/* 教程页沿用本站暖白与橙色，正文保持清晰的阅读层级。 */
:root{--paper:#fffdf9;--ink:#211d19;--muted:#726a62;--line:#e8ddd0;--orange:#fa8b43;--accent:#b64e1b}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.7}a{color:var(--accent);text-underline-offset:4px}img,video{max-width:100%;display:block}figure{margin:0}.container{width:min(1160px,calc(100% - 48px));margin:auto}.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none;font-weight:900;line-height:1.1;letter-spacing:-.03em}.brand img{border-radius:10px}.brand small{display:block;font-size:10px;letter-spacing:.18em;color:#e8ac7c;margin-top:6px}.button{display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:12px 22px;background:var(--orange);color:var(--ink);border-radius:10px;font-weight:800;text-decoration:none;line-height:1.4}.button:hover{background:#ff9a58}.skip-link{position:absolute;left:12px;top:-100px;background:white;padding:12px;z-index:10}.skip-link:focus{top:12px}:focus-visible{outline:3px solid #bb591e;outline-offset:5px}.guide-hero{padding:28px 0 68px}.breadcrumbs{display:flex;gap:10px;font-size:13px;color:var(--muted);margin-bottom:40px}.breadcrumbs a{color:var(--muted)}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:80px;align-items:center}.eyebrow{font-weight:800;color:var(--accent);font-size:11px;text-transform:uppercase;letter-spacing:.16em;margin:0 0 18px}h1{font-size:clamp(2.5rem,4.3vw,3.8rem);line-height:1.08;letter-spacing:-.05em;margin:0 0 24px;max-width:800px}.lede{font-size:18px;line-height:1.7;color:var(--muted);margin:0;max-width:660px}.actions{display:flex;gap:24px;flex-wrap:wrap;align-items:center;margin-top:28px}.text-link{font-weight:700}.hero-example video,.hero-example img{width:100%;height:auto;aspect-ratio:9/16;object-fit:cover;border-radius:15px;background:var(--ink)}figcaption{font-size:12px;color:var(--muted);line-height:1.6;margin-top:12px}.reading-layout{display:grid;grid-template-columns:220px minmax(0,740px);gap:70px;border-top:1px solid var(--line);padding-top:55px;padding-bottom:80px}.contents{align-self:start;position:sticky;top:28px}.contents nav{display:grid;gap:12px}.contents .eyebrow{margin-bottom:5px}.contents a{color:var(--muted);font-size:13px;text-decoration:none;line-height:1.4}.contents a:hover{color:var(--accent)}.article{min-width:0;font-size:16px}.article section{margin-bottom:58px;scroll-margin-top:28px}.article h2{font-size:30px;line-height:1.2;letter-spacing:-.03em;margin:0 0 22px}.article h3{font-size:19px;line-height:1.4;letter-spacing:-.02em;margin:0 0 10px}.article p{margin:0 0 18px;color:#514a43}.article ul{padding-left:22px}.article li{margin-bottom:15px}.photo-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:28px 0}.photo-pair img{width:100%;height:250px;object-fit:contain;background:#f5eee5;border-radius:10px}.photo-pair span{display:block;font-size:13px;font-weight:700;margin-top:8px}.photo-pair figcaption{grid-column:1/-1;margin-top:0}.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:12px;margin:26px 0}table{border-collapse:collapse;width:100%;font-size:14px;min-width:500px;text-align:left}caption{text-align:left;font-size:12px;color:var(--muted);padding:14px 18px;border-bottom:1px solid var(--line)}th,td{padding:13px 18px;border-bottom:1px solid var(--line);vertical-align:top}thead{background:#f8f0e7}tbody th{font-weight:600;width:23%}tr:last-child td,tr:last-child th{border-bottom:0}.steps{list-style:none;counter-reset:step;padding:0;margin:30px 0}.steps