/* TEC-02 静观安防 — quiet premium CCTV & security. Inter Tight + Noto Serif SC, graphite + teal. */
.tpl-tec-02{
  --gut:clamp(20px,5vw,80px);--max:1280px;--pad-x:max(var(--gut),calc((100% - var(--max))/2));
  --sans:"Inter Tight","Noto Sans SC",system-ui,sans-serif;
  --serif:"Noto Serif SC","Inter Tight",Georgia,serif;
  --dock-bg:var(--soft);--dock-fg:var(--fg);
  font-family:var(--sans);font-size:16px;line-height:1.75;letter-spacing:.005em;
}
.tpl-tec-02 main{overflow-x:clip}
.tpl-tec-02 h1,.tpl-tec-02 h2,.tpl-tec-02 h3{font-family:var(--serif);font-weight:500;letter-spacing:.01em}
.tpl-tec-02 ::selection{background:var(--accent);color:var(--on-accent)}
.s2-main>section{padding:clamp(80px,10vw,152px) var(--pad-x)}

/* viewfinder corner marks */
.s2-vf{position:relative}
.s2-vf::after{content:"";position:absolute;inset:clamp(12px,1.6vw,22px);pointer-events:none;--m:color-mix(in srgb,#fff 82%,transparent);--l:clamp(16px,2vw,28px);
  background:
    linear-gradient(var(--m),var(--m)) left top/var(--l) 1.5px no-repeat,
    linear-gradient(var(--m),var(--m)) left top/1.5px var(--l) no-repeat,
    linear-gradient(var(--m),var(--m)) right top/var(--l) 1.5px no-repeat,
    linear-gradient(var(--m),var(--m)) right top/1.5px var(--l) no-repeat,
    linear-gradient(var(--m),var(--m)) left bottom/var(--l) 1.5px no-repeat,
    linear-gradient(var(--m),var(--m)) left bottom/1.5px var(--l) no-repeat,
    linear-gradient(var(--m),var(--m)) right bottom/var(--l) 1.5px no-repeat,
    linear-gradient(var(--m),var(--m)) right bottom/1.5px var(--l) no-repeat}

/* header */
.s2-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px 28px;padding:18px var(--pad-x)}
.s2-brand{display:inline-flex;align-items:center;gap:12px;min-height:44px;font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:.08em;text-decoration:none}
.s2-brand:not(:has(img))::before{content:"";flex:none;width:10px;height:10px;border-radius:50%;border:1.5px solid var(--accent);box-shadow:0 0 0 4px var(--bg),0 0 0 5px color-mix(in srgb,var(--accent) 50%,transparent)}
.s2-nav{display:flex;flex-wrap:wrap;gap:0 4px}
.s2-nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;text-decoration:none;font-size:14.5px;letter-spacing:.06em;color:var(--muted);transition:color .2s}
.s2-nav a:hover{color:var(--fg)}

/* buttons */
.s2-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;margin-top:30px}
.s2-btn{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:12px 30px;border-radius:2px;background:var(--accent);color:var(--on-accent);font-weight:600;font-size:15px;letter-spacing:.08em;text-decoration:none;text-align:center;transition:background .25s,color .25s}
.s2-btn:hover{background:var(--fg);color:var(--bg)}
.s2-link{display:inline-flex;align-items:center;gap:12px;min-height:44px;font-size:15px;letter-spacing:.06em;text-decoration:none;color:var(--fg)}
.s2-link::after{content:"";width:32px;height:1px;background:var(--accent);transition:width .25s}
.s2-link:hover::after{width:52px}

/* hero */
.s2-main>.s2-hero{padding-top:clamp(40px,6vw,96px);padding-bottom:clamp(64px,8vw,120px)}
.s2-hero-copy{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:32px clamp(40px,6vw,104px);align-items:end;margin-bottom:clamp(44px,5vw,72px)}
.s2-eyebrow{margin:0 0 28px;font-size:12.5px;font-weight:500;letter-spacing:.28em;text-transform:uppercase;color:var(--accent)}
.s2-hero h1{font-size:clamp(44px,6.4vw,104px);line-height:1.12;letter-spacing:.02em}
.s2-sub{color:var(--muted);font-size:clamp(16px,1.15vw,17.5px);max-width:26em}
.s2-sub p:last-child{margin:0}
.s2-hero-ph{margin:0;overflow:hidden;border-radius:4px;background:var(--soft)}
.s2-hero-ph img{width:100%;aspect-ratio:21/9;object-fit:cover;filter:saturate(.82) contrast(1.02)}
.s2-rec{position:absolute;left:clamp(28px,3vw,48px);top:clamp(26px,3vw,44px);display:inline-flex;align-items:center;gap:10px;padding:6px 12px;border-radius:2px;background:color-mix(in srgb,#0b0e10 62%,transparent);color:#F2F4F3;font-size:11.5px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;backdrop-filter:blur(6px)}
.s2-rec::before{content:"";width:7px;height:7px;border-radius:50%;background:#5FD1C2}
@media (prefers-reduced-motion:no-preference){.s2-rec::before{animation:s2-blink 2.4s ease-in-out infinite}}
@keyframes s2-blink{50%{opacity:.25}}
.s2-hero--text .s2-hero-copy{margin-bottom:0}

