:root{
  --bg:#f5f6f2;
  --bg-soft:#f8f9f6;
  --panel:#ffffff;
  --panel-soft:#fcfcfa;
  --panel-tint:#f7f8f4;

  --line:#d9dfd3;
  --line-soft:rgba(76,88,66,0.08);
  --line-strong:rgba(76,88,66,0.14);

  --text:#171b18;
  --text-soft:#667066;
  --text-faint:#8d958d;

  --accent:#72895f;
  --accent-dark:#5f734f;
  --accent-soft:#edf2e8;
  --accent-soft-2:#f5f7f2;

  --success:#557552;
  --warning:#a8732f;
  --danger:#b35f57;

  --success-bg:#eef4eb;
  --warning-bg:#faf3ea;
  --danger-bg:#fbefee;

  --shadow-xs:0 2px 8px rgba(18,24,18,0.025);
  --shadow-sm:0 10px 28px rgba(18,24,18,0.045);
  --shadow-md:0 22px 54px rgba(18,24,18,0.055);

  --radius-xs:10px;
  --radius-sm:14px;
  --radius-md:18px;
  --radius-lg:24px;
  --radius-xl:32px;

  --container:1320px;
  --transition:0.22s ease;
}

*,
*::before,
*::after{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  min-height:100vh;
  font-family:"Poppins",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-weight:400;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(114,137,95,0.03), transparent 24%),
    radial-gradient(circle at top right, rgba(114,137,95,0.025), transparent 18%),
    linear-gradient(180deg, #f7f8f5 0%, #f3f5f0 100%);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{
  display:block;
  max-width:100%;
}

button,
input,
select,
textarea{
  font:inherit;
}

button{
  cursor:pointer;
}

a{
  color:inherit;
  text-decoration:none;
}

.hidden{
  display:none !important;
}

.wrapper{
  width:min(var(--container), calc(100% - 44px));
  margin:20px auto 56px;
}

.hero{
  position:relative;
  overflow:hidden;
  margin-bottom:14px;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.96) 0%, rgba(249,250,247,0.98) 100%);
  box-shadow:var(--shadow-md);
}

.hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(circle at 18% 18%, rgba(114,137,95,0.045), transparent 20%),
    radial-gradient(circle at 84% 16%, rgba(114,137,95,0.03), transparent 18%);
}

.topbar{
  position:relative;
  z-index:1;
  display:flex;
  justify-content:flex-end;
  align-items:center;
  padding:14px 20px 0;
}

.lang-switch{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:transform var(--transition), opacity var(--transition), filter var(--transition);
}

.lang-switch:hover{
  transform:translateY(-1px) scale(1.02);
  opacity:0.96;
  filter:drop-shadow(0 8px 14px rgba(18,24,18,0.08));
}

.lang-switch-icon-only,
.lang-switch-icon-only.lang-switch-large{
  width:auto;
  height:auto;
  padding:0;
  border:0;
  border-radius:0;
  background:transparent;
  box-shadow:none;
}

.lang-switch img{
  width:96px;
  height:96px;
  object-fit:contain;
  border-radius:0;
}

.hero-content{
  position:relative;
  z-index:1;
  padding:4px 34px 28px;
}

.hero-heading{
  display:flex;
  flex-direction:column;
  gap:8px;
  margin-bottom:14px;
}

.hero h1{
  margin:0;
  max-width:900px;
  font-size:clamp(1.72rem, 3.1vw, 2.95rem);
  line-height:1.03;
  letter-spacing:-0.05em;
  font-weight:600;
  color:var(--text);
}

.subtitle{
  font-size:0.94rem;
  line-height:1.2;
  font-weight:600;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--accent-dark);
}

.intro{
  max-width:980px;
  margin:0;
  color:var(--text-soft);
  font-size:1rem;
  line-height:1.86;
  font-weight:400;
}

.mode-tabs{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:10px;
  margin-bottom:10px;
}

.mode-tab{
  min-height:50px;
  padding:0 18px;
  border:1px solid var(--line);
  border-radius:15px;
  background:rgba(255,255,255,0.76);
  color:var(--text-soft);
  font-size:0.96rem;
  font-weight:500;
  box-shadow:var(--shadow-xs);
  transition:
    transform var(--transition),
    background var(--transition),
    color var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}

.mode-tab:hover{
  transform:translateY(-1px);
  background:#fff;
  color:var(--text);
  box-shadow:var(--shadow-sm);
}

