@property --angle-1{syntax: "<angle>"; inherits: false; initial-value: -75deg;}@property --angle-2{syntax: "<angle>"; inherits: false; initial-value: -45deg;}:root{--color-background: #0F0F1B;--color-text-primary: #ffffff;--color-text-secondary: rgba(255, 255, 255, .7);--color-glass-bg: rgba(255, 255, 255, .03);--color-glass-border: rgba(255, 255, 255, .1);--color-glass-hover: rgba(255, 255, 255, .08);--color-input-bg: rgba(0, 0, 0, .4);--color-accent: #a7a7d1;--color-accent-hover: rgba(167, 167, 209, .2);--color-heart: #ff4757;--color-button-shadow-1: rgba(0, 0, 0, .05);--color-button-shadow-2: rgba(255, 255, 255, .5);--color-button-shadow-3: rgba(0, 0, 0, .2);--color-button-shadow-4: rgba(255, 255, 255, .2);--anim--hover-time: .4s;--anim--hover-ease: cubic-bezier(.25, 1, .5, 1);--sidebar-width: 260px}body.light-mode{--color-background: #F7F4EF;--color-text-primary: #3E2723;--color-text-secondary: #795C54;--color-glass-bg: rgba(255, 255, 255, .6);--color-glass-border: rgba(111, 78, 55, .15);--color-glass-hover: rgba(255, 255, 255, .9);--color-input-bg: rgba(255, 255, 255, .8);--color-accent: #6F4E37;--color-accent-hover: rgba(111, 78, 55, .1);--color-heart: #D84315;--color-button-shadow-1: rgba(255, 255, 255, .8);--color-button-shadow-2: rgba(0, 0, 0, .1);--color-button-shadow-3: rgba(0, 0, 0, .05);--color-button-shadow-4: rgba(255, 255, 255, .5)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden;font-family:Inter,Noto Sans TC,sans-serif}body{background-color:var(--color-background);background-image:url(https://github.com/chunsheng612/FunFun.AI-Website/blob/main/ai-tools-bg-black.png?raw=true);background-repeat:no-repeat;background-position:center;background-size:cover;color:var(--color-text-primary);transition:background-color .5s ease,color .5s ease,background-image .5s ease}body.light-mode{background-image:url(https://github.com/chunsheng612/FunFun.AI-Website/blob/main/ai-tools-bg-light.png?raw=true)}#tsparticles{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;pointer-events:none}@keyframes fadeSlideUp{0%{opacity:0;transform:translateY(25px)}to{opacity:1;transform:translateY(0)}}@keyframes heartBounce{0%{transform:scale(1)}40%{transform:scale(1.35)}to{transform:scale(1)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.app-container{display:flex;height:100vh;width:100vw;position:relative;z-index:1}.glass-panel{background-color:var(--color-glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--color-glass-border);box-shadow:0 8px 32px #00000014;transition:background-color .4s ease,border-color .4s ease}.sidebar{width:var(--sidebar-width);flex-shrink:0;display:flex;flex-direction:column;margin:16px 0 16px 16px;border-radius:20px;overflow-y:auto;padding:24px 12px;transition:width .4s cubic-bezier(.2,.8,.2,1),margin .4s ease,opacity .3s ease;z-index:100;scrollbar-width:none}.sidebar::-webkit-scrollbar{display:none}.sidebar.collapsed-desktop{width:0;margin:0;padding:0;opacity:0;border:none;pointer-events:none}.nav-section-title{font-size:.75rem;color:var(--color-text-secondary);margin:16px 0 8px 12px;font-weight:600;letter-spacing:.5px}.nav-btn{display:flex;align-items:center;gap:12px;width:100%;padding:10px 12px;border:none;background:transparent;color:var(--color-text-secondary);font-size:.9rem;font-weight:500;text-align:left;border-radius:12px;cursor:pointer;transition:all .25s cubic-bezier(.2,.8,.2,1);margin-bottom:4px}.nav-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}.nav-btn:hover{background:var(--color-glass-hover);color:var(--color-text-primary);transform:translate(4px)}.nav-btn.active{background:var(--color-accent);color:#fff;font-weight:600;transform:translate(4px);box-shadow:0 4px 12px #0000001a}body.light-mode .nav-btn.active{color:var(--color-bg-base)}.main-wrapper{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:68px;margin:16px 16px 0;border-radius:20px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;gap:24px;flex-shrink:0;position:relative}.brand-area{display:flex;align-items:center;gap:12px}.hamburger-btn{display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--color-text-primary);cursor:pointer;padding:6px;border-radius:8px;transition:all .2s;margin-left:-4px}.hamburger-btn:hover{background:var(--color-accent-hover)}.hamburger-btn svg{width:22px;height:22px;stroke:currentColor;stroke-width:2;stroke-linecap:round;fill:none}.brand-avatar{width:34px;height:34px;border-radius:50%;object-fit:cover;transition:transform .3s;box-shadow:0 4px 10px #0003}.brand-area:hover .brand-avatar{transform:scale(1.05) rotate(-2deg)}.brand-title{font-size:1.1rem;font-weight:700;color:var(--color-text-primary);letter-spacing:.5px}.search-container{flex:1;max-width:400px;position:relative;display:flex;align-items:center}.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--color-text-secondary);pointer-events:none}#search-input{width:100%;background:var(--color-input-bg);border:1px solid var(--color-glass-border);border-radius:99px;padding:10px 36px 10px 40px;color:var(--color-text-primary);font-size:.9rem;outline:none;transition:all .3s cubic-bezier(.2,.8,.2,1);font-family:inherit}#search-input:focus{border-color:var(--color-accent);width:105%;box-shadow:0 0 0 3px var(--color-accent-hover)}#search-input::placeholder{color:var(--color-text-secondary);opacity:.7}.clear-btn{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--color-text-secondary);cursor:pointer;display:none;padding:4px;font-size:14px;transition:transform .2s}.clear-btn:hover{color:var(--color-text-primary);transform:translateY(-50%) scale(1.2)}.mobile-search-btn,.mobile-search-back{display:none;background:transparent;border:none;color:var(--color-text-primary);cursor:pointer;padding:8px}.mobile-search-btn svg,.mobile-search-back svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.topbar-actions{display:flex;align-items:center;gap:8px}.auth-btn{display:flex;align-items:center;gap:8px;background:var(--color-input-bg);border:1px solid var(--color-glass-border);padding:6px 14px;border-radius:99px;color:var(--color-text-primary);cursor:pointer;transition:all .3s cubic-bezier(.2,.8,.2,1);backdrop-filter:blur(12px)}.auth-btn:hover{background:var(--color-accent-hover);border-color:var(--color-accent);transform:translateY(-2px);box-shadow:0 4px 10px #0000001a}.auth-btn img{width:22px;height:22px;border-radius:50%;display:none;object-fit:cover}.auth-btn span{font-size:.9rem;font-weight:600;white-space:nowrap}.icon-btn{background:var(--color-input-bg);border:1px solid var(--color-glass-border);width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--color-text-primary);cursor:pointer;transition:all .3s cubic-bezier(.2,.8,.2,1)}.icon-btn:hover{background:var(--color-accent-hover);border-color:var(--color-accent);transform:translateY(-2px);box-shadow:0 4px 10px #0000001a}.icon-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.content-area{flex:1;overflow-y:auto;padding:24px 16px;scroll-behavior:smooth;display:flex;flex-direction:column}.content-area::-webkit-scrollbar{width:6px}.content-area::-webkit-scrollbar-track{background:transparent}.content-area::-webkit-scrollbar-thumb{background:var(--color-glass-border);border-radius:3px}.section-header{margin-bottom:24px;padding-left:4px}.section-title{font-size:1.35rem;font-weight:700;display:flex;align-items:center;gap:10px;color:var(--color-text-primary)}.section-title svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2}.