:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --border: #e5eaf2;
  --text: #1e2939;
  --muted: #6b7688;

  --green: #10b981;
  --green-dark: #059669;
  --blue: #3b82f6;
  --blue-dark: #2563eb;
  --gradient: linear-gradient(135deg, var(--green), var(--blue));

  --income: #10b981;
  --expense: #f97316;
  --danger: #ef4444;

  --radius: 14px;
  --shadow: 0 1px 2px rgba(20,30,50,0.04), 0 1px 8px rgba(20,30,50,0.04);
}

* { box-sizing: border-box; }

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

/* ===== Navbar ===== */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.navbar .brand {
  font-weight: 800;
  font-size: 17px;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.navbar nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.navbar nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 500;
  white-space: nowrap;
}
.navbar nav a:hover { background: var(--bg); color: var(--text); }
.navbar nav a.active { background: rgba(16,185,129,0.1); color: var(--green-dark); }

@media (max-width: 640px) {
  .navbar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 12px 14px;
  }
  .navbar .brand { font-size: 16px; }
  .navbar nav {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 2px;
    padding-bottom: 2px;
  }
  .navbar nav::-webkit-scrollbar { display: none; }
  .navbar nav a { padding: 6px 10px; font-size: 13px; }

  .container { padding: 14px 12px 40px; }
  .page-header { gap: 8px; }
  .page-header h1 { font-size: 16px; }
  .cards { gap: 8px; }
  .card { padding: 12px 14px; }
  .card .value { font-size: 17px; }
  .section { padding: 14px; }
  .chart-wrap { height: 220px; }
  .add-form { flex-direction: column; }
  .add-form input, .add-form select, .add-form button { width: 100%; }
  .form-grid { max-width: 100%; }
  table { font-size: 12.5px; }
  th, td { padding: 7px 4px; }
}

/* ===== Layout ===== */
.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 20px 16px 48px;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 10px;
}
.page-header h1 { font-size: 18px; margin: 0; }

/* ===== Cards ringkasan ===== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 16px;
}

.card .label { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.card .value { font-size: 19px; font-weight: 700; }
.card .value.income { color: var(--income); }
.card .value.expense { color: var(--expense); }

/* ===== Grid 2 kolom buat chart + metode ===== */
.grid-2 {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 16px;
  align-items: start;
}
@media (max-width: 720px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
  margin-bottom: 16px;
}

.section h2 {
  font-size: 13.5px;
  margin: 0 0 12px;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.chart-wrap { position: relative; height: 200px; max-width: 100%; }

/* ===== Table ===== */
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }
.table-wrap { overflow-x: auto; }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
}
.badge.income { background: rgba(16,185,129,0.12); color: var(--income); }
.badge.expense { background: rgba(249,115,22,0.12); color: var(--expense); }

/* ===== List item (metode, kategori) ===== */
.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
  gap: 8px;
}
.list-item:last-child { border-bottom: none; }
.list-item .name { font-size: 13.5px; }
.list-item .meta { color: var(--muted); font-size: 12px; }
.list-item .actions { display: flex; gap: 6px; }

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 9px;
  font-size: 13.5px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
}
.btn-primary { background: var(--gradient); color: white; }
.btn-secondary { background: var(--bg); color: var(--text); border: 1px solid var(--border); }
.btn-sm { padding: 4px 10px; font-size: 12px; border-radius: 7px; }
.btn-delete { background: none; border: 1px solid var(--border); color: var(--danger); }
.btn-delete:hover { background: rgba(239,68,68,0.08); }
.btn-edit { background: none; border: 1px solid var(--border); color: var(--blue-dark); }
.btn-edit:hover { background: rgba(59,130,246,0.08); }

form.inline-form { display: inline; }

/* ===== Form ===== */
.form-grid { display: grid; gap: 14px; max-width: 420px; }
.form-group label {
  display: block;
  font-size: 12.5px;
  color: var(--muted);
  margin-bottom: 5px;
  font-weight: 600;
}
.form-group input, .form-group select {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: 14px;
  background: white;
  color: var(--text);
}
.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--green);
}
.type-toggle { display: flex; gap: 8px; }
.type-toggle label {
  flex: 1;
  text-align: center;
  padding: 9px;
  border: 1px solid var(--border);
  border-radius: 9px;
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
}
.type-toggle input { display: none; }
.type-toggle input:checked + span { color: white; }
.type-toggle label:has(input:checked) { background: var(--gradient); border-color: transparent; color: white; }

.add-form {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.add-form input, .add-form select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13.5px;
}
.add-form input[name="nama"] { flex: 1; min-width: 140px; }

/* ===== Login ===== */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.login-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 34px;
  width: 320px;
}
.login-card h1 {
  font-size: 21px; margin: 0 0 4px;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}
.login-card p.sub { color: var(--muted); font-size: 13px; margin: 0 0 22px; }
.login-card input {
  width: 100%;
  padding: 10px 12px;
  margin-bottom: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text);
  font-size: 14px;
}
.login-card button {
  width: 100%;
  padding: 10px;
  background: var(--gradient);
  border: none;
  border-radius: 9px;
  color: white;
  font-weight: 700;
  cursor: pointer;
  font-size: 14px;
}

.flash {
  background: rgba(59,130,246,0.08);
  color: var(--blue-dark);
  padding: 9px 14px;
  border-radius: 9px;
  font-size: 13px;
  margin-bottom: 14px;
  border: 1px solid rgba(59,130,246,0.2);
}

.empty-state { color: var(--muted); font-size: 13.5px; padding: 8px 0; }