:root{--ink:#123047;--soft:#4a6a82;--card:#ffffffee;--line:#cfe3f1;--accent:#1f6fa8;--good:#2f8f6b;--fs:20px}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:var(--fs);line-height:1.6;color:var(--ink);
min-height:100vh;background:linear-gradient(180deg,#5aa9dc 0%,#a9d6f0 38%,#e6f4fb 75%,#fff 100%);background-attachment:fixed}
body.dys{font-family:"OpenDyslexic","Comic Sans MS",Verdana,sans-serif;letter-spacing:.03em;word-spacing:.12em}
body.big{--fs:24px}
header,main,footer{max-width:720px;margin:0 auto;padding:0 18px}
h1{margin:28px 0 0;font-size:1.8em;color:#fff;text-shadow:0 1px 2px #0002}.sub{margin:0 0 14px;color:#f3faff}
nav{display:flex;flex-wrap:wrap;gap:8px}
button{font:inherit;font-size:.9em;border:1px solid var(--line);background:#fff;color:var(--ink);padding:10px 16px;border-radius:12px;cursor:pointer}
button:hover{border-color:var(--accent)}button:focus-visible{outline:3px solid #ffb84d;outline-offset:2px}
nav button.on,button.pri{background:var(--accent);color:#fff;border-color:var(--accent)}
.prog{margin:14px 0}.bar{height:12px;background:#ffffff88;border-radius:8px;overflow:hidden}.bar span{display:block;height:100%;background:var(--good);width:0;transition:width .4s}
small{color:var(--soft)}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;margin:14px 0;box-shadow:0 4px 18px #1230470d}
.pt{font-size:1.5em;font-weight:700;margin:0}.en{font-size:1.1em;margin:4px 0 10px}
.row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
dl{margin:0}dt{font-size:.75em;text-transform:uppercase;letter-spacing:.06em;color:var(--soft);margin-top:8px}dd{margin:0}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}.tabs button{font-size:.8em;padding:6px 12px}.tabs button.on{background:#e3f1fb;border-color:var(--accent)}
input[type=search]{width:100%;font:inherit;padding:12px 14px;border-radius:12px;border:1px solid var(--line)}
.note{background:#eef8f3;border-color:#bfe3d2}.msg{margin-top:12px;padding:12px;border-radius:12px;background:#eef6fc}
.ok{background:#e7f6ee}.choice{display:block;width:100%;text-align:left;margin:8px 0}
.choice.right{background:#e7f6ee;border-color:var(--good)}.choice.picked{background:#fff6e6;border-color:#e0a84a}
label{display:flex;gap:10px;align-items:center;margin:12px 0}input[type=checkbox]{width:22px;height:22px}
footer{color:var(--soft);font-size:.8em;padding:30px 18px}
body.still *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
#intro{position:fixed;inset:0;z-index:99;cursor:pointer}
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#123047;color:#fff;padding:12px 18px;border-radius:12px;max-width:90vw;z-index:50}
details{margin-top:10px}summary{cursor:pointer;color:var(--accent)}ol{margin:6px 0 0;padding-left:22px}dd.en{font-size:1.1em}