:root{
    --bg:#FFFFFF;
    --surface:#F2F5FA;
    --ink:#12294F;
    --ink-2:#F2F5FA;
    --paper:#FFFFFF;
    --paper-dim:#DDE5F2;
    --brand-purple:#12294F;
    --brand-purple-deep:#0B1B38;
    --brand-blue:#029BE8;
    --brand-blue-deep:#045D8C;
    --brand-green:#4EB9F4;
    --brand-green-deep:#1B7BAE;
    --brand-gold:#E8BF4F;
    --brand-gold-deep:#8A6B1D;
    --brand-navy:#12294F;
    --gold:#E8BF4F;
    --gold-bright:#12294F;
    --gold-text:#045D8C;
    --agro-green:#045D8C;
    --field:#045D8C;
    --field-light:#045D8C;
    --rust:#8A6B1D;
    --steel:#6B7A9E;
    --muted:#55648C;
    --line: rgba(18,41,79,0.14);
    --display: 'Space Grotesk', sans-serif;
    --label: 'Archivo', sans-serif;
    --body: 'Space Grotesk', sans-serif;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--ink);
    font-family:var(--body);
    font-variant-numeric:tabular-nums;
    line-height:1.55;
    overflow-x:hidden;
  }
  a{color:inherit;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 32px;}
  @media(max-width:640px){.wrap{padding:0 20px;}}

  /* ---------- nav ---------- */
  header.nav{
    position:sticky;top:0;z-index:50;
    background:rgba(255,255,255,0.88);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav-inner{
    display:flex;align-items:center;justify-content:space-between;
    padding:18px 32px;max-width:1180px;margin:0 auto;
  }
  .logo{
    display:flex;flex-direction:column;align-items:flex-start;gap:2px;
  }
  .logo img{
    height:26px;width:auto;display:block;
  }
  .logo small{
    display:block;font-family:var(--label);font-weight:400;font-size:0.55rem;
    letter-spacing:0.14em;color:var(--steel);text-transform:uppercase;
  }
  .nav-cta{
    font-family:var(--label);font-size:0.78rem;letter-spacing:0.03em;
    border:1px solid var(--brand-green);color:var(--brand-green-deep);
    padding:9px 18px;border-radius:2px;text-decoration:none;
    transition:background .2s, color .2s, border-color .2s;
    white-space:nowrap;
  }
  .nav-cta:hover{background:var(--brand-green);border-color:var(--brand-green);color:#FFFFFF;}

  /* ---------- hero ---------- */
  .hero{
    padding:96px 48px 80px;
    position:relative;
  }
  @media(max-width:640px){.hero{padding:72px 20px 56px;}}
  .eyebrow{
    font-family:var(--label);font-size:0.72rem;letter-spacing:0.16em;
    text-transform:uppercase;color:var(--gold-text);
    display:flex;align-items:center;gap:10px;margin-bottom:22px;
  }
  .eyebrow::before{content:"";width:26px;height:1px;background:var(--brand-purple);}
  .hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:56px;align-items:center;}
  @media(max-width:900px){.hero-grid{grid-template-columns:1fr;}}
  h1.hero-title{
    font-family:var(--display);font-weight:600;
    font-size:clamp(2.1rem, 4.6vw, 3.5rem);
    line-height:1.06;letter-spacing:-0.01em;color:var(--ink);
  }
  h1.hero-title em{
    font-style:normal;color:var(--agro-green);
  }
  .hero-sub{
    margin-top:24px;font-size:1.06rem;color:var(--muted);max-width:46ch;
  }
  .hero-actions{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap;}
  .btn-primary{
    font-family:var(--label);font-size:0.85rem;letter-spacing:0.02em;
    background:var(--brand-purple);color:#FFFFFF;
    padding:14px 26px;border-radius:2px;text-decoration:none;font-weight:600;
    transition:transform .15s ease, box-shadow .15s ease;
  }
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(18,41,79,0.32);background:var(--brand-purple-deep);}
  .btn-ghost{
    font-family:var(--label);font-size:0.85rem;
    border:1px solid var(--brand-blue-deep);color:var(--brand-blue-deep);
    padding:14px 26px;border-radius:2px;text-decoration:none;
    transition:background .15s ease, color .15s ease;
  }
  .btn-ghost:hover{background:var(--brand-blue-deep);color:#FFFFFF;}

