@charset "UTF-8";
:root{--red:#B93A32;--amber:#D98A3A;--ink:#252322;--paper:#FAF8F5;--soft:#F2EDE7;--body:#3B3836;--muted:#77716D;--accent:#E05A3F;--white:#fff;--line:#dfd7d0;--shadow:0 18px 45px rgba(65,38,30,.11);--radius:24px;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--body);font:16px/1.72 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font:inherit}p{margin:0 0 1em}h1,h2,h3{margin:0;color:var(--ink);line-height:1.2;letter-spacing:-.02em}h1{font-size:clamp(2.4rem,6vw,5.4rem)}h2{font-size:clamp(1.7rem,3vw,2.7rem)}h3{font-size:1.17rem}.skip-link{position:fixed;left:16px;top:-80px;z-index:9999;padding:10px 16px;background:var(--ink);color:white;border-radius:8px}.skip-link:focus{top:16px}.site-header{position:sticky;top:0;z-index:40;background:rgba(250,248,245,.93);border-bottom:1px solid rgba(185,58,50,.12);backdrop-filter:blur(12px)}.header-inner{width:min(var(--max),calc(100% - 40px));margin:auto;min-height:76px;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:14px 14px 14px 5px;background:var(--red);color:white;font-weight:900;font-size:18px;box-shadow:0 8px 20px rgba(185,58,50,.2)}.brand-copy{display:flex;flex-direction:column;line-height:1.2}.brand-copy strong{font-size:19px;color:var(--ink)}.brand-copy small{font-size:11px;color:var(--muted);margin-top:4px}.primary-nav{margin-left:auto;display:flex;gap:6px;align-items:center}.primary-nav a{padding:10px 12px;border-radius:12px;font-size:14px;color:#554f4c}.primary-nav a:hover,.primary-nav a[aria-current="page"]{background:var(--soft);color:var(--red)}.nav-toggle{display:none;margin-left:auto;border:0;background:var(--ink);color:white;border-radius:12px;padding:9px 12px}.hero-shell{width:min(var(--max),calc(100% - 40px));margin:30px auto 84px;display:grid;grid-template-columns:1.15fr .85fr;background:var(--soft);border:1px solid #eadfd5;border-radius:34px;overflow:hidden;box-shadow:var(--shadow)}.hero-copy{padding:clamp(36px,6vw,82px)}.eyebrow{display:inline-flex;color:var(--red);font-weight:800;font-size:12px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}.hero-copy h1{max-width:760px}.lead{font-size:clamp(1.05rem,1.7vw,1.28rem);max-width:780px;margin:26px 0;color:#544e4a}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 19px;border-radius:999px;font-weight:750;transition:.2s transform,.2s box-shadow}.btn:hover{transform:translateY(-2px)}.btn.primary{background:var(--red);color:white;box-shadow:0 10px 26px rgba(185,58,50,.22)}.btn.secondary{background:var(--ink);color:white}.btn.ghost{border:1px solid #cbbeb5;background:rgba(255,255,255,.65)}.btn.ghost-light{border:1px solid rgba(255,255,255,.45);color:white}.hero-facts{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:36px 0 0}.hero-facts div{border-top:1px solid #d8ccc3;padding-top:13px}.hero-facts dt{font-size:12px;color:var(--muted);margin-bottom:5px}.hero-facts dd{margin:0;font-size:14px;color:var(--ink);font-weight:650}.hero-visual{min-height:100%;background:linear-gradient(135deg,#bf5148,#d98a3a);position:relative}.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(37,35,34,.22))}.hero-visual img{width:100%;height:100%;object-fit:cover}.content-band{width:min(var(--max),calc(100% - 40px));margin:0 auto 92px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:28px}.section-heading>p{max-width:470px;color:var(--muted);margin:0}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.feature-card{padding:26px;border:1px solid var(--line);background:white;border-radius:20px}.feature-card--wide{grid-column:span 2;background:var(--ink);color:#e8e1dc;border-color:var(--ink)}.feature-card--wide h3{color:white;font-size:1.6rem}.feature-card h3{margin-bottom:12px}.feature-card p{color:#66605c}.feature-card--wide p{color:#c7bfba}.feature-card ul{padding-left:18px;margin:18px 0 0;color:#716a66}.feature-card--wide ul{color:#d7cfca}.pill{display:inline-block;padding:4px 9px;border-radius:999px;background:#f8ebe6;color:var(--red);font-size:11px;font-weight:800;margin-bottom:14px}.topic-index{width:min(var(--max),calc(100% - 40px));margin:0 auto 92px;display:grid;grid-template-columns:.78fr 1.22fr;gap:58px;align-items:start}.index-intro{position:sticky;top:110px}.index-intro p{color:var(--muted);font-size:1.05rem;margin:18px 0}.text-link{color:var(--red);font-weight:750}.topic-list{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.topic-list a{display:flex;justify-content:space-between;gap:20px;padding:20px 