/* =========================================================
   Olaya Consultores  ·  Hoja de estilos
   Paleta:  tinta #111820 · papel #faf9f7 · bronce #b08d57
   ========================================================= */

:root{
  --ink:        #111820;
  --ink-soft:   #1b2530;
  --paper:      #faf9f7;
  --paper-warm: #f2efea;
  --line:       #e2ded7;
  --line-dark:  #2b3742;
  --text:       #2c333b;
  --muted:      #616872;   /* 5.3:1 papel · 4.9:1 papel cálido — pasa en ambos fondos */
  --muted-fuerte:#545c66;  /* 5.9:1 — etiquetas pequeñas en mayúsculas */
  --accent:     #b08d57;   /* decorativo: filetes, iconos, bordes, fondo tinta */
  --accent-dk:  #7d6236;   /* tipográfico sobre fondo claro — 5.4:1 */
  --white:      #ffffff;

  /* Fondo tinta */
  --sobre-tinta:      #c3cad3;
  --sobre-tinta-tenue:#9aa5b1;
  --footer-texto:     #98a2ae;
  --footer-tenue:     #77828f;

  /* Estados */
  --error:      #b4453c;
  --error-fondo:#fdf6f5;
  --line-hover: #d3ccc0;

  --serif: Georgia, "Times New Roman", "Iowan Old Style", serif;
  --sans:  "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;

  --wrap: 1160px;
  --r: 4px;
  --shadow: 0 1px 2px rgba(17,24,32,.04), 0 8px 30px rgba(17,24,32,.06);
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; scroll-padding-top:88px; }

body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

img,svg{ max-width:100%; }
a{ color:inherit; }

h1,h2,h3,h4{ font-family:var(--serif); font-weight:400; color:var(--ink); line-height:1.15; margin:0; letter-spacing:-.01em; }
h1{ font-size:clamp(2.4rem,5.4vw,4rem); }
h2{ font-size:clamp(1.9rem,3.6vw,2.7rem); }
h3{ font-size:1.18rem; }
h1 em,h2 em{ font-style:italic; color:var(--accent-dk); }
sup{ font-size:.55em; top:-.55em; position:relative; }

p{ margin:0 0 1rem; }

.wrap{ width:100%; max-width:var(--wrap); margin:0 auto; padding:0 28px; }

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--ink); color:var(--white); padding:12px 20px;
}
.skip-link:focus{ left:12px; top:12px; }

.eyebrow{
  font-size:.72rem; letter-spacing:.2em; text-transform:uppercase;
  color:var(--accent-dk); font-weight:600; margin:0 0 1rem;
}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5rem;
  font-family:var(--sans); font-size:.92rem; font-weight:600; letter-spacing:.02em;
  padding:15px 30px; border:1px solid transparent; border-radius:var(--r);
  text-decoration:none; cursor:pointer; transition:.22s ease;
}
.btn-primary{ background:var(--ink); color:var(--white); }
.btn-primary:hover{ background:var(--accent); }
.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--line); }
.btn-ghost:hover{ border-color:var(--ink); background:var(--white); }
.btn-block{ width:100%; }
.btn-sm{ padding:11px 20px; font-size:.85rem; }

:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(250,249,247,.88);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-stuck{ border-bottom-color:var(--line); box-shadow:0 1px 14px rgba(17,24,32,.05); }

.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:24px; min-height:80px; }

.brand{ display:flex; align-items:center; gap:13px; text-decoration:none; min-height:44px; }
.brand-mark{ color:var(--accent); display:flex; }
.brand-name{ display:block; font-family:var(--serif); font-size:1.06rem; color:var(--ink); letter-spacing:.01em; }
.brand-name em{ font-style:italic; color:var(--accent-dk); }
.brand-tag{ display:block; font-size:.66rem; letter-spacing:.16em; text-transform:uppercase; color:var(--muted); margin-top:2px; }

