:root{--bg:#fff;--s1:#f6f8fc;--s2:#eef1ff;--tx:#1b2333;--mut:#6b7488;--pri:#4c6ef5;--pri2:#7c9cff;--bd:#e8ecf3;--sh:0 12px 40px rgba(60,80,140,.09)}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:96px}
body{font-family:Inter,'Hind Siliguri',system-ui,sans-serif;background:var(--bg);color:var(--tx);line-height:1.65;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.wrap{width:min(1120px,92%);margin:auto}i.bi{color:var(--pri)}
header{position:fixed;top:14px;left:50%;transform:translateX(-50%);width:min(1120px,94%);z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);border:1px solid var(--bd);border-radius:99px;box-shadow:0 6px 24px rgba(60,80,140,.07);padding:8px 14px 8px 20px;transition:.3s}header.s{box-shadow:var(--sh)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px}.nav>a img{height:42px;width:auto}
.menu{display:flex;gap:2px;list-style:none;align-items:center}.menu a{padding:8px 12px;border-radius:99px;font-weight:600;font-size:.88rem;color:var(--mut)}.menu a:hover,.menu a.on{background:var(--s2);color:var(--pri)}.menu a i{margin-right:4px}
.tools{display:flex;gap:8px}.ib{border:1px solid var(--bd);background:#fff;color:var(--tx);height:38px;min-width:38px;padding:0 12px;border-radius:99px;cursor:pointer;font-weight:700;font-size:.85rem}.burger{display:none}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:99px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:.25s;font-size:.98rem}.btn.p{background:var(--pri);color:#fff;box-shadow:0 8px 22px rgba(76,110,245,.28)}.btn.p i,.btn.p span{color:#fff}.btn.p:hover{transform:translateY(-3px);background:#3d5ee0}.btn.g{background:var(--s1);border-color:var(--bd);color:var(--tx)}.btn.g:hover{background:var(--s2)}
.hero{padding:150px 0 90px;background:radial-gradient(900px 500px at 85% 0,#eef1ff,transparent 70%),radial-gradient(600px 400px at 0 100%,#f6f8fc,transparent 70%)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:center}
.tag{display:inline-flex;gap:8px;align-items:center;background:var(--s2);color:var(--pri);padding:6px 16px;border-radius:99px;font-size:.84rem;font-weight:700;margin-bottom:20px}
h1{font-size:clamp(2.4rem,5.4vw,4.4rem);line-height:1.08;font-weight:800;letter-spacing:-.03em;margin-bottom:18px}.hl{background:linear-gradient(transparent 64%,#dbe3ff 64%)}
.lead{font-size:1.12rem;color:var(--mut);max-width:520px;margin-bottom:28px}.cta{display:flex;gap:12px;flex-wrap:wrap}
.bento{display:grid;grid-template-columns:1fr 1fr;gap:14px}.tile{background:#fff;border:1px solid var(--bd);border-radius:26px;padding:22px;box-shadow:var(--sh)}.tile b{display:block;font-size:2.2rem;font-weight:800;line-height:1.1}.tile span{color:var(--mut);font-weight:600;font-size:.92rem}.tile>i{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--s2);font-size:1.3rem;margin-bottom:12px}
.tile.ph{grid-column:span 2;padding:0;overflow:hidden;position:relative;min-height:190px}.tile.ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.tile.ph::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.1),rgba(255,255,255,.92))}.tile.ph div{position:absolute;left:22px;bottom:16px;z-index:1;font-weight:800;font-size:1.15rem;display:flex;gap:10px;align-items:center}
section{padding:92px 0}.alt{background:var(--s1)}.st{max-width:640px;margin:0 0 44px}.st small{color:var(--pri);font-weight:800;letter-spacing:.14em;text-transform:uppercase;font-size:.8rem}.st h2{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;letter-spacing:-.02em;margin:6px 0 10px}.st p{color:var(--mut)}
.about{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}.about p{color:var(--mut);margin-bottom:14px}.year{font-size:clamp(5rem,14vw,9.5rem);font-weight:800;line-height:.9;letter-spacing:-.05em;color:var(--s2);-webkit-text-stroke:2px #cfd9ff}.stats{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}.card{background:#fff;border:1px solid var(--bd);border-radius:26px;overflow:hidden;box-shadow:var(--sh);transition:.3s}.card:hover{transform:translateY(-6px)}.card img{height:160px;width:100%;object-fit:cover}.card div{padding:22px}.card i{font-size:1.5rem}.card h3{margin:6px 0 4px;font-size:1.15rem}.card p{color:var(--mut);font-size:.95rem}
.sp{max-width:720px;margin:auto;text-align:center;background:#fff;border:1px solid var(--bd);border-radius:30px;padding:34px 24px;box-shadow:var(--sh)}.gauge{position:relative;width:min(340px,88%);margin:0 auto 10px}.gauge svg{width:100%}.gt,.ga{fill:none;stroke-width:16;stroke-linecap:round}.gt{stroke:var(--s2)}.ga{stroke:url(#gg);stroke-dasharray:0 100;transition:stroke-dasharray .25s}
.gv{position:absolute;left:0;right:0;bottom:6px;display:flex;flex-direction:column;align-items:center;line-height:1.1}.gv b{font-size:3rem;font-weight:800}.gv span{color:var(--mut);font-weight:600}.gv em{font-style:normal;color:var(--pri);font-size:.85rem;font-weight:700;min-height:1.2em}
