:root {
    --bg: #0f1419;
    --bg-card: #1a2129;
    --bg-soft: #242d38;
    --text: #e8edf2;
    --text-muted: #8b9aab;
    --border: #2f3a47;
    --accent: #4a8fb8;
    --accent-hover: #5da3cc;
    --ok: #3d9a6a;
    --warn: #c9a227;
    --danger: #c45c5c;
    --radius: 10px;
    --radius-sm: 6px;
    --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

a { color: var(--accent); }
a:hover { color: var(--accent-hover); }

.auth-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
}

.auth-card--wide {
    max-width: 440px;
}

.auth-card__title {
    margin: 0 0 0.25rem;
    font-size: 1.35rem;
}

.auth-card__sub {
    margin: 0 0 1.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.app-topbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1.25rem;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
}

.app-topbar__brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 200px;
}

.app-topbar__logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
}

.app-topbar__sub {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 400;
}

.app-topbar__nav {
    display: flex;
    gap: 0.5rem;
}

.app-topbar__user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.nav-link {
    padding: 0.45rem 0.85rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.nav-link:hover { background: var(--bg-soft); color: var(--text); }
.nav-link--primary { background: var(--accent); color: #fff !important; }
.nav-link--primary:hover { background: var(--accent-hover); }

.app-main__inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.5rem 1.25rem 2.5rem;
}

.page-head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.page-title {
    margin: 0;
    font-size: 1.5rem;
}

.page-sub {
    margin: 0.35rem 0 0;
    color: var(--text-muted);
    font-size: 0.92rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.card--warn {
    border-color: rgba(201, 162, 39, 0.45);
    background: rgba(201, 162, 39, 0.08);
}

.card__title {
    margin: 0 0 0.75rem;
    font-size: 1rem;
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    font-size: 0.92rem;
}

.alert--ok {
    background: rgba(61, 154, 106, 0.15);
    border: 1px solid rgba(61, 154, 106, 0.35);
    color: #9de0b8;
}

.alert--error {
    background: rgba(196, 92, 92, 0.15);
    border: 1px solid rgba(196, 92, 92, 0.35);
    color: #f0b0b0;
}

.filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.filter-chip {
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.82rem;
}

.filter-chip:hover { border-color: var(--accent); color: var(--text); }
.filter-chip.is-active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.table-wrap { overflow-x: auto; }

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-table th,
.data-table td {
    padding: 0.65rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.data-table th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.row--warn { background: rgba(201, 162, 39, 0.06); }

.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge--ok { background: rgba(61, 154, 106, 0.2); color: #9de0b8; }
.badge--warn { background: rgba(201, 162, 39, 0.2); color: #f0d98a; }
.badge--danger { background: rgba(196, 92, 92, 0.2); color: #f0b0b0; }

.actions-cell {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    font-family: inherit;
    background: var(--bg-soft);
    color: var(--text);
}

.btn:hover { filter: brightness(1.08); }
.btn--primary { background: var(--accent); color: #fff; }
.btn--ok { background: var(--ok); color: #fff; }
.btn--danger { background: var(--danger); color: #fff; }
.btn--ghost { background: transparent; border-color: var(--border); color: var(--text-muted); }
.btn--sm { padding: 0.3rem 0.6rem; font-size: 0.78rem; }
.btn--block { width: 100%; }

.inline-form { display: inline; margin: 0; }

.form { display: flex; flex-direction: column; gap: 1rem; }
.form--grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.form__label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.form__label--full { grid-column: 1 / -1; }

.form__label--checkbox {
    justify-content: flex-end;
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text);
    font-size: 0.92rem;
    padding-top: 1.5rem;
}

.checkbox-row input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    accent-color: var(--accent);
}

.form__input {
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font: inherit;
}

.form__input:focus {
    outline: 2px solid rgba(74, 143, 184, 0.45);
    border-color: var(--accent);
}

.form__actions { margin-top: 0.5rem; }

.muted { color: var(--text-muted); font-size: 0.88rem; }
.foot-note { margin-top: 1.5rem; }
.link-sm { font-size: 0.82rem; }
.simple-list { margin: 0; padding-left: 1.2rem; }
.simple-list li { margin-bottom: 0.35rem; }

code {
    font-size: 0.85em;
    background: var(--bg-soft);
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
}

@media (max-width: 640px) {
    .app-topbar { flex-direction: column; align-items: stretch; }
    .app-topbar__nav { justify-content: flex-start; }
    .actions-cell { flex-direction: column; align-items: flex-start; }
}