:root {
  color-scheme: light;
  --bg: #f6f2ea;
  --surface: #fffefa;
  --surface-strong: #ffffff;
  --ink: #20201e;
  --muted: #706e68;
  --line: #ded8ca;
  --accent: #176b67;
  --accent-strong: #0d4e4b;
  --accent-soft: #d9eeeb;
  --warn: #b75f12;
  --danger: #b42318;
  --success: #1f7a4d;
  --shadow: 0 14px 38px rgba(35, 31, 22, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  letter-spacing: 0;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

#app {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  min-height: 100vh;
}

.auth-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 18px;
}

.auth-card {
  display: grid;
  gap: 16px;
  width: min(390px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 22px;
}

.auth-mark {
  width: 48px;
  height: 48px;
}

.auth-error {
  color: var(--danger);
  font-size: 13px;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 1px solid var(--line);
  background: #eee7da;
  padding: 18px 12px;
}

.brand {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  padding: 6px 8px 18px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid #c9bda6;
  border-radius: 8px;
  background: #fffaf0;
  color: var(--accent);
}

.brand-title {
  font-weight: 750;
}

.brand-subtitle {
  overflow: hidden;
  color: var(--muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav {
  display: grid;
  gap: 4px;
}

.nav-button {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  width: 100%;
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #3f3b33;
  padding: 9px 10px;
  text-align: left;
}

.nav-button:hover,
.nav-button.is-active {
  background: var(--surface);
  color: var(--accent-strong);
}

.main {
  display: grid;
  gap: 20px;
  align-content: start;
  padding: 26px;
}

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

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 750;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: 32px;
  line-height: 1.12;
}

h2 {
  font-size: 18px;
}

h3 {
  font-size: 15px;
}

.topbar-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.date-field,
.meta-pill {
  display: grid;
  gap: 4px;
  min-height: 58px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 8px 10px;
}

.date-field span,
.meta-pill span,
label span {
  color: var(--muted);
  font-size: 12px;
}

.meta-pill strong {
  white-space: nowrap;
}

input,
textarea {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-strong);
  color: var(--ink);
  padding: 8px 10px;
}

textarea {
  resize: vertical;
}

.date-field input {
  min-width: 150px;
  min-height: 28px;
  border: 0;
  background: transparent;
  padding: 0;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(186px, 1fr));
  gap: 12px;
}

.summary-tile,
.panel,
.compact-row,
.payment-row,
.schedule-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.summary-tile {
  display: grid;
  gap: 12px;
  min-height: 118px;
  padding: 16px;
}

.summary-tile-primary {
  background: var(--accent-soft);
  border-color: #a4d6d0;
}

.summary-tile strong {
  font-size: 22px;
  line-height: 1.1;
  word-break: break-word;
}

.tile-label {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.panel {
  display: grid;
  gap: 14px;
  padding: 16px;
  box-shadow: var(--shadow);
}

.section-header {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.primary-button,
.secondary-button,
.icon-button {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border-radius: 8px;
  padding: 8px 12px;
}

.primary-button {
  border: 1px solid var(--accent-strong);
  background: var(--accent);
  color: #fff;
}

.secondary-button {
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--ink);
}

.icon-button {
  width: 38px;
  padding: 8px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--ink);
}

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

.compact-list,
.payment-list,
.schedule-list {
  display: grid;
  gap: 8px;
}

.compact-row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
}

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

.row-icon.success,
.status-paidOnTime .row-icon {
  color: var(--success);
}

.status-overdue .row-icon,
.status-overdue .schedule-values span {
  color: var(--danger);
}

.status-paidLate .row-icon,
.status-paidLate .schedule-values span {
  color: var(--warn);
}

.compact-row p,
.schedule-row p,
.payment-row small,
.schedule-foot,
.row-numbers span {
  color: var(--muted);
  font-size: 12px;
}

.row-numbers {
  display: grid;
  gap: 4px;
  justify-items: end;
  text-align: right;
}

.payment-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto 38px;
  gap: 10px;
  align-items: center;
  padding: 10px;
}

.row-main {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  border: 0;
  background: transparent;
  color: inherit;
  padding: 0;
  text-align: left;
}

.row-main span:last-child {
  display: grid;
  gap: 2px;
}

.payment-amount,
.schedule-values strong,
.summary-tile strong,
.row-numbers strong {
  font-variant-numeric: tabular-nums;
}

.schedule-row {
  display: grid;
  gap: 10px;
  padding: 12px;
}

.schedule-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
}

.schedule-values {
  display: grid;
  gap: 3px;
  justify-items: end;
  text-align: right;
}

.schedule-values span {
  font-size: 12px;
  font-weight: 750;
}

.schedule-values small {
  color: var(--muted);
}

.progress {
  overflow: hidden;
  height: 7px;
  border-radius: 999px;
  background: #e5dfd3;
}

.progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
}

.schedule-foot {
  display: flex;
  justify-content: space-between;
}

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

label {
  display: grid;
  gap: 6px;
}

.dialog-backdrop {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(32, 32, 30, 0.36);
  padding: 18px;
}

.dialog {
  display: grid;
  gap: 14px;
  width: min(460px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.2);
  padding: 16px;
}

.dialog-header,
.dialog-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}

.dialog-actions {
  justify-content: flex-end;
}

.empty-state {
  display: grid;
  place-items: center;
  min-height: 124px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
}

@media (max-width: 760px) {
  #app {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    z-index: 2;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 10px;
  }

  .brand {
    padding: 4px 4px 10px;
  }

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

  .nav-button {
    grid-template-columns: 1fr;
    gap: 4px;
    justify-items: center;
    min-height: 58px;
    padding: 7px 4px;
    text-align: center;
  }

  .nav-button span:last-child {
    max-width: 100%;
    overflow-wrap: anywhere;
    font-size: 12px;
  }

  .main {
    padding: 18px 12px;
  }

  .topbar,
  .section-header {
    align-items: stretch;
    flex-direction: column;
  }

  h1 {
    font-size: 26px;
  }

  .topbar-meta {
    justify-content: stretch;
  }

  .date-field,
  .meta-pill {
    flex: 1 1 170px;
  }

  .compact-row,
  .payment-row,
  .schedule-main,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .row-numbers,
  .schedule-values {
    justify-items: start;
    text-align: left;
  }

  .payment-row {
    grid-template-columns: minmax(0, 1fr) 38px;
  }

  .payment-amount {
    grid-column: 1;
  }
}