:root {
  --teal:      #00B29A;
  --teal-mid:  #00907B;
  --teal-dark: #00706B;
  --teal-deep: #004D4A;
  --ink:       #0A1C1B;
  --ink-soft:  #162E2C;
  --ink-muted: #1A3432;
  --white:     #FFFFFF;
  --off-white: #F3F9F8;
  --smoke:     #E8F4F2;
  --muted:     #5A7D7A;
  --border:    rgba(0,178,154,.18);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',sans-serif;background:var(--white);color:var(--ink);overflow-x:hidden;-webkit-font-smoothing:antialiased}

/* ── UTILS ── */
.label{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--teal);margin-bottom:.9rem}
.label.light{color:rgba(0,178,154,.8)}
.title{font-family:'Raleway',sans-serif;font-weight:800;font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.12;letter-spacing:-.025em;color:var(--ink)}
.title.light{color:#fff}
.body-text{font-size:1rem;color:var(--muted);line-height:1.8;font-weight:300}
.body-text.light{color:rgba(255,255,255,.55)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:'DM Sans',sans-serif;font-size:.88rem;font-weight:500;padding:.85rem 1.75rem;border-radius:4px;text-decoration:none;transition:all .2s;white-space:nowrap;cursor:pointer;border:none}
.btn-teal{background:var(--teal);color:#fff}.btn-teal:hover{background:var(--teal-dark);transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3)}.btn-outline-light:hover{border-color:var(--teal);color:var(--teal)}
.btn-white{background:#fff;color:var(--teal-dark)}.btn-white:hover{background:var(--smoke);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--teal);border:1px solid var(--border)}.btn-ghost:hover{background:rgba(0,178,154,.08)}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.rd1{transition-delay:.1s}.rd2{transition-delay:.2s}.rd3{transition-delay:.3s}.rd4{transition-delay:.4s}

/* ── NAV ── */
nav{position:fixed;top:0;left:0;right:0;z-index:200;height:66px;display:flex;align-items:center;padding:0 5%;background:rgba(10,28,27,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,178,154,.12)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.nav-wordmark{font-family:'Raleway',sans-serif;font-weight:800;font-size:1.1rem;color:#fff;letter-spacing:-.01em;line-height:1}
.nav-wordmark span{color:var(--teal)}
.nav-wordmark small{display:block;font-size:.58rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin-top:2px}
.nav-back{font-size:.8rem;color:rgba(255,255,255,.5);text-decoration:none;display:flex;align-items:center;gap:6px;transition:color .2s}
.nav-back:hover{color:var(--teal)}
.nav-back svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.nav-cta-wrap{display:flex;align-items:center;gap:1.2rem}
.nav-badge{font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);background:rgba(0,178,154,.12);border:1px solid rgba(0,178,154,.25);padding:.3rem .7rem;border-radius:2px}

/* ── HERO SLIDER ── */
.hero-slider{position:relative;height:100vh;min-height:640px;overflow:hidden;background:var(--ink)}
.slide{position:absolute;inset:0;display:flex;align-items:center;padding:120px 5% 80px;opacity:0;transition:opacity .7s ease;pointer-events:none}
.slide.active{opacity:1;pointer-events:auto}
.slide-bg{position:absolute;inset:0}
.slide-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,178,154,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(0,178,154,.04) 1px,transparent 1px);background-size:60px 60px}
.slide-glow{position:absolute;inset:0}
.slide-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;width:100%}
.slide-cat{display:inline-flex;align-items:center;gap:8px;background:rgba(0,178,154,.14);border:1px solid rgba(0,178,154,.3);color:var(--teal);font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:.35rem .85rem;border-radius:2px;margin-bottom:1.5rem}
.slide-cat-dot{width:5px;height:5px;border-radius:50%;background:var(--teal);animation:pulse 2s ease-in-out infinite}
.slide-title{font-family:'Raleway',sans-serif;font-weight:900;font-size:clamp(2.4rem,5vw,4.2rem);line-height:1.0;letter-spacing:-.03em;color:#fff;margin-bottom:.8rem}
.slide-title em{font-style:normal;color:var(--teal)}
.slide-subtitle{font-size:1rem;color:rgba(255,255,255,.55);line-height:1.7;font-weight:300;margin-bottom:1rem;font-style:italic}
.slide-desc{font-size:.9rem;color:rgba(255,255,255,.45);line-height:1.7;font-weight:300;margin-bottom:2rem;max-width:480px}
.slide-actions{display:flex;gap:.8rem;flex-wrap:wrap}
.slide-visual{display:flex;align-items:center;justify-content:center}
.slide-card{background:rgba(255,255,255,.04);border:1px solid rgba(0,178,154,.2);border-radius:12px;padding:2.5rem;display:flex;flex-direction:column;gap:1.2rem;min-height:320px;justify-content:center}
.slide-num-big{font-family:'Raleway',sans-serif;font-weight:900;font-size:5rem;line-height:1;color:rgba(0,178,154,.12);letter-spacing:-.04em}
.slide-specs{display:flex;flex-direction:column;gap:.6rem}
.spec-row{display:flex;align-items:center;gap:.8rem}
.spec-dot{width:6px;height:6px;border-radius:50%;background:var(--teal);flex-shrink:0}
.spec-text{font-size:.82rem;color:rgba(255,255,255,.6);font-weight:300;line-height:1.4}
.spec-text strong{color:rgba(255,255,255,.85);font-weight:500}

