/* =========================================================
   K-pop男我最喜欢的九张脸 — 移动端竖屏 H5
   设计基调：干净的纸感底色 + 真实照片主角 + 一点点玫瑰粉
   ========================================================= */

:root {
  --paper: #fbf8f6;
  --paper-2: #f4efec;
  --card: #ffffff;
  --ink: #17151a;
  --ink-2: #57535c;
  --muted: #9c97a1;
  --line: #ebe5e2;
  --rose: #ef4a7c;
  --rose-deep: #d93567;
  --rose-soft: #ffe9f1;
  --radius: 18px;
  --radius-sm: 12px;
  --gap: 12px;
  --shadow: 0 8px 20px rgba(24, 16, 28, 0.07);
  --shadow-lift: 0 16px 34px rgba(24, 16, 28, 0.14);
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC",
    "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  overscroll-behavior-y: none;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  color: var(--ink);
  line-height: 1.45;
  overflow-x: hidden;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: 0;
  background: none;
  color: inherit;
}

.is-hidden {
  display: none !important;
}

.app {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  position: relative;
}

/* ---------------- 屏幕容器 ---------------- */
.screen {
  display: none;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  /* Chrome 61 基线：无 env() 时的固定安全边距 */
  padding: 20px 18px 22px;
  padding: calc(env(safe-area-inset-top, 0px) + 20px) 18px
    calc(env(safe-area-inset-bottom, 0px) + 22px);
}

.screen.is-active {
  display: flex;
  animation: screenIn 0.34s cubic-bezier(0.22, 0.68, 0.32, 1) both;
}

@keyframes screenIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------------- 通用元素 ---------------- */
.eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--rose);
  text-transform: uppercase;
}

.title {
  margin: 0;
  font-size: 36px; /* Chrome 61 基线（无 clamp 时） */
  font-size: clamp(30px, 9.2vw, 40px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.title-em {
  color: var(--rose);
}

.subtitle {
  margin: 14px 0 0;
  font-size: 15px;
  color: var(--ink-2);
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease,
    color 0.16s ease, border-color 0.16s ease;
}

.btn--primary {
  background: var(--rose);
  color: #fff;
  box-shadow: 0 10px 22px rgba(239, 74, 124, 0.28);
}

.btn--primary:active {
  transform: translateY(2px) scale(0.99);
  box-shadow: 0 6px 14px rgba(239, 74, 124, 0.3);
  background: var(--rose-deep);
}

.btn--ghost {
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: none;
}

.btn--ghost:active {
  transform: translateY(2px) scale(0.99);
  background: var(--paper-2);
}

.btn--big {
  min-height: 58px;
  font-size: 17px;
}

.btn--xhs {
  min-height: 54px;
  font-size: 16px;
  background: #ff2e4d;
  color: #fff;
  box-shadow: 0 10px 22px rgba(255, 46, 77, 0.26);
}

.btn--xhs:active {
  transform: translateY(2px) scale(0.99);
  background: #e61f3d;
}

.btn-arrow {
  transition: transform 0.2s ease;
}

.btn--primary:active .btn-arrow {
  transform: translateX(4px);
}

.icon-btn {
  flex: none;
  width: 40px;
  height: 40px;
  margin-left: -6px;
  border-radius: 50%;
  font-size: 18px;
  color: var(--ink-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.16s ease;
}

.icon-btn:active {
  background: var(--paper-2);
}

.fine-print {
  margin: 18px 0 0;
  text-align: center;
  font-size: 11.5px;
  color: var(--muted);
}

/* ---------------- 首页 ---------------- */
.screen--home {
  justify-content: center;
  gap: 34px;
}

.home-top {
  padding-top: 14px;
}

.home-actions {
  padding-top: 4px;
}

.mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.mode-btn {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 11px 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--card);
  border: 1px solid var(--line);
  text-align: left;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
}

.mode-btn b {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.mode-btn span {
  font-size: 10.5px;
  color: var(--muted);
  line-height: 1.3;
}

.mode-btn.is-on {
  border-color: var(--rose);
  box-shadow: 0 6px 16px rgba(239, 74, 124, 0.16);
}

.mode-btn.is-on b {
  color: var(--rose-deep);
}

.mode-btn:active {
  transform: scale(0.985);
}

.home-meta {
  margin: 14px 0 0;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}

