:root{
  --navy:#061824;--navy2:#0a2534;--green:#a9e600;--green2:#8fd400;
  --text:#10212b;--muted:#63747e;--line:#dfe7e9;--white:#fff;
  --shadow:0 18px 50px rgba(5,28,40,.10);--radius:18px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,"Noto Sans TC","Microsoft JhengHei",sans-serif;color:var(--text);background:#fff;line-height:1.7}a{text-decoration:none;color:inherit}.container{width:min(1160px,calc(100% - 40px));margin:auto}
.topbar{background:#03131e;color:#aab9c0;font-size:12px}.topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between}.header{position:sticky;top:0;z-index:20;background:rgba(4,21,31,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;color:#fff}.brand img{width:45px;height:45px;object-fit:contain}.brand strong{display:block;font-size:18px;letter-spacing:1px}.brand small{display:block;color:#8fa1aa;font-size:10px}.nav{display:flex;align-items:center;gap:26px;color:#d6e0e4;font-size:14px}.nav a:hover{color:var(--green)}.nav-cta{padding:9px 18px;border:1px solid var(--green);border-radius:999px;color:var(--green)!important}.menu-btn{display:none;background:none;border:0;color:#fff;font-size:28px}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 80% 35%,#0d4152 0,#071f2d 35%,#04151f 72%);color:#fff;padding:90px 0 78px}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,21,31,.96),rgba(4,21,31,.72) 55%,rgba(4,21,31,.18));pointer-events:none}.hero-glow{position:absolute;width:500px;height:500px;border-radius:50%;right:-120px;top:-100px;background:rgba(169,230,0,.08);filter:blur(20px)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}.eyebrow{display:flex;align-items:center;gap:9px;color:#b9c8ce;font-size:13px;font-weight:700;letter-spacing:2px}.eyebrow span{width:28px;height:3px;background:var(--green);display:inline-block;border-radius:5px}.eyebrow.green{color:#6fa300}.hero h1{font-size:clamp(38px,5vw,60px);line-height:1.22;margin:18px 0}.hero h1 strong{color:var(--green)}.hero-lead{max-width:650px;color:#c7d4d9;font-size:17px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:10px;padding:13px 23px;font-weight:800;border:1px solid transparent;cursor:pointer;transition:.2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--green);color:#0b1a21}.btn-outline{border-color:#59717c;color:#fff}.btn-dark{background:#07151d;color:#fff;border-color:#07151d}.trust-row{display:flex;gap:22px;flex-wrap:wrap;color:#9eb0b7;font-size:12px}.trust-row b{color:var(--green);margin-right:5px}
.network-card{height:430px;position:relative;border:1px solid rgba(169,230,0,.28);border-radius:22px;background:linear-gradient(145deg,rgba(7,38,51,.92),rgba(3,20,29,.72));box-shadow:0 30px 90px rgba(0,0,0,.28);overflow:hidden}.network-card:before{content:"";position:absolute;inset:25px;background-image:linear-gradient(rgba(169,230,0,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(169,230,0,.05) 1px,transparent 1px);background-size:36px 36px}.network-lines .line{position:absolute;background:rgba(169,230,0,.35);height:2px;transform-origin:left center}.l1{width:180px;left:50%;top:50%;transform:rotate(-145deg)}.l2{width:180px;left:50%;top:50%;transform:rotate(-35deg)}.l3{width:180px;left:50%;top:50%;transform:rotate(35deg)}.l4{width:180px;left:50%;top:50%;transform:rotate(145deg)}.network-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:145px;height:145px;border-radius:50%;background:#071c27;border:1px solid rgba(169,230,0,.5);display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 0 60px rgba(169,230,0,.10)}.network-center img{width:45px;height:45px;object-fit:contain;filter:drop-shadow(0 0 10px rgba(169,230,0,.25))}.network-center span{font-weight:900;color:#fff;font-size:16px}.network-center small{color:#718b95;font-size:7px;letter-spacing:1px}.node{position:absolute;width:170px;padding:16px;border:1px solid rgba(255,255,255,.10);border-radius:14px;background:rgba(4,23,33,.82);backdrop-filter:blur(8px)}.node span{color:var(--green);font-size:20px;display:block}.node b{display:block;color:#fff;font-size:15px}.node small{color:#82969e;font-size:10px}.node-1{left:25px;top:30px}.node-2{right:25px;top:30px}.node-3{left:25px;bottom:30px}.node-4{right:25px;bottom:30px}
