:root {
  --bg: #eef4f8;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-strong: #ffffff;
  --ink: #10283c;
  --muted: #5d7286;
  --line: rgba(16, 40, 60, 0.12);
  --line-strong: rgba(16, 40, 60, 0.22);
  --accent: #1b90ff;
  --accent-strong: #0b4ca9;
  --accent-soft: rgba(27, 144, 255, 0.12);
  --accent-warm: #efb04b;
  --success: #0f9d7a;
  --warning: #f2a33a;
  --danger: #d25757;
  --shadow: 0 28px 90px rgba(14, 40, 64, 0.14);
  --shadow-soft: 0 16px 48px rgba(14, 40, 64, 0.09);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --font-body: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  --font-display: "Gill Sans", "Avenir Next", "Trebuchet MS", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(17, 136, 231, 0.15), transparent 28%),
    radial-gradient(circle at 80% 20%, rgba(239, 176, 75, 0.12), transparent 24%),
    radial-gradient(circle at bottom right, rgba(4, 108, 174, 0.12), transparent 30%),
    linear-gradient(180deg, #f6f9fb 0%, #edf3f6 100%);
  color: var(--ink);
  font-family: var(--font-body);
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  border-radius: 999px;
  filter: blur(50px);
}

body::before {
  width: 280px;
  height: 280px;
  right: -120px;
  top: 120px;
  background: rgba(15, 159, 229, 0.2);
}

body::after {
  width: 360px;
  height: 360px;
  left: -140px;
  bottom: -120px;
  background: rgba(0, 113, 199, 0.12);
}

a {
  color: inherit;
}

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

button {
  cursor: pointer;
}

#app {
  min-height: 100vh;
}

.app-shell {
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
  min-height: 100vh;
  position: relative;
}

.sidebar {
  position: sticky;
  top: 0;
  min-height: 100vh;
  padding: 36px 26px;
  background:
    radial-gradient(circle at top left, rgba(17, 136, 231, 0.18), transparent 34%),
    linear-gradient(180deg, rgba(7, 34, 58, 0.98), rgba(11, 44, 70, 0.96));
  color: #f5fbff;
  backdrop-filter: blur(18px);
  box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.06);
}

.sidebar__brand {
  display: grid;
  gap: 18px;
  margin-bottom: 28px;
}

.app-brand-mark {
  width: 168px;
  max-width: 100%;
  padding: 12px 16px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow:
    0 18px 40px rgba(5, 20, 36, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.96);
}

.brand-logo {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 18px rgba(16, 201, 237, 0.12));
}

.company-badge {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.company-badge__logo,
.brand-upload__preview--company {
  width: 56px;
  min-width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  overflow: hidden;
}

.company-badge__logo.is-placeholder,
.brand-upload__preview--company.is-placeholder {
  background:
    linear-gradient(135deg, rgba(37, 193, 237, 0.3), rgba(11, 76, 169, 0.42)),
    linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
  color: #f5fbff;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.company-badge__logo.has-image img,
.brand-upload__preview--company.has-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.company-badge__copy strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
}

.brand-copy small,
.sidebar .eyebrow {
  display: block;
  color: rgba(245, 251, 255, 0.64);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
}

.brand-copy strong {
  display: block;
  margin-top: 4px;
  font-size: 1.2rem;
  font-weight: 700;
}

.sidebar__nav {
  display: grid;
  gap: 8px;
  margin-bottom: 32px;
}

.nav-link {
  width: 100%;
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.02);
  color: inherit;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: 160ms ease;
}

.nav-link:hover,
.nav-link.is-active {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateX(2px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.nav-link small {
  color: rgba(245, 251, 255, 0.64);
}

.sidebar__panel {
  margin-top: 24px;
  padding: 20px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.05));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar__panel strong {
  display: block;
  margin-bottom: 8px;
}

.sidebar__panel p,
.sidebar__panel li {
  color: rgba(245, 251, 255, 0.76);
  line-height: 1.5;
  font-size: 0.94rem;
}

.sidebar__panel ul {
  padding-left: 18px;
  margin: 10px 0 0;
}

.workspace {
  padding: 32px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 30px;
}

.topbar__copy h1 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.topbar__copy p {
  margin: 0;
  color: var(--muted);
}

.topbar__actions,
.stack-actions,
.control-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button,
.button-ghost,
.button-soft,
.button-danger {
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 13px 20px;
  transition: 140ms ease;
  box-shadow: var(--shadow-soft);
}

