:root{color-scheme:light;--bg-color:#f6f7f9;--bg-soft:#eef2f5;--card-bg:rgba(255,255,255,0.92);--card-bg-solid:#ffffff;--text-main:#1f2933;--text-muted:#6b7280;--text-subtle:#9aa3af;--accent:#2563eb;--accent-soft:rgba(37,99,235,0.10);--border-color:rgba(31,41,51,0.10);--code-bg:#f3f5f7;--quote-bg:#f8fafc;--quote-border:var(--accent);--card-radius:14px;--inner-radius:10px;--shadow:0 1px 2px rgba(15,23,42,0.04),0 10px 30px rgba(15,23,42,0.06);--shadow-hover:0 18px 45px rgba(15,23,42,0.12);--focus-ring:0 0 0 4px var(--accent-soft);--font-display:inherit}html[data-theme="dark"]{color-scheme:dark;--bg-color:#101214;--bg-soft:#171a1d;--card-bg:rgba(24,27,31,0.88);--card-bg-solid:#181b1f;--text-main:#e8edf2;--text-muted:#a4adb7;--text-subtle:#77808b;--accent-soft:rgba(96,165,250,0.14);--border-color:rgba(232,237,242,0.11);--code-bg:#22262b;--quote-bg:#1d2227;--shadow:0 1px 2px rgba(0,0,0,0.20),0 14px 36px rgba(0,0,0,0.28);--shadow-hover:0 22px 54px rgba(0,0,0,0.36)}@media 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rgba(37,99,235,0.08);background:linear-gradient(90deg,transparent,rgba(37,99,235,0.12),rgba(14,165,233,0.08),transparent);filter:blur(1px);transform:rotate(-8deg);animation:bgFlowBand var(--bg-effect-speed) ease-in-out infinite alternate}.bg-effect-flow .theme-bg-effects span:nth-child(1){top:8vh}.bg-effect-flow .theme-bg-effects span:nth-child(2){top:42vh;animation-delay:-12s;animation-duration:calc(var(--bg-effect-speed) * 1.2)}.bg-effect-flow .theme-bg-effects span:nth-child(3){top:72vh;animation-delay:-20s;animation-duration:calc(var(--bg-effect-speed) * 0.9)}.bg-effect-stars .theme-bg-effects::before{inset:-20%;background-image:radial-gradient(circle,rgba(37,99,235,0.30) 0 1px,transparent 1.6px),radial-gradient(circle,rgba(14,165,233,0.18) 0 1px,transparent 1.5px),radial-gradient(circle,rgba(255,255,255,0.72) 0 0.8px,transparent 1.3px);background-position:0 0,42px 28px,18px 64px;background-size:96px 96px,144px 144px,178px 178px;animation:bgStarDrift var(--bg-effect-speed) linear 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.theme-bg-effects::after{background:linear-gradient(110deg,transparent 20%,rgba(45,212,191,0.10) 48%,transparent 74%)}html[data-theme="dark"] .bg-effect-ribbon .theme-bg-effects::before{background:repeating-linear-gradient( 118deg,transparent 0 42px,rgba(96,165,250,0.09) 42px 44px,transparent 44px 86px ),linear-gradient(135deg,rgba(45,212,191,0.08),transparent 45%,rgba(96,165,250,0.08))}@keyframes bgFlowBand{from{transform:translate3d(-4vw,-1vh,0) rotate(-8deg)}to{transform:translate3d(8vw,2vh,0) rotate(-8deg)}}@keyframes bgStarDrift{from{transform:translate3d(0,0,0)}to{transform:translate3d(64px,96px,0)}}@keyframes bgStarPulse{from{opacity:0.28;transform:scale(0.82)}to{opacity:0.78;transform:scale(1.16)}}@keyframes shootingStar{0%{opacity:0;transform:translate3d(0,0,0) rotate(var(--meteor-angle,-24deg)) scaleX(0.55)}12%{opacity:1}100%{opacity:0;transform:translate3d(var(--meteor-travel-x,-34vw),var(--meteor-travel-y,24vh),0) rotate(var(--meteor-angle,-24deg)) scaleX(1)}}@keyframes bgGridDrift{from{background-position:0 0,0 0}to{background-position:72px 72px,72px 72px}}@keyframes bgSweep{0%{transform:translateX(-65%);opacity:0}45%,55%{opacity:1}100%{transform:translateX(65%);opacity:0}}@keyframes