/* ============================================================
   坚果盾 · 方案页共用样式 solution.css
   适用于：/solutions/ 及 game/ecommerce/finance/live/gov/api
   ============================================================
   包含：
   1. 方案总览页卡片
   2. 组合方案
   3. 攻击特征卡
   4. 推荐产品组合
   5. 效果数据面板
   6. 防护架构图
   7. 客户案例卡
   8. 相关方案
   9. 响应式
   ============================================================ */

/* ========== 1. 方案总览页卡片 ========== */
.solutions-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.solution-card{
  display:flex;flex-direction:column;
  background:#fff;border-radius:var(--radius-xl);
  padding:32px 28px;border:1.5px solid var(--gray-2);
  transition:var(--transition);position:relative;overflow:hidden;
  color:inherit;
}
.solution-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  transform:scaleX(0);transform-origin:left;
  transition:transform .35s ease;
}
.solution-card:hover{
  transform:translateY(-6px);box-shadow:var(--shadow-lg);
  border-color:transparent;
}
.solution-card:hover::before{transform:scaleX(1);}
.solution-icon{
  width:64px;height:64px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:22px;flex-shrink:0;
}
.solution-icon.blue{background:var(--primary-light);color:var(--primary);}
.solution-icon.green{background:var(--accent-light);color:var(--accent);}
.solution-icon.orange{background:#FFF4E6;color:#FF9F1C;}
.solution-icon.purple{background:#F3E8FF;color:#8B5CF6;}
.solution-icon.pink{background:#FFE8F0;color:#EC4899;}
.solution-icon.cyan{background:#E0F7FA;color:#06B6D4;}
.solution-icon svg{width:32px;height:32px;}
.solution-card h3{font-size:20px;font-weight:800;color:var(--dark);margin-bottom:10px;}
.solution-card .solution-desc{
  font-size:14.5px;color:var(--gray-5);line-height:1.75;
  margin-bottom:18px;flex:1;
}
.solution-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px;}
.solution-tag{
  display:inline-flex;font-size:11.5px;font-weight:600;
  padding:4px 10px;border-radius:6px;
  background:var(--gray-1);color:var(--gray-5);
}
.solution-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--primary);
  transition:var(--transition);margin-top:auto;
}
.solution-card:hover .solution-link{gap:10px;}

/* ========== 2. 组合方案 ========== */
.combo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.combo-card{
  background:#fff;border-radius:var(--radius-lg);
  padding:28px 26px;border:1px solid var(--gray-2);
  transition:var(--transition);
}
.combo-card:hover{
  border-color:var(--primary);box-shadow:var(--shadow);
  transform:translateY(-3px);
}
.combo-header{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.combo-badge{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,#165DFF,#00C48C);
  color:#fff;font-size:14px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.combo-card h4{font-size:16.5px;font-weight:700;color:var(--dark);}
.combo-card p{font-size:14px;color:var(--gray-5);line-height:1.75;margin-bottom:14px;}
.combo-products{display:flex;flex-wrap:wrap;gap:8px;}
.combo-product{
  display:inline-flex;align-items:center;gap:4px;
  font-size:12.5px;font-weight:600;
  padding:5px 12px;border-radius:8px;
  background:var(--primary-light);color:var(--primary);
}

/* ========== 3. 攻击特征卡 ========== */
.attack-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.attack-card{
  background:#fff;border-radius:var(--radius-lg);
  padding:28px 24px;border:1px solid var(--gray-2);
  transition:var(--transition);position:relative;
}
.attack-card:hover{
  border-color:var(--danger);
  box-shadow:0 8px 24px rgba(255,77,79,.12);
  transform:translateY(-3px);
}
.attack-icon{
  width:48px;height:48px;border-radius:14px;
  background:rgba(255,77,79,.1);color:var(--danger);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.attack-icon svg{width:24px;height:24px;}
.attack-card h3{font-size:16.5px;font-weight:700;color:var(--dark);margin-bottom:8px;}
.attack-card p{font-size:13.5px;color:var(--gray-5);line-height:1.7;}

/* ========== 4. 推荐产品组合 ========== */
.recommend-grid{
  display:grid;grid-template-columns:1.2fr 1fr;
  gap:32px;align-items:stretch;
}
.recommend-main{
  background:#fff;border-radius:var(--radius-xl);
  padding:36px 32px;border:1.5px solid var(--gray-2);
  display:flex;flex-direction:column;
}
.recommend-main h3{font-size:22px;font-weight:800;color:var(--dark);margin-bottom:8px;}
.recommend-main .subtitle{font-size:14.5px;color:var(--gray-5);margin-bottom:24px;}
.recommend-product{
  display:flex;align-items:flex-start;gap:14px;
  padding:18px 0;border-top:1px dashed var(--gray-2);
}
.recommend-product:last-of-type{border-bottom:1px dashed var(--gray-2);}
.recommend-product-icon{
  width:44px;height:44px;border-radius:12px;
  flex-shrink:0;display:flex;align-items:center;justify-content:center;
}
.recommend-product-icon.blue{background:var(--primary-light);color:var(--primary);}
.recommend-product-icon.green{background:var(--accent-light);color:var(--accent);}
.recommend-product-icon.orange{background:#FFF4E6;color:#FF9F1C;}
.recommend-product-icon.purple{background:#F3E8FF;color:#8B5CF6;}
.recommend-product-icon svg{width:22px;height:22px;}
.recommend-product-info{flex:1;min-width:0;}
.recommend-product-info h4{font-size:15.5px;font-weight:700;color:var(--dark);margin-bottom:4px;}
.recommend-product-info p{font-size:13.5px;color:var(--gray-5);line-height:1.6;}
.recommend-product-info .ver{
  display:inline-block;font-size:11.5px;font-weight:700;
  padding:2px 8px;border-radius:6px;
  background:var(--primary-light);color:var(--primary);
  margin-left:6px;
}
.recommend-product-info .ver.green{background:var(--accent-light);color:var(--accent);}
.recommend-product-info .ver.orange{background:#FFF4E6;color:#FF9F1C;}

