/* ============================================================
   VINAYAK AGNIPEAK LLP — Corporate Website  v2
   Theme: "Showroom Light" — porcelain white + flame orange,
   deep-navy ink, product-first premium corporate look
   ============================================================ */

:root{
  --bg:#F5F7FA;
  --surface:#FFFFFF;
  --tint:#EDF1F6;             /* alternate section */
  --line:#E2E8F0;
  --ink:#0F1A28;              /* headings / navy ink */
  --text:#22303F;
  --muted:#5D6C7C;
  --flame:#F25B04;
  --flame-deep:#D14A00;
  --ember:#FFA51E;
  --butane:#1B74DE;
  --flame-grad:linear-gradient(100deg,#FF7A1A 0%,#F25B04 55%,#E14A00 100%);
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 22px 44px -20px rgba(15,26,40,.22);
  --shadow-sm:0 6px 18px -8px rgba(15,26,40,.14);
  --glow:0 14px 34px -10px rgba(242,91,4,.45);
  --wrap:1180px;
  --t:all .3s cubic-bezier(.4,0,.2,1);
  --font-display:'Archivo',sans-serif;
  --font-body:'Manrope',sans-serif;
  --font-utility:'Space Grotesk',monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.68;font-size:16.5px;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:rgba(242,91,4,.22)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}

/* ---------- Typography ---------- */
h1,h2,h3,.display{font-family:var(--font-display);font-weight:800;letter-spacing:-.015em;line-height:1.1;color:var(--ink);text-transform:uppercase}
.eyebrow{font-family:var(--font-utility);font-size:.74rem;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:var(--flame);display:flex;align-items:center;gap:14px;margin-bottom:18px}
.eyebrow::before{content:'';width:34px;height:3px;border-radius:2px;background:var(--flame-grad);flex:none}
.lede{color:var(--muted);font-size:1.06rem;max-width:62ch}
.accent{background:var(--flame-grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{max-width:var(--wrap);margin:0 auto;padding:0 28px;height:76px;display:flex;align-items:center;gap:34px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.brand-mark{width:42px;height:42px;flex:none}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:1.02rem;letter-spacing:.03em;text-transform:uppercase;line-height:1.05;color:var(--ink)}
.brand-name small{display:block;font-family:var(--font-utility);font-weight:600;font-size:.6rem;letter-spacing:.3em;color:var(--muted)}
.nav-links{display:flex;gap:4px}
.nav-links a{font-family:var(--font-utility);font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);padding:10px 15px;border-radius:9px;transition:var(--t)}
.nav-links a:hover{color:var(--ink);background:var(--tint)}
.nav-links a.on{color:var(--flame)}
.nav-cta{font-family:var(--font-utility);font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;background:var(--flame-grad);color:#fff;padding:13px 24px;border-radius:999px;transition:var(--t);box-shadow:var(--shadow-sm)}
.nav-cta:hover{transform:translateY(-2px);box-shadow:var(--glow)}
.nav-burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;color:var(--ink);font-size:1.05rem;background:#fff}

/* ---------- Buttons ---------- */
.btn{font-family:var(--font-utility);font-size:.84rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:16px 30px;border-radius:999px;display:inline-flex;align-items:center;gap:10px;transition:var(--t)}
.btn-flame{background:var(--flame-grad);color:#fff;box-shadow:var(--shadow-sm)}
.btn-flame:hover{transform:translateY(-3px);box-shadow:var(--glow)}
.btn-ghost{border:1.5px solid var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--flame);color:var(--flame)}

