/* ============================================================
   Modern Vision Labs — Shared Stylesheet
   Theme: STRICT LIGHT. Palette: Deep Slate + Crisp White +
   Electric Indigo + Tech Teal. (No yellow / gold / amber.)
   Loaded once and cached across every page for fast loads.
   ============================================================ */
:root {
  --white:#fff; --bg:#f8fafc; --bg-muted:#f1f5f9;
  --border:#e2e8f0; --border-strong:#cbd5e1;
  --ink:#0f172a; --ink-soft:#334155; --ink-mute:#64748b;
  --indigo:#4f46e5; --indigo-600:#4338ca; --indigo-50:#eef2ff;
  --teal:#14b8a6; --teal-600:#0d9488; --teal-50:#f0fdfa;
  --grad:linear-gradient(120deg,#4f46e5 0%,#6366f1 45%,#14b8a6 100%);
  --grad-soft:linear-gradient(135deg,#eef2ff 0%,#f0fdfa 100%);
  --shadow-sm:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.04);
  --shadow-md:0 10px 30px -12px rgba(15,23,42,.18);
  --shadow-lg:0 28px 60px -24px rgba(79,70,229,.30);
  --radius:16px; --radius-lg:24px; --maxw:1180px;
  --font-display:'Sora',system-ui,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:var(--white);line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.12;letter-spacing:-.02em;color:var(--ink)}
a{color:var(--indigo);text-decoration:none}
a:hover{color:var(--indigo-600)}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.eyebrow{display:inline-block;font-weight:600;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--indigo);background:var(--indigo-50);padding:6px 14px;border-radius:999px;margin-bottom:18px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;z-index:200}
.skip-link:focus{left:12px;top:12px;color:#fff}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:.98rem;padding:13px 24px;border-radius:12px;border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-md)}
.btn-primary:hover{color:#fff;box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.btn-ghost{background:var(--white);color:var(--ink);border-color:var(--border-strong)}
.btn-ghost:hover{color:var(--ink);border-color:var(--indigo);background:var(--indigo-50)}
.btn-lg{padding:16px 30px;font-size:1.02rem}
.btn-sm{padding:9px 18px;font-size:.9rem}
.btn-block{width:100%}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand img{height:40px;width:auto}
.main-nav{display:flex;align-items:center;gap:6px}
.nav-link{color:var(--ink-soft);font-weight:500;font-size:.96rem;padding:9px 14px;border-radius:10px;transition:background .15s,color .15s}
.nav-link:hover{background:var(--bg-muted);color:var(--ink)}
.nav-link[aria-current="page"]{color:var(--indigo);background:var(--indigo-50)}
.header-phone{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:.92rem;color:var(--ink-soft);padding:9px 12px;border-radius:10px}
.header-phone:hover{color:var(--indigo);background:var(--indigo-50)}
.nav-cta{margin-left:6px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}

/* Hero (2 columns: copy + carousel) */
.hero{position:relative;overflow:hidden;padding:80px 0 70px;background:var(--grad-soft)}
.hero-glow{position:absolute;top:-180px;left:30%;width:680px;height:520px;background:radial-gradient(circle,rgba(99,102,241,.20),transparent 62%);filter:blur(20px);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-title{font-size:clamp(2.2rem,4.6vw,3.8rem);font-weight:800;margin-bottom:20px}
.hero-sub{font-size:clamp(1.02rem,1.6vw,1.18rem);color:var(--ink-soft);max-width:600px;margin-bottom:30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{margin-top:26px;font-size:.86rem;color:var(--ink-mute);font-weight:500}