.mode-tab.is-active{
  background:linear-gradient(180deg, #f2f5ee 0%, #e8eee2 100%);
  color:var(--accent-dark);
  border-color:rgba(114,137,95,0.24);
  box-shadow:0 10px 20px rgba(114,137,95,0.08);
}

.panel{
  display:flex;
  flex-direction:column;
  gap:16px;
  padding:16px;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  background:linear-gradient(180deg, rgba(255,255,255,0.97) 0%, rgba(250,251,248,0.97) 100%);
  box-shadow:var(--shadow-md);
}

.actions{
  position:sticky;
  top:12px;
  z-index:30;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:0;
  padding:8px;
  border:1px solid rgba(114,137,95,0.10);
  border-radius:16px;
  background:rgba(255,255,255,0.84);
  backdrop-filter:blur(12px);
  box-shadow:0 10px 28px rgba(18,24,18,0.06);
}

.btn-primary,
.btn-secondary,
.row-remove-btn{
  border:0;
  font:inherit;
  transition:
    transform var(--transition),
    background var(--transition),
    box-shadow var(--transition),
    border-color var(--transition),
    color var(--transition),
    opacity var(--transition);
}

.btn-primary{
  min-height:42px;
  padding:0 16px;
  border-radius:12px;
  color:#fff;
  font-size:0.93rem;
  font-weight:500;
  background:linear-gradient(180deg, var(--accent) 0%, var(--accent-dark) 100%);
  box-shadow:0 10px 20px rgba(114,137,95,0.16);
}

.btn-primary:hover{
  transform:translateY(-1px);
  box-shadow:0 14px 24px rgba(114,137,95,0.18);
}

.btn-secondary{
  min-height:42px;
  padding:0 16px;
  border-radius:12px;
  color:var(--accent-dark);
  font-size:0.93rem;
  font-weight:500;
  border:1px solid rgba(114,137,95,0.16);
  background:linear-gradient(180deg, #fafbf8 0%, #f1f5ed 100%);
}

.btn-secondary:hover{
  transform:translateY(-1px);
  background:#f6f8f3;
}

.small-action-btn{
  min-height:40px;
  padding:0 14px;
}

.row-remove-btn{
  min-height:38px;
  padding:0 14px;
  border-radius:12px;
  background:linear-gradient(180deg, #fbf2f1 0%, #f8eceb 100%);
  color:var(--danger);
  border:1px solid rgba(179,95,87,0.12);
  font-weight:500;
}

.row-remove-btn:hover{
  transform:translateY(-1px);
}

.section{
  overflow:hidden;
  margin:0;
  border:1px solid var(--line);
  border-radius:20px;
  background:linear-gradient(180deg, #ffffff 0%, #fbfcf9 100%);
  box-shadow:var(--shadow-xs);
}

.section-highlight{
  background:
    linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(248,250,246,0.99) 100%);
  border-color:rgba(114,137,95,0.18);
}

.section-required{
  background:linear-gradient(180deg, #ffffff 0%, #fbfcf9 100%);
}

.section-optional{
  background:linear-gradient(180deg, #fcfdfb 0%, #f9faf7 100%);
}

.section-toggle{
  width:100%;
  padding:14px 16px;
  border:0;
  background:transparent;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  text-align:left;
}

.section-toggle-left{
  min-width:0;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.section-toggle-title{
  font-size:0.96rem;
  font-weight:600;
  letter-spacing:-0.015em;
  color:var(--text);
}

.section-toggle-icon{
  width:32px;
  height:32px;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--panel-soft);
  color:var(--accent-dark);
  transition:
    transform var(--transition),
    border-color var(--transition),
    background var(--transition);
}

.section-toggle:hover .section-toggle-icon{
  background:#fff;
  border-color:rgba(114,137,95,0.24);
}

.section-toggle-chevron{
  width:8px;
  height:8px;
  border-right:1.7px solid currentColor;
  border-bottom:1.7px solid currentColor;
  transform:rotate(45deg);
  margin-top:-2px;
  transition:transform var(--transition), margin var(--transition);
}

.collapsible.is-open .section-toggle-chevron{
  transform:rotate(-135deg);
  margin-top:2px;
}

.section-body{
  display:none;
  padding:0 14px 14px;
}

.collapsible.is-open .section-body{
  display:block;
}

.section-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:22px;
  padding:4px 10px;
  border-radius:999px;
  font-size:0.66rem;
  font-weight:600;
  white-space:nowrap;
  letter-spacing:0.01em;
}