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:20px;padding-bottom:20px;flex:1;align-content:start}.tool-card{background:var(--color-glass-bg);border:1px solid var(--color-glass-border);border-radius:20px;padding:20px;display:flex;flex-direction:column;gap:12px;position:relative;transition:border-color .3s ease,background .3s ease,transform .3s cubic-bezier(.2,.8,.2,1),box-shadow .3s ease;opacity:0;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.tool-card.hidden{display:none!important}.tool-card:hover{border-color:var(--color-accent);background:var(--color-glass-hover);transform:translateY(-6px);box-shadow:0 12px 30px #00000026}.card-header{display:flex;align-items:flex-start;gap:12px;padding-right:28px}.card-icon{color:var(--color-accent);flex-shrink:0;display:flex;align-items:center;justify-content:center;background:var(--color-input-bg);padding:8px;border-radius:12px;border:1px solid var(--color-glass-border);transition:transform .3s cubic-bezier(.2,.8,.2,1)}.card-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;stroke-linejoin:round;stroke-linecap:round}.tool-card:hover .card-icon{transform:scale(1.1) rotate(-3deg)}.tool-name{font-size:1.1rem;font-weight:700;line-height:1.35;margin-top:2px;color:var(--color-text-primary)}.tool-description{font-size:.9rem;color:var(--color-text-secondary);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:auto;min-height:2.8rem}.fav-btn{position:absolute;top:20px;right:20px;background:transparent;border:none;cursor:pointer;color:var(--color-text-secondary);padding:4px;border-radius:50%;transition:all .2s ease;display:flex;align-items:center;justify-content:center;opacity:.4;z-index:10}.tool-card:hover .fav-btn{opacity:1}.fav-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;transition:all .2s}.fav-btn:hover{color:var(--color-heart);background:#ff47571a}.fav-btn.active{color:var(--color-heart);opacity:1}.fav-btn.active svg{fill:currentColor;stroke:currentColor;animation:heartBounce .4s cubic-bezier(.175,.885,.32,1.275)}.card-buttons{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px;justify-content:flex-start}.button-wrap{flex:0 0 calc(50% - 5px);min-width:0;position:relative;z-index:2;border-radius:999vw;background:transparent;pointer-events:none}.button-wrap button{--border-width: 2px;all:unset;cursor:pointer;position:relative;pointer-events:auto;z-index:3;background:linear-gradient(-75deg,#ffffff0d,#ffffff26,#ffffff0d);border-radius:999vw;box-shadow:inset 0 .125em .125em var(--color-button-shadow-1),inset 0 -.125em .125em var(--color-button-shadow-2),0 .25em .125em -.125em var(--color-button-shadow-3),0 0 .1em .25em inset var(--color-button-shadow-4);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);transition:transform var(--anim--hover-time) var(--anim--hover-ease);display:flex;justify-content:center;width:100%;height:100%}body.light-mode .button-wrap button{background:linear-gradient(-75deg,#00000005,#0000000d,#00000005)}.button-wrap button:hover{transform:scale(.97)}.button-wrap button:active{transform:scale(.94);background:linear-gradient(-75deg,#9678ff1a,#b496ff4d,#9678ff1a)}.button-wrap button span{position:relative;display:flex;align-items:center;justify-content:center;font-weight:500;font-size:.85rem;line-height:1.25;color:var(--color-text-primary);text-shadow:0 1px 2px rgba(0,0,0,.3);padding:.7em .8em;width:100%;text-align:center;white-space:normal;word-break:keep-all}body.light-mode .button-wrap button span{text-shadow:none;font-weight:600}.button-wrap button span:after{content:"";display:block;position:absolute;z-index:1;width:calc(100% - var(--border-width));height:calc(100% - var(--border-width));top:calc(0% + var(--border-width) / 2);left:calc(0% + var(--border-width) / 2);box-sizing:border-box;border-radius:999vw;overflow:clip;background:linear-gradient(var(--angle-2),rgba(255,255,255,0) 0%,rgba(255,255,255,.4) 40% 50%,rgba(255,255,255,0) 