:root{--foreground:#171717;--background:#f8f9fa;--primary:#3b82f6;--primary-gradient:linear-gradient(135deg,#3b82f6,#8b5cf6);--card-bg:#fff;--text-secondary:#6b7280;--shadow:0 4px 20px #00000014;--shadow-lg:0 8px 32px #0000001f}@media (prefers-color-scheme:dark){:root{--foreground:#ededed;--background:#0f0f0f;--card-bg:#1a1a1a;--text-secondary:#9ca3af;--shadow:0 4px 20px #0000004d;--shadow-lg:0 8px 32px #0006}}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html,body{width:100%;height:100%;color:var(--foreground);background:var(--background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;overflow-x:hidden}body{-webkit-user-select:none;user-select:none;touch-action:pan-y}.container{flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;padding:20px;display:flex}.loading{text-align:center}.loading-spinner{border:3px solid #3b82f626;border-top-color:var(--primary);border-radius:50%;width:44px;height:44px;animation:.8s ease-in-out infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:var(--text-secondary);margin-top:16px;font-size:15px;font-weight:500}.error{text-align:center;padding:40px}.error-title{color:#ef4444;margin-bottom:8px;font-size:22px;font-weight:600}.error-message{color:var(--text-secondary);font-size:15px}.scan-page{background:var(--background);width:100%;min-height:100dvh;padding:0;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);flex-direction:column;align-items:center;display:flex}.scan-content{flex-direction:column;align-items:center;width:100%;max-width:100%;display:flex}.image-wrapper{background:var(--card-bg);justify-content:center;align-items:flex-start;width:100%;display:flex}.image-link{width:100%;text-decoration:none;display:block}.scan-image{object-fit:contain;opacity:1;width:100%;height:auto;transition:opacity .3s;display:block}.scan-image:not([src]){opacity:0}.content-section{width:100%;padding:20px 16px;padding-bottom:calc(20px + env(safe-area-inset-bottom));background:var(--card-bg);border-top:1px solid #0000000d}@media (prefers-color-scheme:dark){.content-section{border-top-color:#ffffff14}}.content-text{color:var(--foreground);word-break:break-word;white-space:pre-wrap;font-size:15px;line-height:1.7}.redirect-message{text-align:center;background:var(--card-bg);box-shadow:var(--shadow);border-radius:16px;padding:40px 20px}.redirect-message h2{color:var(--foreground);margin-bottom:12px;font-size:20px;font-weight:600}.redirect-message p{color:var(--text-secondary);font-size:14px}.redirect-message a{color:var(--primary);font-weight:500;text-decoration:none}.redirect-message a:active{opacity:.7}.manual-link{background:var(--primary-gradient);color:#fff;border-radius:12px;margin-top:20px;padding:14px 36px;font-size:15px;font-weight:600;text-decoration:none;transition:transform .15s,box-shadow .15s;display:inline-block;box-shadow:0 4px 12px #3b82f64d}.manual-link:active{transform:scale(.98)}.countdown-banner{background:var(--primary-gradient);color:#fff;border-radius:8px;margin-bottom:16px;padding:12px 24px;font-size:14px;font-weight:500;animation:1.5s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.85}}.image-container a{transition:transform .2s;display:block}.image-container a:active{transform:scale(.99)}.image-container a img{cursor:pointer}.image-container{text-align:center;width:100%;max-width:600px}.image-container img{max-width:100%;height:auto;box-shadow:var(--shadow);border-radius:8px}.image-title{margin-top:16px;font-size:18px;font-weight:500}.image-content{color:var(--text-secondary);margin-top:8px;font-size:14px;line-height:1.6}.wechat-notice{text-align:center;background:var(--card-bg);box-shadow:var(--shadow-lg);border-radius:20px;width:100%;max-width:360px;padding:40px 24px}.wechat-icon{justify-content:center;align-items:center;margin-bottom:20px;display:flex}.wechat-icon svg{filter:drop-shadow(0 4px 12px #07c1604d)}.wechat-title{color:var(--foreground);margin-bottom:8px;font-size:22px;font-weight:600}.wechat-message{color:var(--text-secondary);margin-bottom:24px;font-size:15px}.wechat-steps{text-align:left;background:#07c16014;border:1px solid #07c16026;border-radius:12px;padding:16px 20px}.wechat-steps p{color:#07c160;margin-bottom:12px;font-size:14px;font-weight:600}.wechat-steps ol{counter-reset:step-counter;margin:0;padding:0;list-style:none}.wechat-steps li{color:var(--text-secondary);counter-increment:step-counter;margin-bottom:8px;padding-left:28px;font-size:14px;line-height:1.5;position:relative}.wechat-steps li:last-child{margin-bottom:0}.wechat-steps li:before{content:counter(step-counter);color:#fff;background:linear-gradient(135deg,#07c160,#06a855);border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:12px;font-weight:600;display:flex;position:absolute;left:0}@media (prefers-color-scheme:dark){.wechat-steps{background:#07c1601f;border-color:#07c16033}}.error-notice-simple{text-align:center;background:var(--card-bg);box-shadow:var(--shadow);border-radius:16px;width:100%;max-width:320px;padding:32px 24px}.error-notice-text{color:var(--foreground);margin:0;font-size:16px;font-weight:500;line-height:1.6}@media (prefers-color-scheme:dark){.error-notice-simple{background:var(--card-bg)}.error-notice-text{color:#f3f4f6}}@media (max-width:480px){.error-notice-simple{border-radius:12px;margin:16px;padding:28px 20px}.error-notice-text{font-size:15px}}