/*
 * PhilFestive Site Styles
 * ======================
 *
 * CSS Custom Properties System:
 * - Colors: --color-* (brand colors, text, borders)
 * - Spacing: --space-* (sm, md, lg, xl, 2xl, 3xl)
 * - Typography: --font-size-* (logo, heading, body, small, label, tiny)
 * - Sizing: --logo-size, --icon-size, --radius-*, --clip-*, --progress-*
 * - Transitions: --transition-* (fast, normal, slow)
 * - Surfaces: --bg-surface-* (light, medium, solid)
 *
 * Section Order:
 * 1. Variables
 * 2. Reset & Base
 * 3. Layout
 * 4. Typography
 * 5. Sections
 * 6. Project Cards
 * 7. Link Buttons
 * 8. Support Buttons
 * 9. Footer
 * 10. Animations
 * 11. Responsive
 * 12. Reduced Motion
 * 13. Particle Canvas
 */

/* ===== Variables ===== */
:root {
  /* Colors */
  --color-bg-deep: #0D0D15;
  --color-bg-primary: #1A1A2E;
  --color-bg-surface: #2D1B4E;
  --color-phil: #9146FF;
  --color-text-primary: #FAF7F2;
  --color-text-muted: #B589D6;
  --color-gold: #FFD700;
  --color-border: rgba(145, 70, 255, 0.2);
  --color-border-hover: rgba(145, 70, 255, 0.4);
  --color-border-gold: rgba(255, 215, 0, 0.3);

  /* Typography */
  --font-family: 'Fredoka', system-ui, sans-serif;
  --font-size-logo: 42px;
  --font-size-heading: 16px;
  --font-size-body: 15px;
  --font-size-small: 13px;
  --font-size-label: 12px;
  --font-size-tiny: 10px;
  --line-height-base: 1.5;
  --letter-spacing-wide: 0.1em;

  /* Spacing */
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;
  --space-3xl: 48px;

  /* Sizing */
  --max-width: 480px;
  --radius-lg: 16px;
  --radius-md: 8px;
  --logo-size: 64px;
  --icon-size: 24px;
  --progress-height: 6px;
  --clip-width: 120px;
  --clip-height: 80px;

  /* Transitions */
  --transition-fast: 0.2s ease-out;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Animation */
  --float-distance: 4px;
  --float-duration: 3s;
  --stagger-delay: 0.05s;

  /* Shadows */
  --shadow-sm: 0 4px 12px;
  --shadow-lg: 0 8px 24px;

  /* Surface Opacities */
  --bg-surface-light: rgba(45, 27, 78, 0.4);
  --bg-surface-medium: rgba(45, 27, 78, 0.6);
  --bg-surface-solid: rgba(45, 27, 78, 0.85);

  /* TBC Fel Theme Colors */
  --tbc-fel-green: #7FFF00;
  --tbc-fel-green-dark: #00FF66;
  --tbc-purple: #9B30FF;
  --tbc-purple-dark: #4B0082;
  --tbc-bg: rgba(20, 10, 30, 0.9);

  /* Godot Theme Colors */
  --godot-blue: #478CBF;
  --godot-blue-light: #6BB6E7;

  /* Neon Book Colors (Godot Blue Theme) */
  --neon-cyan: #6BB6E7;
  --neon-blue: #478CBF;
  --neon-deep: #3A7CA5;
  --neon-glow: 0 0 5px var(--neon-cyan), 0 0 10px var(--neon-cyan), 0 0 20px var(--neon-blue), 0 0 40px var(--neon-deep);
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-family);
  background: linear-gradient(180deg,
    var(--color-bg-deep) 0%,
    var(--color-bg-primary) 30%,
    var(--color-bg-surface) 70%,
    var(--color-bg-primary) 100%
  );
  background-attachment: fixed;
  color: var(--color-text-primary);
  min-height: 100vh;
  line-height: var(--line-height-base);
}

/* ===== Skip Link ===== */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-phil);
  color: var(--color-text-primary);
  z-index: 100;
  transition: top var(--transition-fast);
  text-decoration: none;
  font-weight: 600;
}
.skip-link:focus {
  top: 0;
}

/* Celeste-inspired atmospheric glow */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    ellipse at 50% 0%,
    rgba(145, 70, 255, 0.15) 0%,
    transparent 50%
  );
  pointer-events: none;
  z-index: -1;
}