/* ---------------- 选择页 ---------------- */
.screen--game {
  gap: 16px;
}

.game-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.progress-wrap {
  flex: 1;
  min-width: 0;
}

.progress-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}

.progress-right {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.undo-btn {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-2);
}

.undo-btn:active {
  background: var(--paper-2);
}

.undo-btn:disabled {
  opacity: 0.4;
}

.progress-phase {
  font-size: 11px;
  font-weight: 700;
  color: var(--rose);
  background: var(--rose-soft);
  padding: 3px 9px;
  border-radius: 999px;
}

.progress-phase--hot {
  background: var(--ink);
  color: #fff;
}

.progress-track {
  margin-top: 8px;
  height: 5px;
  border-radius: 999px;
  background: var(--paper-2);
  overflow: hidden;
}

.progress-track i {
  display: block;
  height: 100%;
  width: 5%;
  border-radius: 999px;
  background: var(--rose);
  transition: width 0.4s cubic-bezier(0.3, 0.8, 0.3, 1);
}

.game-question {
  margin-top: 4px;
}

.game-question h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.game-question p {
  margin: 7px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.card-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-content: center;
  gap: 9px;
  flex: 1 1 auto;
  min-height: 0;
  margin: 4px 0;
}

/* 两人加赛：左右各一张，中间 VS */
.card-grid[data-count='2'] {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
}

.card-grid[data-count='2'] .member-card {
  width: auto;
}

/* 五六张一起看（海选）→ 三列；三列的最后一行自动居中 */
.card-grid[data-count='3'] .member-card,
.card-grid[data-count='5'] .member-card,
.card-grid[data-count='6'] .member-card,
.card-grid[data-count='7'] .member-card,
.card-grid[data-count='8'] .member-card,
.card-grid[data-count='9'] .member-card {
  width: calc((100% - 18px) / 3);
}

/* 四张（复选 / 决选）→ 两列大图 */
.card-grid[data-count='4'] .member-card {
  width: calc((100% - 9px) / 2);
}

.card-grid .vs-badge {
  align-self: center;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--line);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--muted);
  box-shadow: var(--shadow);
}

.card-grid .vs-badge.is-hot {
  background: var(--rose);
  border-color: var(--rose);
  color: #fff;
}

.member-card {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
  text-align: left;
  transition: transform 0.22s cubic-bezier(0.22, 0.68, 0.32, 1),
    box-shadow 0.22s ease, border-color 0.2s ease, opacity 0.28s ease;
  animation: cardIn 0.36s cubic-bezier(0.22, 0.68, 0.32, 1) both;
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.member-card:active {
  transform: scale(0.985);
}

.member-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--paper-2);
  overflow: hidden;
}

.member-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 24%;
  transition: transform 0.5s cubic-bezier(0.2, 0.7, 0.3, 1), opacity 0.3s ease;
}

.member-card:active .member-photo img {
  transform: scale(1.03);
}

.member-info {
  padding: 10px 11px 12px;
}

.member-name {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.member-group {
  margin-top: 3px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-check {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--rose);
  color: #fff;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.4);
  transition: opacity 0.18s ease, transform 0.24s cubic-bezier(0.2, 1.4, 0.4, 1);
}

.member-card.is-picked {
  border-color: var(--rose);
  box-shadow: var(--shadow-lift);
  transform: translateY(-6px) scale(1.025);
  z-index: 2;
}

.member-card.is-picked .card-check {
  opacity: 1;
  transform: scale(1);
}

.member-card.is-picked .member-photo img {
  transform: scale(1.06);
}

.member-card.is-dim {
  opacity: 0.34;
  transform: scale(0.97);
  filter: saturate(0.55);
}

.card-grid .member-info {
  padding: 11px 12px 13px;
  text-align: center;
}

.card-grid .member-name {
  font-size: 16px;
}

.card-grid .member-group {
  letter-spacing: 0.05em;
}

.game-foot {
  padding-top: 10px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}

.game-foot .foot-count {
  display: block;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}

.skip-btn {
  margin-top: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  border: 1px solid var(--line);
  background: var(--card);
}

.skip-btn:active {
  background: var(--paper-2);
}

/* 海选时照片小一点，文字也要跟着收 */
.card-grid[data-count='5'] .member-name,
.card-grid[data-count='6'] .member-name,
.card-grid[data-count='7'] .member-name,
.card-grid[data-count='8'] .member-name,
.card-grid[data-count='9'] .member-name {
  font-size: 14px;
}

