/* STONEMINERS — premium natural stone */
:root{
  --ink:#1c1a17; --ink-soft:#3a352f; --muted:#6f675c; --line:#e7e1d8;
  --bg:#ffffff; --bg-warm:#f7f3ec; --bg-stone:#efe9df; --card:#ffffff;
  --gold:#a8833f; --gold-deep:#8a6a2e; --gold-soft:#c9a86a;
  --charcoal:#23211d; --shadow:0 18px 50px -22px rgba(28,26,23,.45);
  --maxw:1240px; --r:14px;
  --serif:"Playfair Display",Georgia,serif; --sans:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;font-size:17px}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.12;color:var(--ink);margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.5rem,5.6vw,4.4rem)}
h2{font-size:clamp(2rem,4vw,3rem)}
h3{font-size:clamp(1.3rem,2.4vw,1.7rem)}
p{margin:0 0 1.1rem;color:var(--ink-soft)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{font-family:var(--sans);font-weight:600;letter-spacing:.22em;text-transform:uppercase;font-size:.74rem;color:var(--gold-deep);margin:0 0 1rem}
.lead{font-size:1.2rem;color:var(--muted)}
section{padding:clamp(64px,9vw,120px) 0}
.center{text-align:center}
.muted{color:var(--muted)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--sans);font-weight:600;font-size:.95rem;padding:.95rem 1.7rem;border-radius:50px;cursor:pointer;border:1px solid transparent;transition:.25s ease;letter-spacing:.01em}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--gold);color:#fff;box-shadow:0 10px 26px -12px rgba(168,131,63,.8)}
.btn-primary:hover{background:var(--gold-deep);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-dark{background:var(--charcoal);color:#fff}
.btn-dark:hover{background:#000;transform:translateY(-2px)}
.btn-outline{border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep)}

/* nav */
header.nav{position:fixed;top:0;left:0;right:0;z-index:60;transition:.35s ease;padding:18px 0}
header.nav.solid{background:rgba(255,255,255,.96);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line);padding:12px 0}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--serif);font-size:1.5rem;font-weight:700;letter-spacing:.04em;color:#fff;transition:color .3s}
.brand b{color:var(--gold-soft);font-weight:700}
header.nav.solid .brand{color:var(--ink)}
.brand .mark{width:38px;height:38px;flex:none;border:1.5px solid currentColor;border-radius:50%;display:grid;place-items:center;font-size:1rem;letter-spacing:0}
.menu{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0}
.menu a{font-family:var(--sans);font-weight:500;font-size:.95rem;color:rgba(255,255,255,.92);position:relative;padding:4px 0;transition:color .25s}
.menu a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--gold);transition:width .25s}
.menu a:hover::after,.menu a.active::after{width:100%}
header.nav.solid .menu a{color:var(--ink-soft)}
.nav-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:26px;height:2px;background:#fff;transition:.3s}
header.nav.solid .burger span{background:var(--ink)}

/* hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,rgba(20,18,15,.86) 0%,rgba(20,18,15,.55) 45%,rgba(20,18,15,.25) 100%)}
.hero .wrap{padding-top:120px;padding-bottom:60px}
.hero-inner{max-width:760px}
.hero h1{color:#fff}
.hero .lead{color:rgba(255,255,255,.86);max-width:560px;font-size:1.28rem}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-top:34px}
.hero-meta{display:flex;gap:40px;margin-top:56px;flex-wrap:wrap}
.hero-meta .n{font-family:var(--serif);font-size:2.4rem;color:#fff;line-height:1}
.hero-meta .l{font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.7);margin-top:6px}
.scroll-ind{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.7);font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:8px}
.scroll-ind i{width:1px;height:42px;background:linear-gradient(rgba(255,255,255,.7),transparent);animation:drop 1.8s infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}50.1%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* reveal */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}.reveal.d4{transition-delay:.4s}

/* section head */
.shead{max-width:660px;margin:0 auto 64px}
.shead.left{margin-left:0;text-align:left}

