:root{
    --black:#0A0A0A;
    --black-soft:#161616;
    --graphite:#2A2A2A;
    --yellow:#FFC72C;
    --yellow-deep:#E6A800;
    --white:#FFFFFF;
    --paper:#F7F6F2;
    --gray:#6E6E6E;
    --gray-light:#D8D6CF;
    --radius:2px;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{font-family:'Barlow',sans-serif;color:var(--black);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased;}
  @media (prefers-reduced-motion: reduce){*{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}}
  h1,h2,h3,h4{font-family:'Archivo Black',sans-serif;font-weight:400;text-transform:uppercase;line-height:1.08;color:var(--black);}
  .mono{font-family:'JetBrains Mono',monospace;}
  a{color:inherit;}
  img{max-width:100%;display:block;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 28px;}
  .btn{display:inline-flex;align-items:center;gap:10px;font-family:'Archivo Black',sans-serif;font-size:13.5px;letter-spacing:.02em;padding:16px 28px;border-radius:var(--radius);border:2px solid transparent;cursor:pointer;transition:transform .15s ease, box-shadow .15s ease;text-decoration:none;text-transform:uppercase;}
  .btn-primary{background:var(--yellow);color:var(--black);}
  .btn-primary:hover{background:var(--yellow-deep);transform:translateY(-2px);box-shadow:0 8px 22px rgba(255,199,44,.4);}
  .btn-outline{border-color:rgba(255,255,255,.5);color:#fff;}
  .btn-outline:hover{background:rgba(255,255,255,.1);transform:translateY(-2px);}
  .btn-dark{background:var(--black);color:#fff;}
  .btn-dark:hover{background:var(--graphite);transform:translateY(-2px);}

  /* Cookie banner */
  #cookieBanner{position:fixed;left:0;right:0;bottom:0;z-index:999;background:var(--black);color:#d8d6cf;padding:18px 28px;display:none;box-shadow:0 -6px 24px rgba(0,0,0,.3);}
  #cookieBanner .cb-inner{max-width:1180px;margin:0 auto;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;}
  #cookieBanner p{font-size:13.5px;max-width:720px;}
  #cookieBanner a{color:var(--yellow);text-decoration:underline;}
  .cb-actions{display:flex;gap:10px;flex-shrink:0;}
  .cb-btn{font-weight:600;font-size:13px;padding:10px 18px;border-radius:var(--radius);cursor:pointer;border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;}
  .cb-btn.accept{background:var(--yellow);color:var(--black);border-color:var(--yellow);}

  /* Header */
  header{position:sticky;top:0;z-index:100;background:rgba(10,10,10,.97);backdrop-filter:blur(6px);transition:padding .3s ease;}
  .nav{display:flex;align-items:center;justify-content:space-between;padding:15px 0;}
  .logo{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;}
  .logo-mark{width:42px;height:42px;flex-shrink:0;}
  .logo-text{font-family:'Archivo Black',sans-serif;font-size:16.5px;letter-spacing:.01em;line-height:1.05;text-transform:uppercase;}
  .logo-text span{display:block;font-family:'JetBrains Mono',monospace;font-size:9px;font-weight:400;color:var(--yellow);letter-spacing:.16em;margin-top:4px;text-transform:uppercase;}
  nav.links{display:flex;gap:30px;list-style:none;}
  nav.links a{color:#e8e6df;text-decoration:none;font-size:14px;font-weight:600;letter-spacing:.01em;position:relative;padding:4px 0;}
  nav.links a::after{content:'';position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--yellow);transition:width .2s ease;}
  nav.links a:hover::after{width:100%;}
  .nav-cta{display:flex;align-items:center;gap:16px;}
  .nav-phone{display:flex;align-items:center;gap:8px;color:#fff;font-family:'JetBrains Mono',monospace;font-size:13px;text-decoration:none;}
  .menu-toggle{display:none;background:none;border:none;color:#fff;font-size:26px;cursor:pointer;}
  @media(max-width:940px){nav.links{display:none;} .nav-phone{display:none;} .menu-toggle{display:block;}}

