:root{--bg:#F7FBF4;--deep:#E8F3E4;--card:#FFFEFA;--soft:#FFF3F0;--title:#1E3A24;--text:#2A2A2A;--muted:#5A6358;--quiet:#7A8476;--red:#E23C3C;--red-deep:#B91C1C;--green:#2D6A3E;--green-light:#7BC47D;--frost:#F7FBF4;--border:rgba(30,58,36,.14);--shadow:0 14px 36px rgba(30,58,36,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}html.ui-locked,html.ui-locked body{overflow:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:16px;line-height:1.78;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}.site-header{position:fixed;z-index:80;left:0;right:0;top:0}.rind-strip{height:12px;background:var(--green);color:#fff;font-size:9px;line-height:12px}.top-inner{max-width:1160px;height:12px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:#fff;padding:0 2px;font-size:9px;line-height:12px}.melon-stage{height:52px;background:rgba(247,251,244,.97);border-bottom:1px solid rgba(226,60,60,.22);backdrop-filter:blur(12px)}.stage-inner{height:52px;max-width:1160px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-left{display:flex;align-items:center;min-width:150px}.brand-logo{height:28px;max-width:180px;object-fit:contain;object-position:left center}.brand-text{font-size:20px;font-weight:900;color:var(--title);letter-spacing:.03em}.stage-actions{display:flex;align-items:center;gap:8px}.stage-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border:1px solid rgba(226,60,60,.25);border-radius:10px;background:#fff;color:var(--green);font-weight:800}.stage-button:hover,.stage-button:focus-visible{border-color:var(--red);color:var(--red);outline:2px solid rgba(226,60,60,.18);outline-offset:2px}.app-button{background:var(--red);color:#fff;border-color:var(--red)}
.melon-rail{position:fixed;z-index:55;left:0;top:64px;bottom:0;width:88px;background:rgba(255,254,250,.96);border-right:1px solid var(--border);padding:18px 8px;display:flex;flex-direction:column;gap:8px;box-shadow:8px 0 24px rgba(30,58,36,.04)}.melon-rail a{min-height:62px;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--muted);font-size:12px;font-weight:800}.melon-rail a:hover,.melon-rail a:focus-visible{background:var(--deep);color:var(--title);outline:2px solid rgba(45,106,62,.15);outline-offset:1px}.melon-rail a.is-current{background:var(--red);color:#fff}.rail-symbol{width:24px;height:24px;border-radius:8px;border:1px solid currentColor;display:flex;align-items:center;justify-content:center;font-size:12px}.site-main{min-height:70vh;padding:88px 0 72px;margin-left:88px}.shell{width:min(1160px,calc(100% - 36px));margin:0 auto}.eyebrow{display:inline-flex;align-items:center;min-height:26px;padding:2px 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.content-image{height:220px}.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.feature-card{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.feature-card .content-image{height:180px;border:0;border-radius:0;border-bottom:1px solid var(--border)}.feature-body{padding:15px}.feature-body h3{margin:0 0 8px;color:var(--title);font-size:18px}.feature-body p{margin:0;color:var(--text);font-size:14px}.feature-body a{display:inline-flex;margin-top:11px;color:var(--red-deep);font-weight:900}.image-section>.content-image{height:230px}.guide-grid,.number-grid,.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:14px}.guide-item,.number-item,.status-item{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:15px}.guide-item strong,.number-item strong,.status-item strong{display:block;color:var(--title);margin-bottom:5px}.guide-item span,.number-item p,.status-item p{color:var(--muted);margin:0;font-size:14px}.number-item b{display:block;color:var(--red);font-size:24px;line-height:1;margin-bottom:8px}.app-layout{display:grid;grid-template-columns:minmax(260px,.65fr) 1.35fr;gap:28px;align-items:center}.app-layout .content-image{height:390px}.app-icon{width:58px;height:58px;border-radius:14px;background:var(--deep);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;margin-bottom:12px;overflow:hidden}.app-icon img{width:100%;height:100%;object-fit:contain}.app-icon