:root{
  --navy:#081726; --navy-2:#0e2438; --navy-3:#163450;
  --sun:#ffb020; --sun-2:#ff7a1a; --green:#17b978; --sky:#3aa0ff;
  --ink:#0f1c2a; --muted:#5b6b7c; --line:#e4e9ef; --bg:#f5f7fa; --card:#ffffff;
  --radius:18px; --shadow:0 10px 30px rgba(8,23,38,.08);
  --grad:linear-gradient(135deg,var(--sun),var(--sun-2));
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:"Plus Jakarta Sans",system-ui,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font:inherit;cursor:pointer;border:0;background:none}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
section{padding:96px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sun-2)}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--grad);border-radius:2px}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em}
h2{font-size:clamp(28px,4vw,42px);font-weight:800;margin:12px 0 14px}
.lead{color:var(--muted);font-size:17px;max-width:620px}
.head{margin-bottom:48px}
.head.center{text-align:center}.head.center .lead{margin-inline:auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;border-radius:999px;font-weight:700;font-size:15px;transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--grad);color:#1a1000;box-shadow:0 8px 24px rgba(255,140,26,.35)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.25);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-dark{background:var(--navy);color:#fff}
.btn-sm{padding:10px 16px;font-size:14px}

/* NAV */
header{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,box-shadow .3s}
header.scrolled{background:rgba(8,23,38,.92);backdrop-filter:blur(12px);box-shadow:0 4px 24px rgba(0,0,0,.2)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;color:#fff}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.01em}
.logo small{display:block;font-size:10px;font-weight:600;letter-spacing:.22em;color:var(--sun);text-transform:uppercase;margin-top:-3px}
.logo-img{height:46px;width:auto}
footer .logo-img{height:46px}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--grad);display:grid;place-items:center;flex:none}
.links{display:flex;gap:28px;font-size:14.5px;font-weight:600}
.links a{opacity:.82;transition:opacity .2s}.links a:hover{opacity:1;color:var(--sun)}
.nav-right{display:flex;align-items:center;gap:12px}
.cart{position:relative;width:42px;height:42px;border-radius:50%;border:1.5px solid rgba(255,255,255,.2);display:grid;place-items:center;color:#fff}
.cart span{position:absolute;top:-4px;right:-4px;min-width:19px;height:19px;padding:0 5px;border-radius:10px;background:var(--sun);color:#1a1000;font-size:11px;font-weight:800;display:grid;place-items:center}
.burger{display:none;width:42px;height:42px;color:#fff}

/* HERO */
.hero{position:relative;background:radial-gradient(900px 500px at 85% 10%,rgba(255,160,32,.28),transparent 60%),radial-gradient(700px 500px at 0% 100%,rgba(58,160,255,.16),transparent 60%),var(--navy);color:#fff;padding:150px 0 0;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);font-size:13px;font-weight:600}
.pill i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(23,185,120,.25)}
h1{font-size:clamp(38px,5.6vw,66px);font-weight:800;margin:22px 0 20px}
h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{font-size:18px;color:#b9c6d4;max-width:520px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:34px 0 40px}
.hero-points{display:flex;flex-wrap:wrap;gap:22px;font-size:14px;color:#c9d4df;font-weight:500}
.hero-points span{display:flex;align-items:center;gap:8px}
.hero-points svg{color:var(--green)}
.visual{position:relative;height:480px}
.sun{position:absolute;top:10px;right:40px;width:130px;height:130px;border-radius:50%;background:radial-gradient(circle,#ffe08a,var(--sun) 55%,var(--sun-2));box-shadow:0 0 80px 30px rgba(255,170,40,.45);animation:pulse 4s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 110px 45px rgba(255,170,40,.55)}}
.panel{position:absolute;left:4%;right:4%;bottom:70px;height:260px;border-radius:14px;border:5px solid #c9d6e2;
  background:linear-gradient(rgba(255,255,255,.22) 2px,transparent 2px) 0 0/100% 25%,linear-gradient(90deg,rgba(255,255,255,.22) 2px,transparent 2px) 0 0/12.5% 100%,linear-gradient(135deg,#2a6db3 0%,#123e6e 45%,#0b2748 100%);
  transform:perspective(900px) rotateX(46deg) rotateZ(-4deg);box-shadow:0 60px 60px -20px rgba(0,0,0,.6);overflow:hidden}
.panel::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 35%,rgba(255,255,255,.28) 48%,transparent 58%);animation:shine 5s linear infinite}
@keyframes shine{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
.float{position:absolute;background:rgba(255,255,255,.1);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:14px 18px;animation:bob 6s ease-in-out infinite}
.float b{display:block;font-size:22px;font-weight:800}
.float small{color:#b9c6d4;font-size:12px;font-weight:600}
.f1{top:60px;left:0}.f2{bottom:30px;right:0;animation-delay:-3s}
.f2 .bars{display:flex;align-items:flex-end;gap:5px;height:40px;margin-top:8px}
.f2 .bars i{width:9px;border-radius:3px;background:var(--grad)}
@keyframes bob{50%{transform:translateY(-10px)}}
.stats{margin-top:60px;border-top:1px solid rgba(255,255,255,.1);display:grid;grid-template-columns:repeat(4,1fr)}
.stats div{padding:28px 20px;border-right:1px solid rgba(255,255,255,.1)}
.stats div:last-child{border:0}
.stats b{font-size:30px;font-weight:800;display:block}
.stats b em{font-style:normal;color:var(--sun)}
.stats span{font-size:13.5px;color:#9fb0c1}

