:root{
  --bg:#04060b;
  --bg-soft:#0a0d15;
  --card:#0d111b;
  --card-2:#111623;
  --line:rgba(120,160,255,.10);
  --cyan:#00e5ff;
  --cyan-dim:rgba(0,229,255,.14);
  --txt:#eef3fa;
  --txt-2:#9aa7bd;
  --txt-3:#5d6b84;
  --grad:linear-gradient(120deg,#00e5ff,#4d8dff);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--txt);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
.en{font-family:"Sora","Noto Sans SC",sans-serif}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{width:min(1180px,92vw);margin:0 auto}
::selection{background:rgba(0,229,255,.3)}

/* ---------- 背景氛围 ---------- */
.bg-fx{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.bg-fx .glow1{position:absolute;width:900px;height:900px;top:-420px;right:-260px;
  background:radial-gradient(circle,rgba(0,229,255,.09),transparent 62%);filter:blur(10px);
  animation:aurora1 14s ease-in-out infinite alternate}
.bg-fx .glow2{position:absolute;width:800px;height:800px;top:55%;left:-360px;
  background:radial-gradient(circle,rgba(77,141,255,.07),transparent 62%);
  animation:aurora2 18s ease-in-out infinite alternate}
@keyframes aurora1{from{transform:translate(0,0) scale(1)}to{transform:translate(-90px,70px) scale(1.18)}}
@keyframes aurora2{from{transform:translate(0,0) scale(1)}to{transform:translate(110px,-80px) scale(1.22)}}
.bg-fx .grid{position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(110,160,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(110,160,255,.035) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 30%,transparent 75%)}
#stars{position:absolute;inset:0;width:100%;height:100%}
main,header,footer{position:relative;z-index:1}

/* ---------- 滚动进度条 ---------- */
.progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:200;
  background:linear-gradient(90deg,#00e5ff,#4d8dff,#00e5ff);background-size:200% 100%;
  animation:progshine 2s linear infinite;box-shadow:0 0 12px rgba(0,229,255,.8)}
@keyframes progshine{to{background-position:-200% 0}}

/* ---------- 通用 ---------- */
.sec{padding:96px 0}
.sec-head{text-align:center;margin-bottom:56px}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.24em;
  color:var(--cyan);text-transform:uppercase;margin-bottom:16px;font-weight:500}
.kicker::before,.kicker::after{content:"";width:22px;height:1px;background:linear-gradient(90deg,transparent,var(--cyan))}
.kicker::after{background:linear-gradient(90deg,var(--cyan),transparent)}
h2.sec-title{font-size:clamp(26px,3.4vw,40px);font-weight:900;letter-spacing:.02em;line-height:1.25}
.sec-sub{color:var(--txt-2);margin-top:14px;font-size:15.5px;line-height:1.8}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;
  border:none;font-family:inherit;font-size:15px;font-weight:700;border-radius:10px;
  padding:14px 30px;transition:.25s;white-space:nowrap;position:relative;overflow:hidden}
.btn-primary{background:linear-gradient(120deg,#00e5ff,#4d8dff,#00e5ff);background-size:200% 100%;
  color:#03121a;box-shadow:0 8px 28px rgba(0,229,255,.28);animation:btnflow 3s linear infinite,btnglow 2.4s ease-in-out infinite}
@keyframes btnflow{to{background-position:-200% 0}}
@keyframes btnglow{0%,100%{box-shadow:0 8px 28px rgba(0,229,255,.25)}50%{box-shadow:0 8px 40px rgba(0,229,255,.55)}}
.btn-primary:hover{transform:translateY(-2px) scale(1.02)}
.btn-primary::after{content:"";position:absolute;top:0;left:-80%;width:50%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-22deg);transition:.6s}
.btn-primary:hover::after{left:130%}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid rgba(150,190,255,.28)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(0,229,255,.05);
  box-shadow:0 0 24px rgba(0,229,255,.18) inset,0 0 18px rgba(0,229,255,.12)}

/* reveal 动画 */
.reveal{opacity:0;transform:translateY(34px);filter:blur(6px);
  transition:opacity .8s cubic-bezier(.2,.7,.3,1),transform .8s cubic-bezier(.2,.7,.3,1),filter .8s ease}
.reveal.on{opacity:1;transform:none;filter:blur(0)}

/* ---------- 地球 ---------- */
.globe-box{position:relative;aspect-ratio:1;max-width:520px;margin:0 auto;width:100%;
  transition:transform .3s ease-out;transform-style:preserve-3d}
.globe-inner{position:absolute;inset:0;animation:globelevitate 7s ease-in-out infinite;transform-style:preserve-3d}
@keyframes globelevitate{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.globe-box svg{width:100%;height:100%;animation:spin 60s linear infinite}
.globe-box svg text,.globe-box .hold{animation:none}
.orbit{position:absolute;inset:-4%;border:1px dashed rgba(0,229,255,.16);border-radius:50%;animation:spin 40s linear infinite}
.orbit::after{content:"";position:absolute;top:6%;left:8%;width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px var(--cyan)}
.orbit2{position:absolute;inset:-11%;border:1px solid rgba(77,141,255,.10);border-radius:50%;
  animation:spin 70s linear infinite reverse}
.orbit2::after{content:"";position:absolute;bottom:10%;right:6%;width:6px;height:6px;border-radius:50%;
  background:#4d8dff;box-shadow:0 0 12px #4d8dff}
@keyframes spin{to{transform:rotate(360deg)}}
.node{animation:blink 2.6s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:.35}50%{opacity:1}}
.arc{stroke-dasharray:6 8;animation:arcflow 2.4s linear infinite}
@keyframes arcflow{to{stroke-dashoffset:-56}}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;position:relative;margin-top:12px}
.steps::before{content:"";position:absolute;top:34px;left:8%;right:8%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,229,255,.35),rgba(0,229,255,.35),transparent)}
.steps::after{content:"";position:absolute;top:33.5px;left:8%;width:22%;height:2px;border-radius:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);
  filter:drop-shadow(0 0 6px var(--cyan));animation:beamrun 4.5s linear infinite}
@keyframes beamrun{from{left:8%}to{left:70%}}
.step{text-align:center;position:relative}
.step .ic{width:68px;height:68px;margin:0 auto 16px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(160deg,var(--card-2),var(--card));border:1px solid rgba(0,229,255,.25);
  box-shadow:0 0 0 6px rgba(0,229,255,.04),0 10px 26px rgba(0,0,0,.5);font-size:26px;position:relative;z-index:1;transition:.3s;
  animation:icpulse 4.5s ease-in-out infinite}
.step:nth-child(2) .ic{animation-delay:.75s}.step:nth-child(3) .ic{animation-delay:1.5s}
.step:nth-child(4) .ic{animation-delay:2.25s}.step:nth-child(5) .ic{animation-delay:3s}
.step:nth-child(6) .ic{animation-delay:3.75s}
@keyframes icpulse{0%,100%{box-shadow:0 0 0 6px rgba(0,229,255,.04),0 10px 26px rgba(0,0,0,.5)}
  14%{box-shadow:0 0 0 9px rgba(0,229,255,.10),0 0 34px rgba(0,229,255,.35);border-color:var(--cyan)}}
.step:hover .ic{border-color:var(--cyan);box-shadow:0 0 0 6px rgba(0,229,255,.09),0 0 30px rgba(0,229,255,.25);transform:translateY(-4px) scale(1.06)}
.step .no{font-family:"Sora",sans-serif;font-size:11px;color:var(--cyan);letter-spacing:.2em;margin-bottom:6px}
.step h4{font-size:15px;font-weight:700;margin-bottom:8px}
.step p{font-size:12.5px;color:var(--txt-2);line-height:1.7}
.steps-cta{text-align:center;margin-top:48px}
.steps-cta a{color:var(--cyan);font-weight:700;font-size:16px;border-bottom:1px solid transparent;transition:.2s}
.steps-cta a:hover{border-color:var(--cyan);text-shadow:0 0 14px rgba(0,229,255,.6)}

