:root{--ink:#1f2926;--muted:#65716b;--deep:#173c34;--deep-2:#0e2d27;--moss:#41695c;--sage:#d9e1d7;--cream:#f6f1e7;--paper:#fffaf0;--sand:#e8dcc8;--line:rgba(31,41,38,.12);--shadow:0 24px 60px rgba(23,60,52,.12);--radius:28px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:linear-gradient(180deg,var(--cream),#fbf7ee 42%,#eef4ef 100%);line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.skip-link{position:absolute;left:-999px;top:12px;padding:10px 14px;background:var(--deep);color:#fff;border-radius:12px;z-index:99}.skip-link:focus{left:12px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,241,231,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(31,41,38,.08);transition:box-shadow .25s ease,background .25s ease}.site-header.scrolled{box-shadow:0 16px 50px rgba(23,60,52,.12);background:rgba(246,241,231,.94)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.04em}.brand-mark{width:42px;height:42px;border-radius:16px;background:linear-gradient(135deg,var(--deep),var(--moss));color:#fff;display:grid;place-items:center;box-shadow:0 14px 32px rgba(23,60,52,.22)}.brand-text{font-size:20px}.main-nav{display:flex;align-items:center;gap:4px}.main-nav a{padding:10px 14px;border-radius:999px;color:#33423c;font-size:15px;transition:background .2s ease,color .2s ease}.main-nav a:hover,.main-nav a.active{background:var(--deep);color:#fff}.nav-toggle{display:none;border:0;background:transparent;padding:8px;cursor:pointer}.nav-toggle span{display:block;width:24px;height:2px;background:var(--deep);margin:5px 0;border-radius:2px}
.hero{position:relative;overflow:hidden;padding:92px 0 74px}.hero:before{content:"";position:absolute;inset:-40px 0 auto auto;width:52vw;height:52vw;background:radial-gradient(circle,rgba(65,105,92,.18),rgba(65,105,92,0) 68%);pointer-events:none}.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;color:var(--deep);background:rgba(255,250,240,.72);font-weight:700;font-size:14px}.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--moss);box-shadow:0 0 0 6px rgba(65,105,92,.14)}h1,h2,h3{line-height:1.18;margin:0;color:var(--deep-2)}h1{font-size:clamp(42px,6vw,76px);letter-spacing:-.06em;margin-top:22px}h2{font-size:clamp(30px,4vw,48px);letter-spacing:-.04em}h3{font-size:22px}p{margin:0;color:var(--muted)}.lead{font-size:18px;margin-top:24px;max-width:740px;color:#4c5d56}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 20px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}.btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(23,60,52,.14)}.btn-primary{background:var(--deep);color:#fff}.btn-soft{background:rgba(255,250,240,.75);color:var(--deep);border-color:var(--line)}.hero-card{position:relative;background:rgba(255,250,240,.76);border:1px solid rgba(31,41,38,.1);border-radius:36px;box-shadow:var(--shadow);padding:18px;overflow:hidden}.hero-card img{border-radius:26px;width:100%}.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.hero-facts span{display:block;padding:12px;border-radius:18px;background:rgba(217,225,215,.55);font-size:13px;color:var(--deep);font-weight:700;text-align:center}
.section{padding:76px 0}.section.alt{background:rgba(255,250,240,.58)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}.section-head p{max-width:660px}.kicker{display:block;color:var(--moss);font-weight:800;margin-bottom:10px;letter-spacing:.1em;font-size:13px}.grid{display:grid;gap:22px}.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{background:rgba(255,250,240,.78);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 16px 42px rgba(23,60,52,.08);transition:transform .22s ease,box-shadow .22s ease}.card:hover{transform:translateY(-4px);box-shadow:0 24px 58px rgba(23,60,52,.13)}.card img{border-radius:22px;margin-bottom:18px;background:#e8efe9}.card p{margin-top:10px}.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 0}.tag{display:inline-flex;padding:6px 10px;border-radius:999px;background:rgba(65,105,92,.1);color:var(--deep);font-weight:700;font-size:12px}.video-card{padding:0;overflow:hidden}.video-card .content{padding:22px}.cover{position:relative;overflow:hidden;background:#dfe7df}.cover:after{content:"▶";position:absolute;right:18px;bottom:18px;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:rgba(14,45,39,.88);color:#fff;font-size:15px;padding-left:3px}.meta-line{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;color:var(--muted);font-size:14px}