  /* ---------- signature: stamp ledger ---------- */
  .ledger-card{
    background:var(--paper);color:var(--ink);
    border:1px solid var(--line);
    border-radius:3px;padding:26px 24px 22px;
    box-shadow:0 30px 60px -20px rgba(18,41,79,0.22);
    font-family:var(--label);
    position:relative;
    transform:rotate(1.2deg);
  }
  .ledger-card::before{
    content:"";position:absolute;inset:8px;border:1px dashed rgba(15,42,86,0.22);
    border-radius:2px;pointer-events:none;
  }
  .ledger-head{
    display:flex;justify-content:space-between;align-items:baseline;
    border-bottom:1px solid rgba(15,42,86,0.18);padding-bottom:10px;margin-bottom:14px;
  }
  .ledger-head .id{font-size:0.72rem;letter-spacing:0.08em;color:var(--field);font-weight:600;}
  .ledger-head .tag{font-size:0.62rem;letter-spacing:0.1em;color:rgba(15,42,86,0.55);text-transform:uppercase;}
  .stamp-row{display:flex;flex-direction:column;gap:8px;}
  .stamp{
    display:flex;align-items:center;gap:10px;font-size:0.74rem;
    padding:7px 9px;border-radius:2px;border:1px solid transparent;
    opacity:0.35;
  }
  .stamp.active{
    opacity:1;background:rgba(2,155,232,0.14);border-color:rgba(4,93,140,0.45);
  }
  .stamp .dot{width:7px;height:7px;border-radius:50%;background:var(--steel);flex:none;}
  .stamp.active .dot{background:var(--field);}
  .stamp .meta{margin-left:auto;font-size:0.62rem;color:rgba(15,42,86,0.55);}
  .ledger-foot{
    margin-top:16px;padding-top:12px;border-top:1px solid rgba(15,42,86,0.18);
    font-size:0.65rem;color:rgba(15,42,86,0.6);display:flex;justify-content:space-between;
  }

  /* ---------- section shell ---------- */
  section{padding:120px 0 88px;border-top:1px solid var(--line);}
  .sec-head{margin-bottom:52px;}
  .sec-head .sec-title,.sec-head .sec-sub{max-width:640px;}
  .sec-num{
    display:flex;align-items:center;gap:18px;
    margin-bottom:22px;padding-top:28px;
  }
  .sec-num::after{
    content:"";flex:1;height:1px;background:var(--line);order:1;
  }
  .sec-label{
    font-family:var(--display);font-weight:600;font-size:0.95rem;color:var(--ink);
    order:0;white-space:nowrap;
  }
  .sec-idx{
    font-family:var(--label);font-size:0.85rem;color:var(--gold-text);order:2;
  }
  .sec-title{
    font-family:var(--display);font-weight:600;
    font-size:clamp(1.6rem,3vw,2.2rem);color:var(--ink);letter-spacing:-0.01em;
  }
  .sec-sub{margin-top:14px;color:var(--muted);font-size:1rem;}

  /* ---------- 01 desafio: scattered notes ---------- */
  .chaos{
    display:grid;grid-template-columns:1fr 1fr;gap:40px;
  }
  @media(max-width:800px){.chaos{grid-template-columns:1fr;}}
  .note-stack{position:relative;min-height:280px;}
  .sticky{
    position:absolute;width:78%;padding:16px 18px;border-radius:2px;
    font-family:var(--label);font-size:0.8rem;line-height:1.5;
    box-shadow:0 14px 30px -10px rgba(0,0,0,0.4);
  }
  .sticky.s1{background:var(--gold);color:var(--ink);top:0;left:0;transform:rotate(-4deg);z-index:3;}
  .sticky.s2{background:#163569;color:#F4F6FA;top:60px;left:16%;transform:rotate(3deg);border:1px solid rgba(255,255,255,0.15);z-index:2;}
  .sticky.s3{background:#0B1F42;color:#F4F6FA;top:130px;left:2%;transform:rotate(-1.5deg);border:1px solid rgba(224,137,26,0.5);z-index:1;}
  .sticky.s4{background:var(--gold);color:var(--ink);top:190px;left:22%;transform:rotate(2deg);z-index:4;}
  .list-block{}
  .list-block h4{
    font-family:var(--label);font-size:0.78rem;letter-spacing:0.06em;text-transform:uppercase;
    color:var(--gold-text);margin-bottom:14px;
  }
  ul.plain{list-style:none;margin-bottom:34px;}
  ul.plain li{
    padding:11px 0 11px 22px;border-bottom:1px solid var(--line);
    position:relative;color:var(--muted);font-size:0.96rem;
  }
  ul.plain li::before{
    content:"–";position:absolute;left:0;color:var(--rust);font-weight:600;
  }
  ul.plain.consequences li::before{color:var(--gold-text);}