4px;border-bottom:1px solid var(--line);transition:.2s}.topic-list a:nth-child(odd){padding-right:18px}.topic-list a:nth-child(even){padding-left:18px}.topic-list a:hover{color:var(--red);padding-left:10px}.topic-list span{font-size:12px;color:var(--muted);white-space:nowrap}.split-panel{width:min(var(--max),calc(100% - 40px));margin:0 auto 92px;display:grid;grid-template-columns:1fr 1fr;background:#efe6de;border-radius:28px;overflow:hidden}.split-copy{padding:clamp(32px,6vw,70px)}.split-copy p{margin:20px 0;color:#665e59}.split-panel figure{margin:0;min-height:380px}.split-panel img{width:100%;height:100%;object-fit:cover}.submit-strip{width:min(var(--max),calc(100% - 40px));margin:0 auto 92px;background:var(--red);color:white;border-radius:28px;padding:clamp(28px,4vw,48px);display:grid;grid-template-columns:1fr 1.3fr auto;align-items:center;gap:30px}.submit-strip .eyebrow{color:#ffd3bc}.submit-strip h2{color:white}.submit-strip p{margin:0;color:#f6dcd6}.page-shell{width:min(var(--max),calc(100% - 40px));margin:32px auto 92px}.narrow-shell{width:min(900px,calc(100% - 40px))}.page-hero{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;min-height:420px;background:var(--soft);border-radius:30px;overflow:hidden;margin-bottom:38px}.page-hero>div{padding:clamp(34px,6vw,68px)}.page-hero h1{font-size:clamp(2.2rem,5vw,4.6rem)}.page-hero p{font-size:1.08rem;color:#625c58;margin:20px 0 0}.page-hero img{height:100%;width:100%;object-fit:cover;min-height:320px}.page-hero.compact{min-height:360px}.chip-nav{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 50px}.chip-nav a{display:flex;gap:7px;align-items:center;padding:9px 12px;border:1px solid var(--line);background:white;border-radius:999px;font-size:13px}.chip-nav a:hover{border-color:var(--red);color:var(--red)}.chip-nav span{font-size:10px;background:var(--soft);padding:2px 6px;border-radius:99px}.topic-section{scroll-margin-top:100px;margin:0 0 64px}.topic-section-head{display:flex;justify-content:space-between;align-items:end;padding-bottom:16px;border-bottom:2px solid var(--ink)}.count{color:var(--muted);font-size:13px}.article-list{display:grid}.article-row{display:grid;grid-template-columns:32px 1fr;gap:18px;padding:27px 0;border-bottom:1px solid var(--line)}.article-no{font-size:28px;color:var(--amber);line-height:1}.article-row h3{font-size:1.28rem;margin-bottom:8px}.article-row p{max-width:900px;color:#625d59}.article-row ul{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;list-style:none;padding:0;margin:16px 0 0}.article-row li{font-size:13px;background:var(--soft);padding:12px 13px;border-radius:12px}.prose-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 60px}.prose-grid article{padding:30px;background:white;border:1px solid var(--line);border-radius:20px}.prose-grid .number{font-weight:900;color:var(--amber);font-size:13px}.prose-grid h2{font-size:1.5rem;margin:8px 0 14px}.prose-grid p{color:#655f5b}.notice-panel{display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;background:var(--ink);color:#e5ddd8;border-radius:28px;overflow:hidden}.notice-panel img{height:100%;width:100%;object-fit:cover;min-height:330px}.notice-panel>div{padding:clamp(30px,5vw,60px)}.notice-panel h2{color:white}.notice-panel p{color:#c8c0bb;margin:18px 0}.steps{margin:0 0 60px}.steps ol{list-style:none;counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:0;margin:0}.steps li{counter-increment:step;padding:24px;background:white;border:1px solid var(--line);border-radius:18px}.steps li:before{content:"0" counter(step);display:block;color:var(--red);font-size:12px;font-weight:900;margin-bottom:30px}.steps strong{display:block;font-size:1.18rem;color:var(--ink);margin-bottom:10px}.steps p{font-size:14px;color:var(--muted);margin:0}.two-col-guide{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:0 0 56px}.two-col-guide article{padding:32px;border-radius:24px;background:#eee4dc}.two-col-guide article:last-child{background:#e9e5e0}.check-list{padding:0;list-style:none;margin:20px 0 0}.check-list li{position:relative;padding:10px 0 10px 27px;border-top:1px solid rgba(37,35,34,.12)}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--red);font-weight:900}.muted-list li:before{content:"·";font-size:24px;top:3px;color:var(--muted)}.submission-note{padding:32px;border-left:4px solid var(--amber);background:white}.submission-note h2{font-size:1.4rem;margin-bottom:12px}.simple-hero{padding:54px 