/* ==========================================================
   Shashank Solar — design system
   ========================================================== */
:root{
  --n950:#060d20; --n900:#0a1530; --n800:#11214a; --n700:#1b2f63;
  --blue:#2f6bff; --sky:#5ab4ff; --sun:#ffb627; --saffron:#ff7a1a; --sun-soft:#fff1cf;
  --cream:#fffaf1; --paper:#ffffff; --ink:#0d1733; --muted:#5b6782; --line:#e6e9f2;
  --green:#22c55e; --red:#ef4444;
  --grad-sun:linear-gradient(135deg,#ffd35c 0%,#ffa62b 45%,#ff6a1a 100%);
  --grad-text:linear-gradient(100deg,#ffe28a 0%,#ffb627 40%,#ff7a1a 75%,#ff5d8f 100%);
  --r-sm:12px; --r:20px; --r-lg:28px;
  --shadow:0 20px 50px -20px rgba(13,23,51,.25);
  --shadow-lg:0 40px 90px -30px rgba(13,23,51,.45);
  --ff-d:"Sora","Mukta",system-ui,sans-serif;
  --ff-b:"Manrope","Mukta",system-ui,sans-serif;
  --ease:cubic-bezier(.2,.8,.2,1);
}
html[lang="hi"]{ --ff-d:"Mukta","Sora",sans-serif; --ff-b:"Mukta","Manrope",sans-serif; }
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:auto;-webkit-text-size-adjust:100%} /* smooth anchor scrolling is done in JS; CSS smooth breaks ScrollTrigger measurements */
body{font-family:var(--ff-b);color:var(--ink);background:var(--cream);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
svg{width:1em;height:1em;flex:none}
h1,h2,h3,h4{font-family:var(--ff-d);line-height:1.12;letter-spacing:-.02em}
html[lang="hi"] h1,html[lang="hi"] h2,html[lang="hi"] h3{letter-spacing:0;line-height:1.25}
.wrap{width:min(1200px,100% - 32px);margin-inline:auto}
.wrap.narrow{width:min(860px,100% - 32px)}
.grad-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.glass{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4)}
.glass-light{background:rgba(255,255,255,.75);border:1px solid rgba(255,255,255,.9);backdrop-filter:blur(14px);box-shadow:var(--shadow)}
:focus-visible{outline:3px solid var(--sun);outline-offset:3px;border-radius:6px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;font-weight:700;border-radius:999px;padding:.85em 1.4em;transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s;white-space:nowrap;position:relative;isolation:isolate}
.btn svg{font-size:1.15em}
.btn-sm{padding:.6em 1.05em;font-size:.9rem}
.btn-lg{padding:1em 1.7em;font-size:1.02rem}
.btn-block{width:100%}
.btn-sun{background:var(--grad-sun);color:#2a1300;box-shadow:0 12px 30px -10px rgba(255,122,26,.7),inset 0 1px 0 rgba(255,255,255,.5)}
.btn-sun:hover{transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(255,122,26,.85),inset 0 1px 0 rgba(255,255,255,.5)}
.btn-sun::after{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.55) 50%,transparent 70%);background-size:250% 100%;background-position:150% 0;z-index:-1;transition:background-position .8s}
.btn-sun:hover::after{background-position:-50% 0}
.btn-glass{color:#fff;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px)}
.btn-glass:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.btn-dark{background:var(--n900);color:#fff}
.btn-dark:hover{background:var(--n700);transform:translateY(-2px)}
.btn-outline{border:1.5px solid var(--line);background:#fff}
.btn-outline:hover{border-color:var(--ink)}

/* ---------- Nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px max(16px,calc((100% - 1240px)/2));transition:background .4s,box-shadow .4s,padding .4s;color:#fff}
.nav.solid{background:rgba(255,250,241,.86);backdrop-filter:blur(16px) saturate(1.5);box-shadow:0 1px 0 rgba(13,23,51,.08);color:var(--ink);padding-block:10px}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{width:44px;height:44px;border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 6px 16px -6px rgba(0,0,0,.35);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-family:var(--ff-d);font-size:1.05rem}
.brand-text small{font-size:.72rem;opacity:.7}
.nav-links{display:flex;gap:4px}
.nav-links a{padding:.5em .85em;border-radius:999px;font-weight:600;font-size:.92rem;opacity:.85;transition:background .25s,opacity .25s}
.nav-links a:hover,.nav-links a.active{opacity:1;background:rgba(127,140,180,.16)}
.nav-actions{display:flex;align-items:center;gap:10px}
.lang{display:flex;padding:3px;border-radius:999px;background:rgba(127,140,180,.18)}
.lang button{padding:.35em .7em;border-radius:999px;font-weight:700;font-size:.82rem;opacity:.7}
.lang button.on{background:#fff;color:var(--ink);opacity:1;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.burger{display:none;width:42px;height:42px;border-radius:12px;background:rgba(127,140,180,.18);position:relative}
.burger span{position:absolute;left:11px;right:11px;height:2px;background:currentColor;border-radius:2px;transition:transform .3s}
.burger span:first-child{top:16px}.burger span:last-child{top:24px}
.nav.open .burger span:first-child{transform:translateY(4px) rotate(45deg)}
.nav.open .burger span:last-child{transform:translateY(-4px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;overflow:hidden;color:#fff;display:flex;align-items:center;background:var(--n950)}
.hero-sky{position:absolute;inset:0;background:url(../assets/sky/noon.jpg) 62% 30%/cover no-repeat,#9fb3cc;transition:opacity 1s}
.scene-ready .hero-sky{opacity:0}
.hero-load{position:absolute;z-index:4;left:50%;bottom:90px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;font-size:.8rem;color:#fff;padding:10px 16px;border-radius:14px;background:rgba(8,18,44,.5);backdrop-filter:blur(8px);transition:opacity .8s}
.hero-load i{display:block;width:180px;height:4px;border-radius:4px;background:rgba(255,255,255,.2);overflow:hidden}
.hero-load b{display:block;height:100%;width:0;background:var(--grad-sun);transition:width .3s}
.hero-load.done{opacity:0}
.hero-stars{position:absolute;inset:0;opacity:var(--stars,0);background-image:radial-gradient(1.5px 1.5px at 20% 30%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 70% 15%,#fff 50%,transparent 51%),radial-gradient(1.2px 1.2px at 40% 10%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 85% 40%,#fff 50%,transparent 51%),radial-gradient(1.4px 1.4px at 10% 55%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 55% 35%,#fff 50%,transparent 51%),radial-gradient(1.3px 1.3px at 92% 8%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 30% 48%,#fff 50%,transparent 51%);background-size:600px 400px}
#scene3d{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y;cursor:grab}
#scene3d:active{cursor:grabbing}
.hero-fallback{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;pointer-events:none}
.no-webgl .hero-fallback{opacity:.55}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(6,13,32,.72) 0%,rgba(6,13,32,.38) 32%,rgba(6,13,32,0) 52%),linear-gradient(0deg,rgba(6,13,32,.45),transparent 26%),linear-gradient(180deg,rgba(6,13,32,.35),transparent 16%)}
@media (min-width:1180px){
  .hero .hud{top:auto;bottom:24px;right:104px;width:min(780px,calc(100% - 720px));display:grid;grid-template-columns:118px 1fr auto;grid-template-areas:"top range grid" "top scale grid" "note note grid";column-gap:18px;align-items:center;padding:12px 16px}
  .hero .hud-top{grid-area:top;gap:10px}
  .hero .hud input[type=range]{grid-area:range;margin:0}
  .hero .hud-scale{grid-area:scale}
  .hero .hud-grid{grid-area:grid;grid-template-columns:repeat(2,auto);margin:0;gap:6px}
  .hero .hud-cell{padding:6px 10px}
  .hero .hud-note{grid-area:note;margin-top:4px}
  .hero .drag-hint{bottom:auto;top:96px;left:auto;right:28px;transform:none}
}
.hero-inner{position:relative;z-index:2;width:min(1200px,100% - 32px);margin-inline:auto;padding:120px 0 80px;pointer-events:none}
.hero-copy{max-width:600px;pointer-events:auto}
.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:.5em 1em;border-radius:999px;font-size:.85rem;font-weight:600}
.pulse{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(34,197,94,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.hero h1{font-size:clamp(2.6rem,6.2vw,5rem);font-weight:800;margin:22px 0 18px;text-shadow:0 4px 30px rgba(0,0,0,.25)}
.hero h1 .line{display:block}
.hero-sub{font-size:clamp(1rem,1.4vw,1.15rem);max-width:520px;opacity:.9}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 26px}
.hero-trust{list-style:none;display:flex;flex-wrap:wrap;gap:18px;font-size:.88rem;opacity:.92}
.hero-trust li{display:flex;align-items:center;gap:6px}
.hero-trust svg{color:var(--sun)}
.enq-fab[hidden]{display:none}
.hud{position:absolute;z-index:3;right:28px;top:96px;width:320px;border-radius:var(--r);padding:16px 18px;color:#fff;box-shadow:0 30px 60px -20px rgba(0,0,0,.5)}
.hud.glass{background:rgba(8,18,44,.55);border-color:rgba(255,255,255,.18)}
.hud-top{display:flex;align-items:center;justify-content:space-between}
.hud-time span{font-family:var(--ff-d);font-size:1.6rem;font-weight:700;font-variant-numeric:tabular-nums}
.hud-time small{display:block;font-size:.75rem;opacity:.75;margin-top:-2px}
.hud-play{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.15);transition:background .2s}
.hud-play:hover{background:rgba(255,255,255,.28)}
.hud input[type=range]{width:100%;margin:12px 0 2px}
.hud-scale{display:flex;justify-content:space-between;font-size:.68rem;opacity:.55}
.hud-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.hud-cell{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.08);border-radius:12px;padding:8px 10px}
.hud-cell svg{font-size:1.25rem;color:var(--c)}
.hud-cell small{display:block;font-size:.68rem;opacity:.7;line-height:1.1}
.hud-cell b{font-family:var(--ff-d);font-size:.98rem;font-variant-numeric:tabular-nums}
.hud-cell.sun{--c:#ffc53d}.hud-cell.home{--c:#7cc4ff}.hud-cell.bat{--c:#4ade80}.hud-cell.grid{--c:#c4b5fd}
.hud-note{font-size:.78rem;margin-top:10px;opacity:.85;min-height:1.2em}
.drag-hint{position:absolute;z-index:3;left:50%;bottom:28px;transform:translateX(-50%);display:flex;align-items:center;gap:8px;font-size:.8rem;padding:.45em .9em;border-radius:999px;background:rgba(0,0,0,.25);backdrop-filter:blur(6px);transition:opacity .6s}
.drag-hint svg{animation:nudge 1.6s ease-in-out infinite}
@keyframes nudge{50%{transform:translateX(4px)}}
.scroll-cue{position:absolute;z-index:3;left:max(16px,calc((100% - 1200px)/2));bottom:30px;width:26px;height:42px;border:2px solid rgba(255,255,255,.6);border-radius:14px}
.scroll-cue span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:#fff;animation:cue 1.8s infinite}
@keyframes cue{60%{transform:translateY(12px);opacity:0}}

/* range */
input[type=range]{-webkit-appearance:none;appearance:none;height:8px;border-radius:999px;background:linear-gradient(90deg,var(--sun) var(--p,50%),rgba(127,140,180,.3) var(--p,50%));outline:none;cursor:pointer}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:#fff;border:5px solid var(--saffron);box-shadow:0 4px 14px rgba(255,122,26,.55);transition:transform .2s}
input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15)}
input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;border:5px solid var(--saffron)}

