:root {
    --blue: #153a66;
    --blue-2: #0f2747;
    --wine: #7a1f3d;
    --ink: #18202a;
    --muted: #657386;
    --line: #d9e0ea;
    --bg: #f5f7fb;
    --panel: #ffffff;
    --ok: #0d7a55;
    --warn: #9b6400;
    --err: #a4262c;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--ink);
    background: var(--bg);
}
a { color: var(--blue); text-decoration: none; }
input, textarea, select, button {
    font: inherit;
}
input, textarea, select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px 12px;
    background: #fff;
}
textarea { resize: vertical; }
label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; }
pre, code {
    white-space: pre-wrap;
    word-break: break-word;
    background: #eef2f7;
    border-radius: 6px;
    padding: 2px 4px;
}

.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: 248px;
    color: #fff;
    background: linear-gradient(160deg, var(--blue-2), var(--blue) 58%, var(--wine));
    display: flex;
    flex-direction: column;
    padding: 22px;
}
.brand { display: grid; gap: 2px; margin-bottom: 30px; }
.brand strong { font-size: 24px; letter-spacing: 0; }
.brand span { color: #dfe8f5; }
.sidebar nav { display: grid; gap: 6px; }
.sidebar nav a {
    color: #fff;
    padding: 10px 12px;
    border-radius: 8px;
}
.sidebar nav a:hover { background: rgba(255,255,255,.12); }
.sidebar footer {
    margin-top: auto;
    display: grid;
    gap: 10px;
    color: #dfe8f5;
}
.sidebar footer a { color: #fff; }
.main {
    margin-left: 248px;
    padding: 28px;
    min-height: 100vh;
}
.page-head {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: end;
    margin-bottom: 18px;
}
.page-head h1 { margin: 0; font-size: 28px; }
.page-head p { margin: 6px 0 0; color: var(--muted); }
.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 18px;
    margin-bottom: 18px;
}
.panel h2 { margin: 0 0 14px; font-size: 18px; }
.panel h3 { margin: 18px 0 10px; font-size: 15px; }
.split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 18px;
}
.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 18px;
}
.metric-grid.compact { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.metric {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 16px;
    display: grid;
    gap: 8px;
}
.metric span { color: var(--muted); font-size: 13px; }
.metric strong { font-size: 28px; color: var(--blue); }
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 10px 14px;
    border: 0;
    border-radius: 8px;
    color: #fff;
    background: var(--wine);
    cursor: pointer;
    font-weight: 700;
}
.button.secondary { background: var(--blue); }
.button.tiny { min-height: 30px; padding: 6px 10px; font-size: 12px; }
.inline-form, .action-row {
    display: flex;
    gap: 10px;
    align-items: end;
    flex-wrap: wrap;
}
.inline-form input, .inline-form select { max-width: 360px; }
.grid-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}
.grid-form.small { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-form button { align-self: end; }
.checkline {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
}
.checkline input { width: auto; }
.list { display: grid; gap: 10px; }
.list-item, .card {
    display: grid;
    gap: 5px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}
.list-item span, .card span, .muted { color: var(--muted); font-size: 13px; }
.pill {
    display: inline-flex;
    border-radius: 999px;
    padding: 3px 8px;
    background: #e8eef7;
    color: var(--blue);
    font-size: 12px;
}
.alert {
    border-radius: 8px;
    padding: 12px 14px;
    margin-bottom: 16px;
    background: #e8eef7;
    border: 1px solid var(--line);
}
.alert.success { border-color: #b9dfcf; color: var(--ok); background: #effaf5; }
.alert.error { border-color: #e7b8bb; color: var(--err); background: #fff2f3; }
.alert.warning { border-color: #f0d199; color: var(--warn); background: #fff8e8; }
.details {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 8px 12px;
}
.details dt { color: var(--muted); }
.details dd { margin: 0; }
.kanban {
    display: grid;
    grid-template-columns: repeat(6, minmax(180px, 1fr));
    gap: 14px;
    overflow-x: auto;
}
.lane {
    min-height: 420px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #eef2f7;
    padding: 12px;
}
.lane h2 { margin: 0 0 12px; font-size: 15px; }
.card { margin-bottom: 10px; color: var(--ink); }
.page-footer {
    color: var(--muted);
    font-size: 12px;
    margin-top: 24px;
}
.auth-page, .install {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: linear-gradient(160deg, var(--blue-2), var(--blue) 58%, var(--wine));
}
.auth-shell, .install-shell { width: min(920px, calc(100vw - 32px)); }
.login-card {
    width: min(420px, 100%);
    margin: auto;
    background: #fff;
    border-radius: 8px;
    padding: 28px;
}
.login-card h1 { margin-top: 0; color: var(--blue); }
.login-card form { display: grid; gap: 14px; }
.checks {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 18px;
}
.check {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px;
    display: grid;
    gap: 4px;
}
.check.ok { border-color: #b9dfcf; }
.check.fail { border-color: #e7b8bb; }
.clean { padding-left: 18px; }

@media (max-width: 900px) {
    .sidebar {
        position: static;
        width: auto;
        min-height: auto;
    }
    .sidebar nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .main { margin-left: 0; padding: 18px; }
    .split, .metric-grid, .metric-grid.compact, .grid-form, .grid-form.small {
        grid-template-columns: 1fr;
    }
    .page-head { display: block; }
}