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*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 "Microsoft YaHei","PingFang SC",system-ui,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}a:hover{color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:5px}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.4}h1{font-size:clamp(2rem,4.5vw,3.4rem);letter-spacing:-.04em}h2{font-size:1.65rem}h3{font-size:1.25rem}p{color:var(--muted)}[hidden]{display:none!important}.shell{width:min(1220px,calc(100% - 64px));margin:auto}.ambient{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}.aurora{position:absolute;border-radius:50%;filter:blur(90px);opacity:.22;will-change:transform}.a1{width:750px;height:550px;top:-220px;right:-170px;background:radial-gradient(ellipse,#247cc9,transparent 68%);animation:drift 22s ease-in-out infinite 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@media print{header,.ambient,.article-aside,.motion-toggle,footer{display:none}body{background:#fff;color:#111}p,.prose p{color:#222}.shell{width:100%}.article-layout{display:block}}
/* Blue-violet light currents, luminous horizon and drifting particle layer. */
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.ambient{background:radial-gradient(ellipse at 75% 15%,#21144888,transparent 58%),radial-gradient(ellipse at 10% 65%,#0b285080,transparent 65%),#070a1c}
.aurora{filter:blur(48px);opacity:.85}
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.grid-bg{inset:25% -50% -65%;background-image:linear-gradient(#879dff20 1px,transparent 1px),linear-gradient(90deg,#8f98ff20 1px,transparent 1px);background-size:72px 72px;transform:perspective(550px) rotateX(58deg);transform-origin:center top;mask-image:linear-gradient(transparent,#0009 35%,#000 68%,transparent);animation:grid-travel 6s linear infinite}
.tech-canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.78}
.light-ribbon{position:absolute;width:145vw;height:40vh;left:-25vw;border-radius:50%;border:1px solid transparent;border-top-color:#819eff77;box-shadow:0 -7px 24px -12px #659cff;filter:drop-shadow(0 0 12px #6b80f6);opacity:.65;transform:rotate(-21deg);pointer-events:none}
.r1{top:23vh;animation:ribbon-flow 10s ease-in-out infinite alternate}
.r2{top:58vh;border-top-color:#ae7fff88;box-shadow:0 -7px 24px -12px #af6aff;animation:ribbon-flow 13s ease-in-out infinite alternate-reverse}
.stars{opacity:.7;animation:twinkle 4s ease-in-out infinite alternate}
header{background:#080d20e8;border-bottom-color:#6379cc33}
.hero-picks{background:linear-gradient(145deg,#172540ea,#12152eea);border-color:#7586c54d;box-shadow:0 20px 70px #0005,0 0 38px #6377ed15}
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@keyframes tech-blue{from{transform:translate(-5vw,0) rotate(-12deg) scale(1)}to{transform:translate(-20vw,20vh) rotate(8deg) scale(1.25)}}
@keyframes tech-violet{from{transform:translate(0,-8vh) scale(1)}to{transform:translate(35vw,8vh) scale(1.2)}}
@keyframes ribbon-flow{from{transform:translate(-4vw,-5vh) rotate(-24deg);opacity:.4}to{transform:translate(12vw,10vh) rotate(-10deg);opacity:.9}}
@keyframes grid-travel{to{background-position:0 72px,0 72px}}
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@media(prefers-reduced-motion:reduce){.ambient *{animation:none!important}}

@media print{body{background:#fff;color:#111}}

/* Editorial edition: research dossiers, magazine entries and reading surfaces. */
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.hero{gap:64px;padding:78px 0 56px}.hero-copy>p:not(.eyebrow){font-size:1.05rem}.hero h1{font-size:clamp(2.8rem,5.1vw,4.25rem)}
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