/* ---------- Marquee ---------- */
.marquee{background:var(--n900);color:#fff;overflow:hidden;padding:18px 0;border-block:1px solid rgba(255,255,255,.08);mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee-track{display:flex;gap:56px;width:max-content;animation:marq 35s linear infinite}
.marquee-track span{font-family:var(--ff-d);font-weight:700;font-size:1.3rem;opacity:.55;display:flex;align-items:center;gap:56px;white-space:nowrap}
.marquee-track span::after{content:"✦";color:var(--sun);opacity:.8;font-size:.9rem}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- Stats ---------- */
.stats{padding:56px 0;background:linear-gradient(180deg,var(--n900),var(--n800));color:#fff;perspective:900px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{text-align:center;padding:22px 10px;border-radius:var(--r);background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}
.stat b{display:block;font-family:var(--ff-d);font-size:clamp(2rem,4vw,3rem);font-weight:800;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.stat b i{font-style:normal}
.stat>span{font-size:.9rem;opacity:.75}

/* ---------- Sections ---------- */
.section{padding:110px 0;position:relative;overflow:hidden}
.dark{background:radial-gradient(1200px 600px at 80% -10%,#1d3a8a 0%,transparent 60%),var(--n950);color:#fff}
.sec-head{text-align:center;max-width:760px;margin:0 auto 56px}
.kicker{display:inline-block;font-size:.8rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--saffron);margin-bottom:14px}
.dark .kicker{color:var(--sun)}
.sec-head h2{font-size:clamp(2rem,4.2vw,3.2rem);font-weight:800}
.sec-head p{margin-top:16px;color:var(--muted);font-size:1.08rem}
.dark .sec-head p{color:rgba(255,255,255,.72)}
.orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;pointer-events:none}
.orb-a{width:420px;height:420px;background:#ff8a1a;left:-120px;top:10%;opacity:.25}
.orb-b{width:520px;height:520px;background:#2f6bff;right:-160px;bottom:-10%;opacity:.35}
.orb-c{width:600px;height:600px;background:#ff7a1a;right:-250px;top:-200px;opacity:.18}
.reveal-3d{will-change:transform,opacity}

/* ---------- Calculator ---------- */
.calc-sec{background:radial-gradient(900px 500px at 10% 0%,#fff1cf 0%,transparent 60%),radial-gradient(800px 500px at 100% 100%,#dce8ff 0%,transparent 60%),var(--cream)}
.calc{display:grid;grid-template-columns:1fr 1.15fr;gap:28px;align-items:start;perspective:1400px}
.calc-inputs{border-radius:var(--r-lg);padding:30px}
.calc-label{display:flex;justify-content:space-between;align-items:baseline;font-weight:700;margin:22px 0 10px;font-size:.95rem}
.calc-label:first-child{margin-top:0}
.calc-label output{font-family:var(--ff-d);font-size:2rem;font-weight:800;color:var(--saffron)}
#billSlider{width:100%;height:12px}
#billSlider::-webkit-slider-thumb{width:34px;height:34px;border-width:7px}
.range-scale{display:flex;justify-content:space-between;font-size:.78rem;color:var(--muted);margin-top:6px}
.seg{display:grid;grid-template-columns:1fr 1fr;padding:5px;background:#eef1f7;border-radius:14px;gap:4px}
.seg button{padding:.7em;border-radius:10px;font-weight:700;font-size:.9rem;color:var(--muted);transition:all .3s var(--ease)}
.seg button.on{background:#fff;color:var(--ink);box-shadow:0 4px 14px -4px rgba(13,23,51,.25)}
.roof3d-wrap{margin-top:26px;border-radius:var(--r);background:linear-gradient(180deg,rgba(255,255,255,0) 55%,rgba(244,239,230,.95) 100%),url(../assets/sky/noon.jpg) 60% 40%/cover;padding:24px 16px 16px;overflow:hidden;position:relative}
@keyframes sunbob{50%{transform:translateY(6px) scale(1.05)}}
.roof3d{perspective:700px;height:200px;display:grid;place-items:center}
.roof-plane{width:88%;min-height:170px;transform:rotateX(52deg) rotateZ(-8deg);transform-style:preserve-3d;background:linear-gradient(rgba(255,250,240,.42),rgba(255,250,240,.42)),url(../assets/tex/terrace_diff.jpg) center/180px,#cfcac1;border:10px solid #efe2c6;box-shadow:inset 0 0 18px rgba(0,0,0,.25),0 30px 30px -10px rgba(60,40,20,.45);border-radius:4px;display:grid;grid-template-columns:repeat(6,1fr);gap:6px;padding:12px;align-content:start;transition:transform .6s var(--ease)}
.roof3d-wrap:hover .roof-plane{transform:rotateX(45deg) rotateZ(-4deg)}
.mini-panel{aspect-ratio:2/1;border-radius:2px;background:url(../assets/scene/panel-land.jpg) center/100% 100% no-repeat,#1a2233;box-shadow:0 0 0 1.5px #c9ced6,0 8px 8px -2px rgba(0,0,0,.45);position:relative;overflow:hidden;transform:translateZ(6px);animation:drop .55s var(--ease) both}
.mini-panel::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 35%,rgba(255,255,255,.55) 50%,transparent 65%);transform:translateX(-120%);animation:glint 3.5s ease-in-out infinite;animation-delay:var(--d,0s)}
@keyframes drop{from{transform:translateZ(120px) rotateX(-30deg);opacity:0}to{transform:translateZ(6px);opacity:1}}
@keyframes glint{60%,100%{transform:translateX(120%)}}
.roof-caption{text-align:center;font-size:.88rem;color:var(--muted);margin-top:4px}
.roof-caption b{color:var(--ink);font-family:var(--ff-d);font-size:1.1rem}
.calc-results{display:flex;flex-direction:column;gap:16px}
.res-hero{border-radius:var(--r-lg);padding:26px 30px;color:#fff;background:radial-gradient(500px 250px at 100% 0%,rgba(255,182,39,.45),transparent 60%),linear-gradient(135deg,var(--n800),var(--n950));box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.res-hero small{opacity:.75;font-weight:600}
.res-kw{font-family:var(--ff-d);font-weight:800;font-size:4.2rem;line-height:1}
.res-kw i{font-style:normal;font-size:1.6rem;margin-left:6px;color:var(--sun)}
.res-type{opacity:.85;margin-top:6px}
.res-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;perspective:1000px}
.res-card{background:#fff;border-radius:var(--r);padding:16px;box-shadow:0 10px 30px -18px rgba(13,23,51,.35);border:1px solid var(--line);transform-style:preserve-3d}
.res-card small{display:block;font-size:.78rem;color:var(--muted);font-weight:600;line-height:1.3}
.res-card b{display:block;font-family:var(--ff-d);font-size:1.35rem;margin-top:6px;transform:translateZ(20px)}
.res-card em{display:block;font-style:normal;font-size:.72rem;color:var(--muted);margin-top:2px}
.res-card.accent{background:var(--grad-sun);border:0}
.res-card.accent small,.res-card.accent em{color:#5a2a00}
.res-card.green b{color:#16a34a}
.chart-card{border-radius:var(--r);padding:18px 20px}
.chart-head{display:flex;justify-content:space-between;align-items:baseline}
.big-num{font-family:var(--ff-d);font-weight:800;font-size:1.6rem;color:#16a34a}
#savingsChart{width:100%;height:150px;margin-top:8px;overflow:visible}
#savingsChart .draw{stroke-dasharray:1;stroke-dashoffset:1;animation:drawln 1.2s var(--ease) forwards}
@keyframes drawln{to{stroke-dashoffset:0}}
.chart-legend{display:flex;gap:18px;margin-top:24px;font-size:.78rem;color:var(--muted)}
.chart-legend span{display:flex;align-items:center;gap:6px}
.chart-legend i{width:12px;height:12px;border-radius:3px}
.lg-sun{background:var(--sun)}.lg-cost{background:var(--n700)}
.fine{font-size:.74rem;color:var(--muted);line-height:1.5}

/* ---------- Subsidy flips ---------- */
.flip-row{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;perspective:1200px}
.flip{height:260px;text-align:left;perspective:1000px}
.flip-in{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .9s var(--ease)}
.flip.flipped .flip-in{transform:rotateY(180deg)}
.flip:hover .flip-in{transform:rotateY(12deg) rotateX(4deg)}
.flip.flipped:hover .flip-in{transform:rotateY(168deg) rotateX(-4deg)}
.flip-face{position:absolute;inset:0;border-radius:var(--r-lg);padding:28px;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;flex-direction:column;justify-content:center;color:#fff;overflow:hidden}
.flip-face.front{background:linear-gradient(145deg,rgba(255,255,255,.12),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.15);box-shadow:inset 0 1px 0 rgba(255,255,255,.2),0 30px 60px -30px rgba(0,0,0,.6)}
.flip-face.front::before{content:"";position:absolute;width:200px;height:200px;border-radius:50%;right:-60px;top:-60px;background:radial-gradient(circle,rgba(255,182,39,.45),transparent 70%)}
.flip-face .flip-num{font-size:clamp(2.6rem,4vw,3.4rem);line-height:1.1;margin:auto 0 8px;opacity:1}
.flip-num{font-family:var(--ff-d);font-size:2.8rem;font-weight:800;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.flip-face.front span{font-size:1.05rem;opacity:.9}
.flip-face em{font-style:normal;font-size:.78rem;opacity:.55;margin-top:auto;padding-top:16px}
.flip-face.back{transform:rotateY(180deg);background:var(--grad-sun);color:#2a1300}
.flip-face.back b{font-family:var(--ff-d);font-size:1.3rem;margin-bottom:10px}
.eligible{margin-top:46px;border-radius:var(--r-lg);padding:28px 32px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;gap:30px;flex-wrap:wrap}
.eligible h3{font-size:1.25rem;min-width:200px}
.eligible ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 28px;flex:1}
.eligible li{display:flex;gap:10px;align-items:center;font-size:.95rem;opacity:.9}
.eligible li svg{color:var(--green);background:rgba(34,197,94,.15);border-radius:50%;padding:4px;font-size:1.4rem}

/* ---------- Systems ---------- */
.sys-tabs{position:relative;display:flex;gap:6px;width:max-content;max-width:100%;margin:0 auto 34px;padding:6px;border-radius:999px;background:#fff;box-shadow:var(--shadow)}
.sys-tabs button{position:relative;z-index:1;display:flex;align-items:center;gap:8px;padding:.75em 1.4em;border-radius:999px;font-weight:700;color:var(--muted);transition:color .3s}
.sys-tabs button.on{color:#fff}
.sys-ink{position:absolute;top:6px;bottom:6px;border-radius:999px;background:var(--n900);transition:left .45s var(--ease),width .45s var(--ease)}
.sys-panel{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;perspective:1200px}
.sys-diagram{background:linear-gradient(160deg,#eef5ff,#fff7ea);border-radius:var(--r-lg);padding:20px;box-shadow:var(--shadow);border:1px solid #fff;transform-style:preserve-3d}
.sys-diagram svg{width:100%;height:auto;display:block}
.sd-t{font:700 12px var(--ff-d);fill:var(--ink)}.sd-t.sm{font-size:10px;fill:var(--muted)}
.sd-mt{font:700 9px var(--ff-d);fill:#7cf0a5;letter-spacing:.08em}
.sd-sun{animation:sunpulse 3s ease-in-out infinite;transform-origin:70px 62px}
@keyframes sunpulse{50%{transform:scale(1.08)}}
.flow{fill:none;stroke-width:4;stroke-linecap:round;stroke-dasharray:2 12;animation:flow 1s linear infinite;transition:opacity .4s}
.f-sun{stroke:#ffb627}.f-home{stroke:#2f6bff}.f-bat{stroke:#22c55e}.f-grid{stroke:#8b5cf6}
@keyframes flow{to{stroke-dashoffset:-14}}
.sd-node,.sd-meter{transition:opacity .4s}
.sys-ongrid .sd-bat,.sys-ongrid .f-bat{opacity:.12}
.sys-offgrid .sd-gridn,.sys-offgrid .f-grid,.sys-offgrid .sd-meter{opacity:.12}
.sys-info h3{font-size:2rem;margin-bottom:12px}
.sys-info p{color:var(--muted);font-size:1.05rem}
.sys-info ul{list-style:none;margin:18px 0;display:grid;gap:10px}
.sys-info li{display:flex;gap:10px;align-items:flex-start}
.sys-info li svg{color:var(--green);margin-top:4px}
.sys-meta{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0 24px}
.sys-meta div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.sys-meta small{display:block;color:var(--muted);font-size:.78rem}
.sys-meta b{font-family:var(--ff-d)}

