@font-face{font-family:PST Han SC;font-weight:400;src:local(PingFang SC Regular),local(PingFangSC-Regular),local(Hiragino Sans GB W3),local(HiraginoSansGB-W3),local(Microsoft YaHei),local(MicrosoftYaHei),local(Noto Sans CJK SC Regular),local(NotoSansCJKsc-Regular),local(Noto Sans SC Regular),local(NotoSansSC-Regular);unicode-range:U+2E80-303F,U+3040-33FF,U+3400-4DBF,U+4E00-9FFF,U+A960-A9DF,U+AC00-D7FF,U+F900-FAFF,U+FE10-FE4F,U+FF00-FFEF,U+20000-2FA1F}@font-face{font-family:PST Han SC;font-weight:500;src:local(PingFang SC Medium),local(PingFangSC-Medium),local(Hiragino Sans GB W3),local(HiraginoSansGB-W3),local(Microsoft YaHei),local(MicrosoftYaHei),local(Noto Sans CJK SC Medium),local(NotoSansCJKsc-Medium);unicode-range:U+2E80-303F,U+3040-33FF,U+3400-4DBF,U+4E00-9FFF,U+A960-A9DF,U+AC00-D7FF,U+F900-FAFF,U+FE10-FE4F,U+FF00-FFEF,U+20000-2FA1F}@font-face{font-family:PST Han SC;font-weight:700;src:local(PingFang SC Semibold),local(PingFangSC-Semibold),local(Hiragino Sans GB W6),local(HiraginoSansGB-W6),local(Microsoft YaHei Bold),local(MicrosoftYaHei-Bold),local(Noto Sans CJK SC Bold),local(NotoSansCJKsc-Bold),local(Noto Sans SC Bold),local(NotoSansSC-Bold);unicode-range:U+2E80-303F,U+3040-33FF,U+3400-4DBF,U+4E00-9FFF,U+A960-A9DF,U+AC00-D7FF,U+F900-FAFF,U+FE10-FE4F,U+FF00-FFEF,U+20000-2FA1F}@font-face{font-family:PST Han TC;font-weight:400;src:local(PingFang TC Regular),local(PingFangTC-Regular),local(Heiti TC Medium),local(STHeitiTC-Medium),local(Heiti TC Light),local(STHeitiTC-Light),local(Microsoft JhengHei),local(MicrosoftJhengHei),local(Noto Sans CJK TC Regular),local(NotoSansCJKtc-Regular),local(Noto Sans TC Regular),local(NotoSansTC-Regular);unicode-range:U+2E80-303F,U+3040-33FF,U+3400-4DBF,U+4E00-9FFF,U+A960-A9DF,U+AC00-D7FF,U+F900-FAFF,U+FE10-FE4F,U+FF00-FFEF,U+20000-2FA1F}@font-face{font-family:PST Han TC;font-weight:500;src:local(PingFang TC Medium),local(PingFangTC-Medium),local(Heiti TC Medium),local(STHeitiTC-Medium),local(Microsoft JhengHei),local(MicrosoftJhengHei),local(Noto Sans CJK TC Medium),local(NotoSansCJKtc-Medium);unicode-range:U+2E80-303F,U+3040-33FF,U+3400-4DBF,U+4E00-9FFF,U+A960-A9DF,U+AC00-D7FF,U+F900-FAFF,U+FE10-FE4F,U+FF00-FFEF,U+20000-2FA1F}@font-face{font-family:PST Han TC;font-weight:700;src:local(PingFang TC Semibold),local(PingFangTC-Semibold),local(Heiti TC Medium),local(STHeitiTC-Medium),local(Microsoft JhengHei Bold),local(MicrosoftJhengHei-Bold),local(Noto Sans CJK TC Bold),local(NotoSansCJKtc-Bold),local(Noto Sans TC Bold),local(NotoSansTC-Bold);unicode-range:U+2E80-303F,U+3040-33FF,U+3400-4DBF,U+4E00-9FFF,U+A960-A9DF,U+AC00-D7FF,U+F900-FAFF,U+FE10-FE4F,U+FF00-FFEF,U+20000-2FA1F}:root{--paper:#fff7ec;--paper-2:#fffdf8;--panel:#fff;--ink:#2a2119;--ink-soft:#6d5f51;--ink-faint:#94867a;--line:#ecdfd0;--line-strong:#dfcdb8;--brand:#ef6f3c;--brand-dark:#cf5320;--brand-soft:#ffe7d8;--teal:#1f8a8a;--teal-soft:#e2f2f0;--amber:#f6b73c;--amber-soft:#fdf1d5;--mint:#eef6ee;--shadow-sm:0 1px 2px #3b28160f, 0 6px 16px #3b28160d;--shadow-md:0 2px 4px #3b28160f, 0 18px 40px #3b281617;--radius:16px;--radius-sm:10px;--cjk:"PST Han SC";--cjk-display:var(--cjk);--display:ui-rounded, "SF Pro Rounded", var(--cjk-display), "Hiragino Maru Gothic ProN", "Segoe UI Variable", system-ui, sans-serif;--body:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", var(--cjk), "Hiragino Kaku Gothic ProN", "Microsoft