/* =============================================================
   Parshva Tech, homepage makeover (loaded after styles.css).
   styles.css is shared with the Shuddhi page, so homepage-only
   changes live here.
   ============================================================= */
.section-sub{ margin-top:1rem; color:var(--mist); max-width:56ch; font-size:1.05rem; }
.on-light .section-sub{ color:var(--ls-text); }
.btn-dark{ color:var(--cream); background:var(--near-black); box-shadow:0 12px 28px -14px rgba(43,39,29,.8); }
.btn-dark:hover{ background:#3a3528; }

/* ---------- ticker ---------- */
.ticker{ overflow:hidden; border-block:1px solid var(--line-dark); background:#1d1c1a; padding:1.05rem 0; }
.ticker-track{ display:flex; width:max-content; animation:ticker 38s linear infinite; }
.ticker-track span{ font-family:'Poppins',sans-serif; font-weight:700; font-size:clamp(1rem,1.2vw+.6rem,1.4rem); letter-spacing:.14em; text-transform:uppercase; color:rgba(246,241,231,.28); padding:0 1.4rem; display:flex; align-items:center; gap:2.8rem; }
.ticker-track span::after{ content:""; width:7px; height:7px; background:var(--gold); transform:rotate(45deg); display:inline-block; }
@keyframes ticker{ to{ transform:translateX(-50%); } }

/* ---------- the full line ---------- */
.line-grid{ display:grid; grid-template-columns:minmax(0,1.05fr) minmax(0,1fr); gap:clamp(24px,5vw,72px); align-items:start; }
.line-visual{ position:sticky; top:12vh; height:76vh; max-height:640px; perspective:1200px; --rx:0deg; --ry:0deg; }
.line-glow{ position:absolute; inset:8% 6% 14%; border-radius:50%; background:radial-gradient(closest-side, rgba(213,176,98,.2), rgba(213,176,98,.05) 60%, transparent); filter:blur(8px); }
.line-visual::after{ content:""; position:absolute; left:10%; right:10%; bottom:9%; height:1px; background:linear-gradient(90deg, transparent, var(--ls-line-strong), transparent); }
.line-img{ position:absolute; inset:0; width:100%; height:100%; object-fit:contain; opacity:0; transform:translateY(28px) scale(.94) rotateX(var(--rx)) rotateY(var(--ry)); transition:opacity .6s ease, transform .9s cubic-bezier(.2,.8,.2,1); will-change:transform,opacity; }
.line-img.on{ opacity:1; transform:translateY(0) scale(1) rotateX(var(--rx)) rotateY(var(--ry)); transition:opacity .6s ease .1s, transform .9s cubic-bezier(.2,.8,.2,1), rotate 0s; }
.line-count{ position:absolute; left:0; bottom:0; font-family:'IBM Plex Mono',monospace; font-size:.78rem; letter-spacing:.2em; color:var(--ls-text); }
.line-count .cur{ color:var(--ls-accent); font-size:1.4rem; letter-spacing:.05em; }
.line-progress{ position:absolute; right:0; top:10%; bottom:10%; width:2px; background:var(--ls-line); }
.line-progress i{ position:absolute; inset:0; background:var(--ls-gold); transform-origin:top; transform:scaleY(.1666); transition:transform .6s ease; }

.line-steps{ list-style:none; margin:0; padding:8vh 0 14vh; counter-reset:none; }
.line-step{ min-height:48vh; display:flex; flex-direction:column; justify-content:center; opacity:.4; transition:opacity .5s ease; border-top:1px solid var(--ls-line); padding:2.4rem 0; }
.line-step.on{ opacity:1; }
.line-step .n{ font-family:'IBM Plex Mono',monospace; font-size:.8rem; letter-spacing:.2em; color:var(--ls-accent); }
.line-step h3{ font-size:clamp(1.6rem,1.6vw+1rem,2.4rem); color:var(--ls-head); margin:.35em 0 .5em; }
.line-step p{ color:var(--ls-text); font-size:1.05rem; max-width:46ch; }
.step-link{ display:inline-block; margin-top:.6em; color:var(--ls-accent); font-weight:600; border-bottom:1px solid var(--ls-line-strong); }
.step-link:hover{ border-color:var(--ls-gold); }
.tags{ list-style:none; padding:0; margin:1.4rem 0 0; display:flex; flex-wrap:wrap; gap:.5rem; }
.tags li{ font-size:.8rem; font-weight:600; color:var(--ls-head); padding:.45em .9em; border:1px solid var(--ls-line-strong); border-radius:99px; background:var(--ls-card); }
.line-img-m{ display:none; }
.line-more{ margin-top:clamp(40px,6vw,72px); padding:2rem clamp(20px,3vw,36px); border:1px solid var(--ls-line); display:grid; grid-template-columns:auto 1fr auto; gap:1.6rem; align-items:center; background:var(--ls-card); }
.line-more p{ color:var(--ls-head); }
@media (max-width:860px){
  .line-grid{ grid-template-columns:1fr; }
  .line-visual{ display:none; }
  .line-steps{ padding:0; }
  .line-step{ min-height:0; opacity:1; padding:2rem 0; }
  .line-img-m{ display:block; width:min(78%,300px); aspect-ratio:1; object-fit:contain; margin:0 auto .6rem; background:radial-gradient(closest-side, rgba(213,176,98,.16), transparent); }
  .line-more{ grid-template-columns:1fr; }
}

