/* ======================================================================
   Entrenamiento y Rendimiento — sistema de diseño
   Editorial, no "plantilla SaaS": serif de carácter + grid asimétrico +
   listas numeradas en vez de tarjetas con sombra + sin iconos genéricos.
   ====================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Work+Sans:wght@400;500;600&display=swap');

:root{
  --ink: #1c1a17;
  --ink-soft: #3a352e;
  --muted: #6b6459;
  --paper: #f6f2ea;
  --paper-alt: #eee6d6;
  --line: #d9cfb8;
  --accent: #9c2b20;
  --accent-soft: #c85a3e;
  --on-accent: #f6f2ea;
  --max: 1120px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Work Sans', system-ui, sans-serif;
  font-size:17px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; }
h1,h2,h3,h4{
  font-family:'Fraunces', Georgia, serif;
  font-weight:500;
  line-height:1.12;
  margin:0 0 .4em;
  letter-spacing:-.01em;
}
p{ margin:0 0 1.1em; }
.container{ max-width:var(--max); margin:0 auto; padding:0 28px; }
.eyebrow{
  font-family:'Work Sans', sans-serif;
  text-transform:uppercase;
  font-size:.76rem;
  letter-spacing:.16em;
  color:var(--accent);
  font-weight:600;
  display:block;
  margin-bottom:.9em;
}

/* ---------- header ---------- */
header.site{
  border-bottom:1px solid var(--line);
  background:var(--paper);
  position:sticky; top:0; z-index:20;
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:20px 28px; max-width:var(--max); margin:0 auto;
}
.brand{
  display:flex; align-items:center; gap:.7rem;
  font-family:'Fraunces', serif;
  font-size:1.28rem;
  font-weight:600;
  text-decoration:none;
  letter-spacing:-.01em;
}
.brand img{ width:42px; height:42px; flex-shrink:0; }
.brand em{
  font-style:italic;
  color:var(--accent);
  font-weight:500;
}
.nav-links{
  display:flex; gap:2.1rem; list-style:none; margin:0; padding:0;
  font-size:.86rem; letter-spacing:.05em; text-transform:uppercase;
  font-weight:500;
}
.nav-links a{
  text-decoration:none;
  color:var(--ink-soft);
  padding-bottom:4px;
  border-bottom:1px solid transparent;
  transition:border-color .15s ease, color .15s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"]{
  color:var(--ink); border-color:var(--accent);
}
.nav-toggle{ display:none; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.55em;
  font-family:'Work Sans', sans-serif;
  font-size:.82rem; font-weight:600;
  text-transform:uppercase; letter-spacing:.09em;
  text-decoration:none;
  padding:.95em 1.6em;
  border:1px solid var(--ink);
  background:var(--ink); color:var(--paper);
  transition:background .18s ease, color .18s ease, transform .18s ease;
}
.btn:hover{ background:var(--paper); color:var(--ink); }
.btn.outline{ background:transparent; color:var(--ink); }
.btn.outline:hover{ background:var(--ink); color:var(--paper); }
.btn.accent{ background:var(--accent); border-color:var(--accent); color:var(--on-accent); }
.btn.accent:hover{ background:transparent; color:var(--accent); }
.btn .arrow{ transition:transform .18s ease; }
.btn:hover .arrow{ transform:translateX(3px); }

/* ---------- hero ---------- */
.hero{
  padding:5.5rem 0 4.5rem;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid; grid-template-columns:1.1fr .9fr; gap:3.5rem; align-items:center;
}
.hero h1{ font-size:clamp(2.4rem, 4.6vw, 3.6rem); }
.hero .lead{
  font-size:1.15rem; color:var(--ink-soft); max-width:46ch;
}
.hero .lead mark{
  background:none; color:var(--ink);
  background-image:linear-gradient(transparent 62%, rgba(156,43,32,.28) 0);
  padding:0 .05em;
}

.hero-actions{ display:flex; gap:1rem; margin-top:1.8rem; flex-wrap:wrap; }
.photo-slot{
  border:1.5px dashed var(--line);
  background:var(--paper-alt);
  aspect-ratio:4/5;
  display:flex; align-items:center; justify-content:center;
  text-align:center; padding:2rem;
  color:var(--muted); font-size:.85rem; line-height:1.5;
}
.photo-slot span{ display:block; margin-top:.5em; font-style:italic; }
.photo-frame{
  position:relative;
  border:1px solid var(--line);
  aspect-ratio:4/5;
  z-index:1;
}
.photo-frame::before{
  content:"";
  position:absolute;
  top:16px; left:16px; right:-16px; bottom:-16px;
  background:var(--accent);
  z-index:-1;
}
.photo-frame img{
  width:100%; height:100%; object-fit:cover; object-position:top center;
  filter:grayscale(45%) sepia(18%) saturate(150%) hue-rotate(-6deg) contrast(1.05);
}
.photo-frame.wide{ aspect-ratio:16/10; }
.figure-cap{ font-size:.82rem; color:var(--muted); font-style:italic; margin-top:.6em; }

/* ---------- section rhythm ---------- */
section{ padding:4.5rem 0; }
section.alt{
  background:var(--paper-alt); border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  background-image:radial-gradient(var(--line) 1px, transparent 1px);
  background-size:15px 15px;
  background-position:-7px -7px;
}
section.accent-band{ background:var(--ink); color:var(--paper); border:none; }
section.accent-band .eyebrow{ color:var(--accent-soft); }
section.accent-band h2{ color:var(--paper); }
section.accent-band p{ color:#cfc7b6; }
.section-head{ max-width:60ch; margin-bottom:2.8rem; }
.section-head h2{ font-size:clamp(1.7rem, 3vw, 2.35rem); }
.section-head p{ color:var(--muted); font-size:1.02rem; }

