/* Inter 自托管 —— 不依赖 Google Fonts */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url(assets/fonts/inter-400.woff2) format('woff2');}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url(assets/fonts/inter-500.woff2) format('woff2');}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url(assets/fonts/inter-600.woff2) format('woff2');}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url(assets/fonts/inter-700.woff2) format('woff2');}
@font-face{font-family:'Inter';font-style:normal;font-weight:800;font-display:swap;src:url(assets/fonts/inter-800.woff2) format('woff2');}
:root{
  --red:#E00000;
  --red-dark:#C40000;
  --red-deep:#8F0B0B;
  --red-soft:#FBECEC;
  --red-line:#F3D4D4;
  --ink:#14161A;
  --body:#565C66;
  --muted:#8A9099;
  --line:#E9EBEF;
  --line-strong:#DDE1E7;
  --bg:#ffffff;
  --bg-soft:#F5F6F8;
  --bg-soft-2:#FAFBFC;
  --dark:#0A0C10;
  --dark-2:#12151B;
  --dark-3:#1A1E26;
  --shadow-sm:0 1px 2px rgba(16,24,40,.05);
  --shadow-md:0 2px 4px rgba(16,24,40,.04), 0 12px 28px rgba(16,24,40,.07);
  --shadow-lg:0 24px 52px rgba(16,24,40,.12);
  --radius:16px;
  --radius-sm:12px;
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
/* === 全局 80% 缩放（2026-10-16 应要求加入）===
   等价于「浏览器缩放到 80%」：文字、图表、间距、背景图一起缩，
   布局宽度变成 1440/0.8 = 1800px，断点行为与真实 80% 缩放一致。
   要还原到 100%：删掉本行 + 把下面 .hero 的 calc(92vh / .8) 改回 92vh。 */
html{zoom:.8;}
body{
  font-family:'Inter','PingFang SC','Microsoft YaHei','Noto Sans SC','HarmonyOS Sans SC',sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;
}
h1,h2,h3,h4{line-height:1.18;letter-spacing:-.02em;font-weight:700;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
.eyebrow{
  display:inline-flex;align-items:center;font-size:.8rem;font-weight:700;
  letter-spacing:.16em;color:var(--red);text-transform:uppercase;
}
.eyebrow::before{content:"";width:26px;height:3px;background:var(--red);border-radius:2px;margin-right:10px;}
.section{padding:112px 0;}
.section-title{font-size:2.2rem;font-size:clamp(1.75rem,3.2vw,2.5rem);font-weight:700;color:var(--ink);margin:16px 0 16px;letter-spacing:-.02em;}
.section-lead{color:var(--body);font-size:1.08rem;max-width:680px;line-height:1.8;}
.center{text-align:center;}
.center .section-lead{margin-left:auto;margin-right:auto;}

/* ---------- Utility bar ---------- */
.util{background:var(--dark);color:#8b919b;font-size:.82rem;}
.util .wrap{display:flex;justify-content:flex-end;align-items:center;height:38px;}.util .wrap>*+*{margin-left:22px;}
.util a{color:#aeb4bd;display:inline-flex;align-items:center;transition:color .2s;}
.util a:hover{color:#fff;}
.util svg{width:14px;height:14px;color:var(--red);margin-right:7px;}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;}.nav>*+*{margin-left:22px;}
.brand{display:flex;align-items:center;flex:0 0 auto;}
.brand img{height:32px;width:auto;}
.menu{display:flex;align-items:center;gap:2px;}
.menu a{position:relative;display:block;padding:11px 16px;font-size:.95rem;font-weight:600;color:var(--body);border-radius:8px;transition:color .2s;white-space:nowrap;}
.menu a:hover{color:var(--ink);}
.menu a.active{color:var(--red);}
.menu a.active::after{content:"";position:absolute;left:16px;right:16px;bottom:5px;height:2px;background:var(--red);border-radius:2px;}
.nav-cta{display:inline-flex;align-items:center;background:var(--red);color:#fff;font-weight:600;font-size:.9rem;padding:11px 20px;border-radius:10px;white-space:nowrap;box-shadow:0 6px 16px rgba(224,0,0,.24);transition:background .2s,transform .15s;}
.nav-cta:hover{background:var(--red-dark);transform:translateY(-1px);}
.nav-cta svg{width:16px;height:16px;margin-left:8px;}
.nav-burger{display:none;width:44px;height:44px;padding:0;border:0;background:transparent;border-radius:10px;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;flex:0 0 auto;}
.nav-burger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s;}
.nav-burger:hover{background:var(--bg-soft);}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-burger.open span:nth-child(2){opacity:0;}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.m-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg);border-top:1px solid var(--line);box-shadow:0 24px 48px rgba(16,24,40,.14);max-height:calc(100vh / .8 - 72px);overflow-y:auto;overscroll-behavior:contain;}
.m-nav.open{display:block;}
.m-links{padding:6px 20px;}
.m-links li+li{border-top:1px solid var(--line);}
.m-links a{display:block;padding:17px 4px;font-size:1.06rem;font-weight:600;color:var(--ink);}
.m-links a.active{color:var(--red);}
.m-cta{display:flex;align-items:center;justify-content:space-between;margin:14px 20px 22px;background:var(--red);color:#fff;font-weight:600;font-size:1rem;padding:14px 20px;border-radius:10px;box-shadow:0 8px 20px rgba(224,0,0,.24);}
.m-cta svg{width:18px;height:18px;flex:0 0 auto;margin-left:12px;}
@media(max-width:960px){
  .menu,.nav-cta{display:none;}
  .lang{margin-left:auto;}
  .nav-burger{display:inline-flex;}
}

/* ---------- Language switch ---------- */
.lang{display:inline-flex;align-items:center;gap:2px;background:var(--bg-soft);border:1px solid var(--line);border-radius:100px;padding:3px;flex:0 0 auto;}
.lang a{display:inline-flex;align-items:center;font-size:.8rem;font-weight:600;color:var(--body);padding:6px 13px;border-radius:100px;transition:color .2s,background .2s;white-space:nowrap;line-height:1;}
.lang a:hover{color:var(--ink);}
.lang a.on{background:var(--red);color:#fff;box-shadow:0 3px 8px rgba(224,0,0,.22);}
.lang svg{width:13px;height:13px;margin-right:6px;}