/* kickers + heads */
.s2-kicker{display:flex;align-items:center;gap:14px;margin:0 0 22px;font-size:12.5px;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}
.s2-kicker span{color:var(--accent);font-variant-numeric:tabular-nums}
.s2-kicker::after{content:"";width:40px;height:1px;background:var(--line);order:3}
.s2-main h2{font-size:clamp(32px,3.6vw,54px);line-height:1.3}
.s2-sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px 64px;align-items:end;margin-bottom:clamp(44px,5vw,80px)}
.s2-intro{color:var(--muted);max-width:28em;justify-self:end}
.s2-intro p:last-child{margin:0}

/* about */
.s2-main>.s2-about{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1fr);gap:clamp(40px,7vw,120px);align-items:center;background:var(--soft)}
.s2-about--text{grid-template-columns:minmax(0,1fr)!important}
.s2-about--text .s2-about-copy{max-width:46rem}
.s2-about-ph{margin:0;overflow:hidden;border-radius:4px}
.s2-about-ph img{width:100%;aspect-ratio:4/5;object-fit:cover;filter:saturate(.82)}
.s2-about-body{margin-top:30px;max-width:32em}
.s2-about-body p{color:var(--muted)}
.s2-about-body p:first-child{font-family:var(--serif);font-size:clamp(20px,1.7vw,24px);line-height:1.7;color:var(--fg)}
.s2-about-body p:last-child{margin:0}
.s2-steps{margin-top:32px;border-top:1px solid var(--line)}
.s2-steps li{display:grid;grid-template-columns:48px minmax(0,1fr);gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.s2-steps li>span{color:var(--accent);font-size:13px;letter-spacing:.14em;padding-top:4px}
.s2-steps p{margin:0;font-size:17px}

/* services index */
.s2-index{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 clamp(40px,5vw,80px);border-top:1px solid var(--line)}
.s2-row{display:grid;grid-template-columns:44px minmax(0,1fr);gap:4px 18px;padding:clamp(26px,2.6vw,36px) 0;border-bottom:1px solid var(--line)}
.s2-row-n{font-size:13px;letter-spacing:.14em;color:var(--accent);padding-top:8px;font-variant-numeric:tabular-nums}
.s2-row h3{font-size:clamp(20px,1.7vw,24px);line-height:1.45;margin-bottom:8px}
.s2-row-d{color:var(--muted);font-size:15.5px;max-width:30em}
.s2-row-d p{margin:0}
.s2-row-d p+p{margin-top:.6em}
.s2-price{margin:10px 0 0;font-family:var(--serif)}
.s2-ask{grid-column:2;justify-self:start;display:inline-flex;align-items:center;min-height:44px;margin-top:6px;font-size:13.5px;letter-spacing:.1em;color:var(--accent);text-decoration:none}
.s2-ask:hover{text-decoration:underline}

/* monitor wall */
.s2-main>.s2-work{padding-top:0}
.s2-wall{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(6px,.6vw,10px);padding:clamp(6px,.6vw,10px);border-radius:6px;background:color-mix(in srgb,var(--fg) 8%,var(--bg))}
.s2-screen{position:relative;margin:0;overflow:hidden;border-radius:3px;background:var(--soft)}
.s2-screen-ph{overflow:hidden}
.s2-screen img{width:100%;aspect-ratio:16/10;object-fit:cover;filter:saturate(.8)}
.s2-cam,.s2-screen figcaption{position:absolute;padding:5px 10px;border-radius:2px;background:color-mix(in srgb,#0b0e10 64%,transparent);color:#F2F4F3;font-size:11.5px;letter-spacing:.2em;line-height:1.5;backdrop-filter:blur(6px)}
.s2-cam{left:14px;top:14px}
.s2-screen figcaption{left:14px;bottom:14px;letter-spacing:.08em;font-size:13px;max-width:calc(100% - 28px)}

