/* =========================================================
   VALUEWARE — Design System
   Ink #1C1C1C · Charcoal #545454 · Signal Yellow #FDD400
   Paper #FFFFFF · Sand #F5F3EC · Line #E2DFD6
   Display: Archivo (900) · Body: Inter · Utility: IBM Plex Mono
   ========================================================= */

:root{
  --ink:#1c1c1c;
  --charcoal:#545454;
  --charcoal-soft:#7c7c7c;
  --yellow:#fdd400;
  --yellow-deep:#e0ba00;
  --paper:#ffffff;
  --sand:#f5f3ec;
  --sand-deep:#ece8dc;
  --line:#e2dfd6;
  --line-dark:#3a3a3a;

  --display:'Archivo', 'Arial Narrow', sans-serif;
  --body:'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono:'IBM Plex Mono', monospace;

  --maxw:1200px;
  --radius:2px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}

body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--paper);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:var(--display);
  font-weight:800;
  line-height:1.05;
  margin:0 0 0.5em;
  letter-spacing:-0.01em;
}

p{margin:0 0 1em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;}
li{list-style:none;}

.container{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
}

.eyebrow{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--charcoal);
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:0; height:0;
  border-left:6px solid transparent;
  border-right:6px solid transparent;
  border-bottom:9px solid var(--yellow);
  flex:none;
}
.eyebrow.on-dark{color:#cfcfcf;}

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline:3px solid var(--yellow);
  outline-offset:2px;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--body);
  font-weight:700;
  font-size:15px;
  padding:14px 26px;
  border-radius:var(--radius);
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--yellow); color:var(--ink);}
.btn-primary:hover{background:var(--yellow-deep);}
.btn-ghost{background:transparent; color:var(--ink); border-color:var(--ink);}
.btn-ghost:hover{background:var(--ink); color:var(--paper);}
.btn-ghost.on-dark{color:var(--paper); border-color:#5a5a5a;}
.btn-ghost.on-dark:hover{background:var(--paper); color:var(--ink);}
.btn-arrow::after{content:"→"; transition:transform .2s ease;}
.btn:hover .btn-arrow::after,
.btn-arrow:hover::after{transform:translateX(4px);}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,0.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 32px;
  max-width:var(--maxw);
  margin:0 auto;
}
.nav .logo img{height:34px; width:auto;}
.nav-links{
  display:flex; align-items:center; gap:36px;
}
.nav-links a{
  font-size:14.5px; font-weight:600; color:var(--ink);
  position:relative; padding:4px 0;
}
.nav-links a::after{
  content:""; position:absolute; left:0; right:100%; bottom:-2px; height:2px;
  background:var(--yellow); transition:right .2s ease;
}
.nav-links a:hover::after, .nav-links a.active::after{right:0;}
.nav-links a.active{color:var(--ink);}
.nav-cta{display:flex; align-items:center; gap:18px;}
.nav-cta .btn{padding:11px 20px; font-size:14px;}
.nav-toggle{display:none;}

@media (max-width:900px){
  .nav-links{
    position:fixed; inset:66px 0 0 0; background:var(--paper);
    flex-direction:column; align-items:flex-start; gap:0;
    padding:20px 32px; border-top:1px solid var(--line);
    transform:translateY(-8px); opacity:0; pointer-events:none;
    transition:opacity .2s ease, transform .2s ease;
  }
  .nav-links.open{opacity:1; transform:translateY(0); pointer-events:auto;}
  .nav-links a{padding:14px 0; width:100%; border-bottom:1px solid var(--line); font-size:17px;}
  .nav-cta{display:none;}
  .nav-links.open .nav-cta{display:flex; padding-top:16px; width:100%;}
  .nav-toggle{
    display:flex; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px;
  }
  .nav-toggle span{width:22px; height:2px; background:var(--ink); display:block;}
}

/* ---------- Section rhythm ---------- */
.section{padding:96px 0;}
.section-sm{padding:64px 0;}
.on-sand{background:var(--sand);}
.on-ink{background:var(--ink); color:var(--paper);}
.on-ink .charcoal-text{color:#c9c9c9;}

.section-head{max-width:640px; margin-bottom:56px;}
.section-head.center{margin-left:auto; margin-right:auto; text-align:center;}
.section-head h2{font-size:clamp(28px,3.4vw,42px);}
.section-head p{color:var(--charcoal); font-size:17.5px; margin-top:14px;}
.on-ink .section-head p{color:#bdbdbd;}

/* diagonal divider */
.diagonal-top{
  clip-path:polygon(0 3.5vw, 100% 0, 100% 100%, 0 100%);
}
.diagonal-bottom{
  clip-path:polygon(0 0, 100% 0, 100% calc(100% - 3.5vw), 0 100%);
}

