:root{
    --bg:#f7f8f7;
    --surface:#ffffff;
    --ink:#111a1c;
    --ink-soft:#41534f;
    --ink-faint:#5c6d69;
    --line:#dfe5e2;
    --line-soft:#eaeeeb;
    --petrol:#0e4f52;
    --petrol-deep:#0a3a3d;
    --petrol-bright:#127f80;
    --accent:#b7855b;      /* cobre discreto para el segundo sentido de IA */
    --radius:14px;
    --maxw:1180px;
    --mono:"SFMono-Regular",ui-monospace,"JetBrains Mono",Menlo,Consolas,monospace;
    --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:var(--sans);
    background:var(--bg);
    color:var(--ink);
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
    font-size:17px;
  }
  a{color:inherit;text-decoration:none}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
  section{padding:110px 0}
  .eyebrow{
    font-family:var(--mono);
    font-size:12px;
    letter-spacing:.22em;
    text-transform:uppercase;
    color:var(--petrol-bright);
    display:inline-flex;align-items:center;gap:10px;
    margin-bottom:22px;
  }
  .eyebrow::before{content:"";width:26px;height:1px;background:var(--petrol-bright);display:inline-block}
  h1,h2,h3{letter-spacing:-0.02em;line-height:1.08;font-weight:600}
  h2{font-size:clamp(28px,4vw,44px);margin-bottom:22px}
  p{color:var(--ink-soft)}
  .lead{font-size:19px;max-width:640px}

  /* ---------- Blueprint background motif ---------- */
  .grid-bg{
    position:absolute;inset:0;
    background-image:linear-gradient(var(--line-soft) 1px,transparent 1px),
                     linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
    background-size:64px 64px;
    -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
            mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
    pointer-events:none;
  }

  /* ---------- Nav ---------- */
  header{position:sticky;top:0;z-index:50;background:rgba(247,248,247,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line-soft)}
  nav{display:flex;align-items:center;justify-content:space-between;height:70px}
  .brand{font-weight:600;font-size:22px;letter-spacing:-.02em;display:inline-flex;align-items:center;gap:8px;color:var(--ink);text-decoration:none}
  .brand .dot{color:var(--petrol)}
  .brand-logo{height:28px;width:auto;display:block}
  .navlinks{display:flex;gap:34px;font-size:15px}
  .navlinks a{color:var(--ink-soft);transition:color .2s}
  .navlinks a:hover{color:var(--ink)}
  .navlinks a.active{color:var(--ink);font-weight:500}
  .btn{
    display:inline-flex;align-items:center;gap:9px;
    background:var(--petrol);color:#fff;
    padding:12px 22px;border-radius:10px;font-size:15px;font-weight:500;
    transition:background .2s,transform .2s;
  }
  .btn:hover{background:var(--petrol-deep);transform:translateY(-1px)}
  .btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
  .btn.ghost:hover{background:#fff;border-color:var(--ink-faint)}
  @media(max-width:1040px){.navlinks{display:none}}

  /* ---------- Mobile nav (hamburguesa) ---------- */
  .nav-toggle{
    display:none;width:44px;height:44px;
    flex-direction:column;justify-content:center;align-items:center;gap:5px;
    background:none;border:none;cursor:pointer;padding:0;margin-left:8px;
  }
  .nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s ease,opacity .2s ease}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .mobile-menu{
    position:fixed;top:70px;left:0;right:0;z-index:40;
    background:var(--surface);border-bottom:1px solid var(--line);
    display:flex;flex-direction:column;padding:12px 28px 24px;
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:transform .3s ease,opacity .3s ease;
    box-shadow:0 22px 44px -26px rgba(14,79,82,.45);
  }
  .mobile-menu.open{transform:none;opacity:1;pointer-events:auto}
  .mobile-menu a:not(.btn){
    padding:15px 4px;font-size:17px;color:var(--ink-soft);
    border-bottom:1px solid var(--line-soft);transition:color .2s;
  }
  .mobile-menu a:not(.btn):hover{color:var(--ink)}
  .mobile-menu a.active{color:var(--ink);font-weight:600}
  .mobile-menu .btn{margin-top:16px;justify-content:center}
  @media(max-width:1040px){
    .nav-toggle{display:flex}
    header nav > .btn{display:none}
  }
  @media(min-width:1041px){.mobile-menu{display:none}}

