/* =========================================================================
   Circe — sistema de diseño (tokens del Anexo A.2)
   Paleta carbón/crema/burdeos/dorado · serif editorial + sans humanista
   ========================================================================= */

/* ---- Fuentes autoalojadas (no Google Fonts, por RGPD) -------------------
   Coloca los .woff2 en assets/fonts/ (ver deploy/DEPLOY.md → fetch-fonts).
   Si no están, se usa la pila de respaldo del sistema.                     */
@font-face {
  font-family: "Cormorant Garamond";
  font-style: normal;
  font-weight: 500 600;
  font-display: swap;
  src: url("../fonts/cormorant-garamond-var.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../fonts/inter-var.woff2") format("woff2");
}

:root {
  /* Paleta */
  --carbon: #121212;
  --carbon-2: #1a1818;
  --crema: #f5eef0;
  --crema-dim: #cfc7c9;
  --burdeos: #7a1e3c;
  --burdeos-claro: #9d2b4f;
  --dorado: #b99668;
  --dorado-dim: rgba(185, 150, 104, 0.35);

  /* Tipografía */
  --serif: "Cormorant Garamond", "Cormorant", Georgia, "Times New Roman", serif;
  --sans: "Inter", "Söhne", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Métrica */
  --medida: 640px;
  --radio: 2px;
  --transicion: 400ms cubic-bezier(0.2, 0.6, 0.2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--carbon);
  color: var(--crema);
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

@media (max-width: 640px) { body { font-size: 17px; } }

/* ---- Tipografía base --------------------------------------------------- */
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0.01em;
  margin: 0 0 0.4em;
}
h1 { font-size: clamp(2.4rem, 6vw, 4rem); }
h2 { font-size: clamp(1.9rem, 4.5vw, 3rem); }
h3 { font-size: clamp(1.4rem, 3vw, 2rem); }

p { margin: 0 0 1.1em; }
a { color: var(--dorado); text-underline-offset: 3px; }
a:hover { color: var(--crema); }

.eyebrow {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--dorado);
  margin: 0 0 1.2em;
}

/* ---- Layout ------------------------------------------------------------ */
.wrap { width: 100%; max-width: 960px; margin: 0 auto; padding: 0 24px; }
.medida { max-width: var(--medida); margin-left: auto; margin-right: auto; }
section { padding: clamp(64px, 12vh, 120px) 0; position: relative; }
.center { text-align: center; }

/* ---- Botones ----------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 15px 34px;
  border-radius: var(--radio);
  border: 1px solid var(--burdeos);
  background: var(--burdeos);
  color: var(--crema);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transicion), border-color var(--transicion), transform 150ms ease;
}
.btn:hover { background: var(--burdeos-claro); border-color: var(--burdeos-claro); color: var(--crema); }
.btn:active { transform: translateY(1px); }
.btn--ghost { background: transparent; color: var(--crema); border-color: var(--dorado-dim); }
.btn--ghost:hover { background: rgba(185,150,104,0.08); border-color: var(--dorado); color: var(--crema); }
/* CTA de contacto: color dorado, claramente diferenciado del burdeos de "Únete" */
.btn--contacto { background: var(--dorado); border-color: var(--dorado); color: var(--carbon); }
.btn--contacto:hover { background: #cba876; border-color: #cba876; color: var(--carbon); }

/* Dos CTA del hero, uno al lado del otro (se apilan en móvil estrecho) */
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible,
textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--dorado);
  outline-offset: 3px;
}

/* ---- Filetes / detalles dorados ---------------------------------------- */
.filete { height: 1px; background: var(--dorado-dim); border: 0; margin: 0; }
.borde-burdeos { border-left: 3px solid var(--burdeos); padding-left: 28px; }

/* ---- Barra fija con CTA (aparece al hacer scroll) ---------------------- */
.barra {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 24px;
  background: rgba(18, 18, 18, 0.86);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--dorado-dim);
  transform: translateY(-100%);
  transition: transform var(--transicion);
}
.barra.visible { transform: translateY(0); }
.barra__marca { font-family: var(--serif); font-size: 1.3rem; letter-spacing: 0.14em; color: var(--crema); text-decoration: none; }
.barra .btn { padding: 9px 22px; font-size: 0.9rem; }
@media (max-width: 520px) { .barra__marca { font-size: 1.1rem; } .barra .btn { padding: 8px 16px; } }