/* ---------- Hero (首页) ---------- */
/* min-height 用 calc 除以 0.8：vh 单位不跟随 html 的 zoom，必须手动补偿，
   否则首屏会比真实 80% 缩放矮一截 */
.hero{position:relative;min-height:calc(92vh / .8);display:flex;flex-direction:column;overflow:hidden;background:var(--dark);color:#fff;}
.hero-media{position:absolute;top:0;left:0;right:0;bottom:0;z-index:0;background:url(assets/hero-drone.jpg?v=2) center/cover no-repeat var(--dark);}
.hero-media video{position:absolute;top:0;left:0;right:0;bottom:0;width:100%;height:100%;object-fit:cover;}
.hero-media::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg,rgba(10,12,16,.72) 0%,rgba(10,12,16,.28) 46%,rgba(10,12,16,.92) 100%);}
.hero-stats{position:relative;z-index:3;padding-top:24px;}
.hstats{display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:14px;backdrop-filter:blur(12px);overflow:hidden;}
.hstat{padding:20px 18px;border-left:1px solid rgba(255,255,255,.10);}
.hstat:first-child{border-left:0;}
.hstat .num{font-weight:800;font-size:2rem;font-size:clamp(1.5rem,2.4vw,2.1rem);letter-spacing:-.02em;line-height:1;color:#fff;font-variant-numeric:tabular-nums;white-space:nowrap;}
.hstat .num .u{font-size:.52em;font-weight:500;color:#aeb4bd;margin-left:4px;}
.hstat .num em{font-style:normal;color:#ff8a8a;}
.hstat .lbl{margin-top:10px;font-size:.8rem;color:#a8b0ba;}
.hero-content{position:relative;z-index:2;flex:1;display:flex;align-items:center;padding:44px 0 100px;}
.hero-tag{display:inline-flex;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);padding:8px 16px;border-radius:100px;font-size:.84rem;font-weight:500;letter-spacing:.04em;backdrop-filter:blur(6px);color:#e6e9ed;}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(224,0,0,.30);margin-right:9px;}
.hero h1{font-size:3.8rem;font-size:clamp(2.7rem,6.4vw,4.9rem);font-weight:800;margin:24px 0 18px;letter-spacing:-.03em;line-height:1.04;}
.hero h1 .accent{color:var(--red);}
.hero .sub{font-size:1.15rem;font-size:clamp(1.02rem,1.9vw,1.24rem);color:#d0d5dc;max-width:640px;font-weight:400;margin-bottom:38px;line-height:1.8;}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;}.hero-actions>*+*{margin-left:14px;}
.btn{display:inline-flex;align-items:center;font-weight:600;font-size:.97rem;padding:16px 28px;border-radius:11px;transition:transform .15s,box-shadow .2s,background .2s,border-color .2s;cursor:pointer;line-height:1;}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 12px 28px rgba(224,0,0,.30);}
.btn-primary:hover{background:var(--red-dark);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(6px);}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}
.btn-line{background:var(--bg);color:var(--ink);border:1px solid var(--line-strong);box-shadow:var(--shadow-sm);}
.btn-line:hover{border-color:var(--red);color:var(--red);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn svg{width:17px;height:17px;margin-left:9px;}

/* ---------- Page Hero (子页面顶部横幅) ---------- */
.page-hero{position:relative;background:linear-gradient(150deg,var(--dark) 0%,var(--dark-2) 60%,#1a1012 100%);color:#fff;padding:96px 0 72px;min-height:360px;display:flex;align-items:center;overflow:hidden;}
.page-hero::before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(60% 80% at 88% 8%,rgba(224,0,0,.16),transparent 55%);}
.page-hero .wrap{position:relative;z-index:1;}
.page-hero .eyebrow{color:#ff7b7b;}
.page-hero .eyebrow::before{background:var(--red);}
.page-hero h1{font-size:2.8rem;font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800;margin:18px 0 16px;color:#fff;letter-spacing:-.02em;}
.page-hero .lead{color:#b9c0c8;max-width:680px;font-size:1.1rem;line-height:1.8;}

/* ---------- Pillars ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px;}
.pillar{background:linear-gradient(180deg,#ffffff 0%,#FCFBFB 100%);border:1px solid var(--line);border-radius:18px;padding:44px 32px 38px;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .3s,border-color .25s;}
.pillar::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--red) 0%,#ff7a5c 100%);transform:scaleX(0);opacity:0;transform-origin:left;transition:transform .4s cubic-bezier(.22,.8,.3,1),opacity .4s;}
.pillar:hover::before{transform:scaleX(1);opacity:1;}
.pillar::after{content:"";position:absolute;top:-90px;right:-70px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(224,0,0,.08) 0%,transparent 68%);opacity:0;transition:opacity .35s;pointer-events:none;}
.pillar:hover{transform:translateY(-6px);box-shadow:0 24px 48px rgba(16,24,40,.10),0 4px 14px rgba(224,0,0,.08);border-color:var(--red-line);}
.pillar:hover::after{opacity:1;}
.pillar .n{position:absolute;top:24px;right:26px;font-weight:800;font-size:3.1rem;line-height:1;color:transparent;-webkit-text-stroke:1.5px #F0C9C9;letter-spacing:-.02em;transition:-webkit-text-stroke-color .25s;}
.pillar:hover .n{-webkit-text-stroke-color:var(--red);}
.pillar .ic{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--red) 0%,#ff5050 100%);color:#fff;margin-bottom:26px;box-shadow:0 12px 24px rgba(224,0,0,.26);transition:transform .3s;}
.pillar:hover .ic{transform:translateY(-2px) scale(1.04) rotate(-4deg);}
.pillar .ic svg{width:26px;height:26px;stroke-width:1.9;}
.pillar h3{font-size:1.28rem;margin-bottom:12px;color:var(--ink);letter-spacing:-.015em;}
.pillar p{color:var(--body);font-size:.97rem;line-height:1.8;}

/* ---------- Services ---------- */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:52px;}
.svc{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:34px 26px;overflow:hidden;transition:transform .25s,box-shadow .3s,border-color .25s;}
.svc::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--red),#ff7a5c);transform:scaleX(0);opacity:0;transform-origin:left;transition:transform .35s cubic-bezier(.22,.8,.3,1),opacity .35s;}
.svc:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(16,24,40,.09),0 3px 12px rgba(224,0,0,.07);border-color:var(--red-line);}
.svc:hover::before{transform:scaleX(1);opacity:1;}
.svc .ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--red) 0%,#ff5050 100%);color:#fff;margin-bottom:22px;box-shadow:0 10px 20px rgba(224,0,0,.24);transition:transform .3s;}
.svc:hover .ic{transform:translateY(-2px) scale(1.04) rotate(-4deg);}
.svc .ic svg{width:24px;height:24px;stroke-width:1.8;}
.svc h3{font-size:1.1rem;margin-bottom:10px;color:var(--ink);}
.svc p{color:var(--body);font-size:.9rem;line-height:1.7;}

/* ---------- Testimonials ---------- */
.testi{background:var(--bg);}
.testi .tcard{border-color:var(--line-strong);}
.tgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px;}
.tcard{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;box-shadow:var(--shadow-sm);position:relative;display:flex;flex-direction:column;}
.tcard .quote{position:absolute;top:24px;right:26px;font-size:3.2rem;line-height:1;color:var(--red-soft);font-weight:800;}
.tcard .stars{color:var(--red);letter-spacing:3px;font-size:.95rem;margin-bottom:16px;}
.tcard p{color:var(--body);font-size:.97rem;line-height:1.8;margin-bottom:28px;}
/* min-height 统一 who 高度：职位文字换行与否都让分隔线上沿保持同一高度 */
.tcard .who{display:flex;align-items:center;border-top:1px solid var(--line);padding-top:18px;margin-top:auto;min-height:100px;}.tcard .who>*+*{margin-left:16px;}
.tcard .avatar{width:46px;height:46px;border-radius:50%;background:var(--bg-soft);color:var(--muted);display:grid;place-items:center;flex:0 0 auto;border:1px solid var(--line);}
.tcard .avatar svg{width:24px;height:24px;}
.tcard .who b{display:block;font-size:.96rem;color:var(--ink);}
.tcard .who span{font-size:.82rem;color:var(--muted);}