  /* ---------- Hero ---------- */
  .hero{position:relative;padding:130px 0 120px;overflow:hidden}
  .hero .wrap{position:relative;z-index:2}
  .hero h1{font-size:clamp(38px,6.2vw,72px);max-width:900px;font-weight:600}
  .hero h1 .em{color:var(--petrol)}
  .hero .lead{margin-top:28px;font-size:clamp(18px,2.2vw,22px);color:var(--ink-soft)}
  .hero-cta{margin-top:40px;display:flex;gap:14px;flex-wrap:wrap}
  .ia-key{
    display:inline-flex;flex-direction:column;gap:2px;margin-top:56px;
    border-left:2px solid var(--petrol-bright);padding:4px 0 4px 20px;
    font-family:var(--mono);font-size:14px;color:var(--ink-faint);
  }
  .ia-key b{color:var(--ink);font-weight:600;letter-spacing:.04em}
  .ia-key span:nth-child(2) b{color:var(--accent)}

  /* ---------- Hero: animación de marca ---------- */
  .hero-word{font-weight:600;letter-spacing:-.03em;line-height:1;font-size:clamp(58px,11vw,140px);display:flex;margin-bottom:6px}
  .hero-word .l{display:inline-block;color:var(--ink);transition:color .7s ease,opacity .7s ease,transform .7s ease}
  .hero.anim .hero-word .dim{opacity:.13}
  .hero.anim .hero-word .key{color:var(--petrol);transform:translateY(-4px)}
  .hero-phrase{margin-top:22px;font-size:clamp(19px,2.7vw,32px);font-weight:500;letter-spacing:-.01em;line-height:1.3;color:var(--ink-faint);opacity:0;transform:translateY(12px);transition:opacity .8s ease,transform .8s ease;max-width:820px}
  .hero.anim .hero-phrase{opacity:1;transform:none}
  .hero-phrase .frame{color:#7c8e8a}
  .hero-phrase .w{white-space:nowrap}
  .hero-phrase .k{color:var(--petrol);font-weight:600;display:inline-block;opacity:0;transform:translateY(-16px);transition:opacity .55s ease,transform .55s ease}
  .hero.anim .hero-phrase .k{opacity:1;transform:none}
  .hero.anim .hero-phrase .k1{transition-delay:.5s}
  .hero.anim .hero-phrase .k2{transition-delay:.72s}
  .hero.anim .hero-phrase .k3{transition-delay:.94s}
  .hero.anim .hero-phrase .k4{transition-delay:1.16s}
  .hero-h1{font-size:clamp(26px,3.4vw,40px);font-weight:600;letter-spacing:-.02em;line-height:1.12;margin-top:40px;max-width:720px;opacity:0;transform:translateY(12px);transition:opacity .8s ease 1.05s,transform .8s ease 1.05s}
  .hero.anim .hero-h1{opacity:1;transform:none}
  .hero-h1 .em{color:var(--petrol)}

  /* ---------- Trust strip ---------- */
  .strip{border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);background:var(--surface)}
  .strip .wrap{display:flex;flex-wrap:wrap;gap:44px;justify-content:space-between;padding-top:34px;padding-bottom:34px}
  .strip .item{display:flex;flex-direction:column}
  .strip .num{font-size:30px;font-weight:600;letter-spacing:-.02em;color:var(--petrol)}
  .strip .lbl{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);margin-top:4px}

  /* ---------- Differential ---------- */
  .pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:54px}
  .pillar{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;flex-direction:column}
  .pillar:hover{transform:translateY(-4px);box-shadow:0 18px 40px -24px rgba(14,79,82,.35);border-color:#cdd8d4}
  .pillar .idx{font-family:var(--mono);font-size:13px;color:var(--petrol-bright);letter-spacing:.1em}
  .pillar h3{font-size:20px;margin:16px 0 10px}
  .pillar p{font-size:15px}
  .pillar .more{margin-top:auto;padding-top:18px;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--petrol-bright);display:inline-flex;align-items:center;gap:7px;transition:gap .2s}
  a.pillar:hover .more{gap:12px}
  @media(max-width:820px){.pillars{grid-template-columns:1fr}}

