:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-2: #273449;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #2dd4bf;
  --accent-dark: #0f766e;
  --danger: #f87171;
  --warn-bg: #78350f;
  --radius: 12px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: env(safe-area-inset-bottom);
}
a { color: var(--accent); text-decoration: none; }

.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--surface);
  position: sticky; top: 0; z-index: 10;
  padding-top: calc(0.75rem + env(safe-area-inset-top));
}
.nav-brand { font-weight: 700; color: var(--text); }
.nav-links { display: flex; gap: 1rem; font-size: 0.95rem; }

.container { max-width: 640px; margin: 0 auto; padding: 1rem; }

.banner {
  background: var(--surface-2); border-radius: var(--radius);
  padding: 0.75rem 1rem; margin-bottom: 1rem; font-size: 0.95rem;
}
.banner-warn { background: var(--warn-bg); }

.hero { text-align: center; margin: 1rem 0 1.5rem; }
.spendable .label { display: block; color: var(--muted); font-size: 0.9rem; }
.spendable .amount { font-size: 3rem; font-weight: 800; letter-spacing: -0.02em; }
.spendable .amount.neg { color: var(--danger); }
.hero-meta {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem 1rem;
  color: var(--muted); font-size: 0.85rem; margin: 0.5rem 0 0.75rem;
}
.hero-meta strong { color: var(--text); }

.cycle-nav {
  display: flex; align-items: center; justify-content: space-between;
  margin: 1rem 0 0.5rem;
}
.cycle-nav h2 { font-size: 1.1rem; margin: 0; }
.cycle-nav a { font-size: 1.4rem; padding: 0 0.75rem; }
.chip {
  background: var(--accent-dark); color: #fff; border-radius: 999px;
  font-size: 0.7rem; padding: 0.1rem 0.5rem; vertical-align: middle;
}

.bill-list h3 { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; margin: 1.25rem 0 0.5rem; }
.bill-list ul, .txn-list, .bill-table, .item-list { list-style: none; margin: 0; padding: 0; }
.bill {
  background: var(--surface); border-radius: var(--radius);
  padding: 0.75rem 1rem; margin-bottom: 0.5rem;
  display: grid; grid-template-columns: 1fr auto; gap: 0.25rem 0.75rem;
  align-items: center;
}
.bill-main { display: flex; flex-direction: column; min-width: 0; }
.bill-name { font-weight: 600; }
.bill-due, .bill-txn { color: var(--muted); font-size: 0.8rem; }
.bill-txn { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bill-amount { font-weight: 700; font-variant-numeric: tabular-nums; }
.bill-actions { grid-column: 1 / -1; display: flex; gap: 0.5rem; margin-top: 0.25rem; }
.bill.status-paid, .bill.status-processed { opacity: 0.55; }
.bill.status-skipped { opacity: 0.4; }

.btn {
  border: none; border-radius: 8px; cursor: pointer;
  background: var(--surface-2); color: var(--text);
  padding: 0.55rem 1rem; font-size: 0.9rem; font-weight: 600;
  min-height: 40px;
}
.btn-primary { background: var(--accent-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--muted); }
.btn-small { padding: 0.35rem 0.75rem; font-size: 0.8rem; min-height: 34px; }
.btn:disabled { opacity: 0.5; }

.htmx-indicator { display: none; color: var(--muted); font-size: 0.8rem; margin-left: 0.5rem; }
.htmx-request .htmx-indicator, .htmx-request.htmx-indicator { display: inline; }

.next-peek { text-align: center; margin: 1.5rem 0; }
.muted { color: var(--muted); }
.error { color: var(--danger); }

/* auth pages */
.auth-page { max-width: 360px; margin: 15vh auto 0; padding: 1rem; text-align: center; }
.auth-form { display: flex; flex-direction: column; gap: 1rem; text-align: left; margin-top: 1rem; }
.auth-form label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.9rem; color: var(--muted); }
input, select {
  background: var(--surface); color: var(--text);
  border: 1px solid var(--surface-2); border-radius: 8px;
  padding: 0.6rem 0.75rem; font-size: 1rem; width: 100%;
}
.qr { border-radius: var(--radius); margin: 1rem auto; display: block; background: #fff; padding: 8px; }
.secret code { font-size: 0.8rem; word-break: break-all; }

/* bills + txn pages */
.page-head { display: flex; align-items: center; justify-content: space-between; }
.bill-table li a {
  display: flex; flex-direction: column; color: var(--text);
  background: var(--surface); border-radius: var(--radius);
  padding: 0.6rem 1rem; margin-bottom: 0.4rem;
}
.bill-table li.inactive { opacity: 0.45; }
.bill-detail { color: var(--muted); font-size: 0.8rem; }
.edit-form { display: flex; flex-direction: column; gap: 0.9rem; margin-top: 1rem; }
.edit-form label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.85rem; color: var(--muted); }
.edit-form .check, .check { flex-direction: row; align-items: center; gap: 0.5rem; color: var(--text); display: flex; }
.edit-form input[type=checkbox], .check input { width: auto; }

.txn {
  background: var(--surface); border-radius: var(--radius);
  padding: 0.6rem 1rem; margin-bottom: 0.4rem;
  display: grid; grid-template-columns: 1fr auto; gap: 0.15rem 0.75rem; align-items: center;
}
.txn.pending { opacity: 0.7; }
.txn-main { display: flex; flex-direction: column; min-width: 0; }
.txn-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.txn-meta { color: var(--muted); font-size: 0.8rem; }
.txn-amount { font-weight: 700; font-variant-numeric: tabular-nums; }
.txn-amount.credit { color: var(--accent); }
.txn-match { grid-column: 1 / -1; font-size: 0.85rem; }
.txn-match ul { list-style: none; padding: 0.5rem 0 0; display: flex; flex-direction: column; gap: 0.4rem; }

.item-list li { background: var(--surface); border-radius: var(--radius); padding: 0.75rem 1rem; margin-bottom: 0.5rem; }
h1 { font-size: 1.4rem; } h2 { font-size: 1.1rem; margin-top: 1.5rem; }