/* ---------- Process (horizontal) ---------- */
.process{position:relative;overflow:hidden}
.process-pin{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:100px 0 60px}
.process-head{margin-bottom:46px}
.process-head h2{font-size:clamp(2rem,4vw,3rem);max-width:700px}
.proc-progress{height:4px;background:rgba(255,255,255,.12);border-radius:4px;margin-top:26px;overflow:hidden;max-width:420px}
.proc-progress span{display:block;height:100%;width:0;background:var(--grad-sun)}
.process-track{display:flex;gap:26px;padding-inline:max(16px,calc((100% - 1200px)/2));width:max-content}
.step{width:360px;min-height:340px;border-radius:var(--r-lg);padding:30px;position:relative;background:linear-gradient(160deg,rgba(255,255,255,.1),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.12);overflow:hidden;transform-style:preserve-3d}
.step::before{content:"";position:absolute;inset:auto -40% -60% auto;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(47,107,255,.5),transparent 70%)}
.step-num{position:absolute;right:22px;top:12px;font-family:var(--ff-d);font-size:5rem;font-weight:800;color:rgba(255,255,255,.06)}
.step-ic{width:62px;height:62px;border-radius:18px;display:grid;place-items:center;background:var(--grad-sun);color:#2a1300;font-size:1.7rem;box-shadow:0 14px 30px -10px rgba(255,122,26,.7);margin-bottom:30px}
.step h3{font-size:1.45rem;margin-bottom:10px}
.step p{opacity:.75}
.step-tag{position:absolute;left:30px;bottom:26px;font-size:.78rem;font-weight:700;padding:.35em .8em;border-radius:999px;background:rgba(255,182,39,.15);color:var(--sun)}

/* ---------- Products ---------- */
.products-sec{background:linear-gradient(180deg,var(--cream),#fff)}
.prod-bar{display:flex;gap:16px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-bottom:30px;position:sticky;top:70px;z-index:5;padding:10px;border-radius:20px;background:rgba(255,250,241,.85);backdrop-filter:blur(12px)}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:2px;flex:1;min-width:0;mask-image:linear-gradient(90deg,#000 92%,transparent)}
.chips::-webkit-scrollbar{display:none}
.chip{padding:.6em 1.1em;border-radius:999px;border:1.5px solid var(--line);background:#fff;font-weight:700;font-size:.88rem;white-space:nowrap;transition:all .3s var(--ease)}
.chip:hover{border-color:var(--ink)}
.chip.on{background:var(--n900);color:#fff;border-color:var(--n900);box-shadow:0 8px 20px -8px rgba(10,21,48,.6)}
.chip i{font-style:normal;opacity:.55;margin-left:4px;font-size:.8em}
.search{display:flex;align-items:center;gap:8px;background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:.55em 1em;min-width:260px;color:var(--muted)}
.search input{border:0;outline:0;font:inherit;flex:1;background:none;color:var(--ink)}
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:22px;perspective:1600px}
.card{position:relative;background:#fff;border-radius:var(--r);border:1px solid var(--line);overflow:hidden;transform-style:preserve-3d;transition:box-shadow .4s,transform .15s linear;cursor:pointer;display:flex;flex-direction:column}
.card:hover{box-shadow:var(--shadow-lg)}
/* product photos are pre-framed on #eef1f5 so they blend edge-to-edge */
.card-media{position:relative;aspect-ratio:1/1;background:#eef1f5;display:grid;place-items:center;overflow:hidden}
.card-media img{position:relative;z-index:1;width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease);transform:translateZ(30px)}
.card:hover .card-media img{transform:translateZ(50px) scale(1.06)}
.card-media .art{width:92%;height:92%;transform:translateZ(50px);transition:transform .6s var(--ease);filter:drop-shadow(0 10px 14px rgba(13,23,51,.12))}
.card:hover .card-media .art{transform:translateZ(70px) translateY(-6px) scale(1.04)}
.art-shine{transform:translateX(-100%);animation:artshine 5s ease-in-out infinite;mix-blend-mode:screen}
@keyframes artshine{0%,55%{transform:translateX(-110%)}85%,100%{transform:translateX(110%)}}
.art-air path{stroke-dasharray:6 8;animation:flow 1.2s linear infinite}
.art-sun{animation:sunpulse 3s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.card-photo{position:absolute;right:10px;bottom:10px;z-index:3;width:46px;height:46px;border-radius:10px;overflow:hidden;border:2px solid #fff;box-shadow:0 6px 14px -4px rgba(0,0,0,.35);background:#fff;transform:translateZ(60px)}
.card-photo img{width:100%!important;height:100%!important;object-fit:cover;transform:none!important;mix-blend-mode:normal!important}
.m-main .art{width:100%;height:auto;max-height:340px;animation:floaty 5s ease-in-out infinite}
@keyframes floaty{50%{transform:translateY(-10px) rotate(-1deg)}}
.m-cap{font-size:.75rem;font-weight:700;color:var(--muted);text-align:center;letter-spacing:.06em;text-transform:uppercase}
.m-thumbs .art{width:100%;height:100%}
.card-media.photo::after{display:none}
.card-media.photo img{width:100%;height:100%;object-fit:cover;filter:none}
.m-main.photo img{mix-blend-mode:normal;max-height:380px;width:100%;object-fit:cover}
.card-glare{position:absolute;inset:0;pointer-events:none;background:radial-gradient(circle at var(--gx,50%) var(--gy,50%),rgba(255,255,255,.55),transparent 45%);opacity:0;transition:opacity .3s;z-index:2}
.card:hover .card-glare{opacity:1}
.card-tag{position:absolute;left:12px;top:12px;z-index:3;font-size:.72rem;font-weight:800;padding:.3em .7em;border-radius:999px;background:rgba(10,21,48,.88);color:#fff}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.card-brand{font-size:.74rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--saffron)}
.card h3{font-size:1.02rem;margin:4px 0 10px;line-height:1.3}
.card-foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:8px}
.price small{display:block;font-size:.7rem;color:var(--muted);line-height:1}
.price b{font-family:var(--ff-d);font-size:1.15rem}
.price.req b{font-size:.92rem;color:var(--muted)}
.add-btn{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--sun-soft);color:#7a3d00;transition:all .3s var(--ease);flex:none}
.add-btn:hover{background:var(--sun);transform:rotate(90deg)}
.add-btn.added{background:var(--green);color:#fff}
.empty{text-align:center;color:var(--muted);padding:40px}

/* ---------- Gallery coverflow ---------- */
.coverflow{position:relative;height:500px;perspective:1400px;display:flex;justify-content:center;align-items:center;user-select:none;touch-action:pan-y}
.coverflow figure{position:absolute;width:min(380px,70vw);aspect-ratio:4/5;border-radius:var(--r-lg);overflow:hidden;transition:transform .8s var(--ease),opacity .8s,filter .8s;box-shadow:0 40px 80px -30px rgba(0,0,0,.7);cursor:pointer;background:#111}
.coverflow img{width:100%;height:100%;object-fit:cover}
.coverflow figcaption{position:absolute;inset:auto 0 0;padding:40px 20px 18px;background:linear-gradient(transparent,rgba(0,0,0,.75));font-family:var(--ff-d);font-weight:700}
.cf-dots{display:flex;justify-content:center;gap:8px;margin-top:30px}
.cf-dots button{width:10px;height:10px;border-radius:999px;background:rgba(255,255,255,.3);transition:all .4s var(--ease)}
.cf-dots button.on{width:30px;background:var(--sun)}

/* ---------- Reviews ring ---------- */
.reviews-sec{background:radial-gradient(800px 500px at 90% 50%,#e3ecff,transparent 60%),var(--cream)}
.reviews-wrap{display:grid;grid-template-columns:360px 1fr;gap:40px;align-items:center}
.rating-card{border-radius:var(--r-lg);padding:30px}
.rating-big{display:flex;align-items:center;gap:14px}
.rating-big b{font-family:var(--ff-d);font-size:4rem;font-weight:800;line-height:1}
.stars{--pct:calc(var(--r)/5*100%);font-size:1.5rem;letter-spacing:3px;background:linear-gradient(90deg,var(--sun) var(--pct),#d6dbe7 var(--pct));-webkit-background-clip:text;background-clip:text;color:transparent}
.stars::before{content:"★★★★★"}
.rating-card>p{color:var(--muted);margin:6px 0 18px}
.bars div{display:grid;grid-template-columns:30px 1fr 40px;align-items:center;gap:10px;font-size:.84rem;margin:6px 0}
.bars i{height:8px;border-radius:8px;background:#e7eaf2;position:relative;overflow:hidden}
.bars i::after{content:"";position:absolute;inset:0 auto 0 0;width:var(--w);background:var(--grad-sun);border-radius:8px;transform-origin:left;animation:grow 1.4s var(--ease) both}
@keyframes grow{from{transform:scaleX(0)}}
.bars em{font-style:normal;color:var(--muted);text-align:right}
.sat{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:18px}
.sat div{text-align:center;background:#fff;border-radius:12px;padding:10px 4px;border:1px solid var(--line)}
.sat b{font-family:var(--ff-d);display:block}
.sat small{color:var(--muted);font-size:.74rem}
.ring-stage{height:440px;perspective:1300px;position:relative;display:grid;place-items:center;cursor:grab;touch-action:pan-y;user-select:none}
.ring-stage:active{cursor:grabbing}
.ring{position:relative;width:240px;height:230px;transform-style:preserve-3d}
.rv{position:absolute;inset:0;border-radius:22px;padding:20px;background:#fff;border:1px solid var(--line);box-shadow:0 20px 40px -20px rgba(13,23,51,.35);backface-visibility:hidden;display:flex;flex-direction:column;gap:8px}
.rv-top{display:flex;align-items:center;gap:10px}
.rv-av{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-family:var(--ff-d);font-weight:800;color:#fff;background:var(--bg)}
.rv-top b{display:block;font-family:var(--ff-d);line-height:1.2;font-size:1.05rem}
.rv-top small{color:var(--muted);font-size:.78rem}
.rv-bought{font-size:.78rem;color:var(--muted);margin-top:auto}
.rv-bought strong{display:block;color:var(--ink);font-size:.95rem}
.rv-ver{display:inline-flex;align-items:center;gap:6px;font-size:.72rem;font-weight:700;color:#15803d;background:#dcfce7;border-radius:999px;padding:.25em .7em;width:max-content}
.rv-date{font-size:.72rem;color:var(--muted)}
.ring-hint{position:absolute;bottom:0;display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.84rem}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 4px;text-align:left;font-family:var(--ff-d);font-weight:700;font-size:1.1rem}
.faq-q span.ic{width:34px;height:34px;flex:none;border-radius:50%;background:#fff;border:1px solid var(--line);display:grid;place-items:center;transition:transform .4s var(--ease),background .3s}
.faq-item.open .faq-q span.ic{transform:rotate(45deg);background:var(--sun)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s var(--ease)}
.faq-a>div{overflow:hidden;color:var(--muted)}
.faq-a p{padding:0 4px 22px}
.faq-item.open .faq-a{grid-template-rows:1fr}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start;position:relative}
.contact-info h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:14px}
.contact-info>p{opacity:.75;font-size:1.05rem}
.ct-list{list-style:none;margin:28px 0;display:grid;gap:14px}
.ct-list li{display:flex;gap:14px;align-items:center}
.ct-list svg{width:42px;height:42px;padding:11px;border-radius:12px;background:rgba(255,255,255,.08);color:var(--sun)}
.ct-list a:hover{color:var(--sun)}
.map-card{border-radius:var(--r);overflow:hidden;height:220px;border:1px solid rgba(255,255,255,.12);filter:saturate(.9)}
.map-card iframe{width:100%;height:100%;border:0}
.contact-form{border-radius:var(--r-lg);padding:32px;color:#fff}
.contact-form h3{font-size:1.5rem;margin-bottom:20px}
.field{position:relative;margin-bottom:14px}
.field input,.field textarea{width:100%;padding:22px 16px 8px;border-radius:14px;border:1.5px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;font:inherit;outline:none;transition:border .3s,background .3s;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--sun);background:rgba(255,255,255,.1)}
.field label{position:absolute;left:17px;top:15px;opacity:.6;pointer-events:none;transition:all .25s var(--ease)}
.field input:focus+label,.field input:not(:placeholder-shown)+label,.field textarea:focus+label,.field textarea:not(:placeholder-shown)+label{top:6px;font-size:.72rem;opacity:.85;color:var(--sun)}
.contact-form .calc-label{color:#fff;margin-top:6px}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.pills button{padding:.55em 1em;border-radius:999px;border:1.5px solid rgba(255,255,255,.2);font-size:.86rem;font-weight:600;transition:all .25s}
.pills button.on{background:var(--sun);color:#2a1300;border-color:var(--sun)}
.form-err{color:#fca5a5;font-size:.85rem;margin-top:10px}