.button {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  box-shadow:
    0 16px 34px rgba(3, 88, 182, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.button:hover,
.button-soft:hover,
.button-ghost:hover,
.button-danger:hover {
  transform: translateY(-1px);
}

.button-soft {
  background: linear-gradient(135deg, rgba(17, 136, 231, 0.12), rgba(17, 136, 231, 0.22));
  color: var(--accent-strong);
  border-color: rgba(17, 136, 231, 0.12);
}

.button-ghost {
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  border-color: var(--line);
}

.button-danger {
  background: rgba(210, 87, 87, 0.12);
  color: var(--danger);
}

.page {
  display: grid;
  gap: 20px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 32px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(125deg, rgba(255, 255, 255, 0.94), rgba(244, 249, 252, 0.88)),
    linear-gradient(135deg, rgba(17, 136, 231, 0.08), rgba(239, 176, 75, 0.06));
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.hero::after {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  top: -140px;
  right: -120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(15, 159, 229, 0.22), transparent 70%);
}

.hero--empty {
  background:
    radial-gradient(circle at top right, rgba(17, 136, 231, 0.18), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(241, 247, 250, 0.92));
}

.hero__grid,
.two-column,
.three-column,
.metrics-grid,
.stats-grid,
.panel-grid {
  display: grid;
  gap: 18px;
}

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

.three-column,
.metrics-grid,
.stats-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 24px;
  backdrop-filter: blur(14px);
}

.panel--spotlight {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(244, 249, 252, 0.92));
}

.panel--flush {
  padding: 0;
}

.panel__header,
.list-row,
.detail-grid,
.summary-row,
.split-header,
.bank-balance {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.panel__header {
  margin-bottom: 16px;
}

.panel__header h2,
.panel__header h3,
.panel h3,
.hero h2 {
  margin: 0;
  font-family: var(--font-display);
}

.panel__header p,
.metric-card p,
.hint,
.subtle,
.empty-state p {
  margin: 0;
  color: var(--muted);
}

.metric-card {
  padding: 20px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(244, 249, 253, 0.9));
  border: 1px solid rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-soft);
}

.metric-card strong,
.metric-card .metric-value,
.stat-card strong {
  display: block;
  margin-top: 8px;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  line-height: 1.05;
}

.stat-card {
  padding: 18px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(17, 136, 231, 0.08), rgba(255, 255, 255, 0.82));
  border: 1px solid rgba(17, 136, 231, 0.12);
}

.eyebrow {
  color: var(--accent-strong);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 700;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

tbody tr:hover {
  background: rgba(17, 136, 231, 0.035);
}

th {
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stack,
.stack-tight {
  display: grid;
  gap: 12px;
}

.stack-tight {
  gap: 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge--draft {
  background: rgba(97, 117, 140, 0.14);
  color: #4f6479;
}

.badge--sent,
.badge--approved,
.badge--active,
.badge--reconciled {
  background: rgba(15, 159, 229, 0.12);
  color: var(--accent-strong);
}

.badge--paid,
.badge--healthy {
  background: rgba(15, 157, 122, 0.12);
  color: var(--success);
}

.badge--overdue,
.badge--attention {
  background: rgba(210, 87, 87, 0.14);
  color: var(--danger);
}

.badge--due,
.badge--unreconciled {
  background: rgba(242, 163, 58, 0.18);
  color: #a76411;
}

.badge--archived {
  background: rgba(97, 117, 140, 0.12);
  color: var(--muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(24, 50, 75, 0.06);
  color: var(--ink);
  font-size: 0.9rem;
}

.contact-card {
  display: grid;
  gap: 16px;
  padding: 20px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(245, 250, 252, 0.92));
  border: 1px solid rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.contact-card__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.contact-card h3 {
  margin: 0 0 6px;
}

.contact-card p {
  margin: 0;
  color: var(--muted);
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.field,
.field-inline {
  display: grid;
  gap: 8px;
}

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

.field label,
.field-inline label,
.fieldset legend {
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 600;
}

.input,
.select,
.textarea,
.line-item-row input,
.line-item-row select {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink);
  border-radius: 12px;
  padding: 12px 14px;
  outline: none;
  transition: 140ms ease;
}

.textarea {
  min-height: 96px;
  resize: vertical;
}

.input:focus,
.select:focus,
.textarea:focus,
.line-item-row input:focus,
.line-item-row select:focus {
  border-color: rgba(15, 159, 229, 0.5);
  box-shadow: 0 0 0 4px rgba(15, 159, 229, 0.12);
}

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

.field-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.settings-layout {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.settings-panel {
  align-self: start;
}

