*{box-sizing:border-box}
:root{--bg:#f7fbfa;--paper:#fff;--soft:#e9f7f4;--soft2:#fff8ef;--ink:#153e3a;--text:#29534f;--muted:#67807d;--green:#17a39a;--green2:#08746e;--gold:#e5ad45;--coral:#e37d68;--line:rgba(23,163,154,.22);--shadow:0 14px 34px rgba(21,62,58,.08)}
html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.locked{overflow:hidden}
a{text-decoration:none;color:inherit}button{font:inherit}img{display:block;max-width:100%;width:100%;height:100%;object-fit:contain;object-position:center}.wrap{max-width:1080px;margin:auto;padding-left:18px;padding-right:18px}
.topnote{height:26px;background:var(--ink);color:#eaf8f5;font-size:12px}.topnote .wrap{height:26px;display:flex;align-items:center;justify-content:space-between}.topnote button{border:0;background:none;color:#fff;cursor:pointer;padding:0}
.header{position:sticky;top:0;z-index:70;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.header-row{min-height:68px;display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:10px;min-width:215px}.logo{width:96px;height:30px;display:flex;align-items:center}.brand strong,.footer-brand strong{display:block;color:var(--ink);font-size:17px;line-height:1.1}.brand small,.footer-brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.04em;margin-top:4px}
.desktop-nav{display:flex;gap:18px;flex:1;justify-content:center}.desktop-nav a{font-size:14px;color:var(--text);padding:22px 0 18px;border-bottom:3px solid transparent}.desktop-nav a.active,.desktop-nav a:hover{color:var(--green2);border-bottom-color:var(--green)}
.header-actions{display:flex;gap:8px;white-space:nowrap}.ghost-btn,.main-btn,.btn{min-height:42px;padding:0 15px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer}.ghost-btn,.btn.ghost{border:1px solid var(--line);background:#fff;color:var(--ink)}.main-btn,.btn.primary{border:0;background:linear-gradient(135deg,#5fd2c6,#17a39a 55%,#08746e);color:#fff;box-shadow:0 7px 18px rgba(23,163,154,.22)}
.subnav{background:var(--soft);border-bottom:1px solid var(--line)}.subnav-row{height:42px;display:flex;align-items:center;gap:24px;overflow:auto}.subnav-row a{white-space:nowrap;font-size:13px;color:var(--text)}
.page{padding-top:28px;padding-bottom:70px}.breadcrumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:18px}.breadcrumb a{color:var(--green2)}
h1,h2,h3{color:var(--ink);line-height:1.35;margin:0 0 12px}h1{font-size:34px}h2{font-size:22px}h3{font-size:17px}p{margin:0 0 14px}.eyebrow{font-size:12px;color:var(--green2);font-weight:700;letter-spacing:.06em;margin-bottom:8px}.lead{font-size:17px;color:var(--text);max-width:820px}
.hero{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:34px;align-items:center;padding:24px 0 36px}.hero-visual{height:280px;background:linear-gradient(145deg,#e9f7f4,#fff8ef);border:1px solid var(--line);border-radius:24px;padding:16px;box-shadow:var(--shadow)}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.section{margin:24px 0;padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.section.soft{background:var(--soft)}.section.warm{background:var(--soft2)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.card .imgbox{height:150px;background:var(--bg);display:flex;align-items:center;justify-content:center}.card .copy{padding:16px}.card .meta{font-size:12px;color:var(--green2);font-weight:700}
.feature-row{display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:center}.feature-row.reverse{grid-template-columns:1fr 240px}.feature-row.reverse .media{order:2}.media{height:180px;border-radius:18px;background:var(--bg);border:1px solid var(--line);padding:10px}.media.tall{height:330px}.media.banner{height:220px;width:100%}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.tag{font-size:12px;padding:5px 10px;border-radius:999px;background:var(--soft);color:var(--green2);border:1px solid var(--line)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}.list{display:grid;gap:12px}.list article{padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff}.note{padding:15px 17px;border-radius:14px;background:var(--soft);border-left:4px solid var(--green);color:var(--text)}
.footer{background:var(--ink);color:#d9efeb;border-top:1px solid #1b8f87}.footer .wrap{padding-top:34px;padding-bottom:76px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.footer-grid h2{font-size:13px;color:#fff}.footer-grid a{display:block;font-size:13px;color:#d9efeb;margin:7px 0}.footer-note,.copyright{font-size:12px;color:#b8d9d4;margin-top:20px}
.mask{position:fixed;z-index:90;inset:0;background:rgba(21,62,58,.36)}.mask[hidden]{display:none}.menu-panel,.search-panel{position:fixed;z-index:100;visibility:hidden;pointer-events:none;opacity:0;transition:.18s ease;background:#fff;border:1px solid var(--line);box-shadow:0 24px 60px rgba(21,62,58,.20)}.menu-panel[aria-hidden="false"],.search-panel[aria-hidden="false"]{visibility:visible;pointer-events:auto;opacity:1}
.menu-panel{top:92px;left:50%;transform:translateX(-50%);width:min(760px,calc(100vw - 32px));max-height:72vh;overflow:auto;border-radius:22px;padding:20px}.search-panel{top:92px;right:max(16px,calc((100vw - 1080px)/2 + 18px));width:min(430px,calc(100vw - 32px));border-radius:18px;padding:18px}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.panel-head h2{font-size:18px;margin:0}.panel-head button{border:1px solid var(--line);background:#fff;border-radius:10px;padding:7px 11px;cursor:pointer}.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}.panel-grid a{padding:13px;border-radius:14px;background:var(--bg);border:1px solid var(--line)}.panel-grid b{display:block;color:var(--ink)}.panel-grid span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.quick-links{display:flex;gap:8px;flex-wrap:wrap}.quick-links a{padding:7px 11px;border-radius:999px;background:var(--soft);color:var(--green2);font-size:13px}
.mobile-nav{display:none}.faqs{display:grid;gap:14px}.faqs article{padding:18px;border-radius:16px;background:#fff;border:1px solid var(--line)}
@media(max-width:820px){.desktop-nav,.subnav{display:none}.header-row{min-height:62px}.header-actions{margin-left:auto}.brand{min-width:0}.brand .logo{width:74px}.brand small{display:none}.hero{grid-template-columns:1fr}.hero-visual{height:220px}.cards{grid-template-columns:1fr}.feature-row,.feature-row.reverse,.two-col{grid-template-columns:1fr}.feature-row.reverse .media{order:0}.panel-grid{grid-template-columns:1fr}.mobile-nav{display:grid;position:fixed;z-index:80;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--line)}.mobile-nav a{display:flex;align-items:center;justify-content:center;font-size:13px;border-top:3px solid transparent}.mobile-nav a.active{color:var(--green2);font-weight:700;border-top-color:var(--green)}.footer-grid{grid-template-columns:1fr 1fr}.footer .wrap{padding-bottom:94px}}
@media(max-width:520px){h1{font-size:28px}.page{padding-top:20px}.header-actions .ghost-btn{display:none}.main-btn{padding:0 11px}.section{padding:18px}.footer-grid{grid-template-columns:1fr}}