/* ---------- Hero ---------- */
.hero{min-height:100vh;display:flex;align-items:center;padding:160px 0 90px;position:relative;overflow:hidden;
 background:
  radial-gradient(820px 520px at 85% 24%,rgba(255,165,30,.16),transparent 62%),
  radial-gradient(680px 480px at 80% 78%,rgba(27,116,222,.09),transparent 60%),
  linear-gradient(180deg,#FDFEFF,#F2F5F9);}
.hero::after{content:'';position:absolute;inset:0;pointer-events:none;
 background-image:linear-gradient(rgba(15,26,40,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(15,26,40,.045) 1px,transparent 1px);
 background-size:52px 52px;
 mask-image:radial-gradient(760px 640px at 76% 46%,#000 25%,transparent 74%);
 -webkit-mask-image:radial-gradient(760px 640px at 76% 46%,#000 25%,transparent 74%);}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:60px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:clamp(2.5rem,5.4vw,4.2rem);margin-bottom:24px}
.hero .lede{margin-bottom:36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:52px}
.hero-stats{display:flex;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;max-width:580px;background:#fff;box-shadow:var(--shadow-sm)}
.hstat{flex:1;padding:20px 22px;border-right:1px solid var(--line)}
.hstat:last-child{border-right:none}
.hstat b{font-family:var(--font-display);font-size:1.55rem;display:block;line-height:1.1;color:var(--ink)}
.hstat span{font-family:var(--font-utility);font-size:.66rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.hero-art{position:relative;display:flex;justify-content:center}
.hero-art svg{width:min(400px,84%);filter:drop-shadow(0 34px 50px rgba(15,26,40,.24))}
.hero-hint{position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);font-family:var(--font-utility);font-size:.68rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;gap:8px;white-space:nowrap}
.hero-hint i{color:var(--flame)}
.hero-colors{display:flex;gap:10px;margin-top:22px;align-items:center}
.hero-colors span{font-family:var(--font-utility);font-size:.68rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-right:6px}
.cdot{width:22px;height:22px;border-radius:50%;border:3px solid #fff;box-shadow:0 3px 10px rgba(15,26,40,.25);transition:var(--t)}
.cdot:hover{transform:scale(1.2)}

/* ---------- Flame animation ---------- */
.flame-group{transform-origin:50% 100%}
.flame-lit .flame-group{animation:flicker 1.15s ease-in-out infinite}
.flame-lit .flame-glow{animation:glowpulse 1.15s ease-in-out infinite}
.flame-unlit .flame-group,.flame-unlit .flame-glow{opacity:0}
@keyframes flicker{0%,100%{transform:scaleY(1) scaleX(1) rotate(0)}25%{transform:scaleY(1.08) scaleX(.96) rotate(-1.6deg)}50%{transform:scaleY(.94) scaleX(1.05) rotate(1.2deg)}75%{transform:scaleY(1.05) scaleX(.97) rotate(-.8deg)}}
@keyframes glowpulse{0%,100%{opacity:.8}50%{opacity:.5}}
.spark-wheel{transform-origin:center;transition:transform .5s cubic-bezier(.3,1.4,.5,1)}
.igniting .spark-wheel{transform:rotate(240deg)}

/* ---------- Sections ---------- */
section{padding:110px 0;position:relative}
.section-head{margin-bottom:56px;max-width:740px}
.section-head h2{font-size:clamp(1.8rem,3.4vw,2.7rem);margin-bottom:16px}
.sec-alt{background:var(--tint);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.1s}.rv-d2{transition-delay:.2s}.rv-d3{transition-delay:.3s}

