@font-face{font-family:'Di7';src:url('../fonts/digital-7.ttf');font-display:swap}@font-face{font-family:'Di7Mono';src:url('../fonts/Digital7Mono.ttf');font-display:swap}@font-face{font-family:'Di';src:url('../fonts/clockicons.ttf');font-display:swap}@font-face{font-family:RBold;src:url('../fonts/Roboto-Bold.ttf') format('truetype');font-display:swap}@font-face{font-family:RMedium;src:url('../fonts/Roboto-Medium.ttf') format('truetype');font-display:swap}@font-face{font-family:RRegular;src:url('../fonts/Roboto-Regular.ttf') format('truetype');font-display:swap}:root{--primary:#e74c3c;--primary-dark:#c0392b;--bg:#fafafa;--text:#333;--accent:#fff;--shadow:rgba(0,0,0,0.1);--radius:14px}*{box-sizing:border-box;margin:0;padding:0}.pas{padding:5px}.pam{padding:10px}.pal{padding:20px}.pts{padding-top:5px}.ptm{padding-top:10px 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!important}.br2{border-radius:2px !important}.br3{border-radius:3px !important}.br4{border-radius:4px !important}.br5{border-radius:5px !important}.br6{border-radius:6px !important}.br7{border-radius:7px !important}.br8{border-radius:8px !important}.br9{border-radius:9px !important}.br10{border-radius:10px !important}.c{clear:both}.hide{display:none}.show{display:block}body{font-family:"Inter","Noto Sans","Segoe UI","Helvetica Neue","Arial",sans-serif;line-height:1.6;background:var(--bg);color:var(--text);overflow-x:hidden;transition:background 0.4s ease,color 0.4s ease}a{text-decoration:none;color:var(--primary-dark)}header{background:var(--accent);box-shadow:0 2px 8px var(--shadow);padding:1.2rem 2rem;position:sticky;top:0;z-index:1000;display:flex;justify-content:space-between;align-items:center}h1{font-size:2.4rem;color:var(--primary-dark);text-align:center;margin:0 0 1.5rem;line-height:1.3;letter-spacing:-0.5px;position:fixed;top:15px;z-index:1000;left:40%;font-weight:500}h2{font-size:1.6rem;font-weight:600;color:var(--primary-dark);text-align:center;margin:0 0 0.8rem;line-height:1.4}h1,h3{color:var(--text) !important}.highlight,.btn-primary,strong,mark{*color:var(--primary) !important}[data-theme="dark"] h1,[data-theme="dark"] h2{color:var(--accent)}.logo-text{font-family:"Poppins","Inter",sans-serif;font-weight:700;font-size:1.8rem;background:linear-gradient(135deg,#e74c3c,#c0392b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-0.5px;cursor:default;transition:transform 0.3s ease,text-shadow 0.3s ease}.logo-text a{font-family:var(--font-logo,"Poppins",sans-serif);font-weight:700;font-size:1.5rem;color:var(--primary-dark);text-decoration:none;display:inline-block}.logo-text a span{color:var(--primary)}.logo-text span{background:linear-gradient(135deg,#333,#555);-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-weight:600}.logo-text:hover{transform:scale(1.03);text-shadow:0 3px 10px rgba(231,76,60,0.3)}.logo-text{position:relative;overflow:hidden}.logo-text::after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(120deg,transparent,rgba(255,255,255,0.3),transparent);transition:all 0.8s ease}.logo-text:hover::after{left:100%}.theme-btn{border:1px solid #ddd;outline:none;color:var(--primary-dark);background:#FFF;width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 0.25s ease}.theme-btn:hover{transform:translateY(-1px);background:var(--btn-bg-hover,#eaeaea)}.theme-btn:active{transform:scale(0.92)}.theme-btn i{font-size:18px;transition:transform 0.4s ease,color 0.3s ease}.theme-btn:hover i{transform:rotate(20deg)}body.light-mode{--btn-bg:#f4f4f4;--btn-icon:#333;--btn-bg-hover:#eaeaea}body.dark{--btn-bg:#2c2c2c;--btn-icon:#f2f2f2;--btn-bg-hover:#3a3a3a}body.dark h1,body.dark h3{color:#FFF !important}body.dark .txt_url,body.dark .share-box-title{color:#666}body.dark .logo-text{background:linear-gradient(135deg,#ffcab3,#ff9376);-webkit-background-clip:text;-webkit-text-fill-color:transparent}body.dark .logo-text span{background:linear-gradient(135deg,#eee,#ccc);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.header-right{display:flex;align-items:center;gap:1rem}.language-selector{position:relative;user-select:none}.lang-btn{background:var(--accent);color:var(--primary-dark);border:1px solid #ddd;padding:0.4rem 0.8rem;border-radius:8px;cursor:pointer;transition:all 0.3s ease;display:flex;align-items:center;gap:0.4rem}.lang-btn:hover{background:#f9f9f9}.lang-list{position:absolute;top:110%;left:0;background:var(--accent);border:1px solid #ddd;box-shadow:0 5px 15px var(--shadow);border-radius:8px;overflow-y:auto;overflow-x:hidden;display:none;min-width:180px;max-height:400px;z-index:200;animation:fadeDropdown 0.3s ease forwards;scroll-behavior:smooth}.lang-list li{cursor:pointer;transition:background 0.2s ease;list-style:none}.lang-list li:hover{background:#fbeae8}.lang-list li a{display:flex;align-items:center;gap:6px;width:100%;color:var(--text,#222);text-decoration:none;font-size:0.95rem;padding:0.6rem 1rem;transition:color 0.2s ease}.lang-list li a:hover{color:var(--primary,#3098ff)}.lang-list li a.active{font-weight:600;color:var(--primary,#3098ff)}.lang-list .lang-code{font-weight:500;text-transform:uppercase;color:var(--primary,#3098ff);font-size:0.85rem}@keyframes fadeDropdown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}#theme-toggle{background:none;border:1px solid #ddd;cursor:pointer;font-size:1.4rem;color:var(--primary-dark);box-shadow:none;transition:transform 0.4s ease,color 0.3s ease}#theme-toggle:hover{transform:rotate(20deg);color:var(--primary)}.container{max-width:1100px;margin:auto;padding:2rem}.fade-in{opacity:0;transform:translateY(30px);transition:all 0.8s ease-out}.fade-in.visible{opacity:1;transform:translateY(0)}.hero{text-align:center;padding:4rem 1rem;background:linear-gradient(135deg,#ffe8e3,#fff);border-radius:var(--radius);box-shadow:0 5px 15px var(--shadow);margin-bottom:3rem}.hero h2{font-size:2rem;color:var(--primary-dark);margin-bottom:1rem}.hero p{font-size:1.1rem;max-width:700px;margin:auto;color:#555}.pomodoro-box{--accent:var(--primary);--accent-dark:var(--primary-dark);--text:var(--text);--bg:var(--accent);--radius:14px;background:#fff;border-radius:var(--radius);padding:30px;box-shadow:0 6px 24px rgba(0,0,0,0.08);*max-width:400px;margin:0 auto 30px auto;text-align:center;font-family:"Inter","Segoe UI",sans-serif;box-sizing:border-box}.pomodoro-box .timer-display{margin:0 25%}.pomodoro-box .pmd-tabs{display:flex;justify-content:center;gap:8px;margin-bottom:20px}.pomodoro-box .pmd-tab{flex:1;padding:12px 0;border:none;border-radius:20px;background:#f0f0f0;color:#333;cursor:pointer;font-weight:600;transition:all 0.2s ease}.pomodoro-box .pmd-tab.active{background:var(--accent-dark);color:#fff;box-shadow:0 4px 12px rgba(231,76,60,0.25)}.pomodoro-box .pmd-tab:hover{transform:translateY(-2px)}.pomodoro-box .pmd-label{font-size:18px;font-weight:600;color:var(--accent-dark);letter-spacing:1px;text-transform:uppercase;margin:30px 0;transition:color 0.3s ease}.pomodoro-box .pmd-timer{font-size:140px;color:var(--accent-dark);letter-spacing:2px;margin:10px 0 20px;font-family:Di}.pomodoro-box .pmd-minutes,.pomodoro-box .pmd-seconds{background:#f6f6f6;padding:20px;border-radius:20px;display:inline-block;line-height:1.2}.pomodoro-box .pmd-separator{margin:0 4px}.pomodoro-box .pmd-progress{width:100%;height:10px;background:#eee;border-radius:10px;overflow:hidden;margin-bottom:16px}.pomodoro-box .pmd-progress-bar{height:100%;width:0%;background:var(--accent);transition:width 0.4s ease}.pomodoro-box .pmd-stats{font-size:14px;color:#666;margin-bottom:20px}.pomodoro-box .pomo-name{font-weight:500}.pomodoro-box .pmd-controls{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:20px}.pomodoro-box .pmd-btn{width:60px;height:60px;border:none;border-radius:50%;background-color:var(--primary);color:#FFF;font-size:22px;display:flex;justify-content:center;align-items:center;cursor:pointer;box-shadow:0 4px 10px var(--shadow);transition:all 0.2s ease}.pomodoro-box .pmd-btn:hover{background-color:var(--primary-dark);transform:translateY(-2px)}.pomodoro-box .pmd-btn:active{transform:scale(0.95)}.pomodoro-box .pmd-reset{background-color:#95a5a6}.pomodoro-box .pmd-next{background-color:#27ae60}.pomodoro-box .pmd-reset:hover{background-color:#7f8c8d}.pomodoro-box .pmd-next:hover{background-color:#219150}.pomodoro-box .tasks{text-align:left;background:#fafafa;border-radius:var(--radius);padding:16px;margin-top:30px;box-shadow:inset 0 0 4px rgba(0,0,0,0.05)}.pomodoro-box .tasks-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.pomodoro-box .tasks-header .title{font-weight:600}.pomodoro-box .tasks-header .clear{border:none;background:none;color:#e74c3c;cursor:pointer;font-size:13px}.pomodoro-box .tasks-input{display:flex;gap:8px;margin-bottom:12px}.pomodoro-box .tasks-input .input{flex:1;border:1px solid #ddd;border-radius:8px;padding:10px;font-size:14px}.pomodoro-box .tasks-input .add{border:none;border-radius:8px;background:#e74c3c;color:#fff;width:80px;cursor:pointer}.pomodoro-box .tasks-list{list-style:none;padding:0;margin:0}.pomodoro-box .tasks-list{list-style:none;padding:0;margin:15px 0 0}.pomodoro-box .task{display:flex;justify-content:space-between;align-items:center;background:#fff;border-radius:8px;padding:10px 14px;margin-bottom:10px;box-shadow:0 2px 8px rgba(0,0,0,0.06);transition:all 0.25s ease}.pomodoro-box .task:hover{box-shadow:0 3px 12px rgba(0,0,0,0.08);transform:translateY(-1px)}.pomodoro-box .task-main{display:flex;align-items:center;gap:10px}.pomodoro-box .task-main .text{font-size:15px;color:var(--text)}.pomodoro-box .task-main input[type="checkbox"]{appearance:none;width:24px;height:24px;border:2px solid #ffCC00;background:#fff0f0;border-radius:3px;cursor:pointer;position:relative;transition:all 0.2s ease}.pomodoro-box .task-main input[type="checkbox"]:hover{background:rgba(231,76,60,0.1);transform:scale(1.05)}.pomodoro-box .task-main input[type="checkbox"]:checked{background:#e74c3c;border-color:#e74c3c}.pomodoro-box .task-main input[type="checkbox"]:checked::after{content:"";position:absolute;left:6px;top:0px;width:6px;height:12px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}.pomodoro-box .task-main input[type="checkbox"]:checked + .text{text-decoration:line-through;color:#aaa}.pomodoro-box .task-main .text{font-size:15px;color:var(--text);cursor:pointer;user-select:none}.pomodoro-box .task-actions{display:flex;align-items:center;gap:6px}.pomodoro-box .task-btn{display:flex;align-items:center;justify-content:center;gap:3px;border:none;border-radius:40px;width:40px;height:40px;border-radius:20px;font-size:14px;cursor:pointer;transition:all 0.25s ease;background:#f9f9f9;color:#666}.pomodoro-box .task-btn:hover{background:#f0f0f0;color:#000}.pomodoro-box .task-btn.focus{background-color:#f5f5f5;color:var(--primary)}.pomodoro-box .task-btn.focus:hover{background-color:var(--primary);color:#fff}.pomodoro-box .task-main{display:flex;align-items:center;gap:8px}.pomodoro-box .checkbox{width:16px;height:16px}.pomodoro-box .text{font-size:14px}.pomodoro-box .task-actions{display:flex;gap:6px}.pomodoro-box .no-tasks{text-align:center;color:#aaa;font-size:13px;margin-top:10px}.btnInit{display:inline-block;background:var(--primary);color:var(--accent);padding:0.8rem 1.6rem;margin-top:1.8rem;border-radius:var(--radius);font-weight:600;text-decoration:none;transition:0.25s ease}.btnInit:hover{background:var(--primary-dark);transform:translateY(-2px)}section{margin-bottom:4rem}section h3{font-size:1.8rem;margin-bottom:1rem;color:var(--primary-dark)}section p{margin-bottom:1rem;color:#444}.features{display:grid;gap:1.8rem;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.feature-card{background:var(--accent);padding:1.5rem;border-radius:var(--radius);box-shadow:0 3px 8px var(--shadow);transition:0.3s ease}.feature-card:hover{transform:translateY(-4px);box-shadow:0 6px 14px var(--shadow)}.feature-card h4{color:var(--primary);margin-bottom:0.5rem}table{width:100%;border-collapse:collapse;margin-top:1rem}th,td{border:1px solid #ddd;background:#FFF;padding:0.8rem;text-align:left}th{background:#fbeae8}footer{background:var(--primary-dark);color:#fff;text-align:center;padding:19px 20px 90px 20px;border-radius:var(--radius) var(--radius) 0 0;margin-top:3rem;box-shadow:0 -3px 10px var(--shadow)}footer .cpright a{color:#FFF;text-decoration:none;font-size:var(-x-small);font-weight:500}footer .cpright{margin-top:1.5rem;font-size:0.9rem}ul li{list-style:none}.footer-langs{margin-bottom:1rem}.footer-lang-list{display:flex;justify-content:center;gap:1.2rem;padding:0}.footer-lang-list li{list-style:none}.footer-lang{color:#fff;text-decoration:none;*font-weight:700;transition:color 0.3s ease}.footer-lang:hover{color:#ffd6c0}.footer-lang-dropdown{position:relative;display:inline-block}#footer-lang-btn{background:#fff;color:var(--primary-dark);border:none;padding:0.6rem 1rem;border-radius:8px;font-size:0.95rem;cursor:pointer;display:flex;align-items:center;gap:0.4rem;transition:background 0.3s ease,color 0.3s ease}#footer-lang-btn:hover{background:#fbeae8}ul.footer-lang-menu{display:none;position:absolute;bottom:110%;left:0;background-color:#fff;border-radius:var(--radius);box-shadow:0 3px 10px var(--shadow);overflow-y:auto;overflow-x:hidden;min-width:180px;max-height:400px;margin:0;padding:0;list-style:none;z-index:200;scroll-behavior:smooth}.footer-lang-menu::-webkit-scrollbar,.lang-list::-webkit-scrollbar{width:8px}.footer-lang-menu::-webkit-scrollbar-thumb,.lang-list::-webkit-scrollbar-thumb{background:#e0e0e0;border-radius:4px}.footer-lang-menu::-webkit-scrollbar-thumb:hover,.lang-list::-webkit-scrollbar-thumb:hover{background:#d0d0d0}.footer-lang-menu::-webkit-scrollbar-track,.lang-list::-webkit-scrollbar-track{background:#fafafa;border-radius:4px}.footer-lang-menu{scrollbar-width:thin;scrollbar-color:#d0d0d0 #fafafa}.footer-lang-menu li,.lang-list li{border-bottom:1px solid #f2f2f2}.footer-lang-menu li:last-child{border-bottom:none}.footer-lang-menu li a{display:flex;align-items:center;gap:6px;padding:0.6rem 1rem;color:var(--text);text-decoration:none;font-size:0.95rem;transition:background 0.2s ease,color 0.2s ease}.footer-lang-menu li a:hover{background-color:#fbeae8;color:var(--primary)}.footer-lang-menu li a.active,.lang-list li a.active{background-color:#fde4e1;color:var(--primary);font-weight:600}.footer-lang-menu .lang-code{font-weight:500;text-transform:uppercase;color:var(--primary);font-size:0.85rem}.footer-lang-menu li a img{width:18px;height:12px;border-radius:2px;object-fit:cover}.footer-lang:hover .footer-lang-menu{display:block}.legal span{font-weight:500;margin-bottom:6px;font-size:0.9rem}.legal