@layer base,components,utilities;@layer base{:root{--color-bg:#fafafa;--color-bg-rgb:250, 250, 250;--color-bg-secondary:#f3f4f6;--color-bg-tertiary:#ffffff;--color-bg-hover:#eeeeef;--color-bg-card:#ffffff;--color-code-bg:#eef2f7;--color-text:#1d1d1f;--color-text-secondary:#3b3f47;--color-text-muted:#717684;--color-text-tertiary:#9aa1ad;--color-text-hover:#000000;--color-border:#e8e8ec;--color-item-border-hover:#d7dbe2;--color-item-bg-hover:#f5f7fa;--color-overlay:rgba(0, 0, 0, .16);--color-accent:#2563eb;--color-accent-rgb:37, 99, 235;--color-accent-secondary:#dbeafe;--color-accent-secondary-rgb:219, 234, 254;--color-topbar-bg:rgba(var(--color-bg-rgb), .7);--color-topbar-avatar-ring:rgba(17, 24, 39, .06);--color-topbar-ellipsis:#9ca3af;--color-topbar-link:#525866;--color-topbar-link-active:var(--color-text);--color-topbar-title:var(--color-text);--color-search-bg:rgba(0, 0, 0, .05);--color-search-border-hover:#d8dbe2;--color-search-key-bg:rgb(var(--color-bg-rgb));--color-sidebar-title:#a1a1aa;--color-sidebar-link:#525866;--color-sidebar-link-hover:#1d1d1f;--color-sidebar-hover-bg:#f3f4f6;--color-sidebar-active-text:#1d1d1f;--color-sidebar-active-bg:#e8f0ff;--color-aside-link:#6b7280;--font-sans:-apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;--font-serif:"SF Pro Display", "PingFang SC", "Noto Sans SC", sans-serif;--font-mono:"SFMono-Regular", "JetBrains Mono", "Fira Code", monospace;--text-xs:.75rem;--text-sm:.875rem;--text-base:.9375rem;--text-meta:.75rem;--space-1:.25rem;--space-2:.5rem;--space-4:1rem;--space-6:1.5rem;--space-8:2rem;--leading-relaxed:1.85;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-full:999px;--shadow-hover:0 8px 24px rgba(15, 23, 42, .04);--transition-fast:.15s ease;--transition-base:.24s ease;--max-width:1260px;--content-width:43rem;--topbar-height:4rem;--sidebar-width:12rem;--aside-width:16rem;--btn-floating-size:44px;--layout-gutter:1.25rem;--content-top-offset:2.5rem;--page-lead-gap:.45rem;--page-title-size:clamp(1.4rem, 1vw + 1rem, 1.65rem);--page-title-line-height:1.25;--prose-font-size:.98rem;--prose-line-height:1.88;--prose-color:var(--color-text-secondary);--prose-heading-color:var(--color-text);--prose-heading-weight:600;--prose-h1-size:1.35rem;--prose-h2-size:1.24rem;--prose-h3-size:1.05rem;--prose-h4-size:.98rem;--prose-h1-margin-top:2.35rem;--prose-h2-margin-top:2.6rem;--prose-h3-margin-top:1.9rem;--prose-h4-margin-top:1.65rem;--prose-block-gap:1.05rem;--prose-list-gap:.42rem;--prose-paragraph-gap:1rem;--prose-list-indent:1.3rem;--prose-list-nested-indent:1.05rem;--prose-li-line-height:1.8;--prose-table-cell-padding-y:.72rem;--prose-table-cell-padding-x:.8rem;--prose-table-line-height:1.55;--prose-link-hover:var(--color-accent);--prose-link-decoration:rgba(var(--color-accent-rgb), .28);--prose-link-decoration-hover:rgba(var(--color-accent-rgb), .6);--prose-link-internal-color:#1f4fc4;--prose-link-missing-color:#b24e46;--prose-link-missing-decoration:rgba(178, 78, 70, .44);--prose-link-missing-tooltip-bg:rgba(255, 255, 255, .96);--prose-link-external-icon:rgba(var(--color-accent-rgb), .72);--prose-strong-color:#16181d;--prose-em-color:#4b5563;--prose-del-color:#8b93a1;--prose-mark-bg:rgba(var(--color-accent-rgb), .12);--prose-mark-color:var(--color-text);--prose-inline-code-bg:var(--color-code-bg);--prose-inline-code-color:var(--color-text);--prose-inline-code-border:rgba(15, 23, 42, .08);--prose-code-block-bg:#171a20;--prose-code-block-color:#f5f5f7;--prose-code-block-border:rgba(15, 