  /* ---------- 02 pillars ---------- */
  .pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
  @media(max-width:800px){.pillars{grid-template-columns:1fr;}}
  .pillar{background:var(--surface);padding:34px 30px;}
  .pillar .idx{font-family:var(--label);color:var(--field-light);font-size:0.75rem;margin-bottom:16px;}
  .pillar h3{font-family:var(--display);font-size:1.25rem;color:var(--ink);margin-bottom:10px;}
  .pillar p{color:var(--muted);font-size:0.92rem;}

  /* ---------- 03 diferenciales grid ---------- */
  .diff-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
  @media(max-width:800px){.diff-grid{grid-template-columns:1fr 1fr;}}
  @media(max-width:560px){.diff-grid{grid-template-columns:1fr;}}
  .diff-item{background:var(--ink-2);padding:28px 24px;}
  .diff-item .mark{color:var(--gold-text);font-family:var(--label);font-size:0.9rem;margin-bottom:10px;}
  .diff-item h4{font-family:var(--display);font-size:1.02rem;margin-bottom:8px;color:var(--ink);}
  .diff-item p{font-size:0.88rem;color:var(--muted);}

  /* ---------- 04 dashboard mockup ---------- */
  .dash{
    background:var(--ink-2);border:1px solid var(--line);border-radius:4px;overflow:hidden;
  }
  .dash-bar{
    display:flex;align-items:center;justify-content:space-between;
    padding:12px 18px;border-bottom:1px solid var(--line);
    font-family:var(--label);font-size:0.7rem;color:var(--steel);
  }
  .dash-dots{display:flex;gap:6px;}
  .dash-dots span{width:8px;height:8px;border-radius:50%;background:var(--line);}
  .dash-cols{display:grid;grid-template-columns:repeat(3,1fr);}
  @media(max-width:820px){.dash-cols{grid-template-columns:1fr;}}
  .dash-col{padding:24px;border-right:1px solid var(--line);}
  .dash-col:last-child{border-right:none;}
  .dash-col h5{
    font-family:var(--label);font-size:0.68rem;letter-spacing:0.1em;text-transform:uppercase;
    color:var(--gold-text);margin-bottom:16px;
  }
  .stat{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:0.86rem;}
  .stat:last-child{border-bottom:none;}
  .stat b{font-family:var(--label);color:var(--ink);font-weight:600;}

  /* ---------- 05 lifecycle ---------- */
  .cycle-steps{
    display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:40px;
    list-style:none;margin-bottom:44px;
  }
  .cycle-step{
    position:relative;border:1px solid var(--line);border-radius:6px;
    padding:22px 18px 28px;background:var(--paper);
  }
  .cycle-step::after{
    content:"";position:absolute;top:50%;right:-31px;width:22px;height:14px;
    transform:translateY(-50%);background:var(--brand-green-deep);
    -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 14' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M1 7h19M14 1l6 6-6 6'/%3E%3C/svg%3E") center/contain no-repeat;
            mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 14' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M1 7h19M14 1l6 6-6 6'/%3E%3C/svg%3E") center/contain no-repeat;
  }
  .cycle-step:last-child::after{display:none;}
  .cycle-step .n{
    display:inline-block;font-family:var(--label);font-weight:600;font-size:0.8rem;
    color:var(--brand-blue-deep);background:var(--surface);
    padding:4px 8px;border-radius:4px;margin-bottom:18px;
  }
  .cycle-step h4{
    font-family:var(--display);font-weight:700;font-size:1.3rem;
    color:var(--ink);letter-spacing:-0.01em;margin-bottom:10px;
  }
  .cycle-step p{font-size:0.9rem;line-height:1.5;color:var(--muted);}
  @media(max-width:1100px){
    .cycle-steps{grid-template-columns:repeat(3,minmax(0,1fr));}
    .cycle-step:nth-child(3n)::after{display:none;}
  }
  @media(max-width:640px){
    .cycle-steps{grid-template-columns:1fr;gap:36px;}
    .cycle-step:nth-child(3n)::after{display:block;}
    .cycle-step::after{top:auto;right:auto;bottom:-29px;left:50%;transform:translateX(-50%) rotate(90deg);}
    .cycle-step:last-child::after{display:none;}
  }

  .sub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px;}
  @media(max-width:800px){.sub-grid{grid-template-columns:1fr;}}
  .sub-item{background:var(--ink-2);padding:24px;}
  .sub-item h5{font-family:var(--label);font-size:0.75rem;letter-spacing:0.05em;color:var(--gold-text);margin-bottom:12px;text-transform:uppercase;}
  .sub-item ul{list-style:none;font-size:0.85rem;color:var(--muted);}
  .sub-item li{padding:5px 0;}

