:root{--bg-color:#f8f9fa;--text-color:#212529;--primary-blue:#0d6efd;--accent-blue:#007bff;--border-color:#dee2e6;--font-heading:'Montserrat',sans-serif;--font-body:'Open Sans',sans-serif;--shadow:0 4px 12px rgba(0,0,0,0.1);--gradient-start:rgba(13,110,253,0.15);--gradient-mid:rgba(0,123,255,0.1);--gradient-end:rgba(108,117,125,0.08);--bg-overlay:rgba(0,0,0,0.3)}body.dark-mode{--bg-color:#1a1a1a;--text-color:#e0e0e0;--primary-blue:#4da3ff;--accent-blue:#66b3ff;--border-color:#404040;--shadow:0 4px 12px rgba(0,0,0,0.5);--bg-overlay:rgba(0,0,0,0.6);--gradient-start:rgba(13,110,253,0.25);--gradient-mid:rgba(0,123,255,0.15);--gradient-end:rgba(108,117,125,0.12)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px;height:100%;overflow-x:hidden}.page-transition{opacity:1;transition:opacity 0.3s ease}.page-transition.fade-out{opacity:0}body{font-family:var(--font-body),-apple-system,BlinkMacSystemFont,'Segoe UI','Microsoft YaHei','PingFang SC',sans-serif;color:var(--text-color);line-height:1.6;min-height:100vh;height:auto;position:relative;overflow-x:hidden;overflow-y:auto;margin:0;padding:0;display:flex;flex-direction:column;transition:background 0.3s ease,color 0.3s ease;background:radial-gradient(ellipse at 10% 20%,rgba(255,182,193,0.3) 0%,transparent 50%),radial-gradient(ellipse at 90% 80%,rgba(173,216,230,0.3) 0%,transparent 50%),linear-gradient(135deg,#e3f2fd 0%,#f3e5f5 15%,#fce4ec 30%,#fff3e0 45%,#e0f2f1 60%,#e1bee7 75%,#b2ebf2 90%,#c5cae9 100%);background-attachment:fixed;background-size:400% 400%;animation:backgroundShift 25s ease infinite}@keyframes backgroundShift{0%{background-position:0% 50%}25%{background-position:100% 75%}50%{background-position:100% 50%}75%{background-position:0% 25%}100%{background-position:0% 50%}}body.dark-mode{background:radial-gradient(ellipse at 15% 25%,rgba(156,39,176,0.4) 0%,transparent 50%),radial-gradient(ellipse at 85% 75%,rgba(63,81,181,0.4) 0%,transparent 50%),radial-gradient(ellipse at 50% 50%,rgba(0,150,136,0.3) 0%,transparent 60%),linear-gradient(135deg,#0a0e27 0%,#1a0033 15%,#001a33 30%,#002a3a 45%,#001f2e 60%,#1a0033 75%,#0d1929 90%,#0a0e27 100%);background-attachment:fixed;background-size:400% 400%;animation:backgroundShift 30s ease infinite}::selection{background-color:var(--primary-blue);color:white}::-moz-selection{background-color:var(--primary-blue);color:white}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:rgba(0,0,0,0.1)}::-webkit-scrollbar-thumb{background:var(--primary-blue);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--accent-blue)}body.dark-mode::-webkit-scrollbar-track{background:rgba(255,255,255,0.1)}#particles-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1;pointer-events:none}#particles-container canvas{display:block;width:100%;height:100%}#cursor-glow{position:fixed;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(13,110,253,0.15),transparent 70%);pointer-events:none;transform:translate(-50%,-50%);z-index:2;opacity:0;transition:opacity 0.3s ease}#cursor-glow.active{opacity:1}#landing-page{height:100vh;width:100%;display:flex;justify-content:center;align-items:center;text-align:center;color:white;background:linear-gradient(135deg,rgba(13,110,253,0.9) 0%,rgba(25,118,210,0.9) 50%,rgba(66,165,245,0.9) 100%);background-size:cover;background-position:center;cursor:pointer;position:fixed;top:0;left:0;z-index:2000;opacity:1;transition:opacity 1s ease-out,visibility 1s;visibility:visible}#landing-page.hidden{opacity:0;visibility:hidden}.landing-content h1{font-size:6rem;font-weight:700;text-shadow:2px 2px 8px rgba(0,0,0,0.7);animation:fadeIn 2s ease-in-out}.enter-prompt{font-size:1.2rem;margin-top:1.5rem;opacity:0.9;letter-spacing:2px;animation:fadeIn 2s ease-in-out 0.5s;animation-fill-mode:backwards}@keyframes fadeIn{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}#main-content-wrapper{position:relative;z-index:1;display:flex;flex-direction:column;flex:1 0 auto;min-height:100vh;background-color:transparent;margin:0;padding:0}main{flex:1 0 auto;display:flex;flex-direction:column;justify-content:center;align-items:center;margin:0;padding:0}header{display:flex;justify-content:space-between;align-items:center;padding:1rem 5%;background:rgba(255,255,255,0.7);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid rgba(255,255,255,0.3);box-shadow:0 8px 32px rgba(0,0,0,0.08);position:sticky;top:0;z-index:1000;width:100%;flex-shrink:0;margin:0;transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}header::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(255,255,255,0.1) 0%,rgba(255,255,255,0.05) 100%);pointer-events:none;z-index:-1}body.dark-mode header{background:rgba(26,26,26,0.8);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid rgba(255,255,255,0.1);box-shadow:0 8px 32px rgba(0,0,0,0.5)}body.dark-mode header::before{background:linear-gradient(135deg,rgba(77,163,255,0.05) 0%,rgba(77,163,255,0.02) 100%)}.logo{font-family:var(--font-heading);font-size:1.5rem;font-weight:700;color:var(--primary-blue);text-decoration:none;transition:all 0.3s cubic-bezier(0.4,0,0.2,1);position:relative}.logo::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;background:linear-gradient(90deg,var(--primary-blue),var(--accent-blue));transition:width 0.4s cubic-bezier(0.4,0,0.2,1)}.logo:hover::after{width:100%}.logo:hover{transform:translateY(-2px);text-shadow:0 2px 8px rgba(13,110,253,0.3)}.nav-tools{display:flex;align-items:center;gap:2rem}nav ul{display:flex;list-style:none}nav ul li{margin-left:3rem}nav ul li a{color:var(--text-color);font-weight:600;font-size:1rem;padding:0.5rem 0;position:relative;transition:all 0.3s cubic-bezier(0.4,0,0.2,1);text-decoration:none;display:inline-block}nav ul li a::before{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:2px;background:linear-gradient(90deg,var(--primary-blue),var(--accent-blue));transition:width 0.4s cubic-bezier(0.4,0,0.2,1)}nav ul li a:hover{color:var(--primary-blue);transform:translateY(-2px)}nav ul li a:hover::before{width:100%}nav ul li a.active{color:var(--primary-blue);font-weight:700;background:rgba(13,110,253,0.08);padding:0.5rem 1rem;border-radius:8px}nav ul li a.active::before{width:80%;bottom:3px}.content-section{padding:4rem 3rem;max-width:1400px;width:95%;margin:2rem auto;background-color:rgba(255,255,255,0.95);border-radius:12px;box-shadow:var(--shadow);flex-grow:1;text-align:center;display:flex;flex-direction:column;align-items:center;position:relative;z-index:1;transition:all 0.3s ease}body.dark-mode .content-section{background-color:rgba(26,26,26,0.95)}#about-us{background:transparent;color:white;text-shadow:2px 2px 8px rgba(0,0,0,0.9);min-height:85vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;max-width:100%;margin:0;width:100%;border-radius:0;background-color:transparent;box-shadow:none;padding:5rem 3rem;flex-grow:1}#about-us h2{color:white;font-size:4rem;margin-bottom:2rem}#about-us p{font-size:1.2rem;line-height:1.8;color:#f8f9fa;margin:1.5rem 0;text-align:center;max-width:1100px;margin-left:auto;margin-right:auto;padding:0 1rem}#about-us h3{font-family:var(--font-heading);font-size:2rem;color:#ffffff;text-shadow:2px 2px 6px rgba(0,0,0,0.8);margin:3rem 0 2rem;text-align:center;border-left:none;border-bottom:3px solid var(--primary-blue);padding:0 0 0.5rem 0;display:inline-block}#about-us h4{font-family:var(--font-heading);font-size:1.5rem;color:#f0f8ff;text-shadow:1px 1px 4px rgba(0,0,0,0.8);margin:2.5rem 0 1.5rem;text-align:center;padding:0}#about-us p strong,#about-us p span[style*="font-weight:700"]{color:#ffffff;font-weight:700;background-color:rgba(13,110,253,0.3);padding:0.2rem 0.5rem;border-radius:4px}.carousel-container{position:relative;max-width:1200px;width:100%;margin:3rem auto;overflow:hidden;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,0.15)}.carousel-slides{display:flex;transition:transform 0.5s ease-in-out}.carousel-slide{min-width:100%;box-sizing:border-box;aspect-ratio:16 / 10;overflow:hidden;background-color:#f0f0f0;display:flex;align-items:center;justify-content:center}.carousel-slide img{width:100%;height:100%;display:block;object-fit:contain;background-color:#ffffff}.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);background-color:rgba(0,0,0,0.7);color:white;border:none;padding:0.8rem 1.2rem;cursor:pointer;z-index:10;border-radius:50%;width:50px;height:50px;font-size:1.2rem;transition:all 0.3s ease}.carousel-btn:hover{background-color:rgba(0,0,0,0.9);transform:translateY(-50%) scale(1.1)}.prev-btn{left:20px}.next-btn{right:20px}.carousel-dots{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:8px}.dot{height:14px;width:14px;background-color:rgba(255,255,255,0.6);border-radius:50%;display:inline-block;cursor:pointer;transition:all 0.3s ease}.dot.active{background-color:var(--primary-blue);transform:scale(1.2)}.dot:hover{background-color:rgba(255,255,255,0.8)}footer{background-color:#343a40;color:#ffffff;text-align:center;padding:2.5rem 5%;padding-bottom:3rem;flex-shrink:0;margin-top:auto;width:100%;position:relative;z-index:10}footer::after{content:'';position:absolute;bottom:0;left:0;right:0;height:100px;background-color:#343a40;transform:translateY(100%);z-index:-1}.footer-content{max-width:1200px;margin:0 auto}.footer-content p{font-size:1.1rem;font-weight:500}.page-header{text-align:center;padding:3rem 2rem;background-color:transparent;border-radius:8px;margin-bottom:3rem;width:100%}.page-header h2{font-size:2.8rem;color:var(--primary-blue);margin-bottom:1rem}.page-header p{font-size:1.3rem;color:#6c757d;max-width:800px;margin:0 auto}.item-list{display:flex;flex-direction:column;gap:2.5rem;width:100%;max-width:1000px}.content-item,.publication-item{background:#fff;padding:2.5rem;border-radius:12px;box-shadow:0 6px 20px rgba(0,0,0,0.1);text-align:center;transition:all 0.3s cubic-bezier(0.4,0,0.2,1);position:relative;transform-style:preserve-3d}.content-item::before,.publication-item::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(13,110,253,0) 0%,rgba(13,110,253,0.1) 100%);border-radius:12px;opacity:0;transition:opacity 0.3s ease;pointer-events:none}.content-item:hover::before,.publication-item:hover::before{opacity:1}.content-item:hover,.publication-item:hover{box-shadow:0 12px 35px rgba(13,110,253,0.2)}.content-item h3,.publication-item h3{color:var(--primary-blue);margin-bottom:1rem;font-size:1.6rem}.content-item p,.publication-item p{font-size:1.1rem;line-height:1.7;color:var(--text-color)}.publication-item .meta{font-size:1rem;color:#6c757d;margin-bottom:1.5rem}.advisors-container{text-align:center;margin-bottom:3rem;padding:2rem;border-bottom:2px solid #eee;width:100%}.advisors-container h3{font-size:2.2rem;color:var(--primary-blue);margin-bottom:2rem}.advisor-card{display:inline-block;margin:0 1.5rem;padding:1.5rem;min-width:220px}.team-members-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin-top:2rem;width:100%;max-width:1200px;justify-items:center}.team-member-card{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 6px 20px rgba(0,0,0,0.1);text-align:center;transition:all 0.3s cubic-bezier(0.4,0,0.2,1);width:100%;max-width:400px;position:relative;transform-style:preserve-3d;perspective:1000px}.team-member-card::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(13,110,253,0) 0%,rgba(13,110,253,0.1) 100%);border-radius:12px;opacity:0;transition:opacity 0.3s ease;pointer-events:none}.team-member-card:hover::before{opacity:1}.team-member-card:hover{box-shadow:0 15px 40px