/* ===== PROFILE PAGE STYLES ===== */

.profile-container {
  --header-height: 70px;
  min-height: 100vh;
  padding: calc(var(--header-height) + 2rem) 1rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* ===== LOADING & ERROR STATES ===== */

.profile-loading,
.profile-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
  gap: 1rem;
}

.profile-loading .spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--border);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.profile-error i {
  font-size: 4rem;
  color: var(--accent-danger);
  margin-bottom: 1rem;
}

.profile-error h2 {
  font-size: var(--text-3xl);
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.profile-error p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* ===== PROFILE HEADER ===== */

.profile-header {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2rem;
}

.profile-header-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 180px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(236, 72, 153, 0.1));
  z-index: 0;
}

.profile-header-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(139,92,246,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.5;
}

.profile-header-content {
  position: relative;
  z-index: 1;
  padding: 2rem;
  display: flex;
  gap: 2rem;
  align-items: flex-end;
}

.profile-avatar-wrapper {
  position: relative;
  flex-shrink: 0;
}

.profile-avatar {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 4px solid var(--bg-card);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 40px rgba(139, 92, 246, 0.2);
  object-fit: cover;
  background: var(--bg-secondary);
}

.profile-rank-badge {
  position: absolute;
  bottom: 0;
  right: -10px;
  background: var(--gradient-gold);
  color: var(--bg-primary);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 12px rgba(251, 191, 36, 0.4);
}

.profile-info {
  flex: 1;
  min-width: 0;
}

.profile-name {
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.profile-bio {
  color: var(--text-secondary);
  font-size: var(--text-lg);
  margin-bottom: 1rem;
  max-width: 600px;
}

.profile-meta {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.profile-meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.profile-meta-item i {
  color: var(--accent-primary);
}

.profile-actions {
  display: flex;
  gap: 1rem;
}

.profile-actions .btn-secondary {
  white-space: nowrap;
}

/* ===== STATS GRID ===== */

.profile-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(236, 72, 153, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent-primary);
  flex-shrink: 0;
}

.stat-details {
  flex: 1;
  min-width: 0;
}

.stat-value {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 0.25rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* ===== PROFILE SECTIONS ===== */

.profile-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2rem;
}

.section-header {
  margin-bottom: 2rem;
}

.section-header h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-header h2 i {
  color: var(--accent-primary);
}

.section-header p {
  color: var(--text-secondary);
  font-size: var(--text-base);
}

/* ===== ACHIEVEMENTS GRID ===== */

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1.25rem;
}

.achievement-badge {
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.achievement-badge::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(236, 72, 153, 0.05));
  opacity: 0;
  transition: var(--transition);
}

.achievement-badge:hover::before {
  opacity: 1;
}

.achievement-badge:hover {
  transform: translateY(-4px) scale(1.02);
  border-color: var(--border-hover);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* ===== LOCKED STATE - Grayscale + Lock Icon ===== */
.achievement-badge.locked {
  filter: grayscale(100%);
  opacity: 0.5;
  cursor: not-allowed;
}

.achievement-badge.locked::after {
  content: '\f023';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2.5rem;
  color: var(--text-muted);
  opacity: 0.7;
  pointer-events: none;
  z-index: 3;
}

.achievement-badge.locked:hover {
  transform: none;
  box-shadow: none;
}

.achievement-badge.locked .achievement-icon {
  color: var(--text-muted);
}

/* ===== UNLOCKED STATE - Full Color + Shine Effect ===== */
.achievement-badge.unlocked {
  filter: none;
  opacity: 1;
}

.achievement-badge.unlocked::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.15) 50%,
    transparent 70%
  );
  animation: achievement-shine 3s ease-in-out infinite;
  pointer-events: none;
  z-index: 2;
}

@keyframes achievement-shine {
  0%, 100% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
    opacity: 0;
  }
  50% {
    transform: translateX(0%) translateY(0%) rotate(45deg);
    opacity: 1;
  }
}

/* ===== TIER COLORS - Bronze, Silver, Gold, Platinum, Diamond ===== */

/* Bronze Tier - #CD7F32 */
.achievement-badge[data-tier="bronze"],
.achievement-badge.tier-bronze {
  border-color: rgba(205, 127, 50, 0.5);
  background: linear-gradient(135deg, rgba(205, 127, 50, 0.1), rgba(205, 127, 50, 0.05));
}