/* ---------- Product cards ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.prod-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:var(--t);display:flex;flex-direction:column;box-shadow:var(--shadow-sm)}
.prod-card:hover{transform:translateY(-8px);border-color:rgba(242,91,4,.45);box-shadow:var(--shadow)}
.prod-art{aspect-ratio:4/3.15;display:grid;place-items:center;position:relative;overflow:hidden;border-bottom:1px solid var(--line);
 background:radial-gradient(300px 210px at 50% 66%,rgba(255,165,30,.14),transparent 70%),linear-gradient(180deg,#FFFFFF,#F0F4F9);}
.prod-art::after{content:'';position:absolute;left:50%;bottom:26px;transform:translateX(-50%);width:54%;height:14px;border-radius:50%;background:rgba(15,26,40,.14);filter:blur(7px)}
.prod-art svg{width:auto;height:78%;position:relative;z-index:1;transition:transform .5s cubic-bezier(.3,1.3,.4,1)}
.prod-card:hover .prod-art svg{transform:translateY(-7px) scale(1.045)}
.prod-tag{position:absolute;top:16px;left:16px;z-index:2;font-family:var(--font-utility);font-size:.64rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--flame-deep);background:rgba(242,91,4,.09);border:1px solid rgba(242,91,4,.3);padding:6px 12px;border-radius:999px}
.prod-body{padding:26px 26px 30px;display:flex;flex-direction:column;gap:12px;flex:1}
.prod-body h3{font-size:1.12rem;letter-spacing:.01em}
.prod-body p{color:var(--muted);font-size:.94rem;flex:1}
.prod-specs{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-family:var(--font-utility);font-size:.66rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);background:var(--tint);border:1px solid var(--line);padding:6px 11px;border-radius:999px}
.prod-link{font-family:var(--font-utility);font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--flame);display:inline-flex;align-items:center;gap:8px;margin-top:6px}
.prod-link i{transition:var(--t)}
.prod-card:hover .prod-link i{transform:translateX(5px)}

/* ---------- Colour line-up showcase ---------- */
.lineup{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:44px 30px 30px;margin-bottom:56px;overflow:hidden;position:relative;
 background-image:radial-gradient(560px 260px at 50% 100%,rgba(255,165,30,.12),transparent 70%);}
.lineup svg{width:min(860px,100%);margin:0 auto}
.lineup-cap{display:flex;justify-content:center;gap:26px;flex-wrap:wrap;margin-top:24px}
.lineup-cap div{display:flex;align-items:center;gap:9px;font-family:var(--font-utility);font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.lineup-cap i{width:14px;height:14px;border-radius:50%;display:inline-block;box-shadow:0 2px 6px rgba(15,26,40,.25)}

/* ---------- Production line ---------- */
.line-stage{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px 26px;overflow:hidden;position:relative;box-shadow:var(--shadow-sm)}
.line-stage svg{width:100%;height:auto}
.belt-dash{stroke-dasharray:14 10;animation:beltmove 1.1s linear infinite}
@keyframes beltmove{to{stroke-dashoffset:-24}}
.lighter-mover{animation:convey 14s linear infinite}
.lighter-mover.m2{animation-delay:-4.7s}
.lighter-mover.m3{animation-delay:-9.4s}
@keyframes convey{0%{transform:translateX(-60px)}100%{transform:translateX(1260px)}}
.station-flame{transform-origin:50% 100%;animation:flicker 1s ease-in-out infinite}
.qc-pulse{animation:qcpulse 2.2s ease-in-out infinite;transform-origin:center;transform-box:fill-box}
@keyframes qcpulse{0%,100%{opacity:.55;transform:scale(1)}50%{opacity:1;transform:scale(1.16)}}
.arm-press{animation:press 2.6s ease-in-out infinite;transform-origin:top;transform-box:fill-box}
@keyframes press{0%,100%{transform:translateY(0)}18%{transform:translateY(14px)}36%{transform:translateY(0)}}
.gas-drop{animation:gasdrop 1.5s ease-in infinite}
@keyframes gasdrop{0%{transform:translateY(0);opacity:0}25%{opacity:1}100%{transform:translateY(34px);opacity:0}}
.line-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:26px}
.lstep{border-top:3px solid var(--line);padding-top:14px;transition:var(--t)}
.lstep:hover{border-top-color:var(--flame)}
.lstep b{font-family:var(--font-utility);font-size:.7rem;font-weight:700;letter-spacing:.16em;color:var(--flame);display:block;margin-bottom:4px}
.lstep span{font-size:.86rem;color:var(--muted)}