/* ---------- 对比表 ---------- */
.cmp-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:var(--card)}
table.cmp{width:100%;border-collapse:collapse;min-width:820px}
.cmp th,.cmp td{padding:16px 22px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
.cmp thead th{font-size:15px;font-weight:800;background:var(--bg-soft)}
.cmp thead th.ai{color:var(--cyan);background:rgba(0,229,255,.07)}
.cmp tbody tr:last-child td{border-bottom:none}
.cmp td.dim{color:var(--txt);font-weight:700}
.cmp td.human{color:var(--txt-2)}
.cmp td.ai{color:var(--txt);background:rgba(0,229,255,.05)}
.cmp td.ai b{color:var(--cyan)}
.cmp td.adv{color:var(--txt-2)}
.cmp td.adv b{color:var(--txt);font-weight:700}
.cmp td.ai::before{content:"✓ ";color:var(--cyan);font-weight:900}
.cmp-badge{display:inline-block;background:rgba(0,229,255,.12);color:var(--cyan);font-size:11.5px;
  padding:3px 10px;border-radius:99px;font-weight:700;margin-left:10px;vertical-align:2px}
.cmp-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
.cmp-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px 30px;
  display:flex;align-items:center;gap:22px}
.cmp-card .big{font-family:"Sora",sans-serif;font-size:44px;font-weight:800;background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.cmp-card .t{font-weight:700;font-size:15px}
.cmp-card .d{color:var(--txt-2);font-size:13px;margin-top:5px}

/* ---------- 技术模块 ---------- */
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tech{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:30px 26px;transition:.3s;position:relative;overflow:hidden;
  --mx:50%;--my:50%}
.tech::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);opacity:0;transition:.3s}
.tech::after{content:"";position:absolute;inset:0;border-radius:16px;pointer-events:none;opacity:0;transition:.4s;
  background:radial-gradient(340px circle at var(--mx) var(--my),rgba(0,229,255,.13),transparent 65%)}
.tech:hover{transform:translateY(-8px);border-color:rgba(0,229,255,.4);box-shadow:0 22px 48px rgba(0,0,0,.5),0 0 30px rgba(0,229,255,.08)}
.tech:hover::before{opacity:1}
.tech:hover::after{opacity:1}
.tech .ic{width:52px;height:52px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:var(--cyan-dim);font-size:24px;margin-bottom:20px;transition:.35s}
.tech:hover .ic{transform:scale(1.12) rotate(-6deg);background:rgba(0,229,255,.24);
  box-shadow:0 0 24px rgba(0,229,255,.35)}
.tech h4{font-size:16.5px;font-weight:800;margin-bottom:10px}
.tech p{font-size:13.5px;color:var(--txt-2);line-height:1.85}

/* 生态 */
.eco{margin-top:70px;background:linear-gradient(180deg,rgba(0,229,255,.04),transparent);
  border:1px solid var(--line);border-radius:20px;padding:48px 44px}
.eco-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.eco-item{display:flex;gap:14px;align-items:flex-start;background:rgba(255,255,255,.02);
  border:1px solid var(--line);border-radius:14px;padding:20px}
.eco-item .ic{font-size:22px;line-height:1.2}
.eco-item h5{font-size:14.5px;font-weight:700;margin-bottom:6px}
.eco-item p{font-size:12.5px;color:var(--txt-2);line-height:1.7}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.case{position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--line);min-height:300px;display:flex;align-items:flex-end}
.case .bg{position:absolute;inset:0}
.case .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,6,11,.15),rgba(4,6,11,.92) 78%)}
.case .inner{position:relative;z-index:1;padding:34px;width:100%}
.case .tag{display:inline-block;background:rgba(0,229,255,.14);color:var(--cyan);font-size:12px;
  padding:4px 12px;border-radius:99px;font-weight:700;margin-bottom:12px}
.case h3{font-size:21px;font-weight:900;margin-bottom:20px}
.case-metrics{display:flex;gap:34px;border-top:1px solid rgba(150,190,255,.15);padding-top:20px}
.case-metrics .m .v{font-family:"Sora",sans-serif;font-size:34px;font-weight:800;color:var(--cyan)}
.case-metrics .m .v small{font-size:16px}
.case-metrics .m .l{font-size:12.5px;color:var(--txt-2);margin-top:4px}

/* ---------- 真实地球地图 ---------- */
.earth-map{position:relative;padding:6px}
.earth-canvas{position:relative;font-size:0}
.earth-img{width:100%;height:auto;aspect-ratio:2/1;display:block;border-radius:500px;
  filter:drop-shadow(0 24px 60px rgba(0,60,120,.35));
  animation:globelevitate 8s ease-in-out infinite}
.dots-svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.earth-orbit{position:absolute;left:50%;top:50%;width:106%;height:116%;
  transform:translate(-50%,-50%);border:1px dashed rgba(0,229,255,.2);border-radius:50%;
  animation:spin 50s linear infinite;pointer-events:none}
.earth-orbit .sat{position:absolute;top:7%;left:18%;width:10px;height:10px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 16px var(--cyan),0 0 4px #fff}
.map-chip{position:absolute;bottom:8%;display:flex;align-items:center;gap:8px;
  background:rgba(10,16,28,.88);border:1px solid rgba(0,229,255,.35);border-radius:10px;
  padding:9px 15px;font-size:12.5px;color:var(--txt-2);backdrop-filter:blur(8px);
  box-shadow:0 8px 26px rgba(0,0,0,.5)}
.map-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 10px var(--cyan);animation:blink 1.6s ease-in-out infinite}
.map-chip b{color:var(--cyan);font-family:"Sora",sans-serif}
.chip-l{left:3%}
.chip-r{right:3%;animation-delay:.8s}