rgba(13,110,253,0.25)}.team-member-card h3{margin-bottom:0.5rem;color:var(--text-color);font-size:1.4rem}.team-member-card .title{color:var(--primary-blue);font-weight:700;margin-bottom:1rem;font-size:1.1rem}.team-member-card p{font-size:1rem;line-height:1.6;color:#555}.contact-details{text-align:center;margin-bottom:3rem;line-height:2;width:100%}.contact-details p{font-size:1.4rem;margin-bottom:1rem;color:var(--text-color)}.navigation-button-container{text-align:center;margin-top:3rem;width:100%}.cta-button{display:inline-block;background-color:var(--primary-blue);color:#ffffff;padding:1rem 2rem;border-radius:50px;font-weight:700;font-size:1.1rem;text-transform:uppercase;transition:all 0.3s ease;text-decoration:none;box-shadow:0 4px 15px rgba(13,110,253,0.3)}.cta-button:hover{background-color:var(--accent-blue);transform:translateY(-3px);box-shadow:0 6px 20px rgba(13,110,253,0.4);color:#ffffff}.news-list{display:flex;flex-direction:column;gap:3rem;width:100%;max-width:1000px}.news-article{text-align:center;margin-bottom:2rem;padding:2.5rem;background:#fff;border-radius:12px;box-shadow:0 6px 20px rgba(0,0,0,0.1);transition:all 0.3s cubic-bezier(0.4,0,0.2,1);position:relative;transform-style:preserve-3d}.news-article::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(13,110,253,0) 0%,rgba(13,110,253,0.1) 100%);border-radius:12px;opacity:0;transition:opacity 0.3s ease;pointer-events:none}.news-article:hover::before{opacity:1}body.dark-mode .news-article{background:#2a2a2a;box-shadow:0 6px 20px rgba(0,0,0,0.5)}body.dark-mode .news-article h3{color:var(--primary-blue)}.news-article:hover{box-shadow:0 12px 35px rgba(13,110,253,0.25)}body.dark-mode .news-article:hover{box-shadow:0 12px 35px rgba(13,110,253,0.4)}@media (max-width:768px){main{padding:1rem}.content-section{padding:2.5rem 2%;margin:1rem auto;width:96%}.content-section h2,#about-us h2{font-size:2.2rem}#about-us{padding:3rem 1.5rem;min-height:80vh}#about-us p{font-size:1.1rem;padding:0 0.5rem}#about-us h3{font-size:1.7rem}#about-us h4{font-size:1.3rem}.landing-content h1{font-size:3.5rem}.page-header h2{font-size:1.8rem}.page-header p{font-size:1rem}.contact-info-only{grid-template-columns:1fr;gap:1.5rem;margin:2rem 0}.contact-item{padding:1.5rem 1rem}.contact-icon{font-size:1.8rem;min-width:45px}.contact-text h3{font-size:1.1rem}.contact-text p{font-size:0.95rem}.action-btn{padding:1rem 1.5rem;font-size:1rem;width:100%;max-width:none}.simple-contact-actions{flex-direction:column;align-items:center;gap:1rem}footer{padding:1.5rem 1rem;text-align:center}.modal-content{width:95%;max-width:95%;max-height:80%}.close-modal{top:10px;right:15px;font-size:30px;width:40px;height:40px}#caption{width:90%;font-size:14px;bottom:10px;padding:15px 10px}.team-members-grid{grid-template-columns:1fr;gap:1.5rem}.advisor-card{display:block;margin:1rem auto}.carousel-container{max-width:100%;margin:2rem auto}.carousel-btn{width:40px;height:40px;font-size:1rem}.award-certificate{max-width:320px}.contact-page main{padding:1rem}.contact-page .content-section{padding:2rem}.contact-page .contact-details p{font-size:1.2rem}}@media (max-width:480px){.landing-content h1{font-size:2.5rem}.content-section{padding:2rem 1%;width:98%}header{padding:0.5rem}nav ul{gap:0.3rem}nav ul li{margin:0.1rem}nav ul li a{padding:0.5rem 0.8rem;font-size:0.8rem}footer{padding:1.5rem 2%}.carousel-container{margin:1.5rem auto}.award-certificate{max-width:280px}.team-member-card{padding:1.5rem}.contact-details p{font-size:1.2rem}.page-header h2{font-size:1.5rem}.contact-item{padding:1rem;flex-direction:column;text-align:center}.contact-icon{font-size:2.5rem;margin-bottom:0.5rem}.action-btn{padding:1.2rem;font-size:1.1rem}.modal-content{max-width:98%;max-height:75%}.close-modal{font-size:25px;width:35px;height:35px}#caption{font-size:12px;padding:10px}}#page-loader{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-color);display:none;flex-direction:column;justify-content:center;align-items:center;z-index:10000;transition:opacity 0.5s ease,visibility 0.5s ease}#page-loader.hidden{opacity:0;visibility:hidden}.loader-content{text-align:center;color:var(--text-color);display:flex;flex-direction:column;align-items:center;gap:2rem}.loader-spinner{width:60px;height:60px;border:4px solid rgba(13,110,253,0.1);border-top:4px solid var(--primary-blue);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}.loader-text{font-size:1.5rem;font-weight:700;font-family:var(--font-heading);margin-bottom:0.5rem;animation:pulse 1.5s ease-in-out infinite;color:var(--primary-blue)}.loader-subtext{font-size:1rem;opacity:0.7}@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.6}}.skeleton-preview{width:90%;max-width:800px;margin-top:3rem;background:rgba(255,255,255,0.6);border-radius:12px;padding:2rem;box-shadow:var(--shadow)}body.dark-mode .skeleton-preview{background:rgba(42,42,42,0.6)}.skeleton-header{height:50px;background:linear-gradient(90deg,rgba(13,110,253,0.1) 0%,rgba(13,110,253,0.2) 50%,rgba(13,110,253,0.1) 100%);background-size:200% 100%;border-radius:8px;margin-bottom:1.5rem;animation:shimmer 1.5s ease-in-out infinite}.skeleton-content{display:flex;flex-direction:column;gap:1rem}.skeleton-line{height:20px;background:linear-gradient(90deg,rgba(13,110,253,0.08) 0%,rgba(13,110,253,0.15) 50%,rgba(13,110,253,0.08) 100%);background-size:200% 100%;border-radius:4px;animation:shimmer 1.5s ease-in-out infinite}.skeleton-line:nth-child(1){width:100%}.skeleton-line:nth-child(2){width:85%;animation-delay:0.1s}.skeleton-line:nth-child(3){width:90%;animation-delay:0.2s}.skeleton-line:nth-child(4){width:75%;animation-delay:0.3s}@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}.scroll-to-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background:var(--primary-blue);color:white;border:none;border-radius:50%;font-size:1.5rem;cursor:pointer;opacity:0;visibility:hidden;transition:all 0.3s ease;z-index:998;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(13,110,253,0.3);overflow:visible}.scroll-to-top i{font-size:1.2rem}.scroll-to-top.visible{opacity:1;visibility:visible}.scroll-to-top:hover{transform:translateY(-5px);box-shadow:0 6px 20px rgba(13,110,253,0.5)}body.dark-mode .contact-item{background:#2a2a2a;border-left-color:var(--primary-blue)}body.dark-mode .contact-item:hover{background:#333}body.dark-mode .team-member-card{background:#2a2a2a}body.dark-mode .team-member-card:hover{background:#333}body.dark-mode footer{background-color:rgba(26,26,26,0.95);border-top-color:var(--border-color)}body.dark-mode footer::after{background-color:rgba(26,26,26,0.95)}body.dark-mode #about-us p strong,body.dark-mode #about-us p span[style*="font-weight:700"]{background-color:rgba(77,163,255,0.3)}.mobile-menu-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);opacity:0;visibility:hidden;transition:opacity 0.3s ease,visibility 0.3s ease;z-index:9996 !important;pointer-events:none}.mobile-menu-overlay.active{opacity:1;visibility:visible;pointer-events:auto}.content-section:not(#about-us):hover{transform:translateY(-5px);box-shadow:0 8px 24px rgba(0,0,0,0.15)}::-webkit-scrollbar{width:12px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:var(--primary-blue);border-radius:6px}::-webkit-scrollbar-thumb:hover{background:var(--accent-blue)}body.dark-mode::-webkit-scrollbar-track{background:#1a1a1a}@media (prefers-reduced-motion:reduce){#particles-container,#cursor-glow,.gradientShift{display:none !important;animation:none !important}}#main-content-wrapper,#main-content-wrapper > *{position:relative;z-index:1 !important}@media (max-width:768px){#main-content-wrapper,#main-content-wrapper > *,main,main > *,.content-section{z-index:1 !important}}.floating-lights{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0;overflow:hidden}.light{position:absolute;border-radius:50%;filter:blur(40px);animation:float 20s infinite ease-in-out;opacity:0.3}.light:nth-child(1){width:300px;height:300px;background:radial-gradient(circle,rgba(156,39,176,0.5),rgba(186,104,200,0.3),transparent);top:10%;left:10%;animation-delay:0s;animation-duration:25s}.light:nth-child(2){width:400px;height:400px;background:radial-gradient(circle,rgba(0,150,136,0.4),rgba(77,182,172,0.3),transparent);top:60%;left:70%;animation-delay:5s;animation-duration:30s}.light:nth-child(3){width:250px;height:250px;background:radial-gradient(circle,rgba(255,152,0,0.5),rgba(255,183,77,0.3),transparent);top:40%;left:40%;animation-delay:10s;animation-duration:20s}.light:nth-child(4){width:350px;height:350px;background:radial-gradient(circle,rgba(233,30,99,0.4),rgba(240,98,146,0.3),transparent);top:80%;left:20%;animation-delay:15s;animation-duration:28s}body.dark-mode .light:nth-child(1){background:radial-gradient(circle,rgba(186,104,200,0.6),rgba(206,147,216,0.4),transparent)}body.dark-mode .light:nth-child(2){background:radial-gradient(circle,rgba(77,182,172,0.5),rgba(128,203,196,0.3),transparent)}body.dark-mode .light:nth-child(3){background:radial-gradient(circle,rgba(255,183,77,0.6),rgba(255,213,128,0.4),transparent)}body.dark-mode .light:nth-child(4){background:radial-gradient(circle,rgba(240,98,146,0.5),rgba(244,143,177,0.3),transparent)}@keyframes float{0%,100%{transform:translate(0,0) scale(1)}25%{transform:translate(50px,-30px) scale(1.1)}50%{transform:translate(-30px,50px) scale(0.9)}75%{transform:translate(40px,20px) scale(1.05)}}@media (max-width:768px){.light{opacity:0.2}body::before{opacity:0.3}}.modal{display:none;position:fixed;z-index:3000;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:rgba(0,0,0,0.85);backdrop-filter:blur(10px);animation:fadeIn 0.3s ease}.modal.show{display:flex;justify-content:center;align-items:center}.modal-content{display:block;max-width:90%;max-height:90vh;object-fit:contain;border-radius:8px;box-shadow:0 10px 50px rgba(0,0,0,0.5);animation:zoomIn 0.3s ease;position:relative;z-index:3002;margin:auto}@keyframes fadeIn{from{opacity:0}to{opacity:1}}@keyframes zoomIn{from{transform:scale(0.5);opacity:0}to{transform:scale(1);opacity:1}}.close-modal{position:absolute;top:20px;right:40px;color:white;font-size:40px;font-weight:bold;cursor:pointer;transition:all 0.3s ease;z-index:3003;text-shadow:2px 2px 4px rgba(0,0,0,0.5);background:rgba(0,0,0,0.3);width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;line-height:1}.close-modal:hover,.close-modal:focus{color:var(--primary-blue);transform:rotate(90deg) scale(1.2)}#caption{text-align:center;color:white;padding:20px;position:absolute;bottom:0;left:0;right:0;background:linear-gradient(to top,rgba(0,0,0,0.8),transparent);font-size:1.1rem;z-index:3001}.modal-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,0.5);color:white;border:none;width:50px;height:50px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.2rem;transition:all 0.3s ease;z-index:3002;backdrop-filter:blur(4px)}.modal-nav:hover{background:rgba(var(--primary-blue-rgb,13,110,253),0.8);transform:translateY(-50%) scale(1.1)}.modal-prev{left:20px}.modal-next{right:20px}.modal-counter{position:absolute;top:20px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,0.6);color:white;padding:8px 16px;border-radius:20px;font-size:0.9rem;z-index:3002;backdrop-filter:blur(4px)}.modal-content{transition:opacity 0.3s ease}@media (max-width:768px){.modal-nav{width:40px;height:40px;font-size:1rem}.modal-prev{left:10px}.modal-next{right:10px}.modal-counter{top:15px;padding:6px 12px;font-size:0.8rem}}.contact-info-only{max-width:900px;margin:0 