/* ---------- Feature cards ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:var(--t);box-shadow:var(--shadow-sm)}
.feat:hover{transform:translateY(-6px);border-color:rgba(27,116,222,.4);box-shadow:var(--shadow)}
.feat .fic{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;font-size:1.25rem;margin-bottom:18px;background:linear-gradient(135deg,rgba(242,91,4,.12),rgba(255,165,30,.08));border:1px solid rgba(242,91,4,.28);color:var(--flame)}
.feat h3{font-size:1rem;margin-bottom:9px;letter-spacing:.02em}
.feat p{color:var(--muted);font-size:.9rem}

/* ---------- CTA band ---------- */
.cta-band{border-radius:var(--radius);color:#fff;
 background:
  radial-gradient(620px 320px at 12% 0%,rgba(255,165,30,.35),transparent 60%),
  radial-gradient(560px 320px at 92% 100%,rgba(27,116,222,.3),transparent 62%),
  linear-gradient(120deg,#132033,#0F1A28);
 border:1px solid #1E2C3E;box-shadow:var(--shadow);
 padding:70px 60px;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(1.6rem,3vw,2.3rem);max-width:540px;color:#fff}
.cta-band p{color:#AEBBCB;margin-top:10px;max-width:54ch}
.cta-band .btn-ghost{background:transparent;border-color:#33445A;color:#fff}
.cta-band .btn-ghost:hover{border-color:var(--ember);color:var(--ember)}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.fact-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}
.fact{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px 22px;box-shadow:var(--shadow-sm)}
.fact b{font-family:var(--font-utility);font-size:.66rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--flame);display:block;margin-bottom:6px}
.fact span{font-size:.95rem;color:var(--ink);font-weight:600}
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.timeline{border-left:3px solid var(--line);margin-left:8px;padding-left:34px;display:flex;flex-direction:column;gap:38px;position:relative}
.tstep{position:relative}
.tstep::before{content:'';position:absolute;left:-44.5px;top:5px;width:16px;height:16px;border-radius:50%;background:#fff;border:4px solid var(--flame)}
.tstep b{font-family:var(--font-utility);font-size:.72rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--flame);display:block;margin-bottom:6px}
.tstep h3{font-size:1.1rem;margin-bottom:8px;text-transform:none;letter-spacing:0}
.tstep p{color:var(--muted);font-size:.94rem;max-width:58ch}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:50px;align-items:start}
.cinfo-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;gap:20px;align-items:flex-start;margin-bottom:18px;transition:var(--t);box-shadow:var(--shadow-sm)}
.cinfo-card:hover{border-color:rgba(242,91,4,.45);transform:translateX(6px);box-shadow:var(--shadow)}
.cinfo-card .cic{width:50px;height:50px;flex:none;border-radius:13px;display:grid;place-items:center;font-size:1.2rem;background:linear-gradient(135deg,rgba(242,91,4,.12),rgba(27,116,222,.08));border:1px solid rgba(242,91,4,.28);color:var(--flame)}
.cinfo-card b{font-family:var(--font-utility);font-size:.68rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:5px}
.cinfo-card a:hover{color:var(--flame)}
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow)}
.fg{margin-bottom:20px}
.fl{display:block;font-family:var(--font-utility);font-size:.7rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
.fi{width:100%;background:var(--bg);border:1.5px solid var(--line);border-radius:var(--radius-sm);color:var(--ink);padding:14px 16px;font:inherit;font-size:.95rem;transition:var(--t)}
.fi:focus{outline:none;border-color:var(--flame);background:#fff;box-shadow:0 0 0 4px rgba(242,91,4,.12)}
textarea.fi{min-height:130px;resize:vertical}
.form-note{font-size:.82rem;color:var(--muted);margin-top:14px}

/* ---------- Footer (dark navy anchor) ---------- */
footer{background:#0F1A28;color:#AEBBCB;padding:70px 0 0}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:54px}
.foot-grid h4{font-family:var(--font-utility);font-size:.72rem;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:#6E8095;margin-bottom:20px}
.foot-grid a,.foot-grid p{display:block;color:#AEBBCB;font-size:.92rem;margin-bottom:11px;transition:var(--t)}
.foot-grid a:hover{color:var(--ember)}
.foot-about p{max-width:34ch}
.foot-about .brand-name{color:#fff}
.foot-bottom{border-top:1px solid #1E2C3E;padding:24px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.82rem;color:#6E8095}
.foot-bottom a{color:var(--ember)}

