:root {
  --ui-ink: #202d28;
  --ui-muted: #5b675f;
  --ui-line: #dddcd3;
  --ui-paper: #fffefa;
  --ui-ground: #f4f2eb;
  --ui-accent: #24483a;
  --ui-accent-strong: #18372c;
  --ui-clay: #b75e42;
  --ui-focus: #bd674b;
  --ui-serif:
    'Iowan Old Style', 'Palatino Linotype', 'Book Antiqua', Georgia, serif;
  --ui-sans:
    'Avenir Next', Avenir, 'Century Gothic', 'Trebuchet MS', sans-serif;
  --invoice-ink: var(--ui-ink);
  --invoice-muted: var(--ui-muted);
  --invoice-line: var(--ui-line);
  --invoice-paper: var(--ui-paper);
  --invoice-ground: var(--ui-ground);
  --invoice-green: var(--ui-accent);
  --invoice-green-deep: #18372c;
  --invoice-clay: var(--ui-clay);
  --invoice-focus: var(--ui-focus);
  --invoice-serif: var(--ui-serif);
  --invoice-sans: var(--ui-sans);
}

.paper-date,
.download-feedback {
  color: var(--invoice-muted);
  font-size: 0.85rem;
  overflow-wrap: anywhere;
}

.download-feedback:empty {
  display: none;
}

.download-feedback p:empty {
  display: none;
}

.download-feedback [role='alert'] {
  color: #9c382a;
}

.download-feedback a,
.download-feedback button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 0.55rem;
  color: var(--invoice-green);
}

.download-feedback:focus-visible {
  outline: 3px solid var(--invoice-focus);
  outline-offset: 3px;
}

.invoice-builder .save-invoice-button:disabled,
.invoice-builder .mobile-save-button:disabled {
  color: var(--invoice-paper);
  background: var(--invoice-green-deep);
}

/* Shared visual tokens and form/button primitives for the site and future app. */
.ui-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border: 1px solid transparent;
  border-radius: 3px;
  font-family: var(--ui-sans);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition:
    background-color 120ms ease,
    color 120ms ease;
}

.ui-button--primary {
  color: var(--ui-paper);
  background: var(--ui-accent);
}

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

.ui-button--secondary {
  border-color: #bbc8bd;
  color: var(--ui-accent);
  background: transparent;
}

.ui-button--quiet {
  color: var(--ui-accent);
  background: transparent;
}

.ui-button:disabled {
  opacity: 0.58;
  cursor: not-allowed;
}

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

.ui-field-required {
  color: #887c6a;
  font-size: 0.7rem;
  font-weight: 500;
}

.ui-field-error {
  display: block;
  margin-top: 0.3rem;
  color: #9c382a;
  font-size: 0.72rem;
}

.ui-dialog-backdrop {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  padding: 1.25rem;
  place-items: center;
  background: rgba(24, 34, 29, 0.56);
}

.ui-dialog {
  position: relative;
  max-height: min(90vh, 48rem);
  overflow: auto;
  outline: none;
}

body:has(.invoice-builder) {
  color: var(--invoice-ink);
  background: var(--invoice-ground);
}

body:has(.invoice-builder) .site-header {
  background: rgba(255, 254, 250, 0.95);
  border-bottom-color: #e6e2d7;
}

body:has(.invoice-builder) .logo,
body:has(.invoice-builder) .main-nav a {
  color: var(--invoice-ink);
}

body:has(.invoice-builder) .site-header--builder {
  border-bottom-color: #ded9cc;
  background: rgba(255, 254, 250, 0.97);
}

body:has(.invoice-builder) .site-header--builder .logo {
  gap: 0.65rem;
  color: var(--invoice-green);
  font-family: var(--invoice-serif);
  font-size: 1.28rem;
  font-weight: 650;
  letter-spacing: -0.035em;
}

body:has(.invoice-builder) .site-header--builder .logo-image {
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid #e5e2d8;
  border-radius: 50%;
  background: var(--invoice-paper);
  object-fit: cover;
}

body:has(.invoice-builder) .builder-nav .nav-list {
  gap: clamp(0.75rem, 2vw, 1.75rem);
}

body:has(.invoice-builder) .builder-nav .nav-list a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--invoice-muted);
  font-size: 0.84rem;
}