auto;padding:2rem}.contact-item{display:grid;grid-template-columns:80px 1fr auto;align-items:center;gap:1.5rem;padding:2rem;margin-bottom:1.5rem;background:rgba(255,255,255,0.7);border-radius:12px;border:1px solid var(--border-color);transition:all 0.3s ease;box-shadow:var(--shadow)}.contact-item:hover{transform:translateY(-4px);box-shadow:0 8px 25px rgba(0,0,0,0.15)}body.dark-mode .contact-item{background:rgba(42,42,42,0.8)}.contact-icon{font-size:3rem;text-align:center;color:var(--primary-blue);transition:all 0.3s ease}.contact-item:hover .contact-icon{transform:scale(1.15) rotate(5deg);color:var(--accent-blue)}.contact-icon i{display:block}.contact-text h3{margin:0 0 0.5rem 0;color:var(--primary-blue);font-size:1.3rem}.contact-text p{margin:0.3rem 0;font-size:1.1rem}.contact-text strong{color:var(--text-color);font-weight:600}.action-btn{padding:0.8rem 1.5rem;background:var(--primary-blue);color:white;border:none;border-radius:8px;cursor:pointer;font-size:1rem;transition:all 0.3s ease;white-space:nowrap;min-width:100px;box-shadow:0 2px 8px rgba(13,110,253,0.3)}.action-btn:hover{background:var(--accent-blue);transform:translateY(-2px);box-shadow:0 4px 12px rgba(13,110,253,0.4)}.action-btn:active{transform:translateY(0)}.award-certificate{width:100%;max-width:400px;height:auto;border-radius:8px;cursor:pointer;transition:all 0.3s ease;box-shadow:0 4px 12px rgba(0,0,0,0.1)}.award-certificate:hover{transform:scale(1.05);box-shadow:0 8px 20px rgba(0,0,0,0.2)}.menu-toggle{display:none;flex-direction:column;justify-content:space-around;width:30px;height:24px;background:transparent;border:none;cursor:pointer;padding:0;z-index:1001}.menu-toggle span{width:30px;height:3px;background:var(--text-color);border-radius:3px;transition:all 0.3s ease;transform-origin:center}.menu-toggle.active span:nth-child(1){transform:translateY(10.5px) rotate(45deg)}.menu-toggle.active span:nth-child(2){opacity:0}.menu-toggle.active span:nth-child(3){transform:translateY(-10.5px) rotate(-45deg)}@media (max-width:768px){header{z-index:100}.menu-toggle{display:flex;z-index:9999;position:relative}nav,nav.mobile-nav-moved{position:fixed !important;top:0 !important;right:-100% !important;width:75% !important;max-width:320px !important;height:100vh !important;background:#ffffff !important;padding:80px 1.5rem 2rem !important;transition:right 0.3s cubic-bezier(0.4,0,0.2,1) !important;z-index:9998 !important;box-shadow:-6px 0 30px rgba(0,0,0,0.5) !important;overflow-y:auto !important;border-left:1px solid rgba(0,0,0,0.1) !important}body.dark-mode nav,body.dark-mode nav.mobile-nav-moved{background:#1a1a1a !important;border-left:1px solid rgba(255,255,255,0.1) !important}nav.active,nav.mobile-nav-moved.active{right:0 !important}nav ul{flex-direction:column;gap:0}nav ul li{width:100%;margin:0}nav ul li a{display:block;padding:1rem 1.2rem;border-bottom:1px solid var(--border-color);color:var(--text-color);font-size:1.05rem;font-weight:500;transition:all 0.2s ease;position:relative}nav ul li a::before{display:none}nav ul li a:hover{background:rgba(13,110,253,0.08);padding-left:1.8rem;color:var(--primary-blue)}nav ul li a.active{background:rgba(13,110,253,0.12);color:var(--primary-blue);font-weight:600;border-left:4px solid var(--primary-blue);padding-left:calc(1.2rem - 4px)}.contact-item{grid-template-columns:60px 1fr;gap:1rem;padding:1.5rem}.action-btn{grid-column:1 / -1;margin-top:1rem}.modal-content{max-width:95%}.close-modal{top:10px;right:20px;font-size:32px}}@media (max-width:480px){.contact-item{grid-template-columns:1fr;text-align:center}.contact-icon{font-size:2.5rem}.contact-text h3{font-size:1.1rem}.contact-text p{font-size:0.95rem}}.theme-toggle{background:none;border:none;cursor:pointer;font-size:1.5rem;padding:0.5rem;border-radius:50%;width:45px;height:45px;display:flex;align-items:center;justify-content:center;transition:all 0.3s ease;position:relative}.theme-toggle:hover{background:rgba(13,110,253,0.1);transform:scale(1.1)}.theme-toggle .icon{position:absolute;transition:all 0.3s ease}.theme-toggle .sun-icon{opacity:1;transform:rotate(0deg) scale(1)}.theme-toggle .moon-icon{opacity:0;transform:rotate(180deg) scale(0)}body.dark-mode .theme-toggle .sun-icon{opacity:0;transform:rotate(-180deg) scale(0)}body.dark-mode .theme-toggle .moon-icon{opacity:1;transform:rotate(0deg) scale(1)}@media (prefers-reduced-motion:reduce){*{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important}}.fade-in-element{opacity:0;transform:translateY(30px);transition:opacity 0.8s cubic-bezier(0.4,0,0.2,1),transform 0.8s cubic-bezier(0.4,0,0.2,1)}.fade-in-element.visible{opacity:1;transform:translateY(0)}.fade-in-element:nth-child(1){transition-delay:0s}.fade-in-element:nth-child(2){transition-delay:0.1s}.fade-in-element:nth-child(3){transition-delay:0.2s}.fade-in-element:nth-child(4){transition-delay:0.3s}.fade-in-element:nth-child(5){transition-delay:0.4s}.fade-in-element:nth-child(n+6){transition-delay:0.5s}.count-up{font-weight:700;color:var(--primary-blue);display:inline-block;min-width:2em;text-align:center}.stats-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;margin:3rem 0;padding:2rem;background:rgba(255,255,255,0.6);border-radius:12px;box-shadow:var(--shadow)}body.dark-mode .stats-container{background:rgba(42,42,42,0.6)}.stat-item{text-align:center;padding:1.5rem;transition:transform 0.3s ease}.stat-item:hover{transform:translateY(-5px)}.stat-number{font-size:3rem;font-weight:700;color:var(--primary-blue);margin-bottom:0.5rem;display:block}.stat-label{font-size:1.1rem;color:var(--text-color);opacity:0.8}.map-nav-btn{display:inline-flex;align-items:center;gap:0.5rem;margin-top:1rem;padding:0.8rem 1.5rem;background:linear-gradient(135deg,var(--primary-blue),var(--accent-blue));color:white;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all 0.3s ease;box-shadow:0 4px 15px rgba(13,110,253,0.3)}.map-nav-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(13,110,253,0.4)}.map-nav-btn:active{transform:translateY(0)}.map-nav-btn i{font-size:1.1rem}.map-drawer{position:fixed;top:0;left:0;width:100%;height:100%;z-index:10000;pointer-events:none;opacity:0;visibility:hidden;transition:opacity 0.3s ease,visibility 0.3s ease}.map-drawer.active{opacity:1;visibility:visible;pointer-events:auto}.map-drawer-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);backdrop-filter:blur(4px)}.map-drawer-content{position:absolute;bottom:0;left:0;width:100%;max-height:80vh;background:var(--bg-color);border-radius:20px 20px 0 0;padding:1.5rem;transform:translateY(100%);transition:transform 0.3s cubic-bezier(0.4,0,0.2,1);box-shadow:0 -4px 20px rgba(0,0,0,0.2)}.map-drawer.active .map-drawer-content{transform:translateY(0)}.map-drawer-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--border-color)}.map-drawer-header h3{font-size:1.3rem;color:var(--text-color);margin:0;font-weight:700}.map-drawer-close{background:none;border:none;font-size:1.5rem;color:var(--text-color);cursor:pointer;padding:0.5rem;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;transition:all 0.3s ease}.map-drawer-close:hover{background:rgba(0,0,0,0.1);transform:rotate(90deg)}body.dark-mode .map-drawer-close:hover{background:rgba(255,255,255,0.1)}.map-drawer-options{display:flex;flex-direction:column;gap:1rem;margin-bottom:1.5rem}.map-option{display:flex;align-items:center;gap:1rem;padding:1.2rem;background:rgba(13,110,253,0.05);border:2px solid transparent;border-radius:12px;cursor:pointer;transition:all 0.3s ease;text-align:left}.map-option:hover{background:rgba(13,110,253,0.1);border-color:var(--primary-blue);transform:translateX(5px)}.map-option:active{transform:translateX(5px) scale(0.98)}.map-option-icon{flex-shrink:0;width:50px;height:50px;background:linear-gradient(135deg,var(--primary-blue),var(--accent-blue));border-radius:12px;display:flex;align-items:center;justify-content:center;color:white;font-size:1.5rem}.map-option-text{flex:1}.map-option-text h4{margin:0 0 0.3rem 0;font-size:1.1rem;color:var(--text-color);font-weight:600}.map-option-text p{margin:0;font-size:0.9rem;color:var(--text-color);opacity:0.7}.map-option > i.fa-chevron-right{font-size:1.2rem;color:var(--text-color);opacity:0.3;transition:all 0.3s ease}.map-option:hover > i.fa-chevron-right{opacity:1;transform:translateX(5px)}.map-drawer-cancel{width:100%;padding:1rem;background:transparent;border:2px solid var(--border-color);border-radius:12px;color:var(--text-color);font-size:1.1rem;font-weight:600;cursor:pointer;transition:all 0.3s ease}.map-drawer-cancel:hover{background:rgba(0,0,0,0.05);border-color:var(--text-color)}body.dark-mode .map-drawer-cancel:hover{background:rgba(255,255,255,0.05)}.map-drawer-cancel:active{transform:scale(0.98)}@media (max-width:768px){.map-drawer-content{padding:1.5rem 1rem}.map-option{padding:1rem}.map-option-icon{width:45px;height:45px;font-size:1.3rem}}.share-container{position:fixed;right:20px;bottom:90px;z-index:9990}.share-btn{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,var(--primary-blue),var(--accent-blue));color:white;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:0 4px 15px rgba(13,110,253,0.4);transition:all 0.3s ease}.share-btn:hover{transform:scale(1.1);box-shadow:0 6px 20px rgba(13,110,253,0.5)}.share-container.active .share-btn{transform:rotate(180deg);background:linear-gradient(135deg,var(--accent-blue),var(--primary-blue))}.share-panel{position:absolute;bottom:60px;right:0;background:white;border-radius:12px;box-shadow:0 8px 30px rgba(0,0,0,0.15);padding:1rem;min-width:200px;opacity:0;visibility:hidden;transform:translateY(10px) scale(0.95);transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}body.dark-mode .share-panel{background:#2a2a2a;box-shadow:0 8px 30px rgba(0,0,0,0.4)}.share-container.active .share-panel{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.share-panel-header{font-size:0.85rem;color:#666;margin-bottom:0.8rem;padding-bottom:0.5rem;border-bottom:1px solid var(--border-color)}body.dark-mode .share-panel-header{color:#aaa}.share-options{display:flex;gap:0.5rem}.share-option{flex:1;display:flex;flex-direction:column;align-items:center;gap:0.4rem;padding:0.8rem 0.5rem;border:none;background:var(--bg-color);border-radius:8px;cursor:pointer;transition:all 0.2s ease}.share-option:hover{background:var(--primary-blue);color:white;transform:translateY(-2px)}.share-option i{font-size:1.4rem}.share-option span{font-size:0.75rem}.share-option[data-share="qq"] i{color:#12B7F5}.share-option[data-share="weibo"] i{color:#E6162D}.share-option[data-share="copy"] i{color:var(--primary-blue)}.share-option:hover i,.share-option:hover span{color:white}@keyframes fadeInOut{0%{opacity:0;transform:translate(-50%,-50%) scale(0.8)}20%{opacity:1;transform:translate(-50%,-50%) scale(1)}80%{opacity:1;transform:translate(-50%,-50%) scale(1)}100%{opacity:0;transform:translate(-50%,-50%) scale(0.8)}}@media (max-width:768px){.share-container{right:15px;bottom:80px}.share-btn{width:45px;height:45px;font-size:1rem}.share-panel{min-width:180px;right:-10px}}.typewriter-text{display:inline-block;min-height:1.2em}.typewriter-text.typing::after{content:'|';animation:blink-cursor 0.8s infinite;margin-left:2px;font-weight:100}.typewriter-text.typed::after{content:''}@keyframes blink-cursor{0%,50%{opacity:1}51%,100%{opacity:0}}.visitor-stats{margin-top:0.8rem;font-size:0.85rem;opacity:0.8;display:flex;justify-content:center;gap:1.5rem}.visitor-stats