:root {
  color-scheme: dark;
  --bg: #0d0f0e;
  --bg-ink: #111412;
  --surface: #151816;
  --surface-2: #1b201d;
  --surface-3: #242a26;
  --ink: #f0ebe1;
  --ink-strong: #fff8eb;
  --muted: #a9a094;
  --muted-2: #756f66;
  --line: rgba(240, 235, 225, 0.12);
  --line-strong: rgba(240, 235, 225, 0.22);
  --amber: #d4900a;
  --amber-soft: rgba(212, 144, 10, 0.16);
  --red: #c0392b;
  --red-soft: rgba(192, 57, 43, 0.16);
  --green: #27ae60;
  --green-soft: rgba(39, 174, 96, 0.16);
  --blue: #4a7fa5;
  --blue-soft: rgba(74, 127, 165, 0.16);
  --purple: #8e5dbf;
  --purple-soft: rgba(142, 93, 191, 0.16);
  --shadow: 0 18px 44px rgba(0, 0, 0, 0.34);
  --radius: 8px;
  --radius-sm: 5px;
  --topbar-height: 74px;
  --mono: "DM Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --heading: "Syne", "Instrument Sans", system-ui, sans-serif;
  --body: "Instrument Sans", system-ui, -apple-system, Segoe UI, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(90deg, rgba(240, 235, 225, 0.035) 1px, transparent 1px),
    linear-gradient(0deg, rgba(240, 235, 225, 0.03) 1px, transparent 1px),
    radial-gradient(circle at top left, rgba(212, 144, 10, 0.08), transparent 34rem),
    var(--bg);
  background-size: 44px 44px, 44px 44px, auto, auto;
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.45;
}

body[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f0e7;
  --bg-ink: #ece5d8;
  --surface: #fffaf0;
  --surface-2: #f4ecdd;
  --surface-3: #e9dfcf;
  --ink: #151816;
  --ink-strong: #0d0f0e;
  --muted: #5f5a52;
  --muted-2: #81786c;
  --line: rgba(13, 15, 14, 0.12);
  --line-strong: rgba(13, 15, 14, 0.22);
  --shadow: 0 14px 32px rgba(45, 34, 13, 0.16);
}

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

img,
svg {
  display: block;
}

.app-shell {
  min-height: 100vh;
  padding-bottom: 76px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  min-height: var(--topbar-height);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 0.85rem clamp(1rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  background: rgba(13, 15, 14, 0.88);
  backdrop-filter: blur(18px);
}

body[data-theme="light"] .topbar {
  background: rgba(245, 240, 231, 0.9);
}

.brand-row {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
}

.brand-mark,
.client-avatar {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(212, 144, 10, 0.62);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(135deg, rgba(212, 144, 10, 0.22), rgba(74, 127, 165, 0.08)),
    #111412;
  color: var(--ink-strong);
  font-family: var(--heading);
  font-weight: 800;
}

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

.brand-title {
  display: block;
  overflow: hidden;
  color: var(--ink-strong);
  font-family: var(--heading);
  font-size: 1.08rem;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brand-subtitle {
  display: block;
  margin-top: 0.08rem;
  overflow: hidden;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
}

.desktop-nav a {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0.42rem 0.68rem;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.88rem;
}

.desktop-nav a[aria-current="page"] {
  background: var(--amber-soft);
  color: var(--ink-strong);
}

.top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
}

.business-select,
.field-control {
  min-height: 42px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  outline: none;
}

.business-select {
  display: none;
  max-width: 210px;
  padding: 0 0.7rem;
  font-size: 0.88rem;
}

.field-control {
  padding: 0.74rem 0.82rem;
}

.field-control:focus,
.business-select:focus,
.search-input:focus {
  border-color: rgba(212, 144, 10, 0.8);
  box-shadow: 0 0 0 3px rgba(212, 144, 10, 0.16);
}

.status-pill {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0.34rem 0.64rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--muted-2);
}

.status-pill.is-live {
  border-color: rgba(39, 174, 96, 0.34);
  color: var(--green);
}

.status-pill.is-live .status-dot {
  background: var(--green);
  animation: pulse-dot 1.6s ease-in-out infinite;
}

.status-pill.is-offline {
  color: var(--muted);
}

.icon-btn,
.btn {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.icon-btn {
  width: 40px;
  padding: 0;
  position: relative;
}

.btn {
  padding: 0.58rem 0.88rem;
  font-weight: 700;
}

.btn:hover,
.icon-btn:hover,
.desktop-nav a:hover {
  border-color: var(--line-strong);
  background: var(--surface-2);
}

.btn:active,
.icon-btn:active {
  transform: translateY(1px);
}

.btn-primary {
  border-color: rgba(212, 144, 10, 0.58);
  background: var(--amber);
  color: #14100a;
}

