:root{
  --ink:#141a22;
  --ink-2:#1d2733;
  --ink-3:#2a3644;
  --paper:#fbf8f2;
  --cream:#f3ece0;
  --line:#e4dacb;
  --text:#2a2723;
  --muted:#6f675d;
  --gold:#c9a052;
  --gold-2:#e8c77e;
  --gold-deep:#9a6a22;
  --on-dark:#efe9df;
  --on-dark-muted:#a9a49b;
  --radius:18px;
  --shadow:0 24px 60px -24px rgba(20,26,34,.35);
  --serif:"Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans:"Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.08;margin:0 0 .5em;letter-spacing:-.01em}
h1 em,h2 em{font-style:italic;color:var(--gold-deep)}
h2{font-size:clamp(2.1rem,4.4vw,3.4rem)}
h3{font-size:1.35rem}
p{margin:0 0 1em}
.wrap{width:min(1200px,100% - 32px);margin-inline:auto}
.eyebrow{font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;font-weight:700;color:var(--gold-deep);margin-bottom:1rem;display:flex;align-items:center;gap:.7rem}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;padding:.95rem 1.5rem;border-radius:999px;font:700 .92rem/1 var(--sans);letter-spacing:.02em;text-decoration:none;border:1.5px solid transparent;cursor:pointer;transition:transform .2s, background .2s, color .2s, border-color .2s, box-shadow .2s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-deep));color:#1a140a;box-shadow:0 10px 26px -10px rgba(154,106,34,.7)}
.btn-gold:hover{box-shadow:0 16px 30px -10px rgba(154,106,34,.85)}
.btn-ghost{border-color:currentColor;color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn-ghost-light{border-color:rgba(239,233,223,.45);color:var(--on-dark);background:transparent}
.btn-ghost-light:hover{background:var(--on-dark);color:var(--ink)}
.btn-sm{padding:.7rem 1.1rem;font-size:.82rem}
.ico{width:18px;height:18px;fill:currentColor}

/* header */
.site-header{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s, box-shadow .3s, backdrop-filter .3s}
.site-header.scrolled{background:rgba(20,26,34,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 8px 30px -16px rgba(0,0,0,.5)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--on-dark)}
.brand-logo{height:64px;width:auto;display:block;filter:drop-shadow(0 6px 10px rgba(0,0,0,.35));transition:transform .3s}
.brand:hover .brand-logo{transform:rotate(-2deg) scale(1.03)}
.nav{display:flex;align-items:center;gap:1.8rem}
.nav a:not(.btn){color:var(--on-dark);text-decoration:none;font-size:.9rem;font-weight:600;opacity:.82;position:relative}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:1px;background:var(--gold-2);transform:scaleX(0);transition:transform .25s}
.nav a:not(.btn):hover{opacity:1}
.nav a:not(.btn):hover::after{transform:scaleX(1)}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:11px;right:11px;height:2px;background:var(--on-dark);transition:transform .3s}
.nav-toggle span:first-child{top:17px}.nav-toggle span:last-child{top:25px}
.nav-open .nav-toggle span:first-child{transform:translateY(4px) rotate(45deg)}
.nav-open .nav-toggle span:last-child{transform:translateY(-4px) rotate(-45deg)}