/* Hero carousel */
.carousel{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:var(--bg-muted);aspect-ratio:4/3}
.carousel-track{display:flex;height:100%;transition:transform .55s cubic-bezier(.65,0,.35,1)}
.carousel-slide{min-width:100%;height:100%;position:relative}
.carousel-slide img{width:100%;height:100%;object-fit:cover}
.carousel-caption{position:absolute;left:0;right:0;bottom:0;padding:34px 26px 22px;background:linear-gradient(transparent,rgba(15,23,42,.72));color:#fff;font-family:var(--font-display);font-weight:700;font-size:1.15rem}
.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:none;background:rgba(255,255,255,.92);color:var(--ink);font-size:1.2rem;cursor:pointer;box-shadow:var(--shadow-md);display:grid;place-items:center;transition:background .15s}
.carousel-btn:hover{background:#fff;color:var(--indigo)}
.carousel-btn.prev{left:14px}.carousel-btn.next{right:14px}
.carousel-dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:2}
.carousel-dots button{width:9px;height:9px;border-radius:50%;border:none;background:rgba(255,255,255,.55);cursor:pointer;padding:0;transition:.2s}
.carousel-dots button.active{background:#fff;width:26px;border-radius:6px}

/* Slogan band */
.slogan-band{background:var(--ink);padding:24px 0}
.slogan-flash{text-align:center;font-family:var(--font-display);font-weight:700;font-size:clamp(1.1rem,2.6vw,1.7rem);color:#fff;letter-spacing:-.02em}

/* Stats */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:-40px auto 0;position:relative;z-index:2}
.stat{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:26px 20px;text-align:center;box-shadow:var(--shadow-md)}
.stat-num{font-family:var(--font-display);font-weight:800;font-size:2.1rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{font-size:.86rem;color:var(--ink-mute);font-weight:500}

/* Sections */
.section{padding:84px 0}
.section-muted{background:var(--bg)}
.section-head{text-align:center;max-width:720px;margin:0 auto 50px}
.section-head h2{font-size:clamp(1.8rem,4vw,2.7rem);font-weight:800;margin-bottom:14px}
.section-lead{color:var(--ink-soft);font-size:1.06rem}

/* Capability grid */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cap-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 28px;transition:transform .2s,box-shadow .2s,border-color .2s}
.cap-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.cap-icon{font-size:1.9rem;width:58px;height:58px;display:grid;place-items:center;background:var(--grad-soft);border-radius:14px;margin-bottom:18px}
.cap-card h3{font-size:1.25rem;margin-bottom:10px}
.cap-card p{color:var(--ink-soft);font-size:.98rem;margin-bottom:16px}
.cap-link{font-weight:600;color:var(--indigo)}
.cap-link:hover{color:var(--teal-600)}

/* Trust */
.trust-row{display:flex;flex-wrap:wrap;justify-content:center;gap:16px 40px;margin-bottom:44px}
.trust-logo{font-family:var(--font-display);font-weight:700;font-size:1.1rem;color:var(--ink-mute);opacity:.85;letter-spacing:-.02em}
.quote-card{max-width:820px;margin:0 auto;background:var(--white);border:1px solid var(--border);border-left:4px solid var(--indigo);border-radius:var(--radius);padding:32px 34px;font-family:var(--font-display);font-size:1.25rem;font-weight:600;color:var(--ink);box-shadow:var(--shadow-md)}
.quote-card .stars{color:var(--teal-600);font-size:1rem;letter-spacing:2px;margin-bottom:12px}
.quote-card cite{display:block;margin-top:16px;font-family:var(--font-body);font-style:normal;font-weight:500;font-size:.95rem;color:var(--ink-mute)}

/* Process */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.process-step{padding:28px 24px;border-radius:var(--radius);background:var(--bg);border:1px solid var(--border)}
.step-num{font-family:var(--font-display);font-weight:800;font-size:1.4rem;color:var(--teal-600)}
.process-step h3{font-size:1.2rem;margin:8px 0}
.process-step p{color:var(--ink-soft);font-size:.95rem}

/* CTA band */
.cta-band{background:var(--ink);color:#fff;padding:76px 0}
.cta-inline{border-radius:var(--radius-lg);margin:50px 0 0}
.cta-inner{text-align:center;max-width:720px;margin:0 auto;padding:0 24px}
.cta-band h2{color:#fff;font-size:clamp(1.8rem,4vw,2.7rem);margin-bottom:14px}
.cta-band p{color:#cbd5e1;font-size:1.08rem;margin-bottom:28px}

