:root{--paper:#fff9ef;--white:#fffefa;--ink:#342f2a;--muted:#6c736d;--orange:#c96f35;--orange-dark:#a84f26;--sea:#d9e6e5;--green:#357265;--line:#e4d8c8;--font:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft JhengHei","PingFang TC",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.8}button,input{font:inherit}button,a,input{touch-action:manipulation}a{color:var(--orange-dark);text-underline-offset:4px}img{display:block;max-width:100%;height:auto}[hidden]{display:none!important}button{cursor:pointer}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #357265;outline-offset:4px}.skip-link{position:fixed;top:0;left:12px;z-index:100;transform:translateY(-110%);background:#fff;padding:10px 18px}.skip-link:focus{transform:translateY(0)}
.tutorial-header{position:sticky;top:0;z-index:15;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px max(24px,calc((100% - 1160px)/2));border-bottom:1px solid var(--line);background:rgba(255,249,239,.96);backdrop-filter:blur(12px)}.tutorial-brand{display:flex;align-items:center;gap:11px;flex-shrink:0;color:var(--ink);text-decoration:none}.tutorial-brand span{display:flex;flex-direction:column;line-height:1.3}.tutorial-brand b{font-size:20px;letter-spacing:.06em}.tutorial-brand small{font-size:9px;color:#817368;letter-spacing:.2em;margin-top:3px}.tutorial-header nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px}.tutorial-header nav a{display:flex;align-items:center;justify-content:center;padding:7px 13px;border-radius:30px;color:var(--ink);font-size:14px;text-decoration:none;white-space:nowrap;min-height:42px}.tutorial-header nav a:hover,.tutorial-header nav [aria-current=page]{background:#f1e7d8}.tutorial-header nav .manager-link{border:1px solid #cfbda7;color:var(--orange-dark)}
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.journey{padding:28px 30px 30px;background:#edf3ef;border:1px solid #d6e3dc;border-radius:22px;margin-bottom:52px}.journey h2,.library-heading h2{font-size:28px;line-height:1.4;margin:6px 0 24px;font-weight:650}.journey-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.journey-grid a{min-width:0;color:var(--ink);text-decoration:none;border-left:2px solid #c0d5ca;padding-left:20px}.journey-grid a:hover strong{color:var(--orange-dark)}.journey-grid span{display:block;font-size:12px;color:var(--green);font-weight:650;letter-spacing:.04em}.journey-grid strong{display:block;font-size:19px;line-height:1.5;margin:8px 0}.journey-grid small{display:block;font-size:13px;line-height:1.7;color:var(--muted)}
.article-library{scroll-margin-top:110px}.library-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}.library-heading h2{margin-bottom:0}.article-search{display:grid;gap:4px;width:310px;max-width:100%;font-size:12px;color:var(--muted)}.article-search input{width:100%;border:1px solid var(--line);border-radius:12px;background:#fff;padding:12px 15px;color:var(--ink);font-size:14px}.category-filters{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:22px}.category-filters button{min-height:42px;border:1px solid #d5c8b8;background:transparent;border-radius:30px;padding:6px 18px;font-size:13px;color:#665e55}.category-filters [aria-pressed=true]{border-color:var(--green);background:var(--green);color:#fff}.search-status{font-size:13px;color:var(--muted);margin:0 0 18px}.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.article-card{position:relative;min-width:0;display:flex;flex-direction:column;padding:28px;background:var(--white);border:1px solid var(--line);border-radius:20px;color:var(--ink);text-decoration:none;transition:transform .2s,border-color .2s,box-shadow .2s}.article-card:hover{transform:translateY(-3px);border-color:#ca9776;box-shadow:0 12px 25px #4639210a}.article-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:11px}.article-card-top>span{color:var(--green);background:#eaf2ec;padding:3px 8px;border-radius:20px}.article-card-top small{color:var(--muted)}.article-number{font-size:12px;color:#b69b80;letter-spacing:.12em;margin-top:24px}.article-card h3{font-size:22px;line-height:1.5;margin:8px 0 14px;font-weight:650}.article-card p{font-size:14px;line-height:1.85;margin:0 0 24px;color:var(--muted)}.article-card>strong{display:flex;align-items:center;justify-content:space-between;margin-top:auto;color:var(--orange-dark);font-size:13px}.article-card>strong span{font-size:20px}.search-empty{padding:32px;text-align:center;background:#fff;border:1px dashed var(--line);border-radius:20px}.demo-note{display:grid;grid-template-columns:250px minmax(0,1fr);gap:24px;padding:24px 0;margin:38px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);font-size:13px}.demo-note strong{color:#5e5a53}.demo-note p{margin:0}
