/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn:hover  { transform: translateY(-2px); }
.btn:active { transform: translateY(0px); }

.btn-primary {
  background: var(--black);
  color: var(--bg-primary);
  box-shadow: var(--shadow);
}
.btn-primary:hover {
  background: var(--text);
  box-shadow: var(--shadow-lg);
}
.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-gold {
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  color: #fff;
  box-shadow: var(--shadow-orange);
}
.btn-gold:hover {
  box-shadow: 0 6px 24px rgba(232,68,42,0.48);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-bright);
  border: 1.5px solid rgba(0,56,168,0.14);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: rgba(0,56,168,0.28);
  box-shadow: var(--shadow);
}

/* ── HERO BUTTONS ── */
.btn-hero {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 36px;
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  color: #fff;
  box-shadow: var(--shadow-orange);
}
.btn-hero:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(232,68,42,0.48);
}
.btn-hero:active {
  transform: translateY(0);
  box-shadow: var(--shadow-orange);
}

.btn-hero-online {
  background: linear-gradient(135deg, var(--text-bright) 0%, #2a3f5a 100%);
  box-shadow: var(--shadow);
}
.btn-hero-online:hover {
  box-shadow: 0 8px 28px rgba(13,27,46,0.35);
}

.btn-hero-liga {
  background: linear-gradient(135deg, var(--azul) 0%, #0050d0 100%);
  box-shadow: var(--shadow-blue);
}
.btn-hero-liga:hover {
  box-shadow: 0 8px 28px rgba(0,56,168,0.45);
}

.btn-hero-continuar {
  background: linear-gradient(135deg, #1a7a3a 0%, #145f2d 100%);
  box-shadow: 0 4px 18px rgba(26,122,58,0.38);
  order: -1;
}
.btn-hero-continuar:hover {
  box-shadow: 0 8px 28px rgba(26,122,58,0.48);
}

/* ── SIZE MODIFIER ── */
.btn-sm {
  padding: 6px 12px;
  font-size: 0.72rem;
  border-radius: 7px;
}

/* ── CONFIRMAR: botón verde premium ── */
.btn-champion {
  background: linear-gradient(150deg, #22a04a 0%, #167336 100%);
  color: #fff;
  border: none;
  border-radius: 10px;
  box-shadow: 0 4px 0 #0e4f24, 0 6px 18px rgba(22,115,54,0.38);
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}
.btn-champion:hover {
  background: linear-gradient(150deg, #27b854 0%, #1a8840 100%);
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 0 #0e4f24, 0 10px 24px rgba(22,115,54,0.46);
}
.btn-champion:active {
  transform: translateY(3px) !important;
  box-shadow: 0 1px 0 #0e4f24, 0 3px 10px rgba(22,115,54,0.3);
}

/* Compartir card (estilo 7a0: imagen como acción principal) */
.btn-share {
  background: linear-gradient(150deg, var(--orange) 0%, var(--orange-dark) 100%);
  color: #fff;
  border: none;
  box-shadow: var(--shadow-orange);
}
.btn-share:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}
.mc-share-row {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-tweet {
  background: #0d1117;
  color: #fff;
  border: none;
  box-shadow: 0 4px 14px rgba(0,0,0,0.3);
}
.btn-tweet:hover {
  background: #1c2530;
  transform: translateY(-1px);
}
body.dark .btn-tweet {
  background: #e8f0fa;
  color: #0d1117;
}