:root {
    --bg: #ecf2f8;
    --paper: #ffffff;
    --line: #d4dfeb;
    --text: #142235;
    --muted: #5a6f86;
    --primary: #0f5ea6;
    --primary-dark: #0c4b84;
    --ok: #1f8a58;
    --danger: #b3322f;
    --shadow: 0 14px 30px rgba(15, 35, 63, 0.08);
    --radius: 14px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Manrope", "Segoe UI", "Trebuchet MS", Tahoma, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 10% -10%, #d9e6f5 0%, transparent 40%),
        radial-gradient(circle at 90% -15%, #d7f0ea 0%, transparent 42%),
        var(--bg);
}

a {
    color: var(--primary);
}

.admin-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 280px 1fr;
}

.sidebar {
    background: linear-gradient(190deg, #12263e 0%, #0d1b2f 100%);
    color: #d8e8ff;
    padding: 20px 16px;
    display: grid;
    gap: 16px;
    align-content: start;
}

.brand-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
}

.brand-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: linear-gradient(120deg, #4be1b9 0%, #45a6ff 100%);
    box-shadow: 0 0 0 4px rgba(76, 170, 255, 0.12);
}

.brand {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
}

.brand-copy small {
    color: #9eb2cc;
}

.sidebar nav {
    display: grid;
    gap: 8px;
}

.nav-link {
    display: grid;
    gap: 3px;
    text-decoration: none;
    color: #d8e8ff;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: .2s;
}

.nav-link small {
    color: #9eb2cc;
}

.nav-link:hover {
    border-color: rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
    border-color: rgba(112, 194, 255, 0.7);
    background: linear-gradient(120deg, rgba(31, 138, 88, 0.18), rgba(15, 94, 166, 0.23));
}

.nav-link-label {
    font-weight: 700;
    color: #f4f8ff;
}

.sidebar-help {
    margin-top: 12px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.03);
}

.sidebar-help h3 {
    margin: 0 0 8px;
    font-size: 14px;
    color: #f1f6ff;
}

.sidebar-help ol {
    margin: 0;
    padding-left: 18px;
    color: #bbcae0;
    font-size: 13px;
    line-height: 1.5;
}

.main {
    padding: 24px;
}

.topbar {
    margin-bottom: 16px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 14px 16px;
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: center;
}

.topbar h1 {
    margin: 0;
    font-size: 25px;
}

.topbar p {
    margin: 5px 0 0;
    color: var(--muted);
    font-size: 14px;
}

.user-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    color: var(--muted);
}

.btn-ghost {
    display: inline-block;
    text-decoration: none;
    font-size: 13px;
    padding: 7px 10px;
    border-radius: 8px;
    border: 1px solid var(--line);
    color: var(--primary-dark);
    background: #f7fbff;
}

.btn-ghost:hover {
    background: #eef7ff;
}

.btn-ghost.danger {
    color: #7b2724;
    background: #fff4f4;
    border-color: #efc8c8;
}

.content {
    display: grid;
    gap: 14px;
}

.card {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px;
}

.card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.card h2 {
    margin: 0;
    font-size: 20px;
}

.card-subtitle,
.muted {
    color: var(--muted);
    font-size: 13px;
}

.chip {
    border-radius: 999px;
    background: #e8f2ff;
    color: #245a89;
    border: 1px solid #c8ddf5;
    font-size: 12px;
    padding: 4px 10px;
    font-weight: 600;
}

.guide-card {
    border-left: 5px solid #22a478;
}

.guide-list {
    margin: 0;
    padding-left: 18px;
    line-height: 1.6;
}

.guide-list strong {
    color: #0f4b85;
}

.grid {
    display: grid;
    gap: 12px;
}

.stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stats-wide {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat {
    padding: 14px 16px;
}

.stat h3 {
    margin: 0;
    font-size: 13px;
    color: var(--muted);
    font-weight: 600;
}

.stat strong {
    margin-top: 6px;
    display: block;
    font-size: 29px;
    letter-spacing: .4px;
}

.stat small {
    margin-top: 4px;
    display: block;
    color: var(--muted);
}

.alert {
    border-radius: 10px;
    border: 1px solid;
    padding: 11px 12px;
    font-size: 14px;
}

