:root{--green:#087a62;--blue:#1677d2;--cyan:#3cb6d5;--ink:#142637;--muted:#69798a;--line:#dce8f0;--pale:#f4f9fb;--gradient:linear-gradient(105deg,#1677d2,#02ad7c)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,#f6fbfd 0,#fff 52%);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif}.site-header{height:88px;padding:0 max(42px,calc((100vw - 1440px)/2));display:flex;align-items:center;justify-content:space-between;gap:25px;background:#fffffff2;backdrop-filter:blur(16px);position:sticky;top:0;z-index:10;border-bottom:1px solid #e2edf1}.brand{display:flex;gap:11px;align-items:center;color:var(--ink);font-weight:700;font-size:18px;text-decoration:none;white-space:nowrap}.brand small{display:block;font-weight:500;font-size:12px;margin-top:2px;color:var(--muted)}.brand-mark{height:44px;width:44px;display:grid;place-items:center;border:2px solid var(--green);border-radius:50%;color:var(--green);font-size:27px}nav{display:flex;gap:42px}nav a{padding:33px 0 27px;color:#354354;text-decoration:none;font-size:15px;border-bottom:3px solid transparent}nav a:hover,nav a.active{color:var(--green);border-color:var(--green);font-weight:700}.member-login{border:1px solid var(--green);padding:11px 15px;border-radius:9px;color:var(--green);text-decoration:none;font-size:14px;white-space:nowrap}.hero{max-width:1440px;margin:auto;min-height:340px;display:grid;grid-template-columns:47% 53%;align-items:center;overflow:hidden;padding:54px 42px 42px;background:radial-gradient(circle at 83% 30%,#e2fbf3 0,transparent 31%),linear-gradient(108deg,#eff9fc,#f9ffff)}.hero-copy{position:relative;z-index:2}.eyebrow{letter-spacing:1.6px;font-size:11px;color:var(--blue);font-weight:700;margin:0 0 12px}.hero h1{font-size:54px;margin:0;color:transparent;background:var(--gradient);background-clip:text;line-height:1.15}.hero-copy>p:not(.eyebrow){font-size:19px;color:#526273;letter-spacing:1px}.hero-actions{display:flex;align-items:center;gap:26px;margin-top:28px}.primary-button,.secondary-button{border:0;border-radius:9px;padding:13px 24px;font:inherit;font-weight:700;cursor:pointer}.primary-button{background:var(--gradient);color:#fff;box-shadow:0 9px 20px #0a937030}.text-button{color:var(--blue);text-decoration:none;font-weight:700}.text-button span{font-size:20px;margin-left:5px}.city-art{position:relative;height:258px;overflow:hidden}.sun{position:absolute;width:84px;height:84px;border-radius:50%;right:22%;top:15px;background:#d9fbf0;border:1px solid #80d6b7}.mountain{position:absolute;bottom:54px;border:1px solid #a9dce6;transform:skewX(-25deg) rotate(-35deg);background:#e9f9fb}.mountain-one{width:230px;height:180px;right:35%;opacity:.8}.mountain-two{width:190px;height:160px;right:11%;opacity:.55}.skyline{position:absolute;bottom:43px;right:11%;width:75%;height:105px;display:flex;gap:8px;align-items:end;border-bottom:3px solid #3cb6d5}.skyline i{display:block;width:30px;background:linear-gradient(#baeaf3,#5fbae4);border:1px solid #238cc6}.skyline i:nth-child(1){height:52px}.skyline i:nth-child(2){height:88px}.skyline i:nth-child(3){height:62px}.skyline i:nth-child(4){height:105px}.skyline i:nth-child(5){height:70px}.skyline i:nth-child(6){height:92px}.skyline i:nth-child(7){height:47px}.river{position:absolute;width:110%;height:48px;bottom:5px;border-top:5px solid #76d7da;border-radius:50%;transform:rotate(-4deg)}.tree{position:absolute;border-radius:55% 45% 55% 45%;background:#83d6a4;width:40px;height:70px;bottom:27px}.tree-one{right:6%}.tree-two{right:30%;transform:scale(.7)}.windmill{position:absolute;right:0;top:30px;color:#249f84;font-size:68px}.co2{position:absolute;right:6%;bottom:5px;font-size:23px;color:#0e9b77;font-weight:800}.content-section{max-width:1440px;margin:14px auto;padding:0 42px}.two-up{display:grid;grid-template-columns:1fr 1.52fr;gap:14px}.panel{background:#fff;border:1px solid #e2edf2;box-shadow:0 8px 24px #346b7610;border-radius:13px;padding:20px}.section-heading{display:flex;gap:10px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:13px}.section-heading h2{font-size:18px;margin:0;flex:1}.section-heading a{color:#607181;font-size:13px;text-decoration:none}.icon{color:var(--blue);font-size:20px}.news-list{list-style:none;padding:0;margin:7px 0 0}.news-list li{padding:10px 0;display:flex;gap:9px;font-size:13px;border-bottom:1px