:root {
  color-scheme: light;
  --color-primary: #0f766e;
  --color-primary-strong: #115e59;
  --color-primary-soft: #ccfbf1;
  --color-accent: #f59e0b;
  --color-background: #f4f7f7;
  --color-surface: #ffffff;
  --color-surface-subtle: #f8fafc;
  --color-foreground: #0f172a;
  --color-secondary: #475569;
  --color-muted: #64748b;
  --color-border: #dbe4e7;
  --color-border-strong: #b8c6ca;
  --color-error: #b42318;
  --color-error-soft: #fef3f2;
  --color-success: #067647;
  --color-success-soft: #ecfdf3;
  --color-focus: #14b8a6;
  --shadow-sm: 0 1px 2px rgb(15 23 42 / 5%);
  --shadow-card: 0 16px 40px rgb(15 23 42 / 8%);
  --shadow-popover: 0 18px 48px rgb(15 23 42 / 18%);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition: 180ms ease;
  font-family: Inter, "SF Pro Text", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--color-background);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-width: 320px;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  color: var(--color-foreground);
  background:
    radial-gradient(circle at 8% 0%, rgb(20 184 166 / 12%), transparent 28rem),
    linear-gradient(180deg, #f7fbfa 0, var(--color-background) 24rem);
  font-size: 16px;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

button,
input,
select {
  font: inherit;
}

button,
select,
[role="combobox"] {
  cursor: pointer;
  touch-action: manipulation;
}

button:disabled,
select:disabled,
input:disabled {
  cursor: not-allowed;
}

[hidden] {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1000;
  padding: 10px 14px;
  color: #fff;
  background: var(--color-primary-strong);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform var(--transition);
}

.skip-link:focus {
  transform: translateY(0);
}

.page-shell {
  width: min(100%, 960px);
  min-height: 100dvh;
  margin: 0 auto;
  padding: max(28px, env(safe-area-inset-top)) 16px max(32px, env(safe-area-inset-bottom));
}

.app-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin: 0 auto 22px;
  padding: 4px 4px 0;
}

.brand-mark {
  display: grid;
  flex: 0 0 auto;
  width: 52px;
  height: 52px;
  place-items: center;
  color: #fff;
  background: linear-gradient(145deg, #0f766e, #0d9488);
  border: 1px solid rgb(255 255 255 / 35%);
  border-radius: 17px;
  box-shadow: 0 10px 24px rgb(15 118 110 / 22%);
}

.brand-mark svg,
.state-icon svg,
.dialog-icon svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.header-copy {
  min-width: 0;
}

.title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.eyebrow {
  margin: 0 0 1px;
  color: var(--color-primary-strong);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.mode-badge {
  padding: 3px 8px;
  color: #92400e;
  background: #fef3c7;
  border: 1px solid #fde68a;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1,
h2,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  color: var(--color-foreground);
  font-size: clamp(28px, 7vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.035em;
}

.header-description {
  margin: 7px 0 0;
  color: var(--color-secondary);
  font-size: 15px;
}

.main-content {
  outline: none;
}

.state-panel,
.form-card {
  background: rgb(255 255 255 / 94%);
  border: 1px solid rgb(219 228 231 / 90%);
  box-shadow: var(--shadow-card);
}

.state-panel {
  display: flex;
  min-height: 390px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  text-align: center;
  border-radius: var(--radius-lg);
}

.state-panel h2 {
  margin: 18px 0 6px;
  font-size: 22px;
  line-height: 1.25;
}

.state-panel p {
  max-width: 32rem;
  margin: 0 0 24px;
  color: var(--color-secondary);
}

.state-icon,
.dialog-icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  border-radius: 18px;
}

.state-icon--error {
  color: var(--color-error);
  background: var(--color-error-soft);
}

.state-icon--loading {
  border-radius: 50%;
}

.spinner,
.button-spinner {
  display: block;
  width: 24px;
  height: 24px;
  border: 3px solid rgb(15 118 110 / 20%);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

.skeleton-stack {
  display: grid;
  width: min(100%, 440px);
  gap: 12px;
}

.skeleton-stack span {
  height: 54px;
  background: linear-gradient(90deg, #eef2f3 25%, #f8fafb 40%, #eef2f3 65%);
  background-size: 400% 100%;
  border-radius: 12px;
  animation: shimmer 1.5s ease infinite;
}

