:root{
  --cream: #F7F4EF;
  --cream-deep: #EFE9DF;
  --oak: #8B6240;
  --oak-light: #B8834E;
  --dark: #1C1610;
  --dark-soft: #2A221A;
  --line: rgba(28,22,16,0.12);
}
*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  font-family:'Inter', sans-serif;
  background:var(--cream);
  color:var(--dark);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{ font-family:'Playfair Display', serif; font-weight:600; letter-spacing:-0.01em; }
a{ text-decoration:none; color:inherit; }
ul{ list-style:none; }
img{ display:block; max-width:100%; }
.container{ max-width:1160px; margin:0 auto; padding:0 32px; }
.eyebrow{ font-size:12.5px; letter-spacing:0.14em; text-transform:uppercase; color:var(--oak); font-weight:600; margin-bottom:14px; display:block; }
section{ padding:100px 0; }
@media (max-width:640px){ section{ padding:64px 0; } .container{ padding:0 20px; } }

/* ---------- NAV ---------- */
nav{ position:fixed; top:0; left:0; right:0; z-index:100; padding:20px 0; transition:all .35s ease; background:rgba(247,244,239,0.95); backdrop-filter:blur(10px); box-shadow:0 1px 0 var(--line); }
nav .container{ display:flex; align-items:center; justify-content:space-between; }
.logo{ font-family:'Playfair Display', serif; font-weight:700; font-size:21px; color:var(--dark); display:flex; align-items:center; }
.logo-img{ height:68px; width:auto; display:block; }
.footer-logo .logo-img{ filter:brightness(0) invert(1); opacity:0.95; }
@media (max-width:640px){ .logo-img{ height:54px; } }
.nav-links{ display:flex; gap:32px; align-items:center; }
.nav-links a{ font-size:14.5px; font-weight:500; color:var(--dark); opacity:0.75; transition:opacity .2s ease, color .2s ease; }
.nav-links a:hover, .nav-links a.active{ opacity:1; color:var(--oak); }
.nav-cta{ background:var(--oak); color:#fff !important; padding:10px 20px; border-radius:3px; font-size:14px; font-weight:600; display:flex; align-items:center; gap:8px; opacity:1 !important; transition:background .2s ease; }
.nav-cta:hover{ background:var(--oak-light); }
@media (max-width:820px){ .nav-links > a:not(.nav-cta){ display:none; } }

/* ---------- PAGE HEADER (banner interno para páginas que no son home) ---------- */
.page-header{ background:var(--dark); color:var(--cream); padding:170px 0 70px; }
.page-header h1{ font-size:clamp(32px,4.5vw,50px); margin-bottom:14px; }
.page-header p{ color:rgba(247,244,239,0.75); font-size:16px; max-width:560px; }

/* ---------- BUTTONS ---------- */
.btn{ display:inline-flex; align-items:center; gap:10px; padding:15px 25px; border-radius:3px; font-weight:600; font-size:14.5px; transition:transform .2s ease, background .2s ease, box-shadow .2s ease; border:1px solid transparent; cursor:pointer; }
.btn-primary{ background:#25D366; color:#fff; }
.btn-primary:hover{ background:#1fbd5a; transform:translateY(-2px); box-shadow:0 10px 24px rgba(37,211,102,0.28); }
.btn-outline{ background:transparent; color:var(--cream); border-color:rgba(247,244,239,0.4); }
.btn-outline:hover{ background:rgba(247,244,239,0.1); transform:translateY(-2px); }
.btn-outline-dark{ background:transparent; color:var(--dark); border-color:var(--line); }
.btn-outline-dark:hover{ background:var(--dark); color:var(--cream); transform:translateY(-2px); }
.btn-dark{ background:var(--oak); color:#fff; }
.btn-dark:hover{ background:var(--oak-light); transform:translateY(-2px); }
.icon{ width:18px; height:18px; flex-shrink:0; }

