/* ============================================================
   NkN MADERAS — Venta mayorista
   Concepto: sello de madera quemada + verdad sin adornos.
   Verde monte + madera cálida. Bitter (slab) + Work Sans
   ============================================================ */

:root{
  --forest:#1B2A1E;
  --forest-2:#233327;
  --forest-3:#2C3F30;
  --line:#3A4C3E;
  --paper:#F5EFE2;
  --paper-2:#FBF8F0;
  --paper-dim:#EAE1CC;
  --text:#F2EEE1;
  --text-dim:#B7C2B9;
  --text-faint:#8A968C;
  --wood:#B5762C;
  --wood-2:#D89A4A;
  --wood-dark:#7C4E1C;
  --wood-soft:rgba(181,118,44,.15);
  --bad:#9A3B2E;
  --serif:'Bitter',Georgia,serif;
  --sans:'Work Sans',system-ui,-apple-system,sans-serif;
  --maxw:1200px;
  --ease:cubic-bezier(.22,1,.36,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--forest);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
section{position:relative}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px)}
::selection{background:var(--wood);color:#fff}
em{font-style:italic;color:var(--wood)}

/* ================= NAV ================= */
.nav{position:fixed;top:0;left:0;width:100%;z-index:500;transition:background .35s,border-color .35s,backdrop-filter .35s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(27,42,30,.9);backdrop-filter:blur(14px) saturate(140%);border-bottom-color:rgba(242,238,225,.1)}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:16px clamp(20px,5vw,56px);display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:12px}
.brand-ring{position:relative;width:34px;height:34px;flex:none;display:block}
.brand-ring i{position:absolute;inset:0;border-radius:50%;border:1.5px solid var(--wood-2)}
.brand-ring i:nth-child(1){inset:0}
.brand-ring i:nth-child(2){inset:6px;border-color:var(--wood)}
.brand-ring i:nth-child(3){inset:12px;background:var(--wood-2);border-color:transparent}
.brand-txt{display:flex;flex-direction:column;line-height:1.1;font-family:var(--serif);font-weight:700;font-size:1.08rem;color:var(--text)}
.brand-txt b{font-weight:800;color:var(--wood-2)}
.brand-sub{font-family:var(--sans);font-size:.62rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--text-faint);margin-top:3px}
.nav-links{display:flex;gap:30px}
.nav-links a{font-size:.9rem;font-weight:600;color:var(--text-dim);position:relative;padding:4px 0;transition:color .25s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1.5px;background:var(--wood-2);transition:width .3s var(--ease)}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{width:100%}
.nav-cta{font-weight:700;font-size:.86rem;padding:11px 20px;color:var(--forest);background:var(--wood-2);border-radius:8px;transition:transform .25s var(--ease),box-shadow .25s,background .25s}
.nav-cta:hover{background:var(--wood);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px -10px var(--wood)}
.burger{display:none;width:40px;height:36px;background:none;border:1.5px solid rgba(242,238,225,.3);border-radius:8px;cursor:pointer;position:relative}
.burger span{position:absolute;left:9px;right:9px;height:1.6px;background:var(--text);transition:.3s var(--ease)}
.burger span:nth-child(1){top:13px}
.burger span:nth-child(2){bottom:13px}
.burger[aria-expanded="true"] span:nth-child(1){top:50%;transform:translateY(-50%) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){bottom:auto;top:50%;transform:translateY(-50%) rotate(-45deg)}
.nav-mobile{position:fixed;top:0;right:0;height:100dvh;width:min(84vw,340px);z-index:490;background:var(--forest-2);border-left:1px solid var(--line);display:flex;flex-direction:column;gap:2px;padding:88px 28px 28px;transform:translateX(100%);transition:transform .42s var(--ease)}
.nav-mobile.open{transform:translateX(0)}
.nav-mobile a{padding:16px 4px;font-size:1.12rem;font-weight:700;border-bottom:1px solid var(--line);color:var(--text-dim)}
.nav-mobile a:hover{color:var(--text)}
.nav-mobile .m-cta{margin-top:18px;border:none;background:var(--wood-2);color:var(--forest);text-align:center;border-radius:10px;font-weight:800}