.settings-preview-panel {
  grid-column: 1 / -1;
}

.settings-preview-panel__header {
  padding: 24px 24px 0;
}

.settings-preview {
  padding: 0 24px 24px;
}

.brand-upload {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(24, 50, 75, 0.04);
}

.brand-upload__preview {
  width: 120px;
  min-width: 120px;
  padding: 10px;
  border-radius: 18px;
  background: linear-gradient(135deg, #031322, #0b2545);
  box-shadow: var(--shadow-soft);
}

.brand-upload__preview img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.brand-upload__preview span {
  display: block;
  color: #f5fbff;
  font-size: 0.85rem;
}

.input--color {
  min-height: 50px;
  padding: 8px;
}

.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(16, 31, 45, 0.48);
  backdrop-filter: blur(10px);
  padding: 24px;
  z-index: 50;
}

.modal__card {
  width: min(980px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(249, 252, 254, 0.98), rgba(242, 248, 251, 0.98));
  box-shadow: 0 40px 120px rgba(16, 31, 45, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.modal__card--wide {
  width: min(1320px, 100%);
}

.modal__header,
.modal__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
}

.modal__header {
  border-bottom: 1px solid var(--line);
}

.modal__body {
  padding: 24px;
  display: grid;
  gap: 18px;
}

.modal__footer {
  border-top: 1px solid var(--line);
}

.line-items {
  display: grid;
  gap: 12px;
}

.line-item-row {
  display: grid;
  gap: 10px;
  grid-template-columns: 2.2fr 0.7fr 0.9fr 0.9fr 1.2fr auto;
  align-items: center;
}

.line-item-row button {
  white-space: nowrap;
}

.document-total {
  display: grid;
  gap: 6px;
  margin-left: auto;
  width: min(320px, 100%);
}

.document-total .summary-row {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.document-total .summary-row strong {
  font-size: 1.1rem;
}

.invoice-preview-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 20px;
}

.invoice-preview-sidebar {
  align-self: start;
}

.invoice-preview-stage {
  min-width: 0;
}

.invoice-send-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 20px;
}

.delivery-log {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(24, 50, 75, 0.05);
}

.delivery-log strong,
.delivery-log span {
  display: block;
}

.delivery-log span,
.delivery-log p {
  margin: 4px 0 0;
  color: var(--muted);
}

.invoice-paper {
  max-width: 100%;
  overflow: hidden;
  border-radius: 28px;
  background: #fff;
  color: var(--invoice-text, var(--ink));
  box-shadow: 0 24px 70px rgba(16, 40, 60, 0.16);
}

.invoice-paper--compact {
  box-shadow: none;
}

.invoice-paper--font-classic {
  font-family: "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
}

.invoice-paper--font-technical {
  font-family: "SFMono-Regular", "Menlo", "Consolas", monospace;
}

.invoice-paper__hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 32px;
  color: #fff;
  background: linear-gradient(135deg, var(--invoice-primary), var(--invoice-accent));
}

.invoice-paper--ledger .invoice-paper__hero {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.18), transparent 30%),
    linear-gradient(135deg, var(--invoice-primary), var(--invoice-accent));
}

.invoice-paper--mono .invoice-paper__hero {
  background: linear-gradient(135deg, #08111d, #15293f);
}

.invoice-paper__brand {
  display: flex;
  gap: 18px;
  align-items: center;
}

.invoice-paper__logo {
  width: 112px;
  min-width: 112px;
  padding: 10px;
  border-radius: 20px;
  background: rgba(5, 15, 24, 0.34);
}

.invoice-paper__logo img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.invoice-paper__brand h3,
.invoice-paper__title strong {
  margin: 0;
}

.invoice-paper__kicker,
.invoice-paper__label,
.invoice-paper__section-label {
  display: block;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  opacity: 0.82;
}

.invoice-paper__title {
  text-align: right;
}

.invoice-paper__title strong {
  display: block;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  line-height: 1.05;
}

.invoice-paper__status {
  display: inline-block;
  margin-top: 12px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  text-transform: capitalize;
}

.invoice-paper__summary,
.invoice-paper__table-wrap,
.invoice-paper__footer-grid,
.invoice-paper__footer {
  padding: 28px 32px;
}

.invoice-paper__meta,
.invoice-paper__addresses,
.invoice-paper__footer-grid {
  display: grid;
  gap: 18px;
}

.invoice-paper__meta {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 18px;
}

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

.invoice-paper__meta-group,
.invoice-paper__card,
.invoice-paper__totals {
  padding: 18px;
  border-radius: 18px;
  background: var(--invoice-surface, rgba(24, 50, 75, 0.04));
}