.btn-primary:hover {
  background: #e0a426;
}

.btn-danger {
  border-color: rgba(192, 57, 43, 0.42);
  background: var(--red-soft);
  color: #ffb9b1;
}

.btn-ghost {
  background: transparent;
}

.btn-green {
  border-color: rgba(39, 174, 96, 0.42);
  background: var(--green-soft);
  color: #a6f2c6;
}

.btn-blue {
  border-color: rgba(74, 127, 165, 0.44);
  background: var(--blue-soft);
  color: #c8e8fb;
}

.notification-count {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.64rem;
}

.page-main {
  width: min(1480px, 100%);
  margin: 0 auto;
  padding: clamp(1rem, 2vw, 2rem);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-title {
  margin: 0;
  color: var(--ink-strong);
  font-family: var(--heading);
  font-size: clamp(1.18rem, 2vw, 1.55rem);
  line-height: 1.15;
}

.section-kicker {
  margin: 0 0 0.25rem;
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
}

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

.mono {
  font-family: var(--mono);
}

.amount {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.panel,
.metric-card,
.client-card,
.review-card,
.settings-section,
.ledger-item,
.timeline-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent),
    var(--surface);
  box-shadow: var(--shadow);
}

.panel {
  padding: clamp(1rem, 2vw, 1.35rem);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

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

.data-table th {
  padding: 0.82rem 0.9rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  text-align: left;
  text-transform: uppercase;
}

.data-table td {
  padding: 0.86rem 0.9rem;
  border-bottom: 1px solid rgba(240, 235, 225, 0.08);
  vertical-align: middle;
}

.data-table tr:last-child td {
  border-bottom: 0;
}

.data-table tbody tr {
  transition: background 220ms ease;
}

.data-table tbody tr:hover {
  background: rgba(212, 144, 10, 0.075);
}

.data-table tbody tr.row-flash,
.client-card.row-flash,
.ledger-item.row-flash {
  animation: row-highlight 1.8s ease;
}

.status-badge,
.confidence-badge,
.source-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.34rem;
  min-height: 25px;
  padding: 0.22rem 0.46rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  white-space: nowrap;
}

.status-paid,
.confidence-high {
  border-color: rgba(39, 174, 96, 0.44);
  background: var(--green-soft);
  color: #a6f2c6;
}

.status-due-soon,
.confidence-medium,
.status-active {
  border-color: rgba(212, 144, 10, 0.44);
  background: var(--amber-soft);
  color: #ffd891;
}

.status-overdue,
.confidence-low {
  border-color: rgba(192, 57, 43, 0.48);
  background: var(--red-soft);
  color: #ffb9b1;
}

.status-overdue {
  animation: badge-pulse 2.3s ease-in-out infinite;
}

.status-partial {
  border-color: rgba(142, 93, 191, 0.48);
  background: var(--purple-soft);
  color: #e4cdf7;
}

.status-neutral,
.source-badge {
  border-color: rgba(74, 127, 165, 0.46);
  background: var(--blue-soft);
  color: #c8e8fb;
}

.progress {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(240, 235, 225, 0.09);
}

.progress span {
  display: block;
  width: var(--value, 0%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--amber), var(--green));
}

.form-grid {
  display: grid;
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.42rem;
}

.field label {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.field-row {
  display: grid;
  gap: 0.8rem;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.68);
}

.modal-backdrop.is-open {
  display: flex;
}

.modal-card {
  width: min(640px, 100%);
  max-height: min(760px, calc(100vh - 2rem));
  overflow: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.52);
}

.modal-head,
.modal-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  border-bottom: 1px solid var(--line);
}

.modal-foot {
  justify-content: flex-end;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.modal-body {
  padding: 1rem;
}

.modal-title {
  margin: 0;
  font-family: var(--heading);
  font-size: 1.18rem;
}

.toast-root {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 100;
  display: grid;
  gap: 0.7rem;
  width: min(380px, calc(100vw - 2rem));
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: grid;
  gap: 0.18rem;
  padding: 0.82rem 0.92rem;
  border: 1px solid var(--line);
  border-left-width: 4px;
  border-radius: var(--radius);
  background: var(--surface-2);
  box-shadow: var(--shadow);
  animation: toast-in 220ms ease;
}

.toast strong {
  color: var(--ink-strong);
  font-size: 0.92rem;
}

.toast span {
  color: var(--muted);
  font-size: 0.82rem;
}

.toast-success {
  border-left-color: var(--green);
}

.toast-warning {
  border-left-color: var(--amber);
}

.toast-error {
  border-left-color: var(--red);
}

.toast-info {
  border-left-color: var(--blue);
}

.mobile-nav {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 45;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  background: rgba(13, 15, 14, 0.93);
  backdrop-filter: blur(18px);
}

body[data-theme="light"] .mobile-nav {
  background: rgba(245, 240, 231, 0.94);
}

