/* 由 poetrygame.html 内联样式抽出（内容不变，便于缓存） */

/* ===== 小小诗园 · 页面功能样式（通用组件走 learn.css）===== */
.screen { display:none; flex-direction: column; min-height:100vh; min-height:-webkit-fill-available; animation: fadeIn .4s ease-out; }
.screen.active { display:flex; }

/* ===== 首页标题 ===== */
#home-screen .home-header { padding: 14px 20px 4px; text-align: center; }
#home-screen .home-title { font-size: 22px; font-weight: 800; color: var(--text); }
#home-screen .home-subtitle { font-size: 12px; color: var(--text-muted); letter-spacing: 2px; margin-top: 2px; }

/* ===== 进度 ===== */
.progress-section { padding: 0 20px 6px; text-align: center; }
.progress-label { font-size: 14px; color: var(--text-secondary); margin-bottom: 6px; }
.progress-label .num { color: var(--primary-dark); font-weight: 700; }

/* ===== 古诗网格 ===== */
.poem-grid { flex:1; padding: 6px 12px 20px; display:grid; grid-template-columns: repeat(auto-fill, minmax(140px,1fr)); gap:10px; max-width:680px; margin:0 auto; width:100%; overflow-y:auto; }
.poem-card { background:#fff; border:1.5px solid var(--border-light); border-radius:14px; padding:12px 10px; text-align:center; cursor:pointer; transition:all .2s ease-out; position:relative; min-height:92px; display:flex; flex-direction:column; align-items:center; justify-content:center; box-shadow:var(--shadow-sm); }
.poem-card:active { transform:scale(.96); }
.poem-card .card-emoji { font-size:26px; margin-bottom:4px; line-height:1; }
.poem-card .card-title { font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:16px; font-weight:600; color:var(--text); letter-spacing:2px; }
.poem-card .card-author { font-size:12px; color:var(--text-muted); margin-top:2px; }
.poem-card.unlocked { border-color:transparent; box-shadow:0 2px 10px rgba(255,107,107,0.12); }
.poem-card.locked { opacity:.5; filter:grayscale(.6); cursor:default; background:#f6f4f1; }
.poem-card.locked::after { content:'🔒'; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); font-size:26px; opacity:.5; }
.poem-card .card-stars { display:flex; gap:2px; margin-top:4px; font-size:13px; line-height:1; }
.poem-card .card-stars .star-empty { opacity:.2; filter:grayscale(1); }
.poem-card .card-stars .star-filled { color:#F1C40F; }
.poem-card .card-mastered { position:absolute; top:-5px; right:-5px; background:var(--primary); color:#fff; font-size:10px; padding:2px 8px; border-radius:10px; font-weight:600; }