/* ================= HERO ================= */
.hero{position:relative;min-height:100dvh;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;padding:0 clamp(20px,5vw,56px) clamp(48px,8vh,90px)}
.hero-vid{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;filter:saturate(.8) contrast(1.08) brightness(.72)}
.hero-veil{position:absolute;inset:0;z-index:-1;background:
  linear-gradient(180deg,rgba(27,42,30,.5) 0%,rgba(27,42,30,.2) 32%,rgba(27,42,30,.6) 68%,var(--forest) 100%),
  radial-gradient(110% 70% at 15% 10%,rgba(181,118,44,.25) 0%,transparent 55%)}

.hero-in{position:relative;z-index:2;max-width:820px}
.stamp{display:inline-flex;align-items:center;gap:10px;border:2px solid var(--wood-2);border-radius:6px;padding:10px 18px;margin-bottom:28px;transform:rotate(-2deg);background:rgba(27,42,30,.35)}
.stamp span{font-family:var(--serif);font-weight:800;font-size:.82rem;letter-spacing:.1em;color:var(--wood-2)}
.stamp-dot{color:var(--text-faint)!important;font-weight:400!important}

.hero-h1{font-family:var(--serif);font-weight:800;font-size:clamp(2.4rem,6vw,4.3rem);line-height:1.08;color:var(--text);margin-bottom:24px}
.hero-h1 em{font-style:italic;color:var(--wood-2)}
.hero-sub{max-width:560px;font-size:clamp(1rem,1.6vw,1.14rem);color:var(--text-dim);margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-cta.center{justify-content:center}

.btn{font-family:var(--sans);font-weight:700;font-size:.94rem;padding:16px 28px;border-radius:8px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:transform .25s var(--ease),box-shadow .25s,background .25s,color .25s,border-color .25s}
.btn-wood{background:var(--wood-2);color:var(--forest);border:1px solid var(--wood-2)}
.btn-wood:hover{background:var(--wood);color:#fff;transform:translateY(-2px);box-shadow:0 16px 36px -14px var(--wood)}
.btn-line{background:transparent;color:var(--text);border:1.5px solid rgba(242,238,225,.3)}
.btn-line:hover{border-color:var(--wood-2);color:var(--wood-2);transform:translateY(-2px)}
.btn-line-light{background:transparent;color:var(--text);border:1.5px solid rgba(242,238,225,.3)}
.btn-line-light:hover{border-color:#fff;background:rgba(255,255,255,.08);transform:translateY(-2px)}

/* ================= MANIFIESTO ================= */
.manifiesto{background:var(--wood-2);padding:clamp(56px,8vh,90px) 0}
.manifiesto-in{max-width:820px;margin:0 auto;text-align:center}
.man-kick{font-family:var(--sans);font-weight:700;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--wood-dark);margin-bottom:18px}
.manifiesto h2{font-family:var(--serif);font-weight:700;font-size:clamp(1.5rem,3.4vw,2.3rem);line-height:1.35;color:var(--forest)}
.manifiesto h2 em{color:var(--forest);font-weight:800;font-style:italic;text-decoration:underline;text-decoration-color:rgba(27,42,30,.35);text-underline-offset:4px}
.man-firma{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:30px}
.man-firma-mark{font-family:var(--serif);font-weight:800;font-size:1.2rem;color:var(--forest);border:2px solid var(--forest);border-radius:6px;padding:4px 10px}
.man-firma span:last-child{font-weight:700;color:var(--wood-dark);font-size:.94rem}

/* ================= SHARED HEADS ================= */
.eyebrow{font-family:var(--sans);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--wood);display:inline-block;margin-bottom:16px;font-weight:700}
.eyebrow.center{display:block;text-align:center}
.eyebrow.light{color:var(--wood-2)}
.s-head{max-width:640px;margin:0 auto 52px;text-align:center}
.s-head h2,h2{font-family:var(--serif);font-weight:700;font-size:clamp(1.9rem,4.2vw,3rem);line-height:1.14;margin-bottom:16px}
.s-head p{color:var(--text-faint);font-size:1.02rem}

