:root{--bg:#fdf8ec;--paper:#fffdf6;--bd:#e6d8b8;--tx:#3b3222;--dim:#786a52;--hd:#241d10;--ac:#e0573e;--ac2:#a83a26;--mw:980px}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Kaiti SC","STKaiti","PingFang SC","Noto Serif SC",serif;background:var(--bg);color:var(--tx);line-height:1.95;font-size:16px;
background-image:repeating-linear-gradient(0deg,transparent,transparent 31px,#e6d8b855 31px,#e6d8b855 32px)}
a{color:var(--ac2);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,h4{color:var(--hd);line-height:1.4;font-weight:700}
.wrap{max-width:var(--mw);margin:0 auto;padding:0 22px}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:12px;top:12px;background:var(--ac);color:#fff;padding:8px 14px}
.disclaimer-bar{background:#e0573e12;color:var(--ac2);font-size:13px;text-align:center;padding:8px 12px}
.site-header{background:var(--paper);border-bottom:2px dashed var(--bd)}
.nav{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;max-width:var(--mw);margin:0 auto;padding:15px 22px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--hd)}
.brand .dot{width:20px;height:20px;background:var(--ac);transform:rotate(12deg);border-radius:4px}
.nav-links{display:flex;gap:14px;flex-wrap:wrap}
.nav-links a{color:var(--dim);font-size:15px;padding:3px 2px;border-bottom:2px dotted transparent}
.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--ac2);border-color:var(--ac);text-decoration:none}
.hero{padding:50px 0 30px}
.badge{display:inline-block;background:#e0573e18;color:var(--ac2);padding:4px 14px;font-size:13px;transform:rotate(-1.2deg);margin-bottom:16px}
.hero h1{font-size:clamp(26px,4.6vw,42px);margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--ac);border-bottom:3px wavy solid var(--ac)}
.lead{color:var(--dim);max-width:620px;margin-bottom:22px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 24px;background:var(--ac);color:#fff;font-weight:700;font-size:15px;border-radius:3px;box-shadow:3px 3px 0 var(--ac2)}
.btn:hover{background:var(--ac2);color:#fff;text-decoration:none;box-shadow:1px 1px 0 var(--ac2)}
.btn-ghost{background:var(--paper);color:var(--ac2);border:1.5px dashed var(--ac);box-shadow:none}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:32px}
.stats div{background:var(--paper);border:1.5px dashed var(--bd);padding:16px 14px;text-align:center;transform:rotate(-.5deg)}
.stats div:nth-child(even){transform:rotate(.6deg)}
.stats h3{font-size:1.5rem;color:var(--ac2)}.stats p{color:var(--dim);font-size:.85rem}
.section{padding:42px 0}
.section h2{font-size:clamp(21px,3vw,30px);margin-bottom:10px}
.section h2::before{content:"✦ ";color:var(--ac)}
.section-sub{color:var(--dim);margin-bottom:22px;max-width:640px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:var(--paper);border:1.5px dashed var(--bd);padding:20px 22px;position:relative}
.card::before{content:"";position:absolute;top:-8px;left:24px;width:52px;height:16px;background:#e0573e30;transform:rotate(-3deg)}
.card h3{font-size:1.06rem;margin-bottom:8px;color:var(--ac2)}
.card p{color:var(--dim);font-size:.96rem}
.prose{background:var(--paper);border-left:5px solid var(--ac);padding:24px 26px}
.prose p{margin-bottom:14px;text-indent:2em}
.faq details{background:var(--paper);border-bottom:1.5px dashed var(--bd);padding:2px 6px}
.faq summary{cursor:pointer;padding:14px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"✎";color:var(--ac)}
.faq details[open] summary::after{content:"✔"}
.faq p{padding:0 0 16px;color:var(--dim)}
.topic-links{display:flex;gap:10px;flex-wrap:wrap}
.topic-links a{background:var(--paper);border:1.5px dashed var(--bd);padding:8px 16px;font-size:14px;color:var(--dim)}
.topic-links a:hover{border-color:var(--ac);color:var(--ac2);text-decoration:none}
.breadcrumb{font-size:13.5px;color:var(--dim);padding:18px 0 0}
.site-footer{background:var(--paper);border-top:2px dashed var(--bd);margin-top:26px;padding:36px 0 22px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:26px;margin-bottom:20px}
.footer-grid h4{font-size:15px;margin-bottom:10px}
.footer-grid a{display:block;color:var(--dim);font-size:14px;margin-bottom:6px}
.footer-bottom{border-top:1.5px dashed var(--bd);padding-top:16px;text-align:center;color:var(--dim);font-size:13px}
@media(max-width:820px){.stats{grid-template-columns:1fr 1fr}}