:root{--cream:#FFF8F4;--deep:#FFE4E2;--surface:#FFFCFA;--soft:#FFD4D8;--title:#2A1F1A;--text:#3A2A26;--muted:#6B4E48;--quiet:#8A6E68;--red:#E84B5A;--red2:#C23644;--green:#1F6B45;--border:rgba(232,75,90,.22);--shadow:0 14px 36px rgba(42,31,26,.10);--header-h:102px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;line-height:1.78;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.skip-link{position:fixed;left:12px;top:-100px;z-index:120;background:#fff;padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}.site-header{position:fixed;inset:0 0 auto;z-index:70;box-shadow:0 1px 0 rgba(194,54,68,.18)}.melon-strip{height:14px;background:var(--red);color:var(--cream);font-size:10px;line-height:14px}.bar-inner,.headline-inner,.tabs-inner,.footer-inner,.page-wrap,.home-wrap{width:min(1200px,calc(100% - 32px));margin:auto}.bar-inner{display:flex;justify-content:space-between;align-items:center;height:100%}.strip-search{border:0;background:transparent;color:inherit;padding:0 2px;cursor:pointer;font-size:10px;line-height:14px}.headline-bar{height:54px;background:var(--cream);border-bottom:1px solid var(--border)}.headline-inner{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo{display:block;max-height:30px;max-width:180px;object-fit:contain}.brand-text{font-weight:900;font-size:20px;color:var(--title)}.menu-button,.app-link,.close-button{min-height:44px;border:1px solid var(--border);background:var(--surface);color:var(--title);padding:0 16px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.menu-button{justify-self:center}.app-link{justify-self:end;background:linear-gradient(135deg,var(--red),var(--red2));color:var(--cream);border-color:transparent}.melon-tabs{height:34px;background:var(--soft);border-bottom:1px solid var(--border)}.tabs-inner{height:100%;display:flex;align-items:center;gap:6px;overflow:hidden}.tabs-inner a{display:flex;align-items:center;min-height:34px;padding:0 12px;border-radius:6px;color:var(--title);font-size:14px;white-space:nowrap}.tabs-inner a.active{background:var(--red);color:var(--cream)}.site-main{padding-top:calc(var(--header-h) + 26px);min-height:65vh}.page-wrap,.home-wrap{padding-bottom:64px}.page-hero{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px;margin-bottom:22px;box-shadow:var(--shadow)}.eyebrow{display:block;font-size:12px;letter-spacing:.16em;color:var(--red2);font-weight:800;margin-bottom:6px}.page-hero h1,.home-hero h1{font-size:clamp(28px,4vw,32px);line-height:1.25;color:var(--title);margin:0 0 12px}.lead{font-size:17px;margin:0;color:var(--muted)}.section{padding:28px 0;border-top:1px solid rgba(194,54,68,.14)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}.section-head h2,.card h2,.card h3,.prose-card h2,.prose-card h3{color:var(--title);margin:0 0 8px;line-height:1.35}.section-head h2{font-size:24px}.section-sub{max-width:660px;margin:0;color:var(--muted)}.home-hero{padding-top:8px}.hero-cover,.image-box,.content-media,.app-media{background:var(--deep);border:1px solid var(--border);border-radius:16px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-cover{width:100%;max-height:290px;min-height:180px;margin-bottom:18px}.hero-cover img{max-height:290px;width:100%;object-fit:contain;object-position:center}.hero-fallback{height:220px;border-radius:16px;border:1px solid var(--border);background:linear-gradient(135deg,var(--soft),var(--cream));display:flex;align-items:center;justify-content:center;color:var(--title);font-size:22px;font-weight:900;margin-bottom:18px}.content-image{width:100%;max-height:220px;object-fit:contain;object-position:center;display:block}.image-slot{min-height:190px;background:linear-gradient(135deg,var(--deep),var(--soft));border:1px dashed rgba(194,54,68,.28);border-radius:14px;display:flex;align-items:center;justify-content:center;color:var(--quiet);font-weight:800}.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn{min-height:44px;padding:10px 16px;border-radius:10px;border:1px solid var(--border);display:inline-flex;align-items:center;justify-content:center;font-weight:800}.btn.primary{background:linear-gradient(135deg,var(--red),var(--red2));color:var(--cream);border-color:transparent}.btn.secondary{background:var(--cream);color:var(--red2);border-color:var(--green)}.text-link,.mini-link{display:inline-flex;align-items:center;min-height:44px;color:var(--red2);font-weight:800}.grid-2,.grid-3,.grid-4{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card,.prose-card,.status-card,.topic-card,.term-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px;box-shadow:var(--shadow)}.card p,.prose-card p,.topic-card p,.term-card p{margin:0 0 12px}.read-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.read-card{padding:22px;border-radius:14px;border:1px solid var(--border);background:var(--surface)}.read-card h2{margin:0 0 8px;color:var(--title)}.number-list{display:grid;gap:10px}.number-item{display:grid;grid-template-columns:48px 1fr;gap:10px;padding:14px;background:var(--surface);border:1px solid var(--border);border-radius:12px}.num{font-size:24px;font-weight:900;color:var(--red)}.catalog-list{display:grid;gap:10px}.catalog-row{display:grid;grid-template-columns:140px 1fr auto;gap:12px;align-items:center;padding:14px 16px;background:var(--surface);border:1px