:root{color-scheme:dark;font-family:SF Pro Display,PingFang SC,Hiragino Sans GB,Microsoft YaHei,-apple-system,BlinkMacSystemFont,sans-serif;color:#fff;background:#0b1120}*{box-sizing:border-box}body{min-height:100vh;margin:0;display:flex;align-items:center;justify-content:center;padding:1.5rem;overflow:hidden;background:linear-gradient(145deg,#0b1120,#1a2639)}body:before,body:after{content:"";position:fixed;pointer-events:none;z-index:0;border-radius:50%}body:before{top:-30%;left:-20%;width:80%;height:80%;background:radial-gradient(circle,rgba(88,130,255,.15) 0%,transparent 70%)}body:after{right:-10%;bottom:-20%;width:70%;height:70%;background:radial-gradient(circle,rgba(236,72,153,.12) 0%,transparent 70%)}.station-card{position:relative;z-index:2;width:100%;max-width:600px;padding:2.8rem 2.2rem 3.2rem;text-align:center;-webkit-user-select:none;user-select:none;border:1px solid rgba(255,255,255,.03);border-radius:48px;background:#ffffff0f;box-shadow:0 30px 60px #00000080,0 0 0 1px #ffffff0a inset;backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%)}.svg-defs{position:absolute;width:0;height:0}.icon-wrapper{margin-bottom:1.8rem}.icon-ring{width:100px;height:100px;margin:auto;display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,#638cff40,#ec489933);box-shadow:0 8px 24px #2673dd40,0 0 0 1px #ffffff14 inset;animation:float 3.2s ease-in-out infinite}.icon-ring svg{width:54px;height:54px}#station-title{margin:0 0 .5rem;font-size:2.2rem;font-weight:600;letter-spacing:-.02em}#station-subtitle{margin:0 0 2rem;padding-bottom:1.2rem;border-bottom:1px solid rgba(255,255,255,.04);color:#fff9;font-size:1rem;letter-spacing:.3px}.countdown-area{margin:1.2rem 0 2rem}.countdown-circle{position:relative;width:120px;height:120px;margin:auto;display:grid;place-items:center}.countdown-circle svg{width:120px;height:120px;transform:rotate(-90deg)}.countdown-track,#countdown-ring{fill:none;stroke-width:6}.countdown-track{stroke:#ffffff0f}#countdown-ring{stroke:url(#countdown-gradient);stroke-linecap:round;transition:stroke-dashoffset .35s ease;filter:drop-shadow(0 0 8px rgba(99,140,255,.4))}#countdown{position:absolute;font-size:3.8rem;font-weight:600;font-variant-numeric:tabular-nums}#countdown-label{margin:.8rem 0 0;color:#fff6;font-size:.9rem;letter-spacing:1.5px}.progress-bar-track{width:100%;height:6px;margin:1rem 0 1.8rem;overflow:hidden;border-radius:60px;background:#ffffff0f}#progress-bar{height:100%;border-radius:60px;background:linear-gradient(90deg,#638cff,#a78bfa,#ec4899);background-size:200% 100%;animation:shimmer 2s infinite linear;transition:width .35s ease}.actions{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;margin-top:.6rem}#manual-links a{min-width:120px;padding:.8rem 2rem;border:1px solid rgba(255,255,255,.1);border-radius:60px;color:#fff;text-decoration:none;background:#ffffff14;transition:background .2s ease,transform .2s ease}#manual-links a:hover{background:#ffffff26;transform:translateY(-2px)}#footnote{margin-top:2rem;color:#fff3;font-size:.75rem;letter-spacing:.5px}#dev-probe-diagnostics{margin:1.5rem auto 0;max-height:9rem;overflow:auto;padding:.75rem 1rem;text-align:left;border:1px solid rgba(126,156,255,.2);border-radius:14px;color:#ffffff8c;background:#050c2073;font:12px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace}#dev-probe-diagnostics strong{display:block;margin-bottom:.35rem;color:#9eb8ff;font:600 12px/1.4 SF Pro Display,sans-serif}.dev-probe-diagnostic-item{white-space:nowrap}@keyframes float{50%{transform:translateY(-6px)}}@keyframes shimmer{0%{background-position:0% 0}to{background-position:200% 0}}@media(max-width:480px){.station-card{padding:2rem 1.5rem 2.4rem;border-radius:32px}#station-title{font-size:1.8rem}.icon-ring{width:80px;height:80px}.icon-ring svg{width:44px;height:44px}.countdown-circle,.countdown-circle svg{width:100px;height:100px}#countdown{font-size:3rem}#manual-links a{min-width:100px;padding:.7rem 1.2rem;font-size:.9rem}}@media(max-width:380px){.station-card{padding:1.5rem 1rem 2rem}#station-title{font-size:1.5rem}.countdown-circle,.countdown-circle svg{width:80px;height:80px}#countdown{font-size:2.4rem}.icon-ring{width:64px;height:64px}.icon-ring svg{width:36px;height:36px}}@media(prefers-reduced-motion:reduce){.icon-ring,#countdown-ring,#progress-bar{animation:none;transition:none}}