.header{background-color:#fff;box-shadow:0 2px 4px #0000001a;position:sticky;top:0;z-index:100}.header-container{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.logo{text-decoration:none;color:#009c5e}.logo-text{font-size:1.5rem;font-weight:700;letter-spacing:-.5px}.nav{display:flex;gap:2rem;align-items:center}.nav-link{text-decoration:none;color:#333;font-weight:500;padding:.5rem 0;position:relative;transition:color .3s ease}.nav-link:hover,.nav-link.active{color:#009c5e}.nav-link.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background-color:#009c5e}@media (max-width: 768px){.header-container{padding:1rem;flex-direction:column;gap:1rem}.nav{gap:1.5rem}.nav-link{font-size:.9rem}}.footer{background-color:#333;color:#fff;padding:2rem;margin-top:auto}.footer-container{max-width:1200px;margin:0 auto;text-align:center}.footer-text{font-size:.9rem;color:#ccc}.home{width:100%;flex:1;display:flex;flex-direction:column}.hero{background:linear-gradient(135deg,#009c5e,#007a47);color:#fff;padding:6rem 2rem;text-align:center;flex:1;display:flex;align-items:center;justify-content:center}.hero-content{max-width:800px;margin:0 auto}.hero-title{font-size:3.5rem;font-weight:700;margin-bottom:1rem;letter-spacing:-1px}.hero-subtitle{font-size:1.5rem;margin-bottom:1.5rem;opacity:.95}.hero-description{font-size:1.1rem;line-height:1.8;opacity:.9}@media (max-width: 768px){.hero{padding:4rem 1.5rem}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.2rem}.hero-description{font-size:1rem}}.about{width:100%}.about-section-1{background:linear-gradient(135deg,#009c5e,#007a47);color:#fff;padding:4rem 2rem}.section-1-container{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:4rem}.section-1-content{flex:1}.section-1-small-desc{font-size:1rem;margin-bottom:2rem;opacity:.95;line-height:1.6}.section-1-title{font-size:3rem;font-weight:700;line-height:1.3;letter-spacing:-1px}.section-1-image{flex:1;max-width:500px}.section-1-img{width:100%;height:auto;object-fit:contain}.image-placeholder{width:100%;aspect-ratio:4/3;background-color:#ffffff1a;border:2px dashed rgba(255,255,255,.3);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#ffffffb3;font-size:.9rem}.image-placeholder.small{aspect-ratio:1/1;max-width:150px;margin-left:auto}.about-section-2{background-color:#f9f9f9;padding:6rem 2rem}.section-2-container{max-width:1200px;margin:0 auto}.section-2-title{font-size:2rem;color:#333;text-align:center;margin-bottom:4rem;line-height:1.6;font-weight:600}.section-2-boxes{display:grid;grid-template-columns:repeat(2,1fr);gap:3rem}.section-2-box{background:#fff;padding:3rem;border-radius:12px;box-shadow:0 4px 12px #0000001a;display:flex;justify-content:space-between;align-items:center;gap:2rem}.box-content{flex:1}.box-title{font-size:1.5rem;color:#009c5e;margin-bottom:1rem;font-weight:600}.box-description{font-size:1rem;color:#666;line-height:1.7}.box-image{flex-shrink:0}.box-img{width:150px;height:auto;object-fit:contain}.about-section-3{background-color:#fff;padding:6rem 2rem}.section-3-container{max-width:1000px;margin:0 auto}.section-3-title{font-size:2rem;color:#333;text-align:center;margin-bottom:4rem;font-weight:600}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.course-card{background:#f9f9f9;padding:2rem;border-radius:12px;box-shadow:0 2px 8px #0000001a;position:relative;min-height:220px;transition:all .3s ease}.course-card:hover{transform:translateY(-5px);box-shadow:0 4px 15px #00000026;opacity:.85}.course-chip{display:inline-block;background-color:#009c5e;color:#fff;padding:.4rem 1rem;border-radius:20px;font-size:.85rem;font-weight:500;margin-bottom:1.5rem}.course-card-title,.course-box-title{white-space:pre-line;line-height:1.3}.course-card-description{font-size:1rem;color:#666;line-height:1.6}.about-section-4{background-color:#f9f9f9;padding:6rem 2rem}.section-4-container{max-width:1200px;margin:0 auto}.section-4-title{font-size:2rem;color:#333;text-align:center;margin-bottom:4rem;font-weight:600}.section-4-logos{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:3rem}.company-logo{max-width:100%;height:auto;object-fit:contain}.logo-placeholder{width:200px;height:100px;background-color:#fff;border:2px dashed #ddd;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#999;font-size:.9rem}@media (max-width: 1024px){.section-2-boxes{grid-template-columns:1fr}.course-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.about-section-1{padding:4rem 