/* CARDS */
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#ffd58a}
.ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:#fff4e0;color:var(--sun-2);margin-bottom:18px}
.card h3{font-size:19px;font-weight:700;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}
.more{display:inline-flex;gap:6px;align-items:center;margin-top:16px;font-weight:700;font-size:14px;color:var(--sun-2)}

/* CALCULATOR */
.calc{background:var(--navy);color:#fff;border-radius:28px;padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:48px;position:relative;overflow:hidden}
.calc::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-120px;top:-160px;background:radial-gradient(circle,rgba(255,170,40,.35),transparent 65%)}
.calc>*{position:relative}
.calc h2{color:#fff}.calc .lead{color:#b9c6d4}
.field{margin-top:30px}
.field label{display:flex;justify-content:space-between;font-size:14px;font-weight:600;color:#c9d4df;margin-bottom:12px}
.field label b{color:var(--sun);font-size:18px}
input[type=range]{width:100%;appearance:none;height:6px;border-radius:6px;background:rgba(255,255,255,.18);outline:none}
input[type=range]::-webkit-slider-thumb{appearance:none;width:24px;height:24px;border-radius:50%;background:var(--grad);border:3px solid #fff;cursor:pointer}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--sun);border:3px solid #fff;cursor:pointer}
.seg{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.seg button{padding:9px 16px;border-radius:999px;border:1.5px solid rgba(255,255,255,.2);color:#c9d4df;font-size:14px;font-weight:600}
.seg button.on{background:var(--grad);border-color:transparent;color:#1a1000}
.result{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:30px}
.result h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#9fb0c1}
.big{font-size:52px;font-weight:800;line-height:1.1;margin:6px 0 22px}
.big small{font-size:20px;color:var(--sun)}
.rows{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:24px}
.rows div{background:rgba(255,255,255,.06);border-radius:14px;padding:14px 16px}
.rows span{display:block;font-size:12.5px;color:#9fb0c1}
.rows b{font-size:19px}
.range-info{margin-top:12px;font-size:13.5px;color:#c9d4df}
.range-info b{color:var(--sun)}
.bill-box{display:inline-flex;align-items:baseline;gap:6px;color:var(--sun);font-weight:800;font-size:22px}
.bill-box input{width:6ch!important;padding:0 0 2px!important;background:none!important;border:0!important;border-bottom:1.5px dashed rgba(255,176,32,.4)!important;border-radius:0!important;color:var(--sun)!important;font-weight:800;font-size:22px!important;text-align:right;cursor:text}
.bill-box input:hover,.bill-box input:focus{border-bottom-color:var(--sun)!important}
.field label{align-items:center}
.scale{display:flex;justify-content:space-between;font-size:12px;color:#8496a8;margin-top:8px}
.cap{font-size:13px;color:var(--sun);margin:-14px 0 18px;min-height:1px}
.cap:empty{display:none}
.note{font-size:12px;color:#8496a8;margin-top:14px}

