:root{--bg:#071018;--panel:#0d1a24;--ink:#edf6f8;--muted:#9eb1ba;--line:#29404e;--cyan:#36d7e7;--orange:#ff9f45;--green:#72e3aa;--red:#ff7878;--yellow:#ffd166}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 10% 0,rgba(54,215,231,.12),transparent 30%),var(--bg);color:var(--ink);font:16px/1.5 Inter,system-ui,sans-serif}header{display:flex;justify-content:space-between;gap:15px;padding:16px 4vw;border-bottom:1px solid var(--line);font-size:.68rem;font-weight:900;letter-spacing:.12em}a{color:inherit;text-decoration:none}main{width:min(1120px,92vw);margin:auto}.hero{padding:clamp(5rem,12vw,10rem) 0 6rem}.eyebrow{color:var(--cyan);font-size:.7rem;font-weight:900;letter-spacing:.16em;text-transform:uppercase}h1{max-width:950px;margin:.7rem 0 1rem;font-size:clamp(4rem,10vw,8rem);line-height:.83;letter-spacing:-.07em}h1 em{color:var(--orange);font-style:normal}.hero>p{max-width:720px;color:var(--muted);font-size:1.2rem}form{max-width:800px;margin-top:2.2rem;padding:20px;border:1px solid var(--line);border-radius:16px;background:var(--panel)}label{display:block;margin-bottom:7px;color:var(--cyan);font-size:.68rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}form div{display:grid;grid-template-columns:1fr auto;gap:8px}input{min-width:0;padding:15px;border:1px solid var(--line);border-radius:9px;background:#06101a;color:#fff;font:inherit;outline:0}input:focus{border-color:var(--cyan)}button{padding:12px 16px;border:0;border-radius:9px;background:var(--cyan);color:#061018;font-weight:950;cursor:pointer}form small{display:block;margin-top:9px;color:var(--muted)}#loading{text-align:center;padding:5rem}.loader{width:52px;height:52px;margin:auto;border:4px solid var(--line);border-top-color:var(--cyan);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#results{padding-bottom:5rem}.score-card{display:flex;align-items:center;gap:25px;padding:26px;border:1px solid var(--line);border-radius:18px;background:var(--panel)}.score strong{font-size:5rem;line-height:.8;color:var(--green)}.score span,.score-card p{color:var(--muted)}.score-card h2{margin:.3rem 0;font-size:2.3rem}.results-head{display:flex;justify-content:space-between;align-items:center;margin:38px 0 14px}.check{display:grid;grid-template-columns:52px 1fr 90px;gap:15px;padding:18px;border:1px solid var(--line);border-bottom:0;background:var(--panel)}.check:last-child{border-bottom:1px solid var(--line)}.icon{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;font-weight:950}.pass .icon{background:#18382d;color:var(--green)}.warn .icon{background:#3d3520;color:var(--yellow)}.fail .icon{background:#41252a;color:var(--red)}.check h3{margin:0}.check p{margin:4px 0;color:var(--muted)}.check small{color:var(--orange)}.points{text-align:right;font-weight:900}.limits{margin-top:18px;padding:16px;border-left:3px solid var(--orange);color:var(--muted)}.double-check{padding:6rem 0}.double-check h2{margin:.5rem 0;font-size:clamp(2.7rem,6vw,5rem);line-height:.9}.double-check>p{max-width:760px;color:var(--muted)}.verify{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:25px}.verify a{display:flex;flex-direction:column;padding:21px;border:1px solid var(--line);border-radius:15px;background:var(--panel)}.verify b{font-size:1.2rem}.verify span{margin:8px 0;color:var(--muted)}.verify em{margin-top:auto;color:var(--cyan);font-style:normal;font-size:.76rem;font-weight:900}.wrong{margin-top:24px;padding:25px;border:1px solid var(--orange);border-radius:15px}.wrong p{color:var(--muted)}#feedbackStatus{color:var(--green)}footer{padding:28px 4vw;border-top:1px solid var(--line);color:var(--muted);text-align:center;font-size:.78rem}@media(max-width:720px){header span{display:none}form div,.verify{grid-template-columns:1fr}.score-card{align-items:flex-start;flex-direction:column}.results-head{align-items:flex-start;flex-direction:column}.check{grid-template-columns:42px 1fr}.points{grid-column:2;text-align:left}}
:root{}
form>input{display:block;width:100%;margin:0 0 15px}form>button{width:100%;margin-top:5px}label small{color:var(--muted);font-weight:600;letter-spacing:0;text-transform:none}