:root{
  --bg:#F4FBF4;--deep-bg:#E4F3E6;--card:#FFFFFF;--soft:#D8EDDC;--title:#14321C;--text:#2A4632;
  --muted:#5E7A64;--faint:#88A090;--green:#1F8A4C;--mint:#3CB371;--deep:#0F3D24;--gold:#C9A227;
  --border:rgba(31,138,76,.22);--gold-border:rgba(201,162,39,.36);--shadow:0 16px 36px rgba(20,50,28,.10);
  --header-h:113px;--radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
body.is-locked{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0}
img{max-width:100%;display:block}
.site-shell{width:min(1200px,calc(100% - 32px));margin:0 auto}
.site-header{position:fixed;inset:0 0 auto 0;z-index:80}
.vine-bar{height:11px;background:var(--green);color:#F4FBF4;font-size:9px;line-height:11px}
.vine-inner{height:11px;display:flex;align-items:center;justify-content:space-between}
.vine-brand{font-weight:700;letter-spacing:.05em;white-space:nowrap}
.text-button{height:11px;min-width:44px;padding:0 0 0 12px;background:transparent;color:#F4FBF4;cursor:pointer;font-size:9px;line-height:11px;text-align:right}
.melon-stage{height:62px;background:#FFFDF4;border-bottom:1px solid var(--border)}
.stage-inner{height:62px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand-lockup{display:flex;align-items:center;min-height:44px;max-width:210px}
.brand-logo,.basket-logo,.footer-logo{height:28px;width:auto;object-fit:contain;object-position:left center}
.brand-text{font-size:23px;font-weight:900;color:var(--deep);letter-spacing:.02em}
.stage-actions{display:flex;align-items:center;gap:10px;white-space:nowrap}
.menu-button,.app-button,.btn-primary,.btn-secondary,.text-link-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:0 18px;font-weight:800;transition:.2s ease;cursor:pointer}
.menu-button{background:#FFFDF4;color:var(--deep);border:1px solid var(--border)}
.app-button,.btn-primary{background:linear-gradient(135deg,#3CB371 0%,#1F8A4C 56%,#0F3D24 100%);color:#F4FBF4}
.btn-secondary,.text-link-button{background:#FFFDF4;color:var(--deep);border:1px solid var(--border)}
.menu-button:hover,.menu-button:focus-visible,.app-button:hover,.app-button:focus-visible,.btn-primary:hover,.btn-primary:focus-visible,.btn-secondary:hover,.btn-secondary:focus-visible,.text-link-button:hover,.text-link-button:focus-visible{transform:translateY(-1px);box-shadow:0 8px 20px rgba(20,50,28,.12);outline:3px solid rgba(60,179,113,.18);outline-offset:2px}
.fresh-tabs{height:40px;background:#DFF2E8;border-bottom:1px solid var(--border)}
.fresh-tabs-inner{height:40px;display:flex;align-items:center;justify-content:center;gap:28px}
.fresh-tab{position:relative;display:flex;align-items:center;height:40px;color:var(--muted);font-weight:700}
.fresh-tab.is-active{color:var(--deep)}
.fresh-tab.is-active::after{content:"";position:absolute;left:50%;bottom:0;width:28px;height:3px;border-radius:3px;background:var(--green);transform:translateX(-50%)}
.site-main{padding-top:calc(var(--header-h) + 26px);min-height:70vh}
.overlay{position:fixed;inset:0;background:rgba(15,61,36,.28);z-index:89;opacity:0;transition:opacity .2s ease;pointer-events:none}
.overlay.is-visible{opacity:1;pointer-events:auto}
.melon-basket,.search-layer{position:fixed;top:73px;z-index:95;background:#FFFDF4;border:1px solid var(--border);border-top:3px solid var(--green);box-shadow:var(--shadow);visibility:hidden;opacity:0;pointer-events:none;transform:translateY(-10px);transition:.2s ease}
.melon-basket.is-open,.search-layer.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:translateY(0)}
.melon-basket{left:max(16px,calc((100vw - 1200px)/2));width:min(500px,calc(100vw - 32px));max-height:calc(100vh - 90px);overflow:auto;border-radius:0 0 14px 14px}
