/* SUB AGENT BILL - plain CSS, desktop first, works down to phone width. */

:root {
    --bg: #f3f5f8;
    --card: #fff;
    --border: #d9dee7;
    --text: #1d2939;
    --muted: #667085;
    --accent: #1b6ec2;
    --header: #1f3b5a;
    --editable: #fffbe6;
    --editable-border: #e2b93b;
    --ok: #198754;
    --danger: #b42318;
    --warn: #b54708;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 14px/1.4 "Segoe UI", Arial, sans-serif;
}

.topbar {
    display: flex;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--header);
    color: #fff;
}
.topbar a { color: #fff; }

main { max-width: 1800px; margin: 0 auto; padding: 16px; }

/* ---------- layout rows ---------- */
.row { display: grid; gap: 16px; margin-bottom: 16px; }
.row.two { grid-template-columns: repeat(2, 1fr); }
.row.three { grid-template-columns: repeat(3, 1fr); }
.row.four { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1200px) { .row.four { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) { .row.two, .row.three, .row.four { grid-template-columns: 1fr; } }

/* ---------- cards ---------- */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.card h2 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: -12px -12px 10px;
    padding: 10px 12px;
    font-size: 15px;
    letter-spacing: .03em;
    border-bottom: 2px solid var(--accent);
}

.header-card { display: grid; grid-template-columns: 260px minmax(280px, 640px); gap: 16px; align-items: end; margin-bottom: 16px; }
.header-card p { grid-column: 1 / -1; margin: 0; text-align: left; }
input.invalid:focus { outline-color: var(--danger); }
@media (max-width: 900px) { .header-card { grid-template-columns: 1fr; } }
.header-card #bill-agent { font-size: 18px; padding: 10px; }

label { display: block; font-size: 12px; font-weight: 600; color: #475467; margin-bottom: 3px; }

input, select, output.readonly {
    width: 100%;
    padding: 7px 9px;
    font: inherit;
    border: 1px solid #c4cad6;
    border-radius: 6px;
    background: #fff;
}
output.readonly { display: block; background: #f2f4f7; text-align: right; }
input:disabled, select:disabled { background: #eef0f3; }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 0; }
input.invalid, select.invalid { border-color: var(--danger); background: #fff1f0; }

.inline { display: flex; gap: 6px; }
.muted { color: var(--muted); text-align: center; }
.small { font-size: 12px; }
.req { color: var(--danger); }

/* ---------- lottery entry ---------- */
.entry { display: grid; grid-template-columns: 5fr 2fr 3fr 3fr; gap: 8px; align-items: end; }
@media (max-width: 600px) { .entry { grid-template-columns: 1fr 1fr; } .f-lottery, .f-buttons { grid-column: span 2; } }
.f-buttons { display: flex; gap: 6px; }
.f-buttons .btn { flex: 1; }

/* ---------- buttons ---------- */
.btn {
    padding: 7px 14px;
    font: inherit;
    font-weight: 600;
    border: 1px solid #c4cad6;
    border-radius: 6px;
    background: #fff;
    cursor: pointer;
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { color: var(--danger); border-color: #f1a7a1; }
.btn.success { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn.small { padding: 3px 10px; font-size: 12px; }
.btn.big { font-size: 22px; letter-spacing: .06em; padding: 14px; min-height: 58px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- tables ---------- */
.table-wrap { overflow: auto; max-height: 230px; margin-top: 8px; flex: 1; }
.table-wrap.tall { max-height: 430px; margin-top: 0; }
table.grid { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.grid th, .grid td { padding: 5px 6px; border-bottom: 1px solid #eaecf0; text-align: left; }
.grid th { position: sticky; top: 0; background: #f8fafc; font-size: 12px; z-index: 1; }
.grid .num { text-align: right; }
.grid.selectable tbody tr[data-i] { cursor: pointer; }
.grid tr.sel { background: #d6e8ff; }
.qty-col { width: 36%; }
.qty-input { text-align: right; background: var(--editable); border-color: var(--editable-border); font-weight: 600; padding: 4px 6px; }
.qty-input:focus { background: #fff; }
.grid tr:focus-within { background: #e8f2ff; }

.total {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin: 10px -12px -12px;
    padding: 10px 12px;
    background: #eef3fa;
    border-radius: 0 0 8px 8px;
}
.total strong { font-size: 20px; font-variant-numeric: tabular-nums; }

.tag { padding: 1px 8px; border-radius: 10px; font-size: 12px; font-weight: 600; }
.tag.pay { background: #d1fadf; color: #05603a; }
.tag.loan { background: #fef0c7; color: #93370d; }

/* ---------- finish ---------- */
.finish-card {
    display: grid;
    grid-template-columns: 160px 240px 140px 1fr;
    gap: 16px;
    align-items: end;
    border: 2px solid #9fc3a4;
}
@media (max-width: 900px) { .finish-card { grid-template-columns: 1fr 1fr; } .finish-card .btn.big { grid-column: span 2; } }
.check { display: flex; gap: 6px; align-items: center; padding-bottom: 8px; }
.check input { width: auto; }
.check label { margin: 0; font-size: 14px; }

/* ---------- dialogs ---------- */
dialog { border: 0; border-radius: 10px; padding: 0; width: min(640px, 95vw); box-shadow: 0 20px 50px rgba(15, 23, 42, .3); }
dialog.wide { width: min(1100px, 95vw); }
dialog::backdrop { background: rgba(15, 23, 42, .45); }
.dialog-body { padding: 16px; }
.dialog-body h2 { display: flex; justify-content: space-between; margin: 0 0 12px; font-size: 18px; }
.x { border: 0; background: none; font-size: 24px; line-height: 1; cursor: pointer; }
.grid2, .grid4 { display: grid; gap: 10px; }
.grid2 { grid-template-columns: 1fr 1fr; }
.grid4 { grid-template-columns: repeat(4, 1fr); }
.span2 { grid-column: span 2; }
@media (max-width: 600px) { .grid2, .grid4 { grid-template-columns: 1fr; } .span2 { grid-column: auto; } }
.dialog-buttons { display: flex; justify-content: flex-end; align-items: center; gap: 8px; margin-top: 14px; }
.dialog-buttons span { margin-right: auto; }
details { margin-top: 6px; }
summary { cursor: pointer; color: var(--accent); font-size: 13px; }

/* ---------- toasts ---------- */
#toasts { position: fixed; top: 14px; right: 14px; z-index: 1000; display: flex; flex-direction: column; gap: 8px; max-width: min(420px, 92vw); }
.toast { padding: 10px 14px; border-radius: 6px; color: #fff; box-shadow: 0 8px 24px rgba(15, 23, 42, .25); }
.toast.ok { background: var(--ok); }
.toast.warn { background: var(--warn); }
.toast.error { background: var(--danger); }

/* ---------- login ---------- */
.login-page { display: grid; place-items: center; min-height: 100vh; }
.login-box { width: min(340px, 92vw); background: #fff; padding: 24px; border-radius: 10px; border: 1px solid var(--border); display: grid; gap: 8px; }
.login-box h1 { font-size: 20px; margin: 0 0 8px; text-align: center; }
.alert.error { color: var(--danger); margin: 0; }