:root {
  --bg: #ffffff;
  --panel: #ffffff;
  --ink: #000000;
  --muted: #000000;
  --line: #d65e82;
  --soft: #ffffff;
  --input-bg: rgba(214, 94, 130, 0.06);
  --input-bg-strong: rgba(214, 94, 130, 0.1);
  --primary: #d65e82;
  --primary-dark: #000000;
  --accent: #d65e82;
  --danger: #000000;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  font-size: 15px;
  line-height: 1.55;
  overflow-x: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  align-items: start;
}

.side-nav {
  position: sticky;
  top: 0;
  min-height: 100vh;
  border-right: 2px solid var(--ink);
  background: #ffffff;
  padding: 20px 14px;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 20px;
}

.side-brand img {
  display: block;
  width: 190px;
  max-width: 100%;
  height: auto;
}

.side-menu {
  display: grid;
  align-content: start;
  gap: 8px;
}

.side-link {
  border: 1px solid transparent;
  background: #ffffff;
  border-radius: 8px;
  color: var(--ink);
  min-height: 48px;
  padding: 12px 14px;
  text-align: left;
  font-weight: 800;
}

.side-link.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.side-link:not(.active):hover {
  border-color: var(--ink);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.brand-logo {
  display: block;
  width: min(560px, 100%);
  height: auto;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: #ffffff;
  color: var(--primary);
  border-radius: 8px;
  font-weight: 800;
}

.brand-name {
  font-weight: 700;
  font-size: 17px;
}

.brand-sub {
  color: var(--muted);
  font-size: 12px;
}

.main {
  min-width: 0;
  padding: 28px;
  width: 100%;
  max-width: 1560px;
  margin: 0 auto;
}

.home-screen.active {
  min-height: calc(100vh - 56px);
  display: grid;
  align-items: start;
  justify-items: center;
}

.home-hero {
  width: min(1180px, 100%);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 34px;
}

.home-hero .brand {
  margin-bottom: 22px;
}

.home-hero h1 {
  font-size: 32px;
}

.home-hero p {
  margin: 8px 0 24px;
  color: var(--muted);
}

.home-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.plan-choice {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 16px;
}

.plan-button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 16px;
  text-align: left;
}

.plan-button.active {
  border-width: 2px;
  background: rgba(214, 94, 130, 0.06);
}

.plan-button span {
  display: block;
  font-size: 20px;
  font-weight: 800;
}

.plan-button small {
  display: block;
  margin-top: 4px;
}

.home-card {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 22px;
  text-align: left;
  min-height: 150px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-content: center;
  column-gap: 16px;
}

.home-card:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 22px rgba(214, 94, 130, 0.16);
}

.home-card span {
  display: block;
  font-size: 24px;
  font-weight: 800;
}

.home-card b {
  grid-row: span 2;
  border-left: 4px solid var(--primary);
  color: var(--primary);
  font-size: 42px;
  line-height: 1;
  min-width: 52px;
  padding-left: 14px;
}

.home-card small {
  display: block;
  color: var(--muted);
  margin-top: 8px;
}

.backend-panel {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding-top: 16px;
}

.master-shortcut {
  border: 1px solid var(--primary);
  border-radius: 8px;
  background: #ffffff;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 12px;
  align-items: center;
  margin-bottom: 14px;
  padding: 12px;
}

.master-shortcut span {
  font-size: 13px;
}

.backend-panel small {
  display: block;
  margin-top: 2px;
}

.backend-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.sheet-link {
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 10px 14px;
  text-decoration: none;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.back-button {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 999px;
  padding: 7px 12px;
  margin-bottom: 10px;
}

.topbar-logo {
  display: block;
  width: min(320px, 100%);
  height: auto;
  margin-bottom: 14px;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: 26px;
}

h2 {
  font-size: 18px;
}

.topbar p {
  margin: 4px 0 0;
  color: var(--muted);
}

.status-pill {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 8px 14px;
  color: var(--muted);
  white-space: nowrap;
}

.screen {
  display: none;
}

.screen.active {
  display: block;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(420px, 0.95fr) minmax(360px, 1.05fr);
  gap: 18px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 18px;
  min-width: 0;
}

.input-section {
  border: 2px solid var(--primary);
  background: var(--input-bg);
}

