:root {
    --ink: #172033;
    --muted: #5d6b82;
    --line: #e4e9f2;
    --paper: #f6f8fb;
    --card: #fff;
    --brand: #0f6b4c;
    --brand-2: #14915f;
    --danger: #a33b3b;
    --warn: #8a5a12;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--paper);
}
a { color: var(--brand); }
.shell { display: flex; min-height: 100vh; }
.side {
    width: 230px;
    background: #122033;
    color: #d7e2ef;
    padding: 22px 16px;
}
.side strong { display: block; color: #fff; font-size: 20px; letter-spacing: .04em; }
.side span { color: #8ea0b8; font-size: 13px; }
.side nav { display: flex; flex-direction: column; gap: 6px; margin-top: 28px; }
.side a { color: #d7e2ef; text-decoration: none; padding: 8px 10px; border-radius: 8px; }
.side a:hover { background: #1c314d; }
.main { flex: 1; padding: 28px; }
.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 18px;
    margin-bottom: 16px;
}
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.metric { font-size: 28px; font-weight: 700; }
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 4px; }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="url"], textarea, select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px 12px;
    font: inherit;
}
textarea { min-height: 80px; }
button, .button {
    display: inline-block;
    background: var(--brand);
    color: #fff;
    border: 0;
    border-radius: 8px;
    padding: 10px 14px;
    text-decoration: none;
    cursor: pointer;
    font: inherit;
}
.button.ghost, button.ghost { background: #e8eef6; color: var(--ink); }
.button.danger, button.danger { background: var(--danger); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-size: 13px; font-weight: 600; }
.flash { padding: 12px 14px; border-radius: 10px; margin-bottom: 14px; }
.ok { background: #e5f6ee; color: #0d5a3d; }
.bad { background: #fdecec; color: var(--danger); }
.token {
    font-family: Consolas, monospace;
    background: #122033;
    color: #d8ffe9;
    padding: 12px;
    border-radius: 8px;
    word-break: break-all;
}
.login {
    max-width: 420px;
    margin: 10vh auto;
}
.check { display: flex; gap: 8px; align-items: center; margin-top: 10px; }
.check input { width: auto; }
.muted { color: var(--muted); }
code { font-family: Consolas, monospace; }
@media (max-width: 900px) {
    .shell { display: block; }
    .side { width: auto; }
    .grid { grid-template-columns: 1fr 1fr; }
}