/* ========= 基础 reset & 变量 ========= */
:root{
  --green-deep:#03624C;
  --green-bright:#00CC99;
  --green-soft:#7CE7C6;
  --green-pale:#E8F5F1;
  --ink:#0A0F0D;
  --ink-2:#121A16;
  --ink-3:#1B2620;
  --ink-4:#243329;
  --line:rgba(0,204,153,.18);
  --line-strong:rgba(0,204,153,.4);
  --text:#E8F5F1;
  --text-dim:#9FB5AB;
  --text-mute:#6B8075;
  --shadow-green:0 10px 40px rgba(0,204,153,.15);
  --radius:14px;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--ink);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}
::selection{background:var(--green-bright);color:var(--ink)}

/* ========= 通用容器 ========= */
.wrap{max-width:1240px;margin:0 auto;padding:0 28px}
@media (max-width:768px){.wrap{padding:0 18px}}

/* ========= 导航 ========= */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(255,255,255,.88);
  border-bottom:1px solid rgba(0,0,0,.06);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:.5px}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--green-deep),#02261e);
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;inset:-2px;
  background:radial-gradient(circle at 70% 30%,var(--green-bright),transparent 60%);
  opacity:.55;
}
.brand-mark svg{position:relative;z-index:2;width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-size:16px;color:#fff;letter-spacing:1px}
.brand-text small{font-size:11px;color:var(--green-bright);letter-spacing:3px;font-weight:600}
.logo-img{height:36px;width:auto;display:block;transition:.25s}
.logo-img:hover{filter:drop-shadow(0 2px 8px rgba(0,0,0,.08))}
@media (max-width:768px){.logo-img{height:30px}}

.menu{display:flex;gap:30px;align-items:center}
.menu a{font-size:14px;color:#3A4A40;transition:.25s;position:relative;padding:6px 0}
.menu a:hover{color:var(--green-deep)}
.menu a::after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:var(--green-bright);transform:scaleX(0);transition:.3s;transform-origin:left}
.menu a:hover::after{transform:scaleX(1)}

.cta-btn{
  background:linear-gradient(135deg,var(--green-bright),var(--green-deep));
  color:#fff;font-weight:600;font-size:13px;padding:9px 18px;
  border-radius:30px;transition:.25s;letter-spacing:.5px;
  display:inline-flex;align-items:center;gap:6px;
}
.cta-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-green)}

.menu-toggle{display:none}
@media (max-width:880px){
  .menu{display:none}
  .menu-toggle{display:flex;width:38px;height:38px;border-radius:8px;align-items:center;justify-content:center;border:1px solid rgba(0,0,0,.15);background:#fff}
  .menu-toggle span{width:18px;height:1.5px;background:#3A4A40;position:relative;display:block}
  .menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:#3A4A40}
  .menu-toggle span::before{top:-6px}
  .menu-toggle span::after{top:6px}
  .cta-btn{padding:8px 14px;font-size:12px}
  .menu.show{
    display:flex;flex-direction:column;
    position:absolute;top:68px;left:0;right:0;
    background:rgba(255,255,255,.95);
    backdrop-filter:blur(14px);
    padding:16px 28px 24px;
    gap:6px;border-bottom:1px solid rgba(0,0,0,.06);
    box-shadow:0 12px 24px rgba(0,0,0,.06);
  }
  .menu.show a{padding:12px 0;font-size:15px;border-bottom:1px solid rgba(0,0,0,.05)}
  .menu.show a:last-child{border-bottom:none}
}

/* ========= KV 主视觉 ========= */
.kv{
  position:relative;min-height:100vh;padding:120px 0 80px;
  background:radial-gradient(ellipse 80% 60% at 75% 30%,rgba(0,204,153,.18),transparent 70%),
             radial-gradient(ellipse 50% 50% at 15% 80%,rgba(3,98,76,.4),transparent 70%),
             var(--ink);
  overflow:hidden;
}
.kv::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(0,204,153,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,204,153,.04) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%);
  pointer-events:none;
}
.kv-grid{
  display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center;
  position:relative;z-index:2;
}
@media (max-width:980px){.kv-grid{grid-template-columns:1fr;gap:40px;text-align:center}}

