/* === Botones === */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-sm);
  padding: 0.875em 2em;
  font-family: var(--ff-heading);
  font-weight: var(--fw-bold); font-size: var(--fs-sm);
  letter-spacing: 0.05em; text-transform: uppercase;
  border: 1px solid transparent; border-radius: var(--radius-full);
  cursor: pointer; transition: all var(--duration-normal) var(--ease-out);
  position: relative; overflow: hidden;
}
.btn-primary {
  background: linear-gradient(135deg, var(--clr-accent), #d97706);
  color: #000;
  box-shadow: 0 4px 15px var(--clr-accent-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--clr-accent-glow);
  filter: brightness(1.1);
}
.btn-outline {
  background: rgba(255,255,255,0.03); color: var(--clr-text);
  border-color: rgba(255,255,255,0.1);
  backdrop-filter: blur(5px);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--clr-text);
  transform: translateY(-2px);
}

/* === Cards Premium === */
.card {
  background: rgba(24, 24, 27, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
  height: 100%; display: flex; flex-direction: column;
  position: relative;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-accent), transparent);
  opacity: 0;
  transition: opacity var(--duration-normal);
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px -10px rgba(0,0,0,0.8), 0 0 20px var(--clr-accent-glow);
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(24, 24, 27, 0.8);
}
.card:hover::before {
  opacity: 1;
}
.card-icon {
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; 
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  transition: transform var(--duration-normal);
}
.card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
  background: rgba(245, 158, 11, 0.15);
}
.card:hover .card-img img {
  transform: scale(1.05) !important;
}
.card-body { padding: var(--space-xl); flex-grow: 1; z-index: 1; }
.card-title {
  font-family: var(--ff-heading);
  font-size: var(--fs-xl); font-weight: var(--fw-bold);
  margin-bottom: var(--space-sm); color: var(--clr-text);
}

/* === Header === */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--header-height); z-index: var(--z-sticky);
  background: rgba(9, 9, 11, 0.8);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: all var(--duration-normal);
  display: flex; align-items: center;
}
.logo {
  font-size: var(--fs-lg); font-weight: var(--fw-extrabold); letter-spacing: 1px;
}
.logo span { color: var(--clr-accent); }
.nav-links { display: flex; gap: var(--space-lg); }
.nav-links a {
  font-weight: var(--fw-medium); font-size: var(--fs-sm);
  color: var(--clr-neutral-300); transition: color var(--duration-fast);
}
.nav-links a:hover { color: var(--clr-accent); }

/* === Formularios === */
.form-input {
  width: 100%; padding: 1em 1.25em; margin-bottom: var(--space-md);
  background: rgba(24, 24, 27, 0.6); 
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md); color: var(--clr-text);
  font-family: var(--ff-body); transition: all var(--duration-normal);
  backdrop-filter: blur(5px);
}
.form-input:focus {
  outline: none; border-color: var(--clr-accent);
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.15);
  background: rgba(24, 24, 27, 0.8);
}
.form-textarea { resize: vertical; min-height: 150px; }

/* === Footer === */
.footer {
  background: #000; border-top: 1px solid var(--clr-neutral-800);
  padding-block: var(--space-3xl) var(--space-xl);
  text-align: center; color: var(--clr-neutral-400); font-size: var(--fs-sm);
}