:root{--navy:#142d4a;--blue:#2e75b6;--teal:#13a89f;--ink:#0f1b2d;--muted:#5b6b7d;--line:#e6ebf1;--bg:#f6f9fc}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,Segoe UI,PingFang SC,Microsoft YaHei,Arial,sans-serif;color:#243447;background:var(--bg)}
.topbar{background:#fff;border-bottom:1px solid var(--line)}
.topbar .in{max-width:980px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:12px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;color:var(--ink);font-size:17px;text-decoration:none}
.brand .lg{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--navy),var(--teal));display:grid;place-items:center;color:#fff;font-weight:800;font-size:14px}
.brand small{display:block;font-size:10.5px;color:var(--muted);font-weight:600}
.wrap{max-width:980px;margin:0 auto;padding:40px 24px}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 12px 34px -18px rgba(20,45,74,.2)}
h1{font-size:28px;color:var(--ink);margin:0 0 8px;letter-spacing:-.01em}
h2{font-size:19px;color:var(--ink);margin:0 0 4px}
.muted{color:var(--muted)}
label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin:0 0 5px}
input{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 13px;font-size:14px;font-family:inherit}
input:focus{outline:0;border-color:var(--blue);box-shadow:0 0 0 3px rgba(46,117,182,.15)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;border-radius:10px;padding:12px 18px;font:650 14px/1 inherit;text-decoration:none}
.btn.primary{background:linear-gradient(135deg,var(--blue),var(--teal));color:#fff}
.btn.dark{background:var(--navy);color:#fff}
.btn.ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
.btn.block{width:100%}
.row{display:flex;gap:12px;flex-wrap:wrap}
.pill{display:inline-block;font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px}
.pill.on{background:#ecfdf6;color:#0b6b54}.pill.off{background:#fff4e8;color:#7a4a12}
.note{font-size:12.5px;color:var(--muted)}
a.link{color:var(--blue);text-decoration:none}