*{box-sizing:border-box}body{margin:0;background:var(--bs-canvas);color:var(--bs-ink);font-family:Arial,sans-serif}main{max-width:1100px;margin:auto;padding:24px}.pilot-head{background:var(--bs-navy);color:white;padding:24px;display:flex;justify-content:space-between;gap:20px}.pilot-head p{margin-bottom:0;opacity:.9}.brand{font-size:26px;font-weight:bold}.pilot-notice{background:var(--bs-orange-soft);color:var(--bs-orange-ink);border-left:4px solid var(--bs-orange);padding:15px;border-radius:8px}.pilot-card{background:white;border:1px solid var(--bs-line);border-radius:14px;padding:24px;margin-top:18px;box-shadow:0 5px 16px #163b6510}h1{font-size:26px}h2{font-size:23px}h3{font-size:18px}button{border:1px solid var(--bs-blue);background:var(--bs-blue);color:white;border-radius:8px;padding:12px 18px;cursor:pointer;font:inherit}button.secondary{color:var(--bs-blue);background:white}button:disabled{opacity:.6;cursor:wait}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--bs-orange);outline-offset:3px}input[type=text],textarea{width:100%;padding:12px;margin:8px 0 14px;border:1px solid var(--bs-border-strong);border-radius:8px;font:inherit}textarea{min-height:120px}#login{max-width:560px;margin:30px auto}#menu{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;padding:0;margin:15px 0}#menu button{min-width:0;white-space:normal}#menu button.current{background:var(--bs-navy)}.pilot-summary{display:flex;justify-content:space-between;gap:16px;margin-top:20px;font-weight:bold;overflow-wrap:anywhere}fieldset{border:1px solid var(--bs-line);border-radius:10px;padding:16px;margin:16px 0}legend{padding:0 8px;font-weight:bold}fieldset label{display:block;padding:10px;border-radius:8px;cursor:pointer}fieldset label:hover{background:var(--bs-blue-soft)}input[type=radio],input[type=checkbox]{margin-right:10px;width:18px;height:18px;vertical-align:middle}.result{padding:14px;background:var(--bs-blue-soft);border-radius:10px;margin:12px 0;overflow-wrap:anywhere}.success{background:var(--bs-success-soft);color:var(--bs-success)}.empty{padding:22px;background:var(--bs-blue-soft);border-radius:10px}.row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.muted{color:var(--bs-muted)}#message{color:var(--bs-danger);overflow-wrap:anywhere}footer{max-width:1100px;margin:auto;padding:24px;color:var(--bs-muted)}[hidden]{display:none!important}.feedback-item{border-top:1px solid var(--bs-line);padding:14px 0;white-space:pre-wrap;overflow-wrap:anywhere}@media(max-width:700px){main{padding:14px}.pilot-head{padding:18px}.brand{font-size:21px}.pilot-card{padding:18px}#menu{grid-template-columns:repeat(2,minmax(0,1fr))}#menu button:last-child{grid-column:1/-1}.pilot-summary{flex-direction:column}h1{font-size:23px}}
#menu button.current{color:var(--bs-white)}
body{width:auto;min-width:0}main,footer{width:100%}
@media(max-width:410px){main,footer{padding-left:24px;padding-right:24px}}

/* BRAND-UI-01: original transparent logo, shared header for all screens. */
.pilot-head{background:var(--bs-white,#fff);color:var(--bs-ink);border-bottom:1px solid var(--bs-line);align-items:center;flex-wrap:wrap;gap:16px;padding:16px 24px}
.pilot-brand{min-width:0;width:min(100%,370px)}
.pilot-logo{position:relative;width:100%;aspect-ratio:2.9;overflow:hidden}
.pilot-logo img{display:block;width:100%;height:auto;position:absolute;top:-25%;left:0}
.pilot-head .pilot-brand-caption{margin:2px 0 0;padding-left:6px;font-size:13px;color:var(--bs-muted);opacity:1}
.pilot-head #logout{flex:none;margin-left:auto}
@media(max-width:700px){.pilot-head{padding:14px 18px;gap:10px}.pilot-brand{width:min(100%,320px)}}

/* Keep primary actions readable in inherited hover states. */
.pilot-head button:hover,#menu button:hover,#view form button:hover{color:var(--bs-white,#fff)}