/* 城市网络 */
.net-arc{stroke:#00e5ff;stroke-width:2.6;fill:none;
  stroke-dasharray:12 10;animation:arcflow 2.2s linear infinite,netbusy 2.4s ease-in-out infinite;
  filter:drop-shadow(0 0 8px #00e5ff) drop-shadow(0 0 18px rgba(0,229,255,.55))}
@keyframes netbusy{0%,100%{stroke:rgba(0,230,255,.75);stroke-width:2.2}50%{stroke:#b8fbff;stroke-width:4}}
.city-dot{fill:#b8f4ff;opacity:1;animation:blink 2.2s ease-in-out infinite;
  filter:drop-shadow(0 0 8px #00e5ff) drop-shadow(0 0 16px rgba(0,229,255,.7))}
.city-label{fill:rgba(220,248,255,.95);font-size:17px;font-weight:600;
  font-family:"Noto Sans SC",sans-serif;text-anchor:middle;pointer-events:none;
  filter:drop-shadow(0 0 4px rgba(0,229,255,.6))}
.label-layer{display:none}
@media(min-width:900px){.label-layer{display:block}}
.pulse-arc{stroke-dasharray:10 14;animation:arcflow 1.6s linear infinite,arcbusy 3s ease-in-out infinite;
  filter:drop-shadow(0 0 5px currentColor)}
@keyframes arcbusy{0%,100%{stroke-width:2;opacity:.45}50%{stroke-width:3.2;opacity:.95}}
.spark{animation:sparkfly 2.8s cubic-bezier(.4,0,.6,1) infinite;
  filter:drop-shadow(0 0 10px currentColor) drop-shadow(0 0 22px currentColor)}
.spark2{animation-delay:-1.4s}
@keyframes sparkfly{
  0%{offset-distance:0%;opacity:0;transform:scale(.5)}
  12%{opacity:1;transform:scale(1.5)}
  50%{transform:scale(1.2)}
  88%{opacity:1;transform:scale(1.3)}
  100%{offset-distance:100%;opacity:0;transform:scale(.5)}
}
.map-sec{background:radial-gradient(ellipse 70% 55% at 50% 45%,rgba(0,229,255,.05),transparent 70%)}
@media(max-width:600px){.map-chip{display:none}}
.map-frame{position:relative;border:none;border-radius:0;background:transparent;padding:0;overflow:visible}
.map-frame::before{display:none}

/* 案例卡 hover 光束 */
.case{transition:.35s}
.case:hover{transform:translateY(-6px);border-color:rgba(0,229,255,.4);box-shadow:0 22px 50px rgba(0,0,0,.5),0 0 34px rgba(0,229,255,.1)}
.case .bg{transition:transform .6s ease}
.case:hover .bg{transform:scale(1.06)}

/* 表格行扫光 */
.cmp tbody tr{transition:.25s}
.cmp tbody tr:hover{background:rgba(0,229,255,.035)}
.cmp tbody tr:hover td.dim{color:var(--cyan)}

/* 区块标题悬浮辉光 */
h2.sec-title{transition:.4s}
.sec-head:hover h2.sec-title{text-shadow:0 0 30px rgba(0,229,255,.35)}

/* ---------- 品牌（跑马灯） ---------- */
.marquee{position:relative;overflow:hidden;padding:10px 0;
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee .track{display:flex;gap:14px;width:max-content;animation:marq 36s linear infinite}
.marquee:hover .track{animation-play-state:paused}
@keyframes marq{to{transform:translateX(-50%)}}
.brand{flex:0 0 auto;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px 26px;text-align:center;
  font-family:"Sora",sans-serif;font-weight:700;font-size:13px;letter-spacing:.08em;color:var(--txt-3);
  display:flex;align-items:center;justify-content:center;gap:7px;transition:.25s;cursor:default}
.brand:hover{color:var(--cyan);border-color:rgba(0,229,255,.45);box-shadow:0 0 24px rgba(0,229,255,.15);transform:translateY(-3px)}
.brand .dot{width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.7;box-shadow:0 0 8px currentColor}

/* ---------- 套餐 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:38px 34px;position:relative;
  display:flex;flex-direction:column;transition:.3s;--mx:50%;--my:20%}
.plan::after{content:"";position:absolute;inset:0;border-radius:20px;pointer-events:none;opacity:0;transition:.4s;
  background:radial-gradient(400px circle at var(--mx) var(--my),rgba(0,229,255,.10),transparent 65%)}
.plan:hover{transform:translateY(-8px)}
.plan:hover::after{opacity:1}
.plan.hot{border-color:rgba(0,229,255,.5);background:linear-gradient(180deg,rgba(0,229,255,.06),var(--card) 45%);
  box-shadow:0 24px 60px rgba(0,229,255,.12);animation:hotfloat 5s ease-in-out infinite}
@keyframes hotfloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.plan.hot::before{content:"";position:absolute;inset:-1px;border-radius:21px;padding:1px;pointer-events:none;
  background:conic-gradient(from var(--ang,0deg),transparent 12%,#00e5ff 22%,#4d8dff 30%,transparent 40%,transparent 55%,#00e5ff 65%,transparent 75%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  animation:beamrotate 4s linear infinite}
@property --ang{syntax:"<angle>";initial-value:0deg;inherits:false}
@keyframes beamrotate{to{--ang:360deg}}
.plan .badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--grad);color:#03121a;
  font-size:12px;font-weight:800;padding:5px 18px;border-radius:99px;white-space:nowrap;
  box-shadow:0 0 20px rgba(0,229,255,.45);animation:badgeblink 2s ease-in-out infinite}
@keyframes badgeblink{0%,100%{box-shadow:0 0 14px rgba(0,229,255,.35)}50%{box-shadow:0 0 30px rgba(0,229,255,.7)}}
.plan .name{font-size:18px;font-weight:800;margin-bottom:6px}
.plan .desc{font-size:13px;color:var(--txt-2);margin-bottom:22px}
.plan .price{font-family:"Sora","Noto Sans SC",sans-serif;font-size:38px;font-weight:800;line-height:1}
.plan .price small{font-size:15px;color:var(--txt-2);font-weight:400}
.plan .per{font-size:12.5px;color:var(--txt-3);margin:8px 0 26px}
.plan ul{list-style:none;display:grid;gap:13px;margin-bottom:30px;flex:1}
.plan li{font-size:14px;color:var(--txt-2);display:flex;gap:10px;align-items:baseline}
.plan li b{color:var(--txt)}
.plan li::before{content:"✓";color:var(--cyan);font-weight:900}
.plan .btn{width:100%}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.qa{border:1px solid var(--line);border-radius:14px;background:var(--card);margin-bottom:14px;overflow:hidden}
.qa button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  background:none;border:none;color:var(--txt);font-family:inherit;font-size:16px;font-weight:700;
  padding:22px 26px;cursor:pointer;text-align:left}
.qa .sign{color:var(--cyan);font-size:20px;transition:.3s;flex-shrink:0}
.qa.open .sign{transform:rotate(45deg)}
.qa .ans{max-height:0;overflow:hidden;transition:max-height .35s ease}
.qa .ans p{padding:0 26px 24px;color:var(--txt-2);font-size:14.5px;line-height:1.9}
.qa.open{border-color:rgba(0,229,255,.35)}