/* ===== 古诗详情页 ===== */
.poem-header { display:flex; align-items:center; padding:8px 12px; border-bottom:1px solid var(--border-light); background:rgba(255,255,255,0.95); position:sticky; top:0; z-index:10; }
.poem-header .back-btn { font-size:22px; cursor:pointer; padding:6px; margin-left:-6px; background:none; border:none; color:var(--text-secondary); min-width:44px; min-height:44px; display:flex; align-items:center; justify-content:center; }
.poem-header .back-btn:active { color:var(--primary-dark); }
.poem-header .header-info { flex:1; text-align:center; margin-right:44px; }
.poem-header .header-emoji { font-size:18px; margin-right:4px; }
.poem-header .header-title { font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:18px; font-weight:600; color:var(--text); letter-spacing:2px; }
.poem-header .header-meta { font-size:13px; color:var(--text-muted); }
.poem-content { flex:1; padding:14px 16px 20px; overflow-y:auto; display:flex; flex-direction:column; align-items:center; }
.read-aloud-mode, .fill-blank-mode, .order-mode { width:100%; max-width:480px; margin:0 auto; }
.poem-full { text-align:center; padding:10px 0; }
.poem-full .poem-stanza { margin-bottom:8px; }
.poem-line { font-family:"KaiTi","STKaiti","Noto Serif SC",serif; font-size:21px; line-height:1.9; letter-spacing:3px; color:var(--text); cursor:pointer; padding:6px 14px; border-radius:8px; transition:all .2s; display:inline-block; -webkit-tap-highlight-color:transparent; }
.poem-line.listening { color:var(--primary-dark); background:var(--primary-light); }
.poem-line.read { color:var(--primary); }
.poem-line.read::after { content:'✓'; font-size:12px; margin-left:8px; color:var(--green); font-family:sans-serif; display:inline-block; }
.read-all-btn { display:inline-flex; align-items:center; gap:6px; padding:8px 24px; background:var(--primary); color:#fff; border:none; border-radius:999px; font-size:14px; font-family:inherit; cursor:pointer; margin-top:12px; min-height:44px; }
.read-all-btn:active { transform:scale(.95); }
.read-star { margin-top:10px; text-align:center; }
.read-star .star-earned { display:inline-block; font-size:44px; animation:starSpin .6s var(--spring); }
.read-star .star-text { font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:13px; color:#F1C40F; letter-spacing:2px; margin-top:4px; }

/* ===== 填空 ===== */
.poem-with-blanks { text-align:center; padding:6px 0; width:100%; }
.blank-line { font-family:"KaiTi","STKaiti","Noto Serif SC",serif; font-size:21px; line-height:2; letter-spacing:3px; margin-bottom:4px; display:flex; flex-wrap:wrap; justify-content:center; gap:2px; }
.char-tile { display:inline-flex; align-items:center; justify-content:center; min-width:26px; height:34px; padding:0 4px; font-family:"KaiTi","STKaiti","Noto Serif SC",serif; font-size:21px; color:var(--text); transition:all .2s; position:relative; }
.char-tile.blank { min-width:46px; height:46px; border:2px dashed var(--primary); border-radius:8px; background:var(--primary-light); cursor:pointer; color:transparent; position:relative; margin:0 2px; }
.char-tile.blank.active { border-color:var(--primary); background:var(--primary-light); animation:pulse 1.2s ease-in-out infinite; }
.char-tile.blank.filled { border:2px solid var(--green); background:rgba(46,204,113,0.08); color:var(--green); cursor:default; animation:charPop .3s var(--spring); }
.char-tile.blank.wrong { border-color:var(--danger); background:rgba(255,71,87,0.08); animation:shake .4s ease-out; }
.char-tile.blank.correct { border-color:var(--primary); background:var(--primary-light); animation:charPop .3s var(--spring); }
.char-options { display:flex; flex-wrap:wrap; justify-content:center; gap:8px; padding:12px; margin-top:12px; background:var(--card); border-radius:var(--radius); border:1px solid var(--border-light); min-height:56px; }
.option-char { display:inline-flex; align-items:center; justify-content:center; width:46px; height:46px; min-width:46px; min-height:46px; font-family:"KaiTi","STKaiti","Noto Serif SC",serif; font-size:21px; color:var(--text); background:#fff; border:2px solid var(--border); border-radius:8px; cursor:pointer; transition:all .2s; box-shadow:var(--shadow-sm); }
.option-char:active { transform:scale(.88); }
.option-char.used { opacity:.2; pointer-events:none; filter:grayscale(1); }
.option-char.correct-anim { background:var(--primary-light); border-color:var(--primary); animation:charPop .3s ease-out; }
.hint-msg { text-align:center; font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:13px; color:var(--text-secondary); margin-top:8px; min-height:18px; opacity:0; transition:opacity .3s; }
.hint-msg.show { opacity:1; }
.hint-msg.wrong { color:var(--danger); }
.hint-msg.correct { color:var(--green); }