solid var(--border);border-radius:12px}.catalog-row a{color:var(--red2);font-weight:800;min-height:44px;display:flex;align-items:center}.status-pill{display:inline-flex;padding:4px 9px;border-radius:6px;background:var(--red);color:var(--cream);font-size:12px;font-weight:800}.faq-list{display:grid;gap:10px}.faq-item,.faq-list details{border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:0 16px}.faq-item summary,.faq-list summary{cursor:pointer;min-height:48px;display:flex;align-items:center;font-weight:800;color:var(--title)}.faq-item p,.faq-list details p{margin:0 0 16px}.app-showcase{display:grid;grid-template-columns:minmax(240px,.7fr) minmax(0,1.3fr);gap:18px}.app-media{min-height:330px}.app-media img{max-height:420px;max-width:100%;object-fit:contain}.app-icon{width:60px;height:60px;object-fit:contain;border-radius:14px;margin-bottom:12px}.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.article-block{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px}.article-block h2{font-size:20px;color:var(--title);margin:0 0 10px}.article-block p{margin:0 0 10px}.site-footer{background:var(--green);color:var(--cream);padding:42px 0 82px}.footer-brand{display:flex;align-items:center;gap:16px;margin-bottom:24px}.footer-logo{max-height:30px;max-width:180px;object-fit:contain}.footer-brand strong{display:block;font-size:21px}.footer-brand span{display:block;font-size:12px;opacity:.85}.footer-brand p{margin:6px 0 0;opacity:.92}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-grid h2{font-size:15px;margin:0 0 8px}.footer-grid a{display:flex;min-height:36px;align-items:center;color:var(--cream);opacity:.95}.footer-note{margin:26px 0 8px;padding-top:18px;border-top:1px solid rgba(255,248,244,.22)}.copyright{margin:0;opacity:.8}.overlay{position:fixed;inset:0;background:rgba(42,31,26,.42);z-index:78;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.melon-menu{position:fixed;z-index:80;left:0;right:0;top:102px;background:var(--cream);border-bottom:1px solid var(--border);box-shadow:var(--shadow);height:220px;overflow:auto;transform:translateY(-14px);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.melon-menu.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}.melon-menu-inner{width:min(1200px,calc(100% - 32px));margin:auto;padding:10px 0 12px}.menu-head{height:40px;display:flex;justify-content:space-between;align-items:center}.menu-brand{display:flex;align-items:center;gap:10px}.menu-logo{max-height:28px;max-width:150px;object-fit:contain}.menu-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.menu-grid h2{font-size:13px;margin:0 0 5px;color:var(--green)}.menu-grid a{display:grid;grid-template-columns:72px 1fr;gap:8px;padding:3px 0;font-size:12px}.menu-grid strong{color:var(--title)}.menu-grid span{color:var(--muted)}.search-layer{position:fixed;z-index:82;left:50%;top:68px;width:min(720px,calc(100% - 32px));transform:translate(-50%,-10px);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-layer.open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}.search-card{background:var(--cream);border:1px solid var(--border);box-shadow:var(--shadow);padding:20px}.search-head{display:flex;justify-content:space-between;gap:18px;align-items:start}.search-head h2{margin:0;color:var(--title);font-size:22px}.search-field{display:grid;gap:6px;margin:16px 0}.search-field input{width:100%;min-height:46px;border:1px solid var(--border);border-radius:10px;background:white;padding:0 13px;color:var(--title)}.search-links{display:flex;flex-wrap:wrap;gap:8px}.search-links a{min-height:44px;display:flex;align-items:center;padding:0 12px;background:var(--soft);border-radius:8px;color:var(--title)}.search-tip{font-size:13px;color:var(--muted);margin:12px 0 0}.mobile-bottom{display:none}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(31,107,69,.42);outline-offset:2px}@media(max-width:760px){:root{--header-h:68px}.bar-inner,.headline-inner,.tabs-inner,.footer-inner,.page-wrap,.home-wrap{width:min(100% - 32px,1200px)}.melon-tabs{display:none}.site-main{padding-top:calc(var(--header-h) + 20px)}.headline-inner{grid-template-columns:minmax(0,1fr) auto auto}.brand-logo{max-width:125px}.brand-text{font-size:17px}.menu-button,.app-link{padding:0 10px}.grid-2,.grid-3,.grid-4,.read-columns,.article-grid,.app-showcase{grid-template-columns:1fr}.catalog-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-footer{padding-bottom:92px}.melon-menu{top:68px;height:auto;max-height:70vh}.melon-menu-inner{padding:10px 16px 14px;width:100%}.menu-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.menu-grid a{grid-template-columns:1fr}.menu-grid span{display:none}.search-layer{top:0;left:0;transform:none;width:100%;height:100vh;background:var(--soft);padding:16px}.search-layer.open{transform:none}.search-card{margin-top:68px}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:72;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--cream);border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:12px}.mobile-bottom a.active{background:var(--red);color:var(--cream)}.page-hero{padding:20px}.section{padding:22px 0}.section-head{align-items:start;flex-direction:column}.hero-cover,.hero-fallback{min-height:150px}.article-block,.card,.prose-card{padding:17px}}