span{display:inline-flex;align-items:center;gap:0.4rem}.visitor-stats i{font-size:0.9rem}.fade-in-text{opacity:0;transform:translateY(20px);transition:opacity 0.6s ease,transform 0.6s ease}.fade-in-text.visible{opacity:1;transform:translateY(0)}.scroll-to-top .progress-ring{position:absolute;top:-3px;left:-3px;width:calc(100% + 6px);height:calc(100% + 6px);transform:rotate(-90deg);pointer-events:none}.progress-ring-circle{stroke:var(--primary-blue);transition:stroke-dashoffset 0.1s ease}.click-ripple{position:fixed;width:20px;height:20px;border-radius:50%;background:radial-gradient(circle,rgba(13,110,253,0.4) 0%,transparent 70%);transform:translate(-50%,-50%) scale(0);animation:ripple-expand 0.6s ease-out forwards;pointer-events:none;z-index:99999}@keyframes ripple-expand{0%{transform:translate(-50%,-50%) scale(0);opacity:1}100%{transform:translate(-50%,-50%) scale(15);opacity:0}}body.dark-mode .click-ripple{background:radial-gradient(circle,rgba(77,163,255,0.4) 0%,transparent 70%)}.font-size-control{display:flex;gap:2px;margin-left:0.5rem;background:var(--bg-color);border-radius:6px;padding:2px;border:1px solid var(--border-color)}.font-btn{background:transparent;border:none;padding:0.3rem 0.5rem;font-size:0.75rem;cursor:pointer;border-radius:4px;color:var(--text-color);transition:all 0.2s ease;font-weight:600}.font-btn:hover{background:var(--primary-blue);color:white}.font-btn.active{background:var(--primary-blue);color:white}html.font-small{font-size:14px}html.font-large{font-size:18px}@media (max-width:768px){.font-size-control{display:none}}.random-quote{margin-top:1.5rem;font-size:0.95rem;opacity:0.9;text-align:center;animation:fadeIn 1s ease 1.5s both}.quote-text{display:block;font-style:italic;margin-bottom:0.5rem}.quote-author{font-size:0.8rem;opacity:0.7}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:0.9;transform:translateY(0)}}.live-clock,.site-runtime{display:inline-flex;align-items:center;gap:0.4rem;font-size:0.85rem;opacity:0.8;margin:0 0.8rem}.live-clock i,.site-runtime i{font-size:0.9rem}.footer-content{display:flex;flex-direction:column;align-items:center;gap:0.5rem}.footer-content > p:first-child{margin-bottom:0.3rem}@media (max-width:768px){.live-clock,.site-runtime{font-size:0.75rem;margin:0 0.5rem}}.festival-banner{position:fixed;top:0;left:0;width:100%;background:linear-gradient(135deg,#ff6b6b,#feca57,#48dbfb,#ff9ff3);background-size:400% 400%;animation:gradientMove 3s ease infinite;color:white;text-align:center;padding:0.8rem 1rem;z-index:10001;display:flex;justify-content:center;align-items:center;gap:1rem;box-shadow:0 2px 10px rgba(0,0,0,0.2);font-weight:600}@keyframes gradientMove{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}.festival-emoji{font-size:1.5rem;animation:bounce 1s ease infinite}@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}.festival-text{font-size:1.1rem;text-shadow:1px 1px 2px rgba(0,0,0,0.3)}.festival-close{position:absolute;right:15px;top:50%;transform:translateY(-50%);background:none;border:none;color:white;font-size:1.5rem;cursor:pointer;opacity:0.8;transition:opacity 0.2s,transform 0.2s;line-height:1}.festival-close:hover{opacity:1;transform:translateY(-50%) scale(1.2)}@keyframes slideUp{to{transform:translateY(-100%);opacity:0}}body.festival-theme header{top:52px}body.festival-theme #landing-page{padding-top:52px}.snowflakes{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:9999;overflow:hidden}.snowflake{position:absolute;top:-20px;color:#fff;text-shadow:0 0 5px rgba(255,255,255,0.8);animation:snowfall linear infinite}@keyframes snowfall{0%{transform:translateY(0) rotate(0deg);opacity:1}100%{transform:translateY(100vh) rotate(360deg);opacity:0.3}}.fireworks-container{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:9999;overflow:hidden}.firework{position:absolute;bottom:20%;width:6px;height:6px;border-radius:50%;animation:fireworkLaunch 4s ease-out infinite}.firework::before,.firework::after{content:'';position:absolute;width:100%;height:100%;border-radius:50%}@keyframes fireworkLaunch{0%{transform:translateY(0) scale(1);opacity:1;background:#ff6b6b;box-shadow:0 0 10px #ff6b6b}30%{transform:translateY(-50vh) scale(1);opacity:1;background:#feca57}40%{transform:translateY(-55vh) scale(3);opacity:1;background:transparent;box-shadow:0 0 0 #ff6b6b,30px -30px 0 #48dbfb,-30px -30px 0 #ff9ff3,30px 30px 0 #feca57,-30px 30px 0 #1dd1a1,0 40px 0 #ff6b6b,0 -40px 0 #48dbfb,40px 0 0 #ff9ff3,-40px 0 0 #feca57}100%{transform:translateY(-55vh) scale(5);opacity:0;box-shadow:0 0 0 transparent,60px -60px 0 transparent,-60px -60px 0 transparent,60px 60px 0 transparent,-60px 60px 0 transparent,0 80px 0 transparent,0 -80px 0 transparent,80px 0 0 transparent,-80px 0 0 transparent}}body.festival-spring{--primary-blue:#e74c3c;--accent-blue:#c0392b}body.festival-spring .festival-banner{background:linear-gradient(135deg,#e74c3c,#c0392b,#f39c12,#e74c3c)}body.festival-national{--primary-blue:#e74c3c;--accent-blue:#f39c12}body.festival-national .festival-banner{background:linear-gradient(135deg,#e74c3c,#f39c12,#e74c3c)}body.festival-christmas{--primary-blue:#27ae60;--accent-blue:#e74c3c}body.festival-christmas .festival-banner{background:linear-gradient(135deg,#27ae60,#e74c3c,#27ae60)}body.festival-midautumn{--primary-blue:#f39c12;--accent-blue:#e67e22}body.festival-midautumn .festival-banner{background:linear-gradient(135deg,#f39c12,#e67e22,#f1c40f)}@media (max-width:768px){.festival-banner{padding:0.6rem 0.8rem;font-size:0.9rem}.festival-emoji{font-size:1.2rem}.festival-text{font-size:0.95rem}.festival-close{right:10px;font-size:1.3rem}body.festival-theme header{top:44px}}.weather-display{display:inline-flex;align-items:center;gap:0.4rem;font-size:0.85rem;opacity:0.8;margin:0 0.8rem;padding:0.3rem 0.8rem;background:rgba(255,255,255,0.1);border-radius:20px;transition:all 0.3s ease}.weather-display:hover{opacity:1;background:rgba(255,255,255,0.2)}.weather-display i{font-size:0.9rem}body.dark-mode .weather-display{background:rgba(0,0,0,0.2)}body.dark-mode .weather-display:hover{background:rgba(0,0,0,0.3)}@media (max-width:768px){.weather-display{font-size:0.75rem;margin:0 0.5rem;padding:0.2rem 0.6rem}}.reading-progress-bar{position:fixed;top:0;left:0;height:3px;width:0%;background:linear-gradient(90deg,var(--primary-blue),var(--accent-blue),#48dbfb,var(--primary-blue));background-size:300% 100%;animation:progressGradient 2s ease infinite;z-index:10002;transition:width 0.1s ease;box-shadow:0 0 10px rgba(13,110,253,0.5)}@keyframes progressGradient{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}body.festival-theme .reading-progress-bar{top:52px}@media (max-width:768px){body.festival-theme .reading-progress-bar{top:44px}}.site-search-container{position:fixed;left:20px;bottom:100px;z-index:9990}.search-toggle-btn{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,var(--primary-blue),var(--accent-blue));color:white;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:0 4px 15px rgba(13,110,253,0.4);transition:all 0.3s ease}.search-toggle-btn:hover{transform:scale(1.1);box-shadow:0 6px 20px rgba(13,110,253,0.5)}.search-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.7);backdrop-filter:blur(8px);display:flex;justify-content:center;align-items:flex-start;padding-top:10vh;opacity:0;visibility:hidden;transition:all 0.3s ease;z-index:10003}.search-modal.active{opacity:1;visibility:visible}.search-modal-content{width:90%;max-width:600px;background:var(--bg-color);border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,0.3);overflow:hidden;transform:translateY(-20px) scale(0.95);transition:transform 0.3s ease}.search-modal.active .search-modal-content{transform:translateY(0) scale(1)}.search-header{display:flex;align-items:center;padding:1rem;border-bottom:1px solid var(--border-color);gap:1rem}.search-input-wrapper{flex:1;display:flex;align-items:center;gap:0.8rem;background:rgba(13,110,253,0.05);padding:0.8rem 1rem;border-radius:10px;border:2px solid transparent;transition:all 0.3s ease}.search-input-wrapper:focus-within{border-color:var(--primary-blue);background:rgba(13,110,253,0.1)}.search-input-wrapper i{color:var(--primary-blue);font-size:1rem}.search-input{flex:1;border:none;background:transparent;font-size:1rem;color:var(--text-color);outline:none}.search-input::placeholder{color:#999}.search-shortcut{background:var(--border-color);padding:0.2rem 0.5rem;border-radius:4px;font-size:0.75rem;color:#666}.search-close-btn{background:none;border:none;font-size:1.8rem;color:var(--text-color);cursor:pointer;padding:0.5rem;line-height:1;opacity:0.6;transition:opacity 0.2s}.search-close-btn:hover{opacity:1}.search-results{max-height:50vh;overflow-y:auto;padding:1rem}.search-hint,.search-no-result{text-align:center;padding:2rem;color:#666}.search-no-result i{font-size:3rem;margin-bottom:1rem;opacity:0.3;display:block}.search-results-count{font-size:0.85rem;color:#666;margin-bottom:1rem;padding-bottom:0.5rem;border-bottom:1px solid var(--border-color)}.search-result-item{padding:1rem;margin-bottom:0.5rem;background:rgba(13,110,253,0.03);border-radius:8px;cursor:pointer;transition:all 0.2s ease;border-left:3px solid transparent}.search-result-item:hover{background:rgba(13,110,253,0.1);border-left-color:var(--primary-blue);transform:translateX(5px)}.search-result-title{font-weight:600;color:var(--text-color);margin-bottom:0.5rem;font-size:1rem}.search-result-content{font-size:0.9rem;color:#666;line-height:1.5}.search-result-item mark{background:rgba(255,235,59,0.6);color:inherit;padding:0.1rem 0.2rem;border-radius:2px}.search-highlight{animation:highlightPulse 2s ease}@keyframes highlightPulse{0%,100%{box-shadow:none}25%,75%{box-shadow:0 0 0 4px rgba(13,110,253,0.4)}}@media (max-width:768px){.site-search-container{left:15px;bottom:80px}.search-toggle-btn{width:45px;height:45px;font-size:1rem}.search-modal{padding-top:5vh}.search-modal-content{width:95%;border-radius:12px}.search-shortcut{display:none}}.page-stay-time{display:inline-flex;align-items:center;gap:0.4rem;font-size:0.85rem;opacity:0.8;margin:0 0.8rem}.page-stay-time i{font-size:0.9rem;animation:hourglass 2s ease-in-out infinite}@keyframes hourglass{0%,100%{transform:rotate(0deg)}50%{transform:rotate(180deg)}}@media (max-width:768px){.page-stay-time{font-size:0.75rem;margin:0 0.5rem}}.toc-container{position:fixed;right:20px;top:50%;transform:translateY(-50%);width:220px;max-height:60vh;background:rgba(255,255,255,0.95);backdrop-filter:blur(10px);border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,0.1);z-index:900;transition:all 0.3s ease;overflow:hidden}body.dark-mode .toc-container{background:rgba(42,42,42,0.95)}.toc-header{display:flex;align-items:center;gap:0.5rem;padding:1rem;background:var(--primary-blue);color:white;font-weight:600}.toc-header i{font-size:1rem}.toc-toggle{margin-left:auto;background:none;border:none;color:white;cursor:pointer;padding:0.3rem;transition:transform 0.3s ease}.toc-container.collapsed .toc-toggle{transform:rotate(180deg)}.toc-list{list-style:none;padding:0.5rem 0;margin:0;max-height:calc(60vh - 50px);overflow-y:auto}.toc-container.collapsed .toc-list{display:none}.toc-item{transition:all 0.2s ease}.toc-item a{display:block;padding:0.6rem 1rem;color:var(--text-color);text-decoration:none;font-size:0.85rem;border-left:3px solid transparent;transition:all 0.2s ease}.toc-item a:hover{background:rgba(13,110,253,0.1);color:var(--primary-blue)}.toc-item.active