.invoice-paper__meta-group span,
.invoice-paper__card p,
.invoice-paper__card div,
.invoice-paper__table td div,
.invoice-paper__closing,
.invoice-paper__footer p,
.invoice-paper__intro p {
  margin: 0;
  color: rgba(16, 40, 60, 0.72);
}

.invoice-paper__intro {
  margin-top: 18px;
}

.invoice-paper__intro p + p {
  margin-top: 10px;
}

.invoice-paper__table {
  width: 100%;
  border-collapse: collapse;
}

.invoice-paper__table th,
.invoice-paper__table td {
  padding: 14px 12px;
  text-align: left;
  border-bottom: 1px solid rgba(16, 40, 60, 0.1);
  vertical-align: top;
}

.invoice-paper__table thead {
  background: rgba(16, 40, 60, 0.04);
}

.invoice-paper__table td strong {
  display: block;
  margin-bottom: 4px;
}

.invoice-paper__notes {
  display: grid;
  gap: 14px;
}

.invoice-paper__total-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(16, 40, 60, 0.1);
}

.invoice-paper__total-row--balance {
  font-size: 1.08rem;
}

.invoice-paper__closing {
  margin-top: 18px;
  font-weight: 600;
}

.invoice-paper__footer {
  border-top: 1px solid rgba(16, 40, 60, 0.08);
}

.timeline,
.activity-list,
.suggestion-list,
.balance-list {
  display: grid;
  gap: 12px;
}

.list-row,
.activity-card,
.suggestion-card,
.balance-card,
.report-row {
  padding: 14px 16px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(246, 250, 252, 0.88));
  border: 1px solid rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-soft);
}

.activity-card strong,
.suggestion-card strong,
.balance-card strong {
  display: block;
}

.bar-chart {
  display: grid;
  gap: 12px;
}

.bar-chart__row {
  display: grid;
  gap: 8px;
}

.bar-chart__meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.bar-track {
  overflow: hidden;
  height: 12px;
  border-radius: 999px;
  background: rgba(24, 50, 75, 0.08);
}

.bar {
  height: 100%;
  border-radius: 999px;
}

.bar--revenue,
.bar--inflow {
  background: linear-gradient(90deg, var(--accent), #00c7f2);
}

.bar--expense,
.bar--outflow {
  background: linear-gradient(90deg, #ffae50, #f26739);
}

.aging-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.aging-card {
  padding: 18px;
  border-radius: 18px;
  background: rgba(24, 50, 75, 0.04);
}

.aging-card strong {
  display: block;
  margin-top: 10px;
  font-size: 1.2rem;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 60;
  padding: 14px 18px;
  border-radius: 16px;
  background: rgba(9, 35, 58, 0.94);
  color: #f5fbff;
  box-shadow: var(--shadow);
}

.empty-state {
  padding: 28px;
  text-align: center;
  border: 1px dashed var(--line-strong);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
}

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

.step-card {
  padding: 20px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 249, 252, 0.9));
  border: 1px solid rgba(17, 136, 231, 0.1);
  box-shadow: var(--shadow-soft);
}

.step-card__index {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 14px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  font-weight: 800;
}

.step-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
}

.checkbox input {
  width: 18px;
  height: 18px;
}

.mono {
  font-family: "SFMono-Regular", "Menlo", "Consolas", monospace;
}

.text-positive {
  color: var(--success);
}

.text-negative {
  color: var(--danger);
}

.text-muted {
  color: var(--muted);
}

.hide-mobile {
  display: table-cell;
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    min-height: auto;
  }

  .hero__grid,
  .two-column,
  .three-column,
  .metrics-grid,
  .stats-grid,
  .settings-layout,
  .field-grid,
  .field-grid--three,
  .field-grid--four,
  .aging-grid,
  .line-item-row,
  .invoice-preview-layout,
  .invoice-send-layout,
  .invoice-paper__meta,
  .invoice-paper__addresses,
  .invoice-paper__footer-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .workspace,
  .sidebar {
    padding: 18px;
  }

  .hero,
  .panel,
  .contact-card,
  .modal__body {
    padding: 18px;
  }

  .invoice-paper__hero,
  .invoice-paper__summary,
  .invoice-paper__table-wrap,
  .invoice-paper__footer-grid,
  .invoice-paper__footer,
  .settings-preview {
    padding: 18px;
  }

  .brand-upload {
    flex-direction: column;
    align-items: stretch;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  th.hide-mobile,
  td.hide-mobile {
    display: none;
  }

  .modal {
    padding: 12px;
  }
}