.kv-text{position:relative}
.kv-tag{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line-strong);
  background:rgba(3,98,76,.25);
  padding:6px 14px;border-radius:30px;
  font-size:12px;color:var(--green-bright);letter-spacing:2px;
  margin-bottom:24px;backdrop-filter:blur(6px);
}
.kv-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green-bright);box-shadow:0 0 8px var(--green-bright)}

.kv h1{
  font-size:clamp(40px,6vw,76px);
  font-weight:800;letter-spacing:-1px;
  background:linear-gradient(180deg,#fff 0%,var(--green-pale) 80%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1.08;margin-bottom:24px;
}
.kv h1 em{font-style:normal;color:var(--green-bright)}
.kv-desc{font-size:17px;color:var(--text-dim);max-width:540px;line-height:1.85;margin-bottom:36px}
@media (max-width:980px){.kv-desc{margin-left:auto;margin-right:auto}}

.kv-cta{display:flex;gap:14px;flex-wrap:wrap}
@media (max-width:980px){.kv-cta{justify-content:center}}

.btn-main{
  background:linear-gradient(135deg,#00FFB3,#00CC99 45%,#03624C);
  color:#fff;padding:14px 34px;border-radius:30px;font-weight:700;letter-spacing:1px;
  display:inline-flex;align-items:center;gap:10px;
  transition:.3s;box-shadow:0 8px 28px rgba(0,204,153,.45),inset 0 1px 0 rgba(255,255,255,.25);
  border:1px solid rgba(255,255,255,.15);
}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(0,204,153,.6),inset 0 1px 0 rgba(255,255,255,.3);filter:brightness(1.08)}
.btn-ghost{
  padding:14px 32px;border-radius:30px;font-weight:600;
  border:1px solid var(--line-strong);color:var(--text);
  display:inline-flex;align-items:center;gap:10px;transition:.3s;
  background:rgba(255,255,255,.02);
}
.btn-ghost:hover{border-color:var(--green-bright);color:var(--green-bright)}

.kv-stats{
  display:flex;gap:40px;margin-top:56px;padding-top:32px;
  border-top:1px solid var(--line);
}
@media (max-width:980px){.kv-stats{justify-content:center}}
.kv-stat b{
  display:block;font-size:34px;color:#fff;font-weight:800;
  font-family:"SF Mono","Consolas",monospace;letter-spacing:-1px;
}
.kv-stat b i{font-style:normal;color:var(--green-bright);font-size:22px;font-family:"SF Mono","Consolas","Microsoft YaHei",monospace}
.kv-stat span{font-size:12px;color:var(--text-mute);letter-spacing:1.5px}

.kv-visual{position:relative;height:520px;display:flex;align-items:center;justify-content:center}
@media (max-width:980px){.kv-visual{height:380px}}

/* 充电桩 SVG */
.charger{
  width:100%;max-width:480px;height:auto;
  filter:drop-shadow(0 30px 60px rgba(0,204,153,.35));
  animation:float 6s ease-in-out infinite;
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

.orbit{
  position:absolute;border-radius:50%;border:1px solid var(--line);
  animation:spin 30s linear infinite;
}
.orbit-1{width:340px;height:340px}
.orbit-2{width:480px;height:480px;animation-duration:50s;animation-direction:reverse}
.orbit-3{width:620px;height:620px;animation-duration:80s}
.orbit::before{
  content:"";position:absolute;width:8px;height:8px;border-radius:50%;
  background:var(--green-bright);box-shadow:0 0 12px var(--green-bright);
  top:-4px;left:50%;transform:translateX(-50%);
}
@keyframes spin{to{transform:rotate(360deg)}}

/* 数据条 */
.metrics{
  background:var(--ink-2);
  padding:60px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.metrics-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px;
}
@media (max-width:560px){.metrics-grid{grid-template-columns:1fr}}