  /* ---------- Method ---------- */
  .method{background:var(--petrol-deep);color:#eaf3f2;position:relative;overflow:hidden}
  .method .eyebrow{color:#5fc9c8}
  .method .eyebrow::before{background:#5fc9c8}
  .method h2{color:#fff}
  .method .lead{color:#b9cfcd}
  .steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:56px;border-top:1px solid rgba(255,255,255,.14)}
  .step{padding:28px 26px 28px 0;border-right:1px solid rgba(255,255,255,.1);position:relative}
  .step:not(:first-child){padding-left:28px}
  .step:last-child{border-right:none}
  .step .n{font-family:var(--mono);font-size:13px;color:#5fc9c8;letter-spacing:.1em}
  .step h3{font-size:17px;color:#fff;margin:18px 0 8px}
  .step p{font-size:14px;color:#9fbcba}
  @media(max-width:900px){.steps{grid-template-columns:1fr;border-top:none}.step,.step:not(:first-child){border-right:none;border-top:1px solid rgba(255,255,255,.12);padding:24px 0}}
  .islas{margin-top:64px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .isla{border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:26px;background:rgba(255,255,255,.03)}
  .isla .tag{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#5fc9c8}
  .isla h3{color:#fff;font-size:18px;margin:14px 0 8px}
  .isla p{font-size:14px;color:#9fbcba}
  @media(max-width:820px){.islas{grid-template-columns:1fr}}

  /* ---------- Verticals ---------- */
  .verticals{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:54px;align-items:start}
  .vert{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;display:flex;flex-direction:column;transition:border-color .25s,transform .25s}
  .vert:hover{border-color:var(--petrol-bright);transform:translateY(-3px)}
  .vert .kicker{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--petrol-bright)}
  .vert h3{font-size:23px;margin:12px 0 12px;font-weight:600}
  .vert h3 span{color:var(--petrol)}
  .vert p{font-size:15px}
  .vert ul{list-style:none;margin-top:18px;display:flex;flex-direction:column;gap:9px}
  .vert li{font-size:14.5px;color:var(--ink-soft);padding-left:22px;position:relative}
  .vert li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border:1.5px solid var(--petrol-bright);border-radius:2px}
  .vert .state{margin-top:auto;padding-top:20px;font-family:var(--mono);font-size:12px;color:var(--ink-faint);letter-spacing:.08em}
  @media(max-width:820px){.verticals{grid-template-columns:1fr}}
  /* Panel lateral (Off-canvas) */
  .vmore{align-self:flex-start;margin-top:18px;display:inline-flex;align-items:center;gap:8px;background:none;border:none;padding:0;cursor:pointer;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--petrol-bright);transition:color .2s}
  .vmore:hover{color:var(--petrol)}
  .vmore::after{content:"";width:12px;height:12px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23127f80' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14M12 5l7 7-7 7'/%3E%3C/svg%3E");background-size:contain;background-repeat:no-repeat;transition:transform .3s}
  .vmore:hover::after{transform:translateX(3px)}

  /* Overlay y Panel Lateral */
  .panel-overlay {position:fixed;inset:0;background:rgba(17,26,28,0.4);backdrop-filter:blur(4px);z-index:90;opacity:0;pointer-events:none;transition:opacity .4s ease}
  .panel-overlay.active {opacity:1;pointer-events:auto}

  .side-panel {
    position:fixed;top:0;right:0;bottom:0;width:100%;max-width:600px;
    background:var(--surface);z-index:100;
    transform:translateX(100%);transition:transform .5s cubic-bezier(0.19, 1, 0.22, 1);
    display:flex;flex-direction:column;box-shadow:-4px 0 24px rgba(0,0,0,0.1);
  }
  .side-panel.open {transform:translateX(0)}

  .panel-header {
    display:flex;justify-content:space-between;align-items:center;
    padding:24px 32px;border-bottom:1px solid var(--line-soft);
  }
  .panel-header h3 {font-size:22px;margin:0;}
  .close-panel {
    background:none;border:none;font-size:28px;line-height:1;
    color:var(--ink-faint);cursor:pointer;transition:color .2s;
  }
  .close-panel:hover {color:var(--ink)}

  .panel-content {
    padding:32px;overflow-y:auto;flex:1;
  }
  .panel-content p {margin-bottom:20px;}

