/* Josep Sirera Psicólogos · Landing «Uso estratégico de la evidencia (SUE)» */

@font-face {
  font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap;
  src: url('assets/fonts/Inter-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap;
  src: url('assets/fonts/Inter-Medium.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap;
  src: url('assets/fonts/Inter-SemiBold.woff2') format('woff2');
}

:root {
  --crema: #F4EBD8;
  --antracita: #3D3D3D;
  --mostaza: #9C7B1F;
  --lima: #B8E833;
  --naranja: #F5A623;
  --borde: #D8D2C2;
  --blanco: #FFFFFF;
  --texto-suave: rgba(61, 61, 61, 0.86);
  --crema-suave: rgba(244, 235, 216, 0.86);
  --foco: rgba(156, 123, 31, 0.9);
  --radio: 12px;
  --header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', 'Source Sans 3', 'Open Sans', system-ui, sans-serif;
  font-size: 16px; line-height: 1.6; font-weight: 400;
  color: var(--antracita); background: var(--crema);
}
html { overflow-x: clip; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
strong { font-weight: 500; }
ul, ol { list-style: none; }

:focus-visible { outline: 3px solid var(--foco); outline-offset: 3px; border-radius: 4px; }
.hero :focus-visible, .final :focus-visible { outline-color: var(--crema); }

.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--antracita); color: var(--blanco); padding: 10px 16px; border-radius: 8px; text-decoration: none;
}
.skip-link:focus { top: 12px; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }

/* ---------- Tipografía ---------- */
h1 { font-size: clamp(32px, 5vw, 50px); line-height: 1.1; font-weight: 600; letter-spacing: -0.02em; }
h2 { font-size: clamp(24px, 3.2vw, 34px); line-height: 1.2; font-weight: 500; letter-spacing: -0.01em; margin-bottom: 20px; max-width: 30ch; }
.h2-sm { font-size: clamp(22px, 2.4vw, 26px); }
h3 { font-size: 18px; line-height: 1.35; font-weight: 500; margin-bottom: 8px; }
p + p { margin-top: 14px; }
.eyebrow {
  font-size: 13px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--antracita); margin-bottom: 14px; display: flex; align-items: center; gap: 12px;
}
.eyebrow::before { content: ''; width: 28px; height: 2px; background: var(--mostaza); flex: none; }
.eyebrow-light { color: var(--crema); }
.lead { font-size: 18px; max-width: 62ch; color: var(--texto-suave); margin-bottom: 40px; }
.note { font-size: 15px; color: var(--texto-suave); margin-top: 18px; padding-left: 16px; border-left: 2px solid var(--mostaza); }

/* ---------- Iconos ---------- */
.ico { width: 20px; height: 20px; flex: none; }
.ico-lg { width: 30px; height: 30px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 48px; padding: 12px 22px; border-radius: 8px;
  font-size: 16px; font-weight: 400; line-height: 1.25; text-decoration: none;
  transition: background-color .2s, transform .2s;
}
.btn .chev { color: var(--mostaza); font-weight: 500; font-size: 18px; }
.btn-dark { background: var(--antracita); color: var(--blanco); }
.btn-dark:hover { box-shadow: 0 4px 14px rgba(61, 61, 61, 0.28); transform: translateY(-1px); }
.btn-light { background: var(--crema); color: var(--antracita); }
.btn-light:hover { background: var(--blanco); transform: translateY(-1px); }
.btn-sm { min-height: 44px; padding: 9px 16px; font-size: 15px; }
.text-link { font-size: 16px; text-underline-offset: 4px; text-decoration-thickness: 1px; }
.text-link-light { color: var(--crema); }
.text-link:hover { text-decoration-thickness: 2px; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--header-h);
  background: rgba(244, 235, 216, 0.96); border-bottom: 0.5px solid var(--borde);
  backdrop-filter: saturate(1.2) blur(6px);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand img { width: 88px; height: 56px; }

