:root{color-scheme:dark;--bg:#09131e;--panel:#0d1a28;--ink:#e6edf2;--muted:#8098ac;--accent:#78d9ed;--line:#ffffff12}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font:13px/1.65 Inter,'PingFang SC','Microsoft YaHei',sans-serif}button,input,select{font:inherit}button,a,input,select{outline-offset:5px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent)}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}h1,h2,h3,p{margin:0}button:disabled{opacity:.4;cursor:not-allowed}.sp-app{height:100dvh;min-height:620px;display:flex;flex-direction:column}.sp-header{height:78px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;border-bottom:1px solid var(--line);background:#0a1521;gap:16px}.sp-brand{display:flex;align-items:center;gap:13px;font-size:14px;letter-spacing:1px}.sp-brand b{display:grid;place-items:center;width:36px;height:36px;border:1px solid #78d9ed50;border-radius:10px;color:var(--accent);font-size:22px;background:linear-gradient(130deg,#78d9ed13,#78d9ed03)}.sp-header small{color:var(--muted);font-size:10px;letter-spacing:2px}.sp-back{font-size:11px;color:#a6b9c9;border:1px solid var(--line);padding:8px 14px;border-radius:7px}.sp-back:hover{border-color:var(--accent);color:white}.sp-title{padding:22px 32px 20px;display:flex;justify-content:space-between;align-items:center;gap:16px}.sp-title h1{font-weight:500;font-size:27px;letter-spacing:-.8px}.sp-title p{color:var(--muted);font-size:11px;margin-top:5px}.sp-chip{font-size:10px;color:#a6bac9;border:1px solid #8da9c42a;border-radius:5px;padding:5px 9px;white-space:nowrap}.sp-main{display:grid;grid-template-columns:minmax(0,1fr) 340px;min-height:0;flex:1;border-top:1px solid var(--line)}.sp-visual{position:relative;display:flex;flex-direction:column;min-width:0;background:radial-gradient(ellipse at 50% 60%,#16334a55,transparent 70%)}.sp-scene{position:relative;min-height:300px;flex:1;overflow:hidden}.sp-scene canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}.sp-toolbar{position:absolute;top:18px;left:28px;display:flex;gap:7px;z-index:2;flex-wrap:wrap}.sp-button{padding:8px 12px;border:1px solid #8ba7bd2a;border-radius:6px;background:#102130cc;backdrop-filter:blur(12px);font-size:10px;color:#b3c6d5}.sp-button:hover,.sp-button[aria-pressed=true]{border-color:var(--accent);color:var(--accent);background:#143040}.sp-coordinates{position:absolute;bottom:20px;left:28px;font:9px/1.8 ui-monospace,monospace;color:#57758d;pointer-events:none}.sp-loading{position:absolute;inset:40% 20px auto;text-align:center;color:#9ac8db}.sp-side{background:linear-gradient(180deg,#0f1f2e,#0b1622);border-left:1px solid var(--line);overflow:auto;padding:26px}.sp-eyebrow{font-size:9px;color:var(--accent);letter-spacing:2px;font-weight:500}.sp-side h2{font-size:20px;font-weight:500;line-height:1.4;margin:14px 0}.sp-number{font-size:54px;font-weight:400;letter-spacing:-2px;line-height:1.1;margin:20px 0 7px;color:#f0f7fb}.sp-number small{font-size:11px;letter-spacing:0;color:var(--muted);margin-left:8px}.sp-description{color:#9db1c1;font-size:12px;line-height:1.95;margin:18px 0}.sp-facts{padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;gap:12px}.sp-facts div{display:flex;justify-content:space-between;gap:12px;font-size:11px}.sp-facts dt{color:#7893a8}.sp-facts dd{margin:0;text-align:right;color:#bfd0db}.sp-citation{padding:13px;background:#152938;border-left:2px solid var(--accent);color:#94b2c4;font-size:10px;margin-top:20px;line-height:1.85}.sp-primary{display:block;width:100%;text-align:center;color:#0a1a27;background:var(--accent);border:0;padding:11px;border-radius:7px;font-size:11px;font-weight:650;margin-top:20px}.sp-timeline{display:grid;grid-template-columns:repeat(3,1fr);padding:0 25px 18px;gap:10px}.sp-step{background:#12233166;border:1px solid #8ba7bd1d;border-radius:8px;text-align:left;padding:13px 16px;color:#718ea4;font-size:11px;position:relative}.sp-step small{display:block;font:9px ui-monospace,monospace;letter-spacing:1px;margin-bottom:4px}.sp-step[aria-pressed=true]{color:#d5e7f0;background:#1a344680;border-color:#78d9ed55;box-shadow:inset 0 2px var(--accent)}.sp-controls{padding:16px 28px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:10px;color:#91aabd;flex-wrap:wrap}.sp-controls label{display:flex;align-items:center;gap:10px}.sp-controls input{accent-color:var(--accent);width:150px}.sp-controls output{font:11px ui-monospace,monospace;width:35px}.sp-foot{padding:9px 32px;display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);color:#5f7b91;font-size:9px}.sp-annotation{position:absolute;pointer-events:none;padding:7px 11px;border:1px solid #78d9ed55;color:#b9e4f0;background:#0b1e2fe8;border-radius:6px;font-size:10px;max-width:170px;transform:translate(-50%,-130%);z-index:1}.sp-annotation:after{content:'';position:absolute;width:5px;height:5px;background:var(--accent);border-radius:50%;left:50%;bottom:-9px;box-shadow:0 0 12px var(--accent)}.sp-extra{margin-top:18px;font-size:11px;color:#94aab9}.sp-extra label{display:block;margin:12px 0}.sp-extra input[type=range]{width:100%;accent-color:var(--accent)}.sp-extra select{background:#0e2232;border:1px solid #30475a;color:#bad0de;border-radius:6px;padding:7px;max-width:100%}.sp-evaluation{border:1px solid #476d78;padding:10px;border-radius:6px;font-size:11px;color:var(--accent);margin-top:12px}.sp-evaluation[data-pass=false]{border-color:#875d54;color:#f0a18c}.sp-empty{padding:35px;font-size:14px}.sp-empty a{color:var(--accent)}
@media(min-width:1700px){.sp-main{grid-template-columns:minmax(0,1fr) 390px}.sp-side{padding:34px}.sp-title h1{font-size:32px}}
@media(max-width:1050px){.sp-main{grid-template-columns:minmax(0,1fr) 290px}.sp-side{padding:20px}.sp-title h1{font-size:22px}.sp-timeline{padding:0 14px 14px;gap:6px}.sp-step{padding:11px 9px;font-size:10px}.sp-toolbar{left:16px}.sp-number{font-size:43px}}
@media(max-width:720px){.sp-app{height:auto;min-height:100dvh}.sp-header{height:65px;padding:0 17px}.sp-header small{display:none}.sp-title{padding:18px;align-items:start}.sp-title h1{font-size:21px}.sp-title>.sp-chip{display:none}.sp-main{display:flex;flex-direction:column}.sp-scene{height:470px;flex:none}.sp-side{border-left:0;border-top:1px solid var(--line)}.sp-controls{padding:12px 18px}.sp-controls input{width:115px}.sp-foot{padding:10px 18px;flex-wrap:wrap}.sp-coordinates{font-size:8px;left:17px;bottom:12px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important}}