:root {
    --brand: #0f766e;        /* teal green */
    --brand-dark: #115e59;
    --brand-tint: #e6f4f1;
    --bg: #f4f6f9;
    --card: #ffffff;
    --text: #1f2933;
    --muted: #616e7c;
    --border: #d9e2ec;
    --ok-bg: #e3f9e5; --ok: #1f7a35;
    --err-bg: #ffe3e3; --err: #a61b1b;
    --warn-bg: #fff4d6; --warn: #8a5a00;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--text); font-size: 15px; }
a { color: var(--brand); }
header.top { background: var(--brand); color: #fff; }
header.top .wrap { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; padding: 10px 16px; }
header.top .brand { display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: 18px; color: #fff; text-decoration: none; }
header.top .brand img { width: 52px; height: 52px; border-radius: 50%; background: #fff; padding: 2px; }
.login-logo { display: block; width: 160px; height: 160px; margin: 0 auto 12px; }
header.top nav { display: flex; gap: 16px; flex-wrap: wrap; flex: 1; }
header.top nav a { color: #d3eeea; text-decoration: none; }
header.top nav a:hover { color: #fff; }
header.top .who { font-size: 13px; color: #d3eeea; }
header.top .who a { color: #fff; margin-left: 8px; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
main.wrap { padding-top: 24px; padding-bottom: 48px; }
h1 { font-size: 24px; margin: 0 0 16px; }
h2 { font-size: 18px; margin: 24px 0 12px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 20px; }
.narrow { max-width: 420px; margin: 40px auto; }
.muted { color: var(--muted); font-size: 13px; }
.form-row { margin-bottom: 14px; }
.form-row label { display: block; font-weight: 600; margin-bottom: 4px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 20px; }
input[type=text], input[type=password], input[type=number], input[type=date], input[type=email], select, textarea {
    width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font: inherit; background: #fff;
}
textarea { min-height: 70px; }
.btn, input[type=submit] { display: inline-block; background: var(--brand); color: #fff; border: 0; border-radius: 6px; padding: 9px 16px; font: inherit; cursor: pointer; text-decoration: none; }
.btn:hover, input[type=submit]:hover { background: var(--brand-dark); }
.btn-secondary { background: #e4e7eb; color: var(--text); }
.btn-secondary:hover { background: #cbd2d9; }
.btn-danger { background: var(--err); }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.msg { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
.msg-ok { background: var(--ok-bg); color: var(--ok); }
.msg-err { background: var(--err-bg); color: var(--err); }
.msg-warn { background: var(--warn-bg); color: var(--warn); }
.hint { background: var(--brand-tint); border-left: 4px solid var(--brand); padding: 10px 14px; border-radius: 4px; margin-bottom: 14px; }
.table-wrap { overflow-x: auto; }
table.grid { width: 100%; border-collapse: collapse; background: #fff; }
table.grid th, table.grid td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
table.grid th { background: #eef5f4; font-size: 13px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
table.grid td.num, table.grid th.num { text-align: right; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 12px; font-weight: 600; background: #e4e7eb; }
.badge-Pending { background: var(--warn-bg); color: var(--warn); }
.badge-Approved { background: var(--ok-bg); color: var(--ok); }
.badge-Rejected { background: var(--err-bg); color: var(--err); }
.badge-Sent { background: var(--brand-tint); color: var(--brand-dark); }
.badge-Late { background: var(--err-bg); color: var(--err); }
.toolbar { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar > div { min-width: 160px; }
.code-box { font-family: Consolas, monospace; font-size: 18px; letter-spacing: 2px; background: #f0f4f8; padding: 10px; border-radius: 6px; text-align: center; }
#qr { display: flex; justify-content: center; margin: 12px 0; }
.validator { color: var(--err); font-size: 13px; display: block; }