/* hero */
.hero{position:relative;background:var(--ink);color:var(--on-dark);padding:150px 0 110px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:
  radial-gradient(900px 520px at 78% 40%,rgba(201,160,82,.22),transparent 60%),
  radial-gradient(700px 500px at 10% 100%,rgba(42,54,68,.9),transparent 70%),
  linear-gradient(180deg,#141a22,#18212b)}
.hero-bg::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 70% 40%,#000 10%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse at 70% 40%,#000 10%,transparent 70%)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero .eyebrow{color:var(--gold-2)}
.hero h1{font-size:clamp(2.8rem,6.4vw,5.4rem);font-weight:600}
.hero h1 em{color:var(--gold-2);display:block}
.lead{font-size:1.1rem;color:var(--on-dark-muted);max-width:560px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:.8rem;margin:2rem 0 2.6rem}
.hero .btn-ghost{color:var(--on-dark)}
.hero .btn-ghost:hover{background:var(--on-dark);color:var(--ink);border-color:var(--on-dark)}
.hero-facts{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(239,233,223,.12);border-radius:14px;overflow:hidden;max-width:620px}
.hero-facts li{background:rgba(20,26,34,.85);padding:1rem 1.1rem}
.hero-facts strong{display:block;font-family:var(--serif);font-size:1.25rem;color:var(--gold-2);font-weight:600}
.hero-facts span{font-size:.8rem;color:var(--on-dark-muted);line-height:1.4;display:block}

.hero-visual{position:relative;height:560px;perspective:1600px}
.stack{position:absolute;left:50%;top:50%;width:230px;height:560px;margin:-280px 0 0 -115px;transform-style:preserve-3d;transform:rotateX(58deg) rotateZ(-34deg);transition:transform 1s cubic-bezier(.2,.8,.2,1);animation:floaty 7s ease-in-out infinite}
.layer{position:absolute;inset:0;transform-style:preserve-3d;transition:transform .9s cubic-bezier(.2,.8,.2,1)}
.layer svg{width:100%;height:100%;overflow:visible;filter:drop-shadow(0 30px 30px rgba(0,0,0,.45))}
.l1{transform:translateZ(120px)}
.l2{transform:translateZ(60px)}
.l3{transform:translateZ(0)}
.hero-visual:hover .l1{transform:translateZ(170px)}
.hero-visual:hover .l2{transform:translateZ(85px)}
@keyframes floaty{0%,100%{transform:rotateX(58deg) rotateZ(-34deg) translateZ(0)}50%{transform:rotateX(58deg) rotateZ(-34deg) translateZ(18px)}}
.stack-labels{list-style:none;margin:0;padding:0;position:absolute;inset:0;pointer-events:none}
.stack-labels li{position:absolute;right:0;font-size:.82rem;color:var(--on-dark-muted);display:flex;align-items:center;gap:.5rem;max-width:230px;line-height:1.35;background:rgba(20,26,34,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);padding:.5rem .8rem;border-radius:10px;border:1px solid rgba(239,233,223,.1)}
.stack-labels b{color:var(--on-dark);font-weight:700;margin-right:.15rem}
.stack-labels .dot{width:8px;height:8px;border-radius:50%;background:var(--gold-2);box-shadow:0 0 0 4px rgba(232,199,126,.18);flex:none}
.sl1{top:16%}.sl2{top:44%}.sl3{top:72%}

/* marquee */
.marquee{background:var(--gold);color:var(--ink);overflow:hidden;border-block:1px solid var(--gold-deep)}
.marquee-track{display:flex;gap:2rem;padding:1rem 0;width:max-content;animation:marq 38s linear infinite;font-family:var(--serif);font-size:1.45rem;font-style:italic;font-weight:600;white-space:nowrap}
.marquee-track i{font-style:normal;font-size:.9rem;opacity:.6;align-self:center}
@keyframes marq{to{transform:translateX(-50%)}}

/* sections */
.section{padding:120px 0}
.section-cream{background:var(--cream)}
.section-dark{background:var(--ink);color:var(--on-dark)}
.section-dark h2 em{color:var(--gold-2)}
.section-dark .eyebrow{color:var(--gold-2)}
.section-head{max-width:720px;margin-bottom:3rem}
.section-head p:not(.eyebrow){color:var(--muted);font-size:1.05rem}
.section-dark .section-head p:not(.eyebrow){color:var(--on-dark-muted)}