.report-form {
  display: grid;
  gap: 16px;
}

.form-card {
  padding: 22px 18px;
  border-radius: var(--radius-lg);
}

.section-heading {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 22px;
}

.step-number {
  display: grid;
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  place-items: center;
  color: #fff;
  background: var(--color-primary);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 7px 15px rgb(15 118 110 / 20%);
}

.section-heading h2 {
  margin: 1px 0 2px;
  font-size: 19px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.section-heading p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}

.field-grid {
  display: grid;
  gap: 18px;
}

.field-group {
  min-width: 0;
}

.field-group--full {
  margin-top: 18px;
}

.field-group label {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--color-foreground);
  font-size: 15px;
  font-weight: 700;
}

.field-group label span {
  color: var(--color-error);
}

.control {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  color: var(--color-foreground);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.control:hover:not(:disabled) {
  border-color: #799299;
}

.control:focus,
.control:focus-visible,
.combobox-trigger[aria-expanded="true"] {
  border-color: var(--color-focus);
  box-shadow: 0 0 0 4px rgb(20 184 166 / 15%);
}

.control:disabled {
  color: #94a3b8;
  background: #f1f5f6;
  border-color: #dce5e7;
  opacity: 1;
}

.has-error .control,
.has-error .combobox-trigger {
  border-color: var(--color-error);
}

.has-error .control:focus,
.has-error .combobox-trigger:focus {
  box-shadow: 0 0 0 4px rgb(180 35 24 / 12%);
}

.select-wrap {
  position: relative;
}

.select-wrap select {
  appearance: none;
  padding-right: 46px;
}

.select-wrap svg,
.combobox-trigger svg,
.search-box svg,
.submit-note svg {
  width: 21px;
  height: 21px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.select-wrap > svg {
  position: absolute;
  top: 50%;
  right: 14px;
  color: var(--color-muted);
  pointer-events: none;
  transform: translateY(-50%);
}

.field-hint,
.field-error {
  min-height: 20px;
  margin: 6px 2px 0;
  font-size: 13px;
  line-height: 1.45;
}

.field-hint {
  color: var(--color-muted);
}

.field-error {
  color: var(--color-error);
  font-weight: 600;
}

.combobox {
  position: relative;
}

.combobox-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  text-align: left;
}

.combobox-trigger svg {
  flex: 0 0 auto;
  color: var(--color-muted);
  transition: transform var(--transition);
}

.combobox-trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.combobox-value {
  min-width: 0;
  overflow: hidden;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.combobox-placeholder {
  color: var(--color-muted);
  font-weight: 400;
}

.combobox-popover {
  position: absolute;
  z-index: 40;
  top: calc(100% + 8px);
  left: 0;
  width: 100%;
  padding: 10px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  box-shadow: var(--shadow-popover);
}

.search-box {
  position: relative;
  margin-bottom: 8px;
}

.search-box svg {
  position: absolute;
  top: 50%;
  left: 13px;
  color: var(--color-muted);
  transform: translateY(-50%);
}

.search-box input {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px 10px 43px;
  color: var(--color-foreground);
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  outline: none;
}

.search-box input:focus {
  border-color: var(--color-focus);
  box-shadow: 0 0 0 3px rgb(20 184 166 / 14%);
}

#workOrderOptions {
  max-height: min(330px, 44vh);
  padding: 0;
  margin: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  list-style: none;
}

#workOrderOptions li + li {
  margin-top: 4px;
}

.work-order-option {
  display: grid;
  width: 100%;
  min-height: 60px;
  gap: 2px;
  padding: 10px 12px;
  color: var(--color-foreground);
  text-align: left;
  background: transparent;
  border: 0;
  border-radius: 10px;
  transition: background-color var(--transition), color var(--transition);
}

.work-order-option:hover,
.work-order-option:focus-visible {
  background: var(--color-primary-soft);
  outline: none;
}

.work-order-option[aria-selected="true"] {
  color: var(--color-primary-strong);
  background: var(--color-primary-soft);
}

.work-order-number {
  font-size: 15px;
  font-weight: 750;
}

.work-order-style {
  color: var(--color-secondary);
  font-size: 13px;
}

.no-results {
  margin: 0;
  padding: 24px 12px;
  color: var(--color-muted);
  text-align: center;
  font-size: 14px;
}