.search-layer{right:max(16px,calc((100vw - 1200px)/2));width:min(460px,calc(100vw - 32px));border-radius:0 0 14px 14px;padding:18px}
.basket-head,.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:16px 18px;border-bottom:1px solid var(--border)}
.basket-brand{display:flex;align-items:center;gap:10px;color:var(--deep)}
.icon-close{width:44px;height:44px;border-radius:12px;background:var(--soft);color:var(--deep);font-size:27px;line-height:1;cursor:pointer}
.basket-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px;padding:8px 18px 18px}
.basket-group{padding:10px 0}
.basket-group h2,.footer-grid h2{font-size:13px;margin:0 0 8px;color:var(--green);letter-spacing:.12em}
.basket-link{display:block;padding:10px 0;border-bottom:1px dashed rgba(31,138,76,.16)}
.basket-link span{display:block;font-weight:800;color:var(--deep);line-height:1.4}
.basket-link small{display:block;color:var(--muted);font-size:12px;line-height:1.55;margin-top:3px}
.search-head{padding:0 0 14px;border-bottom:0}.search-head strong{color:var(--deep);font-size:20px}.search-head p{margin:2px 0 0;color:var(--muted);font-size:13px}
.search-appearance{min-height:50px;border:1px solid var(--border);background:var(--bg);border-radius:12px;display:flex;align-items:center;gap:10px;padding:0 14px;color:var(--muted)}
.search-icon{font-size:22px;color:var(--green)}
.search-presets{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.search-presets a{min-height:44px;display:flex;align-items:center;padding:0 12px;border-radius:10px;background:var(--soft);color:var(--deep);font-weight:700}
.page-hero{padding:12px 0 30px}.page-hero .eyebrow,.eyebrow{color:var(--green);font-size:13px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.page-hero h1,.home-intro h1{font-size:clamp(28px,4vw,32px);line-height:1.28;color:var(--title);margin:6px 0 12px}.page-hero p,.home-intro p{max-width:820px;margin:0;color:var(--muted)}
.notice-strip{background:#DFF2E8;border:1px solid var(--border);border-radius:12px;min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 16px;color:var(--deep);font-weight:800;margin-bottom:22px}.notice-strip a{color:var(--green);text-decoration:underline;text-underline-offset:3px}
.section{padding:28px 0}.section + .section{border-top:1px solid rgba(31,138,76,.09)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:16px}.section-head h2{margin:0;color:var(--title);font-size:24px;line-height:1.3}.section-head p{margin:0;color:var(--muted);max-width:640px;font-size:14px}.section-kicker{display:block;color:var(--green);font-weight:900;font-size:12px;letter-spacing:.1em;margin-bottom:5px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 10px 26px rgba(20,50,28,.06);overflow:hidden}.card-body{padding:18px}.card h2,.card h3{color:var(--title);margin:0 0 8px;line-height:1.35}.card h2{font-size:22px}.card h3{font-size:18px}.card p{margin:0 0 12px;color:var(--text)}.card p:last-child{margin-bottom:0}.card .meta{color:var(--muted);font-size:13px}.card .tag{display:inline-flex;align-items:center;min-height:28px;padding:0 9px;border-radius:8px;background:#ECF7EF;color:var(--deep);font-size:12px;font-weight:800;border:1px solid var(--border)}
.image-slot{background:#ECF7EF;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:center;overflow:hidden}.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.image-slot.home-dual{height:170px}.image-slot.home-triple{height:150px}.image-slot.banner-slot{max-height:240px;min-height:190px;border:1px solid var(--border);border-radius:14px;background:#E7F4E9}.image-slot.banner-slot img{max-height:240px;width:100%;object-fit:contain}.image-slot.topic{height:180px}.image-slot.app-portrait{height:auto;max-height:420px;min-height:300px}.image-slot.app-portrait img{max-height:420px;width:100%;object-fit:contain}.placeholder-title{color:var(--deep);font-size:20px;font-weight:900;padding:24px;text-align:center}