a{border-left-color:var(--primary-blue);background:rgba(13,110,253,0.1);color:var(--primary-blue);font-weight:600}.toc-h3 a{padding-left:1.5rem;font-size:0.8rem}.toc-h4 a{padding-left:2rem;font-size:0.75rem;opacity:0.8}.toc-container.collapsed{width:auto}.toc-container.collapsed .toc-header span{display:none}.tts-container{position:fixed;left:20px;bottom:260px;z-index:9990}.tts-btn{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,#9c27b0,#673ab7);color:white;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:0 4px 15px rgba(156,39,176,0.4);transition:all 0.3s ease}.tts-btn:hover{transform:scale(1.1);box-shadow:0 6px 20px rgba(156,39,176,0.5)}.tts-panel{position:absolute;bottom:60px;right:0;width:260px;background:var(--bg-color);border-radius:12px;box-shadow:0 8px 30px rgba(0,0,0,0.15);padding:1rem;opacity:0;visibility:hidden;transform:translateY(10px) scale(0.95);transition:all 0.3s ease}body.dark-mode .tts-panel{background:#2a2a2a}.tts-container.active .tts-panel{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.tts-panel-header{font-weight:600;margin-bottom:1rem;color:var(--text-color);padding-bottom:0.5rem;border-bottom:1px solid var(--border-color)}.tts-controls{display:flex;gap:0.5rem;margin-bottom:1rem}.tts-control-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:0.3rem;padding:0.8rem 0.5rem;background:rgba(13,110,253,0.1);border:none;border-radius:8px;cursor:pointer;color:var(--text-color);transition:all 0.2s ease}.tts-control-btn:hover:not(:disabled){background:var(--primary-blue);color:white}.tts-control-btn:disabled{opacity:0.5;cursor:not-allowed}.tts-control-btn i{font-size:1.2rem}.tts-control-btn span{font-size:0.75rem}.tts-settings{margin-bottom:1rem}.tts-settings label{display:flex;align-items:center;gap:0.5rem;font-size:0.85rem;color:var(--text-color)}.tts-rate{flex:1;height:4px;-webkit-appearance:none;background:var(--border-color);border-radius:2px;outline:none}.tts-rate::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;background:var(--primary-blue);border-radius:50%;cursor:pointer}.tts-rate-value{min-width:30px;text-align:right;font-weight:600;color:var(--primary-blue)}.tts-status{font-size:0.8rem;color:#666;text-align:center;padding:0.5rem;background:rgba(0,0,0,0.05);border-radius:6px}@media (max-width:768px){.tts-container{right:15px;bottom:200px}.tts-btn{width:45px;height:45px;font-size:1rem}.tts-panel{width:240px;right:-10px}}.neon-title{animation:neonGlow 2s ease-in-out infinite alternate}@keyframes neonGlow{0%{text-shadow:0 0 5px rgba(13,110,253,0.5),0 0 10px rgba(13,110,253,0.3),0 0 20px rgba(13,110,253,0.2)}100%{text-shadow:0 0 10px rgba(13,110,253,0.8),0 0 20px rgba(13,110,253,0.5),0 0 40px rgba(13,110,253,0.3),0 0 80px rgba(13,110,253,0.2)}}body.dark-mode .neon-title{animation:neonGlowDark 2s ease-in-out infinite alternate}@keyframes neonGlowDark{0%{text-shadow:0 0 5px rgba(77,163,255,0.6),0 0 10px rgba(77,163,255,0.4),0 0 20px rgba(77,163,255,0.3)}100%{text-shadow:0 0 10px rgba(77,163,255,1),0 0 20px rgba(77,163,255,0.7),0 0 40px rgba(77,163,255,0.5),0 0 80px rgba(77,163,255,0.3)}}.landing-content h1.neon-title{animation:neonGlowWhite 2s ease-in-out infinite alternate}@keyframes neonGlowWhite{0%{text-shadow:0 0 10px rgba(255,255,255,0.8),0 0 20px rgba(255,255,255,0.5),0 0 30px rgba(13,110,253,0.5)}100%{text-shadow:0 0 20px rgba(255,255,255,1),0 0 40px rgba(255,255,255,0.8),0 0 60px rgba(13,110,253,0.8),0 0 100px rgba(13,110,253,0.5)}}.lunar-calendar{display:inline-flex;align-items:center;gap:0.5rem;font-size:0.85rem;opacity:0.9;margin:0 0.8rem;padding:0.3rem 0.8rem;background:rgba(255,255,255,0.1);border-radius:20px}.lunar-calendar i{font-size:1rem;animation:yinYangSpin 10s linear infinite}@keyframes yinYangSpin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}.solar-term{color:#ffd700;font-weight:600}body.dark-mode .lunar-calendar{background:rgba(0,0,0,0.2)}@media (max-width:768px){.lunar-calendar{font-size:0.75rem;margin:0.3rem 0;display:flex;justify-content:center}}.daily-quote-container{background:linear-gradient(135deg,rgba(13,110,253,0.05),rgba(156,39,176,0.05));padding:1rem 2rem;text-align:center;border-bottom:1px solid var(--border-color)}body.dark-mode .daily-quote-container{background:linear-gradient(135deg,rgba(77,163,255,0.1),rgba(186,104,200,0.1))}.daily-quote{display:flex;align-items:center;justify-content:center;gap:1rem;max-width:800px;margin:0 auto;flex-wrap:wrap}.quote-icon{color:var(--primary-blue);font-size:1.2rem;opacity:0.6}.quote-content{font-size:1rem;color:var(--text-color);font-style:italic;line-height:1.6}.quote-source{font-size:0.85rem;color:#666;white-space:nowrap}.quote-refresh{background:none;border:none;color:var(--primary-blue);cursor:pointer;padding:0.5rem;border-radius:50%;transition:all 0.3s ease;display:flex;align-items:center;justify-content:center}.quote-refresh:hover{background:rgba(13,110,253,0.1);transform:rotate(180deg)}.quote-refresh.spinning{animation:spin 0.5s linear}@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}@media (max-width:768px){.daily-quote-container{padding:0.8rem 1rem}.daily-quote{flex-direction:column;gap:0.5rem}.quote-content{font-size:0.9rem}.quote-icon{display:none}}@media (max-width:1200px){.toc-container{display:none}}.konami-progress{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,0.9);padding:1.5rem 2rem;border-radius:16px;display:flex;gap:0.5rem;z-index:99999;opacity:0;visibility:hidden;transition:all 0.3s ease;box-shadow:0 10px 40px rgba(0,0,0,0.5)}.konami-progress.visible{opacity:1;visibility:visible}.konami-key{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;background:#333;border:2px solid #555;border-radius:8px;color:#666;font-size:1.2rem;font-weight:bold;transition:all 0.2s ease}.konami-key.active{background:var(--primary-blue);border-color:var(--accent-blue);color:white;transform:scale(1.1);box-shadow:0 0 15px rgba(13,110,253,0.6)}.celebration-container{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:99999;overflow:hidden}.celebration-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:3rem;font-weight:bold;color:white;text-shadow:0 0 20px rgba(255,255,255,0.8);animation:celebrationPulse 0.5s ease infinite alternate}@keyframes celebrationPulse{from{transform:translate(-50%,-50%) scale(1)}to{transform:translate(-50%,-50%) scale(1.1)}}.celebration-particle{position:absolute;top:50%;width:12px;height:12px;border-radius:50%;animation:particleFall 2s ease-out forwards}@keyframes particleFall{0%{transform:translateY(0) rotate(0deg);opacity:1}100%{transform:translateY(100vh) rotate(720deg);opacity:0}}.snake-game-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.9);display:flex;justify-content:center;align-items:center;z-index:100000;animation:fadeIn 0.3s ease}.snake-game-container{background:#0f0f23;border-radius:20px;padding:1.5rem;box-shadow:0 20px 60px rgba(0,0,0,0.5),0 0 40px rgba(78,205,196,0.2);border:2px solid #4ecdc4;max-width:95vw}.snake-game-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:0.5rem;border-bottom:1px solid #333}.snake-game-header h3{color:#4ecdc4;font-size:1.5rem;margin:0}.snake-score{color:#ff6b6b;font-size:1.2rem;font-weight:bold}.snake-close-btn{background:none;border:none;color:#ff6b6b;font-size:2rem;cursor:pointer;line-height:1;padding:0;transition:all 0.2s ease}.snake-close-btn:hover{transform:scale(1.2) rotate(90deg)}#snake-canvas{display:block;border-radius:8px;box-shadow:inset 0 0 20px rgba(0,0,0,0.5)}.snake-game-controls{margin-top:1rem;text-align:center}.snake-game-controls p{color:#888;margin-bottom:1rem;font-size:0.9rem}.snake-mobile-controls{display:none;flex-direction:column;align-items:center;gap:0.5rem;margin-bottom:1rem}.snake-ctrl-row{display:flex;gap:0.5rem}.snake-ctrl-btn{width:50px;height:50px;background:#1a1a2e;border:2px solid #4ecdc4;border-radius:10px;color:#4ecdc4;font-size:1.5rem;cursor:pointer;transition:all 0.2s ease}.snake-ctrl-btn:hover,.snake-ctrl-btn:active{background:#4ecdc4;color:#1a1a2e}.snake-start-btn,.snake-restart-btn{padding:0.8rem 2rem;background:linear-gradient(135deg,#4ecdc4,#44a08d);border:none;border-radius:30px;color:white;font-size:1.1rem;font-weight:bold;cursor:pointer;transition:all 0.3s ease;box-shadow:0 4px 15px rgba(78,205,196,0.4)}.snake-start-btn:hover,.snake-restart-btn:hover{transform:translateY(-3px);box-shadow:0 6px 25px rgba(78,205,196,0.6)}.snake-game-over{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(15,15,35,0.95);display:flex;flex-direction:column;justify-content:center;align-items:center;border-radius:20px}.snake-game-over h4{color:#ff6b6b;font-size:2rem;margin-bottom:1rem}.snake-game-over p{color:#fff;font-size:1.3rem;margin-bottom:1.5rem}@media (max-width:768px){.snake-mobile-controls{display:flex}#snake-canvas{max-width:100%;height:auto}.snake-game-container{padding:1rem}}.hummingbird-score{position:fixed;left:20px;top:50%;transform:translateY(-50%);background:linear-gradient(135deg,rgba(255,152,0,0.9),rgba(255,193,7,0.9));color:white;padding:0.8rem 1rem;border-radius:30px;display:flex;align-items:center;gap:0.5rem;font-weight:bold;font-size:1rem;box-shadow:0 4px 15px rgba(255,152,0,0.4);z-index:9990;transition:all 0.3s ease}.hummingbird-score:hover{transform:translateY(-50%) scale(1.1)}.hummingbird-score i{font-size:1.2rem}.collectible-hummingbird{position:fixed;font-size:2.5rem;cursor:pointer;z-index:9995;animation:hummingbirdFloat 2s ease-in-out infinite,hummingbirdAppear 0.5s ease-out;transition:transform 0.2s ease;filter:drop-shadow(0 4px 8px rgba(0,0,0,0.3))}.collectible-hummingbird:hover{transform:scale(1.3)}@keyframes hummingbirdFloat{0%,100%{transform:translateY(0) rotate(-5deg)}50%{transform:translateY(-15px) rotate(5deg)}}@keyframes hummingbirdAppear{from{opacity:0;transform:scale(0) rotate(-180deg)}to{opacity:1;transform:scale(1) rotate(0deg)}}.collectible-hummingbird.collected{animation:hummingbirdCollect 0.3s ease-out forwards}@keyframes hummingbirdCollect{to{transform:scale(2) rotate(360deg);opacity:0}}.collectible-hummingbird.flying-away{animation:hummingbirdFlyAway 0.5s ease-in forwards}@keyframes hummingbirdFlyAway{to{transform:translateX(100px) translateY(-100px) scale(0);opacity:0}}.plus-one-effect{position:fixed;color:#ff9800;font-size:1.5rem;font-weight:bold;pointer-events:none;z-index:9996;animation:plusOneFloat 1s ease-out forwards;text-shadow:0 2px 4px rgba(0,0,0,0.3)}@keyframes plusOneFloat{0%{opacity:1;transform:translateY(0) scale(1)}100%{opacity:0;transform:translateY(-50px) scale(1.5)}}.achievement-btn{position:fixed;left:20px;bottom:170px;width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,#ffd700,#ffb700);color:#333;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.3rem;box-shadow:0 4px 15px rgba(255,215,0,0.4);z-index:9990;transition:all 0.3s ease}.achievement-btn:hover{transform:scale(1.1);box-shadow:0 6px 25px rgba(255,215,0,0.6)}.achievement-count{position:absolute;top:-5px;right:-5px;background:#ff6b6b;color:white;font-size:0.75rem;padding:2px 6px;border-radius:10px;font-weight:bold}.achievement-panel{position:fixed;left:80px;bottom:100px;width:320px;max-height:60vh;background:var(--bg-color);border-radius:16px;box-shadow:0 10px 40px rgba(0,0,0,0.2);z-index:9991;opacity:0;visibility:hidden;transform:translateX(-20px) scale(0.95);transition:all 0.3s ease;overflow:hidden}body.dark-mode .achievement-panel{background:#2a2a2a;box-shadow:0 10px 40px