/* intro split */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.split .imgwrap{position:relative;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.split .imgwrap img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3.2}
.split .imgwrap .badge{position:absolute;left:24px;bottom:24px;background:rgba(255,255,255,.95);border-radius:10px;padding:16px 22px;font-family:var(--serif)}
.split .imgwrap .badge b{display:block;font-size:1.9rem;color:var(--gold-deep);line-height:1}
.split .imgwrap .badge span{font-family:var(--sans);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* collections */
.bg-warm{background:var(--bg-warm)}
.bg-stone{background:var(--bg-stone)}
.bg-dark{background:var(--charcoal);color:#fff}
.bg-dark h2,.bg-dark h3{color:#fff}.bg-dark p{color:rgba(255,255,255,.74)}
.col-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.col-card{position:relative;border-radius:var(--r);overflow:hidden;min-height:420px;display:flex;align-items:flex-end;color:#fff;box-shadow:var(--shadow)}
.col-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s ease;z-index:-2}
.col-card::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(transparent 30%,rgba(18,16,13,.85))}
.col-card:hover img{transform:scale(1.07)}
.col-card .cc{padding:28px}
.col-card .ix{font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-soft);font-weight:600}
.col-card h3{color:#fff;margin:.3rem 0 .2rem}
.col-card .cc p{color:rgba(255,255,255,.8);font-size:.92rem;margin:0}
.col-card .arrow{margin-top:14px;display:inline-flex;align-items:center;gap:8px;font-size:.85rem;font-weight:600;color:#fff}

/* features */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:34px 26px;transition:.3s}
.feat:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.feat .ic{width:54px;height:54px;border-radius:12px;background:var(--bg-warm);display:grid;place-items:center;color:var(--gold-deep);margin-bottom:18px}
.feat .ic svg{width:26px;height:26px}
.feat h3{font-size:1.22rem}.feat p{font-size:.95rem;margin:0}

/* stats band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stats .s .n{font-family:var(--serif);font-size:clamp(2.6rem,5vw,3.6rem);color:var(--gold-soft);line-height:1}
.stats .s .l{font-size:.84rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.7);margin-top:10px}

/* product grid */
.filters{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-bottom:46px}
.filter{font-family:var(--sans);font-weight:600;font-size:.9rem;padding:.6rem 1.3rem;border-radius:50px;border:1px solid var(--line);background:#fff;cursor:pointer;transition:.25s;color:var(--ink-soft)}
.filter:hover{border-color:var(--gold-soft)}
.filter.active{background:var(--charcoal);color:#fff;border-color:var(--charcoal)}
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pcard{border-radius:12px;overflow:hidden;background:#fff;border:1px solid var(--line);transition:.35s}
.pcard:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.pcard .ph{position:relative;overflow:hidden;aspect-ratio:1/1;background:var(--bg-stone)}
.pcard .ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.pcard:hover .ph img{transform:scale(1.08)}
.pcard .pi{padding:16px 18px 18px}
.pcard .code{font-size:.72rem;letter-spacing:.12em;color:var(--gold-deep);font-weight:600;text-transform:uppercase}
.pcard h3{font-size:1.08rem;margin:.25rem 0 0}
.pcard .type{font-size:.85rem;color:var(--muted)}