bgRibbonShift{from{transform:translate3d(0,0,0)}to{transform:translate3d(86px,86px,0)}}main.container,.footer{position:relative;z-index:1}.seasonal-effects{position:fixed;inset:0;z-index:180;display:none;pointer-events:none}body[class*="seasonal-"] .seasonal-effects{display:block}.seasonal-hanger{position:fixed;top:86px;z-index:181;width:84px;height:178px;transform-origin:50% 0;animation:seasonalSwing 4.6s ease-in-out infinite}.seasonal-left{left:22px}.seasonal-right{right:22px;animation-delay:-1.7s}.seasonal-hanger::before{position:absolute;top:0;left:50%;width:2px;height:76px;border-radius:999px;background:rgba(255,255,255,0.45);background:linear-gradient(180deg,rgba(255,255,255,0.45),color-mix(in srgb,var(--accent) 38%,var(--border-color)));content:"";box-shadow:0 0 12px rgba(37,99,235,0.12)}.seasonal-hanger::after{position:absolute;top:70px;left:50%;width:14px;height:8px;border-radius:999px;background:linear-gradient(90deg,#f7ca52,#d99a18,#f7ca52);content:"";transform:translateX(-50%);box-shadow:0 2px 8px rgba(15,23,42,0.12)}.seasonal-hanger i{position:absolute;top:70px;left:50%;width:54px;height:54px;transform:translateX(-50%);filter:drop-shadow(0 14px 20px rgba(15,23,42,0.18))}.seasonal-hanger i::before,.seasonal-hanger i::after{position:absolute;content:""}.seasonal-orb{position:fixed;border-radius:999px;opacity:0;filter:blur(0.2px)}.seasonal-note{position:fixed;right:26px;bottom:84px;z-index:181;max-width:150px;padding:8px 12px;border:1px solid var(--border-color);border-radius:999px;background:var(--card-bg-solid);background:color-mix(in srgb,var(--card-bg-solid) 76%,transparent);color:var(--text-muted);font-size:0.78rem;font-weight:650;opacity:0;transform:translateY(8px);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:opacity 0.3s ease,transform 0.3s ease}body[class*="seasonal-"] .seasonal-note{opacity:0.88;transform:translateY(0)}.seasonal-dragonboat .seasonal-note::before{content:"端午安康"}.seasonal-midautumn .seasonal-note::before{content:"中秋团圆"}.seasonal-national .seasonal-note::before{content:"国庆同庆"}.seasonal-lantern .seasonal-note::before{content:"元宵灯火"}.seasonal-qingming .seasonal-note::before{content:"清明时节"}.seasonal-summer .seasonal-note::before{content:"夏至清风"}.seasonal-winter .seasonal-note::before{content:"冬至暖意"}.seasonal-dragonboat .seasonal-hanger i{width:52px;height:62px;border-radius:18px 18px 20px 20px;background:radial-gradient(circle at 35% 18%,rgba(255,255,255,0.42),transparent 24px),linear-gradient(135deg,transparent 0 48%,rgba(255,255,255,0.52) 49% 51%,transparent 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i{width:56px;height:56px;border-radius:999px;background:radial-gradient(circle at 32% 26%,rgba(255,255,255,0.62),transparent 22px),radial-gradient(circle at 62% 62%,rgba(118,71,24,0.18),transparent 18px),repeating-radial-gradient(circle,rgba(154,96,32,0.18) 0 2px,transparent 2px 8px),linear-gradient(135deg,#ffd985,#d99233);box-shadow:inset -8px -10px 16px rgba(118,71,24,0.18)}.seasonal-midautumn .seasonal-hanger i::before{inset:9px;border:2px solid rgba(121,77,25,0.28);border-radius:999px;box-shadow:inset 0 0 0 5px rgba(255,244,196,0.16)}.seasonal-midautumn .seasonal-hanger i::after{left:50%;top:50%;width:20px;height:20px;border:1px solid rgba(121,77,25,0.22);border-radius:999px;background:rgba(255,244,196,0.22);transform:translate(-50%,-50%)}.seasonal-midautumn .seasonal-orb-a{right:9vw;top:18vh;width:118px;height:118px;background:radial-gradient(circle at 36% 34%,#fff6c7,#f1c86d 58%,rgba(241,200,109,0));opacity:0.58;box-shadow:0 0 48px rgba(241,200,109,0.28)}.seasonal-midautumn .seasonal-orb-b{left:12vw;bottom:16vh;width:86px;height:86px;background:rgba(241,200,109,0.10);opacity:1}.seasonal-national .seasonal-hanger i,.seasonal-lantern .seasonal-hanger i{width:50px;height:62px;border-radius:24px 24px 20px 20px;background:radial-gradient(circle at 34% 20%,rgba(255,255,255,0.32),transparent 22px),linear-gradient(90deg,rgba(255,255,255,0.24),transparent 30% 70%,rgba(0,0,0,0.16)),repeating-linear-gradient(90deg,rgba(255,255,255,0.10) 0 2px,transparent 2px 10px),linear-gradient(135deg,#ff4d4d,#b91c1c);box-shadow:inset -8px -10px 14px rgba(127,29,29,0.25)}.seasonal-national .seasonal-hanger i::before,.seasonal-lantern .seasonal-hanger i::before,.seasonal-national .seasonal-hanger i::after,.seasonal-lantern .seasonal-hanger i::after{position:absolute;left:8px;right:8px;height:6px;border-radius:999px;background:linear-gradient(90deg,#f8d56b,#d99a18,#f8d56b);box-shadow:0 1px 6px rgba(127,29,29,0.18)}.seasonal-national .seasonal-hanger i::before,.seasonal-lantern .seasonal-hanger i::before{top:-4px}.seasonal-national .seasonal-hanger i::after,.seasonal-lantern .seasonal-hanger i::after{bottom:-4px}.seasonal-national .seasonal-hanger::after,.seasonal-lantern .seasonal-hanger::after{position:absolute;top:138px;left:50%;width:22px;height:34px;background:linear-gradient(90deg,transparent 0 4px,#f7ca52 4px 6px,transparent 6px 10px,#f7ca52 10px 12px,transparent 12px 16px,#f7ca52 16px 18px,transparent 18px),linear-gradient(#f7ca52,#b91c1c);clip-path:polygon(0 0,100% 0,82% 100%,18% 100%);content:"";transform:translateX(-50%)}.seasonal-national .seasonal-orb-a{left:50%;top:20vh;width:180px;height:180px;background:radial-gradient(circle,rgba(239,68,68,0.14),transparent 68%);opacity:1;transform:translateX(-50%)}.seasonal-lantern .seasonal-orb-a{left:12vw;top:26vh;width:98px;height:98px;background:rgba(239,68,68,0.10);opacity:1}.seasonal-qingming .theme-bg-effects,.seasonal-summer .theme-bg-effects,.seasonal-winter .theme-bg-effects{opacity:calc(var(--bg-effect-opacity) + 0.08)}.seasonal-qingming .seasonal-hanger i,.seasonal-summer .seasonal-hanger i{width:52px;height:34px;border-radius:100% 0 100% 0;background:radial-gradient(circle at 30% 24%,rgba(255,255,255,0.44),transparent 18px),linear-gradient(135deg,#8ee59d,#2f9e69);transform:translateX(-50%) rotate(-28deg)}.seasonal-winter .seasonal-hanger i{width:48px;height:48px;border:2px solid rgba(96,165,250,0.42);border-radius:999px;background:radial-gradient(circle at 32% 24%,rgba(255,255,255,0.94),transparent 18px),radial-gradient(circle,rgba(255,255,255,0.74),rgba(96,165,250,0.16));box-shadow:inset -6px -8px 14px rgba(96,165,250,0.12)}@keyframes seasonalSwing{0%,100%{transform:rotate(-3deg)}50%{transform:rotate(3deg)}}img,svg{max-width:100%}a{color:inherit;text-decoration:none;transition:color 0.2s ease,background 0.2s ease,border-color 0.2s ease,transform 0.2s 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0;color:var(--text-muted);font-size:1rem}.nav-menu{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:22px}.nav-menu a{position:relative;display:inline-flex;align-items:center;min-height:36px;padding:0 13px;border:1px solid