/* ATC AnyTwoCards - WEB1.0 */
:root { --red:#ae2024; --ink:#1b1b1f; --mute:#62626b; --line:#e3e3e8; --bg:#f6f6f8; --card:#fff; --ok:#1f7a3a; --bad:#b3261e; }
* { box-sizing: border-box; }
body { margin:0; font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; color:var(--ink); background:var(--bg); }
a { color: var(--red); }
header.top { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:10px 16px; background:#fff; border-bottom:1px solid var(--line); }
.brand { display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--ink); }
.brand img { height:38px; }
.brand b { color:var(--red); font-size:20px; letter-spacing:.5px; }
.who { display:flex; align-items:center; gap:8px; color:var(--mute); font-size:14px; }
.who img { width:30px; height:30px; border-radius:50%; object-fit:cover; border:1px solid var(--line); }
nav.main { display:flex; flex-wrap:wrap; gap:4px; padding:6px 12px; background:#fff; border-bottom:1px solid var(--line); }
nav.main a { padding:6px 10px; border-radius:8px; text-decoration:none; color:var(--ink); font-size:15px; }
nav.main a[aria-current] { background:var(--red); color:#fff; }
main { max-width:960px; margin:0 auto; padding:20px 16px 40px; }
h1 { font-size:24px; margin:4px 0 16px; }
h2 { font-size:18px; margin:24px 0 10px; }
.card { background:var(--card); border:1px solid var(--line); border-radius:12px; padding:16px; margin:0 0 16px; }
.grid { display:grid; gap:12px; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); }
.stat { background:#fff; border:1px solid var(--line); border-radius:12px; padding:12px 14px; }
.stat .k { font-size:13px; color:var(--mute); }
.stat .v { font-size:22px; font-weight:600; font-variant-numeric:tabular-nums; }
.pos { color:var(--ok); } .neg { color:var(--bad); }
form.stack { display:grid; gap:12px; max-width:520px; }
form.stack.wide { max-width:none; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); }
label { display:grid; gap:4px; font-size:14px; color:var(--mute); }
input, select, textarea { font:inherit; padding:9px 10px; border:1px solid #cfcfd6; border-radius:8px; background:#fff; color:var(--ink); width:100%; }
button, .btn { font:inherit; padding:9px 16px; border-radius:8px; border:0; background:var(--red); color:#fff; cursor:pointer; text-decoration:none; display:inline-block; }
button.ghost, .btn.ghost { background:#fff; color:var(--ink); border:1px solid #cfcfd6; }
table { width:100%; border-collapse:collapse; background:#fff; border:1px solid var(--line); border-radius:12px; overflow:hidden; font-size:15px; }
th, td { text-align:left; padding:8px 10px; border-bottom:1px solid var(--line); vertical-align:top; }
th { background:#fafafb; font-weight:600; font-size:13px; color:var(--mute); }
td.num, th.num { text-align:right; font-variant-numeric:tabular-nums; }
.tablewrap { overflow-x:auto; }
.flash { padding:10px 14px; border-radius:10px; margin-bottom:16px; }
.flash.ok { background:#e9f6ee; color:var(--ok); } .flash.err { background:#fbeaea; color:var(--bad); }
.muted { color:var(--mute); font-size:14px; }
.code { font:600 22px/1.2 ui-monospace,Menlo,Consolas,monospace; letter-spacing:2px; }
.cards { font-weight:600; white-space:nowrap; } .cards .r { color:#c62828; }
.hero { text-align:center; padding:28px 8px; }
.hero img { max-width:360px; width:100%; }
.hero h1 { color:var(--red); font-size:30px; }
.backup { columns:2; font:16px ui-monospace,Menlo,Consolas,monospace; }
footer { text-align:center; color:var(--mute); font-size:13px; padding:20px 16px 30px; }
@media (max-width:600px) { .brand span { display:none; } .who { font-size:0; } }
.qr svg { display:block; border:1px solid var(--line); border-radius:8px; margin:8px 0 12px; }