23, 42, .14);--prose-code-toolbar-text:rgba(255, 255, 255, .42);--prose-code-toolbar-text-hover:rgba(255, 255, 255, .9);--prose-code-toolbar-bg:rgba(255, 255, 255, .08);--prose-code-toolbar-bg-hover:rgba(255, 255, 255, .14);--prose-code-success:#4d9f78;--prose-quote-bg:#f5f6f8;--prose-quote-border:rgba(107, 114, 128, .24);--prose-quote-color:#525866;--prose-quote-mark-color:rgba(107, 114, 128, .42);--prose-table-font-size:.84rem;--prose-table-head-bg:var(--color-bg-secondary);--prose-image-radius:var(--radius-lg);--module-spacing:1.6rem;--module-border-color:var(--color-border);--module-label-size:.6875rem;--module-card-radius:var(--radius-md);--module-card-bg:transparent;--module-card-hover-bg:var(--color-bg-tertiary);--discovery-gap:3rem;--discovery-item-gap:1rem;--discovery-card-radius:var(--radius-lg);--discovery-card-padding-x:1.05rem;--discovery-card-padding-y:.95rem;--discovery-card-bg:rgba(var(--color-bg-rgb), .84);--discovery-card-bg-hover:var(--color-bg-tertiary);--discovery-card-shadow:0 1px 2px rgba(15, 23, 42, .03);--discovery-card-shadow-hover:0 8px 24px rgba(15, 23, 42, .04);--tag-height:1.75rem;--tag-padding-x:.7rem;--tag-font-size:var(--text-meta);--card-padding-x:1rem;--card-padding-y:.9rem;--embed-block-margin:var(--space-6);--embed-radius:var(--radius-md);--embed-padding-y:.85rem;--embed-padding-x:1rem;--embed-title-size:var(--text-base);--embed-desc-size:var(--text-meta);--embed-meta-size:var(--text-xs);--embed-thumbnail-width:180px;--embed-avatar-size:64px;--embed-border-hover:var(--color-item-border-hover);--embed-bg:var(--color-bg);--embed-bg-hover:var(--color-bg-secondary);--embed-border:var(--color-border);--embed-divider:rgba(0, 0, 0, .06);--button-padding-y:.7rem;--button-padding-x:1rem;--button-radius:var(--radius-md);--button-font-size:var(--text-base);--button-font-weight:500;--button-border:var(--color-border);--button-bg:var(--color-bg);--button-bg-hover:var(--color-bg-secondary);--button-text:var(--color-text);--button-secondary-bg:rgba(0, 0, 0, .03);--button-secondary-bg-hover:var(--color-item-bg-hover);--comments-status-padding-y:.95rem;--comments-status-padding-x:.95rem;--comments-status-gap:.875rem;--comments-status-icon-size:2rem;--comments-status-title-size:.9375rem;--comments-status-desc-size:.8125rem;--we-c-bg-alt:var(--color-bg-secondary);--we-c-border:var(--color-border);--at-color-main:var(--color-accent);--at-color-font:var(--color-text);--at-color-bg:var(--color-bg);--at-color-bg-grey:var(--color-bg-secondary);--at-color-bg-light:var(--color-bg-hover);--at-color-border:var(--color-border);--at-color-meta:var(--color-text-muted);--at-font-size:.9375rem}.dark{--color-bg:#0b0c0f;--color-bg-rgb:11, 12, 15;--color-bg-secondary:#13161b;--color-bg-tertiary:#171b21;--color-bg-hover:#1d2229;--color-bg-card:#101318;--color-code-bg:#171c24;--color-text:#f5f5f7;--color-text-secondary:#d2d2d7;--color-text-muted:#98989d;--color-text-tertiary:#7c7c80;--color-text-hover:#ffffff;--color-border:#2a3038;--color-item-border-hover:#3a4450;--color-item-bg-hover:#1d2229;--color-overlay:rgba(0, 0, 0, .42);--color-accent:#2997ff;--color-accent-rgb:41, 151, 255;--color-accent-secondary:#64d2ff;--color-accent-secondary-rgb:100, 210, 255;--color-topbar-bg:rgba(var(--color-bg-rgb), .78);--color-topbar-avatar-ring:rgba(255, 255, 255, .12);--color-topbar-ellipsis:#7c7c80;--color-topbar-link:#98989d;--color-topbar-link-active:var(--color-text);--color-topbar-title:var(--color-text);--color-search-bg:rgba(255, 