/* ---------- WhatsApp FAB ---------- */
.wa-fab{position:fixed;right:26px;bottom:26px;z-index:120;width:62px;height:62px;border-radius:50%;background:#25D366;color:#fff;font-size:1.85rem;display:grid;place-items:center;box-shadow:0 12px 34px -8px rgba(37,211,102,.65);transition:var(--t)}
.wa-fab:hover{transform:translateY(-5px) scale(1.06)}
.wa-fab::after{content:'';position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(37,211,102,.55);animation:waping 2s ease-out infinite}
@keyframes waping{0%{transform:scale(.85);opacity:1}100%{transform:scale(1.35);opacity:0}}

/* ---------- Inner page hero ---------- */
.page-hero{padding:176px 0 84px;border-bottom:1px solid var(--line);
 background:
  radial-gradient(720px 380px at 82% 22%,rgba(255,165,30,.16),transparent 60%),
  linear-gradient(180deg,#FDFEFF,#F2F5F9);}
.page-hero h1{font-size:clamp(2.1rem,4.4vw,3.4rem);margin-bottom:18px}

/* ---------- Responsive ---------- */
@media(max-width:1020px){
 .prod-grid,.value-grid{grid-template-columns:1fr 1fr}
 .feat-grid{grid-template-columns:1fr 1fr}
 .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:50px}
 .hero{min-height:auto}
 .hero-art{order:-1}
 .hero-art svg{width:min(300px,66%)}
 .line-steps{grid-template-columns:repeat(2,1fr);gap:18px}
 .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
 body{font-size:15.5px}
 section{padding:80px 0}
 .nav-links,.nav-cta{display:none}
 .nav-burger{display:grid;place-items:center}
 .nav-open .nav-links{display:flex;flex-direction:column;position:absolute;top:76px;left:0;right:0;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);padding:16px 22px 24px}
 .prod-grid,.value-grid,.feat-grid,.fact-grid{grid-template-columns:1fr}
 .cta-band{padding:46px 30px}
 .form-card{padding:28px 22px}
 .foot-grid{grid-template-columns:1fr}
 .hero-stats{flex-direction:column}
 .hstat{border-right:none;border-bottom:1px solid var(--line)}
 .hstat:last-child{border-bottom:none}
}
@media(prefers-reduced-motion:reduce){
 *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
 html{scroll-behavior:auto}
 .rv{opacity:1;transform:none}
}

/* ============================================================
   v3 — FUTURISTIC 3D UPGRADE
   ============================================================ */

/* ---------- 3D hero stage ---------- */
.hero3d{position:relative;width:100%;max-width:480px;aspect-ratio:1/1.12;margin:0 auto}
#lighter3d{position:absolute;inset:0;width:100%;height:100%;cursor:grab;touch-action:none}
#lighter3d:active{cursor:grabbing}
.hero3d-ring{position:absolute;inset:6%;border-radius:50%;pointer-events:none;
 background:conic-gradient(from 0deg,rgba(242,91,4,0),rgba(242,91,4,.35),rgba(27,116,222,.3),rgba(242,91,4,0));
 filter:blur(26px);opacity:.55;animation:spinring 14s linear infinite}
@keyframes spinring{to{transform:rotate(360deg)}}
.hero3d-fallback{position:absolute;inset:0;display:none;align-items:center;justify-content:center}
.hero3d.no-webgl #lighter3d,.hero3d.no-webgl .hero3d-ring{display:none}
.hero3d.no-webgl .hero3d-fallback{display:flex}
.hero3d-fallback svg{width:min(300px,70%)}
.h3d-controls{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:10px;flex-wrap:wrap}
.h3d-controls .cdot{cursor:pointer;width:26px;height:26px}
.cdot.sel{outline:3px solid var(--flame);outline-offset:2px}
.ignite-btn{font-family:var(--font-utility);font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
 padding:12px 22px;border-radius:999px;background:var(--flame-grad);color:#fff;display:inline-flex;align-items:center;gap:9px;
 box-shadow:var(--shadow-sm);transition:var(--t);position:relative;overflow:hidden}
.ignite-btn:hover{transform:translateY(-2px);box-shadow:var(--glow)}
.ignite-btn::after{content:'';position:absolute;top:0;left:-70%;width:45%;height:100%;
 background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transform:skewX(-20deg);animation:shimmer 2.8s ease-in-out infinite}
@keyframes shimmer{0%,60%{left:-70%}100%{left:130%}}