/* ===== Layout ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  position: relative;
  z-index: 1;
}

.header {
  margin-bottom: var(--space-3xl);
}

/* ===== Typography ===== */
.logo-text {
  font-size: var(--font-size-logo);
  font-weight: 700;
  margin: 0 0 var(--space-sm);
  line-height: 1.2;
}

.logo-phil {
  font-family: 'Rubik Bubbles', cursive;
  font-size: 1.15em;
  letter-spacing: 2px;
  position: relative;
  display: inline-block;
  color: rgba(145, 70, 255, 0.3);
  -webkit-text-stroke: 2px #9146FF;
  text-shadow:
    /* White outline - larger offsets for visibility */
    -2px -2px 0 #fff,
    2px -2px 0 #fff,
    -2px 2px 0 #fff,
    2px 2px 0 #fff,
    0 -2px 0 #fff,
    0 2px 0 #fff,
    -2px 0 0 #fff,
    2px 0 0 #fff,
    /* Existing 3D shadows */
    4px 4px 0 rgba(45, 27, 78, 0.8),
    7px 7px 0 rgba(30, 18, 52, 0.6);
  animation: card-entrance 0.5s ease 0.15s backwards;
}

.logo-phil::before {
  content: 'Phil';
  position: absolute;
  left: 0;
  top: 0;
  background: linear-gradient(180deg, #FF6B9D 0%, #9146FF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-stroke: 0;
  text-shadow: none;
  clip-path: polygon(
    0% 100%,
    0% 55%,
    15% 45%,
    30% 55%,
    45% 45%,
    60% 55%,
    75% 45%,
    100% 55%,
    100% 100%
  );
  animation: liquid-slosh 3s ease-in-out infinite;
}

.logo-festive {
  font-size: 1.15em;
  background: linear-gradient(90deg,
    #FF6B6B 0%, #FFA500 14%, #FFD93D 28%,
    #6BCB77 42%, #4D96FF 56%, #9146FF 70%, #FF6B9D 84%, #FF6B6B 100%
  );
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: card-entrance 0.5s ease 0.25s backwards, gradient-shift 4s ease infinite;
}

.tagline {
  font-size: 16px;
  color: var(--color-text-muted);
  margin: 0;
  animation: card-entrance 0.5s ease 0.35s backwards;
}

/* Tagline Interactive Links */
.tagline-text {
  color: var(--color-text-muted);
}

.tagline-godot {
  color: var(--godot-blue);
  font-weight: 500;
  opacity: 0.7;
  padding: 2px 6px;
  border-radius: 12px;
  background: rgba(71, 140, 191, 0.1);
}

.tagline-wow {
  color: var(--tbc-fel-green);
  text-decoration: none;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  position: relative;
  text-shadow: 0 0 8px rgba(127, 255, 0, 0.5);
  animation: tagline-wow-pulse 2s ease-in-out infinite;
  transition: all var(--transition-fast);
}

.tagline-wow:hover {
  text-shadow: 0 0 12px var(--tbc-fel-green), 0 0 24px var(--tbc-fel-green);
  transform: scale(1.05);
  color: var(--tbc-fel-green-dark);
}

.tagline-wow:focus-visible {
  outline: 2px solid var(--tbc-fel-green);
  outline-offset: 2px;
}

@keyframes tagline-wow-pulse {
  0%, 100% {
    text-shadow: 0 0 8px rgba(127, 255, 0, 0.5);
  }
  50% {
    text-shadow: 0 0 12px rgba(127, 255, 0, 0.7), 0 0 20px rgba(127, 255, 0, 0.4);
  }
}

/* ===== Neon Open Book Logo (Toon World Pop-Up Style) ===== */
.billboard-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  padding: 40px 60px 24px;
  margin-bottom: var(--space-xl);
}

/* Container for all book flaps */
.book-flaps {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

/* Base flap styles - clean straight neon lines */
.book-flap {
  position: absolute;
  top: 50%;
  height: 70%;
  width: 30px;
  transform: translateY(-50%);
  border: 2px solid var(--neon-cyan);
  background: rgba(0, 10, 30, 0.6);
  box-shadow:
    0 0 5px var(--neon-cyan),
    0 0 10px var(--neon-blue),
    0 0 20px var(--neon-deep);
  animation: neon-pulse 2s ease-in-out infinite;
}