/* ---------- alloys ---------- */
.alloys-grid{ display:grid; grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr); gap:clamp(28px,5vw,72px); align-items:center; }
.alloys-copy h2{ font-size:clamp(1.8rem,2.4vw+1rem,2.6rem); margin:.5em 0 .6em; color:var(--near-black); }
.alloys-copy p{ color:var(--ink); font-size:1.05rem; max-width:48ch; }
.alloy-chips{ display:flex; flex-wrap:wrap; gap:.6rem; margin-top:1.6rem; }
.chip{ display:inline-flex; align-items:center; gap:.55em; padding:.55em 1em; border:1px solid var(--line-light-strong); border-radius:99px; font-weight:600; font-size:.88rem; color:var(--near-black); background:rgba(255,255,255,.5); transition:border-color .2s, background .2s, transform .2s; }
.chip i{ width:12px; height:12px; border-radius:50%; box-shadow:inset 0 -2px 3px rgba(0,0,0,.25), inset 0 2px 2px rgba(255,255,255,.7); }
.chip:hover, .chip:focus-visible{ border-color:var(--deep-gold); background:#fff; transform:translateY(-1px); }
.alloys{ overflow:hidden; }
.alloy-stage{ position:relative; aspect-ratio:16/11; width:calc(100% + 8vw); margin:-4% -8vw -4% -2%; }
.alloy-stage::before{ content:""; position:absolute; inset:18% 4% 6%; background:radial-gradient(50% 42% at 50% 62%, rgba(171,133,60,.16), rgba(171,133,60,0)); pointer-events:none; }
.alloy-stage canvas, .alloy-fallback{ position:absolute; inset:0; width:100%; height:100%; }
.alloy-fallback{ object-fit:contain; transition:opacity .6s ease; }
.alloy-stage canvas{ z-index:1; opacity:0; transition:opacity .9s ease; }
.alloy-stage.alloy-ready canvas{ opacity:1; }
.alloy-stage.alloy-ready .alloy-fallback{ opacity:0; }
.alloy-hint{ position:absolute; z-index:2; left:8%; bottom:9%; font-family:'IBM Plex Mono',monospace; font-size:.66rem; letter-spacing:.16em; text-transform:uppercase; color:rgba(43,39,29,.5); }
.chip[aria-pressed="true"]{ border-color:var(--deep-gold); background:#fff; }
@media (pointer:coarse){ .alloy-hint{ display:none; } }
@media (max-width:860px){ .alloys-grid{ grid-template-columns:1fr; } .alloy-stage{ width:calc(100% + 16vw); margin:-6% -8vw -8%; } }