255, 255, .05);--color-search-border-hover:var(--color-item-border-hover);--color-search-key-bg:rgba(var(--color-bg-rgb), .96);--color-sidebar-title:#8f8f95;--color-sidebar-link:var(--color-text-muted);--color-sidebar-link-hover:var(--color-text);--color-sidebar-hover-bg:#1d2229;--color-sidebar-active-text:var(--color-text);--color-sidebar-active-bg:rgba(var(--color-accent-rgb), .14);--color-aside-link:var(--color-text-muted);--prose-color:var(--color-text-secondary);--prose-heading-color:var(--color-text);--prose-link-hover:var(--color-accent);--prose-link-decoration:rgba(var(--color-accent-rgb), .34);--prose-link-decoration-hover:rgba(var(--color-accent-rgb), .7);--prose-link-internal-color:#7fb3ff;--prose-link-missing-color:#f0aaa2;--prose-link-missing-decoration:rgba(240, 170, 162, .48);--prose-link-missing-tooltip-bg:rgba(24, 28, 34, .96);--prose-link-external-icon:rgba(var(--color-accent-rgb), .82);--prose-strong-color:var(--color-text);--prose-em-color:#bcc2cf;--prose-del-color:#818896;--prose-mark-bg:rgba(var(--color-accent-rgb), .18);--prose-mark-color:var(--color-text);--prose-inline-code-bg:var(--color-code-bg);--prose-inline-code-color:var(--color-text);--prose-inline-code-border:rgba(148, 163, 184, .16);--prose-code-block-bg:#151a22;--prose-code-block-color:#f5f5f7;--prose-code-block-border:rgba(148, 163, 184, .14);--prose-code-toolbar-text:rgba(255, 255, 255, .48);--prose-code-toolbar-text-hover:rgba(255, 255, 255, .92);--prose-code-toolbar-bg:rgba(255, 255, 255, .07);--prose-code-toolbar-bg-hover:rgba(255, 255, 255, .14);--prose-code-success:#62b88d;--prose-quote-bg:rgba(148, 163, 184, .08);--prose-quote-border:rgba(148, 163, 184, .2);--prose-quote-color:#c7cbd4;--prose-quote-mark-color:rgba(148, 163, 184, .34);--prose-table-head-bg:rgba(255, 255, 255, .06);--discovery-card-bg:rgba(255, 255, 255, .035);--discovery-card-bg-hover:rgba(255, 255, 255, .06);--discovery-card-shadow:0 1px 2px rgba(0, 0, 0, .12);--discovery-card-shadow-hover:0 12px 28px rgba(0, 0, 0, .18);--embed-divider:rgba(255, 255, 255, .07);--button-border:rgba(255, 255, 255, .09);--button-bg:rgba(255, 255, 255, .025);--button-bg-hover:rgba(255, 255, 255, .06);--button-text:var(--color-text);--button-secondary-bg:rgba(255, 255, 255, .045);--button-secondary-bg-hover:rgba(255, 255, 255, .08);--shadow-hover:0 14px 30px rgba(0, 0, 0, .24)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{min-height:100vh;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:var(--text-base);line-height:1.65;display:flex;flex-direction:column}img{display:block;max-width:100%;height:auto}ul,ol{list-style:none}a{color:inherit;text-decoration:none;transition:color var(--transition-fast),background-color var(--transition-fast),border-color var(--transition-fast)}a:hover{color:var(--color-text-hover)}button,input,textarea,select{font:inherit}::selection{background:rgba(var(--color-accent-rgb),.14);color:inherit}}@layer components{.