.hero-section{padding-top:150px;padding-bottom:100px}.hero-title{font-size:3rem;font-weight:800;line-height:1.4;margin-bottom:32px;letter-spacing:-.04em;color:var(--black)}.hero-description{font-size:1.125rem;color:var(--text-secondary);line-height:1.8;margin-bottom:48px;max-width:800px}.hero-description p{margin-bottom:16px}.contact-info{display:flex;gap:32px;margin-bottom:48px}.contact-item{display:flex;flex-direction:column;gap:4px}.contact-label{font-size:.875rem;color:var(--text-tertiary);font-weight:600}.contact-item span:last-child{font-size:1rem;font-weight:500;color:var(--black)}.download-btn{display:inline-flex;align-items:center;gap:8px;background-color:var(--black);color:var(--white);padding:16px 32px;border-radius:var(--border-radius);font-weight:600;font-size:1rem;transition:all var(--transition-fast)}.download-btn:hover{background-color:var(--accent-color);transform:translateY(-2px);box-shadow:var(--box-shadow)}@media (max-width: 768px){.hero-title{font-size:2.25rem}.contact-info{flex-direction:column;gap:16px}}.motivation-section{background-color:var(--bg-secondary);padding-top:80px;padding-bottom:80px;border-radius:var(--border-radius-lg);margin-bottom:100px}.motivation-section .section-title{padding:0 40px}.motivation-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;padding:0 40px}.motivation-card{background-color:var(--white);padding:40px;border-radius:var(--border-radius);box-shadow:0 2px 10px #00000005;border:1px solid var(--border-color);transition:transform var(--transition-fast)}.motivation-card:hover{transform:translateY(-4px);box-shadow:var(--box-shadow);border-color:var(--accent-color)}.core-value-tag{display:inline-block;font-size:.8rem;font-weight:700;color:var(--accent-color);background-color:#07ba7b1a;padding:6px 12px;border-radius:20px;margin-bottom:16px}.card-title{font-size:1.35rem;font-weight:700;color:var(--black);margin-bottom:20px;word-break:keep-all}.card-desc{font-size:1rem;color:var(--text-secondary);line-height:1.7}.card-desc strong{color:var(--black)}@media (max-width: 768px){.motivation-grid{grid-template-columns:1fr}}.experience-section{padding-bottom:100px}.timeline{position:relative;padding-left:32px}.timeline:before{content:"";position:absolute;top:0;left:3px;bottom:0;width:2px;background-color:var(--border-color)}.timeline-item{position:relative;margin-bottom:64px}.timeline-item:last-child{margin-bottom:0}.timeline-marker{position:absolute;left:-32px;top:6px;width:12px;height:12px;border-radius:50%;background-color:var(--white);border:2px solid var(--accent-color);transform:translate(-2px);box-shadow:0 0 0 4px var(--bg-color)}.timeline-content{background-color:var(--white);padding-bottom:16px}.exp-header{display:flex;align-items:baseline;gap:16px;margin-bottom:8px}.company-name{font-size:1.5rem;font-weight:800;color:var(--black)}.exp-role{font-size:1.125rem;font-weight:600;color:var(--accent-color)}.exp-period{font-size:.875rem;color:var(--text-tertiary);margin-bottom:24px}.detail-group{margin-bottom:24px}.detail-group h4{font-size:1rem;font-weight:700;color:var(--black);margin-bottom:12px}.detail-group ul{list-style-type:disc;padding-left:20px}.detail-group ul li{margin-bottom:8px;color:var(--text-secondary);line-height:1.6}.tool-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.tool-tag{background-color:var(--bg-secondary);color:var(--text-secondary);font-size:.75rem;padding:6px 12px;border-radius:16px;font-weight:500}@media (max-width: 768px){.exp-header{flex-direction:column;gap:4px}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0006;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:1000;padding:24px;animation:fadeIn .2s ease-out}.modal-container{background-color:var(--white);width:100%;max-width:800px;max-height:90vh;border-radius:var(--border-radius-lg);overflow-y:auto;position:relative;box-shadow:0 20px 40px #0000001a;animation:slideUp .3s cubic-bezier(.16,1,.3,1);padding:48px}.modal-close{position:absolute;top:24px;right:24px;font-size:2rem;line-height:1;color:var(--text-tertiary);transition:color var(--transition-fast)}.modal-close:hover{color:var(--black)}.modal-header{margin-bottom:40px;border-bottom:2px solid var(--black);padding-bottom:24px}.modal-period{display:inline-block;font-size:.9rem;color:var(--text-tertiary);margin-bottom:12px}.modal-title{font-size:2rem;font-weight:800;color:var(--black);margin-bottom:8px;line-height:1.3}.modal-subtitle{font-size:1.25rem;color:var(--accent-color);font-weight:600}.modal-section{margin-bottom:40px}.modal-section>h4{font-size:1.2rem;font-weight:700;color:var(--black);margin-bottom:16px}.modal-summary-box{background-color:var(--bg-secondary);padding:24px;border-radius:var(--border-radius)}.modal-summary-box ul{list-style:none}.modal-summary-box ul li{position:relative;padding-left:20px;margin-bottom:12px;color:var(--text-secondary);line-height:1.6}.modal-summary-box ul li:last-child{margin-bottom:0}.modal-summary-box ul li:before{content:"✓";position:absolute;left:0;color:var(--accent-color);font-weight:700}.modal-detail-text{color:var(--text-secondary);line-height:1.8;white-space:pre-line}.problem-solution{display:flex;flex-direction:column;gap:16px}.ps-row{display:flex;gap:16px}.ps-label{flex-shrink:0;width:60px;font-weight:700;color:var(--black);padding-top:2px}.ps-row p{color:var(--text-secondary);line-height:1.6}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.modal-container{padding:32px 24px}.modal-title{font-size:1.5rem}.ps-row{flex-direction:column;gap:4px}.ps-label{padding-top:0;color:var(--accent-color)}}.project-section{padding-bottom:100px}.