/* Solution-page specific styles (base tokens come from ../products/product.css) */

/* 变革方向 */
.dir-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.dir-card {
  background: var(--color-graphite); border: 1px solid rgba(174, 170, 192, 0.2);
  border-radius: var(--radius-lg); padding: 26px 30px; transition: border-color .25s ease;
}
.dir-card:hover { border-color: rgba(171, 143, 241, 0.5); }
.dir-card .shift {
  font-family: var(--font-display); font-size: 22px; font-weight: 500;
  letter-spacing: -0.03em; color: var(--color-chalk); margin-bottom: 12px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.dir-card .shift .old { color: var(--color-ash); text-decoration: line-through; text-decoration-color: rgba(171,143,241,.6); text-decoration-thickness: 1.5px; }
.dir-card .shift .arr { color: var(--color-lavender-beam); font-size: 18px; }
.dir-card .shift .new { color: var(--color-chalk); }
.dir-card p { font-size: 14.5px; color: var(--color-fog); line-height: 1.6; }

/* 架构分层 */
.layer-row {
  display: grid; grid-template-columns: 110px 1fr; gap: 24px; align-items: center;
  background: var(--color-graphite); border: 1px solid rgba(174, 170, 192, 0.18);
  border-radius: var(--radius-lg); padding: 20px 26px; margin-bottom: 12px;
  transition: border-color .25s ease;
}
.layer-row:hover { border-color: rgba(171, 143, 241, 0.5); }
.layer-row .lv {
  font-family: var(--font-display); font-size: 15px; font-weight: 500;
  color: var(--color-lavender-beam); letter-spacing: 0.06em;
  border: 1px solid rgba(171, 143, 241, 0.4); border-radius: var(--radius-sm);
  padding: 8px 12px; text-align: center; background: var(--color-charcoal);
}
.layer-row .chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  background: var(--color-charcoal); border: 1px solid rgba(174, 170, 192, 0.25);
  border-radius: var(--radius-sm); padding: 7px 12px;
  font-size: 12.5px; color: var(--color-pearl); font-weight: 500;
  transition: border-color .2s ease;
}
.chip:hover { border-color: var(--color-lavender-beam); }

/* 落地场景 */
.scene-item {
  display: grid; grid-template-columns: 70px 1fr; gap: 24px; align-items: start;
  background: var(--color-graphite); border: 1px solid rgba(174, 170, 192, 0.18);
  border-radius: var(--radius-lg); padding: 26px 30px; margin-bottom: 14px;
  transition: border-color .25s ease;
}
.scene-item:hover { border-color: rgba(171, 143, 241, 0.5); }
.scene-item .n {
  font-family: var(--font-display); font-size: 40px; font-weight: 400;
  letter-spacing: -0.04em; color: rgba(171, 143, 241, 0.4); line-height: 1;
}
.scene-item h3 { font-size: 19px; font-weight: 500; color: var(--color-chalk); letter-spacing: -0.02em; margin-bottom: 8px; }
.scene-item p { font-size: 14.5px; color: var(--color-fog); line-height: 1.6; margin-bottom: 12px; }
.scene-item .metrics { display: flex; flex-wrap: wrap; gap: 8px; }
.scene-item .metric {
  font-size: 12.5px; font-weight: 500; color: var(--color-chalk);
  background: rgba(171, 143, 241, 0.12); border: 1px solid rgba(171, 143, 241, 0.4);
  border-radius: var(--radius-sm); padding: 5px 10px;
}

/* 产品角色 */
.role-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.role-card {
  background: var(--color-graphite); border: 1px solid rgba(174, 170, 192, 0.18);
  border-radius: var(--radius-lg); padding: 24px; transition: border-color .25s ease;
}
.role-card:hover { border-color: rgba(171, 143, 241, 0.5); }
.role-card b { display: block; font-size: 15.5px; font-weight: 500; color: var(--color-chalk); margin-bottom: 8px; }
.role-card p { font-size: 13.5px; color: var(--color-fog); line-height: 1.55; }

/* 案例数据 */
.case-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 34px; }
.case-stat { text-align: center; padding: 26px 16px; background: var(--color-graphite); border: 1px solid rgba(174, 170, 192, 0.2); border-radius: var(--radius-lg); }
.case-stat .num { font-family: var(--font-display); font-size: 38px; font-weight: 400; letter-spacing: -0.04em; color: var(--color-chalk); line-height: 1; }
.case-stat .num em { font-style: normal; color: var(--color-lavender-beam); }
.case-stat .label { font-size: 13px; color: var(--color-ash); margin-top: 10px; }

/* 三档方案 */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.price-card {
  position: relative;
  background: var(--color-graphite); border: 1px solid rgba(174, 170, 192, 0.22);
  border-radius: var(--radius-lg); padding: 30px; display: flex; flex-direction: column; gap: 12px;
  transition: border-color .25s ease, transform .25s ease;
}
.price-card:hover { border-color: rgba(171, 143, 241, 0.5); }
.price-card.rec { border-color: rgba(171, 143, 241, 0.65); background: var(--color-slate); transform: translateY(-4px); }
.price-card .rec-tag {
  position: absolute; top: -11px; left: 26px;
  background: var(--color-lavender-beam); color: var(--color-void);
  font-size: 11px; font-weight: 600; letter-spacing: 0.06em;
  border-radius: var(--radius-sm); padding: 3px 9px;
}
.price-card .tier { font-size: 13px; font-weight: 500; letter-spacing: 0.06em; color: var(--color-fog); }
.price-card .kv { font-family: var(--font-display); font-size: 34px; font-weight: 400; letter-spacing: -0.04em; color: var(--color-chalk); line-height: 1; }
.price-card .kv em { font-style: normal; color: var(--color-lavender-beam); }
.price-card .desc { font-size: 14px; color: var(--color-fog); line-height: 1.55; flex: 1; }
.price-card .payback { font-size: 13px; font-weight: 500; color: var(--color-chalk); border-top: 1px solid rgba(174, 170, 192, 0.14); padding-top: 14px; }
.price-card .payback::before { content: "⏱ "; color: var(--color-lavender-beam); }

@media (max-width: 960px) {
  .dir-grid, .role-grid, .price-grid { grid-template-columns: 1fr; }
  .case-stats { grid-template-columns: repeat(2, 1fr); }
  .layer-row { grid-template-columns: 1fr; }
  .scene-item { grid-template-columns: 1fr; gap: 10px; }
}