/* Page hero */
.page-hero{background:var(--grad-soft);padding:72px 0 52px;text-align:center;border-bottom:1px solid var(--border)}
.page-hero-sm{padding:54px 0 38px}
.page-hero h1{font-size:clamp(2.1rem,5vw,3.4rem);font-weight:800}
.page-lead{max-width:720px;margin:18px auto 0;color:var(--ink-soft);font-size:1.1rem}
.breadcrumb{font-size:.85rem;color:var(--ink-mute);margin-bottom:14px}
.breadcrumb a{color:var(--ink-mute)}.breadcrumb a:hover{color:var(--indigo)}

/* Services */
.svc-stack{display:flex;flex-direction:column;gap:22px;margin:60px 0}
.svc-block{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s;scroll-margin-top:90px}
.svc-block:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.svc-block-head{display:flex;gap:22px;align-items:flex-start;margin-bottom:22px}
.svc-index{font-family:var(--font-display);font-weight:800;font-size:1.5rem;color:#fff;background:var(--grad);min-width:56px;height:56px;display:grid;place-items:center;border-radius:14px}
.svc-block-head h2{font-size:1.5rem;margin-bottom:6px}
.svc-block-head p{color:var(--ink-soft)}
.svc-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px 28px}
.svc-list li{position:relative;padding-left:28px;color:var(--ink-soft);font-size:.97rem}
.svc-list li::before{content:"›";position:absolute;left:8px;top:-1px;color:var(--teal-600);font-weight:800;font-size:1.1rem}
.svc-list strong{color:var(--ink)}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin:64px 0}
.about-text h2{font-size:1.6rem;margin-bottom:14px}
.about-text p{color:var(--ink-soft);margin-bottom:14px}
.metrics-band{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:34px;margin-bottom:80px}
.metric-num{font-family:var(--font-display);font-weight:800;font-size:1.7rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:6px}
.metric p{font-size:.92rem;color:var(--ink-mute)}
.values{margin-bottom:90px}
.value-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.value-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.value-card h3{font-size:1.2rem;margin-bottom:8px;color:var(--indigo)}
.value-card p{color:var(--ink-soft)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:38px;margin:56px 0 90px;align-items:start}
.contact-form{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow-md)}
.field{margin-bottom:20px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field label{display:block;font-weight:600;font-size:.92rem;margin-bottom:7px}
.field label span{color:var(--indigo)}
.field input,.field select,.field textarea{width:100%;font-family:var(--font-body);font-size:.98rem;color:var(--ink);padding:12px 14px;border:1px solid var(--border-strong);border-radius:11px;background:var(--white);transition:border-color .15s,box-shadow .15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 3px var(--indigo-50)}
.field textarea{resize:vertical}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#e11d48;box-shadow:0 0 0 3px rgba(225,29,72,.12)}
.error{display:block;color:#e11d48;font-size:.82rem;margin-top:5px;min-height:1em}
.form-note{margin-top:14px;font-weight:600}
.form-note.ok{color:var(--teal-600)}.form-note.err{color:#e11d48}
.form-fineprint{margin-top:16px;font-size:.84rem;color:var(--ink-mute)}
.contact-aside{display:flex;flex-direction:column;gap:18px}
.aside-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.aside-card h3{font-size:1.1rem;margin-bottom:10px}
.aside-accent{background:var(--grad);color:#fff;border:none}
.aside-accent h3{color:#fff}.aside-accent p{color:rgba(255,255,255,.9)}
.aside-card a{font-weight:600}
.next-steps{padding-left:18px;color:var(--ink-soft);font-size:.95rem}
.next-steps li{margin-bottom:8px}

/* Legal */
.legal{max-width:820px;margin:50px auto 90px}
.legal h2{font-size:1.4rem;margin:34px 0 12px}
.legal p,.legal li{color:var(--ink-soft);margin-bottom:10px}
.legal ul{padding-left:22px;margin-bottom:14px}