/* PRODUCTS */
.tabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:36px}
.tabs button{padding:10px 20px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:600;font-size:14.5px;color:var(--muted);transition:.2s}
.tabs button.on,.tabs button:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.prod:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.prod-img{height:170px;display:grid;place-items:center;background:linear-gradient(160deg,#eef3f8,#dfe8f1);position:relative;color:var(--navy-3)}
.tag{position:absolute;top:12px;left:12px;font-size:11px;font-weight:800;padding:4px 10px;border-radius:999px;background:var(--navy);color:#fff;letter-spacing:.04em}
.tag.hot{background:var(--grad);color:#1a1000}
.prod-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.prod-body small{font-size:12px;font-weight:700;color:var(--sun-2);letter-spacing:.08em;text-transform:uppercase}
.prod-body h3{font-size:16.5px;font-weight:700}
.prod-body p{font-size:13.5px;color:var(--muted)}
.prod-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:14px}
.price{font-weight:800;font-size:18px}
.price small{font-size:11px;color:var(--muted);font-weight:600;letter-spacing:0;text-transform:none;display:block}
.add{padding:9px 14px;border-radius:999px;background:#fff4e0;color:#b85a00;font-weight:700;font-size:13.5px;transition:.2s}
.add:hover,.add.added{background:var(--grad);color:#1a1000}

/* PROCESS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.step{position:relative;padding:28px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.step::before{counter-increment:s;content:"0" counter(s);font-size:44px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1;display:block;margin-bottom:14px}
.step h3{font-size:18px;margin-bottom:6px}.step p{font-size:14.5px;color:var(--muted)}

/* AUTOMATION */
.dark{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.dark::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:48px 48px;mask-image:radial-gradient(ellipse at 70% 30%,#000,transparent 70%)}
.dark .wrap{position:relative}
.dark .lead{color:#b9c6d4}
.dark .eyebrow{color:var(--sky)}.dark .eyebrow::before{background:var(--sky)}
.dark .card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.1)}
.dark .card:hover{border-color:var(--sky);box-shadow:0 10px 40px rgba(58,160,255,.15)}
.dark .card p{color:#a9b8c8}
.dark .ico{background:rgba(58,160,255,.14);color:var(--sky)}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.checks{list-style:none;margin:26px 0 32px;display:grid;gap:12px}
.checks li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px;color:#d5dee7}
.checks svg{flex:none;margin-top:3px;color:var(--green)}
.g2{grid-template-columns:repeat(2,1fr)}

/* R&D */
.rd{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.rd-list{display:grid;gap:14px;margin-top:30px}
.rd-item{display:flex;gap:16px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:16px;transition:.2s}
.rd-item:hover{border-color:var(--green);transform:translateX(6px)}
.rd-item .ico{margin:0;background:#e3f8ef;color:var(--green);width:46px;height:46px;flex:none}
.rd-item h3{font-size:16.5px;margin-bottom:2px}.rd-item p{font-size:14px;color:var(--muted)}
.board{aspect-ratio:1/1;border-radius:28px;background:linear-gradient(145deg,#0f3d2c,#0a2a1f);position:relative;overflow:hidden;box-shadow:var(--shadow)}
.board svg{position:absolute;inset:0;width:100%;height:100%}
.trace{stroke:#3ee0a1;stroke-width:2;fill:none;stroke-dasharray:6 8;animation:flow 3s linear infinite}
@keyframes flow{to{stroke-dashoffset:-56}}

/* CTA + CONTACT */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px}
.info{display:grid;gap:16px;margin-top:30px}
.info a,.info div{display:flex;gap:14px;align-items:center;font-weight:600}
.info .ico{margin:0;width:46px;height:46px;flex:none}
.info small{display:block;color:var(--muted);font-weight:500;font-size:13px}
form{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;gap:16px}
form .full{grid-column:1/-1}
form label{font-size:13px;font-weight:700;display:block;margin-bottom:6px}
input:not([type=range]),select,textarea{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;font:inherit;font-size:15px;background:#fbfcfd;color:var(--ink);transition:border-color .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--sun)}
textarea{resize:vertical;min-height:100px}
.ok{display:none;grid-column:1/-1;padding:14px;border-radius:12px;background:#e3f8ef;color:#0b6b45;font-weight:600;font-size:14.5px}
.price-note{margin-top:28px;padding:16px 20px;border-radius:14px;background:#fff8ea;border:1px solid #ffd58a;font-size:14.5px;color:#5c4a1e;text-align:center}
.qbar{position:fixed;left:50%;bottom:20px;transform:translate(-50%,140%);z-index:60;display:flex;align-items:center;gap:18px;padding:10px 10px 10px 22px;border-radius:999px;background:var(--navy);color:#fff;font-size:14.5px;box-shadow:0 14px 40px rgba(8,23,38,.35);transition:transform .35s;max-width:calc(100% - 24px);white-space:nowrap}
.qbar.show{transform:translate(-50%,0)}
.qbar b{color:var(--sun)}
.quote-list{grid-column:1/-1;font-size:13.5px;color:var(--muted);background:#fff8ea;border:1px dashed #ffd58a;border-radius:12px;padding:12px 14px;display:none}

