:root{--primary-color:#4a6bff;--primary-dark:#3a56e0;--secondary-color:#ff6b6b;--text-color:#333;--text-light:#666;--bg-color:#f8f9ff;--card-bg:#ffffff;--border-color:#e1e5ff;--success-color:#10b981;--shadow:0 10px 30px rgba(74, 107, 255, 0.1);--shadow-hover:0 15px 40px rgba(74, 107, 255, 0.2);--radius:16px;--safe-area-top:env(safe-area-inset-top);--safe-area-bottom:env(safe-area-inset-bottom)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{font-size:16px;height:100%;scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,segoe ui,pingfang sc,microsoft yahei,sans-serif;background:linear-gradient(135deg,#f5f7ff 0%,#eef1ff 100%);color:var(--text-color);line-height:1.5;min-height:100vh;min-height:-webkit-fill-available;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:0;margin:0;overflow-x:hidden;position:relative;padding-top:var(--safe-area-top);padding-bottom:var(--safe-area-bottom)}@media(max-width:480px){html{font-size:14px}body{padding:10px;justify-content:flex-start;padding-top:max(10px,var(--safe-area-top));padding-bottom:max(10px,var(--safe-area-bottom))}}@media(max-width:320px){html{font-size:13px}}body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 10% 20%,rgba(74,107,255,5%) 0%,transparent 20%),radial-gradient(circle at 90% 80%,rgba(255,107,107,5%) 0%,transparent 20%);z-index:-1}.container{width:100%;max-width:1000px;margin:0 auto;padding:1rem}@media(max-width:768px){.container{padding:.5rem}}.notification-card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;animation:fadeIn .5s ease-out;width:100%;max-height:100vh;display:flex;flex-direction:column}@media(max-width:768px){.notification-card{max-height:none;min-height:calc(100vh - 20px - var(--safe-area-top) - var(--safe-area-bottom));border-radius:12px}}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.header{background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:#fff;padding:2rem 1.5rem;text-align:center;position:relative;overflow:hidden;flex-shrink:0}@media(max-width:768px){.header{padding:1.5rem 1rem}}.header::after{content:'';position:absolute;bottom:-20px;left:0;width:100%;height:40px;background:var(--card-bg);border-radius:50% 50% 0 0}.logo{font-size:clamp(1.8rem,5vw,2.8rem);font-weight:800;margin-bottom:.5rem;display:flex;align-items:center;justify-content:center;gap:clamp(.8rem,2vw,1.5rem);flex-wrap:wrap}.logo-icon{background:rgba(255,255,255,.2);width:clamp(3.5rem,8vw,4rem);height:clamp(3.5rem,8vw,4rem);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:clamp(1.5rem,4vw,1.8rem);backdrop-filter:blur(10px);flex-shrink:0}.subtitle{font-size:clamp(.9rem,2.5vw,1.2rem);opacity:.9;font-weight:300;margin-top:.5rem}.content{padding:clamp(1.5rem,3vw,2.5rem);flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column}@media(max-width:768px){.content{padding:1.5rem 1rem;overflow-y:visible;max-height:none}}.announcement{text-align:center;margin-bottom:clamp(1.5rem,3vw,2.5rem)}.announcement h1{font-size:clamp(1.5rem,4vw,2.2rem);margin-bottom:clamp(.8rem,2vw,1.2rem);color:var(--primary-color);line-height:1.3}.announcement p{font-size:clamp(.95rem,2.5vw,1.1rem);color:var(--text-light);margin-bottom:clamp(.5rem,1.5vw,.8rem);line-height:1.6}.new-domain-section{background:linear-gradient(135deg,#f0f3ff,#f8f9ff);border-radius:var(--radius);padding:clamp(1.5rem,3vw,2rem);margin:clamp(1rem,2vw,1.5rem)0;border:2px dashed var(--border-color);text-align:center;position:relative;z-index:1}.domain-label{font-size:clamp(.95rem,2.5vw,1.1rem);color:var(--text-light);margin-bottom:clamp(.8rem,2vw,1rem);display:block}.new-domain{display:inline-block;background:var(--primary-color);color:#fff;font-size:clamp(1.3rem,4vw,2rem);font-weight:700;padding:clamp(.8rem,2vw,1.2rem)clamp(1.5rem,4vw,2.5rem);border-radius:12px;margin:clamp(.5rem,1.5vw,.8rem)0;text-decoration:none;transition:all .3s ease;box-shadow:0 6px 20px rgba(74,107,255,.3);letter-spacing:.5px;position:relative;overflow:hidden;width:100%;max-width:500px;word-break:break-all}@media(max-width:480px){.new-domain{font-size:1.2rem;padding:.9rem 1.2rem}}.new-domain:hover{background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 10px 25px rgba(74,107,255,.4)}.new-domain::after{content:'🚀';position:absolute;right:clamp(1rem,2vw,1.5rem);top:50%;transform:translateY(-50%);font-size:clamp(1.2rem,3vw,1.5rem)}.copy-section{margin:clamp(1.5rem,3vw,2.5rem)0}.copy-title{font-size:clamp(1.1rem,2.8vw,1.3rem);margin-bottom:clamp(.8rem,2vw,1.2rem);text-align:center;color:var(--text-color);display:flex;align-items:center;justify-content:center;gap:clamp(.5rem,1.5vw,.8rem)}.copy-container{display:flex;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 5px 15px rgba(0,0,0,5%);border:1px solid var(--border-color);max-width:100%;margin:0 auto}@media(max-width:480px){.copy-container{flex-direction:column}}.url-input{flex:1;padding:clamp(.9rem,2vw,1.2rem)clamp(1rem,2.5vw,1.5rem);border:none;font-size:clamp(.95rem,2.5vw,1.1rem);font-family:courier new,monospace;color:var(--text-color);background:#fafbff;width:100%;min-width:0}.copy-btn{background:var(--primary-color);color:#fff;border:none;padding:0 clamp(1.5rem,3vw,2rem);font-weight:600;font-size:clamp(.95rem,2.5vw,1.1rem);cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:clamp(.5rem,1.5vw,.8rem);white-space:nowrap;min-height:50px}@media(max-width:480px){.copy-btn{width:100%;justify-content:center;padding:.9rem}}.copy-btn:hover{background:var(--primary-dark)}.copy-btn.copied{background:var(--success-color)}.tip{text-align:center;margin-top:clamp(.5rem,1.5vw,.8rem);color:var(--text-light);font-size:clamp(.85rem,2.2vw,.95rem);display:flex;align-items:center;justify-content:center;gap:clamp(.4rem,1.2vw,.6rem);flex-wrap:wrap}.countdown-box{background:linear-gradient(135deg,#2d3748,#4a5568);color:#fff;border-radius:var(--radius);padding:clamp(1.5rem,3vw,2rem);text-align:center;margin:clamp(1.5rem,3vw,2.5rem)0;position:relative;overflow:hidden;order:-1}@media(min-width:769px){.countdown-box{order:0}}.countdown-box::before{content:'';position:absolute;top:0;left:0;width:100%;height:5px;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color))}.countdown-title{font-size:clamp(1.1rem,2.8vw,1.3rem);margin-bottom:clamp(.8rem,2vw,1.2rem);color:#cbd5e0}.countdown{font-size:clamp(2.5rem,8vw,4rem);font-weight:800;font-family:courier new,monospace;margin:clamp(.8rem,2vw,1.2rem)0;text-shadow:0 0 20px rgba(255,255,255,.2);background:linear-gradient(45deg,#fff,#cbd5e0);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:2px;line-height:1.2}@media(max-width:480px){.countdown{font-size:3rem}}.countdown.pulse{animation:countdown-pulse .6s ease-in-out infinite alternate}@keyframes countdown-pulse{from{transform:scale(1);text-shadow:0 0 20px rgba(255,255,255,.2)}to{transform:scale(1.06);text-shadow:0 0 28px rgba(255,255,255,.35)}}.countdown-unit{font-size:clamp(.9rem,2.5vw,1rem);color:#a0aec0;margin-top:.5rem}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:clamp(1rem,2vw,1.5rem);margin:clamp(1.5rem,3vw,2.5rem)0}@media(max-width:480px){.features{grid-template-columns:1fr 1fr;gap:1rem}}.feature{background:#f8f9ff;border-radius:12px;padding:clamp(1.2rem,2.5vw,1.5rem);text-align:center;border:1px solid #eef2ff;transition:transform .3s