/* ---------- CTA + Footer ---------- */
.final-cta{text-align:center;padding:90px 0;position:relative;overflow:hidden;
  background:radial-gradient(ellipse 60% 70% at 50% 100%,rgba(0,229,255,.1),transparent 70%)}
.final-cta h2{font-size:clamp(28px,3.6vw,44px);font-weight:900;margin-bottom:14px}
.final-cta p{color:var(--txt-2);margin-bottom:34px}
.final-cta .btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1}
.pulse-ring{position:relative}
.pulse-ring::before,.pulse-ring::after{content:"";position:absolute;inset:0;border-radius:10px;
  border:1px solid rgba(0,229,255,.6);animation:ringexpand 2.2s ease-out infinite;pointer-events:none}
.pulse-ring::after{animation-delay:1.1s}
@keyframes ringexpand{from{transform:scale(1);opacity:.8}to{transform:scale(1.55);opacity:0}}
footer{border-top:1px solid var(--line);padding:64px 0 34px;background:rgba(2,3,7,.6)}
.f-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;margin-bottom:48px}
.f-grid h5{font-size:14px;font-weight:800;margin-bottom:18px;color:var(--txt)}
.f-grid a,.f-grid p{display:block;font-size:13.5px;color:var(--txt-2);margin-bottom:11px;transition:.2s;line-height:1.7}
.f-grid a:hover{color:var(--cyan)}
.f-about p{max-width:300px}
.socials{display:flex;gap:12px;margin-top:18px}
.socials a{width:36px;height:36px;border-radius:9px;border:1px solid var(--line);display:flex;
  align-items:center;justify-content:center;font-size:15px;margin:0}
.socials a:hover{border-color:var(--cyan);color:var(--cyan)}
.f-bottom{border-top:1px solid var(--line);padding-top:26px;display:flex;justify-content:space-between;
  flex-wrap:wrap;gap:12px;font-size:12.5px;color:var(--txt-3)}

/* ---------- 汉堡按钮 + 移动抽屉 ---------- */
.burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;
  padding:10px 8px;background:none;border:none;cursor:pointer;position:relative;z-index:60;
  touch-action:manipulation}
.burger span{display:block;height:2px;background:var(--txt);border-radius:2px;
  transition:transform .3s,opacity .3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer-backdrop{display:none;position:fixed;inset:0;background:rgba(2,4,8,.6);z-index:55;
  opacity:0;transition:opacity .3s}
.drawer-backdrop.open{display:block;opacity:1}
.drawer{display:none;position:fixed;top:0;right:0;bottom:0;width:min(320px,85vw);
  background:var(--card);border-left:1px solid var(--line);z-index:56;
  flex-direction:column;padding:80px 24px 34px;gap:8px;
  transform:translateX(100%);transition:transform .35s cubic-bezier(.4,0,.2,1);
  overflow-y:auto;-webkit-overflow-scrolling:touch}
.drawer.open{transform:translateX(0)}
.drawer-links{display:flex;flex-direction:column;gap:4px}
.drawer-links a{font-size:16px;font-weight:600;color:var(--txt-2);padding:14px 16px;
  border-radius:12px;transition:.2s;touch-action:manipulation}
.drawer-links a:active,.drawer-links a.active{color:var(--cyan);background:rgba(0,229,255,.06)}
.drawer-lang{margin:12px 0}
.drawer-lang .lang-trigger{padding:12px 16px;border-radius:12px;background:rgba(255,255,255,.03);
  border:1px solid var(--line);font-size:14px;width:100%;justify-content:flex-start}
.drawer-lang .lang-dropdown{position:static;opacity:1;visibility:visible;transform:none;
  box-shadow:none;border:none;background:transparent;padding:4px 0 4px 16px;min-width:0}
.drawer-lang .lang-dropdown a{padding:10px 0;font-size:14px}
.drawer-cta{margin-top:auto;width:100%;text-align:center}

/* ---------- 弹窗（class 版本） ---------- */
.modal-overlay{display:none;position:fixed;inset:0;z-index:100;align-items:center;justify-content:center;
  background:rgba(2,4,8,.7);backdrop-filter:blur(6px)}
.modal-overlay.open{display:flex}
.modal-card{width:min(460px,92vw);background:var(--card);border:1px solid var(--line);
  border-radius:18px;padding:34px;position:relative}
.modal-close{position:absolute;top:16px;right:18px;background:none;border:none;
  color:var(--txt-3);font-size:20px;cursor:pointer;touch-action:manipulation;
  width:44px;height:44px;display:flex;align-items:center;justify-content:center}
.modal-card h3{font-size:21px;font-weight:900;margin-bottom:6px}
.modal-card .modal-sub{color:var(--txt-2);font-size:13.5px;margin-bottom:22px}
.modal-card form{display:grid;gap:14px}
.modal-card input,.modal-card select,.modal-card textarea{
  background:var(--bg-soft);border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;color:var(--txt);font-family:inherit;font-size:14px;width:100%}
.modal-card textarea{resize:none}
.modal-card input:focus,.modal-card select:focus,.modal-card textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,229,255,.12)}
.modal-card .btn{width:100%}
.modal-card .form-ok{display:none;color:#52c41a;font-size:13.5px;text-align:center}
.modal-card .form-err{display:none;color:#ff4d4f;font-size:13.5px;text-align:center}

