/* ========== 会员服务页面样式 ========== */
.vip-page {
  background: #f9faff;
  padding: 40px 0 80px;
}
.vip-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 标题区 */
.vip-hero {
  text-align: center;
  margin-bottom: 50px;
}
.vip-badge {
  display: inline-block; padding: 6px 20px;
  background: rgba(45,125,252,0.08); color: #2d7dfc;
  border-radius: 30px; font-size: 13px; font-weight: 600;
  letter-spacing: 1px; margin-bottom: 16px;
}
.vip-hero h1 {
  font-size: 38px; font-weight: 700; color: #1a1f2e; margin-bottom: 12px;
}
.vip-hero p {
  font-size: 16px; color: #666; max-width: 700px; margin: 0 auto; line-height: 1.6;
}

/* 服务特点卡片 */
.vip-features {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 25px;
  margin-bottom: 60px;
}
.feat-card {
  background: #fff; border-radius: 20px; padding: 35px 30px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.03);
  transition: 0.35s cubic-bezier(0.2, 0.9, 0.4, 1);
}
.feat-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(45,125,252,0.08); }
.feat-icon {
  width: 48px; height: 48px; background: rgba(45,125,252,0.08);
  border-radius: 14px; display: flex; align-items: center;
  justify-content: center; color: #2d7dfc; margin-bottom: 20px;
}
.feat-icon svg { width: 24px; height: 24px; }
.feat-card h3 {
  font-size: 20px; font-weight: 700; color: #1a1f2e; margin-bottom: 12px;
}
.feat-card p {
  font-size: 15px; color: #555; line-height: 1.7; margin-bottom: 16px;
}
.feat-link {
  display: inline-block; padding: 8px 20px;
  background: #f0f4ff; color: #2d7dfc; border-radius: 30px;
  font-weight: 600; font-size: 14px; text-decoration: none; transition: 0.3s;
}
.feat-link:hover { background: #2d7dfc; color: #fff; }

/* 模特类型标签 */
.vip-model-types {
  text-align: center; margin-bottom: 60px;
  padding: 30px; background: #fff; border-radius: 20px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.03);
}
.vip-model-types h2 {
  font-size: 24px; font-weight: 700; color: #1a1f2e; margin-bottom: 20px;
}
.type-tags {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
}
.type-tags span {
  padding: 6px 18px; background: #f5f7fb; color: #555;
  border-radius: 20px; font-size: 14px; transition: 0.2s;
}
.type-tags span:hover { background: #2d7dfc; color: #fff; }

/* ========== 会员等级 - 层叠瀑布样式 ========== */
.vip-levels {
  margin-bottom: 50px;
}
.levels-header {
  text-align: center; margin-bottom: 45px;
}
.levels-badge {
  display: inline-block; padding: 6px 20px;
  background: rgba(45,125,252,0.08); color: #2d7dfc;
  border-radius: 30px; font-size: 13px; font-weight: 600;
  letter-spacing: 1px; margin-bottom: 14px;
}
.levels-header h2 {
  font-size: 32px; font-weight: 700; color: #1a1f2e; margin-bottom: 8px;
}
.levels-header p {
  font-size: 15px; color: #777;
}

.levels-cascade {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.cascade-item {
  display: flex;
  align-items: stretch;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 12px 28px rgba(0,0,0,0.04);
  overflow: hidden;
  transition: all 0.3s ease;
  margin-bottom: 8px;
}
.cascade-item:hover {
  transform: translateX(8px) !important;
  box-shadow: 0 18px 40px rgba(45,125,252,0.1);
}
.cascade-item.hot .cascade-bar {
  background: linear-gradient(135deg, #2d7dfc 0%, #1a5bbf 100%);
}
.cascade-item.top .cascade-bar {
  background: linear-gradient(135deg, #1a1f2e 0%, #2d3748 100%);
}

.cascade-bar {
  width: 200px;
  flex-shrink: 0;
  background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
  color: #1a1f2e;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 25px 15px;
  text-align: center;
  transition: all 0.3s;
}
.cascade-item.hot .cascade-bar,
.cascade-item.top .cascade-bar { color: #fff; }
.cascade-tier {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 2px; margin-bottom: 10px;
  padding: 3px 12px; background: rgba(0,0,0,0.1); border-radius: 20px;
  color: inherit;
}
.cascade-item.hot .cascade-tier,
.cascade-item.top .cascade-tier { background: rgba(255,255,255,0.2); }
.cascade-icon {
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,0.5); display: flex;
  align-items: center; justify-content: center;
  margin-bottom: 10px; color: #1a1f2e;
}
.cascade-item.hot .cascade-icon,
.cascade-item.top .cascade-icon { background: rgba(255,255,255,0.2); color: #fff; }
.cascade-icon svg { width: 22px; height: 22px; }
.cascade-bar h3 {
  font-size: 18px; font-weight: 700; margin-bottom: 6px;
}
.cascade-price {
  font-size: 13px; opacity: 0.8; margin-bottom: 4px;
}
.cascade-price span {
  font-size: 30px; font-weight: 800;
}
.cascade-slogan {
  font-size: 12px; opacity: 0.7;
}

.cascade-detail {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 25px 30px;
  align-content: center;
}
.detail-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.detail-row span {
  font-size: 12px; color: #888; text-transform: uppercase; letter-spacing: 0.5px;
}
.detail-row b {
  font-size: 15px; color: #1a1f2e; font-weight: 600;
}
.cascade-btn {
  grid-column: 1 / -1;
  margin-top: 6px;
  display: inline-block; text-align: center;
  padding: 10px 0; background: #f0f4ff; color: #2d7dfc;
  border-radius: 10px; font-weight: 600; font-size: 14px;
  text-decoration: none; transition: 0.3s;
  align-self: end;
}
.cascade-btn:hover { background: #2d7dfc; color: #fff; }

.levels-footer-note {
  text-align: center; margin-top: 25px;
  font-size: 13px; color: #999;
}

/* CTA */
.vip-cta {
  text-align: center; padding: 30px; background: #fff;
  border-radius: 20px; box-shadow: 0 6px 18px rgba(0,0,0,0.03);
  margin-bottom: 30px;
}
.vip-cta p {
  font-size: 15px; color: #555; margin-bottom: 8px;
}
.cta-main-btn {
  display: inline-block; margin-top: 16px; padding: 14px 36px;
  background: #2d7dfc; color: #fff; border-radius: 50px;
  font-weight: 700; font-size: 16px; text-decoration: none; transition: 0.3s;
}
.cta-main-btn:hover { background: #1a5bbf; transform: translateY(-2px); }

.vip-keywords {
  text-align: center; padding: 16px;
  font-size: 12px; color: #a0aec0;
  border-top: 1px solid #eef2f8; margin-top: 20px;
}

/* 响应式 */
@media (max-width: 768px) {
  .vip-features { grid-template-columns: 1fr; }
  .cascade-item { flex-direction: column; }
  .cascade-bar { width: 100%; flex-direction: row; flex-wrap: wrap; gap: 12px; padding: 16px 20px; justify-content: center; }
  .cascade-detail { grid-template-columns: 1fr 1fr; padding: 18px 20px; }
  .vip-hero h1 { font-size: 28px; }
}