YaHei", sans-serif;--mono:ui-monospace, "SFMono-Regular", Menlo, Consolas, var(--cjk), monospace;--wrap:1140px}html:lang(zh-TW){--cjk:"PST Han TC"}html:lang(ja){--cjk:"Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", "Noto Sans CJK JP";--cjk-display:"Hiragino Maru Gothic ProN", "Hiragino Sans", "Yu Gothic"}html:lang(ko){--cjk:"Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans CJK KR", "Noto Sans KR"}*,:before,:after{box-sizing:border-box}html{background:var(--paper);scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:96px}body{background:var(--paper);color:var(--ink);font-family:var(--body);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.65}h1,h2,h3,h4{font-family:var(--display);letter-spacing:-.01em;margin:0 0 8px;line-height:1.2}h1{font-size:clamp(28px,4.4vw,44px)}h2{font-size:clamp(21px,2.6vw,28px)}h3{font-size:18px}p{margin:0 0 14px}a{color:inherit;text-decoration:none}a:hover{color:var(--brand-dark)}ul,ol{margin:0 0 14px;padding-left:20px}li{margin-bottom:6px}img,svg{max-width:100%}code{font-family:var(--mono);background:var(--brand-soft);border:1px solid var(--line-strong);border-radius:6px;padding:1px 6px;font-size:.94em}strong b,b{color:var(--ink)}:focus-visible{outline:3px solid var(--teal);outline-offset:2px;border-radius:4px}.site-shell{flex-direction:column;min-height:100vh;display:flex}.skip-link{background:var(--panel);border-radius:0 0 var(--radius-sm) 0;padding:10px 16px;position:absolute;top:0;left:-9999px}.skip-link:focus{z-index:30;left:0}.site-header{z-index:20;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);background:#fffdf8f0;position:sticky;top:0}.header-inner{width:min(var(--wrap), calc(100% - 40px));align-items:center;gap:18px;margin-inline:auto;padding:10px 0;display:flex}.brand{flex:none;align-items:center;gap:10px;display:inline-flex}.brand-mark{background:linear-gradient(150deg, var(--brand), var(--amber));width:40px;height:40px;box-shadow:var(--shadow-sm);border-radius:12px;place-items:center;display:grid}.brand-mark svg{fill:#fff;width:26px;height:26px}.brand-text strong{font-family:var(--display);letter-spacing:-.01em;font-size:17px;display:block}.brand-text small{color:var(--ink-faint);letter-spacing:.09em;text-transform:uppercase;font-size:11px;display:block}.main-nav{flex-wrap:wrap;align-items:center;gap:2px;margin-left:auto;display:flex}.main-nav a{color:var(--ink-soft);white-space:nowrap;border-radius:999px;padding:7px 11px;font-size:13.5px;font-weight:500}.main-nav a:hover{background:var(--brand-soft);color:var(--brand-dark)}.main-nav a[aria-current=page]{background:var(--ink);color:#fff}.header-side{align-items:center;gap:10px;display:flex}.version-chip{background:var(--teal-soft);color:#146b6b;letter-spacing:.01em;border:1px solid #bfe0dd;border-radius:999px;align-items:center;padding:4px 11px;font-size:12px;font-weight:600;display:inline-flex}.lang-switch{position:relative}.lang-switch summary{border:1px solid var(--line-strong);background:var(--panel);cursor:pointer;border-radius:999px;align-items:center;gap:6px;padding:6px 11px;font-size:13px;font-weight:600;list-style:none;display:inline-flex}.lang-switch summary::-webkit-details-marker{display:none}.lang-caret{color:var(--ink-faint);font-size:10px}.lang-menu{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);min-width:208px;max-height:70vh;box-shadow:var(--shadow-md);margin:0;padding:6px;list-style:none;position:absolute;top:calc(100% + 8px);right:0;overflow:auto}.lang-menu