  /* Hero */
  .hero{position:relative;background:var(--black);color:#fff;overflow:hidden;padding:80px 0 64px;}
  .hero::before{content:'';position:absolute;top:-20%;right:-10%;width:70%;height:160%;background:linear-gradient(100deg, transparent 42%, var(--yellow) 42.6%, var(--yellow) 46%, transparent 46.6%, transparent 60%, var(--graphite) 60.6%, var(--graphite) 62%, transparent 62.6%);opacity:.9;pointer-events:none;}
  .hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;}
  @media(max-width:940px){.hero-grid{grid-template-columns:1fr;} .hero{padding:56px 0 44px;}}
  .eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--black);background:var(--yellow);padding:7px 14px;border-radius:var(--radius);margin-bottom:22px;font-weight:600;}
  .hero h1{font-size:clamp(32px,4.6vw,52px);color:#fff;margin-bottom:18px;}
  .hero h1 em{font-style:normal;color:var(--yellow);}
  .hero p.lead{font-size:16.5px;color:#c9c7bf;max-width:520px;margin-bottom:32px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
  .hero-meta{display:flex;gap:26px;flex-wrap:wrap;padding-top:24px;border-top:1px solid rgba(255,255,255,.15);}
  .hero-meta div{display:flex;flex-direction:column;}
  .hero-meta .num{font-family:'Archivo Black',sans-serif;font-size:24px;color:#fff;}
  .hero-meta .lbl{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.09em;color:var(--yellow);text-transform:uppercase;margin-top:3px;}

  .gauge-wrap{position:relative;display:flex;justify-content:center;}
  .gauge-wrap svg{width:100%;max-width:340px;height:auto;}
  .oil-fill{transform-origin:center bottom;animation:fillUp 2.4s cubic-bezier(.22,1,.36,1) forwards;}
  @keyframes fillUp{from{transform:scaleY(0);}to{transform:scaleY(1);}}
  .drip{opacity:0;animation:dripFall 1.8s ease-in .6s infinite;}
  @keyframes dripFall{0%{opacity:0;transform:translateY(0);}15%{opacity:1;}70%{opacity:1;transform:translateY(18px);}100%{opacity:0;transform:translateY(26px);}}

  /* Sections generic */
  section{padding:84px 0;}
  .section-head{max-width:640px;margin-bottom:48px;}
  .eyebrow-dark{font-family:'JetBrains Mono',monospace;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--yellow-deep);margin-bottom:12px;display:block;font-weight:600;}
  .section-head h2{font-size:clamp(24px,3vw,36px);}
  .section-head p{color:var(--gray);font-size:15px;margin-top:14px;}
  .section-alt{background:var(--black);color:#fff;}
  .section-alt .eyebrow-dark{color:var(--yellow);}
  .section-alt .section-head h2{color:#fff;}
  .section-alt .section-head p{color:#a8a69f;}

  /* Marcas */
  .brands-row{display:flex;flex-wrap:wrap;gap:14px;}
  .brand-badge{
    font-family:'Archivo Black',sans-serif;font-size:15px;letter-spacing:.01em;text-transform:uppercase;
    padding:16px 26px;border:2px solid var(--black);border-radius:var(--radius);color:var(--black);
    transition:background .2s ease, color .2s ease;
  }
  .brand-badge:hover{background:var(--black);color:var(--yellow);}
  .brands-note{margin-top:20px;font-size:13.5px;color:var(--gray);max-width:640px;}

  /* Oil types */
  .oil-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  @media(max-width:920px){.oil-grid{grid-template-columns:1fr;}}
  .oil-card{background:#fff;border:1px solid var(--gray-light);border-radius:var(--radius);padding:30px 26px;position:relative;transition:transform .25s ease, box-shadow .25s ease;}
  .oil-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(0,0,0,.08);}
  .oil-tag{display:inline-block;font-family:'JetBrains Mono',monospace;font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--black);background:var(--yellow);padding:4px 10px;border-radius:2px;margin-bottom:16px;font-weight:600;}
  .oil-card h3{font-size:17px;margin-bottom:10px;}
  .oil-card p{font-size:13.8px;color:var(--gray);margin-bottom:14px;}
  .oil-card ul{list-style:none;font-size:13px;color:var(--black);}
  .oil-card li{padding:5px 0;border-top:1px solid var(--gray-light);}
  .oil-card li:first-child{border-top:none;}

  /* SAE decoder */
  .sae-box{background:var(--black-soft);border:1px solid var(--graphite);border-radius:var(--radius);padding:34px 30px;color:#fff;}
  .sae-example{display:flex;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:clamp(30px,5vw,46px);font-weight:600;color:var(--yellow);margin-bottom:26px;flex-wrap:wrap;}
  .sae-example span{color:#fff;}
  .sae-parts{display:grid;grid-template-columns:1fr 1fr;gap:18px 30px;}
  @media(max-width:640px){.sae-parts{grid-template-columns:1fr;}}
  .sae-part{border-left:3px solid var(--yellow);padding:2px 0 2px 16px;}
  .sae-part .mono{font-size:12px;color:var(--yellow);display:block;margin-bottom:4px;}
  .sae-part p{font-size:13.6px;color:#c9c7bf;margin:0;}