/* ---------- HERO (solo Inicio) ---------- */
.hero{ position:relative; height:100vh; min-height:640px; display:flex; align-items:flex-end; background:var(--dark); overflow:hidden; }
.plank-floor{ position:absolute; inset:0; display:flex; flex-wrap:wrap; align-content:flex-end; transform:perspective(1400px) rotateX(2deg) scale(1.05); transform-origin:bottom center; }
.plank{ height:11.5vh; flex:1 1 auto; min-width:120px; background:linear-gradient(100deg, var(--tone-a), var(--tone-b)); border-right:1px solid rgba(0,0,0,0.25); border-top:1px solid rgba(255,255,255,0.05); opacity:0; transform:translateX(var(--dir,-40px)) scaleX(0.85); animation:plankIn 0.9s cubic-bezier(.2,.8,.2,1) forwards; animation-delay:var(--d, 0s); }
@keyframes plankIn{ to{ opacity:1; transform:translateX(0) scaleX(1); } }
.hero-scrim{ position:absolute; inset:0; background:linear-gradient(180deg, rgba(28,22,16,0.72) 0%, rgba(28,22,16,0.55) 38%, rgba(28,22,16,0.88) 100%); }
.hero-content{ position:relative; z-index:2; width:100%; padding-bottom:88px; color:var(--cream); }
.hero-content h1{ font-size:clamp(38px, 6vw, 66px); line-height:1.05; max-width:820px; margin-bottom:20px; opacity:0; animation:fadeUp 0.9s ease forwards; animation-delay:0.9s; }
.hero-content h1 em{ font-style:italic; color:var(--oak-light); }
.hero-content p{ font-size:18px; max-width:520px; color:rgba(247,244,239,0.85); line-height:1.55; margin-bottom:36px; opacity:0; animation:fadeUp 0.9s ease forwards; animation-delay:1.05s; }
@keyframes fadeUp{ from{ opacity:0; transform:translateY(16px);} to{ opacity:1; transform:translateY(0);} }
.hero-ctas{ display:flex; gap:14px; flex-wrap:wrap; opacity:0; animation:fadeUp 0.9s ease forwards; animation-delay:1.2s; }

/* ---------- CARDS / GRIDS ---------- */
.why-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:28px; margin-top:54px; }
@media (max-width:900px){ .why-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .why-grid{ grid-template-columns:1fr; } }
.why-card{ padding:30px 26px; background:#fff; border:1px solid var(--line); border-radius:4px; }
.why-card .icon-wrap{ width:44px; height:44px; border-radius:50%; background:var(--cream-deep); display:flex; align-items:center; justify-content:center; margin-bottom:20px; }
.why-card .icon-wrap svg{ width:22px; height:22px; stroke:var(--oak); }
.why-card h3{ font-size:18px; margin-bottom:10px; }
.why-card p{ font-size:14.5px; color:#5a5147; line-height:1.55; }

.section-head{ max-width:640px; }
.section-head h2{ font-size:clamp(28px, 3.6vw, 40px); margin-bottom:16px; }
.section-head p{ font-size:16.5px; color:#5a5147; line-height:1.6; }
.bg-alt{ background:var(--cream-deep); }

.wood-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; margin-top:54px; }
@media (max-width:900px){ .wood-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .wood-grid{ grid-template-columns:1fr; } }
.wood-card{ position:relative; height:260px; border-radius:4px; overflow:hidden; display:flex; align-items:flex-end; padding:22px; }
.wood-card .name{ position:relative; z-index:2; color:#fff; font-family:'Playfair Display',serif; font-size:20px; font-weight:600; }
.wood-card .desc{ position:relative; z-index:2; color:rgba(255,255,255,0.88); font-size:13px; line-height:1.5; margin-top:8px; max-height:0; opacity:0; overflow:hidden; transition:max-height .35s ease, opacity .35s ease; }
.wood-card:hover .desc{ max-height:110px; opacity:1; }
.wood-card::after{ content:''; position:absolute; inset:0; background:linear-gradient(0deg, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.05) 55%); transition:background .3s ease; }
.wood-card:hover::after{ background:linear-gradient(0deg, rgba(0,0,0,0.82) 0%, rgba(0,0,0,0.15) 60%); }