.m-card{
  padding:24px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(135deg,rgba(3,98,76,.18),rgba(0,204,153,.04));
  position:relative;overflow:hidden;transition:.3s;
}
.m-card:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.m-card::before{
  content:"";position:absolute;top:-30px;right:-30px;
  width:90px;height:90px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,204,153,.3),transparent 70%);
}
.m-num{
  font-size:42px;font-weight:800;color:#fff;font-family:"SF Mono",monospace;
  letter-spacing:-1px;line-height:1;
}
.m-num em{font-style:normal;color:var(--green-bright);font-size:28px;margin-left:2px;font-family:"SF Mono","Consolas","Microsoft YaHei",monospace}
.m-label{font-size:13px;color:var(--text-dim);margin-top:8px;letter-spacing:1px}
.m-trend{margin-top:14px;display:flex;align-items:center;gap:6px;font-size:12px;color:var(--green-bright)}
.m-trend::before{content:"";width:14px;height:1px;background:var(--green-bright)}

/* 通用 section */
section{padding:110px 0;position:relative}
@media (max-width:768px){section{padding:70px 0}}
.sec-head{text-align:center;max-width:720px;margin:0 auto 64px}
.sec-tag{
  display:inline-block;color:var(--green-bright);font-size:13px;
  letter-spacing:4px;font-weight:600;margin-bottom:18px;
  position:relative;padding:0 24px;
}
.sec-tag::before,.sec-tag::after{content:"";position:absolute;top:50%;width:14px;height:1px;background:var(--green-bright)}
.sec-tag::before{left:0}
.sec-tag::after{right:0}
.sec-title{
  font-size:clamp(28px,4vw,44px);font-weight:800;color:#fff;
  margin-bottom:18px;letter-spacing:-.5px;
}
.sec-desc{color:var(--text-dim);font-size:16px;line-height:1.85}

/* 项目介绍 */
.intro{
  background:
    radial-gradient(circle at 0% 50%,rgba(3,98,76,.18),transparent 50%),
    var(--ink);
}
.intro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:980px){.intro-grid{grid-template-columns:1fr}}

.intro-card{
  padding:34px 30px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--ink-2);position:relative;transition:.3s;overflow:hidden;
}
.intro-card:hover{border-color:var(--line-strong);background:var(--ink-3)}
.intro-card::before{
  content:"";position:absolute;left:0;top:0;width:60px;height:2px;
  background:linear-gradient(90deg,var(--green-bright),transparent);
}
.intro-num{
  font-size:48px;font-weight:800;color:rgba(0,204,153,.45);
  font-family:"SF Mono",monospace;letter-spacing:-2px;margin-bottom:8px;line-height:1;
  text-shadow:0 0 20px rgba(0,204,153,.15);
}
.intro-card h3{font-size:20px;color:#fff;margin-bottom:14px;font-weight:700}
.intro-card p{font-size:14px;color:var(--text-dim);line-height:1.85}

.reason-section{
  background:var(--ink);
  border-top:1px solid var(--line);
}
.reason-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:880px){.reason-grid{grid-template-columns:1fr}}
.reason{
  padding:30px 24px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--ink-3);
  position:relative;transition:.3s;
}
.reason:hover{border-color:var(--green-bright);transform:translateY(-3px)}
.reason-icon{
  width:48px;height:48px;border-radius:12px;
  background:linear-gradient(135deg,var(--green-deep),var(--green-bright));
  display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.reason-icon svg{width:24px;height:24px}
.reason h4{font-size:16px;color:#fff;font-weight:700;margin-bottom:10px}
.reason p{font-size:13px;color:var(--text-dim);line-height:1.75}

/* 表格 */
.stations{background:var(--ink-2)}
.station-toolbar{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;
  gap:16px;margin-bottom:24px;
}
.search-box{
  display:flex;align-items:center;gap:10px;
  background:var(--ink-2);border:1px solid var(--line);
  border-radius:30px;padding:10px 18px;flex:1;max-width:380px;
  transition:.3s;
}
.search-box:focus-within{border-color:var(--green-bright)}
.search-box svg{width:16px;height:16px;color:var(--text-mute);flex-shrink:0}
.search-box input{
  background:none;border:none;outline:none;color:#fff;
  font-size:14px;flex:1;font-family:inherit;
}
.search-box input::placeholder{color:var(--text-mute)}

