:root{--ink:#231d39;--muted:#686175;--purple:#5A30AE;--deep:#24113f;--lav:#f0eafa;--lime:#e1f29d;--paper:#fcfbf8;--line:#e4dfeb;--radius:18px}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.65 'DM Sans',Arial,sans-serif}h1,h2,h3,.brand{font-family:Manrope,Arial,sans-serif;line-height:1.15;letter-spacing:-.035em}h1{font-size:clamp(38px,5vw,70px);max-width:900px;margin:20px 0 26px;font-weight:800}h2{font-size:clamp(28px,3vw,42px);margin:0 0 20px}h3{font-size:22px;margin:0 0 14px}p{margin:0 0 18px}a{color:var(--purple);text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #af6eff;outline-offset:4px}.wrap{width:min(1220px,calc(100% - 64px));margin:auto}.preview{padding:7px 24px;background:var(--deep);color:#fff;font-size:12px;text-align:center;letter-spacing:.04em}.preview a{color:var(--lime)}header{background:rgba(252,251,248,.98);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.head{display:flex;align-items:center;justify-content:space-between;min-height:85px;gap:28px}.brand{text-decoration:none;color:var(--purple);font-size:31px;font-weight:800;letter-spacing:-.075em;white-space:nowrap}.brand small{font:700 12px/1 Manrope,Arial,sans-serif;letter-spacing:.17em;margin-left:9px;color:var(--ink)}nav{display:flex;align-items:center;gap:24px}nav a{font-size:14px;text-decoration:none;color:var(--ink);font-weight:600}nav a[aria-current=page]{color:var(--purple)}.btn,button.primary{display:inline-flex;align-items:center;justify-content:center;border-radius:8px;padding:13px 21px;background:var(--purple);border:1px solid var(--purple);color:white;text-decoration:none;font-weight:700;font-size:14px;line-height:1.4}.btn.light{background:white;color:var(--ink);border-color:var(--line)}.btn.lime{background:var(--lime);border-color:var(--lime);color:var(--deep)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.menu{display:none;border:0;background:transparent;font-size:16px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.17em;text-transform:uppercase;color:var(--purple)}.hero{padding:75px 0 65px}.hero p{max-width:670px;font-size:19px;color:var(--muted)}.homehero{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:45px}.homehero h1{font-size:clamp(42px,4.8vw,67px)}.homehero h1 em{font-style:normal;color:var(--purple)}.homehero p{font-size:18px;max-width:530px}.hero-art{border-radius:28px;background:var(--lav);padding:22px;position:relative;overflow:hidden}.hero-art svg{width:100%;height:auto;display:block}.diagram-caption{padding:0 10px 10px;display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}.pill{display:inline-flex;border:1px solid var(--line);padding:5px 11px;border-radius:100px;font-size:11px;font-weight:700;background:#fff}.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:23px 0}.strip .wrap{display:flex;justify-content:space-between;gap:20px;font-size:13px;font-weight:600}.section{padding:65px 0}.section.tint{background:var(--lav)}.section.dark{background:var(--deep);color:white}.section.dark p{color:#d0c6df}.section.dark .eyebrow{color:var(--lime)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}.section-head p{max-width:450px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:white;display:flex;flex-direction:column;min-width:0}.card p{color:var(--muted);font-size:15px}.card .eyebrow{margin-bottom:18px}.card a.more{margin-top:auto;font-weight:700;font-size:14px;text-decoration:none}.number{font-size:13px;font-weight:700;color:var(--purple);margin-bottom:28px}.symbol{width:42px;height:42px;display:grid;place-items:center;color:var(--purple);background:var(--lav);border-radius:12px;font-size:24px;margin-bottom:25px}.split{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:start}.large-copy{font-size:23px;line-height:1.6}.steps{counter-reset:step;display:grid;gap:22px}.step{padding:0 0 22px 52px;border-bottom:1px solid var(--line);position:relative}.step:before{counter-increment:step;content:'0' counter(step);position:absolute;left:0;top:0;color:var(--purple);font-weight:700}.step