/* ---------- Impact ---------- */
.impact{background:linear-gradient(180deg,var(--dark) 0%,var(--dark-2) 100%);color:#fff;padding:112px 0 96px;overflow:hidden;}
.impact .section-title{color:#fff;}
.impact .section-lead{color:#aeb4bd;}
.impact .eyebrow{color:#ff7b7b;}
.impact .eyebrow::before{background:var(--red);}
.impact-nums{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:60px;}
.inum{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.10);border-radius:var(--radius);padding:34px 26px;text-align:center;transition:border-color .2s;}
.inum:hover{border-color:rgba(224,0,0,.4);}
.inum .num{font-weight:800;font-size:2.3rem;font-size:clamp(1.9rem,3.2vw,2.7rem);color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.inum .num em{color:var(--red);font-style:normal;}
.inum .lbl{color:#aeb4bd;font-size:.9rem;margin-top:12px;}
.globe{display:flex;justify-content:center;margin-top:52px;}
.globe svg{width:520px;width:min(520px,88vw);height:auto;}
.globe canvas{width:min(440px,88vw);height:auto;aspect-ratio:1/1;display:block;}
.impact-note{margin-top:24px;text-align:center;color:#666d78;font-size:.8rem;}

/* ---------- Team ---------- */
.team-grid{display:grid;grid-template-columns:1fr;gap:32px;margin-top:48px;}
.profile{display:flex;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:40px 48px;text-align:left;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s,border-color .22s;}
.profile:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.p-photo{flex:0 0 auto;width:200px;margin-right:140px;height:211px;aspect-ratio:203/214;border-radius:12px;overflow:hidden;background:var(--bg-soft);box-shadow:0 0 0 1px var(--line), 0 12px 28px rgba(16,24,40,.10);}
.p-photo img{width:100%;height:100%;object-fit:cover;object-position:center 30%;}
.p-info{min-width:0;}
.p-info h3{font-size:1.25rem;margin-bottom:6px;color:var(--ink);}
.p-title{color:var(--red);font-weight:600;font-size:1.25rem;margin-bottom:20px;}
.p-creds{list-style:none;display:flex;flex-direction:column;padding-top:20px;border-top:1px solid var(--line);}.p-creds>*+*{margin-top:11px;}
.p-creds li{position:relative;padding-left:20px;color:var(--body);font-size:1rem;line-height:1.7;}
.p-creds li::before{content:"";position:absolute;left:2px;top:.66em;width:7px;height:7px;border-radius:2px;background:var(--red);}

/* ---------- Team (支持团队) ---------- */
.member{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:36px 26px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s;}
.member:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.m-photo{width:108px;height:108px;border-radius:50%;overflow:hidden;margin:0 auto 20px;background:var(--bg-soft);border:3px solid #fff;box-shadow:0 0 0 1px var(--line), 0 10px 24px rgba(16,24,40,.10);}
.m-photo img{width:100%;height:100%;object-fit:cover;}
.m-photo.init{display:grid;place-items:center;background:var(--bg-soft);color:var(--red);font-weight:800;font-size:1.7rem;border:3px solid #fff;box-shadow:0 0 0 1px var(--red-line), 0 10px 24px rgba(16,24,40,.08);}
.member h3{font-size:1.14rem;margin-bottom:6px;color:var(--ink);}
.member .m-title{color:var(--red);font-weight:600;font-size:.86rem;margin-bottom:16px;}
.team-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:24px;max-width:820px;margin-left:auto;margin-right:auto;}
.team-grid-3 .member{padding:30px 22px;}
.team-grid-3 .member .m-title{margin-bottom:0;}

/* ---------- Projects ---------- */
.projects{background:var(--bg-soft);}
.proj-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;}.proj-head>*+*{margin-left:24px;}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;}
.proj-card{background:var(--bg);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s;}
.proj-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.proj-card .media{position:relative;height:227px;aspect-ratio:16/10;overflow:hidden;background:#e6e9ee;}
.proj-card .media img{width:100%;height:100%;object-fit:cover;transition:transform .55s;}
.proj-card:hover .media img{transform:scale(1.05);}
.proj-card .media .cap{position:absolute;left:16px;bottom:16px;background:var(--red);color:#fff;font-weight:700;font-size:1rem;padding:6px 14px;border-radius:8px;box-shadow:0 6px 14px rgba(224,0,0,.30);}
.proj-card .media .tag{position:absolute;right:14px;top:14px;background:rgba(10,12,16,.58);color:#fff;font-size:.74rem;font-weight:500;padding:5px 12px;border-radius:100px;backdrop-filter:blur(4px);}
.proj-card .body{padding:22px 24px;}
.proj-card .body h3{font-size:1.14rem;margin-bottom:6px;color:var(--ink);}
.proj-card .body .loc{color:var(--muted);font-size:.9rem;display:flex;align-items:center;margin-bottom:15px;}.proj-card .body .loc svg{margin-right:7px;}
.proj-card .body .loc svg{width:15px;height:15px;color:var(--red);}
.proj-card .specs{display:flex;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:15px;}.proj-card .specs>*+*{margin-left:8px;}
.proj-card .specs span{font-size:.76rem;color:var(--body);background:var(--bg-soft);padding:4px 10px;border-radius:7px;font-weight:500;}
.proj-sum{display:flex;flex-wrap:wrap;margin-top:24px;}.proj-sum>*+*{margin-left:14px;}
.proj-sum .s{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px 20px;font-size:.92rem;color:var(--body);box-shadow:var(--shadow-sm);}
.proj-sum .s b{color:var(--red);font-weight:700;}
.filter-bar{display:flex;flex-wrap:wrap;margin-top:28px;}.filter-bar>*+*{margin-left:10px;}
.filter-bar .f{border:1px solid var(--line);background:var(--bg);color:var(--body);padding:9px 20px;border-radius:100px;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .18s;font-family:inherit;}
.filter-bar .f:hover{border-color:var(--red);color:var(--red);}
.filter-bar .f.active{background:var(--red);color:#fff;border-color:var(--red);box-shadow:0 6px 14px rgba(224,0,0,.25);}
.proj-note{margin-top:36px;color:var(--muted);font-size:.92rem;text-align:center;}

/* ---------- O&M ---------- */
.om-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center;margin-top:52px;}
.om-photos{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.om-photos figure{border-radius:var(--radius-sm);overflow:hidden;position:relative;box-shadow:var(--shadow-md);height:200px;aspect-ratio:4/3;}
.om-photos img{width:100%;height:100%;object-fit:cover;transition:transform .45s;}
.om-photos figure:hover img{transform:scale(1.05);}
.om-photos figcaption{position:absolute;left:0;right:0;bottom:0;padding:24px 16px 12px;font-size:.84rem;font-weight:600;color:#fff;background:linear-gradient(0deg,rgba(10,12,16,.85),transparent);}
.om-side .li{display:flex;align-items:flex-start;margin-bottom:16px;color:var(--body);}.om-side .li>*+*{margin-left:13px;}
.om-side .li svg{width:20px;height:20px;flex:0 0 auto;color:var(--red);margin-top:4px;}
.om-side .li b{color:var(--ink);}
.om-scale{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px;}
.oscale{position:relative;background:linear-gradient(180deg,#ffffff 0%,var(--bg-soft) 100%);border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px 14px 18px;text-align:center;overflow:hidden;transition:transform .22s,box-shadow .28s,border-color .22s;}
.oscale::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--red),#ff7a5c);transform:scaleX(0);opacity:0;transform-origin:center;transition:transform .3s,opacity .3s;}
.oscale:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--red-line);}
.oscale:hover::before{transform:scaleX(1);opacity:1;}
.oscale .n{font-weight:800;font-size:1.26rem;line-height:1.15;letter-spacing:0;font-variant-numeric:tabular-nums;color:var(--red);white-space:nowrap;}
.oscale .n b{font-weight:800;background:linear-gradient(135deg,var(--red) 10%,#ff6a3d 100%);-webkit-background-clip:text;background-clip:text;color:transparent;}
.oscale .n span{font-size:.44em;font-weight:600;color:var(--body);margin:0 2px;letter-spacing:0;}
.oscale .l{font-size:.8rem;color:var(--red);margin-top:8px;display:inline-flex;align-items:center;}
.oscale .l::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--red);box-shadow:0 0 0 3px rgba(224,0,0,.14);margin-right:6px;}