footer{background:var(--navy);color:#9fb0c1;padding:64px 0 28px;font-size:14.5px}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
footer h4{color:#fff;font-size:15px;margin-bottom:14px}
footer ul{list-style:none;display:grid;gap:9px}
footer a:hover{color:var(--sun)}
footer .logo{color:#fff;margin-bottom:14px}
.copy{padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px}

.gal-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
.gal-nav{display:flex;gap:10px}
.gal-nav button{width:48px;height:48px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;color:var(--ink);transition:.2s}
.gal-nav button:hover{background:var(--navy);border-color:var(--navy);color:#fff}
.gal{display:flex;gap:20px;overflow-x:auto;padding:4px max(20px,calc((100vw - 1180px)/2)) 20px;scroll-padding-inline:max(20px,calc((100vw - 1180px)/2));scrollbar-width:none}
.gal::-webkit-scrollbar{display:none}
.shot{position:relative;flex:none;width:min(420px,82vw);aspect-ratio:4/3;border-radius:20px;overflow:hidden;background:linear-gradient(145deg,var(--navy-3),var(--navy));color:#fff}
.shot img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.shot:hover img{transform:scale(1.06)}
.shot figcaption{position:absolute;inset:auto 0 0 0;padding:44px 20px 18px;background:linear-gradient(transparent,rgba(8,23,38,.88))}
.shot figcaption small{font-size:11.5px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--sun)}
.shot figcaption b{display:block;font-size:17px}
.shot .ph{position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding-bottom:60px;color:#8fa6bd;font-size:13px;text-align:center}
.shot .ph code{font-size:12px;background:rgba(255,255,255,.08);padding:4px 10px;border-radius:8px;color:#c9d4df}
.shot.empty img{display:none}.shot.empty .ph{display:flex}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}

.links a,.btn,.logo,.add,.price{white-space:nowrap}
.prod-foot{flex-wrap:wrap;gap:10px}
#prodGrid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
@media(max-width:1320px){
  .links{position:fixed;top:72px;left:0;right:0;background:var(--navy);flex-direction:column;padding:20px 24px 28px;gap:18px;display:none;border-top:1px solid rgba(255,255,255,.1)}
  .links.open{display:flex}
  .burger{display:grid;place-items:center}
}
@media(max-width:980px){
  section{padding:72px 0}
  .hero-grid,.calc,.split,.rd,.contact{grid-template-columns:1fr}
  .visual{height:380px}
  .g3,.steps{grid-template-columns:repeat(2,1fr)}
  .g4{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stats div:nth-child(2){border-right:0}
  .stats div:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.1)}
  .foot{grid-template-columns:1fr 1fr}
  .links{position:fixed;top:72px;left:0;right:0;background:var(--navy);flex-direction:column;padding:20px 24px 28px;gap:18px;display:none;border-top:1px solid rgba(255,255,255,.1)}
  .links.open{display:flex}
  .burger{display:grid;place-items:center}
  .nav-right .btn{display:none}
  .calc{padding:32px 24px}
}
@media(max-width:600px){
  .g3,.g4,.g2,.steps,.foot{grid-template-columns:1fr}
  form{grid-template-columns:1fr;padding:24px}
  .big{font-size:42px}
  .f1{top:20px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ============================================================
   Additions for the full site (inner pages, language, forms)
   ============================================================ */
.sec-white{background:#fff}
.sec-tight{padding-top:0}
.sec-first{padding-top:56px}
.eyebrow-green{color:var(--green)}
.eyebrow-green::before{background:var(--green)}
a.card,a.rd-item{display:block;color:inherit}
a.rd-item{display:flex}
[hidden]{display:none!important}
.center-btn{text-align:center;margin-top:32px}
.empty{text-align:center;color:var(--muted);padding:40px 0}