rgba(0,0,0,0.5)}.achievement-panel.show{opacity:1;visibility:visible;transform:translateX(0) scale(1)}.achievement-panel-header{display:flex;align-items:center;gap:0.5rem;padding:1rem;background:linear-gradient(135deg,#ffd700,#ffb700);color:#333}.achievement-panel-header h3{margin:0;font-size:1.1rem;flex:1}.achievement-progress{font-size:0.9rem;font-weight:bold;background:rgba(0,0,0,0.1);padding:0.3rem 0.6rem;border-radius:10px}.achievement-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:#333;line-height:1;padding:0;opacity:0.7;transition:opacity 0.2s}.achievement-close:hover{opacity:1}.achievement-list{padding:1rem;max-height:calc(60vh - 60px);overflow-y:auto}.achievement-category{margin-bottom:1rem}.achievement-category h4{font-size:0.85rem;color:var(--primary-blue);margin:0 0 0.5rem 0;padding-bottom:0.3rem;border-bottom:1px solid var(--border-color)}.achievement-item{display:flex;align-items:center;gap:0.8rem;padding:0.6rem;margin-bottom:0.4rem;border-radius:8px;transition:all 0.2s ease}.achievement-item.unlocked{background:rgba(255,215,0,0.1)}.achievement-item.locked{opacity:0.5;filter:grayscale(100%)}.achievement-item:hover{background:rgba(13,110,253,0.1)}.achievement-icon{font-size:1.5rem}.achievement-info{display:flex;flex-direction:column;gap:0.2rem}.achievement-name{font-weight:600;font-size:0.9rem;color:var(--text-color)}.achievement-desc{font-size:0.75rem;color:#666}.achievement-notification{position:fixed;top:100px;right:-350px;width:300px;background:linear-gradient(135deg,#ffd700,#ffb700);border-radius:12px;padding:1rem;display:flex;align-items:center;gap:1rem;box-shadow:0 10px 40px rgba(255,215,0,0.4);z-index:100001;transition:right 0.5s cubic-bezier(0.68,-0.55,0.265,1.55)}.achievement-notification.show{right:20px}.achievement-notification-icon{font-size:2.5rem;animation:achievementBounce 0.5s ease infinite alternate}@keyframes achievementBounce{from{transform:scale(1)}to{transform:scale(1.2)}}.achievement-notification-content{display:flex;flex-direction:column}.achievement-notification-title{font-size:0.8rem;color:#666;font-weight:600}.achievement-notification-name{font-size:1.1rem;font-weight:bold;color:#333}@media (max-width:768px){.hummingbird-score{left:10px;top:auto;bottom:240px;transform:none;padding:0.5rem 0.8rem;font-size:0.9rem}.achievement-btn{left:10px;bottom:180px;width:45px;height:45px;font-size:1.1rem}.achievement-panel{left:10px;right:10px;bottom:130px;width:auto;max-width:none}.achievement-notification{right:-100%;width:calc(100% - 20px);max-width:300px}.achievement-notification.show{right:10px}.collectible-hummingbird{font-size:2rem}}.pet-container{position:fixed;top:auto;bottom:100px;left:100px;z-index:9993;display:flex;flex-direction:column;align-items:center;cursor:grab;user-select:none}.pet-container:active{cursor:grabbing}.pet-character{position:relative;cursor:pointer;transition:transform 0.1s ease;user-select:none}.pet-body{font-size:3rem;filter:drop-shadow(0 4px 8px rgba(0,0,0,0.3));transition:all 0.3s ease;animation:petIdle 2s ease-in-out infinite}.pet-shadow{position:absolute;bottom:-5px;left:50%;transform:translateX(-50%);width:40px;height:10px;background:radial-gradient(ellipse,rgba(0,0,0,0.3),transparent);border-radius:50%}@keyframes petIdle{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}@keyframes petWalk{0%,100%{transform:translateY(0) rotate(-5deg)}25%{transform:translateY(-8px) rotate(0deg)}50%{transform:translateY(0) rotate(5deg)}75%{transform:translateY(-8px) rotate(0deg)}}@keyframes petSleep{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes petEat{0%,100%{transform:scale(1)}25%{transform:scale(1.1) rotate(-10deg)}75%{transform:scale(1.1) rotate(10deg)}}@keyframes petHappy{0%,100%{transform:scale(1) rotate(0deg)}25%{transform:scale(1.2) rotate(-15deg)}50%{transform:scale(1.1) rotate(0deg)}75%{transform:scale(1.2) rotate(15deg)}}@keyframes petJump{0%,100%{transform:translateY(0)}50%{transform:translateY(-30px)}}.pet-body.pet-walk{animation:petWalk 0.4s ease-in-out infinite}.pet-body.pet-sleep{animation:petSleep 2s ease-in-out infinite}.pet-body.pet-eating{animation:petEat 0.3s ease-in-out infinite}.pet-body.pet-happy{animation:petHappy 0.4s ease-in-out infinite}.pet-body.pet-hungry{animation:petIdle 1s ease-in-out infinite;filter:drop-shadow(0 4px 8px rgba(0,0,0,0.3)) grayscale(50%)}.pet-character.pet-jump{animation:petJump 0.5s ease-out}.pet-speech-bubble{position:absolute;bottom:100%;left:50%;transform:translateX(-50%);background:white;padding:0.8rem 1rem;border-radius:12px;box-shadow:0 4px 15px rgba(0,0,0,0.15);max-width:200px;min-width:120px;text-align:center;opacity:0;visibility:hidden;transition:all 0.3s ease;margin-bottom:10px}.pet-speech-bubble.show{opacity:1;visibility:visible;transform:translateX(-50%) translateY(-5px)}.speech-text{font-size:0.85rem;color:#333;line-height:1.4}.speech-arrow{position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:0;height:0;border-left:10px solid transparent;border-right:10px solid transparent;border-top:10px solid white}body.dark-mode .pet-speech-bubble{background:#2a2a2a;box-shadow:0 4px 15px rgba(0,0,0,0.4)}body.dark-mode .speech-text{color:#e0e0e0}body.dark-mode .speech-arrow{border-top-color:#2a2a2a}.pet-status-bar{position:absolute;bottom:-35px;left:50%;transform:translateX(-50%);display:flex;gap:0.5rem;background:rgba(255,255,255,0.95);padding:0.4rem 0.6rem;border-radius:20px;box-shadow:0 2px 10px rgba(0,0,0,0.1)}body.dark-mode .pet-status-bar{background:rgba(42,42,42,0.95)}.status-item{display:flex;align-items:center;gap:0.3rem}.status-item span{font-size:0.8rem}.status-fill{width:40px;height:6px;background:#ddd;border-radius:3px;overflow:hidden;position:relative}.status-fill::after{content:'';position:absolute;top:0;left:0;height:100%;width:100%;background:linear-gradient(90deg,#ff6b6b,#ee5a5a);transition:width 0.3s ease}.happiness-fill::after{background:linear-gradient(90deg,#ff6b6b,#ee5a5a)}.hunger-fill::after{background:linear-gradient(90deg,#ffd93d,#f9c74f)}.pet-menu{position:absolute;bottom:-80px;left:50%;transform:translateX(-50%);display:flex;gap:0.5rem;background:rgba(255,255,255,0.98);padding:0.6rem;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,0.15)}body.dark-mode .pet-menu{background:rgba(42,42,42,0.98)}.pet-menu-btn{padding:0.5rem 0.8rem;background:linear-gradient(135deg,var(--primary-blue),var(--accent-blue));color:white;border:none;border-radius:8px;cursor:pointer;font-size:0.8rem;transition:all 0.2s ease;white-space:nowrap}.pet-menu-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(13,110,253,0.4)}.pet-menu-btn:active{transform:translateY(0)}.pet-level-badge{position:absolute;top:-10px;right:-15px;background:linear-gradient(135deg,#ffd700,#ffb700);color:#333;padding:0.2rem 0.5rem;border-radius:10px;font-size:0.7rem;font-weight:bold;box-shadow:0 2px 8px rgba(255,215,0,0.4);transition:all 0.3s ease}.pet-level-badge.level-up{animation:levelUpBounce 0.5s ease;background:linear-gradient(135deg,#ff6b6b,#ee5a5a);color:white}@keyframes levelUpBounce{0%,100%{transform:scale(1)}50%{transform:scale(1.5)}}@media (max-width:768px){.pet-container{bottom:80px;left:50px}.pet-body{font-size:2.5rem}.pet-speech-bubble{max-width:150px;min-width:100px}.speech-text{font-size:0.75rem}.pet-menu{bottom:-70px;flex-wrap:wrap;max-width:150px;justify-content:center}.pet-menu-btn{font-size:0.7rem;padding:0.4rem 0.6rem}}#matrix-rain-canvas{background:#000}.matrix-exit-hint{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);background:rgba(0,255,0,0.1);border:1px solid rgba(0,255,0,0.3);padding:0.8rem 1.5rem;border-radius:30px;z-index:100000;opacity:0;visibility:hidden;transition:all 0.3s ease}.matrix-exit-hint.show{opacity:1;visibility:visible}.matrix-exit-hint span{color:#0f0;font-family:'Courier New',monospace;font-size:0.9rem;text-shadow:0 0 10px #0f0}#mouse-draw-canvas{background:transparent}#mouse-draw-canvas.canvas-clear{animation:canvasClear 0.3s ease-out}@keyframes canvasClear{0%{opacity:1}50%{opacity:0.3}100%{opacity:1}}.drawing-hint{position:fixed;top:80px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,rgba(255,100,100,0.9),rgba(255,150,50,0.9),rgba(255,200,50,0.9),rgba(100,255,100,0.9),rgba(100,200,255,0.9),rgba(200,100,255,0.9));background-size:300% 100%;animation:rainbowBg 3s ease infinite;padding:0.8rem 1.5rem;border-radius:30px;z-index:9995;opacity:0;visibility:hidden;transition:all 0.3s ease;box-shadow:0 4px 20px rgba(0,0,0,0.2)}@keyframes rainbowBg{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}.drawing-hint.show{opacity:1;visibility:visible}.drawing-hint-content{display:flex;flex-direction:column;align-items:center;gap:0.3rem;color:white;text-shadow:0 1px 3px rgba(0,0,0,0.3)}.drawing-hint-content span{font-weight:bold;font-size:1rem}.drawing-hint-content small{font-size:0.75rem;opacity:0.9}.clear-notification{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(0.8);background:rgba(0,0,0,0.8);color:white;padding:1rem 2rem;border-radius:12px;font-size:1.2rem;z-index:99999;opacity:0;transition:all 0.3s ease}.clear-notification.show{opacity:1;transform:translate(-50%,-50%) scale(1)}@media (max-width:768px){.drawing-hint{top:60px;padding:0.6rem 1rem}.drawing-hint-content span{font-size:0.9rem}.drawing-hint-content small{font-size:0.65rem}}.flappy-game-btn{position:fixed;bottom:370px;left:20px;width:45px;height:45px;border-radius:50%;background:linear-gradient(135deg,#87CEEB,#4ecdc4);border:none;color:white;font-size:1.2rem;cursor:pointer;z-index:999;box-shadow:0 3px 15px rgba(78,205,196,0.4);transition:all 0.3s ease}.flappy-game-btn:hover{transform:scale(1.1);box-shadow:0 5px 25px rgba(78,205,196,0.6)}.flappy-game-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.8);display:flex;align-items:center;justify-content:center;z-index:10001;backdrop-filter:blur(5px)}.flappy-game-container{background:#1a1a2e;border-radius:20px;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,0.5)}.flappy-game-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:white}.flappy-game-header h3{margin:0;font-size:1.2rem}.flappy-score{font-size:1rem;font-weight:bold}.flappy-close-btn{background:none;border:none;color:white;font-size:1.8rem;cursor:pointer;line-height:1;opacity:0.8;transition:opacity 0.3s}.flappy-close-btn:hover{opacity:1}#flappy-canvas{display:block;cursor:pointer;position:relative;z-index:1}@keyframes shake{0%,100%{transform:translateX(0)}10%,30%,50%,70%,90%{transform:translateX(-5px)}20%,40%,60%,80%{transform:translateX(5px)}}.flappy-game-controls{padding:1rem;text-align:center;background:#16213e;color:#ccc}.flappy-game-controls p{margin:0 0 1rem;font-size:0.9rem}.flappy-start-btn{padding:0.8rem 2rem;font-size:1rem;background:linear-gradient(135deg,#4ecdc4,#44a08d);color:white;border:none;border-radius:25px;cursor:pointer;transition:transform 0.3s,box-shadow 0.3s}.flappy-start-btn:hover{transform:scale(1.05);box-shadow:0 5px 20px rgba(78,205,196,0.5)}.lucky-wheel-btn{position:fixed;bottom:425px;left:20px;width:45px;height:45px;border-radius:50%;background:linear-gradient(135deg,#f093fb,#f5576c);border:none;color:white;font-size:1.2rem;cursor:pointer;z-index:999;box-shadow:0 3px 15px rgba(240,147,251,0.4);transition:all 0.3s ease;animation:wheel-rotate 10s linear infinite}@keyframes