:root {
    color-scheme: dark;
    --bg: #0f141c;
    --panel: #161d28;
    --panel-2: #1b2431;
    --border: #2c394d;
    --text: #e8eef8;
    --muted: #90a2bd;
    --accent: #7aa2ff;
    --good: #35c17a;
    --warn: #f0c44c;
    --bad: #ef6b6b;
    --info: #5aa9ff;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); font-family: Segoe UI, Arial, sans-serif; }
a { color: var(--accent); text-decoration: none; }
button, input, select, textarea { font: inherit; }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, #131a24 0%, #0f141c 100%);
    position: sticky;
    top: 0;
    z-index: 10;
}

.brand { display: flex; align-items: center; gap: 0.9rem; }
.brand-mark {
    width: 2.5rem;
    height: 2.5rem;
    display: grid;
    place-items: center;
    border-radius: 0.4rem;
    background: var(--accent);
    color: #06101f;
    font-weight: 800;
}
.brand-title { font-size: 1.05rem; font-weight: 700; }
.brand-subtitle, .muted { color: var(--muted); font-size: 0.92rem; }

.toolbar { display: flex; align-items: end; gap: 0.75rem; flex-wrap: wrap; }
.toolbar-item { display: grid; gap: 0.25rem; font-size: 0.85rem; color: var(--muted); }
.toolbar select, .toolbar button, .toolbar .logout-link {
    background: var(--panel);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 0.45rem;
    padding: 0.65rem 0.8rem;
}
.toolbar button, .toolbar .logout-link { cursor: pointer; }

.dashboard { padding: 1rem 1.25rem 2rem; display: grid; gap: 1rem; }
.summary-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0.75rem; }
.summary-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 0.45rem;
    padding: 0.85rem 1rem;
}
.summary-card span { display: block; color: var(--muted); font-size: 0.85rem; }
.summary-card strong { display: block; font-size: 1.55rem; margin-top: 0.25rem; }

.table-shell {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 0.45rem;
    overflow: hidden;
}
table { width: 100%; border-collapse: collapse; }
th, td {
    padding: 0.8rem 0.85rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
th {
    background: var(--panel-2);
    cursor: pointer;
    user-select: none;
    position: sticky;
    top: 0;
}
tbody tr { transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease; }
tbody tr:hover {
    background: #f3f6ff;
    color: #0c1018;
}
tbody tr:hover td { border-color: #f3f6ff; }
tbody tr:hover a { color: #0c1018; }

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(5, 9, 15, 0.82);
    display: grid;
    place-items: center;
    padding: 1rem;
    z-index: 100;
}
.modal-backdrop.hidden { display: none; }
.modal {
    width: min(1100px, 100%);
    max-height: 92vh;
    overflow: auto;
    background: #101723;
    border: 1px solid var(--border);
    border-radius: 0.65rem;
    box-shadow: 0 20px 80px rgba(0,0,0,0.45);
    position: relative;
    padding: 1rem;
}
.modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: transparent;
    border: 0;
    color: var(--text);
    font-size: 1.9rem;
    line-height: 1;
    cursor: pointer;
}
.modal-header { display: flex; align-items: start; justify-content: space-between; gap: 1rem; padding-right: 2rem; }
.modal-title { font-size: 1.2rem; font-weight: 700; }
.modal-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.modal-actions.bottom { margin-top: 1rem; }
.btn-success, .btn-info, .btn-danger, .btn-warn, .modal-actions button {
    border: 1px solid var(--border);
    border-radius: 0.45rem;
    background: var(--panel-2);
    color: var(--text);
    padding: 0.7rem 0.85rem;
    cursor: pointer;
}
.btn-success { background: rgba(53, 193, 122, 0.18); border-color: rgba(53, 193, 122, 0.45); }
.btn-info { background: rgba(90, 169, 255, 0.18); border-color: rgba(90, 169, 255, 0.45); }
.btn-danger { background: rgba(239, 107, 107, 0.16); border-color: rgba(239, 107, 107, 0.4); }
.btn-warn { background: rgba(240, 196, 76, 0.16); border-color: rgba(240, 196, 76, 0.4); }

.tabs { display: flex; gap: 0.5rem; margin: 1rem 0; }
.tab { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); border-radius: 0.45rem; padding: 0.65rem 0.85rem; cursor: pointer; }
.tab.active { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.tab-panel.hidden { display: none; }
.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.5rem 0.75rem;
}
.details-grid dt { color: var(--muted); font-size: 0.85rem; }
.details-grid dd { margin: 0 0 0.35rem 0; }
.detail-block { margin-top: 1rem; }
.detail-block pre {
    white-space: pre-wrap;
    background: #0c1118;
    border: 1px solid var(--border);
    border-radius: 0.45rem;
    padding: 0.85rem;
    min-height: 6rem;
}
.job-form { display: grid; gap: 0.9rem; }
.job-form label { display: grid; gap: 0.35rem; }
.job-form input, .job-form textarea, .job-form select {
    background: #0c1118;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 0.4rem;
    padding: 0.7rem 0.75rem;
}
.grid { display: grid; gap: 0.75rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.check-row { display: flex; flex-wrap: wrap; gap: 0.85rem; }
.check-row label { display: inline-flex; align-items: center; gap: 0.35rem; }

.notice {
    background: rgba(90, 169, 255, 0.12);
    border: 1px solid rgba(90, 169, 255, 0.35);
    padding: 0.75rem 0.9rem;
    border-radius: 0.45rem;
    margin: 0.75rem 0;
}
.notice.warning { background: rgba(240, 196, 76, 0.12); border-color: rgba(240, 196, 76, 0.35); }

.auth-shell { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.auth-card {
    width: min(520px, 100%);
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 0.65rem;
    padding: 1.25rem;
}
.auth-form { display: grid; gap: 0.8rem; margin-top: 1rem; }
.auth-form label { display: grid; gap: 0.35rem; }
.auth-form input, .auth-form select {
    background: #0c1118;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 0.4rem;
    padding: 0.7rem 0.75rem;
}

@media (max-width: 840px) {
    .topbar { align-items: stretch; flex-direction: column; }
    .modal-header { flex-direction: column; }
    .toolbar { width: 100%; }
}