:root {
  --bg: #07111f;
  --panel: rgba(13, 29, 49, 0.92);
  --panel-strong: #10253e;
  --border: rgba(139, 180, 218, 0.18);
  --border-strong: rgba(86, 156, 214, 0.44);
  --text: #eef6ff;
  --muted: #9eb2c8;
  --accent: #48a9ff;
  --accent-strong: #1683df;
  --success: #4fd1a5;
  --warning: #f7c873;
  --danger: #ff7b86;
  --radius: 18px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 0%, rgba(41, 121, 190, 0.22), transparent 34rem),
    radial-gradient(circle at 100% 18%, rgba(52, 211, 153, 0.08), transparent 30rem),
    linear-gradient(180deg, #07111f 0%, #091728 52%, #07111f 100%);
}

button, input, select { font: inherit; }

button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid rgba(72, 169, 255, 0.42);
  outline-offset: 2px;
}

.page-shell {
  width: min(1500px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 28px;
}

.hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 28px;
  margin-bottom: 28px;
}

.eyebrow, .section-kicker, .status-card-label {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

h1, h2, p { margin-top: 0; }

h1 {
  margin-bottom: 12px;
  font-size: clamp(2.15rem, 4vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  letter-spacing: -0.025em;
}

.hero-copy {
  max-width: 750px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.65;
}

.status-pill {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 15px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.tone-success { border-color: rgba(79, 209, 165, 0.45); color: var(--success); background: rgba(79, 209, 165, 0.08); }
.tone-warning { border-color: rgba(247, 200, 115, 0.46); color: var(--warning); background: rgba(247, 200, 115, 0.08); }
.tone-danger { border-color: rgba(255, 123, 134, 0.48); color: var(--danger); background: rgba(255, 123, 134, 0.08); }
.tone-neutral { color: var(--muted); }

main { display: grid; gap: 20px; }

.panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(18, 39, 64, 0.96), rgba(9, 25, 43, 0.96));
  box-shadow: var(--shadow);
  padding: 26px;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 24px;
}

.section-heading.compact { margin-bottom: 12px; }
.section-heading > p {
  max-width: 560px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
  text-align: right;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}

label { display: grid; gap: 8px; }
label > span { color: #dcecff; font-size: 0.86rem; font-weight: 750; }
label small, .toggle-row small { color: var(--muted); line-height: 1.4; }

input, select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--border);
  border-radius: 11px;
  padding: 10px 12px;
  background: rgba(3, 13, 24, 0.68);
  color: var(--text);
  transition: border-color 140ms ease, background 140ms ease;
}

input:hover, select:hover { border-color: var(--border-strong); }
input::placeholder { color: #668098; }

.toggle-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: fit-content;
  margin-top: 18px;
  padding: 13px 15px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  cursor: pointer;
}

.toggle-row input { width: 18px; min-height: 18px; margin: 2px 0 0; accent-color: var(--accent); }
.toggle-row span { display: grid; gap: 3px; }

.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.button {
  min-height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: 11px;
  padding: 10px 17px;
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease, opacity 120ms ease;
}
.button:hover:not(:disabled) { transform: translateY(-1px); border-color: var(--accent); }
.button:disabled { cursor: wait; opacity: 0.55; }
.button.primary { background: linear-gradient(135deg, var(--accent-strong), #1b9ae8); }
.button.secondary { background: rgba(72, 169, 255, 0.08); }

.form-errors {
  margin-top: 18px;
  border: 1px solid rgba(255, 123, 134, 0.42);
  border-radius: 11px;
  padding: 12px 14px;
  background: rgba(255, 123, 134, 0.08);
  color: #ffd4d8;
  line-height: 1.55;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.status-card {
  min-height: 124px;
  border: 1px solid var(--border);
  border-radius: 15px;
  padding: 17px;
  background: rgba(11, 28, 47, 0.84);
}
.status-card strong { display: block; margin-bottom: 7px; font-size: 1rem; }
.status-card small { color: var(--muted); line-height: 1.45; }

.warnings-panel { border-color: rgba(247, 200, 115, 0.32); }
.warnings-panel ul { margin: 0; padding-left: 22px; color: #ffe2a8; }
.warnings-panel li + li { margin-top: 7px; }