/* Producto ficha (página productos) */
.wood-detail{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:0; border:1px solid var(--line); border-radius:4px; overflow:hidden; margin-bottom:24px; background:#fff; }
@media (max-width:760px){ .wood-detail{ grid-template-columns:1fr; } }
.wood-detail .swatch{ min-height:220px; }
.wood-detail .info{ padding:34px; display:flex; flex-direction:column; justify-content:center; }
.wood-detail .info h3{ font-size:22px; margin-bottom:10px; }
/* Carrusel general (showcase) — Productos */
.showcase{ position:relative; height:460px; border-radius:6px; overflow:hidden; }
.showcase-track{ display:flex; height:100%; transition:transform .8s cubic-bezier(.4,0,.2,1); }
.showcase-slide{ min-width:100%; height:100%; background-size:cover; background-position:center; position:relative; }
.showcase-slide::after{ content:''; position:absolute; inset:0; background:linear-gradient(0deg, rgba(28,22,16,0.55) 0%, rgba(28,22,16,0) 40%); }
.showcase-caption{ position:absolute; bottom:26px; left:28px; z-index:2; color:#fff; font-family:'Playfair Display',serif; font-size:22px; font-weight:600; text-shadow:0 2px 10px rgba(0,0,0,0.4); }
.showcase-dots{ position:absolute; bottom:30px; right:28px; z-index:2; display:flex; gap:9px; }
.showcase-dots .dot{ width:8px; height:8px; border-radius:50%; background:rgba(255,255,255,0.45); cursor:pointer; transition:background .2s ease, transform .2s ease; }
.showcase-dots .dot.active{ background:#fff; transform:scale(1.2); }
@media (max-width:640px){ .showcase{ height:320px; } .showcase-caption{ font-size:18px; left:20px; bottom:20px; } }
.spec-row{ display:flex; gap:22px; flex-wrap:wrap; font-size:13px; color:var(--oak); font-weight:600; }
.spec-row span{ background:var(--cream-deep); padding:6px 12px; border-radius:3px; }

.process-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; margin-top:60px; }
@media (max-width:820px){ .process-row{ grid-template-columns:1fr 1fr; row-gap:40px; } }
@media (max-width:520px){ .process-row{ grid-template-columns:1fr; } }
.process-step{ position:relative; padding-right:24px; }
.process-step .num{ font-family:'Playfair Display', serif; font-size:15px; color:var(--oak); font-weight:600; border:1px solid var(--oak); width:34px; height:34px; border-radius:50%; display:flex; align-items:center; justify-content:center; margin-bottom:20px; }
.process-step h3{ font-size:17px; margin-bottom:8px; }
.process-step p{ font-size:14px; color:#5a5147; line-height:1.55; }
.process-step:not(:last-child)::after{ content:''; position:absolute; top:17px; left:calc(100% - 24px); width:calc(100% - 34px); height:1px; background:var(--line); }
@media (max-width:820px){ .process-step:not(:last-child)::after{ display:none; } }

/* Galería de proyectos */
.project-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:54px; }
@media (max-width:900px){ .project-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .project-grid{ grid-template-columns:1fr; } }
.project-card{ border-radius:4px; overflow:hidden; background:#fff; border:1px solid var(--line); }
.project-card .thumb{ height:220px; }
.project-card .info{ padding:20px; }
.project-card .info .tag{ font-size:11.5px; text-transform:uppercase; letter-spacing:0.08em; color:var(--oak); font-weight:600; margin-bottom:6px; display:block; }
.project-card .info h3{ font-size:17px; margin-bottom:6px; }
.project-card .info p{ font-size:13.5px; color:#5a5147; }

.gallery-grid{ display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:170px; gap:14px; margin-top:54px; }
.gallery-grid > div:nth-child(1){ grid-column:span 2; grid-row:span 2; }
.gallery-grid > div:nth-child(4){ grid-column:span 2; }
@media (max-width:820px){ .gallery-grid{ grid-template-columns:repeat(2,1fr); grid-auto-rows:150px; } .gallery-grid > div:nth-child(1){ grid-column:span 2; grid-row:span 1; } }
.gallery-grid div{ border-radius:4px; }

/* Valores / Quiénes somos */
.value-list{ margin-top:54px; display:grid; grid-template-columns:1fr 1fr; gap:40px 60px; }
@media (max-width:760px){ .value-list{ grid-template-columns:1fr; } }
.value-item{ display:flex; gap:18px; }
.value-item .n{ font-family:'Playfair Display',serif; font-size:26px; color:var(--oak-light); font-weight:600; flex-shrink:0; }
.value-item h3{ font-size:17px; margin-bottom:6px; }
.value-item p{ font-size:14px; color:#5a5147; line-height:1.6; }