.nav{ display:flex; align-items:center; gap:34px; }
.nav a{
  font-size:.9rem; text-decoration:none; color:var(--text); position:relative; padding:4px 0;
}
.nav a:not(.nav-cta)::after{
  content:""; position:absolute; left:0; bottom:0; height:1px; width:0;
  background:var(--accent); transition:width .25s ease;
}
.nav a:not(.nav-cta):hover::after{ width:100%; }
.nav-cta{
  background:var(--ink); color:var(--white)!important; padding:11px 22px!important;
  border-radius:var(--r); font-weight:600; transition:background .22s ease;
}
.nav-cta:hover{ background:var(--accent); }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:44px; height:44px; padding:0 10px; background:none; border:1px solid var(--line);
  border-radius:var(--r); cursor:pointer;
}
.nav-toggle span{ display:block; height:1.5px; background:var(--ink); transition:.25s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-6.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero{ padding:clamp(60px,9vw,110px) 0 clamp(50px,7vw,90px); position:relative; overflow:hidden; }
.hero::before{
  content:""; position:absolute; top:-180px; right:-160px; width:520px; height:520px;
  border:1px solid var(--line); border-radius:50%; pointer-events:none;
}
.hero::after{
  content:""; position:absolute; top:-90px; right:-70px; width:340px; height:340px;
  border:1px solid var(--line); border-radius:50%; pointer-events:none;
}
.hero-grid{ display:grid; grid-template-columns:1.35fr .85fr; gap:70px; align-items:center; position:relative; z-index:1; }
.hero h1{ margin-bottom:1.6rem; }
.lead{ font-size:1.07rem; color:var(--muted); max-width:53ch; margin-bottom:2.2rem; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; }

.hero-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--r);
  padding:38px 34px; box-shadow:var(--shadow); position:relative;
}
.hero-card::before{ content:""; position:absolute; top:0; left:0; width:100%; height:3px; background:var(--accent); border-radius:var(--r) var(--r) 0 0; }
.card-kicker{ font-size:.7rem; letter-spacing:.18em; text-transform:uppercase; color:var(--accent-dk); font-weight:600; margin-bottom:.6rem; }
.card-title{ font-family:var(--serif); font-size:1.55rem; color:var(--ink); line-height:1.2; margin-bottom:1.4rem; }
.card-list{ list-style:none; margin:0 0 1.8rem; padding:0; }
.card-list li{ position:relative; padding-left:24px; font-size:.94rem; color:var(--text); margin-bottom:.62rem; }
.card-list li::before{
  content:""; position:absolute; left:0; top:.42em; width:14px; height:14px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M2 7.4l3.2 3.2L12 3.6' fill='none' stroke='%23b08d57' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center/14px 14px;
}
.card-note{ font-size:.78rem; color:var(--muted); text-align:center; margin:1rem 0 0; }

/* ---------- Franja ---------- */
.strip{ border-top:1px solid var(--line); border-bottom:1px solid var(--line); background:var(--paper-warm); }
.strip-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; padding-top:38px; padding-bottom:38px; }
.strip-grid div{ text-align:center; border-right:1px solid var(--line); }
.strip-grid div:last-child{ border-right:0; }
.strip-grid strong{ display:block; font-family:var(--serif); font-size:2rem; color:var(--ink); line-height:1; }
.strip-grid span{ display:block; font-size:.8rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted-fuerte); margin-top:.55rem; }

/* ---------- Secciones ---------- */
.section{ padding:clamp(66px,9vw,112px) 0; }
.section-alt{ background:var(--paper-warm); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section-head{ max-width:660px; margin-bottom:58px; }
.section-head h2{ margin-bottom:1.1rem; }
.section-lead{ color:var(--muted); font-size:1.02rem; margin-bottom:0; }
.section-lead + .section-lead{ margin-top:1rem; }

/* ---------- Cards de especialidades ---------- */
.cards{ display:grid; grid-template-columns:repeat(2,1fr); gap:24px; }
.card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--r);
  padding:40px 36px; position:relative; transition:.28s ease;
}
.card:hover{ transform:translateY(-3px); box-shadow:var(--shadow); border-color:var(--line-hover); }
.card-icon{ display:block; color:var(--accent); margin-bottom:20px; }
.card h3{ margin-bottom:.7rem; }
.card > p{ color:var(--muted); font-size:.95rem; margin-bottom:1.4rem; }
.card ul{ list-style:none; margin:0; padding:0; border-top:1px solid var(--line); padding-top:1.2rem; }
.card ul li{ font-size:.9rem; color:var(--text); padding:6px 0 6px 20px; position:relative; }
.card ul li::before{ content:""; position:absolute; left:0; top:1.05em; width:8px; height:1px; background:var(--accent); }

/* ---------- Sección oscura / método ---------- */
.section-dark{ background:var(--ink); color:var(--sobre-tinta); }
.section-dark h2,.section-dark h3{ color:var(--white); }
.section-dark .eyebrow{ color:var(--accent); }
.section-dark .section-lead{ color:var(--sobre-tinta-tenue); }