body:has(.invoice-builder) .builder-nav .nav-list a:hover {
  color: var(--invoice-green);
}

body:has(.invoice-builder) .consent-banner {
  position: static;
  z-index: auto;
  padding: 0;
  color: var(--invoice-ink);
  background: rgba(255, 254, 250, 0.9);
  box-shadow: none;
}

body:has(.invoice-builder) .consent-banner-inner {
  width: min(100%, 1180px);
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--invoice-line);
}

body:has(.invoice-builder) .consent-banner-inner p {
  color: var(--invoice-muted);
}

body:has(.invoice-builder) .consent-btn,
body:has(.invoice-builder) .consent-link {
  min-height: 44px;
}

body:has(.invoice-builder) .consent-link {
  display: inline-flex;
  align-items: center;
  color: var(--invoice-green) !important;
}

body:has(.invoice-builder) .consent-btn-reject {
  border: 1px solid #71877a;
  color: var(--invoice-green);
  background: transparent;
}

body:has(.invoice-builder) .consent-btn-reject:hover {
  border-color: var(--invoice-green);
  color: var(--invoice-green-deep);
  background: #f2f6f1;
}

body:has(.invoice-builder) .consent-btn-accept {
  background: var(--invoice-green);
}

body:has(.invoice-builder) .consent-btn-accept:hover {
  background: var(--invoice-green-deep);
}

.skip-link {
  position: fixed;
  z-index: 10001;
  top: 0.65rem;
  left: 0.75rem;
  padding: 0.7rem 1rem;
  transform: translateY(-160%);
  border: 1px solid var(--invoice-green);
  color: #fffefa;
  background: var(--invoice-green);
  font-weight: 700;
  transition: transform 120ms ease;
}

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

.invoice-builder {
  min-height: 72vh;
  padding: clamp(2rem, 5vw, 4.8rem) 1.25rem 5rem;
  color: var(--invoice-ink);
  background:
    radial-gradient(
      ellipse at 86% 2%,
      rgba(224, 209, 176, 0.25),
      transparent 34rem
    ),
    var(--invoice-ground);
  font-family: var(--invoice-sans);
}

.invoice-builder *,
.invoice-builder *::before,
.invoice-builder *::after {
  box-sizing: border-box;
}

.invoice-page {
  width: min(100%, 1180px);
  margin: 0 auto;
}

.builder-intro {
  max-width: 760px;
  margin: 0 auto clamp(2rem, 4vw, 3rem);
  text-align: center;
}

.eyebrow,
.section-kicker {
  margin: 0;
  color: var(--invoice-clay);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.13em;
  line-height: 1.4;
  text-transform: uppercase;
}

.builder-intro h1 {
  margin: 0.65rem 0 0.85rem;
  color: var(--invoice-ink);
  font-family: var(--invoice-serif);
  font-size: clamp(2.35rem, 5.1vw, 4.25rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1.03;
}

.intro-copy {
  max-width: 590px;
  margin: 0 auto;
  color: var(--invoice-muted);
  font-size: 1.05rem;
}

#page-content {
  scroll-margin-top: 6rem;
}

.builder-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(310px, 0.88fr);
  align-items: start;
  gap: clamp(1.25rem, 3.2vw, 3rem);
}

.editor-panel {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  border: 1px solid #e5e2d8;
  border-radius: 5px;
  background: var(--invoice-paper);
  box-shadow: 0 18px 50px rgba(43, 48, 40, 0.055);
}

.panel-heading,
.items-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.panel-heading {
  margin-bottom: 1.5rem;
}

.panel-heading h2,
.form-section h3 {
  margin: 0.35rem 0 0;
  color: var(--invoice-ink);
}

.panel-heading h2 {
  font-family: var(--invoice-serif);
  font-size: 1.85rem;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.invoice-builder .panel-heading h2::after {
  background: var(--invoice-clay);
}

.draft-pill,
.preview-status {
  color: #51645a;
  font-size: 0.72rem;
  font-weight: 650;
  white-space: nowrap;
}

.draft-pill {
  padding: 0.38rem 0.6rem;
  border: 1px solid #d4ded6;
  border-radius: 999px;
  background: #f2f6f1;
}

.form-section {
  padding: 1.5rem 0;
  border-top: 1px solid var(--invoice-line);
}