/* Blog */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:56px 0 90px}
.blog-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.blog-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.blog-card-img{aspect-ratio:16/9;width:100%;object-fit:cover;background:var(--bg-muted)}
.blog-card-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.blog-tag{display:inline-block;align-self:flex-start;font-size:.74rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-600);background:var(--teal-50);padding:5px 12px;border-radius:999px;margin-bottom:12px}
.blog-card h2,.blog-card h3{font-size:1.2rem;line-height:1.3;margin-bottom:10px}
.blog-card p{color:var(--ink-soft);font-size:.95rem;margin-bottom:16px;flex:1}

/* Blog article */
.article{max-width:760px;margin:0 auto;padding:50px 0 80px}
.article-hero{max-width:860px;margin:0 auto;padding:0 24px}
.article-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-lg);margin:26px 0 8px;box-shadow:var(--shadow-md)}
.article h1{font-size:clamp(1.9rem,4vw,2.7rem);margin:10px 0}
.article-meta{color:var(--ink-mute);font-size:.92rem;margin-bottom:6px}
.article-body h2{font-size:1.45rem;margin:32px 0 12px}
.article-body p{color:var(--ink-soft);margin-bottom:16px;font-size:1.05rem}
.article-body ul{padding-left:22px;margin-bottom:18px}
.article-body li{color:var(--ink-soft);margin-bottom:8px}
.article-body strong{color:var(--ink)}
.article-cta{margin-top:30px;padding:22px 26px;background:var(--grad-soft);border:1px solid var(--border);border-radius:var(--radius);font-weight:500;color:var(--ink)}
.back-link{display:inline-block;color:var(--ink-soft);font-weight:600;margin-bottom:20px}
.back-link:hover{color:var(--indigo)}

/* Footer */
.site-footer{background:var(--bg);border-top:1px solid var(--border);padding:60px 0 0}
.footer-inner{display:grid;grid-template-columns:1.4fr 2fr;gap:40px;padding-bottom:44px}
.footer-brand img{height:42px;margin-bottom:16px}
.footer-tag{color:var(--ink-mute);font-size:.94rem}
.footer-contact{margin-top:14px;font-size:.92rem;color:var(--ink-soft)}
.footer-contact a{font-weight:600}
.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.footer-col h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-mute);margin-bottom:14px}
.footer-col a{display:block;color:var(--ink-soft);font-size:.95rem;padding:5px 0}
.footer-col a:hover{color:var(--indigo)}
.footer-bottom{border-top:1px solid var(--border);padding:22px 0}
.footer-bottom p{color:var(--ink-mute);font-size:.88rem;text-align:center}

@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
main{animation:fade .35s ease}

/* Responsive */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .cap-grid,.blog-grid,.footer-cols{grid-template-columns:repeat(2,1fr)}
  .process-grid,.metrics-band,.stats-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid,.contact-grid,.footer-inner,.value-grid{grid-template-columns:1fr}
  .svc-list{grid-template-columns:1fr}
  .header-phone{display:none}
}
@media (max-width:720px){
  .main-nav{position:fixed;inset:74px 0 auto 0;background:var(--white);flex-direction:column;align-items:stretch;gap:4px;padding:16px 24px 24px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);transform:translateY(-130%);transition:transform .28s ease;z-index:40}
  .main-nav.open{transform:translateY(0)}
  .main-nav .header-phone{display:inline-flex}
  .nav-cta{margin:8px 0 0}
  .nav-toggle{display:flex}
  .field-row{grid-template-columns:1fr}
}
@media (max-width:520px){
  .cap-grid,.blog-grid,.process-grid,.stats-grid,.metrics-band,.footer-cols{grid-template-columns:1fr}
  .svc-block{padding:26px 22px}.svc-block-head{gap:14px}
  .contact-form{padding:24px}
}
/* ============================================================
   Mega menu (Services → category → sub-service)
   ============================================================ */
.nav-item{position:static;display:inline-flex;align-items:center}
.nav-mega-toggle{display:inline-flex;align-items:center;gap:6px;background:none;border:none;font:inherit;color:var(--ink-soft);font-weight:500;font-size:.96rem;padding:9px 14px;border-radius:10px;cursor:pointer;transition:background .15s,color .15s}
.nav-mega-toggle:hover,.nav-item.open .nav-mega-toggle{background:var(--bg-muted);color:var(--ink)}
.nav-item[data-active] .nav-mega-toggle{color:var(--indigo);background:var(--indigo-50)}
.mega-caret{transition:transform .2s}
.nav-item.open .mega-caret{transform:rotate(180deg)}
.mega{position:absolute;left:50%;top:calc(100% + 12px);transform:translateX(-50%) translateY(10px);width:min(1040px,94vw);background:#fff;border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow-lg);padding:26px 28px;opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s;z-index:60}
.nav-item:hover .mega,.nav-item.open .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px 24px}
.mega-col{min-width:0}
.mega-cat{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;font-family:var(--font-display);font-weight:700;font-size:.82rem;text-transform:uppercase;letter-spacing:.07em;color:var(--indigo);margin-bottom:10px;padding:0;text-align:left}
.mega-cat .cat-caret{display:none}
.mega-link{display:block;color:var(--ink-soft);font-size:.92rem;padding:6px 0;border-radius:6px}
.mega-link:hover{color:var(--indigo)}
.mega-foot{margin-top:20px;padding-top:18px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.mega-foot p{color:var(--ink-soft);font-size:.95rem;margin:0}
.mega-foot strong{color:var(--ink)}

