:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-alt: #f7f7f8;
  --row-alt: #f4f4f5;
  --text: #1f2937;
  --muted: #6b7280;
  --line: #e2e5e9;
  --brand: #c99a35;
  --brand-dark: #a07824;
  --dark: #111827;
  --danger: #b42318;
  --shadow: 0 20px 55px rgba(15,23,42,.07);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.hidden { display: none !important; }

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.pc-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.pc-header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.pc-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}
.pc-brand img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  background: #050505;
  border: 1px solid rgba(201,154,53,.55);
}
.pc-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.pc-theme-btn,
.pc-home-btn {
  min-height: 41px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--surface);
  color: var(--text);
  font-size: 11px;
  font-weight: 800;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--brand-dark);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.builder-hero {
  padding: 52px 0 34px;
  background:
    radial-gradient(circle at 90% 10%, rgba(201,154,53,.12), transparent 26%),
    linear-gradient(180deg, #fff, #f5f6f8);
}
.builder-hero h1 {
  margin: 0;
  font-size: clamp(37px, 5vw, 58px);
  letter-spacing: -.05em;
}
.builder-hero p {
  max-width: 800px;
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.builder-section {
  padding: 22px 0 76px;
}
.builder-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 335px;
  gap: 18px;
  align-items: start;
}
.builder-main {
  display: grid;
  gap: 18px;
}
.builder-card,
.status-card,
.side-note {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 20px;
  box-shadow: var(--shadow);
}
.builder-card {
  overflow: hidden;
}
.builder-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 23px 24px 20px;
}
.builder-card-head h2,
.status-card h2 {
  margin: 0;
  font-size: 25px;
  letter-spacing: -.035em;
}
.no-price-pill {
  min-height: 29px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: #f7f1df;
  color: #8a651a;
  font-size: 9px;
  font-weight: 800;
  white-space: nowrap;
}

.builder-table-head {
  display: grid;
  grid-template-columns: 180px minmax(260px,1fr) 116px;
  gap: 15px;
  padding: 9px 16px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #111827;
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.builder-table-head span:last-child {
  text-align: center;
}

.builder-rows {
  display: grid;
}
.builder-row {
  display: grid;
  grid-template-columns: 180px minmax(260px,1fr) 116px;
  align-items: center;
  gap: 15px;
  min-height: 65px;
  padding: 10px 16px;
}
.builder-row:nth-child(odd) {
  background: var(--row-alt);
}
.builder-category {
  font-size: 12px;
  font-weight: 700;
}
.builder-selection {
  display: grid;
  gap: 7px;
}
.component-select,
.custom-component {
  width: 100%;
  min-height: 43px;
  border: 1px solid #cfd4dc;
  border-radius: 5px;
  padding: 0 12px;
  background: #fff;
  color: var(--text);
  outline: none;
}
.component-select:focus,
.custom-component:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(201,154,53,.10);
}
.custom-component {
  min-height: 39px;
  font-size: 11px;
}

.qty-control {
  display: grid;
  grid-template-columns: 34px 42px 34px;
  justify-content: center;
}
.qty-control button,
.qty-control input {
  height: 42px;
  border: 1px solid #c9cdd3;
}
.qty-control button {
  border: 0;
  background: #bcbec2;
  color: #fff;
  font-size: 18px;
}
.qty-control button:first-child {
  border-radius: 4px 0 0 4px;
}
.qty-control button:last-child {
  border-radius: 0 4px 4px 0;
}
.qty-control input {
  width: 42px;
  padding: 0;
  border-left: 0;
  border-right: 0;
  background: #fff;
  color: var(--text);
  text-align: center;
  -moz-appearance: textfield;
}
.qty-control input::-webkit-outer-spin-button,
.qty-control input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.contact-card {
  padding-bottom: 24px;
}
.request-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 0 24px;
}
.request-form label {
  display: grid;
  gap: 6px;
}
.request-form label > span {
  color: #374151;
  font-size: 10px;
  font-weight: 800;
}
.request-form label small {
  color: var(--muted);
  font-weight: 500;
}
.request-form input,
.request-form select,
.request-form textarea {
  width: 100%;
  border: 1px solid #d0d5dd;
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  outline: none;
}
.request-form input,
.request-form select {
  min-height: 45px;
  padding: 0 11px;
}
.request-form textarea {
  min-height: 100px;
  padding: 11px;
  resize: vertical;
}
.request-form input:focus,
.request-form select:focus,
.request-form textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(201,154,53,.10);
}
.wide { grid-column: 1 / -1; }

