:root{--navy:#173f66;--blue:#1f5a8c;--slate:#6f8aa5;--cu:#c26f4b;--bg:#f3f5f7;--ink:#14212e;--dk:#0b1d30}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Poppins','Noto Sans Devanagari',sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;overflow-x:hidden}
h1,h2,h3{font-family:'Playfair Display','Noto Serif Devanagari',serif;line-height:1.25}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}
.w{width:min(1160px,92%);margin:auto}
section{padding:84px 0}
.eb{color:var(--cu);font-weight:600;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem}
h2{font-size:clamp(1.7rem,4vw,2.5rem);color:var(--navy);margin:8px 0 14px}
.btn{display:inline-block;padding:14px 28px;border-radius:50px;font-weight:600;transition:.3s;border:2px solid var(--cu);background:var(--cu);color:#fff}
.btn:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(194,111,75,.4)}
.btn.o{background:transparent;border-color:#fff}
.tc{text-align:center}.tc p{max-width:620px;margin:0 auto 36px}

/* loader */
#ld{position:fixed;inset:0;z-index:99;background:#eef1f4;display:grid;place-items:center;text-align:center;transition:transform .9s cubic-bezier(.7,0,.2,1)}
#ld.out{transform:translateY(-100%)}
#ld img{width:min(400px,82vw);margin:auto;mix-blend-mode:multiply;animation:pop 1.1s ease both}
.lb{height:3px;width:min(260px,60vw);background:#d5dbe1;margin:6px auto 18px;overflow:hidden}
.lb i{display:block;height:100%;background:var(--cu);animation:fill 2.2s ease forwards}
#ld p{color:var(--navy);font-family:'Playfair Display','Noto Serif Devanagari',serif;font-size:1.1rem;padding:0 16px;animation:up 1s .5s both}
@keyframes pop{from{opacity:0;transform:scale(.8)}}
@keyframes fill{from{width:0}to{width:100%}}

/* header */
header.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);box-shadow:0 2px 14px rgba(0,0,0,.08)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px}
.logo{height:56px;mix-blend-mode:multiply}
nav ul{display:flex;gap:20px;list-style:none}
nav a{font-size:.82rem;font-weight:500;color:var(--navy);position:relative;padding:6px 0}
nav a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--cu);transition:.3s}
nav a:hover::after,nav a.on::after{width:100%}
.rt{display:flex;align-items:center;gap:12px}
#lt{border:2px solid var(--navy);background:none;color:var(--navy);padding:6px 14px;border-radius:30px;font-weight:600;cursor:pointer}
#mb{display:none;background:none;border:0;font-size:1.8rem;color:var(--navy);cursor:pointer}
@media(max-width:1100px){#mb{display:block}nav{position:absolute;top:100%;left:0;right:0;background:#fff;max-height:0;overflow:hidden;transition:.4s}nav.open{max-height:520px;box-shadow:0 12px 20px rgba(0,0,0,.1)}nav ul{flex-direction:column;gap:0;padding:10px 4%}nav a{display:block;padding:12px 0;border-bottom:1px solid #eef1f4}}

/* hero */
.hero{position:relative;color:#fff;background:linear-gradient(105deg,rgba(11,29,48,.93),rgba(23,63,102,.72)),url(../images/hero.jpg) center/cover no-repeat,var(--dk);padding:110px 0 0;overflow:hidden}
.hero::before{content:"";position:absolute;right:-120px;top:-120px;width:460px;height:460px;border-radius:50%;border:60px solid rgba(194,111,75,.15);animation:fl 8s ease-in-out infinite alternate}
@keyframes fl{to{transform:translate(-40px,60px) scale(1.1)}}
.hc{max-width:760px;position:relative;padding-bottom:70px}
.hc .tag{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);padding:6px 16px;border-radius:30px;font-size:.82rem}
.hc h1{font-size:clamp(2.2rem,6.5vw,4.2rem);margin:20px 0}
.hc p{font-size:1.1rem;opacity:.9;max-width:600px;margin-bottom:30px}
.btns{display:flex;gap:14px;flex-wrap:wrap}
.hc>*{opacity:0;transform:translateY(30px)}
body.go .hc>*{animation:up .8s forwards}
.hc>:nth-child(2){animation-delay:.15s}.hc>:nth-child(3){animation-delay:.3s}.hc>:nth-child(4){animation-delay:.45s}
@keyframes up{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
.st{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.2);text-align:center;position:relative}
.st div{padding:26px 8px}
.st strong{display:block;font:700 clamp(1.6rem,4vw,2.6rem) 'Playfair Display',serif;color:#f0b393}
.st small{font-size:.85rem;opacity:.85;display:block}
.road{height:6px;background:repeating-linear-gradient(90deg,var(--cu) 0 34px,transparent 34px 68px);animation:mv 1.2s linear infinite}
@keyframes mv{to{background-position:68px 0}}

