:root {
  --navy:#132746;
  --navy-2:#1c3559;
  --slate:#42576a;
  --ink:#172334;
  --muted:#667487;
  --line:#dbe2e9;
  --paper:#f6f8fa;
  --white:#fff;
  --accent:#d7e5f4;
  --radius:20px;
  --shadow:0 24px 70px rgba(15,34,58,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1160px,calc(100% - 40px));margin:0 auto}
.section{padding:96px 0}
.site-header{position:fixed;inset:0 0 auto;z-index:50;background:#142340;backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.12)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;color:#fff}
.brand img{width:auto;height:48px;object-fit:contain}
.nav{display:flex;gap:30px;align-items:center}.nav a{color:#fff;font-size:14px;font-weight:500;opacity:.88}.nav a:hover{opacity:1}.nav-cta{padding:10px 16px;border:1px solid rgba(255,255,255,.4);border-radius:10px}.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:26px}
.hero{min-height:790px;position:relative;display:flex;align-items:center;overflow:hidden;background:var(--navy)}
.hero-media{position:absolute;inset:0;background-image:url('tecint-background.jpg');background-size:cover;background-position:center;transform:scale(1.02)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,28,50,.94) 0%,rgba(16,37,65,.84) 42%,rgba(16,37,65,.38) 72%,rgba(16,37,65,.15) 100%)}
.hero-content{position:relative;z-index:2;color:#fff;padding-top:82px}.hero h1{font-size:clamp(44px,6vw,76px);max-width:900px;line-height:1.04;margin:14px 0 22px;letter-spacing:-.045em}.hero-lead{font-size:20px;max-width:690px;color:rgba(255,255,255,.82);margin:0 0 34px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#c9d9ec;margin:0}.eyebrow.dark{color:var(--navy-2)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:12px;font-weight:600;font-size:14px;transition:.2s ease}.btn-primary{background:#fff;color:var(--navy)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 30px rgba(0,0,0,.15)}.btn-ghost{border:1px solid rgba(255,255,255,.45);color:#fff}.btn-light{background:#fff;color:var(--navy)}
.intro{background:#fff}.intro-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:90px;align-items:start}.intro h2,.section-head h2,.contact h2,.dsc2 h2,.kim h2{font-size:clamp(34px,4vw,54px);line-height:1.12;letter-spacing:-.035em;margin:10px 0 0}.intro-copy{font-size:18px;color:var(--muted);padding-top:30px}.intro-copy p:first-child{margin-top:0}
.services{background:var(--paper)}.section-head{margin-bottom:42px}.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:40px;box-shadow:0 10px 35px rgba(16,37,65,.04)}.service-card h3{font-size:26px;margin:20px 0 12px}.service-card p{color:var(--muted)}.service-card ul{padding-left:18px;margin:24px 0 0;color:#445368}.service-card li{margin:7px 0}.icon-circle{width:70px;height:70px;border-radius:50%;background:var(--navy);display:grid;place-items:center;box-shadow:0 12px 30px rgba(19,39,70,.18)}.icon-circle svg{width:38px;height:38px;stroke:#fff;fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.references{background:#fff}.section-head.split{display:flex;justify-content:space-between;gap:40px;align-items:end}.section-head.split>p{max-width:360px;color:var(--muted);margin:0 0 10px}.reference-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.reference-card{border-top:1px solid var(--line);padding:28px 6px 0}.reference-no{font-size:12px;color:#8a97a5;font-weight:700;letter-spacing:.1em}.reference-card h3{font-size:21px;line-height:1.35;margin:14px 0}.reference-card p{color:var(--muted);font-size:15px}
.dsc2{background:linear-gradient(135deg,var(--navy) 0%,#28496c 100%);color:#fff;overflow:hidden}.dsc2-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center}.dsc2-copy p:not(.eyebrow){font-size:18px;color:rgba(255,255,255,.78);margin:22px 0 30px}.dsc2-shot{position:relative;display:block;width:100%;background:#fff;padding:12px;border:0;border-radius:18px;box-shadow:var(--shadow);cursor:zoom-in}.dsc2-shot img{border-radius:10px}.dsc2-shot:focus-visible{outline:3px solid #fff;outline-offset:5px}.dsc2-zoom-icon{position:absolute;inset:50% auto auto 50%;display:grid;width:58px;height:58px;place-items:center;border-radius:50%;color:var(--navy);background:rgba(255,255,255,.94);box-shadow:0 8px 28px rgba(15,32,57,.28);opacity:0;transform:translate(-50%,-42%);transition:opacity .2s ease,transform .2s ease}.dsc2-zoom-icon svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}.dsc2-shot:hover .dsc2-zoom-icon,.dsc2-shot:focus-visible .dsc2-zoom-icon{opacity:1;transform:translate(-50%,-50%)}
.dsc2-lightbox{width:min(94vw,1500px);max-width:none;padding:0;border:0;background:transparent;color:#fff;overflow:visible}.dsc2-lightbox::backdrop{background:rgba(5,14,27,.9);backdrop-filter:blur(5px)}.dsc2-lightbox-image{display:block;width:100%;padding:10px;border:0;border-radius:16px;background:#fff;box-shadow:0 30px 100px rgba(0,0,0,.5);cursor:zoom-out}.dsc2-lightbox-image img{width:100%;max-height:86vh;object-fit:contain;border-radius:9px}.dsc2-lightbox-image:focus-visible{outline:3px solid #fff;outline-offset:5px}.dsc2-lightbox-hint{margin:14px 0 0;text-align:center;font-size:14px;color:rgba(255,255,255,.82)}