/* Bangla typography */
.lang-bn body{font-family:"Hind Siliguri","Plus Jakarta Sans",system-ui,sans-serif;line-height:1.75}
.lang-bn h1,.lang-bn h2,.lang-bn h3{letter-spacing:0;line-height:1.35}
.lang-bn h1{font-size:clamp(34px,4.8vw,56px)}
.lang-bn .eyebrow{letter-spacing:.04em}
.lang-bn .btn,.lang-bn .links{font-size:15.5px}

/* header: solid on inner pages, language switch */
header.solid{background:var(--navy)}
.lang{display:flex;border:1.5px solid rgba(255,255,255,.2);border-radius:999px;overflow:hidden;font-size:12.5px;font-weight:700}
.lang a{padding:7px 11px;color:#c9d4df;white-space:nowrap}
.lang a.on{background:#fff;color:var(--navy)}
.stats b{color:#fff}
footer .social{margin-top:14px;display:flex;gap:16px;font-weight:600}
footer .social a{color:#c9d4df}

/* inner page heading band */
.page-head{background:radial-gradient(700px 320px at 90% 0%,rgba(255,160,32,.22),transparent 60%),var(--navy);color:#fff;padding:128px 0 56px}
.page-head h1{font-size:clamp(30px,4.4vw,48px);margin:10px 0 12px}
.page-head p{color:#b9c6d4;font-size:17px;max-width:720px}
.page-head.nf{padding-bottom:120px;min-height:60vh}
.crumbs{font-size:13.5px;color:#9fb0c1;font-weight:600}
.crumbs a{color:#c9d4df}.crumbs a:hover{color:var(--sun)}
.crumbs span{opacity:.5;margin:0 4px}
.ph-title{display:flex;align-items:center;gap:16px}
.ph-title .ico{margin:0;flex:none;background:rgba(255,176,32,.16);color:var(--sun)}

/* rich text written in the admin panel */
.rich{font-size:16.5px;color:#2b3a4a;max-width:760px}
.rich p{margin-bottom:16px}
.rich h2{font-size:22px;margin:30px 0 14px;color:var(--ink)}
.rich ul{list-style:none;display:grid;gap:10px;margin-bottom:18px}
.rich li{position:relative;padding-left:30px}
.rich li::before{content:"";position:absolute;left:0;top:.45em;width:18px;height:18px;border-radius:50%;background:#e3f8ef url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2317b978' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12l4 4 8-8'/%3E%3C/svg%3E") center/12px no-repeat}

/* service page */
.svc{display:grid;grid-template-columns:1fr 340px;gap:56px;align-items:start}
.svc aside{display:grid;gap:20px;position:sticky;top:96px}
.svc-cta{background:var(--navy);color:#fff;border-radius:20px;padding:28px}
.svc-cta h3{font-size:20px;margin-bottom:8px}
.svc-cta p{color:#b9c6d4;font-size:15px;margin-bottom:18px}
.svc-more{border:1px solid var(--line);border-radius:20px;padding:22px}
.svc-more h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.svc-more a{display:flex;align-items:center;gap:12px;padding:9px 0;font-weight:600;font-size:15px}
.svc-more a:hover{color:var(--sun-2)}
.svc-more .ico{margin:0;width:38px;height:38px;border-radius:11px;flex:none}

/* product cards with photos, product page */
.prod-img{overflow:hidden}
.prod-img img{width:100%;height:100%;object-fit:cover}
.prod-body h3 a:hover{color:var(--sun-2)}
.price-ask{font-size:14px;color:var(--muted)}
.tabs a{padding:10px 20px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:600;font-size:14.5px;color:var(--muted);transition:.2s}
.tabs a.on,.tabs a:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.pd{display:grid;grid-template-columns:minmax(0,440px) 1fr;gap:56px;align-items:start}
.pd-img{position:relative;aspect-ratio:1/1;border-radius:24px;overflow:hidden;display:grid;place-items:center;background:linear-gradient(160deg,#eef3f8,#dfe8f1);color:var(--navy-3)}
.pd-img img{width:100%;height:100%;object-fit:cover}
.pd-img svg{width:45%;height:auto}
.pd-cat{font-size:12.5px;font-weight:700;color:var(--sun-2);letter-spacing:.08em;text-transform:uppercase}
.pd-price{font-size:38px;font-weight:800;line-height:1.2;margin:10px 0 20px}
.pd-price small{display:block;font-size:13px;font-weight:600;color:var(--muted)}
.pd-price-ask{font-size:22px}
.pd-actions{display:flex;gap:12px;flex-wrap:wrap}
.add-lg{padding:14px 24px;font-size:15px}
.pd-note{text-align:left;margin:22px 0 28px}

