/* ---- FamilyFinance styles ---- */

/* Color palette and shared values, defined once so they're easy to tweak. */
:root {
  --green: #1a9e58;
  --green-dark: #157a44;
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #1f2933;
  --muted: #7b8794;
  --border: #e4e7eb;
  --danger: #d64545;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

/* ---- Header ---- */
.app-header {
  background: var(--green);
  color: #fff;
  padding: 2rem 1rem;
  text-align: center;
}
.app-header h1 {
  font-size: 2rem;
}
.tagline {
  opacity: 0.9;
  margin-top: 0.25rem;
}

/* Page navigation pills (sit at the top of the green header) */
.page-nav {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.page-nav a {
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  transition: background 0.15s;
}
.page-nav a:hover {
  background: rgba(255, 255, 255, 0.28);
}
.page-nav a.active {
  background: #fff;
  color: var(--green-dark);
}

/* ---- Layout ---- */
.container {
  max-width: 560px;
  margin: -1.5rem auto 2rem; /* pull the card up to overlap the header */
  padding: 0 1rem;
}

/* ---- Total summary card ---- */
.summary {
  background: var(--card);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}
.summary-label {
  color: var(--muted);
  font-weight: 500;
}
.summary-amount {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--green-dark);
}

/* ---- Add-expense form ---- */
.expense-form {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}
.expense-form input {
  flex: 1;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}
.expense-form input#amount {
  max-width: 120px;
}
.expense-form button {
  background: var(--green);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
.expense-form button:hover {
  background: var(--green-dark);
}

/* ---- Expense list ---- */
.expense-list {
  list-style: none;
}
.expense-list li {
  background: var(--card);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}
.expense-list .desc {
  font-weight: 500;
}
.expense-list .amount {
  color: var(--green-dark);
  font-weight: 600;
}
.expense-list .delete {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.1rem;
  margin-left: 0.75rem;
}
.expense-list .delete:hover {
  color: var(--danger);
}

/* ---- Empty state message ---- */
.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 1rem;
}