:root { color-scheme: light; font: 10pt "Segoe UI", sans-serif; color: #26362b; background: #f3f4ef; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; }
header { display: flex; align-items: center; gap: 20px; padding: 20px 4vw; background: #fff; border-bottom: 3px solid #b39957; }
header img { width: 65px; border-radius: 8px; }
header span { letter-spacing: .1em; color: #69501d; font-size: .85rem; }
h1 { margin: 4px 0; font-size: 1.7rem; }
header a { margin-left: auto; }
a { color: #395239; }
main { max-width: 1400px; padding: 20px; margin: auto; }
section, .product { background: #fff; border: 1px solid #d6ddd2; border-radius: 12px; padding: 20px; margin-bottom: 18px; }
h2 { margin-top: 0; font-size: 1.25rem; }
h3 { font-size: 1.08rem; }
.notice { padding: 16px; background: #fff5d9; border-left: 4px solid #b48725; margin-bottom: 18px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; }
.settings-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.settings-grid > label:first-child { grid-column: span 2; }
.product .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.wide { grid-column: 1 / -1; }
.products { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.products.single { grid-template-columns: minmax(0, 1fr); }
label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; }
input, select, button { font: inherit; border-radius: 6px; padding: 10px; border: 1px solid #9fae9b; min-width: 0; }
input, select { width: 100%; background: #fff; color: #26362b; }
button { cursor: pointer; background: #51694a; color: #fff; font-weight: 600; }
button:disabled { opacity: .45; cursor: default; }
button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible, a:focus-visible { outline: 3px solid #9b7123; outline-offset: 3px; }
.help, details { color: #51604f; line-height: 1.6; }
summary { cursor: pointer; font-weight: 600; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
table { border-collapse: collapse; width: 100%; margin: 12px 0; }
td, th { padding: 9px 6px; text-align: right; border-bottom: 1px solid #e1e6dd; }
th:first-child, td:first-child { text-align: left; }
.money { font-size: 1.35rem; color: #3f613e; }
.history-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid #d6ddd2; padding: 12px 0; }
#message { padding: 12px 0; font-weight: 600; }
.error { color: #ad2424; }
.compact { font-size: .9rem; }
@media (max-width: 760px) { .products, .settings-grid { grid-template-columns: 1fr; } .settings-grid > label:first-child { grid-column: auto; } header { flex-wrap: wrap; } main { padding: 12px; } section, .product { padding: 14px; } }
@media (max-width: 420px) { .product .grid { grid-template-columns: 1fr; } }
@media print {
  :root { background: white; color: black; font-size: 9pt; }
  header a, .actions, .history, #message, details, .notice { display: none !important; }
  header { padding: 0 0 10px; }
  main { padding: 0; }
  section, .product { padding: 10px; border-radius: 0; }
  .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .products { display: block; }
  input, select { padding: 3px; border: 0; appearance: none; }
  h2, h3 { break-after: avoid; }
  tr { break-inside: avoid; }
  #results { break-before: page; }
  @page { size: A4; margin: 12mm; }
}

/* Daily view: three operating inputs, saved costs tucked away, decision alongside. */
main { max-width: 1640px; }
#workspace { display: grid; grid-template-columns: minmax(440px, .95fr) minmax(520px, 1.05fr); gap: 20px; align-items: start; }
.intro, .history { grid-column: 1 / -1; }
.intro { display: flex; justify-content: space-between; align-items: center; gap: 20px; background: #405440; color: #fff; margin-bottom: 0; }
.intro h2 { margin: 6px 0; font-size: 1.8rem; }
.intro p { margin: 0; color: #e1e8db; }
.eyebrow { font-size: .8rem; font-weight: 700; letter-spacing: .12em; color: #9a711f; }
.intro .eyebrow { color: #e6ca84; }
.simulation-tag { border: 1px solid #92a38b; border-radius: 20px; padding: 8px 12px; white-space: nowrap; font-size: .85rem; }
#calculator > section, #calculator .product { padding: 18px; }
#calculator .products { display: block; }
.settings-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
#general-settings .settings-grid { grid-template-columns: 1fr; }
.settings-grid > label:first-child { grid-column: auto; }
.product .quick-inputs { grid-template-columns: repeat(3,minmax(0,1fr)); }
.quick-inputs input { font-size: 1.25rem; font-weight: 700; border: 1px solid #7d956d; background: #f6faef; padding: 13px 9px; }
.preset-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding-top: 12px; }
#preset-state { font-weight: 600; }
.secondary { color: #405440; background: #f2f5ed; }
.cost-settings, #general-settings { margin-top: 16px; border-top: 1px solid #d6ddd2; padding-top: 12px; }
details[open] > summary { margin-bottom: 15px; }
.method-help { font-size: .9rem; }
#results, .decision-placeholder { position: sticky; top: 16px; border-top: 4px solid #ad9150; padding: 22px; }
#results h2, .decision-placeholder h2 { margin: 6px 0 14px; }
#result-products { grid-template-columns: 1fr; gap: 14px; }
#result-products .product { border: 0; background: #f5f7f1; padding: 18px; margin: 0; }
.product h3 small { font-size: .85rem; font-weight: 400; }
.cost-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-bottom: 16px; }
.cost-metrics span, .price-option > span { display: block; color: #596853; font-size: .85rem; }
.cost-metrics strong { display: block; font-size: 1.6rem; margin-top: 3px; }
.price-options { display: grid; grid-template-columns: repeat(auto-fit,minmax(140px,1fr)); gap: 10px; margin-bottom: 16px; }
.price-option { background: #fff; border: 1px solid #c7d3bd; border-radius: 9px; padding: 14px; min-width: 0; }
.price-option > strong { display: block; color: #35582e; font-size: 1.65rem; margin: 8px 0; overflow-wrap: anywhere; }
.price-option strong small { font-size: .8rem; font-weight: 400; }
.price-option p { margin: 0; font-size: .8rem; color: #586951; }
.price-option b { display: block; margin-top: 4px; font-size: 1rem; }
.placeholder-metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; padding: 24px 0; }
.placeholder-metrics span { background: #f3f5ef; padding: 15px; border-radius: 9px; }
.placeholder-metrics strong { display: block; font-size: 2rem; margin-top: 10px; color: #85917e; }
#save-state { flex-basis: 100%; font-size: .9rem; }
@media (max-width: 1180px) { #workspace { grid-template-columns: minmax(0,1fr); } #results,.decision-placeholder { position: static; } }
@media (max-width: 650px) { .intro { flex-direction: column; align-items: start; } .settings-grid, .product .quick-inputs { grid-template-columns: 1fr; } .cost-metrics { grid-template-columns: 1fr; } .placeholder-metrics { grid-template-columns: 1fr; } .history-item span { overflow-wrap: anywhere; min-width: 0; } }
@media print { #workspace { display: block; } .intro, .decision-placeholder, .preset-bar { display: none !important; } #results { position: static; break-before: auto; } #result-products .product { background: #fff; } .price-options { grid-template-columns: repeat(3,1fr); } }
@media print { #results details { display: block !important; } #results details > summary { display: none; } }