:root {
    --bg: #eef2f5;
    --bg-accent: #d9e4ec;
    --surface: #ffffff;
    --ink: #15202b;
    --muted: #5b6b79;
    --line: #cfd8e0;
    --brand: #0b6e4f;
    --brand-dark: #08543c;
    --danger: #b42318;
    --warn: #b54708;
    --ok: #067647;
    --shadow: 0 10px 30px rgba(21, 32, 43, 0.08);
    --radius: 14px;
    --font: "Segoe UI", "Trebuchet MS", "Gill Sans", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--font);
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(11, 110, 79, 0.12), transparent 40%),
        linear-gradient(160deg, var(--bg), var(--bg-accent));
    min-height: 100vh;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-shell {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: #10233a;
    color: #f4f8fb;
    padding: 1.5rem 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.brand {
    display: flex;
    gap: 0.8rem;
    align-items: center;
}
.brand strong { display: block; font-size: 1rem; }
.brand small { color: #9db0c3; }
.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: var(--brand);
    color: white;
    font-weight: 700;
}

.nav { display: flex; flex-direction: column; gap: 0.35rem; flex: 1; }
.nav a {
    color: #d7e2ec;
    padding: 0.7rem 0.85rem;
    border-radius: 10px;
    text-decoration: none;
}
.nav a:hover, .nav a.active {
    background: rgba(255,255,255,0.08);
    color: #fff;
}

.sidebar-footer { display: grid; gap: 0.75rem; }
.user-chip {
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    padding: 0.75rem;
}
.user-chip strong { display: block; }
.user-chip span { color: #9db0c3; font-size: 0.85rem; }

.main { padding: 1.75rem; }
.page-header h1 { margin: 0 0 1rem; font-size: 1.6rem; }

.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}
.panel.narrow { max-width: 640px; }
.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 1rem;
}
.panel h2 { margin: 0 0 1rem; font-size: 1.1rem; }

.stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-bottom: 1.25rem;
}
.stat {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.1rem;
    box-shadow: var(--shadow);
}
.stat span { color: var(--muted); display: block; margin-bottom: 0.35rem; }
.stat strong { font-size: 1.8rem; }

.toolbar {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 1rem;
}
.toolbar.wrap { flex-wrap: wrap; justify-content: space-between; }
.filters { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.actions { display: flex; gap: 0.4rem; flex-wrap: wrap; align-items: center; justify-content: flex-end; }
.inline { display: inline; }

.table {
    width: 100%;
    border-collapse: collapse;
}
.table th, .table td {
    text-align: left;
    padding: 0.75rem 0.55rem;
    border-bottom: 1px solid var(--line);
    vertical-align: top;
}
.table th { color: var(--muted); font-weight: 600; font-size: 0.85rem; }
.break { word-break: break-word; }
.small { font-size: 0.85rem; }
.muted { color: var(--muted); }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 0.55rem 0.9rem;
    font: inherit;
    cursor: pointer;
    background: #e8eef3;
    color: var(--ink);
    text-decoration: none;
}
.btn:hover { text-decoration: none; filter: brightness(0.98); }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-secondary { background: #dce7ef; }
.btn-danger { background: #f8e4e2; color: var(--danger); border-color: #efcbc7; }
.btn-ghost { background: transparent; border-color: rgba(255,255,255,0.18); color: inherit; }
.main .btn-ghost { border-color: var(--line); color: var(--ink); }
.btn-small { padding: 0.35rem 0.65rem; font-size: 0.85rem; }
.btn-block { width: 100%; }

.badge {
    display: inline-block;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    background: #e8eef3;
    font-size: 0.78rem;
    font-weight: 600;
}
.badge-ok { background: #e4f5eb; color: var(--ok); }
.badge-warn { background: #fff1df; color: var(--warn); }

.alert {
    padding: 0.85rem 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
}
.alert-success { background: #e4f5eb; color: var(--ok); }
.alert-error { background: #f8e4e2; color: var(--danger); }

.stack { display: grid; gap: 0.9rem; }
label { display: grid; gap: 0.35rem; }
label > span { font-size: 0.9rem; color: var(--muted); }
input[type="text"],
input[type="password"],
input[type="number"],
input[type="search"],
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.65rem 0.75rem;
    font: inherit;
    background: #fff;
}
.checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
    grid-template-columns: none;
}
.checkbox input { margin-top: 0.2rem; width: auto; }
.domain-access {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.9rem;
}
.zone-picker {
    margin-top: 0.75rem;
    max-height: 240px;
    overflow: auto;
    display: grid;
    gap: 0.35rem;
    padding-right: 0.25rem;
}
.log-json {
    margin: 0;
    white-space: pre-wrap;
    font-size: 0.78rem;
    color: var(--muted);
    max-width: 420px;
}

.login-body {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 1.5rem;
}
.login-wrap { width: 100%; max-width: 420px; }
.login-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 1.6rem;
}
.login-brand {
    display: flex;
    gap: 0.9rem;
    align-items: center;
    margin-bottom: 1.25rem;
}
.login-brand h1 { margin: 0; font-size: 1.35rem; }
.login-brand p { margin: 0.2rem 0 0; color: var(--muted); }

@media (max-width: 900px) {
    .app-shell { grid-template-columns: 1fr; }
    .sidebar { position: sticky; top: 0; z-index: 5; }
    .stats { grid-template-columns: 1fr; }
    .table { display: block; overflow-x: auto; }
}