:root{--navy:#0d1b36;--purple:#632c91;--orange:#ff7200;--blue:#0879c9;--green:#288b46;--muted:#637087;--line:#e1e5ee}*{box-sizing:border-box}body{margin:0;background:#f6f7fb;color:var(--navy);font-family:"Nunito Sans",sans-serif}header{height:82px;padding:12px clamp(18px,5vw,68px);display:flex;align-items:center;justify-content:space-between;background:var(--navy)}header img{width:220px;max-height:58px;object-fit:contain}header a:last-child{color:#fff;font-weight:800}main{width:min(1120px,calc(100% - 28px));margin:32px auto 70px}.login{width:min(520px,100%);margin:55px auto;padding:clamp(28px,6vw,52px);border-radius:28px;background:#fff;box-shadow:0 22px 65px #0d1b3615}.eyebrow{color:var(--purple);font-size:.72rem;font-weight:900;letter-spacing:.13em}.login h1,.student-hero h1{font:700 clamp(2.5rem,7vw,4.8rem)/1 Fredoka;margin:8px 0 15px}.login>p:not(.eyebrow){color:var(--muted);line-height:1.55}.login form{display:grid;gap:10px;margin-top:26px}.login label{margin-top:8px;font-weight:800}.login input{width:100%;padding:15px;border:1px solid var(--line);border-radius:12px;font:inherit}.login button,.assignment-grid button,.student-hero button{border:0;border-radius:11px;background:var(--purple);color:#fff;padding:13px 17px;font:800 .95rem inherit;cursor:pointer}.login button{margin-top:12px}.login small{display:block;margin-top:24px;color:var(--muted)}#login-message{min-height:22px;color:var(--green);font-weight:700}#login-message.error{color:#a23028}.student-hero{position:relative;overflow:hidden;padding:clamp(30px,6vw,58px);border-radius:28px;background:radial-gradient(circle at 85% 20%,#ff720052,transparent 25%),linear-gradient(125deg,#17284b,#56287d);color:#fff}.student-hero .eyebrow{color:#ffbd71}.student-hero p{max-width:650px;color:#e0e6f3}.student-hero button{position:absolute;right:32px;top:32px;background:#ffffff18;border:1px solid #ffffff45}.progress{display:flex;align-items:center;gap:22px;margin:26px 0;padding:22px 27px;border-radius:19px;background:#fff;border:1px solid var(--line)}.progress strong{display:grid;place-items:center;width:85px;height:85px;border-radius:50%;background:#eaf5fc;color:var(--blue);font:700 1.5rem Fredoka}.progress h2{margin:0;font:700 1.65rem Fredoka}.progress p{margin:5px 0;color:var(--muted)}.workspace>section>h2{font:700 2rem Fredoka}.assignment-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.assignment-grid article{padding:25px;border-radius:20px;background:#fff;border:1px solid var(--line)}.assignment-grid small{color:var(--orange);font-weight:900}.assignment-grid h3{font:700 1.55rem Fredoka;margin:8px 0}.assignment-grid p{color:var(--muted);line-height:1.55}.tags{display:flex;flex-wrap:wrap;gap:7px;margin:18px 0}.tags span{padding:6px 9px;border-radius:8px;background:#f0edf5;color:var(--purple);font-size:.75rem;font-weight:800}.assignment-grid button.done{background:var(--green)}.empty{text-align:center;padding:50px;border:1px dashed #cfd5e1;border-radius:20px;background:#fff}.empty span{font-size:3rem}.quiz-preview{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-top:30px;padding:30px;border-radius:22px;background:#fff0e4}.quiz-preview h2{margin:5px 0;font:700 1.8rem Fredoka}.quiz-preview p:last-child{color:#76553d}.quiz-preview>span{font-size:3rem;color:var(--orange)}footer{padding:24px;text-align:center;background:var(--navy);color:#cbd5e5}@media(max-width:700px){header{height:72px}header img{width:165px}.student-hero button{position:static;margin-top:18px}.assignment-grid{grid-template-columns:1fr}.progress{align-items:flex-start}.quiz-preview{align-items:flex-start}main{margin-top:18px}}