a{color:#fff;margin-left:12px;text-decoration:none;font-size:0.9rem;transition:color 0.3s}.legal a:hover{color:#fbeae8}.copy-box{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid #ddd;padding:8px 12px;border-radius:8px;max-width:100%}.copy-box label{font-size:16px;display:block;margin-bottom:6px}.copy-box input[type="text"]{flex:1;border:none;background:transparent;outline:none;font-size:16px;color:#999}.copy-box input[type="button"]{background:var(--primary);color:#fff;border:none;padding:10px 16px;border-radius:8px;cursor:pointer;font-size:14px;transition:all 0.3s ease}.copy-box input[type="button"]:hover{background:#CC0000;transform:translateY(-1px)}.share-box{*background:#f0f4ff;border-radius:12px;padding:16px;margin-top:20px;text-align:center;box-shadow:0 2px 8px rgba(0,0,0,0.05)}.share-box-title{display:block;font-size:16px;margin-bottom:12px;color:#333}.share-box-content{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}.share-box .share-btn{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;text-decoration:none;color:white;font-size:18px;transition:transform 0.2s ease,opacity 0.3s}.share-box .share-btn:hover{transform:scale(1.1);opacity:0.85}.share-btn.facebook{background:#1877F2}.share-btn.twitter{background:#000000}.share-btn.reddit{background:#FF4500}.share-btn.whatsapp{background:#25D366}.share-btn.linkedin{background:#0077B5}.share-btn.email{background:#555}.icon-fb{background-image:url('../images/facebook.svg')}.icon-tw{background-image:url('../images/x.svg')}.icon-zalo{background-image:url('../images/zalo.svg')}.icon-li{background-image:url('../images/linkedin.svg')}.icon-tg{background-image:url('../images/telegram.svg')}.faq-box{margin:auto;background:#fff;border-radius:10px;box-shadow:0 4px 12px rgba(0,0,0,0.1);overflow:hidden}.faq-item{overflow:hidden;border-bottom:1px solid #eee}.faq-question{padding:15px 20px;cursor:pointer;position:relative;font-weight:600}.faq-question::after{content:'+';position:absolute;right:20px}.faq-question.active::after{content:'-'}.faq-question::after,.faq-question.active::after{font-size:20px}.faq-question.active{background:#fbeae8;color:#000}.faq-answer{padding:0 20px 15px 20px;display:none;background:#fbeae8}#btn-faq{position:fixed;left:20px;width:50px;height:50px;background:rgba(255,255,255,0.7);color:#666;border:none;border-radius:50%;box-shadow:0 4px 12px rgba(0,0,0,0.1);font-size:20px;display:none;justify-content:center;align-items:center;z-index:9999;cursor:pointer}#btn-faq:hover{background-color:#0056b3;color:#fff}#popup-faq{display:none;position:fixed;z-index:10000;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:rgba(0,0,0,0.5)}.popup-faq-content{background-color:#fff;margin:10px auto;padding:10px 20px;border-radius:10px;width:94%;max-width:800px;box-shadow:0 4px 8px rgba(0,0,0,0.3)}.popup-faq-close{color:#aaa;float:right;font-size:28px;cursor:pointer}.popup-faq-close:hover{color:black}.my-swal-popup{z-index:100000 !important}#current-lang i{font-style:normal;font-weight:600;text-transform:uppercase}.app-nav-dock{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);display:flex;align-items:center;background-color:rgba(255,255,255,0.8);backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border:1px solid rgba(200,200,200,0.3);border-radius:20px;padding:6px 8px;z-index:1001;box-shadow:0 4px 24px rgba(0,0,0,0.1);transition:.3s;width:220px;gap:1px}.nav-dock-item{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:8px 14px;cursor:pointer;border-radius:14px;color:#6c757d;transition:all 0.2s ease;font-size:13px;min-width:52px;flex-grow:1}.nav-dock-item:hover,.nav-dock-item.active{background:rgba(255,240,240,0.5);color:var(--primary-dark)}.nav-dock-item