/* ---------- shuddhi ---------- */
section.shuddhi{ background:radial-gradient(80% 70% at 85% 35%, rgba(213,176,98,.12), transparent 60%), var(--sec-bg); }
.shuddhi-grid{ display:grid; grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr); gap:clamp(28px,5vw,72px); align-items:center; }
.shuddhi-copy h2{ font-size:clamp(1.8rem,2.4vw+1rem,2.6rem); margin:.5em 0 .6em; color:var(--ls-head); }
.shuddhi-copy > p{ color:var(--ls-text); font-size:1.05rem; }
.shuddhi-points{ list-style:none; padding:0; margin:1.6rem 0 0; display:grid; gap:.8rem; }
.shuddhi-points li{ position:relative; padding-left:1.6rem; color:var(--ls-text); }
.shuddhi-points li::before{ content:""; position:absolute; left:0; top:.55em; width:8px; height:8px; background:var(--ls-gold); transform:rotate(45deg); }
.shuddhi-points b{ color:var(--ls-head); font-weight:600; }
.shuddhi-screen{ display:block; border-radius:10px; overflow:hidden; background:var(--ls-card); border:1px solid var(--ls-line-strong); box-shadow:0 50px 80px -40px var(--ls-shadow), 0 0 0 8px rgba(171,133,60,.06); transform:perspective(1400px) rotateY(-9deg) rotateX(3deg); transition:transform .8s cubic-bezier(.2,.8,.2,1); }
.shuddhi-screen:hover{ transform:perspective(1400px) rotateY(0) rotateX(0); }
.screen-bar{ display:flex; gap:6px; padding:10px 12px; background:var(--ls-chrome); border-bottom:1px solid var(--ls-line); }
.screen-bar i{ width:9px; height:9px; border-radius:50%; background:var(--ls-line-strong); }
@media (max-width:860px){ .shuddhi-grid{ grid-template-columns:1fr; } .shuddhi-screen{ transform:none; } }

/* ---------- service ---------- */
.service-grid{ display:grid; grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr); gap:clamp(2rem,5vw,5rem); align-items:start; }
.service-intro .section-head{ margin-bottom:2rem; }
.service-card{ background:var(--near-black); color:var(--cream); border-radius:6px; padding:1.8rem 1.8rem 1.6rem; position:relative; overflow:hidden; border:1px solid rgba(201,162,74,.28); }
.service-card::before{ content:""; position:absolute; right:-60px; top:-60px; width:200px; height:200px; border-radius:50%; background:radial-gradient(circle, rgba(201,162,74,.28), transparent 70%); pointer-events:none; }
.service-card-kicker{ font-family:'IBM Plex Mono',monospace; font-size:.74rem; letter-spacing:.18em; text-transform:uppercase; color:var(--gold); }
.service-card-title{ font-family:'Poppins',sans-serif; font-weight:600; font-size:1.3rem; line-height:1.3; margin:.45em 0 .5em; color:var(--cream); }
.service-card-hours{ display:flex; align-items:center; gap:.5rem; color:var(--mist); font-size:.95rem; margin:0 0 1.3rem; }
.service-card-hours svg{ width:18px; height:18px; color:var(--gold); flex:none; }
.service-card-actions{ display:flex; flex-wrap:wrap; gap:.7rem; }
.service-card-actions .btn{ display:inline-flex; align-items:center; gap:.5rem; }
.service-card .btn-ghost{ color:var(--cream); border-color:var(--line-dark-strong); }
.service-card .btn-ghost:hover{ color:var(--gold); border-color:var(--gold); }

.service-steps{ list-style:none; margin:0; padding:0; position:relative; display:grid; gap:0; }
.service-steps::before{ content:""; position:absolute; left:27px; top:28px; bottom:28px; width:2px; background:linear-gradient(var(--gold), rgba(201,162,74,.15)); }
.service-step{ display:grid; grid-template-columns:56px 1fr; gap:1.3rem; padding:0 0 2.2rem; position:relative; }
.service-step:last-child{ padding-bottom:0; }
.service-badge{ position:relative; width:56px; height:56px; border-radius:50%; display:grid; place-items:center; background:var(--ls-card); color:var(--deep-gold); border:1.5px solid var(--gold); box-shadow:0 0 0 6px var(--sec-bg, var(--ls-bg)); z-index:1; transition:background .35s ease, color .35s ease; }
.service-badge i{ position:absolute; right:-6px; bottom:-4px; font-style:normal; font-family:'IBM Plex Mono',monospace; font-size:.66rem; font-weight:500; letter-spacing:.04em; background:var(--gold); color:var(--near-black); border-radius:999px; padding:.12em .45em; }
.service-step:hover .service-badge{ background:var(--gold); color:var(--near-black); }
.service-step h3{ color:var(--ls-head); font-size:1.22rem; margin:.7rem 0 .35em; }
.service-step p{ color:var(--ls-text); margin:0; max-width:46ch; }