/* Acceso a privacidad (barra al hacer scroll + hero) */
.ic-lock { width: 13px; height: 13px; vertical-align: -2px; margin-right: 6px; flex-shrink: 0; }
.barra__acciones { display: flex; align-items: center; gap: 16px; }
.barra__priv {
  display: inline-flex; align-items: center; white-space: nowrap;
  font-size: 0.88rem; letter-spacing: 0.02em; color: var(--dorado); text-decoration: none;
}
.barra__priv:hover { color: var(--crema); }
.hero__priv { margin-top: 20px; }
.hero__priv a {
  display: inline-flex; align-items: center;
  color: var(--dorado); font-size: 0.92rem; text-decoration: none;
  border-bottom: 1px solid var(--dorado-dim); padding-bottom: 3px;
}
.hero__priv a:hover { color: var(--crema); border-color: var(--dorado); }
@media (max-width: 560px) {
  .barra__marca { display: none; }
  .barra__acciones { gap: 10px; }
  .barra__priv { font-size: 0.8rem; }
  .barra .btn { padding: 8px 13px; font-size: 0.8rem; }
}

/* ---- Hero -------------------------------------------------------------- */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  background: radial-gradient(120% 90% at 70% 30%, rgba(122,30,60,0.22), transparent 60%),
              var(--carbon);
  opacity: 1; z-index: -1;
}
.hero h1 { max-width: 15ch; }
.hero p { max-width: 52ch; color: var(--crema-dim); font-size: 1.15rem; }
.scroll-hint {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  color: var(--dorado); font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase;
  opacity: 0.7;
}
.scroll-hint::after { content: "↓"; display: block; text-align: center; margin-top: 6px; font-size: 1rem; animation: bob 2.2s ease-in-out infinite; }
@keyframes bob { 0%,100% { transform: translateY(0);} 50% { transform: translateY(6px);} }
@media (prefers-reduced-motion: reduce) { .scroll-hint::after { animation: none; } }

/* ---- Manifiesto -------------------------------------------------------- */
/* ---- Qué es Circe (intro) ---------------------------------------------- */
.quees .lead { font-size: 1.18rem; line-height: 1.75; color: var(--crema); }

.manifiesto { text-align: center; }
.manifiesto p {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.4;
  color: var(--crema);
}

/* ---- ¿Es para ti? ------------------------------------------------------ */
.preguntas { display: grid; gap: 0; margin-top: 40px; }
.preguntas .q {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  padding: 28px 0;
  border-top: 1px solid var(--dorado-dim);
}
.preguntas .q:last-child { border-bottom: 1px solid var(--dorado-dim); }

/* ---- Cómo funciona (pasos) --------------------------------------------- */
.pasos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 48px; }
@media (max-width: 780px) { .pasos { grid-template-columns: 1fr; gap: 32px; } }
.paso__num { font-family: var(--serif); font-size: 3.2rem; color: var(--burdeos-claro); line-height: 1; margin-bottom: 12px; }
.paso h3 { font-size: 1.4rem; }
.paso p { color: var(--crema-dim); margin: 0; }

/* ---- Origen (bloque de honestidad) ------------------------------------- */
.origen p { font-size: 1.15rem; }

/* ---- Promesa de privacidad --------------------------------------------- */
.promesa ul { list-style: none; padding: 0; margin: 24px 0 0; }
.promesa li { padding: 16px 0 16px 34px; position: relative; border-top: 1px solid var(--dorado-dim); color: var(--crema); }
.promesa li::before { content: "·"; position: absolute; left: 8px; top: 8px; color: var(--dorado); font-size: 1.8rem; line-height: 1; }