li{counter-increment:step;position:relative;padding:0 0 24px 56px;margin:0}.steps li:before{content:counter(step);position:absolute;left:0;top:0;width:34px;height:34px;display:grid;place-items:center;background:#ffe5ce;color:#a74719;border-radius:50%;font-weight:800;font-size:14px}.steps li:last-child{padding-bottom:0}.steps p{margin:0}.choice{padding:24px 0;border-top:1px solid var(--line)}.choice:last-child{border-bottom:1px solid var(--line)}.wide-figure{margin:28px 0}.wide-figure img{width:100%;max-height:380px;object-fit:contain;background:#f8eee3;border-radius:12px}.faq details{border-bottom:1px solid var(--line);padding:18px 0}.faq summary{cursor:pointer;font-weight:700;line-height:1.5}.faq details p{margin:14px 0 0}.article-cta{padding:30px 0;border-top:3px solid var(--orange);margin-top:60px}.article-cta .eyebrow{margin-bottom:14px}.site-footer{background:var(--ink);color:#d3c7ba;padding:42px 0;font-size:13px}.footer-top{display:grid;gap:25px}.site-footer nav{display:flex;gap:15px 24px;flex-wrap:wrap}.site-footer nav a{color:#d3c7ba;text-decoration:none}.site-footer p{color:#a99b8d;max-width:640px}.site-footer .brand{color:#fff}
@media(max-width:900px){.hero-grid{gap:32px;grid-template-columns:minmax(0,1fr) 230px}.reading-layout{grid-template-columns:180px minmax(0,1fr);gap:35px}}
@media(max-width:640px){.container{width:calc(100% - 36px)}.breadcrumbs{margin-bottom:30px;font-size:12px}.guide-hero{padding-bottom:38px}.hero-grid{grid-template-columns:1fr;gap:30px}h1{font-size:2.6rem}.lede{font-size:16px}.hero-example{width:230px;margin:auto}.actions{gap:18px}.reading-layout{grid-template-columns:1fr;gap:38px;padding-top:30px;padding-bottom:35px}.contents{position:static}.contents nav{display:flex;flex-wrap:wrap;gap:12px 20px}.contents .eyebrow{width:100%}.article h2{font-size:26px}.article section{margin-bottom:42px}.photo-pair{gap:12px}.photo-pair img{height:180px}.steps li{padding-left:46px}.site-footer{padding:32px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* Blog 文章卡片统一封面尺寸，保留竖屏截图的完整画面。 */
.blog-main{padding-top:28px;padding-bottom:80px}.blog-intro{padding:28px 0 48px;max-width:780px}.blog-intro h1{margin-bottom:20px}.blog-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}.blog-entry{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#fffaf4;transition:border-color .2s,box-shadow .2s}.blog-entry:hover{border-color:#dba77d;box-shadow:0 8px 24px #5931190a}.blog-image{display:block;background:#df893e;overflow:hidden;border-bottom:1px solid var(--line)}.blog-image img{width:100%;height:260px;object-fit:contain;background:#df893e}.blog-entry>div{display:flex;flex-direction:column;flex:1;padding:25px 25px 27px}.blog-entry h2{font-size:1.45rem;line-height:1.3;letter-spacing:-.03em;margin:0 0 16px}.blog-entry h2 a{color:var(--ink);text-decoration:none}.blog-entry h2 a:hover{color:var(--accent)}.blog-entry .eyebrow{margin-bottom:12px}.blog-entry p:not(.eyebrow){color:var(--muted);font-size:14px;line-height:1.7;margin:0 0 24px}.blog-entry .text-link{margin-top:auto;align-self:flex-start;font-size:14px}@media(max-width:900px){.blog-list{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.blog-main{padding-bottom:45px}.blog-intro{padding:10px 0 30px}.blog-list{grid-template-columns:1fr;gap:24px}.blog-entry h2{font-size:1.5rem}.blog-entry>div{padding:23px}.blog-image img{height:280px}}@media(prefers-reduced-motion:reduce){.blog-entry{transition:none}}

.blog-image--tutorial,.blog-image--tutorial img{background:#fff7ed}