:root{--bg:#edf5e9;--card:#fffdf7;--text:#17210f;--muted:#66715f;--accent:#3d7b44;--accent2:#f4c542;--bad:#b94040;--good:#347a38;--shadow:0 18px 50px rgba(30,60,25,.18)}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:radial-gradient(circle at top,#fff8d8 0,#edf5e9 42%,#d8ead0 100%);color:var(--text);min-height:100svh}.app{width:min(720px,100%);margin:0 auto;min-height:100svh;padding:18px}.screen{display:none;min-height:calc(100svh - 36px)}.screen.active{display:flex;flex-direction:column;justify-content:center}.hero-card,.question-card{background:rgba(255,253,247,.94);border:1px solid rgba(61,123,68,.15);border-radius:28px;padding:24px;box-shadow:var(--shadow)}.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;color:var(--accent);font-weight:800}h1{font-size:clamp(2rem,8vw,3.4rem);line-height:.95;margin:8px 0 14px}h2{font-size:clamp(1.35rem,5vw,2rem);line-height:1.15;margin:8px 0 18px}h3{margin:18px 0 10px}p{color:var(--muted);font-size:1.05rem}.select-label{display:grid;gap:8px;margin:22px 0 14px;font-weight:700}select,.primary,.secondary,.ghost{width:100%;border:0;border-radius:18px;padding:16px 18px;font-size:1.05rem}.primary{background:var(--accent);color:white;font-weight:900;box-shadow:0 10px 22px rgba(61,123,68,.25)}.secondary{background:white;color:var(--accent);font-weight:900;border:2px solid rgba(61,123,68,.2)}.secondary:disabled{opacity:.45}.ghost{background:transparent;color:var(--muted);font-weight:800}select{background:white;border:1px solid #d6decf}.button-stack{display:grid;gap:10px}.topbar{display:flex;gap:14px;align-items:flex-start;justify-content:space-between;margin:8px 0 12px}.score{background:#fff;border-radius:18px;padding:12px 14px;font-weight:900;white-space:nowrap;box-shadow:0 8px 22px rgba(30,60,25,.08)}.progress{height:10px;background:rgba(61,123,68,.14);border-radius:999px;margin-top:8px;overflow:hidden;width:190px}.progress span{display:block;height:100%;width:0;background:var(--accent);border-radius:999px;transition:.25s}.mini-row{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 12px}.pill{display:inline-flex;align-items:center;border-radius:999px;background:white;padding:8px 12px;font-weight:900;font-size:.88rem;box-shadow:0 5px 14px rgba(0,0,0,.06)}.pill.danger{color:var(--bad)}.pill.streak{background:var(--accent2);color:#3a2d00}.question-card{margin-top:6px}.bird-img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:22px;background:#dfe8d9;display:block}.image-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.image-option{border:3px solid transparent;border-radius:18px;background:#fff;padding:0;overflow:hidden;box-shadow:0 8px 18px rgba(0,0,0,.08)}.image-option img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block}.answers{display:grid;gap:10px;margin-top:18px}.answer{border:2px solid #dde8d6;background:white;border-radius:18px;padding:15px 16px;text-align:left;font-size:1rem;font-weight:800}.answer.correct,.image-option.correct{border-color:var(--good);background:#eef9ee}.answer.wrong,.image-option.wrong{border-color:var(--bad);background:#fff1f1}.feedback,.description-card{margin:14px 0 0;background:white;border-radius:18px;padding:14px 16px;font-weight:800}.feedback.good{color:var(--good)}.feedback.bad{color:var(--bad)}.hidden{display:none!important}.quiz-actions{display:grid;grid-template-columns:1fr 2fr;gap:10px;margin-top:12px}.result-card{text-align:center}.trophy{font-size:4rem}.big-score{font-size:2rem;font-weight:950;margin:18px 0 22px}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}.stats-grid div{background:white;border-radius:18px;padding:12px;text-align:center;box-shadow:0 8px 18px rgba(0,0,0,.05)}.stats-grid strong{display:block;font-size:1.5rem}.stats-grid span{display:block;color:var(--muted);font-size:.82rem;font-weight:800}.resume-box{display:grid;gap:8px;background:#fff8d8;border:1px solid rgba(61,123,68,.18);border-radius:20px;padding:14px;margin:18px 0}.weak-list{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.weak-list span{background:white;border-radius:999px;padding:8px 12px;font-weight:800}.weak-list b{color:var(--bad)}@media(max-width:430px){.app{padding:12px}.hero-card,.question-card{border-radius:24px;padding:18px}.topbar{align-items:center}.progress{width:140px}.answer{padding:14px}.image-grid{gap:9px}.quiz-actions{grid-template-columns:1fr}.stats-grid{gap:7px}.stats-grid div{padding:10px 6px}.stats-grid strong{font-size:1.25rem}}
.input-label{display:grid;gap:8px;margin:18px 0 12px;font-weight:800}input{width:100%;border:1px solid #d6decf;border-radius:18px;padding:16px 18px;font-size:1.05rem;background:white;color:var(--text)}.profile-setup{background:rgba(255,255,255,.65);border:1px solid rgba(61,123,68,.12);border-radius:22px;padding:14px;margin:16px 0}.avatar-label{font-weight:900;margin:6px 0 8px}.avatar-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.avatar-option{border:2px solid transparent;background:white;border-radius:18px;padding:12px;font-size:1.8rem;box-shadow:0 7px 16px rgba(0,0,0,.06)}.avatar-option.active{border-color:var(--accent);background:#eef9ee}.profile-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;background:white;border-radius:22px;padding:12px 14px;margin:18px 0;box-shadow:0 8px 18px rgba(0,0,0,.06)}.profile-avatar{width:54px;height:54px;border-radius:18px;display:grid;place-items:center;background:#eef9ee;font-size:2rem}.profile-card strong,.profile-card span{display:block}.profile-card span{color:var(--muted);font-weight:700;font-size:.9rem}.small-ghost{border:0;background:transparent;color:var(--accent);font-weight:900;padding:8px}.badge-shelf,.new-badges{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:8px 0 16px}.badge{display:inline-flex;align-items:center;gap:5px;border-radius:999px;background:white;padding:8px 11px;font-weight:900;font-size:.88rem;box-shadow:0 5px 14px rgba(0,0,0,.06)}.badge.muted{color:var(--muted);font-weight:800}.badge.new{background:#fff8d8;border:1px solid rgba(244,197,66,.45)}@media(max-width:430px){.profile-card{grid-template-columns:auto 1fr}.small-ghost{grid-column:1/-1;text-align:left}.avatar-option{font-size:1.6rem;padding:10px}.stats-grid{grid-template-columns:repeat(3,1fr)}}