.steps{ list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(4,1fr); gap:0; }
.steps li{ padding:0 30px; border-left:1px solid var(--line-dark); }
.steps li:first-child{ padding-left:0; border-left:0; }
.steps li:last-child{ padding-right:0; }
.step-n{ display:block; font-family:var(--serif); font-size:.95rem; color:var(--accent); letter-spacing:.14em; margin-bottom:1rem; }
.steps h3{ margin-bottom:.6rem; font-size:1.22rem; }
.steps p{ font-size:.92rem; color:var(--sobre-tinta-tenue); margin:0; }

/* ---------- Firma ---------- */
.firma-grid{ display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:start; }
.values{ list-style:none; margin:0; padding:0; display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border:1px solid var(--line); }
.values li{ background:var(--paper); padding:30px 26px; }
.values h3{ font-size:1.02rem; margin-bottom:.45rem; }
.values p{ font-size:.88rem; color:var(--muted); margin:0; }

/* ---------- Agendar ---------- */
.agenda-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:70px; align-items:start; }
.agenda-intro h2{ margin-bottom:1.1rem; }
.agenda-facts{ list-style:none; margin:2.4rem 0; padding:0; border-top:1px solid var(--line); }
.agenda-facts li{ display:flex; justify-content:space-between; gap:20px; padding:14px 0; border-bottom:1px solid var(--line); font-size:.92rem; }
.agenda-facts span{ color:var(--muted-fuerte); letter-spacing:.06em; text-transform:uppercase; font-size:.72rem; padding-top:3px; }
.agenda-facts strong{ font-weight:600; color:var(--ink); text-align:right; }
.agenda-direct p{ font-size:.85rem; color:var(--muted); margin-bottom:.4rem; }
.agenda-direct a{ display:block; font-family:var(--serif); font-size:1.05rem; color:var(--ink); text-decoration:none; border-bottom:1px solid var(--accent); width:fit-content; margin-bottom:.6rem; }
.agenda-direct a:hover{ color:var(--accent); }

.agenda-form{ background:var(--white); border:1px solid var(--line); border-radius:var(--r); padding:42px 40px; box-shadow:var(--shadow); }
.field{ margin-bottom:20px; border:0; padding:0; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field label,.field legend{ display:block; font-size:.82rem; font-weight:600; color:var(--ink); margin-bottom:7px; letter-spacing:.02em; }
.field label span[aria-hidden]{ color:var(--accent-dk); }
.opt{ font-weight:400; color:var(--muted); }

input[type="text"],input[type="email"],input[type="tel"],input[type="date"],select,textarea{
  width:100%; font-family:var(--sans); font-size:.94rem; color:var(--text);
  padding:13px 14px; background:var(--paper); border:1px solid var(--line);
  border-radius:var(--r); transition:.2s ease; appearance:none;
}
textarea{ resize:vertical; min-height:100px; }
select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7480' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 14px center; padding-right:38px;
}
input:focus,select:focus,textarea:focus{ border-color:var(--accent); background:var(--white); outline:none; box-shadow:0 0 0 3px rgba(176,141,87,.13); }
input::placeholder,textarea::placeholder{ color:var(--muted); }
input.invalid,select.invalid,textarea.invalid{ border-color:var(--error); background:var(--error-fondo); }

.choices{ display:flex; gap:12px; }
.choice{ flex:1; display:flex; align-items:center; gap:9px; padding:13px 16px; border:1px solid var(--line); border-radius:var(--r); background:var(--paper); cursor:pointer; font-size:.92rem; font-weight:400!important; margin:0!important; transition:.2s ease; }
.choice:has(input:checked){ border-color:var(--accent); background:var(--white); box-shadow:0 0 0 1px var(--accent) inset; }
.choice input{ accent-color:var(--accent); margin:0; }

.consent{ display:flex; align-items:flex-start; gap:11px; font-size:.83rem; color:var(--muted); line-height:1.55; margin:6px 0 8px; cursor:pointer; }
.consent input{ margin-top:3px; accent-color:var(--accent); width:16px; height:16px; flex:none; }
.consent span[aria-hidden]{ color:var(--accent-dk); }

.error{ font-size:.78rem; color:var(--error); margin:6px 0 0; min-height:0; }
.error:empty{ display:none; }

.form-note{ font-size:.78rem; color:var(--muted); text-align:center; margin:1rem 0 0; }

