:root {
  --app-bg: #f6f6f8;
  --card-bg: rgba(255, 255, 255, 0.92);
  --group-bg: rgba(255, 255, 255, 0.92);
  --primary: #0a84ff;
  --primary-light: #eaf4ff;
  --orange: #ff9f0a;
  --orange-light: #fff4df;
  --green: #30d158;
  --green-light: #e9fbea;
  --purple: #bf5af2;
  --purple-light: #f7ecff;
  --pink: #ff375f;
  --pink-light: #fff0f3;
  --text-primary: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-tertiary: #a1a1a6;
  --separator: rgba(60, 60, 67, 0.12);
  --separator-opaque: #e6e6eb;
  --shadow-card: 0 1px 1px rgba(0, 0, 0, 0.03), 0 10px 30px rgba(20, 24, 35, 0.06);
  --shadow-pressed: 0 1px 1px rgba(0, 0, 0, 0.04), 0 6px 18px rgba(20, 24, 35, 0.06);
  --radius-xl: 22px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 12px;
  --c-primary: var(--text-primary);
  --c-accent: var(--primary);
  --c-surface: #f2f2f7;
  --c-muted: var(--text-secondary);
  --c-dark: var(--text-primary);
  --c-card: #fff;
  --c-border: var(--separator-opaque);
  --c-green: var(--green);
  --c-blue: var(--primary);
  --c-orange: var(--orange);
  --c-light-accent: var(--primary-light);
  --c-light-green: var(--green-light);
  --c-light-blue: var(--primary-light);
  --c-light-orange: var(--orange-light);
}

html {
  background: var(--app-bg);
  text-size-adjust: 100%;
}

body {
  background:
    radial-gradient(circle at 50% -120px, rgba(10, 132, 255, 0.13), transparent 310px),
    linear-gradient(180deg, #fbfbfd 0%, var(--app-bg) 38%, #f4f4f7 100%);
  color: var(--text-primary);
  letter-spacing: 0;
  width: 100%;
  max-width: 100vw;
}

body,
input,
button,
textarea,
select {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

a,
button,
.tool-cell,
.spec-card,
.toggle-chip,
.input-tab,
.preset-chip,
.room-header,
.add-cab-btn {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.safe-top,
.nav-bar,
.app-header {
  background: rgba(250, 250, 252, 0.86) !important;
}

.safe-top {
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.nav-bar,
.app-header {
  border-bottom: 0.5px solid rgba(60, 60, 67, 0.16);
  box-shadow: none !important;
  backdrop-filter: saturate(180%) blur(22px);
  -webkit-backdrop-filter: saturate(180%) blur(22px);
  width: 100%;
  max-width: 100vw;
}

.nav-row,
.app-header-top {
  gap: 8px;
  min-width: 0;
}

.nav-title,
.app-header h1,
.cell-text,
.form-group,
.cab-info {
  min-width: 0;
}

.nav-right,
.back-home,
.save-indicator,
.app-header-top > a {
  flex: 0 0 auto;
}

.nav-title,
.app-header h1 {
  color: var(--text-primary) !important;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", sans-serif !important;
  font-size: 21px !important;
  letter-spacing: 0 !important;
}

.app-header p {
  color: var(--text-secondary) !important;
}

.nav-right a,
.back-home,
.app-header-top > a {
  color: var(--primary) !important;
  background: rgba(118, 118, 128, 0.12) !important;
  border-radius: 999px !important;
  min-width: 36px;
  min-height: 36px;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
}

.back-home {
  gap: 5px;
  padding: 8px 12px !important;
}

.nav-badge {
  border-color: #fff !important;
}

.search-bar {
  min-height: 38px;
  background: rgba(118, 118, 128, 0.14) !important;
  color: var(--text-secondary) !important;
  border-radius: 12px !important;
  padding: 8px 12px !important;
}

.search-bar input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text-primary);
  font: inherit;
}

.search-bar input::placeholder {
  color: var(--text-secondary);
}

.page {
  max-width: 520px !important;
  width: 100%;
  overflow-x: hidden;
}

.group,
.tips-row,
.card,
.room-section,
.summary-card,
.step2-header,
.price-card {
  border: 0.5px solid rgba(60, 60, 67, 0.12);
  box-shadow: var(--shadow-card) !important;
}

.banner-card {
  background:
    linear-gradient(90deg, rgba(10, 132, 255, 0.95) 0 5px, transparent 5px),
    linear-gradient(135deg, rgba(29, 29, 31, 0.98) 0%, rgba(43, 48, 55, 0.98) 48%, rgba(53, 73, 61, 0.98) 100%) !important;
  color: #fff !important;
  border-radius: var(--radius-xl) !important;
  box-shadow: 0 18px 44px rgba(29, 29, 31, 0.22) !important;
  border: 0.5px solid rgba(255, 255, 255, 0.14);
  opacity: 1 !important;
  transform: none !important;
  animation: none !important;
}