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--layout-gutter)}.site-shell{width:100%;max-width:var(--max-width);margin:0 auto;padding:var(--content-top-offset) var(--layout-gutter) 3rem;display:grid;grid-template-columns:var(--sidebar-width) minmax(0,1fr) var(--aside-width);gap:1.5rem}.site-main,.site-sidebar-column,.site-aside-column{min-width:0}.site-panel{border:1px solid var(--color-border);border-radius:0;background:0 0;box-shadow:none}.site-sticky{position:sticky;top:calc(var(--topbar-height) + var(--content-top-offset))}.site-sidebar-column .site-sticky,.site-aside-column .site-sticky,.site-main{padding-top:0}.card{display:block;padding:var(--card-padding-y) var(--card-padding-x);border:1px solid var(--color-border);border-radius:.625rem;background:var(--color-bg-card);transition:border-color var(--transition-base),transform var(--transition-base),background-color var(--transition-base),box-shadow var(--transition-base)}.card:hover{border-color:var(--color-item-border-hover);background:var(--color-bg-tertiary);transform:none;box-shadow:none}.card--subtle{box-shadow:none}.tag{display:inline-flex;align-items:center;gap:.35rem;min-height:var(--tag-height);padding:0 var(--tag-padding-x);border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-bg-tertiary);color:var(--color-text-muted);font-size:var(--tag-font-size)}.tag:hover{border-color:var(--color-item-border-hover);color:var(--color-text)}.label{font-size:var(--module-label-size);font-weight:500;letter-spacing:.04em;color:var(--color-text-tertiary)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media (max-width:1180px){.site-shell{grid-template-columns:var(--sidebar-width) minmax(0,1fr)}.site-aside-column{grid-column:2}.site-aside-column .site-sticky{position:static}}@media (max-width:1180px) and (min-width:768px){:root{--content-width:52rem}.container{padding:0 1.25rem}.site-shell{grid-template-columns:minmax(0,1fr);padding:1.5rem 1.25rem 3rem}.site-main{width:100%;max-width:var(--content-width);margin:0 auto}.site-sidebar-column{display:none}.site-aside-column{grid-column:1;width:100%;margin-top:1rem;padding-left:0}.site-aside-column .site-sticky{position:static;width:100%}.graph-widget-root{max-width:var(--content-width);margin:0 auto;width:100%}.graph-widget-container{height:clamp(380px,60vw,480px)!important}}@media (max-width:767px){:root{--content-width:100%}html.sidebar-open,body.sidebar-open{overflow:hidden;height:100%}.container{padding:0 1rem}.site-shell{grid-template-columns:minmax(0,1fr);padding:1rem}.graph-widget-root{display:none!important}.site-aside-column{grid-column:1;width:100%;margin-top:.75rem;padding-left:0}.site-aside-column .site-sticky{width:100%}.site-sidebar-column{position:fixed;inset:var(--topbar-height) auto 0 0;width:min(20rem,86vw);height:calc(100dvh - var(--topbar-height));z-index:40;background:var(--color-bg);opacity:0;visibility:hidden;pointer-events:none;transform:translate(-100%);overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;touch-action:pan-y;transition:transform var(--transition-base),opacity var(--transition-base),visibility 0s linear var(--transition-base);will-change:transform}.sidebar-open .site-sidebar-column{opacity:1;visibility:visible;pointer-events:auto;transform:translate(0);transition:transform var(--transition-base),opacity var(--transition-base),visibility 0s linear 0s}.site-sidebar-column .site-sticky{position:static;top:auto;padding-top:0}.site-sidebar-overlay{position:fixed;inset:var(--topbar-height)0 0;background:var(--color-overlay);opacity:0;pointer-events:none;transition:opacity var(--transition-base);z-index:30}.sidebar-open .site-sidebar-overlay{opacity:1;pointer-events:auto}}}@layer components{.topbar{position:sticky;top:0;z-index:60;min-height:var(--topbar-height);border-bottom:1px solid