:root {
  --navy: #00316f;
  --navy-dark: #001f47;
  --gold: #c9a227;
  --bg: #f5f6f8;
  --card-bg: #ffffff;
  --text: #1a1a1a;
  --muted: #6b7280;
  --danger: #b3261e;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar img {
  height: 32px;
}

.topbar a {
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
  opacity: 0.9;
}

.topbar .actions {
  display: flex;
  gap: 14px;
  align-items: center;
}

.topbar .logout-form {
  margin: 0;
  display: inline-flex;
}

.topbar .logout-btn {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font: inherit;
  color: #fff;
  font-size: 0.9rem;
  opacity: 0.9;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}

h1.page-title {
  font-size: 1.3rem;
  margin: 4px 0 18px;
  color: var(--navy-dark);
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 10px;
}

.breadcrumb a {
  color: var(--navy);
  text-decoration: none;
}

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

.tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  background: var(--card-bg);
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  min-height: 140px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  transition: transform 0.08s ease, box-shadow 0.08s ease;
}

.tile:active {
  transform: scale(0.97);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.tile-img {
  width: 100%;
  height: 100px;
  object-fit: cover;
  background: #e9ecef;
}

.tile-icon {
  font-size: 2.4rem;
  padding-top: 18px;
}

.tile-label {
  padding: 10px 8px;
  text-align: center;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.2;
}

.tile-sub {
  font-size: 0.75rem;
  color: var(--muted);
  padding-bottom: 8px;
}

form.amount-form {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.field input[type="text"],
.field input[type="date"],
.field input[type="number"],
.field input[type="file"] {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  background: #fff;
}

.amount-input {
  font-size: 2rem !important;
  font-weight: 700;
  text-align: center;
  color: var(--navy-dark);
}

.btn {
  display: inline-block;
  width: 100%;
  padding: 14px;
  font-size: 1.05rem;
  font-weight: 600;
  text-align: center;
  border: none;
  border-radius: 10px;
  background: var(--gold);
  color: var(--navy-dark);
  cursor: pointer;
  text-decoration: none;
}

.btn:active {
  opacity: 0.85;
}

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

.summary-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  gap: 12px;
}

.summary-card img {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  object-fit: cover;
  background: #e9ecef;
}

.confirm-box {
  text-align: center;
  padding: 30px 16px;
}

.confirm-check {
  font-size: 3rem;
  color: #1a7f37;
}

.errorlist {
  color: var(--danger);
  font-size: 0.85rem;
  list-style: none;
  padding: 0;
  margin: 4px 0 0;
}

.login-card {
  max-width: 360px;
  margin: 60px auto;
  background: var(--card-bg);
  padding: 28px 24px;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.login-card img {
  height: 40px;
  margin-bottom: 20px;
}

.filters {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.filters select,
.filters input {
  width: 100%;
  padding: 10px;
  margin-bottom: 10px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}

.total-banner {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  margin-bottom: 16px;
}

.total-banner .amount {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gold);
}

.expense-row {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.expense-row .meta {
  font-size: 0.8rem;
  color: var(--muted);
}

.expense-row .amount {
  font-weight: 700;
  color: var(--navy-dark);
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 40px 16px;
}

.pagination {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
  font-size: 0.9rem;
}

.pagination a {
  color: var(--navy);
}

@media (min-width: 480px) {
  .tile-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}