/* ============================================================
   ELEKTRON SAS — Catálogo · Identidad oficial (manual de marca)
   #04034A · #1857D8 · #67E578 · #E5E5F9 · #666666 · Poppins
   ============================================================ */
:root {
    --navy: #04034A; --blue: #1857D8; --green: #67E578; --green-dark: #2fbf46;
    --lavender: #E5E5F9; --lavender-50: #F1F2FB; --gray: #666666;
    --bg: #FBFCFF; --bg-alt: #F3F5FD; --surface: #FFFFFF;
    --ink: #22224f; --ink-soft: #4b4b7a; --line: #DFE3F4;
    --grad-brand: linear-gradient(135deg, var(--blue) 0%, #3E6FE0 55%, var(--green-dark) 130%);
    --grad-text: linear-gradient(120deg, var(--blue) 20%, var(--green-dark) 95%);
    --shadow-sm: 0 2px 10px rgba(4,3,74,.06); --shadow-md: 0 10px 34px rgba(4,3,74,.10);
    --shadow-lg: 0 24px 60px rgba(4,3,74,.14);
    --r-sm: 10px; --r-md: 16px; --r-lg: 24px;
    --font: 'Poppins','Segoe UI',Helvetica,Arial,sans-serif;
    --nav-h: 72px; --ease: cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px);}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block;}
a{color:var(--blue);text-decoration:none;}
ul{list-style:none;}
h1,h2,h3,h4{color:var(--navy);line-height:1.25;font-weight:700;}
p{color:var(--ink-soft);}
strong{color:var(--navy);font-weight:600;}
::selection{background:var(--green);color:var(--navy);}
.container{width:min(1180px,92%);margin:0 auto;}
.skip-link{position:absolute;top:-60px;left:16px;z-index:2000;background:var(--navy);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) var(--r-sm);font-weight:600;transition:top .25s var(--ease);}
.skip-link:focus{top:0;}
.gradient-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;}
.section-tag{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--blue);margin-bottom:14px;}
.section-tag::before{content:"";width:28px;height:3px;border-radius:2px;background:var(--green);}
.section-header{text-align:center;max-width:760px;margin:0 auto 48px;}
.section-header .section-tag{justify-content:center;}
.section-title{font-size:clamp(1.6rem,3.4vw,2.4rem);margin-bottom:14px;}
.section-subtitle{font-size:1rem;color:var(--ink-soft);}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 28px;border-radius:999px;border:2px solid transparent;font-family:var(--font);font-size:.94rem;font-weight:600;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s,background .25s,color .25s,border-color .25s;}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 26px rgba(24,87,216,.32);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(24,87,216,.42);}
.btn-secondary{background:#fff;color:var(--navy);border-color:var(--navy);}
.btn-secondary:hover{background:var(--navy);color:#fff;transform:translateY(-3px);}
.btn-wa{background:#25D366;color:#fff;box-shadow:0 10px 26px rgba(37,211,102,.35);}
.btn-wa:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(37,211,102,.45);}
.btn-block{width:100%;}

/* ---------- NAVBAR ---------- */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);background:rgba(251,252,255,.85);border-bottom:1px solid rgba(223,227,244,.7);transition:box-shadow .3s var(--ease);}
.navbar::before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);pointer-events:none;z-index:-1;}
.navbar.scrolled{background:rgba(251,252,255,.96);box-shadow:var(--shadow-md);}
.nav-container{width:min(1240px,94%);margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.nav-logo img{height:42px;width:auto;}
.nav-menu{display:flex;align-items:center;gap:4px;}
.nav-link{display:inline-block;padding:9px 15px;border-radius:999px;color:var(--ink);font-weight:500;font-size:.92rem;transition:color .2s,background .2s;}
.nav-link:hover{color:var(--blue);background:var(--lavender-50);}
.nav-link.active{color:var(--blue);background:var(--lavender);}
.nav-link.nav-cta{background:var(--navy);color:#fff;margin-left:8px;padding:10px 22px;}
.nav-link.nav-cta:hover{background:var(--blue);}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative;z-index:1100;}
.hamburger,.hamburger::before,.hamburger::after{content:"";display:block;width:24px;height:2.5px;border-radius:2px;background:var(--navy);transition:transform .3s var(--ease),opacity .2s;position:relative;margin:0 auto;}
.hamburger::before{position:absolute;top:-8px;}
.hamburger::after{position:absolute;top:8px;}
.nav-toggle.active .hamburger{transform:rotate(45deg);}
.nav-toggle.active .hamburger::before{transform:rotate(90deg);top:0;}
.nav-toggle.active .hamburger::after{opacity:0;}