.split{ display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center; }
@media (max-width:860px){ .split{ grid-template-columns:1fr; gap:36px; } }
.split .img-block{ height:420px; border-radius:4px; }
.split p{ font-size:15.5px; color:#5a5147; line-height:1.7; margin-bottom:16px; }
.stat-row{ display:flex; gap:40px; margin-top:32px; flex-wrap:wrap; }
.stat-row .stat b{ font-family:'Playfair Display',serif; font-size:32px; color:var(--oak); display:block; }
.stat-row .stat span{ font-size:13px; color:#5a5147; }

/* ---------- COVERAGE ---------- */
.coverage{ background:var(--dark); color:var(--cream); text-align:center; padding:70px 0; }
.coverage h2{ font-size:26px; margin-bottom:12px; }
.coverage p{ color:rgba(247,244,239,0.75); font-size:15.5px; }

/* ---------- FINAL CTA ---------- */
.final-cta{ background:var(--dark-soft); color:var(--cream); }
.cta-wrap{ display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:start; }
@media (max-width:900px){ .cta-wrap{ grid-template-columns:1fr; gap:48px; } }
.final-cta h2{ font-size:clamp(30px,4vw,42px); margin-bottom:18px; }
.final-cta .lead-text p{ color:rgba(247,244,239,0.75); font-size:16px; line-height:1.6; margin-bottom:34px; }
.contact-line{ display:flex; align-items:center; gap:14px; padding:16px 0; border-bottom:1px solid rgba(247,244,239,0.14); }
.contact-line .icon-wrap{ width:38px; height:38px; border-radius:50%; background:rgba(247,244,239,0.08); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.contact-line .icon-wrap svg{ width:18px; height:18px; stroke:var(--cream); }
.contact-line a{ font-size:15.5px; font-weight:500; }
.contact-line a:hover{ color:var(--oak-light); }

.form-card{ background:var(--cream); border-radius:6px; padding:34px; }
.form-card h3{ color:var(--dark); font-size:19px; margin-bottom:22px; }
.field{ margin-bottom:16px; }
.field label{ display:block; font-size:12.5px; font-weight:600; color:var(--dark); margin-bottom:6px; text-transform:uppercase; letter-spacing:0.04em; }
.field input, .field textarea{ width:100%; padding:12px 14px; border:1px solid var(--line); border-radius:3px; font-family:'Inter',sans-serif; font-size:14.5px; background:#fff; color:var(--dark); }
.field textarea{ resize:vertical; min-height:80px; }
.field input:focus, .field textarea:focus{ outline:2px solid var(--oak-light); outline-offset:1px; }
.form-card .btn{ width:100%; justify-content:center; margin-top:6px; }

/* ---------- FOOTER ---------- */
footer{ background:var(--dark); color:rgba(247,244,239,0.6); padding:40px 0; }
footer .container{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; }
footer .logo{ color:var(--cream); font-size:18px; }
footer .foot-links{ display:flex; gap:24px; font-size:13.5px; }
footer .foot-links a:hover{ color:var(--cream); }

/* ---------- FLOATING WHATSAPP ---------- */
.float-wa{ position:fixed; bottom:24px; right:24px; z-index:200; width:58px; height:58px; border-radius:50%; background:#25D366; display:flex; align-items:center; justify-content:center; box-shadow:0 8px 22px rgba(37,211,102,0.4); animation:pulse 2.6s ease-in-out infinite; }
.float-wa svg{ width:28px; height:28px; fill:#fff; }
@keyframes pulse{ 0%,100%{ box-shadow:0 8px 22px rgba(37,211,102,0.4);} 50%{ box-shadow:0 8px 30px rgba(37,211,102,0.65);} }

/* Servicios */
.service-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:54px; }
@media (max-width:900px){ .service-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .service-grid{ grid-template-columns:1fr; } }
.service-card{ background:#fff; border:1px solid var(--line); border-radius:4px; overflow:hidden; }
.service-card .thumb{ height:150px; }
.service-card .info{ padding:20px 22px; }
.service-card .info h3{ font-size:16.5px; margin-bottom:8px; }
.service-card .info p{ font-size:13.5px; color:#5a5147; line-height:1.55; }

/* Bloques educativos */
.edu-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:32px; margin-top:54px; }
@media (max-width:820px){ .edu-grid{ grid-template-columns:1fr; } }
.edu-block{ border-left:2px solid var(--oak-light); padding-left:20px; }
.edu-block h3{ font-size:17px; margin-bottom:10px; }
.edu-block p{ font-size:14px; color:#5a5147; line-height:1.65; }