transparent;border-radius:999px;color:var(--text-muted);font-size:0.94rem;font-weight:560}.nav-menu a:hover,.nav-menu a.current{color:var(--text-main);background:var(--card-bg-solid);border-color:var(--border-color)}.theme-switcher{display:inline-flex;gap:4px;margin-top:16px;padding:4px;border:1px solid var(--border-color);border-radius:999px;background:var(--card-bg);background:color-mix(in srgb,var(--card-bg-solid) 74%,transparent);box-shadow:0 10px 26px rgba(15,23,42,0.06);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.theme-switcher button{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;padding:0;border:1px solid transparent;border-radius:999px;background:transparent;color:var(--text-muted);cursor:pointer;appearance:none;transition:background 0.2s ease,color 0.2s ease,border-color 0.2s ease,transform 0.2s ease}.theme-switcher button:hover,.theme-switcher button.is-active{border-color:var(--border-color);background:var(--card-bg-solid);color:var(--text-main)}.theme-switcher button:hover{transform:translateY(-1px)}.theme-switcher svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.card{position:relative;display:flex;min-width:0;flex-direction:column;overflow:hidden;background:var(--card-bg);border:1px solid var(--border-color);border-radius:var(--card-radius);box-shadow:var(--shadow);opacity:0;transform:translateY(18px);animation:cardEnter 0.55s cubic-bezier(0.2,0.8,0.2,1) forwards;transition:transform 0.24s ease,box-shadow 0.24s ease,border-color 0.24s 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.comment-content{margin-top:10px}.footer{padding:24px 0 46px;color:var(--text-muted);font-size:0.9rem;text-align:center}.social-links{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-bottom:16px}.social-links a{padding:6px 10px;border-radius:999px;color:var(--text-main);font-weight:620}.social-links a:hover{background:var(--accent-soft)}.icp-link{display:inline-block;margin-top:10px;color:var(--text-muted);font-size:0.84rem}#reading-progress{position:fixed;top:0;left:0;z-index:9999;width:0%;height:3px;background:var(--accent);transition:width 0.1s ease}body.pjax-loading #reading-progress{width:85%;opacity:0.6;transition:width 6s cubic-bezier(0,0,0.2,1)}#back-to-top{position:fixed;right:24px;bottom:-64px;z-index:999;display:flex;width:44px;height:44px;align-items:center;justify-content:center;padding:0;border:1px solid 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!important}}.error-page{text-align:center}.error-code{margin-bottom:6px;background:linear-gradient(135deg,var(--text-main),var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-family:var(--font-display);font-size:clamp(4rem,14vw,7rem);font-weight:780;line-height:1}.error-hint{margin-bottom:28px;color:var(--text-muted)}body.preset-warm{--bg-color:#f8f3ea;--bg-soft:#f0e7d8;--card-bg:rgba(255,252,246,0.94);--card-bg-solid:#fffcf6;--text-main:#43382c;--text-muted:#8c7c69;--text-subtle:#b6a893;--accent:#c2703e;--accent-soft:rgba(194,112,62,0.12);--border-color:rgba(94,74,52,0.16);--code-bg:#f1e9db;--quote-bg:#f9f4ea;--card-radius:18px;--inner-radius:13px;--shadow:0 1px 2px rgba(90,70,40,0.05),0 12px 32px rgba(90,70,40,0.08);--shadow-hover:0 20px 48px