.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);border:0;}.donate-container{max-width:900px;margin:0 auto 50px;padding:20px;}@media (max-width:375px){.announcement-bar{padding:10px 12px;border-radius:12px;}.announcement-bar p{font-size:12px;}.announcement-bar .announcement-link{padding:3px 8px;font-size:11px;margin-left:5px;}.announcement-content{padding-left:25px;gap:8px;}}.submit-form{display:flex;flex-direction:column;gap:25px;}.form-group{display:flex;flex-direction:column;gap:10px;}.form-group label{font-weight:500;color:var(--text-color);display:flex;align-items:center;gap:8px;}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 15px;border:1px solid rgba(0,0,0,0.1);border-radius:12px;background:rgba(255,255,255,0.7);backdrop-filter:blur(5px);font-size:1rem;transition:all 0.3s ease;}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(39,37,39,0.1);}.form-group textarea{resize:vertical;min-height:100px;}.file-upload-area{border:2px dashed rgba(0,0,0,0.1);border-radius:12px;padding:40px 20px;text-align:center;transition:all 0.3s ease;cursor:pointer;}.file-upload-area:hover{border-color:var(--primary-color);background-color:rgba(255,255,255,0.5);}.file-upload-area input{display:none;}.upload-placeholder i{font-size:3rem;color:#999;margin-bottom:15px;}.checkbox-label{display:flex;align-items:flex-start;gap:10px;color:#555;}.checkbox-label input{width:auto;margin-top:0.25rem;margin-right:0.75rem;}.form-actions{display:flex;justify-content:center;gap:15px;margin-top:20px;}.submit-btn,.reset-btn{padding:12px 30px;border-radius:25px;font-size:1rem;font-weight:500;cursor:pointer;transition:all 0.3s ease;display:flex;align-items:center;gap:8px;}.submit-btn{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:white;border:none;}.submit-btn:hover{transform:translateY(-3px);box-shadow:0 5px 15px rgba(0,0,0,0.1);}.reset-btn{background:rgba(255,255,255,0.7);color:var(--text-color);border:1px solid rgba(0,0,0,0.1);}.reset-btn:hover{background:rgba(255,255,255,0.9);}.small{font-size:0.85rem;color:#777;margin-top:5px;}.link{color:var(--primary-color);text-decoration:none;}.link:hover{text-decoration:underline;}.text-responsive{font-size:1rem;}@media (max-width:768px){.form-actions{flex-direction:column;}.submit-btn,.reset-btn{width:100%;justify-content:center;}}@media (max-width:768px){.text-responsive{font-size:0.9rem;}.checkbox-label input{margin-right:0.5rem;}}.submission-guide.glass-card{max-width:800px;margin:25px auto;padding:30px;border-radius:16px;background:rgba(255,255,255,0.1);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.2);box-shadow:var(--card-shadow);}.submission-guide-title{display:flex;align-items:center;margin-bottom:15px;}.submission-guide-title i{color:var(--primary-color);font-size:1.5rem;margin-right:12px;}.submission-guide-title h3{margin:0;font-size:1.2rem;color:var(--text-primary);}.submission-guide-intro{margin:0 0 15px 0;line-height:1.6;}.submission-guide-rules-title{margin:0 0 12px 0;font-weight:500;}.submission-guide-rules{margin:0 0 18px 0;padding-left:22px;line-height:1.6;}.submission-guide-rules li{margin-bottom:8px;}.submission-guide-rules li:last-child{margin-bottom:0;}.submission-guide-tip{padding:12px;background:rgba(0,0,0,0.05);border-radius:8px;font-size:0.9rem;line-height:1.6;display:flex;align-items:center;}.submission-guide-tip i{color:#ffc107;margin-right:8px;}.donate-card{background:rgba(255,255,255,0.2);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:16px;padding:30px;margin-bottom:30px;box-shadow:var(--card-shadow);display:flex;flex-direction:column;gap:30px;}@media (min-width:768px){.donate-card{flex-direction:row;align-items:center;}.donate-info,.donate-qrcode{flex:1;}}@media (max-width:767px){.donate-card{flex-direction:column;}.donate-qrcode{order:-1;border-left:none;margin-bottom:20px;}.donate-info{padding-right:0;}}.donate-description{font-size:1.1rem;line-height:1.8;margin:20px 0;color:#555;}.donate-benefits{list-style:none;margin:25px 0;}.donate-benefits li{margin:10px 0;font-size:1rem;color:#444;display:flex;align-items:center;}.donate-benefits i{color:var(--primary-color);margin-right:10px;}.donate-qrcode{text-align:center;}.qrcode-container{background:white;padding:20px;border-radius:12px;display:inline-block;box-shadow:0 5px 15px rgba(0,0,0,0.1);margin:15px 0;}.qrcode-img{width:220px;height:220px;object-fit:contain;}.qrcode-tip{margin-top:10px;color:#666;font-size:0.9rem;}.donate-thanks{text-align:center;padding:20px;background:rgba(255,255,255,0.1);border-radius:12px;}.donor-list{display:flex;flex-wrap:wrap;gap:15px;justify-content:center;margin-top:15px;}.donor-item{background:rgba(255,255,255,0.2);padding:5px 12px;border-radius:20px;font-size:0.9rem;}.donate-notes{margin-top:15px;padding-top:15px;border-top:1px dashed rgba(0,0,0,0.08);font-size:0.9rem;color:#555;line-height:1.6;}.donate-notes p{margin-bottom:8px;}.donate-notes p:last-child{margin-bottom:0;color:#333;font-weight:500;}#saveQrcodeBtn{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:white;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:all 0.3s ease;margin-top:15px;}#saveQrcodeBtn:hover{transform:translateY(-2px);box-shadow:0 5px 15px rgba(0,0,0,0.1);}.page-title{text-align:center;font-size:2.5rem;margin:30px 0 40px;color:var(--text-color);}.friend-links-container{max-width:1000px;margin:0 auto;padding:20px;}.friend-link-card{background:rgba(255,255,255,0.2);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:16px;padding:25px;margin-bottom:30px;box-shadow:var(--card-shadow);transition:transform 0.3s ease;}.friend-link-card:hover{transform:translateY(-5px);}.link-header{display:flex;align-items:center;gap:15px;margin-bottom:15px;}.link-logo{width:60px;height:60px;border-radius:8px;object-fit:cover;}.link-title{font-size:1.8rem;color:#333;position:relative;display:inline-block;}.link-title::after{content:'';position:absolute;width:0;height:2px;bottom:-2px;left:0;background-color:#ff0000;transition:width 0.3s ease;}.link-title:hover::after,.link-title:active::after{width:100%;}.link-description{font-size:1rem;color:#666;line-height:1.6;margin-bottom:15px;}.link-meta{display:flex;justify-content:space-between;font-size:0.9rem;color:#888;}@media (max-width:768px){.page-title{font-size:2rem;}.link-title{font-size:1.5rem;}}.friend-link-card a{text-decoration:none;transition:all 0.3s ease;}.friend-link-card a:hover{color:var(--primary-color);transform:translateY(-2px);}.link-requirements{background:rgba(255,255,255,0.05);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.1);border-radius:12px;padding:24px;margin:30px auto;max-width:800px;box-shadow:0 4px 20px rgba(0,0,0,0.1);}.link-requirements h3{color:var(--text-primary);margin-bottom:16px;font-size:1.4rem;border-bottom:1px solid rgba(255,255,255,0.1);padding-bottom:10px;}.link-requirements ul{padding-left:20px;}.link-requirements li{color:var(--text-secondary);margin-bottom:10px;line-height:1.6;}*{margin:0;padding:0;box-sizing:border-box;}:root{--primary-color:#272527be;--secondary-color:#1e2022;--text-color:#333;--bg-color:#f5f5f7;--card-shadow:0 10px 30px