/* ===== 排序 ===== */
.order-instruction { font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:13px; color:var(--text-secondary); text-align:center; margin-bottom:12px; letter-spacing:2px; }
.order-list { display:flex; flex-direction:column; gap:8px; width:100%; padding:6px 0; }
.order-item { font-family:"KaiTi","STKaiti","Noto Serif SC",serif; font-size:19px; padding:12px 18px; background:#fff; border:1.5px solid var(--border); border-radius:12px; cursor:pointer; transition:all .2s; text-align:center; letter-spacing:3px; box-shadow:var(--shadow-sm); position:relative; user-select:none; -webkit-user-select:none; touch-action:manipulation; }
.order-item:active { transform:scale(.97); }
.order-item.selected { border-color:var(--primary); background:var(--primary-light); }
.order-item.correct-pos { border-color:var(--green); background:rgba(46,204,113,0.06); }
.order-item.correct-pos::after { content:'✓'; position:absolute; right:12px; top:50%; transform:translateY(-50%); color:var(--green); font-family:sans-serif; font-size:13px; }
.order-item.animate-wrong { animation:shake .4s ease-out; }
.order-item.dragging { opacity:.6; border-style:dashed; }
.order-item.drag-over { border-color:var(--primary); background:var(--primary-light); transform:scale(1.02); }

/* ===== 完成弹窗 ===== */
.completion-overlay { position:fixed; top:0;right:0;bottom:0;left:0; background:rgba(0,0,0,0.5); z-index:100; display:none; align-items:center; justify-content:center; padding:24px; }
.completion-overlay.open { display:flex; }
.completion-card { background:var(--card); border-radius:20px; padding:24px 20px; max-width:340px; width:100%; text-align:center; box-shadow:var(--shadow-lg); border:2px solid #F1C40F; animation:scaleIn .4s var(--spring); position:relative; overflow:hidden; }
.comp-stars { font-size:44px; line-height:1; margin-bottom:10px; animation:starSpin .6s .2s var(--spring) both; }
.comp-title { font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:22px; color:var(--primary-dark); letter-spacing:3px; margin-bottom:6px; }
.comp-subtitle { font-size:13px; color:var(--text-secondary); margin-bottom:16px; }
.comp-btn { padding:8px 28px; background:var(--primary); color:#fff; border:none; border-radius:999px; font-size:14px; font-family:inherit; cursor:pointer; min-height:44px; }
.comp-btn:active { transform:scale(.95); }
.comp-btn.secondary { background:#fff; color:var(--text-secondary); border:1px solid var(--border); margin-right:8px; box-shadow:none; }

/* ===== 证书 ===== */
#certificate-screen { align-items:center; justify-content:center; padding:24px 16px; text-align:center; }
.certificate { background:var(--card); border:3px double var(--primary); border-radius:16px; padding:28px 20px; max-width:420px; width:100%; position:relative; box-shadow:var(--shadow-md); animation:fadeInUp .6s ease-out; }
.cert-seal { width:56px; height:56px; margin:0 auto 12px; border:2.5px solid var(--primary); border-radius:50%; display:flex; align-items:center; justify-content:center; font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:18px; color:var(--primary-dark); transform:rotate(-15deg); letter-spacing:2px; }
.cert-title { font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:26px; color:var(--primary-dark); letter-spacing:5px; margin-bottom:6px; }
.cert-subtitle { font-size:13px; color:var(--text-secondary); letter-spacing:2px; margin-bottom:16px; line-height:1.8; }
.cert-poem-list { text-align:left; max-width:260px; margin:0 auto; padding:12px 0; border-top:1px solid var(--border-light); border-bottom:1px solid var(--border-light); }
.cert-poem-item { display:flex; align-items:center; gap:8px; padding:5px 0; font-size:13px; color:var(--text); }
.cert-poem-item .emoji { font-size:15px; }
.cert-poem-item .name { font-family:"KaiTi","STKaiti","Noto Serif SC",serif; letter-spacing:2px; }
.cert-poem-item .check { color:var(--green); margin-left:auto; }
.cert-footer { font-family:"STKaiti","KaiTi","Noto Serif SC",serif; font-size:12px; color:var(--text-muted); letter-spacing:3px; margin-top:16px; }
.cert-btn-wrap { text-align:center; }
.cert-home-btn { display:inline-flex; align-items:center; gap:6px; padding:8px 22px; background:var(--primary); color:#fff; border:none; border-radius:999px; font-size:13px; font-family:inherit; cursor:pointer; letter-spacing:1px; min-height:44px; animation:pulse 2s ease-in-out infinite; }
.cert-home-btn:active { transform:scale(.95); }
.cert-back-btn { margin-top:16px; padding:8px 28px; background:var(--primary); color:#fff; border:none; border-radius:999px; font-size:14px; font-family:inherit; cursor:pointer; min-height:44px; }
.cert-back-btn:active { transform:scale(.95); }