rgba(90,70,40,0.15);--font-display:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,"SimSun",serif}html[data-theme="dark"] body.preset-warm{--bg-color:#171310;--bg-soft:#201a14;--card-bg:rgba(28,23,18,0.90);--card-bg-solid:#1c1712;--text-main:#ece4d8;--text-muted:#b0a494;--text-subtle:#7d7264;--accent:#e0995f;--accent-soft:rgba(224,153,95,0.16);--border-color:rgba(236,228,216,0.12);--code-bg:#262019;--quote-bg:#221c16;--shadow:0 1px 2px rgba(0,0,0,0.22),0 14px 36px rgba(0,0,0,0.30);--shadow-hover:0 22px 54px rgba(0,0,0,0.38)}body.preset-ink{--bg-color:#f5f4f0;--bg-soft:#eae8e1;--card-bg:#ffffff;--card-bg-solid:#ffffff;--text-main:#1c1c1c;--text-muted:#6d6d6d;--text-subtle:#a0a0a0;--accent:#1c1c1c;--accent-soft:rgba(28,28,28,0.07);--border-color:rgba(28,28,28,0.16);--code-bg:#f0efe9;--quote-bg:#f8f7f3;--quote-border:#1c1c1c;--card-radius:4px;--inner-radius:3px;--shadow:0 1px 3px rgba(0,0,0,0.06);--shadow-hover:0 10px 28px rgba(0,0,0,0.12);--font-display:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,"SimSun",serif}html[data-theme="dark"] body.preset-ink{--bg-color:#111111;--bg-soft:#1a1a1a;--card-bg:#191919;--card-bg-solid:#191919;--text-main:#f0efec;--text-muted:#a8a8a2;--text-subtle:#77776f;--accent:#f0efec;--accent-soft:rgba(240,239,236,0.10);--border-color:rgba(240,239,236,0.16);--code-bg:#222220;--quote-bg:#1d1d1b;--quote-border:#f0efec;--shadow:0 1px 3px rgba(0,0,0,0.40);--shadow-hover:0 12px 32px rgba(0,0,0,0.55)}body.preset-glass{--bg-color:#eef2f8;--bg-soft:#e2e9f5;--card-bg:rgba(255,255,255,0.58);--card-bg-solid:#ffffff;--text-main:#1e293b;--text-muted:#5b6b81;--text-subtle:#8d9db3;--accent:#6366f1;--accent-soft:rgba(99,102,241,0.12);--border-color:rgba(255,255,255,0.65);--code-bg:rgba(255,255,255,0.72);--quote-bg:rgba(255,255,255,0.45);--card-radius:20px;--inner-radius:14px;--shadow:0 1px 2px rgba(51,65,85,0.06),0 12px 32px rgba(51,65,85,0.10);--shadow-hover:0 22px 52px rgba(51,65,85,0.18);background:radial-gradient(circle at 10% 6%,rgba(147,197,253,0.40),transparent 30rem),radial-gradient(circle at 86% 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88%,rgba(30,58,138,0.32),transparent 32rem),var(--bg-color);background-attachment:fixed}@media (max-width:768px){body.preset-glass{background-attachment:scroll}}body.preset-neon,html[data-theme="dark"] body.preset-pure{color-scheme:dark;--bg-color:#0a0c12;--bg-soft:#11141d;--card-bg:rgba(16,19,29,0.92);--card-bg-solid:#10131d;--text-main:#e6edf3;--text-muted:#9aa7b8;--text-subtle:#5d6b7e;--accent:#22d3ee;--accent-soft:rgba(34,211,238,0.14);--border-color:rgba(148,163,184,0.14);--code-bg:#121722;--quote-bg:#10141e;--quote-border:#22d3ee;--card-radius:16px;--inner-radius:11px;--shadow:0 0 0 1px rgba(34,211,238,0.05),0 10px 40px rgba(0,0,0,0.50);--shadow-hover:0 0 24px rgba(34,211,238,0.16),0 18px 50px rgba(0,0,0,0.55)}body.preset-neon .header h1 a,html[data-theme="dark"] body.preset-pure .header h1 a{background-image:linear-gradient(135deg,#22d3ee,#e879f9)}body.preset-neon .card:hover,html[data-theme="dark"] body.preset-pure .card:hover{border-color:rgba(34,211,238,0.45)}body.preset-neon .card-category-pill,html[data-theme="dark"] body.preset-pure .card-category-pill{border-color:rgba(34,211,238,0.25);background:rgba(10,12,18,0.72);color:var(--text-main)}body.preset-neon .pagination a:hover,body.preset-neon .pagination .current,body.preset-neon .submit,body.preset-neon #back-to-top:hover,html[data-theme="dark"] body.preset-pure .pagination a:hover,html[data-theme="dark"] body.preset-pure .pagination .current,html[data-theme="dark"] body.preset-pure .submit,html[data-theme="dark"] body.preset-pure #back-to-top:hover{color:#07101a}body.preset-neon .theme-switcher button:hover,body.preset-neon .theme-switcher button.is-active,html[data-theme="dark"] body.preset-pure .theme-switcher button:hover,html[data-theme="dark"] body.preset-pure .theme-switcher button.is-active{color:var(--accent)}body.preset-neon.bg-effect-stars .theme-bg-effects::before,html[data-theme="dark"] body.preset-pure.bg-effect-stars .theme-bg-effects::before{background-image:radial-gradient(circle,rgba(34,211,238,0.32) 0 1px,transparent 1.5px),radial-gradient(circle,rgba(232,121,249,0.22) 0 1px,transparent 1.5px),radial-gradient(circle,rgba(255,255,255,0.80) 0 0.8px,transparent 1.3px)}body.preset-neon .shooting-star,html[data-theme="dark"] body.preset-pure .shooting-star{background:linear-gradient(90deg,transparent,rgba(255,255,255,0.95),rgba(34,211,238,0.85));box-shadow:0 0 20px rgba(34,211,238,0.50)}body.preset-neon.bg-effect-flow .theme-bg-effects span,html[data-theme="dark"] body.preset-pure.bg-effect-flow .theme-bg-effects span{border-color:rgba(34,211,238,0.10);background:linear-gradient(90deg,transparent,rgba(34,211,238,0.16),rgba(232,121,249,0.10),transparent)}.card-meta{justify-content:space-between}.post-stats{display:flex;justify-content:center;gap:16px;margin-top:10px;color:var(--text-subtle);font-size:0.84rem}.code-block{margin-bottom:1.5em;border-radius:var(--inner-radius);overflow:hidden}.code-block pre{margin:0;border-radius:0}.code-block-bar{display:flex;align-items:center;justify-content:space-between;padding:7px 14px;background:#212121;color:#9e9e9e;font-size:0.78rem}.code-block-lang{font-family:Consolas,Monaco,"Courier New",monospace;letter-spacing:0.04em;text-transform:uppercase}.code-block-copy{padding:2px 8px;border:none;border-radius:6px;background:transparent;color:#bdbdbd;cursor:pointer;font:inherit;font-size:0.78rem;appearance:none;transition:background 0.2s ease,color 0.2s ease}.code-block-copy:hover{background:rgba(255,255,255,0.08);color:#ffffff}html.lightbox-ready .post-content img{cursor:zoom-in}.image-lightbox{position:fixed;inset:0;z-index:10000;display:flex;align-items:center;justify-content:center;padding:4vh 4vw;background:rgba(8,10,14,0.88);cursor:zoom-out;opacity:0;visibility:hidden;transition:opacity 0.25s ease,visibility 0.25s ease;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.image-lightbox.open{opacity:1;visibility:visible}.image-lightbox img{max-width:92vw;max-height:92vh;border-radius:var(--inner-radius);box-shadow:0 24px 80px rgba(0,0,0,0.5);transform:scale(0.96);transition:transform 0.25s ease}.image-lightbox.open img{transform:scale(1)}.toc-wrap{display:none}.post-layout{position:relative}@media (min-width:1280px){.post-layout.has-toc{display:grid;grid-template-columns:minmax(0,860px) 230px;justify-content:center;align-items:start;gap:30px}.post-layout.has-toc .toc-wrap{display:block;position:sticky;top:24px;max-height:calc(100vh - 48px);overflow:auto}}.toc-list{margin:0;padding:0;border-left:2px solid var(--border-color);list-style:none}.toc-item a{display:block;margin-left:-2px;padding:5px 0 5px 14px;border-left:2px solid transparent;color:var(--text-muted);font-size:0.86rem;line-height:1.5}.toc-item-3 a{padding-left:28px}.toc-item