  /* ---------- flows ---------- */
  .flows{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;}
  @media(max-width:900px){.flows{grid-template-columns:1fr;}}
  .flow-col h4{
    font-family:var(--display);font-size:1.1rem;margin-bottom:18px;color:var(--gold-text);
    padding-bottom:12px;border-bottom:1px solid var(--line);
  }
  .flow-step{
    font-family:var(--label);font-size:0.82rem;color:var(--ink);
    padding:11px 0 11px 24px;position:relative;border-left:1px solid var(--line);
  }
  .flow-step::before{
    content:"";position:absolute;left:-4px;top:16px;width:7px;height:7px;
    border-radius:50%;background:var(--field-light);
  }
  .flow-step:last-child{border-left:1px solid transparent;}

  /* ---------- 08 STOP integration ---------- */
  .stop-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
  @media(max-width:800px){.stop-grid{grid-template-columns:1fr;}}
  .stop-box{border:1px solid var(--line);border-radius:3px;padding:26px;}
  .stop-box h5{font-family:var(--label);font-size:0.72rem;letter-spacing:0.08em;text-transform:uppercase;color:var(--gold-text);margin-bottom:16px;}
  .stop-box ul{list-style:none;}
  .stop-box li{padding:9px 0;border-bottom:1px solid var(--line);font-size:0.9rem;color:var(--muted);}
  .stop-box li:last-child{border-bottom:none;}
  .stop-flag{
    margin-top:24px;font-family:var(--label);font-size:0.82rem;color:var(--field-light);
    padding:14px 16px;border:1px dashed var(--field-light);border-radius:2px;
  }

  /* ---------- 09 audit / ledger full ---------- */
  .audit-wrap{display:grid;grid-template-columns:0.9fr 1.1fr;gap:56px;align-items:center;}
  @media(max-width:900px){.audit-wrap{grid-template-columns:1fr;}}
  .audit-fields{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
  @media(max-width:560px){.audit-fields{grid-template-columns:1fr;}}
  .audit-field .k{font-family:var(--label);font-size:0.68rem;letter-spacing:0.1em;text-transform:uppercase;color:var(--gold-text);margin-bottom:8px;}
  .audit-field .v{font-family:var(--display);font-size:1.15rem;color:var(--ink);margin-bottom:6px;}
  .audit-field p{font-size:0.85rem;color:var(--muted);}
  .audit-tag{
    margin-top:28px;font-family:var(--label);font-size:0.8rem;color:var(--steel);
    border-top:1px solid var(--line);padding-top:20px;
  }

  /* ---------- 10 admin ---------- */
  .admin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:1px;}
  @media(max-width:800px){.admin-grid{grid-template-columns:1fr;}}
  .admin-item{background:var(--ink-2);padding:28px 26px;}
  .admin-item h4{font-family:var(--display);font-size:1.05rem;margin-bottom:14px;}
  .admin-item ul{list-style:none;}
  .admin-item li{font-size:0.87rem;color:var(--muted);padding:6px 0;}
  .doc-strip{
    border:1px solid var(--line);border-top:none;padding:22px 26px;
    font-size:0.88rem;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap;
    font-family:var(--label);
  }
  .doc-strip b{color:var(--gold-text);font-weight:500;}

  /* ---------- 11 impact ---------- */
  .impact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;}
  @media(max-width:800px){.impact-grid{grid-template-columns:1fr;}}
  .impact-col h4{
    font-family:var(--label);font-size:0.75rem;letter-spacing:0.08em;text-transform:uppercase;
    color:var(--gold-text);margin-bottom:18px;
  }
  .impact-col li{list-style:none;padding:11px 0;border-bottom:1px solid var(--line);font-size:0.96rem;color:var(--muted);}
  .impact-col li:last-child{border-bottom:none;}

  /* ---------- contact form ---------- */
  .form-alert{
    font-family:var(--label);font-size:0.88rem;line-height:1.5;
    border-radius:3px;padding:16px 18px;margin-bottom:22px;
  }
  .form-alert-ok{
    background:rgba(4,93,140,0.08);border:1px solid rgba(4,93,140,0.35);color:var(--brand-blue-deep);
  }
  .form-alert-error{
    background:rgba(138,107,29,0.08);border:1px solid rgba(138,107,29,0.4);color:var(--brand-gold-deep);
  }
  .form-alert-error ul{list-style:none;margin:0;padding:0;}
  .form-alert-error li{padding:2px 0;}
  .hp-field{position:absolute;left:-9999px;top:-9999px;width:1px;height:1px;overflow:hidden;}
  .faq-list{max-width:860px;border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:24px;
    padding:22px 0;font-family:var(--display);font-weight:600;font-size:1.08rem;color:var(--ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{color:var(--brand-blue-deep);}
  .faq-item summary:focus-visible{outline:2px solid var(--brand-blue);outline-offset:4px;}
  .faq-icon{
    flex:none;position:relative;width:28px;height:28px;border-radius:50%;
    background:var(--surface);transition:background .2s, transform .25s;
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;left:50%;top:50%;width:12px;height:2px;border-radius:1px;
    background:var(--brand-blue-deep);transform:translate(-50%,-50%);
  }
  .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);}
  .faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--paper-dim);}
  .faq-item p{padding:0 56px 24px 0;color:var(--muted);font-size:0.98rem;max-width:720px;}
  @media(max-width:640px){.faq-item p{padding-right:0;}}