/* floating ember particles in hero */
.embers{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.embers i{position:absolute;bottom:-12px;width:7px;height:7px;border-radius:50%;
 background:radial-gradient(circle at 35% 35%,#FFD9A0,#F25B04);opacity:0;animation:emberup linear infinite}
@keyframes emberup{0%{transform:translateY(0) translateX(0) scale(1);opacity:0}8%{opacity:.75}
 60%{opacity:.55}100%{transform:translateY(-82vh) translateX(var(--dx,24px)) scale(.25);opacity:0}}

/* ---------- Ignition process (interactive) ---------- */
.proc-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.proc-stage{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);
 padding:34px 26px;position:relative;overflow:hidden;
 background-image:radial-gradient(420px 260px at 50% 88%,rgba(255,165,30,.13),transparent 70%);}
.proc-stage svg{width:min(360px,92%);margin:0 auto}
.proc-steps{display:flex;flex-direction:column;gap:14px}
.pstep{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:20px 22px;
 display:flex;gap:18px;align-items:flex-start;cursor:pointer;transition:var(--t);position:relative;overflow:hidden}
.pstep:hover{border-color:rgba(242,91,4,.4)}
.pstep .pn{font-family:var(--font-display);font-weight:800;font-size:1.15rem;color:#C6D1DC;width:40px;flex:none;line-height:1.2;transition:var(--t)}
.pstep h3{font-size:.98rem;margin-bottom:5px;text-transform:none;letter-spacing:.01em}
.pstep p{color:var(--muted);font-size:.88rem}
.pstep .pbar{position:absolute;left:0;bottom:0;height:3px;width:0;background:var(--flame-grad)}
.pstep.act{border-color:var(--flame);box-shadow:var(--shadow-sm)}
.pstep.act .pn{color:var(--flame)}
.pstep.act .pbar{animation:pbar var(--pdur,3.2s) linear forwards}
@keyframes pbar{to{width:100%}}
.pstep.done .pn{color:#18A957}

/* --- cutaway SVG state machine (driven by .pst1-.pst4 on .proc-stage) --- */
.cw-btn{transition:transform .35s cubic-bezier(.3,1.3,.4,1)}
.cw-hammer{transition:transform .18s cubic-bezier(.6,0,.8,1)}
.cw-shock{opacity:0;transform-origin:center;transform-box:fill-box}
.cw-spark{opacity:0}
.cw-gasflow,.cw-bubble{opacity:0}
.cw-flame{opacity:0;transform-origin:50% 100%}
.cw-label{transition:var(--t);opacity:.45}