.preview-section {
  border: 2px solid var(--ink);
  background: #ffffff;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.panel-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  min-width: 0;
}

.step-field-groups {
  display: grid;
  gap: 14px;
}

.field-group {
  border-radius: 8px;
  padding: 14px;
}

.action-group {
  border: 2px solid var(--primary);
  background: var(--input-bg-strong);
}

.master-group {
  border: 1px dashed var(--ink);
  background: #ffffff;
}

.field-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.field-group-head h3 {
  margin: 0;
  font-size: 16px;
}

.field-group-head span {
  border: 1px solid var(--ink);
  border-radius: 999px;
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 3px 9px;
  white-space: nowrap;
}

.action-field input,
.action-field select {
  border-width: 2px;
  font-weight: 800;
}

.action-field {
  position: relative;
}

.month-field {
  position: relative;
}

.month-button {
  position: relative;
  width: 100%;
  min-height: 42px;
  border: 2px solid var(--primary);
  border-radius: 6px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  font-weight: 800;
  padding: 10px 42px 10px 11px;
  text-align: left;
}

.month-button::after {
  content: "▼";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink);
  font-size: 12px;
}

.month-picker {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 30;
  width: min(360px, 100%);
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 12px;
}

.month-picker-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.month-picker-head strong {
  font-size: 17px;
}

.month-picker-nav {
  width: 38px;
  min-height: 34px;
  border: 1px solid var(--ink);
  border-radius: 6px;
  background: #ffffff;
  color: var(--ink);
  font-weight: 800;
}

.month-picker-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.month-option {
  border: 1px solid var(--primary);
  border-radius: 6px;
  background: #ffffff;
  color: var(--ink);
  font-weight: 800;
  min-height: 42px;
}

.month-option.active {
  background: var(--primary);
  color: #ffffff;
}

.customer-picker-field {
  position: relative;
}

.customer-picker-button {
  position: relative;
  width: 100%;
  min-height: 42px;
  border: 2px solid var(--primary);
  border-radius: 6px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  font-weight: 800;
  padding: 10px 42px 10px 11px;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.customer-picker-button::after {
  content: "▼";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink);
  font-size: 12px;
}

.customer-picker {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 40;
  width: 100%;
  min-width: min(360px, 100%);
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 10px;
}

.customer-picker-search {
  margin-bottom: 8px;
}

.customer-picker-list {
  display: grid;
  gap: 6px;
  max-height: 260px;
  overflow: auto;
}

.customer-picker-item {
  display: grid;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--ink);
  padding: 10px 12px;
  text-align: left;
}

.customer-picker-item strong {
  font-size: 15px;
}

.customer-picker-item small {
  color: var(--ink);
  font-size: 12px;
}

.customer-picker-item:hover {
  border-color: var(--primary);
  background: rgba(214, 94, 130, 0.06);
}

.customer-picker-item.active {
  border-color: var(--primary);
  border-width: 2px;
  background: rgba(214, 94, 130, 0.1);
}

.customer-picker-empty {
  border: 1px dashed var(--ink);
  border-radius: 6px;
  font-size: 13px;
  padding: 10px;
}

.master-field {
  opacity: 0.82;
}

.master-field input,
.master-field select {
  border-color: var(--ink);
  border-style: dashed;
}

.master-field:focus-within {
  opacity: 1;
}

.master-field:focus-within input,
.master-field:focus-within select {
  border-color: var(--primary);
  border-style: solid;
}

label {
  display: grid;
  gap: 6px;
  color: var(--ink);
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px 11px;
  background: #fff;
  color: var(--ink);
  min-height: 42px;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(214, 94, 130, 0.22);
  border-color: var(--primary);
}

.full-field {
  margin-top: 14px;
}

.form-actions,
.wizard-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

.primary-button,
.secondary-button,
.ghost-button,
.danger-button {
  border-radius: 6px;
  border: 1px solid transparent;
  padding: 10px 14px;
  font-weight: 700;
  min-height: 40px;
}

.primary-button {
  background: var(--primary);
  color: #fff;
}

.primary-button:hover {
  background: var(--primary-dark);
}

.secondary-button {
  background: #ffffff;
  color: var(--primary-dark);
  border-color: var(--primary);
}

