/* Branson School colours (branson.org): blue #005DA6, green #077A3C, red #DB0032. */
:root {
  --blue: #005da6;
  --blue-dark: #00477f;
  --green: #077a3c;
  --red: #db0032;
  --bg: #f4f4f5;
  --card: #ffffff;
  --text: #36363a;
  --muted: #656567;
  --line: #e5e5e5;
  --warn-text: #8a5a00;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --blue: #3d8fd6;
    --green: #4cb57b;
    --red: #ff5a76;
    --bg: #151618;
    --card: #212327;
    --text: #ececee;
    --muted: #a3a5aa;
    --line: #35373c;
    --warn-text: #ffcf66;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}
main { max-width: 440px; margin: 0 auto; padding: 16px 16px calc(24px + env(safe-area-inset-bottom)); }

.topbar { background: var(--blue-dark); color: #fff; border-bottom: 4px solid var(--green); padding-top: env(safe-area-inset-top); }
.topbar-inner { max-width: 440px; margin: 0 auto; padding: 12px 16px; }
.brand { font-weight: 700; font-size: 1.1rem; letter-spacing: 0.01em; }

h1 { font-size: 1.4rem; margin: 0 0 8px; }
h1.name { margin: 8px 0 14px; font-size: 1.6rem; }
h2 { font-size: 0.85rem; margin: 28px 0 6px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin-bottom: 14px; }
.intro p { margin: 0 0 14px; }

.amount { font-size: 2.6rem; font-weight: 700; margin: 0; font-variant-numeric: tabular-nums; color: var(--blue); }
.amount.credit { color: var(--green); }
.amount.muted { color: var(--muted); font-size: 1.4rem; }
.small { font-size: 0.9rem; color: var(--muted); margin: 4px 0 0; }
.updated { font-size: 0.8rem; color: var(--muted); margin: 10px 0 0; }
.updated.warn { color: var(--warn-text); }
.error { color: var(--red); font-weight: 600; }

.qr { text-align: center; }
/* The QR always sits on white with its own quiet zone, also in dark mode. */
.qr-box { background: #fff; border-radius: 10px; padding: 6px; width: min(78vw, 300px); margin: 6px auto 0; }
.qr-box svg { display: block; width: 100%; height: auto; }
.code { font: 700 1.9rem/1.2 ui-monospace, "SF Mono", Menlo, monospace; letter-spacing: 0.12em; margin: 10px 0 0; }

.button {
  display: block; text-align: center; text-decoration: none; font-weight: 600;
  background: var(--blue); color: #fff; border-radius: 10px; padding: 14px 16px; min-height: 48px;
}
.button:active { opacity: 0.85; }

.signout { text-align: center; margin-top: 8px; }
button.link { background: none; border: none; color: var(--muted); font: inherit; text-decoration: underline; padding: 12px; cursor: pointer; }

.dev { margin-top: 18px; padding-top: 12px; border-top: 1px dashed var(--line); display: grid; gap: 8px; }
.dev input, .dev button { font: inherit; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); }

/* sign-in and welcome forms */
.form label { display: block; font-weight: 600; margin: 12px 0 0; }
.form input:not([type=hidden]) {
  display: block; width: 100%; margin-top: 4px; font: inherit; font-weight: 400; padding: 12px;
  border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--text);
}
.form button.button { width: 100%; margin-top: 16px; font: inherit; font-weight: 600; border: none; cursor: pointer; }
.form .small { margin-top: 12px; }

.intro a:not(.button) { color: var(--blue); }
.card > h2:first-child, .card h2:first-child, form > h2:first-child { margin-top: 0; }
/* Balance: hidden until "Show my balance" is tapped */
details.balance > summary { list-style: none; cursor: pointer; color: var(--blue); font-weight: 600; text-align: center; padding: 4px 0; }
details.balance > summary::-webkit-details-marker { display: none; }
details.balance[open] > summary { margin-bottom: 8px; color: var(--muted); font-weight: 400; font-size: 0.9rem; }
details.balance[open] > summary::before { content: "Hide my balance"; }
details.balance[open] > summary { font-size: 0; }
details.balance[open] > summary::before { font-size: 0.9rem; }
details.balance { text-align: center; }
.form select { display: block; width: 100%; margin-top: 6px; font: inherit; font-weight: 400; padding: 12px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--text); }
.button.secondary { background: var(--card); color: var(--blue); border: 1.5px solid var(--blue); }
.signup-cta { margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--line); }
.signup-cta .small { margin: 0 0 8px; }
.signup-cta .button { display: block; width: 100%; text-align: center; }
.me-photo { display: block; width: 120px; height: 120px; border-radius: 50%; object-fit: cover; margin: 6px auto 4px; border: 4px solid var(--card); box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15); }