/* ===== Keyframes ===== */
@keyframes fadeIn { from{opacity:0;} to{opacity:1;} }
@keyframes fadeInUp { from{opacity:0;transform:translateY(16px);} to{opacity:1;transform:translateY(0);} }
@keyframes scaleIn { from{opacity:0;transform:scale(.8);} to{opacity:1;transform:scale(1);} }
@keyframes shake { 0%,100%{transform:translateX(0);} 20%{transform:translateX(-8px);} 40%{transform:translateX(8px);} 60%{transform:translateX(-6px);} 80%{transform:translateX(6px);} }
@keyframes starPop { 0%{transform:scale(0);} 50%{transform:scale(1.3);} 100%{transform:scale(1);} }
@keyframes starSpin { 0%{transform:scale(0) rotate(-180deg);opacity:0;} 60%{transform:scale(1.3) rotate(10deg);} 100%{transform:scale(1) rotate(0deg);opacity:1;} }
@keyframes charPop { 0%{transform:scale(.5);} 50%{transform:scale(1.15);} 100%{transform:scale(1);} }
@keyframes pulse { 0%,100%{transform:scale(1);} 50%{transform:scale(1.03);} }

/* ===== Responsive ===== */
@media (max-width:420px) {
  .poem-grid { grid-template-columns:repeat(2,1fr); gap:8px; padding:6px 8px 16px; }
  .poem-card { min-height:78px; padding:10px 8px; }
  .poem-card .card-emoji { font-size:22px; }
  .poem-card .card-title { font-size:14px; }
  .poem-line { font-size:19px; letter-spacing:2px; }
  .blank-line { font-size:19px; }
  .char-tile { font-size:19px; min-width:24px; height:32px; }
  .char-tile.blank { min-width:44px; height:44px; }
  .option-char { width:40px; height:40px; min-width:40px; min-height:40px; font-size:19px; }
  .order-item { font-size:17px; padding:10px 14px; }
}
@media (min-width:600px) {
  .poem-grid { grid-template-columns:repeat(3,1fr); gap:14px; }
  .poem-line { font-size:24px; }
  .blank-line { font-size:24px; }
  .char-tile { font-size:24px; }
  .option-char { width:48px; height:48px; font-size:22px; }
  .order-item { font-size:20px; padding:14px 20px; }
}

/* ===== 复读模式 ===== */
.repeat-mode { width:100%; max-width:480px; margin:0 auto; }
.repeat-btn { min-height:44px; padding:8px 18px; border:none; border-radius:999px; font-size:14px; font-family:inherit; cursor:pointer; background:var(--primary); color:#fff; }
.repeat-btn:active { transform:scale(.95); }
.repeat-btn.outline { background:#fff; color:var(--primary); border:1.5px solid var(--primary); }
.repeat-line-item { cursor:pointer; transition:background .2s; }
.repeat-line-item.current { background:var(--primary-light); }
.repeat-line-item.done { opacity:.55; }