/* ========== 会员中心样式（从 student.html 剥离，控制单文件膨胀）========== */

/* 会员状态卡 */
.mem-status-card {
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  border-radius: 18px;
  padding: 28px 24px;
  margin-bottom: 24px;
  color: #fff;
  box-shadow: 0 8px 30px rgba(79, 70, 229, .25);
}
.mem-status-inner { display: flex; flex-direction: column; gap: 14px; }
.mem-status-head { display: flex; align-items: center; gap: 16px; }
.mem-crown {
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(255,255,255,.18); display: flex; align-items: center; justify-content: center;
  font-size: 30px; flex-shrink: 0;
}
.mem-status-info { flex: 1; min-width: 0; }
.mem-status-title { font-size: 20px; font-weight: 800; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.mem-status-sub { font-size: 13px; opacity: .85; margin-top: 4px; }
.mem-badge {
  font-size: 12px; padding: 3px 10px; border-radius: 20px; font-weight: 700; white-space: nowrap;
  background: rgba(255,255,255,.25);
}
.mem-badge.gold { background: linear-gradient(135deg, #fbbf24, #f59e0b); color: #78350f; }
.mem-badge.silver { background: linear-gradient(135deg, #e2e8f0, #cbd5e1); color: #334155; }
.mem-badge.blue { background: rgba(255,255,255,.3); }
.mem-badge.gray { background: rgba(255,255,255,.2); }
.mem-row {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; padding: 8px 0; border-top: 1px solid rgba(255,255,255,.15);
}
.mem-row span { opacity: .8; }
.mem-row strong { font-weight: 700; }
.mem-card-loading { text-align: center; padding: 20px; opacity: .8; font-size: 14px; }

/* 套餐区 */
.mem-plans-section, .mem-benefits { margin-bottom: 28px; }
.mem-section-title {
  font-size: 17px; font-weight: 800; margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.mem-section-title::before {
  content: ''; width: 4px; height: 18px; background: var(--primary); border-radius: 2px;
}
.mem-plans-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px;
}
.mem-plan-card {
  position: relative; background: var(--card); border: 2px solid var(--border);
  border-radius: 16px; padding: 24px 20px; text-align: center;
  transition: all .25s; display: flex; flex-direction: column; gap: 8px;
}
.mem-plan-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.08); border-color: var(--primary-light); }
.mem-plan-card.recommended { border-color: var(--primary); box-shadow: 0 4px 20px rgba(79,70,229,.15); }
.mem-plan-card.current { border-color: var(--success); background: #f0fdf4; }
.mem-plan-tag {
  position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, #4f46e5, #7c3aed); color: #fff;
  font-size: 11px; font-weight: 700; padding: 3px 14px; border-radius: 20px; white-space: nowrap;
}
.mem-plan-name { font-size: 17px; font-weight: 800; color: var(--text); }
.mem-plan-price { margin: 6px 0; }
.mem-price-sym { font-size: 16px; font-weight: 700; color: var(--primary); vertical-align: top; }
.mem-price-val { font-size: 34px; font-weight: 900; color: var(--primary); }
.mem-plan-period { font-size: 12px; color: var(--muted); }
.mem-plan-features {
  display: flex; flex-direction: column; gap: 6px; margin: 12px 0;
  font-size: 12px; color: var(--muted); text-align: left;
}
.mem-plan-features span::before { content: ''; }
.mem-plan-btn {
  width: 100%; padding: 11px; border: none; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; font-size: 14px; font-weight: 700; cursor: pointer; transition: all .2s;
}
.mem-plan-btn:hover { opacity: .92; transform: scale(1.02); }
.mem-plan-btn.current { background: var(--success); cursor: default; }

/* 权益列表 */
.mem-benefit-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px;
}
.mem-benefit-item {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px;
}
.mem-benefit-icon { font-size: 28px; flex-shrink: 0; }
.mem-benefit-item strong { font-size: 14px; font-weight: 700; display: block; margin-bottom: 4px; }
.mem-benefit-item p { font-size: 12px; color: var(--muted); line-height: 1.5; margin: 0; }

/* Paywall 弹窗内套餐快购 */
.paywall-quick {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px; border: 2px solid var(--border); border-radius: 10px;
  margin-bottom: 8px; cursor: pointer; transition: all .2s;
}
.paywall-quick:hover { border-color: var(--primary); background: #f5f3ff; }
.pq-name { font-weight: 700; font-size: 14px; }
.pq-price { color: var(--primary); font-weight: 800; font-size: 15px; }

/* 续费横幅 */
.mem-renewal-banner {
  display: flex; align-items: center; gap: 12px;
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  border: 1px solid #f59e0b; border-radius: 12px;
  padding: 12px 16px; margin-bottom: 16px; font-size: 13px;
}
.mem-renewal-icon { font-size: 20px; }
.mem-renewal-text { flex: 1; color: #92400e; font-weight: 600; }
.mem-renewal-btn {
  padding: 7px 16px; border: none; border-radius: 8px;
  background: #f59e0b; color: #fff; font-size: 13px; font-weight: 700; cursor: pointer;
}
.mem-renewal-btn:hover { background: #d97706; }
.mem-renewal-close {
  background: none; border: none; color: #92400e; cursor: pointer;
  font-size: 16px; padding: 2px 6px; opacity: .6;
}
.mem-renewal-close:hover { opacity: 1; }

/* 支付结果浮层 */
.mem-result-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 9999;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.mem-result-box {
  background: var(--card); border-radius: 18px; padding: 36px 28px;
  max-width: 380px; width: 100%; text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.mem-result-icon { font-size: 56px; margin-bottom: 14px; }
.mem-result-msg { font-size: 16px; font-weight: 700; margin-bottom: 8px; line-height: 1.5; }
.mem-result-amt { font-size: 22px; font-weight: 800; color: var(--primary); margin-bottom: 8px; }

/* 移动端适配 */
@media (max-width: 768px) {
  .mem-plans-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .mem-plan-card { padding: 18px 12px; }
  .mem-price-val { font-size: 28px; }
  .mem-benefit-list { grid-template-columns: 1fr; }
  .mem-status-card { padding: 20px 16px; }
}
@media (max-width: 480px) {
  .mem-plans-grid { grid-template-columns: 1fr; }
}