.mobile-nav a,
.mobile-nav button {
  min-height: 64px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 0.2rem;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 0.72rem;
}

.mobile-nav a[aria-current="page"],
.mobile-nav button.is-active {
  color: var(--amber);
}

.nav-icon {
  width: 20px;
  height: 20px;
}

.empty-state {
  padding: 1.6rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  color: var(--muted);
  text-align: center;
}

.offline-banner {
  display: none;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid rgba(192, 57, 43, 0.3);
  background: var(--red-soft);
  color: #ffd2cd;
  font-size: 0.86rem;
  text-align: center;
}

body.is-offline .offline-banner {
  display: block;
}

.hide-mobile {
  display: none !important;
}

@keyframes pulse-dot {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(39, 174, 96, 0.46);
  }
  50% {
    box-shadow: 0 0 0 7px rgba(39, 174, 96, 0);
  }
}

@keyframes badge-pulse {
  0%,
  100% {
    filter: saturate(1);
  }
  50% {
    filter: saturate(1.35) brightness(1.08);
  }
}

@keyframes row-highlight {
  0% {
    background: rgba(212, 144, 10, 0.34);
  }
  100% {
    background: transparent;
  }
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateX(18px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@media (min-width: 760px) {
  .app-shell {
    padding-bottom: 0;
  }

  .topbar {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .desktop-nav {
    display: inline-flex;
  }

  .business-select {
    display: inline-flex;
  }

  .mobile-nav {
    display: none;
  }

  .hide-mobile {
    display: initial !important;
  }

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

@media (max-width: 680px) {
  .topbar {
    grid-template-columns: minmax(0, 1fr) auto;
    min-height: 64px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand-subtitle,
  .top-actions .status-pill,
  .top-actions .hide-on-compact {
    display: none;
  }

  .page-main {
    padding: 1rem 0.85rem 5.5rem;
  }

  .section-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .toast-root {
    bottom: 5rem;
  }
}

/* ── Sync Status Indicator ────────────────────────────── */
.sync-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-family: var(--mono);
  color: var(--muted);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: color 300ms ease, opacity 300ms ease;
}

.sync-indicator .sync-icon {
  width: 14px;
  height: 14px;
  display: inline-block;
}

.sync-indicator .sync-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.sync-indicator.is-syncing {
  color: var(--amber);
}

.sync-indicator.is-syncing .sync-icon {
  animation: sync-spin 1s linear infinite;
}

.sync-indicator.is-synced {
  color: var(--green);
}

.sync-indicator.is-offline {
  color: var(--muted-2);
}

.sync-indicator.is-error {
  color: var(--red);
}

@keyframes sync-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ── Auth Page Styles ─────────────────────────────────── */
.auth-container {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background:
    radial-gradient(circle at 10% 20%, rgba(212, 144, 10, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(74, 127, 165, 0.06) 0%, transparent 40%),
    var(--bg);
}

.auth-card {
  width: min(100%, 440px);
  padding: clamp(2rem, 4vw, 3rem);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent), var(--surface);
  box-shadow: var(--shadow);
}

.auth-logo {
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}

.auth-logo .logo-icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(212, 144, 10, 0.75);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(212, 144, 10, 0.3), rgba(74, 127, 165, 0.12)), #111412;
  color: var(--ink-strong);
  font-family: var(--heading);
  font-size: 1.8rem;
  font-weight: 800;
}

.auth-logo .logo-text {
  font-family: var(--heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--ink-strong);
  margin: 0;
}

.auth-logo .logo-desc {
  font-size: 0.84rem;
  color: var(--muted);
  margin: 0;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: left;
}

.auth-field label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted);
}

.auth-field input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-size: 0.95rem;
  transition: border-color 200ms ease;
  outline: none;
}

.auth-field input:focus {
  border-color: var(--amber);
}

.auth-field input::placeholder {
  color: var(--muted-2);
}

.auth-submit {
  width: 100%;
  min-height: 46px;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--amber);
  color: #0d0f0e;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--body);
  cursor: pointer;
  transition: background 160ms ease, opacity 160ms ease;
}

.auth-submit:hover {
  background: #e5a01b;
}

.auth-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.auth-spinner {
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(13, 15, 14, 0.3);
  border-top-color: #0d0f0e;
  border-radius: 50%;
  animation: sync-spin 0.6s linear infinite;
}

.auth-error {
  padding: 0.65rem 0.85rem;
  background: var(--red-soft);
  border: 1px solid rgba(192, 57, 43, 0.3);
  border-radius: var(--radius-sm);
  color: var(--red);
  font-size: 0.84rem;
  display: none;
}

.auth-error.visible {
  display: block;
}

.auth-footer {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.84rem;
  color: var(--muted);
}

.auth-footer a {
  color: var(--amber);
  text-decoration: none;
  font-weight: 600;
}

.auth-footer a:hover {
  text-decoration: underline;
}