.ghost-button {
  background: #fff;
  border-color: var(--line);
  color: var(--ink);
}

.danger-button {
  background: #ffffff;
  color: var(--danger);
  border-color: var(--primary);
}

.search-input {
  max-width: 220px;
}

.customer-list {
  display: grid;
  gap: 10px;
  max-height: calc(100vh - 230px);
  overflow: auto;
  padding-right: 2px;
}

.customer-card {
  border: 1px solid var(--ink);
  background: #fff;
  border-radius: 8px;
  padding: 12px;
  display: grid;
  gap: 8px;
}

.customer-card button {
  border: 0;
  background: transparent;
  padding: 0;
  text-align: left;
}

.history-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.42fr) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.history-list-panel,
.history-preview-panel {
  min-width: 0;
}

.history-list-panel {
  position: sticky;
  top: 18px;
}

.history-filters {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 170px;
  gap: 10px;
  margin-bottom: 12px;
}

.history-filters .search-input {
  max-width: none;
}

.history-list {
  display: grid;
  gap: 10px;
  max-height: calc(100vh - 280px);
  overflow: auto;
  padding-right: 2px;
}

.history-card {
  border: 1px solid var(--ink);
  border-radius: 8px;
  background: #ffffff;
}

.history-card.selected {
  border-color: var(--primary);
  border-width: 2px;
  background: var(--input-bg);
}

.history-card button {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--ink);
  padding: 12px;
  text-align: left;
}

.history-card-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: start;
  margin-bottom: 8px;
}

.history-card-head strong {
  font-size: 16px;
}

.history-card-meta {
  display: grid;
  gap: 4px;
  font-size: 13px;
}

.history-card-meta strong {
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

.history-card small {
  display: block;
  margin-top: 8px;
}

.history-empty {
  border: 1px dashed var(--ink);
  border-radius: 8px;
  display: grid;
  gap: 6px;
  padding: 14px;
}

.history-preview-empty {
  color: var(--ink);
  min-height: 220px;
  display: grid;
  place-items: center;
  text-align: center;
}

.customer-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
}

.customer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  background: var(--soft);
  color: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 3px 9px;
  font-size: 12px;
}

.invoice-flow {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.invoice-workbench {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: start;
}

.sticky-summary {
  position: sticky;
  top: 18px;
  border-radius: 8px;
  padding: 18px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.summary-title {
  font-size: 20px;
  font-weight: 800;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 10px;
  margin-bottom: 10px;
}

.summary-lines {
  display: grid;
  gap: 10px;
}

.summary-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 10px;
}

.summary-line strong {
  font-variant-numeric: tabular-nums;
}

.summary-line.highlight {
  border-bottom: 2px solid var(--ink);
  font-size: 18px;
  font-weight: 800;
}

.summary-line.refund strong,
.summary-line.billing strong {
  color: var(--primary);
}

.summary-status {
  border: 1px dashed var(--ink);
  border-radius: 8px;
  font-size: 13px;
  margin-top: 12px;
  padding: 10px;
}

.flow-section {
  min-width: 0;
}

.logic-note {
  border: 1px solid var(--ink);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 13px;
}

.logic-note summary {
  cursor: pointer;
  font-weight: 800;
}

.logic-note p {
  margin: 8px 0 0;
  line-height: 1.7;
}

.support-detail-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.support-detail-list div {
  display: grid;
  grid-template-columns: minmax(170px, 0.32fr) minmax(0, 1fr);
  gap: 12px;
  border-top: 1px solid var(--ink);
  padding-top: 8px;
}

.support-detail-list strong {
  color: var(--ink);
}

.support-detail-list span {
  color: var(--ink);
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.summary-item {
  background: var(--soft);
  border-radius: 6px;
  padding: 10px;
}

.summary-item small {
  display: block;
  color: var(--muted);
}

.save-status {
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  padding: 5px 10px;
  white-space: nowrap;
}

.save-status.saved {
  background: rgba(214, 94, 130, 0.08);
}

.save-status.saving {
  background: #ffffff;
}

.save-status.unsaved {
  background: #ffffff;
}

.deposit-alert {
  border: 2px solid var(--primary);
  border-radius: 8px;
  font-weight: 800;
  padding: 12px 14px;
}