a:hover{color:var(--text-main)}.toc-item a.toc-current{border-left-color:var(--accent);color:var(--accent);font-weight:620}.toc-mobile{display:none;margin-bottom:26px}@media (max-width:1279.9px){.toc-mobile{display:block}}.toc-box{padding:12px 16px;border:1px solid var(--border-color);border-radius:var(--inner-radius);background:var(--quote-bg)}.toc-box summary{color:var(--text-main);font-weight:650;cursor:pointer}.toc-box .toc-list{margin-top:8px;border-left:none}.toc-box .toc-item a{margin-left:0;padding:4px 0;border-left:none}.related-posts{margin-top:34px;padding-top:28px;border-top:1px dashed var(--border-color)}.related-heading{margin-bottom:16px;color:var(--text-main);font-size:1.15rem;font-weight:700}.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.related-card{display:flex;flex-direction:column;gap:6px;padding:14px 16px;border:1px solid var(--border-color);border-radius:var(--inner-radius);background:var(--quote-bg);transition:background 0.2s ease,transform 0.2s ease,box-shadow 0.2s ease,border-color 0.2s ease}.related-card:hover{border-color:color-mix(in srgb,var(--accent) 28%,var(--border-color));background:var(--card-bg-solid);box-shadow:var(--shadow);transform:translateY(-2px)}.related-card strong{display:-webkit-box;overflow:hidden;color:var(--text-main);font-size:0.94rem;font-weight:640;line-height:1.5;-webkit-box-orient:vertical;-webkit-line-clamp:2}.related-card span{color:var(--text-subtle);font-size:0.8rem}@media (max-width:768px){.related-grid{grid-template-columns:1fr}}.timeline-year{margin:30px 0 12px;color:var(--text-main);font-family:var(--font-display);font-size:1.4rem;font-weight:700}.archive-timeline .timeline-year:first-child{margin-top:0}.timeline-list{margin:0 0 8px;padding:0 0 0 20px;border-left:2px solid var(--border-color);list-style:none}.timeline-item{position:relative;display:flex;gap:14px;align-items:baseline;padding:7px 0}.timeline-item::before{content:"";position:absolute;left:-25px;top:50%;width:8px;height:8px;margin-top:-4px;border-radius:999px;background:var(--accent);opacity:0.55}.timeline-item:hover::before{opacity:1}.timeline-date{flex:0 0 auto;color:var(--text-subtle);font-size:0.84rem;font-variant-numeric:tabular-nums}.timeline-item a{overflow:hidden;color:var(--text-main);text-overflow:ellipsis;white-space:nowrap}.timeline-total{margin-top:26px;color:var(--text-subtle);font-size:0.86rem}.link-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.link-card{display:flex;align-items:center;gap:12px;padding:14px 16px;border:1px solid var(--border-color);border-radius:var(--inner-radius);background:var(--quote-bg);transition:background 0.2s ease,transform 0.2s ease,box-shadow 0.2s ease,border-color 0.2s ease}.link-card:hover{border-color:color-mix(in srgb,var(--accent) 28%,var(--border-color));background:var(--card-bg-solid);box-shadow:var(--shadow);transform:translateY(-2px)}.link-avatar{display:flex;flex:0 0 auto;width:42px;height:42px;align-items:center;justify-content:center;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:1.1rem;font-weight:700}.link-info{display:flex;flex-direction:column;min-width:0}.link-info strong{color:var(--text-main);font-size:0.96rem}.link-info em{overflow:hidden;color:var(--text-muted);font-size:0.82rem;font-style:normal;text-overflow:ellipsis;white-space:nowrap}.link-empty{color:var(--text-muted)}@media (max-width:768px){.link-grid{grid-template-columns:1fr}}.search-box{margin-bottom:14px}.search-status{margin-bottom:18px;color:var(--text-muted);font-size:0.9rem}.search-results{display:grid;gap:12px}.search-result{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1px solid var(--border-color);border-radius:var(--inner-radius);background:var(--quote-bg);transition:background 0.2s ease,border-color 0.2s ease}.search-result:hover{border-color:color-mix(in srgb,var(--accent) 28%,var(--border-color));background:var(--card-bg-solid)}.search-result strong{color:var(--text-main);font-size:1rem;line-height:1.5}.search-result span{display:-webkit-box;overflow:hidden;color:var(--text-muted);font-size:0.86rem;-webkit-box-orient:vertical;-webkit-line-clamp:2}.search-more{padding:6px 0;color:var(--text-subtle);font-size:0.86rem;text-align:center}mark{padding:0 2px;border-radius:3px;background:var(--accent-soft);color:var(--accent)}.announcement-bar{position:relative;z-index:100;border-bottom:1px solid var(--border-color);background:color-mix(in srgb,var(--accent) 12%,var(--bg-color));color:var(--text-main);font-size:0.9rem}.announcement-bar.is-closed{display:none}.announcement-inner{position:relative;display:flex;align-items:center;justify-content:center;gap:12px;padding:9px 34px 9px 0;text-align:center}.announcement-text a{color:var(--accent);text-decoration:underline}.announcement-close{position:absolute;right:0;padding:2px 6px;border:none;border-radius:6px;background:transparent;color:var(--text-muted);cursor:pointer;font-size:1.25rem;line-height:1}.announcement-close:hover{color:var(--text-main);background:var(--accent-soft)}body.font-large{font-size:106.25%}body.font-xlarge{font-size:112.5%}body.no-card-lift .card:hover{transform:none}body.no-card-stagger .post-grid .card{animation-delay:0s}.post-copyright{margin-top:30px;padding:14px 18px;border-left:4px solid var(--accent);border-radius:0 var(--inner-radius) var(--inner-radius) 0;background:var(--quote-bg);color:var(--text-muted);font-size:0.9rem;line-height:1.7}.post-expired{margin:0 0 22px;padding:12px 16px;border:1px dashed var(--accent);border-radius:var(--inner-radius);background:var(--accent-soft);color:var(--text-muted);font-size:0.9rem}.reward-block{margin-top:34px;padding:22px 20px;border:1px solid var(--border-color);border-radius:var(--inner-radius);background:var(--quote-bg);text-align:center}.reward-title{margin-bottom:4px;color:var(--text-main);font-size:1.08rem;font-weight:700}.reward-hint{margin-bottom:16px;color:var(--text-muted);font-size:0.88rem}.reward-qr{display:flex;justify-content:center;flex-wrap:wrap;gap:22px}.reward-item{margin:0}.reward-item img{width:176px;padding:8px;border:1px solid var(--border-color);border-radius:var(--inner-radius);background:#ffffff;box-shadow:var(--shadow)}.reward-item figcaption{margin-top:8px;color:var(--text-muted);font-size:0.84rem;font-weight:600}@media (min-width:992px){body.list-cols-2 .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}body.list-cols-1 .post-grid{grid-template-columns:1fr;max-width:860px;margin-left:auto;margin-right:auto}}body.thumb-16-9 .card-thumb{aspect-ratio:16 / 9}body.thumb-4-3 .card-thumb{aspect-ratio:4 / 3}body.thumb-3-2 .card-thumb{aspect-ratio:3 / 2}body.thumb-1-1 .card-thumb{aspect-ratio:1 / 1}.toc-item-4 a{padding-left:42px}.toc-box .toc-item-4 a{padding-left:14px}