p{color:var(--muted);font-size:15px;margin-bottom:0}.breadcrumb{font-size:12px;color:var(--muted);padding-top:28px}.breadcrumb a{text-decoration:none}.article-layout{display:grid;grid-template-columns:240px 1fr;gap:70px;padding-bottom:70px}.article-layout aside{position:sticky;top:115px;height:fit-content;font-size:13px}.article-layout aside a{display:block;padding:8px 0;text-decoration:none;color:var(--muted)}.article-layout article{max-width:780px}.article-layout article section{padding:0 0 28px;margin-bottom:28px;border-bottom:1px solid var(--line)}.article-layout article h2{font-size:29px}.article-layout article p{color:#514a5e}.article-layout ul{padding-left:20px}.article-layout li{margin-bottom:9px}.callout{background:var(--lav);padding:25px;border-radius:12px;margin:24px 0}.callout p:last-child{margin:0}.note{font-size:13px;color:var(--muted)}.sources{padding:28px;background:#f3f1ee;border-radius:12px}.sources h2{font-size:22px}.sources li{font-size:14px}.sources a{overflow-wrap:anywhere}.cta{padding:40px;border-radius:20px;background:var(--deep);color:white;display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{font-size:31px;margin-bottom:10px}.cta p{margin:0;color:#d0c6df}.filters{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:30px}.filters input{flex:1;min-width:180px}.filters select{min-width:160px}input,select,textarea{width:100%;padding:12px 14px;border:1px solid #c7bfd2;border-radius:7px;color:var(--ink);background:white}label{display:block;font-weight:600;font-size:14px;margin-bottom:17px}label input,label select,label textarea{margin-top:7px}textarea{resize:vertical;min-height:120px}form .row{display:grid;grid-template-columns:1fr 1fr;gap:18px}.check{display:flex;gap:10px;font-weight:400;font-size:13px;align-items:start}.check input{width:18px;margin:5px 0 0}.formbox{padding:32px;border:1px solid var(--line);border-radius:18px;background:white}.result{background:var(--deep);color:white;padding:30px;border-radius:18px;position:sticky;top:110px}.result .big{font:800 55px/1.2 Manrope,Arial;margin:18px 0}.result p{color:#d7cfe3}.result .eyebrow{color:var(--lime)}.result small{display:block;font-size:12px;color:#c8bad8}.product-img{height:180px;background:#fff;display:flex;justify-content:center;align-items:center;margin:-6px 0 24px;border-radius:10px}.product-img img{width:100%;height:100%;object-fit:contain}.product-detail-img{background:white;border:1px solid var(--line);border-radius:20px;padding:40px}.product-detail-img img{width:100%;height:290px;object-fit:contain}.no-image{background:var(--lav);color:var(--purple);font:700 26px Manrope;text-align:center;padding:25px;border-radius:12px}table{border-collapse:collapse;width:100%;font-size:14px;text-align:left}th,td{padding:15px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--lav);font-size:12px;text-transform:uppercase;letter-spacing:.04em}td a{overflow-wrap:anywhere}.table-scroll{overflow-x:auto;margin:20px 0 35px}td:first-child{font-weight:600}.compare-box{margin-top:30px;padding:25px;border:1px solid var(--line);border-radius:15px;background:white}.compare-toggle{margin:15px 0 0}.compare-toggle input{width:18px}.compare-toggle label{display:inline;font-size:13px;font-weight:400}.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:15px 0}.progressbar{height:8px;background:#e3d7f4;border-radius:12px;margin:14px 0;overflow:hidden}.progressbar span{display:block;height:100%;background:var(--purple)}.quiz{background:var(--lav);padding:28px;border-radius:15px;margin:25px 0}.quiz label{display:flex;gap:12px;align-items:start;font-weight:400}.quiz input{width:18px}.quiz button,.small-button{border:1px solid var(--purple);border-radius:6px;padding:10px 16px;background:white;color:var(--purple)}.status{margin-top:14px;font-size:14px}.hidden,[hidden]{display:none!important}.empty{padding:30px;background:var(--lav);border-radius:12px}.skip{position:absolute;top:-60px;background:white;padding:10px;z-index:99}.skip:focus{top:0}footer{background:#f0ede8;border-top:1px solid var(--line);padding:55px 0 