.home-intro{padding:4px 0 10px}.home-two{align-items:stretch}.home-banner-copy{text-align:center;max-width:760px;margin:20px auto 0}.home-banner-copy h2{font-size:13px;color:var(--green);letter-spacing:.14em;margin:0}.home-banner-copy .lead{font-size:26px;line-height:1.4;color:var(--title);font-weight:900;margin:8px 0 10px}.button-row{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:16px}
.feature-wide{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(280px,.88fr);gap:20px;align-items:stretch}.feature-wide.reverse{grid-template-columns:minmax(280px,.88fr) minmax(0,1.12fr)}.feature-wide.reverse .feature-media{order:2}.feature-wide.reverse .feature-copy{order:1}.feature-copy{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:0 10px 26px rgba(20,50,28,.05)}.feature-copy h2{color:var(--title);margin:0 0 10px;font-size:24px}.feature-copy p{margin:0 0 12px}.feature-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);background:#ECF7EF;display:flex;align-items:center;justify-content:center;min-height:210px}.feature-media img{width:100%;height:100%;max-height:260px;object-fit:contain}
.status-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;min-height:130px}.status-card strong{display:block;color:var(--deep);margin-bottom:6px}.status-card p{font-size:14px;color:var(--muted);margin:0}.status-dot{width:10px;height:10px;border-radius:50%;background:var(--green);display:inline-block;margin-right:7px}.status-card.gold{border-color:var(--gold-border)}.status-card.gold .status-dot{background:var(--gold)}
.prose-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;align-items:start}.prose{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:0 10px 26px rgba(20,50,28,.05)}.prose h2{color:var(--title);font-size:22px;line-height:1.35;margin:30px 0 10px}.prose h2:first-child{margin-top:0}.prose h3{color:var(--deep);font-size:18px;margin:22px 0 8px}.prose p{margin:0 0 14px}.prose ul,.prose ol{padding-left:1.35em;margin:0 0 16px}.prose li{margin:6px 0}.prose .editor-note{border-left:4px solid var(--gold);background:#FFF9E6;padding:12px 14px;border-radius:0 10px 10px 0;color:#4A432A}.side-index{position:sticky;top:132px;background:var(--deep-bg);border:1px solid var(--border);border-radius:12px;padding:16px}.side-index strong{color:var(--deep)}.side-index a{display:block;padding:9px 0;border-bottom:1px solid rgba(31,138,76,.14);color:var(--muted)}.side-index a:last-child{border-bottom:0}
.list-stack{display:grid;gap:14px}.list-item{display:grid;grid-template-columns:58px minmax(0,1fr);gap:14px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px}.list-number{width:50px;height:50px;border-radius:12px;background:var(--soft);display:flex;align-items:center;justify-content:center;color:var(--deep);font-weight:900}.list-item h2,.list-item h3{margin:0 0 6px;color:var(--title);font-size:19px}.list-item p{margin:0;color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:9px}.tags span,.tags a{display:inline-flex;min-height:34px;align-items:center;padding:0 11px;border-radius:9px;border:1px solid var(--border);background:#EEF8F0;color:var(--deep);font-weight:700;font-size:13px}
.faq-list{display:grid;gap:12px}.faq-item{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.faq-item h2{font-size:18px;color:var(--title);margin:0 0 8px}.faq-item p{margin:0;color:var(--text)}
.service-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.service-links a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:10px;border:1px solid var(--border);background:#FFFDF4;color:var(--deep);font-weight:800}