/* Slider controls */
.slider-controls{position:absolute;bottom:2.5rem;left:5%;z-index:10;display:flex;align-items:center;gap:1rem}
.slider-dots{display:flex;gap:.5rem}
.dot{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.2);cursor:pointer;transition:background .3s,transform .3s}
.dot.active{background:var(--teal);transform:scale(1.3)}
.slider-arrows{position:absolute;bottom:2.2rem;right:5%;z-index:10;display:flex;gap:.6rem}
.arrow-btn{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s,border-color .2s}
.arrow-btn:hover{background:rgba(0,178,154,.15);border-color:rgba(0,178,154,.4)}
.arrow-btn svg{width:16px;height:16px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.slider-counter{position:absolute;top:50%;right:5%;transform:translateY(-50%);z-index:10;text-align:right}
.counter-cur{font-family:'Raleway',sans-serif;font-weight:900;font-size:2.8rem;color:rgba(255,255,255,.12);line-height:1}
.counter-total{font-size:.72rem;color:rgba(255,255,255,.2);letter-spacing:.1em}

/* ── TRUST STRIP ── */
.trust-strip{background:var(--teal-dark);padding:1rem 5%;display:flex;align-items:center;gap:2.5rem;overflow-x:auto;white-space:nowrap}
.ts-label{font-size:.68rem;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:rgba(255,255,255,.45);flex-shrink:0}
.ts-item{display:flex;align-items:center;gap:.55rem;flex-shrink:0}
.ts-item svg{width:13px;height:13px;stroke:rgba(255,255,255,.6);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.ts-item span{font-size:.78rem;color:rgba(255,255,255,.75)}
.ts-sep{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.2);flex-shrink:0}

/* ── INTRO ── */
.intro{padding:6rem 5%;background:var(--off-white)}
.intro-inner{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:center}
.intro-text .title{margin:.6rem 0 1.2rem}
.intro-text .body-text{margin-bottom:2rem}
.intro-stats{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2rem}
.intro-stat{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:1.4rem;text-align:center}
.intro-stat-val{font-family:'Raleway',sans-serif;font-weight:900;font-size:1.8rem;color:var(--teal);line-height:1}
.intro-stat-label{font-size:.72rem;color:var(--muted);margin-top:.3rem;font-weight:400;letter-spacing:.03em}
.intro-certs{display:flex;flex-direction:column;gap:1rem}
.cert-card{background:var(--white);border:1px solid var(--border);border-radius:8px;padding:1.4rem 1.6rem;display:flex;align-items:center;gap:1rem}
.cert-icon{width:44px;height:44px;background:rgba(0,178,154,.1);border-radius:6px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cert-icon svg{width:22px;height:22px;stroke:var(--teal);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.cert-text h4{font-family:'Raleway',sans-serif;font-weight:700;font-size:.9rem;color:var(--ink)}
.cert-text p{font-size:.78rem;color:var(--muted);font-weight:300;margin-top:2px}
.pdf-download-box{background:var(--teal-deep);border-radius:10px;padding:2rem;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;margin-top:1.5rem}
.pdf-box-text h4{font-family:'Raleway',sans-serif;font-weight:700;font-size:1rem;color:#fff;margin-bottom:.3rem}
.pdf-box-text p{font-size:.8rem;color:rgba(255,255,255,.5);font-weight:300}

