:root {
  --bg: #f6f8fb;
  --bg-elevated: #ffffff;
  --bg-muted: #f1f4f9;

  --text-primary: #0b1220;
  --text-secondary: #5b6779;
  --text-muted: #8a93a4;
  --text-inverse: #ffffff;

  --border: #e4e9f0;
  --border-strong: #cdd5e0;

  --primary: #1f5fff;
  --primary-hover: #1a4ed8;
  --primary-soft: #e8efff;
  --primary-glow: rgba(31, 95, 255, 0.18);

  --success: #18a957;
  --success-hover: #138c47;
  --warning: #f0a000;
  --danger: #e23939;

  --shadow-xs: 0 1px 2px rgba(11, 18, 32, 0.04);
  --shadow-sm: 0 2px 6px rgba(11, 18, 32, 0.06);
  --shadow-md: 0 8px 24px rgba(11, 18, 32, 0.08);
  --shadow-lg: 0 20px 50px rgba(11, 18, 32, 0.12);
  --shadow-focus: 0 0 0 4px var(--primary-glow);

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-pill: 999px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }

/* LAYOUT */
.app {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6) 80px;
}

/* TOPBAR */
.topbar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.logo {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--primary), #4f7bff);
  border-radius: var(--r-md);
  display: grid; place-items: center;
  color: white; font-size: 20px;
  box-shadow: var(--shadow-sm);
}
.brand-text strong { display: block; font-size: 15px; font-weight: 700; line-height: 1.2; }
.brand-text span { display: block; font-size: 12px; font-weight: 500; color: var(--text-secondary); }

/* STEPPER */
.stepper {
  display: flex;
  background: var(--bg-elevated);
  padding: var(--space-3);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--border);
  margin-bottom: var(--space-6);
}
.step {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--r-md);
  color: var(--text-muted);
  position: relative;
}
.step + .step::before {
  content: '';
  position: absolute;
  left: -10px;
  top: 50%;
  width: 6px; height: 1px;
  background: var(--border);
}
.step.active { background: var(--primary-soft); color: var(--primary); }
.step.done { color: var(--success); }
.step-num {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--bg-muted);
  font-weight: 700; font-size: 13px;
  flex-shrink: 0;
}
.step.active .step-num { background: var(--primary); color: white; }
.step.done .step-num { background: var(--success); color: white; }
.step-text { line-height: 1.25; }
.step-text strong { display: block; font-size: 14px; font-weight: 600; }
.step-text small { display: block; font-size: 12px; opacity: 0.85; }

/* MAIN GRID */
.layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--space-6);
  align-items: start;
}
@media (max-width: 1024px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static !important; }
}

/* FORM CARD */
.form-card {
  background: var(--bg-elevated);
  border-radius: var(--r-xl);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.form-section {
  padding: var(--space-6) var(--space-8);
  border-bottom: 1px solid var(--border);
}
.form-section:last-child { border-bottom: none; }
.section-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.section-num {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  border-radius: var(--r-md);
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700; font-size: 14px;
}
.section-head h2 { font-size: 17px; font-weight: 700; }
.section-head .req { color: var(--danger); margin-left: 2px; }

/* PICKER */
.picker-wrap {
  margin-bottom: var(--space-4);
}
.picker-wrap:last-child { margin-bottom: 0; }

.picker-label {
  display: block;
  font-weight: 600; font-size: 14px;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}
.picker-label .muted { font-weight: 400; color: var(--text-muted); font-size: 12px; margin-left: 6px; }

.picker {
  position: relative;
}
.picker-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-elevated);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.15s;
  text-align: left;
}
.picker-trigger:hover { border-color: var(--border-strong); }
.picker-trigger .ph { color: var(--text-muted); flex: 1; }
.picker-trigger .pv { flex: 1; font-weight: 500; }
.picker-trigger .arrow { color: var(--text-muted); font-size: 10px; transition: transform 0.2s; }
.picker-trigger.open .arrow { transform: rotate(180deg); }

.picker-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0; right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  z-index: 100;
  overflow: hidden;
}
.picker-dropdown.open { display: block; }
.picker-search {
  width: 100%;
  padding: 10px 14px;
  border: none;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  outline: none;
}
.picker-search::placeholder { color: var(--text-muted); }
.picker-list { max-height: 240px; overflow-y: auto; }

.picker-opt {
  padding: 10px 14px;
  font-size: 13px;
  cursor: pointer;
  border-bottom: 1px solid #f9fafb;
  transition: background 0.1s;
}
.picker-opt:last-child { border-bottom: none; }
.picker-opt:hover { background: var(--bg-muted); }
.picker-opt.selected { background: var(--primary-soft); color: var(--primary); font-weight: 500; }
.picker-opt.gh {
  font-size: 11px; font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  padding: 6px 14px 4px;
  background: var(--bg-muted);
  cursor: default;
  pointer-events: none;
}
.picker-opt .hint { font-weight: 400; color: var(--text-muted); font-size: 11px; }
.picker-opt.selected .hint { color: var(--primary); }
.picker-empty { padding: 20px; text-align: center; color: var(--text-muted); font-size: 13px; }

