/* ================= THE SUN SOLAR — LANDING PAGE =================
   Design: "Rajasthan Sunrise" — indigo raat se marigold subah tak.
   NUMBER BADLO: neeche JS CONFIG me PHONE aur WHATSAPP replace karo.
==================================================================== */
:root{
  --night:#151D3B;         /* deep indigo */
  --dusk:#232F5C;
  --sun:#FFB300;           /* suraj */
  --sun-hot:#FF8A00;
  --marigold:#F5A300;
  --cream:#FFF8EC;
  --paper:#FDFBF6;
  --ink:#22283B;
  --muted:#5E6478;
  --leaf:#1E8A4C;
  --line:#ECE5D6;
  --disp:"Bricolage Grotesque","Tiro Devanagari Hindi",sans-serif;
  --body:"Inter","Tiro Devanagari Hindi",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--ink);background:var(--paper);line-height:1.65;overflow-x:hidden}
img,svg{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:var(--disp);line-height:1.15;color:var(--night)}
section{padding:76px 0}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--sun-hot);margin-bottom:10px}
.sec-title{font-size:clamp(1.7rem,3.6vw,2.5rem);margin-bottom:12px}
.sec-sub{color:var(--muted);max-width:640px;margin-bottom:38px}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:800;border-radius:12px;padding:13px 24px;font-size:.97rem;border:0;cursor:pointer;transition:.2s;font-family:var(--body)}
.btn-sun{background:linear-gradient(135deg,var(--sun),var(--sun-hot));color:#fff;box-shadow:0 10px 26px rgba(255,138,0,.35)}
.btn-sun:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,138,0,.45)}
.btn-ghost{border:2px solid rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.14)}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}

/* ---------- Topbar + Nav ---------- */
.topline{background:var(--night);color:#D9DEF3;font-size:.83rem;padding:7px 0}
.topline .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.topline b{color:var(--sun)}
header.nav{position:sticky;top:0;z-index:90;background:rgba(253,251,246,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .25s}
header.nav.scrolled{box-shadow:0 8px 30px rgba(21,29,59,.1)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--disp);font-weight:800;font-size:1.2rem;color:var(--night)}
.brand .sun-logo{width:42px;height:42px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#FFD34D,var(--sun-hot));display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:0 0 0 4px rgba(255,179,0,.2);animation:pulse 3s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(255,179,0,.2)}50%{box-shadow:0 0 0 9px rgba(255,179,0,.08)}}
.brand em{font-style:normal;color:var(--sun-hot)}
nav.links{display:flex;gap:24px;font-weight:700;font-size:.9rem}
nav.links a{color:var(--ink);padding:6px 2px;border-bottom:2.5px solid transparent;transition:.18s}
nav.links a:hover{border-color:var(--sun);color:var(--night)}
.hamb{display:none;background:none;border:0;font-size:1.5rem;color:var(--night);cursor:pointer}

/* ---------- HERO (animated scene) ---------- */
.hero{position:relative;color:#fff;overflow:hidden;padding:84px 0 0;
  background:
    linear-gradient(100deg, rgba(21,29,59,.88) 0%, rgba(21,29,59,.62) 46%, rgba(21,29,59,.18) 100%),
    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center bottom/cover no-repeat,
    linear-gradient(180deg,var(--night) 0%,var(--dusk) 45%,#7A4A8F 78%,var(--sun-hot) 130%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;position:relative;z-index:2}
.hero h1{color:#fff;font-size:clamp(2rem,4.8vw,3.3rem);margin:16px 0 18px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#FFD34D,var(--sun-hot));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{color:#CBD3F0;font-size:1.08rem;max-width:520px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 30px}
.chip{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);border-radius:999px;padding:8px 15px;font-size:.85rem;font-weight:700}
.chip b{color:var(--sun)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:56px}