/* about */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
.about-copy > p{color:var(--muted);font-size:1.04rem}
.values{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem 2rem;margin-top:2.2rem}
.value svg{width:34px;height:34px;padding:7px;border-radius:10px;background:var(--cream);fill:none;stroke:var(--gold-deep);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin-bottom:.7rem}
.value h3{font-size:1.25rem;margin-bottom:.25rem}
.value p{font-size:.92rem;color:var(--muted);margin:0}
.about-media{position:relative;height:620px}
.photo{margin:0;position:absolute;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--cream)}
.photo img{width:100%;height:100%;object-fit:cover}
.photo-a img{object-position:65% 50%}
.photo-a{top:0;left:0;width:78%;height:66%}
.photo-b{bottom:0;right:0;width:52%;height:52%;border:8px solid var(--paper)}
.badge-seal{position:absolute;left:6%;bottom:6%;width:124px;height:124px;border-radius:50%;background:var(--ink);display:grid;place-items:center;box-shadow:var(--shadow)}
.badge-seal svg{position:absolute;inset:0;width:100%;height:100%;animation:spin 22s linear infinite}
.badge-seal text{fill:var(--gold-2);font:700 9.6px var(--sans);letter-spacing:.2em}
.badge-seal span{font-family:var(--serif);font-size:1.7rem;color:var(--paper);font-style:italic;font-weight:600}
@keyframes spin{to{transform:rotate(360deg)}}

/* filters + models */
.filters{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:2rem}
.chip{font:600 .85rem var(--sans);padding:.6rem 1.1rem;border-radius:999px;border:1px solid var(--line);background:var(--paper);color:var(--text);cursor:pointer;transition:all .2s}
.chip:hover{border-color:var(--gold)}
.chip.is-active{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.models{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.model{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .3s, box-shadow .3s, border-color .3s}
.model:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.model.is-hidden{display:none}
.model-vis{position:relative;height:250px;display:grid;place-items:center;background:radial-gradient(circle at 50% 45%,#fff,var(--cream) 75%);overflow:hidden}
.model-vis svg{height:88%;width:auto;transform:rotate(-14deg);transition:transform .5s cubic-bezier(.2,.8,.2,1);filter:drop-shadow(0 18px 18px rgba(20,26,34,.22))}
.model:hover .model-vis svg{transform:rotate(-4deg) scale(1.04)}
.model-level{position:absolute;top:14px;left:14px;font:700 .68rem var(--sans);letter-spacing:.14em;text-transform:uppercase;padding:.35rem .6rem;border-radius:999px;background:var(--ink);color:var(--gold-2)}
.model-body{padding:1.2rem 1.3rem 1.4rem;display:flex;flex-direction:column;flex:1}
.model-body h3{font-size:1.45rem;margin-bottom:.3rem}
.model-body p{font-size:.88rem;color:var(--muted);margin-bottom:.9rem}
.specs{list-style:none;margin:0 0 1.1rem;padding:0;display:grid;gap:.3rem;font-size:.8rem}
.specs li{display:flex;justify-content:space-between;gap:.6rem;border-bottom:1px dashed var(--line);padding-bottom:.3rem}
.specs span{color:var(--muted)}
.specs b{font-weight:700;text-align:right}
.model .btn{margin-top:auto;width:100%;padding:.8rem 1rem;font-size:.84rem}

