:root{--bg: #ffffff;--text-main: #111111;--text-muted: #737373;--link: #737373;--badge-bg: #f4f4f5;--badge-hover: #e4e4e7;--tooltip-bg: #111111;--tooltip-text: #ffffff}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--bg);min-height:100vh}body{color:var(--text-main);font-family:Inter,system-ui,-apple-system,sans-serif;font-size:1.125rem;line-height:1.7;letter-spacing:.01em;padding:10vh 24px}.container{max-width:650px;margin:0 auto;text-align:left}section{margin-bottom:4rem}section:last-child{margin-bottom:0}p{margin-bottom:1.75rem}p:last-child{margin-bottom:0}h1.hero-headline{font-size:2.5rem;font-weight:500;line-height:1.25;color:var(--text-main);margin-bottom:0;letter-spacing:-.02em}h2{font-size:1.125rem;font-weight:500;margin-top:4rem;margin-bottom:1.5rem;color:var(--text-main)}a{color:var(--link);text-decoration:none;transition:all .2s ease}a:hover{color:var(--text-main)}.inline-avatar{display:inline-block;width:32px;height:32px;border-radius:6px;object-fit:cover;vertical-align:middle;margin:0 6px;fill:#333}.projects-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:80px;margin-bottom:6rem}.project-icon-box{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-bottom:16px}.project-block{text-decoration:none;color:inherit;display:flex;flex-direction:column;transition:transform .2s ease,opacity .2s ease}.project-block:hover{transform:translateY(-2px);opacity:.8}.holding-connector{position:absolute;top:24px;left:56px;width:calc(100% + 48px);height:44px;border-top:2px solid #111111;border-right:2px solid #111111;border-top-right-radius:12px;pointer-events:none;z-index:10}.holding-connector:after{content:"";position:absolute;bottom:-4px;right:-5.5px;width:10px;height:10px;border-bottom:2px solid #111111;border-right:2px solid #111111;transform:rotate(45deg)}.project-title{font-weight:600;color:var(--text-main);margin-bottom:4px;font-size:1.5rem;letter-spacing:-.01em}.project-desc{color:var(--text-muted);font-size:1.125rem;margin-bottom:12px;line-height:1.6}.footer-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:1.5rem}.footer-row:last-child{margin-bottom:0}.inline-badge{display:inline-flex;align-items:center;height:28px;padding:0 8px;border-radius:6px;background-color:var(--badge-bg);color:var(--text-main);text-decoration:none;font-size:.95rem;font-weight:500;transition:all .2s ease;vertical-align:middle}.badge-icon{width:16px;height:16px;flex-shrink:0;margin-right:6px}.hover-arrow{opacity:0;max-width:0;transform:translate(-8px);overflow:hidden;transition:all .2s ease;display:inline-flex;align-items:center}.hover-arrow-left{opacity:0;max-width:0;transform:translate(8px);overflow:hidden;transition:all .2s ease;display:inline-flex;align-items:center}.inline-badge:hover .hover-arrow,.text-link:hover .hover-arrow{opacity:1;max-width:16px;transform:translate(0);margin-left:4px}.back-link:hover .hover-arrow-left{opacity:1;max-width:16px;transform:translate(0);margin-right:4px}.text-link{display:inline-flex;align-items:center;color:var(--text-main);font-weight:500}.back-link{display:inline-flex;align-items:center;font-size:.95rem;color:var(--text-muted)}.back-link:hover{color:var(--text-main)}.project-block,.inline-badge,.text-link,.tech-item,.back-link{transition:all .2s ease}.project-block:hover,.inline-badge:hover,.text-link:hover,.tech-item:hover,.back-link:hover{transform:translateY(-2px);opacity:.8}.tooltip-wrapper{position:relative;display:inline-flex}.tooltip-wrapper:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%) translateY(4px);opacity:0;visibility:hidden;background:var(--tooltip-bg);color:var(--tooltip-text);padding:6px 10px;border-radius:6px;font-size:.85rem;font-weight:400;pointer-events:none;white-space:nowrap;transition:all .2s cubic-bezier(.16,1,.3,1);z-index:50}.tooltip-wrapper:hover:after{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}.tech-stack-list{display:flex;flex-direction:column;gap:2rem}.tech-item{display:flex;flex-direction:column;gap:12px}.tech-icon{width:48px;height:48px;border-radius:8px;display:flex;align-items:center;justify-content:center}.tech-icon svg{width:48px;height:48px}.tech-info{display:flex;flex-direction:column}.tech-name{font-weight:600;font-size:1.125rem;line-height:1.3;color:var(--text-main);margin-bottom:2px}.tech-usage{color:var(--text-muted);font-size:1.05rem;line-height:1.6}.tech-intro{color:var(--text-main);font-size:1.125rem;line-height:1.6;margin-top:1rem}.tech-category{margin-bottom:4rem}.tech-category:last-child{margin-bottom:0}.tech-header{font-size:.85rem;font-weight:500;text-transform:uppercase;color:#888;margin-bottom:1.5rem;letter-spacing:.05em}.tech-list{display:flex;flex-direction:column}.tech-list-row{display:flex;align-items:flex-start;gap:20px;padding:24px 0;border-bottom:1px solid #e5e5e5;transition:all .2s ease;text-decoration:none;color:inherit}.tech-list-row:last-child{border-bottom:none}.tech-list-row:hover{transform:translateY(-2px);opacity:.8}.icon-box{width:48px;height:48px;border-radius:12px;background-color:#f4f4f5;display:flex;align-items:center;justify-content:center;flex-shrink:0}.icon-box svg{width:24px;height:24px}.tech-list-content{display:flex;flex-direction:column}.tech-list-title{font-weight:600;font-size:1.25rem;color:var(--text-main)}.tech-list-desc-wrapper{display:flex;gap:8px;align-items:flex-start;margin-top:6px}.tech-list-desc{color:var(--text-main);line-height:1.6;font-weight:400;font-size:1.1rem}.desc-arrow{flex-shrink:0;color:#999;margin-top:5px}