rgba(0,0,0,0.1);--nav-height:60px;}body{font-family:'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans',sans-serif;background-color:var(--bg-color);color:var(--text-color);line-height:1.6;}.container{width:100%;max-width:1400px;margin:0 auto;padding:0 20px;}.site-header{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:white;padding:10px 0;margin-bottom:30px;box-shadow:0 4px 20px rgba(0,0,0,0.15);border-radius:0 0 20px 20px;min-height:var(--nav-height);}.main-nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:0;height:auto;flex-wrap:wrap;row-gap:10px;padding:5px 0;}.logo{display:flex;align-items:center;gap:12px;text-decoration:none;}.logo img{height:40px;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,0.2);}.logo-text{color:white;font-size:1.8rem;font-weight:700;margin-left:8px;text-shadow:0 2px 4px rgba(0,0,0,0.3);}.menu{display:flex;list-style:none;gap:20px;}.menu li a{color:white;text-decoration:none;padding:8px 16px;border-radius:20px;display:flex;align-items:center;gap:8px;}.menu li a:hover,.menu li a.active{background-color:rgba(255,255,255,0.2);backdrop-filter:blur(5px);}.menu-toggle{display:none;background:none;border:none;color:white;font-size:1.5rem;cursor:pointer;}.site-description{font-size:1.1rem;opacity:0.9;max-width:600px;margin:-10px auto 0;text-align:center;}@media (max-width:768px){.menu{display:none;position:absolute;top:calc(var(--nav-height) + 10px);right:20px;background-color:var(--secondary-color);flex-direction:column;padding:15px;border-radius:10px;box-shadow:var(--card-shadow);z-index:1000;min-width:200px;}.menu.active{display:flex;}.menu-toggle{display:block;}}@media (min-width:768px) and (max-width:991.98px){.menu{gap:10px;}.menu li a{padding:6px 12px;font-size:0.9rem;}.logo-text{font-size:1.5rem;}}.site-title{font-size:2.5rem;margin-bottom:10px;display:flex;align-items:center;justify-content:center;gap:15px;}.site-description{font-size:1.1rem;opacity:0.9;max-width:600px;margin:0 auto;}.masonry-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;padding:0;}@media (max-width:575.98px){.masonry-grid{grid-template-columns:repeat(2,1fr);gap:8px;}}@media (max-width:575.98px){.logo-text{font-size:1.2rem;}.logo img{height:36px;}}@media (min-width:576px) and (max-width:767.98px){.masonry-grid{grid-template-columns:repeat(2,1fr);gap:12px;}}@media (min-width:768px) and (max-width:991.98px){.masonry-grid{grid-template-columns:repeat(3,1fr);gap:16px;}}@media (min-width:992px) and (max-width:1199.98px){.masonry-grid{grid-template-columns:repeat(4,1fr);gap:20px;}}@media (min-width:1200px){.masonry-grid{grid-template-columns:repeat(5,1fr);gap:24px;}}.image-card{margin-bottom:0;border-radius:16px;overflow:hidden;box-shadow:var(--card-shadow);position:relative;transition:transform 0.3s ease,box-shadow 0.3s ease;background-color:white;display:flex;flex-direction:column;height:100%;width:100%;padding-bottom:221.25%;}.image-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px rgba(0,0,0,0.15);}.image-card img{position:absolute;top:0;left:0;width:100%;height:100%;display:block;object-fit:cover;}.image-title{position:absolute;bottom:0;left:0;right:0;padding:16px;background:rgba(255,255,255,0.2);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:white;font-weight:600;font-size:clamp(0.9rem,3vw,1.2rem);text-shadow:0 2px 4px rgba(0,0,0,0.2);transition:background 0.3s ease;text-align:center;}.image-card:hover .image-title{background:rgba(255,255,255,0.3);}.image-time{position:absolute;top:20%;left:50%;transform:translateX(-50%);color:white;font-size:clamp(2rem,8vw,4rem);font-weight:300;text-shadow:0 2px 10px rgba(0,0,0,0.5);pointer-events:none;z-index:5;letter-spacing:2px;}@media (max-width:768px){.image-time{font-size:clamp(2.5rem,10vw,5rem);text-shadow:0 