/* ---------- RSD ---------- */
.rsd-what{background:var(--bg);}
.rsd-what-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;margin-top:44px;}
.rsd-what-text p{color:var(--body);font-size:1.05rem;margin-bottom:18px;line-height:1.85;}
.rsd-what-text p b{color:var(--ink);}
.rsd-dist{background:linear-gradient(150deg,var(--dark) 0%,var(--dark-2) 100%);color:#fff;border-radius:var(--radius);padding:32px 30px;box-shadow:var(--shadow-lg);}
.rsd-dist .adv{display:flex;align-items:center;font-weight:800;font-size:1.25rem;color:#fff;margin-bottom:14px;}.rsd-dist .adv svg{margin-right:12px;}
.rsd-dist .adv .dot{width:9px;height:9px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(224,0,0,.26);}
.rsd-dist p{color:#c3cad2;font-size:.95rem;margin:0;line-height:1.75;}
.rsd-dist .cert{display:flex;flex-wrap:wrap;margin-top:18px;}.rsd-dist .cert>*+*{margin-left:8px;}
.rsd-dist .cert span{font-size:.74rem;font-weight:600;color:#fff;background:rgba(224,0,0,.18);border:1px solid rgba(224,0,0,.4);padding:5px 11px;border-radius:100px;}

/* Series */
.rsd-series{background:var(--bg-soft);}
.rsd-series-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;}
.rsd-series-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s,border-color .22s;display:flex;flex-direction:column;}
.rsd-series-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--red-line);}
.rsd-series-card .media{position:relative;height:227px;aspect-ratio:16/10;background:#eef1f5;overflow:hidden;}
.rsd-series-card .media img{width:100%;height:100%;object-fit:cover;object-position:center;transition:transform .5s;}
.rsd-series-card:hover .media img{transform:scale(1.05);}
.rsd-series-card .media .tag{position:absolute;top:14px;left:14px;z-index:2;background:var(--red);color:#fff;font-weight:700;font-size:.8rem;padding:5px 12px;border-radius:8px;box-shadow:0 6px 14px rgba(224,0,0,.30);}
.rsd-series-card .body{padding:24px 26px 26px;flex:1;}
.rsd-series-card .body h3{font-size:1.12rem;margin-bottom:10px;color:var(--ink);}
.rsd-series-card .body p{color:var(--body);font-size:.92rem;line-height:1.72;margin-bottom:14px;}
.rsd-series-card .model{font-size:.8rem;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;font-weight:500;margin-top:auto;}
.rsd-series-card .model b{color:var(--red);}

/* Params table */
.rsd-params{background:var(--bg);}
.table-wrap{overflow-x:auto;margin-top:44px;border-radius:var(--radius);box-shadow:var(--shadow-sm);}
.params-table{width:100%;border-collapse:collapse;background:var(--bg);border:1px solid var(--line);}
.params-table th,.params-table td{text-align:left;padding:16px 22px;font-size:.95rem;border-bottom:1px solid var(--line);vertical-align:top;}
.params-table thead th{background:var(--dark);color:#fff;font-weight:600;font-size:.9rem;letter-spacing:.02em;border-top:3px solid var(--red);}
.params-table thead th:first-child{width:32%;}
.params-table tbody th{color:var(--ink);font-weight:600;width:32%;background:var(--bg-soft-2);}
.params-table tbody td{color:var(--body);}
.params-table tbody tr:last-child th,.params-table tbody tr:last-child td{border-bottom:0;}
.params-table tbody tr:hover th,.params-table tbody tr:hover td{background:var(--red-soft);}

/* RSD params (redesigned) */
.rsd-params-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start;}
.rp-intro .section-lead{margin-top:0;}
.rp-tiles{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:32px 0 30px;}
.rp-tile{position:relative;background:var(--bg-soft-2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px 18px 17px;overflow:hidden;transition:transform .22s,box-shadow .28s,border-color .22s;}
.rp-tile::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--red),#ff7a5c);transform:scaleX(0);opacity:0;transform-origin:center;transition:transform .3s,opacity .3s;}
.rp-tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--red-line);}
.rp-tile:hover::before{transform:scaleX(1);opacity:1;}
.rp-tile .n{display:block;font-weight:800;font-size:1.7rem;line-height:1.12;color:var(--red);letter-spacing:-.01em;}
.rp-tile .n small{font-size:.5em;font-weight:700;margin-left:1px;}
.rp-tile .l{display:block;margin-top:6px;font-size:.8rem;font-weight:500;color:var(--body);}
@media(max-width:960px){
  .rsd-params-grid{grid-template-columns:1fr;gap:40px;}
}

/* Methods (dark) */
.rsd-methods{background:linear-gradient(180deg,var(--dark) 0%,var(--dark-2) 100%);color:#fff;}
.rsd-methods .eyebrow,.rsd-devices .eyebrow{color:#ff7b7b;}
.rsd-methods .eyebrow::before,.rsd-devices .eyebrow::before{background:var(--red);}
.rsd-methods .section-title,.rsd-devices .section-title{color:#fff;}
.rsd-methods .section-lead,.rsd-devices .section-lead{color:#aeb4bd;}
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px;}
.method{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.10);border-radius:var(--radius-sm);padding:28px 24px;transition:background .2s,border-color .2s,transform .2s;}
.method:hover{background:rgba(224,0,0,.10);border-color:rgba(224,0,0,.4);transform:translateY(-4px);}
.method .ic{width:50px;height:50px;border-radius:13px;background:rgba(224,0,0,.15);color:#ff6b6b;display:grid;place-items:center;margin-bottom:18px;}
.method .ic svg{width:24px;height:24px;stroke-width:1.8;}
.method h3{font-size:1.05rem;color:#fff;margin-bottom:8px;}
.method p{color:#aeb4bd;font-size:.87rem;line-height:1.65;}

/* Devices (dark) */
.rsd-devices{background:linear-gradient(180deg,var(--dark-2) 0%,var(--dark) 100%);color:#fff;padding-top:0;}
.rsd-devices .wrap{padding-top:0;}
.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;}
.device{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.10);border-radius:var(--radius);overflow:hidden;transition:transform .22s,border-color .22s;display:flex;flex-direction:column;}
.device:hover{transform:translateY(-5px);border-color:rgba(224,0,0,.4);}
.device .media{height:227px;aspect-ratio:16/10;background:#15181f;overflow:hidden;}
.device .media img{width:100%;height:100%;object-fit:cover;object-position:center;transition:transform .5s;}
.device:hover .media img{transform:scale(1.05);}
.device .body{padding:24px 26px 26px;flex:1;}
.device h3{font-size:1.12rem;color:#fff;margin-bottom:6px;}
.device .m{display:block;font-size:.8rem;color:#ff7b7b;font-weight:600;margin-bottom:12px;}
.device p{color:#aeb4bd;font-size:.92rem;line-height:1.72;}

/* Why */
.rsd-why{background:var(--bg-soft);}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;}
.why{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s,border-color .22s;}
.why:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--red-line);}
.why .ic{width:52px;height:52px;border-radius:13px;background:var(--red-soft);color:var(--red);display:grid;place-items:center;margin-bottom:20px;}
.why .ic svg{width:25px;height:25px;stroke-width:1.8;}
.why h3{font-size:1.15rem;margin-bottom:10px;color:var(--ink);}
.why p{color:var(--body);font-size:.95rem;line-height:1.75;}

