/**
 * animations.css - HackSimulator.nl
 * Animations and transitions
 */

/* ==================== Fade In ==================== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn 0.3s ease-in;
}

/* ==================== Slide Up ==================== */
@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.slide-up {
  animation: slideUp 0.3s ease-out;
}

/* ==================== Slide Down ==================== */
@keyframes slideDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.slide-down {
  animation: slideDown 0.3s ease-out;
}

/* ==================== Typing Effect ==================== */
@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

.typing-effect {
  overflow: hidden;
  white-space: nowrap;
  animation: typing 1.5s steps(40, end);
}

/* ==================== Pulse ==================== */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* ==================== Spin (for loading) ==================== */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.spinner {
  animation: spin 1s linear infinite;
}

/* ==================== Shake (for errors) ==================== */
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-5px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(5px);
  }
}

.shake {
  animation: shake 0.5s ease-in-out;
}

/* ==================== Glow ==================== */
@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 5px var(--color-text);
  }
  50% {
    box-shadow: 0 0 20px var(--color-text), 0 0 30px var(--color-text);
  }
}

.glow {
  animation: glow 2s ease-in-out infinite;
}

/* ==================== Scan Lines Effect (optional) ==================== */
@keyframes scanlines {
  0% {
    transform: translateY(-100%);
  }
  100% {
    transform: translateY(100%);
  }
}

.scanlines {
  position: relative;
  overflow: hidden;
}

.scanlines::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(0, 255, 0, 0.05) 50%,
    transparent 100%
  );
  animation: scanlines 8s linear infinite;
  pointer-events: none;
}

/* ==================== Text Flicker (retro effect) ==================== */
@keyframes flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% {
    opacity: 1;
  }
  20%, 24%, 55% {
    opacity: 0.4;
  }
}

.flicker {
  animation: flicker 3s linear infinite;
}

/* ==================== Progress Bar Fill ==================== */
@keyframes progressFill {
  from {
    width: 0%;
  }
  to {
    width: 100%;
  }
}

.progress-fill.animate {
  animation: progressFill 2s ease-out;
}

/* ==================== Modal Transitions ==================== */
.modal {
  transition: opacity var(--transition-normal);
}

.modal.active {
  animation: fadeIn 0.3s ease-in;
}

.modal.closing {
  animation: fadeOut 0.3s ease-out;
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

/* ==================== Button Hover Effects ==================== */
button {
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

button:hover {
  transform: translateY(-2px);
}

button:active {
  transform: translateY(0);
}

/* ==================== Link Hover Effects ==================== */
a {
  position: relative;
  transition: color var(--transition-fast);
}

/* Link underline animation - excluded from navbar for cleaner navigation */
a:not(.navbar-links a):not(.navbar-brand):not(.navbar-action)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-text);
  transition: width var(--transition-fast);
}

a:not(.navbar-links a):not(.navbar-brand):not(.navbar-action):hover::after {
  width: 100%;
}

/* ==================== Smooth Scrolling ==================== */
html {
  scroll-behavior: smooth;
}

#terminal-output {
  scroll-behavior: smooth;
}

/* ==================== Reduce Motion (Accessibility) ==================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

}

/* ==================== Focus Animations ==================== */
:focus-visible {
  outline: 2px solid var(--color-info);
  outline-offset: 2px;
  transition: outline-offset var(--transition-fast);
}

:focus-visible:active {
  outline-offset: 0;
}

/* ==================== Loading States ==================== */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 255, 0, 0.2),
    transparent
  );
  animation: loading-shimmer 2s infinite;
}

@keyframes loading-shimmer {
  to {
    left: 100%;
  }
}

/* ==================== Success/Error Feedback ==================== */
.success-flash {
  animation: successFlash 0.5s ease-out;
}

@keyframes successFlash {
  0%, 100% {
    background-color: transparent;
  }
  50% {
    background-color: rgba(0, 255, 0, 0.2);
  }
}

.error-flash {
  animation: errorFlash 0.5s ease-out;
}

@keyframes errorFlash {
  0%, 100% {
    background-color: transparent;
  }
  50% {
    background-color: rgba(255, 0, 0, 0.2);
  }
}