li{margin:0}.lang-menu a{border-radius:8px;justify-content:space-between;gap:12px;padding:8px 10px;font-size:14px;display:flex}.lang-menu a:hover{background:var(--paper)}.lang-menu a.is-current{background:var(--ink);color:#fff}.lang-menu small{color:var(--ink-faint)}.lang-menu a.is-current small{color:#e8dccd}main{flex:1 0 auto}.hero,.stat-strip,.resources,.updates,.sources,.article,.breadcrumb,.footer-inner,.footer-bottom{width:min(var(--wrap), calc(100% - 40px));margin-inline:auto}.hero{grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);align-items:start;gap:34px;padding:54px 0 34px;display:grid}.hero-kicker{color:var(--ink-faint);letter-spacing:.06em;text-transform:uppercase;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;font-size:12.5px;display:flex}.hero h1{margin-bottom:12px}.hero-deck{color:var(--ink-soft);max-width:60ch;font-size:18px}.hero-actions{flex-wrap:wrap;gap:12px;margin:22px 0 14px;display:flex}.button{border:1px solid #0000;border-radius:999px;align-items:center;gap:8px;padding:12px 22px;font-size:15px;font-weight:650;transition:transform .14s,box-shadow .14s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-sm)}.button-primary:hover{background:var(--brand-dark);color:#fff}.button-quiet{background:var(--panel);border-color:var(--line-strong);color:var(--ink)}.hero-note{color:var(--ink-faint);max-width:56ch;font-size:13px}.hero-facts{gap:14px;display:grid}.hero-card{background:linear-gradient(140deg, #fff, var(--amber-soft));border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:18px 20px}.hero-card-label{color:var(--ink-faint);letter-spacing:.08em;text-transform:uppercase;font-size:12px;display:block}.hero-card strong{font-family:var(--display);font-size:34px;line-height:1.15;display:block}.hero-card-foot{color:var(--ink-soft);font-size:13px}.hero-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.hero-list li{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);justify-content:space-between;gap:14px;padding:9px 14px;font-size:14px;display:flex}.hero-list span{color:var(--ink-faint)}.stat-strip{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:0 auto 10px;padding:0;list-style:none;display:grid}.stat-strip li{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);margin:0;padding:12px 14px}.stat-strip strong{font-family:var(--display);font-size:20px;display:block}.stat-strip span{color:var(--ink-faint);font-size:12.5px}.resources,.updates{padding:36px 0 8px}.section-intro{max-width:68ch;margin-bottom:20px}.section-intro p{color:var(--ink-soft)}.resource-group{margin-bottom:28px}.group-title{letter-spacing:.08em;text-transform:uppercase;color:var(--teal);align-items:center;gap:8px;margin-bottom:12px;font-size:15px;display:inline-flex}.card-grid{grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.guide-card{margin:0}.guide-card a{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);height:100%;box-shadow:var(--shadow-sm);flex-direction:column;gap:8px;padding:18px;transition:transform .15s,box-shadow .15s,border-color .15s;display:flex}.guide-card a:hover{box-shadow:var(--shadow-md);border-color:var(--line-strong);transform:translateY(-2px)}.guide-card h3{margin:0}.guide-card p{color:var(--ink-soft);-webkit-line-clamp:4;-webkit-box-orient:vertical;margin:0;font-size:14px;display:-webkit-box;overflow:hidden}.card-code{font-family:var(--mono);letter-spacing:.1em;color:var(--brand-dark);font-size:11px}.card-cta{color:var(--teal);margin-top:auto;font-size:13.5px;font-weight:600}.update-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.update-list