.achievement-badge[data-tier="bronze"].unlocked,
.achievement-badge.tier-bronze.unlocked {
  border-color: #CD7F32;
  box-shadow: 0 0 20px rgba(205, 127, 50, 0.4);
}

.achievement-badge[data-tier="bronze"] .achievement-icon,
.achievement-badge.tier-bronze .achievement-icon {
  background: linear-gradient(135deg, #CD7F32, #A66828);
  border-color: #CD7F32;
}

/* Silver Tier - #C0C0C0 */
.achievement-badge[data-tier="silver"],
.achievement-badge.tier-silver {
  border-color: rgba(192, 192, 192, 0.5);
  background: linear-gradient(135deg, rgba(192, 192, 192, 0.1), rgba(192, 192, 192, 0.05));
}

.achievement-badge[data-tier="silver"].unlocked,
.achievement-badge.tier-silver.unlocked {
  border-color: #C0C0C0;
  box-shadow: 0 0 20px rgba(192, 192, 192, 0.5);
}

.achievement-badge[data-tier="silver"] .achievement-icon,
.achievement-badge.tier-silver .achievement-icon {
  background: linear-gradient(135deg, #C0C0C0, #A8A8A8);
  border-color: #C0C0C0;
}

/* Gold Tier - #FFD700 */
.achievement-badge[data-tier="gold"],
.achievement-badge.tier-gold {
  border-color: rgba(255, 215, 0, 0.5);
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.15), rgba(255, 215, 0, 0.08));
}

.achievement-badge[data-tier="gold"].unlocked,
.achievement-badge.tier-gold.unlocked {
  border-color: #FFD700;
  box-shadow: 0 0 25px rgba(255, 215, 0, 0.6);
}

.achievement-badge[data-tier="gold"] .achievement-icon,
.achievement-badge.tier-gold .achievement-icon {
  background: linear-gradient(135deg, #FFD700, #FFC700);
  border-color: #FFD700;
}

/* Platinum Tier - #E5E4E2 */
.achievement-badge[data-tier="platinum"],
.achievement-badge.tier-platinum {
  border-color: rgba(229, 228, 226, 0.5);
  background: linear-gradient(135deg, rgba(229, 228, 226, 0.12), rgba(229, 228, 226, 0.06));
}

.achievement-badge[data-tier="platinum"].unlocked,
.achievement-badge.tier-platinum.unlocked {
  border-color: #E5E4E2;
  box-shadow: 0 0 30px rgba(229, 228, 226, 0.7);
}

.achievement-badge[data-tier="platinum"] .achievement-icon,
.achievement-badge.tier-platinum .achievement-icon {
  background: linear-gradient(135deg, #E5E4E2, #D3D3D1);
  border-color: #E5E4E2;
}

/* Diamond Tier - #B9F2FF */
.achievement-badge[data-tier="diamond"],
.achievement-badge.tier-diamond {
  border-color: rgba(185, 242, 255, 0.5);
  background: linear-gradient(135deg, rgba(185, 242, 255, 0.15), rgba(185, 242, 255, 0.08));
}

.achievement-badge[data-tier="diamond"].unlocked,
.achievement-badge.tier-diamond.unlocked {
  border-color: #B9F2FF;
  box-shadow: 0 0 35px rgba(185, 242, 255, 0.8);
  animation: diamond-glow 2s ease-in-out infinite;
}

.achievement-badge[data-tier="diamond"] .achievement-icon,
.achievement-badge.tier-diamond .achievement-icon {
  background: linear-gradient(135deg, #B9F2FF, #A0E7FF);
  border-color: #B9F2FF;
}

@keyframes diamond-glow {
  0%, 100% {
    box-shadow: 0 0 35px rgba(185, 242, 255, 0.8);
  }
  50% {
    box-shadow: 0 0 50px rgba(185, 242, 255, 1), 0 0 70px rgba(185, 242, 255, 0.6);
  }
}

