:root{--navy:#0b2a6f;--blue:#1e63c4;--ink:#16213a;--muted:#5b6478;--line:#e3e7ef;--bg:#fff;--soft:#f4f6fa;--wa:#1fa855}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 Inter,system-ui,sans-serif;color:var(--ink);background:var(--bg)}
h1,h2,h3{font-family:Archivo,Inter,sans-serif;line-height:1.15;margin:0 0 .5em;color:var(--navy)}
h1{font-size:clamp(2rem,4.6vw,3.3rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;letter-spacing:-.01em}
h3{font-size:1.15rem;font-weight:700}
a{color:var(--blue)}
img,svg{display:block}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.narrow{max-width:780px}
.ta{font-family:'Noto Sans Tamil',sans-serif;color:var(--navy)}
.ta.big{font-size:1.1rem;margin:.2em 0 1em}
.muted{color:var(--muted);font-size:.9rem;margin-top:0}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:600;color:var(--blue);margin:0 0 1em}
.lead{font-size:1.12rem;color:var(--muted);max-width:56ch}

.topbar{background:var(--navy);color:#dbe4f7;font-size:.85rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:7px;padding-bottom:7px;gap:12px}
.topbar a{color:#fff;text-decoration:none;font-weight:600;display:flex;gap:6px;align-items:center}
.topbar svg{width:14px;height:14px}

.hdr{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy)}
.brand .mark{width:42px;height:42px;color:var(--navy)}
.brand b{display:block;font-family:Archivo;font-weight:800;font-size:1.35rem;letter-spacing:.04em;line-height:1}
.brand small{display:block;font-size:.72rem;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}
.hdr nav{display:flex;align-items:center;gap:26px}
.hdr nav a{color:var(--ink);text-decoration:none;font-weight:500;font-size:.95rem}
.hdr nav a[aria-current]{color:var(--blue);box-shadow:inset 0 -2px 0 var(--blue)}
.hdr nav a.btn{color:#fff}
.menu{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;flex-direction:column;justify-content:center;gap:6px;padding:8px}
.menu span{display:block;height:2px;background:var(--navy)}

.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:6px;font-weight:600;text-decoration:none;border:2px solid transparent;cursor:pointer;font:600 1rem Inter,sans-serif;transition:background .15s}
.btn svg{width:20px;height:20px}
.btn.sm{padding:8px 14px;font-size:.9rem}
.btn.wa{background:var(--wa);color:#fff}
.btn.wa:hover{background:#178c46}
.btn.outline{border-color:var(--navy);color:var(--navy)}
.btn.outline:hover{background:var(--navy);color:#fff}
.btn.ghost-light{border-color:#fff;color:#fff}
.btn.full{width:100%;justify-content:center}

.hero,.page-head{padding:64px 0;border-bottom:1px solid var(--line)}
.page-head{padding:48px 0}
.hero-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:start}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0}
.facts{list-style:none;padding:0;margin:30px 0 0;display:flex;gap:36px;border-top:1px solid var(--line);padding-top:22px}
.facts li{color:var(--muted);font-size:.9rem}
.facts b{display:block;font-family:Archivo;font-size:1.5rem;color:var(--navy)}
.crumbs{font-size:.85rem;color:var(--muted);padding-top:16px;padding-bottom:0}
.crumbs a{color:var(--muted)}

.enq{background:#fff;border:1px solid var(--line);border-top:4px solid var(--blue);border-radius:8px;padding:26px;box-shadow:0 10px 30px rgba(11,42,111,.07)}
.enq label{display:block;font-size:.85rem;font-weight:600;margin-bottom:14px;color:var(--ink)}
.enq input:not([type=checkbox]),.enq select,.enq textarea{display:block;width:100%;margin-top:5px;padding:11px 12px;border:1px solid #cfd6e3;border-radius:6px;font:inherit;font-weight:400;background:#fff}
.enq input:focus,.enq select:focus,.enq textarea:focus{outline:2px solid var(--blue);border-color:transparent}
.enq.tried :invalid{border-color:#c62828}
.enq .check{display:flex;gap:8px;align-items:center;font-weight:500}

.sec{padding:76px 0}
.sec.alt{background:var(--soft)}
.sec-head{max-width:640px;margin-bottom:34px}
.sec-head p{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.card{position:relative;display:block;padding:28px 24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink);transition:background .15s}
.card:hover{background:var(--soft)}
.card .num{font-family:Archivo;color:#b6c3dc;font-weight:800}
.card .tag{float:right;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--blue);font-weight:600}
.card h3{margin-top:14px}
.card p{color:var(--muted);font-size:.93rem;margin:0 0 14px}
.card .more{font-weight:600;color:var(--blue);font-size:.9rem}

