:root{color-scheme:light;--bg: #eef0ed;--surface: #f7f8f5;--surface-strong: #e3e7e1;--text: #1c211f;--muted: #606963;--line: #cbd1cc;--accent: #446d59;--accent-strong: #325441;--accent-soft: #d7e4dc;--chalkboard: #1b2722;--chalk: #edf0e9;--danger: #8c4b48;--ink: var(--bg);--ink-soft: var(--surface);--paper: var(--text);--paper-soft: var(--surface-strong);--red: var(--accent);--red-deep: var(--accent-strong);--text-on-ink: var(--text);--text-on-paper: var(--text);--muted-on-ink: var(--muted);--muted-on-paper: var(--muted);--line-on-ink: var(--line);--line-on-paper: var(--line);--bg-primary: var(--bg);--bg-secondary: var(--surface);--bg-card: var(--surface);--bg-hover: var(--surface-strong);--text-primary: var(--text);--text-secondary: var(--muted);--text-muted: var(--muted);--border: var(--line);--radius: 14px;--display: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--sans: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--corner-back: #26362e;--fold-edge: #b4c1b7;--fold-paper: #e1e7df;--fold-light: #fafbf7;--fold-shadow: rgb(24 40 30 / .2)}:root[data-theme=dark]{color-scheme:dark;--bg: #171b19;--surface: #202622;--surface-strong: #2a322d;--text: #e9ece7;--muted: #a8b1ab;--line: #3a453f;--accent: #84ad96;--accent-strong: #a4c9b3;--accent-soft: #293e33;--danger: #d58c87;--corner-back: #e5ebe2;--fold-edge: #121a15;--fold-paper: #35433a;--fold-light: #516357;--fold-shadow: rgb(0 0 0 / .4)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{margin:0;min-width:320px;color:var(--text);background:var(--bg);font-family:var(--sans);line-height:1.75;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}h1,h2,h3,p,ul{margin-top:0}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}button:not(:disabled){cursor:pointer}::selection{color:var(--chalk);background:#446d59}:focus-visible{outline:3px solid var(--accent);outline-offset:4px}.container{width:min(100% - 64px,1240px);margin-inline:auto}.skip-link{position:fixed;top:-100px;left:16px;z-index:100;background:var(--text);color:var(--bg);padding:10px 16px}.skip-link:focus{top:12px}.site-nav{position:fixed;inset:0 0 auto;z-index:20;height:76px;color:var(--text);border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(16px)}.site-nav-inner{width:min(100% - 64px,1240px);height:100%;margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.site-brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;font-weight:700;font-size:1.04rem}.site-brand img{width:40px;height:40px;border-radius:12px}.site-brand small{display:block;font-size:.68rem;color:var(--muted);font-weight:400;letter-spacing:.04em}.site-links{display:flex;align-items:center;gap:28px;margin:0;padding:0;list-style:none;order:1}.site-links a{display:inline-flex;align-items:center;min-height:44px;color:var(--muted);font-size:.88rem}.site-links a:hover,.site-links a[aria-current=page]{color:var(--accent-strong)}.site-links a[aria-current=page]{font-weight:700}.nav-actions{display:flex;align-items:center;gap:8px;order:2}.theme-toggle{--corner-size: 48px;position:fixed;top:0;right:0;z-index:30;width:max(44px,var(--corner-size));height:max(44px,var(--corner-size));padding:0;border:0;border-radius:0;background:transparent;isolation:isolate;-webkit-tap-highlight-color:transparent}.theme-corner,.theme-fold{position:absolute;top:0;right:0;width:var(--corner-size);height:var(--corner-size);transform-origin:top right;transition:transform .38s cubic-bezier(.2,.7,.25,1),background .42s ease,filter .38s ease;pointer-events:none}.theme-corner{background:var(--corner-back);clip-path:polygon(0 0,100% 0,100% 100%)}.theme-fold{background:linear-gradient(45deg,var(--fold-edge),var(--fold-paper) 46%,var(--fold-light) 50%,var(--fold-paper) 56%);clip-path:polygon(0 0,100% 100%,0 100%);border-bottom-left-radius:6px;filter:drop-shadow(-3px 4px 3px var(--fold-shadow))}.theme-toggle:before{content:"";position:absolute;top:0;right:0;width:var(--corner-size);height:var(--corner-size);background:linear-gradient(45deg,transparent 43%,var(--fold-shadow) 50%,transparent 57%);transform:translate(-3px,4px);clip-path:polygon(0 0,100% 100%,0 100%);pointer-events:none}.theme-hint{position:absolute;top:16px;right:calc(100% + 14px);padding:5px 10px;border:1px solid var(--line);border-radius:4px;background:var(--surface);color:var(--text);font-size:.72rem;white-space:nowrap;opacity:0;transform:translate(4px);transition:opacity .18s ease,transform .18s ease;pointer-events:none}.theme-toggle:focus-visible{outline-offset:-4px}.theme-toggle:focus-visible .theme-corner,.theme-toggle:focus-visible .theme-fold{transform:scale(1.14)}.theme-toggle:focus-visible .theme-hint{opacity:1;transform:translate(0)}@media (hover: hover) and (pointer: fine){.theme-toggle:hover .theme-corner{transform:scale(1.14)}.theme-toggle:hover .theme-fold{transform:scale(1.14) skew(-3deg,-3deg);filter:drop-shadow(-5px 6px 4px var(--fold-shadow))}.theme-toggle:hover .theme-hint{opacity:1;transform:translate(0)}}.theme-toggle:active .theme-fold{transform:scale(1.22)}.theme-toggle.is-turning .theme-fold{animation:turn-corner .48s cubic-bezier(.2,.7,.25,1)}@keyframes turn-corner{0%,to{transform:scale(1)}45%{transform:scale(1.24) skew(-5deg,-5deg)}}.theme-changing,.theme-changing body,.theme-changing .site-nav,.theme-changing .site-footer,.theme-changing .skills,.theme-changing .site-links{transition:background-color .44s ease,color .44s ease,border-color .44s ease}.menu-toggle{display:none;width:40px;height:40px;padding:8px;border:0;background:transparent}.menu-toggle span{display:block;height:2px;margin:5px 0;background:currentColor}main{min-height:60dvh}.site-footer{padding:58px 0 24px;border-top:1px solid var(--line);background:var(--surface)}.site-footer-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:48px;align-items:end}.footer-name{font-size:1.4rem;font-weight:700;margin-bottom:12px}.site-footer p:not(.footer-name){max-width:560px;font-size:.88rem;color:var(--muted);margin-bottom:0}.site-footer-links{display:flex;gap:22px;flex-wrap:wrap;font-size:.84rem;color:var(--muted)}.site-footer-links a:hover{color:var(--accent)}.footer-bottom{padding-top:30px;color:var(--muted);font-size:.76rem}@media (max-width: 768px){.container,.site-nav-inner{width:min(100% - 32px,1240px)}.site-nav{height:68px}.site-nav-inner{padding-right:40px}.theme-toggle{--corner-size: 40px}.theme-hint{display:none}.site-brand{font-size:.96rem;gap:8px}.site-brand img{width:34px;height:34px}.menu-toggle{display:block}.site-links{position:fixed;inset:68px 0 auto;display:none;padding:12px 16px 20px;background:var(--surface);border-bottom:1px solid var(--line)}.site-links.is-open{display:grid;gap:0}.site-links a{min-height:52px}.site-footer-inner{grid-template-columns:1fr;gap:24px}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}