.recommend-note{
  background:linear-gradient(135deg,#E8F0FF 0%,#E6FBF5 100%);
  border-radius:var(--radius-lg);padding:24px;
  border:1px solid var(--gray-2);
}
.recommend-note h4{font-size:15.5px;font-weight:700;color:var(--dark);margin-bottom:12px;}
.recommend-note ul{display:flex;flex-direction:column;gap:10px;}
.recommend-note li{
  display:flex;align-items:flex-start;gap:8px;
  font-size:13.5px;color:var(--gray-5);line-height:1.7;
}
.recommend-note li svg{
  width:15px;height:15px;color:var(--accent);
  flex-shrink:0;margin-top:4px;
}

/* 右侧容器 */
.recommend-side{
  display:flex;flex-direction:column;gap:20px;height:100%;
}

/* ========== 5. 效果数据面板 ========== */
.effect-panel{
  background:linear-gradient(135deg,#F8FAFF 0%,#F0FBF7 100%);
  border:1px solid var(--gray-2);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  position:relative;overflow:hidden;
  flex:1;display:flex;flex-direction:column;
}
.effect-panel::before{
  content:'';position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,#165DFF,#00C48C);
}
.effect-panel-header{
  position:relative;z-index:2;
  display:flex;align-items:center;gap:10px;
  margin-bottom:22px;padding-bottom:16px;
  border-bottom:1px solid var(--gray-2);
}
.effect-panel-icon{
  width:32px;height:32px;border-radius:9px;flex-shrink:0;
  background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
}
.effect-panel-icon svg{width:16px;height:16px;}
.effect-panel-header h4{font-size:15.5px;font-weight:700;color:var(--dark);letter-spacing:.2px;}
.effect-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:14px;margin-bottom:18px;
}
.effect-item{
  padding:14px 12px;border-radius:10px;
  background:#fff;border:1px solid var(--gray-2);
  transition:var(--transition);
}
.effect-item:hover{
  border-color:var(--primary);
  box-shadow:0 4px 12px rgba(22,93,255,.08);
}
.effect-num{
  font-size:24px;font-weight:800;line-height:1;
  letter-spacing:-.02em;font-variant-numeric:tabular-nums;
  background:linear-gradient(135deg,#165DFF 0%,#00C48C 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  margin-bottom:8px;
}
.effect-num span{
  font-size:.6em;margin-left:2px;
  color:var(--gray-4);
  -webkit-text-fill-color:var(--gray-4);
}
.effect-label{font-size:12px;color:var(--gray-5);letter-spacing:.3px;}
.effect-footnote{
  position:relative;z-index:2;
  font-size:11.5px;color:var(--gray-4);line-height:1.6;
  margin-top:auto;padding-top:16px;margin-bottom:16px;
}
.effect-cta{
  position:relative;z-index:2;
  display:inline-flex;align-items:center;justify-content:center;
  gap:6px;width:100%;padding:13px 20px;
  border-radius:10px;font-size:14.5px;font-weight:700;
  letter-spacing:.2px;
  background:linear-gradient(135deg,#165DFF 0%,#00C48C 100%);
  color:#fff;transition:var(--transition);
  box-shadow:0 6px 20px rgba(0,196,140,.35);
}
.effect-cta:hover{
  transform:translateY(-1px);
  box-shadow:0 10px 28px rgba(0,196,140,.5);
}
.effect-cta svg{transition:transform .25s;}
.effect-cta:hover svg{transform:translateX(3px);}

/* ========== 6. 防护架构图 ========== */
.arch-flow{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;position:relative;max-width:1000px;margin:0 auto;
}
.arch-step{
  text-align:center;padding:24px 16px;position:relative;
}
.arch-step:not(:last-child)::after{
  content:'';position:absolute;top:50%;right:0;
  width:20px;height:2px;background:var(--primary);
  transform:translate(50%,-50%);opacity:.4;
}
.arch-icon{
  width:60px;height:60px;border-radius:16px;
  background:#fff;border:2px solid var(--primary);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 14px;position:relative;z-index:2;
}
.arch-icon svg{width:28px;height:28px;}
.arch-icon.accent{border-color:var(--accent);color:var(--accent);}
.arch-icon.warning{border-color:var(--warning);color:var(--warning);}
.arch-icon.dark{background:var(--dark);border-color:var(--dark);color:#4EFFC0;}
.arch-step h4{font-size:14.5px;font-weight:700;color:var(--dark);margin-bottom:6px;}
.arch-step p{font-size:12.5px;color:var(--gray-5);line-height:1.6;}

