:root{--navy:#102638;--ink:#172c3d;--gold:#caa363;--paper:#fbfaf6;--soft:#f1f0e9;--muted:#5c6a71;--line:#d8ddd7;--white:#fff;--radius:3px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #aa7026;outline-offset:5px}button{cursor:pointer}p{margin:0 0 1.3rem}h1,h2,h3{line-height:1.12;margin:0 0 1.5rem;letter-spacing:-.045em}h1,h2{font-family:Georgia,'Times New Roman',serif;font-weight:400}h1{font-size:clamp(3.3rem,6vw,6.2rem)}h2{font-size:clamp(2.25rem,3.4vw,3.7rem)}h3{font-size:1.35rem;letter-spacing:-.025em}em{font-style:italic;color:#9d773f}.container{width:min(1280px,calc(100% - 100px));margin:auto}.site-header{background:var(--paper);border-bottom:1px solid #dbded8;position:sticky;top:0;z-index:10}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:100px;gap:30px}.brand{display:inline-flex;flex-direction:column;line-height:1.2}.tamil{font-family:'Noto Sans Tamil','Latha',sans-serif;font-size:30px;font-weight:700;color:#a77c36;letter-spacing:-1px}.brand-english{font-size:10px;letter-spacing:3.1px;margin-top:8px}.brand-english b{font-weight:700;color:#244f7a}nav{display:flex;align-items:center;gap:30px;font-size:13px;font-weight:600}nav a{padding:10px 0;border-bottom:1px solid transparent}nav a:hover,nav a[aria-current]{border-color:var(--gold)}nav .nav-contact{border:1px solid var(--ink);padding:12px 17px;margin-left:10px}.nav-contact span{margin-left:14px}.menu-toggle{display:none}.eyebrow{display:block;font-size:10px;letter-spacing:2px;font-weight:700;margin-bottom:22px;text-transform:uppercase;color:#7c633c}.hero{background:var(--navy);color:#f5f4ed;padding:83px 0 60px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:55px;align-items:center}.hero .eyebrow{color:#d0ad78}.hero h1{font-size:clamp(3.5rem,5.8vw,6.4rem);line-height:1.04}.hero h1 em{color:#d5b17a}.hero-copy>p{color:#c4d0d5;max-width:520px;font-size:16px;line-height:1.85}.hero-actions{display:flex;gap:28px;align-items:center;margin-top:33px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:27px;padding:15px 22px;border:1px solid transparent;font-size:12px;font-weight:700;letter-spacing:.15px;border-radius:var(--radius);transition:background .2s,transform .2s}.button:hover{transform:translateY(-2px)}.button-gold{background:#d0ad77;color:#112637}.button-gold:hover{background:#e0bd87}.button-dark{background:var(--navy);color:white}.button-dark:hover{background:#29475b}.text-link{display:inline-flex;align-items:center;gap:22px;font-size:13px;font-weight:600;border-bottom:1px solid #acb3ae;padding:4px 0}.hero .text-link{color:#f4f2eb;border-color:#536674}.hero-footnote{font-size:9px;letter-spacing:1.6px;color:#9cabb4;margin-top:55px}.network-art{border:1px solid #314759;position:relative;background:linear-gradient(120deg,#142e41,#0d2232);border-radius:3px}.art-top,.art-bottom{padding:19px 22px;display:flex;align-items:center;justify-content:space-between;gap:15px;font-size:8px;letter-spacing:1.5px;color:#c2ccd1}.art-top{border-bottom:1px solid #304555}.art-bottom{border-top:1px solid #304555}.live-dot{display:flex;align-items:center;gap:7px;color:#bdbfa9}.live-dot:before{content:'';width:5px;height:5px;border-radius:50%;background:#d3b57c}.network-art svg{width:100%;display:block}.art-bottom i{height:1px;background:#546878;flex:1}.principle-strip{background:#e7e7df}.principle-strip .container{display:flex;justify-content:space-between;gap:22px;padding-top:20px;padding-bottom:20px;font-size:12px;color:#334b55}.principle-strip span:before{content:'✧';color:#8c6c3e;margin-right:12px}.section{padding:100px 0}.section-soft{background:var(--soft)}.section-heading{display:grid;grid-template-columns:1.2fr .8fr;gap:90px;align-items:end;margin-bottom:48px}.section-heading h2{margin-bottom:0}.section-heading p{font-size:15px;color:var(--muted);max-width:430px;margin-bottom:0}.section-heading .text-link{margin-top:20px}.product-pair{display:grid;grid-template-columns:1fr 1fr;gap:25px}.product-feature{padding:37px 40px 38px;min-height:400px;border:1px solid #d1d8d2;position:relative;overflow:hidden}.perumal{background:#e8ece6}.pfin{background:#e9e9e2}.product-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.product-symbol{font-family:Georgia,serif;font-size:65px;line-height:1;color:#647b70;display:flex;gap:10px;align-items:end}.product-symbol span{font-family:Arial,sans-serif;font-size:9px;letter-spacing:1px;margin-bottom:9px}.pfin .product-symbol{color:#7f8067}.status-badge{font-size:8px;letter-spacing:1.2px;padding:6px 10px;border:1px solid #aeb9ae;border-radius:20px}.product-feature .eyebrow{font-size:9px;margin-bottom:8px;color:#596f61}.product-feature h3{font-family:Georgia,serif;font-size:42px;font-weight:400;letter-spacing:-1px;margin-bottom:17px}.product-feature p{font-size:14px;max-width:440px;color:#4c5f60;margin-bottom:26px}.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}.solution-card{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:28px 28px 25px;display:flex;flex-direction:column;min-height:305px;transition:background .2s}.solution-card:hover{background:#e8eae2}.card-top{display:flex;justify-content:space-between;margin-bottom:30px}.index{font-size:11px;letter-spacing:1px;color:#8b7650}.tag{font-size:10px;color:#6c7979}.solution-card h3{font-size:21px;line-height:1.25;font-family:Georgia,serif;font-weight:400;letter-spacing:-.02em;margin-bottom:15px}.solution-card h3 a{display:flex;justify-content:space-between;gap:12px}.solution-card h3 a:after{content:'';position:absolute}.solution-card h3 span{font-family:Arial,sans-serif;font-size:20px;color:#8e7244}.solution-card p{font-size:13px;color:var(--muted);line-height:1.8;flex:1}.stage{display:inline-block;font-size:9px;letter-spacing:1px;text-transform:uppercase;color:#665c43;line-height:1.5}.approach-home{display:grid;grid-template-columns:1fr 1fr;gap:100px}.lead{font-size:17px;color:var(--muted);line-height:1.8;max-width:720px}.principles article{border-top:1px solid var(--line);display:flex;gap:27px;padding:26px 0}.principles article>span{font-size:10px;color:#9b7d4e;padding-top:4px}.principles h3{font-size:18px;margin-bottom:12px}.principles p{font-size:14px;color:var(--muted);margin-bottom:0}.cta{background:#dedfd3;padding:58px 0}.cta-inner{display:flex;justify-content:space-between;gap:40px;align-items:center}.cta h2{font-size:clamp(2rem,3vw,3rem);margin-bottom:0}.cta .eyebrow{margin-bottom:16px}footer{background:var(--navy);color:#bdc8cd;padding:62px 0 0;font-size:12px}.footer-grid{display:grid;grid-template-columns:1.2fr .85fr 1fr 1.1fr;gap:45px;padding-bottom:45px}.footer-brand{display:block;font-size:14px;font-weight:700;letter-spacing:2px;color:#e3d6bc;margin-bottom:23px}.footer-brand span{display:block;letter-spacing:0;font-size:16px;color:#d2b77e;margin-top:9px}.footer-grid 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transparent;background:transparent;color:#50616b;font-size:12px;padding:9px 12px}.filters button[aria-pressed=true]{background:var(--navy);color:white}.search-label input{width:220px;border:1px solid #bfc8c2;padding:10px 13px;background:transparent;font-size:12px}.results-count{font-size:11px;color:var(--muted);margin-bottom:22px}.notice{padding:22px 26px;border-left:3px solid #b18c51;background:#edede5;color:#536166;font-size:13px;margin:30px 0;line-height:1.85}.notice strong{display:block;color:var(--ink);font-size:13px}.notice p{margin:8px 0 0}.detail-layout{display:grid;grid-template-columns:270px 1fr;gap:95px}.detail-aside{align-self:start;position:sticky;top:135px}.detail-aside h2{font-size:30px;margin:24px 0}.detail-aside a{font-size:12px;color:#64716d}.detail-section{margin-bottom:44px}.detail-section>h2{font-size:29px;margin-bottom:20px}.large-copy{font-size:19px;line-height:1.85;color:#4a5f69}.detail-section>p:not(.large-copy){font-size:15px;color:var(--muted)}.capability{display:flex;gap:25px;padding:22px 0;border-top:1px solid var(--line)}.capability>span{font-size:10px;color:#92794d;padding-top:4px}.capability h3{font-size:17px;margin-bottom:10px;letter-spacing:-.02em}.capability p{font-size:14px;color:var(--muted);margin:0}.input-output{display:grid;grid-template-columns:1fr 1fr;gap:35px;background:var(--soft);padding:25px}.input-output .eyebrow{font-size:9px;margin-bottom:12px}.input-output