@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";
.ast-homework{color:#0f3154;max-width:1200px;margin:0 auto;padding:40px 20px;font-family:Inter,sans-serif;line-height:1.6}.ast-homework-header{text-align:center;margin-bottom:40px}.ast-homework-header h1{color:#0f3154;margin-bottom:8px;font-size:2.2rem;font-weight:800}.ast-homework-header p{color:#dc373e;font-size:1.1rem;font-weight:600}.ast-homework-wrapper{flex-direction:column;gap:40px;display:flex}.ast-homework-video{width:100%;max-width:800px;margin:0 auto}.ast-homework-video-container{background:#000;border-radius:12px;height:0;padding-bottom:56.25%;position:relative;overflow:hidden;box-shadow:0 4px 20px #0f31541a}.ast-homework-video-container iframe{border:none;width:100%;height:100%;position:absolute;top:0;left:0}.ast-homework-steps{background:#fff;border-radius:16px;padding:32px;box-shadow:0 4px 20px #0f315414}.ast-homework-step{border-bottom:1px solid #ecf1f7;margin-bottom:28px;padding-bottom:28px}.ast-homework-step:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.ast-homework-step-header{align-items:center;gap:12px;margin-bottom:12px;display:flex}.ast-homework-step-number{color:#fff;background:#dc373e;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.85rem;font-weight:700;display:flex}.ast-homework-step-title{color:#0f3154;margin:0;font-size:1.1rem;font-weight:700}.ast-homework-step-content{color:#5a7089;margin-left:40px;font-size:.95rem}.ast-homework-highlight{color:#dc373e;font-weight:600}.ast-homework-tip{background:#dc373e14;border-left:3px solid #dc373e;border-radius:0 8px 8px 0;margin-top:12px;margin-left:0;padding:16px}.ast-homework-tip p{color:#0f3154;margin:0;font-size:.9rem}.ast-homework-footer{text-align:center;background:#0f3154;border-radius:12px;margin-top:32px;padding:24px}.ast-homework-footer h3{color:#fff;margin-bottom:8px;font-size:1.2rem;font-weight:700}.ast-homework-footer p{color:#fffc;margin:0;font-size:.95rem}.ast-homework-footer a{color:#fff;text-decoration:none}.ast-homework-footer a:hover{text-decoration:underline}.ast-homework-signature{color:#fff9;margin-top:16px;font-style:italic}@media (max-width:900px){.ast-homework-header h1{font-size:1.8rem}}