/* ---------- 触摸优化 ---------- */
@media(hover:none){
  .btn-primary:hover{transform:none;box-shadow:0 8px 28px rgba(0,229,255,.28)}
  .btn-primary::after{display:none}
  .btn-ghost:hover{background:transparent;border-color:rgba(150,190,255,.28);color:var(--txt);box-shadow:none}
  .tech:hover{transform:none;border-color:var(--line);box-shadow:none}
  .tech::before,.tech::after{display:none}
  .tech:hover .ic{transform:none;background:var(--cyan-dim);box-shadow:none}
  .case:hover{transform:none;border-color:var(--line);box-shadow:none}
  .case:hover .bg{transform:none}
  .plan:hover{transform:none}
  .plan:hover::after{opacity:0}
  .member:hover{transform:none;border-color:var(--line)}
  .member:hover::after{opacity:0}
  .value-card:hover{transform:none;border-color:var(--line)}
  .quote-card:hover{border-color:var(--line);transform:none}
  .info-card:hover{border-color:var(--line);transform:none}
  .brand:hover{color:var(--txt-3);border-color:var(--line);box-shadow:none;transform:none}
  .steps-cta a:hover{border-color:transparent;text-shadow:none}
  .nav-links a:hover{color:var(--txt-2)}
  .nav-links a:hover::after{width:0}
  .f-grid a:hover{color:var(--txt-2)}
  .socials a:hover{border-color:var(--line);color:inherit}
  .sec-head:hover h2.sec-title{text-shadow:none}
  .cmp tbody tr:hover{background:transparent}
  .cmp tbody tr:hover td.dim{color:var(--txt)}
  .logo:hover .logo-img{transform:none;filter:drop-shadow(0 0 8px rgba(41,182,246,.35))}
  .hero-note span:hover{color:var(--txt-3)}
  .drawer-links a:hover{color:var(--txt-2);background:transparent}
  .btn:active{opacity:.75;transform:scale(.97)}
  .qa button:active{opacity:.8}
  .drawer-links a:active{color:var(--cyan);background:rgba(0,229,255,.08)}
}
button,a,.btn,.qa button,.lang-trigger{touch-action:manipulation}

/* ---------- 性能：减弱动画 ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important}
  .bg-fx .glow1,.bg-fx .glow2,.orbit,.orbit2,.globe-box svg,.radar::before,
  .marquee .track,.progress{animation:none!important}
}

/* ---------- 响应式 ---------- */
@media(max-width:1020px){
  .nav-links{display:none}
  .burger{display:flex}
  .drawer{display:flex}
  .lang-switcher{display:none}
  .hero-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(3,1fr);gap:26px}
  .steps::before,.steps::after{display:none}
  .tech-grid,.eco-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid,.case-grid,.cmp-cards{grid-template-columns:1fr}
  .f-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .team-grid,.value-grid{grid-template-columns:repeat(2,1fr)}
  .case-lib{grid-template-columns:1fr 1fr}
  .hud-1{left:0}.hud-2{right:0}
  .hero .sub{min-height:0}
  .sec{padding:64px 0}
  .hero{padding:72px 0 80px}
  .page-hero{padding:72px 0 48px}
  .final-cta{padding:64px 0}
  footer{padding:48px 0 28px}
}
@media(max-width:600px){
  .stats{flex-direction:column;gap:20px}
  .stat + .stat{border-left:none;padding-left:0;border-top:1px solid var(--line);padding-top:20px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .tech-grid,.eco-grid{grid-template-columns:1fr}
  .eco{padding:32px 22px}
  .hud{display:none}
  .plan.hot{animation:none}
  .sec{padding:52px 0}
  .hero{padding:56px 0 64px}
  .hero h1{font-size:clamp(24px,6vw,34px);margin-bottom:28px}
  .hero-cta{flex-direction:column}
  .hero-cta .btn{width:100%}
  .hero-note{font-size:12px}
  .page-hero{padding:56px 0 36px}
  .page-hero h1{font-size:clamp(24px,6vw,36px)}
  .final-cta{padding:52px 0}
  .final-cta h2{font-size:clamp(22px,5vw,32px)}
  footer{padding:40px 0 24px}
  .f-grid{grid-template-columns:1fr;gap:28px}
  .f-bottom{flex-direction:column;gap:8px;text-align:center}
  .kicker{font-size:12px}
  .sec-head{margin-bottom:36px}
  .sec-sub{font-size:14px}
  .step p{font-size:13px}
  .step .no{font-size:12px}
  .eco-item p{font-size:13px}
  .case-metrics{flex-wrap:wrap;gap:20px}
  .cmp-card{flex-direction:column;gap:12px;text-align:center}
  .team-grid,.value-grid,.case-lib{grid-template-columns:1fr}
  .form-card{padding:26px 20px}
  .contact-grid{grid-template-columns:1fr}
  .info-card{padding:20px}
  .member p{font-size:13px}
  .value-card .l{font-size:14px}
  .plan .desc{font-size:14px}
  .plan li{font-size:14px}
  .plan .per{font-size:13px}
  .brand{font-size:13px;padding:18px 20px}
  .timeline{padding-left:28px}
  .tl-item h4{font-size:16px}
  .tl-item p{font-size:14px}
  .quote-card p{font-size:14px}
  .quote-card .who b{font-size:14px}
  .quote-card .who span{font-size:13px}
  .plan-note{font-size:13px}
  .faq .ans p{font-size:14px}
  .cmp th,.cmp td{padding:14px 16px;font-size:14px}
  .cmp-wrap{position:relative}
  .cmp-wrap::after{content:"";position:absolute;top:0;right:0;bottom:0;width:40px;
    background:linear-gradient(90deg,transparent,var(--card));pointer-events:none;border-radius:0 16px 16px 0}
  .modal-card input,.modal-card select,.modal-card textarea{font-size:16px}
  .modal-overlay.open{align-items:flex-end}
  .modal-card{width:100%;border-radius:18px 18px 0 0;max-height:90vh;overflow-y:auto;
    padding:28px 22px;padding-bottom:max(28px,env(safe-area-inset-bottom))}
}

/* ---------- 安全区域 ---------- */
@supports(padding:max(0px)){
  header .nav{padding-left:max(0px,env(safe-area-inset-left));padding-right:max(0px,env(safe-area-inset-right))}
  footer{padding-bottom:max(28px,env(safe-area-inset-bottom))}
  .drawer{padding-top:max(80px,calc(68px + env(safe-area-inset-top)));padding-bottom:max(34px,env(safe-area-inset-bottom));
    padding-right:max(24px,env(safe-area-inset-right))}
  .modal-overlay.open{padding:max(0px,env(safe-area-inset-top)) max(0px,env(safe-area-inset-right)) max(0px,env(safe-area-inset-bottom)) max(0px,env(safe-area-inset-left))}
}