.breadcrumbs{display:flex;gap:12px;color:var(--muted);font-size:13px;margin:30px 0}.breadcrumbs a{color:var(--muted)}.article-heading{max-width:900px;margin:0 auto 44px;text-align:center}.article-heading h1{font-size:clamp(31px,4vw,45px);line-height:1.4;margin:16px auto 20px;font-weight:650;letter-spacing:-.03em;max-width:850px;text-wrap:balance}.article-heading>p{max-width:760px;margin:0 auto;color:var(--muted);font-size:17px;line-height:1.85}.article-byline{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;font-size:12px;color:#83796c;margin-top:22px}.article-layout{display:grid;grid-template-columns:220px minmax(0,760px);gap:46px;justify-content:center;align-items:start}.article-sidebar{position:sticky;top:112px;min-width:0}.article-sidebar nav{display:flex;flex-direction:column;gap:9px;border-left:1px solid var(--line);padding-left:20px}.article-sidebar strong{font-size:13px;margin-bottom:8px;color:var(--green)}.article-sidebar nav a{color:var(--muted);font-size:13px;line-height:1.6;text-decoration:none;padding:4px 0}.article-sidebar nav a:hover{color:var(--orange-dark)}.sidebar-back{display:inline-block;margin-top:24px;padding:8px 0;font-size:13px}.article-body{min-width:0}.article-ready{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;padding:24px;border-radius:18px;background:#eaf1ed;border:1px solid #d6e3dc}.article-ready span{font-size:12px;color:var(--green);font-weight:700}.article-ready p{font-size:14px;line-height:1.75;margin:6px 0 0}.example-disclosure{font-size:12px;color:#877a68;margin:18px 4px 36px!important}.article-step{scroll-margin-top:110px;margin:0 0 46px;padding-bottom:30px;border-bottom:1px solid var(--line)}.article-step h2{font-size:25px;line-height:1.5;margin:0 0 22px;font-weight:650;text-wrap:balance}.article-step p{margin:16px 0;line-height:1.9;overflow-wrap:anywhere}.article-step li{margin:8px 0;line-height:1.9;overflow-wrap:anywhere}.article-step ul,.article-step ol{padding-left:26px;margin:20px 0}.article-step strong{font-weight:650}.article-step code{font-size:.88em;background:#f2e8da;padding:3px 6px;border-radius:5px;overflow-wrap:anywhere}.action-link{font-weight:650}.callout,.success-note{padding:18px 22px;margin:24px 0;border-radius:12px;background:#f5eadc;border-left:3px solid var(--orange);font-size:15px;line-height:1.85;overflow-wrap:anywhere}.success-note{background:#eaf2ed;border-color:var(--green);color:#315e55}.tutorial-figure{margin:28px 0;border:1px solid #decfbd;border-radius:17px;overflow:hidden;background:var(--sea)}.tutorial-figure>a{display:block;cursor:zoom-in}.tutorial-figure img{width:100%;height:auto}.tutorial-figure figcaption{padding:12px 16px;background:#f4ecdf;color:#7b6e60;font-size:12px;line-height:1.7}.tutorial-figure figcaption span{display:inline-block;margin-left:8px;color:var(--orange-dark)}.inline-links{display:flex;flex-wrap:wrap;align-items:center;gap:12px 22px;margin:24px 0}.inline-links a,.inline-links button{font-size:14px;font-weight:650}.inline-links button{border:1px solid #ccbaa4;border-radius:10px;background:transparent;padding:10px 15px;color:var(--orange-dark)}.source-note{font-size:12px;color:var(--muted)}.next-article{padding:26px;border-radius:18px;background:#edf3ef;border:1px solid #d6e3dc;margin-bottom:40px}.next-article>a{display:flex;gap:20px;align-items:center;justify-content:space-between;font-size:23px;line-height:1.5;margin:12px 0 24px;text-decoration:none;color:var(--ink)}.next-article>div{display:flex;flex-wrap:wrap;gap:12px 24px;font-size:13px}
