/* ============================================
   FUNDABIS — Sistema visual propio
   Paleta tomada del logo: morado + naranja + turquesa sobre crema
   Tipografía: Bricolage Grotesque (display) + Inter (texto)
   ============================================ */

:root {
  --crema: #FBF8F3;
  --blanco: #FFFFFF;
  --tinta: #2A2433;
  --tinta-suave: #5C5468;
  --morado: #6E4D98;
  --morado-osc: #3F2A5E;
  --morado-claro: #EFE9F7;
  --ambar: #F09A22;
  --ambar-osc: #A96A08;
  --ambar-claro: #FCEBD2;
  --turquesa: #59A2CC;
  --turquesa-claro: #E4F1F8;
  --borde: #E9E3DA;
  --radio: 26px;
  --radio-s: 14px;
  --nav-h: 94px;
  --fuente-display: "Bricolage Grotesque", "Segoe UI", sans-serif;
  --fuente-texto: "Inter", "Segoe UI", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); overflow-x: hidden; }
body {
  font-family: var(--fuente-texto);
  color: var(--tinta);
  background: var(--crema);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.contenedor { max-width: 1320px; margin: 0 auto; padding: 0 28px; }

h1, h2, h3 { font-family: var(--fuente-display); line-height: 1.12; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.5rem, 5.5vw, 4.1rem); font-weight: 800; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); font-weight: 800; }
h3 { font-size: 1.25rem; font-weight: 700; }
h1 em { font-style: normal; color: var(--morado); position: relative; }
h1 em::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 4px;
  height: 12px; background: var(--ambar-claro); z-index: -1; border-radius: 6px;
}

/* ===== Botones ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 15px 30px; border-radius: 999px;
  font-family: var(--fuente-display); font-weight: 700; font-size: 1rem;
  border: none; cursor: pointer;
  transition: transform .25s ease, background .25s ease;
}
.btn:hover { transform: translateY(-3px); }
.btn-dona { background: var(--ambar); color: #fff; }
.btn-dona:hover { background: #FCA83E; color: var(--tinta); }
.btn-linea { background: transparent; color: var(--tinta); border: 2px solid var(--tinta); }
.btn-linea:hover { background: var(--tinta); color: var(--crema); }
.btn-full { width: 100%; }
.btn-nav { padding: 11px 22px; font-size: .92rem; }

/* ===== Nav ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease;
}
/* El desenfoque va en un pseudo-elemento: si se aplica al propio header, este
   pasa a ser el bloque contenedor de sus hijos position:fixed y el panel del
   menu movil se colapsa a la altura de la barra. */
.nav::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: rgba(251, 247, 240, .82);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.nav.con-sombra { border-bottom-color: var(--borde); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: var(--nav-h); }
.logo { display: flex; align-items: center; min-width: 0; flex-shrink: 1; }
.logo-img { height: 62px; max-height: 100%; width: auto; }
.logo-marca {
  font-family: var(--fuente-display); font-weight: 800; font-size: 1.45rem;
  color: var(--morado); letter-spacing: .02em;
}
.logo-sub { font-size: .68rem; color: var(--tinta-suave); letter-spacing: .12em; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { font-weight: 500; font-size: .95rem; color: var(--tinta-suave); transition: color .2s; }
.nav-links a:not(.btn):hover { color: var(--morado); }
.nav-burger {
  display: none; flex-direction: column; align-items: center; justify-content: center;
  gap: 5px; width: 44px; height: 44px; flex: 0 0 auto;
  background: none; border: none; padding: 0; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.nav-burger span { display: block; width: 24px; height: 2.5px; background: var(--tinta); border-radius: 2px; transition: .3s; }