  /* Cómo comprar */
  .steps-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
  @media(max-width:920px){.steps-list{grid-template-columns:1fr 1fr;}}
  @media(max-width:560px){.steps-list{grid-template-columns:1fr;}}
  .step-item{background:#fff;border:1px solid var(--gray-light);border-radius:var(--radius);padding:26px 22px;position:relative;}
  .step-num{font-family:'Archivo Black',sans-serif;font-size:34px;color:var(--yellow);-webkit-text-stroke:1.5px var(--black);margin-bottom:14px;display:block;}
  .step-item h4{font-size:15px;margin-bottom:8px;}
  .step-item p{font-size:13.3px;color:var(--gray);}

  /* Particulares vs talleres */
  .paths-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
  @media(max-width:800px){.paths-grid{grid-template-columns:1fr;}}
  .path-card{border-radius:var(--radius);padding:32px 28px;}
  .path-card.dark{background:var(--black);color:#fff;}
  .path-card.yellow{background:var(--yellow);color:var(--black);}
  .path-card .path-tag{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px;display:block;opacity:.75;font-weight:600;}
  .path-card h3{font-size:19px;margin-bottom:14px;}
  .path-card.dark h3{color:#fff;}
  .path-card.yellow h3{color:var(--black);}
  .path-card ul{list-style:none;margin-bottom:22px;}
  .path-card li{font-size:14px;padding:7px 0;display:flex;gap:10px;align-items:flex-start;}
  .path-card li svg{width:16px;height:16px;flex-shrink:0;margin-top:3px;}

  /* Por qué elegirnos */
  .why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 40px;}
  @media(max-width:700px){.why-grid{grid-template-columns:1fr;}}
  .why-item{display:flex;gap:16px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--gray-light);}
  .why-icon{width:22px;height:22px;flex-shrink:0;color:var(--yellow-deep);margin-top:2px;}
  .why-item h4{font-size:14.5px;margin-bottom:3px;}
  .why-item p{font-size:13.3px;color:var(--gray);margin:0;}

  /* FAQ */
  .faq-list{max-width:820px;}
  .faq-item{border-bottom:1px solid var(--gray-light);padding:20px 0;}
  .faq-item summary{list-style:none;cursor:pointer;font-family:'Archivo Black',sans-serif;font-size:15px;display:flex;justify-content:space-between;align-items:center;gap:16px;text-transform:none;}
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{content:'+';font-family:'Barlow',sans-serif;font-size:22px;color:var(--yellow-deep);flex-shrink:0;transition:transform .2s ease;}
  .faq-item[open] summary::after{transform:rotate(45deg);}
  .faq-item p{margin-top:14px;font-size:14.3px;color:var(--gray);}

  /* Contacto */
  .contact-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;}
  @media(max-width:900px){.contact-wrap{grid-template-columns:1fr;gap:36px;}}
  .contact-info-card{background:var(--black);color:#fff;border-radius:var(--radius);padding:36px 30px;}
  .contact-info-card h3{color:#fff;font-size:18px;margin-bottom:18px;}
  .contact-line{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px;}
  .contact-line svg{width:19px;height:19px;color:var(--yellow);flex-shrink:0;margin-top:2px;}
  .contact-line span.lbl{display:block;font-family:'JetBrains Mono',monospace;font-size:10px;color:#a8a69f;letter-spacing:.08em;text-transform:uppercase;margin-bottom:2px;}
  .contact-line span.val{font-size:14.3px;}
  .whatsapp-cta{margin-top:24px;display:flex;align-items:center;gap:10px;justify-content:center;background:#25D366;color:#06371c;font-weight:700;padding:14px;border-radius:var(--radius);text-decoration:none;font-family:'Archivo Black',sans-serif;font-size:13px;text-transform:uppercase;}
  .whatsapp-cta:hover{filter:brightness(.96);}

  .form-card{background:#fff;border:1px solid var(--gray-light);border-radius:var(--radius);padding:32px;}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  @media(max-width:560px){.form-row{grid-template-columns:1fr;}}
  .field{margin-bottom:18px;}
  .field label{display:block;font-size:12px;font-weight:700;color:var(--black);margin-bottom:6px;text-transform:uppercase;letter-spacing:.02em;}
  .field input, .field select, .field textarea{width:100%;padding:12px 14px;border:1px solid var(--gray-light);border-radius:var(--radius);font-family:'Barlow',sans-serif;font-size:14px;color:var(--black);background:var(--paper);}
  .field input:focus, .field select:focus, .field textarea:focus{outline:none;border-color:var(--yellow-deep);background:#fff;}
  .field textarea{resize:vertical;min-height:100px;}
  .consent{display:flex;gap:10px;align-items:flex-start;font-size:12.3px;color:var(--gray);margin-bottom:20px;}
  .form-submit{width:100%;justify-content:center;}

