@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;600;700;800&family=Rajdhani:wght@500;600;700&display=swap');
:root{--navy:#142d50;--navy2:#0c1e36;--blue:#4473c5;--gold:#f0d878;--orange:#d8792a;--ink:#202b3a;--muted:#687487;--pale:#f4f6f9;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:86px}body{margin:0;color:var(--ink);font-family:"Noto Sans TC",sans-serif;line-height:1.75}a{text-decoration:none;color:inherit}.container{width:min(1160px,calc(100% - 48px));margin:auto}.site-header{height:86px;background:#fff;position:sticky;top:0;z-index:20;box-shadow:0 3px 24px #0c1e3610}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px}.brand img{width:60px;height:60px;object-fit:contain}.brand-copy{display:flex;flex-direction:column;line-height:1.25}.brand-copy strong,.footer-brand{font-family:Rajdhani,sans-serif;font-size:25px;letter-spacing:2px;color:var(--navy);font-weight:700}.brand-copy small{font-size:12px;color:#697386;letter-spacing:1px}.main-nav{display:flex;align-items:center;gap:31px;font-size:14px;color:#34445a}.main-nav a{transition:.2s}.main-nav a:hover{color:var(--blue)}.main-nav .nav-contact{background:var(--navy);color:#fff;padding:10px 20px;border-radius:3px}.main-nav .nav-contact:hover{background:var(--blue);color:#fff}.menu-toggle{display:none;border:0;background:none;font-size:25px;color:var(--navy)}
.hero{min-height:650px;background:linear-gradient(115deg,#0c1e36 0%,#142d50 58%,#1c3c68 100%);color:#fff;position:relative;overflow:hidden;display:flex;align-items:center}.hero-grid{position:absolute;inset:0;background-image:linear-gradient(#ffffff09 1px,transparent 1px),linear-gradient(90deg,#ffffff09 1px,transparent 1px);background-size:58px 58px;mask-image:linear-gradient(90deg,transparent,#000 70%)}.hero-content{position:relative;z-index:2;padding:85px 0}.eyebrow,.section-kicker{font:600 12px Rajdhani,sans-serif;letter-spacing:3px;color:var(--gold)}.eyebrow{display:flex;align-items:center;gap:12px}.eyebrow span{width:34px;height:2px;background:var(--orange)}h1,h2,h3,p{margin-top:0}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.25;letter-spacing:1px;margin:27px 0 22px;font-weight:700}.hero h1 em{font-style:normal;color:var(--gold)}.hero-lead{font-size:17px;color:#d5deeb;line-height:2}.hero-actions{display:flex;align-items:center;gap:30px;margin-top:38px}.button{display:inline-flex;align-items:center;gap:32px;padding:14px 22px;font-size:14px;font-weight:700;border-radius:2px;transition:.2s}.button-gold{background:linear-gradient(110deg,var(--gold),#e8bd5d);color:var(--navy2)}.button-gold:hover{transform:translateY(-3px);box-shadow:0 10px 24px #0003}.text-link{color:#fff;font-size:14px}.text-link span{color:var(--gold);margin-left:8px}.hero-foot{display:flex;gap:25px;margin-top:76px;color:#aebdd1;font-size:12px;letter-spacing:1px}.hero-foot span+span:before{content:"";display:inline-block;width:4px;height:4px;background:var(--orange);border-radius:50%;margin:0 18px 2px 0}.hero-orbit{position:absolute;border:1px solid #ffffff20;border-radius:50%;width:520px;height:520px;right:7%;top:50%;transform:translateY(-50%)}.orbit-two{width:390px;height:390px;right:12%;border-color:#f0d87855}.hero-mark{position:absolute;right:15%;top:50%;transform:translateY(-50%);font:700 170px Rajdhani,sans-serif;color:#ffffff0b;letter-spacing:-10px}.hero-mark span{color:#f0d87855}.section{padding:100px 0}.intro-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.section-kicker{color:var(--blue);margin-bottom:15px}.section h2{font-size:clamp(30px,4vw,43px);line-height:1.45;color:var(--navy);margin-bottom:0}.section h2 span{color:var(--blue)}.intro-copy{padding-left:30px;border-left:2px solid var(--gold)}.intro-copy p{color:var(--muted);font-size:15px}.intro-copy .lead{font-size:19px;color:var(--navy);font-weight:600;line-height:1.8}.under-link{display:inline-block;margin-top:12px;color:var(--blue);font-weight:700;font-size:14px}.under-link span{margin-left:10px}.section-soft{background:var(--pale)}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:45px}.section-heading>p{color:var(--muted);font-size:14px;margin:0}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{background:#fff;padding:29px 28px 32px;min-height:220px;position:relative;overflow:hidden;transition:.25s;border:1px solid #e9edf3}.service-card:hover{transform:translateY(-5px);box-shadow:0 16px 36px #142d5012;border-color:#d6dfef}.service-icon{font:700 14px Rajdhani,sans-serif;color:var(--orange);letter-spacing:2px;margin-bottom:25px}.service-card h3{font-size:18px;color:var(--navy);margin-bottom:10px}.service-card p{font-size:13px;color:var(--muted);margin:0;line-height:1.9}.card-line{position:absolute;bottom:0;left:0;width:0;height:3px;background:linear-gradient(90deg,var(--blue),var(--gold));transition:.3s}.service-card:hover .card-line{width:100%}.service-card-wide{grid-column:span 3;min-height:140px;display:flex;align-items:center;gap:32px}.service-card-wide .service-icon{margin:0}.service-card-wide h3{margin-bottom:7px}.solutions{background:#fff}.solutions-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.solution-list>div{display:flex;gap:25px;padding:22px 