.summary-card {
  background: linear-gradient(135deg, #1d1d1f 0%, #32343a 58%, #45604f 100%) !important;
  border-radius: var(--radius-xl) !important;
  box-shadow: 0 16px 36px rgba(29, 29, 31, 0.18) !important;
}

.banner-card::before,
.banner-card::after,
.summary-card::before,
.summary-card::after {
  display: none !important;
}

.summary-label {
  color: rgba(255, 255, 255, 0.68) !important;
  letter-spacing: 0 !important;
}

.banner-label {
  color: rgba(255, 255, 255, 0.72) !important;
  letter-spacing: 0 !important;
}

.banner-title {
  font-size: 24px !important;
  letter-spacing: 0 !important;
  color: #fff !important;
  opacity: 1 !important;
}

.summary-unit,
.summary-sub-item .lbl {
  color: rgba(255, 255, 255, 0.72) !important;
}

.banner-sub {
  color: rgba(255, 255, 255, 0.76) !important;
  opacity: 1 !important;
}

.banner-group {
  border: 0 !important;
  box-shadow: none !important;
}

.group-header {
  margin: 22px 20px 7px;
  padding: 0 !important;
  color: var(--text-secondary) !important;
  font-size: 12px !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
}

.group {
  margin: 0 16px !important;
  border-radius: var(--radius-lg) !important;
}

.tool-cell {
  min-height: 72px;
  padding: 13px 14px !important;
  gap: 12px !important;
  overflow: hidden;
}

.tool-cell:active,
.room-header:active,
.spec-card:active,
.cab-pick-item:active {
  background: rgba(118, 118, 128, 0.10) !important;
}

.cell-icon,
.room-icon,
.tips-icon,
.cab-icon,
.room-tile-icon {
  border-radius: 12px !important;
}

.cell-icon.blue,
.tips-icon {
  background: linear-gradient(180deg, #eef7ff, #dff0ff) !important;
  color: var(--primary) !important;
}

.cell-icon.orange {
  background: linear-gradient(180deg, #fff6e5, #ffedd0) !important;
  color: var(--orange) !important;
}

.cell-icon.green {
  background: linear-gradient(180deg, #effced, #dcf7df) !important;
  color: #248a3d !important;
}

.cell-icon.purple {
  background: linear-gradient(180deg, #f9efff, #f1defd) !important;
  color: var(--purple) !important;
}

.cell-title {
  font-size: 16px !important;
  font-weight: 600 !important;
  letter-spacing: 0 !important;
}

.cell-desc {
  color: var(--text-secondary) !important;
}

.cell-badge,
.step1-room-badge,
.step2-total-badge,
.price-brand {
  border-radius: 999px !important;
  font-weight: 600 !important;
  max-width: 72px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tips-row {
  margin: 18px 16px 0 !important;
  border-radius: var(--radius-lg) !important;
}

.card,
.room-section,
.step2-header,
.price-card {
  border-radius: var(--radius-lg) !important;
  background: var(--card-bg) !important;
}

.card {
  padding: 18px !important;
}

.card-title {
  font-size: 16px !important;
  letter-spacing: 0 !important;
}

.form-label {
  color: var(--text-secondary) !important;
  font-size: 12px !important;
  margin-bottom: 7px !important;
}

.form-input,
.cost-edit,
.room-dims-row input,
.cab-size-row input {
  min-height: 44px;
  border: 0 !important;
  border-radius: 12px !important;
  background: rgba(118, 118, 128, 0.10) !important;
  box-shadow: inset 0 0 0 0.5px rgba(60, 60, 67, 0.10);
}

.form-input:focus,
.cost-edit:focus,
.room-dims-row input:focus,
.cab-size-row input:focus {
  background: #fff !important;
  box-shadow: inset 0 0 0 1.5px var(--primary), 0 0 0 4px rgba(10, 132, 255, 0.12) !important;
}

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

.form-row .form-group {
  width: 100%;
}

.stepper,
.cab-qty-stepper,
.drawer-stepper {
  border: 0 !important;
  border-radius: 12px !important;
  background: rgba(118, 118, 128, 0.10) !important;
  box-shadow: inset 0 0 0 0.5px rgba(60, 60, 67, 0.10);
  min-width: 0;
}

.stepper button,
.cab-qty-stepper button,
.drawer-stepper button {
  min-width: 40px;
  color: var(--primary) !important;
}

.stepper .stepper-val,
.cab-qty-stepper .qty-val,
.drawer-stepper .drawer-val {
  border-color: rgba(60, 60, 67, 0.10) !important;
}