@media(max-width:960px){
  .rsd-what-grid{grid-template-columns:1fr;gap:40px;}
  .rsd-series-grid,.device-grid,.why-grid{grid-template-columns:repeat(2,1fr);}
  .method-grid{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:620px){
  .rsd-series-grid,.device-grid,.why-grid,.method-grid{grid-template-columns:1fr;}
  .params-table thead{display:none;}
  .params-table,.params-table tbody,.params-table tr,.params-table th,.params-table td{display:block;width:100% !important;}
  .params-table tr{border-bottom:1px solid var(--line);}
  .params-table tbody th{background:var(--bg-soft-2);border-bottom:0;padding-bottom:6px;}
  .params-table tbody td{border-bottom:0;padding-top:6px;}
}

/* ---------- Contact ---------- */
.contact{background:var(--bg-soft);}
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;margin-top:52px;}
.c-items{display:flex;flex-direction:column;}.c-items>*+*{margin-top:16px;}
.c-item{display:flex;align-items:flex-start;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;box-shadow:var(--shadow-sm);}
.c-item .ic{width:46px;height:46px;flex:0 0 auto;border-radius:12px;background:var(--red-soft);color:var(--red);display:grid;place-items:center;}
.c-item .ic svg{width:22px;height:22px;stroke-width:1.8;}
.c-item b{display:block;font-size:.82rem;color:var(--muted);font-weight:600;margin-bottom:4px;}
.c-item .v{font-size:1.02rem;color:var(--ink);font-weight:600;word-break:break-all;}
.c-map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);}
.c-map iframe{display:block;width:100%;height:280px;border:0;}
.c-map-fallback{padding:10px 16px;border-top:1px solid var(--line);font-size:.85rem;}
.c-map-fallback a{color:var(--muted);text-decoration:none;}
.c-map-fallback a:hover{color:var(--red);}
@media(max-width:620px){.c-map iframe{height:220px;}}
.form-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:34px 32px;box-shadow:var(--shadow-sm);}
.form-card h3{font-size:1.3rem;margin-bottom:6px;}
.form-card .sub{color:var(--muted);font-size:.9rem;margin-bottom:24px;}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.f-field{margin-bottom:16px;}
.f-field label{display:block;font-size:.85rem;font-weight:600;color:var(--ink);margin-bottom:7px;}
.f-field input,.f-field textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 15px;font-size:.95rem;font-family:inherit;color:var(--ink);background:var(--bg-soft-2);outline:none;transition:border-color .2s,box-shadow .2s;}
.f-field input:focus,.f-field textarea:focus{border-color:var(--red);box-shadow:0 0 0 4px rgba(224,0,0,.10);background:#fff;}
.f-field textarea{resize:vertical;min-height:112px;}
.f-req{color:var(--red);margin-left:2px;}
.f-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}
.f-submit{background:var(--red);color:#fff;border:none;font-weight:600;font-size:1rem;padding:14px 30px;border-radius:10px;cursor:pointer;box-shadow:0 10px 24px rgba(224,0,0,.28);}
.f-submit:disabled{opacity:.65;cursor:default;box-shadow:none;}
.f-status{display:none;margin-top:14px;padding:12px 14px;border-radius:10px;font-size:.9rem;font-weight:600;line-height:1.5;}
.f-status.on{display:block;}
.f-status.ok{background:#ecfdf3;border:1px solid #abefc6;color:#067647;}
.f-status.err{background:#fef3f2;border:1px solid #fecdca;color:#b42318;}
.f-help{margin-top:28px;padding-top:24px;border-top:1px solid var(--line);}
.f-help b{display:block;font-size:.93rem;color:var(--ink);margin-bottom:14px;}
.f-help .li{display:flex;align-items:flex-start;margin-bottom:9px;color:var(--body);font-size:.9rem;}.f-help .li>*+*{margin-left:10px;}
.f-help .li svg{width:18px;height:18px;flex:0 0 auto;color:var(--red);margin-top:3px;}

/* ---------- CTA ---------- */
.cta{background:linear-gradient(120deg,var(--red-deep),var(--red) 55%,#e62a2a);color:#fff;padding:84px 0;position:relative;overflow:hidden;}
.cta::before{content:"";position:absolute;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.14),transparent 62%);top:-180px;right:-90px;}
.cta .wrap{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;}.cta .wrap>*+*{margin-top:22px;}
.cta h2{font-size:2.2rem;font-size:clamp(1.8rem,3.4vw,2.6rem);letter-spacing:-.02em;}
.cta p{color:rgba(255,255,255,.92);max-width:580px;font-size:1.06rem;}
.cta .btn-white{background:#fff;color:var(--red-deep);box-shadow:0 14px 34px rgba(0,0,0,.20);}
.cta .btn-outline{background:transparent;border:1.5px solid rgba(255,255,255,.55);color:#fff;}
.cta .btn-outline:hover{background:rgba(255,255,255,.12);}

/* ---------- Footer ---------- */
footer{background:var(--dark);color:#8b919b;padding:76px 0 32px;font-size:.92rem;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.08);}
.foot-brand img{height:28px;width:auto;margin-bottom:18px;filter:brightness(0) invert(1);}
.foot-brand p{max-width:290px;line-height:1.8;}
footer h4{color:#fff;font-size:.9rem;font-weight:600;letter-spacing:.05em;margin-bottom:20px;}
footer ul li{margin-bottom:13px;}
footer ul a{color:#8b919b;transition:color .2s;}
footer ul a:hover{color:#fff;}
.foot-contact li{display:flex;align-items:flex-start;}.foot-contact li svg{margin-right:11px;}
.foot-contact svg{width:17px;height:17px;flex:0 0 auto;color:var(--red);margin-top:4px;}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;flex-wrap:wrap;font-size:.83rem;color:#626870;}

/* ---------- Floating CTA ---------- */
.float-cta{position:fixed;right:22px;bottom:22px;z-index:60;display:inline-flex;align-items:center;background:var(--red);color:#fff;font-weight:600;font-size:.92rem;padding:14px 20px;border-radius:100px;box-shadow:0 12px 30px rgba(224,0,0,.38);transition:transform .2s,background .2s;}
.float-cta:hover{background:var(--red-dark);transform:translateY(-2px);}
.float-cta svg{width:18px;height:18px;}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .grid3,.proj-grid,.tgrid{grid-template-columns:repeat(2,1fr);}
  .team-grid{grid-template-columns:1fr;}
  .profile{padding:32px;}
  .p-photo{width:180px;margin-right:100px;}
  .team-grid-3{grid-template-columns:repeat(3,1fr);}
  .grid4{grid-template-columns:repeat(2,1fr);}
  .hstats,.impact-nums{grid-template-columns:repeat(2,1fr);}
  .hstat:nth-child(odd),.inum:nth-child(3){border-left:0;}
  .om-grid,.contact-grid{grid-template-columns:1fr;gap:42px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media(max-width:620px){
  .wrap{padding:0 20px;}
  .section{padding:72px 0;}
  .menu{display:none;}
  .nav-cta{display:none;}
  .lang{margin-left:auto;}
  .util .wrap{justify-content:center;}
  .grid3,.proj-grid,.tgrid,.grid4,.team-grid,.team-grid-3,.f-row,.om-scale{grid-template-columns:1fr;}
  .profile{flex-direction:column;padding:24px;}
  .p-photo{width:100%;height:auto;aspect-ratio:16/9;margin-right:0;margin-bottom:28px;}
  .p-photo img{object-position:center 30%;}
  .hstats,.impact-nums{grid-template-columns:1fr 1fr;}
  .om-photos{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
}