.form-section h3 {
  font-size: 1rem;
  font-weight: 700;
}

.optional-fields {
  margin-top: 0.75rem;
  border-top: 1px solid #ece9e1;
}

.optional-fields summary {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.4rem 0;
  color: var(--invoice-green);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.optional-fields summary::-webkit-details-marker {
  display: none;
}

.optional-fields summary::after {
  content: '+';
  color: var(--invoice-clay);
  font: 600 1.1rem var(--invoice-serif);
}

.optional-fields[open] summary::after {
  content: '−';
}

.optional-fields .field-grid {
  padding: 0.4rem 0 0.5rem;
}

.optional-label {
  margin-left: auto;
  color: #646b63;
  font-size: 0.72rem;
  font-weight: 500;
}

.section-hint {
  margin: 0.2rem 0 1rem;
  color: var(--invoice-muted);
  font-size: 0.85rem;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem 1rem;
}

.invoice-field,
.ui-field {
  min-width: 0;
}

.invoice-field label,
.ui-field label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem;
  margin-bottom: 0.38rem;
  color: #35443c;
  font-size: 0.76rem;
  font-weight: 650;
}

.field-required,
.ui-field-required {
  color: #706452;
  font-size: 0.7rem;
  font-weight: 500;
}

.invoice-field input,
.ui-field input {
  display: block;
  width: 100%;
  min-width: 0;
  height: 2.75rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid #d8dbd4;
  border-radius: 3px;
  outline: 0;
  color: var(--invoice-ink);
  background: #fff;
  font: 500 0.88rem/1.3 var(--invoice-sans);
  transition:
    border-color 120ms ease,
    box-shadow 120ms ease;
}

.invoice-field input[type='date'],
.ui-field input[type='date'] {
  max-width: 100%;
}

/* iOS Safari gives native date inputs an intrinsic width that ignores width: 100%. */
@supports (-webkit-touch-callout: none) {
  .invoice-field input[type='date'],
  .ui-field input[type='date'] {
    -webkit-appearance: none;
    appearance: none;
    text-align: left;
  }

  .invoice-field input[type='date']::-webkit-date-and-time-value,
  .ui-field input[type='date']::-webkit-date-and-time-value {
    min-height: 1.3em;
    margin: 0;
    text-align: left;
  }
}

.invoice-field input:hover,
.ui-field input:hover {
  border-color: #aab5aa;
}

.invoice-field input:focus-visible,
.invoice-field input:focus,
.ui-field input:focus-visible,
.ui-field input:focus {
  border-color: var(--invoice-green);
  box-shadow: 0 0 0 3px rgba(36, 72, 58, 0.13);
}

.invoice-field input[aria-invalid='true'],
.ui-field input[aria-invalid='true'] {
  border-color: #a94432;
}

.field-error,
.ui-field-error {
  display: block;
  margin-top: 0.3rem;
  color: #9c382a;
  font-size: 0.72rem;
}

.items-section {
  padding-bottom: 1.15rem;
}

.items-heading {
  align-items: flex-start;
  margin-bottom: 1rem;
}

.items-heading .section-hint {
  margin-bottom: 0;
}

.items-heading .section-kicker {
  padding-top: 0.3rem;
  color: var(--invoice-muted);
  font-size: 0.58rem;
  text-align: right;
}

.line-list {
  display: grid;
  gap: 0.8rem;
}

.invoice-line {
  display: grid;
  grid-template-columns:
    minmax(110px, 1.65fr) minmax(68px, 0.65fr) minmax(100px, 1fr)
    auto;
  align-items: end;
  gap: 0.65rem;
  padding: 0.85rem 0.75rem;
  border: 1px solid #e9e6dd;
  background: #fbfaf6;
}

.invoice-line .invoice-field label,
.invoice-line .ui-field label {
  font-size: 0.68rem;
}

.invoice-line .invoice-field input,
.invoice-line .ui-field input {
  height: 2.75rem;
  padding-inline: 0.55rem;
  font-size: 0.8rem;
}

.remove-line {
  min-width: 44px;
  min-height: 44px;
  padding: 0.4rem;
  border: 0;
  color: #704c3e;
  background: transparent;
  font: 650 0.68rem var(--invoice-sans);
  cursor: pointer;
}

