/* ===================================================
   COMPONENTS.CSS — Reusable Component Styles
   PanPan Portfolio — Neobrutalism Edition
   =================================================== */

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: var(--bg);
  border-bottom: var(--border-width) solid var(--border-color);
  padding: var(--space-3) 0;
  transition: background var(--transition-base);
}

[data-theme="dark"] .navbar {
  background: var(--dark);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.navbar-logo {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.navbar-logo .logo-bracket {
  color: var(--primary);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar-links a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--text);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border: 2px solid transparent;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  transition: all var(--transition-fast);
}

.navbar-links a:hover {
  border: 2px solid var(--border-color);
  background: var(--accent);
  color: var(--dark);
  box-shadow: var(--shadow-sm);
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Theme Toggle */
.theme-toggle {
  width: 50px;
  height: 30px;
  border: var(--border-width) solid var(--border-color);
  background: var(--accent);
  cursor: pointer;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: background var(--transition-fast);
}

.theme-toggle-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 22px;
  height: 22px;
  background: var(--dark);
  border: 2px solid var(--border-color);
  transition: transform var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

[data-theme="dark"] .theme-toggle {
  background: var(--secondary);
}

[data-theme="dark"] .theme-toggle-knob {
  transform: translateX(20px);
  background: var(--accent);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: var(--space-2);
  border: 2px solid var(--border-color);
  background: var(--accent);
  box-shadow: var(--shadow-sm);
}

.hamburger span {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--dark);
  transition: all var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: var(--border-width) solid var(--border-color);
  padding: var(--space-4);
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .mobile-menu {
  background: var(--dark);
}

.mobile-menu.active {
  display: block;
}

.mobile-menu a {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--text);
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--border-color);
  margin-bottom: var(--space-2);
  text-decoration: none;
  text-transform: uppercase;
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

[data-theme="dark"] .mobile-menu a {
  background: var(--dark-alt);
}

.mobile-menu a:hover {
  background: var(--accent);
  color: var(--dark);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-md);
}

/* --- Stat Counter Card --- */
.stat-card {
  padding: var(--space-6);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.stat-card .stat-icon {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-3);
  display: block;
}

.stat-card .stat-number {
  font-family: var(--font-mono);
  font-size: var(--text-5xl);
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--space-2);
  color: var(--dark);
}

[data-theme="dark"] .stat-card .stat-number {
  color: var(--text);
}

.stat-card .stat-label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* --- Project Card --- */
.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-card-image {
  width: 100%;
  height: 200px;
  border-bottom: var(--border-width) solid var(--border-color);
  overflow: hidden;
  position: relative;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card-image .project-placeholder {
  font-size: var(--text-5xl);
}

.project-card-body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.project-card-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
  flex: 1;
}

.project-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.project-card-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: auto;
}

/* --- Terminal Mockup --- */
.terminal {
  background: #0D1117;
  border: var(--border-thick) solid var(--border-color);
  box-shadow: var(--shadow-lg);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  overflow: hidden;
}

.terminal-header {
  background: #161B22;
  padding: var(--space-2) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  border-bottom: 2px solid var(--border-color);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  border: 2px solid var(--border-color);
}

.terminal-dot-red { background: var(--danger); }
.terminal-dot-yellow { background: var(--accent); }
.terminal-dot-green { background: var(--success); }

.terminal-title {
  color: #8B949E;
  font-size: var(--text-xs);
  margin-left: var(--space-2);
}

.terminal-body {
  padding: var(--space-4);
  height: 250px;
  overflow-y: auto;
  color: #C9D1D9;
  line-height: 1.8;
}

.terminal-body::-webkit-scrollbar {
  width: 6px;
}

.terminal-body::-webkit-scrollbar-thumb {
  background: #30363D;
}

.terminal-line {
  white-space: nowrap;
  overflow: hidden;
}

.terminal-line .time {
  color: #8B949E;
}

.terminal-line .success {
  color: var(--success);
}

.terminal-line .info {
  color: #58A6FF;
}

.terminal-line .bot {
  color: var(--accent);
}

/* --- Blog Card --- */
.blog-card {
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-card:hover {
  transform: rotate(-1deg) translate(-2px, -4px);
  box-shadow: var(--shadow-xl);
}

.blog-card-date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
}

.blog-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.blog-card-preview {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* --- Timeline --- */
.timeline {
  position: relative;
  padding-left: 50px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 4px;
  background: repeating-linear-gradient(
    to bottom,
    var(--border-color) 0px,
    var(--border-color) 10px,
    transparent 10px,
    transparent 20px
  );
}

[data-theme="dark"] .timeline::before {
  background: repeating-linear-gradient(
    to bottom,
    var(--text) 0px,
    var(--text) 10px,
    transparent 10px,
    transparent 20px
  );
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-10);
  padding-left: var(--space-8);
}

.timeline-node {
  position: absolute;
  left: -38px;
  top: 5px;
  width: 30px;
  height: 30px;
  border: var(--border-width) solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  z-index: 2;
}

.timeline-year {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-1);
  text-transform: uppercase;
}

.timeline-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.timeline-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- Social Card --- */
.social-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  text-decoration: none;
  color: var(--white);
  transition: all var(--transition-fast);
}