li{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);grid-template-columns:132px minmax(0,1fr) 104px;align-items:baseline;gap:16px;margin:0;padding:14px 18px;display:grid}.update-kind{letter-spacing:.08em;text-transform:uppercase;color:var(--brand-dark);font-size:12px}.update-list p{color:var(--ink-soft);margin:4px 0 0;font-size:14px}.update-list time{font-family:var(--mono);color:var(--ink-faint);text-align:right;font-size:12px}.sources{border-top:1px solid var(--line);margin-top:34px;padding:26px 0 46px}.sources h2{font-size:17px}.source-links{flex-wrap:wrap;gap:8px 18px;padding:0;list-style:none;display:flex}.source-links a{color:var(--teal);text-underline-offset:3px;font-size:14px;-webkit-text-decoration:underline #bfe0dd;text-decoration:underline #bfe0dd}.sources p{color:var(--ink-faint);max-width:78ch;font-size:13px}.article-main{padding-bottom:20px}.breadcrumb{padding:18px 0 0;font-size:13.5px}.breadcrumb a{color:var(--teal)}.article-header{padding:14px 0 6px}.meta-row{color:var(--ink-faint);flex-wrap:wrap;align-items:center;gap:8px 14px;margin-bottom:8px;font-size:13px;display:flex}.category-chip{background:var(--brand-soft);color:var(--brand-dark);border-radius:999px;padding:3px 10px;font-weight:600}.version-line{color:var(--ink-soft);font-weight:600}.meta-item{font-family:var(--mono);font-size:12px}.article-tags{color:var(--ink-faint);flex-wrap:wrap;align-items:center;gap:6px;margin:0;font-size:12.5px;display:flex}.tag{background:var(--paper-2);border:1px solid var(--line);border-radius:999px;padding:2px 9px}.article-intro{color:var(--ink-soft);max-width:76ch;margin:16px 0 22px;font-size:18px}.facts{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px;margin:0 0 26px;display:grid}.fact{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:11px 14px}.fact dt{color:var(--ink-faint);letter-spacing:.07em;text-transform:uppercase;font-size:11.5px}.fact dd{margin:2px 0 0;font-size:14.5px;font-weight:600}.fact.is-unconfirmed{background:var(--amber-soft);border-color:#f0dca6}.article-body{grid-template-columns:226px minmax(0,1fr);align-items:start;gap:34px;padding-top:8px;display:grid}.toc{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;font-size:14px;position:sticky;top:92px}.toc h2{letter-spacing:.09em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:8px;font-size:12px}.toc ol{margin:0;padding-left:18px}.toc li{margin-bottom:5px}.toc a{color:var(--ink-soft)}.toc a:hover{color:var(--brand-dark)}.report-content{min-width:0}.report-section{border-bottom:1px solid var(--line);margin-bottom:26px;padding-bottom:20px}.report-section:last-child{border-bottom:none}.section-head{align-items:flex-start;gap:14px;margin-bottom:12px;display:flex}.section-index{background:var(--ink);color:#fff;width:34px;height:34px;font-family:var(--mono);border-radius:11px;flex:none;place-items:center;font-size:13px;display:grid}.section-kicker{letter-spacing:.1em;text-transform:uppercase;color:var(--brand-dark);font-size:11.5px;display:block}.section-titles h2{margin:2px 0 0}.report-content p,.report-content li{color:#3c3128}.report-list{gap:7px;display:grid}.report-list-numbered{padding-left:22px}.step-list{counter-reset:step;gap:12px;padding:0;list-style:none;display:grid}.step-list