.alert-success {
    color: #145838;
    background: #eafcf2;
    border-color: #b7e8ca;
}

.alert-error {
    color: #752523;
    background: #fff1f1;
    border-color: #f0c0be;
}

.grid-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 12px;
}

label {
    display: grid;
    gap: 6px;
    color: var(--muted);
    font-size: 13px;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 8px;
}

.split-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
}

.stack-form {
    display: grid;
    gap: 8px;
}

label small {
    color: #6f849b;
    font-size: 12px;
}

input,
select,
button {
    border-radius: 10px;
    border: 1px solid var(--line);
    padding: 10px 11px;
    font-size: 14px;
    font-family: inherit;
    background: #ffffff;
}

input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
}

input:focus,
select:focus {
    outline: 2px solid rgba(15, 94, 166, 0.16);
    border-color: #9dc2e8;
}

button {
    background: var(--primary);
    color: #ffffff;
    font-weight: 600;
    cursor: pointer;
    border: none;
}

button:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: #e9f2fb;
    border: 1px solid #bfd5ed;
    color: #1b578b;
}

.btn-secondary:hover {
    background: #dcecff;
}

button.danger {
    background: var(--danger);
}

button.danger:hover {
    background: #942825;
}

.table-filter {
    min-width: 260px;
}

.table-wrap {
    overflow: auto;
}

table {
    width: 100%;
    min-width: 980px;
    border-collapse: collapse;
}

th,
td {
    border-bottom: 1px solid #e0eaf4;
    padding: 10px;
    text-align: left;
    vertical-align: top;
    font-size: 14px;
}

th {
    color: #35506d;
    font-size: 12px;
    letter-spacing: .3px;
    text-transform: uppercase;
}

td code {
    display: inline-block;
    background: #f1f7ff;
    border: 1px solid #d1e2f2;
    color: #0f4b85;
    border-radius: 7px;
    padding: 3px 7px;
    font-size: 12px;
}

.badge {
    display: inline-block;
    border-radius: 999px;
    padding: 4px 9px;
    font-size: 12px;
    background: #e8f2ff;
    color: #1f4f80;
}

.badge-success {
    background: #e5f8ef;
    color: #15653f;
}

.badge-danger {
    background: #ffeceb;
    color: #97312f;
}

details {
    margin-bottom: 8px;
}

details summary {
    cursor: pointer;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 8px;
}

details form {
    display: grid;
    gap: 8px;
    margin-bottom: 8px;
    padding: 10px;
    border-radius: 10px;
    border: 1px dashed #cadef3;
    background: #f8fcff;
}

.domain-list {
    margin: 0;
    padding-left: 18px;
}

.domain-list li {
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    gap: 8px;
    align-items: start;
}

.inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 6px;
}

.inline-actions form {
    margin: 0;
    padding: 0;
    border: none;
    background: transparent;
    display: flex;
    align-items: center;
    gap: 6px;
}

.bulk-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    margin-bottom: 12px;
    padding: 10px;
    border: 1px dashed #cadef3;
    border-radius: 12px;
    background: #f8fcff;
}

.pagination {
    margin-top: 12px;
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.btn-ghost.disabled {
    opacity: 0.55;
    pointer-events: none;
}

.login-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 20px;
    background:
        radial-gradient(circle at 20% 20%, rgba(84, 196, 158, 0.25), transparent 30%),
        radial-gradient(circle at 80% 20%, rgba(66, 126, 212, 0.3), transparent 30%),
        #ecf2f8;
}

.admin-plain .card {
    width: min(460px, 100%);
}

.admin-plain .card h1 {
    margin-top: 0;
}

.login-help {
    margin-top: 10px;
    padding: 10px;
    border-radius: 10px;
    border: 1px dashed #c0d5eb;
    background: #f6fbff;
    display: grid;
    gap: 4px;
    color: #2f4e6d;
    font-size: 13px;
}

@media (max-width: 1080px) {
    .admin-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        gap: 10px;
    }

    .main {
        padding: 14px;
    }

    .stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .split-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 700px) {
    .stats {
        grid-template-columns: 1fr;
    }

    .table-filter {
        min-width: 100%;
    }
}