span.fas{font-size:18px}.nav-dock-item-label{font-size:12px;margin-top:3px}@media (max-width:600px){.nav-dock-item-label{*display:none}.nav-dock-item{padding:10px;min-width:auto}}body.dark-mode .app-nav-dock{background-color:rgba(20,20,20,0.8);border:1px solid rgba(255,255,255,0.1);box-shadow:0 4px 24px rgba(0,0,0,0.6)}body.dark-mode .nav-dock-item{color:#aaa}body.dark-mode .nav-dock-item:hover,body.dark-mode .nav-dock-item.active{background:rgba(0,123,255,0.15);color:#4da8ff}@media (max-width:460px){#current-lang label{display:none}.logo-text a{font-size:22px}}@media (max-width:768px){header{padding:1.2rem 10px}.container{margin:0 20px 2rem 20px;padding:20px 0}.logo-text{font-size:22px}h1{font-size:2rem;position:relative;left:0;z-index:1;top:0}.hero h2{font-size:1.8rem}section h3{font-size:1.6rem}.header-right{gap:10px}#current-lang{overflow:hidden;max-width:50px;display:inline-block;line-height:22px}.lang-btn{font-size:14px}.theme-btn{width:36px;height:36px}.pomodoro-box{padding:18px;margin:20px 0}.pomodoro-box .pmd-timer{font-size:60px}.pomodoro-box .timer-display{margin:0}.lang-btn{padding:5px}.copy-box label{display:none}.share-box{padding:10px 3px}.share-box-content{gap:8px}.footer-lang-list{display:block}.footer-lang-list li{margin-right:10px;display:inline-block}.footer-right{text-align:center}}body.dark{background:#121212;color:#eee}body.dark .pomodoro-box .tasks{background:#111;border:1px solid #444}body.dark header{background:#1c1c1c;box-shadow:0 2px 8px rgba(255,255,255,0.05)}body.dark h1,body.dark h2,body.dark h3,body.dark h4{color:#ffcab3}body.dark p,body.dark .footer-lang-menu li{color:#999}body.dark .hero{background:linear-gradient(135deg,#1e1e1e,#2a2a2a);color:#eee}body.dark .pomodoro-box .task{background:#333}body.dark .pomodoro-box 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.footer-lang-menu{background:#1e1e1e;color:#eee;border:1px solid #333}body.dark .footer-lang-menu li,body.dark .lang-list li{border:1px solid #333}body.dark .lang-list li a,body.dark .footer-lang-menu li a{color:#CCC}body.dark .footer-lang-menu li:hover{background:#2b2b2b}body.dark .copy-box,body.dark .copy-box input[type="text"]{background:#999;color:#FFF}body.dark .copy-box input[type="button"]{background:#222}#btn-scroll-top{position:fixed;right:30px;bottom:200px;z-index:999;width:48px;height:48px;border:none;outline:none;border-radius:50%;cursor:pointer;background:var(--primary,#3098ff);color:#fff;box-shadow:0 4px 12px rgba(0,0,0,0.2);font-size:20px;transition:background 0.3s ease,color 0.3s ease,box-shadow 0.3s ease,opacity 0.3s ease,transform 0.3s ease;opacity:0;transform:scale(0.8) rotate(-20deg);pointer-events:none}#btn-scroll-top.show{opacity:1;transform:scale(1) rotate(0deg);pointer-events:auto}#btn-scroll-top:hover{background:#CC0000;transform:scale(1.05);box-shadow:0 6px 16px rgba(0,0,0,0.25)}body.dark{#btn-scroll-top{background:rgba(255,255,255,0.1);color:#fff;box-shadow:0 4px 10px rgba(255,255,255,0.1)}#btn-scroll-top:hover{background:rgba(255,255,255,0.2);box-shadow:0 6px 14px rgba(255,255,255,0.15)}}#btn-faq,#btn-scroll-top{bottom:200px}#bookmark-popup{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:white;border-radius:10px;box-shadow:0 4px 20px rgba(0,0,0,0.2);padding:20px 30px;max-width:320px;z-index:9999;animation:fadeIn 0.25s ease-in-out}#bookmark-popup p{font-size:15px;margin-bottom:10px}#bookmark-popup button{margin-top:10px;background:#eee;border:none;padding:8px 16px;border-radius:6px;cursor:pointer}@keyframes fadeIn{from{opacity:0;transform:translate(-50%,-60%)}to{opacity:1;transform:translate(-50%,-50%)}}