/* ---------- HERO ---------- */
.hero{position:relative;padding:calc(var(--nav-h) + 70px) 0 90px;overflow:hidden;
  background:radial-gradient(900px 480px at 85% -10%,rgba(103,229,120,.15),transparent 60%),
             radial-gradient(1100px 600px at -10% 20%,rgba(24,87,216,.11),transparent 60%),
             linear-gradient(180deg,#FDFDFF 0%,var(--lavender) 150%);}
.hero-bg{position:absolute;inset:0;pointer-events:none;}
.hero-bg::before{content:"";position:absolute;top:-80px;right:-80px;bottom:-80px;left:-80px;background:url('../img/elektron-icon.png') repeat;background-size:104px;opacity:.028;transform:rotate(-8deg);}
.hero-bg::after{content:"";position:absolute;right:-160px;top:50%;margin-top:-280px;width:560px;height:560px;background:url('../img/elektron-icon.png') center/contain no-repeat;opacity:.06;animation:slowSpin 120s linear infinite;}
@keyframes slowSpin{to{transform:rotate(360deg);}}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr 1fr;gap:56px;align-items:center;z-index:2;}
.hero-kicker{font-size:.8rem;letter-spacing:.3em;text-transform:uppercase;color:var(--blue);font-weight:600;margin-bottom:18px;display:block;}
.hero h1{font-size:clamp(1.9rem,4.2vw,3rem);margin-bottom:18px;}
.hero-sub{font-size:1.04rem;margin-bottom:30px;max-width:520px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-badges{display:flex;gap:20px;flex-wrap:wrap;margin-top:38px;}
.hero-badge{display:flex;align-items:center;gap:10px;font-size:.85rem;font-weight:600;color:var(--navy);}
.hero-badge svg{color:var(--green-dark);flex:0 0 auto;}
.hero-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);padding:26px;position:relative;}
.hero-card img{border-radius:var(--r-md);width:100%;height:300px;object-fit:contain;background:var(--lavender-50);padding:14px;}
.hero-card .hc-name{font-weight:700;color:var(--navy);margin-top:16px;font-size:1.02rem;}
.hero-card .hc-price{color:var(--blue);font-weight:600;font-size:.95rem;}
.hero-card .hc-tag{position:absolute;top:16px;left:16px;background:var(--green);color:var(--navy);font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;border-radius:999px;padding:5px 14px;z-index:2;}

/* ---------- SECCIONES ---------- */
section{position:relative;padding:84px 0;}
.cats{background:var(--surface);padding-top:64px;}
.cat-chips{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;}
.cat-chip{background:var(--lavender-50);border:1px solid var(--line);border-radius:999px;padding:10px 22px;font-weight:600;font-size:.9rem;color:var(--navy);transition:transform .25s var(--ease),box-shadow .25s,border-color .25s,background .25s;}
.cat-chip:hover,.cat-chip.active{background:var(--navy);color:#fff;border-color:var(--navy);transform:translateY(-3px);box-shadow:var(--shadow-md);}

