/* ==========================================================================
   COMPONENTS.CSS - Reusable UI Components
   ========================================================================== */

/* --------------------------------------------------------------------------
   Cards - Glassmorphism Style
   -------------------------------------------------------------------------- */
.card {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-slow);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover {
  border-color: var(--border-medium);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card:hover::before {
  opacity: 1;
}

/* Card Variants */
.card--featured {
  border-color: var(--accent-cyan-dim);
  background: linear-gradient(135deg, var(--bg-glass), rgba(0, 245, 255, 0.05));
}

.card--featured::before {
  opacity: 0.5;
}

.card--project {
  padding: 0;
  overflow: hidden;
}

.card--project .card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-subtle);
}

.card--project .card-content {
  padding: var(--space-lg);
}

/* Card Elements */
.card-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-xs) var(--space-sm);
  background: var(--accent-cyan-dim);
  color: var(--accent-cyan);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
}

.card-badge--live {
  background: var(--accent-green-dim);
  color: var(--accent-green);
}

.card-badge--live::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent-green);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.card-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

.card-subtitle {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.card-description {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-md) var(--space-xl);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

/* Primary Button */
.btn--primary {
  background: var(--accent-cyan);
  color: var(--bg-primary);
  border-color: var(--accent-cyan);
}

.btn--primary:hover {
  background: transparent;
  color: var(--accent-cyan);
  box-shadow: var(--glow-cyan);
}

/* Secondary Button */
.btn--secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn--secondary:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* Ghost Button */
.btn--ghost {
  background: transparent;
  color: var(--accent-cyan);
  border-color: transparent;
  padding: var(--space-sm) var(--space-md);
}

.btn--ghost:hover {
  background: var(--accent-cyan-dim);
}

/* Button Sizes */
.btn--sm {
  font-size: var(--text-xs);
  padding: var(--space-sm) var(--space-md);
}

.btn--lg {
  font-size: var(--text-base);
  padding: var(--space-lg) var(--space-2xl);
}

/* --------------------------------------------------------------------------
   Tags / Pills
   -------------------------------------------------------------------------- */
.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: var(--space-xs) var(--space-sm);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.tag:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.tag--cyan { color: var(--accent-cyan); border-color: var(--accent-cyan-dim); }
.tag--magenta { color: var(--accent-magenta); border-color: var(--accent-magenta-dim); }
.tag--yellow { color: var(--accent-yellow); border-color: var(--accent-yellow-dim); }
.tag--green { color: var(--accent-green); border-color: var(--accent-green-dim); }

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* --------------------------------------------------------------------------
   Terminal / Code Block
   -------------------------------------------------------------------------- */
.terminal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot--red { background: #ff5f56; }
.terminal-dot--yellow { background: #ffbd2e; }
.terminal-dot--green { background: #27c93f; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-left: var(--space-md);
}

.terminal-body {
  padding: var(--space-lg);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.8;
}

.terminal-line {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.terminal-prompt {
  color: var(--accent-cyan);
  user-select: none;
}

.terminal-command {
  color: var(--text-primary);
}

.terminal-output {
  color: var(--text-muted);
  padding-left: var(--space-lg);
}

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 1.2em;
  background: var(--accent-cyan);
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  padding: var(--space-md) 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-base);
}

.nav--scrolled {
  padding: var(--space-sm) 0;
  background: rgba(10, 10, 15, 0.95);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-logo span {
  color: var(--accent-cyan);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  padding: var(--space-sm) 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-cyan);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link--active {
  color: var(--accent-cyan);
}

.nav-link:hover::after,
.nav-link--active::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-sm);
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-base);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-2xl);
    background: var(--bg-primary);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }

  .nav-menu--open {
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    font-size: var(--text-2xl);
  }
}

/* --------------------------------------------------------------------------
   Social Links
   -------------------------------------------------------------------------- */
.socials {
  display: flex;
  gap: var(--space-md);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.social-link:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

.social-link svg,
.social-link i {
  font-size: 20px;
}

/* --------------------------------------------------------------------------
   Form Elements
   -------------------------------------------------------------------------- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
  width: 100%;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px var(--accent-cyan-dim);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-dim);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

/* Terminal-style Input */
.form-input--terminal {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-subtle);
  border-radius: 0;
  padding-left: 0;
}

.form-input--terminal:focus {
  border-color: var(--accent-cyan);
  box-shadow: none;
}

/* --------------------------------------------------------------------------
   Dividers
   -------------------------------------------------------------------------- */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-medium), transparent);
  margin: var(--space-2xl) 0;
}

.divider--glow {
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  box-shadow: 0 0 20px var(--accent-cyan-dim);
}

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

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: var(--glow-cyan); }
  50% { box-shadow: 0 0 30px rgba(0, 245, 255, 0.6), 0 0 60px rgba(0, 245, 255, 0.3); }
}

/* --------------------------------------------------------------------------
   Tooltips
   -------------------------------------------------------------------------- */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-primary);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: var(--z-tooltip);
}

[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(-4px);
}