/* ============================================
   LAYOUT.CSS — Página principal:
                header, detalles retro-tech,
                botones de navegación
   ============================================ */

/* ─── CONTENEDOR PRINCIPAL ─── */
.page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px 80px;
}

/* ─── DETALLES DECORATIVOS (cruces + puntos del vision board) ─── */
/* Se generan con ::before / ::after del .page para no ensuciar el HTML */
.page::before {
  content: '+ · × · + · ◇ · × · +';
  position: absolute;
  top: 28px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.5em;
  color: var(--blue);
  opacity: 0.35;
  white-space: nowrap;
  pointer-events: none;
}

.page::after {
  content: '+ · × · + · ◇ · × · +';
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.5em;
  color: var(--blue);
  opacity: 0.35;
  white-space: nowrap;
  pointer-events: none;
}

/* ─── HEADER ─── */
.header {
  text-align: center;
  margin-bottom: 8px;
  animation: fadeDown 0.9s ease both;
}

/* Etiqueta superior — estilo código/sistema */
.header .greeting {
  font-family: var(--font-mono);
  font-size: clamp(0.55rem, 1.5vw, 0.68rem);
  color: var(--white);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0.95;
  margin-bottom: 10px;
  text-shadow:
    0 0 2px rgba(131, 26, 49, 0.95),
    0 0 6px rgba(131, 26, 49, 0.45);
  /* Parpadeo suave del cursor al final */
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Cursor tipo terminal después del greeting */
.header .greeting::after {
  content: '▮';
  font-size: 0.7em;
  animation: blink 1.2s step-end infinite;
  color: var(--red);
}

/* Nombre principal — Now Black */
.header h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(3.2rem, 11vw, 7.5rem);
  color: var(--white);
  line-height: 0.88;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

/* El apellido en rojo */
.header .surname {
  color: var(--red);
  display: block;
}

/* Subtítulo — Now Medium */
.header .subtitle {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(0.6rem, 1.5vw, 0.72rem);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--blue);
  margin-top: 16px;
  opacity: 0.85;
}

/* ─── ESTRELLA ORNAMENTAL (del vision board) ─── */
/*
   SVG inline como separador — la estrella de 4 puntas
   metálica que aparece en el vision board
*/
.star-divider {
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 28px 0 36px;
  animation: fadeIn 1s ease both 0.3s;
}

.star-divider-line {
  flex: 1;
  max-width: 140px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--red));
  opacity: 0.5;
}

.star-divider-line.right {
  background: linear-gradient(to left, transparent, var(--red));
}

/* Estrella SVG de 4 puntas */
.star-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.6s ease;
}

.star-icon:hover {
  animation: starSpin 1.2s ease infinite;
}

/* Texto central del separador */
.star-divider-label {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.35em;
  color: var(--blue);
  text-transform: uppercase;
  opacity: 0.6;
}

/* ─── BOTONES DE NAVEGACIÓN ─── */
.nav-buttons {
  display: flex;
  gap: clamp(14px, 3.5vw, 36px);
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeUp 0.9s ease both 0.5s;
}

/* <a> que activa :target */
.nav-btn {
  text-decoration: none;
  cursor: pointer;
  display: block;
}

.nav-btn-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 22px 38px;
  background: var(--surface);
  border: 1px solid var(--border-dim);
  position: relative;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;

  /* Línea roja inferior — tipo indicador de sistema */
  border-bottom: 2px solid var(--red);
}

/* Esquinas recortadas — estética tech */
.nav-btn-inner::before,
.nav-btn-inner::after {
  content: '';
  position: absolute;
  width: 8px;
  height: 8px;
  border-color: var(--red);
  border-style: solid;
  opacity: 0.5;
  transition: opacity 0.25s, transform 0.25s;
}

.nav-btn-inner::before {
  top: 5px; left: 5px;
  border-width: 1px 0 0 1px;
}

.nav-btn-inner::after {
  bottom: 8px; right: 5px;
  border-width: 0 1px 0 0;
}

.nav-btn:hover .nav-btn-inner {
  border-color: rgba(131, 26, 49, 0.7);
  border-bottom-color: var(--red-hover);
  background: rgba(57, 49, 49, 0.95);
  transform: translateY(-4px);
}

.nav-btn:hover .nav-btn-inner::before,
.nav-btn:hover .nav-btn-inner::after {
  opacity: 1;
  transform: scale(1.3);
}

/* Número índice — Silkscreen */
.nav-btn-index {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--red);
  letter-spacing: 0.1em;
  opacity: 0.7;
  align-self: flex-end;
}

/* Ícono */
.nav-btn-icon {
  font-size: 1.4rem;
  opacity: 0.8;
  margin-bottom: 2px;
}

/* Label principal — Now Black */
.nav-btn-label {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.2rem, 3.5vw, 1.7rem);
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1;
}

/* Sublabel — Now Medium */
.nav-btn-sub {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue);
  opacity: 0.75;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 500px) {
  .nav-btn-inner   { padding: 16px 22px; }
  .star-divider-line { max-width: 70px; }
}