:root{--bg:#ffffff;--bg-soft:#f5f8fb;--bg-blue:#eef5fa;--card:#ffffff;--text:#172b3a;--muted:#61717d;--line:#dce5eb;--accent:#0b7285;--accent2:#1769aa;--accent-soft:#e6f5f7;--max:1200px;--shadow:0 12px 35px rgba(23,43,58,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea,select{font:inherit}.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.topbar{background:#f3f6f8;border-bottom:1px solid var(--line);font-size:.84rem;color:var(--muted)}.topbar .container{display:flex;justify-content:flex-end;gap:24px;padding:7px 0}
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);box-shadow:0 3px 16px rgba(23,43,58,.04)}.nav-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{font-weight:900;letter-spacing:.18em;font-size:1.18rem;color:#193547}.brand span{color:var(--accent)}.navlinks{display:flex;gap:19px;align-items:center}.navlinks a{color:#435866;font-size:.91rem;font-weight:650}.navlinks a:hover,.navlinks a.active{color:var(--accent)}.menu{display:none;background:#fff;border:1px solid var(--line);color:var(--text);border-radius:8px;padding:8px 10px}
.hero{min-height:640px;display:grid;place-items:center;position:relative;overflow:hidden;background:linear-gradient(110deg,#f7fbfd 0%,#edf5f8 55%,#e5f1f5 100%)}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,251,253,.98) 0%,rgba(247,251,253,.86) 48%,rgba(247,251,253,.25) 100%);pointer-events:none}.hero-bg{position:absolute;inset:0;background:url('https://analinear.com/assets/img/Products/images/Systems/CRAD-80.JPG') center/cover no-repeat;opacity:.24;filter:saturate(.55)}.hero-content{position:relative;z-index:2;max-width:760px;margin-right:auto;padding:85px 0}.eyebrow{color:var(--accent);font-size:.78rem;font-weight:850;letter-spacing:.14em;text-transform:uppercase}.hero h1{font-size:clamp(2.8rem,6vw,5.5rem);line-height:1.02;margin:14px 0 22px;letter-spacing:-.045em;color:#163144}.hero p{font-size:1.13rem;color:#536774;max-width:680px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 19px;border-radius:8px;border:1px solid var(--line);font-weight:750;transition:.2s}.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 7px 20px rgba(11,114,133,.18)}.btn.primary:hover{background:#095d6d}.btn.secondary{background:#fff;color:var(--text);border-color:#cbd8df}.btn.secondary:hover{border-color:var(--accent);color:var(--accent)}
section{padding:88px 0}.section-head{max-width:760px;margin-bottom:38px}.section-head h2{font-size:clamp(2rem,4vw,3.1rem);line-height:1.08;margin:8px 0 12px;color:#1a3445}.section-head p{color:var(--muted)}.grid{display:grid;gap:22px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s,border-color .2s}.card:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(23,43,58,.11);border-color:#c7d8e1}.card-body{padding:24px}.card h3{margin:0 0 8px;font-size:1.23rem;color:#1c394b}.card p{color:var(--muted);margin:0}.product-card img{width:100%;height:235px;object-fit:cover;background:#f3f6f8}.product-card .tag{font-size:.7rem;color:var(--accent);font-weight:850;letter-spacing:.12em;text-transform:uppercase}.product-card .card-body{min-height:155px}.feature{padding:28px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:0 8px 25px rgba(23,43,58,.05)}.feature strong{display:block;font-size:1.05rem;margin-bottom:7px;color:#1d3c4e}.feature p{color:var(--muted);margin:0}
.band{background:var(--bg-soft);border-block:1px solid var(--line)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.stat{background:#fff;padding:28px}.stat b{font-size:1.9rem;color:var(--accent);display:block}.stat span{color:var(--muted)}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px}.filter{border:1px solid #cbd8df;background:#fff;color:#4f6470;border-radius:999px;padding:8px 14px;cursor:pointer}.filter.active,.filter:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.product-detail{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start}.product-detail .image{position:sticky;top:105px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}.product-detail .image img{width:100%;min-height:400px;object-fit:contain}.specs{border-collapse:collapse;width:100%;margin-top:24px}.specs td{padding:10px 0;border-bottom:1px solid var(--line);vertical-align:top}.specs td:first-child{color:#294454;font-weight:700;width:40%}.specs td:last-child{color:var(--muted)}