/* Left flaps - fold outward to the left */
.flap-left {
  transform-origin: right center;
  border-right: none;
}

.flap-left.flap-1 {
  left: 0;
  transform: translateY(-50%) perspective(300px) rotateY(25deg);
  animation-delay: 0s;
  opacity: 0.5;
}

.flap-left.flap-2 {
  left: 20px;
  transform: translateY(-50%) perspective(300px) rotateY(18deg);
  animation-delay: 0.1s;
  opacity: 0.7;
}

.flap-left.flap-3 {
  left: 40px;
  transform: translateY(-50%) perspective(300px) rotateY(10deg);
  animation-delay: 0.2s;
  opacity: 0.9;
}

/* Right flaps - fold outward to the right */
.flap-right {
  transform-origin: left center;
  border-left: none;
}

.flap-right.flap-1 {
  right: 0;
  transform: translateY(-50%) perspective(300px) rotateY(-25deg);
  animation-delay: 0s;
  opacity: 0.5;
}

.flap-right.flap-2 {
  right: 20px;
  transform: translateY(-50%) perspective(300px) rotateY(-18deg);
  animation-delay: 0.1s;
  opacity: 0.7;
}

.flap-right.flap-3 {
  right: 40px;
  transform: translateY(-50%) perspective(300px) rotateY(-10deg);
  animation-delay: 0.2s;
  opacity: 0.9;
}

/* Radial glow behind the symbol */
.symbol-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 180px;
  height: 180px;
  background: radial-gradient(
    circle,
    rgba(0, 255, 255, 0.4) 0%,
    rgba(0, 212, 255, 0.2) 30%,
    rgba(0, 102, 255, 0.1) 50%,
    transparent 70%
  );
  border-radius: 50%;
  animation: glow-breathe 2s ease-in-out infinite;
  z-index: 0;
}

@keyframes glow-breathe {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.8;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.15);
    opacity: 1;
  }
}

/* Central Godot symbol - the focal point */
.central-symbol {
  position: relative;
  width: 100px;
  height: 100px;
  z-index: 2;
  filter:
    drop-shadow(0 0 10px var(--neon-cyan))
    drop-shadow(0 0 20px var(--neon-blue))
    drop-shadow(0 0 40px var(--neon-deep));
  animation: symbol-float 3s ease-in-out infinite;
}

@keyframes symbol-float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

/* Logo text styling with neon glow */
.billboard-logo .logo-text {
  margin: var(--space-md) 0 0 0;
  position: relative;
  z-index: 10;
}

/* ===== Sections ===== */
.link-section {
  margin-bottom: var(--space-2xl);
}

.section-header {
  font-size: var(--font-size-label);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-muted);
  margin: 0 0 var(--space-lg);
}

/* Section Box - Glassmorphism container */
.section-box {
  background: var(--bg-surface-light);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  /* No margin-bottom - .link-section handles spacing */
}

/* ===== Project Cards ===== */
.project-card {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
  background: var(--bg-surface-medium);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: left;
}

.project-card:last-child {
  margin-bottom: 0;
}

.project-info {
  flex: 1;
}

.project-title {
  font-size: var(--font-size-heading);
  font-weight: 600;
  margin: 0 0 var(--space-sm);
  color: var(--color-phil);
}

.project-desc {
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  margin: 0 0 var(--space-md);
}

.progress-bar {
  height: var(--progress-height);
  background: rgba(145, 70, 255, 0.2);
  border-radius: calc(var(--progress-height) / 2);
  overflow: hidden;
  margin-bottom: var(--space-sm);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-phil), #FFD93D);
  border-radius: calc(var(--progress-height) / 2);
  transition: width var(--transition-normal);
}

.progress-text {
  font-size: 11px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.project-clip {
  width: var(--clip-width);
  height: var(--clip-height);
  background: rgba(13, 13, 21, 0.6);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.clip-placeholder {
  font-size: var(--font-size-tiny);
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--space-sm);
}

/* ===== Link Buttons ===== */
.link-button {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  width: 100%;
  padding: 14px 20px;
  margin-bottom: var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--bg-surface-medium);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
  overflow: hidden;
  animation: card-entrance var(--transition-slow) backwards;
  will-change: transform;
}

