.content-inner{max-width:900px;margin:0 0 0 10px}



/* Title */
.page-title{font-size:22px;font-weight:700;color:var(--color-dark);margin:12px 0 6px}
.page-sub{font-size:13px;color: var(--color-star-sub);margin-bottom:20px}

/* Card */
.card{background:var(--color-pan);border:1px solid var(--color-brand);border-radius:8px;padding:16px 20px;margin-bottom:14px;box-shadow:0 1px 4px rgba(0,0,0,.05)}
.card-title{font-size:15px;font-weight:700;color:var(--color-brand);margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--color-gold);display:flex;align-items:center;gap:8px}
.card-title .badge{font-size:11px;padding:2px 8px;border-radius:10px;color:#fff;font-weight:600}
.badge-easy{background:#2D8A2D}.badge-mid{background:#ff9800}.badge-hard{background:var(--color-fire)}

/* Tabs */
.tabs{display:flex;gap:4px;margin-bottom:18px;flex-wrap:wrap}
.tab{padding:6px 16px;border:1px solid var(--color-border);border-radius:20px;font-size:13px;cursor:pointer;background:var(--color-panel);color: var(--color-text-sec);transition:all .2s}
.tab:hover{color:var(--color-brand);border-color:var(--color-brand)}
.tab.active{background:var(--color-brand);color:#fff;border-color:var(--color-brand)}

/* 八字展示 */
.bz-display{text-align:center;padding:14px;background:linear-gradient(135deg,var(--color-parchment),var(--color-parchment));border-radius:8px;margin:10px 0 14px;border:1px solid var(--color-border-warm)}
.bz-pillars{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.bz-pillar-item{background:var(--color-panel);border:1px solid var(--color-border-warm);border-radius:6px;padding:6px 12px;text-align:center;min-width:60px}
.bz-pillar-item .p-tg{font-size:20px;font-weight:700;color: var(--color-text)}
.bz-pillar-item .p-dz{font-size:16px;color:#8B4513}
.bz-pillar-item .p-label{font-size:10px;color: var(--color-text-muted);margin-top:2px}

/* 填空区域 */
.q-section{margin:10px 0}
.q-item{margin:8px 0;padding:8px 12px;background: var(--color-subtle);border-radius:6px;border-left:3px solid var(--color-border-warm);display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px}
.q-item.correct{border-left-color:#2D8A2D;background:var(--color-subtle)}
.q-item.wrong{border-left-color:var(--color-fire);background:#ffebee}
.q-label{color: var(--color-text-sec);white-space:nowrap;min-width:70px;font-weight:600}
.q-input{padding:4px 8px;border:1px solid var(--color-border);border-radius:4px;font-size:13px;width:140px;text-align:center}
.q-input:focus{border-color:var(--color-brand);outline:none}
.q-input.correct-input{border-color:#2D8A2D;background:var(--color-subtle)}
.q-input.wrong-input{border-color:var(--color-fire);background:#ffebee}
.q-select{padding:4px 8px;border:1px solid var(--color-border);border-radius:4px;font-size:13px}
.q-feedback{font-size:11px;margin-left:8px;font-weight:600}
.q-feedback.ok{color:#2D8A2D}
.q-feedback.ng{color:var(--color-fire)}

/* 选择题 */
.mc-options{display:flex;flex-direction:column;gap:6px;margin:6px 0}
.mc-option{padding:8px 14px;border:1px solid var(--color-border);border-radius:6px;cursor:pointer;font-size:13px;transition:all .15s;background:var(--color-panel)}
.mc-option:hover{border-color:var(--color-brand);background:var(--color-subtle)}
.mc-option.selected{background:var(--color-brand);color:#fff;border-color:var(--color-brand)}
.mc-option.correct-answer{background:var(--color-subtle);border-color:#2D8A2D;color:#2D8A2D}
.mc-option.wrong-answer{background:#ffebee;border-color:var(--color-fire);color:var(--color-fire)}

/* 按钮 */
.btn{padding:8px 18px;border:none;border-radius:6px;font-size:13px;cursor:pointer;font-weight:500;transition:all .2s}
.btn-primary{background:var(--color-brand);color:#fff}
.btn-primary:hover{opacity:.9}
.btn-gold{background:var(--color-dark);color:var(--color-gold)}
.btn-gold:hover{background:var(--color-dark);color:var(--color-gold)}
html[data-theme="dark"] .btn-gold { background: var(--color-star); color: #100922; }
.btn-outline{padding:6px 14px;border:1px solid var(--color-brand);background:var(--color-panel);color:var(--color-brand);font-size:12px;border-radius:4px;cursor:pointer}
.btn-outline:hover{background:var(--color-subtle)}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}

/* 得分 */
.score-bar{display:flex;align-items:center;gap:6px;margin:8px 0;font-size:13px}
.score-num{font-size:28px;font-weight:700;color:var(--color-brand)}
.score-total{color: var(--color-text-muted)}

/* 参考区 */
.ref-collapse{border:1px solid var(--color-border-warm);border-radius:6px;overflow:hidden;margin:8px 0}
.ref-header{padding:10px 14px;background:var(--color-parchment);cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:600;color:#8B4513}
.ref-header:hover{background:var(--color-parchment)}
.ref-body{padding:14px;font-size:12px;color: var(--color-text-sec);line-height:1.8;background:var(--color-panel);display:none}
.ref-body.show{display:block}
.ref-body b{color:var(--color-dark)}
.arrow{transition:transform .2s;font-size:10px}
.arrow.open{transform:rotate(180deg)}

/* 出题区 */
.gen-card{background:linear-gradient(135deg,var(--color-subtle),var(--color-parchment));border:1px dashed var(--color-brand);border-radius:8px;padding:16px 20px;margin:6px 0 14px}
.gen-title{font-size:14px;font-weight:700;color:var(--color-brand);margin-bottom:8px}

/* 模式切换 */
.mode-switch{display:flex;align-items:center;gap:8px;font-size:12px;color: var(--color-star-sub);margin-bottom:12px}
.mode-switch label{cursor:pointer;display:flex;align-items:center;gap:4px}
.hidden{display:none}

@media(max-width:600px){
  .card{padding:12px 14px}
  .bz-pillars{gap:6px}
  .bz-pillar-item{padding:4px 8px;min-width:48px}
  .q-item{flex-direction:column;align-items:flex-start}
}