.filter-chip{
  font-size:12px;padding:7px 14px;border:1px solid var(--line);
  border-radius:30px;color:var(--text-dim);transition:.25s;
}
.filter-chip:hover{border-color:var(--green-bright);color:var(--green-bright)}
.filter-chip.active{background:var(--green-bright);color:var(--ink);border-color:var(--green-bright);font-weight:600}

.table-wrap{
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--ink-2);overflow:hidden;
}
.tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;min-width:900px;border-collapse:collapse}
thead{background:linear-gradient(180deg,var(--ink-3),var(--ink-2))}
thead th{
  text-align:left;padding:18px 20px;font-size:13px;font-weight:600;
  color:var(--green-bright);letter-spacing:1px;
  border-bottom:1px solid var(--line-strong);
  white-space:nowrap;
}
tbody td{
  padding:20px;font-size:14px;color:var(--text);
  border-bottom:1px solid rgba(0,204,153,.08);
  vertical-align:middle;
}
tbody tr{transition:.2s}
tbody tr:hover{background:rgba(0,204,153,.04)}

.station-name{font-weight:600;color:#fff}
.station-name small{display:block;font-size:11px;color:var(--text-mute);margin-top:2px}

.ratio-cell{display:flex;align-items:center;gap:12px;min-width:150px}
.ratio-bar{
  flex:1;height:6px;background:rgba(255,255,255,.06);
  border-radius:3px;overflow:hidden;max-width:90px;
}
.ratio-fill{height:100%;background:linear-gradient(90deg,var(--green-deep),var(--green-bright));border-radius:3px}
.ratio-val{font-family:"SF Mono",monospace;color:var(--green-bright);font-weight:600;font-size:13px;min-width:42px}

.tag-method{
  display:inline-block;font-size:11px;padding:4px 10px;border-radius:4px;
  background:rgba(0,204,153,.1);color:var(--green-bright);font-weight:600;letter-spacing:.5px;
}
.tag-method.solar{background:rgba(255,193,7,.1);color:#FFC107}
.tag-method.wind{background:rgba(33,150,243,.1);color:#64B5F6}
.tag-method.hydro{background:rgba(124,231,198,.18);color:var(--green-soft)}

.tag-op{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;color:var(--text-dim);
}
.tag-op::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--green-bright);
}

.table-foot{
  padding:18px 24px;display:flex;justify-content:space-between;
  align-items:center;font-size:12px;color:var(--text-mute);
  border-top:1px solid var(--line);background:rgba(0,0,0,.2);
}
.ext-field-hint{
  margin-top:18px;padding:14px 18px;font-size:12px;
  color:var(--text-mute);border:1px dashed var(--line-strong);border-radius:8px;
  display:flex;align-items:center;gap:10px;background:rgba(0,204,153,.03);
}
.ext-field-hint svg{width:14px;height:14px;color:var(--green-bright);flex-shrink:0}

/* 分页 */
.pagination{
  display:flex;justify-content:center;align-items:center;
  gap:6px;margin-top:20px;flex-wrap:wrap;
}
.page-btn{
  min-width:36px;height:36px;border-radius:8px;
  border:1px solid var(--line);background:var(--ink-2);
  color:var(--text-dim);font-size:13px;font-weight:600;
  display:inline-flex;align-items:center;justify-content:center;
  transition:.25s;cursor:pointer;padding:0 10px;
}
.page-btn:hover:not(:disabled):not(.active){
  border-color:var(--green-bright);color:var(--green-bright);
}
.page-btn.active{
  background:var(--green-bright);color:var(--ink);border-color:var(--green-bright);
}
.page-btn:disabled{opacity:.35;cursor:not-allowed}
.page-ellipsis{color:var(--text-mute);padding:0 4px;font-size:13px}