.remove-line:hover:not(:disabled) {
  color: #a33f2b;
  text-decoration: underline;
}

.remove-line:disabled {
  color: #68736b;
  cursor: not-allowed;
}

.add-line,
.text-button {
  min-height: 44px;
  padding: 0.4rem 0.55rem;
  border: 0;
  color: var(--invoice-green);
  background: transparent;
  font: 700 0.78rem var(--invoice-sans);
  cursor: pointer;
}

.add-line {
  margin-top: 0.9rem;
}

.add-line span {
  display: inline-grid;
  width: 1.2rem;
  height: 1.2rem;
  margin-right: 0.25rem;
  place-items: center;
  border: 1px solid #b8c8bc;
  border-radius: 50%;
  font-size: 1rem;
  line-height: 1;
}

.local-data-note {
  display: flex;
  gap: 0.7rem;
  padding: 0.9rem 0.8rem;
  border-left: 3px solid #b87b59;
  background: #f7f2e9;
}

.local-data-icon {
  flex: 0 0 auto;
  color: var(--invoice-clay);
  font-size: 1.1rem;
}

.local-data-note p {
  margin: 0;
  color: #5f6258;
  font-size: 0.75rem;
  line-height: 1.55;
}

.local-data-note strong {
  color: var(--invoice-ink);
}

.storage-status {
  min-height: 1.5rem;
  margin-top: 0.65rem;
  color: #566c5d;
  font-size: 0.72rem;
}

.storage-status.storage-error {
  color: #9c382a;
}

.draft-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-height: 2.1rem;
  margin-top: 0.2rem;
}

.text-button {
  color: #625044;
  font-size: 0.75rem;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.text-button-danger {
  color: #9c382a;
}

.clear-confirmation {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.7rem 1rem;
  text-align: right;
}

.clear-confirmation p {
  flex-basis: 100%;
  margin: 0;
  color: #6d4638;
  font-size: 0.75rem;
}

/* overflow-x: hidden on html+body makes body a scroll container, which disables sticky. */
html:has(.invoice-builder),
body:has(.invoice-builder) {
  overflow-x: clip;
}

.preview-column {
  position: sticky;
  top: 6rem;
  max-height: calc(100vh - 7rem);
  min-width: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

.preview-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin: 0 0 0.7rem;
}

.preview-topline .section-kicker {
  color: var(--invoice-green);
}

.preview-status {
  color: #646b63;
  font-size: 0.7rem;
}

.invoice-paper {
  min-height: 420px;
  padding: clamp(1.25rem, 4vw, 2rem);
  border: 1px solid #e4e4e1;
  background: #fff;
  box-shadow: 0 18px 45px rgba(39, 42, 35, 0.08);
}

.paper-header {
  display: flex;
  min-height: 4.25rem;
  align-items: stretch;
  justify-content: space-between;
  gap: 1rem;
}

.paper-brand {
  display: flex;
  width: min(62%, 14rem);
  min-height: 4.25rem;
  align-items: center;
  margin: 0 0 0 calc(-1 * clamp(1.25rem, 4vw, 2rem));
  padding: 0 clamp(1.25rem, 4vw, 2rem);
  color: #fff;
  background: #303030;
  font: 700 1.25rem/1 var(--invoice-sans);
  letter-spacing: 0.04em;
}

.paper-date {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  gap: 0.35rem;
  color: var(--invoice-ink);
  text-align: right;
}

.paper-date span {
  color: #6b6b6b;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.paper-date strong {
  overflow-wrap: anywhere;
  font-size: 0.78rem;
  font-weight: 600;
}

.paper-parties {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 3rem 0 2.5rem;
}

.paper-parties > div {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.25rem;
}

.paper-label {
  margin-bottom: 0.35rem;
  color: #6b6b6b;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.paper-parties strong,
.paper-parties span:not(.paper-label),
.paper-payment > span:not(.paper-label) {
  overflow-wrap: anywhere;
  color: #595959;
  font-size: 0.73rem;
  line-height: 1.45;
}

.paper-parties strong {
  color: var(--invoice-ink);
  font-size: 0.79rem;
  font-weight: 600;
}

.paper-placeholder {
  color: #626262;
  font-size: inherit;
  font-style: italic;
  font-weight: 400;
}