.card-grid[data-count='5'] .member-en,
.card-grid[data-count='6'] .member-en,
.card-grid[data-count='7'] .member-en,
.card-grid[data-count='8'] .member-en,
.card-grid[data-count='9'] .member-en {
  font-size: 9.5px;
}

.card-grid[data-count='5'] .member-info,
.card-grid[data-count='6'] .member-info,
.card-grid[data-count='7'] .member-info,
.card-grid[data-count='8'] .member-info,
.card-grid[data-count='9'] .member-info {
  padding: 8px 8px 10px;
}

/* 九宫格海选：照片压扁一点，保证一屏放得下 3 行 */
.card-grid[data-count='7'] .member-photo,
.card-grid[data-count='8'] .member-photo,
.card-grid[data-count='9'] .member-photo {
  aspect-ratio: 4 / 5;
}

.card-grid[data-count='9'] .card-check,
.card-grid[data-count='8'] .card-check,
.card-grid[data-count='7'] .card-check {
  width: 24px;
  height: 24px;
  font-size: 13px;
}

.member-en {
  margin-top: 2px;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 没有公开单人照的成员：用名牌卡，不要显示破图 */
.member-photo.no-photo .ph {
  background: linear-gradient(160deg, #f7f2f0, #ece4e1);
}

.member-photo.no-photo .ph b {
  font-size: 17px;
}

.member-photo.no-photo .ph span {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--rose);
}

.game-foot .heart {
  color: var(--rose);
}

/* ---------------- 结果页 ---------------- */
.screen--result {
  gap: 18px;
}

.result-head {
  text-align: left;
}

.result-title {
  margin: 0;
  font-size: 28px; /* Chrome 61 基线（无 clamp 时） */
  font-size: clamp(24px, 7.4vw, 32px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.nine-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 8px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
}

.nine-cell {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  background: var(--paper-2);
}

.nine-cell .nine-photo {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
}

.nine-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 24%;
}

.nine-rank {
  position: absolute;
  top: 6px;
  left: 6px;
  min-width: 22px;
  height: 20px;
  padding: 0 5px;
  border-radius: 6px;
  background: rgba(23, 21, 26, 0.82);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(2px);
}

.nine-cell.is-first .nine-rank {
  background: var(--rose);
}

.nine-meta {
  padding: 7px 6px 8px;
  background: var(--card);
  text-align: center;
}

.nine-name {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nine-group {
  margin-top: 2px;
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nine-cell.is-new {
  animation: cellIn 0.5s cubic-bezier(0.22, 0.68, 0.32, 1) both;
}

/* 全程一张都没选时的空状态 */
.nine-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 38px 18px;
  text-align: center;
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--ink-2);
}

.btn:disabled {
  opacity: 0.45;
}

@keyframes cellIn {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.94);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------------- 审美总结 ---------------- */
.summary {
  padding: 16px 16px 15px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
}

.summary-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--rose);
  text-transform: uppercase;
}

.summary-main {
  margin: 9px 0 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.summary-line {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--ink-2);
}

.summary-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.tag {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--rose-deep);
  background: var(--rose-soft);
  border-radius: 999px;
  padding: 5px 10px;
}

.tag--ink {
  color: var(--ink);
  background: var(--paper-2);
}

.summary-foot {
  margin: 12px 0 0;
  font-size: 11px;
  color: var(--muted);
}

.result-actions {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.result-actions-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.result-actions-row .btn {
  min-height: 48px;
  font-size: 14.5px;
}

.link-btn {
  align-self: center;
  margin-top: 2px;
  padding: 8px 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link-btn:active {
  color: var(--ink);
}

/* ---------------- 结果卡 ---------------- */
.screen--card {
  background: var(--paper-2);
  gap: 16px;
}

.card-viewport {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px 0;
}

.share-card {
  width: 100%;
  max-width: 340px;
  padding: 20px 18px 16px;
  border-radius: 22px;
  background: #fffdfc;
  border: 1px solid var(--line);
  box-shadow: 0 18px 40px rgba(24, 16, 28, 0.12);
}

.share-head {
  text-align: center;
  padding-bottom: 14px;
}

.share-kicker {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.24em;
  color: var(--rose);
}

.share-title {
  margin: 6px 0 0;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.share-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 5px;
}

.share-cell {
  border-radius: 8px;
  overflow: hidden;
  background: var(--paper-2);
}