.section{padding:90px 0}.section-heading{margin-bottom:42px}.section-heading h2{font-size:clamp(28px,3.5vw,42px);line-height:1.3;margin:12px 0}.section-heading h2 strong{color:#76a900}.section-heading p{color:var(--muted);margin:0}.center{text-align:center;justify-content:center;align-items:center}.problem-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.problem{border:1px solid var(--line);border-radius:14px;padding:25px 18px;box-shadow:0 8px 25px rgba(0,0,0,.035);transition:.2s}.problem:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c9df9a}.icon{font-size:27px;color:#78a600;margin-bottom:12px}.problem h3{font-size:16px;margin:0 0 8px}.problem p{font-size:13px;color:var(--muted);margin:0}
.services{background:#f5f8f8}.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.service-card{position:relative;background:#fff;border:1px solid #e2e9ea;border-radius:18px;padding:30px 24px;min-height:370px;box-shadow:0 10px 30px rgba(5,28,40,.04);transition:.2s}.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.service-card.featured{border-color:#b9db67}.service-no{position:absolute;right:20px;top:18px;color:#c2ced2;font-size:12px}.service-icon{color:#75a600;font-size:30px}.service-card h3{font-size:20px;margin:12px 0 8px}.service-card p{color:var(--muted);font-size:13px}.service-card ul{list-style:none;padding:0;margin:18px 0 0;border-top:1px solid #edf1f2;padding-top:15px}.service-card li{font-size:12px;color:#4d626b;margin:6px 0}.service-card li:before{content:"✓";color:#78a600;margin-right:8px;font-weight:bold}
.band{background:#061a25;color:#fff;padding:80px 0}.band-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}.band h2{font-size:clamp(30px,3.5vw,44px);line-height:1.35}.band h2 strong{color:var(--green)}.band p{color:#9db0b8}.mini-points{display:grid;gap:12px;margin-top:25px}.mini-points div{display:flex;gap:14px;align-items:center;border:1px solid rgba(255,255,255,.10);padding:11px 14px;border-radius:10px}.mini-points b{color:var(--green)}.mini-points span{font-size:13px}.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stat{padding:28px 20px;border:1px solid rgba(169,230,0,.22);border-radius:16px;background:rgba(255,255,255,.025)}.stat strong{display:block;color:var(--green);font-size:28px}.stat span{color:#8ea3ab;font-size:12px}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.case-card{overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 10px 28px rgba(5,28,40,.05)}.case-visual{height:190px;display:flex;align-items:flex-end;padding:20px;background-color:#092533;background-position:center;background-size:cover}.case-network{background:radial-gradient(circle at 30% 40%,#2c7b91,#071b27 62%),linear-gradient(120deg,#0b3343,#061824)}.case-nas{background:radial-gradient(circle at 70% 35%,#5c7b36,#071b27 60%),linear-gradient(120deg,#173329,#061824)}.case-it{background:radial-gradient(circle at 55% 35%,#395b70,#071b27 60%),linear-gradient(120deg,#102f40,#061824)}.case-visual span{color:rgba(255,255,255,.75);font-size:10px;letter-spacing:2px;border:1px solid rgba(255,255,255,.25);padding:4px 8px;border-radius:5px}.case-body{padding:22px}.case-body small{color:#7aa900;font-weight:800}.case-body h3{margin:7px 0;font-size:19px}.case-body p{color:var(--muted);font-size:13px}.case-body a{color:#6c9b00;font-weight:800;font-size:13px}.text-btn{display:inline-block;margin-top:35px;color:#699800;font-weight:800;border-bottom:1px solid #a9d55c;padding-bottom:3px}
.process{background:#f5f8f8}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.step{position:relative;padding:30px 20px;background:#fff;border-radius:16px;border:1px solid #e1e8e9}.step b{font-size:32px;color:#a0cc43}.step h3{margin:5px 0}.step p{color:var(--muted);font-size:13px;margin:0}