/* testimonials */
.s2-main>.s2-quotes{padding-top:0}
.s2-quote-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.s2-quote-list figure{padding:clamp(28px,3vw,44px);background:var(--bg)}
.s2-quote-list blockquote{font-family:var(--serif);font-size:clamp(18px,1.5vw,21px);line-height:1.7}
.s2-quote-list blockquote p:last-child{margin:0}
.s2-quote-list figcaption{margin-top:18px;font-size:13.5px;letter-spacing:.08em}
.s2-quote-list figcaption span{color:var(--muted)}

/* faq */
.s2-main>.s2-faq{padding-top:0;display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:32px clamp(40px,6vw,104px);align-items:start}
.s2-faq-list{border-top:1px solid var(--line)}
.s2-faq-list details{border-bottom:1px solid var(--line)}
.s2-faq-list summary{display:flex;justify-content:space-between;align-items:center;gap:18px;min-height:72px;padding:18px 0;font-family:var(--serif);font-size:clamp(17px,1.4vw,20px);line-height:1.5}
.s2-faq-list summary::after{flex:none;margin:0;color:var(--accent);font-family:var(--sans);font-size:22px;font-weight:300}
.s2-faq-list details p{margin:0 0 24px;color:var(--muted);max-width:40em}

/* contact */
.s2-main>.s2-contact{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px clamp(40px,7vw,120px);align-items:end;border-top:1px solid var(--line);margin-inline:var(--pad-x);padding-inline:0}
.s2-contact h2{font-size:clamp(34px,4.6vw,68px);line-height:1.25;margin-bottom:20px}
.s2-contact-intro{color:var(--muted);font-size:17px;max-width:28em;margin-bottom:34px}
.s2-contact-intro p:last-child{margin:0}
.s2-contact-list li{padding:16px 0;border-bottom:1px solid var(--line)}
.s2-contact-list li:first-child{border-top:1px solid var(--line)}
.s2-contact-list .bc-k{color:var(--muted);opacity:1;font-size:11.5px;letter-spacing:.22em;margin-bottom:2px}
.s2-contact-list a{display:inline-flex;align-items:center;min-height:44px;margin:-6px 0;text-decoration:none;font-size:19px}
.s2-contact-list span a{font-size:14.5px;color:var(--accent)}
.s2-contact-list a:hover{color:var(--accent)}
.s2-social{display:flex;flex-wrap:wrap;gap:6px 22px;padding:12px 0}
.s2-social a{display:inline-flex;align-items:center;min-height:44px;font-size:14px;letter-spacing:.08em;text-decoration:none;color:var(--accent)}

/* footer */
.s2-foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px 24px;padding:12px var(--pad-x) 44px;font-size:13.5px;letter-spacing:.06em;color:var(--muted)}
.s2-foot-brand{font-family:var(--serif);font-size:16px;letter-spacing:.08em;color:var(--fg)}

@media (max-width:900px){
  .s2-hero-copy,.s2-sec-head,.s2-main>.s2-about,.s2-main>.s2-faq,.s2-main>.s2-contact{grid-template-columns:minmax(0,1fr)}
  .s2-intro{justify-self:start}
  .s2-index{grid-template-columns:minmax(0,1fr)}
  .s2-about-ph{max-width:460px}
  .s2-hero-ph img{aspect-ratio:16/10}
}
@media (max-width:700px){
  .s2-head{padding-block:12px 4px}
  .s2-nav{width:calc(100% + 16px);margin:0 -8px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
  .s2-nav a{flex:none;padding:0 10px;font-size:14px}
  .s2-actions>.s2-btn{flex:1 1 100%}
  .s2-hero h1{font-size:clamp(40px,12vw,56px)}
  .s2-main>.s2-hero{padding-inline:0}
  .s2-hero-copy{padding-inline:var(--pad-x)}
  .s2-hero-ph{border-radius:0}
  .s2-hero-ph img{aspect-ratio:4/5}
  .s2-rec{left:24px;top:24px}
  .s2-row{grid-template-columns:36px minmax(0,1fr);gap:4px 12px}
  .s2-wall{grid-template-columns:minmax(0,1fr)}
}