.metadata-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin: 0 0 18px;
}
.metadata-grid div {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.12);
}
.metadata-grid dt { color: var(--muted); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.metadata-grid dd { margin: 6px 0 0; font-size: 0.88rem; overflow-wrap: anywhere; }

.table-wrap {
  overflow: auto;
  max-height: 68vh;
  border: 1px solid var(--border);
  border-radius: 14px;
}

table { width: 100%; min-width: 900px; border-collapse: separate; border-spacing: 0; }
th, td { padding: 14px 13px; border-bottom: 1px solid var(--border); text-align: right; vertical-align: top; }
th:first-child, td:first-child, th:last-child, td:last-child { text-align: left; }
thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #10253e;
  color: #bcd0e5;
  font-size: 0.71rem;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: rgba(72, 169, 255, 0.035); }
.option-name { min-width: 126px; font-weight: 850; color: #fff; }
.money { white-space: nowrap; font-variant-numeric: tabular-nums; }
.source-detail { min-width: 230px; color: var(--muted); font-size: 0.78rem; line-height: 1.45; overflow-wrap: anywhere; }
.source-detail span { display: block; }
.unavailable { color: var(--danger); }
.available { color: var(--success); }

footer {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 8px;
  padding: 22px 4px 0;
  border-top: 1px solid var(--border);
}

footer .footer-notes {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
  color: #728aa2;
  font-size: 0.78rem;
}

footer .status-grid { margin: 0; }
footer .status-card { min-height: 100px; padding: 14px; }
code { color: #b9ddff; }

[hidden] { display: none !important; }

@media (max-width: 1050px) {
  .builder-grid { grid-template-columns: 1fr; }
  .product-catalog { border-right: none; border-bottom: 1px solid var(--line); padding-right: 0; padding-bottom: 0.8rem; }
}

@media (max-width: 680px) {
  .page-shell { width: min(100% - 20px, 1500px); padding-top: 24px; }
  .hero, .section-heading { align-items: flex-start; flex-direction: column; }
  .section-heading > p { text-align: left; }
  .preview-grid { grid-template-columns: 1fr; }
  .panel { padding: 19px; border-radius: 14px; }
  .context-select { min-width: 100%; }
  .explorer-result { min-width: 100%; }
  footer .footer-notes { flex-direction: column; }
}

@media (max-width: 480px) {
  .panel { padding: 15px; }
  .button { width: 100%; }
  .actions .button { flex: 1 1 auto; }
  .status-pill { padding: 8px 12px; font-size: 0.75rem; }
  .section-heading .compact-actions { width: 100%; }
  .section-heading .compact-actions .button { flex: 1 1 auto; }
}

.explorer-controls { margin-bottom: 0.75rem; }
.explorer-calc { display: flex; align-items: center; gap: 0.75rem; margin-top: 0.75rem; flex-wrap: wrap; }
.explorer-calc label { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; }
.explorer-calc input[type="number"] { width: 9rem; }
.explorer-result { flex: 1; min-width: 16rem; font-size: 0.9rem; color: var(--text); padding: 0.4rem 0.6rem; border-left: 3px solid var(--accent); background: var(--panel-strong); }
.table-scroll { overflow-x: auto; }
.results-table tbody tr { cursor: pointer; }
.results-table tbody tr:hover { background: rgba(86, 156, 214, 0.08); }

/* grouped meter rows in the corporate explorer */
.results-table .group-row td { border-bottom-color: var(--border-strong); }
.results-table .group-row:hover { background: rgba(86, 156, 214, 0.12); }
.group-name { font-weight: 750; color: #fff; }
.group-toggle { display: inline-block; width: 1.1rem; color: var(--accent); font-weight: 800; }
.group-badge {
  display: inline-block;
  margin-left: 0.6rem;
  padding: 1px 8px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.group-badge-space { display: inline-block; }
.group-child td { background: rgba(3, 13, 24, 0.32); font-size: 0.86rem; }
.group-child:hover { background: rgba(86, 156, 214, 0.14); }
.group-child-region { padding-left: 2.3rem !important; color: var(--muted); }
.group-child.selected td { background: rgba(72, 169, 255, 0.16); }

/* ------------------------------------------------------------- estimate builder */

.pricing-context { display: flex; align-items: center; gap: 0.85rem; flex-wrap: wrap; }
.context-label { font-size: 0.72rem; letter-spacing: 0.08em; color: var(--muted); font-weight: 700; }
.context-select { min-width: min(22rem, 100%); max-width: 100%; }
.exchange-rate { width: 8.5rem; min-width: 0; }
.context-detail { font-size: 0.85rem; color: var(--muted); }
.context-empty { font-size: 0.85rem; color: var(--muted); }