.order-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.summary-item {
  min-width: 0;
  padding: 13px;
  background: var(--color-surface-subtle);
  border: 1px solid #e7edef;
  border-radius: 12px;
}

.summary-item span {
  display: block;
  margin-bottom: 5px;
  color: var(--color-muted);
  font-size: 12px;
}

.summary-item strong {
  display: block;
  overflow: hidden;
  font-size: 18px;
  font-variant-numeric: tabular-nums;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.summary-item--style {
  grid-column: 1 / -1;
}

.summary-item--remaining {
  color: var(--color-primary-strong);
  background: #ecfdf8;
  border-color: #bce9dc;
}

.field-group--quantity {
  max-width: 520px;
}

.quantity-control {
  position: relative;
}

.quantity-control input {
  min-height: 64px;
  padding-right: 60px;
  font-size: 24px;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
}

.quantity-unit {
  position: absolute;
  top: 50%;
  right: 17px;
  color: var(--color-muted);
  font-weight: 700;
  transform: translateY(-50%);
}

.submit-area {
  position: sticky;
  z-index: 20;
  bottom: max(8px, env(safe-area-inset-bottom));
  padding: 14px;
  background: rgb(255 255 255 / 92%);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  box-shadow: 0 12px 38px rgb(15 23 42 / 14%);
  backdrop-filter: blur(14px);
}

.submit-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin: 0 0 10px;
  color: var(--color-secondary);
  font-size: 13px;
}

.submit-note svg {
  flex: 0 0 auto;
  width: 17px;
  height: 17px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-weight: 750;
  line-height: 1.2;
  outline: none;
  transition: background-color var(--transition), border-color var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.button:focus-visible {
  box-shadow: 0 0 0 4px rgb(20 184 166 / 20%);
}

.button:active:not(:disabled) {
  opacity: 0.82;
}

.button--primary {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 9px 20px rgb(15 118 110 / 20%);
}

.button--primary:hover:not(:disabled) {
  background: var(--color-primary-strong);
  border-color: var(--color-primary-strong);
}

.button--primary:disabled {
  color: #e2e8f0;
  background: #94a3b8;
  border-color: #94a3b8;
  box-shadow: none;
}

.button--secondary {
  color: var(--color-primary-strong);
  background: var(--color-surface);
  border-color: #9fc7c1;
}

.button--secondary:hover:not(:disabled) {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
}

.submit-area .button {
  width: 100%;
  min-height: 56px;
  font-size: 17px;
}

.button-spinner {
  display: none;
  width: 19px;
  height: 19px;
  border-color: rgb(255 255 255 / 35%);
  border-top-color: #fff;
}

.is-loading .button-spinner {
  display: block;
}

.confirm-dialog {
  width: min(calc(100% - 32px), 470px);
  max-height: calc(100dvh - 32px);
  padding: 26px 20px 20px;
  color: var(--color-foreground);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  box-shadow: var(--shadow-popover);
}

.confirm-dialog::backdrop {
  background: rgb(15 23 42 / 58%);
  backdrop-filter: blur(4px);
}

.dialog-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 16px;
}

.confirm-dialog h2 {
  margin: 0 0 4px;
  font-size: 23px;
  letter-spacing: -0.025em;
}

.dialog-description {
  margin: 0 0 20px;
  color: var(--color-secondary);
  font-size: 14px;
}

.confirmation-list {
  margin: 0;
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
}

.confirmation-list > div {
  display: grid;
  grid-template-columns: minmax(82px, 0.75fr) minmax(0, 1.25fr);
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
}

.confirmation-list > div + div {
  border-top: 1px solid var(--color-border);
}

.confirmation-list dt {
  color: var(--color-muted);
  font-size: 14px;
}

.confirmation-list dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
  text-align: right;
  font-weight: 700;
}

.confirmation-quantity {
  color: var(--color-primary-strong);
  background: #ecfdf8;
}

.confirmation-quantity dd strong {
  font-size: 23px;
  font-variant-numeric: tabular-nums;
}