/* configurator */
.config{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.config-preview{position:sticky;top:96px;display:grid;gap:16px}
.preview-stage{position:relative;height:520px;border-radius:var(--radius);background:radial-gradient(circle at 50% 40%,#2f3b49,#18202a 70%);border:1px solid rgba(239,233,223,.08);display:grid;place-items:center;overflow:hidden}
.preview-stage::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(239,233,223,.08) 1px,transparent 1px);background-size:18px 18px}
.preview-stage{padding-bottom:64px}
.preview-sole{position:relative;height:100%;display:grid;place-items:center;padding-top:24px}
.preview-sole svg{height:100%;width:auto;transform:rotate(-10deg);filter:drop-shadow(0 30px 30px rgba(0,0,0,.5));transition:transform .5s}
.preview-tag{position:absolute;left:16px;bottom:16px;right:16px;display:flex;flex-wrap:wrap;gap:.4rem}
.preview-tag span{font-size:.74rem;font-weight:700;padding:.35rem .65rem;border-radius:999px;background:rgba(20,26,34,.7);border:1px solid rgba(239,233,223,.14);color:var(--on-dark)}
.section-view{background:var(--ink-2);border:1px solid rgba(239,233,223,.08);border-radius:var(--radius);padding:14px 16px 10px}
.section-view-head{display:flex;justify-content:space-between;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-muted);font-weight:700}
.section-view-head b{color:var(--gold-2);letter-spacing:.04em}
#previewSection svg{width:100%;height:auto;display:block}

.config-form{background:var(--ink-2);border:1px solid rgba(239,233,223,.08);border-radius:var(--radius);padding:28px;display:grid;gap:22px}
.field{border:0;margin:0;padding:0;min-width:0;display:grid;gap:.6rem}
.field > label,.field > legend{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--on-dark-muted);display:flex;justify-content:space-between;align-items:center;padding:0;width:100%}
.field legend{margin-bottom:.6rem}
.field legend small{letter-spacing:0;text-transform:none;font-weight:500;color:var(--gold-2)}
.field output{color:var(--gold-2);font-size:.95rem;letter-spacing:0}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
select,input,textarea{font:500 .95rem var(--sans);width:100%;padding:.8rem .95rem;border-radius:12px;border:1px solid rgba(239,233,223,.16);background:var(--ink);color:var(--on-dark);outline:none;transition:border-color .2s}
select:focus,input:focus,textarea:focus{border-color:var(--gold)}
select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--gold-2) 50%),linear-gradient(135deg,var(--gold-2) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat;padding-right:2.4rem}
.opts{display:flex;flex-wrap:wrap;gap:.45rem}
.opt{position:relative}
.opt input{position:absolute;opacity:0;pointer-events:none}
.opt span{display:inline-block;font-size:.85rem;font-weight:600;padding:.55rem .9rem;border-radius:999px;border:1px solid rgba(239,233,223,.18);cursor:pointer;transition:all .2s;color:var(--on-dark)}
.opt span:hover{border-color:var(--gold)}
.opt input:checked + span{background:var(--gold-2);color:var(--ink);border-color:var(--gold-2)}
.opt input:focus-visible + span{outline:2px solid var(--gold-2);outline-offset:2px}
.swatches{display:flex;flex-wrap:wrap;gap:.6rem}
.swatch{position:relative}
.swatch input{position:absolute;opacity:0;pointer-events:none}
.swatch span{display:block;width:38px;height:38px;border-radius:50%;cursor:pointer;border:2px solid rgba(239,233,223,.2);box-shadow:inset 0 -6px 10px rgba(0,0,0,.25);transition:transform .2s}
.swatch span:hover{transform:scale(1.08)}
.swatch input:checked + span{outline:2px solid var(--gold-2);outline-offset:3px}
.swatch input:focus-visible + span{outline:2px dashed var(--gold-2);outline-offset:3px}
.swipe-hint{display:none;font-size:.78rem;color:var(--muted);margin:.2rem 0 0;text-align:center}
.swatches.is-disabled{opacity:.3;pointer-events:none}
input[type=range]{padding:0;height:6px;border:0;background:linear-gradient(90deg,var(--gold-2) var(--p,20%),rgba(239,233,223,.15) var(--p,20%));border-radius:99px;-webkit-appearance:none;appearance:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--paper);border:5px solid var(--gold);cursor:pointer;box-shadow:0 4px 10px rgba(0,0,0,.4)}
input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--paper);border:5px solid var(--gold);cursor:pointer}
.range-scale{display:flex;justify-content:space-between;font-size:.72rem;color:var(--on-dark-muted)}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:.5rem}
.check{display:flex;gap:.6rem;align-items:center;font-size:.88rem;cursor:pointer;padding:.55rem .7rem;border-radius:10px;border:1px solid rgba(239,233,223,.1);transition:border-color .2s}
.check:hover{border-color:rgba(232,199,126,.5)}
.check input{width:18px;height:18px;accent-color:var(--gold);padding:0;flex:none}
.summary{background:var(--ink);border-radius:14px;padding:1rem 1.1rem;font-size:.88rem;color:var(--on-dark-muted);border:1px dashed rgba(232,199,126,.35)}
.summary b{color:var(--on-dark)}
.summary h4{margin:0 0 .4rem;font:700 .74rem var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--gold-2)}
.config-ctas{display:flex;flex-wrap:wrap;gap:.7rem}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{padding:2rem 1.6rem;border-radius:var(--radius);background:var(--cream);position:relative;overflow:hidden}
.step::after{content:"";position:absolute;right:-30px;bottom:-30px;width:110px;height:110px;border-radius:50%;border:1px solid var(--line)}
.step-n{font-family:var(--serif);font-style:italic;font-size:3rem;color:var(--gold);line-height:1;display:block;margin-bottom:1rem}
.step p{color:var(--muted);font-size:.93rem;margin:0}
.audience{margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.aud{padding:1.8rem 1.4rem 0 0}
.aud + .aud{padding-left:1.4rem;border-left:1px solid var(--line)}
.aud h3{font-size:1.3rem}
.aud p{color:var(--muted);font-size:.9rem;margin:0}

