/* ==========================================================================
   COMPONENT: TACTILE INTERACTION BUTTONS
   (ContactButton, LinkedInButton & Tactical Button Variants)
   Framework: Antigravity Modular Component Architecture
   ========================================================================== */

/* Base Button Contract */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.625rem 1.15rem;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--letter-spacing-mono);
  text-decoration: none;
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  border-radius: 2px;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  position: relative;
  transition: var(--transition-snappy);
  -webkit-tap-highlight-color: transparent;
}

/* Button Icon Styling */
.btn__icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  fill: currentColor;
  transition: transform var(--transition-snappy);
}

/* Hard Drop Shadow Base State */
.btn--tactile {
  box-shadow: 2px 2px 0px rgba(255, 255, 255, 0.2);
}

/* --------------------------------------------------------------------------
   PRIMARY BUTTON VARIANT: CONTACT (CYBER PINK ACCENT)
   -------------------------------------------------------------------------- */
.btn--contact {
  border: 1px solid var(--color-accent-pink);
  color: var(--color-accent-pink);
  box-shadow: 3px 3px 0px var(--color-accent-pink-dark);
}

.btn--contact:hover {
  background-color: var(--color-accent-pink);
  color: var(--color-text-inverse);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--color-accent-pink-dark);
}

.btn--contact:hover .btn__icon {
  transform: scale(1.1) rotate(-6deg);
}

.btn--contact:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px transparent;
}

.btn--contact:focus-visible {
  outline: 2px solid var(--color-accent-pink);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px var(--color-accent-pink-glow);
}

/* --------------------------------------------------------------------------
   SECONDARY BUTTON VARIANT: LINKEDIN (COOL PURPLE ACCENT)
   -------------------------------------------------------------------------- */
.btn--linkedin {
  border: 1px solid var(--color-accent-purple);
  color: var(--color-accent-purple);
  box-shadow: 3px 3px 0px var(--color-accent-purple-dark);
}

.btn--linkedin:hover {
  background-color: var(--color-accent-purple);
  color: var(--color-text-inverse);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--color-accent-purple-dark);
}

.btn--linkedin:hover .btn__icon {
  transform: scale(1.1) rotate(4deg);
}

.btn--linkedin:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px transparent;
}

.btn--linkedin:focus-visible {
  outline: 2px solid var(--color-accent-purple);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px var(--color-accent-purple-glow);
}

/* --------------------------------------------------------------------------
   DOWNLOAD BUTTON VARIANT: RESUME (CYBER PINK ACCENT)
   -------------------------------------------------------------------------- */
.btn--download {
  border: 1px solid var(--color-accent-pink);
  color: var(--color-accent-pink);
  background-color: var(--color-bg-base);
  box-shadow: 3px 3px 0px var(--color-accent-pink-dark);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-snappy);
}

.btn--download span {
  color: inherit;
  transition: color var(--transition-snappy);
}

.btn--download .btn__icon {
  fill: currentColor;
  transition: transform var(--transition-snappy), fill var(--transition-snappy);
}

/* Hover & Focus Accessibility State */
.btn--download:hover,
.btn--download:focus {
  background-color: var(--color-accent-pink) !important;
  color: var(--color-text-inverse) !important;
  border-color: var(--color-accent-pink) !important;
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--color-accent-pink-dark);
}

.btn--download:hover span,
.btn--download:focus span {
  color: var(--color-text-inverse) !important;
}

.btn--download:hover .btn__icon,
.btn--download:focus .btn__icon {
  fill: var(--color-text-inverse) !important;
  transform: translateY(2px);
}

.btn--download:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px transparent;
}

.btn--download:focus-visible {
  outline: 2px solid var(--color-text-primary);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px var(--color-accent-pink-glow);
}

/* --------------------------------------------------------------------------
   TERTIARY / GHOST MONOSPACED ACTION
   -------------------------------------------------------------------------- */
.btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--color-text-secondary);
  box-shadow: 2px 2px 0px rgba(255, 255, 255, 0.08);
}

.btn--ghost:hover {
  background-color: rgba(255, 255, 255, 0.06);
  color: var(--color-text-primary);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px rgba(255, 255, 255, 0.15);
}

.btn--ghost:active {
  transform: translate(1px, 1px);
  box-shadow: none;
}

/* Button Size Modifiers */
.btn--sm {
  padding: 0.4rem 0.8rem;
  font-size: var(--font-size-2xs);
}

.btn--lg {
  padding: 0.8rem 1.6rem;
  font-size: var(--font-size-sm);
}