/* ---------- Footer ---------- */
.footer{background:var(--n950);color:rgba(255,255,255,.75);padding:60px 0 30px;border-top:1px solid rgba(255,255,255,.06)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:30px}
.footer .brand{color:#fff;margin-bottom:14px}
.foot-about{font-size:.9rem;max-width:320px}
.footer h4{color:#fff;font-size:.95rem;margin-bottom:12px}
.foot-grid>div>a,.foot-grid>div>span{display:block;font-size:.9rem;margin:6px 0}
.foot-grid a:hover{color:var(--sun)}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);font-size:.8rem}

/* ---------- Floating ---------- */
.fab-wa{position:fixed;right:22px;bottom:22px;z-index:40;width:60px;height:60px;border-radius:50%;display:grid;place-items:center;background:#25d366;color:#fff;font-size:1.9rem;box-shadow:0 14px 30px -8px rgba(37,211,102,.7);transition:transform .3s var(--ease)}
.fab-wa::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25d366;animation:ring 2.2s infinite}
@keyframes ring{to{transform:scale(1.6);opacity:0}}
.fab-wa:hover{transform:scale(1.08) rotate(-8deg)}
.enq-fab{position:fixed;right:96px;bottom:30px;z-index:40;display:flex;align-items:center;gap:8px;padding:.7em 1.1em;border-radius:999px;background:var(--n900);color:#fff;font-weight:700;box-shadow:var(--shadow-lg);animation:popin .5s var(--ease)}
.enq-fab b{background:var(--sun);color:#2a1300;border-radius:999px;min-width:24px;height:24px;display:grid;place-items:center;font-size:.8rem}
@keyframes popin{from{transform:scale(.5);opacity:0}}
.mobile-bar{display:none}
.toast{position:fixed;left:50%;bottom:100px;transform:translate(-50%,20px);background:var(--n900);color:#fff;padding:.8em 1.3em;border-radius:999px;font-weight:600;font-size:.9rem;opacity:0;pointer-events:none;transition:all .4s var(--ease);z-index:90}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- Modal ---------- */
.modal,.drawer{position:fixed;inset:0;z-index:80;visibility:hidden}
.modal.open,.drawer.open{visibility:visible}
.modal-bg,.drawer-bg{position:absolute;inset:0;background:rgba(6,13,32,.6);backdrop-filter:blur(6px);opacity:0;transition:opacity .4s}
.modal.open .modal-bg,.drawer.open .drawer-bg{opacity:1}
.modal{display:grid;place-items:center;padding:16px;perspective:1600px}
.modal-card{position:relative;width:min(960px,100%);max-height:calc(100svh - 32px);overflow:auto;background:#fff;border-radius:var(--r-lg);display:grid;grid-template-columns:1fr 1fr;transform:rotateX(18deg) translateY(60px) scale(.92);opacity:0;transition:transform .6s var(--ease),opacity .4s;box-shadow:0 60px 120px -30px rgba(0,0,0,.6)}
.modal.open .modal-card{transform:none;opacity:1}
.modal-x{position:absolute;right:14px;top:14px;z-index:2;width:40px;height:40px;border-radius:50%;background:#f1f3f8;display:grid;place-items:center;font-size:1.1rem}
.m-gallery{background:#eef1f5;padding:30px;display:flex;flex-direction:column;gap:14px}
.m-main{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:300px}
.m-main img{max-height:400px;max-width:100%;object-fit:contain;border-radius:12px}
.m-thumbs{display:flex;gap:8px;justify-content:center}
.m-thumbs button{width:56px;height:56px;border-radius:12px;background:#fff;padding:4px;border:2px solid transparent}
.m-thumbs button.on{border-color:var(--saffron)}
.m-thumbs img{width:100%;height:100%;object-fit:contain}
.m-body{padding:34px}
.m-brand{font-size:.78rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--saffron)}
.m-body h3{font-size:1.6rem;margin:6px 0 10px}
.m-price{font-family:var(--ff-d);font-size:1.4rem;font-weight:800;margin-bottom:12px}
.m-price small{font-family:var(--ff-b);font-size:.8rem;color:var(--muted);font-weight:600}
.m-body p{color:var(--muted)}
.m-specs{width:100%;border-collapse:collapse;margin:18px 0;font-size:.9rem}
.m-specs td{padding:9px 0;border-bottom:1px solid var(--line)}
.m-specs td:first-child{color:var(--muted);width:45%}
.m-specs td:last-child{font-weight:600}
.m-actions{display:flex;gap:10px;flex-wrap:wrap}

/* drawer */
.drawer-card{position:absolute;right:0;top:0;bottom:0;width:min(420px,100%);background:#fff;padding:24px;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .5s var(--ease)}
.drawer.open .drawer-card{transform:none}
.drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.drawer-head button{width:38px;height:38px;border-radius:50%;background:#f1f3f8;display:grid;place-items:center}
#enqItems{list-style:none;flex:1;overflow:auto;display:grid;gap:10px;align-content:start}
#enqItems li{display:flex;gap:12px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:14px}
#enqItems img{width:52px;height:52px;object-fit:contain;border-radius:8px;background:#f4f6fb}
#enqItems .nm{flex:1;font-weight:600;font-size:.9rem;line-height:1.3}
#enqItems button{color:var(--muted)}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .nav-links{display:none}
  .nav.open .nav-links{display:flex;position:absolute;top:100%;left:16px;right:16px;flex-direction:column;background:#fff;color:var(--ink);padding:12px;border-radius:20px;box-shadow:var(--shadow-lg)}
  .nav.open .nav-links a{padding:.8em 1em}
  .burger{display:block}
  .calc,.sys-panel,.reviews-wrap,.contact-grid{grid-template-columns:1fr}
  .hud{width:300px}
}
@media (max-width:760px){
  .nav-cta{display:none}
  .brand-text small{display:none}
  .hero{flex-direction:column;align-items:stretch;min-height:auto}
  .hero::after{background:linear-gradient(180deg,rgba(6,13,32,0) 0%,rgba(6,13,32,0) 30%,rgba(6,13,32,.85) 55%,rgba(6,13,32,.95) 100%)}
  #scene3d{height:62svh;inset:0 0 auto}
  .hero-inner{padding:52svh 0 20px}
  .hero h1{font-size:2.4rem}
  .hero-ctas .btn{flex:1}
  .hud{position:relative;right:auto;bottom:auto;width:auto;margin:0 16px 30px}
  .drag-hint{top:calc(62svh - 230px);bottom:auto;display:none}
  .scroll-cue{display:none}
  .stats-grid{grid-template-columns:1fr 1fr}
  .section{padding:80px 0}
  .res-cards{grid-template-columns:1fr 1fr}
  .flip-row{grid-template-columns:1fr}
  .flip{height:210px}
  .eligible ul{grid-template-columns:1fr}
  .sys-tabs button{padding:.7em 1em;font-size:.9rem}
  .process-pin{min-height:auto}
  .process-track{flex-direction:column;width:auto;padding-inline:16px}
  .step{width:100%;min-height:0;padding-bottom:70px}
  .prod-bar{top:62px}
  .search{min-width:0;width:100%}
  .prod-grid{grid-template-columns:1fr 1fr;gap:12px}
  .card-body{padding:12px}
  .card h3{font-size:.9rem}
  .add-btn{width:34px;height:34px}
  .coverflow{height:360px}
  .ring-stage{height:360px}
  .modal-card{grid-template-columns:1fr}
  .m-main{min-height:200px}
  .m-body{padding:22px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .fab-wa{display:none}
  .enq-fab{right:16px;bottom:88px;padding:.7em}
  .enq-fab span{display:none}
  .mobile-bar{display:grid;grid-template-columns:1fr 1.4fr 1fr;position:fixed;left:10px;right:10px;bottom:10px;z-index:45;background:rgba(10,21,48,.92);backdrop-filter:blur(14px);border-radius:20px;padding:6px;gap:6px;box-shadow:var(--shadow-lg)}
  .mobile-bar a{display:flex;flex-direction:column;align-items:center;gap:2px;color:#fff;font-size:.72rem;font-weight:700;padding:7px 0;border-radius:14px}
  .mobile-bar svg{font-size:1.3rem}
  .mobile-bar .mb-main{background:var(--grad-sun);color:#2a1300}
  .footer{padding-bottom:100px}
  .toast{bottom:90px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* ==========================================================
   PERFORMANCE OVERRIDES
   - no live backdrop blur (very expensive, esp. over the WebGL canvas)
   - no huge filter:blur() orbs (plain radial gradients instead)
   - only transform/opacity animations; all loops pause when off-screen
   - no unnecessary 3D compositing layers
   ========================================================== */
*,*::before,*::after{-webkit-backdrop-filter:none!important;backdrop-filter:none!important}
.glass{background:rgba(8,18,44,.6)}
.glass-light{background:rgba(255,255,255,.96)}
.contact-form.glass{background:rgba(255,255,255,.06)}
.btn-glass{background:rgba(8,18,44,.45)}
.nav.solid{background:rgba(255,250,241,.97)}
.hero .hud.glass{background:rgba(8,18,44,.8)}
.hero-load{background:rgba(8,18,44,.8)}
.drag-hint{background:rgba(8,18,44,.6)}
.prod-bar{background:rgba(255,250,241,.97)}
.modal-bg,.drawer-bg{background:rgba(6,13,32,.74)}
.mobile-bar{background:rgba(10,21,48,.97)!important}
.orb{filter:none!important;opacity:1!important}
.orb-a{background:radial-gradient(closest-side,rgba(255,138,26,.22),transparent)!important}
.orb-b{background:radial-gradient(closest-side,rgba(47,107,255,.32),transparent)!important}
.orb-c{background:radial-gradient(closest-side,rgba(255,122,26,.16),transparent)!important}
.reveal-3d{will-change:auto}
.pulse{animation:none;position:relative;box-shadow:none}
.pulse::after{content:"";position:absolute;inset:0;border-radius:50%;background:var(--green);animation:pulse2 2s ease-out infinite}
@keyframes pulse2{to{transform:scale(2.6);opacity:0}}
.mini-panel::after{display:none}
.card,.res-card,.sys-diagram,.step{transform-style:flat}
.card-media img{transform:none}
.card:hover .card-media img{transform:scale(1.05)}
.card{transition:box-shadow .4s,transform .3s ease-out}
/* loops pause while their section is off-screen (class toggled by main.js) */
.is-off,.is-off *,.is-off *::before,.is-off *::after{animation-play-state:paused!important}