/* ================= PRODUCTOS ================= */
.productos{padding:clamp(70px,10vh,120px) 0;background:var(--paper)}
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--paper-dim);border:1px solid var(--paper-dim);border-radius:18px;overflow:hidden}
.prod-card{background:var(--paper-2);padding:clamp(28px,3vw,36px);transition:background .3s}
.prod-card:hover{background:#fff}
.prod-ic{font-size:1.9rem;display:block;margin-bottom:16px}
.prod-card h3{font-family:var(--serif);font-weight:700;font-size:1.18rem;margin-bottom:10px;color:var(--forest)}
.prod-card p{color:var(--text-faint);font-size:.9rem}

/* ================= ORIGEN ================= */
.origen{padding:clamp(70px,10vh,120px) 0;background:var(--forest);color:var(--text)}
.origen-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.origen-text h2{color:var(--text)}
.origen-text > p{color:var(--text-dim);max-width:520px;margin-bottom:32px;font-size:1.02rem}
.origen-map{position:relative;width:100%;aspect-ratio:1/1;max-width:360px;margin:0 auto}
.om-lines{position:absolute;inset:0;width:100%;height:100%;color:var(--wood-2);opacity:.5}
.om-point{position:absolute;display:flex;align-items:center;gap:10px}
.om-1{top:14%;left:8%}
.om-2{top:26%;left:22%}
.om-3{bottom:6%;right:2%;flex-direction:row-reverse;text-align:right}
.om-dot{width:12px;height:12px;border-radius:50%;background:var(--wood-2);box-shadow:0 0 0 5px rgba(216,154,74,.2);flex:none}
.om-dot-b{background:var(--text);box-shadow:0 0 0 5px rgba(242,238,225,.2)}
.om-label{font-size:.82rem;font-weight:700;color:var(--text);line-height:1.3}
.om-label small{display:block;font-weight:500;color:var(--text-faint);font-size:.72rem;margin-top:2px}

/* ================= COMPARACIÓN ================= */
.comp{padding:clamp(70px,10vh,120px) 0;background:var(--paper-dim)}
.comp-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:900px;margin:0 auto}
.comp-card{border-radius:18px;padding:clamp(28px,3.4vw,40px)}
.comp-bad{background:var(--paper-2);border:1.5px solid rgba(154,59,46,.25)}
.comp-good{background:var(--forest);color:var(--text)}
.comp-tag{display:inline-block;font-weight:800;font-size:.92rem;margin-bottom:20px}
.comp-bad .comp-tag{color:var(--bad)}
.comp-good .comp-tag{color:var(--wood-2)}
.comp-card ul{list-style:none;display:flex;flex-direction:column;gap:14px}
.comp-card li{position:relative;padding-left:26px;font-size:.94rem}
.comp-bad li{color:var(--forest-2)}
.comp-good li{color:var(--text-dim)}
.comp-bad li::before{content:"✕";position:absolute;left:0;color:var(--bad);font-weight:800}
.comp-good li::before{content:"✓";position:absolute;left:0;color:var(--wood-2);font-weight:800}

/* ================= LISTA DE PRECIOS ================= */
.lista{padding:clamp(70px,10vh,120px) 0;background:var(--forest);color:var(--text)}
.lista-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;align-items:start}
.lista-text h2{color:var(--text)}
.lista-text > p{color:var(--text-dim);max-width:480px;font-size:1.02rem}
.lista-form{background:var(--paper-2);color:var(--forest);border-radius:20px;padding:clamp(28px,3.4vw,40px);display:flex;flex-direction:column;gap:16px;box-shadow:0 30px 60px -30px rgba(0,0,0,.4)}
.lf-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.lista-form input[type="text"],.lista-form input[type="tel"]{font-family:var(--sans);font-size:.96rem;padding:13px 16px;border:1.5px solid var(--paper-dim);border-radius:10px;outline:none;color:var(--forest);background:var(--paper)}
.lista-form input:focus{border-color:var(--wood)}
.lf-checks{border:none;padding:0;display:flex;flex-direction:column;gap:10px}
.lf-checks legend{font-weight:700;font-size:.9rem;margin-bottom:6px;padding:0;color:var(--forest-2)}
.lf-checks label{display:flex;align-items:center;gap:10px;font-size:.92rem;color:var(--forest-2);cursor:pointer}
.lf-checks input[type="checkbox"]{width:18px;height:18px;accent-color:var(--wood);flex:none;cursor:pointer}
.lf-submit{width:100%;justify-content:center;margin-top:4px}
.lf-legal{font-size:.78rem;color:var(--text-faint);text-align:center}