.page-hero{padding:105px 0 68px;background:linear-gradient(110deg,#f5fafc,#eaf3f7)}.page-hero h1{font-size:clamp(2.6rem,6vw,4.5rem);line-height:1;margin:10px 0 18px;color:#183447}.page-hero p{max-width:800px;color:var(--muted);font-size:1.08rem}.timeline{border-left:1px solid var(--line);padding-left:26px}.timeline-item{margin-bottom:28px}.timeline-item b{color:var(--accent)}
.form{display:grid;gap:14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.input{width:100%;background:#fff;border:1px solid #cbd8df;border-radius:8px;padding:13px 14px;color:var(--text);outline:none}.input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(11,114,133,.08)}textarea.input{min-height:150px;resize:vertical}
.footer{padding:58px 0 24px;border-top:1px solid var(--line);background:#f4f7f9}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer h4{margin-top:0;color:#203d4f}.footer p,.footer a{color:#647680}.footer a:hover{color:var(--accent)}.copyright{border-top:1px solid var(--line);margin-top:35px;padding-top:20px;color:#7a8b94;font-size:.84rem}
.reveal{animation:rise .65s ease both}@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}.notice{padding:15px 18px;border:1px solid #b9dfe4;background:#f0fafb;border-radius:10px;color:#3d626b}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}.hero-image{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;box-shadow:var(--shadow)}.hero-image img{width:100%;height:520px;object-fit:cover}.list{padding-left:18px;color:var(--muted)}.list li{margin:7px 0}.cta{padding:55px 0}.cta-box{display:flex;align-items:center;justify-content:space-between;gap:25px;border:1px solid #c9dfe5;border-radius:16px;padding:30px;background:linear-gradient(100deg,#eef9fa,#f3f7fb);box-shadow:var(--shadow)}.cta-box h2{margin:0;color:#1b394a}.small{font-size:.9rem;color:var(--muted)}.tag{font-size:.72rem;color:var(--accent);font-weight:800;letter-spacing:.12em;text-transform:uppercase}.calc-note{font-size:.85rem;color:var(--muted)}
@media(max-width:1050px){.navlinks{gap:12px}.navlinks a{font-size:.84rem}}
@media(max-width:900px){.navlinks{position:absolute;left:20px;right:20px;top:76px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;display:none;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}.navlinks.open{display:flex}.menu{display:block}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.hero-grid,.product-detail{grid-template-columns:1fr}.product-detail .image{position:static}.hero{min-height:590px}.hero-image img{height:390px}.footer-grid{grid-template-columns:1fr 1fr}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.container{width:min(var(--max),calc(100% - 28px))}.topbar{display:none}.grid-2,.grid-3,.grid-4,.form-grid{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.hero{min-height:560px}.hero-content{padding:60px 0}.hero h1{font-size:3rem}.hero p{font-size:1rem}.hero-image img{height:300px}.footer-grid{grid-template-columns:1fr}.cta-box{flex-direction:column;align-items:flex-start}.section-head{margin-bottom:28px}section{padding:65px 0}.page-hero{padding:75px 0 50px}}
.compact-head{margin-top:48px;margin-bottom:24px}.compact-head h3{font-size:1.55rem;margin:8px 0}.segment-detail{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:28px;padding-top:28px;border-top:1px solid var(--line)}.mini-cards .card-body{min-height:185px}.mini-cards .card:hover{transform:translateY(-2px)}
@media(max-width:600px){.segment-detail{grid-template-columns:1fr}.mini-cards .card-body{min-height:auto}}

/* About page video */