li{counter-increment:step;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-sm);margin:0;padding:14px 16px 14px 54px;position:relative}.step-list li:before{content:counter(step);background:var(--teal);color:#fff;width:26px;height:26px;font-family:var(--mono);border-radius:50%;place-items:center;font-size:12px;display:grid;position:absolute;top:14px;left:14px}.step-list b{display:block}.step-list span{color:var(--ink-soft);font-size:14.5px}.table-wrap{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);margin:0 0 16px;overflow-x:auto}.report-table{border-collapse:collapse;width:100%;min-width:480px;font-size:14.5px}.report-table th,.report-table td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:10px 14px}.report-table th{background:var(--paper);letter-spacing:.07em;text-transform:uppercase;color:var(--ink-soft);font-size:12px}.report-table tr:last-child td{border-bottom:none}.callout{border-radius:var(--radius-sm);border-left:4px solid var(--teal);background:var(--teal-soft);margin:0 0 16px;padding:14px 16px}.callout-label{letter-spacing:.1em;text-transform:uppercase;color:#146b6b;margin-bottom:4px;font-size:11.5px;display:block}.callout p:last-child{margin-bottom:0}.callout-note{border-left-color:var(--brand);background:var(--brand-soft)}.callout-note .callout-label{color:var(--brand-dark)}.callout-warn{background:var(--amber-soft);border-left-color:#c9902a}.callout-warn .callout-label{color:#8a6414}.unconfirmed-line{border-radius:var(--radius-sm);background:var(--amber-soft);border:1px dashed #e3c682;padding:10px 14px;font-size:14px}.faq,.related{border-top:1px solid var(--line);margin:34px 0 0;padding-top:22px}.faq-list{gap:10px;margin-top:12px;display:grid}.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px 18px}.faq-item h3{margin-bottom:5px;font-size:16.5px}.faq-item p{color:var(--ink-soft);margin:0;font-size:14.5px}.related .card-grid{margin-top:12px}.site-footer{border-top:1px solid var(--line);background:var(--paper-2);margin-top:40px}.footer-inner{grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:26px;padding:34px 0 22px;display:grid}.footer-brand p{color:var(--ink-soft);max-width:42ch;font-size:14px}.footer-checked{color:var(--ink-faint);font-family:var(--mono);font-size:12px}.footer-column{flex-direction:column;gap:6px;font-size:14px;display:flex}.footer-label{letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:4px;font-size:11.5px}.footer-column a{color:var(--ink-soft)}.footer-note{color:var(--ink-faint);font-size:12.5px}.footer-bottom{border-top:1px solid var(--line);padding:14px 0 26px}.footer-bottom p{color:var(--ink-faint);max-width:96ch;margin:0 0 4px;font-size:12.5px}@media (max-width:1080px){.hero{grid-template-columns:minmax(0,1fr);padding-top:40px}.article-body{grid-template-columns:minmax(0,1fr);gap:20px}.toc{position:static}.toc ol{column-count:2}.footer-inner{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:860px){.header-inner{flex-wrap:wrap;gap:10px}.main-nav{order:3;width:100%;margin-left:0;padding-bottom:4px;overflow-x:auto}.header-side{margin-left:auto}.update-list li{grid-template-columns:minmax(0,1fr);gap:6px}.update-list time{text-align:left}}@media (max-width:620px){.hero,.stat-strip,.resources,.updates,.sources,.article,.breadcrumb,.footer-inner,.footer-bottom{width:calc(100% - 28px)}.brand-text small{display:none}.toc ol{column-count:1}.footer-inner,.card-grid{grid-template-columns:minmax(0,1fr)}}