.products{background:var(--bg-alt);}
.products-bg{position:absolute;inset:0;pointer-events:none;background:url('../img/elektron-icon.png') repeat;background-size:160px;opacity:.03;}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(260px,100%),1fr));gap:24px;position:relative;}
.product-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;display:flex;flex-direction:column;transition:transform .3s var(--ease),box-shadow .3s;position:relative;}
.product-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);}
.pc-img{aspect-ratio:4/3;min-height:180px;background:var(--lavender-50);display:flex;align-items:center;justify-content:center;overflow:hidden;}
.pc-img img{width:100%;height:100%;object-fit:contain;padding:16px;transition:transform .5s var(--ease);}
.product-card:hover .pc-img img{transform:scale(1.06);}
.pc-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1;}
.pc-cat{font-size:.68rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);}
.pc-name{font-size:1rem;font-weight:600;color:var(--navy);line-height:1.35;}
.pc-short{font-size:.84rem;color:var(--ink-soft);flex:1;}
.pc-price{font-weight:700;color:var(--navy);font-size:1.02rem;}
.pc-price .consult{color:var(--blue);font-size:.88rem;font-weight:600;}
.pc-actions{display:flex;gap:10px;margin-top:8px;}
.pc-actions .btn{padding:9px 16px;font-size:.82rem;flex:1;}
.pc-featured{position:absolute;top:12px;left:12px;background:var(--green);color:var(--navy);font-size:.62rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;border-radius:999px;padding:4px 12px;z-index:2;}

/* ---------- DETALLE PRODUCTO ---------- */
.pd{padding-top:calc(var(--nav-h) + 40px);background:var(--surface);}
.breadcrumbs{font-size:.82rem;color:var(--gray);margin-bottom:26px;}
.breadcrumbs a{color:var(--blue);}
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.pd-photo{background:var(--lavender-50);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;display:flex;align-items:center;justify-content:center;min-height:380px;}
.pd-photo img{max-height:420px;object-fit:contain;}
.pd-cat{font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);}
.pd h1{font-size:clamp(1.5rem,3vw,2.2rem);margin:8px 0 10px;}
.pd-price{font-size:1.5rem;font-weight:700;color:var(--navy);margin-bottom:18px;}
.pd-price .consult{font-size:1.05rem;color:var(--blue);}
.pd-desc{margin-bottom:22px;}
.pd-specs{background:var(--lavender-50);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 26px;margin-bottom:26px;}
.pd-specs h3{font-size:.95rem;margin-bottom:12px;}
.pd-specs li{position:relative;padding-left:22px;font-size:.9rem;color:var(--ink-soft);margin-bottom:8px;}
.pd-specs li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--green);}
.pd-ctas{display:flex;gap:14px;flex-wrap:wrap;}
.related{background:var(--bg-alt);}

/* ---------- SERVICIOS ---------- */
.services{background:var(--surface);}
.service-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:24px;}
.service-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:30px 26px;transition:transform .3s var(--ease),box-shadow .3s;position:relative;overflow:hidden;}
.service-card::after{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:var(--grad-brand);opacity:0;transition:opacity .3s;}
.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);}
.service-card:hover::after{opacity:1;}
.sc-icon{width:54px;height:54px;border-radius:var(--r-sm);background:var(--lavender);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.service-card h3{font-size:1.05rem;margin-bottom:8px;}
.service-card p{font-size:.9rem;}

/* ---------- NOSOTROS / DIVISIONES ---------- */
.about-band{background:var(--navy);color:#fff;overflow:hidden;}
.about-band::before{content:"";position:absolute;inset:0;background:url('../img/elektron-icon.png') repeat;background-size:170px;opacity:.05;pointer-events:none;}
.about-band .section-title,.about-band h3{color:#fff;}
.about-band p{color:#c9cdf0;}
.about-band strong{color:var(--green);}
.division-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:20px;margin-top:40px;position:relative;}
.division-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-md);padding:24px;transition:transform .3s var(--ease),background .3s;}
.division-card:hover{transform:translateY(-6px);background:rgba(255,255,255,.12);}
.division-card h3{font-size:1rem;margin-bottom:6px;}
.division-card p{font-size:.85rem;}
.division-card a{color:var(--green);font-weight:600;font-size:.85rem;}

