/* 化粪池容积计算器 —— 土层橄榄 · 三格剖面 */
.c60{
  --a:#4d7c0f;
  --a2:#ca8a04;
  --a-soft:rgba(77,124,15,.10);
  --a-line:rgba(77,124,15,.26);
}

/* hero：土层分层 + 草皮绿光 */
.c60-hero{
  background:
    radial-gradient(680px 300px at 14% -8%, rgba(255,255,255,.8), transparent 62%),
    repeating-linear-gradient(0deg, rgba(77,124,15,.06) 0 1px, transparent 1px 26px),
    repeating-linear-gradient(0deg, rgba(202,138,4,.05) 0 10px, transparent 10px 52px),
    linear-gradient(132deg, #f7fee7 0%, #fef9c3 48%, #ecfccb 100%);
}
:root[data-theme="dark"] .c60-hero{
  background:
    radial-gradient(680px 300px at 14% -8%, rgba(202,138,4,.16), transparent 62%),
    repeating-linear-gradient(0deg, rgba(163,230,53,.05) 0 1px, transparent 1px 26px),
    repeating-linear-gradient(0deg, rgba(250,204,21,.04) 0 10px, transparent 10px 52px),
    linear-gradient(132deg,#141a06 0%,#1a2006 48%,#0d1626 100%);
}
.c60-hero-art .core{
  background:linear-gradient(145deg,#ca8a04,#4d7c0f);
  box-shadow:0 18px 42px rgba(77,124,15,.34);
}
.c60-hero-art .chip b{color:#4d7c0f;}

/* 主结果：土层绿渐变 */
.c60-metric.is-hero{
  background:linear-gradient(135deg,#4d7c0f,#1a2e05 74%);
  box-shadow:0 16px 34px rgba(26,46,5,.3);
}
.c60-metric.is-hero .v{font-size:clamp(28px,3.4vw,42px);}

.c60-segbtn.on{color:#4d7c0f;}
.c60-chip.on{background:rgba(77,124,15,.12);border-color:#4d7c0f;color:#365314;}

/* 可视化容器 */
.c60-viz{
  margin-top:16px;
  padding:12px 14px 8px;
  border:1px solid var(--line);
  border-radius:12px;
  background:
    repeating-linear-gradient(0deg, rgba(77,124,15,.03) 0 1px, transparent 1px 18px),
    linear-gradient(180deg,rgba(77,124,15,.035),transparent 60%), var(--card);
}
.c60-viz-h{
  display:flex;justify-content:space-between;gap:10px;
  margin-bottom:4px;
  font-size:12px;font-weight:800;color:var(--muted);
}
.c60-viz-h span:last-child{color:var(--a);white-space:nowrap;}
.st-tank svg{display:block;width:100%;height:auto;}
.st-tank text{font-family:var(--font);}

/* 施工小抄 */
.st-howto{margin:0;padding-left:18px;font-size:13px;line-height:1.9;color:var(--ink2);}
.st-howto li{margin:5px 0;}
.st-howto b{color:var(--ink);}

/* 分格表 */
.st-table td:first-child{font-weight:800;color:var(--ink);}
.st-table td:nth-child(2){font-weight:800;color:var(--a);white-space:nowrap;}
.st-table tbody tr:nth-child(even) td{background:rgba(77,124,15,.035);}

@media (max-width:640px){
  .c60-viz{padding:10px;}
  .c60-viz-h{font-size:11.5px;}
}
@media print{
  .c60-viz{border-color:#ddd;}
}