.header{position:fixed;top:0;left:0;right:0;height:60px;background:#faf7f2d9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);display:flex;align-items:center;z-index:1000;box-shadow:var(--shadow-sm);padding:0 24px}.header-container{display:flex;justify-content:space-between;align-items:center;width:100%;max-width:1200px;margin:0 auto}.header h1{font-size:1.25rem;font-weight:700;margin:0}.header h1 a{color:var(--text-primary);text-decoration:none;transition:color .2s}.header h1 a:hover{color:var(--accent-primary)}.header-nav{display:flex;gap:24px;margin-left:auto}.header-nav a{text-decoration:none;font-weight:600;color:var(--text-secondary);font-size:.95rem;transition:all .2s ease;padding:4px 10px;border-radius:6px}.header-nav a:hover{color:var(--accent-primary);background-color:var(--accent-subtle)}.section{padding:0 20px 40px;line-height:1.8}.about-me-container{display:flex;flex-direction:column;align-items:center;justify-content:center;max-width:100%;margin:0 auto;width:70%}.hero-box{width:100vw;position:relative;left:50%;right:50%;margin-left:-50vw;margin-right:-50vw;max-width:100vw;min-height:350px;padding:60px 20px;margin-top:0;margin-bottom:50px;background-image:linear-gradient(#2c2a29a6,#2c2a29d9),url(/backgroundimg.png);background-size:cover;background-position:center;background-repeat:no-repeat;border:none;box-shadow:var(--shadow-md);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;box-sizing:border-box}.hero-title{color:#faf7f2;font-size:2.3rem;font-weight:700;margin:0;line-height:1.4;letter-spacing:-.5px}.hero-subtitle{color:#d5cfc5;font-size:1.15rem;margin-top:10px;margin-bottom:0;line-height:1.6}.about-me-text{color:var(--text-primary);margin-left:0;width:100%;font-size:1.05rem}.social-links{display:flex;gap:20px;margin-top:24px;justify-content:flex-start}.social-link{display:flex;align-items:center;text-decoration:none;color:var(--accent-primary);font-weight:600;padding:6px 12px;background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:8px;box-shadow:var(--shadow-sm);transition:all .2s ease}.social-link:hover{color:var(--accent-hover);background-color:var(--accent-subtle);border-color:var(--accent-border)}.social-icon{width:24px;height:24px;margin-right:8px}.section .section-content h2{border-bottom:2px solid var(--accent-primary);padding-bottom:10px;margin-top:40px;margin-bottom:20px;color:var(--text-primary);font-size:1.8rem}.section-content h3{color:var(--accent-primary);font-size:1.3rem;margin-top:24px}.experience-item ul{list-style-type:disc;margin-left:20px}.why-backend-item p{margin-bottom:20px;margin-left:20px}.about-me-text h2{color:var(--accent-primary);font-size:1.5rem;margin-top:24px}.modal-overlay{position:fixed;inset:0;background-color:#2c2a2999;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background-color:var(--bg-surface);padding:28px;border-radius:16px;max-width:800px;width:90%;box-shadow:var(--shadow-lg);color:var(--text-primary);max-height:85vh;display:flex;flex-direction:column;border:1px solid var(--border-color)}.modal-header{display:flex;justify-content:space-between;align-items:center;border-bottom:2px solid var(--accent-primary);padding-bottom:12px;margin-bottom:16px}.modal-header h3{margin:0;font-size:1.5rem;color:var(--text-primary)}.close-button{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-secondary);box-shadow:none;padding:4px 8px}.close-button:hover{color:var(--accent-primary);background:none}.modal-body{text-align:left;overflow-y:auto;padding-right:15px;color:var(--text-primary)}.modal-section{margin-bottom:20px}.modal-section h4{color:var(--text-primary);border-bottom:2px solid var(--accent-primary);padding-bottom:5px;margin-bottom:10px;font-size:1.2rem}.modal-body p{line-height:1.6;margin-bottom:10px;color:var(--text-primary)}.modal-body