2px 12px rgba(0,0,0,0.6);}.image-text-container{top:55%;gap:8px;}.image-text{font-size:clamp(0.3rem,2vw,0.5rem);letter-spacing:0.01em;}.image-text.equation{display:none;}}@media (max-width:575.98px){.image-time{font-size:clamp(1.5rem,10vw,3rem);letter-spacing:1px;}}.image-text-container{position:absolute;top:35%;left:50%;transform:translateX(-50%);display:flex;justify-content:center;align-items:center;gap:15px;width:80%;z-index:5;}.image-text{color:white;font-size:clamp(0.3rem,1vw,0.5rem);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Open Sans","Helvetica Neue",sans-serif;letter-spacing:0.02em;text-shadow:0 2px 4px rgba(0,0,0,0.5);}.image-text.equation,.image-text.treasure{font-size:inherit;font-family:inherit;}.save-tip{position:absolute;top:5%;left:50%;transform:translateX(-50%);background-color:rgba(0,0,0,0.5);color:white;padding:0.5vw 1vw;border-radius:4px;font-size:clamp(12px,3vw,16px);z-index:10;display:none;white-space:nowrap;}@media (max-width:375px){.save-tip{padding:0.8vw 1.5vw;font-size:12px;}}@media (min-width:768px){.save-tip{padding:4px 8px;font-size:14px;}}.loading{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;background-color:rgba(255,255,255,0.7);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:9999;transition:opacity 0.3s ease;}.loading i{animation:spin 1.5s linear infinite;font-size:3rem;color:var(--primary-color);margin-bottom:20px;}.loading p{font-size:1.2rem;color:var(--primary-color);font-weight:500;text-align:center;max-width:80%;}@keyframes spin{to{transform:rotate(360deg);}}.site-footer{text-align:center;padding:30px 0;margin-top:60px;color:#666;font-size:0.9rem;border-top:1px solid rgba(0,0,0,0.05);}.image-placeholder{display:flex;align-items:center;justify-content:center;background-color:#f0f0f0;color:#ccc;font-size:2rem;}.lazy-load{opacity:0;transition:opacity 0.5s ease-in-out;}.lazy-load.loaded{opacity:1;}.load-more{text-align:center;padding:20px;font-size:1rem;color:#666;}.floating-menu{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:1000;display:flex;flex-direction:row;gap:15px;padding:10px 15px;background:rgba(255,255,255,0.1);backdrop-filter:blur(10px);border-radius:30px;box-shadow:0 4px 20px rgba(0,0,0,0.1);}.floating-btn{width:64px;height:64px;border-radius:50%;background-color:rgba(255,255,255,0.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:#333;text-decoration:none;border:none;box-shadow:0 4px 12px rgba(0,0,0,0.15);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.3s ease;font-size:24px;font-weight:bold;}.floating-btn:hover{transform:scale(1.05);box-shadow:0 6px 16px rgba(0,0,0,0.2);}.floating-btn:active{transform:scale(0.95);}.floating-menu.bottom-menu{gap:12px;}.floating-btn.standalone{position:fixed;bottom:30px;right:20px;z-index:1000;}@media (max-width:768px){.floating-menu{bottom:15px;padding:8px 12px;}.floating-menu.bottom-menu{gap:8px;}.floating-btn{width:48px;height:48px;font-size:20px;}.floating-btn.standalone{bottom:21px;right:15px;width:48px;height:48px;font-size:20px;}}.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:rgba(0,0,0,0.3);}.modal-content{margin:10% auto;padding:25px;width:80%;max-width:600px;border-radius:12px;position:relative;animation:fadeIn 0.3s;}.glass-effect{background:rgba(255,255,255,0.644);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.18);box-shadow:0 8px 32px 0 rgba(31,38,135,0.15);}.close-btn{position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,0.2);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;cursor:pointer;transition:all 0.3s