.required-badge{
  background:var(--danger-bg);
  color:var(--danger);
  border:1px solid rgba(179,95,87,0.12);
}

.optional-badge{
  background:var(--success-bg);
  color:var(--success);
  border:1px solid rgba(85,117,82,0.10);
}

.section-title,
.subsection-title,
.result-block-title,
.precision-title{
  margin:0;
  font-size:0.98rem;
  line-height:1.2;
  font-weight:600;
  letter-spacing:-0.015em;
}

.mini-subtitle{
  margin:0;
  font-size:0.95rem;
  font-weight:600;
}

.section-note,
.subsection-note,
.result-block-note,
.precision-note,
.multi-product-row-note,
.field-help,
.result-subtitle{
  margin:0;
  color:var(--text-soft);
  font-size:0.86rem;
  line-height:1.7;
  font-weight:400;
}

.form-row{
  display:grid;
  grid-template-columns:repeat(12, minmax(0,1fr));
  gap:12px;
  margin-top:12px;
}

.field{
  display:flex;
  flex-direction:column;
  gap:6px;
  min-width:0;
}

.field label{
  color:var(--text);
  font-size:0.77rem;
  line-height:1.35;
  font-weight:500;
  min-height:2.05em;
  display:flex;
  align-items:flex-end;
}

.required-field label::after{
  content:" *";
  color:var(--danger);
}

.field input,
.field select,
.field textarea{
  width:100%;
  min-height:42px;
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--text);
  outline:none;
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    background var(--transition);
}

.field textarea{
  min-height:96px;
  resize:vertical;
}

.field input::placeholder,
.field textarea::placeholder{
  color:var(--text-faint);
}

.field input:focus,
.field select:focus,
.field textarea:focus{
  background:#fff;
  border-color:rgba(114,137,95,0.42);
  box-shadow:0 0 0 4px rgba(114,137,95,0.08);
}

.readonly-field input,
.readonly-field select,
.readonly-field textarea,
.readonly-switch-field select,
input[readonly],
select[readonly],
textarea[readonly]{
  background:var(--panel-tint);
  color:var(--text-soft);
}

input[disabled],
select[disabled],
textarea[disabled]{
  background:#eef1ec;
  color:#96a094;
  border-color:#dde3d8;
  cursor:not-allowed;
}

.field-help{
  font-size:0.78rem;
}

.checkbox-row{
  min-height:42px;
  padding:8px 12px;
  display:inline-flex;
  align-items:center;
  gap:10px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:var(--text-soft);
}

.checkbox-row input{
  margin:0;
  width:16px;
  height:16px;
  accent-color:var(--accent);
}

.hs-hero-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:10px;
  align-items:stretch;
}

.hs-hero-copy{
  min-height:auto;
  border-radius:16px;
  overflow:hidden;
}

.hs-hero-accent{
  background:
    linear-gradient(180deg, rgba(114,137,95,0.08) 0%, rgba(114,137,95,0.05) 100%);
  border:1px solid rgba(114,137,95,0.12);
  box-shadow:none;
}

.hs-hero-copy-inner{
  padding:14px 16px;
  display:flex;
  flex-direction:column;
  gap:8px;
}

.light-title{
  color:var(--accent-dark);
}

.light-note{
  color:var(--text-soft);
}

.hs-hero-form{
  border-radius:16px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, #ffffff 0%, #fbfcfa 100%);
  box-shadow:none;
  padding:14px;
}

.hs-auto-fields{
  margin-top:10px;
}

.subsection-card,
.result-summary-card,
.result-incoterms-card,
.result-table-card,
.result-notes-card,
.precision-card{
  margin-top:12px;
  padding:14px;
  border:1px solid var(--line);
  border-radius:16px;
  background:linear-gradient(180deg, #ffffff 0%, #fbfcfa 100%);
  box-shadow:none;
}

.subsection-head,
.result-card-head,
.result-table-head,
.multi-products-head,
.multi-product-row-head,
.precision-card-top,
.precision-power-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}

.multi-products-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}

.multi-product-row{
  padding:14px;
  border:1px solid var(--line);
  border-radius:16px;
  background:linear-gradient(180deg, #ffffff 0%, #fbfcfa 100%);
}

.multi-product-row-title{
  margin:0 0 4px;
  font-size:0.96rem;
  font-weight:600;
}