.service-why{ list-style:none; margin:clamp(2.6rem,5vw,4rem) 0 0; padding:1.8rem 0 0; display:grid; grid-template-columns:repeat(3,1fr); gap:1.6rem; border-top:1px solid var(--ls-line-strong, var(--line-light-strong)); }
.service-why li{ display:flex; gap:.9rem; align-items:flex-start; }
.why-ico{ width:40px; height:40px; flex:none; border-radius:8px; display:grid; place-items:center; color:var(--deep-gold); background:rgba(201,162,74,.12); }
.why-ico svg{ width:21px; height:21px; }
.service-why b{ display:block; color:var(--ls-head); font-family:'Poppins',sans-serif; margin-bottom:.25em; }
.service-why div > span{ color:var(--ls-text); font-size:.95rem; }
@media (prefers-color-scheme: dark){ .service-card{ background:#131210; } .service-badge{ color:var(--gold); } .why-ico{ color:var(--gold); } }
@media (max-width:960px){ .service-grid{ grid-template-columns:1fr; } .service-steps{ order:0; } }
@media (max-width:760px){ .service-why{ grid-template-columns:1fr; gap:1.2rem; } .service-card-actions .btn{ flex:1 1 100%; justify-content:center; } }

/* ---------- contact ---------- */
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
@media (max-width:560px){ .field-row{ grid-template-columns:1fr; } }

/* =============================================================
   Experience layer
   ============================================================= */
html.lenis, html.lenis body{ height:auto; }
.lenis.lenis-smooth{ scroll-behavior:auto !important; }
.lenis.lenis-smooth [data-lenis-prevent]{ overscroll-behavior:contain; }


.scroll-progress{ position:fixed; left:0; right:0; top:0; height:2px; z-index:70; pointer-events:none; }
.scroll-progress i{ display:block; height:100%; background:linear-gradient(90deg,var(--deep-gold),var(--gold),#ffe0a0); transform:scaleX(0); transform-origin:left; }

/* pointer hint badge over interactive 3D areas (system cursor is never hidden) */
.cursor-ring{ position:fixed; left:0; top:0; z-index:180; pointer-events:none; width:70px; height:70px; margin:-35px 0 0 -35px; border-radius:50%; background:var(--gold); display:grid; place-items:center; opacity:0; scale:.4; transition:opacity .25s, scale .3s cubic-bezier(.2,.8,.2,1); }
.cursor-ring.is-label{ opacity:.95; scale:1; }
.cursor-ring span{ font-family:'IBM Plex Mono',monospace; font-size:.58rem; letter-spacing:.16em; text-transform:uppercase; color:var(--near-black); }
/* gold eyebrows on cream need a darker shade to meet contrast guidelines */
/* split-word heading reveal */
[data-split] .w{ display:inline-block; overflow:hidden; vertical-align:top; padding-bottom:.08em; margin-bottom:-.08em; }
[data-split] .w > span{ display:inline-block; transform:translateY(108%); transition:transform .9s cubic-bezier(.2,.8,.2,1); }
[data-split].split-in .w > span{ transform:none; }

/* molten gold word in the hero title */
.molten{ background:linear-gradient(100deg, #b98b3b 0%, #f4d58d 22%, #fff3d0 32%, #e2b25c 44%, #ab853c 70%, #f1cc7c 100%); background-size:260% 100%; -webkit-background-clip:text; background-clip:text; color:transparent; animation:molten 7s ease-in-out infinite; }
@keyframes molten{ 0%,100%{ background-position:0% 50%; } 50%{ background-position:100% 50%; } }

/* ticker reacts to scroll speed */
.ticker-track{ transform-origin:center; }
.ticker-track span{ transform:skewX(var(--skew,0deg)); transition:transform .15s linear; }
@media (prefers-reduced-motion: reduce){ .ticker-track{ animation:none; } .molten{ animation:none; } }

/* nav: active link */
.nav-links a{ position:relative; }
.nav-links a.active{ color:var(--cream); }
.nav-links a:not(.btn)::after{ content:""; position:absolute; left:0; right:0; bottom:-6px; height:1px; background:var(--gold); transform:scaleX(0); transition:transform .35s ease; }
.nav-links a.active::after, .nav-links a:not(.btn):hover::after{ transform:scaleX(1); }
@media (max-width:860px){ .nav-links a::after{ display:none; } }

/* hero interaction states */
.forge-sticky{ user-select:none; -webkit-user-select:none; }
.forge-sticky.is-dragging{ cursor:grabbing; }
.forge-label{ transition:color .25s; }
.forge-label.hot b{ color:var(--gold); }
.forge-label.hot::after{ box-shadow:0 0 0 7px rgba(213,176,98,.25), 0 0 22px rgba(255,200,110,1); }

