:root{--navy:#1c2540;--amber:#e2aa28;--ink:#1d2433;--bg:#eef1f6;--card:#fff;--line:#d5dbe6;--ok:#1f7a4a;--no:#a3302e}
*{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)}
.top{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;background:var(--navy);color:#fff;padding:12px 20px;border-bottom:4px solid var(--amber)}
.brand{display:flex;gap:10px;align-items:center;color:#fff;text-decoration:none}
.brand span{display:flex;flex-direction:column;line-height:1.2}.brand small{color:#b9c2d9}
nav a{color:#dfe6f7;margin-left:16px;text-decoration:none}nav a:hover{color:#fff;text-decoration:underline}
main{max-width:860px;margin:24px auto;padding:0 16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px 24px;margin-bottom:18px}
.narrow{max-width:520px;margin-left:auto;margin-right:auto}
h1{margin-top:0;font-size:1.5rem}h2{font-size:1.15rem;margin-top:0}
label{display:block;font-weight:600;margin:12px 0 4px}
input{width:100%;padding:10px;border:1px solid #aab3c5;border-radius:6px;font:inherit}
button{margin-top:14px;padding:10px 18px;border:0;border-radius:6px;background:var(--navy);color:#fff;font:inherit;cursor:pointer}
button:disabled{background:#aab3c5;cursor:not-allowed}
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:.85rem;font-weight:600}
.badge.no{background:#fbe4e3;color:var(--no)}.badge.ok{background:#dff3e8;color:var(--ok)}
.badge-row{display:flex;justify-content:space-between;align-items:center}
.small{font-size:.85rem;color:#566}
.err{color:var(--no)}.ok-line{color:var(--ok);font-weight:600}
.tiles{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.tiles a{display:block;padding:14px;border:1px solid var(--line);border-radius:8px;text-decoration:none;color:var(--ink);background:#f7f9fc}
.tiles a:hover{border-color:var(--navy)}.tiles span{display:block;font-size:.9rem;color:#566}
.plain{margin:0;padding-left:20px}
.screen{background:#000;border-radius:6px;overflow:hidden;aspect-ratio:16/9;display:flex;align-items:center;justify-content:center}
.screen img{width:100%;height:100%;display:block;object-fit:contain}
.idle{color:#9aa4b8;padding:20px;text-align:center}
.controls{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.note{font-family:"Segoe Print","Bradley Hand","Comic Sans MS","Chalkboard SE",cursive;font-size:1.35rem;background:#fff7b8;padding:14px 16px;border-radius:2px;transform:rotate(-1.2deg);box-shadow:2px 3px 6px rgba(0,0,0,.18);color:#2b2b46}
.flag{font-size:1.2rem;word-break:break-all}.flag code{background:#f1f4f9;padding:8px 12px;border-radius:6px;display:inline-block}
.foot{text-align:center;color:#667;font-size:.8rem;padding:20px 16px}