:root{color-scheme:dark;--bg:#101513;--panel:#19211d;--text:#eaf0e9;--muted:#b0bdb3;--line:#354139;--green:#bfe7ad}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 Inter,"Microsoft YaHei","PingFang SC",Arial,sans-serif}a{color:inherit;text-decoration:none}button,select,input{font:inherit}button,select{cursor:pointer}img{display:block;max-width:100%}button,a,input,select{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--green);outline-offset:5px}a:hover{color:var(--green)}.skip{position:absolute;left:16px;top:-100px;background:var(--green);color:#101513;padding:10px 18px;z-index:5}.skip:focus{top:12px}.site-nav{max-width:1440px;margin:auto;padding:22px 40px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;gap:11px;align-items:center}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:6px;background:var(--green);color:#101513;font-weight:800}.brand strong,.brand small{display:block}.brand strong{font-size:15px;line-height:1.3}.brand small{font-size:11px;color:var(--muted)}nav{display:flex;gap:28px;font-size:14px}main{max-width:1360px;margin:auto;padding:28px 40px 0}.back{font-size:13px;color:var(--muted)}.intro{display:grid;grid-template-columns:0.85fr 1.15fr;gap:50px;align-items:center;padding:50px 0 64px}.eyebrow{font-size:11px;letter-spacing:2.5px;color:var(--green);margin:0 0 12px}h1{font-size:clamp(38px,4.3vw,64px);font-weight:600;line-height:1.23;letter-spacing:-2px;margin:14px 0 24px}h1 span{color:#a5b9aa}.lead{font-size:19px;line-height:1.8}.summary{color:var(--muted);font-size:14px;max-width:440px}.meta{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0}.meta span{font-size:11px;border:1px solid var(--line);padding:4px 10px;border-radius:3px}.button{display:inline-flex;align-items:center;gap:28px;padding:12px 18px;border-radius:5px;font-size:14px}.primary{background:var(--green);color:#142016}.primary:hover{background:#d7edce;color:#142016}.intro-image{margin:0;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:#161d18}.intro-image img{width:100%;height:auto}.intro-image figcaption{display:flex;justify-content:space-between;padding:13px 18px;color:var(--muted);font-size:10px;letter-spacing:1px}.gallery,.comparison,.reading{border-top:1px solid var(--line);padding:42px 0}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:18px}h2{font-size:27px;font-weight:500;line-height:1.4;margin:0}.hint{color:var(--muted);font-size:13px;margin:0 0 24px}.modes{display:flex;gap:4px;background:#1b231e;padding:4px;border:1px solid var(--line);border-radius:6px}.modes button{border:0;background:none;color:var(--muted);padding:8px 22px;border-radius:3px;font-size:13px}.modes button[aria-pressed=true]{color:#122018;background:var(--green)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card{display:block;width:100%;padding:0;text-align:left;color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:6px;overflow:hidden}.card:hover,.card[aria-pressed=true]{border-color:var(--green)}.card img{width:100%;height:auto;aspect-ratio:1.6;object-fit:cover}.caption{padding:18px}.caption-top{display:flex;justify-content:space-between;align-items:center;gap:8px}.caption h3{font-size:17px;font-weight:500;margin:0}.num{color:#99b39f;margin-right:9px}.tag{font-size:10px;color:var(--green);white-space:nowrap}.caption p{font-size:12px;line-height:1.8;color:var(--muted);margin:9px 0 0}.text-link{font-size:13px;color:var(--green)}.compare-toolbar{display:flex;gap:12px;align-items:center;margin:24px 0 16px;font-size:13px}.compare-toolbar label{color:var(--muted)}select{max-width:100%;padding:10px 34px 10px 12px;border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:5px}.compare-toolbar p{margin:0 0 0 auto;color:var(--muted)}.compare{position:relative;aspect-ratio:1.6;background:#080c09;overflow:hidden;border:1px solid var(--line);border-radius:6px;touch-action:pan-y;user-select:none;cursor:ew-resize}.compare img{width:100%;height:100%;position:absolute;inset:0;object-fit:contain;pointer-events:none}.front{clip-path:inset(0 50% 0 0)}.line{position:absolute;top:0;bottom:0;left:50%;width:2px;background:#e1edde;pointer-events:none}.line span{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:#dcebd7;color:#142016;font-size:21px}.image-label{position:absolute;top:16px;padding:6px 12px;background:#111a15db;border:1px solid #627363;border-radius:4px;font-size:12px;pointer-events:none}.left{left:16px}.right{right:16px}.slider-label{display:block;margin-top:16px;font-size:12px;color:var(--muted)}input[type=range]{width:100%;height:28px;margin:8px 0;accent-color:var(--green);cursor:ew-resize}.compare-note{border-left:2px solid var(--green);padding:2px 0 2px 20px;margin:16px 0 0}.compare-note h3{font-size:17px;font-weight:500;margin:0}.compare-note p{font-size:14px;margin:8px 0;color:var(--muted)}.compare-note .parameters{font-size:12px;color:#9fbcaa}.reading-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin-top:30px}.reading-grid article>span{font-size:10px;letter-spacing:1px;color:#9cb7a4}.reading-grid h3{font-size:19px;font-weight:500;margin:12px 0}.reading-grid p,.capture-note{font-size:13px;color:var(--muted)}.capture-note{border-top:1px solid var(--line);padding-top:24px;margin-top:30px}footer{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding:26px 0;color:var(--muted);font-size:12px}.no-script{text-align:center;padding:16px;color:var(--muted)}
@media(min-width:1500px){.intro{padding-top:64px;padding-bottom:76px}}
@media(max-width:960px){.intro{gap:30px;grid-template-columns:1fr 1fr}h1{font-size:40px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.reading-grid{gap:20px}.caption{padding:15px}}
@media(max-width:640px){.site-nav{padding:18px 20px}nav{gap:18px;font-size:13px}.brand-mark{width:36px;height:36px}.brand small{font-size:10px}main{padding:22px 20px 0}.intro{grid-template-columns:1fr;padding:32px 0 40px;gap:30px}h1{font-size:44px}.lead{font-size:17px}.summary{max-width:none}.section-head{align-items:flex-start;flex-wrap:wrap;gap:16px}h2{font-size:23px}.gallery,.comparison,.reading{padding:30px 0}.modes{width:100%}.modes button{flex:1;padding:9px}.grid{grid-template-columns:1fr;gap:18px}.caption p{font-size:13px}.compare-toolbar{flex-wrap:wrap;gap:8px}.compare-toolbar p{width:100%;margin:0;font-size:12px}.image-label{font-size:10px;top:8px;padding:4px 7px}.left{left:8px}.right{right:8px}.line span{width:34px;height:34px}.reading-grid{grid-template-columns:1fr;gap:12px}.reading-grid article{border-bottom:1px solid var(--line);padding:10px 0}.reading-grid article:last-child{border:0}footer{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}