wheel-rotate{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}.lucky-wheel-btn:hover{animation-play-state:paused;transform:scale(1.1)}.lucky-wheel-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.85);display:flex;align-items:center;justify-content:center;z-index:10001;backdrop-filter:blur(5px)}.lucky-wheel-container{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:20px;padding:2rem;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,0.5)}.lucky-wheel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem;color:white}.lucky-wheel-header h3{margin:0;font-size:1.5rem}.lucky-wheel-close{background:none;border:none;color:white;font-size:1.8rem;cursor:pointer;opacity:0.8}.lucky-wheel-close:hover{opacity:1}.wheel-wrapper{position:relative;display:inline-block;margin-bottom:1.5rem}.wheel-pointer{position:absolute;top:-15px;left:50%;transform:translateX(-50%);font-size:2rem;color:#f5576c;z-index:10;filter:drop-shadow(0 2px 5px rgba(0,0,0,0.5))}#wheel-canvas{border-radius:50%;box-shadow:0 0 30px rgba(240,147,251,0.3)}.spin-btn{padding:1rem 3rem;font-size:1.2rem;background:linear-gradient(135deg,#f093fb,#f5576c);color:white;border:none;border-radius:30px;cursor:pointer;transition:all 0.3s ease;font-weight:bold}.spin-btn:hover:not(:disabled){transform:scale(1.05);box-shadow:0 5px 25px rgba(240,147,251,0.5)}.spin-btn:disabled{opacity:0.7;cursor:not-allowed}.wheel-result{margin-top:1.5rem;padding:1rem;background:rgba(255,255,255,0.1);border-radius:10px;color:white;font-size:1.2rem;animation:result-bounce 0.5s ease}@keyframes result-bounce{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}.emoji-rain-container{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:99999;overflow:hidden}.falling-emoji{position:absolute;top:-50px;animation:emoji-fall 4s ease-in forwards}@keyframes emoji-fall{to{transform:translateY(calc(100vh + 100px)) rotate(720deg);opacity:0}}.shake-notification{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(0.8);background:linear-gradient(135deg,#667eea,#764ba2);color:white;padding:1.5rem 2.5rem;border-radius:15px;font-size:1.3rem;z-index:99999;opacity:0;transition:all 0.3s ease;box-shadow:0 10px 40px rgba(102,126,234,0.5)}.shake-notification.show{opacity:1;transform:translate(-50%,-50%) scale(1)}.click-progress{position:fixed;top:80px;left:50%;transform:translateX(-50%) scale(0.8);background:rgba(0,0,0,0.8);color:white;padding:0.5rem 1.5rem;border-radius:20px;font-size:1rem;z-index:9999;opacity:0;transition:all 0.3s ease}.click-progress.show{opacity:1;transform:translateX(-50%) scale(1)}.logo-explosion{position:fixed;pointer-events:none;z-index:99999}.explosion-particle{position:absolute;width:10px;height:10px;border-radius:50%;animation:explode 1s ease-out forwards}@keyframes explode{to{transform:translate( calc(cos(var(--angle)) * var(--distance)),calc(sin(var(--angle)) * var(--distance)) ) scale(0);opacity:0}}.easter-egg-message{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(0.8);background:linear-gradient(135deg,#f093fb,#f5576c);color:white;padding:2rem 3rem;border-radius:20px;text-align:center;font-size:1.5rem;z-index:99999;opacity:0;transition:all 0.3s ease;box-shadow:0 15px 50px rgba(240,147,251,0.5)}.easter-egg-message.show{opacity:1;transform:translate(-50%,-50%) scale(1)}.easter-egg-message small{display:block;margin-top:0.5rem;font-size:0.9rem;opacity:0.9}.scroll-easter-egg{position:fixed;bottom:0;left:0;width:100%;padding:2rem;background:linear-gradient(to top,rgba(0,0,0,0.9),transparent);z-index:9999;opacity:0;transform:translateY(100%);transition:all 0.5s ease}.scroll-easter-egg.show{opacity:1;transform:translateY(0)}.scroll-egg-content{text-align:center;color:white}.scroll-egg-icon{font-size:3rem;display:block;margin-bottom:1rem;animation:float 2s ease-in-out infinite}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}.scroll-egg-content p{font-size:1.3rem;margin:0 0 0.5rem}.scroll-egg-content small{color:#aaa}.secret-message{margin-top:1rem;padding:1rem;background:rgba(255,255,255,0.1);border-radius:10px;font-style:italic;color:#ffd93d}.birthday-ask-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.7);display:flex;align-items:center;justify-content:center;z-index:10001;opacity:0;transition:opacity 0.3s ease}.birthday-ask-modal.show{opacity:1}.birthday-ask-content{position:relative;background:white;padding:2rem;border-radius:20px;text-align:center;max-width:350px;width:90%;box-shadow:0 20px 60px rgba(0,0,0,0.3)}.dark-mode .birthday-ask-content{background:#1a1a2e;color:white}.birthday-ask-close{position:absolute;top:10px;right:15px;background:none;border:none;font-size:1.5rem;cursor:pointer;color:#999}.birthday-ask-icon{font-size:3rem;margin-bottom:1rem}.birthday-ask-content h3{margin:0 0 0.5rem;font-size:1.3rem}.birthday-ask-content p{color:#666;margin-bottom:1.5rem}.dark-mode .birthday-ask-content p{color:#aaa}.birthday-input{width:100%;padding:0.8rem;border:2px solid #ddd;border-radius:10px;font-size:1rem;margin-bottom:1rem}.dark-mode .birthday-input{background:#16213e;border-color:#333;color:white}.birthday-ask-btns{display:flex;gap:1rem}.birthday-save-btn,.birthday-skip-btn{flex:1;padding:0.8rem;border:none;border-radius:10px;font-size:1rem;cursor:pointer;transition:transform 0.3s}.birthday-save-btn{background:linear-gradient(135deg,#f093fb,#f5576c);color:white}.birthday-skip-btn{background:#eee;color:#666}.dark-mode .birthday-skip-btn{background:#333;color:#aaa}.birthday-save-btn:hover,.birthday-skip-btn:hover{transform:scale(1.02)}.birthday-celebration{position:fixed;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,rgba(240,147,251,0.95),rgba(245,87,108,0.95));display:flex;align-items:center;justify-content:center;z-index:99999;opacity:0;transition:opacity 0.5s ease}.birthday-celebration.show{opacity:1}.birthday-content{text-align:center;color:white;position:relative}.birthday-balloons{margin-bottom:1rem}.balloon{font-size:3rem;display:inline-block;animation:balloon-float 2s ease-in-out infinite}.balloon:nth-child(2){animation-delay:0.3s}.balloon:nth-child(3){animation-delay:0.6s}@keyframes balloon-float{0%,100%{transform:translateY(0) rotate(-5deg)}50%{transform:translateY(-20px) rotate(5deg)}}.birthday-cake{font-size:5rem;margin-bottom:1rem;animation:cake-bounce 1s ease-in-out infinite}@keyframes cake-bounce{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}.birthday-content h2{font-size:2.5rem;margin:0 0 1rem;text-shadow:0 3px 10px rgba(0,0,0,0.3)}.birthday-content p{font-size:1.2rem;opacity:0.9}.birthday-confetti{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.confetti-piece{position:absolute;width:10px;height:10px;top:-20px;animation:confetti-fall 3s ease-in-out infinite}@keyframes confetti-fall{0%{transform:translateY(0) rotate(0deg);opacity:1}100%{transform:translateY(100vh) rotate(720deg);opacity:0}}.birthday-close-btn{margin-top:2rem;padding:1rem 3rem;font-size:1.2rem;background:white;color:#f5576c;border:none;border-radius:30px;cursor:pointer;font-weight:bold;transition:transform 0.3s}.birthday-close-btn:hover{transform:scale(1.05)}.programmer-calc-btn{position:fixed;bottom:150px;right:20px;width:45px;height:45px;border-radius:50%;background:linear-gradient(135deg,#11998e,#38ef7d);border:none;color:white;font-size:1.2rem;cursor:pointer;z-index:999;box-shadow:0 3px 15px rgba(17,153,142,0.4);transition:all 0.3s ease}.programmer-calc-btn:hover{transform:scale(1.1);box-shadow:0 5px 25px rgba(17,153,142,0.6)}.calc-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.8);display:flex;align-items:center;justify-content:center;z-index:10001;backdrop-filter:blur(5px)}.calc-container{background:#1a1a2e;border-radius:20px;overflow:hidden;width:340px;box-shadow:0 20px 60px rgba(0,0,0,0.5)}.calc-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;background:linear-gradient(135deg,#11998e,#38ef7d);color:white}.calc-header h3{margin:0;font-size:1.1rem}.calc-close{background:none;border:none;color:white;font-size:1.8rem;cursor:pointer;opacity:0.8}.calc-close:hover{opacity:1}.calc-display{padding:1rem;background:#16213e}.calc-input{width:100%;padding:1rem;font-size:1.8rem;font-family:'Courier New',monospace;background:#0f0f23;border:none;border-radius:10px;color:#38ef7d;text-align:right;margin-bottom:0.5rem}.calc-bases{background:#0f0f23;border-radius:10px;padding:0.5rem}.base-row{display:flex;justify-content:space-between;padding:0.3rem 0.5rem;font-family:'Courier New',monospace;font-size:0.85rem;color:#888}.base-label{color:#666;width:40px}.base-value{color:#aaa;word-break:break-all;text-align:right;flex:1;margin-left:1rem}.calc-mode{display:flex;padding:0.5rem 1rem;gap:0.5rem;background:#16213e}.mode-btn{flex:1;padding:0.5rem;border:none;border-radius:8px;background:#0f0f23;color:#888;font-size:0.85rem;cursor:pointer;transition:all 0.3s}.mode-btn.active{background:linear-gradient(135deg,#11998e,#38ef7d);color:white}.calc-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:1rem;background:#16213e}.calc-btn{padding:1rem;font-size:1.1rem;border:none;border-radius:10px;cursor:pointer;transition:all 0.2s;font-weight:bold}.calc-btn.num{background:#2d2d4a;color:white}.calc-btn.hex-btn{background:#3d3d5c;color:#38ef7d}.calc-btn.op{background:#11998e;color:white}.calc-btn.func{background:#e74c3c;color:white}.calc-btn.bit{background:#9b59b6;color:white}.calc-btn.equal{background:linear-gradient(135deg,#f093fb,#f5576c);color:white}.calc-btn:hover:not(:disabled){transform:scale(1.05);filter:brightness(1.1)}.calc-btn:disabled{opacity:0.3;cursor:not-allowed}.color-picker-btn{position:fixed;bottom:205px;right:20px;width:45px;height:45px;border-radius:50%;background:linear-gradient(135deg,#ff9a9e,#fecfef);border:none;color:#333;font-size:1.2rem;cursor:pointer;z-index:999;box-shadow:0 3px 15px rgba(255,154,158,0.4);transition:all 0.3s ease}.color-picker-btn:hover,.color-picker-btn.active{transform:scale(1.1);box-shadow:0 5px 25px rgba(255,154,158,0.6)}.color-preview-box{position:fixed;background:white;border-radius:10px;padding:0.5rem;box-shadow:0 5px 20px rgba(0,0,0,0.3);z-index:99999;pointer-events:none;display:flex;align-items:center;gap:0.5rem}.preview-color{width:40px;height:40px;border-radius:8px;border:2px solid #ddd}.preview-info{display:flex;flex-direction:column;font-size:0.8rem}.preview-hex{font-weight:bold;color:#333}.preview-rgb{color:#666}.picker-hint{position:fixed;top:20px;left:50%;transform:translateX(-50%) translateY(-100%);background:rgba(0,0,0,0.8);color:white;padding:0.8rem 1.5rem;border-radius:25px;font-size:0.9rem;z-index:99999;opacity:0;transition:all 0.3s ease}.picker-hint.show{opacity:1;transform:translateX(-50%) translateY(0)}.color-copied-notification{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(0.8);background:white;padding:1.5rem 2rem;border-radius:15px;display:flex;align-items:center;gap:1rem;box-shadow:0 10px 40px rgba(0,0,0,0.3);z-index:99999;opacity:0;transition:all 0.3s ease}.color-copied-notification.show{opacity:1;transform:translate(-50%,-50%) scale(1)}.copied-color-preview{width:50px;height:50px;border-radius:10px;border:2px solid #ddd}.copied-color-info{display:flex;flex-direction:column}.copied-color-info strong{color:#28a745;margin-bottom:0.3rem}.copied-color-info span{font-size:0.85rem;color:#666}.stopwatch-btn{position:fixed;bottom:315px;left:20px;width:45px;height:45px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);border:none;color:white;font-size:1.2rem;cursor:pointer;z-index:999;box-shadow:0 3px 15px rgba(102,126,234,0.4);transition:all 0.3s ease}.stopwatch-btn:hover{transform:scale(1.1);box-shadow:0 5px 25px