ease;border:none;z-index:1;}.close-btn:hover{background:rgba(255,255,255,0.3);transform:scale(1.1);box-shadow:0 2px 8px rgba(0,0,0,0.15);}.close-btn:active{transform:scale(0.95);}.modal-content h3{color:#2d2d2d;margin-top:0;border-bottom:1px solid rgba(255,255,255,0.3);padding-bottom:.5rem;}.modal-content h4{color:#3d3d3d;margin-bottom:0.5rem;}.modal-content p,.modal-content li{color:#4a4a4a;line-height:1.6;}.modal-content ul{padding-left:1.5rem;}@keyframes fadeIn{from{opacity:0;transform:translateY(-20px);}to{opacity:1;transform:translateY(0);}}.about-page{padding:40px 0;}.partnership-banner{text-align:center;padding:80px 20px;margin-bottom:60px;background:linear-gradient(135deg,rgba(255,255,255,0.9) 0%,rgba(255,255,255,0.7) 100%);backdrop-filter:blur(12px);border-radius:16px;box-shadow:0 8px 32px rgba(0,0,0,0.08);border:1px solid rgba(255,255,255,0.2);position:relative;overflow:hidden;max-width:800px;margin-left:auto;margin-right:auto;}.partnership-banner::before{content:'';position:absolute;top:-50px;right:-50px;width:150px;height:150px;background:rgba(255,192,203,0.1);border-radius:50%;z-index:0;}.partnership-banner::after{content:'';position:absolute;bottom:-30px;left:-30px;width:100px;height:100px;background:rgba(173,216,230,0.15);border-radius:50%;z-index:0;}.logo-container{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;margin-bottom:35px;}.partner-logo{width:90px;height:90px;border-radius:12px;height:90px;margin:0 25px;transition:all 0.4s cubic-bezier(0.25,0.46,0.45,0.94);filter:drop-shadow(0 4px 8px rgba(0,0,0,0.08));}.partner-logo:hover{transform:translateY(-8px) scale(1.08);filter:drop-shadow(0 8px 16px rgba(0,0,0,0.12));}.partner-separator{font-size:32px;color:#999;margin:0 15px;}.partner-description{font-size:18px;color:#666;max-width:800px;margin:0 auto 20px;}.about-content{max-width:800px;margin:0 auto;line-height:1.8;}.about-content h2{margin-top:30px;margin-bottom:15px;color:#333;}.about-content{padding:0 15px;}.about-content .section-title{font-size:20px;}.about-content p{font-size:14px;line-height:1.6;}.about-content p{margin-bottom:15px;color:#555;}@media (max-width:768px){.logo-container{flex-direction:column;}.partner-separator{transform:rotate(90deg);margin:20px 0;}}.section-title{margin-top:40px;margin-bottom:20px;color:#2d3436;font-size:24px;padding-bottom:12px;border-bottom:2px solid #f8f9fa;display:inline-flex;align-items:center;}.section-title i{margin-right:12px;color:#ff7675;}.feature-list{padding-left:20px;margin-bottom:25px;}.feature-list li{margin-bottom:12px;color:#495057;display:flex;align-items:center;}.feature-list i{color:#00b894;margin-right:10px;}.contact-info p{margin-bottom:12px;display:flex;align-items:center;}.contact-info i{width:24px;color:#0984e3;margin-right:12px;}.acknowledgements{text-align:center;padding:20px;margin:0 auto 30px;max-width:800px;}.acknowledgements p{font-size:16px;color:#666;margin-bottom:15px;}.acknowledgements-logos{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;}.ack-logo{height:40px;opacity:0.8;transition:opacity 0.3s ease;}.ack-logo:hover{opacity:1;}.about-content > *{opacity:0;transform:translateY(20px);transition:opacity 0.6s ease-out,transform 0.6s ease-out;}.about-content > *.visible{opacity:1;transform:translateY(0);}@media (max-width:768px){.partner-logo{height:9opx;width:90px;border-radius:12px;}}.announcement-bar{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#ffffff;padding:18px 25px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,0.15);position:relative;margin:0 auto 25px;border-radius:24px;max-width:800px;transition:all 0.4s 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