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form{width:100%;max-width:300px}}.exam-container{max-width:800px;margin:3rem auto;padding:3rem;background:#ffffff1a;border-radius:20px;box-shadow:0 8px 100px #1f26875e;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border:1px solid rgba(255,255,255,.18);color:#fff}.exam-container h2{text-align:center;margin-bottom:3rem;font-size:2.5rem;color:#667eea;text-shadow:0 2px 4px rgba(0,0,0,.1)}.form-group{margin-bottom:2rem}.form-group label{display:block;margin-bottom:.75rem;font-size:1.2rem;font-weight:700}.form-group select,.lessons-select .select__control{width:100%;padding:1rem;border-radius:12px;border:1px solid rgba(255,255,255,.3);background-color:#212121e6;color:#fff;font-size:1.1rem;transition:all .3s ease}.form-group select:focus,.lessons-select .select__control--is-focused{outline:none;border-color:#667eea;box-shadow:0 0 0 2px #667eea80}.lessons-select .select__menu{background-color:#212121;border:1px solid rgba(255,255,255,.1)}.lessons-select .select__option{background-color:transparent;color:#fff;padding:12px;font-size:1.1rem}.lessons-select .select__option--is-focused{background-color:#667eea33}.lessons-select .select__option--is-selected{background-color:#667eea}.lessons-select .select__multi-value{background-color:#667eea33}.lessons-select .select__multi-value__label{color:#fff}.lessons-select .select__placeholder,.lessons-select .select__single-value{color:#ffffffb3}.lessons-select .select__indicator-separator{background-color:#ffffff4d}.lessons-select .select__dropdown-indicator{color:#ffffffb3}.submit-btn{display:block;width:100%;padding:1.25rem;background-color:#667eea;color:#fff;border:none;border-radius:12px;font-size:1.2rem;font-weight:700;cursor:pointer;transition:all .3s ease;margin-top:2rem}.submit-btn:hover{background-color:#5a6fd6;transform:translateY(-2px);box-shadow:0 6px 8px #0003}.submit-btn:active{transform:translateY(0);box-shadow:0 3px 6px #0000001a}@media (max-width: 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