/* quote form extras */
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.err{display:none;grid-column:1/-1;padding:14px;border-radius:12px;background:#fdecec;color:#a12626;font-weight:600;font-size:14.500px}
.info a:hover{color:var(--sun-2)}

@media(max-width:1320px){.nav-cta{display:none}}
@media(max-width:980px){
  .svc,.pd{grid-template-columns:1fr;gap:32px}
  .svc aside{position:static}
  .page-head{padding:108px 0 40px}
}
@media(max-width:480px){.lang a{padding:6px 8px;font-size:12px}}

/* ---- header spacing: wider bar, guaranteed gaps, menu button on narrower screens ---- */
header .wrap{width:min(1440px,100% - 40px)}
.nav{gap:28px}
.logo{flex:none}
.links{gap:26px;flex:1;justify-content:center;min-width:0}
.nav-right{flex:none}
@media(min-width:1481px){.burger{display:none!important}}
@media(max-width:1480px){
  .links{position:fixed;top:72px;left:0;right:0;background:var(--navy);flex-direction:column;justify-content:flex-start;padding:20px 24px 28px;gap:18px;display:none;border-top:1px solid rgba(255,255,255,.1);flex:none}
  .links.open{display:flex}
  .burger{display:grid;place-items:center}
  .nav-cta{display:inline-flex}
}
@media(max-width:640px){.nav-cta{display:none}.nav{gap:12px}.logo-img{height:38px;width:auto}}

/* gallery cards without a photo yet */
.shot .ph{display:flex}
.shot .ph span{font-size:13px;letter-spacing:.04em}

/* ---- blog ---- */
.posts{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.post:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.post-img{display:block;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(145deg,var(--navy-3),var(--navy))}
.post-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.post:hover .post-img img{transform:scale(1.05)}
.post-ph{display:grid;place-items:center;height:100%;color:var(--sun)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-body time{font-size:12.5px;font-weight:700;color:var(--sun-2);letter-spacing:.06em;text-transform:uppercase}
.post-body h3{font-size:19px;font-weight:700;line-height:1.3}
.post-body h3 a:hover{color:var(--sun-2)}
.post-body p{color:var(--muted);font-size:15px}
.post-body .more{margin-top:auto;padding-top:8px}
.pager{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:40px;font-weight:700;color:var(--muted)}
.article .cover{width:100%;border-radius:20px;margin-bottom:28px;aspect-ratio:16/9;object-fit:cover}
.article .standfirst{font-size:19px;font-weight:600;color:var(--ink);margin-bottom:22px;max-width:760px}
.article .back{margin-top:32px;font-weight:700}
.article .back a{color:var(--sun-2)}
.svc-more a.recent{align-items:flex-start;line-height:1.35}
.svc-more a.recent small{display:block;font-weight:500;color:var(--muted);font-size:12.500px;margin-top:3px}
.lang-bn .post-body time{letter-spacing:0;text-transform:none;font-size:13.500px}
#contact:not(.sec-white){background:var(--bg)}
/* one more menu item (Blog): switch to the menu button a little earlier */
@media(min-width:1561px){.burger{display:none!important}}
@media(max-width:1560px){
  .links{position:fixed;top:72px;left:0;right:0;background:var(--navy);flex-direction:column;justify-content:flex-start;padding:20px 24px 28px;gap:18px;display:none;border-top:1px solid rgba(255,255,255,.1);flex:none}
  .links.open{display:flex}
  .burger{display:grid!important;place-items:center}
}

/* photos inside articles */
.rich figure{margin:26px 0}
.rich figure img{width:100%;height:auto;border-radius:16px;display:block}
.rich figcaption{font-size:14px;color:var(--muted);text-align:center;margin-top:10px}