/* CAR DETAILS */
.car-badges {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-3);
}
.car-badge {
  background: var(--bg-muted);
  border-radius: var(--r-sm);
  padding: 6px 10px;
  font-size: 12px;
  display: flex;
  gap: 6px;
  align-items: center;
}
.car-badge .l { color: var(--text-muted); }
.car-badge .v { font-weight: 600; }

/* COMPLECT + DESIGN selects */
.field {
  margin-bottom: var(--space-4);
}
.field:last-child { margin-bottom: 0; }
.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 700px) {
  .field-grid { grid-template-columns: 1fr; }
}
.field label {
  display: block;
  font-weight: 600; font-size: 14px;
  margin-bottom: var(--space-2);
}
.field label .muted { font-weight: 400; color: var(--text-muted); font-size: 12px; margin-left: 6px; }

.select-styled {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-muted);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  font-size: 14px;
  color: var(--text-primary);
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3e%3cpath d='M1 1.5L6 6.5L11 1.5' stroke='%235b6779' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
  transition: border 0.15s;
}
.select-styled:focus { border-color: var(--primary); box-shadow: var(--shadow-focus); }

/* Surcharge info */
.surcharge-info {
  font-size: 12px;
  color: var(--warning);
  margin-top: var(--space-2);
  padding: 6px 10px;
  background: #fff8e6;
  border-radius: var(--r-sm);
}

/* Extra services */
.extra-row {
  margin-bottom: var(--space-3);
}
.extra-row .picker { margin-bottom: 0; }
.extra-row .remove-btn {
  flex-shrink: 0;
  width: 32px; height: 32px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--danger);
  font-size: 18px;
  cursor: pointer;
  display: inline-grid; place-items: center;
  vertical-align: middle;
  margin-left: 4px;
}

.btn-add {
  width: 100%;
  padding: 10px;
  background: transparent;
  border: 1.5px dashed var(--border);
  border-radius: var(--r-md);
  color: var(--text-secondary);
  font-size: 13px; font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-add:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }

/* PRICE TOGGLE */
.price-toggle {
  display: inline-flex;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-muted);
}
.price-toggle .mode-btn {
  padding: 8px 20px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}
.price-toggle .mode-btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(24, 111, 84, 0.25);
}
.price-toggle .mode-btn:not(.active):hover {
  color: var(--text-primary);
  background: rgba(0,0,0,0.04);
}

/* Materials grid */
.mat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
@media (max-width: 700px) { .mat-grid { grid-template-columns: 1fr; } }
.mat-field label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-weight: 500;
}
.mat-field select {
  width: 100%;
  padding: 8px 10px;
  background: var(--bg-muted);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  font-size: 13px;
  color: var(--text-primary);
  outline: none;
  cursor: pointer;
  appearance: none;
}
.mat-field select:focus { border-color: var(--primary); }

/* Custom design textarea */
textarea.custom-text {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-muted);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  font-size: 14px;
  outline: none;
  resize: vertical;
  min-height: 70px;
  font-family: inherit;
}
textarea.custom-text:focus { border-color: var(--primary); box-shadow: var(--shadow-focus); }

/* SIDEBAR */
.sidebar {
  position: sticky;
  top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.summary-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
}
.summary-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 13px; font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
}
.summary-list { list-style: none; margin-bottom: var(--space-5); }
.summary-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
}
.summary-list li:last-child { border-bottom: none; }
.summary-list .lbl { color: var(--text-secondary); }
.summary-list .val { color: var(--text-primary); font-weight: 600; max-width: 60%; text-align: right; }
.summary-list .val.empty { color: var(--text-muted); font-weight: 400; font-style: italic; }

.price-block {
  background: linear-gradient(135deg, var(--primary), #4f7bff);
  color: white;
  padding: var(--space-5);
  border-radius: var(--r-lg);
  margin-bottom: var(--space-4);
  box-shadow: 0 8px 20px -6px var(--primary-glow);
}
.price-label {
  font-size: 12px; font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.85;
  margin-bottom: 4px;
}
.price-total {
  font-size: 32px; font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.01em;
}
.price-breakdown {
  font-size: 12px; opacity: 0.85; margin-top: 6px;
}

.btn-primary {
  display: block;
  width: 100%;
  padding: 14px 20px;
  background: var(--success);
  color: white;
  font-size: 15px; font-weight: 700;
  border-radius: var(--r-md);
  transition: all 0.15s ease;
  text-align: center;
  box-shadow: 0 4px 12px rgba(24, 169, 87, 0.25);
}
.btn-primary:hover { background: var(--success-hover); transform: translateY(-1px); box-shadow: 0 6px 16px rgba(24, 169, 87, 0.32); }
.btn-primary:active { transform: translateY(0); }

/* FOOTNOTE */
.footnote {
  margin-top: var(--space-8);
  text-align: center;
  color: var(--text-muted);
  font-size: 12px;
}