55%);mix-blend-mode:screen;pointer-events:none;background-size:200% 200%;background-position:0% 50%;transition:background-position calc(var(--anim--hover-time) * 1.25) var(--anim--hover-ease),--angle-2 calc(var(--anim--hover-time) * 1.25) var(--anim--hover-ease)}body.light-mode .button-wrap button span:after{mix-blend-mode:normal;background:linear-gradient(var(--angle-2),rgba(255,255,255,0) 0%,rgba(255,255,255,.6) 40% 50%,rgba(255,255,255,0) 55%)}.button-wrap button:hover span:after{background-position:25% 50%}.button-wrap button:after{content:"";position:absolute;z-index:1;inset:0;border-radius:999vw;width:calc(100% + var(--border-width));height:calc(100% + var(--border-width));top:calc(0% - var(--border-width) / 2);left:calc(0% - var(--border-width) / 2);padding:var(--border-width);box-sizing:border-box;background:conic-gradient(from var(--angle-1) at 50% 50%,rgba(0,0,0,.5),rgba(0,0,0,0) 5% 40%,rgba(0,0,0,.5) 50%,rgba(0,0,0,0) 60% 95%,rgba(0,0,0,.5)),linear-gradient(180deg,#ffffff80,#ffffff80);mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;transition:all var(--anim--hover-time) var(--anim--hover-ease),--angle-1 .5s ease;box-shadow:inset 0 0 0 calc(var(--border-width) / 2) #ffffff80}body.light-mode .button-wrap button:after{background:conic-gradient(from var(--angle-1) at 50% 50%,rgba(111,78,55,.2),rgba(0,0,0,0) 5% 40%,rgba(111,78,55,.2) 50%,rgba(0,0,0,0) 60% 95%,rgba(111,78,55,.2)),linear-gradient(180deg,#0000001a,#0000001a);box-shadow:inset 0 0 0 calc(var(--border-width) / 2) #6f4e3733}.button-wrap button:hover:after{--angle-1: -125deg}.main-footer{margin-top:32px;padding:24px;border-top:1px solid var(--color-glass-border);color:var(--color-text-secondary);font-size:.9rem;line-height:1.6;display:flex;flex-direction:column;gap:12px;border-radius:20px;margin-bottom:20px;animation:fadeIn 1s ease forwards}.footer-item{display:flex;align-items:flex-start;gap:10px}.footer-item svg{width:18px;height:18px;flex-shrink:0;margin-top:2px;stroke:var(--color-text-primary);fill:none;stroke-width:2}.footer-link{color:var(--color-text-primary);text-decoration:underline;text-decoration-color:var(--color-glass-border);transition:all .2s}.footer-link:hover{text-decoration-color:var(--color-accent);color:var(--color-accent)}.sidebar-overlay{display:none;position:fixed;inset:0;background:#0009;backdrop-filter:blur(4px);z-index:95;opacity:0;transition:opacity .3s}@media(max-width:900px){.brand-title{display:none}}@media(max-width:768px){.sidebar{position:fixed;top:0;left:0;height:calc(100vh - 24px);transform:translate(-120%);margin:12px;width:260px;background:var(--color-background);border:1px solid var(--color-glass-border);box-shadow:4px 0 24px #0000004d}.sidebar.active{transform:translate(0)}.sidebar-overlay.active{display:block;opacity:1}.topbar{margin:12px;height:60px;padding:0 16px;gap:12px}.search-container{display:none;position:absolute;inset:0;padding:0 16px;background:var(--color-background);border-radius:20px;border:1px solid var(--color-glass-border);z-index:10;align-items:center;gap:10px}.search-container.mobile-active{display:flex;animation:fadeIn .2s ease}.search-container .search-icon{left:44px}#search-input{padding-left:36px;background:transparent;border:none;box-shadow:none!important}.mobile-search-btn{display:flex;align-items:center;justify-content:center;margin-left:auto;background:transparent;border:none;color:var(--color-text-primary);cursor:pointer;padding:8px}.mobile-search-back{display:block;padding:4px;flex-shrink:0;background:transparent;border:none;color:var(--color-text-primary);cursor:pointer}.mobile-search-btn svg,.mobile-search-back svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.clear-btn{right:16px}.content-area{padding:16px 12px}.tool-grid{grid-template-columns:1fr;gap:16px}}