dashed #e8eef1}.news-list li:last-child{border:0}.news-list li:before{content:"";margin-top:7px;height:5px;width:5px;flex:0 0 5px;background:var(--green);border-radius:50%}.news-list a{color:#374553;text-decoration:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.news-list time{color:#8793a0;white-space:nowrap}.tabs{display:flex;justify-content:space-around;border-bottom:1px solid var(--line)}.tab{padding:12px 12px 10px;border:0;border-bottom:3px solid transparent;background:none;color:#526273;cursor:pointer;font:inherit;font-size:14px}.tab.active{color:var(--green);border-color:var(--green);font-weight:700}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px}th,td{padding:11px 13px;text-align:left;border-bottom:1px solid #e4edf1;white-space:nowrap}th{color:#397281;background:#f2f9fb;font-weight:700}td a{color:var(--green);font-weight:700;text-decoration:none}.contact-preview-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:12px;margin-top:12px}.contact-lines{display:grid;gap:8px}.contact-lines>div{padding:10px;border:1px solid #e3edf1;border-radius:8px;display:flex;gap:10px}.contact-lines b{color:var(--green);font-size:23px}.contact-lines span{display:grid;gap:3px;font-size:13px}.contact-lines small{color:var(--muted)}.map-card{min-height:153px;text-decoration:none;display:grid;place-content:center;text-align:center;gap:5px;background:linear-gradient(135deg,#f7ffff,#e9f6f3),repeating-linear-gradient(45deg,transparent 0 13px,#dff1ed 14px 15px);border-radius:9px;color:var(--green);border:1px solid #e1eef0}.map-card span{font-size:38px}.map-card em{font-style:normal;font-size:11px;color:#64778a}.map-card strong{font-size:14px}footer{max-width:1440px;margin:30px auto 0;padding:25px 42px;border-top:1px solid var(--line);color:#7a8995;font-size:12px;display:flex;justify-content:space-between}footer a{color:var(--green);text-decoration:none}dialog{border:0;padding:0;border-radius:15px;width:min(720px,92vw);box-shadow:0 25px 70px #082c3f55}dialog::backdrop{background:#0831508c;backdrop-filter:blur(3px)}dialog form{padding:28px}.modal-header{display:flex;justify-content:space-between;align-items:start}.modal-header h2{margin:0;font-size:24px}.close-button{border:0;background:none;font-size:28px;color:#6c7884;cursor:pointer}.info-note{margin:20px 0;background:#eef8fc;padding:11px 13px;border-radius:7px;font-size:13px;color:#41637b}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid label,.remarks{display:grid;gap:7px;font-size:14px;font-weight:700}.form-grid em{font-style:normal;color:#e75050}input,textarea{border:1px solid #cedde6;border-radius:7px;padding:11px;font:inherit;outline-color:var(--blue)}.file-row{margin:18px 0;display:grid;gap:10px}.file-row>a{justify-self:end;color:var(--blue);font-size:13px}.upload-zone{border:1.5px dashed #8ec8e8;border-radius:9px;min-height:100px;display:grid;place-content:center;text-align:center;color:var(--blue);cursor:pointer;font-size:28px}.upload-zone span{font-size:14px;color:#374553;margin-top:4px}.upload-zone small{font-size:11px;color:#8190a0;margin-top:4px}.upload-zone input{display:none}.remarks textarea{height:70px;resize:vertical}.form-footer{display:flex;justify-content:space-between;align-items:center;margin-top:20px;border-top:1px solid var(--line);padding-top:18px;color:#4f6b76;font-size:13px}.form-footer>div{display:flex;gap:10px}.secondary-button{background:#fff;border:1px solid #cbdce3;color:#516473}.toast{position:fixed;z-index:30;bottom:25px;left:50%;transform:translate(-50%,100px);background:#153b44;color:#fff;padding:12px 18px;border-radius:8px;font-size:14px;opacity:0;transition:.25s}.toast.show{transform:translate(-50%,0);opacity:1}@media(max-width:900px){.site-header{height:auto;padding:14px 20px;flex-wrap:wrap}.brand{font-size:15px}nav{order:3;width:100%;justify-content:space-between;gap:10px}nav a{padding:8px 0}.member-login{font-size:12px}.hero{grid-template-columns:1fr;padding:42px 24px 0}.hero h1{font-size:38px}.city-art{height:200px}.content-section{padding:0 18px}.two-up{grid-template-columns:1fr}.contact-preview-grid{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}footer{padding:22px 18px}.form-footer{align-items:start;gap:12px;flex-direction:column}.announcement-panel{order:2}.standards-panel{order:3}.contact-preview{order:4}}