/* Carrusel vertical de proyectos */
.vcarousel{ display:flex; gap:20px; align-items:stretch; margin-top:54px; }
.vcarousel-viewport{ flex:1; height:520px; overflow:hidden; border-radius:4px; }
.vcarousel-track{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; transition:transform .45s ease; }
.vcarousel-track > div{ aspect-ratio:1/1; background-size:cover; background-position:center; border-radius:4px; }
.vcarousel-nav{ display:flex; flex-direction:column; justify-content:center; gap:12px; }
.vcarousel-nav button{ width:44px; height:44px; border-radius:50%; border:1px solid var(--line); background:#fff; font-size:18px; cursor:pointer; transition:background .2s ease; }
.vcarousel-nav button:hover{ background:var(--cream-deep); }
@media (max-width:760px){
  .vcarousel{ flex-direction:column-reverse; }
  .vcarousel-viewport{ height:420px; }
  .vcarousel-nav{ flex-direction:row; justify-content:center; }
}
.carousel-nav-btn{ width:38px; height:38px; border-radius:50%; border:1px solid var(--line); background:#fff; color:var(--dark); font-size:20px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:background .2s ease; }
.carousel-nav-btn:hover{ background:var(--cream-deep); }
.carousel-viewport{ overflow:hidden; margin-top:44px; }
.carousel-track{ display:flex; gap:18px; transition:transform .4s ease; }
.carousel-track .wood-card{ flex:0 0 calc(25% - 14px); min-width:220px; }
@media (max-width:900px){ .carousel-track .wood-card{ flex:0 0 calc(50% - 9px); } }
@media (max-width:560px){ .carousel-track .wood-card{ flex:0 0 85%; } }
.calc-card{ background:#fff; border:1px solid var(--line); border-radius:6px; padding:34px; margin-top:44px; max-width:760px; }
.calc-row{ display:flex; gap:18px; align-items:flex-end; flex-wrap:wrap; }
.calc-row .field{ flex:1; min-width:160px; margin-bottom:0; }
.calc-row select{ width:100%; padding:12px 14px; border:1px solid var(--line); border-radius:3px; font-family:'Inter',sans-serif; font-size:14.5px; background:#fff; color:var(--dark); }
.calc-row .btn{ height:47px; }
.calc-result{ margin-top:28px; padding-top:24px; border-top:1px solid var(--line); }
.calc-total{ display:flex; align-items:baseline; gap:10px; margin-bottom:10px; }
.calc-total span{ font-size:14px; color:#5a5147; }
.calc-total b{ font-family:'Playfair Display',serif; font-size:28px; color:var(--oak); }
.calc-note{ font-size:12.5px; color:#8a8177; line-height:1.5; margin-bottom:18px; }
@media (max-width:640px){ .calc-row{ flex-direction:column; align-items:stretch; } .calc-row .btn{ width:100%; justify-content:center; } }
.lightbox-overlay{ position:fixed; inset:0; background:rgba(28,22,16,0.92); z-index:300; display:none; align-items:center; justify-content:center; padding:40px; }
.lightbox-overlay.active{ display:flex; }
.lightbox-overlay .lightbox-img{ max-width:90vw; max-height:82vh; border-radius:4px; box-shadow:0 20px 60px rgba(0,0,0,0.5); }
.lightbox-overlay .lightbox-caption{ position:absolute; bottom:36px; left:0; right:0; text-align:center; color:var(--cream); font-size:14.5px; }
.lightbox-close{ position:absolute; top:28px; right:36px; color:var(--cream); font-size:32px; cursor:pointer; line-height:1; opacity:0.8; }
.lightbox-close:hover{ opacity:1; }
.lightbox-nav{ position:absolute; top:50%; transform:translateY(-50%); color:var(--cream); font-size:36px; cursor:pointer; opacity:0.7; padding:10px 16px; user-select:none; }
.lightbox-nav:hover{ opacity:1; }
.lightbox-prev{ left:16px; }
.lightbox-next{ right:16px; }
.clickable{ cursor:pointer; transition:transform .25s ease; }
.clickable:hover{ transform:scale(1.02); }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition:none !important; }
}