  .contact-form{
    border:1px solid var(--line);border-radius:4px;padding:36px;
    background:var(--ink-2);
  }
  .form-grid{
    display:grid;grid-template-columns:1fr 1fr;gap:22px 24px;margin-bottom:22px;
  }
  @media(max-width:640px){.form-grid{grid-template-columns:1fr;}}
  .field{display:flex;flex-direction:column;gap:8px;}
  .field-full{margin-bottom:26px;}
  .field label{
    font-family:var(--label);font-size:0.7rem;letter-spacing:0.08em;text-transform:uppercase;
    color:var(--gold-text);
  }
  .field label .opt{color:var(--steel);text-transform:none;letter-spacing:0;font-family:var(--body);}
  .field input,.field textarea{
    background:var(--bg);border:1px solid var(--line);border-radius:2px;
    padding:12px 14px;color:var(--ink);font-family:var(--body);font-size:0.94rem;
    outline:none;transition:border-color .15s ease;resize:vertical;
  }
  .field input::placeholder,.field textarea::placeholder{color:var(--steel);}
  .field input:focus,.field textarea:focus{
    border-color:var(--gold-text);
    box-shadow:0 0 0 3px rgba(18,41,79,0.18);
  }
  .form-foot{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
  .contact-form .btn-primary{border:none;cursor:pointer;}
  .form-note{font-family:var(--label);font-size:0.76rem;color:var(--steel);}

  /* ---------- footer cta ---------- */
  footer{
    padding:90px 0 60px;text-align:center;
    background:linear-gradient(180deg, transparent, rgba(242,185,58,0.08));
  }
  footer h2{
    font-family:var(--display);font-weight:600;font-size:clamp(1.8rem,4vw,2.6rem);
    color:var(--ink);max-width:20ch;margin:0 auto 26px;
  }
  footer .btn-primary{margin-top:6px;}
  .foot-legal{
    margin-top:70px;padding-top:26px;border-top:1px solid var(--line);
    font-family:var(--label);font-size:0.72rem;color:var(--steel);
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  }

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{transition:none !important;animation:none !important;}
  }

  /* ---------- nav: menú ---------- */
  a.logo{text-decoration:none;}
  .nav-menu{display:flex;align-items:center;gap:28px;}
  .nav-link{
    font-family:var(--label);font-size:0.86rem;font-weight:500;color:var(--ink);
    text-decoration:none;padding:6px 0;border-bottom:2px solid transparent;
    transition:color .2s, border-color .2s;
  }
  .nav-link:hover{color:var(--brand-blue-deep);}
  .nav-link.is-active{color:var(--brand-blue-deep);border-bottom-color:var(--brand-blue);}
  .nav-toggle{
    display:none;background:none;border:0;cursor:pointer;
    width:40px;height:40px;padding:12px 8px;flex-direction:column;justify-content:space-between;
  }
  .nav-toggle span{display:block;height:2px;border-radius:1px;background:var(--ink);transition:transform .2s, opacity .2s;}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  @media(max-width:900px){
    .nav-inner{flex-wrap:wrap;padding:14px 20px;}
    .nav-toggle{display:flex;}
    .nav-menu{
      display:none;width:100%;flex-direction:column;align-items:stretch;gap:0;
      padding:10px 0 6px;
    }
    .nav-menu.is-open{display:flex;}
    .nav-link{padding:14px 0;border-bottom:1px solid var(--line);font-size:1rem;}
    .nav-link.is-active{border-bottom-color:var(--line);}
    .nav-menu .nav-cta{margin-top:16px;text-align:center;padding:13px 18px;}
  }

  /* ---------- footer: enlaces ---------- */
  .foot-nav{
    margin-top:56px;display:flex;justify-content:center;flex-wrap:wrap;gap:10px 28px;
  }
  .foot-nav a{font-family:var(--label);font-size:0.85rem;color:var(--ink);text-decoration:none;}
  .foot-nav a:hover{color:var(--brand-blue-deep);text-decoration:underline;text-underline-offset:4px;}
  .foot-nav + .foot-legal{margin-top:36px;}

