:root{
    --bg:#0A0F1C; --bg-alt:#0D1425; --panel:#111A2C; --panel-2:#141F35;
    --line: rgba(159,175,204,0.14); --line-strong: rgba(159,175,204,0.28); --mesh: rgba(159,175,204,0.5);
    --text:#EAF0FB; --text-dim:#96A2BF; --text-faint:#5B6785;
    --cyan:#00E0D8; --cyan-soft: rgba(0,224,216,0.14);
    --amber:#FF7A3D; --amber-soft: rgba(255,122,61,0.14);
    --radius: 3px;
    --disp: 'Space Grotesk', 'Noto Sans SC', sans-serif; --cn: 'Noto Sans SC', sans-serif; --mono: 'JetBrains Mono', monospace; --maxw: 1180px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{background:var(--bg); color:var(--text); font-family:var(--cn); line-height:1.6; -webkit-font-smoothing:antialiased; overflow-x:hidden;}
  img,svg{display:block; max-width:100%;} a{color:inherit; text-decoration:none;} ul{list-style:none;}
  .wrap{max-width:var(--maxw); margin:0 auto; padding:0 28px;}
  .eyebrow{font-family:var(--mono); font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:var(--cyan); display:flex; align-items:center; gap:10px; margin-bottom:16px;}
  .eyebrow::before{content:""; width:18px; height:1px; background:var(--cyan);}
  h1,h2,h3{font-family:var(--cn); font-weight:900; letter-spacing:-0.01em; color:var(--text);}
  h2{font-size:clamp(26px,3.4vw,40px); line-height:1.25;}
  .section-head{max-width:640px; margin-bottom:44px;}
  .section-head p{color:var(--text-dim); font-size:15.5px; margin-top:14px;}
  section{position:relative; padding:96px 0;}
  .skip-link{position:absolute; left:-999px; top:0; background:var(--cyan); color:#00201E; padding:10px 16px; z-index:999;}
  .skip-link:focus{left:12px; top:12px;}
  .mesh-bg{position:absolute; inset:0; pointer-events:none; background-image:linear-gradient(var(--line) 1px, transparent 1px),linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size:34px 34px; -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 90%); mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 90%); opacity:.5;}
  .bg-alt{background:var(--bg-alt);}

  /* HEADER */
  header{position:fixed; top:0; left:0; right:0; z-index:100; background:rgba(10,15,28,0.6); backdrop-filter:blur(10px); border-bottom:1px solid transparent; transition:background .25s ease, border-color .25s ease;}
  header.scrolled{background:rgba(10,15,28,0.92); border-bottom-color:var(--line);}
  .navrow{display:flex; align-items:center; justify-content:space-between; height:72px;}
  .logo{display:flex; align-items:center; gap:10px; font-family:var(--disp); font-weight:700; font-size:19px; letter-spacing:.02em;}
  .logo .mark{width:30px; height:30px; flex:none;}
  .logo small{display:block; font-family:var(--mono); font-size:10px; color:var(--text-faint); font-weight:400; letter-spacing:.1em;}
  nav.primary{display:flex; align-items:center; gap:36px;}
  nav.primary a{font-size:14.5px; color:var(--text-dim); position:relative; padding:6px 0;}
  nav.primary a:hover, nav.primary a:focus-visible{color:var(--text);}
  nav.primary a::after{content:""; position:absolute; left:0; right:0; bottom:0; height:2px; background:var(--cyan); transform:scaleX(0); transition:transform .2s ease;}
  nav.primary a:hover::after, nav.primary a:focus-visible::after{transform:scaleX(1);}
  nav.primary a.active{color:var(--cyan);} nav.primary a.active::after{transform:scaleX(1);}
  .navcta{display:flex; align-items:center; gap:18px;}
  .tel{font-family:var(--mono); font-size:14px; color:var(--text-dim);}
  .tel strong{color:var(--cyan); font-weight:600;}
  .btn{display:inline-flex; align-items:center; gap:8px; padding:11px 22px; border-radius:var(--radius); font-size:14px; font-weight:600; cursor:pointer; border:1px solid transparent; transition:all .2s ease; font-family:var(--cn);}
  .btn-primary{background:var(--cyan); color:#00211E;} .btn-primary:hover{background:#33e9e2; transform:translateY(-1px);}
  .btn-ghost{border-color:var(--line-strong); color:var(--text);} .btn-ghost:hover{border-color:var(--cyan); color:var(--cyan);}

  /* BANNER */
  .page-banner{padding:150px 0 60px; position:relative; overflow:hidden; background:var(--bg-alt);}
  .page-banner .wrap{position:relative; z-index:2;}
  .breadcrumb{font-family:var(--mono); font-size:12.5px; color:var(--text-faint); margin-bottom:20px; display:flex; align-items:center; gap:8px;}
  .breadcrumb a:hover{color:var(--cyan);} .breadcrumb span.sep{color:var(--text-faint);}
  .page-banner h1{font-size:clamp(30px,4vw,46px); line-height:1.2; margin-bottom:16px;}
  .page-banner h1 em{font-style:normal; color:var(--cyan);}
  .page-banner .banner-sub{color:var(--text-dim); font-size:16px; max-width:600px;}