/* Animated SVG scene */
.scene{position:relative;min-height:420px}
.scene svg{width:100%;height:auto;overflow:visible}
.sun-core{transform-origin:center;animation:sunGlow 4s ease-in-out infinite}
@keyframes sunGlow{0%,100%{filter:drop-shadow(0 0 18px rgba(255,179,0,.8))}50%{filter:drop-shadow(0 0 40px rgba(255,138,0,.95))}}
.sun-rays{transform-origin:150px 90px;animation:spin 30s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.cloud{animation:drift 16s ease-in-out infinite}
.cloud.c2{animation-duration:22s;animation-delay:-8s}
@keyframes drift{0%,100%{transform:translateX(0)}50%{transform:translateX(38px)}}
.panel-shine{animation:shine 5s ease-in-out infinite}
@keyframes shine{0%,70%,100%{opacity:0;transform:translateX(-70px) skewX(-18deg)}82%{opacity:.75}92%{opacity:0;transform:translateX(140px) skewX(-18deg)}}
.bolt{animation:boltUp 2.6s ease-in-out infinite}
.bolt.b2{animation-delay:.9s}.bolt.b3{animation-delay:1.7s}
@keyframes boltUp{0%{opacity:0;transform:translateY(10px)}25%{opacity:1}60%{opacity:0;transform:translateY(-26px)}100%{opacity:0}}
.bird{animation:fly 9s linear infinite}
.bird.f2{animation-delay:-4.5s}
@keyframes fly{0%{transform:translate(-60px,10px)}100%{transform:translate(560px,-30px)}}

/* Ticker */
.ticker{background:var(--sun);color:var(--night);overflow:hidden;padding:11px 0;font-weight:800;font-family:var(--disp);position:relative;z-index:3}
.ticker-track{display:flex;gap:44px;white-space:nowrap;animation:ticker 24s linear infinite;width:max-content}
@keyframes ticker{to{transform:translateX(-50%)}}
.ticker span{display:inline-flex;align-items:center;gap:10px;font-size:.94rem}

/* ---------- Stats ---------- */
.stats{background:var(--night);color:#fff;padding:52px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat b{font-family:var(--disp);font-size:clamp(1.8rem,4vw,2.7rem);color:var(--sun);display:block}
.stat span{color:#C4CCEC;font-size:.92rem}

/* ---------- Calculator ---------- */
.calc-sec{background:linear-gradient(160deg,var(--cream),#fff)}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.calc-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 24px 60px rgba(21,29,59,.1)}
.calc-card label{display:block;font-size:.85rem;font-weight:700;color:var(--muted);margin:14px 0 6px}
.bill-value{font-family:var(--disp);font-weight:800;font-size:2rem;color:var(--night)}
input[type=range]{width:100%;accent-color:var(--sun-hot);height:6px;margin-top:8px;cursor:pointer}
.calc-cells{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}
.cell{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:13px 15px}
.cell span{font-size:.72rem;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.cell strong{display:block;font-family:var(--disp);font-size:1.35rem;color:var(--night);margin-top:2px}
.cell.save strong{color:var(--leaf)}
.cell.sub strong{color:var(--sun-hot)}
.calc-note{font-size:.75rem;color:var(--muted);margin-top:14px}

/* ---------- Services ---------- */
.serv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.serv{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 22px;transition:.25s;position:relative;overflow:hidden}
.serv::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--sun),var(--sun-hot));transform:scaleX(0);transform-origin:left;transition:.3s}
.serv:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(21,29,59,.12)}
.serv:hover::before{transform:scaleX(1)}
.serv .ico{font-size:1.9rem;margin-bottom:12px}
.serv h3{font-size:1.05rem;margin-bottom:6px}
.serv p{font-size:.88rem;color:var(--muted)}

/* ---------- Process timeline ---------- */
.timeline{position:relative;max-width:760px;margin:0 auto}
.timeline::before{content:"";position:absolute;left:26px;top:8px;bottom:8px;width:3px;background:linear-gradient(var(--sun),var(--sun-hot));border-radius:3px}
.tstep{position:relative;padding:0 0 34px 76px}
.tstep .dot{position:absolute;left:8px;top:0;width:39px;height:39px;border-radius:50%;background:#fff;border:3px solid var(--sun);display:flex;align-items:center;justify-content:center;font-family:var(--disp);font-weight:800;color:var(--sun-hot)}
.tstep h3{font-size:1.08rem;margin-bottom:4px}
.tstep p{font-size:.92rem;color:var(--muted)}

/* ---------- TOPCon ---------- */
.topcon{background:var(--night);color:#fff}
.topcon .sec-title{color:#fff}
.topcon .sec-sub{color:#C4CCEC}
.tc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tc{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:24px}
.tc .ico{font-size:1.6rem;margin-bottom:10px}
.tc h3{color:var(--sun);font-size:1.02rem;margin-bottom:6px}
.tc p{font-size:.88rem;color:#C4CCEC}