.primary-btn,
.secondary-btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 11px;
  font-weight: 800;
}
.primary-btn {
  border: 0;
  background: var(--brand);
  color: #fff;
}
.primary-btn:hover { background: var(--brand-dark); }
.secondary-btn {
  border: 1px solid var(--line);
  background: var(--dark);
  color: #fff;
}
.primary-btn:disabled,
.secondary-btn:disabled {
  opacity: .6;
  cursor: wait;
}

.builder-error {
  padding: 11px 12px;
  border: 1px solid #fecdca;
  border-radius: 10px;
  background: #fef3f2;
  color: var(--danger);
  font-size: 10px;
  line-height: 1.5;
}

.request-success {
  padding: 10px 24px 4px;
  text-align: center;
}
.success-icon {
  width: 60px;
  height: 60px;
  display: grid;
  place-items: center;
  margin: 0 auto 15px;
  border-radius: 50%;
  background: #ecfdf3;
  color: #067647;
  font-size: 26px;
  font-weight: 900;
}
.request-success h3 {
  margin: 0 0 9px;
  font-size: 25px;
}
.request-success > p {
  color: var(--muted);
  font-size: 11px;
}
.request-code {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 15px 0 10px;
}
.request-code strong {
  padding: 11px 13px;
  border-radius: 9px;
  background: var(--surface-alt);
  font-size: 17px;
}
.request-code button {
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface);
  color: var(--text);
  font-weight: 800;
}
.save-warning {
  max-width: 500px;
  margin: 0 auto 15px;
  padding: 10px 12px;
  border: 1px solid #fde68a;
  border-radius: 10px;
  background: #fffbeb;
  color: #92400e;
  font-size: 10px;
}
.request-success .secondary-btn {
  width: min(360px,100%);
}
.text-btn {
  display: block;
  margin: 10px auto 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  text-decoration: underline;
  font-size: 10px;
}

.builder-side {
  position: sticky;
  top: 92px;
  display: grid;
  gap: 13px;
}
.status-card,
.side-note {
  padding: 22px;
}
.status-card > p,
.side-note p {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}
.status-form {
  display: grid;
  gap: 11px;
  margin-top: 17px;
}
.status-form label {
  display: grid;
  gap: 6px;
}
.status-form label span {
  font-size: 10px;
  font-weight: 800;
}
.status-form input {
  width: 100%;
  min-height: 43px;
  padding: 0 10px;
  border: 1px solid #d0d5dd;
  border-radius: 9px;
  background: #fff;
  outline: none;
}
.status-form .secondary-btn {
  width: 100%;
}

.status-result {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.status-result-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.status-result-head small {
  display: block;
  color: var(--muted);
  font-size: 8px;
  text-transform: uppercase;
}
.status-result-head strong {
  font-size: 12px;
}
.status-pill {
  padding: 6px 9px;
  border-radius: 999px;
  font-size: 8px;
  font-weight: 800;
}
.status-pill.new { background:#fff7ed;color:#9a3412; }
.status-pill.reviewing { background:#eff6ff;color:#1d4ed8; }
.status-pill.quoted { background:#ecfdf3;color:#067647; }
.status-pill.closed { background:#f2f4f7;color:#475467; }

.status-progress {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  align-items: center;
  margin: 18px 0;
}
.progress-step {
  display: grid;
  justify-items: center;
  gap: 5px;
  min-width: 50px;
  opacity: .3;
  color: var(--muted);
  font-size: 7px;
  text-align: center;
}
.progress-step b {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 2px solid #d0d5dd;
  border-radius: 50%;
  background: var(--surface);
}
.progress-step.done,
.progress-step.active { opacity: 1; }
.progress-step.done b,
.progress-step.active b {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}
.progress-line {
  height: 3px;
  background: #e5e7eb;
}
.progress-line.done { background: var(--brand); }