.kim{background:linear-gradient(135deg,#edf4fa 0%,#fff 100%);overflow:hidden}.kim .dsc2-copy>p:not(.eyebrow){font-size:18px;color:var(--muted);margin:22px 0}.kim .dsc2-copy>p+p{margin-top:-8px}.btn-kim{margin-top:8px;background:var(--navy);color:#fff}.btn-kim:hover{background:var(--navy-2);transform:translateY(-1px);box-shadow:0 10px 24px rgba(19,39,70,.2)}
.contact{background:#f8fafc}.contact-grid{display:grid;grid-template-columns:1fr 420px;gap:70px;align-items:center}.contact p{color:var(--muted);font-size:18px}
.contact-form{position:relative;display:grid;gap:20px;width:100%;padding:36px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 18px 50px rgba(16,37,65,.08)}
.form-row{display:grid;gap:7px;min-width:0}.form-row label{font-size:13px;font-weight:600;color:var(--ink)}
.form-row input,.form-row textarea{width:100%;min-width:0;border:1px solid #cbd5df;border-radius:10px;background:#fff;color:var(--ink);font:inherit;font-size:16px;line-height:1.5;outline:0;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease}
.form-row input{height:48px;padding:0 14px}.form-row textarea{min-height:150px;padding:12px 14px;resize:vertical}
.form-row input:hover,.form-row textarea:hover{border-color:#9eacba}.form-row input:focus,.form-row textarea:focus{border-color:var(--navy-2);box-shadow:0 0 0 3px rgba(28,53,89,.13)}
.form-trap{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.captcha[hidden],.captcha img[hidden]{display:none}.captcha img{max-width:100%;height:auto;border:1px solid var(--line);border-radius:10px}.captcha small{color:var(--muted);font-size:12px}.captcha-alternative{justify-self:start;border:0;padding:0;background:none;color:var(--navy);font:inherit;font-size:13px;text-decoration:underline;cursor:pointer}.form-status-captcha{border-color:#efb3b3;background:#fff1f1;color:#8a2020}
.form-status{padding:12px 14px;border:1px solid transparent;border-radius:10px;font-size:14px}.form-status[hidden]{display:none}.form-status-success{border-color:#a7d7ba;background:#edf8f1;color:#185c34}.form-status-invalid,.form-status-error{border-color:#efb3b3;background:#fff1f1;color:#8a2020}
.form-confirmation{width:min(620px,calc(100% - 40px));max-width:none;padding:52px;border:1px solid rgba(255,255,255,.65);border-radius:28px;background:linear-gradient(145deg,#fff 0%,#f3f7fb 100%);color:var(--ink);box-shadow:0 32px 100px rgba(8,24,46,.34);text-align:center}.form-confirmation::backdrop{background:rgba(9,24,44,.68);backdrop-filter:blur(8px)}.form-confirmation[open]{animation:confirmation-in .24s ease-out}.form-confirmation-icon{display:grid;width:82px;height:82px;margin:0 auto 26px;place-items:center;border-radius:50%;background:var(--navy);box-shadow:0 14px 35px rgba(19,39,70,.24)}.form-confirmation-icon svg{width:42px;height:42px;fill:none;stroke:#fff;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}.form-confirmation h2{margin:10px 0 14px;font-size:clamp(36px,6vw,52px);line-height:1.08;letter-spacing:-.04em;color:var(--navy)}.form-confirmation>p:not(.eyebrow){max-width:470px;margin:0 auto 30px;color:var(--muted);font-size:17px}.btn-confirmation{min-width:180px;border:0;background:var(--navy);color:#fff;cursor:pointer}.btn-confirmation:hover{background:var(--navy-2);transform:translateY(-1px);box-shadow:0 10px 24px rgba(19,39,70,.2)}.btn-confirmation:focus-visible{outline:3px solid rgba(28,53,89,.25);outline-offset:3px}@keyframes confirmation-in{from{opacity:0;transform:translateY(18px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
.btn-submit{width:100%;border:0;background:var(--navy);color:#fff;cursor:pointer}.btn-submit:hover{background:var(--navy-2);transform:translateY(-1px);box-shadow:0 10px 24px rgba(19,39,70,.2)}.btn-submit:focus-visible{outline:3px solid rgba(28,53,89,.25);outline-offset:3px}.btn-submit:disabled{cursor:wait;opacity:.7;transform:none;box-shadow:none}
.footer{background:#0f2039;color:rgba(255,255,255,.72);padding:26px 0}.footer-row{display:flex;justify-content:space-between;gap:30px;font-size:13px}.footer-links{display:flex;gap:24px}
@media(max-width:820px){.section{padding:72px 0}.nav-toggle{display:block}.nav{display:none;position:absolute;top:76px;left:0;right:0;background:#142340;padding:22px 20px 28px;flex-direction:column;align-items:flex-start}.nav.open{display:flex}.hero{min-height:720px}.hero-overlay{background:rgba(11,28,50,.82)}.intro-grid,.dsc2-grid,.contact-grid{grid-template-columns:1fr;gap:38px}.service-grid,.reference-grid{grid-template-columns:1fr}.section-head.split{display:block}.footer-row{flex-direction:column}.dsc2-shot{transform:none}}
@media(max-width:520px){.container{width:min(100% - 28px,1160px)}.hero h1{font-size:42px}.hero-lead{font-size:18px}.service-card,.contact-form{padding:28px}.contact-form{gap:18px}.form-confirmation{width:calc(100% - 28px);padding:38px 24px}.form-confirmation-icon{width:72px;height:72px;margin-bottom:22px}}
@media(prefers-reduced-motion:reduce){.form-confirmation[open]{animation:none}}