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rgba(0,0,0,.05);position:sticky;top:0;z-index:1000}.voice-train-home .header .header-content{max-width:1200px;padding:1rem 2rem;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:justify;justify-content:space-between}.voice-train-home .header .logo{width:135.5px;height:47.125px;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;background-position:50%;background-repeat:no-repeat;background-size:contain}.voice-train-home .header .logo .logo-icon{width:40px;height:40px;background:linear-gradient(135deg,#e53935,#ff6f60);border-radius:50%;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;color:#fff;font-size:1.2rem}.voice-train-home .banner{width:100%;height:0;padding-bottom:33.33%;color:#fff;text-align:center;position:relative;overflow:hidden;cursor:pointer;transition:transform .3s;background-color:#1a1a2e;background-image:url(http://page.wacdn.com/1769764136158/voice_train/banner.jpg);background-size:100% auto;background-position:top;background-repeat:no-repeat}.voice-train-home .banner:hover{transform:scale(1.02)}.voice-train-home .banner .banner-content{position:relative;z-index:1;margin:0 auto}.voice-train-home .banner .banner-content h1{font-size:3rem;margin-bottom:1rem;font-weight:800;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.voice-train-home .banner .banner-content p{font-size:1.5rem;opacity:.95;margin-bottom:2rem}.voice-train-home .banner .cta-button{display:inline-block;background:#fff;color:#764ba2;padding:1rem 3rem;border-radius:50px;text-decoration:none;font-weight:700;font-size:1.1rem;transition:all .3s;box-shadow:0 4px 15px rgba(0,0,0,.2)}.voice-train-home .banner .cta-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.3)}.voice-train-home .section-title{text-align:center;font-size:3rem;margin-bottom:3rem;color:#222;position:relative;display:inline-block;left:50%;transform:translateX(-50%)}.voice-train-home .section-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:60px;height:4px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:2px}.voice-train-home .course-section{max-width:1200px;margin:4rem auto;padding:0 2rem}.voice-train-home .course-section .course-card{background:#fff;border-radius:20px;overflow:hidden;box-shadow:0 10px 40px rgba(0,0,0,.1);max-width:465px;margin:0 auto;transition:transform .3s;cursor:pointer;animation:fadeInUp .6s ease-out forwards}.voice-train-home .course-section .course-card:hover{transform:translateY(-10px);box-shadow:0 20px 60px rgba(0,0,0,.15)}.voice-train-home .course-section .course-card 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.enrollment-count{color:#666;font-size:1.6rem}.voice-train-home .course-section .course-card .course-info .course-meta .enrollment-count span{color:#e53935;font-weight:700}.voice-train-home .course-section .course-card .course-info .course-meta .price-tag{font-size:1.6rem;color:#4caf50;font-weight:800}.voice-train-home .app-section{background:#f5f7fa;padding:4rem 2rem;margin-top:4rem}.voice-train-home .app-section .app-container{display:-ms-flexbox;display:flex;-ms-flex-direction:column;flex-direction:column;max-width:800px;margin:0 auto;background:#fff;border-radius:20px;padding:3rem;box-shadow:0 10px 40px rgba(0,0,0,.05);text-align:center}.voice-train-home .app-section .app-container .qr-placeholder{width:200px;height:200px;background:#f0f0f0;border:2px dashed #ccc;margin:0 auto 1.5rem;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;color:#999;border-radius:10px;background-position:50%;background-repeat:no-repeat;background-size:contain}.voice-train-home .app-section .app-container .app-name{font-size:2rem;font-weight:700;color:#e53935;margin-bottom:.5rem}.voice-train-home .app-section .app-container .app-desc{color:#666;font-size:1.5rem}.voice-train-home .works-section{max-width:1200px;margin:4rem auto;padding:0 2rem}.voice-train-home .works-section .works-grid{display:-ms-grid;display:grid;-ms-grid-columns:(1fr)[4];grid-template-columns:repeat(4,1fr);gap:1.5rem;margin-top:2rem}.voice-train-home .works-section .work-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.08);transition:all .3s;animation:fadeInUp .6s ease-out forwards}.voice-train-home .works-section .work-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(0,0,0,.12)}.voice-train-home .works-section .work-card .work-cover{width:100%;height:300px;position:relative;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;background-size:cover;background-position:top;background-repeat:no-repeat}.voice-train-home .works-section .work-card .work-cover .play-button{width:50px;height:50px;background:hsla(0,0%,100%,.9);border-radius:50%;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;cursor:pointer;transition:all .3s;box-shadow:0 4px 10px rgba(0,0,0,.2)}.voice-train-home .works-section .work-card .work-cover .play-button:after{content:"\25B6";color:#333;font-size:1.5rem;margin-left:3px;margin-top:3px}.voice-train-home .works-section .work-card .work-cover .play-button:hover{transform:scale(1.1);background:#fff}.voice-train-home .works-section .work-card .work-cover 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.banner .banner-content h1{font-size:2rem}.voice-train-home .banner .banner-content p{font-size:1.1rem}.voice-train-home .section-title{font-size:3rem}}@media (max-width:640px){.voice-train-home .header .header-content{padding:.5rem 1rem}.voice-train-home .header .logo{width:80px;height:28px}.voice-train-home .section-title{font-size:1.5rem}.voice-train-home .course-section .course-card .course-cover{min-height:auto;padding-bottom:70%;height:0}.voice-train-home .course-section .course-card .course-info{padding:1rem}.voice-train-home .course-section .course-card .course-info .course-name{font-size:1.2rem}.voice-train-home .course-section .course-card .course-info .course-meta .enrollment-count,.voice-train-home .course-section .course-card .course-info .course-meta .price-tag{font-size:1rem}.voice-train-home .app-section .app-container{padding:1.5rem}.voice-train-home .app-section .app-container .app-name{font-size:1.2rem}.voice-train-home .app-section .app-container .app-desc{font-size:.9rem}.voice-train-home .works-section .works-grid{-ms-grid-columns:1fr;grid-template-columns:1fr}.voice-train-home .works-section .work-card .work-cover{height:0;padding-bottom:100%;background-position:50%;position:relative}.voice-train-home .works-section .work-card .work-cover .play-button{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:40px;height:40px}.voice-train-home .works-section .work-card .work-cover .play-button:after{font-size:1rem}.voice-train-home .works-section .work-card .work-info{padding:.8rem}.voice-train-home .works-section .work-card .work-info .work-title{font-size:1rem}.voice-train-home .works-section .work-card .work-info .work-desc{font-size:.85rem}.voice-train-home .contact-section{padding:2rem 1rem}.voice-train-home .contact-section .phone-label{font-size:.9rem}.voice-train-home .contact-section .phone-number{font-size:1.2rem}.voice-train-home .contact-section p{font-size:.8rem}.voice-train-home .footer{font-size:.8rem;padding:1rem}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}