/* STICKY CTA (mobile) */
.sticky-cta {
  display: none;
  position: fixed;
  left: 8px; right: 8px; bottom: 8px;
  background: var(--text-primary);
  color: #fff;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
  cursor: pointer;
  padding: 12px 14px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  z-index: 50;
  max-width: none;
}
.sticky-cta:hover { transform: translateY(-1px); }
.sticky-cta-label { font-size: 11px; opacity: 0.75; }
.sticky-cta-text { font-size: 14px; font-weight: 600; }
.sticky-cta-price {
  font-size: 15px; font-weight: 800;
  padding: 6px 12px;
  background: var(--success);
  border-radius: 999px;
  white-space: nowrap;
}
@media (max-width: 1024px) {
  .sticky-cta { display: flex; }
  .app { padding-bottom: 100px; }
}

/* MODAL */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(15, 17, 35, 0.6);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: #fff;
  border-radius: 20px;
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  box-shadow: 0 24px 60px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.modal-title { font-size: 17px; font-weight: 700; }
.modal-close {
  background: var(--bg-muted);
  border: none;
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: var(--border); }
.modal-body { padding: 4px 20px; overflow-y: auto; flex: 1; }
.modal-row {
  display: flex; justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
  gap: 12px;
}
.modal-row:last-child { border-bottom: none; }
.modal-row .lbl { color: var(--text-muted); flex-shrink: 0; }
.modal-row .val { font-weight: 600; text-align: right; word-break: break-word; }
.modal-total {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 14px 20px;
  background: var(--bg-muted);
  flex-shrink: 0;
}
.modal-total .lbl { font-size: 14px; color: var(--text-muted); }
.modal-total .val { font-size: 22px; font-weight: 800; }
.modal-footer {
  display: flex; gap: 10px;
  padding: 12px 20px 16px;
  flex-shrink: 0;
}
.modal-footer .btn-secondary {
  flex: 1;
  padding: 12px;
  background: var(--bg-muted);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 14px; font-weight: 600;
  cursor: pointer;
}
.modal-footer .btn-copy {
  flex: 2;
  padding: 12px;
  background: var(--success);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 14px; font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}
.modal-footer .btn-copy:hover { background: var(--success-hover); }
.modal-footer .btn-copy.copied { background: #0f7a3a; }
body.modal-open .sticky-cta { display: none; }

/* ============================================================
   SERVICE CATEGORIES & LIST
   ============================================================ */
.svc-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.svc-cat-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}
.svc-cat-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.svc-cat-btn:not(.active):hover {
  color: var(--text-primary);
  background: var(--bg-muted);
}

.svc-search {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: 14px;
  background: var(--bg-muted);
  outline: none;
  box-sizing: border-box;
  margin-bottom: 8px;
}
.svc-search:focus {
  border-color: var(--primary);
  box-shadow: var(--shadow-focus);
}

.svc-list {
  max-height: 220px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: #fff;
  margin-bottom: 12px;
}
.svc-list-group {
  padding: 8px 12px 4px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.svc-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  cursor: pointer;
  transition: background 0.1s;
  border-bottom: 1px solid #f0f2f5;
}
.svc-list-item:last-child { border-bottom: none; }
.svc-list-item:hover { background: var(--bg-muted); }
.svc-list-item .svc-name { font-size: 13px; }
.svc-list-item .svc-hint { font-size: 12px; color: var(--primary); font-weight: 600; white-space: nowrap; margin-left: 8px; }
.svc-list-empty {
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

/* Selected services */
.selected-services {
  margin-top: 4px;
}
.svc-empty {
  color: var(--text-muted);
  font-size: 13px;
  font-style: italic;
  padding: 4px 0;
}
.svc-selected-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 10px;
  background: var(--bg-muted);
  border-radius: var(--r-md);
  margin-bottom: 6px;
}
.svc-selected-info {
  display: flex;
  align-items: center;
  gap: 8px;
}
.svc-selected-name {
  flex: 1;
  font-size: 13px;
  font-weight: 500;
}
.svc-selected-price {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}
.svc-remove-btn {
  background: none;
  border: none;
  color: var(--danger);
  font-size: 18px;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}
/* Extra service row layout */
.svc-row-inner {
  display: flex;
  gap: 6px;
  align-items: flex-start;
  margin-bottom: 6px;
}
.svc-picker {
  flex: 0 0 48%;
  position: relative;
}
.svc-tabs {
  display: flex;
  gap: 2px;
  padding: 4px 4px 0;
  background: #f5f5f5;
  border-bottom: 1px solid var(--border);
}
.svc-tab {
  flex: 1;
  padding: 5px 4px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  border-radius: 4px 4px 0 0;
  transition: all 0.15s;
  white-space: nowrap;
}
.svc-tab:hover {
  color: var(--text);
  background: rgba(0,0,0,0.03);
}
.svc-tab.active {
  color: var(--primary);
  background: #fff;
  border: 1px solid var(--border);
  border-bottom-color: #fff;
}
.svc-comment-input {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
  background: #fff;
  outline: none;
  box-sizing: border-box;
}
.svc-comment-input:focus {
  border-color: var(--primary);
}

/* Update summary list for 6 items */
.summary-list li:nth-child(6) .lbl { color: var(--text-secondary); }