/* 地图入口 */
.map-entry{
  background:
    radial-gradient(circle at 100% 50%,rgba(0,204,153,.12),transparent 50%),
    var(--ink);
}
.map-card{
  display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:center;
  border:1px solid var(--line);border-radius:24px;
  background:var(--ink-2);overflow:hidden;
  position:relative;
}
@media (max-width:980px){.map-card{grid-template-columns:1fr}}

.map-info{padding:46px 40px}
@media (max-width:560px){.map-info{padding:32px 24px}}
.map-info .sec-tag{margin-bottom:14px;padding:0;display:inline-block}
.map-info .sec-tag::before,.map-info .sec-tag::after{display:none}
.map-info h3{font-size:30px;color:#fff;font-weight:800;margin-bottom:14px;letter-spacing:-.5px}
.map-info p{color:var(--text-dim);font-size:14px;line-height:1.85;margin-bottom:24px}
.map-features{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}
.map-features li{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-dim)}
.map-features li::before{
  content:"";width:16px;height:16px;border-radius:50%;
  background:rgba(0,204,153,.15);display:flex;align-items:center;justify-content:center;flex-shrink:0;
  background-image:radial-gradient(circle,var(--green-bright) 30%,transparent 35%);
}

.map-visual{
  position:relative;height:100%;min-height:360px;
  background:linear-gradient(135deg,#02261e 0%,#03362a 100%);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.map-visual::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(0,204,153,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,204,153,.06) 1px,transparent 1px);
  background-size:30px 30px;
}
.map-pulse{
  width:90px;height:90px;border-radius:50%;
  background:radial-gradient(circle,var(--green-bright),rgba(0,204,153,.4) 50%,transparent 80%);
  animation:pulse 2.5s ease-in-out infinite;position:relative;z-index:2;
}
@keyframes pulse{
  0%,100%{transform:scale(1);opacity:1}
  50%{transform:scale(1.3);opacity:.6}
}
.map-pin{
  position:absolute;width:14px;height:14px;border-radius:50%;
  background:var(--green-bright);box-shadow:0 0 14px var(--green-bright);
  z-index:3;
}
.map-pin::after{content:attr(data-label);position:absolute;top:-28px;left:50%;transform:translateX(-50%);
  background:rgba(10,15,13,.9);border:1px solid var(--line-strong);
  padding:3px 8px;border-radius:4px;font-size:11px;white-space:nowrap;color:var(--green-bright);font-weight:600}
.map-pin.p1{top:25%;left:30%}
.map-pin.p2{top:45%;left:55%}
.map-pin.p3{top:65%;left:38%}
.map-pin.p4{top:30%;left:72%}
.map-pin.p5{top:75%;left:60%}

.scan-line{
  position:absolute;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--green-bright),transparent);
  box-shadow:0 0 20px var(--green-bright);
  animation:scan 4s linear infinite;
}
@keyframes scan{
  0%{top:0%;opacity:0}
  50%{opacity:1}
  100%{top:100%;opacity:0}
}

/* 新闻 */
.news{background:var(--ink-2);border-top:1px solid var(--line)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:980px){.news-grid{grid-template-columns:1fr}}

.news-card{
  position:relative;
  border:1px solid var(--line);border-radius:var(--radius);
  background:var(--ink);overflow:hidden;transition:.3s;cursor:pointer;
}
.news-card:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.news-img{
  position:relative;height:200px;overflow:hidden;
  background:linear-gradient(135deg,#02261e,var(--green-deep));
}
.news-img svg{width:100%;height:100%;display:block;transition:.5s}
.news-card:hover .news-img svg{transform:scale(1.05)}
.news-tag{
  position:absolute;top:14px;left:14px;
  background:rgba(10,15,13,.7);backdrop-filter:blur(8px);
  border:1px solid var(--line);
  font-size:11px;padding:5px 10px;border-radius:30px;
  color:var(--green-bright);font-weight:600;letter-spacing:1px;
}
.news-body{padding:22px 22px 24px}
.news-date{font-size:12px;color:var(--text-mute);letter-spacing:1px;margin-bottom:10px}
.news-body h4{font-size:17px;color:#fff;font-weight:700;line-height:1.5;margin-bottom:10px}
.news-body p{font-size:13px;color:var(--text-dim);line-height:1.7}
.news-body .read-more{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:14px;font-size:12px;color:var(--green-bright);font-weight:600;
  letter-spacing:1px;
}
.news-body .read-more::after{
  content:"→";transition:.3s;display:inline-block;
}
.news-card:hover .read-more::after{transform:translateX(4px)}
/* 整卡可点击：阅读全文（有链接时）的伪元素铺满整张卡片，悬停图片/标题即可跳转 */
a.read-more::before{
  content:"";position:absolute;inset:0;z-index:2;
}
.news-card:hover .news-body h4{color:var(--green-bright)}

