:root{--primary: #2d333b;--secondary: #22272e;--text: #adbac7;--accent: #539bf5;--card: #2d333b;--gh-pages: #8957e5}*{margin:0;padding:0;box-sizing:border-box;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif}body{background-color:var(--secondary);color:var(--text);line-height:1.6}header{background-color:#2d333b80;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:2rem 0;text-align:center;border-bottom:1px solid rgba(173,186,199,.1);box-shadow:none}.chess-games-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}.chess-game-card{background-color:var(--card);border:1px solid rgba(173,186,199,.1);border-radius:8px;padding:1rem 1.5rem;display:flex;flex-direction:column;gap:.75rem}.chess-card-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem;font-size:1.1rem}.player-info{display:flex;align-items:center;gap:.6rem}.player-link{color:var(--text);text-decoration:none;font-weight:600;transition:color .2s ease}.player-link:hover{color:var(--accent);text-decoration:underline}.vs-separator{color:#848d97;font-weight:500}.chess-player-color{display:inline-block;width:14px;height:14px;border-radius:50%;margin-right:0rem;border:2px solid #555}.chess-player-color.white{background-color:#f0d9b5}.chess-player-color.black{background-color:#312e2b}.chess-card-body{display:flex;justify-content:space-between;align-items:center;color:#a2b0c0}.game-date{font-size:.9rem}.chess-card-meta{display:flex;flex-wrap:wrap;gap:.5rem 1rem;font-size:.85rem;color:#a2b0c0;border-top:1px solid rgba(173,186,199,.1);padding-top:.75rem;margin-top:.5rem}.chess-card-meta span{display:flex;align-items:center;gap:.4rem}.chess-result{font-weight:700;padding:.25rem .75rem;border-radius:5px;text-transform:uppercase;font-size:.8rem}.chess-result.victory{color:#38a169;background-color:#38a1691a}.chess-result.defeat{color:#e53e3e;background-color:#e53e3e1a}.chess-result.draw{color:#a0aec0;background-color:#a0aec01a}.chess-result.inprogress{color:#f6ad55;background-color:#f6ad551a}.chess-view-game{color:var(--accent);text-decoration:none;font-weight:500;transition:color .2s;align-self:flex-end;margin-top:auto}.chess-view-game:hover{text-decoration:underline}.chess-view-game i{font-size:.8em;margin-left:5px}.joke-container{max-width:500px;margin:0 auto 2rem;padding:1.25rem;border:1px solid rgba(173,186,199,.1);border-radius:8px;position:relative}.joke-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.joke-header h4{color:var(--accent);margin:0}.joke-content{min-height:70px;display:flex;flex-direction:column;justify-content:center}.joke-setup{margin-bottom:.5rem}.joke-punchline{color:#a2b0c0}.joke-refresh-button{background:none;border:none;color:var(--accent);font-size:1.25rem;cursor:pointer;padding:.5rem;line-height:1;border-radius:50%;transition:transform .4s ease,background-color .2s}.joke-refresh-button:hover:not(:disabled){transform:rotate(180deg);background-color:#539bf51a}.joke-refresh-button:disabled{color:#536170;cursor:not-allowed}.app-container{--bg-image: url(https://api.nasa.gov/assets/img/general/apod.jpg);min-height:100vh;position:relative;background-image:linear-gradient(#0a141eb3,#0a141eb3),var(--bg-image);background-size:cover;background-position:center;background-attachment:fixed;transition:background-image .8s ease-in-out}.apod-hero{position:relative;height:280px;background-size:cover;background-position:center;border-bottom:1px solid rgba(173,186,199,.12)}.apod-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#0a141e8c,#0a141ea6 60%,#0a141ebf);display:flex;align-items:end}.main-content-wrapper{max-width:1200px;margin:2rem auto;padding:1rem;background-color:#22272eb3;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:12px;border:1px solid rgba(173,186,199,.1)}.main-content-wrapper .projects,.main-content-wrapper .books-section{padding-top:1rem}.apod-title{color:var(--accent);font-size:1.5rem;font-weight:700}.apod-subtitle{color:#a2b0c0;margin-top:.25rem;margin-bottom:1rem}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.profile{display:flex;flex-direction:column;align-items:center;margin-bottom:2rem}.profile-img{width:150px;height:150px;border-radius:50%;border:4px solid var(--accent);margin-bottom:1rem}.profile-name{font-size:2rem;font-weight:700;margin-bottom:.5rem}.profile-bio{max-width:600px;text-align:center;margin-bottom:1rem}.profile-stats{display:flex;gap:2rem;margin:1rem 0}.stat{display:flex;flex-direction:column;align-items:center}.stat-value{font-size:1.5rem;font-weight:700;color:var(--accent)}.social-links{display:flex;gap:1rem;margin-top:1rem}.social-link{color:var(--text);font-size:1.5rem;transition:color .3s}.social-link:hover{color:var(--accent)}.main-tabs-nav{display:flex;justify-content:center;background-color:#2d333b80;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding-top:1rem;border-bottom:1px solid rgba(173,186,199,.1)}.main-tab-button{background:none;border:none;color:var(--text);padding:.75rem 1.5rem;cursor:pointer;font-size:1.2rem;border-bottom:3px solid transparent;transition:all .3s}.main-tab-button.active{color:var(--accent);border-bottom-color:var(--accent)}.main-tab-content{display:none}.main-tab-content.active{display:block}.projects{padding:3rem 0}.section-title{font-size:2rem;font-weight:700;margin-bottom:2rem;text-align:center;color:var(--accent)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem}.project-card{background-color:var(--card);border-radius:8px;overflow:hidden;box-shadow:0 4px 12px #0000001a;transition:transform .3s,box-shadow .3s}.project-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px #0003}.project-content{padding:1.5rem}.project-title{font-size:1.25rem;font-weight:600;margin-bottom:.5rem;display:flex;align-items:center;gap:10px}.project-title a{color:var(--accent);text-decoration:none;transition:color .3s}.project-title a:hover{text-decoration:underline}.pages-badge{display:flex;align-items:center;background-color:var(--gh-pages);color:#fff;font-size:.7rem;font-weight:600;padding:.25rem .5rem;border-radius:12px;text-decoration:none;transition:opacity .3s}.pages-badge:hover{opacity:.9}.pages-badge i{margin-right:5px}.project-description{font-size:.9rem;margin-bottom:1rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.project-meta{display:flex;justify-content:space-between;align-items:center;font-size:.85rem}.project-language{display:flex;align-items:center}.language-color{width:12px;height:12px;border-radius:50%;margin-right:5px}.project-stats{display:flex;gap:1rem}.project-stat{display:flex;align-items:center;gap:5px}.loader{display:flex;justify-content:center;margin:2rem 0}.spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.1);border-left-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}footer{background-color:var(--primary);padding:2rem 0;text-align:center;margin-top:3rem}.footer-text{font-size:.9rem}.footer-text a{color:var(--accent);text-decoration:none}.footer-text a:hover{text-decoration:underline}.books-section{padding:3rem 0}.tabs{display:flex;justify-content:center;margin-bottom:2rem}.tab-button{background:none;border:none;color:var(--text);padding:.5rem 1rem;cursor:pointer;font-size:1.1rem;border-bottom:2px solid transparent;transition:border-color .3s,color .3s}.tab-button.active{color:var(--accent);border-bottom-color:var(--accent)}.tab-content{display:none}.tab-content.active{display:block}.books-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1.5rem}.book-card{background-color:var(--card);border-radius:8px;overflow:hidden;text-align:center;padding:1rem}.book-card img{max-width:100%;border-radius:4px;margin-bottom:.5rem}.book-title a{color:var(--accent);text-decoration:none;font-weight:600}.book-author{font-size:.9rem;color:var(--text)}@media (max-width: 768px){.projects-grid{grid-template-columns:1fr}.profile-stats{flex-wrap:wrap;justify-content:center}}