:root {
  --bg: #f3f5f9; --card: #fff; --text: #1e293b; --muted: #64748b; --line: #e2e8f0;
  --primary: #2563eb; --pos: #15803d; --neg: #b91c1c; --warn: #b45309;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); }
h1 { font-size: 1.5rem; margin: 1rem 0; }
h2 { font-size: 1.05rem; margin: 0 0 .75rem; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.pos { color: var(--pos); } .neg { color: var(--neg); }

.topbar { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.bar { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; min-height: 56px; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); }
nav { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
nav a { padding: 6px 12px; border-radius: 8px; text-decoration: none; color: var(--muted); }
nav a.active, nav a:hover { background: #eaf0ff; color: var(--primary); }
.logout { display: flex; align-items: center; gap: 8px; margin: 0; }
.who { color: var(--muted); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-bottom: 16px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.stat strong { display: block; font-size: 1.5rem; margin-top: 4px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.row-gap { display: flex; gap: 8px; }

.btn { display: inline-block; padding: 8px 14px; border: 1px solid var(--primary); background: var(--primary); color: #fff;
  border-radius: 8px; cursor: pointer; text-decoration: none; font: inherit; }
.btn:hover { filter: brightness(.95); }
.btn-ghost { background: transparent; color: var(--primary); }
.btn-danger { background: transparent; color: var(--neg); border-color: #fca5a5; }
.btn-sm { padding: 3px 10px; font-size: .85rem; }

.form { display: flex; flex-direction: column; gap: 12px; }
.narrow { max-width: 520px; }
label { display: flex; flex-direction: column; gap: 4px; font-weight: 500; }
input, select { font: inherit; padding: 8px 10px; border: 1px solid #cbd5e1; border-radius: 8px; background: #fff; max-width: 100%; }
input:focus, select:focus { outline: 2px solid #bfdbfe; border-color: var(--primary); }
.filters, .inline-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.inline-form { margin: 0; }
.inline-form.card { margin-bottom: 16px; }
form.inline { display: inline; margin-left: 8px; }

.alert { padding: 10px 14px; border-radius: 8px; margin: 12px 0; }
.alert-error { background: #fee2e2; color: #991b1b; }
.alert-success { background: #dcfce7; color: #166534; }

.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table .num, .num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.actions { white-space: nowrap; text-align: right; }
.actions form { display: inline; }
.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; margin-top: 12px; flex-wrap: wrap; }

.budget { margin: 12px 0; }
.bar-track { background: #e2e8f0; border-radius: 6px; height: 10px; margin: 6px 0 2px; overflow: hidden; }
.bar-fill { height: 100%; background: #16a34a; }
.bar-fill.st-hampir-habis { background: #f59e0b; }
.bar-fill.st-melebihi { background: #dc2626; }
.badge { font-size: .75rem; padding: 2px 8px; border-radius: 99px; background: #dcfce7; color: #166534; }
.badge.st-hampir-habis { background: #fef3c7; color: var(--warn); }
.badge.st-melebihi { background: #fee2e2; color: #991b1b; }

body.guest { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.auth-box { width: 100%; max-width: 400px; }
.brand-lg { text-align: center; margin-bottom: 0; }
.auth-box > .muted { text-align: center; margin-top: 0; }
.auth-box .alert { margin: 12px 0; }

@media (max-width: 640px) {
  .bar { padding: 8px 16px; }
  .stat strong { font-size: 1.25rem; }
  /* Menu HP: baris 1 = nama aplikasi + akun, baris 2 = menu satu baris yang bisa digeser */
  .bar { gap: 6px 12px; padding-bottom: 6px; min-height: 0; }
  .bar .brand { flex: 1; }
  .bar nav { order: 3; flex: 0 0 100%; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; margin: 0 -16px; padding: 0 16px; }
  .bar nav::-webkit-scrollbar { display: none; }
  .bar nav a { white-space: nowrap; padding: 6px 10px; }
  #topbar .who { max-width: 8em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .9rem; }
  #btn-logout { padding: 4px 10px; }
  main.wrap { padding-bottom: 72px; } /* ruang untuk tombol "Instal aplikasi" */
  .bar .brand { white-space: nowrap; }
}
@media (max-width: 360px) {
  #topbar .who { display: none; }
}

/* --- tambahan versi statis (SPA) --- */
body.guest .topbar { display: none; }
body.guest main { width: 100%; max-width: 420px; padding: 0; }
button.btn { font: inherit; }
.hidden { display: none !important; }
#topbar .who { margin-right: 4px; }
.demo-box { margin-top: 12px; text-align: center; }
.demo-box .btn { width: 100%; }
.demo-box .muted { font-size: .85rem; margin: 8px 0 0; }