ease}@media(max-width:480px){.feature{padding:1rem}}.feature:hover{transform:translateY(-5px)}.feature-icon{font-size:clamp(1.8rem,4vw,2.5rem);margin-bottom:clamp(.8rem,2vw,1rem);color:var(--primary-color);display:inline-block;width:clamp(3.5rem,8vw,4.5rem);height:clamp(3.5rem,8vw,4.5rem);line-height:clamp(3.5rem,8vw,4.5rem);background:rgba(74,107,255,.1);border-radius:50%}@media(max-width:480px){.feature-icon{width:3rem;height:3rem;line-height:3rem;font-size:1.5rem}}.feature-title{font-weight:700;margin-bottom:clamp(.4rem,1vw,.6rem);color:var(--text-color);font-size:clamp(.95rem,2.5vw,1.1rem)}.feature-desc{font-size:clamp(.8rem,2.2vw,.9rem);color:var(--text-light);line-height:1.4}.actions{display:flex;gap:clamp(1rem,2vw,1.5rem);justify-content:center;margin-top:clamp(1.5rem,3vw,2.5rem);flex-wrap:wrap}@media(max-width:480px){.actions{flex-direction:column;gap:1rem}}.btn{padding:clamp(.9rem,2vw,1.2rem)clamp(1.5rem,3vw,2.5rem);border-radius:12px;font-weight:600;font-size:clamp(.95rem,2.5vw,1.1rem);cursor:pointer;transition:all .3s ease;border:none;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:clamp(.5rem,1.5vw,.8rem);flex:1;min-width:min-content;min-height:50px}@media(max-width:480px){.btn{width:100%;padding:1rem}}.btn-primary{background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:#fff;box-shadow:0 6px 20px rgba(74,107,255,.3)}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 25px rgba(74,107,255,.4)}.btn-secondary{background:#f1f5f9;color:#475569;border:2px solid #e2e8f0}.btn-secondary:hover{background:#e2e8f0;transform:translateY(-3px)}.status-message{padding:clamp(.8rem,2vw,1rem)clamp(1.2rem,2.5vw,1.5rem);border-radius:10px;font-weight:500;text-align:center;margin:clamp(.8rem,2vw,1.2rem)auto;max-width:100%;display:none;animation:fadeIn .3s ease-out;font-size:clamp(.9rem,2.5vw,1rem)}.status-success{background:#d1fae5;color:#065f46;border-left:5px solid var(--success-color)}.status-error{background:#fee2e2;color:#991b1b;border-left:5px solid #ef4444}.footer{margin-top:auto;padding-top:clamp(1.5rem,3vw,2rem);border-top:1px solid var(--border-color);text-align:center;color:var(--text-light);font-size:clamp(.8rem,2.2vw,.9rem)}.footer-links{display:flex;justify-content:center;gap:clamp(1rem,2vw,1.5rem);margin-top:clamp(.8rem,2vw,1.2rem);flex-wrap:wrap}.footer-link{color:var(--primary-color);text-decoration:none;transition:color .2s ease;font-size:clamp(.85rem,2.2vw,.9rem)}.footer-link:hover{color:var(--primary-dark);text-decoration:underline}.progress-bar{height:5px;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));border-radius:0 0 5px 5px;position:absolute;bottom:0;left:0;width:100%;transform-origin:left;animation:progress 10s linear forwards}@keyframes progress{from{transform:scaleX(1)}to{transform:scaleX(0)}}@media(max-width:768px){.content::-webkit-scrollbar{display:none}.content{-ms-overflow-style:none;scrollbar-width:none}.mobile-layout{display:flex;flex-direction:column}.countdown-box{margin-top:0;margin-bottom:1.5rem}.url-input:focus{font-size:16px}}@supports(padding:max(0px)){body{padding-top:max(10px,var(--safe-area-top));padding-bottom:max(10px,var(--safe-area-bottom))}}@media(prefers-color-scheme:dark){:root{--text-color:#f0f0f0;--text-light:#b0b0b0;--bg-color:#1a1a2e;--card-bg:#16213e;--border-color:#2d3748}body{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%)}.new-domain-section{background:linear-gradient(135deg,#1e293b,#2d3748)}.feature{background:#1e293b;border-color:#2d3748}.copy-container{background:#1e293b;border-color:#2d3748}.url-input{background:#1a202c;color:#f0f0f0}.btn-secondary{background:#2d3748;color:#e2e8f0;border-color:#4a5568}.btn-secondary:hover{background:#4a5568}}