/* ===== Hero: frames mode (default) + live 3D on demand ===== */
.hero-frames{position:absolute;inset:0;overflow:hidden;background:#9fb3cc url(../assets/frames/d-noon.webp) center/cover}
.hero-frames img{position:absolute;inset:-2%;width:104%;height:104%;object-fit:cover;opacity:0;user-select:none;pointer-events:none;animation:drift 38s ease-in-out infinite alternate}
@keyframes drift{from{transform:scale(1) translate3d(0,0,0)}to{transform:scale(1.045) translate3d(-1.2%,-.8%,0)}}
#scene3d{opacity:0;transition:opacity .9s ease;pointer-events:none}
.live3d #scene3d{pointer-events:auto}
.scene-ready #scene3d{opacity:1}
.scene-ready .hero-frames{opacity:0;transition:opacity .9s ease .2s}
.hero-load{display:none}
.live3d-loading .hero-load{display:flex}
.drag-hint{display:none!important}
.live3d.scene-ready .drag-hint{display:flex!important}
.hud-btns{display:flex;gap:8px;align-items:center}
.hud-3d{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.14);color:#fff;font-weight:700;font-size:.8rem;transition:background .2s}
.hud-3d:hover{background:rgba(255,182,39,.9);color:#2a1300}
.hud-3d svg{font-size:1.05rem}
.hud-3d:disabled{opacity:.5;cursor:progress}
.live3d.scene-ready .hud-3d{display:none}
@media (max-width:760px){
  .hero-frames{inset:0 0 auto;height:62svh;background-image:url(../assets/frames/m-noon.webp)}
  .hero-frames::after{content:"";position:absolute;inset:auto 0 0;height:40%;background:linear-gradient(transparent,rgba(6,13,32,.9))}
}
/* capture mode (offline rendering of the frames) */
.capture body>*:not(main),.capture .hero>*:not(canvas),.capture main>*:not(.hero){display:none!important}
.capture #scene3d{position:fixed!important;left:0;top:0;opacity:1!important;inset:auto}
.capture-d #scene3d{width:1600px!important;height:900px!important}
.capture-m #scene3d{width:390px!important;height:524px!important}
.capture .hero::after{display:none}
/* Lenis smooth scroll */
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}
.lenis.lenis-stopped{overflow:hidden}
/* HUD bar (wide screens): time + buttons in one roomy column */
@media (min-width:1180px){
  .hero .hud{width:min(800px,calc(100% - 710px));grid-template-columns:auto minmax(140px,1fr) auto}
  .hero .hud-top{gap:12px}
  .hero .hud-3d span{white-space:nowrap}
}
@media (min-width:1180px) and (max-width:1380px){ .hero .hud-3d span{display:none} .hero .hud-3d{width:40px;padding:0;justify-content:center} }
/* ===== Mobile polish ===== */
@media (max-width:760px){
  .hero-frames{height:50svh}
  #scene3d{height:50svh}
  .hero-inner{padding:41svh 0 18px}
  .hero h1{font-size:clamp(2rem,9vw,2.5rem);margin:14px 0 12px}
  .hero-sub{font-size:.98rem}
  .hero-ctas{margin:20px 0 18px;gap:10px}
  .hero-ctas .btn{padding:.9em 1em;font-size:.95rem}
  .hero-trust{gap:10px 16px;font-size:.82rem}
  .eyebrow{font-size:.78rem;padding:.45em .85em}
  .hud{margin:6px 16px 26px}
  .hud-3d span{display:none}
  .hud-3d{width:40px;padding:0;justify-content:center}
  .scroll-cue{display:none}
  .section{padding:72px 0}
  .sec-head{margin-bottom:36px}
  .sec-head h2{font-size:clamp(1.7rem,7.4vw,2.2rem)}
  .sec-head p{font-size:.98rem}
  main{padding-bottom:4px}
}
.hero-frames img{inset:0;width:100%;height:100%;animation-name:drift2}
@keyframes drift2{from{transform:scale(1.04) translate3d(0,0,0)}to{transform:scale(1.09) translate3d(-1.5%,-1%,0)}}
.hero-frames::after{z-index:3}
@media (max-width:1179px){ .hero .hud{top:auto} }
@media (max-width:760px){ .hero .hud{position:relative;top:auto;bottom:auto;right:auto;left:auto;width:auto} }
.calc>*,.sys-panel>*,.reviews-wrap>*,.contact-grid>*,.res-cards>*{min-width:0}
.nav.solid{background:#fffaf1}
@media (max-width:760px){
  .calc-inputs{padding:20px}
  .calc-label output{font-size:1.7rem}
  .res-hero{padding:22px}
  .res-kw{font-size:3.4rem}
  .res-card{padding:13px}
  .res-card b{font-size:1.12rem}
  .chart-card{padding:16px}
  .flip{height:200px}
  .flip-face{padding:22px}
  .eligible{padding:22px}
  .sys-tabs{width:100%;justify-content:space-between}
  .sys-tabs button{flex:1;justify-content:center;padding:.7em .5em}
  .sys-info h3{font-size:1.5rem}
  .contact-form{padding:22px}
  .map-card{height:200px}
}
#savingsChart{height:auto;aspect-ratio:612/232}
.prod-more{display:flex;justify-content:center;margin-top:26px}
.prod-more[hidden]{display:none}
.flip-face.front .flip-num{font-size:clamp(2.4rem,9vw,3.4rem);line-height:1.1;margin:auto 0 6px}
@media (max-width:760px){.card-tag{font-size:.64rem;left:8px;top:8px;padding:.28em .6em}.card-brand{font-size:.66rem}.price b{font-size:1.02rem}}
@media (max-width:760px){.reviews-wrap{gap:0}.ring-stage{height:300px;margin-top:8px}.ring{transform-origin:50% 50%}.ring-hint{bottom:-6px}.rating-card{padding:22px}}
.map-facade{display:grid;place-items:center;background:radial-gradient(circle at 30% 30%,rgba(255,182,39,.18),transparent 55%),repeating-linear-gradient(45deg,rgba(255,255,255,.035) 0 2px,transparent 2px 22px),repeating-linear-gradient(-45deg,rgba(255,255,255,.035) 0 2px,transparent 2px 22px),#0f1c3d}
.map-facade-in{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;padding:16px}
.map-pin{width:34px;height:34px;color:var(--sun)}
.map-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}

/* ===== Hero headline: bold, high-contrast, animated (same words) ===== */
.hero-copy{position:relative;isolation:isolate}
.hero-copy::before{content:"";position:absolute;inset:-90px -160px -60px -140px;z-index:-1;pointer-events:none;background:radial-gradient(closest-side,rgba(6,13,32,.62),rgba(6,13,32,.28) 60%,transparent)}
.hero .hero-title{font-size:clamp(2.9rem,6.4vw,5.9rem);line-height:.98;letter-spacing:-.035em;font-weight:800;margin:22px 0 18px;text-shadow:none}
html[lang="hi"] .hero .hero-title{line-height:1.12;letter-spacing:0}
.ht-1{color:#fff;text-shadow:0 2px 1px rgba(0,0,0,.12),0 14px 44px rgba(0,0,0,.5)}
.ht-1 .w{display:inline-block;overflow:hidden;vertical-align:top;padding:0 .02em .1em;margin-bottom:-.1em}
.ht-1 .w>span{display:inline-block;will-change:transform}
.ht-2{position:relative;display:inline-block;padding-bottom:.12em}
.ht-gold{background:linear-gradient(100deg,#fff6cf 0%,#ffd25a 20%,#ffae1f 42%,#ff7a1a 68%,#ff6b5a 86%,#ffd25a 100%);background-size:220% 100%;background-position:0% 0;-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 8px 30px rgba(255,140,20,.38));animation:goldsweep 8s ease-in-out 2.4s infinite}
@keyframes goldsweep{0%{background-position:0% 0}18%{background-position:100% 0}19%,100%{background-position:0% 0}}
.ht-swoosh{position:absolute;left:0;right:2%;bottom:-.05em;width:98%;height:.26em;overflow:visible}
.ht-swoosh path{fill:none;stroke:url(#gSwoosh);stroke-width:7;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:0}
.hero-rotator{display:inline-flex;align-items:center;gap:10px;margin:2px 0 18px;padding:7px 18px 7px 7px;border-radius:999px;background:rgba(8,18,44,.6);border:1px solid rgba(255,255,255,.16);box-shadow:0 12px 30px -12px rgba(0,0,0,.5)}
.hr-dot{width:32px;height:32px;flex:none;border-radius:50%;display:grid;place-items:center;background:var(--grad-sun);color:#2a1300;font-size:1rem}
.hr-window{display:block;height:1.5em;overflow:hidden;font-family:var(--ff-d);font-weight:700;font-size:clamp(1.02rem,1.5vw,1.3rem);color:#fff}
.hr-track{display:flex;flex-direction:column;animation:rotline 11s cubic-bezier(.75,0,.25,1) infinite}
.hr-track span{display:block;height:1.5em;line-height:1.5em;white-space:nowrap}
@keyframes rotline{0%,20%{transform:translateY(0)}25%,45%{transform:translateY(-1.5em)}50%,70%{transform:translateY(-3em)}75%,95%{transform:translateY(-4.5em)}100%{transform:translateY(-6em)}}
.hero .hero-sub{font-size:clamp(1rem,1.25vw,1.12rem);max-width:520px;color:rgba(255,255,255,.84);line-height:1.6}
@media (max-width:760px){
  .hero .hero-title{font-size:clamp(2.35rem,10.5vw,2.9rem);margin:12px 0 12px}
  .hero-copy::before{inset:-30px -40px -20px -40px}
  .hero-rotator{margin-bottom:14px}
}
.live3d-loading .hero-load{display:none!important}
.ht-1{text-shadow:none;filter:drop-shadow(0 10px 28px rgba(0,0,0,.5))}
.hero .hero-title{font-size:clamp(2.8rem,5.3vw,5rem)}
@media (max-width:760px){ .hero .hero-title{font-size:clamp(2.3rem,10.2vw,2.8rem)} }
.scene-ready .hero-frames{visibility:hidden;transition:opacity .9s ease .2s,visibility 0s linear 1.2s}.scene-ready .hero-frames img{animation:none}