25px}.foot{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px}.foot a{display:block;font-size:13px;text-decoration:none;margin:8px 0;color:var(--muted)}.foot .brand{font-size:30px;color:var(--purple)}.foot strong{font-size:13px}.copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #d9d2df;margin-top:35px;padding-top:20px;font-size:11px;color:var(--muted)}.sitemap{columns:3;column-gap:35px}.sitemap a{display:block;margin:8px 0;font-size:13px}.motif{font-size:90px;font-weight:800;line-height:1.1;color:#ac83e5;letter-spacing:-.07em}.mini-nav{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:30px}.mini-nav a{background:white;border:1px solid var(--line);border-radius:8px;padding:8px 14px;text-decoration:none;font-size:13px}.tagline{font-size:12px;letter-spacing:.05em}.counter{font-size:13px;color:var(--muted);margin:10px 0 20px}
@media(max-width:1000px){nav{gap:13px}.head{gap:15px}.homehero{gap:25px}.grid.four{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:180px 1fr;gap:35px}.wrap{width:calc(100% - 40px)}}
@media(max-width:760px){.wrap{width:calc(100% - 32px)}.head{min-height:72px}.menu{display:block}nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--paper);padding:20px;flex-direction:column;align-items:stretch;box-shadow:0 8px 20px #231d3915}nav.open{display:flex}nav a{padding:7px}.hero{padding:42px 0}.homehero,.split{grid-template-columns:1fr;gap:30px}.hero-art{margin-top:10px}.grid,.grid.two,.grid.four{grid-template-columns:1fr}.section{padding:44px 0}.section-head{display:block}.strip .wrap{flex-wrap:wrap;justify-content:flex-start;gap:12px 22px}.article-layout{display:block}.article-layout aside{position:static;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--line)}.article-layout aside a{display:inline-block;margin-right:16px}.cta{padding:28px;display:block}.cta .btn{margin-top:22px}.foot{grid-template-columns:1fr 1fr;gap:25px}.copyright{display:block}.formbox{padding:20px}form .row{grid-template-columns:1fr;gap:0}.sitemap{columns:1}.result{position:static}.motif{font-size:64px}h1{font-size:42px}.product-detail-img img{height:220px}}
@media(prefers-reduced-motion:no-preference){.card{transition:transform .18s,border-color .18s}.card:hover{transform:translateY(-3px);border-color:#bda4dd}.btn:hover{filter:brightness(.96)}}
@media print{header,.preview,footer,.actions,form,aside,.filters,.compare-toggle{display:none!important}body{font-size:11pt;background:white}.wrap{width:100%}.hero{padding:15px 0}h1{font-size:30pt}.article-layout{display:block}.section{padding:20px 0}.card{break-inside:avoid}.grid{grid-template-columns:repeat(2,1fr)}}
/* INGAA service family: common grid, stroke weight and rounded ends. */
.service-icon{width:48px;height:48px;display:block;flex:0 0 48px;color:var(--purple)}.icon-tile{display:flex;align-items:center;justify-content:center;width:68px;height:68px;border-radius:16px;background:var(--lav);margin-bottom:24px}.strip .wrap>span{display:flex;align-items:center;gap:12px}.strip .service-icon{width:34px;height:34px;flex-basis:34px;color:inherit}.brand-art{display:block;line-height:0;flex-shrink:0;letter-spacing:normal}.brand-art img{display:block;width:225px;height:auto;max-width:100%;border-radius:8px}.foot .brand-art img{width:250px}.head{gap:18px;flex-wrap:wrap;padding-block:10px}.head nav{gap:18px}.language-bar{border-bottom:1px solid var(--line);background:#fff}.language-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:9px}.language-links{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.language-link{font-size:13px;font-weight:700;text-decoration:none;border-radius:30px;padding:5px 12px;white-space:nowrap}.language-link[aria-current]{background:var(--purple);color:#fff}.language-more{position:relative;font-size:13px}.language-more summary{cursor:pointer;color:var(--purple);padding:7px 10px;font-weight:700}.language-panel{position:absolute;inset-inline-end:0;top:100%;width:min(350px,calc(100vw - 32px));padding:20px;background:white;box-shadow:0 12px 40px #24113f22;border:1px solid var(--line);border-radius:12px;z-index:50}.language-panel