:root {
    --bg: #0f172a;
    --panel: #1e293b;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --up: #22c55e;
    --down: #ef4444;
    --border: #334155;
}

* { box-sizing: border-box; }

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

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 32px;
    border-bottom: 1px solid var(--border);
}

.topbar h1 { font-size: 1.3rem; margin: 0; }

.summary { display: flex; align-items: center; gap: 12px; }

.pill {
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
}
.pill.up { background: rgba(34,197,94,0.15); color: var(--up); }
.pill.down { background: rgba(239,68,68,0.15); color: var(--down); }

.logout {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.85rem;
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 6px;
}
.logout:hover { color: var(--text); border-color: var(--muted); }

main { padding: 24px 32px; max-width: 900px; margin: 0 auto; }

section { margin-bottom: 32px; }
h2 { font-size: 1rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 12px; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
th { color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: none; }
a { color: #60a5fa; }

.badge { padding: 3px 10px; border-radius: 999px; font-size: 0.8rem; font-weight: 600; }
.badge.up { background: rgba(34,197,94,0.15); color: var(--up); }
.badge.down { background: rgba(239,68,68,0.15); color: var(--down); }
.badge.unknown { background: rgba(148,163,184,0.15); color: var(--muted); }

.events { list-style: none; margin: 0; padding: 0; background: var(--panel); border-radius: 8px; }
.events li { padding: 8px 14px; border-bottom: 1px solid var(--border); font-family: ui-monospace, monospace; font-size: 0.82rem; }
.events li:last-child { border-bottom: none; }
.ev-fail { color: var(--down); }
.ev-ok { color: var(--muted); }

footer { text-align: center; padding: 16px; }
.muted { color: var(--muted); font-size: 0.85rem; }

/* Login */
.login-body { display: flex; align-items: center; justify-content: center; height: 100vh; }
.login-box {
    background: var(--panel);
    padding: 32px;
    border-radius: 12px;
    width: 320px;
    border: 1px solid var(--border);
}
.login-box h1 { text-align: center; font-size: 1.2rem; margin-top: 0; }
.login-box label { display: block; margin-bottom: 14px; font-size: 0.85rem; color: var(--muted); }
.login-box input {
    width: 100%;
    padding: 8px 10px;
    margin-top: 4px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: #0b1220;
    color: var(--text);
}
.login-box button {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 6px;
    background: #3b82f6;
    color: white;
    font-weight: 600;
    cursor: pointer;
}
.login-box button:hover { background: #2563eb; }
.error { color: var(--down); font-size: 0.85rem; background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); padding: 10px 14px; border-radius: 6px; margin: 0 0 16px; }
.success { color: var(--up); font-size: 0.85rem; background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3); padding: 10px 14px; border-radius: 6px; margin: 0 0 16px; }

/* Sites management */
td.actions { display: flex; gap: 6px; }
.btn-small {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.78rem;
    text-decoration: none;
    background: #263449;
    color: var(--text);
    border: 1px solid var(--border);
    cursor: pointer;
}
.btn-small:hover { border-color: var(--muted); }
.btn-danger { color: var(--down); }
.btn-danger:hover { border-color: var(--down); }

.site-form {
    background: var(--panel);
    border-radius: 8px;
    padding: 20px 24px;
    max-width: 420px;
}
.site-form label {
    display: block;
    margin-bottom: 14px;
    font-size: 0.85rem;
    color: var(--muted);
}
.site-form input[type="text"],
.site-form input[type="url"],
.site-form input[type="email"] {
    width: 100%;
    padding: 8px 10px;
    margin-top: 4px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: #0b1220;
    color: var(--text);
}
.checkbox-label { display: flex !important; align-items: center; gap: 8px; }
.checkbox-label input { width: auto; }
.form-actions { display: flex; align-items: center; gap: 12px; margin-top: 4px; }
.site-form button {
    padding: 10px 18px;
    border: none;
    border-radius: 6px;
    background: #3b82f6;
    color: white;
    font-weight: 600;
    cursor: pointer;
}
.site-form button:hover { background: #2563eb; }
.btn-cancel { color: var(--muted); text-decoration: none; font-size: 0.85rem; }
.btn-cancel:hover { color: var(--text); }