:root {
  --font-sans: "Inter", sans-serif;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.06);
  --shadow-card-hover: 0 2px 6px rgba(0,0,0,0.06), 0 12px 32px rgba(0,0,0,0.10);
  --shadow-form: 0 0 0 1px rgba(255,255,255,0.06), 0 24px 64px rgba(0,0,0,0.40);
  --shadow-notification: 0 4px 16px rgba(0,0,0,0.12), 0 1px 4px rgba(0,0,0,0.08);
  --shadow-profile: 0 8px 24px rgba(0,0,0,0.08), 0 32px 72px rgba(0,0,0,0.10);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
}

/* Animación Scroll Infinito */
@keyframes scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.animate-infinite-scroll {
  display: flex;
  width: max-content;
  animation: scroll 30s linear infinite;
}
.animate-infinite-scroll:hover {
  animation-play-state: paused;
}

/* Float Animation */
@keyframes float {
  0%, 100% { transform: translateY(-50%) translateY(0px); }
  50%       { transform: translateY(-50%) translateY(-8px); }
}
.animate-float {
  animation: float 4s ease-in-out infinite;
}

/* Feature Card Hover */
.card-premium {
  box-shadow: var(--shadow-card);
  border: 1px solid #f3f4f6;
  transition: box-shadow 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}
.card-premium:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: #e5e7eb;
  transform: translateY(-2px);
}
.card-premium:hover .icon-scale {
  transform: scale(1.08);
}

/* Input Focus Glow */
.input-premium:focus {
  border-color: #a3e635;
  outline: none;
  box-shadow: 0 0 0 2px rgba(163,230,53,0.20), 0 0 12px rgba(163,230,53,0.10);
}

/* Editorial Steps */
.step-editorial {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 2rem;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 1rem;
  background: rgba(255,255,255,0.025);
  transition: background 0.25s ease, border-color 0.25s ease;
  cursor: default;
}
@media (max-width: 640px) {
  .step-editorial { padding: 1.25rem 1.25rem; gap: 1rem; }
}
.step-editorial:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(163,230,53,0.25);
}
.step-editorial-num {
  flex-shrink: 0;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1;
  color: rgba(255,255,255,0.08);
  font-variant-numeric: tabular-nums;
  min-width: 3.5rem;
  transition: color 0.25s ease;
  user-select: none;
  letter-spacing: -0.04em;
}
.step-editorial-num-lime {
  color: rgba(163,230,53,0.15);
}
.step-editorial:hover .step-editorial-num {
  color: rgba(163,230,53,0.22);
}
.step-editorial-icon {
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 0.625rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  transition: border-color 0.25s ease, color 0.25s ease;
}
.step-editorial-icon-lime {
  border-color: rgba(163,230,53,0.3);
  color: #a3e635;
}
.step-editorial:hover .step-editorial-icon {
  border-color: #a3e635;
  color: #a3e635;
}
.step-editorial-arrow {
  color: rgba(255,255,255,0.2);
  transition: color 0.25s ease, transform 0.25s ease;
}
.step-editorial:hover .step-editorial-arrow {
  color: rgba(163,230,53,0.6);
  transform: translateX(4px);
}

/* Accessibility — Sport Pill Focus */
.sport-pill:focus-visible {
  outline: 2px solid #a3e635;
  outline-offset: 2px;
}

/* Form Container, Notification & Profile Shadows */
.form-container-premium {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: var(--shadow-form);
  backdrop-filter: blur(12px);
}
.notification-shadow {
  box-shadow: var(--shadow-notification);
}
.profile-card-shadow {
  box-shadow: var(--shadow-profile);
}