0;border-bottom:1px solid #e8edf3}.solution-list b{font:700 18px Rajdhani,sans-serif;color:var(--orange)}.solution-list span{display:flex;flex-direction:column}.solution-list strong{color:var(--navy);font-size:17px}.solution-list small{color:var(--muted);font-size:13px;margin-top:4px}.news-inner{display:grid;grid-template-columns:1fr 2fr;gap:60px;align-items:center}.news-placeholder{border-left:2px solid var(--gold);padding:20px 28px;background:#fff}.news-placeholder p{color:var(--navy);margin:0 0 8px;font-weight:600}.news-placeholder small{font:600 11px Rajdhani,sans-serif;letter-spacing:2px;color:#98a3b2}.news-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--orange);margin-right:8px}.contact{padding:80px 0}.contact-panel{background:linear-gradient(115deg,var(--navy2),var(--navy));color:#fff;padding:58px 65px;display:flex;align-items:center;justify-content:space-between;position:relative;overflow:hidden}.contact-panel:after{content:"";position:absolute;width:360px;height:360px;border:1px solid #ffffff17;border-radius:50%;right:20%;top:-180px}.contact-panel h2{color:#fff;font-size:34px;margin-bottom:16px}.contact-panel .section-kicker{color:var(--gold)}.contact-panel p:not(.section-kicker){color:#c3cede;font-size:14px;max-width:520px;margin:0}.contact-panel .button{position:relative;z-index:2;white-space:nowrap}.contact-brand{position:absolute;right:35px;bottom:5px;font:700 55px Rajdhani,sans-serif;color:#ffffff0b;letter-spacing:2px}.contact-brand span{color:#f0d87830}.site-footer{background:#09182a;color:#9eacc0;padding:29px 0}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}.footer-brand{color:#fff;font-size:22px}.footer-brand small{display:block;font:400 11px "Noto Sans TC",sans-serif;letter-spacing:1px;color:#9eacc0}.footer-inner p{font-size:12px;margin:0}.footer-inner>small{font-size:11px}
@media(max-width:850px){.main-nav{gap:16px}.main-nav a{font-size:12px}.intro-layout,.solutions-layout{gap:45px}.contact-panel{padding:45px}.hero-orbit{right:-12%}.hero-mark{right:3%}}
@media(max-width:680px){.container{width:min(100% - 36px,560px)}.site-header{height:72px}.brand img{width:49px;height:49px}.brand-copy strong{font-size:22px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;padding:18px 24px 24px;box-shadow:0 15px 20px #0001;flex-direction:column;align-items:stretch;gap:0}.main-nav.open{display:flex}.main-nav a{padding:12px 5px;font-size:14px;border-bottom:1px solid #edf0f4}.main-nav .nav-contact{margin-top:12px;text-align:center;border:0}.hero{min-height:590px}.hero-content{padding:75px 0}.hero h1{font-size:43px}.hero-lead{font-size:15px}.hero-orbit{width:300px;height:300px;right:-150px;top:62%}.orbit-two{width:230px;height:230px;right:-115px}.hero-mark{font-size:100px;right:0;top:65%}.hero-foot{margin-top:55px;flex-wrap:wrap;gap:8px}.desktop-only{display:none}.section{padding:70px 0}.intro-layout,.solutions-layout,.news-inner{grid-template-columns:1fr;gap:28px}.intro-copy{padding-left:20px}.section-heading{display:block}.section-heading>p{margin-top:18px}.service-grid{grid-template-columns:1fr}.service-card{min-height:190px}.service-card-wide{grid-column:auto;display:block}.service-card-wide .service-icon{margin-bottom:20px}.news-inner{gap:25px}.contact{padding:55px 0}.contact-panel{padding:38px 27px;display:block}.contact-panel h2{font-size:29px}.contact-panel .button{margin-top:25px}.contact-brand{font-size:40px;right:15px}.footer-inner{flex-direction:column;align-items:flex-start}.footer-inner p{display:none}}

/* TECHSTAR 第二版調整 */
.site-header{height:104px}html{scroll-padding-top:104px}.brand img{width:86px;height:86px}.main-nav{gap:23px}
.surveillance-lead{margin:20px 0 32px;color:var(--muted)}.surveillance-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.surveillance-grid article{background:#fff;border:1px solid #e9edf3;padding:28px 22px}.surveillance-grid h3{color:var(--navy);font-size:18px}.surveillance-grid p{color:var(--muted);font-size:14px;margin:0}
.contact-details{display:grid;grid-template-columns:1fr 1fr;gap:35px;margin-top:30px;align-items:stretch}.contact-details>div{padding:26px 10px}.contact-details h3{color:var(--navy);font-size:24px}.contact-details p{overflow-wrap:anywhere}.contact-details a{color:var(--blue);text-decoration:underline;text-underline-offset:4px}.contact-details iframe{width:100%;min-height:300px;border:0;border-radius:4px;background:var(--pale)}
@media(max-width:950px){.surveillance-grid{grid-template-columns:repeat(2,1fr)}.main-nav{gap:14px}}
@media(max-width:680px){.site-header{height:82px}html{scroll-padding-top:82px}.brand img{width:65px;height:65px}.main-nav{top:82px}.surveillance-grid,.contact-details{grid-template-columns:1fr}.contact-details{gap:10px}.contact-details>div{padding:12px 0}.contact-details iframe{min-height:280px}}

/* TECHSTAR header logo enlargement (v2.1) */
@media (min-width:681px){.site-header{height:116px}html{scroll-padding-top:116px}.brand img{width:108px;height:108px}}
@media (max-width:680px){.brand img{width:72px;height:72px}}