.paper-lines {
  padding: 0.1rem 0 0.5rem;
}

.paper-line {
  display: grid;
  grid-template-columns:
    minmax(0, 1fr)
    minmax(3.8rem, 0.7fr)
    minmax(1.8rem, 0.35fr)
    minmax(4.1rem, 0.75fr);
  gap: 0.35rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid #ededed;
  color: #595959;
  font-size: 0.69rem;
}

.paper-line span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.paper-line span:not(:first-child) {
  text-align: right;
}

.paper-line-head {
  padding-top: 0;
  color: #6b6b6b;
  font-size: 0.57rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.paper-total {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 0.5rem;
  padding: 1rem 0 0;
  color: var(--invoice-ink);
  font-size: 0.8rem;
}

.paper-total small {
  color: #666;
  font-size: 0.68rem;
  font-weight: 400;
}

.paper-total strong {
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--invoice-ink);
  font: 700 1.05rem var(--invoice-sans);
  text-align: right;
}

.paper-empty-total {
  color: #565656;
  font-size: 0.75rem;
}

.paper-empty-state {
  display: grid;
  min-height: 8rem;
  align-content: center;
  justify-items: center;
  gap: 0.45rem;
  padding: 1.25rem 0.5rem;
  color: #565656;
  text-align: center;
}

.paper-empty-rule {
  width: 2.5rem;
  height: 2px;
  margin-bottom: 0.2rem;
  background: #555;
}

.paper-empty-state strong {
  color: var(--invoice-ink);
  font: 600 1.05rem var(--invoice-serif);
}

.paper-empty-state p {
  max-width: 24rem;
  margin: 0;
  color: #5b5b5b;
  font-size: 0.78rem;
  line-height: 1.5;
}

.paper-payment {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.22rem;
  margin-top: 4rem;
  padding-top: 0.85rem;
  border-top: 1px solid #e3e3e3;
}

.paper-footer {
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  gap: 0.3rem;
  margin-top: 3rem;
  padding-top: 0.7rem;
  border-top: 1px solid #e3e3e3;
  color: #666;
  font-size: 0.65rem;
}

.paper-footer strong {
  color: #303030;
  font-size: 0.69rem;
  font-weight: 700;
}

.save-invoice-button {
  display: flex;
  width: 100%;
  min-height: 3.35rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.1rem;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--invoice-green);
  border-radius: 3px;
  color: #fffefa;
  background: var(--invoice-green);
  font: 700 0.92rem var(--invoice-sans);
  text-align: left;
  cursor: pointer;
  transition:
    background-color 120ms ease,
    transform 120ms ease;
}

.save-invoice-button:hover {
  background: var(--invoice-green-deep);
}

.save-invoice-button:active {
  transform: translateY(1px);
}

.save-invoice-button span {
  font-size: 1.15rem;
}

.save-hint {
  margin: 0.55rem 0 0;
  color: #5b675f;
  font-size: 0.75rem;
  text-align: center;
}

.paper-empty-state {
  display: grid;
  min-height: 8rem;
  align-content: center;
  justify-items: center;
  gap: 0.45rem;
  padding: 1.25rem 0.5rem;
  color: #56645b;
  text-align: center;
}

.paper-empty-rule {
  width: 2.5rem;
  height: 2px;
  margin-bottom: 0.2rem;
  background: var(--invoice-clay);
}

.paper-empty-state strong {
  color: var(--invoice-ink);
  font: 600 1.05rem var(--invoice-serif);
}

.paper-empty-state p {
  max-width: 24rem;
  margin: 0;
  color: #5b675f;
  font-size: 0.78rem;
  line-height: 1.5;
}

.paper-empty-total {
  color: #56645b;
  font-size: 0.75rem;
}

.invoice-builder .ui-button:disabled {
  opacity: 1;
  color: #68736b;
  cursor: not-allowed;
}

.mobile-save-dock {
  display: none;
}

.invoice-builder button:focus-visible,
.invoice-builder summary:focus-visible,
.invoice-builder a:focus-visible,
.skip-link:focus-visible,
.site-header--builder button:focus-visible,
.site-header--builder a:focus-visible,
.dialog-close:focus-visible {
  outline: 3px solid var(--invoice-focus);
  outline-offset: 2px;
}

.dialog-backdrop {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: grid;
  padding: 1.25rem;
  place-items: center;
  background: rgba(24, 34, 29, 0.56);
}

