:root {
  --ink: #17202a;
  --muted: #65717f;
  --line: #d8dee6;
  --surface: #ffffff;
  --bg: #f5f7f8;
  --green: #0b7c66;
  --green-soft: #dff3ed;
  --red: #b42318;
  --red-soft: #fde8e7;
  --amber: #a15c00;
  --amber-soft: #fff0d6;
  --blue: #245dc1;
  --blue-soft: #e5eefc;
  --charcoal: #26313d;
  --shadow: 0 12px 28px rgba(25, 38, 54, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

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

button {
  border: 0;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.app {
  min-height: 100vh;
}

.login {
  display: grid;
  min-height: 100vh;
  grid-template-columns: 1.1fr 0.9fr;
}

.login-art {
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding: 56px;
  color: #fff;
  background:
    linear-gradient(130deg, rgba(19, 41, 59, 0.88), rgba(17, 94, 89, 0.72)),
    url("assets/field-expense.svg") center/cover no-repeat;
}

.login-art h1 {
  max-width: 620px;
  margin: 0 0 14px;
  font-size: clamp(2.2rem, 5vw, 4.7rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.login-art p {
  max-width: 540px;
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.05rem;
}

.login-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-box {
  width: min(100%, 420px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  font-weight: 800;
  color: var(--charcoal);
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 8px;
  background: var(--green);
  color: #fff;
  font-weight: 900;
}

.field {
  display: grid;
  gap: 7px;
  margin-bottom: 14px;
}

.field span,
.label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 10px 12px;
}

textarea {
  min-height: 82px;
  resize: vertical;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  border-radius: 8px;
  padding: 10px 14px;
  background: var(--charcoal);
  color: #fff;
  font-weight: 800;
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn.primary {
  background: var(--green);
}

.btn.secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--charcoal);
}

.btn.danger {
  background: var(--red);
}

.btn.small {
  min-height: 34px;
  padding: 7px 10px;
  font-size: 0.86rem;
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 16px;
}

.demo-chip {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafb;
  padding: 9px;
  text-align: left;
  color: var(--charcoal);
  font-weight: 800;
}

.shell {
  display: grid;
  min-height: 100vh;
  grid-template-columns: 252px 1fr;
}

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

.user-card {
  margin: 18px 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafb;
}

.user-card strong,
.user-card span {
  display: block;
}

.user-card span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.86rem;
}

.nav {
  display: grid;
  gap: 6px;
}

.nav button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 42px;
  border-radius: 8px;
  background: transparent;
  color: var(--charcoal);
  padding: 10px;
  text-align: left;
  font-weight: 800;
}

.nav button.active {
  background: var(--green-soft);
  color: var(--green);
}

.nav svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.main {
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(245, 247, 248, 0.94);
  backdrop-filter: blur(12px);
  padding: 16px 24px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mobile-menu {
  display: none;
}

.page {
  padding: 24px;
}

.page-title {
  margin: 0;
  font-size: 1.55rem;
  letter-spacing: 0;
}

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

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 18px;
}

.grid {
  display: grid;
  gap: 14px;
}

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

.grid.two {
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 2px 8px rgba(25, 38, 54, 0.03);
  padding: 16px;
}

.metric strong {
  display: block;
  margin-top: 6px;
  font-size: 1.6rem;
  letter-spacing: 0;
}

.metric span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

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

.span-2 {
  grid-column: 1 / -1;
}

.status,
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 0.78rem;
  font-weight: 900;
}

.status.draft,
.status.submitted {
  background: var(--blue-soft);
  color: var(--blue);
}

.status.lead-approved,
.status.finance-approved,
.pill.green {
  background: var(--green-soft);
  color: var(--green);
}

.status.rejected,
.pill.red {
  background: var(--red-soft);
  color: var(--red);
}

.pill.amber {
  background: var(--amber-soft);
  color: var(--amber);
}

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

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 11px 10px;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.mobile-list {
  display: none;
}

.expense-item {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 12px;
}

.item-head,
.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

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

.alert {
  border-radius: 8px;
  padding: 10px 12px;
  font-weight: 750;
}

.alert.warn {
  background: var(--amber-soft);
  color: var(--amber);
}

.alert.danger {
  background: var(--red-soft);
  color: var(--red);
}

.empty {
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 18px;
  color: var(--muted);
  text-align: center;
}

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

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

.mini-list > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 10px;
}

.mini-list .btn {
  flex: 0 0 auto;
}

.category-row {
  align-items: center;
  flex-wrap: wrap;
}

.limit-inline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.limit-inline input {
  width: 120px;
  min-height: 36px;
  padding: 7px 9px;
}

.edit-row {
  align-items: flex-end;
  flex-wrap: wrap;
}

.compact-field {
  display: grid;
  min-width: 160px;
  flex: 1 1 160px;
  gap: 4px;
}

.compact-field input,
.compact-field select {
  min-height: 36px;
  padding: 7px 9px;
}

.save-toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 50;
  border: 1px solid rgba(11, 124, 102, 0.22);
  border-radius: 8px;
  background: var(--green);
  color: #fff;
  box-shadow: var(--shadow);
  padding: 10px 13px;
  font-weight: 900;
}

.overlay {
  display: none;
}

@media (max-width: 980px) {
  .login {
    grid-template-columns: 1fr;
  }

  .login-art {
    min-height: 38vh;
    padding: 34px 24px;
  }

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

  .sidebar {
    position: fixed;
    z-index: 30;
    width: min(84vw, 300px);
    transform: translateX(-104%);
    transition: transform 180ms ease;
    box-shadow: var(--shadow);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .overlay.open {
    position: fixed;
    inset: 0;
    z-index: 20;
    display: block;
    background: rgba(16, 24, 32, 0.28);
  }

  .mobile-menu {
    display: inline-flex;
  }

  .grid.metrics,
  .grid.two,
  .admin-lists {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .topbar,
  .page {
    padding: 14px;
  }

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

  .topbar-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .topbar-actions .btn {
    min-height: 38px;
    padding: 8px 10px;
  }

  .page-title {
    font-size: 1.24rem;
  }

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

  .span-2 {
    grid-column: auto;
  }

  .desktop-table {
    display: none;
  }

  .mobile-list {
    display: grid;
    gap: 10px;
  }

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

  .login-box {
    padding: 18px;
  }
}