/* ---- Solar Solutions: soft energy background + animated system diagram ---- */
.sec-solar{position:relative;overflow:hidden;background:
  radial-gradient(620px 380px at 6% 12%,rgba(255,176,32,.16),transparent 65%),
  radial-gradient(560px 360px at 96% 88%,rgba(58,160,255,.12),transparent 65%),
  radial-gradient(520px 320px at 88% 6%,rgba(23,185,120,.10),transparent 65%),var(--bg)}
.sec-solar::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(15,28,42,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(15,28,42,.045) 1px,transparent 1px);
  background-size:44px 44px;-webkit-mask-image:radial-gradient(ellipse at 50% 40%,#000 20%,transparent 75%);mask-image:radial-gradient(ellipse at 50% 40%,#000 20%,transparent 75%)}
.sec-solar>.wrap{position:relative}
.flow{background:rgba(255,255,255,.82);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid var(--line);border-radius:24px;padding:18px 22px 10px;margin-bottom:28px;box-shadow:0 14px 40px rgba(8,23,38,.06)}
.flow svg{width:100%;height:auto;display:block;overflow:visible}
.flow .f-lab{font-size:16px;font-weight:700;fill:var(--ink)}
.flow .f-sub{font-size:13px;font-weight:500;fill:var(--muted)}
.flow .f-tag{font-size:12px;font-weight:800;letter-spacing:.08em}
.flow .f-track{fill:none;stroke:#dfe6ee;stroke-width:8;stroke-linecap:round}
.flow .f-dash{fill:none;stroke-width:3;stroke-linecap:round;stroke-dasharray:2 12;animation:fDash 1s linear infinite}
.flow .c-dc{stroke:var(--sun-2);fill:var(--sun-2)}
.flow .c-bat{stroke:var(--green);fill:var(--green)}
.flow .c-load{stroke:var(--sun);fill:var(--sun)}
.flow .c-grid{stroke:var(--sky);fill:var(--sky)}
.flow text.c-dc,.flow text.c-bat,.flow text.c-load,.flow text.c-grid{stroke:none}
.flow text.c-load{fill:#c47f00}
.flow use{fill:none!important}
.flow .f-dots circle{stroke:#fff;stroke-width:2}
.flow .f-rays{transform-origin:70px 80px;animation:fSpin 14s linear infinite}
.flow .f-sun{animation:fPulse 3s ease-in-out infinite;transform-origin:70px 80px}
.flow .f-beam path{stroke-dasharray:5 9;animation:fDash 1.2s linear infinite;opacity:.8}
.flow .f-glint{opacity:0;animation:fGlint 3.2s ease-in-out infinite}
.flow .f-wave{stroke-dasharray:8 6;animation:fDash 0.8s linear infinite}
.flow .f-led{animation:fBlink 1.2s steps(2) infinite}
.flow .f-charge{transform-box:fill-box;transform-origin:left center;animation:fCharge 4s ease-in-out infinite}
.flow .f-win{animation:fGlow 2.4s ease-in-out infinite}
.flow .f-swap{transform-box:fill-box;transform-origin:center;animation:fSwap 2.4s ease-in-out infinite}
@keyframes fDash{to{stroke-dashoffset:-14}}
@keyframes fSpin{to{transform:rotate(360deg)}}
@keyframes fPulse{50%{transform:scale(1.07)}}
@keyframes fGlint{0%,60%,100%{opacity:0}75%{opacity:.28}}
@keyframes fBlink{50%{opacity:.25}}
@keyframes fCharge{0%{transform:scaleX(.12)}80%,100%{transform:scaleX(1)}}
@keyframes fGlow{50%{fill:#ffe08a;filter:drop-shadow(0 0 6px #ffb020)}}
@keyframes fSwap{50%{transform:scale(1.14)}}
@media(max-width:820px){
  .flow{padding:12px 0 6px}
  .flow-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;padding:0 14px}
  .flow svg{min-width:760px}
}
@media(prefers-reduced-motion:reduce){.flow .f-dots{display:none}}