/* per-stage enquiry link */
.ask{ display:inline-flex; align-items:center; gap:.4em; margin-top:1.4rem; font-weight:600; font-size:.92rem; color:var(--gold); }
.on-light .ask{ color:var(--ls-accent); }
.ask span{ transition:transform .25s; }
.ask:hover span{ transform:translateX(4px); }

/* ---------- FAQ ---------- */
.faq-grid{ display:grid; grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr); gap:clamp(28px,5vw,72px); align-items:start; }
.faq .section-head{ position:sticky; top:110px; }
.faq-item{ border-bottom:1px solid var(--ls-line); }
.faq-list{ border-top:1px solid var(--ls-line); }
.faq-item summary{ list-style:none; display:flex; justify-content:space-between; align-items:center; gap:1.2rem; padding:1.35rem 0; font-family:'Poppins',sans-serif; font-weight:600; font-size:1.05rem; color:var(--ls-head); cursor:pointer; }
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary i{ flex:none; width:14px; height:14px; position:relative; }
.faq-item summary i::before, .faq-item summary i::after{ content:""; position:absolute; left:0; right:0; top:50%; height:1.5px; background:var(--ls-gold); transition:transform .3s; }
.faq-item summary i::after{ transform:rotate(90deg); }
.faq-item[open] summary i::after{ transform:rotate(0); }
.faq-item summary:hover{ color:var(--ls-accent); }
.faq-item p{ color:var(--ls-text); padding:0 2.4rem 1.5rem 0; max-width:62ch; }
@media (max-width:860px){ .faq-grid{ grid-template-columns:1fr; } .faq .section-head{ position:static; } }

/* ---------- form ---------- */
.form-actions{ display:flex; flex-wrap:wrap; gap:.8rem; align-items:center; }
.form-note.ok{ color:var(--ls-accent); }
section.contact{ background:
  linear-gradient(rgba(171,133,60,.06) 1px, transparent 1px) 0 0/48px 48px,
  linear-gradient(90deg, rgba(171,133,60,.06) 1px, transparent 1px) 0 0/48px 48px,
  var(--sec-bg); }

/* ---------- floating WhatsApp ---------- */


/* ---------- footer call to action ---------- */
.footer-cta{ display:flex; flex-wrap:wrap; justify-content:space-between; align-items:flex-end; gap:2rem; padding-bottom:clamp(36px,5vw,56px); margin-bottom:clamp(32px,4vw,44px); border-bottom:1px solid var(--line-dark); }
.footer-big{ font-family:'Poppins',sans-serif; font-weight:800; font-size:clamp(2.6rem,6vw + .5rem,5.6rem); line-height:1; letter-spacing:-.02em; color:var(--cream); margin-top:.35em; }
.footer-cta-actions{ display:flex; flex-wrap:wrap; gap:.8rem; }
.footer-fine a{ color:inherit; border-bottom:1px solid var(--line-dark-strong); }
.footer-fine a:hover{ color:var(--gold); }

/* if the 3D/interaction script can't run, keep everything visible */
html:not(.js) .line-step{ opacity:1; }
html:not(.js) .line-visual .line-img:first-of-type{ opacity:1; transform:none; }

/* phones: the one-tap WhatsApp card comes before the longer form */
@media (max-width:900px){ .contact-grid .info-card{ order:-1; } }


/* ---------- dark mode: homepage light sections ---------- */
@media (prefers-color-scheme: dark){
  .on-light .section-sub, .alloys-copy p, .service-step p, .service-why div > span{ color:var(--ls-text); }
  .alloys-copy h2, .service-step h3, .service-why b{ color:var(--ls-head); }
  .chip{ color:var(--cream); background:rgba(246,241,231,.05); border-color:var(--ls-line-strong); }
  .chip:hover, .chip:focus-visible, .chip[aria-pressed="true"]{ background:rgba(213,176,98,.14); border-color:var(--gold); }
  .btn-dark{ color:var(--near-black); background:linear-gradient(135deg,var(--gold),var(--deep-gold)); }
  .alloy-stage::before{ background:radial-gradient(50% 42% at 50% 62%, rgba(213,176,98,.12), rgba(213,176,98,0)); }
}