:root {
  --primary: #2459ff;
  --primary-2: #1b4ed8;
  --bg: #f4f6fb;
  --card: #ffffff;
  --text: #1c2b3a;
  --muted: #6a7485;
  --border: #e3e8f0;
  --row: #ffffff;
  --rowAlt: #f7f9fd;
  --rowKey: #eef3ff;
  --shadow: 0 14px 40px rgba(36, 89, 255, 0.12);
}

body {
  background: radial-gradient(circle at 20% 20%, rgba(36, 89, 255, 0.08), transparent 40%),
              radial-gradient(circle at 80% 0%, rgba(36, 89, 255, 0.05), transparent 45%),
              var(--bg);
  color: var(--text);
  font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
}

.container {
  max-width: 992px;
}

.page-shell {
  min-height: 100vh;
}

.calc-shell {
  padding: 24px;
}

.site-footer {
  padding: 24px 0 32px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  justify-content: center;
}

.footer-legal {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  justify-content: center;
  align-items: center;
}

.footer-legal a {
  color: inherit;
  text-decoration: none;
  font-weight: 600;
}

.footer-legal a:hover {
  text-decoration: underline;
}

.footer-legal img {
  margin-right: 6px;
  vertical-align: text-bottom;
}

.footer-divider {
  color: var(--muted);
}

.glass-card {
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.92));
  border: 1px solid rgba(36, 89, 255, 0.08);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.page-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

@media (min-width: 768px) {
  .page-header {
    gap: 16px;
  }
}

.site-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(36, 89, 255, 0.12);
  padding: 10px 0;
  z-index: 1030;
}

.site-header .navbar-brand {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--text);
}

.site-header .navbar-brand:hover,
.site-header .navbar-brand:focus {
  color: var(--text);
}

.site-header .nav-link {
  color: var(--text);
  border-radius: 999px;
  padding: 6px 10px;
}

.site-header .nav-link:hover,
.site-header .nav-link:focus {
  color: var(--text);
  background: rgba(36, 89, 255, 0.12);
}

.site-header .dropdown-menu {
  border-radius: 14px;
  border-color: var(--border);
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.16);
  background: var(--card);
  color: var(--text);
}

@media (max-width: 991.98px) {
  .site-header .navbar-nav .dropdown-menu {
    position: absolute;
    width: max-content;
    max-width: min(280px, 90vw);
  }
}

.site-header .dropdown-item {
  font-weight: 600;
  gap: 8px;
  color: var(--text);
}

.site-header .dropdown-item.active,
.site-header .dropdown-item:active {
  background: rgba(36, 89, 255, 0.18);
  color: var(--text);
}

.site-header .bi {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.theme-icon-active {
  width: 18px;
  height: 18px;
}

.lang-current {
  font-weight: 700;
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(36, 89, 255, 0.15);
  color: var(--text);
}

.lang-icon {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: rgba(36, 89, 255, 0.12);
  color: var(--text);
  font-size: 0.65rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.eyebrow {
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
  text-transform: uppercase;
  font-size: 12px;
}

.panel-grid {
  display: grid;
  gap: 14px;
}

.calc-layout {
  display: grid;
  grid-template-columns: 4fr 3fr;
  gap: 20px;
  align-items: start;
}

@media (max-width: 1024px) {
  .calc-layout {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
  box-shadow: 0 10px 30px rgba(17, 24, 39, 0.05);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.panel-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #eef3ff;
  color: var(--primary);
  font-weight: 800;
  border-radius: 12px;
  padding: 4px 8px;
  font-size: 12px;
}

.panel-title {
  font-weight: 800;
  color: var(--text);
  font-size: 0.875rem;
  letter-spacing: 0.01em;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px 14px;
}

@media (min-width: 768px) {
  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.shipping-toggle .btn {
  width: 100%;
}

.form-group label {
  font-weight: 700;
  color: #304057;
  margin-bottom: 6px;
  display: inline-block;
  font-size: 0.72rem;
}

.form-group--full {
  grid-column: 1 / -1;
}

.form-control,
.form-select {
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #f8faff;
  padding: 8px 10px;
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.02);
}

.form-control:focus,
.form-select:focus,
.btn:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.15rem rgba(36, 89, 255, 0.15);
}