/* cta band */
.cta-band{background:linear-gradient(120deg,var(--ink) 0%,var(--ink-3) 100%);color:var(--on-dark);padding:80px 0;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-120px;top:-80px;width:520px;height:260px;border-radius:50% 45% 48% 52%/60% 55% 45% 40%;background:radial-gradient(circle,rgba(201,160,82,.35),transparent 70%);transform:rotate(-15deg)}
.cta-band-inner{position:relative;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{margin:0;max-width:640px;font-size:clamp(1.9rem,3.6vw,2.8rem)}
.cta-band h2 em{color:var(--gold-2)}
.cta-band-btns{display:flex;gap:.7rem;flex-wrap:wrap}

/* contact */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:start}
.contact-info > p{color:var(--muted)}
.contact-list{list-style:none;margin:2rem 0 0;padding:0;display:grid;gap:.8rem}
.contact-list a{display:flex;gap:1rem;align-items:center;padding:1rem 1.1rem;border-radius:14px;border:1px solid var(--line);text-decoration:none;transition:all .2s;font-weight:600;font-size:1.02rem;background:#fff}
.contact-list a:hover{border-color:var(--gold);transform:translateX(4px)}
.contact-list small{display:block;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:700}
.ci{width:44px;height:44px;border-radius:12px;background:var(--ink);display:grid;place-items:center;flex:none;color:var(--gold-2)}
.ci svg{width:20px;height:20px;fill:currentColor}
.contact-side{display:grid;gap:20px}
.contact-form{background:var(--ink);color:var(--on-dark);padding:28px;border-radius:var(--radius);display:grid;gap:16px}
.contact-form h3{font-size:1.6rem;margin:0}
.contact-form .btn-ghost{color:var(--on-dark)}
.contact-form .btn-ghost:hover{background:var(--on-dark);color:var(--ink);border-color:var(--on-dark)}
.map{border-radius:var(--radius);overflow:hidden;height:280px;border:1px solid var(--line);background:var(--cream)}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(.35) contrast(1.05)}