/* ---- solar diagram: day / night ---- */
.flow{position:relative;transition:background .8s,border-color .8s}
.flow-switch{position:absolute;top:14px;right:16px;z-index:2;display:flex;border:1.5px solid var(--line);border-radius:999px;overflow:hidden;background:#fff;font-size:13px;font-weight:700}
.flow-switch button{padding:7px 14px;color:var(--muted);white-space:nowrap;transition:.2s}
.flow-switch button.on{background:var(--navy);color:#fff}
.flow .f-box{fill:#fff;transition:fill .8s}
.flow .f-ink{stroke:#0f1c2a;transition:stroke .8s}
.flow .f-inkfill{fill:#0f1c2a;transition:fill .8s}
.flow .f-lab,.flow .f-sub,.flow .f-track,.flow .f-panel{transition:fill .8s,stroke .8s,filter .8s}
.flow .n-only{display:none}
.flow.night .n-only{display:inline}
.flow.night .d-only{display:none}
.flow.night{background:rgba(9,24,40,.96);border-color:#1c3550}
.flow.night .flow-switch{background:#0e2438;border-color:#24415f}
.flow.night .flow-switch button{color:#9fb0c1}
.flow.night .flow-switch button.on{background:#e8eef6;color:var(--navy)}
.flow.night .f-lab{fill:#fff}
.flow.night .f-sub{fill:#9fb0c1}
.flow.night .f-track{stroke:#1a324c}
.flow.night .f-box{fill:#0e2438}
.flow.night .f-ink{stroke:#dbe5ee}
.flow.night .f-inkfill{fill:#dbe5ee}
.flow.night .f-panel{filter:brightness(.55)}
.flow.night .f-win{animation:none;fill:#ffe08a;filter:drop-shadow(0 0 8px #ffb020)}
.flow.night text.c-load{fill:var(--sun)}
.flow .f-moon{filter:drop-shadow(0 0 10px rgba(232,238,246,.55))}
.flow .f-stars circle{animation:fBlink 2.4s ease-in-out infinite}
.flow .f-stars circle:nth-child(2n){animation-delay:-1.2s}
@keyframes fDrain{0%{transform:scaleX(1)}85%,100%{transform:scaleX(.18)}}
@media(max-width:820px){.flow-switch{position:static;margin:2px auto 8px;width:max-content}}

/* ---- solar diagram: two night stages (battery first, then grid) ---- */
.flow .n1-only,.flow .n2-only{display:none}
.flow.night:not(.n2) .n1-only{display:inline}
.flow.n2 .n2-only{display:inline}
.flow.night:not(.n2) .not-n1{display:none}
.flow .f-dash{transition:opacity .5s}
.flow.night .f-dash.w-dc{opacity:0}
.flow.night:not(.n2) .f-dash.w-met,.flow.night:not(.n2) .f-dash.w-grid{opacity:0}
.flow.night:not(.n2) .f-dash.w-bat{animation-direction:reverse}
.flow.n2 .f-dash.w-met,.flow.n2 .f-dash.w-grid{animation-direction:reverse}
/* battery level: drains once while it carries the loads, then refills from the grid */
.flow.night:not(.n2) .f-charge{animation:fDrain 7s ease-in forwards}
.flow.n2 .f-charge{animation:fRefill 7s ease-out forwards}
@keyframes fDrain{from{transform:scaleX(1)}to{transform:scaleX(.08)}}
@keyframes fRefill{from{transform:scaleX(.08)}to{transform:scaleX(.7)}}
.flow.night:not(.n2) .f-ink.f-grid{opacity:.45}

/* ---- solar diagram: slow sunset / sunrise instead of a sudden switch ---- */
.flow{transition:background 3s ease-in-out,border-color 3s ease-in-out,opacity .7s,transform .7s}
.flow .f-box,.flow .f-ink,.flow .f-inkfill,.flow .f-lab,.flow .f-sub,.flow .f-track,.flow .f-panel,.flow .f-win{transition:fill 3s ease-in-out,stroke 3s ease-in-out,filter 3s ease-in-out}
.flow-switch,.flow-switch button{transition:background 1.5s,color 1.5s,border-color 1.5s}
/* stage-specific parts fade in and out (they used to appear and disappear instantly) */
.flow .d-only,.flow .n-only,.flow .n1-only,.flow .n2-only,.flow .not-n1{display:inline!important;transition:opacity 1.8s ease-in-out,transform 3s ease-in-out}
.flow .n-only,.flow .n1-only,.flow .n2-only{opacity:0}
.flow.night .d-only{opacity:0}
.flow.night .n-only{opacity:1}
.flow.night:not(.n2) .n1-only{opacity:1}
.flow.n2 .n2-only{opacity:1}
.flow.night:not(.n2) .not-n1{opacity:0}
.flow .f-dash{transition:opacity 1.8s ease-in-out}
/* the sun sinks while the moon rises */
.flow .f-set{transform:translateY(0)}
.flow.night .f-set{transform:translateY(54px)}
.flow .f-rise{transform:translateY(54px)}
.flow.night .f-rise{transform:translateY(0)}
@media(prefers-reduced-motion:reduce){.flow,.flow *{transition-duration:.01s!important}}