:root{--serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;--sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--measure: 42rem}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}.theme-outdoor{--ink: #16303d;--ink-soft: #4f7284;--link: #146a91;--accent: #cf5048;--card: rgba(255, 255, 255, .9);--line: rgba(22, 48, 61, .12);--raise: 0 18px 46px rgba(16, 58, 78, .14)}.theme-outdoor body{color:var(--ink);background-color:#eaf7fd;background-image:linear-gradient(180deg,#2a7fbb,#59b3e2 11%,#a5dcf4 27%,#dff2fb 45%,#f4fbfd 60%,#eef9ea);background-attachment:fixed;background-repeat:no-repeat;background-size:100% 100%}.theme-indoor{--ink: #f6ecdc;--ink-soft: #c3a988;--link: #f0c78c;--accent: #e0a95d;--card: transparent;--line: rgba(246, 236, 220, .14);--raise: none}.theme-indoor body{color:var(--ink);background-color:#150e08;text-shadow:0 1px 14px rgba(0,0,0,.6)}.theme-indoor body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(180deg,#160e08b3,#0e0905c2 55%,#0a0704d1),url(/images/scene/indoor.jpg);background-position:center,center 34%;background-size:cover,cover;background-repeat:no-repeat,no-repeat}.theme-indoor .wrap{background:transparent;border-color:transparent;box-shadow:none;backdrop-filter:none}body{margin:0;font-family:var(--serif);font-size:17px;line-height:2;letter-spacing:.02em;-webkit-font-smoothing:antialiased}a{color:var(--link);text-decoration:none;border-bottom:1px solid color-mix(in srgb,currentColor 35%,transparent);transition:color .25s ease,border-color .25s ease}a:hover{color:var(--accent);border-bottom-color:currentColor}.hero{position:relative;height:clamp(320px,40vw,540px);overflow:hidden;-webkit-mask-image:linear-gradient(to bottom,#000 86%,rgba(0,0,0,.6) 95%,transparent 100%);mask-image:linear-gradient(to bottom,#000 86%,rgba(0,0,0,.6) 95%,transparent 100%)}.hero-photo{position:absolute;inset:0;background-position:center 46%;background-size:cover;background-repeat:no-repeat;animation:heroDrift 48s ease-in-out infinite alternate}.hero-photo:before{content:"";position:absolute;inset:0;background:#fff1dc12;mix-blend-mode:multiply}.hero-photo--home{background-image:url(/images/scene/outdoor.jpg)}@keyframes heroDrift{0%{transform:scale(1)}to{transform:scale(1.07)}}@media(prefers-reduced-motion:reduce){.hero-photo{animation:none}}.intro h1{font-size:clamp(1.9rem,5vw,2.4rem);letter-spacing:.24em;text-indent:.24em;text-align:center;margin:.4rem 0 .9rem}.intro .lede{text-align:center;font-family:var(--sans);font-size:.86rem;letter-spacing:.24em;text-indent:.24em;margin-bottom:2.2rem}.intro+.muted{display:block;text-align:center;margin:0 0 2.8rem}.poem-line{display:block;padding-left:1.6em;text-indent:-1.6em}.wrap{position:relative;max-width:var(--measure);margin:2.5rem auto 4rem;padding:2rem 1.9rem 3.4rem;background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--raise);backdrop-filter:blur(6px)}.has-hero .wrap{margin-top:2.2rem}.top{display:flex;align-items:baseline;gap:1.1rem;flex-wrap:wrap;padding-bottom:1.3rem;border-bottom:1px solid var(--line);margin-bottom:2.4rem;font-family:var(--sans);font-size:.9rem}.top .brand{font-family:var(--serif);font-size:1.02rem;letter-spacing:.16em;border-bottom:0;color:var(--ink)}.top nav{display:flex;gap:1.1rem;margin-left:auto}.top nav a{border-bottom:1px solid transparent;color:var(--ink-soft);padding-bottom:1px}.top nav a:hover{color:var(--accent);border-bottom-color:var(--accent)}.top nav a[aria-current=page]{color:var(--ink);border-bottom-color:var(--ink)}.muted{color:var(--ink-soft);font-family:var(--sans);font-size:.84rem;letter-spacing:.04em}h1{font-size:1.72rem;line-height:1.5;font-weight:600;letter-spacing:.04em;margin:0 0 .6rem}h2{font-size:1.1rem;font-weight:600;margin:2.6rem 0 .8rem;letter-spacing:.06em}.lede{color:var(--ink-soft);margin:0 0 2.6rem}.list{list-style:none;padding:0;margin:0}.list li{display:flex;align-items:baseline;gap:.4rem;padding:.85rem 0;border-bottom:1px dashed var(--line)}.list li:last-child{border-bottom:0}.list li a{font-size:1.06rem;border-bottom:1px solid transparent;background-image:linear-gradient(var(--accent),var(--accent));background-repeat:no-repeat;background-position:0 100%;background-size:0 1px;transition:background-size .32s ease,color .25s ease}.list li a:hover{background-size:100% 1px}.prose>:first-child{margin-top:0}.prose p{margin:1.15em 0}.prose blockquote{margin:1.6em 0;padding:.2em 0 .2em 1.1em;border-left:2px solid var(--accent);color:var(--ink-soft)}.prose img{max-width:100%;height:auto;display:block;margin:1.8em auto;border-radius:4px}.prose hr{border:none;border-top:1px solid var(--line);margin:2.6em 0}.prose code{font-size:.9em;padding:.1em .35em;background:#8fc9df2e;border-radius:2px}.prose pre{padding:1rem 1.1rem;overflow-x:auto;background:#8fc9df1f;border:1px solid var(--line);border-radius:6px;line-height:1.7}.prose pre code{background:none;padding:0}.prose{font-size:1.04rem}.theme-indoor .prose{font-size:1.06rem;line-height:2.05}.foot{margin-top:4rem;padding-top:1.3rem;border-top:1px solid var(--line);font-family:var(--sans);font-size:.78rem;letter-spacing:.08em;color:var(--ink-soft)}@media(max-width:520px){.hero{height:clamp(240px,40vh,380px)}.wrap{margin:1.2rem .7rem 2.5rem;padding:1.5rem 1rem 2.6rem;border-radius:12px}:root{--measure: 44rem}body{font-size:16px;letter-spacing:.01em}.has-hero .wrap{margin-top:1.4rem}.hero-text h1{letter-spacing:.2em;text-indent:.2em}.top nav{gap:.9rem}}