/* footer */
.site-footer{background:var(--ink);color:var(--on-dark-muted);padding:50px 0 30px;font-size:.88rem}
.footer-inner{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center}
.brand-footer .brand-logo{height:86px}
.site-footer p{margin:.3rem 0 0}
.footer-links{display:flex;gap:1.4rem;flex-wrap:wrap}
.footer-links a{text-decoration:none;color:var(--on-dark)}
.footer-links a:hover{color:var(--gold-2)}
.footer-links a{overflow-wrap:anywhere}
.copy{grid-column:1/-1;border-top:1px solid rgba(239,233,223,.1);padding-top:1.2rem;margin-top:1rem!important;font-size:.8rem}

.wa-float{position:fixed;right:20px;bottom:20px;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;z-index:60;box-shadow:0 12px 28px -8px rgba(0,0,0,.45);transition:transform .2s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px;fill:#fff}

/* reveal */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .9s ease, transform .9s cubic-bezier(.2,.8,.2,1)}
.js .reveal.in{opacity:1;transform:none}

/* responsive */
@media (max-width:1080px){
  .models{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .audience{grid-template-columns:repeat(2,1fr)}
  .aud:nth-child(3){border-left:0;padding-left:0}
}
@media (max-width:960px){
  .nav{position:fixed;inset:76px 0 auto 0;background:rgba(20,26,34,.97);flex-direction:column;align-items:stretch;gap:0;padding:12px 16px 24px;transform:translateY(-8px);opacity:0;pointer-events:none;transition:all .3s}
  .nav a:not(.btn){padding:1rem 0;border-bottom:1px solid rgba(239,233,223,.08);font-size:1.05rem}
  .nav-cta{margin-top:1rem}
  .nav-open .nav{opacity:1;transform:none;pointer-events:auto}
  .nav-open .site-header{background:rgba(20,26,34,.97)}
  .nav-toggle{display:block}
  .hero{padding:120px 0 70px}
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{height:440px;margin:10px 0 -30px}
  .stack{transform:rotateX(58deg) rotateZ(-34deg) scale(.78)}
  @keyframes floaty{0%,100%{transform:rotateX(58deg) rotateZ(-34deg) scale(.78)}50%{transform:rotateX(58deg) rotateZ(-34deg) scale(.78) translateZ(18px)}}
  .about-grid,.contact-grid,.config{grid-template-columns:1fr}
  .about-media{height:520px}
  .config-preview{position:relative;top:0}
  .preview-stage{height:420px}
}
@media (max-width:640px){
  body{font-size:15px}
  h2{font-size:2rem}
  .eyebrow{font-size:.66rem;letter-spacing:.16em;margin-bottom:.7rem}
  .section{padding:56px 0}
  .section-head{margin-bottom:1.6rem}
  .section-head p:not(.eyebrow){font-size:.95rem}
  /* header */
  .header-inner{height:64px}
  .nav{inset:64px 0 auto 0}
  .brand-logo{height:42px}
  html{scroll-padding-top:70px}
  /* hero */
  .hero{padding:92px 0 36px}
  .hero h1{font-size:2.6rem}
  .lead{font-size:1rem}
  .hero-ctas{margin:1.4rem 0 1.6rem;flex-wrap:nowrap}
  .hero-ctas .btn{flex:1;padding:.85rem .8rem;font-size:.86rem}
  .hero-facts{grid-template-columns:repeat(3,1fr)}
  .hero-facts li{padding:.75rem .65rem}
  .hero-facts strong{font-size:1.02rem;line-height:1.15;margin-bottom:.2rem}
  .hero-facts span{font-size:.7rem}
  .hero-visual{height:240px;margin:0 0 -30px}
  .stack{transform:rotateX(58deg) rotateZ(-34deg) scale(.46)}