p{font-size:13px;color:var(--muted);margin:0}.product-list>article{display:grid;grid-template-columns:1fr 1fr;gap:85px;padding:40px 0 58px;border-bottom:1px solid var(--line)}.product-list h2{font-size:56px;margin:20px 0}.product-list>article>div:nth-child(2){padding-top:30px;color:var(--muted);font-size:16px}.steps{list-style:none;counter-reset:steps;padding:0}.steps li{counter-increment:steps;border-top:1px solid var(--line);padding:20px 0 0 45px;position:relative}.steps li:before{content:counter(steps,decimal-leading-zero);position:absolute;left:0;color:#997c4e;font-size:11px;top:23px}.steps strong{font-size:16px}.steps p{font-size:14px;color:var(--muted);margin-top:8px}.editorial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:50px 45px}.editorial-grid article{border-top:1px solid var(--line);padding-top:22px}.editorial-grid h2{font-size:28px;margin:22px 0 18px}.editorial-grid p{font-size:14px;color:var(--muted)}.architecture-band{margin:65px 0;background:var(--navy);color:#f2f0e8;padding:50px 60px;display:grid;grid-template-columns:1fr 1fr;gap:20px 60px}.architecture-band>.eyebrow{grid-column:1/-1;color:#d2b17b}.architecture-band h2{font-size:40px;margin:0}.architecture-band p{color:#c0ccd3;font-size:14px;line-height:1.9;margin:0}.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:100px}.about-grid>div:first-child{background:#ecece2;padding:60px 25px;text-align:center;align-self:start}.about-tamil{font-size:50px}.brand-caption{font-size:12px;letter-spacing:5px;margin-top:24px}.about-grid h3{margin-top:35px}.about-grid p:not(.large-copy,.brand-caption){font-size:15px;color:var(--muted)}.check-list{list-style:none;padding:0;margin:0 0 30px}.check-list li{padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.check-list li:before{content:'↗';margin-right:16px;color:#9d7a42}.contact-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:100px}.contact-grid aside h2{font-size:33px}.contact-grid aside p{font-size:14px;color:var(--muted)}.contact-note{border-top:1px solid var(--line);margin-top:35px;padding-top:25px}.contact-note .eyebrow{font-size:9px}.contact-note p{font-size:12px!important}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:24px}form label{display:block;font-size:12px;font-weight:700;margin-bottom:21px}form input:not([type=checkbox]),form textarea,form select{display:block;width:100%;margin-top:9px;border:1px solid #bbc5bf;background:#fffefa;padding:12px 13px;border-radius:2px;color:var(--ink);font-size:14px;font-weight:400}form textarea{resize:vertical}.optional{font-weight:400;color:var(--muted)}.checkbox{display:flex;gap:12px;align-items:start;font-weight:400;line-height:1.7}.checkbox input{margin-top:5px;accent-color:var(--navy)}.form-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.text-button{border:0;border-bottom:1px solid #8b9a97;background:transparent;padding:4px 0;color:var(--ink);font-size:12px}.text-button:hover{color:#8e632a}#form-status{font-size:12px;margin-top:15px}#brief-output{border-top:1px solid var(--line);padding-top:30px;margin-top:25px}#brief-output h2{font-size:28px}pre{white-space:pre-wrap;overflow-wrap:anywhere;font-family:inherit;font-size:13px;line-height:1.8;background:var(--soft);padding:22px}.prose{max-width:850px}.prose h2{font-size:29px;margin-top:32px}.prose h2:first-child{margin-top:0}.prose p{color:var(--muted);font-size:15px}.error-actions{display:flex;gap:30px;align-items:center;padding:50px 0 100px}.skip{position:fixed;top:-80px;left:15px;background:white;color:var(--ink);padding:12px;z-index:50}.skip:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}
@media(min-width:1600px){.hero{padding-top:105px;padding-bottom:80px}}@media(max-width:1100px){.container{width:calc(100% - 60px)}nav{gap:20px}.hero-grid{gap:30px}.hero h1{font-size:65px}.hero-actions{gap:20px}.hero .text-link{font-size:11px}.section-heading{gap:50px}.detail-layout{gap:55px;grid-template-columns:230px 1fr}.contact-grid{gap:60px}.footer-grid{gap:25px}.catalogue-tools{align-items:start;flex-direction:column}.search-label{width:100%}.search-label input{width:100%;max-width:350px}.about-grid{gap:55px}.about-tamil{font-size:37px}}