.save-info-dialog {
  position: relative;
  width: min(100%, 460px);
  padding: clamp(1.5rem, 5vw, 2.4rem);
  border: 1px solid #ded9cc;
  border-radius: 4px;
  outline: none;
  background: var(--invoice-paper);
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.23);
}

.save-info-dialog h2 {
  margin: 0.6rem 3.5rem 0.8rem 0;
  color: var(--invoice-ink);
  font: 500 2rem/1.1 var(--invoice-serif);
  letter-spacing: -0.03em;
}

.save-info-dialog > p:not(.section-kicker) {
  color: #626e65;
  font-size: 0.91rem;
  line-height: 1.65;
}

.dialog-close {
  position: absolute;
  top: 0.8rem;
  right: 0.8rem;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid #dedfd6;
  border-radius: 50%;
  color: #526158;
  background: transparent;
  font-size: 1.35rem;
  cursor: pointer;
}

.dialog-secondary {
  min-height: 44px;
  margin-top: 0.4rem;
  padding: 0.6rem 0.95rem;
  border: 1px solid #bbc8bd;
  border-radius: 3px;
  color: var(--invoice-green);
  background: transparent;
  font: 700 0.82rem var(--invoice-sans);
  cursor: pointer;
}

.builder-guide {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 4vw, 3.5rem) clamp(2rem, 5vw, 4.5rem);
  margin-top: clamp(3rem, 7vw, 5.5rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--invoice-line);
  color: var(--invoice-ink);
}

.builder-guide .guide-block:nth-child(2) {
  grid-row: span 2;
}

.builder-guide h2 {
  margin: 0 0 1rem;
  font-family: var(--invoice-serif);
  font-size: clamp(1.45rem, 2.6vw, 1.95rem);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.builder-guide p,
.guide-steps li {
  color: #44524b;
  font-size: 0.92rem;
  line-height: 1.6;
}

.builder-guide a {
  color: var(--invoice-green);
  font-weight: 650;
  text-underline-offset: 3px;
}

.guide-steps {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  counter-reset: guide-step;
  list-style: none;
}

.guide-steps li {
  position: relative;
  padding-left: 2.5rem;
  counter-increment: guide-step;
}

.guide-steps li::before {
  position: absolute;
  top: 0.05rem;
  left: 0;
  display: grid;
  width: 1.75rem;
  height: 1.75rem;
  place-items: center;
  border: 1px solid var(--invoice-green);
  border-radius: 50%;
  color: var(--invoice-green);
  font-size: 0.78rem;
  font-weight: 700;
  content: counter(guide-step);
}

.guide-steps strong {
  color: var(--invoice-ink);
}

.guide-table-wrap {
  overflow-x: auto;
}

.guide-compare {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.guide-compare th,
.guide-compare td {
  padding: 0.7rem 0.6rem;
  border-bottom: 1px solid #e3e1d8;
  text-align: left;
  vertical-align: top;
}

.guide-compare thead th {
  color: var(--invoice-muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.guide-compare tbody th {
  color: var(--invoice-ink);
  font-weight: 650;
}

.guide-compare td {
  color: #44524b;
}

.guide-faq {
  border-top: 1px solid #e3e1d8;
}

.guide-faq details {
  border-bottom: 1px solid #e3e1d8;
}

.guide-faq summary {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 650;
  cursor: pointer;
  list-style: none;
}

.guide-faq summary::-webkit-details-marker {
  display: none;
}

.guide-faq summary::after {
  color: var(--invoice-green);
  font-size: 1.2rem;
  content: '+';
}

.guide-faq details[open] summary::after {
  content: '−';
}

.guide-faq p {
  margin: 0 0 1rem;
}

@media (max-width: 900px) {
  .builder-guide {
    grid-template-columns: minmax(0, 1fr);
  }

  .builder-guide .guide-block:nth-child(2) {
    grid-row: auto;
  }
  .builder-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .preview-column {
    position: static;
    max-height: none;
    overflow: visible;
    max-width: 620px;
    margin: 0 auto;
  }
}