.social-card:hover {
  transform: translateY(-4px) rotate(-1deg);
  box-shadow: var(--shadow-xl);
}

.social-card-icon {
  font-size: var(--text-3xl);
}

.social-card-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
}

.social-card-handle {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  opacity: 0.85;
}

/* --- Toast --- */
.toast-container {
  position: fixed;
  top: var(--space-20);
  right: var(--space-4);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  padding: var(--space-4) var(--space-6);
  border: var(--border-width) solid var(--border-color);
  box-shadow: var(--shadow-lg);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-sm);
  background: var(--accent);
  color: var(--dark);
  max-width: 360px;
  transform: translateX(120%);
  transition: transform var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.toast.active {
  transform: translateX(0);
}

.toast-close {
  margin-left: auto;
  background: none;
  border: 2px solid var(--border-color);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  transition: all var(--transition-fast);
}

.toast-close:hover {
  background: var(--danger);
  color: var(--white);
}

/* --- Command Palette --- */
.command-palette-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 20vh;
}

.command-palette-overlay.active {
  display: flex;
}

.command-palette {
  width: 100%;
  max-width: 560px;
  border: var(--border-thick) solid var(--border-color);
  box-shadow: var(--shadow-xl);
  background: var(--bg);
}

[data-theme="dark"] .command-palette {
  background: var(--dark);
}

.command-palette-input {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  border: none;
  border-bottom: var(--border-width) solid var(--border-color);
  background: transparent;
  color: var(--text);
  outline: none;
}

.command-palette-results {
  max-height: 300px;
  overflow-y: auto;
}

.command-palette-item {
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-fast);
  color: var(--text);
}

.command-palette-item:hover,
.command-palette-item.selected {
  background: var(--accent);
  color: var(--dark);
}

.command-palette-item-icon {
  font-size: var(--text-lg);
  width: 28px;
  text-align: center;
}

.command-palette-item-label {
  flex: 1;
}

.command-palette-item-shortcut {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  background: var(--bg-alt);
  padding: 2px 6px;
  border: 1px solid var(--border-color);
}

.command-palette-hint {
  padding: var(--space-2) var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  text-align: center;
}

/* --- Custom Cursor --- */
.cursor-dot {
  position: fixed;
  width: 12px;
  height: 12px;
  background: var(--primary);
  border: 2px solid var(--border-color);
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.15s, height 0.15s, background 0.15s;
}

.cursor-dot.hovering {
  width: 24px;
  height: 24px;
  background: var(--accent);
  mix-blend-mode: difference;
}

.cursor-trail {
  position: fixed;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  pointer-events: none;
  z-index: calc(var(--z-cursor) - 1);
  opacity: 0.5;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}

/* --- Music Player --- */
.music-player {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-dropdown);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.music-toggle {
  width: 48px;
  height: 48px;
  border: var(--border-width) solid var(--border-color);
  background: var(--secondary);
  color: var(--white);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  transition: all var(--transition-fast);
}

.music-toggle:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-lg);
  background: var(--primary);
}

.music-toggle:active {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-active);
}

.equalizer {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 20px;
}

.equalizer-bar {
  width: 3px;
  background: var(--accent);
  border: 1px solid var(--border-color);
  transition: height 0.1s;
}

.equalizer.playing .equalizer-bar {
  animation: equalizerBounce 0.6s ease-in-out infinite alternate;
}

.equalizer-bar:nth-child(1) { animation-delay: 0s; }
.equalizer-bar:nth-child(2) { animation-delay: 0.1s; }
.equalizer-bar:nth-child(3) { animation-delay: 0.2s; }
.equalizer-bar:nth-child(4) { animation-delay: 0.15s; }
.equalizer-bar:nth-child(5) { animation-delay: 0.05s; }

@keyframes equalizerBounce {
  0% { height: 4px; }
  100% { height: 18px; }
}

/* --- Matrix Rain Overlay --- */
.matrix-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  pointer-events: none;
  display: none;
}

.matrix-overlay.active {
  display: block;
  pointer-events: all;
}

.matrix-overlay canvas {
  width: 100%;
  height: 100%;
}

/* --- Filter Tabs --- */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.filter-tab {
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  border: 2px solid var(--border-color);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

[data-theme="dark"] .filter-tab {
  background: var(--dark-alt);
}

.filter-tab:hover {
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-md);
}

.filter-tab.active {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

/* --- Tech Stack Category Tabs --- */
.tech-category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

/* --- Tech Card --- */
.tech-card {
  padding: var(--space-4);
  text-align: center;
  transition: all var(--transition-fast);
  cursor: default;
}

.tech-card:hover {
  animation: wiggle 0.4s ease;
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

.tech-card-icon {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-2);
  display: block;
}

.tech-card-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
}

@keyframes wiggle {
  0%, 100% { transform: rotate(0deg) scale(1.05); }
  25% { transform: rotate(-3deg) scale(1.05); }
  75% { transform: rotate(3deg) scale(1.05); }
}

/* --- Contact Form --- */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- Confetti Canvas --- */
.confetti-canvas {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  pointer-events: none;
}