/* ---------- CONTACTO ---------- */
.contact{background:var(--bg-alt);}
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:24px;position:relative;}
.contact-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:28px;text-align:center;transition:transform .3s var(--ease),box-shadow .3s;}
.contact-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);}
.contact-card .cc-icon{width:52px;height:52px;border-radius:50%;background:var(--lavender);color:var(--blue);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;}
.contact-card h3{font-size:.95rem;margin-bottom:6px;}
.contact-card p,.contact-card a{font-size:.9rem;}

/* ---------- FOOTER ---------- */
.footer{background:var(--navy);color:#c9cdf0;padding:64px 0 0;position:relative;overflow:hidden;}
.footer::before{content:"";position:absolute;inset:0;background:url('../img/elektron-icon.png') repeat;background-size:180px;opacity:.04;pointer-events:none;}
.footer-content{position:relative;display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;}
.footer-logo{width:170px;height:auto;margin-bottom:16px;}
.footer-brand p{color:#a6aadd;font-size:.88rem;}
.footer-links h4{color:#fff;font-size:.94rem;margin-bottom:14px;}
.footer-links ul{display:grid;gap:9px;}
.footer-links a,.footer-contact li{color:#a6aadd;font-size:.88rem;}
.footer-links a:hover{color:var(--green);}
.footer-bottom{position:relative;border-top:1px solid rgba(255,255,255,.1);padding:20px 0 24px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;}
.footer-bottom p{color:#8f93cc;font-size:.8rem;}

/* ---------- WHATSAPP ---------- */
.whatsapp-float{position:fixed;right:22px;bottom:22px;z-index:1200;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 30px rgba(37,211,102,.45);transition:transform .25s var(--ease);animation:waPulse 2.6s ease-in-out infinite;}
.whatsapp-float:hover{transform:scale(1.1);}
@keyframes waPulse{0%,100%{box-shadow:0 12px 30px rgba(37,211,102,.45),0 0 0 0 rgba(37,211,102,.35);}50%{box-shadow:0 12px 30px rgba(37,211,102,.45),0 0 0 14px rgba(37,211,102,0);}}

/* ---------- BUSCADOR / FILTROS ---------- */
.catalog-head{padding:calc(var(--nav-h) + 50px) 0 30px;background:linear-gradient(180deg,#FDFDFF 0%,var(--lavender) 220%);}
.catalog-tools{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:24px;}
.search-box{flex:1;min-width:230px;display:flex;background:var(--surface);border:1.5px solid var(--line);border-radius:999px;overflow:hidden;}
.search-box input{flex:1;border:0;padding:12px 20px;font-family:var(--font);font-size:.92rem;color:var(--ink);background:transparent;outline:none;}
.search-box button{border:0;background:var(--navy);color:#fff;padding:0 22px;cursor:pointer;}
.empty-state{text-align:center;padding:60px 20px;color:var(--ink-soft);}

/* ---------- ANIMACIONES ---------- */
.fade-in{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.fade-in.visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;}html{scroll-behavior:auto;}}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
    .hero-inner{grid-template-columns:1fr;gap:40px;}
    .pd-grid{grid-template-columns:1fr;gap:36px;}
    .footer-content{grid-template-columns:1fr 1fr;}
    .hero-bg::after{width:380px;height:380px;right:-120px;}
}
@media (max-width:768px){
    :root{--nav-h:62px;}
    section{padding:64px 0;}
    .nav-toggle{display:block;}
    .nav-menu{position:fixed;top:0;left:0;right:0;bottom:0;padding-top:calc(var(--nav-h) + 30px);background:rgba(251,252,255,.98);flex-direction:column;gap:8px;align-items:center;transform:translateY(-102%);transition:transform .4s var(--ease);overflow-y:auto;}
    .nav-menu.active{transform:none;}
    .nav-link{font-size:1.06rem;padding:12px 26px;}
    .nav-link.nav-cta{margin-left:0;}
    .nav-logo img{height:36px;}
    .footer-content{grid-template-columns:1fr;gap:30px;}
    .footer-bottom{flex-direction:column;text-align:center;}
    .whatsapp-float{width:52px;height:52px;right:16px;bottom:16px;}
}
@media (max-width:480px){
    .hero-actions .btn{width:100%;}
    .pc-actions{flex-direction:column;}
}