  /* ---------- Señales (industrias) ---------- */
  .verticals-label{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint);margin-top:48px}
  .verticals-label + .verticals{margin-top:16px}
  .signals{display:grid;grid-template-columns:repeat(2,1fr);gap:4px 30px;margin-top:44px}
  @media(max-width:700px){.signals{grid-template-columns:1fr}}
  .signal{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line-soft)}
  .signal .sig-ic{flex:none;width:26px;height:26px;border-radius:7px;background:rgba(14,79,82,.09);color:var(--petrol-bright);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;margin-top:1px}
  .signal p{font-size:15.5px;margin:0}
  .signals-note{margin-top:28px;font-size:17px;color:var(--ink);font-weight:500}
  .prod-callout{margin-top:44px;background:var(--petrol-deep);color:#fff;border-radius:var(--radius);padding:34px 36px}
  .prod-callout .kicker{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#5fc9c8}
  .prod-callout h3{color:#fff;font-size:25px;margin:10px 0 12px;font-weight:600;letter-spacing:-.02em}
  .prod-callout p{color:#b9cfcd;font-size:15.5px;max-width:660px;margin:0}

  /* ---------- Cases ---------- */
  .cases{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:54px}
  .case{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column;gap:14px}
  .case .sector{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint)}
  .case h3{font-size:19px;line-height:1.25}
  .case p{font-size:14.5px}
  .case .metric{margin-top:auto;padding-top:16px;border-top:1px solid var(--line-soft)}
  .case .metric b{display:block;font-size:26px;color:var(--petrol);font-weight:600;letter-spacing:-.02em}
  .case .metric span{font-size:13px;color:var(--ink-faint)}
  @media(max-width:900px){.cases{grid-template-columns:1fr}}

  /* ---------- Model ---------- */
  .model .wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
  .model .panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px}
  .model .panel .row{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line-soft)}
  .model .panel .row:last-child{border-bottom:none}
  .model .panel .row .k{font-family:var(--mono);font-size:12px;color:var(--petrol-bright);min-width:30px;letter-spacing:.08em}
  .model .panel .row h4{font-size:16px;margin-bottom:4px}
  .model .panel .row p{font-size:14px}
  @media(max-width:820px){.model .wrap{grid-template-columns:1fr;gap:36px}}

  /* ---------- Team ---------- */
  .team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:54px}
  .member{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px}
  .member .avatar{width:56px;height:56px;border-radius:12px;background:linear-gradient(135deg,var(--petrol),var(--petrol-bright));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:20px;letter-spacing:.02em}
  .member h3{font-size:19px;margin:20px 0 4px}
  .member .role{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--petrol-bright)}
  .member .mcontact{margin-top:16px;font-size:14px;color:var(--ink-soft);display:flex;flex-direction:column;gap:5px}
  .member .mcontact a{color:var(--ink-soft);transition:color .2s}
  .member .mcontact a:hover{color:var(--petrol)}
  @media(max-width:820px){.team-grid{grid-template-columns:1fr}}

  /* ---------- Contact ---------- */
  .contact{background:var(--petrol-deep);color:#fff;position:relative;overflow:hidden}
  .contact .grid-bg{-webkit-mask-image:radial-gradient(ellipse 70% 80% at 80% 20%,#000 20%,transparent 70%);mask-image:radial-gradient(ellipse 70% 80% at 80% 20%,#000 20%,transparent 70%);background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px)}
  .contact .wrap{position:relative;z-index:2}
  .contact .eyebrow{color:#5fc9c8}.contact .eyebrow::before{background:#5fc9c8}
  .contact h2{color:#fff;max-width:720px}
  .contact .lead{color:#b9cfcd}
  .contact .cta-row{margin-top:38px;display:flex;gap:14px;flex-wrap:wrap}
  .contact .btn.ghost{color:#fff;border-color:rgba(255,255,255,.3)}
  .contact .btn.ghost:hover{background:rgba(255,255,255,.08);border-color:#fff}
  .next{margin-top:48px;display:flex;gap:40px;flex-wrap:wrap;font-size:15px;color:#b9cfcd}
  .next div{display:flex;gap:12px;align-items:flex-start}
  .next .num{font-family:var(--mono);color:#5fc9c8}