/* ========== 7. 客户案例卡 ========== */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.case-card{
  background:#fff;border-radius:var(--radius-lg);
  padding:30px 28px;border:1px solid var(--gray-2);
  transition:var(--transition);
  display:flex;flex-direction:column;
}
.case-card:hover{
  border-color:var(--primary);box-shadow:var(--shadow);
  transform:translateY(-3px);
}
.case-header{
  display:flex;align-items:flex-start;justify-content:space-between;
  gap:12px;margin-bottom:18px;padding-bottom:18px;
  border-bottom:1px solid var(--gray-2);
}
.case-industry{
  display:inline-flex;font-size:11.5px;font-weight:700;
  padding:3px 10px;border-radius:6px;
  background:var(--primary-light);color:var(--primary);
  margin-bottom:6px;letter-spacing:.3px;
}
.case-industry.game{background:var(--primary-light);color:var(--primary);}
.case-industry.ecommerce{background:var(--accent-light);color:var(--accent);}
.case-industry.finance{background:#FFF4E6;color:#FF9F1C;}
.case-industry.live{background:#F3E8FF;color:#8B5CF6;}
.case-industry.gov{background:#FFE8F0;color:#EC4899;}
.case-industry.api{background:#E0F7FA;color:#06B6D4;}
.case-header h3{font-size:17px;font-weight:800;color:var(--dark);line-height:1.4;}
.case-badge{
  display:inline-flex;padding:4px 10px;border-radius:999px;
  font-size:11.5px;font-weight:600;
  background:var(--accent-light);color:var(--accent);
  white-space:nowrap;flex-shrink:0;
}
.case-body{display:flex;flex-direction:column;gap:14px;flex:1;}
.case-row{display:flex;flex-direction:column;gap:4px;}
.case-label{
  font-size:12px;font-weight:700;letter-spacing:.5px;
  text-transform:uppercase;color:var(--gray-4);
}
.case-text{font-size:14px;color:var(--gray-5);line-height:1.7;}
.case-text strong{color:var(--dark);font-weight:600;}
.case-result{
  background:linear-gradient(135deg,#F8FAFF 0%,#F0FBF7 100%);
  border-radius:10px;padding:14px 16px;margin-top:auto;
}
.case-result .case-label{color:var(--accent);margin-bottom:6px;}
.case-result .case-text{color:var(--dark);font-weight:600;}

.case-disclaimer{
  text-align:center;font-size:12.5px;color:var(--gray-4);
  margin-top:32px;line-height:1.7;
}

/* ========== 8. 相关方案 ========== */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.related-card{
  background:#fff;border-radius:var(--radius-lg);
  padding:24px 22px;border:1px solid var(--gray-2);
  transition:var(--transition);
  display:flex;align-items:center;gap:14px;
  color:inherit;
}
.related-card:hover{
  border-color:var(--primary);box-shadow:var(--shadow-sm);
  transform:translateY(-2px);
}
.related-icon{
  width:42px;height:42px;border-radius:12px;
  background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.related-icon svg{width:22px;height:22px;}
.related-card h4{font-size:15px;font-weight:700;color:var(--dark);margin-bottom:2px;}
.related-card p{font-size:12.5px;color:var(--gray-4);}

/* ========== 9. 响应式 ========== */
@media (max-width:1100px){
  .solutions-grid{grid-template-columns:repeat(2,1fr);}
  .combo-grid{grid-template-columns:repeat(2,1fr);}
  .attack-grid{grid-template-columns:repeat(2,1fr);}
  .recommend-grid{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:900px){
  .arch-flow{grid-template-columns:repeat(2,1fr);gap:16px;}
  .arch-step:not(:last-child)::after{display:none;}
}
@media (max-width:600px){
  .solutions-grid{grid-template-columns:1fr;gap:14px;}
  .solution-card{padding:24px 22px;}
  .combo-grid{grid-template-columns:1fr;gap:14px;}
  .attack-grid{grid-template-columns:1fr;gap:14px;}
  .attack-card{padding:22px 20px;}
  .recommend-main{padding:24px 20px;}
  .recommend-product-info h4{font-size:14.5px;}
  .effect-panel{padding:22px 18px;}
  .effect-grid{gap:10px;}
  .effect-item{padding:12px 10px;}
  .effect-num{font-size:20px;}
  .effect-label{font-size:11px;}
  .effect-footnote{font-size:11px;}
  .arch-flow{grid-template-columns:1fr;gap:12px;}
  .arch-step{padding:16px;}
  .case-card{padding:24px 20px;}
  .related-grid{grid-template-columns:1fr;gap:12px;}
}