/* ---------- Projects hero ---------- */
.page-hero.projects-hero{background:var(--dark) url(assets/projects-hero-hd.jpg) center 16%/cover no-repeat;padding-bottom:57px;}
.page-hero.projects-hero::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg,rgba(10,12,16,.8) 0%,rgba(10,12,16,.52) 46%,rgba(10,12,16,.88) 100%);z-index:0;}

/* ---------- Contact hero ---------- */
.page-hero.contact-hero{background:var(--dark) url(assets/contact-hero-hd.jpg) center 30%/cover no-repeat;}
.page-hero.contact-hero::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg,rgba(10,12,16,.8) 0%,rgba(10,12,16,.52) 46%,rgba(10,12,16,.88) 100%);z-index:0;}

/* ---------- O&M (redesigned) ---------- */
.page-hero.om-hero{background:var(--dark) url(assets/om-hero-hd.jpg) center 45%/cover no-repeat;}
.page-hero.om-hero::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg,rgba(10,12,16,.8) 0%,rgba(10,12,16,.52) 46%,rgba(10,12,16,.88) 100%);z-index:0;}
.page-hero.team-hero{background:var(--dark) url(assets/projects/mega-woodlands.jpg) center 25%/cover no-repeat;padding-bottom:48px;}
.page-hero.team-hero::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg,rgba(10,12,16,.8) 0%,rgba(10,12,16,.52) 46%,rgba(10,12,16,.88) 100%);z-index:0;}
.page-hero.team-hero+.section{padding-top:72px;}

.om-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px;}
.om-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s,border-color .22s;display:flex;flex-direction:column;}
.om-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.om-card .media{position:relative;display:grid;gap:3px;height:210px;background:#e8ebf0;overflow:hidden;}
.om-card .media img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.om-card:hover .media img{transform:scale(1.04);}
.om-card .media[data-n="1"]{grid-template-columns:1fr;}
.om-card .media[data-n="2"]{grid-template-columns:1fr 1fr;}
.om-card .media[data-n="3"]{grid-template-columns:repeat(3,1fr);}
.om-card .media[data-n="6"]{grid-template-columns:repeat(3,1fr);grid-template-rows:1fr 1fr;}
.om-card .media .tag{position:absolute;top:12px;left:12px;z-index:2;background:var(--red);color:#fff;font-weight:700;font-size:.76rem;padding:5px 11px;border-radius:8px;box-shadow:0 6px 14px rgba(224,0,0,.30);}
.om-card .body{padding:26px 26px 28px;flex:1;}
.om-card .body h3{font-size:1.12rem;margin-bottom:10px;color:var(--ink);}
.om-card .body p{color:var(--body);font-size:.92rem;line-height:1.72;}

.om-response{display:flex;align-items:baseline;margin-top:40px;background:var(--red-soft);border:1px solid var(--red-line);border-radius:var(--radius);padding:22px 28px;}
.om-response .big{font-weight:800;font-size:1.7rem;color:var(--red);white-space:nowrap;line-height:1;letter-spacing:-.02em;}
.om-response .big span{font-size:.6em;font-weight:600;margin-left:3px;}
.om-response p{color:var(--body);font-size:.96rem;margin:0;line-height:1.6;}
.om-response p b{color:var(--ink);}

.om-rep-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:44px;}
.om-rep-col h4{font-size:.96rem;color:var(--ink);margin-bottom:14px;display:flex;align-items:center;font-weight:700;}.om-rep-col h4 svg{margin-right:9px;}
.om-rep-col h4::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--red);flex:0 0 auto;}
.om-rep-col .doc{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;margin-bottom:14px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .26s;}
.om-rep-col .doc:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.om-rep-col .doc .thumb{height:380px;background:#f4f6f8;display:flex;align-items:center;justify-content:center;padding:10px;overflow:hidden;}
.om-rep-col .doc .thumb img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .4s;}
.om-rep-col .doc:hover .thumb img{transform:scale(1.5);}
.om-rep-col .doc .cap{padding:10px 12px;font-size:.78rem;color:var(--muted);border-top:1px solid var(--line);text-align:center;}

@media(max-width:960px){
  .om-cards{grid-template-columns:repeat(2,1fr);}
  .om-rep-grid{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:620px){
  .om-cards{grid-template-columns:1fr;}
  .om-rep-grid{grid-template-columns:1fr;}
  .om-response{flex-direction:column;align-items:flex-start;gap:12px;}
}

/* ---------- RSD (redesigned) ---------- */
.page-hero.rsd-hero{padding-bottom:80px;}
.page-hero.rsd-hero::after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(46% 70% at 80% 90%,rgba(224,0,0,.15),transparent 60%);z-index:0;}
.rsd-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.rsd-hero-text .lead{margin-bottom:26px;}
.hero-chips{display:flex;flex-wrap:wrap;}.hero-chips>*+*{margin-left:10px;}
.hchip{display:inline-flex;align-items:center;font-size:.82rem;font-weight:600;color:#e6e9ed;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);padding:8px 14px;border-radius:100px;backdrop-filter:blur(6px);}
.hchip b{color:#ff7b7b;font-weight:800;}
.rsd-hero-figure{position:relative;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.14);box-shadow:0 30px 70px rgba(0,0,0,.45);transform:rotate(1.2deg);}
.rsd-hero-figure img{width:100%;aspect-ratio:3/2;object-fit:cover;}
.rsd-hero-figure .figcap{position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;padding:16px 18px 14px;font-size:.85rem;font-weight:600;color:#fff;background:linear-gradient(180deg,transparent,rgba(10,12,16,.88));}
.figcap .dot{width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(224,0,0,.3);flex:0 0 auto;}

.rsd-what-strip{margin-top:26px;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);position:relative;}
.rsd-what-strip img{width:100%;height:190px;object-fit:cover;}
.rsd-what-strip .strip-cap{position:absolute;left:14px;bottom:12px;display:inline-flex;align-items:center;background:rgba(10,12,16,.72);color:#fff;font-size:.78rem;font-weight:600;padding:7px 13px;border-radius:100px;backdrop-filter:blur(6px);}
.rsd-what-strip .strip-cap::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);}
.dist-fig{margin-top:20px;border-radius:var(--radius-sm);overflow:hidden;border:1px solid rgba(255,255,255,.12);}
.dist-fig img{width:100%;height:170px;object-fit:cover;display:block;}

.rsd-series-card .chips{display:flex;flex-wrap:wrap;margin-bottom:16px;}.rsd-series-card .chips>*+*{margin-left:8px;}
.rsd-series-card .chips span{font-size:.74rem;font-weight:600;color:var(--red);background:var(--red-soft);border:1px solid var(--red-line);padding:4px 11px;border-radius:100px;}
.datasheet-row{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:36px;background:var(--bg);border:1px dashed var(--line-strong);border-radius:var(--radius);padding:22px 28px;}
.datasheet-row p{color:var(--body);font-size:.95rem;margin:0;}