  @keyframes floaty{0%,100%{transform:rotateX(58deg) rotateZ(-34deg) scale(.46)}50%{transform:rotateX(58deg) rotateZ(-34deg) scale(.46) translateZ(18px)}}
  .stack-labels{display:none}
  .marquee-track{font-size:1.1rem;padding:.65rem 0;gap:1.4rem}
  /* fabrica */
  .about-grid{gap:32px}
  .about-copy > p{font-size:.95rem}
  .values{grid-template-columns:1fr 1fr;gap:1.1rem 1rem;margin-top:1.4rem}
  .value svg{width:30px;height:30px;padding:6px;margin-bottom:.4rem}
  .value h3{font-size:1.05rem}
  .value p{font-size:.8rem;line-height:1.45}
  .about-media{height:300px}
  .photo-a{width:82%;height:72%}
  .photo-b{width:50%;height:56%;border-width:5px}
  .badge-seal{width:86px;height:86px;left:4%;bottom:2%}
  .badge-seal text{font-size:11px}
  .badge-seal span{font-size:1.25rem}
  /* modelos: carrossel */
  .filters{flex-wrap:nowrap;overflow-x:auto;margin:0 -16px 1.2rem;padding:0 16px 4px;scrollbar-width:none}
  .filters::-webkit-scrollbar,.models::-webkit-scrollbar{display:none}
  .chip{flex:none;padding:.5rem .95rem;font-size:.8rem}
  .models{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;margin:0 -16px;padding:4px 16px 12px;scrollbar-width:none;scroll-padding:0 16px}
  .model{flex:0 0 76%;scroll-snap-align:start}
  .model:hover{transform:none}
  .model-vis{height:180px}
  .model-body{padding:1rem 1rem 1.1rem}
  .model-body h3{font-size:1.3rem}
  .model-body p{font-size:.82rem;margin-bottom:.7rem}
  .specs{font-size:.76rem;margin-bottom:.9rem}
  .swipe-hint{display:block}
  /* configurador */
  .config{gap:14px}
  .config-preview{position:sticky;top:64px;z-index:5;gap:0;margin:0 -16px;padding:8px 16px;background:var(--ink)}
  .preview-stage{height:210px;padding-bottom:0}
  .preview-sole{padding-top:0}
  .preview-sole svg{height:92%}
  .preview-tag,.section-view{display:none}
  .config-form{padding:18px;gap:16px}
  .opt span{padding:.45rem .75rem;font-size:.8rem}
  .swatch span{width:32px;height:32px}
  select,input,textarea{font-size:16px;padding:.7rem .8rem}
  .check{font-size:.82rem;padding:.5rem .6rem}
  .config-ctas .btn{flex:1 1 100%}
  /* processo */
  .steps{grid-template-columns:1fr 1fr;gap:10px}
  .step{padding:1.1rem 1rem}
  .step-n{font-size:2rem;margin-bottom:.4rem}
  .step h3{font-size:1.1rem;margin-bottom:.3rem}
  .step p{font-size:.8rem;line-height:1.45}
  .audience{margin-top:32px}
  .aud{padding:1.1rem .8rem 0 0}
  .aud + .aud{padding-left:.8rem}
  .aud h3{font-size:1.05rem}
  .aud p{font-size:.8rem}
  .cta-band{padding:44px 0}
  .cta-band-btns{width:100%}
  .cta-band-btns .btn{flex:1}
  /* contactos */
  .contact-grid{gap:28px}
  .contact-list{margin-top:1.2rem;gap:.6rem}
  .contact-list a{padding:.75rem .9rem;font-size:.92rem}
  .ci{width:38px;height:38px}
  .contact-form{padding:18px;gap:12px}
  .contact-form h3{font-size:1.35rem}
  .map{height:220px}
  /* footer */
  .site-footer{padding:36px 0 90px}
  .footer-inner{grid-template-columns:1fr;gap:14px}
  .brand-footer .brand-logo{height:62px}
  .footer-links{gap:.5rem 1.2rem}
  .footer-links a{word-break:break-all}
  .wa-float{width:52px;height:52px;right:14px;bottom:14px}
  .wa-float svg{width:26px;height:26px}
  .btn{white-space:normal}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}