.tutorial-support{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:30px;padding:36px 40px;margin:52px 0;border-radius:24px;background:var(--sea);border:1px solid #c8dcd6}.tutorial-support h2{font-size:28px;line-height:1.4;margin:7px 0 14px;font-weight:650}.tutorial-support p{max-width:650px;font-size:14px;color:#5b6b64;margin:0}.support-actions{display:grid;gap:10px;justify-items:stretch;min-width:190px;text-align:center}.support-actions>a:last-child{font-size:12px;padding:5px}.tutorial-footer{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px 24px;padding:26px 24px 36px;border-top:1px solid var(--line);color:#7b7265;font-size:12px}.tutorial-footer a{color:#7b7265}.image-dialog{border:1px solid #ddc9b1;border-radius:18px;padding:16px;background:var(--paper);color:var(--ink);max-width:min(96vw,1180px);max-height:92dvh;overflow:auto}.image-dialog::backdrop{background:#242a25bd;backdrop-filter:blur(4px)}.image-dialog-top{position:sticky;top:-16px;display:flex;align-items:center;justify-content:space-between;gap:14px;background:var(--paper);padding:0 0 12px;font-size:14px}.image-dialog-top button{border:1px solid #cfbda7;background:#fff9ef;color:var(--ink);border-radius:10px;padding:8px 16px;min-height:44px}.image-dialog img{max-width:100%;height:auto}.image-dialog p{font-size:12px;color:var(--muted);line-height:1.8;margin:14px 0 0}
@media(max-width:1000px){.journal-hero{gap:28px}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:180px minmax(0,1fr);gap:28px}.hero-actions .button{flex:1 1 200px}.demo-note{grid-template-columns:200px minmax(0,1fr)}}
@media(max-width:760px){html{scroll-padding-top:28px}.tutorial-header{position:relative;flex-direction:column;gap:12px;padding:14px 20px}.tutorial-header nav{justify-content:center}.tutorial-header nav a{padding:6px 11px;font-size:13px}.tutorial-main{width:calc(100% - 32px)}.journal-hero{grid-template-columns:1fr;padding:40px 0;gap:28px}.journal-hero h1{font-size:38px}.journal-hero p{font-size:16px}.hero-photo img{aspect-ratio:1.55}.journey{padding:24px;margin-bottom:38px}.journey-grid{grid-template-columns:1fr;gap:22px}.library-heading{align-items:stretch;flex-direction:column;gap:16px}.article-search{width:100%}.article-sidebar{position:static;margin:0 0 26px}.article-sidebar nav{padding:18px 20px;background:#f3ecdf;border-radius:16px;border:1px solid var(--line);gap:7px}.article-sidebar nav a{font-size:14px;padding:5px 0}.sidebar-back{display:none}.article-layout{display:block}.article-heading{margin-bottom:28px}.article-heading>p{font-size:16px}.article-ready{padding:20px;gap:16px}.article-step{scroll-margin-top:24px}.demo-note{grid-template-columns:1fr;gap:8px}.tutorial-support{grid-template-columns:1fr;padding:28px;gap:22px}.support-actions{grid-template-columns:1fr 1fr;min-width:0}.support-actions>a:last-child{grid-column:1/-1}.article-step h2{font-size:23px}}
@media(max-width:480px){.tutorial-brand b{font-size:18px}.tutorial-header nav{gap:3px}.tutorial-header nav a{padding:6px 10px;font-size:12px}.journal-hero h1{font-size:33px}.journal-hero small{font-size:11px}.article-grid{grid-template-columns:1fr}.article-card{padding:24px}.article-card h3{font-size:22px}.article-ready{grid-template-columns:1fr}.support-actions{grid-template-columns:1fr}.support-actions>a:last-child{grid-column:auto}.article-step h2{font-size:22px}.article-step p,.article-step li{font-size:15px}.callout,.success-note{padding:17px 18px;font-size:14px}.article-heading h1{font-size:31px}.article-byline{font-size:11px;gap:6px 14px}.tutorial-figure{margin:24px 0}.tutorial-figure figcaption{font-size:11px}.next-article>a{font-size:21px}.tutorial-support{padding:24px}.image-dialog{padding:12px}.category-filters button{padding:7px 14px}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .button{flex:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.article-card{transition:none}.article-card:hover{transform:none}}
.article-sidebar summary{cursor:pointer;font-size:14px;font-weight:650;color:var(--green);padding:14px 18px;border:1px solid var(--line);border-radius:12px;background:#f3ecdf;min-height:48px}
@media(min-width:761px){.article-sidebar summary{display:none}}
@media(max-width:760px){.article-sidebar details[open] summary{border-bottom-left-radius:0;border-bottom-right-radius:0}.article-sidebar nav{border-top:0;border-top-left-radius:0;border-top-right-radius:0}.article-sidebar nav strong{display:none}}
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