rgba(102,126,234,0.6)}.stopwatch-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.8);display:flex;align-items:center;justify-content:center;z-index:10001;backdrop-filter:blur(5px)}.stopwatch-container{background:#1a1a2e;border-radius:20px;overflow:hidden;width:380px;max-height:80vh;box-shadow:0 20px 60px rgba(0,0,0,0.5)}.stopwatch-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:white}.stopwatch-header h3{margin:0;font-size:1.2rem}.stopwatch-close{background:none;border:none;color:white;font-size:1.8rem;cursor:pointer;opacity:0.8}.stopwatch-close:hover{opacity:1}.stopwatch-display{padding:2rem;text-align:center;background:#16213e}.stopwatch-time{font-size:2.5rem;font-family:'Courier New',monospace;color:#667eea;text-shadow:0 0 20px rgba(102,126,234,0.5)}.stopwatch-controls{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding:1rem;background:#16213e}.sw-btn{padding:0.8rem 1rem;font-size:0.95rem;border:none;border-radius:10px;cursor:pointer;transition:all 0.3s;display:flex;align-items:center;justify-content:center;gap:0.5rem}.sw-start{background:linear-gradient(135deg,#28a745,#20c997);color:white}.sw-pause{background:linear-gradient(135deg,#ffc107,#fd7e14);color:white}.sw-lap{background:linear-gradient(135deg,#17a2b8,#6610f2);color:white}.sw-reset{background:linear-gradient(135deg,#dc3545,#e83e8c);color:white}.sw-btn:hover:not(:disabled){transform:scale(1.02);filter:brightness(1.1)}.sw-btn:disabled{opacity:0.5;cursor:not-allowed}.stopwatch-laps{max-height:200px;overflow-y:auto;background:#0f0f23}.laps-header{padding:0.8rem 1rem;background:#16213e;color:#888;font-size:0.9rem;position:sticky;top:0}.laps-list{padding:0.5rem}.lap-item{display:flex;justify-content:space-between;padding:0.6rem 0.8rem;background:#1a1a2e;border-radius:8px;margin-bottom:0.5rem;font-family:'Courier New',monospace;font-size:0.85rem;transition:all 0.3s}.lap-item.new{background:rgba(102,126,234,0.3);animation:lap-highlight 0.3s ease}@keyframes lap-highlight{from{transform:scale(1.02)}to{transform:scale(1)}}.lap-number{color:#888}.lap-split{color:#28a745}.lap-total{color:#667eea}@media (max-width:768px){.flappy-game-btn,.lucky-wheel-btn,.programmer-calc-btn,.color-picker-btn,.stopwatch-btn{width:40px;height:40px;font-size:1rem}.programmer-calc-btn{bottom:80px;left:65px;right:auto}.color-picker-btn{bottom:125px;left:65px;right:auto}.stopwatch-btn{bottom:170px;left:65px;right:auto}.flappy-game-btn{bottom:215px;left:65px;right:auto}.lucky-wheel-btn{bottom:260px;left:65px;right:auto}.share-container{bottom:80px}.tts-container{bottom:180px;display:none}.calc-container,.stopwatch-container{width:95%;max-width:340px}.stopwatch-time{font-size:2rem}.birthday-content h2{font-size:1.8rem}.lucky-wheel-container{padding:1rem}#wheel-canvas{width:250px;height:250px}}.pet-chat-window{position:fixed;bottom:100px;right:20px;width:360px;max-width:calc(100vw - 40px);height:500px;max-height:calc(100vh - 150px);background:linear-gradient(145deg,#1a1a2e 0%,#16213e 100%);border-radius:20px;box-shadow:0 10px 40px rgba(0,0,0,0.5),0 0 20px rgba(79,172,254,0.2);display:flex;flex-direction:column;z-index:10001;opacity:0;visibility:hidden;transform:translateY(20px) scale(0.95);transition:all 0.3s cubic-bezier(0.4,0,0.2,1);border:1px solid rgba(79,172,254,0.3);overflow:hidden}.pet-chat-window.show{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.chat-header{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;background:linear-gradient(90deg,rgba(79,172,254,0.2) 0%,rgba(0,242,254,0.2) 100%);border-bottom:1px solid rgba(79,172,254,0.3)}.chat-title{font-size:1.1rem;font-weight:600;color:#4facfe;text-shadow:0 0 10px rgba(79,172,254,0.5)}.chat-close{width:30px;height:30px;border:none;background:rgba(255,107,107,0.2);color:#ff6b6b;font-size:1.5rem;border-radius:50%;cursor:pointer;transition:all 0.3s ease;display:flex;align-items:center;justify-content:center;line-height:1}.chat-close:hover{background:rgba(255,107,107,0.4);transform:rotate(90deg)}.chat-messages{flex:1;overflow-y:auto;padding:15px;display:flex;flex-direction:column;gap:12px}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:rgba(255,255,255,0.05);border-radius:3px}.chat-messages::-webkit-scrollbar-thumb{background:rgba(79,172,254,0.3);border-radius:3px}.chat-messages::-webkit-scrollbar-thumb:hover{background:rgba(79,172,254,0.5)}.chat-message{display:flex;gap:10px;max-width:85%;animation:messageSlide 0.3s ease}@keyframes messageSlide{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.chat-message.user{flex-direction:row-reverse;align-self:flex-end}.chat-message.bot{align-self:flex-start}.message-avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0;background:rgba(79,172,254,0.2)}.chat-message.user .message-avatar{background:rgba(0,242,254,0.2)}.message-content{padding:12px 16px;border-radius:18px;font-size:0.95rem;line-height:1.5;word-break:break-word}.chat-message.bot .message-content{background:linear-gradient(135deg,rgba(79,172,254,0.15) 0%,rgba(0,242,254,0.15) 100%);color:#e0e0e0;border-bottom-left-radius:4px;border:1px solid rgba(79,172,254,0.2)}.chat-message.user .message-content{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%);color:#1a1a2e;border-bottom-right-radius:4px;font-weight:500}.typing-dots{display:inline-flex;gap:4px;padding:5px 0}.typing-dots span{width:8px;height:8px;background:#4facfe;border-radius:50%;animation:typingBounce 1.4s ease-in-out infinite}.typing-dots span:nth-child(1){animation-delay:0s}.typing-dots span:nth-child(2){animation-delay:0.2s}.typing-dots span:nth-child(3){animation-delay:0.4s}@keyframes typingBounce{0%,60%,100%{transform:translateY(0);opacity:0.5}30%{transform:translateY(-8px);opacity:1}}.chat-input-area{display:flex;gap:10px;padding:15px;background:rgba(0,0,0,0.2);border-top:1px solid rgba(79,172,254,0.2)}.chat-input{flex:1;padding:12px 16px;border:1px solid rgba(79,172,254,0.3);border-radius:25px;background:rgba(255,255,255,0.05);color:#fff;font-size:0.95rem;outline:none;transition:all 0.3s ease}.chat-input::placeholder{color:rgba(255,255,255,0.4)}.chat-input:focus{border-color:#4facfe;box-shadow:0 0 15px rgba(79,172,254,0.3);background:rgba(255,255,255,0.08)}.chat-send{padding:12px 20px;border:none;border-radius:25px;background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%);color:#1a1a2e;font-weight:600;cursor:pointer;transition:all 0.3s ease;white-space:nowrap}.chat-send:hover{transform:scale(1.05);box-shadow:0 5px 20px rgba(79,172,254,0.4)}.chat-send:active{transform:scale(0.98)}.chat-quick-questions{display:flex;flex-wrap:wrap;gap:8px;padding:12px 15px;background:rgba(0,0,0,0.15);border-top:1px solid rgba(79,172,254,0.1)}.quick-title{width:100%;font-size:0.8rem;color:rgba(255,255,255,0.5);margin-bottom:4px}.quick-btn{padding:6px 12px;border:1px solid rgba(79,172,254,0.3);border-radius:15px;background:rgba(79,172,254,0.1);color:#4facfe;font-size:0.8rem;cursor:pointer;transition:all 0.3s ease}.quick-btn:hover{background:rgba(79,172,254,0.25);border-color:#4facfe;transform:translateY(-2px)}[data-theme="light"] .pet-chat-window{background:linear-gradient(145deg,#ffffff 0%,#f8f9fa 100%);border-color:rgba(13,110,253,0.2);box-shadow:0 10px 40px rgba(0,0,0,0.15),0 0 20px rgba(13,110,253,0.1)}[data-theme="light"] .chat-header{background:linear-gradient(90deg,rgba(13,110,253,0.1) 0%,rgba(0,200,200,0.1) 100%);border-bottom-color:rgba(13,110,253,0.15)}[data-theme="light"] .chat-title{color:#0d6efd;text-shadow:none}[data-theme="light"] .chat-messages{background:#fff}[data-theme="light"] .chat-message.bot .message-content{background:linear-gradient(135deg,rgba(13,110,253,0.08) 0%,rgba(0,200,200,0.08) 100%);color:#333;border-color:rgba(13,110,253,0.15)}[data-theme="light"] .message-avatar{background:rgba(13,110,253,0.1)}[data-theme="light"] .chat-input-area{background:#f8f9fa;border-top-color:rgba(13,110,253,0.1)}[data-theme="light"] .chat-input{background:#fff;border-color:rgba(13,110,253,0.2);color:#333}[data-theme="light"] .chat-input::placeholder{color:rgba(0,0,0,0.4)}[data-theme="light"] .chat-input:focus{border-color:#0d6efd;box-shadow:0 0 15px rgba(13,110,253,0.2)}[data-theme="light"] .chat-send{background:linear-gradient(135deg,#0d6efd 0%,#0dcaf0 100%);color:#fff}[data-theme="light"] .chat-quick-questions{background:#f8f9fa;border-top-color:rgba(13,110,253,0.1)}[data-theme="light"] .quick-title{color:rgba(0,0,0,0.5)}[data-theme="light"] .quick-btn{background:rgba(13,110,253,0.08);border-color:rgba(13,110,253,0.2);color:#0d6efd}[data-theme="light"] .quick-btn:hover{background:rgba(13,110,253,0.15);border-color:#0d6efd}@media (max-width:480px){.pet-chat-window{right:10px;bottom:90px;width:calc(100vw - 20px);height:calc(100vh - 120px);max-height:none;border-radius:15px}.chat-header{padding:12px 15px}.chat-title{font-size:1rem}.chat-messages{padding:10px}.chat-message{max-width:90%}.message-content{padding:10px 14px;font-size:0.9rem}.chat-input-area{padding:10px}.chat-input{padding:10px 14px;font-size:0.9rem}.chat-send{padding:10px 16px;font-size:0.9rem}.chat-quick-questions{padding:10px}.quick-btn{padding:5px 10px;font-size:0.75rem}}.app-download-card{background:var(--bg-color);border:1px solid var(--border-color);border-radius:16px;padding:2rem;max-width:500px;margin:0 auto;box-shadow:var(--shadow);transition:transform 0.3s ease,box-shadow 0.3s ease}.app-download-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,0.15)}body.dark-mode .app-download-card{background:#252525;border-color:#404040}.app-info{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.app-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--primary-blue),var(--accent-blue));border-radius:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.app-icon i{font-size:1.8rem;color:#fff}.app-details h3{font-size:1.4rem;color:var(--text-color);margin-bottom:0.25rem;font-family:var(--font-heading)}.app-subtitle{color:#6c757d;font-size:0.9rem;margin-bottom:0.5rem}.app-meta{display:flex;gap:1rem;font-size:0.8rem;color:#6c757d}.app-meta span{display:flex;align-items:center;gap:0.3rem}.app-features{display:grid;grid-template-columns:repeat(2,1fr);gap:0.75rem;margin-bottom:1.5rem}.feature-item{display:flex;align-items:center;gap:0.5rem;padding:0.6rem 0.8rem;background:rgba(13,110,253,0.08);border-radius:8px;font-size:0.85rem;color:var(--text-color);transition:background 0.2s ease}body.dark-mode .feature-item{background:rgba(77,163,255,0.15)}.feature-item i{color:var(--primary-blue);font-size:1rem}.app-description{margin-bottom:1.5rem;padding:1rem;background:rgba(0,0,0,0.03);border-radius:8px}body.dark-mode .app-description{background:rgba(255,255,255,0.05)}.app-description p{font-size:0.9rem;color:#6c757d;line-height:1.6}.download-btn{display:flex;align-items:center;justify-content:center;gap:0.5rem;width:100%;padding:1rem 1.5rem;background:linear-gradient(135deg,var(--primary-blue),var(--accent-blue));color:#fff;border:none;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;text-decoration:none;transition:transform 0.2s ease,box-shadow 0.2s ease}.download-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(13,110,253,0.4);color:#fff}.download-btn:active{transform:translateY(0)}.download-btn i{font-size:1.2rem}.install-tips{margin-top:1rem;text-align:center}.install-tips p{font-size:0.8rem;color:#6c757d}.install-tips i{margin-right:0.3rem;color:var(--primary-blue)}@media (max-width:480px){.app-download-card{padding:1.5rem}.app-icon{width:56px;height:56px}.app-icon i{font-size:1.5rem}.app-details h3{font-size:1.2rem}.app-features{grid-template-columns:1fr}.download-btn{padding:0.9rem 1.2rem;font-size:1rem}}