:root {
    --bg: #0f1115;
    --panel: #171a21;
    --panel-2: #1e222b;
    --border: #2a2f3a;
    --text: #e6e8ec;
    --muted: #8890a0;
    --accent: #4c8fff;
    --ok: #34c37d;
    --warn: #f0a839;
    --err: #e5484d;
    --radius: 8px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: var(--font); font-size: 14px; line-height: 1.5; }

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

.topbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 24px; background: var(--panel); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 600; color: var(--text); }
.nav-links a { margin-left: 20px; color: var(--muted); font-weight: 500; }
.nav-links a.active { color: var(--text); }
.nav-links a.logout { color: var(--muted); }

.wrap { max-width: 1100px; margin: 24px auto; padding: 0 24px; }
h1 { font-size: 22px; margin: 0 0 20px; }
h3 { margin: 0 0 12px; font-size: 16px; }
h4 { margin: 0 0 8px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }

.muted { color: var(--muted); font-size: 13px; }
.hidden { display: none !important; }
.nowrap { white-space: nowrap; }

/* --- login --- */
.login-card {
    max-width: 340px; margin: 80px auto; padding: 28px;
    background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
}
.login-card h1 { margin-top: 0; }
.login-card form { display: flex; flex-direction: column; gap: 12px; }

/* --- inputs / forms --- */
label {
    display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted);
}
input, select, textarea {
    font-family: inherit; font-size: 14px; color: var(--text);
    background: var(--panel-2); border: 1px solid var(--border); border-radius: 6px;
    padding: 8px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--accent);
}
textarea { font-family: var(--mono); font-size: 12px; resize: vertical; min-height: 120px; }

button {
    font-family: inherit; font-size: 14px; font-weight: 500;
    background: var(--accent); color: white; border: none;
    padding: 8px 16px; border-radius: 6px; cursor: pointer;
}
button:hover { filter: brightness(1.1); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.danger { background: var(--err); }
button.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }

fieldset {
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 16px 20px; margin: 0 0 16px; background: var(--panel);
}
legend { padding: 0 8px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
@media (max-width: 600px) { .grid-2 { grid-template-columns: 1fr; } }

.input-with-btn { display: flex; gap: 6px; }
.input-with-btn input { flex: 1; }
.input-with-btn button { padding: 8px 12px; }

.input-with-badge { position: relative; }
.input-with-badge input { padding-right: 44px; }
.flag { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); font-size: 18px; }

.row { display: flex; align-items: center; gap: 12px; margin-top: 12px; }

/* --- tabs --- */
.tabs { display: flex; gap: 4px; margin-bottom: 20px; border-bottom: 1px solid var(--border); }
.tab {
    background: transparent; color: var(--muted); border: none; border-radius: 0;
    padding: 8px 16px; border-bottom: 2px solid transparent;
}
.tab.active { color: var(--text); border-bottom-color: var(--accent); }
.tab-panel { margin-bottom: 20px; }

/* --- banners --- */
.banner {
    margin-top: 16px; padding: 12px 16px; border-radius: var(--radius);
    border: 1px solid; font-family: var(--mono); font-size: 13px;
}
.banner.ok   { background: rgba(52,195,125,0.08); border-color: var(--ok); color: var(--ok); }
.banner.warn { background: rgba(240,168,57,0.08); border-color: var(--warn); color: var(--warn); }
.banner.err  { background: rgba(229,72,77,0.08); border-color: var(--err); color: var(--err); }
.banner pre { margin: 8px 0 0; white-space: pre-wrap; color: var(--text); font-size: 12px; }

.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 12px; font-size: 13px; }
.alert-err { background: rgba(229,72,77,0.1); border: 1px solid var(--err); color: var(--err); }

/* --- history --- */
.filters { display: flex; align-items: end; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.filters label { flex: 0 0 auto; }
.filters select, .filters input { width: auto; min-width: 180px; }

.history {
    width: 100%; border-collapse: collapse; font-size: 13px;
    background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
}
.history th, .history td { padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.history th { background: var(--panel-2); color: var(--muted); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; }
.history tr:last-child td { border-bottom: none; }
.history .ip { font-family: var(--mono); font-size: 11px; color: var(--muted); }
.history .resp { max-width: 300px; overflow: hidden; text-overflow: ellipsis; }
.history .view-btn { padding: 4px 10px; font-size: 12px; background: transparent; border: 1px solid var(--border); color: var(--text); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; font-family: var(--mono); }
.badge.ok   { background: rgba(52,195,125,0.15); color: var(--ok); }
.badge.warn { background: rgba(240,168,57,0.15); color: var(--warn); }
.badge.err  { background: rgba(229,72,77,0.15); color: var(--err); }

.pager { display: flex; gap: 4px; margin-top: 16px; justify-content: center; }
.pager a {
    padding: 6px 12px; border: 1px solid var(--border); border-radius: 4px;
    color: var(--muted); font-size: 13px;
}
.pager a.active { background: var(--accent); color: white; border-color: var(--accent); }

/* --- modals --- */
dialog {
    background: var(--panel); color: var(--text); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; min-width: 380px; max-width: 90vw;
}
dialog::backdrop { background: rgba(0,0,0,0.6); }
dialog form { display: flex; flex-direction: column; gap: 16px; }

.view-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 900px; }
@media (max-width: 700px) { .view-grid { grid-template-columns: 1fr; } }
.view-grid pre {
    background: var(--panel-2); border: 1px solid var(--border); border-radius: 6px;
    padding: 10px; font-size: 11px; overflow: auto; max-height: 400px; margin: 0;
    font-family: var(--mono); white-space: pre-wrap; word-break: break-all;
}