0 38px;border-bottom:1px solid var(--line);margin-bottom:20px}.simple-hero h1{font-size:clamp(2.2rem,5vw,4.4rem);max-width:800px}.simple-hero p{margin-top:18px;color:var(--muted);font-size:1.1rem}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;list-style:none;padding:22px 42px 22px 0;font-weight:750;color:var(--ink);position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:4px;top:19px;color:var(--red);font-size:24px}.faq-list details[open] summary:after{content:"−"}.faq-list details p{padding:0 34px 20px 0;color:#68615d}.faq-visual{margin-top:50px;display:grid;grid-template-columns:.8fr 1.2fr;background:var(--soft);border-radius:24px;overflow:hidden;align-items:center}.faq-visual img{height:100%;width:100%;object-fit:cover;min-height:260px}.faq-visual div{padding:34px}.faq-visual h2{font-size:1.6rem}.faq-visual p{margin:14px 0 0}.site-footer{margin-top:80px;background:#282523;color:#c9c1bc}.footer-grid{width:min(var(--max),calc(100% - 40px));margin:auto;display:grid;grid-template-columns:1.5fr .7fr .8fr;gap:50px;padding:60px 0 42px}.footer-brand{color:white;font-size:24px}.footer-grid h2{color:white;font-size:14px;margin-bottom:14px}.footer-grid a{display:block;padding:4px 0;color:#ddd4cf;font-size:14px}.footer-grid a:hover{color:white}.footer-grid p{max-width:500px;color:#a9a09b}.footer-bottom{width:min(var(--max),calc(100% - 40px));margin:auto;border-top:1px solid #403b38;padding:18px 0 28px;display:flex;justify-content:space-between;color:#8f8783;font-size:12px}.muted{color:var(--muted)}
@media (max-width:980px){.primary-nav{position:fixed;left:20px;right:20px;top:76px;display:none;flex-direction:column;align-items:stretch;background:white;border:1px solid var(--line);border-radius:18px;padding:10px;box-shadow:var(--shadow)}.primary-nav.is-open{display:flex}.nav-toggle{display:block}.hero-shell,.page-hero{grid-template-columns:1fr}.hero-visual{max-height:420px}.feature-grid{grid-template-columns:1fr 1fr}.feature-card--wide{grid-column:span 2}.topic-index{grid-template-columns:1fr;gap:28px}.index-intro{position:static}.submit-strip{grid-template-columns:1fr}.article-row ul{grid-template-columns:1fr}.steps ol{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}}
@media (max-width:680px){.header-inner,.hero-shell,.content-band,.topic-index,.split-panel,.submit-strip,.page-shell,.footer-grid,.footer-bottom{width:min(100% - 24px,var(--max))}.header-inner{min-height:66px}.brand-copy small{display:none}.primary-nav{top:66px;left:12px;right:12px}.hero-shell{margin-top:14px;border-radius:22px}.hero-copy{padding:30px 22px}.hero-facts{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr}.feature-card--wide{grid-column:auto}.section-heading{display:block}.section-heading>p{margin-top:12px}.topic-list{grid-template-columns:1fr}.topic-list a:nth-child(n){padding-left:2px;padding-right:2px}.split-panel{grid-template-columns:1fr}.split-panel figure{min-height:250px}.submit-strip{border-radius:20px}.page-shell{margin-top:14px}.page-hero{border-radius:22px}.page-hero>div{padding:30px 22px}.prose-grid,.two-col-guide,.notice-panel,.faq-visual{grid-template-columns:1fr}.steps ol{grid-template-columns:1fr}.notice-panel img,.faq-visual img{min-height:220px}.footer-grid{grid-template-columns:1fr;gap:30px;padding-top:42px}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{flex-direction:column;gap:6px}.hero-actions .btn{width:100%}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}

.guide-index{columns:3;column-gap:16px;margin:0 0 56px}.guide-index a{break-inside:avoid;display:block;padding:10px 12px;margin:0 0 8px;background:white;border:1px solid var(--line);border-radius:12px;font-size:13px}.guide-index a:hover{border-color:var(--red);color:var(--red)}.guide-library{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}.guide-entry{scroll-margin-top:100px;background:white;border:1px solid var(--line);border-radius:20px;padding:28px}.guide-entry:nth-child(3n){background:var(--soft)}.guide-kicker{font-size:11px;font-weight:900;letter-spacing:.1em;color:var(--red);margin-bottom:10px}.guide-entry h2{font-size:1.45rem}.guide-entry>p{margin:14px 0;color:#69625e}.guide-entry ol{margin:18px 0;padding-left:20px}.guide-entry li{padding:6px 0}.back-top{font-size:12px;color:var(--red);font-weight:750}@media(max-width:760px){.guide-index{columns:1}.guide-library{grid-template-columns:1fr}.guide-entry{padding:22px}}