*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #F7F8F8;--color-surface: #FFFFFF;--color-border: #E2E7E4;--color-text: #161A18;--color-text-muted: #65706B;--color-accent: #0F766E;--color-accent-hover: #0B5F59;--color-hover: #EEF3F1;--radius: 6px;--shadow-sm: 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -1px rgba(0, 0, 0, .03);--shadow-book: 0 2px 8px -2px rgba(0, 0, 0, .08), 0 8px 16px -4px rgba(0, 0, 0, .12)}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,.logo,.book-title{font-family:"Noto Serif SC","Source Han Serif SC",Songti SC,STSong,serif}.container{max-width:1100px;margin:0 auto;padding:0 20px}a{color:inherit;text-decoration:none}a:hover{color:var(--color-accent)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px}.skip-link{position:fixed;top:10px;left:10px;z-index:1000;transform:translateY(-160%);background:var(--color-text);color:#fff;padding:8px 12px;border-radius:var(--radius);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,sans-serif}.skip-link:focus{transform:translateY(0)}.site-header{background:#f7f8f8e6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100}.site-header .container{display:flex;align-items:center;gap:26px;height:66px}.logo{font-size:1.4rem;font-weight:800;color:var(--color-text);flex-shrink:0;letter-spacing:.08em;font-family:"Noto Serif SC","Source Han Serif SC",serif}.site-header nav{display:flex;gap:18px}.site-header nav a{font-size:.95rem;color:var(--color-text-muted);font-weight:500;transition:color .2s ease}.site-header nav a:hover,.site-header nav a.active{color:var(--color-text)}.site-header nav a.active{font-weight:700}.editorial .site-header{background:#20211f;border-bottom-color:#ffffff1f}.editorial .logo,.editorial .site-header nav a,.editorial .site-header nav a.active{color:#f5f0e6}.editorial .site-header nav a:hover{color:#9fcbc4}.editorial .header-search{display:none}.header-search{display:flex;gap:4px;margin-left:auto}.header-search input{border:1px solid var(--color-border);border-radius:20px;padding:8px 16px;font-size:.9rem;width:240px;outline:none;background:var(--color-surface);transition:all .2s ease}.header-search input:focus{border-color:var(--color-text);box-shadow:0 0 0 1px var(--color-text)}.header-search button{background:var(--color-text);color:#fff;border:none;border-radius:20px;padding:8px 18px;font-size:.9rem;font-weight:500;cursor:pointer;transition:background .2s ease;white-space:nowrap}.header-search button:hover{background:var(--color-accent-hover)}main.container{padding-top:42px;padding-bottom:78px;min-height:75vh}.site-footer{background:var(--color-surface);border-top:1px solid var(--color-border);padding:28px 0;font-size:.8rem;color:var(--color-text-muted)}.site-footer .container{display:flex;flex-direction:column;gap:12px}.site-footer nav{display:flex;gap:16px;flex-wrap:wrap}.site-footer nav a:hover{color:var(--color-accent)}.footer-disclaimer{color:var(--color-text-muted)}.footer-legal{border-top:1px solid var(--color-border);padding-top:10px;margin-top:4px}.footer-legal a{font-weight:500}.download-qr-modal{width:min(calc(100% - 32px),390px);margin:auto;padding:28px;border:1px solid var(--color-border);border-radius:16px;color:var(--color-text);background:var(--color-surface);box-shadow:0 24px 80px #161a1838;text-align:center}.download-qr-modal::backdrop{background:#111f1c85;backdrop-filter:blur(3px)}.download-qr-modal form{position:absolute;top:10px;right:10px}.download-qr-close{display:grid;width:32px;height:32px;place-items:center;border:0;border-radius:50%;color:var(--color-text-muted);background:var(--color-hover);font-size:1.35rem;line-height:1;cursor:pointer}.download-qr-close:hover{color:var(--color-text);background:var(--color-border)}.download-qr-kicker{margin-bottom:4px;color:var(--color-accent);font-size:.75rem;font-weight:800;letter-spacing:.08em}.download-qr-modal h2{font-size:1.25rem}.download-qr-copy{margin-top:4px;color:var(--color-text-muted);font-size:.88rem}.download-qr-image{display:block;width:min(100%,280px);height:auto;margin:20px auto 14px;padding:8px;border:1px solid var(--color-border);border-radius:10px;background:#fff}.download-qr-note{color:var(--color-text-muted);font-size:.8rem}.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:22px 20px}.section-title{font-size:1.28rem;font-weight:700;margin-bottom:24px;display:flex;align-items:center;justify-content:space-between;font-family:inherit;position:relative}.section-title:after{content:"";position:absolute;left:0;bottom:-10px;width:40px;height:3px;background:var(--color-accent);border-radius:2px}.section-title a{font-size:.9rem;font-weight:500;color:var(--color-text-muted);font-family:-apple-system,BlinkMacSystemFont,inherit;text-decoration:none}.section-title a:hover{color:var(--color-text);text-decoration:underline}.page-header{margin-bottom:26px;padding-bottom:18px;border-bottom:1px solid var(--color-border)}.breadcrumb{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--color-text-muted);margin-bottom:8px}.breadcrumb a:hover{color:var(--color-accent)}.breadcrumb span{color:var(--color-border)}.breadcrumb span:last-child{color:var(--color-text)}.page-header h1{font-size:1.72rem;line-height:1.25;margin:0}.page-kicker,.count,.page-header p{color:var(--color-text-muted);font-size:.9rem;line-height:1.65;margin-top:6px;max-width:720px}.pill-row{display:flex;flex-wrap:wrap;gap:8px}.pill-row a,.pill-row span{display:inline-flex;align-items:center;min-height:32px;padding:5px 12px;border:1px solid var(--color-border);border-radius:999px;background:var(--color-surface);color:var(--color-text-muted);font-size:.82rem}.pill-row a:hover{border-color:var(--color-accent);color:var(--color-accent)}@media(max-width:760px){.site-header .container{height:auto;min-height:72px;flex-wrap:wrap;gap:10px 16px;padding-top:14px;padding-bottom:10px}.site-header nav{order:3;display:flex;width:100%;gap:16px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px}.site-header nav::-webkit-scrollbar{display:none}.site-header nav a{white-space:nowrap;font-size:.86rem}.header-search{order:2;flex:1;flex-basis:100%;min-width:0}.header-search input{width:100%;min-width:0;padding-left:14px;padding-right:14px}.header-search button{flex:0 0 auto;min-width:68px;padding:8px 14px}main.container{padding-top:28px}.book-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}