/* Campo trampa para bots: invisible y fuera del recorrido de teclado */
.honeypot{ position:absolute!important; left:-9999px; width:1px; height:1px; opacity:0; pointer-events:none; }

.form-success{ margin-top:22px; padding:24px; background:var(--paper-warm); border:1px solid var(--line); border-left:3px solid var(--accent); border-radius:var(--r); }
.form-success h3{ font-size:1.1rem; margin-bottom:.5rem; }
.form-success p{ font-size:.89rem; color:var(--muted); margin-bottom:1rem; }
.success-actions{ display:flex; gap:10px; flex-wrap:wrap; }

/* ---------- Footer ---------- */
.site-footer{ background:var(--ink); color:var(--footer-texto); padding:70px 0 30px; }
.footer-grid{ display:grid; grid-template-columns:1.6fr 1fr 1.2fr; gap:50px; padding-bottom:46px; }
.footer-brand{ font-family:var(--serif); font-size:1.25rem; color:var(--white); margin-bottom:.7rem; }
.footer-brand em{ font-style:italic; color:var(--accent); }
.footer-desc{ font-size:.88rem; max-width:38ch; margin:0; }
.site-footer h4{ font-family:var(--sans); font-size:.72rem; letter-spacing:.18em; text-transform:uppercase; color:var(--white); margin-bottom:1rem; font-weight:600; }
.site-footer ul{ list-style:none; margin:0; padding:0; }
.site-footer li{ font-size:.89rem; margin-bottom:.6rem; }
.site-footer a{ text-decoration:none; transition:color .2s ease; }
.site-footer a:hover{ color:var(--accent); }
.footer-bottom{ border-top:1px solid var(--line-dark); padding-top:26px; display:flex; justify-content:space-between; gap:30px; flex-wrap:wrap; }
.footer-bottom p{ font-size:.76rem; margin:0; color:var(--footer-tenue); }
.disclaimer{ max-width:56ch; text-align:right; }

/* ---------- Animación de entrada ---------- */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease; }
.reveal.visible{ opacity:1; transform:none; }

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; transition:none; }
  *{ animation-duration:.01ms!important; transition-duration:.01ms!important; }
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:1000px){
  .hero-grid{ grid-template-columns:1fr; gap:46px; }
  .firma-grid,.agenda-grid{ grid-template-columns:1fr; gap:46px; }
  .steps{ grid-template-columns:1fr 1fr; gap:34px 0; }
  .steps li:nth-child(3){ padding-left:0; border-left:0; }
  .footer-grid{ grid-template-columns:1fr 1fr; gap:36px; }
}

@media (max-width:820px){
  .nav{
    position:absolute; top:100%; left:0; right:0;
    flex-direction:column; align-items:stretch; gap:0;
    background:var(--paper); border-bottom:1px solid var(--line);
    padding:8px 28px 22px; box-shadow:0 14px 24px rgba(17,24,32,.07);
    display:none;
  }
  .nav.open{ display:flex; }
  .nav a{ padding:14px 0; border-bottom:1px solid var(--line); font-size:.98rem; }
  .nav-cta{ text-align:center; margin-top:14px; border-bottom:0!important; padding:14px 22px!important; }
  .nav-toggle{ display:flex; }
  .cards{ grid-template-columns:1fr; }
  .strip-grid{ grid-template-columns:1fr 1fr; gap:28px 0; }
  .strip-grid div:nth-child(2){ border-right:0; }
}

@media (max-width:600px){
  body{ font-size:16px; }
  .wrap{ padding:0 20px; }

  /* Objetivos táctiles: en el dedo, un enlace de 19 px no se acierta */
  .site-footer li a,
  .agenda-direct a{ display:flex; align-items:center; min-height:44px; }
  .site-footer li{ margin-bottom:0; }
  .agenda-direct a{ margin-bottom:0; }
  .brand-tag{ display:none; }
  .hero-card,.agenda-form{ padding:30px 24px; }
  .card{ padding:32px 26px; }
  .field-row{ grid-template-columns:1fr; gap:0; }
  .steps{ grid-template-columns:1fr; }
  .steps li{ padding:0 0 0 22px; border-left:1px solid var(--line-dark); }
  .steps li:first-child{ padding-left:22px; border-left:1px solid var(--line-dark); }
  .values{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
  .footer-bottom{ flex-direction:column; gap:12px; }
  .disclaimer{ text-align:left; }
  .hero-actions .btn{ width:100%; }
}