/* ---------- phones + branches (Lucknow / Azamgarh) ---------- */
.ct-phones{display:flex;flex-wrap:wrap;gap:4px 18px;font-weight:600}
.ct-phones a:hover{color:var(--sun)}
.branches{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:0 0 14px}
.branch{border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:14px;background:rgba(255,255,255,.04);display:flex;flex-direction:column;gap:8px;transition:border-color .25s,background .25s}
.branch.on{border-color:rgba(255,182,39,.6);background:rgba(255,182,39,.07)}
.br-head{display:flex;gap:10px;align-items:center}
.br-head b{display:block;font-size:1.05rem}
.br-head small{display:block;opacity:.65;font-size:.78rem}
.br-pin svg{width:34px;height:34px;padding:8px;border-radius:10px;background:rgba(255,182,39,.14);color:var(--sun)}
.branch p{margin:0;font-size:.86rem;line-height:1.45;opacity:.82;flex:1}
.br-act{display:flex;gap:8px;flex-wrap:wrap}
.br-btn{font:inherit;font-size:.8rem;font-weight:600;padding:7px 12px;border-radius:99px;border:1px solid rgba(255,255,255,.18);background:transparent;color:inherit;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.br-btn:hover{background:var(--sun);border-color:var(--sun);color:#1b1300}
.foot-br{display:block;margin-bottom:8px}
.foot-br b{display:block}
.foot-phones a{display:block}
@media (max-width:560px){.branches{grid-template-columns:1fr}}

/* ---------- scroll smoothness pass ----------
   - product grid: no 3D rendering context per card (dozens of extra GPU layers while scrolling);
     the hover tilt still works because it carries its own perspective()
   - gold headline sweep: plays a few times on arrival instead of repainting forever behind the live 3D
   - step cards: no 3D context either (text stays crisp while the process track moves) */
.prod-grid{perspective:none}
.card{transform-style:flat}
.card-media img{transform:none!important}
.card:hover .card-media img{transform:scale(1.05)!important}
.ht-gold{animation-iteration-count:3}
.step{transform-style:flat}
.reveal-3d{backface-visibility:visible}

/* ---------- Solar in action — cinematic reel (V2 preview only) ---------- */
.reel-sec{display:none}
.v2 .reel-sec{display:block;background:radial-gradient(1200px 500px at 50% 0%,rgba(255,170,40,.10),transparent 60%),#070d1f}
.reel{position:relative;aspect-ratio:16/9;max-height:78vh;width:100%;margin:0 auto;border-radius:28px;overflow:hidden;background:#0b1328;box-shadow:0 40px 90px -30px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.08)}
.reel-v{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .9s ease;transform:translateZ(0)}
.reel-v.on{opacity:1}
.reel-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,9,24,0) 45%,rgba(4,9,24,.82) 100%);pointer-events:none}
.reel-cap{position:absolute;left:clamp(18px,4vw,44px);right:90px;bottom:clamp(16px,3.5vw,38px);display:flex;gap:18px;align-items:flex-end;color:#fff}
.reel-no{font:800 clamp(2.4rem,6vw,4.6rem)/.8 Sora,system-ui,sans-serif;background:linear-gradient(180deg,#ffd25a,#ff7a1a);-webkit-background-clip:text;background-clip:text;color:transparent}
.reel-cap b{display:block;font:700 clamp(1.15rem,2.6vw,2rem)/1.15 Sora,system-ui,sans-serif;letter-spacing:-.01em}
.reel-cap p{margin:.35em 0 0;opacity:.82;font-size:clamp(.85rem,1.4vw,1.02rem);max-width:52ch}
.reel-cap.swap b,.reel-cap.swap p,.reel-cap.swap .reel-no{animation:reelIn .7s cubic-bezier(.2,.8,.2,1) both}
.reel-cap.swap p{animation-delay:.08s}
@keyframes reelIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.reel-play{position:absolute;right:clamp(14px,3vw,30px);bottom:clamp(14px,3vw,30px);width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(8,14,32,.55);color:#fff;display:grid;place-items:center;cursor:pointer;transition:background .2s,transform .2s}
.reel-play:hover{background:var(--sun);color:#1b1300;transform:scale(1.06)}
.reel-play svg{width:18px;height:18px}
.reel-chips{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-top:16px}
.reel-chip{position:relative;display:flex;flex-direction:column;gap:8px;padding:0;border:0;background:none;color:#fff;text-align:left;cursor:pointer;font:inherit}
.reel-chip .th{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:#0b1328 center/cover;box-shadow:0 0 0 1px rgba(255,255,255,.1);transition:transform .3s cubic-bezier(.2,.8,.2,1),box-shadow .3s}
.reel-chip .th::after{content:"";position:absolute;inset:0;background:rgba(4,9,24,.45);transition:background .3s}
.reel-chip:hover .th{transform:translateY(-3px)}
.reel-chip.on .th{box-shadow:0 0 0 2px var(--sun)}
.reel-chip.on .th::after,.reel-chip:hover .th::after{background:rgba(4,9,24,0)}
.reel-chip span{font-size:.82rem;font-weight:600;opacity:.7;line-height:1.25}
.reel-chip.on span{opacity:1}
.reel-chip i{position:absolute;left:0;bottom:0;height:3px;width:0;background:linear-gradient(90deg,#ffd25a,#ff7a1a);z-index:1}
.reel-credit{margin:14px 0 0;font-size:.75rem;opacity:.45;text-align:right}
@media (max-width:760px){
  .reel{border-radius:18px;max-height:none}
  .reel-cap{right:70px;gap:12px}
  .reel-play{width:42px;height:42px}
  .reel-chips{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:10px;padding-bottom:6px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .reel-chips::-webkit-scrollbar{display:none}
  .reel-chip{flex:0 0 42%;scroll-snap-align:start}
}
@media (min-width:761px){.reel{max-height:min(78vh,calc(100vh - 230px))}}
@media (max-width:560px){.reel-cap p{display:none}.reel-cap{gap:10px;bottom:14px;left:16px}.reel-no{font-size:2rem}.reel-cap b{font-size:1.05rem}.reel-chip span{font-size:.78rem}}

/* ---------- V2 hero: cinematic solar footage instead of the 3D scene ---------- */
.hero-video{display:none}
.v2 .hero-frames,.v2 #scene3d,.v2 #heroLoad,.v2 .hero .hud,.v2 .drag-hint{display:none!important}
.v2 .hero-video{display:block;position:absolute;inset:0;overflow:hidden;background:#0b1328 center/cover no-repeat}
.hero-video .hv{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1.1s ease;transform:scale(1.0);will-change:opacity,transform}
.hero-video .hv.on{opacity:1;animation:hvPush 7.5s linear both}
@keyframes hvPush{from{transform:scale(1.0)}to{transform:scale(1.07)}}
/* legibility: deep navy from the left where the headline sits, soft vignette, fade into the page */
.v2 .hero-video::after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(90deg,rgba(5,11,28,.88) 0%,rgba(5,11,28,.62) 34%,rgba(5,11,28,.12) 62%,rgba(5,11,28,.05) 100%),
             linear-gradient(180deg,rgba(5,11,28,.45) 0%,transparent 22%,transparent 72%,rgba(5,11,28,.85) 100%)}
.v2 .hero-copy::before{opacity:.55}
@media (prefers-reduced-motion:reduce){.hero-video .hv.on{animation:none}}
@media (max-width:760px){
  .v2 .hero-video{inset:0 0 auto;height:50svh}
  .v2 .hero-video::after{background:linear-gradient(180deg,rgba(5,11,28,.35) 0%,transparent 30%,transparent 55%,rgba(6,13,32,.95) 100%)}
}
.v2 .hero::after{display:none}

/* "Find your fit": photoreal mini-renders on the tabs */
.sys-tabs .sys-ic{height:34px;width:44px;object-fit:contain;flex:none;filter:drop-shadow(0 3px 4px rgba(13,23,51,.18));transition:transform .3s var(--ease)}
.sys-tabs button.on .sys-ic,.sys-tabs button:hover .sys-ic{transform:translateY(-2px) scale(1.08)}
.sys-diagram image{transition:opacity .4s}
@media (max-width:560px){.sys-tabs .sys-ic{height:26px;width:32px}}