select{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;margin:8px 0}.language-panel p{font-size:13px;margin:8px 0 0}.language-panel label{font-weight:700}.language-panel option:disabled{color:#777}.translation-note{font-size:12px;color:var(--muted);margin:0}.head nav{flex-wrap:wrap}:lang(ta){font-family:'Noto Sans Tamil','Latha','Nirmala UI',sans-serif;letter-spacing:0}:lang(ta) h1,:lang(ta) h2,:lang(ta) h3{line-height:1.5;letter-spacing:0}:lang(ta) h1{font-size:clamp(28px,3.8vw,52px)}:lang(ta) h2{font-size:clamp(24px,2.6vw,34px)}:lang(ta) h3{font-size:20px}:lang(ta) .eyebrow{letter-spacing:0;line-height:1.8}:lang(ta) .motif{font-size:clamp(30px,4vw,54px);line-height:1.7}:lang(ta) nav a{font-size:13px}:lang(ta) .btn{white-space:normal;line-height:1.7}:lang(ta) .preview{letter-spacing:0}html[dir=rtl] .breadcrumb,html[dir=rtl] .article-layout{text-align:right}html[dir=rtl] .steps{padding-inline-start:0}html[dir=rtl] input[type=number]{direction:ltr;text-align:right}@media(max-width:900px){.head{flex-wrap:wrap}.brand-art img{width:185px}.language-inner{width:calc(100% - 32px)}.language-more summary{font-size:12px}.translation-note{display:none}.strip .wrap{gap:20px}.strip .wrap>span{width:calc(50% - 12px);font-size:13px}.strip .service-icon{width:28px;height:28px;flex-basis:28px}.head nav{width:100%}}@media(max-width:480px){.language-link{padding:4px 9px}.language-links{gap:2px}.brand-art img{width:180px}.strip .wrap>span{width:100%}:lang(ta) .wrap{width:calc(100% - 32px)}}

@media(max-width:760px){.head nav{top:100%;inset-inline:0;max-height:calc(100dvh - 150px);overflow:auto}}

/* Approved logo kit: preserve vector proportions and compact minimum width. */
.brand-art img{width:225px;height:auto;border-radius:0;object-fit:contain}.foot .brand-art img{width:250px}.service-icon{object-fit:contain}@media(max-width:900px){.brand-art img{width:200px}}@media(max-width:480px){.brand-art img{width:200px}.head{gap:10px}}

/* Complete, progressively enhanced navigation and local-only forms. */
.head{position:relative}.nav-group summary{cursor:pointer;color:var(--ink);font-weight:700;padding:10px 4px;font-size:14px}.nav-panel{position:absolute;top:100%;left:0;right:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 24px;background:var(--paper);border:1px solid var(--line);border-radius:0 0 18px 18px;padding:24px;box-shadow:0 16px 30px #24113f18;max-height:65vh;overflow:auto}.nav-panel a{display:flex;align-items:center;gap:12px;padding:10px;border-radius:8px;white-space:normal}.nav-panel a:hover,.nav-panel a[aria-current]{background:var(--lav)}.nav-panel .icon-tile{width:34px;height:34px;margin:0;flex:0 0 34px}.nav-panel .service-icon{width:28px;height:28px}.nav-group:not([open]) .nav-panel{display:none}.draft-form>fieldset{min-width:0;padding:0;border:0}.draft-form>fieldset>legend{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.draft-form button{margin:8px 8px 0 0}.draft-form button[type=reset]{background:transparent;color:var(--purple);border:1px solid var(--line);border-radius:8px;padding:10px}.nav-group summary:focus-visible{outline:3px solid #af6eff;outline-offset:3px}
@media(max-width:900px){.head nav{gap:12px}.nav-group summary{font-size:13px}}
@media(max-width:760px){.menu{display:none}.head nav{display:flex;position:static;box-shadow:none}.js .menu{display:block}.js .head nav{display:none;position:absolute}.js .head nav.open{display:flex}.nav-panel{position:static;display:grid;grid-template-columns:1fr;max-height:none;box-shadow:none;padding:10px;border-radius:10px}.nav-group summary{padding:12px;font-size:15px}.nav-panel a{font-size:14px}.head nav{max-height:65vh;overflow:auto}}

.hero-art{padding:0;background:#eee9e2;border:1px solid var(--line);border-radius:24px}.hero-art>img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain}.hero-art .diagram-caption{position:static;display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:space-between;background:var(--paper);padding:14px 18px;font-size:11px;line-height:1.6;letter-spacing:0}