/* ===== Hero ===== */
.hero { padding: 172px 0 80px; position: relative; }
.hero::before {
  content: ""; position: absolute; top: -200px; right: -200px;
  width: 560px; height: 560px; border-radius: 50%;
  background: radial-gradient(circle, var(--ambar-claro) 0%, transparent 68%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.badge {
  display: inline-flex; align-items: center; padding: 8px 18px; border-radius: 999px;
  background: var(--turquesa-claro); color: #2C6C91;
  font-size: .85rem; font-weight: 600; margin-bottom: 22px;
}
.badge .icono-badge { color: #2C6C91; }
.hero-texto p { font-size: 1.13rem; color: var(--tinta-suave); margin: 22px 0 32px; max-width: 520px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-visual { position: relative; }
.hero-foto {
  border-radius: var(--radio); overflow: hidden;
  transform: rotate(1.5deg); position: relative;
  aspect-ratio: 1 / 1.05;
}
.hc-slide {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0;
  transition: opacity 1.1s ease;
}
.hc-slide.activa { opacity: 1; }
.hc-puntos {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 2;
  background: rgba(42,36,51,.35); padding: 7px 11px; border-radius: 999px;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.hc-punto {
  width: 8px; height: 8px; border-radius: 50%; border: none; cursor: pointer;
  background: rgba(255,255,255,.45); padding: 0;
  transition: background .3s ease, transform .3s ease;
}
.hc-punto.activo { background: var(--ambar); transform: scale(1.25); }

/* ===== Cifras ===== */
.cifras { padding: 34px 0 10px; }
.cifras-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
  background: var(--blanco); border-radius: var(--radio);
  padding: 38px 34px; border: 1px solid var(--borde);
}
.cifra { text-align: center; }
.cifra .num, .cifra .mas {
  font-family: var(--fuente-display); font-weight: 800;
  font-size: clamp(2rem, 3.6vw, 2.9rem); color: var(--morado);
}
.cifra p { font-size: .88rem; color: var(--tinta-suave); margin-top: 4px; }

/* ===== Secciones ===== */
.seccion { padding: 96px 0; }
.etiqueta {
  display: inline-block; font-family: var(--fuente-display); font-weight: 700;
  font-size: .82rem; text-transform: uppercase; letter-spacing: .14em;
  color: var(--morado); background: var(--morado-claro);
  padding: 7px 16px; border-radius: 999px; margin-bottom: 18px;
}
.etiqueta-clara { background: rgba(255,255,255,.14); color: var(--ambar); }
.etiqueta-ambar { background: var(--ambar-claro); color: var(--ambar-osc); }
.cabecera-seccion { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.cabecera-seccion p { color: var(--tinta-suave); margin-top: 14px; font-size: 1.05rem; }

/* Quiénes somos */
.split { display: grid; grid-template-columns: .95fr 1.05fr; gap: 60px; align-items: center; }
.foto-redonda {
  border-radius: var(--radio);
  aspect-ratio: 4/4.4; object-fit: cover; width: 100%;
  transform: rotate(-1.5deg);
}
.split-texto p { color: var(--tinta-suave); margin: 18px 0 22px; font-size: 1.05rem; }
.lista-check { list-style: none; display: grid; gap: 14px; }
.lista-check li {
  background: var(--blanco); border: 1px solid var(--borde);
  border-radius: var(--radio-s); padding: 15px 20px; font-size: .98rem;
  display: flex; align-items: flex-start; gap: 14px;
}
.lista-check .chip-mini { margin-top: 2px; }

/* Qué hacemos */
.seccion-oscura {
  background: var(--morado-osc); color: var(--crema);
  border-radius: 48px; margin: 0 14px;
}
.seccion-oscura h2 { color: #fff; }
.seccion-oscura .cabecera-seccion p { color: rgba(251,247,240,.75); }
.programas { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.programa {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radio); overflow: hidden;
  transition: transform .3s ease, background .3s ease;
}
.programa:hover { transform: translateY(-6px); background: rgba(255,255,255,.1); }
.programa-img img { aspect-ratio: 16/8.4; object-fit: cover; width: 100%; }
.programa-cuerpo { padding: 26px 28px 30px; }
.programa-icono {
  width: 48px; height: 48px; border-radius: 14px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(240,154,34,.16); color: var(--ambar);
  margin-bottom: 14px;
}
.programa-icono .icono { width: 24px; height: 24px; }
.programa h3 { color: #fff; margin-bottom: 8px; }
.programa p { color: rgba(251,247,240,.78); font-size: .96rem; }