h2{font-size:1.6rem;margin-top:20px;margin-bottom:10px;border-bottom:1px solid var(--border-color);padding-bottom:5px;color:var(--text-primary)}.modal-body h3{font-size:1.3rem;margin-top:15px;margin-bottom:8px;color:var(--accent-primary)}.modal-body strong{font-weight:700;color:var(--text-primary)}.modal-body ul{list-style-type:disc;margin-left:20px;margin-bottom:10px;color:var(--text-primary)}.modal-body li{margin-bottom:5px;color:var(--text-primary)}.modal-body hr{border:0;border-top:1px solid var(--border-color);margin:20px 0}.modal-image{max-width:100%;height:auto;border-radius:8px;margin-bottom:20px;border:1px solid var(--border-color)}.modal-footer{text-align:right;margin-top:auto;padding-top:20px;border-top:1px solid var(--border-color)}.asis-tobe-container{display:flex;justify-content:space-between;gap:20px;margin-top:15px}.asis-section,.tobe-section{flex:1;padding:16px;border-radius:10px;background-color:var(--bg-elevated)}.asis-section{border:1px solid #F5C6CB;background-color:#fff8f8}.tobe-section{border:1px solid #C3E6CB;background-color:#f8fcf9}.asis-section h4,.tobe-section h4{margin-top:0;font-size:1.05em;border-bottom:2px solid;padding-bottom:5px;margin-bottom:10px}.asis-section h4{color:#d9534f;border-color:#d9534f}.tobe-section h4{color:#2e7d32;border-color:#2e7d32}.asis-section ul,.tobe-section ul{padding-left:20px;margin-top:10px}.asis-section li,.tobe-section li{margin-bottom:8px;line-height:1.6;color:var(--text-primary)}.section h2{border-bottom:var(--accent-primary) 2px 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ease;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.github-button:hover{background:var(--accent-primary);color:var(--text-inverse);border-color:var(--accent-primary);text-decoration:none}.project-info p{white-space:pre-line;line-height:1.6}.stacks-unified-card{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:16px;padding:28px 32px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:24px;margin-top:16px}.stack-row{display:flex;align-items:center;padding-bottom:20px}.stack-row:last-child{border-bottom:none;padding-bottom:0}.stack-category-title{min-width:210px;font-size:1.05rem;font-weight:700;color:var(--accent-primary);letter-spacing:-.01em}.stack-pills-container{display:flex;flex-wrap:wrap;gap:12px;align-items:center;flex:1}.tech-pill{display:inline-flex;align-items:center;gap:10px;background-color:var(--bg-elevated);border:1px solid var(--border-color);padding:8px 16px;border-radius:24px;transition:all .2s ease;box-shadow:0 1px 3px #00000005;cursor:default}.tech-pill:hover{background-color:var(--accent-subtle);border-color:var(--accent-border);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.tech-pill-icon{width:22px;height:22px;object-fit:contain}.tech-pill-name{font-size:.95rem;font-weight:600;color:var(--text-primary)}@media(max-width:768px){.section{width:100%}.stack-row{flex-direction:column;align-items:flex-start;gap:12px}.stack-category-title{min-width:auto}}.footer{text-align:center;padding:24px;background:var(--bg-primary);border-top:1px solid var(--border-color);margin-top:40px;color:var(--text-secondary);font-size:.9em}.app-container{display:flex;flex-direction:column;min-height:100vh;background-color:var(--bg-primary)}.content-container{display:flex;flex:1;max-width:1200px;margin:0 auto;width:100%;padding-top:60px;background-color:var(--bg-primary)}.main-content{flex:1;padding:20px;color:var(--text-primary)}#about{padding-top:0;margin-top:0}#projects,#skills,#experiences,#certificated{scroll-margin-top:70px;color:var(--text-primary)}.section{padding:20px;width:60%;margin:0 