/* Achievement Icon */
.achievement-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  margin: 0 auto 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  position: relative;
  z-index: 1;
  background: var(--bg-primary);
  border: 2px solid transparent;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.achievement-badge.unlocked .achievement-icon {
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
  animation: achievement-icon-glow 2s ease-in-out infinite;
}

@keyframes achievement-icon-glow {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
  }
  50% {
    box-shadow: 0 4px 30px rgba(139, 92, 246, 0.6), 0 0 40px rgba(139, 92, 246, 0.3);
  }
}

.achievement-icon i {
  color: #fff;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.achievement-badge.unlocked:hover .achievement-icon {
  transform: scale(1.1) rotate(5deg);
}

.achievement-locked-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.5rem;
  color: var(--text-muted);
  z-index: 3;
}

.achievement-name {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
  position: relative;
  z-index: 1;
  line-height: 1.3;
}

.achievement-description {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
  position: relative;
  z-index: 1;
}

/* ===== PROGRESS BAR for Partial Achievements ===== */
.achievement-progress {
  width: 100%;
  margin-top: 0.75rem;
  position: relative;
  z-index: 1;
}

.achievement-progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(139, 92, 246, 0.1);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
  margin-bottom: 0.25rem;
}

.achievement-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 3px;
  transition: width 0.5s ease;
  position: relative;
}

.achievement-progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: progress-shine 2s ease-in-out infinite;
}

@keyframes progress-shine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.achievement-progress-text {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
}

/* ===== UNLOCK ANIMATION ===== */
.achievement-badge.unlocking {
  animation: achievement-unlock 0.6s ease-out;
}

@keyframes achievement-unlock {
  0% {
    transform: scale(0.8);
    opacity: 0;
  }
  50% {
    transform: scale(1.15);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

/* Hover glow effect for unlocked badges */
.achievement-badge.unlocked:hover {
  animation: achievement-hover-pulse 0.5s ease-in-out;
}

@keyframes achievement-hover-pulse {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.2); }
}

/* ===== WINS LIST ===== */

.wins-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.win-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  transition: var(--transition);
}

.win-item:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.win-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--gradient-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--bg-primary);
  flex-shrink: 0;
}

.win-details h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.win-details p {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.win-date {
  font-size: var(--text-sm);
  color: var(--text-muted);
  white-space: nowrap;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

/* ===== REFERRAL SECTION ===== */

.referral-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
}

.referral-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.referral-stat {
  text-align: center;
}

.referral-stat-value {
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 0.5rem;
}

.referral-stat-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.referral-code-wrapper {
  max-width: 600px;
}

.referral-input-group {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.referral-input-group .form-input {
  flex: 1;
  font-family: monospace;
  font-size: var(--text-sm);
}

.referral-input-group .btn-primary {
  flex-shrink: 0;
}

/* ===== RESPONSIVE DESIGN ===== */

@media (max-width: 768px) {
  .profile-container {
    padding: calc(var(--header-height) + 1rem) 0.75rem 5rem;
  }

  .profile-header-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.5rem 1rem;
  }

  .profile-avatar {
    width: 120px;
    height: 120px;
  }

  .profile-name {
    font-size: var(--text-3xl);
  }

  .profile-bio {
    max-width: 100%;
  }

  .profile-meta {
    justify-content: center;
  }

  .profile-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .profile-section {
    padding: 1.5rem 1rem;
  }

  .achievements-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
  }

  .achievement-badge {
    padding: 1rem 0.5rem;
  }

  .achievement-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .win-item {
    grid-template-columns: auto 1fr;
    gap: 1rem;
  }

  .win-date {
    grid-column: 2;
    text-align: right;
  }

  .referral-card {
    padding: 1.5rem 1rem;
  }

  .referral-input-group {
    flex-direction: column;
  }

  .referral-input-group .btn-primary {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .profile-stats-grid {
    grid-template-columns: 1fr;
  }

  .achievements-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-card {
    padding: 1rem;
  }
}

/* ===== ANIMATIONS ===== */

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.profile-content {
  animation: fadeIn 0.5s ease;
}

/* ===== ACCESSIBILITY ===== */

.profile-actions button:focus,
.achievement-badge:focus {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}