.res{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}.res div{background:var(--s1);border:1px solid var(--bd);border-radius:18px;padding:14px 8px;display:flex;flex-direction:column;align-items:center}.res i{font-size:1.4rem}.res span{color:var(--mut);font-size:.85rem;font-weight:600}.res b{font-size:1.6rem;font-weight:800}.res small{color:var(--mut)}.note{color:var(--mut);font-size:.85rem;margin-top:14px}#go:disabled{opacity:.6;cursor:wait}
.rec{background:var(--s1);border:1px solid var(--bd);border-radius:22px;padding:20px 26px;margin-bottom:22px}.rec input{width:100%;accent-color:var(--pri);margin:10px 0}.rec output{font-weight:800;color:var(--pri)}
.plan{display:grid;grid-template-columns:1.1fr 1.5fr auto auto;gap:22px;align-items:center;background:#fff;border:1px solid var(--bd);border-radius:22px;padding:18px 26px;margin-bottom:12px;transition:.3s}.plan:hover{box-shadow:var(--sh)}.plan.hot{border-color:var(--pri);background:var(--s2);box-shadow:var(--sh)}
.plan h3{font-size:1rem;font-weight:700}.plan .sp2{font-size:1.5rem;font-weight:800}.bar{height:8px;border-radius:9px;background:var(--s2)}.plan.hot .bar{background:#fff}.bar i{display:block;height:100%;width:var(--w);border-radius:9px;background:linear-gradient(90deg,var(--pri),var(--pri2))}.pr{font-size:1.4rem;font-weight:800;white-space:nowrap}.pr small{color:var(--mut);font-weight:500;font-size:.8rem}
.plan .btn{padding:10px 20px;background:#fff;border-color:var(--bd);color:var(--tx)}.plan.hot .btn,.plan .btn:hover{background:var(--pri);color:#fff;border-color:var(--pri)}.badge{background:var(--pri);color:#fff;font-size:.7rem;padding:2px 10px;border-radius:99px;margin-left:8px;vertical-align:middle}
.band{padding:0 0 92px}.bandbox{position:relative;overflow:hidden;border-radius:34px;background:var(--s2);border:1px solid #dbe3ff;padding:56px 30px;text-align:center}.bandbox>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.14}.bandbox>*{position:relative}.bandbox h2{font-size:2.2rem;font-weight:800}.bandbox p{color:var(--mut);margin:8px 0 24px}
#map{height:440px;border-radius:26px;border:1px solid var(--bd);box-shadow:var(--sh);z-index:1}.cvb{display:flex;gap:16px;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:20px}.cvb p{font-weight:700}#coverage .note{text-align:center}
.faqg{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px}details{background:#fff;border:1px solid var(--bd);border-radius:18px;padding:18px 22px;margin-bottom:12px}summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between}summary::after{content:"+";color:var(--pri);font-size:1.4rem;line-height:1}details[open] summary::after{content:"–"}details p{color:var(--mut);margin-top:10px}
.ct{display:grid;grid-template-columns:1fr 1.1fr;gap:30px}.info{display:grid;gap:12px}.info a,.info div{display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--bd);border-radius:20px;padding:16px 20px}.info i{font-size:1.4rem;width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:var(--s2)}.info b{display:block}.info span{color:var(--mut);font-size:.93rem}
form{background:#fff;border:1px solid var(--bd);border-radius:26px;padding:28px;display:grid;gap:14px;box-shadow:var(--sh)}form input,form select,form textarea{width:100%;padding:13px 16px;border-radius:14px;border:1px solid var(--bd);background:var(--s1);color:var(--tx);font:inherit}form :focus{outline:2px solid var(--pri2);background:#fff}
footer{background:var(--s1);border-top:1px solid var(--bd);padding:52px 0 22px;color:var(--mut)}footer .wrap:first-child{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}footer img{height:54px;margin-bottom:10px}.soc{display:flex;gap:10px;margin-top:12px}.soc a{width:40px;height:40px;border-radius:50%;background:#fff;border:1px solid var(--bd);display:grid;place-items:center}.soc a:hover{background:var(--s2)}.soc a[aria-label=Facebook] i{color:#1877F2}.soc a[aria-label=YouTube] i{color:#f00}.cp{text-align:center;border-top:1px solid var(--bd);margin-top:28px;padding-top:18px;font-size:.87rem}
.fab{position:fixed;right:20px;bottom:20px;z-index:40;display:grid;gap:10px}.fab a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;box-shadow:var(--sh);font-size:1.5rem;background:#fff;border:1px solid var(--bd)}.wa i{color:#25d366}.up{opacity:0;pointer-events:none;transition:.3s}.up.on{opacity:1;pointer-events:auto}
.rv{opacity:0;transform:translateY(26px);transition:.8s}.rv.in{opacity:1;transform:none}#pl{position:fixed;inset:0;background:#fff;z-index:99;display:grid;place-items:center;transition:.5s}#pl.h{opacity:0;pointer-events:none}#pl i{font-size:3rem;animation:fl 1.2s infinite}@keyframes fl{50%{transform:translateY(-14px)}}
@media(max-width:1000px){.hero .wrap,.about,.ct,.faqg{grid-template-columns:1fr}.plan{grid-template-columns:1fr 1fr}.plan .bar{grid-column:span 2;order:3}.burger{display:inline-block}.menu{position:fixed;top:78px;left:3%;right:3%;flex-direction:column;background:#fff;border:1px solid var(--bd);border-radius:22px;padding:12px;box-shadow:var(--sh);display:none}.menu.o{display:flex}section{padding:68px 0}#map{height:340px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}