/* ---- FAQ (acordeón details/summary) ------------------------------------ */
.faq details { border-top: 1px solid var(--dorado-dim); }
.faq details:last-of-type { border-bottom: 1px solid var(--dorado-dim); }
.faq summary {
  cursor: pointer; list-style: none;
  padding: 22px 40px 22px 0; position: relative;
  font-family: var(--serif); font-size: 1.35rem; color: var(--crema);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 20px; color: var(--dorado); font-size: 1.6rem; transition: transform var(--transicion); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details > *:not(summary) { color: var(--crema-dim); padding-bottom: 22px; margin: 0; max-width: 60ch; }

/* ---- CTA final --------------------------------------------------------- */
.cta-final { text-align: center; }
.cta-final h2 { max-width: 18ch; margin-inline: auto; }

/* ---- Footer ------------------------------------------------------------ */
footer { padding: 48px 0; border-top: 1px solid var(--dorado-dim); color: var(--crema-dim); font-size: 0.9rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; justify-content: center; text-align: center; }
footer a { color: var(--crema-dim); }
footer a:hover { color: var(--dorado); }
footer .aviso { width: 100%; opacity: 0.7; font-size: 0.82rem; margin-top: 10px; }

/* ---- Animación de aparición al hacer scroll ---------------------------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity var(--transicion), transform var(--transicion); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---- Utilidades -------------------------------------------------------- */
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--burdeos); color: var(--crema); padding: 10px 16px; z-index: 100; }
.skip-link:focus { left: 8px; top: 8px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---- Imágenes (arte SVG duotono, Anexo A.7) ---------------------------- */
/* Hero: seda abstracta al fondo, sutil */
.hero__silk {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0.42; z-index: -1; pointer-events: none;
}

/* El origen: imagen del salón vacío, formato panorámico */
.origen__img {
  display: block; width: 100%; max-height: 340px; object-fit: cover;
  border-radius: 4px; margin-bottom: 32px; opacity: 0.9;
  border: 1px solid var(--dorado-dim);
}

/* Promesa de privacidad: la llave como detalle a un lado en escritorio */
.promesa .promesa__grid { display: grid; grid-template-columns: 1fr 240px; gap: 40px; align-items: start; }
.promesa__key { width: 100%; border-radius: 4px; border: 1px solid var(--dorado-dim); }
@media (max-width: 760px) {
  .promesa .promesa__grid { grid-template-columns: 1fr; }
  .promesa__key { max-width: 220px; margin: 8px auto 0; }
}

/* CTA final: corredor de fondo con velo oscuro para legibilidad */
.cta-final { overflow: hidden; }
.cta-final .cta-bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0.5; z-index: 0; pointer-events: none;
}
.cta-final::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: radial-gradient(60% 120% at 50% 50%, rgba(18,18,18,0.35), rgba(18,18,18,0.9));
}
.cta-final .wrap { position: relative; z-index: 2; }

/* Escríbenos — buzón de preguntas de la web pública */
.contacto { background: var(--carbon-2); border-top: 1px solid var(--dorado-dim); border-bottom: 1px solid var(--dorado-dim); }
.contacto h2 { font-family: var(--serif); color: var(--crema); margin: 0 0 8px; }
.contacto > .wrap > p { color: var(--crema-dim); margin: 0 0 28px; }
.form-contacto { display: grid; gap: 16px; max-width: 560px; }
.form-contacto .cc-campo { display: flex; flex-direction: column; gap: 6px; }
.form-contacto label { font-size: .8rem; letter-spacing: .04em; text-transform: uppercase; color: var(--dorado); }
.form-contacto .req { color: var(--dorado); }
.form-contacto input, .form-contacto textarea {
  width: 100%; background: var(--carbon); color: var(--crema);
  border: 1px solid var(--dorado-dim); border-radius: 6px; padding: 12px 14px;
  font: inherit; font-size: .95rem;
}
.form-contacto textarea { min-height: 130px; resize: vertical; }
.form-contacto input:focus, .form-contacto textarea:focus { outline: none; border-color: var(--dorado); }
.form-contacto .cc-acciones { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form-contacto .cc-estado { color: var(--crema-dim); font-size: .9rem; }