/* ---------- 导航 ---------- */
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(4,6,11,.72);border-bottom:1px solid var(--line)}
.logo-img{width:34px;height:34px;object-fit:contain;filter:drop-shadow(0 0 8px rgba(41,182,246,.35));
  transition:.3s}
.logo:hover .logo-img{transform:scale(1.08) rotate(-3deg);
  filter:drop-shadow(0 0 16px rgba(41,182,246,.6))}
.nav{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:.02em}
.logo svg{width:30px;height:30px}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:14px;color:var(--txt-2)}
.nav-links a{transition:.2s;position:relative;padding:6px 0}
.nav-links a:hover{color:var(--txt)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--cyan);transition:.25s}
.nav-links a:hover::after{width:100%}
.lang-switcher{position:relative}
.lang-trigger{font-size:13.5px;color:var(--txt-2);display:flex;align-items:center;gap:6px;cursor:pointer;transition:.2s;white-space:nowrap}
.lang-trigger:hover{color:var(--txt)}
.lang-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:6px 0;min-width:150px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s;z-index:50;box-shadow:0 8px 30px rgba(0,0,0,.3)}
.lang-dropdown.open{opacity:1;visibility:visible;transform:translateY(0)}
.lang-dropdown a{display:block;padding:8px 18px;font-size:13.5px;color:var(--txt-2);transition:.15s;text-decoration:none}
.lang-dropdown a:hover{color:var(--txt);background:rgba(0,229,255,.06)}
.nav .btn{padding:9px 20px;font-size:13.5px}

/* ---------- Hero ---------- */
.hero{padding:110px 0 110px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;left:50%;bottom:0;width:130%;height:340px;transform:translateX(-50%);
  background:
    linear-gradient(rgba(0,229,255,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,229,255,.07) 1px,transparent 1px);
  background-size:60px 60px;
  transform:translateX(-50%) perspective(500px) rotateX(62deg);transform-origin:bottom;
  mask-image:linear-gradient(180deg,transparent,#000 55%);
  animation:floorflow 5s linear infinite;pointer-events:none}
@keyframes floorflow{to{background-position:0 60px,60px 0}}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:clamp(30px,3.6vw,44px);font-weight:900;line-height:1.55;letter-spacing:.03em;margin-bottom:40px}
.hero h1 .hl{background:linear-gradient(120deg,#00e5ff,#7db4ff,#00e5ff,#4d8dff);background-size:300% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;animation:hueflow 5s linear infinite;
  filter:drop-shadow(0 0 18px rgba(0,229,255,.35))}
@keyframes hueflow{to{background-position:-300% 0}}
.hero .sub{margin:22px 0 34px;color:var(--txt-2);font-size:17px;line-height:1.9;min-height:86px}
.hero .sub b{color:var(--txt);font-weight:700}
.hero .sub b.glow{color:var(--cyan);text-shadow:0 0 16px rgba(0,229,255,.5)}
.caret{display:inline-block;width:2px;height:1.05em;background:var(--cyan);vertical-align:-2px;margin-left:3px;
  animation:caretblink 1s steps(1) infinite;box-shadow:0 0 10px var(--cyan)}
@keyframes caretblink{50%{opacity:0}}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:13px;color:var(--txt-3)}
.hero-note span{transition:.3s}
.hero-note span:hover{color:var(--cyan)}
.stats{display:flex;gap:0;margin-top:52px;border-top:1px solid var(--line);padding-top:28px}
.stat{flex:1;position:relative}
.stat + .stat{border-left:1px solid var(--line);padding-left:28px}
.stat .num{font-size:clamp(24px,2.6vw,34px);font-weight:800;color:var(--cyan);
  font-family:"Sora",sans-serif;letter-spacing:.01em;text-shadow:0 0 22px rgba(0,229,255,.45)}
.stat .num .plus{opacity:.7}
.stat .lab{font-size:13px;color:var(--txt-2);margin-top:6px}
.stat::before{content:"";position:absolute;top:-29px;left:0;width:0;height:2px;
  background:linear-gradient(90deg,var(--cyan),transparent);transition:width 1.6s ease .3s}
.stat.on::before{width:100%}

/* HUD 悬浮芯片 */
.hud{position:absolute;z-index:2;display:flex;align-items:center;gap:9px;
  background:rgba(10,16,28,.82);border:1px solid rgba(0,229,255,.3);border-radius:11px;
  padding:9px 14px;font-size:12px;backdrop-filter:blur(8px);
  box-shadow:0 8px 30px rgba(0,0,0,.5),0 0 18px rgba(0,229,255,.12) inset;
  animation:hudfloat 5s ease-in-out infinite}
.hud .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 10px var(--cyan);animation:blink 1.4s ease-in-out infinite}
.hud b{color:var(--cyan);font-family:"Sora",sans-serif;font-size:13px}
.hud-1{top:7%;left:-4%}
.hud-2{top:44%;right:-6%;animation-delay:-1.7s}
.hud-3{bottom:9%;left:2%;animation-delay:-3.2s}
@keyframes hudfloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* 雷达扫描 */
.radar{position:absolute;inset:0;border-radius:50%;overflow:hidden;pointer-events:none}
.radar::before{content:"";position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(from 0deg,rgba(0,229,255,.22),transparent 22%);
  animation:spin 5s linear infinite;mix-blend-mode:screen}
.radar::after{content:"";position:absolute;inset:0;border-radius:50%;
  background:radial-gradient(circle,transparent 55%,rgba(0,229,255,.1),transparent 72%)}


/* 导航当前页高亮 */
.nav-links a.active{color:var(--cyan)}
.nav-links a.active::after{width:100%}

/* 子页页头横幅 */
.page-hero{padding:100px 0 64px;text-align:center;position:relative;overflow:hidden}
.page-hero h1{font-size:clamp(30px,4vw,48px);font-weight:900;line-height:1.3}
.page-hero .desc{color:var(--txt-2);font-size:16px;max-width:640px;margin:18px auto 0;line-height:1.9}

/* 面包屑 */
.crumbs{font-size:13px;color:var(--txt-3);margin-bottom:22px}
.crumbs a{color:var(--txt-3);transition:.2s}
.crumbs a:hover{color:var(--cyan)}
.crumbs b{color:var(--cyan);font-weight:600}

/* 表单成功提示 */
.form-ok{display:none;margin-top:14px;padding:14px 18px;border-radius:12px;
  background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.35);color:var(--cyan);
  font-size:14px;text-align:center;animation:okpop .45s cubic-bezier(.2,.9,.3,1.4)}
@keyframes okpop{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}