.dialog-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 20px;
}

.toast {
  position: fixed;
  z-index: 100;
  top: max(18px, env(safe-area-inset-top));
  left: 50%;
  display: flex;
  width: min(calc(100% - 32px), 520px);
  min-height: 52px;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  color: #065f46;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: 13px;
  box-shadow: var(--shadow-popover);
  font-weight: 650;
  transform: translateX(-50%);
  animation: toast-in 220ms ease-out;
}

.toast[data-type="error"] {
  color: #991b1b;
  background: #fef2f2;
  border-color: #fecaca;
}

.toast-icon {
  display: none;
  flex: 0 0 auto;
  width: 23px;
  height: 23px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.toast[data-type="success"] .toast-icon--success,
.toast[data-type="error"] .toast-icon--error {
  display: block;
}

.noscript-message {
  position: fixed;
  right: 16px;
  bottom: 16px;
  left: 16px;
  z-index: 200;
  padding: 14px;
  color: #fff;
  text-align: center;
  background: var(--color-error);
  border-radius: 12px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: 0 0; }
}

@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, -10px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

@media (min-width: 680px) {
  .page-shell {
    padding-right: 28px;
    padding-left: 28px;
  }

  .app-header {
    margin-bottom: 28px;
    padding-right: 10px;
    padding-left: 10px;
  }

  .brand-mark {
    width: 58px;
    height: 58px;
  }

  .form-card {
    padding: 28px;
  }

  .field-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .order-summary {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .summary-item--style {
    grid-column: span 2;
  }

  .summary-item--today,
  .summary-item--remaining {
    grid-column: span 2;
  }

  .submit-area {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 16px 14px 20px;
  }

  .submit-note {
    justify-content: flex-start;
    margin: 0;
  }

  .submit-area .button {
    width: min(100%, 310px);
  }

  .confirm-dialog {
    padding: 30px;
  }
}

@media (min-width: 900px) {
  .report-form {
    gap: 20px;
  }

  .form-card {
    padding: 32px;
  }
}

@media (max-height: 520px) and (orientation: landscape) {
  .submit-area {
    position: static;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --color-primary: #2dd4bf;
    --color-primary-strong: #99f6e4;
    --color-primary-soft: #123b38;
    --color-background: #0b1217;
    --color-surface: #111c23;
    --color-surface-subtle: #16232b;
    --color-foreground: #f1f5f9;
    --color-secondary: #cbd5e1;
    --color-muted: #9fb0bd;
    --color-border: #2a3a43;
    --color-border-strong: #435761;
    --color-error: #fda29b;
    --color-error-soft: #3c1a1a;
    --color-focus: #5eead4;
    --shadow-card: 0 18px 46px rgb(0 0 0 / 25%);
    --shadow-popover: 0 20px 52px rgb(0 0 0 / 44%);
  }

  body {
    background:
      radial-gradient(circle at 8% 0%, rgb(45 212 191 / 10%), transparent 28rem),
      linear-gradient(180deg, #0d181d 0, var(--color-background) 24rem);
  }

  .state-panel,
  .form-card,
  .submit-area {
    background: rgb(17 28 35 / 96%);
  }

  .mode-badge {
    color: #fde68a;
    background: #422006;
    border-color: #713f12;
  }

  .control:disabled {
    color: #70838f;
    background: #142129;
    border-color: #2a3a43;
  }

  .search-box input {
    color: var(--color-foreground);
    background: #142129;
  }

  .summary-item {
    border-color: #2a3a43;
  }

  .summary-item--remaining,
  .confirmation-quantity {
    color: #99f6e4;
    background: #123b38;
    border-color: #285a54;
  }

  .button--primary {
    color: #042f2e;
    background: #5eead4;
    border-color: #5eead4;
  }

  .button--primary:hover:not(:disabled) {
    color: #042f2e;
    background: #99f6e4;
    border-color: #99f6e4;
  }

  .button--primary:disabled {
    color: #718096;
    background: #344550;
    border-color: #344550;
  }

  .button--secondary {
    color: #99f6e4;
    background: var(--color-surface);
    border-color: #4d716d;
  }

  .button--secondary:hover:not(:disabled) {
    background: #123b38;
  }

  .toast[data-type="success"] {
    color: #a7f3d0;
    background: #113128;
    border-color: #2d6a55;
  }

  .toast[data-type="error"] {
    color: #fecaca;
    background: #3a1919;
    border-color: #7f1d1d;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}