.deposit-alert.paid {
  background: var(--input-bg-strong);
}

.deposit-alert.unpaid {
  background: #ffffff;
}

.table-wrap {
  overflow: auto;
  max-width: 100%;
}

.input-section .table-wrap {
  border: 1px solid var(--primary);
  border-radius: 8px;
  background: var(--input-bg);
  padding: 10px;
}

.entry-table,
.invoice-table {
  width: 100%;
  border-collapse: collapse;
}

.entry-table th,
.entry-table td,
.invoice-table th,
.invoice-table td {
  border-bottom: 1px solid var(--line);
  padding: 9px;
  vertical-align: top;
}

.entry-table th,
.invoice-table th {
  background: #ffffff;
  text-align: left;
  color: var(--ink);
  font-size: 13px;
}

.input-section .entry-table th,
.input-section .entry-table td {
  background: var(--input-bg);
}

.entry-table input,
.entry-table select {
  min-width: 116px;
}

.time-input {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

.numeric-input {
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.entry-table .service-select {
  min-width: 150px;
}

.entry-table .support-select {
  min-width: 150px;
}

.entry-table .manual-input {
  min-width: 92px;
}

.checkbox-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
}

.checkbox-line input {
  width: auto;
  min-height: auto;
}

.sub-panel-head {
  margin-top: 22px;
}

.rates-settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.rate-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.rate-card h3 {
  margin: 0 0 10px;
  font-size: 14px;
}

.rate-inputs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.breakdown {
  min-width: 250px;
  color: var(--ink);
  font-size: 13px;
}

.row-amount {
  min-width: 110px;
  font-weight: 800;
  text-align: right;
  white-space: nowrap;
}

.pill-select {
  min-width: 110px;
  border: 2px solid var(--primary);
  border-radius: 999px;
  font-weight: 800;
  text-align: center;
}

.time-input[type="time"] {
  min-width: 126px;
  font-weight: 800;
}

.remove-row {
  border: 1px solid var(--primary);
  color: var(--danger);
  background: #ffffff;
  border-radius: 6px;
  padding: 8px 10px;
}

.invoice-preview {
  border: 1px solid var(--ink);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 18px;
}

.invoice-preview.compact {
  margin-top: 16px;
}

.invoice-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 14px;
  margin-bottom: 16px;
}

.invoice-company {
  flex: 0 0 50%;
  max-width: 50%;
  line-height: 1.5;
}

.issuer-name {
  font-weight: 800;
  margin-top: 2px;
  font-size: 15px;
  line-height: 1.35;
  white-space: nowrap;
}

.company-overview {
  border: 1px solid var(--ink);
  border-radius: 6px;
  margin-top: 8px;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.55;
  white-space: normal;
}

.invoice-logo-text {
  color: var(--ink);
  font-size: 26px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
}

.invoice-logo {
  display: block;
  width: 230px;
  max-width: 100%;
  height: auto;
  margin-bottom: 10px;
}

.invoice-title {
  font-size: 24px;
  font-weight: 800;
}

.invoice-meta {
  margin-top: 4px;
}

.invoice-total {
  display: grid;
  justify-content: end;
  gap: 6px;
  margin-top: 14px;
}

.total-line {
  display: grid;
  grid-template-columns: 160px 140px;
  gap: 10px;
  text-align: right;
}

.total-line.deduction {
  color: var(--ink);
}

.total-line.grand {
  font-size: 20px;
  font-weight: 800;
  border-top: 2px solid var(--ink);
  padding-top: 8px;
}

.transfer-box {
  border: 1px solid var(--ink);
  border-radius: 6px;
  padding: 12px;
  margin-top: 16px;
}

.invoice-remark {
  border: 1px solid var(--ink);
  border-radius: 6px;
  margin-top: 12px;
  padding: 12px;
  line-height: 1.75;
}

.output-transfer {
  margin: 0 0 16px;
}

.settings-note {
  border: 1px dashed var(--ink);
  border-radius: 8px;
  background: #ffffff;
  margin: 0 0 14px;
  padding: 10px 12px;
}

.checklist {
  display: grid;
  gap: 10px;
}

.check-item {
  border: 1px solid var(--ink);
  border-radius: 8px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
}

