/* 活动二级页（标注 #65）与右侧「效果预览」手机端效果图。
   独立成文件：styles.css 已超 800 行棘轮上限，只许缩小（同 ops-recharge.css 先例）。 */
.act-cfg { display: grid; grid-template-columns: 1fr 280px; gap: 18px; align-items: start; }
.act-cfg-fields { min-width: 0; }
.act-cfg-hint { margin: 0 0 10px; font-size: 11.5px; line-height: 1.6; color: #b45309; background: #fffbeb; border: 1px solid #fde68a; border-radius: 6px; padding: 8px 10px; }
.act-cfg-hint.ok { color: #166534; background: #f0fdf4; border-color: #bbf7d0; }
.act-cfg-fields .fld-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
.act-cfg-fields .fld-wide { grid-column: 1 / -1; }
.act-cfg-fields .fld-label { font-size: 11px; color: #6b7280; }
.act-cfg-fields .fld-input:disabled { background: #fafbfc; color: #9ca3af; }
.act-cfg-preview-head { font-size: 11.5px; font-weight: 700; color: #6b7280; letter-spacing: .5px; margin-bottom: 8px; }
.act-pv { position: relative; width: 100%; height: 340px; border-radius: 12px; overflow: hidden; color: #fff; }
.act-pv-center { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-55%); text-align: center; width: 86%; }
.act-pv-btn { display: block; text-align: center; padding: 9px 0; border-radius: 8px; font-size: 12px; font-weight: 700; color: #fff; }
.act-pv-pill { display: inline-block; padding: 8px 30px; border-radius: 20px; }
.act-pv-shell { position: absolute; inset: 0; padding: 8px 12px; }
.act-pv-shell-head { display: flex; justify-content: space-between; align-items: center; font-size: 12px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.act-pv-shell-head span { font-size: 9px; color: rgba(255,255,255,.4); font-weight: 400; }
.act-pv-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 6px; margin-bottom: 10px; }
.act-pv-tile { aspect-ratio: 3/4; background: linear-gradient(135deg,#667eea,#764ba2); border-radius: 4px; display: flex; align-items: center; justify-content: center; font-size: 9px; font-weight: 600; opacity: .7; }
.act-pv-sub { font-size: 10px; font-weight: 600; color: rgba(255,255,255,.6); margin-bottom: 6px; }
.act-pv-row { display: flex; gap: 6px; }
.act-pv-mini { width: 44px; padding: 18px 0; text-align: center; background: linear-gradient(135deg,#f093fb,#f5576c); border-radius: 4px; font-size: 8px; opacity: .6; }
.act-pv-mask { position: absolute; inset: 0; background: rgba(0,0,0,.55); }
.act-pv-card { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 82%; background: #fff; border-radius: 16px; overflow: hidden; box-shadow: 0 16px 48px rgba(0,0,0,.4); color: #1f2937; }
.act-pv-card-head { position: relative; background: linear-gradient(135deg,#8b1a1a,#b91c1c); padding: 14px 12px 10px; text-align: center; color: #fff; }
.act-pv-x { position: absolute; top: 8px; right: 8px; width: 20px; height: 20px; border-radius: 50%; background: rgba(255,255,255,.2); font-size: 10px; display: flex; align-items: center; justify-content: center; }
.act-pv-tiers { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 10px; }
.act-pv-tier { border: 1px solid #e5e7eb; border-radius: 8px; padding: 8px 6px; text-align: center; }
.act-pv-tier.on { border: 1.5px solid #8b1a1a; background: #fef2f2; }
.act-pv-tier b { display: block; font-size: 14px; font-weight: 800; color: #1f2937; }
.act-pv-tier.on b { color: #8b1a1a; }
.act-pv-tier i { font-size: 7.5px; color: #16a34a; font-style: normal; }
.act-pv-wheel { position: relative; width: 150px; height: 150px; margin: 0 auto; }
.act-pv-wheel::before { content: ''; position: absolute; inset: 0; border-radius: 50%; border: 4px solid #fbbf24; background: conic-gradient(#ef4444 0 60deg,#f59e0b 60deg 120deg,#16a34a 120deg 180deg,#3b82f6 180deg 240deg,#8b5cf6 240deg 300deg,#ec4899 300deg 360deg); }
.act-pv-wheel span { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 44px; height: 44px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; font-size: 18px; }
.act-pv-plans { display: grid; grid-template-columns: repeat(3,1fr); gap: 6px; margin-bottom: 10px; }
.act-pv-plans > div { position: relative; background: rgba(255,255,255,.05); border-radius: 8px; padding: 8px 4px; text-align: center; }
.act-pv-plans > div.on { background: linear-gradient(180deg,rgba(251,191,36,.2),rgba(251,191,36,.05)); border: 1.5px solid #fbbf24; }
.act-pv-plans i { display: block; font-size: 8px; font-style: normal; color: rgba(255,255,255,.5); }
.act-pv-plans > div.on i { color: #fbbf24; }
.act-pv-plans b { font-size: 13px; }
.act-pv-plans em { position: absolute; top: -7px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg,#fbbf24,#f59e0b); color: #7c2d12; font-size: 7px; padding: 1px 6px; border-radius: 4px; font-style: normal; font-weight: 700; }
.act-pv-rights { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; margin-bottom: 12px; }
.act-pv-rights span { display: flex; align-items: center; gap: 4px; font-size: 8.5px; color: rgba(255,255,255,.7); background: rgba(255,255,255,.03); padding: 5px 6px; border-radius: 5px; }
.act-pv-rights b { color: #fbbf24; }
.act-pv-read { padding: 6px 14px 0; color: #444; }
.act-pv-read p { font-size: 9px; line-height: 1.8; margin: 0; text-align: justify; }
.act-pv-reward { position: absolute; bottom: 0; left: 0; right: 0; background: #fff; border-top: 1px solid #e5e7eb; padding: 10px 14px; box-shadow: 0 -4px 12px rgba(0,0,0,.08); }
.act-pv-bar { flex: 1; height: 6px; background: #f0f0f0; border-radius: 3px; overflow: hidden; }
.act-pv-bar i { display: block; width: 60%; height: 100%; background: linear-gradient(90deg,#fbbf24,#f59e0b); }