/* KeyRush Components: Buttons, Tables, Cards, Modals, Keyboard Visualizer, Races */

/* Buttons */
.kr-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 9px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  font-family: inherit;
}

.kr-btn:hover {
  transform: translateY(-1px);
}

.kr-btn-primary {
  background: linear-gradient(135deg, var(--kr-accent-primary), var(--kr-accent-secondary));
  color: #fff;
  box-shadow: 0 4px 14px var(--kr-accent-glow);
}

.kr-btn-primary:hover {
  box-shadow: 0 6px 20px var(--kr-accent-glow);
  filter: brightness(1.1);
}

.kr-btn-secondary {
  background: var(--kr-bg-surface);
  border-color: var(--kr-border);
  color: var(--kr-text-main);
}

.kr-btn-secondary:hover {
  background: var(--kr-bg-surface-elevated);
  border-color: var(--kr-border-highlight);
  color: var(--kr-accent-primary);
}

.kr-btn-danger {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

.kr-btn-danger:hover {
  background: rgba(239, 68, 68, 0.3);
  color: #fff;
}

.kr-btn-success {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.4);
  color: #6ee7b7;
}

.kr-btn-xs {
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  border-radius: 6px;
}

/* Results Screen */
.kr-results-container {
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
  animation: fadeIn 0.3s ease;
}

.kr-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.kr-pb-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: #ffffff;
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.4);
  animation: pulsePB 1.5s infinite;
}

@keyframes pulsePB {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}

.kr-pb-subtext {
  font-size: 0.85rem;
  color: var(--kr-accent-secondary);
  font-family: var(--kr-font-typing);
}

.kr-results-main-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 800px) {
  .kr-results-main-grid {
    grid-template-columns: 1fr;
  }
}

.kr-results-hero-stat {
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 16px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}

.kr-huge-wpm {
  font-size: 5.5rem;
  font-weight: 900;
  line-height: 1;
  font-family: var(--kr-font-typing);
  background: linear-gradient(135deg, var(--kr-accent-primary), var(--kr-accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.kr-results-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1rem;
}

.kr-result-card {
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 14px;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
}

.kr-result-label {
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--kr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

.kr-result-val {
  font-size: 1.75rem;
  font-weight: 700;
  font-family: var(--kr-font-typing);
  color: var(--kr-text-main);
}

.kr-chart-container {
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  position: relative;
}

.kr-chart-canvas {
  width: 100%;
  height: 220px;
  display: block;
}

.kr-results-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Keyboard Visualizer */
.kr-keyboard-section {
  max-width: 820px;
  margin: 2.5rem auto 0 auto;
  user-select: none;
}

.kr-keyboard {
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 16px;
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.kr-key-row {
  display: flex;
  justify-content: center;
  gap: 0.35rem;
}

.kr-key {
  height: 40px;
  min-width: 38px;
  padding: 0 0.5rem;
  background: var(--kr-bg-surface-elevated);
  border: 1px solid var(--kr-border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--kr-font-typing);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--kr-text-muted);
  transition: all 0.08s ease;
}

.kr-key-backspace { min-width: 65px; }
.kr-key-tab { min-width: 55px; }
.kr-key-caps { min-width: 62px; }
.kr-key-enter { min-width: 70px; }
.kr-key-shift { min-width: 85px; }
.kr-key-space { min-width: 250px; }

.kr-key-target {
  border-color: var(--kr-accent-secondary) !important;
  color: var(--kr-accent-secondary) !important;
  box-shadow: 0 0 10px var(--kr-accent-glow);
  background: rgba(6, 182, 212, 0.12);
}

.kr-key-active {
  background: var(--kr-accent-primary) !important;
  color: #fff !important;
  transform: translateY(2px);
  box-shadow: 0 0 14px var(--kr-accent-glow);
}

.kr-key-error {
  background: var(--kr-danger) !important;
  color: #fff !important;
  transform: translateY(2px);
  box-shadow: 0 0 14px rgba(239, 68, 68, 0.6);
}

/* Modals */
.kr-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 5, 10, 0.85);
  backdrop-filter: blur(10px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: fadeIn 0.2s ease;
}

.kr-modal-dialog {
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 18px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  position: relative;
}

.kr-modal-dialog-wide {
  max-width: 860px;
}

.kr-modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--kr-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kr-modal-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.kr-modal-close-btn {
  background: transparent;
  border: none;
  color: var(--kr-text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.2rem;
  border-radius: 4px;
}

.kr-modal-close-btn:hover {
  color: var(--kr-text-main);
}

.kr-modal-body {
  padding: 1.5rem;
}

/* Form inputs */
.kr-form-group {
  margin-bottom: 1.2rem;
}

.kr-form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--kr-text-muted);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.kr-form-input, .kr-form-select, .kr-form-textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  background: var(--kr-bg-surface-elevated);
  border: 1px solid var(--kr-border);
  border-radius: 8px;
  color: var(--kr-text-main);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s ease;
}

.kr-form-input:focus, .kr-form-select:focus, .kr-form-textarea:focus {
  border-color: var(--kr-border-highlight);
  box-shadow: 0 0 10px var(--kr-accent-glow);
}