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}.project-card{background-color:var(--white);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:32px;display:flex;flex-direction:column;transition:all var(--transition-fast)}.project-card:hover{border-color:var(--accent-color);box-shadow:0 12px 30px #0000000f;transform:translateY(-4px)}.project-period{display:inline-block;font-size:.8rem;color:var(--text-tertiary);margin-bottom:12px;font-weight:500}.project-title{font-size:1.25rem;font-weight:800;color:var(--black);margin-bottom:8px;line-height:1.4}.project-subtitle{font-size:.95rem;color:var(--accent-color);font-weight:600;margin-bottom:24px}.project-summary{flex-grow:1;margin-bottom:32px}.project-summary ul{list-style:none}.project-summary ul li{position:relative;padding-left:16px;font-size:.95rem;color:var(--text-secondary);margin-bottom:8px;line-height:1.5}.project-summary ul li:before{content:"•";color:var(--accent-color);position:absolute;left:0;font-weight:700}.detail-btn{align-self:flex-start;color:var(--black);font-weight:600;font-size:.95rem;padding-bottom:2px;border-bottom:1px solid var(--black);transition:opacity var(--transition-fast)}.detail-btn:hover{opacity:.7}@media (max-width: 768px){.project-grid{grid-template-columns:1fr}}.ed-skill-section{padding-bottom:120px}.section-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px}.ed-list,.skill-list{display:flex;flex-direction:column;gap:40px}.ed-period{font-size:.875rem;color:var(--text-tertiary);margin-bottom:8px}.ed-title{font-size:1.25rem;font-weight:800;color:var(--black);margin-bottom:4px}.ed-subtitle{font-size:1rem;color:var(--accent-color);font-weight:500;margin-bottom:12px}.ed-details{list-style:none}.ed-details li{position:relative;padding-left:12px;font-size:.95rem;color:var(--text-secondary);margin-bottom:6px}.ed-details li:before{content:"-";position:absolute;left:0;color:var(--text-tertiary)}.skill-item{padding-bottom:24px;border-bottom:1px solid var(--border-color)}.skill-item:last-child{border-bottom:none;padding-bottom:0}.skill-cat{font-size:1.1rem;font-weight:700;color:var(--black);margin-bottom:8px}.skill-desc{font-size:.95rem;color:var(--text-secondary);line-height:1.6}@media (max-width: 768px){.section-grid{grid-template-columns:1fr;gap:80px}}.scroll-to-top{position:fixed;bottom:40px;right:40px;width:60px;height:60px;background-color:var(--black);color:var(--white);border-radius:50%;display:flex;flex-direction:column;justify-content:center;align-items:center;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .3s cubic-bezier(.16,1,.3,1);box-shadow:0 10px 25px #0003;z-index:900}.scroll-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}.scroll-to-top:hover{background-color:var(--accent-color);transform:translateY(-5px)}.scroll-to-top .arrow{font-size:1.5rem;font-weight:800;line-height:.8;margin-top:6px;margin-bottom:2px}.scroll-to-top .text{font-size:.75rem;font-weight:800;letter-spacing:.5px}@media (max-width: 768px){.scroll-to-top{bottom:24px;right:24px;width:50px;height:50px}.scroll-to-top .arrow{font-size:1.2rem}.scroll-to-top .text{font-size:.65rem}}.fade-in-section{opacity:0;transform:translateY(30px);visibility:hidden;transition:opacity .8s ease-out,transform .8s ease-out;will-change:opacity,visibility}.fade-in-section.is-visible{opacity:1;transform:none;visibility:visible}.app-container{display:flex;flex-direction:column;min-height:100vh}.navbar{position:sticky;top:0;background-color:#ffffffe6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border-color);z-index:100;padding:16px 0}.nav-content{max-width:1000px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:0 24px}.logo{font-weight:800;font-size:1.25rem;letter-spacing:-.02em;color:var(--black)}.nav-links{display:flex;gap:24px}.nav-links a{font-size:.95rem;font-weight:500;color:var(--text-secondary);transition:color var(--transition-fast);position:relative}.nav-links a:hover,.nav-links a.active{color:var(--black);font-weight:700}.nav-links a.active:after{content:"";position:absolute;bottom:-6px;left:0;right:0;height:2px;background-color:var(--accent-color);border-radius:2px}main{flex:1}section{padding:100px 24px;max-width:1000px;margin:0 auto}.section-title{font-size:2rem;font-weight:800;margin-bottom:48px;color:var(--black);letter-spacing:-.03em}.footer{padding:48px 24px;background-color:var(--bg-secondary);text-align:center;color:var(--text-tertiary);font-size:.875rem;border-top:1px solid var(--border-color)}.footer-content p{margin-bottom:8px}.highlight{color:var(--accent-color)}@media (max-width: 768px){.nav-links{display:none}}:root{--bg-color: #ffffff;--bg-secondary: #f4f4f5;--text-primary: #111111;--text-secondary: #555555;--text-tertiary: #888888;--accent-color: #07ba7b;--accent-hover: #069c67;--border-color: #e5e5e5;--black: #000000;--white: #ffffff;--font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--border-radius: 8px;--border-radius-lg: 16px;--transition-fast: .2s ease-in-out;--box-shadow: 0 4px 20px rgba(0, 0, 0, .05)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);font-family:var(--font-family);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}ul{list-style:none}button{font-family:inherit;cursor:pointer;border:none;background:none}