/* ── CATEGORÍAS ── */
.categories{padding:6rem 5%;background:var(--white)}
.cat-header{text-align:center;max-width:560px;margin:0 auto 4rem}
.cat-header .title{margin:.6rem 0 .8rem}
.cat-tabs{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap;margin-bottom:3rem}
.tab-btn{font-family:'DM Sans',sans-serif;font-size:.82rem;font-weight:500;padding:.5rem 1.2rem;border-radius:20px;border:1px solid var(--border);background:transparent;color:var(--muted);cursor:pointer;transition:all .2s}
.tab-btn.active,.tab-btn:hover{background:var(--teal);color:#fff;border-color:var(--teal)}

/* ── PRODUCT GRID ── */
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:1.5px;background:var(--border);border:1.5px solid var(--border);border-radius:10px;overflow:hidden}
.prod-card{background:var(--white);padding:2.2rem 2rem;position:relative;transition:background .25s;cursor:pointer}
.prod-card:hover{background:var(--off-white)}
.prod-card:hover .prod-arrow{opacity:1;transform:none}
.prod-cat-label{font-size:.65rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:rgba(0,178,154,.5);margin-bottom:1.2rem}
.prod-icon{width:44px;height:44px;background:rgba(0,178,154,.1);border-radius:6px;display:flex;align-items:center;justify-content:center;margin-bottom:1.1rem;transition:background .25s}
.prod-card:hover .prod-icon{background:rgba(0,178,154,.18)}
.prod-icon svg{width:22px;height:22px;stroke:var(--teal);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.prod-card h3{font-family:'Raleway',sans-serif;font-weight:800;font-size:1.15rem;color:var(--ink);margin-bottom:.3rem;letter-spacing:-.01em}
.prod-type{font-size:.76rem;color:var(--teal);font-weight:500;margin-bottom:.7rem;letter-spacing:.02em}
.prod-card p{font-size:.83rem;color:var(--muted);line-height:1.6;font-weight:300}
.prod-specs-mini{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.9rem}
.spec-chip{font-size:.68rem;font-weight:500;color:var(--teal-mid);background:rgba(0,178,154,.07);border:1px solid rgba(0,178,154,.18);padding:.18rem .5rem;border-radius:2px}
.prod-arrow{position:absolute;top:1.8rem;right:1.6rem;color:var(--teal);font-size:1rem;opacity:0;transform:translate(-4px,4px);transition:opacity .2s,transform .2s}

/* ── FICHAS DETALLE ── */
.detail-section{padding:6rem 5%;background:var(--ink);position:relative;overflow:hidden}
.detail-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 50% 60% at 100% 30%,rgba(0,178,154,.09) 0%,transparent 60%)}
.detail-inner{position:relative;z-index:2}
.detail-header{margin-bottom:4rem;text-align:center;max-width:560px;margin-left:auto;margin-right:auto}
.detail-header .title{margin:.6rem 0 .8rem}
.detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:1.5rem}
.detail-card{background:rgba(255,255,255,.04);border:1px solid rgba(0,178,154,.15);border-radius:10px;overflow:hidden;transition:border-color .25s,background .25s}
.detail-card:hover{border-color:rgba(0,178,154,.35);background:rgba(0,178,154,.04)}
.dc-header{padding:1.8rem 1.8rem 1.2rem;border-bottom:1px solid rgba(0,178,154,.12)}
.dc-cat{font-size:.65rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:rgba(0,178,154,.6);margin-bottom:.5rem}
.dc-title{font-family:'Raleway',sans-serif;font-weight:800;font-size:1.25rem;color:#fff;letter-spacing:-.01em;margin-bottom:.3rem}
.dc-subtitle{font-size:.8rem;color:rgba(255,255,255,.45);font-weight:300;line-height:1.5}
.dc-body{padding:1.5rem 1.8rem}
.dc-features{list-style:none;display:flex;flex-direction:column;gap:.55rem;margin-bottom:1.3rem}
.dc-features li{display:flex;align-items:flex-start;gap:.7rem;font-size:.82rem;color:rgba(255,255,255,.55);font-weight:300;line-height:1.45}
.dc-features li::before{content:'';display:block;width:5px;height:5px;border-radius:50%;background:var(--teal);flex-shrink:0;margin-top:5px}
.dc-calibres{display:flex;flex-wrap:wrap;gap:.4rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,.06)}
.cal-pill{font-size:.68rem;font-weight:600;color:var(--teal);background:rgba(0,178,154,.1);border:1px solid rgba(0,178,154,.22);padding:.22rem .6rem;border-radius:2px;letter-spacing:.04em}