/* ---------- numbered service list (reemplaza tarjetas con icono) ---------- */
.service-list{ list-style:none; margin:0; padding:0; }
.service-list li{
  display:grid; grid-template-columns:68px 66px 1fr; align-items:start; gap:1.4rem;
  padding:2.1rem 0; border-top:1px solid var(--line);
}
.service-list li:last-child{ border-bottom:1px solid var(--line); }
.service-list.simple li{ grid-template-columns:40px 1fr; }
.service-list.simple .service-num{ padding-top:.15rem; color:var(--accent); }
.icon-badge{
  width:68px; height:68px; border-radius:50%;
  background:var(--accent);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.icon-badge .service-icon{ width:38px; height:38px; }
.service-icon{ color:var(--on-accent); }
.service-num{
  font-family:'Fraunces', serif; font-size:1.6rem; color:var(--accent);
  font-weight:500; padding-top:1.3rem;
}
.service-body h3{ font-size:1.28rem; margin-bottom:.35em; }
.service-body p{ color:var(--ink-soft); margin-bottom:.4em; max-width:62ch; }

/* ---------- teaser grid (home) ---------- */
.teaser-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:0;
  border-top:1px solid var(--line); border-left:1px solid var(--line);
}
.teaser{
  padding:2.2rem; border-right:1px solid var(--line); border-bottom:1px solid var(--line);
}
.teaser .icon-badge{ width:60px; height:60px; margin-bottom:1.1rem; }
.teaser .icon-badge .service-icon{ width:34px; height:34px; }
.teaser .eyebrow{ margin-bottom:.5em; }
.teaser h3{ font-size:1.15rem; margin-bottom:.5em; }
.teaser p{ color:var(--muted); font-size:.95rem; }
.teaser a.more{
  font-size:.82rem; text-transform:uppercase; letter-spacing:.07em;
  text-decoration:none; font-weight:600; color:var(--ink);
  border-bottom:1px solid var(--accent); padding-bottom:2px;
}

/* ---------- pull quote / philosophy ---------- */
.pullquote{
  border-left:3px solid var(--accent);
  padding-left:1.8rem; max-width:64ch;
  font-family:'Fraunces', serif; font-style:italic;
  font-size:1.35rem; color:var(--ink-soft); line-height:1.5;
}

/* ---------- who-i-train list ---------- */
.tags{ display:flex; flex-wrap:wrap; gap:.65rem; margin-top:1.5rem; }
.tags span{
  border:1px solid var(--line); padding:.5em 1em;
  font-size:.86rem; color:var(--ink-soft);
}

/* ---------- process steps ---------- */
.steps{ counter-reset:step; list-style:none; margin:0; padding:0; display:grid; gap:2rem; grid-template-columns:repeat(3,1fr);}
.steps li{ position:relative; padding-top:2.2rem; }
.steps li::before{
  counter-increment:step; content:counter(step,decimal-leading-zero);
  font-family:'Fraunces', serif; font-size:1.1rem; color:var(--accent);
  position:absolute; top:0; left:0;
}
.steps h4{ font-size:1.05rem; margin-bottom:.3em; }
.steps p{ color:var(--muted); font-size:.95rem; }

/* ---------- placeholder notice (visible, honest) ---------- */
.fill-in{
  background:var(--paper-alt);
  border:1px dashed var(--accent-soft);
  padding:.9em 1.2em;
  font-size:.88rem;
  color:var(--ink-soft);
  margin:0 0 1.3em;
}
.fill-in strong{ color:var(--accent); }

/* ---------- empty-state (biblioteca) ---------- */
.empty-state{
  text-align:center; padding:3.5rem 1rem;
  border:1px solid var(--line);
}
.empty-state h3{ font-size:1.4rem; }
.empty-state p{ color:var(--muted); max-width:48ch; margin:0 auto 1.6em; }

/* ---------- contact ---------- */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:3rem; }
.contact-block h3{ font-size:1.1rem; margin-bottom:.5em; }
.contact-list{ list-style:none; margin:0 0 2rem; padding:0; }
.contact-list li{ padding:.85em 0; border-top:1px solid var(--line); display:flex; gap:1rem; align-items:baseline; }
.contact-list li:last-child{ border-bottom:1px solid var(--line); }
.contact-list .label{ font-size:.78rem; text-transform:uppercase; letter-spacing:.08em; color:var(--muted); width:7rem; flex-shrink:0; }
.contact-list a{ text-decoration:none; border-bottom:1px solid var(--accent); }

/* ---------- footer ---------- */
footer.site{
  border-top:1px solid var(--line);
  padding:3rem 0 2.2rem;
  font-size:.88rem; color:var(--muted);
}
.footer-row{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; }
.footer-row a{ color:var(--ink-soft); text-decoration:none; border-bottom:1px solid var(--line); }
.footer-row a:hover{ border-color:var(--accent); }

/* ---------- responsive ---------- */
@media (max-width:860px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero .photo-slot{ order:-1; max-width:340px; }
  .teaser-grid{ grid-template-columns:1fr; }
  .steps{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .nav{ flex-direction:column; align-items:flex-start; gap:.9rem; padding:16px 20px; }
  .nav-links{
    width:100%; gap:1.1rem; overflow-x:auto;
    padding-bottom:2px; -webkit-overflow-scrolling:touch;
  }
  .nav-links li{ flex-shrink:0; }
  .service-list:not(.simple) li{ grid-template-columns:44px 1fr; }
  .service-list:not(.simple) .service-num{ display:none; }
  .icon-badge{ width:44px; height:44px; }
  .icon-badge .service-icon{ width:26px; height:26px; }
}