  /* ---------- páginas internas ---------- */
  .page-hero{padding:88px 0 64px;border-top:none;}
  @media(max-width:640px){.page-hero{padding:56px 20px 44px;}}
  .page-hero h1{
    font-family:var(--display);font-weight:600;font-size:clamp(2rem,4.2vw,3.1rem);
    line-height:1.08;letter-spacing:-0.01em;color:var(--ink);max-width:18ch;
  }
  .page-hero h1 em{font-style:normal;color:var(--agro-green);}
  .page-hero .hero-sub{max-width:58ch;}
  section.tight{padding-top:72px;padding-bottom:72px;}
  @media(max-width:640px){
    section.tight{padding-top:48px;padding-bottom:48px;}
    .page-hero,section.tight{padding-left:24px;padding-right:24px;}
    .case{padding:44px 0;}
    .case-col{padding:22px 20px;}
  }

  /* casos de uso */
  .case{
    display:grid;grid-template-columns:minmax(0,0.9fr) minmax(0,1.1fr);gap:56px;
    padding:56px 0;border-top:1px solid var(--line);
  }
  .case:first-child{border-top:none;padding-top:0;}
  @media(max-width:900px){.case{grid-template-columns:1fr;gap:28px;}}
  .case-tag{
    display:inline-block;font-family:var(--label);font-weight:600;font-size:0.78rem;
    color:var(--brand-blue-deep);background:var(--surface);padding:4px 10px;border-radius:4px;margin-bottom:16px;
  }
  .case h3{font-family:var(--display);font-weight:700;font-size:1.6rem;color:var(--ink);letter-spacing:-0.01em;margin-bottom:12px;}
  .case-intro{color:var(--muted);font-size:1rem;}
  .case-body{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;}
  @media(max-width:640px){.case-body{grid-template-columns:1fr;}}
  .case-col{background:var(--paper);padding:24px 22px;}
  .case-col.is-solution{background:var(--surface);}
  .case-col h4{font-family:var(--label);font-weight:600;font-size:0.75rem;letter-spacing:0.08em;text-transform:uppercase;color:var(--gold-text);margin-bottom:12px;}
  .case-col ul{list-style:none;}
  .case-col li{padding:7px 0 7px 18px;position:relative;font-size:0.92rem;color:var(--ink);}
  .case-col li::before{content:"";position:absolute;left:0;top:15px;width:8px;height:2px;background:var(--brand-blue);}
  .case-col:not(.is-solution) li{color:var(--muted);}
  .case-col:not(.is-solution) li::before{background:var(--steel);}

  /* novedades */
  .news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
  @media(max-width:900px){.news-grid{grid-template-columns:1fr 1fr;}}
  @media(max-width:600px){.news-grid{grid-template-columns:1fr;}}
  .news-card{border:1px solid var(--line);border-radius:6px;padding:24px 22px 26px;display:flex;flex-direction:column;gap:12px;background:var(--paper);}
  .news-meta{display:flex;align-items:center;gap:10px;font-family:var(--label);font-size:0.78rem;color:var(--steel);}
  .news-cat{font-weight:600;color:var(--brand-blue-deep);background:var(--surface);padding:3px 8px;border-radius:4px;}
  .news-card h3{font-family:var(--display);font-weight:600;font-size:1.2rem;line-height:1.25;color:var(--ink);}
  .news-card p{font-size:0.92rem;color:var(--muted);}
  .news-draft{font-family:var(--label);font-size:0.7rem;font-weight:600;color:var(--brand-gold-deep);background:rgba(232,191,79,0.18);padding:3px 8px;border-radius:4px;margin-left:auto;}
  .news-empty{border:1px dashed var(--line);border-radius:6px;padding:48px 32px;text-align:center;color:var(--muted);}
  .news-empty h3{font-family:var(--display);font-weight:600;font-size:1.25rem;color:var(--ink);margin-bottom:8px;}
  .news-empty p{max-width:48ch;margin:0 auto 22px;}