var(--color-border);background:var(--color-topbar-bg);backdrop-filter:saturate(180%) blur(12px)}.topbar__inner{position:relative;min-height:var(--topbar-height);display:flex;align-items:center;justify-content:flex-start;gap:1rem}.topbar__start,.topbar__end{display:flex;align-items:center;gap:.75rem}.topbar__start{position:absolute;left:0;top:50%;transform:translateY(-50%);justify-content:flex-start;width:1.9rem}.topbar__end{margin-left:auto}.topbar__menu,.topbar__icon{display:inline-flex;align-items:center;justify-content:center;width:1.9rem;height:1.9rem;border:0;border-radius:var(--radius-md);background:0 0;color:var(--color-text-tertiary);cursor:pointer;transition:background-color var(--transition-fast),color var(--transition-fast)}.topbar__menu:hover,.topbar__icon:hover{background:var(--color-bg-hover);color:var(--color-text-muted)}.topbar__menu{opacity:0;visibility:hidden;pointer-events:none}.topbar__brand{display:inline-flex;align-items:center;min-width:0}.topbar__brand-mark{display:inline-flex;align-items:center;gap:.55rem;min-width:0;-webkit-mask-image:linear-gradient(60deg,#000 25%,rgba(0,0,0,.2) 50%,#000 75%);mask-image:linear-gradient(60deg,#000 25%,#0003,#000 75%);-webkit-mask-size:400%;mask-size:400%;-webkit-mask-position:0;mask-position:0;transition:-webkit-mask-position 1s ease,mask-position 1s ease,opacity .15s ease}.topbar__avatar-shell{position:relative;display:inline-flex;width:1.78rem;height:1.78rem;overflow:hidden;border-radius:999px;flex:none;box-shadow:0 0 0 1px var(--color-topbar-avatar-ring)}.topbar__avatar{width:1.78rem;height:1.78rem;object-fit:cover;display:block}.topbar__title-group{display:inline-flex;align-items:flex-end;gap:.2rem;min-width:0}.topbar__title{font-size:.96rem;font-weight:600;line-height:1;color:var(--color-topbar-title);white-space:nowrap}.topbar__brand:hover .topbar__brand-mark{-webkit-mask-position:100%;mask-position:100%}.topbar__ellipsis{display:inline-flex;align-items:flex-end;gap:.11rem;flex:none;margin-left:.02rem;padding-bottom:.02rem}.topbar__ellipsis span{width:.12rem;height:.12rem;border-radius:999px;background:var(--color-topbar-ellipsis);animation:topbar-ellipsis 1.75s ease-in-out infinite}.topbar__ellipsis span:nth-child(2){animation-delay:.18s}.topbar__ellipsis span:nth-child(3){animation-delay:.36s}.topbar__ellipsis span:nth-child(4){animation-delay:.54s}.topbar__nav{display:flex;align-items:center;gap:.24rem}.topbar__link{min-height:2rem;padding:0 .56rem;display:inline-flex;align-items:center;border-radius:.35rem;color:var(--color-topbar-link);font-size:.9rem;font-weight:400;line-height:1}.topbar__link:hover,.topbar__link.is-active{color:var(--color-topbar-link-active)}.topbar__link.is-active{font-weight:500}.topbar__search{min-width:10.5rem;min-height:2.2rem;padding:0 .62rem;display:inline-flex;align-items:center;gap:.45rem;border:1px solid var(--color-border);border-radius:.5rem;background:var(--color-search-bg);color:var(--color-text-tertiary);cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast)}.topbar__search:hover{border-color:var(--color-search-border-hover);color:var(--color-text-muted)}.topbar__search-label{flex:1;text-align:left;font-size:.84rem}.topbar__search-key{padding:.05rem .3rem;border:1px solid var(--color-border);border-radius:.35rem;background:var(--color-search-key-bg);font-size:.625rem;line-height:1.2;color:var(--color-text-tertiary)}.topbar .icon-moon{display:none}@keyframes topbar-ellipsis{0%{opacity:.28;transform:translateY(0)}40%{opacity:1;transform:translateY(-.01rem)}to{opacity:.28;transform:translateY(0)}}.dark .topbar .icon-sun{display:none}.dark .topbar .icon-moon{display:block}.sidebar{height:auto;min-height:100%;display:flex;flex-direction:column;gap:1.05rem;padding:0 .05rem 1rem 0;overflow:visible}.sidebar__header{display:none}.sidebar__close{display:none;border:0;background:0 0;color:var(--color-text-muted);width:2rem;height:2rem;border-radius:999px;cursor:pointer}.sidebar__section{display:flex;flex-direction:column;gap:.3rem}.sidebar__section+.sidebar__section{padding-top:1.15rem}.sidebar__promo{display:block;position:relative;width:100%;max-width:calc(100% - 5rem);margin-top:.3rem;margin-left:0;border-radius:.8rem;overflow:hidden;transition:transform .22s ease,opacity .22s ease}.sidebar__promo:after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 18%,rgba(255,255,255,.08) 34%,rgba(255,255,255,.4) 48%,rgba(255,255,255,.08) 62%,transparent 78%);transform:translate(-150%);pointer-events:none}.sidebar__promo.is-shining:after{animation:sidebar-promo-shine 1.05s ease}.sidebar__promo:hover{transform:translateY(-2px);opacity:.94}.sidebar__promo-image{display:block;width:116%;height:auto;max-width:none;transform:translate(-12%)}@keyframes sidebar-promo-shine{0%{transform:translate(-150%);opacity:0}18%{opacity:1}to{transform:translate(150%);opacity:0}}@media (prefers-reduced-motion:reduce){.sidebar__promo,.sidebar__promo:hover{transform:none;opacity:1}.sidebar__promo.is-shining:after{animation:none}}.sidebar__title{font-size:.6875rem;font-weight:500;letter-spacing:.02em;color:var(--color-sidebar-title);padding:0 0 .18rem .1rem}.sidebar__list{display:flex;flex-direction:column;gap:.08rem}.sidebar__link{position:relative;display:block;padding:.42rem .72rem;border-radius:.5rem;max-width:calc(100% - 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table{width:100%;border-collapse:collapse;font-size:var(--prose-table-font-size)}.prose th,.prose td{padding:var(--prose-table-cell-padding-y) var(--prose-table-cell-padding-x);border-bottom:1px solid var(--color-border);text-align:left;vertical-align:top;line-height:var(--prose-table-line-height)}.prose th{font-weight:600;color:var(--prose-heading-color);background:var(--prose-table-head-bg)}.prose hr{border:0;border-top:1px solid var(--color-border)}}@layer components{.back-to-top{position:fixed;bottom:1.5rem;right:1.5rem;width:var(--btn-floating-size);height:var(--btn-floating-size);border-radius:50%;background:#fffc;backdrop-filter:blur(8px);border:1px solid rgba(0,0,0,.05);color:var(--color-text-muted);display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s cubic-bezier(.4,0,.2,1);z-index:900;box-shadow:0 4px 12px 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transparent;border-radius:6px;color:var(--prose-code-toolbar-text);cursor:pointer;opacity:0;transform:scale(.9);transition:all .2s cubic-bezier(.4,0,.2,1);z-index:20;padding:0}.copy-code-btn:hover{background:var(--prose-code-toolbar-bg-hover);border-color:#ffffff14;color:var(--prose-code-toolbar-text-hover);transform:scale(1)}.copy-code-btn.copied{color:var(--prose-code-success);opacity:1!important}.copy-code-btn.copied:hover{background:var(--prose-code-toolbar-bg-hover)}pre:hover .code-lang-label{opacity:0;transform:translateY(4px)}pre:hover .copy-code-btn{opacity:1;transform:scale(1);visibility:visible}}@layer components{#search-dialog{padding:0;background:0 