/* Galería */
.galeria { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.galeria img {
  border-radius: var(--radio-s); aspect-ratio: 1/1; object-fit: cover; width: 100%;
  transition: transform .35s ease;
}
.galeria img:hover { transform: scale(1.03) rotate(.6deg); }

/* Donar */
.seccion-donar {
  background: var(--ambar-claro);
  border-radius: 48px; margin: 0 14px;
}
.donar-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.donar-texto p { color: var(--tinta-suave); margin-top: 18px; font-size: 1.05rem; }
.donar-nota { background: var(--blanco); border-radius: var(--radio-s); padding: 14px 18px; font-size: .95rem !important; }
.donar-nota a { color: var(--morado); font-weight: 600; }
.donar-card {
  background: var(--blanco); border-radius: var(--radio);
  padding: 36px; border: 1px solid rgba(169,106,8,.16);
}
.donar-card h3 { margin-bottom: 22px; }
.donar-card dl { display: grid; gap: 16px; }
.dato dt { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--tinta-suave); font-weight: 600; }
.dato dd { font-size: 1.02rem; font-weight: 600; margin-top: 2px; }
.dato dd a { color: var(--morado); }
.dato-copia { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.dato-copia span { font-family: var(--fuente-display); font-size: 1.25rem; letter-spacing: .04em; }
.btn-copiar {
  border: 1.5px solid var(--morado); background: transparent; color: var(--morado);
  border-radius: 999px; padding: 5px 14px; font-size: .8rem; font-weight: 600;
  cursor: pointer; transition: .2s; font-family: var(--fuente-texto);
}
.btn-copiar:hover, .btn-copiar.copiado { background: var(--morado); color: #fff; }

/* Contacto */
.contacto-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contacto-texto p { color: var(--tinta-suave); margin-top: 18px; font-size: 1.05rem; }
.contacto-datos { margin-top: 26px; display: grid; gap: 8px; font-weight: 500; }
.contacto-datos a { color: var(--morado); font-weight: 600; }
.formulario {
  background: var(--blanco); border-radius: var(--radio);
  padding: 36px; display: grid; gap: 18px; border: 1px solid var(--borde);
}
.formulario label { font-size: .88rem; font-weight: 600; display: grid; gap: 7px; }
.formulario input, .formulario select, .formulario textarea {
  font-family: var(--fuente-texto); font-size: 1rem; color: var(--tinta);
  padding: 13px 16px; border: 1.5px solid var(--borde); border-radius: var(--radio-s);
  background: var(--crema); outline: none; transition: border-color .2s; width: 100%;
  resize: vertical;
}
.formulario input:focus, .formulario select:focus, .formulario textarea:focus { border-color: var(--morado); }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; }
.alerta { padding: 13px 16px; border-radius: var(--radio-s); font-size: .93rem; font-weight: 500; }
.alerta-ok { background: var(--morado-claro); color: var(--morado-osc); }
.alerta-error { background: #FBE4DC; color: #8C3014; }

/* Footer */
.footer { background: var(--tinta); color: rgba(251,247,240,.75); margin-top: 40px; padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 40px; padding-bottom: 44px; }
.logo-footer-img {
  height: 58px; width: auto; margin-bottom: 16px;
  filter: brightness(0) invert(1); opacity: .92;
}
.footer h4 { font-family: var(--fuente-display); color: #fff; margin-bottom: 14px; font-size: 1rem; }
.footer a { display: block; margin-bottom: 9px; font-size: .95rem; transition: color .2s; }
.footer a:hover { color: var(--ambar); }
.footer p { font-size: .93rem; }
.footer-grid > div:first-child p { max-width: 420px; margin-bottom: 12px; }
.footer-grid strong { color: #fff; font-weight: 600; }
.footer-legal { font-size: .84rem !important; opacity: .65; }
.footer-base {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 22px; padding-bottom: 22px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
}
.footer-base p { font-size: .87rem; }
.credito { opacity: .72; }
.credito strong { color: var(--ambar); font-weight: 600; }