/* =================== EXTRAS (prices, EMI, quiz, assumptions, paperwork, trust, projects) =================== */
/* prices */
.prices-sec{background:linear-gradient(180deg,#fffaf1,#fff)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.price-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;display:flex;flex-direction:column;gap:10px;box-shadow:0 14px 40px -28px rgba(13,23,51,.35);transition:transform .3s var(--ease),box-shadow .3s}
.price-card:hover{transform:translateY(-4px);box-shadow:0 24px 50px -28px rgba(13,23,51,.45)}
.price-card.hot{border:2px solid #ffb627;box-shadow:0 24px 60px -30px rgba(255,138,26,.6)}
.pc-badge{position:absolute;top:-12px;left:20px;background:linear-gradient(90deg,#ffd25a,#ff8a1a);color:#2a1300;font-weight:800;font-size:.72rem;padding:.35em .8em;border-radius:99px;letter-spacing:.03em}
.pc-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.pc-top b{font:800 2.2rem/1 var(--ff-d);color:var(--ink)}.pc-top b small{font-size:1rem;color:var(--muted)}
.pc-top span{font-size:.8rem;color:var(--muted)}
.pc-row{display:flex;justify-content:space-between;font-size:.9rem;color:var(--muted)}
.pc-row s{color:#8a93a6}.pc-row.sub b{color:#16a34a}
.pc-net{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0;border-top:1px dashed var(--line);border-bottom:1px dashed var(--line)}
.pc-net span{font-weight:700;color:var(--ink)}.pc-net b{font:800 1.6rem var(--ff-d);color:#ff7a1a}
.pc-meta{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:.85rem;color:var(--ink);flex:1}
.pc-meta li{display:flex;gap:8px;align-items:center}.pc-meta svg{width:16px;height:16px;color:#16a34a;flex:none}
.price-fine{font-size:.78rem;color:var(--muted);margin:16px 0 0;max-width:90ch}
/* EMI */
.emi{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;margin-top:40px;background:#0d1733;color:#fff;border-radius:28px;padding:clamp(20px,3vw,36px);box-shadow:0 30px 70px -40px rgba(13,23,51,.8)}
.emi h3{font:800 clamp(1.3rem,2.2vw,1.7rem)/1.2 var(--ff-d);margin:.3em 0 .8em}
.emi-sizes{display:inline-flex;gap:6px;background:rgba(255,255,255,.08);padding:5px;border-radius:99px;margin-bottom:14px}
.emi-sizes button{font:inherit;font-weight:700;border:0;background:none;color:#fff;padding:.5em 1.1em;border-radius:99px;cursor:pointer;opacity:.7}
.emi-sizes button.on{background:#ffb627;color:#2a1300;opacity:1}
.emi-f{display:block;margin:10px 0 14px}.emi-f>span{display:flex;justify-content:space-between;font-size:.88rem;opacity:.85;margin-bottom:6px}.emi-f b{color:#ffd25a}
.emi-f input{width:100%}
.emi-out{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:8px}
.emi-out>div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:12px}
.emi-out small{display:block;font-size:.72rem;opacity:.7}.emi-out b{font:800 1.15rem var(--ff-d)}
.emi-out .hl{background:linear-gradient(135deg,#ffd25a,#ff8a1a);color:#2a1300;border:0}
.emi-note{font-size:.88rem;margin:14px 0 0;color:#a7f3c0}
.emi-r h4{font:700 1.05rem var(--ff-d);margin:0 0 12px}
.emi-steps{margin:0;padding:0;list-style:none;counter-reset:s;display:grid;gap:12px}
.emi-steps li{counter-increment:s;position:relative;padding-left:40px;font-size:.88rem;line-height:1.45}
.emi-steps li::before{content:counter(s);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;background:rgba(255,182,39,.18);color:#ffd25a;display:grid;place-items:center;font-weight:800}
.emi-steps b{display:block}.emi-steps span{opacity:.75}
.emi-fine{font-size:.74rem;opacity:.55;margin:14px 0 0}
/* quiz */
.sys-quiz{max-width:760px;margin:0 auto 26px}
.quiz-in{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px 20px;box-shadow:0 14px 40px -30px rgba(13,23,51,.4)}
.quiz-h{display:flex;gap:12px;align-items:center;margin-bottom:12px}
.quiz-h>svg{width:38px;height:38px;padding:8px;border-radius:12px;background:#fff3d6;color:#ff8a1a;flex:none}
.quiz-h b{display:block;color:var(--ink)}.quiz-h small{color:var(--muted)}
.quiz-q{display:flex;gap:10px;align-items:baseline}.quiz-q p{margin:0;font-weight:700;color:var(--ink)}
.quiz-n{font-size:.75rem;font-weight:800;color:#ff8a1a}
.quiz-a{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.quiz-a button{font:inherit;font-size:.88rem;font-weight:600;border:1px solid var(--line);background:#f7f8fb;color:var(--ink);padding:.6em 1em;border-radius:99px;cursor:pointer;transition:all .2s}
.quiz-a button:hover{border-color:#ffb627;background:#fff7e6;transform:translateY(-1px)}
.quiz-res small{color:var(--muted)}.quiz-res b{display:block;font:800 1.5rem var(--ff-d);color:#ff7a1a}.quiz-res p{margin:4px 0 12px;color:var(--ink)}
.quiz-cta{display:flex;gap:8px;flex-wrap:wrap}
.btn-glass-d{background:#f1f3f8;color:var(--ink);border:1px solid var(--line)}
/* calculator transparency */
.calc-assume{margin-top:22px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 18px}
.calc-assume summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:10px;padding:16px 0;font-weight:700;color:var(--ink)}
.calc-assume summary::-webkit-details-marker{display:none}
.calc-assume summary svg{width:20px;height:20px;color:#ff8a1a}
.calc-assume summary::after{content:"+";margin-left:auto;font-size:1.3rem;color:var(--muted);transition:transform .3s}
.calc-assume[open] summary::after{transform:rotate(45deg)}
.ca-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding-bottom:6px}
.ca-grid>div,.ca-in{background:#f7f8fb;border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:4px}
.ca-grid b{font:800 1.05rem var(--ff-d);color:var(--ink)}.ca-grid small{font-size:.76rem;color:var(--muted);line-height:1.35}
.ca-in span{font-size:.78rem;font-weight:700;color:var(--ink)}
.ca-in input{font:800 1.1rem var(--ff-d);border:1px solid #ffb627;border-radius:10px;padding:.35em .6em;width:100%;background:#fff;color:var(--ink)}
.ca-fine{font-size:.76rem;color:var(--muted);margin:10px 0 16px}
/* paperwork */
.paper-sec{background:#f5f7fb}
.paper-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:32px;align-items:start}
.paper-steps{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:12px}
.paper-steps li{display:grid;grid-template-columns:36px 1fr auto;gap:14px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 16px}
.ps-n{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#ffd25a,#ff8a1a);color:#2a1300;display:grid;place-items:center;font-weight:800}
.paper-steps b{color:var(--ink)}.paper-steps p{margin:2px 0 0;font-size:.88rem;color:var(--muted)}
.paper-steps em{font-style:normal;font-size:.74rem;font-weight:700;color:#16a34a;background:#eafaf0;padding:.3em .7em;border-radius:99px;white-space:nowrap}
.paper-fine{font-size:.76rem;color:var(--muted);margin-top:10px}
.doc-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 20px 50px -34px rgba(13,23,51,.45);position:sticky;top:96px}
.doc-card h3{display:flex;gap:10px;align-items:center;font:800 1.2rem var(--ff-d);margin:0 0 12px;color:var(--ink)}
.doc-card h3 svg{width:22px;height:22px;color:#ff8a1a}
.doc-list{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:4px}
.doc-list label{display:flex;gap:10px;align-items:flex-start;padding:8px;border-radius:10px;cursor:pointer;font-size:.9rem;color:var(--ink)}
.doc-list label:hover{background:#f7f8fb}
.doc-list input{width:18px;height:18px;accent-color:#16a34a;margin-top:2px;flex:none}
.doc-list input:checked+span{text-decoration:line-through;color:var(--muted)}
.doc-act{display:flex;gap:8px;flex-wrap:wrap}
/* trust */
.trust-sec{background:#fff}
.verify-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.verify-card{display:flex;gap:14px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff;transition:border-color .2s,transform .2s,box-shadow .2s}
.verify-card:hover{border-color:#ffb627;transform:translateY(-2px);box-shadow:0 16px 40px -30px rgba(13,23,51,.5)}
.vc-ic svg{width:42px;height:42px;padding:10px;border-radius:12px;background:#eef4ff;color:#2f6bff}
.verify-card small{display:block;font-size:.74rem;color:var(--muted)}.verify-card b{display:block;color:var(--ink);font-size:.98rem}
.verify-card em{font-style:normal;font-size:.76rem;color:#ff7a1a;font-weight:700}
.promise-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px}
.promise{background:linear-gradient(160deg,#fff8ea,#fff);border:1px solid #ffe6b8;border-radius:20px;padding:20px}
.pr-ic svg{width:40px;height:40px;padding:9px;border-radius:12px;background:#ffb627;color:#2a1300}
.promise b{display:block;margin:12px 0 6px;color:var(--ink);font-size:1.02rem}.promise p{margin:0;font-size:.86rem;color:var(--muted)}
/* projects */
.proj-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.proj{border-radius:20px;overflow:hidden;background:#fff;border:1px solid var(--line)}
.proj img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.proj-b{padding:14px 16px}.proj-b>b{display:block;color:var(--ink)}.proj-b>span{font-size:.82rem;color:var(--muted)}
.proj-bill{display:flex;gap:18px;margin-top:10px}.proj-bill small{display:block;font-size:.72rem;color:var(--muted)}.proj-bill s{color:#c2410c}.proj-bill b{color:#16a34a}
/* responsive */
@media (max-width:1000px){.price-grid{grid-template-columns:repeat(2,1fr)}.emi{grid-template-columns:1fr}.paper-grid{grid-template-columns:1fr}.doc-card{position:static}.promise-grid{grid-template-columns:repeat(2,1fr)}.ca-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.price-grid{grid-template-columns:1fr}.promise-grid{grid-template-columns:1fr}.emi-out{grid-template-columns:1fr 1fr}.emi-out .hl{grid-column:1/-1;order:-1}.paper-steps li{grid-template-columns:32px 1fr}.paper-steps em{grid-column:2;justify-self:start}.ca-grid{grid-template-columns:1fr}}
/* print only the document checklist */
@media print{.print-docs body *{visibility:hidden}.print-docs #docCard,.print-docs #docCard *{visibility:visible}.print-docs #docCard{position:absolute;left:0;top:0;width:100%}.print-docs .doc-act{display:none}}

/* footer: 5 columns now (guides & stores added) */
@media (min-width:1001px){.foot-grid{grid-template-columns:1.5fr 1.1fr 1fr 1fr 1.2fr}}

/* =================== static guide / store pages (tools/pages.mjs) =================== */
body.doc{background:#fffaf1;color:var(--ink)}
.doc-nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px max(16px,calc((100% - 1100px)/2));background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.doc-nav .brand-text small{color:var(--muted)}
.doc-links{display:flex;gap:20px;font-weight:600;font-size:.92rem}.doc-links a:hover{color:#ff7a1a}
.doc-act{display:flex;align-items:center;gap:12px}.doc-lang{font-weight:700;color:#2f6bff}
.doc-main{width:min(1100px,100% - 32px);margin:0 auto;padding:22px 0 60px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start}
.doc-crumbs{grid-column:1/-1;font-size:.82rem;color:var(--muted)}.doc-crumbs a{color:#2f6bff}
.doc-article h1{font-size:clamp(1.8rem,4vw,2.6rem);margin:6px 0 12px}
.doc-lead{font-size:1.12rem;line-height:1.6;color:#2b3550}
.doc-upd{font-size:.8rem;color:var(--muted);margin:0 0 18px}
.doc-article h2{font-size:clamp(1.25rem,2.4vw,1.6rem);margin:36px 0 12px}
.doc-article p,.doc-article li{line-height:1.7;color:#2b3550}
.doc-article a{color:#2f6bff;text-decoration:underline;text-underline-offset:2px}
.doc-article .btn{text-decoration:none;color:inherit}.doc-article .btn-sun{color:#2a1300}.doc-article .btn-dark{color:#fff}
.doc-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff}
.doc-table{width:100%;border-collapse:collapse;font-size:.9rem;min-width:640px}
.doc-table th,.doc-table td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
.doc-table th{background:#0d1733;color:#fff;font-weight:700;font-size:.8rem}
.doc-table tr.hot td{background:#fff6e2}
.doc-note{font-size:.8rem;color:var(--muted)}
.doc-steps{padding-left:22px}.doc-steps li{margin-bottom:10px}
.doc-check{list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.doc-check li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px 10px 36px;position:relative}
.doc-check li::before{content:"✓";position:absolute;left:12px;color:#16a34a;font-weight:800}
.doc-faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 16px;margin-bottom:10px}
.doc-faq summary{font-weight:700;cursor:pointer}.doc-faq p{margin:8px 0 0}
.doc-store{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:8px 0 6px}
.doc-store>div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px}
.doc-store b{display:block;margin-bottom:4px}.doc-store p{margin:0 0 10px}.doc-store small{color:var(--muted)}
.doc-cta{position:sticky;top:86px;background:#0d1733;color:#fff;border-radius:22px;padding:22px;display:grid;gap:10px}
.doc-cta b{font:800 1.2rem var(--ff-d)}.doc-cta p{margin:0;opacity:.8;font-size:.9rem}
.doc-more{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:10px;align-items:center;border-top:1px solid var(--line);padding-top:18px}
.doc-more b{margin-right:6px}.doc-more a{background:#fff;border:1px solid var(--line);border-radius:99px;padding:.45em 1em;font-size:.88rem;font-weight:600}
.doc-more a:hover{border-color:#ffb627}
.doc-foot{background:#0d1733;color:rgba(255,255,255,.75);padding:28px 16px;font-size:.86rem}
.doc-foot>div{width:min(1100px,100%);margin:0 auto}.doc-foot b{color:#fff}.doc-foot a{color:#ffd25a}
@media (max-width:900px){.doc-main{grid-template-columns:1fr}.doc-cta{position:static}.doc-links{display:none}.doc-store{grid-template-columns:1fr}.doc-check{grid-template-columns:1fr}}
@media (max-width:520px){.doc-act .btn{padding:.6em .9em;font-size:.8rem}.doc-nav .brand-text small{display:none}}
body.doc .doc-article a,.doc-crumbs a,.doc-lang{color:#1d4fd1}.doc-crumbs a{text-decoration:underline;text-underline-offset:2px}.doc-nav .brand-text small{color:#5b6782}