/* External link indicator */
.link-button[target="_blank"]::after {
  content: " \2197";
  font-size: 0.8em;
  opacity: 0.7;
  margin-left: auto;
}

/* Staggered entrance delays */
.link-button:nth-child(1) { animation-delay: 0.1s; }
.link-button:nth-child(2) { animation-delay: 0.15s; }
.link-button:nth-child(3) { animation-delay: 0.2s; }
.link-button:nth-child(4) { animation-delay: 0.25s; }
.link-button:nth-child(5) { animation-delay: 0.3s; }
.link-button:nth-child(6) { animation-delay: 0.35s; }
.link-button:nth-child(7) { animation-delay: 0.4s; }
.link-button:nth-child(8) { animation-delay: 0.45s; }

/* Shimmer sweep effect */
.link-button::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 0.5s ease;
}

.link-button:hover::before {
  left: 100%;
}

.link-button:hover {
  transform: translateY(-2px);
  background: rgba(145, 70, 255, 0.2);
  border-color: var(--color-border-hover);
  box-shadow: 0 8px 24px rgba(145, 70, 255, 0.3);
}

.link-button:focus-visible {
  outline: 3px solid var(--color-phil);
  outline-offset: 3px;
}

.link-button:active {
  transform: scale(0.98);
}

.link-icon {
  width: var(--icon-size);
  height: var(--icon-size);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.link-button:hover .link-icon {
  transform: scale(1.1);
}

/* ===== Support Buttons ===== */
/* Gold tint for support buttons */
.support-button {
  border-color: var(--color-border-gold);
  box-shadow: 0 4px 12px rgba(255, 215, 0, 0.1);
}

.support-button:hover {
  border-color: rgba(255, 215, 0, 0.5);
  box-shadow: 0 8px 24px rgba(255, 215, 0, 0.2);
  background: rgba(255, 215, 0, 0.1);
}

/* ===== Footer ===== */
.footer {
  margin-top: var(--space-2xl);
  font-size: 12px;
  color: var(--color-text-muted);
}

.footer p {
  margin: 0;
}

/* ===== Animations ===== */
@keyframes gentle-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(calc(var(--float-distance) * -1)); }
}

@keyframes card-entrance {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes liquid-slosh {
  0%, 100% {
    clip-path: polygon(0% 100%, 0% 55%, 15% 45%, 30% 55%, 45% 45%, 60% 55%, 75% 45%, 100% 55%, 100% 100%);
  }
  50% {
    clip-path: polygon(0% 100%, 0% 45%, 15% 55%, 30% 45%, 45% 55%, 60% 45%, 75% 55%, 100% 45%, 100% 100%);
  }
}

@keyframes glow-pulse {
  0%, 100% { filter: drop-shadow(0 0 8px rgba(145, 70, 255, 0.3)); }
  50% { filter: drop-shadow(0 0 16px rgba(145, 70, 255, 0.6)); }
}

@keyframes neon-pulse {
  0%, 100% {
    box-shadow: var(--neon-glow);
    filter: brightness(1);
  }
  50% {
    box-shadow:
      0 0 8px var(--neon-cyan),
      0 0 16px var(--neon-cyan),
      0 0 32px var(--neon-blue),
      0 0 64px var(--neon-deep);
    filter: brightness(1.1);
  }
}

/* ===== Responsive ===== */
@media (max-width: 480px) {
  .logo-text { font-size: 32px; }
  .project-card { flex-direction: column; }
  .project-clip { width: 100%; height: 100px; }
  .billboard-logo {
    padding: 30px 40px 20px;
  }
  .central-symbol {
    width: 80px;
    height: 80px;
  }
  .symbol-glow {
    width: 140px;
    height: 140px;
  }
  .book-flap {
    width: 20px;
    height: 60%;
  }
  .flap-left.flap-1 { left: 0; }
  .flap-left.flap-2 { left: 12px; }
  .flap-left.flap-3 { left: 24px; }
  .flap-right.flap-1 { right: 0; }
  .flap-right.flap-2 { right: 12px; }
  .flap-right.flap-3 { right: 24px; }
}