.input-group .btn {
  border-radius: 0 12px 12px 0;
  border-color: var(--primary);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
  border: none;
  font-weight: 700;
  padding-inline: 22px;
  box-shadow: 0 10px 20px rgba(36, 89, 255, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-2) 0%, #153db0 100%);
}

.btn-outline-secondary {
  border-radius: 12px;
  font-weight: 700;
  color: #2f3c50;
  border-color: var(--border);
  background: #f7f8fb;
}

.calc-table-wrap {
  margin-top: 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.04);
}

.calc-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 14px;
}

.calc-table thead th {
  position: sticky;
  top: 0;
  background: linear-gradient(180deg, #f5f8ff 0%, #e8eeff 100%);
  color: #0b3a66;
  text-align: right;
  padding: 12px 12px;
  font-weight: 800;
  border-bottom: 1px solid var(--border);
}

.calc-table thead th:first-child {
  text-align: left;
  width: 42%;
}

.calc-table tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid #e9ecef;
  text-align: right;
}

.calc-table tbody tr:nth-child(odd) {
  background: var(--rowAlt);
}

.calc-table tbody tr:nth-child(even) {
  background: var(--row);
}

.calc-table tbody tr td:first-child {
  text-align: left;
  font-weight: 600;
  color: #223040;
}

.calc-table tbody tr.row-total {
  background: var(--rowKey);
  font-weight: 800;
  color: var(--primary);
}

.calc-table tbody tr.row-strong td:first-child {
  color: #0b3a66;
}

.manual-toggle label {
  font-weight: 700;
  color: var(--text);
}

.readonly-field {
  background-color: #f8fafc;
  cursor: not-allowed;
}

.price-big {
  font-size: 30px;
  font-weight: 900;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.price-card {
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.08);
  overflow: hidden;
}

.price-card .price-card__header {
  background: linear-gradient(135deg, #1b4ed8 0%, #2459ff 100%);
  color: #fff;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.price-card .price-card__badge {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
}

.price-card .price-card__body {
  padding: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  align-items: center;
}

.price-card .price-card__label {
  font-size: 12px;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.price-card .price-card__value {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
}

.price-card .price-card__value--positive {
  color: #10b981;
}

.price-card .price-card__value--negative {
  color: #ef4444;
}

.price-card .price-card__subvalue {
  font-size: 14px;
  color: #475569;
  font-weight: 600;
}

.price-card .clickable-price {
  color: inherit;
}

.result-notes {
  margin-top: 12px;
  font-size: 12px;
  color: var(--muted);
}

.result-notes ul {
  padding-left: 18px;
  margin: 6px 0 0;
}

.result-notes li {
  margin-bottom: 4px;
}

.clickable-price {
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.badge-soft {
  background: rgba(15, 108, 189, 0.1);
  color: var(--primary);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
}

.muted {
  color: var(--muted);
  font-size: 13px;
}

.version {
  font-size: 12px;
  color: var(--muted);
}

.result-card {
  margin-top: 22px;
  background: linear-gradient(135deg, #f5f8ff 0%, #e7eeff 100%);
  border: 1px solid #d6def8;
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 12px 28px rgba(36, 89, 255, 0.12);
}

.calc-results .result-card {
  margin-top: 0;
}

.qr-card {
  border-radius: 18px;
  border: 1px solid var(--border) !important;
  box-shadow: 0 12px 28px rgba(17, 24, 39, 0.08) !important;
}

.qr-card .card-body {
  padding: 24px 32px;
}

.qr-card img {
  width: 140px;
  height: 140px;
  object-fit: contain;
  display: block;
  margin: 0 auto 12px;
}

/* ===== Revenue split ("Распределение выручки") ===== */
.revenue-split-card {
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.revenue-split-card .revenue-head {
  padding: 14px 14px 10px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}

.revenue-title {
  font-weight: 800;
  font-size: 12px;
  color: #334155;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0;
}

.revenue-bar {
  margin: 0 14px;
}

.revenue-bar .progress,
.revenue-bar .progress-stacked {
  height: 32px;
  border-radius: 12px;
  background-color: #e2e8f0;
}

.revenue-bar .progress {
  background-color: transparent;
}

.revenue-bar .progress-bar {
  font-weight: 700;
  font-size: 11px;
  line-height: 1;
}