/* CTA */
.cta{position:relative;color:#fff;text-align:center;overflow:hidden}
.cta-bg{position:absolute;inset:0;z-index:-2}.cta-bg img{width:100%;height:100%;object-fit:cover}
.cta::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(rgba(20,18,15,.82),rgba(20,18,15,.82))}
.cta h2{color:#fff}.cta p{color:rgba(255,255,255,.82);max-width:560px;margin-inline:auto}
.cta .hero-cta{justify-content:center}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;align-items:start}
.cinfo .row{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--line)}
.cinfo .row .ic{width:46px;height:46px;flex:none;border-radius:10px;background:var(--bg-warm);display:grid;place-items:center;color:var(--gold-deep)}
.cinfo .row .ic svg{width:22px;height:22px}
.cinfo .row b{display:block;font-family:var(--serif);font-size:1.05rem}
.cinfo .row span{color:var(--muted);font-size:.95rem}
form .frow{display:grid;grid-template-columns:1fr 1fr;gap:18px}
form label{display:block;font-size:.82rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin:0 0 7px}
form input,form textarea,form select{width:100%;padding:.85rem 1rem;border:1px solid var(--line);border-radius:10px;font-family:var(--sans);font-size:1rem;background:#fff;margin-bottom:18px;transition:.2s}
form input:focus,form textarea:focus,form select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(168,131,63,.14)}
form textarea{min-height:130px;resize:vertical}
.form-note{font-size:.9rem;margin-top:10px}
.form-note.ok{color:#2e7d32}.form-note.err{color:#c0392b}

/* footer */
footer{background:#16140f;color:rgba(255,255,255,.7);padding:80px 0 30px}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.1)}
footer .brand{color:#fff;margin-bottom:18px}
footer h4{font-family:var(--sans);font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:#fff;margin:0 0 18px}
footer ul{list-style:none;margin:0;padding:0}
footer li{margin-bottom:11px}
footer a:hover{color:var(--gold-soft)}
footer .small{color:rgba(255,255,255,.6);font-size:.92rem;max-width:300px}
.fbar{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:26px;font-size:.85rem;color:rgba(255,255,255,.55)}
.social{display:flex;gap:12px}
.social a{width:38px;height:38px;border:1px solid rgba(255,255,255,.2);border-radius:50%;display:grid;place-items:center;transition:.25s}
.social a:hover{background:var(--gold);border-color:var(--gold);color:#fff}
.social svg{width:17px;height:17px}

/* whatsapp float */
.wa{position:fixed;right:22px;bottom:22px;z-index:50;width:56px;height:56px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 12px 30px -8px rgba(37,211,102,.6);transition:.25s}
.wa:hover{transform:scale(1.08)}.wa svg{width:30px;height:30px;fill:#fff}

/* page hero (inner) */
.phero{position:relative;color:#fff;padding:170px 0 90px;overflow:hidden}
.phero-bg{position:absolute;inset:0;z-index:-2}.phero-bg img{width:100%;height:100%;object-fit:cover}
.phero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,rgba(20,18,15,.85),rgba(20,18,15,.5))}
.phero h1{color:#fff;margin-bottom:.2em}
.phero .crumb{font-size:.85rem;letter-spacing:.08em;color:rgba(255,255,255,.7)}
.phero .crumb a:hover{color:var(--gold-soft)}

@media(max-width:980px){
  .split{grid-template-columns:1fr;gap:36px}
  .col-grid{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr);gap:40px 20px}
  .pgrid{grid-template-columns:repeat(3,1fr)}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .fgrid{grid-template-columns:1fr 1fr;gap:34px}
}
@media(max-width:760px){
  body{font-size:16px}
  .menu{position:fixed;inset:0 0 0 auto;width:min(80vw,320px);background:#fff;flex-direction:column;align-items:flex-start;justify-content:center;padding:40px;gap:26px;transform:translateX(100%);transition:transform .4s ease;box-shadow:var(--shadow)}
  .menu.open{transform:none}
  .menu a{color:var(--ink);font-size:1.15rem}
  .burger{display:flex;z-index:70}
  .nav-cta .btn{display:none}
  .burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .burger.open span:nth-child(2){opacity:0}
  .burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .burger.open span{background:var(--ink)}
  header.nav.solid .burger.open span{background:var(--ink)}
  .pgrid{grid-template-columns:repeat(2,1fr);gap:14px}
  .hero-meta{gap:26px}.hero-meta .n{font-size:2rem}
  .fgrid{grid-template-columns:1fr}
  form .frow{grid-template-columns:1fr}
  .col-grid{grid-template-columns:1fr}
}