@media (max-width: 360px) {
  .container { padding: 20px 12px; }
  .logo-text { font-size: 28px; }
  .billboard-logo {
    padding: 24px 30px 16px;
  }
  .central-symbol {
    width: 64px;
    height: 64px;
  }
  .symbol-glow {
    width: 110px;
    height: 110px;
  }
  .book-flap {
    width: 16px;
  }
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  .logo-phil,
  .logo-festive,
  .logo-phil::before {
    animation: none;
  }
  .tagline {
    animation: none;
  }
  .tagline-wow {
    animation: none;
    text-shadow: none;
  }
  .tagline-wow:hover {
    transform: none;
  }
  .billboard-logo,
  .book-flap,
  .symbol-glow,
  .central-symbol {
    animation: none;
  }
  .symbol-glow {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.8;
  }
  .central-symbol {
    transform: none;
  }
  .link-button {
    transition: none;
    animation: none;
  }
  .link-button::before {
    display: none;
  }
  .link-icon {
    transition: none;
  }
  .progress-fill {
    transition: none;
  }
  #particle-canvas {
    display: none;
  }
}

/* ===== Particle Canvas ===== */
#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  will-change: contents;
}

/* Mobile performance: disable expensive backdrop-filter blur */
@media (max-width: 768px) {
  .link-button,
  .section-box {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--bg-surface-solid);
  }
}

/* ===== TBC Card Styles ===== */
.tbc-card {
  background: var(--tbc-bg);
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, var(--tbc-fel-green), var(--tbc-purple)) 1;
  border-radius: 0;
  position: relative;
  overflow: hidden;
}

.tbc-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(127, 255, 0, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.tbc-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.tbc-icon {
  width: 40px;
  height: 40px;
  filter: drop-shadow(0 0 8px var(--tbc-fel-green));
}

.tbc-title {
  font-size: 20px;
  font-weight: 700;
  margin: 0;
  background: linear-gradient(90deg, var(--tbc-fel-green), var(--tbc-fel-green-dark));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 20px rgba(127, 255, 0, 0.5);
}

.tbc-subtitle {
  font-size: var(--font-size-small);
  color: var(--tbc-purple);
  margin: 4px 0 0 0;
}

/* TBC Timeline */
@keyframes tbc-fel-pulse {
  0%, 100% {
    box-shadow: 0 0 8px var(--tbc-fel-green);
    opacity: 1;
  }
  50% {
    box-shadow: 0 0 16px var(--tbc-fel-green), 0 0 24px var(--tbc-fel-green);
    opacity: 0.8;
  }
}

.tbc-timeline {
  position: relative;
  padding-left: 20px;
}

.tbc-timeline::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--tbc-fel-green), var(--tbc-purple));
  box-shadow: 0 0 8px var(--tbc-fel-green);
  animation: tbc-fel-pulse 2s ease-in-out infinite;
}

.tbc-phase {
  position: relative;
  padding: var(--space-md) 0;
  padding-left: var(--space-lg);
  margin-left: calc(-1 * var(--space-md));
  padding-right: var(--space-md);
  border-radius: 8px;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.tbc-phase:hover {
  transform: translateX(4px);
  background: rgba(127, 255, 0, 0.05);
  box-shadow: 0 0 12px rgba(127, 255, 0, 0.2);
}

.tbc-phase:active {
  transform: translateX(2px) scale(0.98);
}

.tbc-phase:focus-visible {
  outline: 2px solid var(--tbc-fel-green);
  outline-offset: 2px;
}

.tbc-phase::before {
  content: '';
  position: absolute;
  left: -16px;
  top: 50%;
  transform: translateY(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--tbc-purple-dark);
  border: 2px solid var(--tbc-purple);
  box-shadow: 0 0 6px var(--tbc-purple);
}

.tbc-phase.released::before {
  background: var(--tbc-fel-green);
  border-color: var(--tbc-fel-green);
  box-shadow: 0 0 10px var(--tbc-fel-green);
  animation: tbc-fel-pulse 2s ease-in-out infinite;
}

/* Staggered pulse animation for released phases */
.tbc-phase.released:nth-child(1)::before { animation-delay: 0s; }
.tbc-phase.released:nth-child(2)::before { animation-delay: 0.3s; }
.tbc-phase.released:nth-child(3)::before { animation-delay: 0.6s; }

.tbc-phase-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 4px;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.tbc-phase-name {
  font-size: var(--font-size-body);
  font-weight: 600;
  color: var(--tbc-fel-green);
  transition: text-shadow 0.2s ease;
}