span{font-size:26px;color:var(--red);font-weight:900}.triple-info{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.panel{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;box-shadow:0 8px 22px rgba(30,58,36,.05)}.panel h2{font-size:20px;margin:0 0 8px}.panel p{margin:0}.faq-mini details{border-top:1px solid var(--border);padding:8px 0}.faq-mini 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ease}.melon-box.is-open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}.box-head{position:sticky;top:-14px;background:#fff;z-index:2;display:flex;align-items:center;justify-content:space-between;padding:8px 0 10px;border-bottom:1px solid var(--border)}.box-brand{display:flex;align-items:center;gap:8px;color:var(--title)}.box-logo{height:26px;max-width:120px;object-fit:contain}.close-button{min-height:38px;border:1px solid var(--border);background:var(--frost);color:var(--green);border-radius:9px;padding:0 12px;font-weight:800}.box-groups{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding-top:12px}.box-groups section{min-width:0}.box-groups h2{font-size:13px;color:var(--red-deep);margin:0 0 6px}.box-groups a{display:block;padding:7px 8px;border-radius:9px}.box-groups a:hover,.box-groups a:focus-visible{background:var(--soft);outline:1px solid rgba(226,60,60,.15)}.box-groups b{display:block;color:var(--title);font-size:13px}.box-groups span{display:block;color:var(--muted);font-size:10px;line-height:1.5}.search-layer{position:fixed;z-index:95;top:64px;right:22px;width:min(500px,calc(100% - 40px));background:#fff;border:1px solid var(--border);border-radius:0 0 12px 12px;box-shadow:0 18px 48px rgba(30,58,36,.16);padding:16px;transform:translateY(-14px);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-layer.is-open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}.search-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;color:var(--title)}.search-box{display:block;background:var(--frost);border:1px solid var(--border);border-radius:10px;padding:10px 12px}.search-box span{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--title)}.search-presets{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}.search-presets a{background:var(--deep);color:var(--title);padding:8px;border-radius:8px;text-align:center;font-size:12px;font-weight:800}.mobile-nav{display:none}
@media(max-width:900px){.melon-rail{display:none}.site-main{margin-left:0;padding-top:84px;padding-bottom:68px}.site-footer{margin-left:0}.stage-inner{padding:0 16px}.brand-left{min-width:0}.brand-logo{max-width:140px}.stage-button{padding:0 11px;font-size:13px}.hero-split,.split,.app-layout,.page-layout{grid-template-columns:1fr}.page-aside{position:static}.card-grid{grid-template-columns:repeat(2,1fr)}.guide-grid,.number-grid,.status-grid{grid-template-columns:repeat(2,1fr)}.triple-info{grid-template-columns:1fr}.footer-groups{grid-template-columns:repeat(2,1fr)}.melon-box{top:64px;bottom:auto;left:10px;right:10px;width:auto;height:66vh;max-height:66vh;border-radius:0 0 14px 14px;transform:translateY(-18px)}.melon-box.is-open{transform:translateY(0)}.box-groups{grid-template-columns:1fr}.search-layer{left:10px;right:10px;width:auto}.mobile-nav{position:fixed;z-index:60;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid var(--border);box-shadow:0 -8px 24px rgba(30,58,36,.08)}.mobile-nav a{display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted)}.mobile-nav a.is-current{background:var(--red);color:#fff;font-weight:900}.footer-inner{padding-bottom:calc(82px + env(safe-area-inset-bottom))}.app-layout .content-image{height:330px}.step-row{grid-template-columns:1fr}}
@media(max-width:560px){.top-inner{padding:0 16px}.shell{width:calc(100% - 32px)}.hero-split{padding-top:20px;gap:18px}.cover-slot{height:220px}.card-grid{grid-template-columns:1fr}.feature-card .content-image{height:190px}.guide-grid,.number-grid,.status-grid{grid-template-columns:1fr}.footer-groups{grid-template-columns:1fr 1fr;gap:16px}.search-presets{grid-template-columns:repeat(2,1fr)}.section{margin:32px 0}.section-head{align-items:flex-start;flex-direction:column;gap:10px}}