  /* ABOUT HERO */
  .about-grid{display:grid; grid-template-columns:.95fr 1.05fr; gap:56px; align-items:center;}
  .about-copy p{color:var(--text-dim); font-size:15.5px; margin-bottom:16px;}
  .about-visual{position:relative; border:1px solid var(--line); border-radius:var(--radius); background:linear-gradient(160deg, var(--panel), var(--bg-alt)); overflow:hidden; aspect-ratio:4/3;}
  .about-visual .mesh-bg{opacity:.4;}
  .about-visual img{width:100%; height:100%; object-fit:cover; position:relative; z-index:2;}
  .about-visual .photo-note{position:absolute; bottom:14px; left:16px; right:16px; z-index:3; font-family:var(--mono); font-size:10.5px; color:var(--text-faint); border-top:1px dashed var(--line-strong); padding-top:8px;}
  .about-stats{display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border:1px solid var(--line); margin-top:28px;}
  .about-stats div{background:var(--bg); padding:22px;}
  .about-stats .n{font-family:var(--disp); font-size:26px; font-weight:700; color:var(--cyan);}
  .about-stats .l{font-size:12px; color:var(--text-faint); margin-top:4px;}

  /* TIMELINE */
  .timeline{position:relative; padding-left:40px;}
  .timeline::before{content:""; position:absolute; left:12px; top:0; bottom:0; width:2px; background:var(--line);}
  .tl-item{position:relative; padding-bottom:40px;}
  .tl-item:last-child{padding-bottom:0;}
  .tl-item::before{content:""; position:absolute; left:-34px; top:4px; width:14px; height:14px; border-radius:50%; background:var(--bg); border:2px solid var(--cyan);}
  .tl-year{font-family:var(--mono); font-size:14px; color:var(--cyan); font-weight:600; margin-bottom:6px;}
  .tl-item h3{font-size:17px; margin-bottom:8px;}
  .tl-item p{font-size:14px; color:var(--text-dim);}

  /* VALUES */
  .val-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px;}
  .val-card{border:1px solid var(--line); border-radius:var(--radius); padding:28px; background:var(--panel); text-align:center;}
  .val-card .val-icon{width:48px; height:48px; margin:0 auto 16px; color:var(--cyan);}
  .val-card h3{font-size:16px; margin-bottom:10px;}
  .val-card p{font-size:13.5px; color:var(--text-dim);}

  /* MARQUEE */
  .marquee-outer{overflow:hidden; border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:22px 0;}
  .marquee-track{display:flex; gap:44px; width:max-content; animation:scroll-left 32s linear infinite;}
  .marquee-track span{font-family:var(--mono); font-size:13px; color:var(--text-faint); white-space:nowrap;}
  @keyframes scroll-left{from{transform:translateX(0);} to{transform:translateX(-50%);}}

  /* FOOTER */
  footer{border-top:1px solid var(--line); padding:56px 0 28px; background:var(--bg-alt);}
  .foot-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; margin-bottom:40px;}
  .foot-grid h5{font-size:13px; color:var(--text-faint); text-transform:uppercase; letter-spacing:.08em; margin-bottom:16px; font-family:var(--mono);}
  .foot-grid ul li{margin-bottom:10px;} .foot-grid ul li a{font-size:13.5px; color:var(--text-dim);} .foot-grid ul li a:hover{color:var(--cyan);}
  .foot-bottom{display:flex; justify-content:space-between; align-items:center; border-top:1px solid var(--line); padding-top:22px; font-size:12.5px; color:var(--text-faint); flex-wrap:wrap; gap:10px;}
  .floatbtn{position:fixed; right:26px; bottom:26px; z-index:90; background:var(--cyan); color:#00211E; border-radius:50px; padding:14px 20px; display:flex; align-items:center; gap:8px; font-size:13.5px; font-weight:700; box-shadow:0 8px 24px rgba(0,224,216,.25);}
  .floatbtn svg{width:16px; height:16px;}
  .reveal{opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease;}
  .reveal.in{opacity:1; transform:translateY(0);}
  @media (prefers-reduced-motion: reduce){*{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;} html{scroll-behavior:auto;}}
  @media (max-width:980px){
    nav.primary, .navcta .tel{display:none;}
    .about-grid{grid-template-columns:1fr;}
    .val-grid{grid-template-columns:1fr;}
    .foot-grid{grid-template-columns:1fr 1fr;}
  }
  @media (max-width:560px){
    .wrap{padding:0 18px;} section{padding:64px 0;}
    .val-grid, .foot-grid{grid-template-columns:1fr;}
    .about-stats{grid-template-columns:1fr;}
  }