/* Tuck Bucks — Fairfield International Academy.
   Navy #1e2859 and the silver-grey are sampled from the school crest. */

:root {
    --navy:      #1e2859;
    --navy-dark: #151c40;
    --navy-soft: #2c3872;
    --silver:    #9aa3b8;
    --paper:     #f6f6f9;
    --card:      #ffffff;
    --ink:       #1a1c24;
    --muted:     #666c7d;
    --line:      #e2e4ec;
    --good:      #1c7a4f;
    --warn:      #9a6410;
    --bad:       #a52a2a;
    --radius:    12px;
    --shadow:    0 1px 2px rgba(30,40,89,.06), 0 4px 16px rgba(30,40,89,.06);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    -webkit-text-size-adjust: 100%;
}

/* ---------------------------------------------------------------- chrome */

header.top {
    background: var(--navy);
    color: #fff;
    padding: .7rem 1rem;
    display: flex;
    align-items: center;
    gap: .8rem;
    position: sticky;
    top: 0;
    z-index: 40;
}
header.top img { width: 38px; height: 38px; flex: none; }
header.top h1 { font-size: 1.05rem; margin: 0; font-weight: 600; letter-spacing: -.01em; }
header.top .sub { font-size: .78rem; opacity: .7; margin: 0; }
header.top .spacer { flex: 1; }
header.top a, header.top button.link {
    color: #fff; opacity: .85; text-decoration: none; font-size: .9rem;
    background: none; border: 0; cursor: pointer; padding: .3rem .5rem;
}
header.top a:hover, header.top button.link:hover { opacity: 1; text-decoration: underline; }

nav.tabs {
    display: flex; gap: .25rem; padding: 0 1rem; background: var(--navy-dark);
    overflow-x: auto; position: sticky; top: 54px; z-index: 39;
}
nav.tabs button {
    background: none; border: 0; color: #fff; opacity: .6; cursor: pointer;
    padding: .6rem .8rem; font-size: .9rem; border-bottom: 3px solid transparent;
    white-space: nowrap;
}
nav.tabs button[aria-selected="true"] { opacity: 1; border-bottom-color: var(--silver); }

main { max-width: 68rem; margin: 0 auto; padding: 1.25rem 1rem 4rem; }
main.narrow { max-width: 42rem; }

/* ---------------------------------------------------------------- bits */

.card {
    background: var(--card); border: 1px solid var(--line);
    border-radius: var(--radius); padding: 1rem; box-shadow: var(--shadow);
    margin-bottom: 1rem;
}
.card h2 { margin: 0 0 .2rem; font-size: 1.05rem; }
.card h3 { margin: 1.2rem 0 .4rem; font-size: .95rem; }
.card p.hint, p.hint { color: var(--muted); font-size: .88rem; margin: .2rem 0 1rem; }

.row { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }
.row.tight { gap: .35rem; }
.grid { display: grid; gap: .8rem; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); }
.spread { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }

label { display: block; font-size: .82rem; color: var(--muted); margin: .6rem 0 .2rem; }
input, select, textarea {
    font: inherit; padding: .55rem .65rem; border: 1px solid var(--line);
    border-radius: 8px; background: #fff; color: var(--ink); width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--navy-soft); outline-offset: 1px; }
input[type=checkbox], input[type=radio] { width: auto; }

button, .btn {
    font: inherit; font-weight: 500; padding: .55rem .9rem; border-radius: 8px;
    border: 1px solid var(--navy); background: var(--navy); color: #fff;
    cursor: pointer; text-decoration: none; display: inline-block;
}
button:hover, .btn:hover { background: var(--navy-soft); }
button:disabled { opacity: .45; cursor: not-allowed; }
button.ghost { background: #fff; color: var(--navy); }
button.ghost:hover { background: #eef0f7; }
button.danger { background: var(--bad); border-color: var(--bad); }
button.small { padding: .3rem .55rem; font-size: .85rem; }

table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: .5rem .5rem; border-bottom: 1px solid var(--line); }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: #fafbfe; }
.scroll { overflow-x: auto; }

.pill {
    display: inline-block; padding: .1rem .5rem; border-radius: 999px;
    font-size: .75rem; background: #eef0f7; color: var(--navy);
}
.pill.good { background: #e6f4ec; color: var(--good); }
.pill.warn { background: #fdf3e2; color: var(--warn); }
.pill.bad  { background: #fbeaea; color: var(--bad); }

.money { font-variant-numeric: tabular-nums; }
.neg { color: var(--bad); }

.notice { padding: .7rem .9rem; border-radius: 8px; margin: .6rem 0; font-size: .92rem; }
.notice.err  { background: #fbeaea; color: var(--bad); border: 1px solid #f0cccc; }
.notice.ok   { background: #e6f4ec; color: var(--good); border: 1px solid #c6e4d3; }
.notice.warn { background: #fdf3e2; color: var(--warn); border: 1px solid #f0dcb8; }

.empty { color: var(--muted); text-align: center; padding: 2rem 1rem; }

dialog {
    border: 0; border-radius: var(--radius); padding: 1.2rem;
    box-shadow: 0 20px 60px rgba(20,25,50,.3); max-width: 32rem; width: calc(100% - 2rem);
}
dialog::backdrop { background: rgba(20,25,50,.45); }

.allergen-banner {
    background: var(--bad); color: #fff; padding: .6rem .9rem; border-radius: 8px;
    font-weight: 600; margin: .5rem 0;
}

/* ---------------------------------------------------------------- login */

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; }
.login { max-width: 22rem; width: 100%; text-align: center; }
.login img { width: 96px; height: 96px; }
.login h1 { font-size: 1.3rem; margin: .8rem 0 .2rem; }
.login .sub { color: var(--muted); margin: 0 0 1.5rem; font-size: .9rem; }
.login form { text-align: left; }
.login button { width: 100%; margin-top: 1rem; padding: .7rem; }

@media (max-width: 640px) {
    main { padding: 1rem .75rem 3rem; }
    .card { padding: .85rem; }
    th, td { padding: .45rem .35rem; }
}