/* ---------- Cities ---------- */
.city-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.city{background:linear-gradient(160deg,#fff,var(--cream));border:1px solid var(--line);border-radius:16px;padding:22px;text-align:center;transition:.25s}
.city:hover{transform:translateY(-4px);border-color:var(--sun)}
.city .ico{font-size:1.7rem}
.city h3{font-size:1.05rem;margin:8px 0 2px}
.city p{font-size:.8rem;color:var(--muted)}

/* ---------- Testimonials ---------- */
.testi-wrap{position:relative;max-width:720px;margin:0 auto}
.testi{display:none;background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;text-align:center;box-shadow:0 16px 40px rgba(21,29,59,.08)}
.testi.active{display:block;animation:fadeUp .45s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.testi .stars{color:var(--sun);font-size:1.15rem;letter-spacing:3px;margin-bottom:12px}
.testi p{font-size:1.02rem;color:var(--ink)}
.testi footer{margin-top:16px;font-weight:800;color:var(--night);font-family:var(--disp)}
.testi footer small{display:block;font-weight:500;color:var(--muted);font-family:var(--body)}
.testi-dots{display:flex;justify-content:center;gap:9px;margin-top:20px}
.testi-dots button{width:11px;height:11px;border-radius:50%;border:0;background:#DED4BF;cursor:pointer;transition:.2s}
.testi-dots button.on{background:var(--sun-hot);transform:scale(1.25)}

/* ---------- YouTube ---------- */
.yt{background:linear-gradient(120deg,var(--dusk),var(--night));color:#fff;border-radius:22px;padding:40px 36px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.yt h2{color:#fff;font-size:clamp(1.3rem,2.8vw,1.8rem)}
.yt p{color:#C4CCEC;margin-top:6px}
.yt .btn{background:#FF0033;color:#fff}
.yt .btn:hover{background:#D60029;transform:translateY(-2px)}

/* ---------- FAQ ---------- */
details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-bottom:12px;transition:.2s}
details[open]{border-color:var(--sun);box-shadow:0 10px 30px rgba(255,138,0,.1)}
summary{font-weight:800;cursor:pointer;color:var(--night);font-size:.98rem;font-family:var(--disp);list-style:none;display:flex;justify-content:space-between;align-items:center}
summary::after{content:"+";font-size:1.3rem;color:var(--sun-hot);transition:.25s}
details[open] summary::after{transform:rotate(45deg)}
details p{margin-top:12px;color:var(--muted);font-size:.92rem}

/* ---------- Lead form ---------- */
.lead-sec{background:linear-gradient(150deg,var(--dusk),var(--night))}
.lead-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.lead-sec h2{color:#fff}
.lead-sec .sec-sub{color:#C4CCEC}
.lead-points{list-style:none}
.lead-points li{margin:13px 0;display:flex;gap:11px;align-items:flex-start;font-size:.97rem;color:#E4E9FB}
.lead-points .tick{color:var(--sun);font-weight:800}
form.lead{background:#fff;border-radius:20px;padding:28px;box-shadow:0 30px 70px rgba(0,0,0,.35)}
form.lead h3{font-size:1.15rem;margin-bottom:16px;color:var(--night)}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
form.lead input,form.lead select{width:100%;padding:13px;border:1.5px solid var(--line);border-radius:12px;font:inherit;font-size:.93rem;margin-bottom:12px;background:#fff}
form.lead input:focus,form.lead select:focus{outline:none;border-color:var(--sun);box-shadow:0 0 0 3px rgba(255,179,0,.25)}
form.lead .btn{width:100%;justify-content:center}
.privacy{font-size:.75rem;color:var(--muted);margin-top:10px;text-align:center}

/* ---------- Footer ---------- */
footer.site{background:var(--night);color:#AEB6D8;padding:48px 0 26px;font-size:.9rem}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;margin-bottom:28px}
footer.site h4{color:#fff;font-family:var(--disp);margin-bottom:12px}
footer.site a{display:block;margin:6px 0;color:#AEB6D8;transition:.15s}
footer.site a:hover{color:var(--sun)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.82rem}

