@import "https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700&display=swap";:root{--primary:#36d399;--primary-dark:#2bb882;--primary-light:#ecfdf5;--blue:#004098;--blue-dark:#003580;--blue-light:#e8f0fa;--red:#c8161d;--bg:#f5f6f8;--card:#fff;--text:#333;--text-secondary:#666;--text-muted:#999;--border:#e8e8e8;--container:1200px;--radius:6px;--shadow:0 2px 12px #00000014}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{color:var(--text);background:var(--bg);font-family:Noto Sans SC,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}.container{max-width:var(--container);margin:0 auto;padding:0 16px}.pc-login{background:linear-gradient(160deg, var(--blue-dark) 0%, var(--blue) 50%, #1a6bb5 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var(--blue);background:#fff}.live-competition-enter-btn.disabled{opacity:.6;cursor:not-allowed}.live-competition-tip{color:var(--primary-dark);margin:0;font-size:13px}.live-competition-tip.ended{color:var(--text-muted)}.live-competition-detail-layout,.live-competition-detail-main{flex-direction:column;gap:16px;display:flex}.live-competition-desc{color:var(--text-secondary);font-size:14px;line-height:1.8}.live-competition-rules{color:var(--text-secondary);white-space:pre-wrap;margin:0;font-family:inherit;font-size:14px;line-height:1.8}.live-competition-answer-page{background:#eef0f4;flex-direction:column;min-height:100vh;display:flex}.live-competition-answer-header{color:#fff;background:linear-gradient(135deg,#ff6b35 0%,#e53935 100%);padding:18px 24px}.live-competition-answer-header-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;max-width:1200px;margin:0 auto;display:flex}.live-competition-answer-header h1{font-size:18px;font-weight:600}.live-competition-answer-meta{align-items:center;gap:20px;font-size:14px;display:flex}.live-competition-answer-timer{font-variant-numeric:tabular-nums;font-size:22px;font-weight:700}.live-competition-answer-body{flex:1;grid-template-columns:1fr 280px;align-items:start;gap:16px;width:100%;max-width:1200px;margin:0 auto;padding:24px 16px 40px;display:grid}.live-competition-answer-card{background:#fff;border-radius:8px;flex-direction:column;min-height:480px;padding:28px 32px 24px;display:flex;box-shadow:0 2px 8px #0000000f}.live-competition-question{flex-direction:column;flex:1;display:flex}.live-competition-question-title{color:var(--text);margin-bottom:16px;font-size:15px;line-height:1.7}.live-competition-q-num{color:#fff;background:#ff6b35;border-radius:4px;justify-content:center;align-items:center;width:24px;height:24px;margin-right:8px;font-size:13px;font-weight:700;display:inline-flex}.live-competition-option{text-align:left;width:100%}.live-competition-question-actions{justify-content:center;align-items:center;gap:28px;margin-top:auto;padding-top:28px;display:flex}.live-competition-question-actions .btn-primary-inline{min-width:120px;height:38px}.live-competition-answer-side{position:sticky;top:16px}.live-competition-answer-side .exam-submit-btn:disabled,.live-competition-question-actions .btn-primary-inline:disabled{opacity:.65;cursor:not-allowed}.live-competition-unanswered-tip{text-align:center;color:#e53935;margin:-6px 0 0;font-size:12px}@media (width<=900px){.live-competition-detail-actions{text-align:left;width:100%}.live-competition-stats{justify-content:flex-start}.live-competition-action-btns{align-items:flex-start}.live-competition-answer-body{grid-template-columns:1fr}.live-competition-answer-side{position:static}.live-competition-question-actions{flex-wrap:wrap;justify-content:space-between;gap:12px}}