0;border:0;max-width:100vw;max-height:100vh;width:100%;height:100%;position:fixed;z-index:1000}#search-dialog::backdrop{background:#0006;backdrop-filter:blur(4px)}.search-backdrop{position:absolute;inset:0;z-index:-1}.search-container{width:90%;max-width:600px;margin:10vh auto;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:0 12px 32px #0f172a14;overflow:hidden;display:flex;flex-direction:column;animation:search-slide-down .2s ease-out}@keyframes search-slide-down{0%{opacity:0;transform:translateY(-10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.dark .search-container{background:var(--color-bg-card);border-color:var(--color-border);box-shadow:0 16px 36px #00000047}.search-header{display:flex;align-items:center;padding:16px 20px;border-bottom:1px solid var(--color-border)}.search-icon{color:var(--color-text-tertiary);margin-right:12px}#search-input{flex:1;font-size:1.1rem;border:0;background:0 0;outline:0;color:var(--color-text);height:40px}.dark #search-input{color:var(--color-text)}#close-search{background:0 0;border:0;cursor:pointer;padding:8px;margin-right:-8px;color:var(--color-text-tertiary);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;transition:all .2s ease}#close-search:hover{background:var(--color-bg-secondary);color:var(--color-text)}.dark #close-search:hover{background:var(--color-item-bg-hover);color:var(--color-text)}.search-body{padding:16px;min-height:200px;max-height:500px;overflow-y:auto}.search-message{text-align:center;color:var(--color-text-muted);padding:40px 0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.hidden{display:none!important}.spinner{animation:search-spin 1s linear infinite;color:var(--color-accent)}@keyframes search-spin{to{transform:rotate(360deg)}}#search-results{list-style:none;padding:0;margin:0}.result-item{margin-bottom:12px}.result-item:last-child{margin-bottom:0}.result-item a{display:block;padding:14px 18px;border-radius:var(--radius-lg);background:var(--color-bg-card);border:1px solid var(--color-border);box-shadow:0 1px 2px #00000005;text-decoration:none;transition:all var(--transition-fast)}.result-item a:hover,.result-item a:focus{background:var(--color-bg-tertiary);border-color:var(--color-item-border-hover);box-shadow:0 6px 16px #0f172a0d;transform:translateY(-2px);outline:0}.result-title{font-weight:500;color:var(--color-text);margin-bottom:4px;font-size:1rem}.result-excerpt{font-size:.85rem;color:var(--color-text-secondary);display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5}#search-results mark{background:var(--prose-link-decoration);color:var(--color-text);font-weight:600;padding:0 .15em;border-radius:2px;box-decoration-break:clone;-webkit-box-decoration-break:clone}.search-footer{padding:10px 20px;background:var(--color-bg-secondary);border-top:1px solid var(--color-border);display:flex;gap:16px;font-size:.75rem;color:var(--color-text-muted);justify-content:flex-end}.footer-item{display:flex;align-items:center;gap:6px}.key{background:var(--color-bg-card);padding:2px 6px;border-radius:var(--radius-sm);border:1px solid var(--color-border);font-family:inherit;min-width:20px;text-align:center;box-shadow:0 1px 2px #0000000d}}@layer components{.reading-progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:9999;background:0 0;opacity:0;transition:opacity .3s ease;pointer-events:none}.reading-progress-bar{height:100%;width:0%;background:linear-gradient(90deg,rgba(var(--color-accent-secondary-rgb),.8),rgba(var(--color-accent-secondary-rgb),.5));transition:width .1s ease-out;border-radius:0 2px 2px 0}}