/* ===== Iconos ===== */
.icono { width: 20px; height: 20px; flex-shrink: 0; }
.icono-badge { width: 15px; height: 15px; vertical-align: -2px; margin-right: 4px; color: var(--morado); }
.icono-inline { width: 17px; height: 17px; vertical-align: -3px; margin-right: 4px; color: var(--morado); }
.chip-mini {
  width: 38px; height: 38px; border-radius: 11px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--morado-claro); color: var(--morado);
}
.chip-mini .icono { width: 19px; height: 19px; }
.chip-ambar { background: var(--ambar-claro); color: var(--ambar-osc); vertical-align: middle; margin-right: 6px; }

/* ===== Animaciones reveal ===== */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: .12s; }
.d2 { transition-delay: .24s; }
.d3 { transition-delay: .36s; }

/* ===== Responsive ===== */
@media (max-width: 960px) {
  :root { --nav-h: 72px; }
  .hero-grid, .split, .donar-grid, .contacto-grid { grid-template-columns: 1fr; gap: 44px; }
  .hero { padding-top: 118px; }
  .hero-visual { max-width: 520px; margin: 0 auto; width: 100%; }
  .cifras-grid { grid-template-columns: repeat(2, 1fr); gap: 28px 18px; padding: 30px 24px; }
  .programas { grid-template-columns: 1fr; }
  .galeria { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .split-media { order: -1; max-width: 520px; width: 100%; margin: 0 auto; }
  .foto-redonda, .hero-foto { transform: none; }

  /* --- Navbar móvil --- */
  .logo-img { height: 48px; }
  .nav-burger { display: flex; position: relative; z-index: 102; }
  .nav-burger span { transition: transform .3s ease, opacity .2s ease; }
  .nav-burger.activo span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
  .nav-burger.activo span:nth-child(2) { opacity: 0; }
  .nav-burger.activo span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; z-index: 101;
    height: calc(100vh - var(--nav-h));
    height: calc(100dvh - var(--nav-h));
    background: var(--crema);
    flex-direction: column; align-items: stretch; justify-content: flex-start;
    padding: 28px 24px calc(28px + env(safe-area-inset-bottom)); gap: 6px;
    opacity: 0; visibility: hidden; transform: translateY(-12px);
    transition: opacity .28s ease, transform .28s ease, visibility .28s;
    overflow-y: auto; -webkit-overflow-scrolling: touch;
  }
  .nav-links.abierto { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-links a:not(.btn) {
    font-size: 1.15rem; font-weight: 600; color: var(--tinta);
    padding: 15px 6px; border-bottom: 1px solid var(--borde);
  }
  .nav-links .btn-nav { margin-top: 22px; padding: 16px 24px; font-size: 1.05rem; }
  html.menu-abierto, body.menu-abierto { overflow: hidden; }
}

/* Sin animaciones para quien las desactiva en el sistema */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .nav-links { transition: none; }
}
@media (max-width: 540px) {
  .contenedor { padding: 0 20px; }
  .seccion { padding: 64px 0; }
  .hero { padding-top: 104px; padding-bottom: 56px; }
  h1 { font-size: clamp(2.1rem, 9vw, 2.6rem); }
  .hero-texto p { font-size: 1.02rem; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-foto { aspect-ratio: 4 / 3.4; border-radius: 20px; }
  .seccion-oscura, .seccion-donar { border-radius: 26px; margin: 0 8px; }
  .cabecera-seccion { margin-bottom: 38px; }
  .cifras { padding-top: 20px; }
  .cifras-grid { padding: 24px 14px; gap: 20px 10px; }
  .cifra p { font-size: .8rem; }
  .programa-cuerpo { padding: 22px 20px 26px; }
  .donar-card, .formulario { padding: 24px 18px; }
  .dato-copia span { font-size: 1.12rem; }
  .galeria { grid-template-columns: 1fr 1fr; gap: 10px; }
  .galeria img { border-radius: 12px; }
  .footer { padding-top: 48px; }
  .footer-base { flex-direction: column; text-align: center; gap: 6px; }
  .btn { padding: 14px 24px; }
  .dato-copia { align-items: flex-start; }
  .btn-copiar { padding: 8px 16px; }
  .lista-check li { padding: 14px 16px; font-size: .94rem; gap: 12px; }
  .chip-mini { width: 34px; height: 34px; border-radius: 10px; }
  .donar-card h3 { font-size: 1.12rem; }
}