  /* Footer */
  footer{background:var(--black);color:#a8a69f;padding-top:56px;}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1);}
  @media(max-width:800px){.footer-grid{grid-template-columns:1fr 1fr;}}
  @media(max-width:520px){.footer-grid{grid-template-columns:1fr;}}
  footer h5{font-family:'JetBrains Mono',monospace;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--yellow);margin-bottom:16px;font-weight:600;}
  footer ul{list-style:none;}
  footer ul li{margin-bottom:10px;}
  footer ul a{color:#a8a69f;text-decoration:none;font-size:13.3px;}
  footer ul a:hover{color:#fff;}
  .footer-logo{color:#fff;font-family:'Archivo Black',sans-serif;font-size:17px;margin-bottom:12px;display:flex;align-items:center;gap:10px;}
  .foot-desc{font-size:13.3px;color:#a8a69f;max-width:280px;margin-bottom:18px;}
  .advertiser-block{padding:26px 28px 4px;border-top:1px solid rgba(255,255,255,.1);}
  .adv-title{display:block;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--yellow);margin-bottom:16px;font-weight:600;}
  .advertiser-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px 32px;}
  @media(max-width:800px){.advertiser-grid{grid-template-columns:1fr 1fr;}}
  @media(max-width:520px){.advertiser-grid{grid-template-columns:1fr;}}
  .adv-item{display:flex;flex-direction:column;gap:3px;}
  .adv-item .lbl{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:#a8a69f;}
  .adv-item .val{font-size:13.3px;color:#e8e6df;}
  .foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:22px 0 28px;font-size:12px;color:#726f66;}
  .foot-bottom a{color:#726f66;text-decoration:none;}
  .foot-bottom a:hover{color:#fff;}

  /* Reveal */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1);}
  .reveal.in-view{opacity:1;transform:none;}
  .reveal-stagger > *{opacity:0;transform:translateY(22px);transition:opacity .6s cubic-bezier(.22,1,.36,1), transform .6s cubic-bezier(.22,1,.36,1);}
  .reveal-stagger.in-view > *{opacity:1;transform:none;}
  .reveal-stagger.in-view > *:nth-child(1){transition-delay:.02s;}
  .reveal-stagger.in-view > *:nth-child(2){transition-delay:.09s;}
  .reveal-stagger.in-view > *:nth-child(3){transition-delay:.16s;}
  .reveal-stagger.in-view > *:nth-child(4){transition-delay:.23s;}
  @media (prefers-reduced-motion: reduce){.reveal,.reveal-stagger > *{opacity:1 !important;transform:none !important;transition:none !important;}}

  ::selection{background:var(--yellow);color:var(--black);}

/* ===== Legal pages ===== */
.legal-hero{background:var(--black);color:#fff;padding:60px 0 44px;}
.legal-hero .eyebrow{margin-bottom:16px;}
.legal-hero h1{color:#fff;font-size:clamp(26px,4vw,40px);margin-bottom:12px;}
.legal-hero p{color:#c9c7bf;font-size:14.3px;max-width:600px;}
.legal-back{display:inline-flex;align-items:center;gap:8px;color:#a8a69f;text-decoration:none;font-size:12.5px;margin-bottom:22px;font-family:'JetBrains Mono',monospace;letter-spacing:.04em;}
.legal-back:hover{color:#fff;}

.legal-body{padding:60px 0 86px;}
.legal-grid{display:grid;grid-template-columns:250px 1fr;gap:52px;align-items:start;}
@media(max-width:860px){.legal-grid{grid-template-columns:1fr;}}
.legal-toc{position:sticky;top:96px;border-left:2px solid var(--gray-light);padding-left:18px;}
.legal-toc span.mono{display:block;color:var(--yellow-deep);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px;font-weight:600;}
.legal-toc a{display:block;color:var(--gray);text-decoration:none;font-size:13px;padding:6px 0;border-bottom:1px solid var(--gray-light);}
.legal-toc a:hover{color:var(--black);}
.legal-content h2{font-size:19px;margin-top:42px;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--gray-light);text-transform:uppercase;}
.legal-content h2:first-child{margin-top:0;}
.legal-content p{color:var(--gray);font-size:14.5px;margin-bottom:14px;}
.legal-content ul{margin:0 0 14px 20px;color:var(--gray);font-size:14.5px;}
.legal-content li{margin-bottom:8px;}
.legal-content strong{color:var(--black);}
.legal-updated{display:inline-block;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--black);background:var(--paper);border:1px solid var(--gray-light);padding:6px 12px;border-radius:2px;margin-bottom:8px;}
.legal-note{background:var(--paper);border-left:3px solid var(--yellow);padding:16px 18px;font-size:13px;color:var(--gray);margin:20px 0;border-radius:2px;}