:root {
  --bg: #0f1216; --card: #171b21; --line: #262c34; --ink: #e7ecf2; --muted: #8b97a6;
  --ok: #46c26b; --warn: #e0a83a; --bad: #e2564f; --accent: #4f8cff;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.5 -apple-system, Segoe UI, Roboto, sans-serif; }
h1, h2 { font-weight: 600; }
.muted { color: var(--muted); }
.ok { color: var(--ok); } .warn { color: var(--warn); } .bad { color: var(--bad); }
.hidden { display: none !important; }

/* login */
.login-body { display: grid; place-items: center; height: 100vh; }
.login-card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 32px; width: 320px; text-align: center; }
.login-card h1 { margin: 0 0 4px; }
.login-card input { width: 100%; padding: 10px; margin: 14px 0; border-radius: 8px; border: 1px solid var(--line); background: #0f1216; color: var(--ink); }
.login-card button, button { cursor: pointer; }
.login-card button { width: 100%; padding: 10px; border: 0; border-radius: 8px; background: var(--accent); color: #fff; font-weight: 600; }
.error { color: var(--bad); }

/* chrome */
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 700; }
.topbar-right { display: flex; gap: 14px; align-items: center; }
main { max-width: 1200px; margin: 20px auto; padding: 0 16px; display: flex; flex-direction: column; gap: 16px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.card.warn { border-color: var(--warn); }
.card h2 { margin: 0 0 12px; font-size: 16px; display: flex; align-items: center; gap: 8px; }
.card h2 .right { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }

.kv { padding: 3px 0; border-bottom: 1px dashed var(--line); }
.kv:last-child { border-bottom: 0; }
.kv.sub { padding-left: 14px; color: var(--muted); border: 0; }
.kv.build { background: #2a2a16; border-left: 3px solid var(--warn); padding: 6px 8px; border-radius: 6px; margin: 4px 0; }
.mono { font-family: ui-monospace, Menlo, monospace; font-size: 11px; word-break: break-all; }

/* buttons */
.btn, .btn-ghost, .btn-sm, .btn-danger { border: 1px solid var(--line); background: #1f2530; color: var(--ink); border-radius: 8px; padding: 6px 10px; font-size: 13px; }
.btn { background: #223049; border-color: #2c405f; }
.btn-sm { padding: 3px 8px; font-size: 12px; margin: 1px; }
.btn-ghost { background: transparent; }
.btn-danger { background: #3a1f1f; border-color: #5a2b2b; color: #ff9c94; }
.btn:hover, .btn-sm:hover, .btn-ghost:hover, .btn-danger:hover { filter: brightness(1.2); }

/* tables */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.row-actions { white-space: nowrap; }
.badge { padding: 2px 8px; border-radius: 20px; font-size: 12px; border: 1px solid currentColor; }
.badge.ok { color: var(--ok); } .badge.warn { color: var(--warn); } .badge.bad { color: var(--bad); } .badge.muted { color: var(--muted); }

/* modal */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; z-index: 20; }
.modal-box { background: var(--card); border: 1px solid var(--line); border-radius: 12px; width: min(860px, 94vw); max-height: 88vh; overflow: auto; }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--card); }
#log-body { margin: 0; padding: 16px; font: 12px/1.5 ui-monospace, Menlo, monospace; white-space: pre-wrap; max-height: 70vh; overflow: auto; }

/* region form */
.region-form { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 16px; }
.region-form label { display: flex; flex-direction: column; font-size: 12px; color: var(--muted); gap: 4px; }
.region-form label.wide { grid-column: 1 / -1; }
.region-form input { padding: 8px; border-radius: 6px; border: 1px solid var(--line); background: #0f1216; color: var(--ink); }
.region-form input[readonly] { opacity: .6; }
.region-actions { grid-column: 1 / -1; display: flex; gap: 8px; }
.region-form .muted { grid-column: 1 / -1; }