/* 联系页表单容器 */
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:38px}
.form-card h3{font-size:20px;font-weight:900;margin-bottom:6px}
.form-card .tip{color:var(--txt-2);font-size:13.5px;margin-bottom:24px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--txt-2);margin-bottom:7px;font-weight:500}
.field input,.field select,.field textarea{width:100%;background:var(--bg-soft);border:1px solid var(--line);
  border-radius:10px;padding:12px 14px;color:var(--txt);font-family:inherit;font-size:14px;transition:.25s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(0,229,255,.12)}
.field textarea{resize:vertical;min-height:96px}

/* 联系信息卡 */
.info-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px 28px;
  display:flex;gap:18px;align-items:flex-start;margin-bottom:16px;transition:.3s}
.info-card:hover{border-color:rgba(0,229,255,.35);transform:translateX(6px)}
.info-card .ic{width:48px;height:48px;border-radius:12px;background:var(--cyan-dim);display:flex;
  align-items:center;justify-content:center;font-size:21px;flex-shrink:0}
.info-card .t{font-weight:700;font-size:15px;margin-bottom:5px}
.info-card .d{color:var(--txt-2);font-size:13.5px;line-height:1.75;word-break:break-all}
.info-card .d a:hover{color:var(--cyan)}

/* 时间线（关于我们） */
.timeline{position:relative;max-width:820px;margin:0 auto;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--cyan),rgba(77,141,255,.4),transparent)}
.tl-item{position:relative;padding:0 0 38px 26px}
.tl-item::before{content:"";position:absolute;left:-32px;top:5px;width:16px;height:16px;border-radius:50%;
  background:var(--bg);border:2px solid var(--cyan);box-shadow:0 0 14px rgba(0,229,255,.5);
  animation:blink 2.4s ease-in-out infinite}
.tl-item .year{font-family:"Sora",sans-serif;font-size:15px;color:var(--cyan);font-weight:800;letter-spacing:.06em}
.tl-item h4{font-size:17px;font-weight:800;margin:8px 0}
.tl-item p{color:var(--txt-2);font-size:14px;line-height:1.85}

/* 团队卡片 */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.member{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:30px 24px;
  text-align:center;transition:.3s;--mx:50%;--my:50%;position:relative;overflow:hidden}
.member::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:.4s;
  background:radial-gradient(300px circle at var(--mx) var(--my),rgba(0,229,255,.12),transparent 65%)}
.member:hover{transform:translateY(-6px);border-color:rgba(0,229,255,.35)}
.member:hover::after{opacity:1}
.member .avatar{width:76px;height:76px;margin:0 auto 18px;border-radius:50%;display:flex;
  align-items:center;justify-content:center;font-size:30px;
  background:linear-gradient(150deg,rgba(0,229,255,.18),rgba(77,141,255,.12));
  border:1px solid rgba(0,229,255,.3);box-shadow:0 0 24px rgba(0,229,255,.15)}
.member h4{font-size:16px;font-weight:800}
.member .role{font-size:12.5px;color:var(--cyan);margin:6px 0 12px;font-weight:600}
.member p{font-size:12.5px;color:var(--txt-2);line-height:1.75}

/* 数值卡（关于我们） */
.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.value-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:30px 26px;text-align:center;transition:.3s}
.value-card:hover{transform:translateY(-5px);border-color:rgba(0,229,255,.35)}
.value-card .n{font-family:"Sora",sans-serif;font-size:38px;font-weight:800;background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.value-card .l{font-size:13px;color:var(--txt-2);margin-top:10px}

/* 案例库 */
.case-lib{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-lib .case{min-height:0;flex-direction:column;align-items:stretch;justify-content:flex-end}
.case-lib .case .inner{padding:26px}
.case-lib .case h3{font-size:18px;margin-bottom:8px}
.case-lib .case .sub2{font-size:13px;color:var(--txt-2);margin-bottom:18px;line-height:1.7}
.quote-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:32px;position:relative;transition:.3s}
.quote-card:hover{border-color:rgba(0,229,255,.35);transform:translateY(-5px)}
.quote-card::before{content:"“";position:absolute;top:10px;right:22px;font-size:70px;line-height:1;
  color:rgba(0,229,255,.14);font-family:Georgia,serif}
.quote-card p{font-size:14.5px;color:var(--txt-2);line-height:1.95;margin-bottom:20px}
.quote-card .who{display:flex;align-items:center;gap:12px}
.quote-card .who .av{width:40px;height:40px;border-radius:50%;background:var(--cyan-dim);
  display:flex;align-items:center;justify-content:center;font-size:17px}
.quote-card .who b{font-size:14px;display:block}
.quote-card .who span{font-size:12px;color:var(--txt-3)}

/* 套餐页细节 */
.plan-note{max-width:820px;margin:40px auto 0;text-align:center;color:var(--txt-3);font-size:13px;line-height:1.9}
.faq .qa{margin-bottom:0}

/* ---------- 博客 ---------- */
.blog-toolbar{display:flex;flex-direction:column;gap:18px;margin-bottom:36px}
.blog-search{position:relative;display:flex;align-items:center}
.blog-search-icon{position:absolute;left:16px;color:var(--txt-3);pointer-events:none}
.blog-search input{width:100%;padding:14px 44px 14px 46px;background:var(--card);border:1px solid var(--line);
  border-radius:14px;color:#fff;font-size:15px;outline:none;transition:.25s}
.blog-search input::placeholder{color:var(--txt-3)}
.blog-search input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,229,255,.12)}
.blog-search-clear{position:absolute;right:12px;background:none;border:none;color:var(--txt-3);
  font-size:20px;cursor:pointer;display:none;padding:4px 8px;line-height:1;transition:.2s}
.blog-search-clear:hover{color:#fff}
.blog-search.has-value .blog-search-clear{display:block}
.blog-filters{display:flex;flex-wrap:wrap;gap:10px}
.filter-pill{padding:8px 20px;border-radius:24px;border:1px solid var(--line);background:transparent;
  color:var(--txt-2);font-size:13.5px;font-weight:500;cursor:pointer;transition:.25s;white-space:nowrap}
.filter-pill:hover{border-color:rgba(0,229,255,.35);color:#fff}
.filter-pill.active{background:rgba(0,229,255,.15);border-color:var(--cyan);color:var(--cyan);font-weight:600}
.blog-no-results{text-align:center;padding:60px 20px}
.blog-no-results .no-results-icon{font-size:48px;margin-bottom:16px;opacity:.6}
.blog-no-results p{font-size:16px;color:var(--txt-2);margin-bottom:20px}
.blog-card.hidden{display:none}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.blog-card{background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;
  display:flex;flex-direction:column;transition:.35s;position:relative}
.blog-card:hover{transform:translateY(-6px);border-color:rgba(0,229,255,.4);
  box-shadow:0 22px 50px rgba(0,0,0,.5),0 0 34px rgba(0,229,255,.1)}
.blog-card .card-cover{height:180px;position:relative;overflow:hidden}
.blog-card .card-cover .cover-bg{position:absolute;inset:0;transition:transform .6s ease}
.blog-card:hover .card-cover .cover-bg{transform:scale(1.06)}
.blog-card .card-cover .cover-icon{position:absolute;inset:0;display:flex;align-items:center;
  justify-content:center;font-size:52px;opacity:.85;filter:drop-shadow(0 4px 12px rgba(0,0,0,.4))}
.blog-card .card-body{padding:26px;flex:1;display:flex;flex-direction:column}
.blog-card .card-tag{display:inline-block;background:rgba(0,229,255,.14);color:var(--cyan);
  font-size:12px;padding:4px 12px;border-radius:20px;margin-bottom:14px;font-weight:500;width:fit-content}
.blog-card .card-title{font-size:18px;font-weight:800;line-height:1.5;margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.blog-card .card-excerpt{font-size:14px;color:var(--txt-2);line-height:1.85;flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.blog-card .card-meta{display:flex;align-items:center;justify-content:space-between;
  padding-top:18px;border-top:1px solid rgba(150,190,255,.1);margin-top:18px;font-size:13px;color:var(--txt-3)}
.blog-card .card-meta .read-more{color:var(--cyan);font-weight:600;transition:.2s}
.blog-card:hover .card-meta .read-more{transform:translateX(4px)}

