:root {
    --bg: #f6f7f9;
    --card: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --line: #e5e7eb;
    --online: #0f8a3b;
    --offline: #b42318;
    --link: #1d4ed8;
    --error-bg: #fef2f2;
    --error-text: #991b1b;
    --info-bg: #eff6ff;
    --info-text: #1e3a8a;
    --warning-bg: #fffbeb;
    --warning-text: #92400e;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 32px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
}

.wrap {
    max-width: 1100px;
    margin: 0 auto;
}

.header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

h1 {
    margin: 0;
    font-size: 28px;
    letter-spacing: -0.02em;
}

.small {
    color: var(--muted);
    font-size: 14px;
}

.account-box {
    text-align: right;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 10px 12px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

th, td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: middle;
}

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

th {
    background: #fafafa;
    font-size: 13px;
    color: #374151;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.status {
    font-weight: 700;
}

.online {
    color: var(--online);
}

.offline {
    color: var(--offline);
}

.checking {
    color: var(--muted);
    font-weight: 500;
}

.button,
.primary-button {
    display: inline-block;
    color: white;
    background: var(--link);
    padding: 8px 12px;
    border-radius: 8px;
    border: none;
    text-decoration: none;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
}

.primary-button {
    width: 100%;
    margin-top: 14px;
}

.link-button {
    color: var(--link);
    background: transparent;
    border: none;
    padding: 6px 0 0;
    font-weight: 700;
    cursor: pointer;
}

.empty,
.login-card {
    padding: 22px;
    background: var(--card);
    border-radius: 12px;
    color: var(--muted);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.login-card {
    color: var(--text);
    max-width: 420px;
}

label {
    display: block;
    color: #374151;
    font-size: 14px;
    font-weight: 700;
    margin: 12px 0 6px;
}

input[type="email"],
input[type="password"] {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font: inherit;
}

.form-footer {
    margin-top: 14px;
    text-align: center;
    font-size: 14px;
}

.form-footer a {
    color: var(--link);
    font-weight: 700;
    text-decoration: none;
}

.form-footer a:hover {
    text-decoration: underline;
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.flashes {
    margin-bottom: 16px;
}

.flash {
    border-radius: 10px;
    padding: 10px 12px;
    margin-bottom: 8px;
    font-weight: 600;
}

.flash.error {
    background: var(--error-bg);
    color: var(--error-text);
}

.flash.info {
    background: var(--info-bg);
    color: var(--info-text);
}

.flash.warning {
    background: var(--warning-bg);
    color: var(--warning-text);
}

@media (max-width: 700px) {
    body {
        padding: 16px;
    }

    .header {
        display: block;
    }

    .account-box {
        text-align: left;
        margin-top: 14px;
    }

    table {
        font-size: 14px;
    }

    th, td {
        padding: 11px 10px;
    }
}