@media (max-width: 640px) {
  body:has(.invoice-builder) .builder-nav .nav-toggle {
    display: grid;
    width: 44px;
    height: 44px;
    place-items: center;
    padding: 0;
    border: 1px solid #d9ddd5;
    border-radius: 3px;
    background: var(--invoice-paper);
  }

  body:has(.invoice-builder) .builder-nav .nav-list {
    visibility: hidden;
    width: min(82vw, 19rem);
    max-width: none;
    height: 100dvh;
    padding: 6rem 1.5rem 2rem;
    padding-right: 1.5rem;
    gap: 0.5rem;
    border-left: 1px solid #ded9cc;
    background: var(--invoice-paper);
  }

  body:has(.invoice-builder) .builder-nav.nav-open .nav-list {
    visibility: visible;
  }

  body:has(.invoice-builder) .builder-nav .nav-list a {
    min-height: 48px;
    border-bottom: 1px solid #ece9e1;
    color: var(--invoice-ink);
    font-size: 1rem;
  }
}

@media (max-width: 560px) {
  .invoice-builder {
    padding: 2.2rem 0.85rem 7rem;
  }

  .builder-intro {
    margin-bottom: 1.7rem;
    text-align: left;
  }

  .builder-intro h1 {
    max-width: 19ch;
    font-size: clamp(2.25rem, 11vw, 3.1rem);
  }

  .intro-copy {
    margin-left: 0;
    font-size: 0.95rem;
  }

  .editor-panel {
    padding: 1.1rem;
  }

  .panel-heading {
    align-items: flex-start;
  }

  .panel-heading h2 {
    font-size: 1.55rem;
  }

  .draft-pill {
    margin-top: 0.3rem;
    font-size: 0.62rem;
  }

  .field-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.8rem;
  }

  .optional-fields {
    margin-top: 0.55rem;
  }

  .optional-fields summary {
    font-size: 0.78rem;
  }

  .invoice-line {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem 0.75rem;
  }

  .invoice-line .invoice-field:first-child {
    grid-column: 1 / -1;
  }

  .remove-line {
    grid-column: 1 / -1;
    justify-self: end;
    min-height: 44px;
  }

  .items-heading {
    align-items: flex-start;
  }

  .items-heading .section-kicker {
    max-width: 7rem;
    font-size: 0.52rem;
  }

  body:has(.invoice-builder) .consent-banner-inner {
    align-items: flex-start;
    gap: 0.45rem 0.75rem;
    padding: 0.65rem 0.85rem;
    text-align: left;
  }

  body:has(.invoice-builder) .consent-banner-inner p {
    flex-basis: 100%;
    font-size: 0.76rem;
    line-height: 1.4;
  }

  body:has(.invoice-builder) .consent-actions {
    width: 100%;
    justify-content: flex-start;
    gap: 0.5rem;
  }

  body:has(.invoice-builder) .consent-btn {
    padding: 0.5rem 0.9rem;
  }

  body:has(.invoice-builder) .consent-link {
    padding-inline: 0.25rem;
  }

  .mobile-save-dock {
    position: fixed;
    z-index: 900;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem calc(0.65rem + env(safe-area-inset-bottom));
    border-top: 1px solid #d8d4c9;
    background: rgba(255, 254, 250, 0.97);
    box-shadow: 0 -5px 20px rgba(32, 45, 40, 0.08);
  }

  .mobile-save-total {
    display: grid;
    gap: 0.12rem;
    color: var(--invoice-muted);
    font-size: 0.68rem;
    min-width: 0;
    overflow-wrap: anywhere;
  }

  .mobile-save-total strong {
    color: var(--invoice-ink);
    font: 600 1rem var(--invoice-serif);
  }

  .mobile-save-button {
    flex-shrink: 0;
    max-width: 65%;
    min-height: 44px;
    padding: 0.65rem 0.75rem;
    color: #fffefa;
    background: var(--invoice-green);
    font: 700 0.75rem/1.2 var(--invoice-sans);
    text-align: center;
  }

  .invoice-builder:has(
      input:focus,
      .add-line:focus,
      .remove-line:focus,
      .draft-actions button:focus,
      .save-invoice-button:focus,
      .download-feedback:focus-within
    )
    .mobile-save-dock {
    display: none;
  }

  .invoice-builder[data-pdf-state='pending'] .mobile-save-dock {
    display: none;
  }

  .paper-parties {
    gap: 0.7rem;
  }

  .invoice-paper {
    min-height: 0;
  }
}

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