.check-item input {
  width: 20px;
  min-height: 20px;
  accent-color: var(--primary);
}

.check-item.done .check-auto {
  background: rgba(214, 94, 130, 0.1);
  border-color: var(--primary);
  color: var(--primary-dark);
}

.check-item.pending {
  border-color: var(--primary);
  border-width: 2px;
}

.check-item strong {
  display: block;
}

.check-item small {
  color: var(--ink);
}

.check-item .check-auto {
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  padding: 4px 8px;
}

.output-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.output-action-bar {
  align-items: stretch;
}

.output-button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 18px;
  min-height: 118px;
  text-align: left;
}

.output-action-bar .output-button {
  display: grid;
  align-content: center;
  justify-items: center;
  min-height: 96px;
  text-align: center;
}

.output-action-bar .output-button span {
  font-size: 30px;
}

.save-output-button {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.save-output-button small {
  color: #ffffff;
}

.export-output-button {
  border: 2px solid var(--ink);
  color: var(--ink);
}

.final-save-button {
  width: 100%;
  border: 2px solid var(--primary);
  background: var(--primary);
  color: #ffffff;
  border-radius: 8px;
  font-weight: 800;
  margin-top: 14px;
  min-height: 52px;
  padding: 12px 16px;
}

.invoice-preview .invoice-table th,
.invoice-preview .invoice-table td {
  border-bottom-color: var(--ink);
}

.output-button:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 22px rgba(214, 94, 130, 0.16);
}

.output-button span {
  display: block;
  font-size: 18px;
  font-weight: 800;
}

.output-button small {
  display: block;
  color: var(--muted);
  margin-top: 6px;
}

.print-area {
  display: none;
}

.toast-container {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: grid;
  gap: 10px;
  justify-items: center;
  width: max-content;
  max-width: calc(100vw - 36px);
}

.toast {
  border: 2px solid rgba(255, 255, 255, 0.85);
  border-radius: 999px;
  background: #1f1f1f;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  color: #ffffff;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.5;
  max-width: 100%;
  padding: 13px 24px;
  text-align: center;
  animation: toast-in 0.25s ease;
  transition: opacity 0.35s, transform 0.35s;
}

.toast.success {
  background: var(--primary);
}

.toast.error {
  background: #c5221f;
}

.toast.hide {
  opacity: 0;
  transform: translateY(-10px);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.settings-layout {
  align-items: start;
}

.help-mini-list,
.help-docs {
  display: grid;
  gap: 12px;
}

.help-mini-list div {
  border-bottom: 1px solid var(--ink);
  padding-bottom: 10px;
}

.help-mini-list p,
.help-doc-card p {
  margin: 6px 0 0;
}

.help-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.help-index {
  position: sticky;
  top: 18px;
  display: grid;
  gap: 8px;
}

.help-index a {
  border: 1px solid var(--ink);
  border-radius: 8px;
  color: var(--ink);
  font-weight: 800;
  padding: 10px 12px;
  text-decoration: none;
}

.help-index a:hover {
  border-color: var(--primary);
  color: var(--primary);
}

@media (max-width: 960px) {
  .app-shell,
  .two-column,
  .field-grid,
  .summary-strip,
  .output-grid,
  .plan-choice,
  .backend-controls,
  .home-actions,
  .invoice-workbench,
  .history-layout,
  .history-filters,
  .help-layout,
  .rates-settings-grid,
  .rate-inputs,
  .master-shortcut {
    grid-template-columns: 1fr;
  }

  .side-nav {
    position: static;
    min-height: 0;
    border-right: 0;
    border-bottom: 2px solid var(--ink);
  }

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

  .sticky-summary,
  .history-list-panel,
  .help-index {
    position: static;
  }

  .history-list {
    max-height: none;
  }

  .main {
    padding: 18px;
  }

  .topbar {
    display: grid;
  }

  .home-hero {
    padding: 24px;
  }
}

@media print {
  @page {
    size: A4;
    margin: 0;
  }

  body {
    background: #fff;
    margin: 0;
  }

  .app-shell,
  .toast-container {
    display: none;
  }

  .print-area {
    display: block;
    padding: 12mm;
  }

  .invoice-preview {
    border: 0;
    padding: 0;
  }
}