  /* contacto */
  .contact-layout{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,0.65fr);gap:48px;align-items:start;}
  @media(max-width:900px){.contact-layout{grid-template-columns:1fr;}}
  .contact-aside{border:1px solid var(--line);border-radius:6px;padding:26px 24px;background:var(--surface);}
  .contact-aside h3{font-family:var(--display);font-weight:600;font-size:1.15rem;color:var(--ink);margin-bottom:18px;}
  .contact-steps{list-style:none;counter-reset:step;}
  .contact-steps li{counter-increment:step;position:relative;padding:0 0 18px 40px;font-size:0.92rem;color:var(--muted);}
  .contact-steps li:last-child{padding-bottom:0;}
  .contact-steps li::before{
    content:counter(step,decimal-leading-zero);position:absolute;left:0;top:0;
    font-family:var(--label);font-weight:600;font-size:0.75rem;color:var(--brand-blue-deep);
    background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:2px 6px;
  }
  .contact-steps strong{display:block;color:var(--ink);font-weight:600;margin-bottom:2px;}
  .news-upcoming{
    align-self:flex-start;font-family:var(--label);font-weight:600;font-size:0.72rem;letter-spacing:0.08em;
    text-transform:uppercase;color:var(--brand-blue-deep);
  }
  .news-event{list-style:none;display:flex;flex-direction:column;gap:8px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);}
  .news-event li{display:flex;align-items:center;gap:10px;font-family:var(--label);font-weight:500;font-size:0.9rem;color:var(--ink);}
  .news-event svg{flex:none;color:var(--brand-blue-deep);}
  .news-link{
    align-self:flex-start;font-family:var(--label);font-weight:600;font-size:0.88rem;
    color:var(--brand-blue-deep);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;
  }
  .news-link:hover{color:var(--ink);}
  .visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

  /* whatsapp */
  .wa-float{
    position:fixed;right:24px;bottom:24px;z-index:60;
    width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    background:#1F8F4E;color:#FFFFFF;box-shadow:0 8px 24px rgba(18,41,79,0.28);
    transition:transform .15s ease, box-shadow .15s ease;
  }
  .wa-float:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(18,41,79,0.34);}
  .wa-float:focus-visible{outline:3px solid var(--brand-blue);outline-offset:3px;}
  @media(max-width:640px){.wa-float{right:16px;bottom:16px;width:52px;height:52px;}}
  .wa-link{
    display:inline-flex;align-items:center;gap:10px;margin-top:22px;
    font-family:var(--label);font-weight:600;font-size:0.9rem;color:#FFFFFF;background:#1F8F4E;
    padding:12px 18px;border-radius:2px;text-decoration:none;
  }
  .wa-link:hover{background:#18743F;}

  /* de 6 excels a una herramienta */
  .shift-head{display:flex;align-items:center;justify-content:space-between;gap:16px 24px;flex-wrap:wrap;}
  .shift-head .sec-title{max-width:none;}
  .shift-badge{
    display:inline-flex;align-items:center;gap:10px;flex:none;
    font-family:var(--label);font-weight:600;font-size:0.78rem;letter-spacing:0.06em;text-transform:uppercase;
    color:var(--ink);background:var(--surface);padding:9px 14px;border-radius:4px;
  }
  .shift-badge s{color:var(--steel);font-weight:500;}
  .shift-badge span{color:var(--brand-blue-deep);}
  .shift-grid{display:grid;grid-template-columns:280px minmax(0,1fr);gap:48px;align-items:center;}
  @media(max-width:900px){.shift-grid{grid-template-columns:1fr;gap:40px;}}

  .shift-phone{
    width:280px;margin:0 auto;padding:12px;border-radius:40px;background:var(--brand-purple);
    box-shadow:0 24px 48px rgba(18,41,79,0.22);
  }
  .shift-phone-screen{border-radius:30px;overflow:hidden;background:var(--surface);}
  .shift-phone-bar{
    display:flex;align-items:center;justify-content:space-between;padding:22px 20px 14px;
    background:var(--paper);border-bottom:1px solid var(--line);
  }
  .shift-phone-bar img{height:15px;width:auto;display:block;}
  .shift-phone-bar span{font-family:var(--label);font-size:0.62rem;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--brand-blue-deep);}
  .shift-phone-body{padding:16px 14px 20px;display:flex;flex-direction:column;gap:12px;}
  .shift-hello{font-family:var(--display);font-weight:700;font-size:1.02rem;color:var(--ink);}
  .shift-phone small{
    display:block;font-family:var(--label);font-weight:600;font-size:0.56rem;letter-spacing:0.1em;text-transform:uppercase;
  }
  .shift-alert{
    display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;
    background:#E3F3EA;color:#17683A;font-family:var(--label);font-weight:600;font-size:0.72rem;
  }
  .shift-alert div{color:var(--ink);}
  .shift-alert small{color:#17683A;margin-bottom:2px;}
  .shift-list{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:10px 12px 4px;}
  .shift-list > small{color:var(--brand-blue-deep);margin-bottom:4px;}
  .shift-row{
    display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 0;
    border-top:1px solid var(--line);font-family:var(--label);font-weight:600;font-size:0.68rem;color:var(--ink);
  }
  .shift-row:first-of-type{border-top:none;}
  .shift-row em{font-style:normal;font-size:0.56rem;letter-spacing:0.06em;text-transform:uppercase;padding:3px 6px;border-radius:3px;}
  .st-ok{background:#E3F3EA;color:#17683A;}
  .st-wip{background:rgba(232,191,79,0.22);color:var(--brand-gold-deep);}
  .st-set{background:#E2EEF8;color:var(--brand-blue-deep);}
  .shift-kpis{display:grid;grid-template-columns:1fr 1fr;gap:8px;}
  .shift-kpis div{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-family:var(--label);font-size:0.62rem;color:var(--muted);line-height:1.3;}
  .shift-kpis b{display:block;font-family:var(--display);font-size:1.15rem;color:var(--ink);margin-bottom:2px;}