.quote-box {
  padding: 15px;
  border: 1px solid rgba(201,154,53,.3);
  border-radius: 13px;
  background: rgba(201,154,53,.07);
}
.quote-box > span {
  display: block;
  color: var(--muted);
  font-size: 8px;
  text-transform: uppercase;
}
.quote-box > strong {
  display: block;
  margin: 4px 0 11px;
  color: var(--brand-dark);
  font-size: 25px;
}
.quote-section {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(201,154,53,.22);
}
.quote-section h4 {
  margin: 0 0 6px;
  font-size: 10px;
}
.quote-section p {
  margin: 0;
  white-space: pre-line;
  color: #4b5563;
  font-size: 10px;
  line-height: 1.6;
}
.status-meta {
  display: grid;
  gap: 7px;
  margin-top: 13px;
}
.status-meta div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--line);
}
.status-meta span {
  color: var(--muted);
  font-size: 8px;
}
.status-meta b {
  font-size: 9px;
  text-align: right;
}
.side-note strong {
  font-size: 11px;
}

/* Dark mode */
html[data-theme="dark"] {
  --bg: #090d13;
  --surface: #111827;
  --surface-alt: #182131;
  --row-alt: #151e2b;
  --text: #f8fafc;
  --muted: #98a2b3;
  --line: #283548;
  --dark: #05080d;
  --shadow: 0 20px 55px rgba(0,0,0,.3);
}
html[data-theme="dark"] body { background: var(--bg); }
html[data-theme="dark"] .pc-header {
  background: rgba(9,13,19,.92);
}
html[data-theme="dark"] .pc-theme-btn,
html[data-theme="dark"] .pc-home-btn,
html[data-theme="dark"] .builder-card,
html[data-theme="dark"] .status-card,
html[data-theme="dark"] .side-note,
html[data-theme="dark"] .request-code button {
  background: var(--surface);
  color: var(--text);
  border-color: var(--line);
}
html[data-theme="dark"] .builder-hero {
  background:
    radial-gradient(circle at 90% 10%, rgba(201,154,53,.12), transparent 26%),
    linear-gradient(180deg,#0f1621,#090d13);
}
html[data-theme="dark"] .component-select,
html[data-theme="dark"] .custom-component,
html[data-theme="dark"] .request-form input,
html[data-theme="dark"] .request-form select,
html[data-theme="dark"] .request-form textarea,
html[data-theme="dark"] .status-form input,
html[data-theme="dark"] .qty-control input {
  background: #0d131c;
  color: var(--text);
  border-color: var(--line);
}
html[data-theme="dark"] .request-form label > span,
html[data-theme="dark"] .status-form label span {
  color: #cbd5e1;
}
html[data-theme="dark"] .save-warning {
  background: rgba(146,64,14,.18);
  border-color: rgba(251,191,36,.25);
  color: #fcd34d;
}
html[data-theme="dark"] .quote-section p { color:#d1d5db; }
html[data-theme="dark"] .progress-step b {
  background: var(--surface);
  border-color: #475467;
}
html[data-theme="dark"] .progress-line { background:#344054; }

@media (max-width: 980px) {
  .builder-layout {
    grid-template-columns: 1fr;
  }
  .builder-side {
    position: static;
  }
}

@media (max-width: 720px) {
  .container { width:min(100% - 22px,1180px); }
  .pc-header-inner { min-height:64px; }
  .pc-brand img { width:38px;height:38px; }
  .pc-brand > span { display:none; }
  .pc-theme-btn,
  .pc-home-btn { min-height:37px;padding:0 9px;font-size:9px; }
  .pc-theme-btn [data-theme-text] { display:none; }

  .builder-hero { padding:35px 0 24px; }
  .builder-hero h1 { font-size:38px; }
  .builder-hero p { font-size:13px; }

  .builder-card-head {
    flex-direction:column;
    padding:19px 15px 15px;
  }
  .builder-card-head h2 { font-size:22px; }

  .builder-table-head { display:none; }
  .builder-row,
  .builder-row:nth-child(odd) {
    grid-template-columns:1fr;
    gap:8px;
    padding:14px;
    border-top:1px solid var(--line);
    background:var(--surface);
  }
  .builder-row:nth-child(even) {
    background:var(--row-alt);
  }
  .builder-category {
    font-size:11px;
  }
  .qty-control {
    justify-content:start;
  }

  .contact-card { padding-bottom:18px; }
  .request-form {
    grid-template-columns:1fr;
    padding:0 15px;
  }
  .wide { grid-column:auto; }

  .status-progress {
    grid-template-columns:1fr;
  }
  .progress-step {
    grid-template-columns:28px 1fr;
    justify-items:start;
    align-items:center;
    min-width:0;
    text-align:left;
  }
  .progress-line {
    width:3px;
    height:17px;
    margin:3px 0 3px 12px;
  }
}