.about-intro-grid{align-items:center}.about-video-wrap{min-width:0}.about-video{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#eaf3f7;box-shadow:var(--shadow);aspect-ratio:16/9}.about-video video{display:block;width:100%;height:100%;object-fit:cover;background:#dfecef}.video-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:16px;padding:24px;background:linear-gradient(135deg,#eef7f9,#dcecf2);color:#183447;pointer-events:none}.video-placeholder strong{display:block;font-size:1.05rem}.video-placeholder span{display:block;color:var(--muted);font-size:.88rem}.video-play{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:#fff;font-size:1.2rem;padding-left:3px;box-shadow:0 8px 22px rgba(11,114,133,.22)}.video-note{margin:9px 2px 0;color:var(--muted);font-size:.78rem}.video-note code{font-size:.76rem;color:#365665}.mission-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}

/* Light technical button treatment */
.btn{min-height:46px;padding:11px 20px;border-radius:7px;border:1px solid #c7d6dd;font-size:.92rem;letter-spacing:.01em;gap:8px}.btn-primary,.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 6px 16px rgba(11,114,133,.16)}.btn-primary:hover,.btn.primary:hover{background:#095d6d;border-color:#095d6d;color:#fff;transform:translateY(-1px);box-shadow:0 9px 20px rgba(11,114,133,.2)}.btn-secondary,.btn.secondary{background:#fff;color:#294454;border-color:#c5d3da}.btn-secondary:hover,.btn.secondary:hover{background:var(--accent-soft);color:var(--accent);border-color:#9bcbd1;transform:translateY(-1px)}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.hero-actions .btn{min-width:145px}.cta-band .btn-primary{white-space:nowrap}

@media(max-width:600px){.mission-grid{grid-template-columns:1fr}.about-video{border-radius:12px}.video-placeholder{padding:18px;gap:12px}.video-play{width:50px;height:50px}.hero-actions{width:100%}.hero-actions .btn{flex:1;min-width:0}}

/* Interactive From Core to System flow */
.engineering-flow{margin-top:28px}.flow-track{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr auto 1fr auto 1fr auto 1fr auto 1fr;gap:8px;align-items:stretch}.flow-item{appearance:none;text-align:left;min-width:0;padding:18px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--text);cursor:pointer;box-shadow:0 7px 20px rgba(23,43,58,.05);transition:.2s ease}.flow-item span{display:block;font-size:.7rem;color:var(--accent);font-weight:850;letter-spacing:.12em;margin-bottom:9px}.flow-item b{display:block;font-size:.94rem;line-height:1.2;color:#1c394b}.flow-item small{display:block;margin-top:7px;color:var(--muted);font-size:.75rem}.flow-item:hover{border-color:#9bcbd1;transform:translateY(-2px);box-shadow:0 12px 26px rgba(23,43,58,.09)}.flow-item.active{background:linear-gradient(145deg,#eef9fa,#fff);border-color:#79bfc8;box-shadow:0 12px 28px rgba(11,114,133,.13);position:relative}.flow-item.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-1px;height:3px;background:var(--accent);border-radius:3px}.flow-arrow{display:grid;place-items:center;color:#8aa0ab;font-size:1.15rem;font-weight:700}.flow-detail{margin-top:20px;display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:22px;align-items:center;padding:26px 28px;border:1px solid #c9dfe5;border-radius:15px;background:linear-gradient(100deg,#f0fafb,#f6f9fb);box-shadow:var(--shadow)}.flow-detail-number{font-size:2rem;font-weight:850;color:var(--accent);line-height:1}.flow-detail-main h3{margin:5px 0 7px;color:#19394b}.flow-detail-main p{margin:0;color:var(--muted);max-width:780px}.flow-points{display:flex;flex-wrap:wrap;gap:7px;justify-content:flex-end;max-width:260px}.flow-points span{padding:7px 10px;border:1px solid #c9dfe5;background:#fff;border-radius:999px;color:#365665;font-size:.76rem;font-weight:700}.flow-caption{margin-top:18px;padding:16px 18px;border-left:3px solid var(--accent);background:#f8fbfc;color:var(--muted);font-size:.9rem}.flow-caption strong{color:#244656}@media(max-width:1100px){.flow-track{grid-template-columns:repeat(4,1fr)}.flow-arrow{display:none}.flow-detail{grid-template-columns:60px 1fr}.flow-points{grid-column:2;justify-content:flex-start;max-width:none}}@media(max-width:700px){.flow-track{grid-template-columns:repeat(2,1fr)}.flow-detail{grid-template-columns:1fr;gap:12px;padding:22px}.flow-points{grid-column:auto}.flow-detail-number{font-size:1.7rem}.flow-item{padding:15px 12px}.flow-item b{font-size:.88rem}}