/* ---------- Floats ---------- */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:99;background:#25D366;color:#fff;width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.75rem;box-shadow:0 12px 30px rgba(0,0,0,.3);animation:pulse 3s infinite}
.call-float{position:fixed;right:18px;bottom:86px;z-index:99;background:var(--night);color:var(--sun);width:58px;height:58px;border-radius:50%;display:none;align-items:center;justify-content:center;font-size:1.35rem;box-shadow:0 12px 30px rgba(0,0,0,.3)}

/* ---------- On-Grid diagram ---------- */
.og-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:0 24px 60px rgba(21,29,59,.1);max-width:820px;margin:0 auto}
.og-flow{stroke-dasharray:6 6;animation:ogdash 1.2s linear infinite}
@keyframes ogdash{to{stroke-dashoffset:-24}}
.og-day,.og-night{transition:opacity .5s}
.og-scene.night .og-day{opacity:0}
.og-scene:not(.night) .og-night{opacity:0}
.og-scene.night #ogSun{opacity:.15}
#ogMoon{opacity:0;transition:opacity .5s}
.og-scene.night #ogMoon{opacity:1}
#ogSun{transition:opacity .5s}
.og-toggle{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:14px}
.og-btn{padding:8px 20px;border:2px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);cursor:pointer;font-weight:800;font-family:var(--body);font-size:.9rem;transition:.2s}
.og-btn.on{background:var(--sun);border-color:var(--sun);color:var(--night)}
.og-mode{width:100%;text-align:center;font-size:.85rem;color:var(--muted);font-weight:600;margin-top:6px}

/* ---------- On-Grid explanation ---------- */
.og-steps{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:820px;margin:34px auto 0}
.og-step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 20px 18px;position:relative;transition:.25s}
.og-step:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(21,29,59,.1)}
.og-step .num{position:absolute;top:-14px;left:18px;width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--sun),var(--sun-hot));color:#fff;font-family:var(--disp);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:.95rem;box-shadow:0 6px 14px rgba(255,138,0,.35)}
.og-step h3{font-size:1rem;margin:8px 0 6px;display:flex;align-items:center;gap:8px}
.og-step p{font-size:.88rem;color:var(--muted)}
.og-step .tag{display:inline-block;font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;padding:3px 10px;border-radius:999px;margin-top:10px}
.tag-dc{background:#FFF3D9;color:#A76D00}
.tag-ac{background:#F1EDFB;color:#534AB7}
.tag-exp{background:#E4F5EC;color:#0F5A34}
.tag-imp{background:#E6F1FB;color:#185FA5}
.og-bill{max-width:820px;margin:22px auto 0;background:var(--night);color:#fff;border-radius:16px;padding:24px 26px}
.og-bill h3{color:var(--sun);font-size:1.05rem;margin-bottom:12px}
.og-bill-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.18);font-size:.92rem;color:#D9DEF3}
.og-bill-row b{color:#fff}
.og-bill-row.total{border-bottom:0;padding-top:14px;font-family:var(--disp);font-size:1.05rem}
.og-bill-row.total b{color:var(--sun);font-size:1.2rem}
.og-facts{max-width:820px;margin:22px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.og-fact{background:#fff;border:1px solid var(--line);border-left:4px solid var(--sun);border-radius:0 12px 12px 0;padding:14px 16px;font-size:.85rem;color:var(--muted)}
.og-fact b{display:block;color:var(--night);font-size:.9rem;margin-bottom:3px}
@media(max-width:720px){.og-steps{grid-template-columns:1fr}.og-facts{grid-template-columns:1fr}}

/* ---------- Responsive ---------- */
@media(max-width:920px){
  .hero-grid,.calc-grid,.lead-grid{grid-template-columns:1fr}
  .scene{min-height:300px}
  .serv-grid{grid-template-columns:1fr 1fr}
  .tc-grid{grid-template-columns:1fr}
  .city-grid,.stats-grid{grid-template-columns:1fr 1fr}
  nav.links{display:none}
  .hamb{display:block}
  nav.links.open{display:flex;flex-direction:column;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:18px 20px;border-bottom:1px solid var(--line);z-index:95}
  .call-float{display:flex}
  .foot-grid{grid-template-columns:1fr}
  .f-row{grid-template-columns:1fr}
  .serv-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}