/* accessibility: contrast + tap targets (Lighthouse) */
.pc-row.sub b,#resTrees,.big-num,.pc-meta svg{color:#15803d}
.pc-net b,.quiz-res b{color:#c2410c}
.pc-row s{color:#5f687c}
.cf-dots button,#cfDots button{min-width:24px;min-height:24px;background-clip:content-box;padding:7px;box-sizing:border-box}
.foot-phones a,.js-phones a{display:inline-block;padding:3px 0;min-height:24px}
.section:not(.dark):not(.reel-sec) .kicker,.trust-sec .kicker,.paper-sec .kicker,.prices-sec .kicker,.card-brand,.quiz-n{color:#b4400c}.paper-steps em{color:#166534}
.prices-sec .emi .kicker{color:#ffb35c}.verify-card em{color:#b4400c}
#prices .emi .kicker{color:#ffb35c}

/* service area (Madhyanchal / Purvanchal) */
.area-block{margin-top:34px;background:#0d1733;color:#fff;border-radius:26px;padding:clamp(20px,3vw,32px)}
.area-block h3{font:800 clamp(1.25rem,2.4vw,1.7rem) var(--ff-d);margin:0 0 6px}
.area-block>p{margin:0 0 18px;opacity:.75}
.area-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.area-col{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:16px}
.area-h{display:flex;justify-content:space-between;gap:10px;align-items:baseline;flex-wrap:wrap;margin-bottom:10px}
.area-h b{font:800 1.15rem var(--ff-d);color:#ffd25a}.area-h span{font-size:.8rem;opacity:.7}
.area-chips{list-style:none;margin:0 0 12px;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.area-chips li{font-size:.8rem;padding:.3em .7em;border-radius:99px;background:rgba(255,255,255,.08)}
.area-col a{font-size:.85rem;font-weight:700;color:#ffd25a}
@media (max-width:760px){.area-grid{grid-template-columns:1fr}}
.doc-chips{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.doc-chips li{background:#fff;border:1px solid var(--line);border-radius:99px;padding:.35em .9em;font-weight:600;font-size:.9rem}
.doc-open{color:#166534;font-size:.9rem}

/* ---------- smoothness: single hero video, plain compositing ---------- */
.hero-video .hv,.hero-video .hv.on{opacity:1;transition:none;animation:none!important;will-change:auto;transform:none}
.v2 .hero-video{background-image:url(../assets/video/hero-loop-poster.webp)}
@media (max-width:760px){.v2 .hero-video{background-image:url(../assets/video/hero-loop-poster-m.webp)}}
/* reel: the waiting layer is removed from compositing (display:none) except during the short cross-fade */
.reel-v{display:none;transition:opacity .6s ease;transform:none}
.reel-v.on,.reel-v.fade-in,.reel-v.fade-out{display:block}
.reel-v.fade-in{opacity:0}

/* ---------- hero intro: clean fade-up, no masks / clip-paths / filters ---------- */
.hero-title .ht-1{display:block}
.ht-1{filter:none!important;text-shadow:0 2px 2px rgba(0,0,0,.22),0 10px 34px rgba(0,0,0,.42)}
.ht-gold{filter:none!important}
.intro .hero .eyebrow,.intro .ht-1,.intro .ht-2,.intro .hero-rotator,.intro .hero-sub,.intro .hero-ctas,.intro .hero-trust{opacity:0;animation:introFallback .6s ease 2.5s forwards}
@keyframes introFallback{to{opacity:1}}
.bill-units{margin:8px 0 0;font-size:.82rem;color:var(--muted)}.pc-fit{margin:-4px 0 2px;font-size:.8rem;color:var(--muted)}.res-card em{display:block;font-style:normal;font-size:.72rem;color:var(--muted);margin-top:4px}

/* ===== Catalogue: brand filter, best-seller badge, "Enquire for price" (no prices shown) ===== */
.brand-chips{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:-6px 0 22px}
.brand-chips .bc-lbl{font-size:.74rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-right:2px}
.bchip{min-height:40px;padding:.45em .95em;border-radius:999px;border:1.5px solid var(--line);background:#fff;font-weight:700;font-size:.84rem;white-space:nowrap;transition:background .25s,border-color .25s,color .25s}
.bchip:hover{border-color:var(--ink)}
.bchip i{font-style:normal;opacity:.55;margin-left:5px;font-size:.8em}
.bchip em{font-style:normal;color:#c26a00}
.bchip.best{border-color:#ffc56b;background:#fff8ec}
.bchip.on{background:var(--n900);color:#fff;border-color:var(--n900)}
.bchip.on em{color:#ffc56b}
.card-best{position:absolute;right:12px;top:12px;z-index:3;font-size:.7rem;font-weight:800;padding:.3em .7em;border-radius:999px;background:#ffb627;color:#3a1d00}
.card-link{color:inherit;text-decoration:none}
.card-link:hover{text-decoration:underline;text-underline-offset:3px}
.card-var{display:block;font-size:.76rem;color:var(--muted);font-weight:600;margin:-2px 0 8px}
.enq-btn{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:.5em 1em;border-radius:12px;background:var(--n900);color:#fff;font-weight:800;font-size:.84rem;text-decoration:none;line-height:1.15;transition:background .25s,transform .25s}
.enq-btn:hover{background:#16285a;transform:translateY(-1px)}
.m-best{display:inline-block;font-family:var(--ff-b);font-size:.74rem;font-weight:800;padding:.3em .7em;border-radius:999px;background:#ffb627;color:#3a1d00;margin-right:8px;vertical-align:middle}
.m-more{display:flex;gap:16px;flex-wrap:wrap;margin:0 0 14px;font-weight:700;font-size:.9rem}
.m-more a{color:#b4400c;text-decoration:none}.m-more a:hover{text-decoration:underline}
@media (max-width:760px){
  .brand-chips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin:-4px -16px 18px;padding:2px 16px}
  .brand-chips::-webkit-scrollbar{display:none}
  .card-best{right:8px;top:auto;bottom:8px;font-size:.62rem;padding:.25em .55em}
  .enq-btn{font-size:.74rem;padding:.45em .7em;min-height:36px;border-radius:10px}
  .card-var{font-size:.68rem}
}

/* ===== Product / brand / catalogue pages (products/…) ===== */
.pd{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:start;margin:8px 0 6px}
.pd-gal{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.pd-gal img{width:100%;height:auto;border-radius:18px;background:#eef1f5;border:1px solid var(--line)}
.pd-gal img:first-child{grid-column:1/-1}
.pd-info{display:grid;gap:12px}
.pd-meta{margin:0;font-size:.82rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#b4400c}
.pd-meta a{color:#1d4fd1}
.pd-best{display:inline-block;margin-left:6px;background:#ffb627;color:#3a1d00;border-radius:99px;padding:.2em .7em;font-size:.72rem;letter-spacing:0}
.pd-tag{margin:0;font:800 1.15rem var(--ff-d);color:var(--ink)}
.pd-var{margin:0;display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:.9rem}
.pd-var span{background:#f2f5fb;border:1px solid var(--line);border-radius:99px;padding:.25em .75em;font-weight:600;font-size:.84rem}
.pd-price{margin:4px 0 0;font:800 1.3rem var(--ff-d);color:var(--ink)}
.pd-cta{display:flex;flex-wrap:wrap;gap:10px;margin:0}
.doc-table.pd-specs{min-width:0}
.pd-specs th,.pd-specs td{white-space:normal;vertical-align:top}
.pd-specs th{background:#f5f7fb;color:var(--ink);width:38%;font-size:.86rem}
.pd-why{padding-left:1.2em;display:grid;gap:6px}
.pc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px;margin:6px 0 10px}
body.doc .doc-article a.pc-card{display:flex;flex-direction:column;gap:4px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px 10px 12px;text-decoration:none;color:var(--ink);transition:border-color .2s,transform .2s,box-shadow .2s}
body.doc .doc-article a.pc-card:hover{border-color:#ffb627;transform:translateY(-2px);box-shadow:0 14px 30px -20px rgba(13,23,51,.4)}
.pc-card img{width:100%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:12px;background:#eef1f5;margin-bottom:4px}
.pc-card .pc-b{font-size:.68rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:#b4400c}
.pc-card b{font-size:.88rem;line-height:1.3}
.pc-card em{font-style:normal;font-size:.78rem;font-weight:700;color:#1d4fd1;margin-top:auto}
.pc-brands{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
body.doc .doc-article .pc-brands a{background:#fff;border:1px solid var(--line);border-radius:99px;padding:.4em .9em;font-size:.86rem;font-weight:700;text-decoration:none;color:var(--ink)}
.doc-article h2[id]{scroll-margin-top:90px}
@media (max-width:700px){.pd{grid-template-columns:1fr}.pc-grid{grid-template-columns:repeat(2,1fr);gap:10px}}
body.doc .doc-article a.btn{text-decoration:none}
body.doc .doc-article a.btn-sun{color:#2a1300}
body.doc .doc-article a.btn-dark{color:#fff}
.doc-main>*{min-width:0}
@media (max-width:900px){.doc-main{grid-template-columns:minmax(0,1fr)}}
@media (max-width:700px){.pd-info{order:-1}.pd-gal img:first-child{width:78%;justify-self:center}}

/* "approx." labels on estimated amounts — small, regular weight, beside the number */
.apx{font-size:.62em;font-weight:400;font-family:var(--ff-b);text-transform:none;letter-spacing:0;opacity:.75;vertical-align:baseline}
.res-card .apx{display:inline;font-size:.8rem;margin:0 2px 0 0;color:inherit;text-transform:none;letter-spacing:0;font-weight:400}
.res-card b{white-space:nowrap}
.chart-head .apx{margin-left:auto;margin-right:6px;font-size:.8rem}
.pc-row .apx,.pc-meta .apx,#emiNote .apx{font-size:.85em;opacity:.8}
/* EMI sizes 1–10 kW: two rows of five */
.emi-sizes{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;border-radius:18px;width:100%;max-width:440px}
.emi-sizes button{padding:.55em .4em;min-height:40px;white-space:nowrap;border-radius:12px}
.emi-sizes button:hover{opacity:1}
.emi-out .apx{display:inline;font-size:.62em;margin:0 2px 0 0;opacity:.75;font-weight:400;color:inherit}

/* Product photo zoom (js/zoom.js): hover on desktop, tap + drag on phones */
[data-zoom]{position:relative;overflow:hidden;cursor:zoom-in}
[data-zoom] img{transition:transform .25s ease}
[data-zoom].zooming img{transform:scale(2.2);cursor:zoom-out}
@media (hover:none){[data-zoom].zooming{touch-action:none}}
@media (prefers-reduced-motion:reduce){[data-zoom] img{transition:none}}
.pd-z{display:block;border-radius:18px;border:1px solid var(--line);background:#eef1f5}
.pd-gal .pd-z img{display:block;width:100%;height:auto;border:0;border-radius:0;background:none}
.pd-gal .pd-z:first-child{grid-column:1/-1}
.pd-zhint{margin:4px 0 0;font-size:.78rem;color:var(--muted);grid-column:1/-1}
@media (max-width:700px){.pd-gal .pd-z:first-child{width:78%;justify-self:center}.pd-gal img:first-child{width:100%}}
/* EMI: custom size box (above 10 kW) */
.emi-custom{display:flex;align-items:center;gap:10px;margin:-4px 0 16px;font-size:.9rem;color:rgba(255,255,255,.8)}
.emi-custom input{width:110px;min-height:42px;padding:.45em .8em;border-radius:12px;border:1.5px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;font:inherit;font-weight:700}
.emi-custom input::placeholder{color:rgba(255,255,255,.45);font-weight:500}
.emi-custom input:focus{outline:none;border-color:#ffb627;box-shadow:0 0 0 3px rgba(255,182,39,.25)}
.emi-custom b{color:#fff}