.split{display:grid;grid-template-columns:1fr 1.3fr;gap:56px}
.why{list-style:none;padding:0;margin:0;counter-reset:w}
.why li{counter-increment:w;padding:18px 0 18px 52px;border-bottom:1px solid var(--line);position:relative}
.why li:before{content:counter(w,decimal-leading-zero);position:absolute;left:0;top:18px;font-family:Archivo;font-weight:800;color:var(--blue)}
.why b{display:block;color:var(--navy);font-size:1.05rem}
.why span{color:var(--muted)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.steps span{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;margin-bottom:12px}
.steps p{color:var(--muted);margin:0}
.areas{font-size:1.05rem;line-height:2;color:var(--ink)}
.area-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.area-grid a{border:1px solid var(--line);border-radius:6px;padding:16px;text-decoration:none;color:var(--ink)}
.area-grid a:hover{border-color:var(--blue)}
.area-grid b{display:block;color:var(--navy)}
.area-grid span{font-size:.85rem;color:var(--muted)}
.ticks{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:4px 24px}
.ticks li{padding:12px 0 12px 30px;border-bottom:1px solid var(--line);position:relative}
.ticks li:before{content:"";position:absolute;left:4px;top:18px;width:12px;height:7px;border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips a{border:1px solid var(--line);padding:9px 16px;border-radius:40px;text-decoration:none;color:var(--navy);font-weight:500}
.chips a:hover{border-color:var(--blue)}
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{cursor:pointer;font-weight:600;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary:after{content:"+";font-size:1.3rem;line-height:1;color:var(--blue)}
.faq details[open] summary:after{content:"−"}
.faq p{color:var(--muted);margin:10px 0 0}
.prose p{margin:0 0 1.1em;color:#333c52}
.contact-list{display:grid;grid-template-columns:auto 1fr;gap:10px 24px;margin:26px 0}
.contact-list dt{font-weight:600;color:var(--muted);font-size:.9rem}
.contact-list dd{margin:0}

.cta-band{background:var(--blue);color:#fff;padding:48px 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:.2em}
.cta-band p{margin:0;color:#dbe7fb}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

.ftr{background:var(--navy);color:#c7d2ea;padding:56px 0 0;font-size:.93rem}
.grid4{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.ftr h3{color:#fff;font-size:.95rem;text-transform:uppercase;letter-spacing:.08em}
.ftr a,.ftr span{display:block;color:#c7d2ea;text-decoration:none;padding:3px 0}
.ftr a:hover{color:#fff}
.brand.light,.brand.light .mark{color:#fff}
.brand.light small{color:#9fb0d4}
.ftr .ta{color:#dbe4f7}
.legal{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:18px;padding-bottom:18px;font-size:.82rem;color:#8fa0c6}

.wa-float{position:fixed;right:18px;bottom:18px;width:58px;height:58px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.2);z-index:30}
.wa-float svg{width:32px;height:32px}

@media (max-width:900px){
  .hero-grid,.split{grid-template-columns:1fr;gap:36px}
  .grid4{grid-template-columns:1fr 1fr}
  .menu{display:flex}
  .hdr nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);padding:8px 20px 20px}
  .hdr nav a{padding:12px 0;border-bottom:1px solid var(--line)}
  .hdr nav a.btn{margin-top:12px;justify-content:center;border:0}
  .nav-open .hdr nav{display:flex}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .hero{padding:40px 0}
  .sec{padding:52px 0}
  .steps,.ticks{grid-template-columns:1fr}
  .facts{gap:20px}
  .topbar span{display:none}
  .topbar .wrap{justify-content:flex-end}
  .grid4{grid-template-columns:1fr}
  .enq{padding:20px}
}

/* icons & images */
.ico{width:24px;height:24px}
.brand .mark{width:auto;height:46px;object-fit:contain}
.brand.light .mark{background:#fff;border-radius:6px;padding:3px;height:46px}
.hero-logo{width:200px;height:auto;margin:0 0 18px}
.cico{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:10px;background:#eaf1fc;color:var(--blue)}
.cico .ico{width:28px;height:28px}
.card:hover .cico{background:var(--blue);color:#fff}
.why li{padding-left:64px}
.why li:before{content:none}
.why i{position:absolute;left:0;top:16px;width:44px;height:44px;border-radius:50%;background:#fff;border:1px solid var(--line);display:grid;place-items:center;color:var(--blue)}
.steps span{width:56px;height:56px}
.steps span .ico{width:26px;height:26px}
.illus{width:100%;height:auto;margin-top:24px}
.svc-badge{display:inline-grid;place-items:center;width:72px;height:72px;border-radius:14px;background:var(--blue);color:#fff;margin-bottom:18px}
.svc-badge .ico{width:40px;height:40px}
.chips a{display:inline-flex;align-items:center;gap:8px}
.chips .ico{width:18px;height:18px;color:var(--blue)}
.area-grid a{position:relative;padding-left:46px}
.area-grid .ico{position:absolute;left:14px;top:17px;width:20px;height:20px;color:var(--blue)}
@media (max-width:600px){.hero-logo{width:150px}}
.legal{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.legal .credit,.legal .credit a{display:inline;padding:0;color:#8fa0c6}
.legal .credit a{color:#fff;font-weight:600}
.legal .credit{display:inline-flex;align-items:center;gap:8px}
.legal .credit a{display:inline-flex;align-items:center;gap:8px}
.legal .credit img.dhatas{height:28px;width:auto;background:#fff;border-radius:5px;padding:4px 8px;box-sizing:content-box}
.legal .credit{flex-wrap:wrap}
.legal .credit img.dhatas{height:22px}
@media (max-width:600px){.legal{flex-direction:column;padding-bottom:90px}.legal .credit{gap:6px}}