:root{--primary-color: #AAE1EF;--secondary-color: #4A90E2;--text-color: #333;--background-color: #f5f5f5;--card-background: #ffffff;--transition-speed: .3s;--font-family-base: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-family-heading: "Noto Serif JP", Georgia, serif;--line-height-base: 1.8;--line-height-heading: 1.4}body{margin:0;padding:0;font-family:var(--font-family-base);background-color:var(--background-color);color:var(--text-color);line-height:var(--line-height-base);font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.root-container{display:flex;flex-direction:row;min-height:100vh;background-color:var(--background-color)}.main,.contact,.sns{flex-grow:1;margin-top:64px;padding:24px;transition:all var(--transition-speed) ease}.card{background-color:var(--card-background);border-radius:8px;box-shadow:0 2px 4px #0000001a;transition:transform var(--transition-speed),box-shadow var(--transition-speed)}.card:hover{transform:translateY(-4px);box-shadow:0 4px 8px #0003}h1,h2,h3,h4,h5,h6{font-family:var(--font-family-heading);color:var(--text-color);margin-bottom:1.5rem;line-height:var(--line-height-heading);font-weight:600}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.75rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1.1rem}p{margin-bottom:1.5rem;line-height:var(--line-height-base)}a{color:var(--secondary-color);text-decoration:none;transition:color var(--transition-speed);font-weight:500}a:hover{color:var(--primary-color)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@media (max-width: 600px){.root-container{flex-direction:column}.main,.contact,.sns{margin-top:16px;padding:16px;width:100%}.card{margin-bottom:16px}}.face-image{border-radius:50%;transition:transform var(--transition-speed)}.face-image:hover{transform:scale(1.05);cursor:pointer}.topname{font-family:var(--font-family-heading);font-size:1.8rem;font-weight:600;transition:color var(--transition-speed)}.topname:hover{color:var(--secondary-color);cursor:pointer}.sns-item{display:flex;align-items:center;padding:15px;transition:background-color var(--transition-speed)}.sns-item:hover{background-color:#aae1ef1a}.sns-name{display:inline;font-size:1.1rem;font-weight:500;margin-left:10px}.email{font-weight:600;font-size:1.5rem;color:var(--secondary-color);font-family:var(--font-family-base)}.experience{padding-bottom:15px;padding-top:5px;font-size:1.25rem;line-height:var(--line-height-base);color:var(--text-color);font-weight:400}.country-flag{font-size:50px;position:relative;display:inline-block;transition:transform var(--transition-speed)}.country-flag:hover{transform:scale(1.1)}.country-flag .tooltip-text{visibility:hidden;width:60px;background-color:var(--text-color);color:var(--card-background);text-align:center;border-radius:6px;padding:5px 0;position:absolute;z-index:1;bottom:100%;margin-left:-60px;opacity:0;transition:opacity var(--transition-speed)}.country-flag:hover .tooltip-text{visibility:visible;opacity:1;font-size:10px}.date{display:inline-block;width:200px;padding-left:10px;padding-right:10px;font-size:1.1rem;font-weight:600;color:var(--secondary-color);font-family:var(--font-family-base)}@keyframes shake{0%{transform:translate(0)}25%{transform:translate(-5px) rotate(-5deg)}50%{transform:translate(5px) rotate(5deg)}75%{transform:translate(-5px) rotate(-5deg)}to{transform:translate(0)}}.lang-name{font-size:1.1rem;margin:0 auto;display:flex;padding-left:10px;align-items:center;color:var(--text-color);font-weight:500}.langueges{padding-bottom:10px}