.contact-section{background:linear-gradient(135deg,#075d3d,#063b31);color:#fff;padding:80px 0}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:start}.contact-copy h2{font-size:clamp(32px,4vw,48px);line-height:1.25;margin:15px 0}.contact-copy h2 strong{color:var(--green)}.contact-copy p{color:#c3d6d0;max-width:520px}.contact-buttons{display:flex;gap:10px;flex-wrap:wrap;margin:25px 0}.contact-meta{display:grid;gap:9px;color:#bfd2cd;font-size:13px}.contact-meta div{display:flex;gap:10px}.lead-form{background:#fff;color:var(--text);border-radius:18px;padding:30px;box-shadow:0 20px 60px rgba(0,0,0,.18)}.lead-form h3{margin:0;font-size:23px}.lead-form>p{color:var(--muted);font-size:13px;margin-top:4px}.lead-form label{display:block;font-size:12px;font-weight:800;margin-top:13px}.lead-form input,.lead-form textarea{width:100%;border:1px solid #dce5e7;border-radius:9px;padding:11px 12px;margin-top:6px;font:inherit;font-size:13px;outline:none}.lead-form input:focus,.lead-form textarea:focus{border-color:#98c33e;box-shadow:0 0 0 3px rgba(169,230,0,.12)}.lead-form textarea{min-height:105px;resize:vertical}.lead-form button{width:100%;margin-top:18px}.form-note{display:block;color:#8a989e;font-size:10px;margin-top:9px;text-align:center}
.footer{background:#04151f;color:#8fa2aa;padding:50px 0 20px}.footer-grid{display:grid;grid-template-columns:1.6fr .8fr .8fr 1fr;gap:35px}.footer-brand{display:flex;gap:12px;align-items:flex-start}.footer-brand img{width:42px;height:42px;object-fit:contain}.footer-brand strong{display:block;color:#fff;font-size:16px}.footer-brand span{display:block;font-size:10px;margin-top:3px}.footer-title{color:#fff;font-weight:800;margin-bottom:12px;font-size:13px}.footer-grid a,.footer-grid>div>span{display:block;font-size:12px;margin:7px 0}.footer-grid a:hover{color:var(--green)}.copyright{border-top:1px solid rgba(255,255,255,.08);margin-top:35px;padding-top:18px;font-size:11px;text-align:center;color:#6e828b}
@media(max-width:950px){.nav{gap:14px;font-size:12px}.hero-grid{grid-template-columns:1fr}.network-card{max-width:650px;width:100%;margin:auto}.problem-grid{grid-template-columns:repeat(3,1fr)}.service-grid{grid-template-columns:repeat(2,1fr)}.band-grid,.contact-grid{grid-template-columns:1fr}.case-grid{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.container{width:min(100% - 28px,1160px)}.topbar .hours{display:none}.nav{display:none;position:absolute;left:14px;right:14px;top:70px;background:#061824;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:12px;flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a{padding:10px}.menu-btn{display:block}.hero{padding:60px 0}.hero h1{font-size:38px}.network-card{height:350px}.node{width:140px;padding:11px}.node-1,.node-3{left:12px}.node-2,.node-4{right:12px}.problem-grid,.service-grid,.case-grid,.process-grid,.footer-grid{grid-template-columns:1fr}.section{padding:65px 0}.stats{grid-template-columns:1fr 1fr}.band-grid{gap:35px}.contact-section{padding:65px 0}}
/* Real project case gallery */
.featured-case{background:#fff;border:1px solid #dfe7e9;border-radius:20px;padding:28px;box-shadow:0 14px 40px rgba(5,28,40,.06)}
.featured-case-head{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-bottom:22px}
.featured-case-head small{color:#76a600;font-weight:800}.featured-case-head h3{font-size:27px;margin:6px 0}.featured-case-head p{color:var(--muted);font-size:14px;margin:0;max-width:760px}
.case-gallery{display:grid;grid-template-columns:2fr 1fr 1fr;grid-auto-rows:170px;gap:10px}
.gallery-item{padding:0;border:0;overflow:hidden;border-radius:12px;background:#071b27;cursor:pointer;position:relative}
.gallery-item.large{grid-row:span 2}.gallery-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease,filter .35s ease}.gallery-item:hover img{transform:scale(1.045);filter:brightness(1.06)}
.case-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.case-tags span{font-size:11px;padding:5px 10px;border-radius:999px;background:#f1f6e7;color:#668f0a;border:1px solid #dbe9b9}
.lightbox{display:none;position:fixed;inset:0;z-index:100;background:rgba(1,10,15,.92);align-items:center;justify-content:center;padding:30px}.lightbox.open{display:flex}.lightbox img{max-width:min(92vw,1200px);max-height:88vh;object-fit:contain;border-radius:10px;box-shadow:0 20px 80px rgba(0,0,0,.5)}.lightbox-close{position:absolute;right:24px;top:16px;background:none;border:0;color:#fff;font-size:42px;line-height:1;cursor:pointer}
@media(max-width:680px){.featured-case{padding:18px}.featured-case-head{display:block}.featured-case-head .btn{margin-top:16px}.case-gallery{grid-template-columns:1fr 1fr;grid-auto-rows:135px}.gallery-item.large{grid-column:span 2;grid-row:span 1}}