.builder-grid { display: grid; grid-template-columns: minmax(12rem, 15rem) minmax(0, 1fr); gap: 1.1rem; }
.product-catalog { display: flex; flex-direction: column; gap: 0.35rem; border-right: 1px solid var(--line); padding-right: 1.1rem; }
.catalog-category { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin: 0.6rem 0 0.2rem; }
.catalog-category:first-child { margin-top: 0; }
.catalog-item { text-align: left; width: 100%; padding: 0.55rem 0.7rem; border-radius: 8px; border: 1px solid transparent; background: var(--panel-strong); color: var(--text); cursor: pointer; font-size: 0.9rem; }
.catalog-item:hover { border-color: var(--accent-dim); }
.catalog-item.selected { border-color: var(--accent); background: rgba(86, 156, 214, 0.12); }
.catalog-empty { font-size: 0.85rem; color: var(--muted); }

.product-configurator { display: flex; flex-direction: column; gap: 0.9rem; }
.configurator-placeholder { color: var(--muted); font-size: 0.9rem; }
.configurator-head h3 { margin: 0 0 0.15rem; font-size: 1.05rem; }
.configurator-sub { margin: 0 0 0.6rem; color: var(--muted); font-size: 0.85rem; }
.field-row { display: flex; flex-direction: column; gap: 0.25rem; }
.field-row > span { font-size: 0.85rem; color: var(--muted); }
.field-row > small { font-size: 0.75rem; color: var(--muted); }
.field-row input[type="text"], .field-row input[type="number"], .field-row select { width: 100%; }
.field-row input.combo-filter { order: -1; font-size: 0.85rem; padding: 7px 10px; min-height: 36px; }

.preview-panel { border-color: var(--accent-dim); }
.preview-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.preview-card { padding: 0.9rem 1rem; border-radius: 10px; }
.preview-card.retail { background: rgba(78, 201, 176, 0.08); border: 1px solid rgba(78, 201, 176, 0.35); }
.preview-card.corporate { background: rgba(86, 156, 214, 0.08); border: 1px solid rgba(86, 156, 214, 0.35); }
.preview-card h4 { margin: 0 0 0.35rem; font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; }
.preview-amount { margin: 0; font-size: 1.25rem; font-weight: 700; }
.preview-annual { margin: 0.1rem 0 0; font-size: 0.8rem; color: var(--muted); }
.preview-options { margin-top: 0.9rem; }
.preview-options h4 { margin: 0 0 0.35rem; font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.preview-option { margin: 0.15rem 0; font-size: 0.85rem; }
.preview-warnings { margin-top: 0.9rem; padding: 0.6rem 0.8rem; border-radius: 8px; background: rgba(220, 220, 170, 0.08); color: var(--text); font-size: 0.85rem; }
.preview-warnings p { margin: 0.15rem 0; }

.compact-actions { margin-left: auto; }
.basket-name strong { display: block; }
.basket-sub { color: var(--muted); font-size: 0.78rem; }
.basket-actions { white-space: nowrap; }
.basket-actions .button.small { padding: 0.2rem 0.55rem; font-size: 0.78rem; margin-right: 0.3rem; }
.basket-evidence { font-size: 0.78rem; color: var(--muted); }
.basket-empty { color: var(--muted); }
.estimate-totals { margin-top: 1rem; }
.totals-empty { color: var(--muted); font-size: 0.85rem; }
.totals-table { width: 100%; min-width: 0; max-width: 46rem; border-collapse: collapse; }
.totals-table th, .totals-table td { text-align: left; padding: 0.45rem 0.7rem; border-bottom: 1px solid var(--line); font-size: 0.88rem; }
.totals-table th { color: var(--muted); font-weight: 600; font-size: 0.75rem; letter-spacing: 0.05em; text-transform: uppercase; }

.evidence { margin-top: 0.9rem; font-size: 0.85rem; }
.evidence summary { cursor: pointer; color: var(--accent); }
.evidence-list { margin: 0.4rem 0 0; padding-left: 1.2rem; color: var(--muted); }

@media (max-width: 680px) {
  .compact-actions { margin-left: 0; }
}