.share-photo {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
}

.share-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 24%;
}

.share-rank {
  position: absolute;
  top: 4px;
  left: 4px;
  font-size: 9px;
  font-weight: 800;
  color: #fff;
  background: rgba(23, 21, 26, 0.78);
  border-radius: 5px;
  padding: 2px 5px;
  font-variant-numeric: tabular-nums;
}

.share-cell.is-first .share-rank {
  background: var(--rose);
}

.share-meta {
  background: #fff;
  padding: 5px 4px 6px;
  text-align: center;
}

.share-name {
  font-size: 10.5px;
  font-weight: 800;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.share-group {
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.share-foot {
  margin-top: 14px;
  text-align: center;
  font-size: 11.5px;
  color: var(--ink-2);
}

.share-foot small {
  display: block;
  margin-top: 5px;
  font-size: 9.5px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.card-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card-actions .btn {
  min-height: 50px;
}

.caption-box {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--card);
  border: 1px solid var(--line);
}

.caption-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--rose);
  text-transform: uppercase;
}

.mini-btn {
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink);
  background: var(--paper);
}

.mini-btn:active {
  background: var(--paper-2);
}

.caption-text {
  margin: 9px 0 0;
  max-height: 116px;
  overflow-y: auto;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-2);
  white-space: pre-wrap;
  word-break: break-word;
  -webkit-user-select: all; /* 点一下整段选中，方便手动复制 */
  user-select: all;
}

/* ---------------- 提示条 ---------------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 26px; /* Chrome 61 基线（无 env() 时） */
  bottom: calc(env(safe-area-inset-bottom, 0px) + 26px);
  transform: translate(-50%, 14px);
  max-width: 88vw;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(23, 21, 26, 0.92);
  color: #fff;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
  z-index: 40;
}

.toast.is-on {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------------- 图片占位 ---------------- */
.ph {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0; /* Chrome 61 基线（无 inset 简写时） */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: linear-gradient(180deg, #f6f2f0, #efe9e7);
  color: var(--muted);
  text-align: center;
  padding: 10px;
}

.ph b {
  font-size: 15px;
  font-weight: 800;
  color: var(--ink-2);
}

.ph span {
  font-size: 9.5px;
  letter-spacing: 0.06em;
}

.shimmer {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0; /* Chrome 61 基线（无 inset 简写时） */
  background: linear-gradient(100deg, #f2ecea 20%, #faf7f5 40%, #f2ecea 60%);
  background-size: 220% 100%;
  animation: shimmer 1.1s linear infinite;
}

@keyframes shimmer {
  from {
    background-position: 120% 0;
  }
  to {
    background-position: -80% 0;
  }
}

/* ---------------- 小屏微调 ---------------- */
@media (max-height: 700px) {
  .game-question h2 {
    font-size: 20px;
  }
  .progress-wrap {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* =========================================================
   Chrome 61 基线回退（WebView 61 无 flex gap / gap 简写）
   现代浏览器自动忽略本块；grid 容器用 grid-gap（57+ 支持），
   flex 容器用相邻兄弟 margin 模拟间距。
   ========================================================= */
@supports not (gap: 1px) {
  .btn > * + * { margin-left: 8px; }
  .mode-btn > * + * { margin-left: 3px; }
  .game-head > * + * { margin-left: 12px; }
  .progress-label > * + * { margin-left: 8px; }
  .progress-right > * + * { margin-left: 6px; }
  .caption-head > * + * { margin-left: 10px; }

  .screen--home > * + * { margin-top: 34px; }
  .screen--game > * + * { margin-top: 16px; }
  .screen--result > * + * { margin-top: 18px; }
  .screen--card > * + * { margin-top: 16px; }
  .result-actions > * + * { margin-top: 10px; }
  .card-actions > * + * { margin-top: 10px; }
  .ph > * + * { margin-top: 6px; }

  /* 换行场景：子项加四周 margin + 容器负 margin 抵消 */
  .card-grid > * { margin: 4.5px; }
  .card-grid { margin: -0.5px -4.5px; }
  .summary-tags > * { margin: 3px; }
  .summary-tags { margin: 12px -3px 0; }

  /* grid 容器：grid-gap 别名 Chrome 57+ 即支持 */
  .mode-switch { grid-gap: 8px; }
  .nine-grid { grid-gap: 6px; }
  .result-actions-row { grid-gap: 10px; }
  .share-grid { grid-gap: 5px; }
}