:root {
    --bg: #f6f7f9;
    --surface: #ffffff;
    --surface-alt: #fbfcfd;
    --border: #e3e7ec;
    --border-strong: #cfd6de;
    --text: #16202b;
    --muted: #6a7683;
    --faint: #97a1ac;
    --accent: #2563eb;
    --accent-dark: #1d4ed8;
    --accent-soft: #eef3ff;
    --ok-bg: #e7f7ed;
    --ok-text: #14683a;
    --warn-bg: #fff4e1;
    --warn-text: #8a5300;
    --danger-bg: #fdeaea;
    --danger-text: #a11d1d;
    --shadow: 0 1px 2px rgba(16, 32, 48, 0.05), 0 1px 8px rgba(16, 32, 48, 0.04);
    --radius: 10px;
}

* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

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

code,
.mono {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
    font-size: 13px;
}

/* ---------- topbar ---------- */

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 0 28px;
    height: 60px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.topbar .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 650;
    letter-spacing: -0.015em;
}

.topbar .brand .dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--accent);
}

.topbar nav {
    display: flex;
    gap: 4px;
    flex: 1;
}

.topbar nav a {
    text-decoration: none;
    color: var(--muted);
    padding: 6px 12px;
    border-radius: 7px;
    font-weight: 500;
}

.topbar nav a:hover {
    background: var(--surface-alt);
    color: var(--text);
}

.topbar nav a.active {
    background: var(--accent-soft);
    color: var(--accent-dark);
}

.topbar .who {
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.topbar .avatar {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent-dark);
    display: grid;
    place-items: center;
    font-size: 11px;
    font-weight: 700;
}

/* ---------- layout ---------- */

main {
    max-width: 1440px;
    margin: 28px auto 64px;
    padding: 0 28px;
}

.page-head {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.page-head .titles {
    flex: 1;
    min-width: 240px;
}

h1 {
    font-size: 22px;
    font-weight: 650;
    letter-spacing: -0.02em;
    margin: 0;
}

.page-head .meta {
    color: var(--muted);
    margin-top: 2px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-body {
    padding: 20px;
}

/* ---------- stats ---------- */

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 14px 16px;
    text-decoration: none;
    color: inherit;
    display: block;
}

.stat:hover {
    border-color: var(--border-strong);
}

.stat .label {
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.stat .value {
    font-size: 26px;
    font-weight: 650;
    letter-spacing: -0.02em;
    margin-top: 4px;
}

.stat.is-danger .value {
    color: var(--danger-text);
}

/* ---------- toolbar ---------- */

.toolbar {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    padding: 14px 16px;
    background: var(--surface-alt);
    border-bottom: 1px solid var(--border);
}

.toolbar .grow {
    flex: 1;
    min-width: 220px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
select {
    font: inherit;
    width: 100%;
    padding: 8px 11px;
    border: 1px solid var(--border-strong);
    border-radius: 7px;
    background: var(--surface);
    color: var(--text);
}

select {
    width: auto;
}

input::placeholder {
    color: var(--faint);
}

input:focus,
select:focus {
    outline: 3px solid rgba(37, 99, 235, 0.15);
    outline-offset: 0;
    border-color: var(--accent);
}

/* ---------- buttons ---------- */

.btn {
    font: inherit;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid var(--border-strong);
    border-radius: 7px;
    background: var(--surface);
    color: var(--text);
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn:hover {
    background: var(--surface-alt);
    border-color: var(--faint);
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
}

.btn-danger {
    color: var(--danger-text);
    border-color: #f0cccc;
}

.btn-danger:hover {
    background: var(--danger-bg);
    border-color: #e3aaaa;
}

.btn-sm {
    padding: 4px 9px;
    font-size: 13px;
}

.btn-icon {
    padding: 3px 7px;
    font-size: 12px;
    color: var(--muted);
    border-color: transparent;
    background: transparent;
}

.btn-icon:hover {
    background: var(--surface-alt);
    border-color: var(--border);
}

/* ---------- table ---------- */

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

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    text-align: left;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    vertical-align: middle;
}

/* Not sticky on purpose: .table-scroll is its own scroll container, so a
   sticky header offsets itself inside it and covers the first row. */
thead th {
    background: var(--surface-alt);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    font-weight: 650;
    padding-top: 10px;
    padding-bottom: 10px;
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background: var(--surface-alt);
}

tbody tr.is-inactive td:not(.keep) {
    opacity: 0.62;
}

td.wrap {
    white-space: normal;
    min-width: 200px;
}

.primary-cell {
    font-weight: 550;
}

.sub {
    color: var(--faint);
    font-size: 12px;
    margin-top: 1px;
}

.copyable {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.copyable .btn-icon {
    opacity: 0;
}

tr:hover .copyable .btn-icon,
.copyable .btn-icon:focus {
    opacity: 1;
}

/* ---------- badges ---------- */

.badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 650;
    line-height: 1.6;
}

.badge-ok {
    background: var(--ok-bg);
    color: var(--ok-text);
}

.badge-off {
    background: var(--danger-bg);
    color: var(--danger-text);
}

.badge-product {
    background: #eef1f5;
    color: #4b5764;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 11px;
    letter-spacing: 0.04em;
}

/* ---------- alerts ---------- */

.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.alert-ok {
    background: var(--ok-bg);
    color: var(--ok-text);
    border-color: #c6e9d4;
}

.alert-error {
    background: var(--danger-bg);
    color: var(--danger-text);
    border-color: #f2c9c9;
}

.alert-token {
    background: var(--warn-bg);
    color: var(--warn-text);
    border-color: #f0dcb4;
}

.alert-token p {
    margin: 4px 0 12px;
}

.token-reveal {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.token-reveal code {
    background: var(--surface);
    border: 1px solid #f0dcb4;
    border-radius: 6px;
    padding: 8px 12px;
    word-break: break-all;
}

/* ---------- misc ---------- */

.empty {
    padding: 56px 16px;
    text-align: center;
    color: var(--muted);
}

.empty strong {
    display: block;
    color: var(--text);
    margin-bottom: 4px;
}

.pagination {
    padding: 14px 16px;
    color: var(--muted);
    background: var(--surface-alt);
    border-top: 1px solid var(--border);
}

.pagination a,
.pagination span {
    margin-right: 10px;
}

form.stack {
    display: flex;
    flex-direction: column;
    gap: 18px;
    max-width: 420px;
}

form.stack label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
}

form.stack .hint {
    font-weight: 400;
    color: var(--faint);
}

.field-error {
    color: var(--danger-text);
    margin-top: 6px;
}

.actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.login-wrap {
    max-width: 400px;
    margin: 10vh auto;
    padding: 0 24px;
}

.login-wrap .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 650;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.login-wrap .brand .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 400;
}

.checkbox input {
    width: auto;
}

.inline-form {
    display: inline;
}

.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: var(--text);
    color: #fff;
    padding: 9px 16px;
    border-radius: 999px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s, transform 0.15s;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}