/* ================= NOSOTRAS ================= */
.nosotras{padding:clamp(70px,10vh,120px) 0;background:var(--paper)}
.nosotras-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px;align-items:center}
.nos-visual{position:relative;aspect-ratio:1/1;max-width:320px;background:var(--forest);border-radius:24px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.nos-initial{font-family:var(--serif);font-weight:800;font-size:9rem;color:var(--wood-soft);position:absolute}
.nos-initial:first-child{left:-6%;color:rgba(216,154,74,.18)}
.nos-initial-2{right:-6%;color:rgba(242,238,225,.1)}
.nos-text h2{color:var(--forest)}
.nos-text p{color:var(--text-faint);font-size:1.02rem;max-width:560px;margin-bottom:16px}

/* ================= CTA FINAL ================= */
.cta-final{padding:clamp(90px,14vh,150px) 0;background:var(--forest);color:var(--text);position:relative;overflow:hidden;text-align:center}
.cta-final::before{content:"";position:absolute;inset:0;background:radial-gradient(90% 70% at 50% 0%,rgba(181,118,44,.2),transparent 60%)}
.cta-in{position:relative;max-width:720px;margin:0 auto}
.cta-in h2{color:var(--text);font-size:clamp(2rem,5vw,3.2rem);margin-bottom:18px}
.cta-in p{color:var(--text-dim);margin-bottom:34px;font-size:1.05rem}

/* ================= FOOTER ================= */
.footer{background:var(--forest-2);color:var(--text-dim);padding:clamp(50px,7vh,80px) 0 28px}
.ft-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:38px;border-bottom:1px solid var(--line)}
.ft-brand{display:flex;flex-direction:column;gap:14px}
.ft-brand .brand-ring{margin-bottom:2px}
.ft-brand p{color:var(--text-faint);font-size:.92rem;max-width:320px}
.ft-col h5{font-family:var(--sans);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-faint);margin-bottom:16px;font-weight:700}
.ft-col a,.ft-loc{display:block;color:var(--text-dim);font-size:.94rem;padding:5px 0;transition:color .25s}
.ft-col a:hover{color:var(--wood-2)}
.ft-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:24px;flex-wrap:wrap}
.ft-bottom p{font-size:.8rem;color:var(--text-faint)}
.ft-bottom a{color:var(--text-dim)}
.ft-bottom a:hover{color:var(--wood-2)}

/* ================= WA FLOAT ================= */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:400;width:56px;height:56px;background:#25D366;color:#fff;border-radius:50%;display:grid;place-items:center;box-shadow:0 10px 30px -8px rgba(37,211,102,.6);transition:transform .3s var(--ease)}
.wa-float svg{width:30px;height:30px}
.wa-float:hover{transform:scale(1.08) rotate(-4deg)}

/* ================= REVEAL ================= */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ================= RESPONSIVE ================= */
@media (max-width:1000px){
  .origen-grid,.nosotras-grid,.lista-grid{grid-template-columns:1fr;gap:40px}
  .origen-map{order:-1}
  .nos-visual{max-width:280px;margin:0 auto}
}
@media (max-width:900px){
  .nav-links,.nav-cta{display:none}
  .burger{display:block}
  .prod-grid{grid-template-columns:1fr 1fr}
  .ft-grid{grid-template-columns:1fr 1fr;gap:32px}
  .ft-brand{grid-column:1/-1}
}
@media (max-width:640px){
  .prod-grid{grid-template-columns:1fr}
  .comp-grid{grid-template-columns:1fr}
  .lf-row{grid-template-columns:1fr}
  .hero-cta .btn,.hero-cta.center .btn{width:100%;justify-content:center}
  .ft-grid{grid-template-columns:1fr}
  .ft-bottom{flex-direction:column;text-align:center}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}