/* blocks */
.two{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.ph{position:relative;aspect-ratio:4/3;border-radius:14px;background:#dde3e9;border:2px dashed var(--slate);display:grid;place-items:center;text-align:center;color:var(--slate);font-size:.85rem;overflow:hidden}
.ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.g{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.c{background:#fff;padding:30px 24px;border-radius:14px;box-shadow:0 6px 24px rgba(23,63,102,.08);transition:.35s;border-bottom:4px solid transparent}
.c:hover{transform:translateY(-8px);border-color:var(--cu)}
.c i{font-style:normal;font-size:2rem;display:block;margin-bottom:10px;color:var(--cu);font-family:'Playfair Display',serif;font-weight:700}
.c h3{color:var(--navy);margin-bottom:8px;font-size:1.25rem}
.dk{background:var(--dk);color:#fff}.dk h2,.dk .c h3{color:#fff}.dk .c{background:rgba(255,255,255,.06);box-shadow:none}
.more{display:inline-block;margin-top:14px;color:var(--cu);font-weight:600}
.cta{background:linear-gradient(120deg,var(--navy),var(--blue));color:#fff;text-align:center}.cta h2{color:#fff}.cta p{margin-bottom:26px}

/* footer */
footer{background:#08141f;color:#c9d3dc;padding:56px 0 24px;font-size:.92rem}
.fg{display:grid;gap:30px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
footer h4{color:#fff;margin-bottom:10px;font-size:1rem}footer li{list-style:none;margin-bottom:6px}footer a:hover{color:var(--cu)}
.cp{text-align:center;margin-top:34px;padding-top:18px;border-top:1px solid #1b2c3d;font-size:.8rem}
.wa{position:fixed;right:18px;bottom:18px;z-index:60;background:#25d366;color:#fff;padding:13px 18px;border-radius:50px;font-weight:600;box-shadow:0 8px 20px rgba(0,0,0,.3);animation:pu 2s infinite}
@keyframes pu{50%{transform:scale(1.07)}}

/* scroll reveal */
.rv{opacity:0;transform:translateY(30px);transition:.8s}.rv.in{opacity:1;transform:none}