@media(max-width:800px){.container{width:calc(100% - 40px)}.header-inner{min-height:82px}.tamil{font-size:24px}.brand-english{font-size:8px;letter-spacing:2.5px}.menu-toggle{display:flex;gap:14px;background:transparent;border:1px solid #a6b2ad;padding:8px 12px;font-size:12px}nav{display:none;position:absolute;top:82px;left:0;right:0;background:var(--paper);padding:20px;box-shadow:0 15px 15px #10263810;flex-direction:column;align-items:stretch;gap:5px;border-bottom:1px solid var(--line)}nav.is-open{display:flex}nav .nav-contact{margin:10px 0}.hero{padding:55px 0 40px}.hero-grid{grid-template-columns:1fr;gap:38px}.hero h1{font-size:clamp(49px,10vw,76px)}.hero-copy>p{font-size:15px}.hero-footnote{margin-top:30px;font-size:8px}.network-art{max-width:590px;width:100%;margin:auto}.network-art svg{max-height:360px}.principle-strip .container{flex-wrap:wrap;gap:10px 20px;font-size:11px}.section{padding:65px 0}.section-heading{grid-template-columns:1fr;gap:25px;margin-bottom:35px}.section-heading p{max-width:620px}.product-pair{gap:18px}.product-feature{padding:25px;min-height:0}.product-head{align-items:start;gap:12px;flex-wrap:wrap}.status-badge{font-size:7px}.product-feature h3{font-size:34px}.solution-grid{grid-template-columns:repeat(2,1fr)}.solution-card{padding:22px;min-height:290px}.approach-home{grid-template-columns:1fr;gap:35px}.cta-inner{align-items:start;flex-direction:column;gap:28px}.cta{padding:40px 0}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-bottom{flex-wrap:wrap;font-size:9px}.page-intro{padding:50px 0 40px}.page-intro h1{font-size:clamp(43px,8vw,65px)}.lead{font-size:16px}.compact{padding-top:35px}.detail-layout{grid-template-columns:1fr;gap:35px}.detail-aside{position:static;border-bottom:1px solid var(--line);padding-bottom:25px}.detail-aside h2{font-size:28px;margin:15px 0}.detail-section{margin-bottom:35px}.large-copy{font-size:17px}.product-list>article{grid-template-columns:1fr;gap:8px;padding-top:20px}.product-list>article>div:nth-child(2){padding-top:0}.editorial-grid{grid-template-columns:1fr 1fr;gap:25px}.architecture-band{grid-template-columns:1fr;padding:35px 28px;gap:15px}.architecture-band>.eyebrow{grid-column:auto}.architecture-band h2{font-size:34px}.about-grid{grid-template-columns:1fr;gap:40px}.about-grid>div:first-child{padding:40px 20px}.about-tamil{font-size:46px}.contact-grid{grid-template-columns:1fr;gap:30px}.contact-note{margin-top:20px}.form-row{gap:18px}}
@media(max-width:480px){.product-pair,.solution-grid,.editorial-grid{grid-template-columns:1fr}.product-feature{padding:28px}.product-head{flex-wrap:nowrap}.solution-card{min-height:255px}.card-top{margin-bottom:23px}.hero-actions{align-items:start;flex-direction:column;gap:19px}.hero h1{font-size:49px}.hero-footnote{line-height:1.8}.eyebrow{font-size:9px}.art-top,.art-bottom{font-size:6px;padding:15px}.footer-grid{gap:28px 20px}.footer-note{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:10px}.input-output,.form-row{grid-template-columns:1fr}.filters{gap:2px}.filters button{padding:8px 10px;font-size:11px}.detail-section>h2{font-size:26px}.page-intro h1{font-size:44px}.about-tamil{font-size:38px}.error-actions{align-items:start;flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* Original approved Tamil gold + blue LABS logo. Preserve artwork and aspect ratio. */
.brand-logo{display:block;width:240px;height:auto;max-height:90px;object-fit:contain}.header-inner{min-height:108px}.footer-brand{margin-bottom:20px;letter-spacing:normal}.footer-logo{display:block;width:245px;max-width:100%;height:auto}.about-logo{display:block;width:100%;height:auto;max-width:430px;margin:auto}.about-grid>div:first-child{background:transparent;padding:30px 0}.brand-english{display:none}
@media(max-width:1100px){.brand-logo{width:215px}.header-inner{gap:20px}nav{gap:17px}nav .nav-contact{margin-left:0}}
@media(max-width:800px){.header-inner{min-height:88px}.brand-logo{width:195px;max-height:74px}nav{top:88px}.footer-logo{width:230px}}
@media(max-width:480px){.brand-logo{width:180px}.footer-logo{width:185px}.header-inner{min-height:82px}nav{top:82px}}