.timeline{position:relative;display:grid;gap:18px}.timeline:before{content:"";position:absolute;left:22px;top:10px;bottom:10px;width:2px;background:rgba(65,105,92,.22)}.step{position:relative;display:grid;grid-template-columns:48px 1fr;gap:16px;align-items:start}.step-num{position:relative;z-index:1;width:46px;height:46px;border-radius:16px;background:var(--deep);color:#fff;display:grid;place-items:center;font-weight:800;box-shadow:0 10px 24px rgba(23,60,52,.18)}.step-body{background:rgba(255,250,240,.78);border:1px solid var(--line);border-radius:22px;padding:18px}.banner{border-radius:38px;background:linear-gradient(135deg,rgba(23,60,52,.95),rgba(65,105,92,.86)),url('/assets/img/pattern-map.svg');background-size:cover;padding:54px;color:#fff;overflow:hidden;position:relative}.banner h2,.banner p{color:#fff}.banner p{opacity:.82;margin-top:14px;max-width:720px}.banner .btn{margin-top:24px;background:#fff;color:var(--deep)}
.page-hero{padding:70px 0 44px}.page-hero .lead{max-width:780px}.filter-strip{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}.filter-strip button{border:1px solid var(--line);background:rgba(255,250,240,.72);padding:10px 15px;border-radius:999px;color:var(--deep);font-weight:800;cursor:pointer}.filter-strip button.active{background:var(--deep);color:#fff}.info-panel{display:grid;grid-template-columns:1fr 1fr;gap:22px;padding:26px;border-radius:30px;background:rgba(217,225,215,.45);border:1px solid var(--line)}.faq{display:grid;gap:14px}.faq details{background:rgba(255,250,240,.78);border:1px solid var(--line);border-radius:22px;padding:18px 20px}.faq summary{cursor:pointer;font-weight:800;color:var(--deep)}.faq p{margin-top:10px}.contact-card{display:grid;grid-template-columns:.95fr 1.05fr;gap:32px;align-items:start}.form{display:grid;gap:14px}.form label{font-weight:800;color:var(--deep)}.form input,.form textarea,.form select{width:100%;padding:13px 14px;border:1px solid rgba(31,41,38,.16);border-radius:14px;background:#fffaf0;font:inherit;color:var(--ink)}.form textarea{min-height:140px;resize:vertical}.notice{padding:16px 18px;border-radius:18px;background:rgba(65,105,92,.1);color:var(--deep);font-weight:700}
.site-footer{background:var(--deep-2);color:#fff;padding:52px 0 24px;margin-top:30px}.site-footer p,.site-footer a,.site-footer span{color:rgba(255,255,255,.76)}.site-footer h2{font-size:16px;color:#fff;margin-bottom:12px}.footer-grid{display:grid;grid-template-columns:1.5fr .8fr 1fr;gap:32px}.footer-grid a{display:block;margin:8px 0}.footer-brand{margin-bottom:14px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px}.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}.reveal.visible{opacity:1;transform:none}
@media (max-width:920px){.hero-grid,.grid-3,.grid-4,.contact-card,.info-panel{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:12px}.hero{padding-top:58px}.footer-grid{grid-template-columns:1fr}.main-nav{position:fixed;left:20px;right:20px;top:84px;display:none;flex-direction:column;align-items:stretch;background:#fffaf0;border:1px solid var(--line);border-radius:24px;padding:12px;box-shadow:var(--shadow)}.main-nav.open{display:flex}.main-nav a{padding:13px 16px}.nav-toggle{display:block}.hero-facts{grid-template-columns:1fr 1fr}}@media (max-width:560px){.container{width:min(100% - 28px,1180px)}h1{font-size:40px}.hero-card{border-radius:28px;padding:12px}.hero-card img{border-radius:20px}.section{padding:52px 0}.banner{padding:32px;border-radius:28px}.card{padding:20px;border-radius:24px}.hero-facts{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}