/* ---------- Hero ---------- */
.hero { background: var(--antracita); color: var(--blanco); padding: calc(var(--header-h) + 72px) 0 88px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 64px; align-items: center; }
.hero h1 { color: var(--blanco); max-width: 18ch; }
.hero-sub { font-size: clamp(18px, 2vw, 21px); color: var(--crema-suave); margin-top: 22px; max-width: 46ch; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 32px 0 36px; color: var(--crema); }
.hero-facts li { display: flex; align-items: center; gap: 10px; font-size: 16px; }
.hero-facts .ico { color: var(--crema); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; }
.hero-media img { border-radius: var(--radio); width: 100%; aspect-ratio: 11 / 10; object-fit: cover; }

/* ---------- Secciones ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--blanco); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.two-col-matrix { grid-template-columns: 0.8fr 1.2fr; align-items: center; }
.two-col > div > p { max-width: 58ch; }

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 16px; }
.card { background: var(--blanco); border: 0.5px solid var(--borde); border-radius: var(--radio); padding: 30px 28px; }
.card .ico { color: var(--antracita); margin-bottom: 18px; }
.card p { color: var(--texto-suave); }
.key-quote { margin-top: 48px; padding: 32px 0 0; border-top: 0.5px solid var(--borde); }
.key-quote p { font-size: clamp(20px, 2.4vw, 26px); line-height: 1.4; max-width: 40ch; }

.strategies { display: grid; gap: 14px; margin-bottom: 28px; }
.strategy { border: 0.5px solid var(--borde); border-radius: var(--radio); padding: 20px 22px; background: var(--crema); }
.strategy p { font-size: 15px; color: var(--texto-suave); }

.stat { border-top: 0.5px solid var(--borde); padding-top: 24px; }
.stat-row { display: grid; grid-template-columns: 180px 1fr 60px; align-items: center; gap: 14px; margin-bottom: 12px; }
.stat-label { font-size: 14px; }
.stat-bar { height: 12px; background: var(--crema); border-radius: 6px; overflow: hidden; }
.stat-fill { display: block; height: 100%; border-radius: 6px; }
.stat-fill-a { background: var(--antracita); }
.stat-fill-b { background: var(--borde); }
.stat-num { font-size: 22px; font-weight: 500; text-align: right; white-space: nowrap; }
.stat figcaption { font-size: 14px; color: var(--texto-suave); margin-top: 14px; }
.stat cite { font-style: normal; display: block; margin-top: 6px; }

/* ---------- Diagramas ---------- */
.diagram svg text { font-family: 'Inter', system-ui, sans-serif; }
.fases-h { width: 100%; height: auto; }
.fases-v { display: none; width: 100%; max-width: 440px; margin: 0 auto; height: auto; }
.matriz-h { width: 100%; max-width: 640px; height: auto; margin-left: auto; }
.matriz-v { display: none; width: 100%; max-width: 480px; height: auto; margin: 0 auto; }

/* ---------- Programa ---------- */
.timebar { display: flex; gap: 4px; margin: 8px 0 32px; height: 34px; }
.timebar span {
  display: flex; align-items: center; justify-content: center; border-radius: 6px;
  font-size: 13px; font-weight: 500; background: var(--blanco); border: 0.5px solid var(--borde); min-width: 0;
}
.timebar span:nth-child(4) { background: var(--antracita); color: var(--blanco); border-color: var(--antracita); }
.program { counter-reset: b; border-top: 0.5px solid var(--borde); }
.program li { display: grid; grid-template-columns: 120px 1fr; gap: 24px; padding: 28px 0; border-bottom: 0.5px solid var(--borde); }
.program-min { font-size: 15px; color: var(--texto-suave); }
.program-min span { font-size: 36px; line-height: 1; font-weight: 500; color: var(--antracita); display: block; }
.program p { max-width: 70ch; }
.program .format { font-size: 14px; margin-top: 10px; color: var(--antracita); display: inline-block; padding: 4px 12px; border: 0.5px solid var(--borde); border-radius: 999px; background: var(--blanco); }
.program-total { margin-top: 24px; font-size: 17px; }