1.5rem}.section-1-container{flex-direction:column;gap:2rem}.section-1-title{font-size:2rem}.section-1-small-desc{font-size:.9rem}.about-section-2,.about-section-3,.about-section-4{padding:4rem 1.5rem}.section-2-title,.section-3-title,.section-4-title{font-size:1.5rem;margin-bottom:2rem}.section-2-box{flex-direction:column;padding:2rem}.box-image{margin:0 auto}.course-grid{grid-template-columns:1fr}.course-card{padding:2rem;min-height:auto}}.philosophy{width:100%;padding:4rem 2rem;background-color:#f9f9f9;flex:1;display:flex;flex-direction:column}.philosophy-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;align-items:center;flex:1;justify-content:center}.philosophy-logo-section{width:100%;display:flex;justify-content:center;margin-bottom:4rem}.logo-placeholder-large{width:300px;height:150px;background-color:#fff;border:2px dashed #ddd;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#999;font-size:.9rem}.philosophy-logo{max-width:300px;height:auto;object-fit:contain}.philosophy-title-section{text-align:center;margin-bottom:5rem;max-width:900px}.philosophy-main-title{font-size:3rem;color:#009c5e;font-weight:700;margin-bottom:2rem;letter-spacing:-1px;line-height:1.2}.philosophy-sub-title{font-size:1.3rem;color:#333;line-height:1.8;font-weight:500}.philosophy-boxes{display:grid;grid-template-columns:repeat(3,1fr);gap:2.5rem;width:100%;max-width:1200px}.philosophy-box{background:#fff;padding:2.5rem;border-radius:12px;box-shadow:0 4px 12px #0000001a;position:relative;transition:transform .3s ease,box-shadow .3s ease}.philosophy-box:hover{transform:translateY(-5px);box-shadow:0 6px 20px #009c5e33}.box-index{position:absolute;top:-15px;left:2.5rem;width:40px;height:40px;background-color:#009c5e;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:700}.box-title{font-size:1.5rem;color:#009c5e;margin-bottom:1.5rem;margin-top:1rem;font-weight:600}.box-description{font-size:1rem;color:#666;line-height:1.8}@media (max-width: 1024px){.philosophy-boxes{grid-template-columns:repeat(2,1fr);gap:2rem}}@media (max-width: 768px){.philosophy{padding:3rem 1.5rem}.philosophy-logo-section{margin-bottom:3rem}.logo-placeholder-large{width:250px;height:125px}.philosophy-title-section{margin-bottom:3rem}.philosophy-main-title{font-size:2rem;margin-bottom:1.5rem}.philosophy-sub-title{font-size:1.1rem}.philosophy-boxes{grid-template-columns:1fr;gap:2rem}.philosophy-box{padding:2rem}.box-index{left:2rem}.box-title{font-size:1.3rem}.box-description{font-size:.95rem}}.education{width:100%}.education-header{background:linear-gradient(135deg,#009c5e,#007a47);color:#fff;padding:5rem 2rem;text-align:center}.education-header-container{max-width:1200px;margin:0 auto}.education-main-title{font-size:3.5rem;font-weight:700;margin-bottom:1.5rem;letter-spacing:-1px}.education-sub-title{font-size:1.3rem;opacity:.95;line-height:1.6}.course-boxes-section{background-color:#f9f9f9;padding:5rem 2rem}.course-boxes-container{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.course-box{position:relative;aspect-ratio:1;border-radius:12px;overflow:hidden;box-shadow:0 4px 12px #00000026;transition:all .3s ease;cursor:pointer}.course-box:hover{transform:translateY(-5px);box-shadow:0 8px 24px #009c5e4d;opacity:.9}.course-box.active{transform:translateY(-5px);box-shadow:0 8px 24px #009c5e80;border:3px solid #009C5E}.course-box.active .course-box-content{background:linear-gradient(to top,rgba(0,156,94,.8) 0%,transparent 100%)}.course-box.active .course-box-arrow-icon{transform:rotate(90deg)}.course-box-background{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}.course-box-bg-image{width:100%;height:100%;object-fit:cover}.course-box-content{position:absolute;bottom:0;left:0;right:0;padding:2rem;z-index:2;display:flex;justify-content:space-between;align-items:flex-end;background:linear-gradient(to top,rgba(0,0,0,.6) 0%,transparent 100%)}.course-box-title{color:#fff;font-size:1.8rem;font-weight:700;margin:0;text-shadow:0 2px 4px rgba(0,0,0,.3);white-space:pre-line;line-height:1.2}.course-box-indicator{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;background-color:#ffffff59;transition:all .3s ease;flex-shrink:0}.course-box-arrow-icon{width:20px;height:20px;filter:brightness(0) invert(1);transition:transform .3s ease}.course-box.active .course-box-indicator{background-color:#fff}.course-box.active .course-box-arrow-icon{filter:brightness(0) saturate(100%) invert(39%) sepia(88%) saturate(438%) hue-rotate(124deg) brightness(95%) contrast(101%);transform:rotate(90deg)}.course-detail-section{padding:6rem 2rem;background-color:#fff}.course-detail-section:nth-child(2n){background-color:#f9f9f9}.course-detail-container{max-width:1400px;margin:0 auto}.course-detail-title{font-size:2.5rem;color:#009c5e;margin-bottom:2rem;font-weight:700;text-align:center}.course-detail-description{font-size:1.2rem;color:#666;line-height:1.8;margin-bottom:3rem;text-align:center;max-width:900px;margin-left:auto;margin-right:auto}.course-detail-image{width:100%;margin:0 auto}.course-detail-img{width:100%;height:auto;object-fit:contain;border-radius:8px}.course-detail-img.single{width:100%}.course-detail-images-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;width:100%}.course-detail-images-grid .course-detail-img{width:100%;height:auto;object-fit:contain}.course-detail-images-vertical{display:flex;flex-direction:column;gap:3rem;width:100%}.course-detail-item{display:flex;flex-direction:column;gap:1.5rem}.course-detail-item-description{font-size:1.2rem;color:#666;line-height:1.8;text-align:center;max-width:900px;margin:0 auto}@media (max-width: 1200px){.course-boxes-container{grid-template-columns:repeat(2,1fr);gap:1.5rem}.course-box-title{font-size:1.5rem}}@media (max-width: 768px){.education-header{padding:4rem 1.5rem}.education-main-title{font-size:2.5rem}.education-sub-title{font-size:1.1rem}.course-boxes-section{padding:3rem 1.5rem}.course-boxes-container{grid-template-columns:1fr;gap:1.5rem}.course-box-content{padding:1.5rem}.course-box-title{font-size:1.3rem}.course-box-arrow-btn{width:45px;height:45px}.course-box-arrow-icon{width:18px;height:18px}.course-detail-section{padding:4rem 1.5rem}.course-detail-title{font-size:2rem;margin-bottom:1.5rem}.course-detail-description{font-size:1rem;margin-bottom:2rem}.course-detail-images-grid{grid-template-columns:1fr;gap:1rem}.course-detail-images-vertical{gap:2rem}.course-detail-item-description{font-size:1rem}}.contact{width:100%;padding:2rem;background-color:#f9f9f9;flex:1;display:flex;flex-direction:column;overflow-y:auto}.contact-container{max-width:900px;margin:0 auto;flex:1;display:flex;flex-direction:column;justify-content:center}.contact-header{text-align:center;margin-bottom:2rem}.contact-main-title{font-size:3rem;color:#009c5e;font-weight:700;margin-bottom:1.5rem;letter-spacing:-1px}.contact-sub-title{font-size:1.2rem;color:#666;line-height:1.6}.contact-form{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 4px 12px #0000001a}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem;margin-bottom:2rem}.form-group{display:flex;flex-direction:column}.form-group.full-width{grid-column:1 / -1}.form-group label{font-size:1rem;font-weight:600;color:#333;margin-bottom:.5rem}.form-group input,.form-group textarea{padding:.875rem 1rem;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;font-family:inherit;transition:border-color .3s ease,box-shadow .3s ease;background-color:#fff}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:#009c5e;box-shadow:0 0 0 3px #009c5e1a}.form-group input::placeholder,.form-group textarea::placeholder{color:#999}.form-group textarea{resize:vertical;min-height:150px;line-height:1.6}.form-submit{display:flex;justify-content:center;margin-top:1.5rem}.submit-btn{background-color:#009c5e;color:#fff;border:none;padding:1rem 3rem;font-size:1.1rem;font-weight:600;border-radius:8px;cursor:pointer;transition:background-color .3s ease,transform .2s ease;min-width:200px}.submit-btn:hover{background-color:#007a47;transform:translateY(-2px);box-shadow:0 4px 12px #009c5e4d}.submit-btn:active{transform:translateY(0)}.submit-btn:disabled{background-color:#ccc;cursor:not-allowed;transform:none}.submit-btn:disabled:hover{background-color:#ccc;transform:none;box-shadow:none}@media (max-width: 768px){.contact{padding:3rem 1.5rem}.contact-header{margin-bottom:3rem}.contact-main-title{font-size:2.2rem;margin-bottom:1rem}.contact-sub-title{font-size:1rem}.contact-form{padding:2rem 1.5rem}.form-grid{grid-template-columns:1fr;gap:1.5rem;margin-bottom:1.5rem}.form-group textarea{min-height:150px}.submit-btn{width:100%;padding:1rem;font-size:1rem}}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;width:100%;display:flex;flex-direction:column}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#333;line-height:1.6;word-break:break-word;overflow-wrap:break-word}#root{min-height:100vh}