.input-tabs {
  padding: 3px;
  border-radius: 13px !important;
  background: rgba(118, 118, 128, 0.14) !important;
}

.input-tab {
  border-radius: 10px !important;
}

.input-tab.active {
  background: #fff !important;
  color: var(--text-primary) !important;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.10);
}

.spec-grid {
  gap: 12px !important;
}

.spec-card,
.cab-pick-item,
.preset-chip,
.toggle-chip {
  border-color: rgba(60, 60, 67, 0.12) !important;
  background: rgba(255, 255, 255, 0.74) !important;
}

.spec-card.selected,
.toggle-chip.active-floor,
.toggle-chip.active-wall,
.preset-chip.active {
  border-color: transparent !important;
  background: var(--primary-light) !important;
  box-shadow: inset 0 0 0 1.5px var(--primary) !important;
}

.room-tile-row {
  gap: 12px;
}

.room-tile-toggles {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.bottom-bar {
  background: rgba(250, 250, 252, 0.86) !important;
  border-top: 0.5px solid rgba(60, 60, 67, 0.16);
  backdrop-filter: saturate(180%) blur(22px);
  -webkit-backdrop-filter: saturate(180%) blur(22px);
  width: 100%;
  max-width: 100vw;
  box-sizing: border-box;
}

.btn {
  min-height: 48px;
  border-radius: 14px !important;
  letter-spacing: 0 !important;
}

.btn-primary {
  background: var(--primary) !important;
  box-shadow: 0 8px 20px rgba(10, 132, 255, 0.22);
}

.btn-secondary,
.btn-outline {
  background: rgba(118, 118, 128, 0.12) !important;
  border: 0 !important;
  color: var(--primary) !important;
}

.modal-overlay {
  background: rgba(0, 0, 0, 0.28) !important;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.modal-sheet,
.modal-content {
  border-radius: 24px 24px 0 0 !important;
  background: rgba(255, 255, 255, 0.96) !important;
  box-shadow: 0 -18px 44px rgba(0, 0, 0, 0.16);
}

.toast {
  top: calc(env(safe-area-inset-top, 0px) + 68px) !important;
  background: rgba(29, 29, 31, 0.88) !important;
  border-radius: 999px !important;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.fa-fallback i[class*="fa-"]::before {
  content: attr(data-fallback);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", sans-serif;
  font-style: normal;
  font-weight: 800;
  line-height: 1;
}

.fa-fallback i[data-fallback=""]::before {
  content: "";
}

.save-indicator {
  color: var(--text-secondary) !important;
  background: rgba(118, 118, 128, 0.12);
  border-radius: 999px;
  padding: 7px 10px;
  margin-left: auto;
  max-width: 98px;
  overflow: hidden;
}

.progress-bar {
  gap: 4px !important;
}

.progress-step {
  height: 4px !important;
  border-radius: 999px !important;
  background: rgba(118, 118, 128, 0.18) !important;
}

.progress-step.done,
.progress-step.active {
  background: var(--primary) !important;
}

.step-labels {
  color: var(--text-tertiary) !important;
}

.step-labels span.active {
  color: var(--text-primary) !important;
}

.step-labels span.done {
  color: var(--text-secondary) !important;
}

.room-dims-row,
.drawer-config {
  background: rgba(118, 118, 128, 0.10) !important;
  border: 0 !important;
}

.detail-table .room-row td {
  background: rgba(118, 118, 128, 0.10) !important;
}

.upload-area {
  background: rgba(118, 118, 128, 0.08) !important;
  border-color: rgba(60, 60, 67, 0.18) !important;
}

.ios-empty-search {
  padding: 22px 16px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 13px;
}

.app-footer {
  text-align: center;
  padding: 26px 16px 8px;
}

.app-footer p {
  font-size: 12px;
  color: var(--text-tertiary);
  line-height: 1.8;
}

.beian-link {
  color: var(--text-secondary);
  text-decoration: none;
}

.beian-link:hover,
.beian-link:active {
  color: var(--primary);
}

.police-beian {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.police-beian img {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

@media (max-width: 380px) {
  .form-row {
    flex-direction: column;
    grid-template-columns: minmax(0, 1fr);
  }

  .tool-cell {
    min-height: 68px;
  }

  .banner-title {
    font-size: 22px !important;
  }

  .room-tile-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .room-tile-toggles {
    justify-content: flex-start;
  }
}

@media (max-width: 430px) {
  .cell-arrow {
    display: none !important;
  }

  .app-header-top > a {
    min-width: 34px;
    min-height: 34px;
  }

  .save-label {
    max-width: 48px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

@media (min-width: 500px) {
  body {
    max-width: 520px !important;
    margin: 0 auto !important;
    box-shadow: 0 0 48px rgba(0, 0, 0, 0.08) !important;
  }

  .bottom-bar {
    max-width: 520px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}