/* ---------- Perfiles ---------- */
.profiles { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.profiles li { grid-column: span 2; padding: 26px 24px; border: 0.5px solid var(--borde); border-radius: var(--radio); background: var(--crema); }
.profiles li:nth-child(4), .profiles li:nth-child(5) { grid-column: span 3; }
.profiles p { font-size: 15px; color: var(--texto-suave); }

/* ---------- Materiales y garantías ---------- */
.materials, .guarantees { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px 40px; }
.guarantees { grid-template-columns: repeat(3, 1fr); }
.materials li, .guarantees li { display: flex; gap: 18px; align-items: flex-start; padding: 22px 0; border-top: 0.5px solid var(--borde); }
.materials .ico, .guarantees .ico { margin-top: 2px; }
.materials p, .guarantees p { font-size: 15px; color: var(--texto-suave); }

/* ---------- Modalidades ---------- */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.plan { display: flex; flex-direction: column; background: var(--crema); border: 0.5px solid var(--borde); border-radius: var(--radio); padding: 32px 28px; }
.plan h3 { font-size: 22px; }
.price { font-size: 40px; font-weight: 500; line-height: 1.1; margin: 6px 0 18px; }
.price span { font-size: 16px; font-weight: 400; color: var(--texto-suave); }
.price-ask { font-size: 26px; }
.tax { font-size: 14px; color: var(--texto-suave); margin: -12px 0 18px; }
.plan ul { margin-bottom: 28px; flex: 1; }
.plan li { padding: 9px 0 9px 22px; border-top: 0.5px solid var(--borde); position: relative; font-size: 15px; }
.plan li::before { content: ''; position: absolute; left: 2px; top: 18px; width: 8px; height: 8px; border: 1.5px solid var(--mostaza); border-radius: 50%; }
.plan .btn { align-self: flex-start; }
.live { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; background: var(--blanco); border: 0.5px solid var(--borde); border-radius: 8px; padding: 12px 14px; margin-bottom: 18px; }
.live .ico { margin-top: 1px; }
.pill { align-self: flex-start; background: var(--lima); color: var(--antracita); font-size: 12.5px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; padding: 6px 14px; border-radius: 999px; margin-bottom: 14px; }
.plan-team { background: var(--blanco); }

/* ---------- Docente ---------- */
.teacher { display: grid; grid-template-columns: 200px 1fr; gap: 56px; align-items: start; }
.seal {
  width: 168px; height: 168px; border-radius: 50%; background: var(--naranja); color: var(--antracita);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  box-shadow: inset 0 0 0 6px var(--naranja), inset 0 0 0 7.5px rgba(61, 61, 61, 0.55);
}
.seal-num { font-size: 60px; font-weight: 500; line-height: 1; }
.seal-txt { font-size: 15px; letter-spacing: 0.2em; text-transform: uppercase; margin-top: 4px; }
.teacher-facts li { padding: 12px 0; border-top: 0.5px solid var(--borde); font-size: 17px; max-width: 64ch; }
.teacher-quote { margin-top: 28px; padding: 24px 28px; background: var(--crema); border-radius: var(--radio); }
.teacher-quote p { font-size: 18px; line-height: 1.55; max-width: 60ch; }

/* ---------- FAQ ---------- */
.faq { border-top: 0.5px solid var(--borde); margin-bottom: 36px; }
.faq details { border-bottom: 0.5px solid var(--borde); }
.faq summary {
  cursor: pointer; list-style: none; padding: 20px 40px 20px 0; position: relative;
  font-size: 17px; font-weight: 500;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ''; position: absolute; right: 8px; top: 50%; width: 10px; height: 10px; margin-top: -7px;
  border-right: 1.5px solid var(--antracita); border-bottom: 1.5px solid var(--antracita); transform: rotate(45deg); transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq details p { padding: 0 0 22px; color: var(--texto-suave); max-width: 66ch; }
.faq-cta { margin-bottom: 14px; font-size: 17px; }

/* ---------- CTA final ---------- */
.final { background: var(--antracita); color: var(--blanco); padding: 96px 0; text-align: center; }
.final-inner { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.final h2 { margin: 0 auto; max-width: 24ch; color: var(--blanco); }
.final p { color: var(--crema-suave); font-size: 18px; margin-bottom: 8px; }

