction: column; align-items: stretch; gap: 4px; margin-left: 0; margin-top: 4px; }
  .member-badge { justify-content: center; }
  .hero { padding: 28px 22px; }
  .hero::before { width: 120px; height: 120px; }
}