.precision-card{
  background:
    linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(249,250,247,0.98) 100%);
}

.precision-copy{
  display:flex;
  flex-direction:column;
  gap:6px;
  max-width:760px;
}

.precision-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:84px;
  min-height:30px;
  padding:6px 12px;
  border-radius:999px;
  font-size:0.73rem;
  font-weight:600;
  white-space:nowrap;
}

.precision-low{
  background:rgba(179,95,87,0.09);
  color:var(--danger);
}

.precision-medium{
  background:rgba(168,115,47,0.10);
  color:var(--warning);
}

.precision-high{
  background:rgba(85,117,82,0.10);
  color:var(--success);
}

.precision-power-wrap{
  margin-top:12px;
  padding:12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:var(--panel-soft);
}

.precision-power-label{
  font-size:0.83rem;
  font-weight:500;
}

.precision-power-value{
  font-size:0.88rem;
  font-weight:600;
  color:var(--accent-dark);
}

.precision-slider-row{
  display:grid;
  grid-template-columns:24px 1fr 32px;
  gap:10px;
  align-items:center;
  margin-top:10px;
}

.precision-slider-min,
.precision-slider-max{
  text-align:center;
  font-size:0.73rem;
  font-weight:500;
  color:var(--text-soft);
}

.precision-range{
  width:100%;
  cursor:default;
  accent-color:var(--accent);
}

.precision-details{
  margin-top:10px;
  color:var(--text-soft);
  font-size:0.86rem;
  line-height:1.7;
}

.result-section{
  margin-top:22px;
}

.result-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin-bottom:14px;
}

.result-title{
  margin:0 0 6px;
  font-size:1.42rem;
  line-height:1.08;
  letter-spacing:-0.03em;
  font-weight:600;
}

.result-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:32px;
  padding:8px 14px;
  border-radius:999px;
  background:var(--accent-soft);
  color:var(--accent-dark);
  font-size:0.74rem;
  font-weight:600;
  white-space:nowrap;
}

.result-summary-grid{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  gap:12px;
  margin-top:12px;
}

.summary-item{
  min-height:82px;
  padding:12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, #ffffff 0%, #fbfcfa 100%);
  display:flex;
  flex-direction:column;
  gap:6px;
}

.summary-label{
  font-size:0.69rem;
  line-height:1.2;
  font-weight:600;
  color:var(--text-soft);
  text-transform:uppercase;
  letter-spacing:0.04em;
}

.summary-value{
  font-size:0.9rem;
  font-weight:500;
  line-height:1.45;
}

.result-legend{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.legend-item{
  display:inline-flex;
  align-items:center;
  min-height:28px;
  padding:5px 10px;
  border-radius:999px;
  font-size:0.71rem;
  font-weight:600;
}

.legend-included{
  background:var(--success-bg);
  color:var(--success);
}

.legend-added{
  background:var(--warning-bg);
  color:var(--warning);
}

.legend-neutral{
  background:var(--accent-soft);
  color:var(--accent-dark);
}

.table-wrap{
  width:100%;
  overflow-x:auto;
  margin-top:12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
}

.comparison-table{
  width:100%;
  min-width:860px;
  border-collapse:collapse;
}

.comparison-table th,
.comparison-table td{
  padding:12px 14px;
  text-align:left;
  vertical-align:top;
  border-bottom:1px solid #edf1ea;
  font-size:0.84rem;
  font-weight:400;
}

.comparison-table thead th{
  background:#fafbf8;
  color:var(--text);
  font-size:0.71rem;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.04em;
}

.comparison-table tbody tr:last-child td{
  border-bottom:0;
}

.cell-included{
  color:var(--success);
  font-weight:500;
}

.cell-added{
  color:var(--warning);
  font-weight:500;
}

.cell-neutral{
  color:var(--text-soft);
  font-weight:500;
}

.progression-cards{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(220px,1fr));
  gap:14px;
  margin-top:12px;
}

.progression-card{
  min-height:214px;
  padding:14px;
  border-radius:16px;
  color:var(--text);
  display:flex;
  flex-direction:column;
  gap:12px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, #ffffff 0%, #fbfcfa 100%);
}

.progression-exw,
.progression-fob,
.progression-cif,
.progression-dap,
.progression-ddp{
  background:
    linear-gradient(180deg, rgba(114,137,95,0.13) 0%, rgba(255,255,255,0.99) 72%);
}

.progression-card-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}

.progression-name{
  font-size:0.92rem;
  font-weight:600;
  letter-spacing:0.01em;
}

