:root{--p:#4A6FA5;--g:#E0A93B;--bg:#F7F4EC}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,sans-serif;background:var(--bg);color:#222;padding-bottom:70px}
header{background:var(--p);color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center}
h1{margin:0;font-size:22px}#planBadge{background:var(--g);color:#222;border-radius:12px;padding:4px 10px;font-size:13px;font-weight:600}
main{padding:16px;max-width:640px;margin:auto}
.card{background:#fff;border-radius:16px;padding:16px;margin-bottom:12px;box-shadow:0 1px 4px #0002}
.btn{display:block;width:100%;background:var(--p);color:#fff;border:0;border-radius:14px;padding:14px;font-size:16px;margin:8px 0;cursor:pointer;text-align:center;text-decoration:none}
.btn.gold{background:var(--g);color:#222}.btn.ghost{background:#e8edf5;color:var(--p)}
input,select,textarea{width:100%;padding:12px;border:1px solid #ccd;border-radius:12px;font-size:16px;margin:6px 0}
nav{position:fixed;bottom:0;left:0;right:0;background:#fff;display:flex;border-top:1px solid #ddd}
nav a{flex:1;text-align:center;padding:14px 2px;font-size:12px;color:#555;text-decoration:none}nav a.on{color:var(--p);font-weight:700}
.row{display:flex;gap:8px}.row>*{flex:1}.lock{opacity:.6}.warn{background:#fff3cd;border-left:4px solid var(--g)}.danger{background:#fde2e2;border-left:4px solid #c33}
.disc{font-size:12px;color:#666}.tag{font-size:12px;background:#e8edf5;color:var(--p);border-radius:8px;padding:2px 8px;margin-right:4px}
.big{font-size:36px}