/* 博客文章详情页 */
.article-hero{padding:60px 0 40px}
.article-hero .wrap{max-width:780px}
.article-hero .article-tag{display:inline-block;background:rgba(0,229,255,.14);color:var(--cyan);
  font-size:13px;padding:5px 14px;border-radius:20px;margin-bottom:20px;font-weight:500}
.article-hero h1{font-size:clamp(24px,3.6vw,38px);font-weight:900;line-height:1.4;margin-bottom:20px}
.article-hero .article-meta{display:flex;align-items:center;gap:20px;color:var(--txt-3);font-size:14px;flex-wrap:wrap}
.article-hero .article-meta span{display:flex;align-items:center;gap:6px}
.article-content{max-width:780px;padding:0 0 80px}
.article-content h2{font-size:clamp(20px,2.6vw,26px);font-weight:800;margin:48px 0 18px;
  padding-bottom:12px;border-bottom:1px solid var(--line)}
.article-content h3{font-size:18px;font-weight:700;margin:32px 0 12px;color:var(--cyan)}
.article-content p{font-size:15.5px;line-height:2;color:var(--txt-2);margin-bottom:18px}
.article-content ul,.article-content ol{margin:16px 0 24px 24px;color:var(--txt-2);font-size:15px;line-height:2}
.article-content li{margin-bottom:8px}
.article-content strong{color:var(--txt);font-weight:700}
.article-content .highlight-box{background:linear-gradient(135deg,rgba(0,229,255,.06),rgba(77,141,255,.06));
  border:1px solid rgba(0,229,255,.2);border-radius:14px;padding:24px 28px;margin:28px 0}
.article-content .highlight-box p{margin-bottom:0;color:var(--txt)}
.article-content p a,.article-content li a{color:var(--cyan);font-weight:600;
  border-bottom:1px solid rgba(0,229,255,.35);transition:.2s}
.article-content p a:hover,.article-content li a:hover{border-bottom-color:var(--cyan)}
.article-nav{max-width:780px;padding:0 0 80px}
.article-nav a{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-weight:600;
  font-size:15px;transition:.2s}
.article-nav a:hover{transform:translateX(-4px)}

@media(max-width:1020px){
  .blog-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .blog-grid{grid-template-columns:1fr}
  .blog-card:hover{transform:none;border-color:var(--line);box-shadow:none}
  .blog-card .card-cover{height:150px}
  .blog-toolbar{gap:14px;margin-bottom:24px}
  .blog-search input{padding:12px 40px 12px 42px;font-size:16px}
  .blog-filters{gap:8px;overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;
    scrollbar-width:none;padding-bottom:4px;margin:0 -4px;padding-left:4px;padding-right:4px}
  .blog-filters::-webkit-scrollbar{display:none}
  .filter-pill{padding:7px 16px;font-size:13px;flex-shrink:0}
  .article-hero h1{font-size:22px}
  .article-content h2{font-size:19px;margin-top:36px}
  .article-content p{font-size:15px}
}

[dir="rtl"] .blog-grid{direction:rtl}
[dir="rtl"] .blog-card:hover .card-meta .read-more{transform:translateX(-4px)}
[dir="rtl"] .article-nav a:hover{transform:translateX(4px)}

/* ---------- RTL Support ---------- */
[dir="rtl"]{text-align:right}
[dir="rtl"] .nav{flex-direction:row-reverse}
[dir="rtl"] .nav-links{flex-direction:row-reverse;margin-left:0;margin-right:auto}
[dir="rtl"] .nav-links a::after{left:auto;right:0}
[dir="rtl"] .lang-dropdown{right:auto;left:0}
[dir="rtl"] .hero-grid{direction:rtl}
[dir="rtl"] .steps{direction:rtl}
[dir="rtl"] .cmp-wrap{direction:rtl}
[dir="rtl"] .tech-grid{direction:rtl}
[dir="rtl"] .eco-grid{direction:rtl}
[dir="rtl"] .case-grid{direction:rtl}
[dir="rtl"] .case-lib{direction:rtl}
[dir="rtl"] .f-grid{direction:rtl}
[dir="rtl"] .contact-grid{direction:rtl}
[dir="rtl"] .hero-cta{direction:rtl}
[dir="rtl"] .btns{direction:rtl}
[dir="rtl"] .stats{direction:rtl}
[dir="rtl"] .stat + .stat{border-left:none;border-right:1px solid var(--line);padding-left:0;padding-right:28px}
[dir="rtl"] .quote-card::before{right:auto;left:22px}
[dir="rtl"] .map-chip{direction:rtl}
[dir="rtl"] .steps-cta{direction:rtl}
[dir="rtl"] .cmp-cards{direction:rtl}
[dir="rtl"] .timeline{direction:rtl}
[dir="rtl"] .team-grid{direction:rtl}
[dir="rtl"] .value-grid{direction:rtl}
[dir="rtl"] .price-grid{direction:rtl}
[dir="rtl"] .faq{direction:rtl}
[dir="rtl"] .form-card{direction:rtl}
[dir="rtl"] .info-card{direction:rtl}
[dir="rtl"] .drawer{right:auto;left:0;border-left:none;border-right:1px solid var(--line);
  transform:translateX(-100%)}
[dir="rtl"] .drawer.open{transform:translateX(0)}
[dir="rtl"] .burger{order:-1}