auto}.certificates-grid{display:flex;flex-wrap:wrap;gap:32px;align-items:flex-start;padding-left:10px}.certificate-item{display:flex;flex-direction:column;align-items:center;width:140px}.certificate-card{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:12px;padding:16px;width:130px;height:130px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-shadow:var(--shadow-sm);transition:all .25s ease;margin-bottom:12px}.certificate-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--accent-border);background-color:var(--accent-subtle)}.certificate-info h3{margin:0 0 8px;font-size:1.1em;color:var(--accent-primary);font-weight:700}.certificate-info p{margin:4px 0;color:var(--text-secondary);font-size:.88em;font-weight:500}@media(max-width:768px){.section{width:100%}}.section{width:60%;margin:0 auto}.section-content{width:100%;display:grid;grid-template-columns:repeat(auto-fit,minmax(360px,1fr));gap:24px}.section-content h2{grid-column:1 / -1;margin-bottom:24px;border-bottom:2px solid var(--accent-primary);padding-bottom:10px;color:var(--text-primary);font-size:1.8rem}.experience-item{width:100%;box-sizing:border-box;background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:12px;padding:24px;box-shadow:var(--shadow-sm);transition:all .25s ease;display:flex;flex-direction:column}.experience-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--accent-border)}.experience-item h3{color:var(--accent-primary);font-size:1.2rem;margin-top:0;margin-bottom:16px;border-bottom:1px solid var(--bg-elevated);padding-bottom:8px}.experience-item ul{padding-left:20px;margin:0}.experience-item li{color:var(--text-primary);line-height:1.7;margin-bottom:8px;font-size:.95rem}.experience-item li:last-child{margin-bottom:0}.scroll-to-top-btn{position:fixed;bottom:32px;right:32px;width:48px;height:48px;border-radius:50%;background-color:var(--bg-surface);color:var(--accent-primary);border:1px solid var(--border-color);box-shadow:var(--shadow-md);font-size:1.4rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:1000;transition:all .25s ease;padding:0;line-height:1}.scroll-to-top-btn:hover{background-color:var(--accent-primary);color:var(--text-inverse);border-color:var(--accent-primary);transform:translateY(-4px);box-shadow:var(--shadow-lg)}:root{--bg-primary: #FAF7F2;--bg-surface: #FFFFFF;--bg-elevated: #F3EFE8;--bg-dark-accent: #2C2A29;--text-primary: #2C2A29;--text-secondary: #706C67;--text-muted: #9E9A93;--text-inverse: #FAF7F2;--accent-primary: #D97757;--accent-hover: #C25E3E;--accent-subtle: #F8ECE6;--accent-border: #E8BFB0;--border-color: #E6E0D6;--border-strong: #D5CFC5;--shadow-sm: 0 2px 8px rgba(44, 42, 41, .04);--shadow-md: 0 4px 16px rgba(44, 42, 41, .08);--shadow-lg: 0 8px 24px rgba(44, 42, 41, .12);--font-family: "Plus Jakarta Sans", "Noto Sans KR", -apple-system, BlinkMacSystemFont, sans-serif;line-height:1.6;font-weight:400;color:var(--text-primary);background-color:var(--bg-primary);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html{scroll-behavior:smooth;overflow-x:hidden;background-color:var(--bg-primary)}body{margin:0!important;overflow-x:hidden;font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary)}a{font-weight:500;color:var(--accent-primary);text-decoration:inherit;transition:color .2s ease}a:hover{color:var(--accent-hover)}h1,h2,h3,h4,h5,h6{color:var(--text-primary);letter-spacing:-.02em}h1{font-size:3em;line-height:1.15}button{border-radius:8px;border:1px solid var(--border-color);padding:.6em 1.2em;font-size:.95em;font-weight:600;font-family:inherit;background-color:var(--bg-surface);color:var(--accent-primary);cursor:pointer;box-shadow:var(--shadow-sm);transition:all .2s ease}button:hover{background-color:var(--accent-subtle);border-color:var(--accent-border);color:var(--accent-hover)}button:focus,button:focus-visible{outline:2px solid var(--accent-primary);outline-offset:2px}