.pst1 .cw-btn,.pst2 .cw-btn,.pst3 .cw-btn,.pst4 .cw-btn{transform:translateY(9px)}
.pst1 .lb1{opacity:1}
.pst2 .cw-hammer{transform:translateY(12px)}
.pst2 .cw-shock{animation:shock 1s ease-out infinite}
.pst2 .cw-spark{animation:sparkfl .5s steps(2) infinite}
.pst2 .lb2{opacity:1}
@keyframes shock{0%{opacity:.9;transform:scale(.4)}100%{opacity:0;transform:scale(1.7)}}
@keyframes sparkfl{0%{opacity:1}50%{opacity:.15}100%{opacity:1}}
.pst3 .cw-gasflow{opacity:1}
.pst3 .cw-gasflow line{stroke-dasharray:5 7;animation:gasflow .7s linear infinite}
@keyframes gasflow{to{stroke-dashoffset:-12}}
.pst3 .cw-bubble{opacity:1;animation:bub 1.6s ease-in infinite}
.pst3 .cw-bubble.b2{animation-delay:.5s}
.pst3 .cw-bubble.b3{animation-delay:1s}
@keyframes bub{0%{transform:translateY(0);opacity:0}20%{opacity:.9}100%{transform:translateY(-46px);opacity:0}}
.pst3 .cw-spark{animation:sparkfl .5s steps(2) infinite}
.pst3 .lb3{opacity:1}
.pst4 .cw-flame{opacity:1;animation:flicker 1.05s ease-in-out infinite}
.pst4 .cw-gasflow{opacity:.5}
.pst4 .cw-gasflow line{stroke-dasharray:5 7;animation:gasflow .7s linear infinite}
.pst4 .lb4{opacity:1}

/* ---------- 3D tilt product cards ---------- */
.prod-card{transform-style:preserve-3d;will-change:transform}
.prod-card .prod-art svg{filter:drop-shadow(0 16px 18px rgba(15,26,40,.22))}

/* ---------- HUD corner accents on stage panels ---------- */
.hud::before,.hud::after{content:'';position:absolute;width:26px;height:26px;border:2.5px solid rgba(242,91,4,.55);pointer-events:none}
.hud::before{top:12px;left:12px;border-right:none;border-bottom:none;border-radius:6px 0 0 0}
.hud::after{bottom:12px;right:12px;border-left:none;border-top:none;border-radius:0 0 6px 0}

@media(max-width:1020px){
 .proc-grid{grid-template-columns:1fr;gap:40px}
 .hero3d{max-width:360px}
}

/* ---------- lineup flex row (v4 fix) ---------- */
.lineup-row{display:flex;justify-content:center;align-items:flex-end;gap:30px;flex-wrap:wrap}
.lu-item{flex:0 0 auto;width:clamp(78px,10vw,116px);transition:var(--t)}
.lu-item:hover{transform:translateY(-10px)}
.lu-item svg{width:100%;height:auto;filter:drop-shadow(0 18px 16px rgba(15,26,40,.22))}

/* ---------- custom colour lab ---------- */
.cc-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:54px;align-items:center}
.cc-stage{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);
 padding:38px 28px;display:grid;place-items:center;position:relative;overflow:hidden;
 background-image:radial-gradient(360px 240px at 50% 85%,rgba(255,165,30,.13),transparent 70%);}
.cc-stage svg{width:min(200px,52%);filter:drop-shadow(0 20px 22px rgba(15,26,40,.24));transition:filter .3s}
.cc-swatches{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0}
.cc-sw{width:44px;height:44px;border-radius:12px;border:2.5px solid #fff;box-shadow:var(--shadow-sm);cursor:pointer;transition:var(--t)}
.cc-sw:hover{transform:translateY(-4px) scale(1.07)}
.cc-picker{display:flex;align-items:center;gap:16px;background:var(--surface);border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:14px 18px;box-shadow:var(--shadow-sm);max-width:420px}
.cc-picker input[type=color]{-webkit-appearance:none;appearance:none;width:58px;height:58px;border:none;border-radius:12px;cursor:pointer;background:none;padding:0}
.cc-picker input[type=color]::-webkit-color-swatch-wrapper{padding:0}
.cc-picker input[type=color]::-webkit-color-swatch{border:2.5px solid #fff;border-radius:12px;box-shadow:var(--shadow-sm)}
.cc-picker b{font-family:var(--font-utility);font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);display:block}
.cc-picker span{font-size:.84rem;color:var(--muted)}
.cc-hex{font-family:var(--font-utility);font-weight:700;color:var(--flame);text-transform:uppercase}