.tbc-phase:hover .tbc-phase-name {
  text-shadow: 0 0 12px var(--tbc-fel-green);
}

.tbc-phase.released .tbc-phase-name {
  color: var(--tbc-fel-green);
}

.tbc-phase-date {
  font-size: var(--font-size-small);
  color: var(--tbc-purple);
  font-weight: 500;
}

.tbc-phase-content {
  font-size: var(--font-size-small);
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* TBC Responsive */
@media (max-width: 480px) {
  .tbc-phase-header {
    flex-direction: column;
    gap: 2px;
  }
  .tbc-title {
    font-size: 18px;
  }
}

/* TBC Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .tbc-timeline::before,
  .tbc-phase.released::before {
    animation: none;
    box-shadow: none;
  }
  .tbc-phase::before {
    box-shadow: none;
  }
  .tbc-phase {
    transition: none;
  }
  .tbc-phase:active {
    transform: none;
  }
  .tbc-phase-name {
    transition: none;
  }
}

/* ===== Social Dropdown ===== */
.social-nav {
  display: flex;
  justify-content: center;
  margin-top: var(--space-lg);
  position: relative;
  animation: card-entrance 0.5s ease 0.45s backwards;
}

.social-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--bg-surface-medium);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  color: var(--color-text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-small);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.social-dropdown-trigger:hover {
  background: rgba(145, 70, 255, 0.2);
  border-color: var(--color-border-hover);
  box-shadow: 0 4px 12px rgba(145, 70, 255, 0.2);
}

.social-dropdown-trigger:focus-visible {
  outline: 3px solid var(--color-phil);
  outline-offset: 3px;
}

.social-dropdown-trigger .chevron {
  width: 12px;
  height: 12px;
  transition: transform var(--transition-fast);
}

.social-dropdown-trigger[aria-expanded="true"] .chevron {
  transform: rotate(180deg);
}

.social-dropdown-panel {
  position: absolute;
  top: calc(100% + var(--space-sm));
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background: var(--bg-surface-solid);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  min-width: 280px;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.social-dropdown-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.social-dropdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.social-dropdown-title {
  font-size: var(--font-size-label);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-muted);
  margin: 0;
}

.social-dropdown-close {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.social-dropdown-close:hover {
  color: var(--color-text-primary);
  background: rgba(145, 70, 255, 0.2);
}

.social-dropdown-close svg {
  width: 16px;
  height: 16px;
}

.social-links-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.social-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-surface-medium);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-small);
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: rgba(145, 70, 255, 0.2);
  border-color: var(--color-border-hover);
  transform: translateY(-1px);
}

.social-link:focus-visible {
  outline: 2px solid var(--color-phil);
  outline-offset: 2px;
}

.social-link svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Desktop: horizontal layout */
@media (min-width: 481px) {
  .social-links-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .social-dropdown-panel {
    min-width: 400px;
  }
}

/* Social Dropdown Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .social-nav {
    animation: none;
  }
  .social-dropdown-trigger,
  .social-dropdown-trigger .chevron,
  .social-link {
    transition: none;
  }
  .social-dropdown-panel {
    transition: none;
  }
  .social-link:hover {
    transform: none;
  }
}

/* ===== TBC Addon Link ===== */
.tbc-addon-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(127, 255, 0, 0.2);
  text-decoration: none;
  color: var(--tbc-fel-green);
  font-size: var(--font-size-small);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.tbc-addon-link:hover {
  color: var(--tbc-fel-green-dark);
  text-shadow: 0 0 12px var(--tbc-fel-green);
}

.tbc-addon-link:focus-visible {
  outline: 2px solid var(--tbc-fel-green);
  outline-offset: 4px;
  border-radius: 4px;
}

.tbc-addon-link .external-icon {
  font-size: 0.9em;
  opacity: 0.8;
}

/* Billboard-style coming soon sign */
.billboard-sign {
  display: inline-block;
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 50%, #FFD700 100%);
  background-size: 200% 200%;
  animation: billboard-shimmer 3s ease-in-out infinite;
  color: #1A1A2E;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 8px 16px;
  border-radius: 4px;
  border: 3px solid #8B4513;
  box-shadow:
    0 4px 0 #5D3A1A,
    0 6px 12px rgba(0, 0, 0, 0.3);
  transform: rotate(-2deg);
  margin-top: 8px;
}

@keyframes billboard-shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}