@media(max-width:800px){.two{grid-template-columns:1fr;gap:30px}}
@media(max-width:600px){section{padding:56px 0}.hero{padding-top:70px}.btn{padding:12px 22px}.wa span{display:none}}
/* inner-page banner, quote, team (shared by all inner pages) */
.hero.sm{padding:90px 0 64px}
.hero.sm .hc{padding-bottom:0}
.hero.sm h1{font-size:clamp(2rem,5vw,3.2rem)}
.q{background:#fff;border-left:5px solid var(--cu);padding:34px;border-radius:14px;box-shadow:0 6px 24px rgba(23,63,102,.08);max-width:820px;margin:0 auto;text-align:left}
.q p{font-size:1.1rem;font-style:italic;margin:0}
.q b{display:block;margin-top:14px;color:var(--navy);font-style:normal}
.ph.sq{aspect-ratio:1}
.cap{margin-top:10px;font-weight:600;color:var(--navy)}
.cap small{display:block;font-weight:400;color:var(--slate)}
/* checklist (Services and other pages) */
.ck{list-style:none;margin:16px 0}
.ck li{padding-left:30px;position:relative;margin-bottom:10px}
.ck li::before{content:"✔";position:absolute;left:0;color:var(--cu);font-weight:700}
/* checklist (Services and other pages) */
.ck{list-style:none;margin:16px 0}
.ck li{padding-left:30px;position:relative;margin-bottom:10px}
.ck li::before{content:"✔";position:absolute;left:0;color:var(--cu);font-weight:700}
/* projects: filter + cards */
.fl{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:10px 0 34px}
.fl button{border:2px solid var(--navy);background:none;color:var(--navy);padding:8px 24px;border-radius:30px;font:600 .9rem 'Poppins','Noto Sans Devanagari',sans-serif;cursor:pointer;transition:.3s}
.fl button:hover,.fl button.on{background:var(--navy);color:#fff}
.pc{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 6px 24px rgba(23,63,102,.08);transition:.35s}
.pc:hover{transform:translateY(-8px)}
.pc.hide{display:none}
.pc .ph{border-radius:0;border:0;border-bottom:2px dashed var(--slate)}
.pi{padding:20px 22px 24px}
.pi small{color:var(--cu);font-weight:600;letter-spacing:.1em;text-transform:uppercase;font-size:.72rem}
.pi h3{color:var(--navy);margin:4px 0;font-size:1.2rem}
.pi p{color:var(--slate);font-size:.9rem}
/* news: read more */
.pi details{margin-top:12px}
.pi summary{cursor:pointer;color:var(--cu);font-weight:600;list-style:none}
.pi summary::-webkit-details-marker{display:none}
.pi details p{margin-top:10px;color:var(--ink)}
/* tenders and downloads */
.nr{max-width:820px;margin:30px auto 0}
.dl{display:flex;align-items:center;gap:16px;background:#fff;padding:18px 22px;border-radius:14px;box-shadow:0 6px 24px rgba(23,63,102,.08);margin-bottom:14px;text-align:left;flex-wrap:wrap;border:1px solid #e6ebf0}
.dl i{font-style:normal;font-size:1.8rem}
.dl>div{flex:1;min-width:200px}
.dl b{display:block;color:var(--navy)}
.dl small{color:var(--slate)}
.dl .btn{padding:9px 22px;font-size:.88rem}
.dl .cs{margin:0}
.em{background:#fff;border:2px dashed var(--slate);border-radius:14px;padding:40px 20px;color:var(--slate)}
/* forms + chips */
.fm{max-width:720px;margin:30px auto 0;background:#fff;padding:32px;border-radius:14px;box-shadow:0 6px 24px rgba(23,63,102,.08);text-align:left;display:grid;gap:16px;grid-template-columns:1fr 1fr}
.fm .f{display:flex;flex-direction:column;gap:6px}
.fm .full,.fm .btn,.fs{grid-column:1/-1}
.fm label{font-weight:600;font-size:.88rem;color:var(--navy)}
.fm input,.fm select,.fm textarea{padding:12px 14px;border:1.5px solid #cfd8e0;border-radius:10px;font:inherit;background:#f9fbfc;width:100%}
.fm input:focus,.fm select:focus,.fm textarea:focus{outline:0;border-color:var(--cu)}
.fm textarea{min-height:120px;resize:vertical}
.fm .ag{display:flex;gap:10px;align-items:flex-start}
.fm .ag input{width:auto;margin-top:6px}
.fm .ag label{font-weight:400;color:var(--ink)}
.fm .btn{cursor:pointer;font:inherit;font-weight:600}
.fs{text-align:center;font-weight:600;margin:0}
.fs.ok{color:#1e8449}.fs.err{color:#c0392b}
.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:18px}
.chips span{background:#f3f5f7;border:1.5px solid var(--slate);color:var(--navy);padding:8px 18px;border-radius:30px;font-weight:500;font-size:.9rem}
@media(max-width:600px){.fm{grid-template-columns:1fr;padding:22px}}
/* contact page */
.cl{color:var(--navy);font-weight:600}
.cl:hover{color:var(--cu)}
.fb{display:flex;gap:12px;flex-wrap:wrap}
.fb .btn{flex:1;min-width:180px;cursor:pointer;font:inherit;font-weight:600;text-align:center}
.btn.wa2{background:#25d366;border-color:#25d366}
.mp{width:100%;height:380px;border:0;border-radius:14px;margin-top:24px;box-shadow:0 6px 24px rgba(23,63,102,.12)}
/* legal pages */
.lg{max-width:820px;margin:auto;text-align:left}
.lg h3{color:var(--navy);margin:32px 0 8px;font-size:1.3rem}
.lg p,.lg li{margin-bottom:10px}
.lg ul{padding-left:22px;margin-bottom:10px}
.lg a{color:var(--cu);font-weight:600}
.lg .up{color:var(--slate);font-size:.9rem}