.methods-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:26px;margin-top:48px;align-items:stretch;}
.method-tiles{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.method-media{display:flex;flex-direction:column;}.method-media>*+*{margin-top:20px;}
.mm-card{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid rgba(255,255,255,.12);flex:1;min-height:220px;margin:0;}
.mm-card img{position:absolute;top:0;left:0;right:0;bottom:0;width:100%;height:100%;object-fit:cover;}
.mm-card figcaption{position:absolute;left:14px;bottom:13px;display:inline-flex;align-items:center;background:rgba(10,12,16,.72);color:#fff;font-size:.78rem;font-weight:600;padding:7px 13px;border-radius:100px;backdrop-filter:blur(6px);}
.mm-card figcaption::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.flow-step{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.10);border-radius:var(--radius-sm);padding:16px 14px;display:flex;flex-direction:column;transition:border-color .2s,background .2s;}.flow-step>*+*{margin-top:10px;}
.flow-step:hover{border-color:rgba(224,0,0,.4);background:rgba(224,0,0,.08);}
.flow-step .fs-n{width:26px;height:26px;border-radius:50%;background:rgba(224,0,0,.16);border:1px solid rgba(224,0,0,.45);color:#ff7b7b;font-weight:800;font-size:.82rem;display:grid;place-items:center;}
.flow-step b{display:block;color:#fff;font-size:.9rem;margin-bottom:2px;}
.flow-step span{color:#aeb4bd;font-size:.78rem;line-height:1.5;}
.strip-band{position:relative;margin-top:26px;border-radius:var(--radius);overflow:hidden;border:1px solid rgba(255,255,255,.12);}
.strip-band img{width:100%;height:240px;object-fit:cover;display:block;}
.strip-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:0 24px;background:linear-gradient(180deg,rgba(10,12,16,.30),rgba(10,12,16,.68));}
.strip-overlay b{font-size:1.3rem;color:#fff;letter-spacing:-.01em;}
.strip-overlay span{color:#c9d0d8;font-size:.92rem;}

@media(max-width:960px){
  .rsd-hero-grid{grid-template-columns:1fr;gap:40px;}
  .rsd-hero-figure{transform:none;max-width:560px;}
  .methods-grid{grid-template-columns:1fr;}
}
@media(max-width:620px){
  .method-tiles{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr 1fr;}
  .strip-band img{height:190px;}
  .rsd-hero-figure img{aspect-ratio:16/10;}
}

/* ---- 旧浏览器兼容: flex gap 替代 margin (自动生成) ---- */
.c-item>*+*{margin-left:16px;}
.foot-bottom>*+*{margin-left:16px;}
.float-cta svg{margin-right:9px;}
.om-response>*+*{margin-left:22px;}
.hchip svg{margin-right:7px;}
.rsd-hero-figure .figcap svg{margin-right:9px;}
.rsd-what-strip .strip-cap svg{margin-right:8px;}
.mm-card figcaption svg{margin-right:8px;}
.datasheet-row>*+*{margin-left:20px;}
.strip-overlay>*+*{margin-top:6px;}
.btn-row{display:flex;flex-wrap:wrap;justify-content:center;}
.btn-row>*+*{margin-left:14px;}
@media (max-width:860px){
  .om-response{flex-direction:column;align-items:flex-start;}
  .om-response>*+*{margin-left:0;margin-top:12px;}
}

/* ---------- 首页：区块间距与底色交替 ---------- */
.section.tight-b{padding-bottom:64px;}
.section.tight-t{padding-top:64px;}
.section.om-band{background:var(--bg-soft);}
.om-photos figure.thermal img{object-position:center;}

/* ---------- 客户评价轮播（兼容旧内核：不用 gap / aspect-ratio） ---------- */
.carousel{display:flex;align-items:center;margin-top:52px;}
.car-view{flex:1 1 auto;min-width:0;overflow:hidden;margin:0 18px;}
.car-track{display:flex;transition:transform .55s cubic-bezier(.22,.8,.3,1);}
.car-track .tcard{flex:0 0 calc((100% - 48px) / 3);margin-right:24px;}
.car-track .tcard:last-child{margin-right:0;}
.car-btn{flex:0 0 auto;width:46px;height:46px;border-radius:50%;border:1px solid var(--line-strong);background:var(--bg);color:var(--ink);display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow-sm);font-family:inherit;padding:0;transition:background .2s,color .2s,border-color .2s,opacity .2s;}
.car-btn:hover{background:var(--red);border-color:var(--red);color:#fff;}
.car-btn[disabled]{opacity:.32;cursor:default;}
.car-btn[disabled]:hover{background:var(--bg);border-color:var(--line-strong);color:var(--ink);}
.car-btn svg{width:20px;height:20px;}
@media(max-width:960px){
  .car-track .tcard{flex:0 0 calc((100% - 24px) / 2);}
}
@media(max-width:620px){
  .car-track .tcard{flex:0 0 100%;margin-right:0;}
  .carousel .car-view{margin:0 10px;}
  .car-btn{width:38px;height:38px;}
  .car-btn svg{width:17px;height:17px;}
}

/* ---------- 首页：影响力四个数字（含单位）整体红色 ---------- */
.impact .inum .num{color:var(--red);}
.impact .inum .num em{color:var(--red);}

/* ================= 运维页 v2（2026-10-08） ================= */
html{scroll-behavior:smooth;}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto;}}
section[id]{scroll-margin-top:96px;}

/* 左侧锚点导航 */
.omnav{position:fixed;left:16px;top:50%;transform:translateY(-50%);z-index:44;background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:0 18px 40px rgba(16,24,40,.13);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);}
.omnav a{display:block;font-size:.82rem;font-weight:600;color:var(--body);padding:9px 14px;border-radius:10px;white-space:nowrap;transition:background .2s,color .2s;}
.omnav a+a{margin-top:3px;}
.omnav a:hover{background:var(--bg-soft);color:var(--ink);}
.omnav a.on{background:var(--red);color:#fff;box-shadow:0 6px 16px rgba(224,0,0,.28);}
@media(max-width:1440px){
  .omnav{position:sticky;left:auto;top:72px;transform:none;margin:0;border-radius:0;border-left:0;border-right:0;border-top:0;padding:0 16px;display:flex;overflow-x:auto;-webkit-overflow-scrolling:touch;}
  .omnav a{flex:0 0 auto;padding:14px 14px 12px;border-radius:0;border-bottom:3px solid transparent;}
  .omnav a+a{margin-top:0;margin-left:4px;}
  .omnav a:hover{background:transparent;}
  .omnav a.on{background:transparent;color:var(--red);box-shadow:none;border-bottom-color:var(--red);}
}

/* 为什么需要运维 */
.risk-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:52px;}
.risk{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);padding:30px 24px 28px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s,border-color .22s;}
.risk:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--red-line);}
.risk .ic{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:rgba(224,0,0,.08);color:var(--red);margin-bottom:20px;}
.risk .ic svg{width:23px;height:23px;stroke-width:1.9;}
.risk h3{font-size:1.02rem;margin-bottom:8px;color:var(--ink);}
.risk p{font-size:.9rem;color:var(--body);line-height:1.75;}
.om-close{margin-top:34px;text-align:center;font-size:1rem;font-weight:600;color:var(--ink);}