/* 联系 */
.contact{
  background:
    radial-gradient(ellipse at center top,rgba(0,204,153,.12),transparent 60%),
    var(--ink);
}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
@media (max-width:880px){.contact-grid{grid-template-columns:1fr}}
.contact-card.info-card{display:flex;align-items:center}
.contact-card{
  padding:40px;border:1px solid var(--line);border-radius:20px;
  background:var(--ink-2);position:relative;overflow:hidden;
}
.contact-card::before{
  content:"";position:absolute;top:-50px;right:-50px;
  width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,204,153,.15),transparent 70%);
}
.contact-card h3{font-size:24px;color:#fff;font-weight:800;margin-bottom:14px}
.contact-card > p{color:var(--text-dim);font-size:14px;line-height:1.85;margin-bottom:28px}

.contact-info{display:flex;flex-direction:column;gap:18px}
.ci{display:flex;align-items:center;gap:16px;padding:14px 0;border-top:1px solid var(--line)}
.ci:first-child{border-top:none;padding-top:0}
.ci-icon{
  width:42px;height:42px;border-radius:10px;
  background:rgba(0,204,153,.1);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.ci-icon svg{width:20px;height:20px;color:var(--green-bright)}
.ci b{display:block;font-size:12px;color:var(--text-mute);letter-spacing:1.5px;margin-bottom:4px}
.ci span{font-size:15px;color:#fff;font-weight:500}

.qr-card{display:flex;align-items:center;gap:28px;padding:36px}
@media (max-width:560px){.qr-card{flex-direction:column;text-align:center;gap:18px}}
.qr-box{
  width:140px;height:140px;border-radius:14px;
  background:#fff;padding:10px;flex-shrink:0;position:relative;
  box-shadow:0 10px 30px rgba(0,204,153,.2);
}
.qr-box svg{width:100%;height:100%}
.qr-text h4{font-size:18px;color:#fff;font-weight:700;margin-bottom:8px}
.qr-text p{font-size:13px;color:var(--text-dim);line-height:1.7}
.qr-text .small{
  display:inline-block;margin-top:14px;padding:8px 14px;
  border:1px solid var(--line-strong);border-radius:30px;
  font-size:12px;color:var(--green-bright);letter-spacing:1px;
}

/* 页脚 */
footer{
  background:var(--green-pale);border-top:1px solid rgba(0,204,153,.2);
  padding:48px 0 28px;
}
.foot-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(0,204,153,.15)}
@media (max-width:880px){.foot-top{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.foot-top{grid-template-columns:1fr}}
.foot-brand p{margin-top:18px;font-size:13px;color:#4A5C54;line-height:1.7;max-width:300px}
.foot-col h5{font-size:13px;color:var(--green-deep);font-weight:700;letter-spacing:2px;margin-bottom:18px}
.foot-col a,.foot-col p{display:block;font-size:13px;color:#4A5C54;margin-bottom:10px;transition:.2s}
.foot-col a:hover{color:var(--green-bright)}
.foot-bot{padding-top:24px;display:flex;justify-content:space-between;font-size:12px;color:#7A8C84;flex-wrap:wrap;gap:12px}

/* 滚动入场动画 */
.reveal{opacity:0;transform:translateY(30px);transition:.8s ease}
.reveal.on{opacity:1;transform:none}