/* ===== Layout ===== */
.calc-wrap{
  max-width: 1200px;
  margin: 24px auto 80px;
  display: grid;
  grid-template-columns: 420px minmax(0,1fr); /* left: quote, right: controls */
  gap: 24px;
  padding: 0 16px;
}
@media (max-width: 992px){
  .calc-wrap{ grid-template-columns: 1fr; }
}

/* ===== Cards ===== */
.quote, .controls{
  background:#fff;
  border-radius:12px;
  box-shadow:0 8px 24px rgba(0,0,0,.08);
  padding:16px 16px 24px;
}
.quote-head{
  display:flex; align-items:center; gap:12px; margin-bottom:10px;
}
.quote-head img{
  width:46px; height:auto; display:block;
}
.quote-head h2{ margin:0; font-size:1.25rem; }
.quote-head p{ margin:0; color:#777; }

/* ===== Quote table ===== */
.quote-table{ width:100%; border-collapse:collapse; margin-top:8px; }
.quote-table th, .quote-table td{ padding:8px; border-bottom:1px solid #eee; }
.quote-table th:nth-child(1), .quote-table td:nth-child(1){ text-align:center; width:60px; }
.quote-table th:nth-child(2), .quote-table td:nth-child(2){ text-align:left; }
.quote-table th:nth-child(3), .quote-table td:nth-child(3),
.quote-table th:nth-child(4), .quote-table td:nth-child(4){
  text-align:right; white-space:nowrap;
}

/* ===== Quote summary ===== */
.quote-summary-box{
  margin-top:12px;
  border:1px solid #e6e6e6; border-radius:10px; padding:10px 12px; background:#f8fff8;
}
.quote-summary-box .row{ display:flex; justify-content:flex-end; gap:16px; margin:3px 0; }
.quote-summary-box .row div:first-child{ min-width:150px; text-align:right; font-weight:600; color:#333; }
.quote-summary-box .row div:last-child{ text-align:right; color:#111; }
.quote-summary-box .row.grand{ font-weight:800; color:#2e7d32; }

/* ===== Send box ===== */
.send-box{ margin-top:16px; }
.send-box .grid{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.send-box .grid .span-2{ grid-column:1 / span 2; }
@media (max-width:576px){
  .send-box .grid{ grid-template-columns:1fr; }
  .send-box .grid .span-2{ grid-column:1 / span 1; }
}
.send-box .actions{ display:flex; gap:10px; margin-top:10px; }
.send-status{ margin-top:10px; font-size:.95rem; }

/* ===== Buttons ===== */
.btn{
  border:0; border-radius:999px; padding:10px 18px; font-weight:700;
  display:inline-flex; align-items:center; justify-content:center; cursor:pointer;
  transition:.2s ease background,.2s ease color,.15s ease transform;
}
.btn-primary{ background:#ff7854; color:#fff; }
.btn-primary:hover{ background:#fff; color:#ff7854; box-shadow:0 0 0 2px #ff7854 inset; }
.btn-ghost{ background:rgba(0,0,0,.06); color:#111; }
.btn-ghost:hover{ background:rgba(0,0,0,.12); }

/* ===== Controls panel ===== */
.controls h1{ margin-top:0; margin-bottom:10px; }
.form-block{ margin-bottom:16px; }
.block-label{
  display:flex; align-items:center; gap:6px;
  font-weight:700; color:#111; margin-bottom:6px;
}
.block-label small{
  font-weight:400; font-style:italic; font-size:.85em; color:#777;
}
.control-row{
  display:grid; grid-template-columns: 1fr 120px; gap:10px; align-items:center;
}
.control-row.inline{ grid-template-columns: auto 120px; }
.form-control{
  height:40px; border:1px solid #ddd; border-radius:8px; padding:0 10px; font-size:15px;
}
.form-control.num{ text-align:right; }
input[type="range"]{ width:100%; }
.check{ display:inline-flex; align-items:center; gap:8px; user-select:none; }
.check input{ width:18px; height:18px; }
.hint{ color:#666; font-size:.95rem; margin:.35rem 0 0; }

/* Alerts */
.alert{ padding:10px 12px; border-radius:8px; }
.alert-info{ background:#eef6ff; color:#0b5cab; }
.alert-success{ background:#ecfbf1; color:#216e3a; }
.alert-danger{ background:#feefef; color:#9b1c1c; }