/* ── PDF DOWNLOAD SECTION ── */
.pdf-section{padding:5rem 5%;background:var(--off-white)}
.pdf-inner{background:var(--white);border:1px solid var(--border);border-radius:12px;padding:3rem;display:grid;grid-template-columns:auto 1fr auto;gap:2.5rem;align-items:center}
.pdf-preview{width:100px;background:var(--ink);border-radius:8px;overflow:hidden;flex-shrink:0;aspect-ratio:3/4;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;border:1px solid rgba(0,178,154,.2)}
.pdf-preview svg{width:32px;height:32px;stroke:var(--teal);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.pdf-preview span{font-family:'Raleway',sans-serif;font-weight:800;font-size:.7rem;color:rgba(255,255,255,.5);letter-spacing:.1em}
.pdf-info h3{font-family:'Raleway',sans-serif;font-weight:800;font-size:1.3rem;color:var(--ink);margin-bottom:.4rem;letter-spacing:-.01em}
.pdf-info p{font-size:.88rem;color:var(--muted);font-weight:300;line-height:1.65;margin-bottom:1rem}
.pdf-meta{display:flex;gap:1.5rem;flex-wrap:wrap}
.pdf-meta-item{display:flex;align-items:center;gap:.5rem;font-size:.76rem;color:var(--muted)}
.pdf-meta-item svg{width:13px;height:13px;stroke:var(--teal);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pdf-actions{display:flex;flex-direction:column;gap:.8rem;flex-shrink:0}

/* ── CTA ── */
.cta-section{background:var(--teal-deep);padding:5.5rem 5%;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 70% at 80% 50%,rgba(0,178,154,.15) 0%,transparent 60%)}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:3rem;flex-wrap:wrap}
.cta-text .title{margin:.6rem 0 .8rem}
.cta-text .body-text{max-width:480px}
.cta-microcopy{font-size:.76rem;color:rgba(255,255,255,.3);letter-spacing:.04em;margin-top:.6rem}
.cta-actions{display:flex;flex-direction:column;gap:.8rem;align-items:flex-start;flex-shrink:0}

/* ── FOOTER ── */
footer{background:var(--ink);padding:3rem 5% 2rem;border-top:1px solid rgba(0,178,154,.1)}
.footer-inner{display:flex;align-items:flex-start;justify-content:space-between;gap:3rem;flex-wrap:wrap;margin-bottom:2.5rem}
.footer-brand-desc{font-size:.8rem;color:rgba(255,255,255,.3);line-height:1.7;font-weight:300;max-width:260px;margin-top:.8rem}
.footer-histo-credit{display:flex;align-items:center;gap:.7rem;margin-top:1.2rem;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.06)}
.footer-histo-credit span{font-size:.75rem;color:rgba(255,255,255,.3);font-weight:300}
.footer-histo-credit a{font-size:.75rem;color:var(--teal);text-decoration:none}
.footer-links h5{font-family:'Raleway',sans-serif;font-weight:700;font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;color:rgba(255,255,255,.3);margin-bottom:1rem}
.footer-links ul{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.footer-links ul li a{font-size:.82rem;color:rgba(255,255,255,.45);text-decoration:none;font-weight:300;transition:color .2s}
.footer-links ul li a:hover{color:var(--teal)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding-top:1.5rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.8rem}
.footer-bottom p{font-size:.74rem;color:rgba(255,255,255,.2);font-weight:300}

/* ── WA FAB ── */
.wa-fab{position:fixed;bottom:1.8rem;right:1.8rem;z-index:300;width:54px;height:54px;background:#25D366;border-radius:50%;display:flex;align-items:center;justify-content:center;text-decoration:none;box-shadow:0 4px 20px rgba(37,211,102,.35);transition:transform .2s,box-shadow .2s}
.wa-fab:hover{transform:scale(1.08);box-shadow:0 6px 28px rgba(37,211,102,.5)}
.wa-fab svg{width:28px;height:28px;fill:#fff}

/* ── ANIMATIONS ── */
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .slide-inner{grid-template-columns:1fr}.slide-visual{display:none}
  .intro-inner{grid-template-columns:1fr}
  .pdf-inner{grid-template-columns:1fr;text-align:center}.pdf-preview{margin:0 auto}.pdf-actions{align-items:center;width:100%}
  .cta-inner{flex-direction:column}.cta-actions{width:100%}.cta-actions .btn{justify-content:center}
  .footer-inner{flex-direction:column;gap:2rem}
}
@media(max-width:600px){
  .intro-stats{grid-template-columns:1fr 1fr}
  .detail-grid{grid-template-columns:1fr}
  .hero-slider{min-height:560px}
  .slide-title{font-size:2.4rem}
  .slider-counter{display:none}
}