:root{--orange:#FF8A00;--gold:#FFC44D;--active:#C45A12;--ink:#1A1A1A;--body:#333;--sub:#666;--light:#F6F7F9;--line:rgba(0,0,0,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--body);font:16px/1.78 Arial,"PingFang SC","Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}a:hover{color:var(--active)}button{font:inherit;cursor:pointer}img{max-width:100%}.container{width:min(100% - 48px,1100px);margin-inline:auto}.skip-link{position:absolute;top:-90px;left:12px;z-index:20000;background:#fff;padding:8px}.skip-link:focus{top:5px}.site-header{background:#fff;border-bottom:1px solid var(--line)}.header-top{height:70px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;flex-shrink:0;min-width:115px}.brand img{height:34px;width:auto;object-fit:contain}.brand strong{font-size:27px;font-weight:900;color:#1a1a1a;line-height:1.1}.brand strong span{color:var(--active)}.brand-copy{display:flex;flex-direction:column;line-height:1.4;gap:3px}.brand-copy b{font-size:17px;letter-spacing:.14em}.brand-copy small{font-size:12px;color:var(--sub)}.register-link{margin-left:auto;display:flex;align-items:center;justify-content:center;min-width:94px;height:42px;padding:0 22px;background:linear-gradient(90deg,#FF8A00,#FFC44D);border-radius:999px;color:#442403;font-weight:700;white-space:nowrap}.register-link:hover{color:#222}.desktop-nav{border-block:1px solid var(--line)}.nav-row{height:49px;display:flex;align-items:stretch;justify-content:space-between;gap:10px}.nav-row a{display:flex;align-items:center;justify-content:center;padding:0 12px;font-size:15px;font-weight:600;border-bottom:2px solid transparent;white-space:nowrap}.nav-row a.active{color:var(--active);border-bottom-color:var(--orange)}.quick-bar{background:#f7f8fa}.quick-row{display:flex;gap:31px;align-items:center;min-height:39px;white-space:nowrap;overflow-x:auto;scrollbar-width:thin}.quick-row a{font-size:13px;color:#5e6269}.quick-row a:hover{color:var(--active)}.menu-toggle,.mobile-drawer,.drawer-mask,.mobile-bottom{display:none}.page-shell{padding-block:29px 55px}.breadcrumbs,.eyebrow{font-size:13px;color:#8a5a22;letter-spacing:.04em}.breadcrumbs{margin-bottom:13px}.page-head{margin:0 0 23px}.page-head h1,.homepage-intro h1{color:var(--ink);font-size:32px;line-height:1.4;margin:6px 0 13px}.page-head p{margin:0;max-width:920px;color:#5c626b}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line);padding-bottom:12px;margin:0 0 20px}.section-heading h2{font-size:24px;line-height:1.4;margin:0;color:var(--ink)}.section-heading 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#edd5bc;border-radius:6px}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:12px;background:#f6f7f9}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;display:block}.media-placeholder{width:100%;height:100%;background:#f6f7f9}.media-16x9{aspect-ratio:16/9}.media-3x4{aspect-ratio:3/4}.main-visual{max-height:280px}.main-visual .media{height:260px;aspect-ratio:auto}.small-visual .media{height:205px;aspect-ratio:auto}.homepage-intro{padding-top:27px}.homepage-intro h1{font-size:36px}.homepage-intro>p{max-width:850px;margin:0 0 21px}.feature-layout{display:grid;grid-template-columns:minmax(0,62fr) minmax(0,38fr);gap:24px}.feature-copy{padding:3px 0}.feature-copy h2{font-size:20px;margin:0 0 13px}.index-story{display:block;padding:12px 0;border-top:1px solid var(--line)}.index-story b{display:block;font-size:16px;color:#252525}.index-story span{display:block;color:#666;font-size:13px;line-height:1.65}.home-section{margin-block:43px}.four-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}.info-card,.brand-card{border:1px solid var(--line);border-radius:12px;padding:20px;background:#fff;min-width:0}.info-card h3{font-size:19px;line-height:1.4;margin:0 0 9px;color:var(--ink)}.info-card p,.brand-card p{font-size:14px;line-height:1.76;color:#666;margin:0 0 12px}.info-card a{font-size:14px;color:var(--active)}.two-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.overview{background:var(--light);border-radius:12px;padding:23px 25px}.overview h3{margin:0 0 11px;color:var(--ink);font-size:20px}.overview p{margin:0 0 15px}.item-list{margin:0;padding:0;list-style:none}.item-list li{border-bottom:1px solid var(--line);padding:14px 0}.item-list li:last-child{border:0}.item-list a{font-weight:700;color:#252525}.item-list small{display:block;color:#666;font-size:14px}.visual-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.visual-item h3{font-size:18px;margin:12px 0 4px}.visual-item p{font-size:14px;color:#666;margin:0}.story-row{padding:15px 0;border-bottom:1px solid var(--line)}.story-row h3{font-size:18px;margin:0 0 5px;color:var(--ink)}.story-row p{font-size:14px;color:#666;margin:0 0 5px}.story-row