:root { --ink:#1c1c1c; --bg:#fdfcf8; --accent:#0b6e4f; --muted:#6b6b6b; --line:#e4e0d6; }
* { box-sizing:border-box; }
body { margin:0; font-family:system-ui,-apple-system,"Segoe UI",sans-serif; color:var(--ink); background:var(--bg); line-height:1.55; }
header { border-bottom:1px solid var(--line); background:#fff; }
nav { max-width:820px; margin:0 auto; padding:.7rem 1rem; display:flex; flex-wrap:wrap; gap:.4rem 1rem; align-items:center; justify-content:space-between; }
nav a { color:var(--ink); text-decoration:none; }
nav .brand { font-weight:700; }
nav .links a { margin-left:.9rem; font-size:.95rem; }
nav .links a:hover { color:var(--accent); }
nav .langswitch { border:1px solid var(--line); border-radius:4px; padding:.1rem .5rem; }
main { max-width:820px; margin:0 auto; padding:1.4rem 1rem 3rem; }
h1 { font-size:1.7rem; line-height:1.25; }
h2 { font-size:1.15rem; margin-top:1.6rem; }
.intro { font-size:1.05rem; }
.pilot-note, footer { color:var(--muted); font-size:.9rem; }
.notice { background:#fff8e1; border:1px solid #e6d9a8; border-radius:6px; padding:.7rem .9rem; }
.status-form { display:grid; gap:.9rem; max-width:22rem; margin-top:1rem; }
.status-form label { display:grid; gap:.25rem; font-weight:600; }
.status-form input { padding:.5rem .6rem; border:1px solid var(--line); border-radius:6px; font-size:1rem; }
.status-form button { padding:.55rem .9rem; border:0; border-radius:6px; background:var(--accent); color:#fff; font-size:1rem; cursor:pointer; }
footer { border-top:1px solid var(--line); margin-top:2rem; }
footer p { max-width:820px; margin:0 auto; padding:.8rem 1rem; }
ol li { margin-bottom:.5rem; }