/* ---------- Hero ---------- */
.hero{
  padding:76px 0 100px;
  position:relative;
  overflow:hidden;
}
.hero-grid{
  display:grid; grid-template-columns:1.1fr 0.9fr; gap:48px; align-items:center;
}
.hero h1{font-size:clamp(34px,4.6vw,58px);}
.hero h1 .accent{color:var(--yellow); -webkit-text-stroke:1.5px var(--ink);}
.hero-sub{font-size:18px; color:var(--charcoal); max-width:520px; margin-bottom:32px;}
.hero-ctas{display:flex; gap:16px; flex-wrap:wrap; margin-bottom:40px;}
.hero-stats{display:flex; gap:40px; flex-wrap:wrap; border-top:1px solid var(--line); padding-top:28px;}
.hero-stat b{display:block; font-family:var(--display); font-size:28px;}
.hero-stat span{font-family:var(--mono); font-size:11.5px; text-transform:uppercase; letter-spacing:.08em; color:var(--charcoal-soft);}

/* Pyramid / triangle signature graphic */
.pyramid-wrap{display:flex; justify-content:center;}
.pyramid{width:100%; max-width:420px; height:auto;}

/* ---------- Pillars / cards ---------- */
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:28px;}
.grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:28px;}

.pillar-card{
  background:var(--paper); border:1px solid var(--line); padding:36px 30px;
  position:relative; overflow:hidden; transition:border-color .2s ease, transform .2s ease;
}
.pillar-card::before{
  content:""; position:absolute; top:0; left:0; width:0; height:0;
  border-top:40px solid var(--yellow); border-right:40px solid transparent;
  opacity:0; transition:opacity .2s ease;
}
.pillar-card:hover{border-color:var(--ink); transform:translateY(-4px);}
.pillar-card:hover::before{opacity:1;}
.pillar-num{font-family:var(--mono); font-size:12px; color:var(--charcoal-soft); letter-spacing:.1em;}
.pillar-card h3{font-size:22px; margin:14px 0 12px;}
.pillar-card p{color:var(--charcoal); font-size:15.5px; margin-bottom:18px;}
.pillar-card a{font-weight:700; font-size:14.5px; display:inline-flex; align-items:center; gap:6px;}
.pillar-card a::after{content:"→"; transition:transform .2s ease;}
.pillar-card a:hover::after{transform:translateX(4px);}

/* ---------- Course cards ---------- */
.course-card{
  border:1px solid var(--line); background:var(--paper);
  padding:28px; display:flex; flex-direction:column; gap:14px;
}
.course-top{display:flex; justify-content:space-between; align-items:flex-start; gap:12px;}
.course-hours{
  font-family:var(--mono); font-size:12px; white-space:nowrap;
  background:var(--ink); color:var(--yellow); padding:5px 10px;
}
.course-card h3{font-size:19px; margin:0;}
.course-audience{font-size:14.5px; color:var(--charcoal);}
.course-toggle{
  font-family:var(--mono); font-size:12px; letter-spacing:.08em; text-transform:uppercase;
  border:none; background:none; cursor:pointer; color:var(--ink); text-align:left;
  padding:10px 0 0; border-top:1px solid var(--line); margin-top:auto;
  display:flex; justify-content:space-between; align-items:center;
}
.course-toggle .plus{transition:transform .2s ease; font-size:16px;}
.course-toggle[aria-expanded="true"] .plus{transform:rotate(45deg);}
.course-content{
  max-height:0; overflow:hidden; transition:max-height .35s ease;
}
.course-content-inner{padding-top:14px;}
.course-content h4{font-size:13px; font-family:var(--mono); text-transform:uppercase; letter-spacing:.06em; color:var(--charcoal); margin:14px 0 6px;}
.course-content h4:first-child{margin-top:0;}
.course-content ul li{
  font-size:14.5px; color:var(--ink); padding:5px 0 5px 16px; position:relative; border-bottom:1px dashed var(--line);
}
.course-content ul li:last-child{border-bottom:none;}
.course-content ul li::before{content:"▸"; position:absolute; left:0; color:var(--yellow-deep); -webkit-text-stroke:0.6px var(--ink);}

/* custom-course note */
.note-box{
  border:1.5px dashed var(--charcoal-soft); padding:32px; display:flex; gap:22px; align-items:flex-start; margin-top:56px;
}
.note-box .note-icon{
  width:0; height:0; flex:none; margin-top:6px;
  border-left:16px solid transparent; border-right:16px solid transparent; border-bottom:26px solid var(--yellow);
}
.note-box h3{font-size:19px; margin-bottom:8px;}
.note-box p{color:var(--charcoal); margin:0;}