  .shift-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
  @media(max-width:1100px){.shift-cards{grid-template-columns:repeat(2,minmax(0,1fr));}}
  @media(max-width:560px){.shift-cards{grid-template-columns:1fr;}}
  .shift-card{border:1px solid var(--line);border-radius:6px;padding:24px 22px;background:var(--paper);}
  .shift-icon{
    display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:6px;
    background:var(--surface);color:var(--brand-blue-deep);margin-bottom:18px;
  }
  .shift-card h3{font-family:var(--display);font-weight:700;font-size:1.15rem;color:var(--ink);margin-bottom:8px;}
  .shift-card p{font-size:0.92rem;color:var(--muted);}

  /* hero: fondo animado de rutas */
  .hero-bg{
    position:absolute;top:0;bottom:0;left:50%;width:100vw;transform:translateX(-50%);
    z-index:0;pointer-events:none;overflow:hidden;
    -webkit-mask-image:linear-gradient(90deg, rgba(0,0,0,0.08) 0%, rgba(0,0,0,0.12) 38%, #000 62%), linear-gradient(180deg, #000 70%, transparent 100%);
    -webkit-mask-composite:source-in;
            mask-image:linear-gradient(90deg, rgba(0,0,0,0.08) 0%, rgba(0,0,0,0.12) 38%, #000 62%), linear-gradient(180deg, #000 70%, transparent 100%);
            mask-composite:intersect;
  }
  .hero-bg svg{width:100%;height:100%;display:block;}
  .hero-grid{position:relative;z-index:1;}
  .hb-plots{fill:var(--ink);opacity:0.035;}
  .hb-route{fill:none;stroke:var(--ink);stroke-opacity:0.16;stroke-width:1.5;}
  .hb-flow{
    fill:none;stroke:var(--brand-blue);stroke-opacity:0.7;stroke-width:1.75;
    stroke-dasharray:6 14;animation:hb-flow 3s linear infinite;
  }
  .hb-flow-2{animation-duration:4s;}
  .hb-flow-3{animation-duration:3.6s;}
  @keyframes hb-flow{to{stroke-dashoffset:-40;}}
  .hb-node{
    fill:var(--paper);stroke:var(--brand-blue-deep);stroke-width:2;
    transform-box:fill-box;transform-origin:center;animation:hb-pulse 3.6s ease-in-out infinite;
  }
  @keyframes hb-pulse{0%,100%{transform:scale(1);}50%{transform:scale(1.35);}}
  .hb-dot{fill:var(--brand-blue-deep);}
  .hb-halo{fill:var(--brand-blue);opacity:0.18;}
  @media(max-width:900px){
    .hero-bg{
      -webkit-mask-image:linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.12) 50%, #000 72%, transparent 100%);
              mask-image:linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.12) 50%, #000 72%, transparent 100%);
      -webkit-mask-composite:source-over;mask-composite:add;
    }
  }
  @media (prefers-reduced-motion: reduce){
    .hb-mover{display:none;}
  }

  /* whatsapp: animación */
  .wa-float::before,.wa-float::after{
    content:"";position:absolute;inset:0;border-radius:50%;
    border:2px solid #1F8F4E;opacity:0;pointer-events:none;
    animation:wa-ring 2.8s ease-out infinite;
  }
  .wa-float::after{animation-delay:1.4s;}
  .wa-float svg{animation:wa-nudge 5.6s ease-in-out infinite;transform-origin:50% 50%;}
  .wa-float:hover::before,.wa-float:hover::after,.wa-float:hover svg{animation-play-state:paused;}
  @keyframes wa-ring{
    0%{transform:scale(1);opacity:0.55;}
    100%{transform:scale(1.7);opacity:0;}
  }
  @keyframes wa-nudge{
    0%,84%,100%{transform:rotate(0);}
    87%{transform:rotate(-14deg);}
    90%{transform:rotate(12deg);}
    93%{transform:rotate(-8deg);}
    96%{transform:rotate(4deg);}
  }
  @media (prefers-reduced-motion: reduce){
    .wa-float::before,.wa-float::after{display:none;}
  }