.progression-tag{
  display:inline-flex;
  align-items:center;
  min-height:24px;
  padding:4px 8px;
  border-radius:999px;
  background:rgba(255,255,255,0.84);
  border:1px solid rgba(114,137,95,0.10);
  font-size:0.67rem;
  font-weight:600;
  color:var(--accent-dark);
}

.progression-base-block{
  padding:12px;
  border-radius:12px;
  background:rgba(255,255,255,0.78);
  border:1px solid rgba(114,137,95,0.10);
  display:flex;
  flex-direction:column;
  gap:6px;
}

.progression-base-label{
  font-size:0.69rem;
  font-weight:600;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color:var(--text-soft);
}

.progression-base-price{
  font-size:1.22rem;
  font-weight:600;
  line-height:1.02;
  letter-spacing:-0.03em;
  color:var(--text);
}

.progression-base-unit{
  font-size:0.8rem;
  font-weight:500;
  color:var(--text-soft);
}

.progression-steps{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.progression-step{
  padding:10px 12px;
  border-radius:12px;
  background:rgba(255,255,255,0.66);
  border:1px solid rgba(114,137,95,0.08);
}

.progression-step-label{
  display:block;
  font-size:0.77rem;
  line-height:1.45;
  margin-bottom:4px;
  color:var(--text-soft);
}

.progression-step-value{
  font-size:0.88rem;
  font-weight:600;
  color:var(--text);
}

.result-notes-content{
  display:flex;
  flex-direction:column;
  gap:10px;
  margin-top:12px;
}

.result-notes-content p{
  margin:0;
  font-size:0.86rem;
  line-height:1.74;
  color:var(--text-soft);
}

.rate-info{
  margin-top:2px;
  font-size:0.75rem;
  line-height:1.45;
  color:var(--text-soft);
}

.simulation-pane{
  display:none;
}

.simulation-pane.is-active{
  display:flex;
  flex-direction:column;
  gap:16px;
}

#optionalInfoSection{
  order:99;
}

.span-12{grid-column:span 12;}
.span-8{grid-column:span 8;}
.span-6{grid-column:span 6;}
.span-5{grid-column:span 5;}
.span-4{grid-column:span 4;}
.span-3{grid-column:span 3;}
.span-2{grid-column:span 2;}

@media (max-width:1180px){
  .hs-hero-grid,
  .result-head,
  .subsection-head,
  .result-card-head,
  .result-table-head,
  .precision-card-top,
  .precision-power-head,
  .multi-products-head,
  .multi-product-row-head{
    flex-direction:column;
  }

  .result-summary-grid{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
}

@media (max-width:920px){
  .wrapper{
    width:min(100% - 22px, var(--container));
    margin:16px auto 40px;
  }

  .panel{
    padding:14px;
    border-radius:24px;
  }

  .hero-content{
    padding:2px 18px 18px;
  }

  .topbar{
    padding:12px 16px 0;
  }

  .lang-switch img{
    width:74px;
    height:74px;
  }

  .mode-tabs{
    grid-template-columns:1fr;
  }

  .form-row{
    grid-template-columns:1fr;
  }

  .span-12,
  .span-8,
  .span-6,
  .span-5,
  .span-4,
  .span-3,
  .span-2{
    grid-column:span 1;
  }

  .result-summary-grid{
    grid-template-columns:1fr;
  }

  .actions{
    top:8px;
    flex-direction:column;
  }

  .btn-primary,
  .btn-secondary{
    width:100%;
  }

  .precision-slider-row{
    grid-template-columns:22px 1fr 30px;
  }
}

@media (max-width:560px){
  .hero h1{
    font-size:1.56rem;
  }

  .subtitle{
    font-size:0.85rem;
  }

  .intro{
    font-size:0.94rem;
    line-height:1.8;
  }

  .section-toggle-left{
    align-items:flex-start;
    gap:8px;
  }

  .comparison-table{
    min-width:760px;
  }

  .progression-cards{
    grid-template-columns:1fr;
  }

  .lang-switch img{
    width:58px;
    height:58px;
  }
}

@media (prefers-reduced-motion: reduce){
  *,
  *::before,
  *::after{
    animation:none !important;
    transition:none !important;
    scroll-behavior:auto !important;
  }
}

.status-badge {
  font-weight: 600;
  text-align: center;
  background: #f4f6f8;
  border-radius: 8px;
}