:root { --brand: #1f5fbf; --ink: #15202b; --muted: #5a6978; --line: #dde3e9; --bg: #f2f5f7; --danger: #b42318; font-family: "IBM Plex Sans", -apple-system, "Segoe UI", system-ui, sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
body.wide { align-items: flex-start; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 28px; width: 100%; max-width: 420px; box-shadow: 0 8px 24px rgba(21,32,43,.08); }
.card.big { max-width: 980px; }
.logo { display: block; height: 60px; margin: 0 auto 18px; }
h1 { font-size: 20px; margin: 0 0 6px; text-align: center; color: var(--brand); }
h2 { font-size: 16px; margin: 22px 0 8px; }
p.sub { text-align: center; color: var(--muted); margin: 0 0 18px; font-size: 14px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 4px; }
input, select { width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 8px; font-size: 15px; font-family: inherit; background: #f7f9fb; color: var(--ink); }
input:focus, select:focus { outline: 2px solid var(--brand); outline-offset: 1px; background: #fff; }
button, .btn { display: inline-block; padding: 11px 16px; border-radius: 8px; border: 1px solid var(--brand); background: #fff; color: var(--brand); font-size: 14.5px; font-family: inherit; cursor: pointer; text-decoration: none; }
button.primary, .btn.primary { background: var(--brand); color: #fff; width: 100%; margin-top: 18px; }
button.sm { padding: 6px 10px; font-size: 13px; }
button.danger { border-color: var(--danger); color: var(--danger); }
.err { color: var(--danger); font-size: 14px; min-height: 20px; margin: 10px 0 0; }
.ok { color: #15803d; font-size: 14px; margin: 10px 0 0; }
.note { font-size: 12.5px; color: var(--muted); margin-top: 16px; text-align: center; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { border-bottom: 1px solid var(--line); padding: 9px 8px; text-align: left; vertical-align: top; }
th { background: #eef2f6; font-size: 12.5px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.row > * { flex: 1 1 160px; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: #e8f0fb; color: var(--brand); }
.tag.off { background: #fdecea; color: var(--danger); }
.box { margin-top: 14px; padding: 12px 14px; background: #fff6e5; border: 1px solid #e0b866; border-radius: 8px; font-size: 14px; }
.box code { font-size: 15px; font-weight: 700; user-select: all; }
a { color: var(--brand); }