/* ============================================================
   Floating action buttons (WhatsApp + Call)
   ============================================================ */
.float-actions{position:fixed;right:18px;bottom:20px;z-index:90;display:flex;flex-direction:column;gap:12px}
.fab{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;box-shadow:var(--shadow-lg);color:#fff;transition:transform .15s}
.fab:hover{transform:scale(1.08);color:#fff}
.fab svg{width:30px;height:30px;display:block}
.fab-wa{background:#25D366}
.fab-call{background:var(--grad)}
.fab-call svg{width:26px;height:26px}
.fab-pulse{position:relative}
.fab-pulse::after{content:"";position:absolute;inset:0;border-radius:50%;background:#25D366;opacity:.55;z-index:-1;animation:fabpulse 2.2s ease-out infinite}
@keyframes fabpulse{0%{transform:scale(1);opacity:.55}70%{transform:scale(1.7);opacity:0}100%{opacity:0}}

/* ============================================================
   Homepage "we build anything digital" authority band
   ============================================================ */
.authority{background:var(--ink);color:#fff;padding:80px 0;text-align:center}
.authority h2{color:#fff;font-size:clamp(1.9rem,4.4vw,3rem);margin-bottom:16px}
.authority p{color:#cbd5e1;font-size:1.1rem;max-width:680px;margin:0 auto 32px}
.build-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;max-width:900px;margin:0 auto}
.build-chips span{font-weight:600;font-size:.95rem;color:#e2e8f0;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);padding:11px 18px;border-radius:999px;transition:background .15s,transform .15s}
.build-chips span:hover{background:var(--grad);border-color:transparent;transform:translateY(-2px)}

@media (max-width:980px){
  .mega-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:720px){
  /* Mobile mega menu becomes a nested accordion inside the slide-down nav */
  .nav-item{width:100%;display:block}
  .nav-mega-toggle{width:100%;justify-content:space-between;font-size:1rem}
  .mega{position:static;transform:none;width:100%;opacity:1;visibility:visible;display:none;box-shadow:none;border:none;border-radius:0;padding:4px 0 8px 10px;background:transparent}
  .nav-item.open .mega{display:block}
  .mega-grid{grid-template-columns:1fr;gap:0}
  .mega-col{border-bottom:1px solid var(--border)}
  .mega-col:last-child{border-bottom:none}
  .mega-cat{cursor:pointer;padding:13px 6px;margin:0;font-size:.86rem}
  .mega-cat .cat-caret{display:inline-block;transition:transform .2s;color:var(--ink-mute)}
  .mega-col.open .mega-cat .cat-caret{transform:rotate(90deg)}
  .mega-link{display:none;padding:9px 6px 9px 18px;font-size:.95rem}
  .mega-col.open .mega-link{display:block}
  .mega-foot{display:none}
  .float-actions{right:14px;bottom:14px}
  .fab{width:52px;height:52px}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}