/* 现场实拍 —— 圈 */
.ring{position:relative;margin-top:56px;padding:0 96px;overflow:hidden;}
.ring-view{position:relative;height:562px;perspective:1500px;}
.ring-slide{position:absolute;top:0;left:50%;width:420px;height:560px;margin-left:-210px;border-radius:18px;overflow:hidden;background:#0d0f13;box-shadow:0 30px 60px rgba(10,12,16,.30);cursor:pointer;transition:transform .6s cubic-bezier(.22,.75,.25,1),opacity .6s;}
.ring-slide img{width:100%;height:100%;object-fit:cover;display:block;}
.ring-slide figcaption{position:absolute;left:0;right:0;top:0;padding:16px 22px 40px;font-size:.88rem;font-weight:600;color:#fff;text-shadow:0 1px 8px rgba(10,12,16,.5);background:linear-gradient(180deg,rgba(10,12,16,.90) 0%,rgba(10,12,16,.74) 40%,rgba(10,12,16,.26) 74%,transparent 100%);opacity:0;transition:opacity .5s;}
.ring-slide.is-c figcaption{opacity:1;}
.ring-btn{position:absolute;top:50%;margin-top:-27px;width:54px;height:54px;border-radius:50%;border:1px solid var(--line-strong);background:#fff;color:var(--ink);display:grid;place-items:center;cursor:pointer;box-shadow:0 12px 26px rgba(16,24,40,.15);z-index:20;padding:0;font-family:inherit;transition:background .2s,color .2s,border-color .2s;}
.ring-btn:hover{background:var(--red);border-color:var(--red);color:#fff;}
.ring-btn svg{width:22px;height:22px;}
.ring-btn.prev{left:0;}
.ring-btn.next{right:0;}
.ring-dots{display:flex;justify-content:center;margin-top:30px;}
.ring-dots button{width:9px;height:9px;border-radius:50%;border:0;background:#D5D9E0;padding:0;cursor:pointer;transition:background .25s,width .25s;}
.ring-dots button+button{margin-left:10px;}
.ring-dots button.on{background:var(--red);width:26px;border-radius:5px;}
/* 服务内容 */
.svc-label{display:flex;align-items:center;margin:64px 0 24px;font-family:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",Georgia,serif;font-size:1.34rem;font-weight:700;letter-spacing:.02em;color:var(--ink);}
.svc-label::before{content:"";flex:0 0 auto;width:6px;height:1.06em;border-radius:3px;background:var(--red);margin-right:14px;}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.svc{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s,border-color .22s;display:flex;flex-direction:column;}
.svc:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.svc .ph{position:relative;height:0;padding-top:75%;background:#0d0f13;overflow:hidden;}
.svc .ph img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.svc:hover .ph img{transform:scale(1.04);}
.svc .ph .tag{position:absolute;top:12px;right:12px;z-index:2;background:var(--red);color:#fff;font-weight:700;font-size:.76rem;padding:5px 11px;border-radius:8px;box-shadow:0 6px 14px rgba(224,0,0,.30);}
.svc .bd{padding:24px 24px 26px;flex:1;}
.svc .bd h3{font-size:1.1rem;margin-bottom:12px;color:var(--ink);}
.svc .bd ul{list-style:none;padding:0;margin:0;}
.svc .bd li{position:relative;padding-left:20px;font-size:.92rem;line-height:1.75;color:var(--body);}
.svc .bd li+li{margin-top:7px;}
.svc .bd li::before{content:"";position:absolute;left:0;top:.62em;width:9px;height:9px;border-radius:50%;box-shadow:inset 0 0 0 2.5px var(--red);}

/* 服务频次 */
.tl{position:relative;margin-top:56px;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;}
.tl::before{content:"";position:absolute;left:8%;right:8%;top:29px;height:2px;background:linear-gradient(90deg,rgba(224,0,0,.20),rgba(224,0,0,.50),rgba(224,0,0,.20));}
.tl-item{position:relative;text-align:center;padding:0 6px;}
.tl-node{position:relative;z-index:1;width:58px;height:58px;margin:0 auto 20px;border-radius:50%;background:#fff;border:2px solid var(--red);display:grid;place-items:center;color:var(--red);box-shadow:0 10px 24px rgba(224,0,0,.16);}
.tl-node svg{width:24px;height:24px;stroke-width:1.9;}
.tl-item .st{display:inline-block;font-size:.78rem;font-weight:700;color:var(--red);background:rgba(224,0,0,.08);border-radius:100px;padding:4px 12px;margin-bottom:12px;}
.tl-item h4{font-size:1.02rem;margin-bottom:6px;color:var(--ink);}
.tl-item p{font-size:.9rem;color:var(--body);line-height:1.75;}

/* 报告与交付物 */
.doc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:52px;}
.doc{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .28s,border-color .22s;}
.doc:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.doc-frame{height:300px;border-radius:12px;background:var(--bg-soft);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden;padding:14px;}
.doc-frame img{max-width:100%;max-height:100%;display:block;border-radius:3px;box-shadow:0 8px 20px rgba(16,24,40,.10);}
.doc h4{font-size:1rem;margin:18px 0 6px;color:var(--ink);}
.doc p{font-size:.88rem;color:var(--body);line-height:1.7;}

@media(max-width:1160px){
  .ring{padding:0 72px;}
  .ring-view{height:482px;}
  .ring-slide{width:360px;height:480px;margin-left:-180px;}
}
@media(max-width:960px){
  .risk-grid,.doc-grid{grid-template-columns:repeat(2,1fr);}
  .svc-grid{grid-template-columns:repeat(2,1fr);}
  .tl{grid-template-columns:repeat(2,1fr);gap:40px 26px;}
  .tl::before{display:none;}
  .ring{padding:0 56px;}
  .ring-view{height:402px;}
  .ring-slide{width:300px;height:400px;margin-left:-150px;}
}
@media(max-width:620px){
  .risk-grid,.doc-grid,.svc-grid,.tl{grid-template-columns:1fr;}
  .ring{padding:0 12px;}
  .ring-view{height:302px;}
  .ring-slide{width:225px;height:300px;margin-left:-112.5px;}
  .ring-slide figcaption{font-size:.78rem;padding:10px 12px 26px;}
  .ring-btn{width:38px;height:38px;margin-top:-19px;}
  .ring-btn svg{width:16px;height:16px;}
  .doc-frame{height:260px;}
}

/* ---------- RSD 版块间距微调（配套设备 上移后：顶部留白加大、与关断方式之间收紧） ---------- */
.rsd-devices{padding-top:112px;padding-bottom:64px;}
.rsd-methods{padding-top:64px;}
@media(max-width:620px){
  .rsd-devices{padding-top:72px;padding-bottom:44px;}
  .rsd-methods{padding-top:44px;}
}

/* ---------- 运维页：清洗前后对比 ---------- */
.ba{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:52px;}
.ba figure,.ba-strip figure{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .22s,box-shadow .28s,border-color .22s;}
.ba figure:hover,.ba-strip figure:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}
.ba .ph,.ba-strip .ph{position:relative;height:0;padding-top:75%;background:#0d0f13;overflow:hidden;}
.ba .ph img,.ba-strip .ph img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;}
.ba .tag{position:absolute;top:14px;left:14px;z-index:2;font-size:.8rem;font-weight:700;letter-spacing:.04em;color:#fff;padding:6px 14px;border-radius:999px;}
.ba .tag.before{background:rgba(20,22,26,.80);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);}
.ba .tag.after{background:var(--red);box-shadow:0 6px 16px rgba(224,0,0,.30);}
.ba figcaption{padding:20px 24px 22px;font-size:.95rem;line-height:1.7;color:var(--body);min-height:88px;}
.ba-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:22px;}
.ba-strip figcaption{padding:15px 18px 17px;font-size:.86rem;line-height:1.6;color:var(--body);min-height:62px;}
.ba-note{margin-top:30px;text-align:center;font-size:.98rem;color:var(--muted);line-height:1.8;}
@media(max-width:620px){
  .ba{grid-template-columns:1fr;gap:20px;margin-top:36px;}
  .ba figcaption{min-height:0;padding:16px 18px 18px;}
  .ba-strip{grid-template-columns:1fr;gap:18px;}
  .ba-strip figcaption{min-height:0;}
  .ba-note{margin-top:22px;font-size:.92rem;}
}