/* ---------- CTA banner ---------- */
.cta-banner{
  background:var(--ink); color:var(--paper); padding:70px 0; text-align:center;
}
.cta-banner h2{font-size:clamp(26px,3.4vw,38px); max-width:680px; margin:0 auto 14px;}
.cta-banner p{color:#bdbdbd; max-width:560px; margin:0 auto 32px; font-size:17px;}
.cta-banner .btns{display:flex; gap:16px; justify-content:center; flex-wrap:wrap;}

/* ---------- Methodology / triangle diagram (consultoria) ---------- */
.triangle-diagram{display:flex; justify-content:center; padding:20px 0 10px;}
.triangle-diagram svg{width:100%; max-width:520px; height:auto;}

.steps{counter-reset:step;}
.step{
  display:grid; grid-template-columns:64px 1fr; gap:22px; padding:26px 0; border-bottom:1px solid var(--line);
}
.step:first-child{padding-top:0;}
.step-num{
  font-family:var(--mono); font-size:13px; color:var(--charcoal-soft); padding-top:4px;
}
.step h3{font-size:19px; margin-bottom:6px;}
.step p{color:var(--charcoal); margin:0; font-size:15.5px;}

/* ---------- Comparison / differentiators ---------- */
.diff-list{display:grid; grid-template-columns:repeat(2,1fr); gap:2px; background:var(--line); border:1px solid var(--line);}
.diff-item{background:var(--paper); padding:26px 28px;}
.diff-item h4{font-size:16px; margin-bottom:8px; display:flex; gap:10px; align-items:center;}
.diff-item h4::before{
  content:""; width:9px; height:9px; background:var(--yellow); flex:none; transform:rotate(45deg);
}
.diff-item p{font-size:14.5px; color:var(--charcoal); margin:0;}

/* ---------- Contact ---------- */
.contact-grid{display:grid; grid-template-columns:1fr 1.15fr; gap:56px; align-items:flex-start;}
.contact-info h2{font-size:clamp(26px,3.2vw,36px);}
.contact-info p{color:var(--charcoal); font-size:16.5px;}
.contact-channel{display:flex; gap:16px; padding:18px 0; border-top:1px solid var(--line);}
.contact-channel:last-child{border-bottom:1px solid var(--line);}
.contact-channel .mark{
  width:34px; height:34px; flex:none; background:var(--ink); color:var(--yellow);
  display:flex; align-items:center; justify-content:center; font-family:var(--mono); font-size:14px;
}
.contact-channel h4{font-size:15px; margin:0 0 4px;}
.contact-channel span{font-size:14.5px; color:var(--charcoal);}

.form-card{background:var(--sand); border:1px solid var(--line); padding:40px;}
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:18px;}
.field{margin-bottom:20px;}
.field label{
  display:block; font-family:var(--mono); font-size:11.5px; text-transform:uppercase; letter-spacing:.08em;
  color:var(--charcoal); margin-bottom:8px;
}
.field input, .field select, .field textarea{
  width:100%; border:1.5px solid var(--line); background:var(--paper); padding:13px 14px;
  font-family:var(--body); font-size:15px; color:var(--ink); border-radius:var(--radius);
  transition:border-color .2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{border-color:var(--ink); outline:none;}
.field textarea{resize:vertical; min-height:120px;}
.form-note{font-size:13px; color:var(--charcoal-soft); margin-top:16px;}
.form-status{margin-top:16px; font-size:14.5px; font-weight:600;}
.form-status.ok{color:#2f7a3d;}
.form-status.err{color:#b3261e;}
.hp-field{position:absolute; left:-9999px; top:-9999px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink); color:#d8d8d8; padding:64px 0 28px;}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:40px; padding-bottom:44px; border-bottom:1px solid #3a3a3a;}
.footer-grid img{height:30px; margin-bottom:16px;}
.footer-grid p{color:#9c9c9c; font-size:14.5px; max-width:280px;}
.footer-col h5{font-family:var(--mono); font-size:12px; letter-spacing:.1em; text-transform:uppercase; color:#8f8f8f; margin-bottom:16px;}
.footer-col a, .footer-col span{display:block; font-size:14.5px; color:#d8d8d8; padding:6px 0;}
.footer-col a:hover{color:var(--yellow);}
.footer-bottom{display:flex; justify-content:space-between; padding-top:24px; font-size:13px; color:#8a8a8a; flex-wrap:wrap; gap:10px;}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;}
  .pyramid-wrap{order:-1; max-width:280px; margin:0 auto 20px;}
  .grid-3, .grid-2, .diff-list, .footer-grid, .form-row{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .section{padding:64px 0;}
  .container{padding:0 20px;}
  .nav{padding:14px 20px;}
}