.revenue-bar .progress-bar.bg-info {
  background-color: #38bdf8 !important;
}

.revenue-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 16px;
  padding: 10px 14px 14px;
  color: var(--muted);
  font-size: 12px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
}

.legend-dot.cost {
  background: #6c757d;
}

.legend-dot.ozon {
  background: #0d6efd;
}

.legend-dot.ads {
  background: #38bdf8;
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 2px,
    rgba(255, 255, 255, 0.5) 2px,
    rgba(255, 255, 255, 0.5) 4px
  );
}

.legend-dot.taxes {
  background: #dc3545;
}

.legend-dot.profit {
  background: #198754;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --primary: #7aa2ff;
    --primary-2: #5b86ff;
    --bg: #0b1120;
    --card: #111827;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --border: #1f2a3f;
    --row: #0f172a;
    --rowAlt: #111e32;
    --rowKey: #1a263a;
    --shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
  }

  :root:not([data-theme="light"]) body {
    background: radial-gradient(circle at 20% 20%, rgba(122, 162, 255, 0.12), transparent 40%),
                radial-gradient(circle at 80% 0%, rgba(122, 162, 255, 0.08), transparent 45%),
                var(--bg);
  }

  :root:not([data-theme="light"]) .glass-card {
    background: linear-gradient(120deg, rgba(15, 23, 42, 0.9), rgba(17, 24, 39, 0.95));
    border: 1px solid rgba(122, 162, 255, 0.18);
  }

  :root:not([data-theme="light"]) .panel-step {
    background: rgba(122, 162, 255, 0.18);
  }

  :root:not([data-theme="light"]) .form-group label {
    color: var(--text);
  }

  :root:not([data-theme="light"]) .form-control,
  :root:not([data-theme="light"]) .form-select {
    background: #0b1220;
    color: var(--text);
  }

  :root:not([data-theme="light"]) .form-control:focus,
  :root:not([data-theme="light"]) .form-select:focus {
    background: #0b1220;
    color: var(--text);
  }

  :root:not([data-theme="light"]) .manual-toggle .form-check-input {
    background-color: #0b1220;
    border-color: var(--border);
  }

  :root:not([data-theme="light"]) .manual-toggle .form-check-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.15rem rgba(122, 162, 255, 0.2);
  }

  :root:not([data-theme="light"]) .manual-toggle .form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
  }

  :root:not([data-theme="light"]) .form-control::placeholder {
    color: var(--muted);
  }

  :root:not([data-theme="light"]) .btn-outline-secondary {
    color: var(--text);
    background: #111827;
  }

  :root:not([data-theme="light"]) .calc-table-wrap {
    box-shadow: 0 14px 26px rgba(0, 0, 0, 0.35);
  }

  :root:not([data-theme="light"]) .calc-table thead th {
    background: linear-gradient(180deg, #111c2d 0%, #0f1928 100%);
    color: var(--text);
  }

  :root:not([data-theme="light"]) .calc-table tbody td {
    border-bottom: 1px solid var(--border);
  }

  :root:not([data-theme="light"]) .calc-table tbody tr td:first-child,
  :root:not([data-theme="light"]) .calc-table tbody tr.row-strong td:first-child {
    color: var(--text);
  }

  :root:not([data-theme="light"]) .readonly-field {
    background-color: #0b1220;
  }

  :root:not([data-theme="light"]) .price-card {
    box-shadow: 0 12px 26px rgba(0, 0, 0, 0.45);
    border-color: #2b6fff;
    background: var(--card);
  }

  :root:not([data-theme="light"]) .price-card .price-card__label {
    color: #94a3b8;
  }

  :root:not([data-theme="light"]) .price-card .price-card__value {
    color: var(--text);
  }

  :root:not([data-theme="light"]) .price-card .price-card__subvalue {
    color: var(--muted);
  }

  :root:not([data-theme="light"]) .form-control:disabled,
  :root:not([data-theme="light"]) .form-select:disabled,
  :root:not([data-theme="light"]) .form-control[readonly] {
    background: #0b1220;
    color: var(--muted);
    border-color: var(--border);
    opacity: 1;
  }

  :root:not([data-theme="light"]) .readonly-field {
    border-color: var(--border);
  }

  :root:not([data-theme="light"]) .result-card {
    background: linear-gradient(135deg, #111c2d 0%, #0f1928 100%);
    border: 1px solid #1f2a3f;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
  }