a{color:var(--active);font-size:14px}.brand-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.brand-card{padding:15px;display:flex;flex-direction:column}.brand-label{display:flex;gap:11px;align-items:center;margin-bottom:10px;min-width:0}.brand-label strong{font-size:16px;color:#222;overflow-wrap:anywhere}.brand-thumb{width:49px;height:49px;flex-shrink:0;border-radius:8px;background:#f6f7f9;overflow:hidden;display:grid;place-items:center}.brand-thumb img{width:100%;height:100%;object-fit:contain}.brand-card p{margin-bottom:0}.faq-list details{border-bottom:1px solid var(--line);padding:15px 0}.faq-list summary{font-size:17px;cursor:pointer;font-weight:700}.faq-list p{margin:10px 0 0}.app-layout{display:grid;grid-template-columns:1fr 280px;gap:30px;align-items:start}.app-layout .media{max-height:270px}.notice{padding:19px 22px;background:#f6f7f9;border-radius:10px;font-size:14px}.site-footer{background:#1a1a1a;color:#f5f5f5;padding:35px 0 18px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:27px}.footer-grid h2{font-size:16px;color:#fff;margin:0 0 12px}.footer-grid a{display:block;font-size:13px;color:#d6d6d6;padding:4px 0}.footer-grid p{font-size:13px;line-height:1.9;color:#d4d4d4}.footer-brandline img{max-height:38px;object-fit:contain}.footer-brandline b{font-size:24px}.footer-bottom{border-top:1px solid #444;margin-top:25px;padding-top:16px;display:flex;gap:20px;justify-content:space-between;font-size:12px;color:#d8d8d8}
@media(max-width:980px){.container{width:calc(100% - 40px)}.desktop-nav,.quick-bar,.brand-copy{display:none}.header-top{height:58px;justify-content:space-between;gap:12px}.menu-toggle{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;border:0;background:transparent;padding:7px;width:40px;height:40px;flex-shrink:0}.menu-toggle span{display:block;width:22px;height:2px;background:#282828}.header-top .brand{position:absolute;left:50%;transform:translateX(-50%);min-width:0}.header-top .brand img{height:28px}.header-top .brand strong{font-size:24px}.register-link{height:36px;min-width:72px;padding:0 12px;font-size:14px}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);height:100dvh;background:#fff;color:#1a1a1a;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;overflow-y:auto;visibility:hidden}.mobile-drawer.is-open{transform:translateX(0);visibility:visible}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:11000;opacity:0;pointer-events:none}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}body.drawer-open{overflow:hidden}.drawer-heading{display:flex;align-items:center;justify-content:space-between;padding:13px 18px;border-bottom:1px solid var(--line);font-weight:700}.drawer-close{background:transparent;border:0;font-size:27px;width:40px;height:40px;line-height:1}.drawer-links{padding:9px 18px 26px}.drawer-links section{border-bottom:1px solid var(--line);padding:5px 0 10px}.drawer-links h3{font-size:14px;color:#9a5a20;margin:14px 0 5px}.drawer-links a{display:block;padding:7px 5px;min-height:40px;font-size:15px}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;inset:auto 0 0;z-index:5000;background:#fff;border-top:1px solid #e4e5e8;height:61px;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:12px;gap:0;line-height:1.4}.mobile-bottom span{font-size:20px;color:#d37813}.site-footer{margin-bottom:61px}.page-shell{padding-bottom:45px}.four-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.brand-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.content-layout{grid-template-columns:minmax(0,1fr) 240px;gap:20px}}
@media(max-width:768px){.content-layout,.two-grid,.visual-grid,.feature-layout,.app-layout{grid-template-columns:1fr}.content-layout{gap:5px}.feature-layout{gap:17px}.main-visual .media{height:190px}.small-visual .media{height:165px}.brand-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-bottom{flex-direction:column;gap:7px}.page-head h1{font-size:27px}.homepage-intro h1{font-size:29px}.article-section h2,.section-heading h2{font-size:21px}.page-shell{padding-top:20px}.home-section{margin-block:34px}}
@media(max-width:480px){.container{width:calc(100% - 30px)}body{font-size:15px}.page-head h1{font-size:25px}.homepage-intro h1{font-size:27px}.four-grid{gap:10px}.info-card{padding:14px}.info-card h3{font-size:17px}.info-card p{font-size:13px}.brand-grid{gap:10px}.brand-card{padding:11px}.brand-label{gap:6px}.brand-label strong{font-size:14px}.brand-thumb{width:38px;height:38px}.brand-card p{font-size:13px}.main-visual .media{height:175px}.small-visual .media{height:152px}.overview{padding:19px}.footer-grid{gap:16px}.app-layout .media{max-width:250px;margin:auto}}
@media(max-width:340px){.four-grid{grid-template-columns:1fr}.brand-thumb{width:34px;height:34px}.brand-label strong{font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mobile-drawer{transition:none}}