/* =============================================
   KAZURRO — BASE CSS COMPARTIDO
   Variables, reset, nav, footer, utilidades
============================================= */

/* VARIABLES */
:root {
  --negro:       #000000;
  --beige:       #E2C58F;
  --dorado:      #C9A14B;
  --tierra-1:    #8B5A2B;
  --tierra-2:    #6F4E37;
  --blanco:      #FFFFFF;
  --granate:     #5A2A2A;
  --acero:       #3B3B3B;
  --acero-suave: #2a2a2a;
  --fondo-alt:   #111111;

  --fuente-titulo: 'Old Standard TT', Georgia, serif;
  --fuente-texto:  'Montserrat', Arial, sans-serif;

  --transicion: 0.35s ease;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background-color: var(--negro);
  color: var(--blanco);
  font-family: var(--fuente-texto);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* =============================================
   UTILIDADES
============================================= */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.seccion { padding: 100px 0; }

.etiqueta {
  display: inline-block;
  font-family: var(--fuente-texto);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--dorado);
  margin-bottom: 1.2rem;
}

.titulo-seccion {
  font-family: var(--fuente-titulo);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--beige);
  margin-bottom: 1.5rem;
}

.separador {
  width: 60px;
  height: 2px;
  background: var(--dorado);
  margin: 1.5rem 0;
}

.separador-centrado { margin: 1.5rem auto; }

.texto-intro {
  font-size: 1.05rem;
  font-weight: 300;
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  line-height: 1.85;
  text-wrap: pretty;
}

/* =============================================
   BOTONES
============================================= */
.btn {
  display: inline-block;
  font-family: var(--fuente-texto);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 1rem 2.2rem;
  transition: transform var(--transicion), background var(--transicion), color var(--transicion), border-color var(--transicion), box-shadow var(--transicion);
  cursor: pointer;
}

.btn-primario { background: var(--dorado); color: var(--negro); }

.btn-primario:hover {
  background: var(--beige);
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(201,161,75,0.16);
}

.btn-secundario { border: 1px solid rgba(226,197,143,0.5); color: var(--beige); }

.btn-secundario:hover {
  border-color: var(--dorado);
  color: var(--dorado);
  transform: translateY(-1px);
}

.cta-flotante {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 120;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.9rem 1.2rem;
  background: rgba(201,161,75,0.96);
  color: var(--negro);
  border: 1px solid rgba(226,197,143,0.32);
  box-shadow: 0 18px 38px rgba(0,0,0,0.28);
  backdrop-filter: blur(10px);
}

.cta-flotante:hover { background: var(--beige); transform: translateY(-2px); }

.cta-flotante__label { display: flex; flex-direction: column; line-height: 1.15; }
.cta-flotante__label strong { font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; }
.cta-flotante__label span { font-size: 0.68rem; color: rgba(0,0,0,0.72); letter-spacing: 0.06em; }

/* =============================================
   NAVEGACIÓN
============================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.2rem 0;
  transition: background var(--transicion), padding var(--transicion);
}

.nav.scrolled {
  background: rgba(0,0,0,0.92);
  padding: 0.75rem 0;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201,161,75,0.2);
}

.nav__inner { display: flex; align-items: center; justify-content: space-between; }

.nav__logo img { height: 48px; width: auto; filter: brightness(1.05); }

.nav__menu { display: flex; align-items: center; gap: 2.5rem; list-style: none; }

.nav__menu a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  transition: color var(--transicion);
}

.nav__menu a:hover,
.nav__menu a.activo { color: var(--dorado); }

.nav__cta {
  font-size: 0.72rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.18em;
  color: var(--negro) !important;
  background: var(--dorado);
  padding: 0.6rem 1.5rem;
  transition: background var(--transicion) !important;
}

.nav__cta:hover { background: var(--beige) !important; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--beige);
  transition: transform var(--transicion), opacity var(--transicion);
}

/* =============================================
   BANDA IDENTIDAD
============================================= */
.banda { background: var(--dorado); padding: 1.2rem 0; overflow: hidden; }

.banda__pista {
  display: flex;
  gap: 3rem;
  white-space: nowrap;
  animation: pista 20s linear infinite;
}

.banda__item {
  font-family: var(--fuente-titulo);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--negro);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.banda__item::after { content: '✦'; font-size: 0.6rem; }

@keyframes pista {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* =============================================
   PAGE HEADER (páginas interiores)
============================================= */
.page-header {
  padding: 9rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.page-header__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.22) saturate(0.7);
  transform: scale(1.02);
}

.page-header__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.5) 0%, rgba(9,9,9,0.96) 100%);
}

.page-header__content { position: relative; z-index: 1; }

.page-header__titulo {
  font-family: var(--fuente-titulo);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--blanco);
  line-height: 1.05;
  margin-bottom: 1rem;
}

.page-header__titulo em { color: var(--beige); font-style: italic; }

.page-header__sub {
  font-size: 1rem;
  font-weight: 300;
  color: rgba(255,255,255,0.65);
  max-width: 500px;
  line-height: 1.8;
}

/* =============================================
   FOOTER
============================================= */
.footer { background: var(--acero); padding: 3rem 0 2rem; }

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  margin-bottom: 2rem;
}

.footer__marca img { height: 50px; margin-bottom: 1rem; }

.footer__marca p { font-size: 0.82rem; color: rgba(255,255,255,0.4); line-height: 1.7; max-width: 260px; }

.footer__titulo {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dorado);
  margin-bottom: 1rem;
}

.footer__lista { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }

.footer__lista a { font-size: 0.85rem; color: rgba(255,255,255,0.45); transition: color var(--transicion); }
.footer__lista a:hover { color: var(--beige); }

.social-chip-list { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 0.8rem; }

.social-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.56);
}

.footer__copy {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.25);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer__credit-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(201,161,75,0.18);
  border-radius: 999px;
  color: rgba(255,255,255,0.56);
  transition: border-color var(--transicion), color var(--transicion), background var(--transicion);
}

.footer__credit-link strong { color: var(--beige); font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase; }
.footer__credit-link:hover { color: var(--blanco); border-color: rgba(201,161,75,0.45); background: rgba(201,161,75,0.08); }

/* =============================================
   RESPONSIVE COMPARTIDO
============================================= */
@media (max-width: 768px) {
  .seccion { padding: 70px 0; }

  .nav__menu { display: none; }
  .nav__toggle { display: flex; }

  .nav__menu.abierto {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.97);
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 99;
  }

  .nav__menu.abierto a { font-size: 1.2rem; letter-spacing: 0.2em; }
  .btn { text-align: center; }
  .cta-flotante { right: 1rem; left: 1rem; bottom: 1rem; justify-content: center; }
  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer__copy { flex-direction: column; text-align: center; }
}

/* =============================================
   ANIMACIONES DE ENTRADA
============================================= */
.animar {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animar.visible { opacity: 1; transform: translateY(0); }