  :root:not([data-theme="light"]) .revenue-title {
    color: var(--muted);
  }

  :root:not([data-theme="light"]) .revenue-bar .progress,
  :root:not([data-theme="light"]) .revenue-bar .progress-stacked {
    background-color: #1f2937;
  }
}

:root[data-theme="dark"] {
  --primary: #7aa2ff;
  --primary-2: #5b86ff;
  --bg: #0b1120;
  --card: #111827;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --border: #1f2a3f;
  --row: #0f172a;
  --rowAlt: #111e32;
  --rowKey: #1a263a;
  --shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
}

:root[data-theme="dark"] body {
  background: radial-gradient(circle at 20% 20%, rgba(122, 162, 255, 0.12), transparent 40%),
              radial-gradient(circle at 80% 0%, rgba(122, 162, 255, 0.08), transparent 45%),
              var(--bg);
}

:root[data-theme="dark"] .glass-card {
  background: linear-gradient(120deg, rgba(15, 23, 42, 0.9), rgba(17, 24, 39, 0.95));
  border: 1px solid rgba(122, 162, 255, 0.18);
}

:root[data-theme="dark"] .panel-step {
  background: rgba(122, 162, 255, 0.18);
}

:root[data-theme="dark"] .form-group label {
  color: var(--text);
}

:root[data-theme="dark"] .form-control,
:root[data-theme="dark"] .form-select {
  background: #0b1220;
  color: var(--text);
}

:root[data-theme="dark"] .form-control:focus,
:root[data-theme="dark"] .form-select:focus {
  background: #0b1220;
  color: var(--text);
}

:root[data-theme="dark"] .manual-toggle .form-check-input {
  background-color: #0b1220;
  border-color: var(--border);
}

:root[data-theme="dark"] .manual-toggle .form-check-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.15rem rgba(122, 162, 255, 0.2);
}

:root[data-theme="dark"] .manual-toggle .form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
}

:root[data-theme="dark"] .form-control::placeholder {
  color: var(--muted);
}

:root[data-theme="dark"] .btn-outline-secondary {
  color: var(--text);
  background: #111827;
}

:root[data-theme="dark"] .calc-table-wrap {
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.35);
}

:root[data-theme="dark"] .calc-table thead th {
  background: linear-gradient(180deg, #111c2d 0%, #0f1928 100%);
  color: var(--text);
}

:root[data-theme="dark"] .calc-table tbody td {
  border-bottom: 1px solid var(--border);
}

:root[data-theme="dark"] .calc-table tbody tr td:first-child,
:root[data-theme="dark"] .calc-table tbody tr.row-strong td:first-child {
  color: var(--text);
}

:root[data-theme="dark"] .readonly-field {
  background-color: #0b1220;
}

:root[data-theme="dark"] .price-card {
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.45);
  border-color: #2b6fff;
  background: var(--card);
}

:root[data-theme="dark"] .price-card .price-card__label {
  color: #94a3b8;
}

:root[data-theme="dark"] .price-card .price-card__value {
  color: var(--text);
}

:root[data-theme="dark"] .price-card .price-card__subvalue {
  color: var(--muted);
}

:root[data-theme="dark"] .form-control:disabled,
:root[data-theme="dark"] .form-select:disabled,
:root[data-theme="dark"] .form-control[readonly] {
  background: #0b1220;
  color: var(--muted);
  border-color: var(--border);
  opacity: 1;
}

:root[data-theme="dark"] .readonly-field {
  border-color: var(--border);
}

:root[data-theme="dark"] .result-card {
  background: linear-gradient(135deg, #111c2d 0%, #0f1928 100%);
  border: 1px solid #1f2a3f;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
}

:root[data-theme="dark"] .revenue-title {
  color: var(--muted);
}

:root[data-theme="dark"] .revenue-bar .progress,
:root[data-theme="dark"] .revenue-bar .progress-stacked {
  background-color: #1f2937;
}

:root[data-theme="dark"] .site-header {
  background: rgba(15, 23, 42, 0.92);
  border-bottom-color: rgba(122, 162, 255, 0.2);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .site-header {
    background: rgba(15, 23, 42, 0.92);
    border-bottom-color: rgba(122, 162, 255, 0.2);
  }
}

.text-muted {
  color: var(--muted) !important;
}