  /* ---------- Formulario de contacto ---------- */
  .contact-form{margin-top:36px;max-width:640px;display:grid;gap:16px}
  .contact-form .cf-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  @media(max-width:600px){.contact-form .cf-row{grid-template-columns:1fr}}
  .contact-form label{display:flex;flex-direction:column;gap:7px;font-size:13.5px;font-weight:500;color:#cfe0de}
  .contact-form label .opt{color:#7fa3a1;font-weight:400}
  .contact-form input,.contact-form select,.contact-form textarea{
    font-family:var(--sans);font-size:15px;color:#fff;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);
    border-radius:9px;padding:12px 14px;transition:border-color .2s,background .2s;width:100%;
  }
  .contact-form input::placeholder,.contact-form textarea::placeholder{color:#7fa3a1}
  .contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
    outline:none;border-color:#5fc9c8;background:rgba(255,255,255,.1)
  }
  .contact-form select{
    appearance:none;-webkit-appearance:none;cursor:pointer;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235fc9c8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat:no-repeat;background-position:right 14px center;background-size:16px;padding-right:42px;
  }
  .contact-form select option{color:#101a1c}
  .contact-form textarea{resize:vertical;min-height:84px}
  .cf-hp{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;opacity:0}
  .cf-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:4px}
  .contact-form button[type=submit]{background:#fff;color:var(--petrol-deep);border:none;cursor:pointer}
  .contact-form button[type=submit]:hover{background:#eaf3f2}
  .contact-form button[type=submit]:disabled{opacity:.6;cursor:default}
  .cf-msg{font-size:14.5px;padding:0;margin:0;display:none}
  .cf-msg.ok{display:block;padding:12px 16px;border-radius:9px;background:rgba(95,201,200,.15);color:#eafaf9;border:1px solid rgba(95,201,200,.5)}
  .cf-msg.err{display:block;padding:12px 16px;border-radius:9px;background:rgba(240,147,140,.15);color:#ffe0dd;border:1px solid rgba(240,147,140,.5)}
  .cf-note{font-size:13px;color:#8fabaa;margin:0}

  /* ---------- Footer ---------- */
  footer{padding:44px 0;border-top:1px solid var(--line)}
  footer .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px}
  footer .brand{font-size:19px}
  footer .brand-logo{height:24px}
  footer small{color:var(--ink-faint);font-size:13px}
  footer .fl{display:flex;gap:24px;font-size:14px;color:var(--ink-soft)}

  /* ---------- Calculadora ---------- */
  .calc{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:52px;align-items:stretch}
  .calc-inputs{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:34px}
  .calc-inputs label{display:block;font-size:14px;font-weight:500;color:var(--ink);margin-bottom:22px}
  .calc-inputs label:last-child{margin-bottom:0}
  .calc-inputs .hint{display:block;font-weight:400;color:var(--ink-faint);font-size:12.5px;margin-top:2px}
  .calc-inputs input[type=text],.calc-inputs input[type=number]{
    width:100%;margin-top:9px;padding:12px 14px;font-size:16px;font-family:var(--sans);
    color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:9px;transition:border-color .2s;
  }
  .calc-inputs input:focus{outline:none;border-color:var(--petrol-bright)}
  .calc-inputs .rangewrap{margin-top:12px;display:flex;align-items:center;gap:14px}
  .calc-inputs input[type=range]{flex:1;accent-color:var(--petrol);height:4px}
  .calc-inputs .pct{font-family:var(--mono);font-size:16px;color:var(--petrol);font-weight:600;min-width:46px;text-align:right}
  .calc-results{background:var(--petrol-deep);color:#fff;border-radius:var(--radius);padding:34px;display:flex;flex-direction:column}
  .cr-row{display:flex;justify-content:space-between;align-items:baseline;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.12)}
  .cr-row span{font-size:14.5px;color:#b9cfcd}
  .cr-row b{font-size:22px;font-weight:600;letter-spacing:-.01em}
  .cr-big{margin-top:24px;padding:24px;background:rgba(255,255,255,.06);border-radius:11px;text-align:center}
  .cr-big span{display:block;font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#5fc9c8;margin-bottom:8px}
  .cr-big b{font-size:clamp(34px,5vw,46px);font-weight:600;letter-spacing:-.02em;color:#fff}
  .cr-note{font-size:12.5px;color:#8fabaa;margin-top:18px;line-height:1.5}
  .calc-results .btn{margin-top:auto;background:#fff;color:var(--petrol-deep);justify-content:center}
  .calc-results .btn:hover{background:#eaf3f2}
  @media(max-width:820px){.calc{grid-template-columns:1fr}}

  /* ---------- Reveal animation ---------- */
  .reveal{opacity:1;transform:none}
  .js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
  .js .reveal.in{opacity:1;transform:none}