.app-layout{display:grid;grid-template-columns:minmax(280px,.72fr) minmax(0,1.28fr);gap:28px;align-items:center}.app-icon-row{display:flex;align-items:center;gap:14px;margin-bottom:18px}.app-icon{width:64px;height:64px;border-radius:14px;background:var(--soft);display:flex;align-items:center;justify-content:center;overflow:hidden;border:1px solid var(--border)}.app-icon img{width:100%;height:100%;object-fit:contain}.app-icon-fallback{font-size:26px;font-weight:900;color:var(--deep)}
.site-footer{background:var(--deep);color:#E4F3E6;margin-top:42px}.footer-inner{padding:34px 0 calc(34px + env(safe-area-inset-bottom))}.footer-brand-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-bottom:20px;border-bottom:1px solid rgba(228,243,230,.14)}.footer-brand{display:flex;align-items:center;gap:12px}.footer-logo{filter:none}.footer-brand strong{display:block;color:#F4FBF4;font-size:20px}.footer-brand span{display:block;color:#9FD6B6;font-size:12px;letter-spacing:.12em}.footer-top-link{color:#D4EDDD;text-decoration:underline;text-underline-offset:3px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:24px 0}.footer-grid h2{color:#7ED4A2}.footer-grid a{display:block;color:#E4F3E6;padding:5px 0;font-size:14px}.footer-note{color:#BBD6C4;max-width:900px;font-size:13px;margin:0 0 8px}.footer-copy{color:#88B897;font-size:12px;margin:0}.mobile-bottom-nav{display:none}
@media (max-width:900px){
  .grid-3{grid-template-columns:1fr 1fr}.grid-4{grid-template-columns:1fr 1fr}.feature-wide,.feature-wide.reverse,.prose-layout,.app-layout{grid-template-columns:1fr}.feature-wide.reverse .feature-media,.feature-wide.reverse .feature-copy{order:initial}.side-index{position:static}.app-layout{align-items:start}
}
@media (max-width:720px){
  :root{--header-h:73px}.site-shell{width:min(100% - 32px,1200px)}.fresh-tabs{display:none}.site-main{padding-top:calc(var(--header-h) + 20px);padding-bottom:68px}.brand-lockup{max-width:150px}.brand-logo{max-width:148px}.brand-text{font-size:20px}.stage-actions{gap:6px}.menu-button,.app-button{padding:0 12px;min-width:62px}.melon-basket,.search-layer{top:73px;left:16px;right:16px;width:auto}.melon-basket{height:60vh;max-height:60vh;border-radius:0 0 14px 14px}.basket-grid{grid-template-columns:1fr 1fr;gap:0 14px}.basket-link small{font-size:11px}.search-layer{padding:16px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.image-slot.home-dual{height:160px}.image-slot.home-triple{height:150px}.feature-wide{gap:14px}.page-hero{padding-bottom:20px}.section{padding:22px 0}.section-head{align-items:start;flex-direction:column;gap:5px}.section-head h2{font-size:22px}.prose{padding:18px}.footer-grid{grid-template-columns:1fr 1fr;gap:18px}.footer-inner{padding-bottom:calc(88px + env(safe-area-inset-bottom))}.mobile-bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:70;min-height:50px;padding-bottom:env(safe-area-inset-bottom);background:#FFFDF4;border-top:1px solid var(--border);box-shadow:0 -8px 24px rgba(20,50,28,.08)}.mobile-bottom-nav a{min-height:50px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;font-weight:800}.mobile-bottom-nav a.is-active{background:var(--green);color:#F4FBF4}.notice-strip{align-items:flex-start;flex-direction:column}.home-banner-copy .lead{font-size:23px}.footer-brand-row{align-items:flex-start;flex-direction:column}.list-item{grid-template-columns:46px minmax(0,1fr)}.list-number{width:42px;height:42px}
}
@media (max-width:420px){.basket-grid{grid-template-columns:1fr}.basket-group{padding:6px 0}.melon-basket{height:64vh;max-height:64vh}.stage-actions{gap:4px}.menu-button,.app-button{padding:0 9px;font-size:14px}.brand-lockup{max-width:132px}.brand-logo{max-width:128px}.search-presets{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}