/* ---------- Bibliografía ---------- */
.biblio { padding: 56px 0; border-bottom: 0.5px solid var(--borde); }
.biblio h2 { font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 16px; }
.biblio li { font-size: 13.5px; line-height: 1.55; color: var(--texto-suave); padding-left: 24px; text-indent: -24px; margin-bottom: 8px; max-width: 110ch; }

/* ---------- Footer (reutilizado de landing-curso) ---------- */
.site-footer { background: var(--crema); padding: 72px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr 1.2fr; gap: 50px; margin-bottom: 50px; }
.footer-logo { height: 64px; width: 100px; margin-bottom: 22px; }
.footer-h { font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 500; color: var(--antracita); margin-bottom: 14px; max-width: none; }
.footer-h.mt { margin-top: 30px; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { text-decoration: none; font-size: 14px; transition: color .25s; }
.site-footer a:hover { text-decoration: underline; text-underline-offset: 3px; }
.site-footer p { font-size: 14px; }
.site-footer .small { font-size: 12px; color: var(--texto-suave); line-height: 1.6; margin-bottom: 12px; }
.site-footer .small a { font-size: 12px; text-decoration: underline; text-underline-offset: 2px; }
.social-row { display: flex; gap: 14px; margin-bottom: 10px; }
.social-row a { width: 44px; height: 44px; border: 0.5px solid var(--borde); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.social-row a:hover { border-color: var(--antracita); }
.social-row svg { width: 18px; height: 18px; }
.footer-legal { border-top: 0.5px solid var(--borde); padding-top: 30px; }
.footer-legal p { overflow-wrap: anywhere; }
.footer-legal .copyright { margin-top: 18px; font-weight: 500; color: var(--antracita); }

/* ---------- WhatsApp flotante (solo móvil) ---------- */
.wa-float {
  display: none; position: fixed; right: 16px; bottom: 16px; z-index: 40;
  width: 56px; height: 56px; border-radius: 50%; background: var(--antracita); color: var(--blanco);
  align-items: center; justify-content: center; box-shadow: 0 6px 18px rgba(61, 61, 61, 0.28);
  transition: opacity .25s, transform .25s;
}
.wa-float .ico { width: 26px; height: 26px; }
.wa-float.is-hidden, html:not(.js) .wa-float { opacity: 0; transform: translateY(12px); pointer-events: none; visibility: hidden; }

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

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .fases-h { display: none; }
  .fases-v { display: block; }
  .guarantees { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
  .hero-grid, .two-col, .two-col-matrix { grid-template-columns: 1fr; gap: 48px; }
  .hero-media { max-width: 560px; }
  .cards-3, .plans { grid-template-columns: 1fr; }
  .profiles { grid-template-columns: repeat(2, 1fr); }
  .profiles li, .profiles li:nth-child(4) { grid-column: span 1; }
  .profiles li:nth-child(5) { grid-column: 1 / -1; }
  .matriz-h { margin: 0 auto; }
  .teacher { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  :root { --header-h: 60px; }
  .container { padding: 0 16px; }
  .brand img { width: 75px; height: 48px; }
  .hide-xs { display: none; }
  .hero { padding: calc(var(--header-h) + 44px) 0 64px; }
  .section { padding: 68px 0; }
  .final { padding: 72px 0; }
  .lead { font-size: 17px; }
  .profiles, .materials, .guarantees { grid-template-columns: 1fr; }
  .profiles li:nth-child(5) { grid-column: auto; }
  .matriz-h { display: none; }
  .matriz-v { display: block; }
  .stat-row { grid-template-columns: 1fr 70px; gap: 6px 12px; }
  .stat-label { grid-column: 1 / -1; }
  .program li { grid-template-columns: 1fr; gap: 8px; }
  .program-min span { display: inline; font-size: 30px; margin-right: 4px; }
  .timebar span { font-size: 12px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .btn { width: 100%; justify-content: center; text-align: center; }
  .btn-sm { width: auto; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .text-link { align-self: flex-start; }
  .wa-float { display: flex; }
  body { padding-bottom: 88px; }
}

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