/* Tabs inside Modal */
.kr-tabs-nav {
  display: flex;
  border-bottom: 1px solid var(--kr-border);
  margin-bottom: 1.25rem;
}

.kr-tab-btn {
  flex: 1;
  padding: 0.65rem;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--kr-text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.kr-tab-btn.active {
  color: var(--kr-accent-primary);
  border-bottom-color: var(--kr-accent-primary);
}

/* Tables */
.kr-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--kr-border);
  border-radius: 12px;
  background: var(--kr-bg-surface);
}

.kr-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.kr-table th {
  padding: 0.85rem 1.1rem;
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--kr-text-muted);
  border-bottom: 1px solid var(--kr-border);
  background: var(--kr-bg-surface-elevated);
}

.kr-table td {
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--kr-border);
}

.kr-table tr:last-child td {
  border-bottom: none;
}

.kr-row-current-user {
  background: rgba(168, 85, 247, 0.08) !important;
  border-left: 3px solid var(--kr-accent-primary);
}

.kr-user-cell {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
}

.kr-user-cell:hover .kr-user-name {
  color: var(--kr-accent-primary);
}

.kr-user-avatar {
  font-size: 1.2rem;
}

.kr-user-name {
  font-weight: 600;
  color: var(--kr-text-main);
}

.kr-user-title {
  display: block;
  font-size: 0.7rem;
  color: var(--kr-text-muted);
}

.kr-tag-you {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.15rem 0.4rem;
  background: var(--kr-accent-primary);
  color: #fff;
  border-radius: 4px;
}

.kr-tag-banned {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.15rem 0.4rem;
  background: var(--kr-danger);
  color: #fff;
  border-radius: 4px;
}

.kr-badge-mode {
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--kr-font-typing);
  padding: 0.2rem 0.5rem;
  background: var(--kr-bg-surface-elevated);
  border: 1px solid var(--kr-border);
  border-radius: 6px;
  color: var(--kr-text-muted);
}

.kr-medal {
  font-weight: 800;
}
.kr-medal-gold { color: #facc15; }
.kr-medal-silver { color: #94a3b8; }
.kr-medal-bronze { color: #d97706; }

/* Stat Cards */
.kr-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.kr-stat-card {
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 12px;
  padding: 1.2rem;
}

.kr-stat-label {
  font-size: 0.725rem;
  font-weight: 700;
  color: var(--kr-text-muted);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.kr-stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  font-family: var(--kr-font-typing);
}

.kr-stat-unit {
  font-size: 0.85rem;
  color: var(--kr-text-muted);
  font-weight: 500;
}

.kr-stat-sub {
  font-size: 0.75rem;
  color: var(--kr-text-muted);
  margin-top: 0.35rem;
}

/* Achievements */
.kr-achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.kr-achievement-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 14px;
  padding: 1.25rem;
  transition: all 0.2s ease;
}

.kr-ach-unlocked {
  border-color: var(--kr-border-highlight);
  box-shadow: 0 4px 18px var(--kr-accent-glow);
}

.kr-ach-locked {
  opacity: 0.45;
  filter: grayscale(0.8);
}

.kr-ach-icon {
  font-size: 2.2rem;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--kr-bg-surface-elevated);
  border-radius: 12px;
  border: 1px solid var(--kr-border);
  flex-shrink: 0;
}

.kr-ach-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.kr-ach-title {
  font-size: 0.95rem;
  font-weight: 700;
}

.kr-ach-tier-badge {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.kr-tier-bronze .kr-ach-tier-badge { background: #78350f; color: #fde68a; }
.kr-tier-silver .kr-ach-tier-badge { background: #334155; color: #cbd5e1; }
.kr-tier-gold .kr-ach-tier-badge { background: #854d0e; color: #fef08a; }
.kr-tier-diamond .kr-ach-tier-badge { background: #0e7490; color: #a5f3fc; }

.kr-ach-desc {
  font-size: 0.8rem;
  color: var(--kr-text-muted);
  line-height: 1.35;
  margin-bottom: 0.35rem;
}

.kr-ach-status {
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--kr-font-typing);
}

.kr-ach-unlocked .kr-ach-status { color: var(--kr-success); }
.kr-ach-locked .kr-ach-status { color: var(--kr-text-muted); }

/* Multiplayer Race Tracks */
.kr-racing-container {
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

.kr-race-text-card {
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
  font-family: var(--kr-font-typing);
  font-size: 1.2rem;
  line-height: 1.8;
}

.kr-race-word {
  color: var(--kr-text-muted);
}
.kr-race-word.kr-word-active {
  color: #fff;
  background: rgba(168, 85, 247, 0.25);
  border-radius: 3px;
}
.kr-race-word.kr-word-done {
  color: var(--kr-success);
}
.kr-race-word.kr-word-error {
  color: var(--kr-danger);
  background: rgba(239, 68, 68, 0.25);
}

.kr-race-input-box {
  width: 100%;
  padding: 0.9rem 1.25rem;
  font-size: 1.2rem;
  font-family: var(--kr-font-typing);
  background: var(--kr-bg-surface-elevated);
  border: 2px solid var(--kr-border-highlight);
  border-radius: 10px;
  color: #fff;
  margin-bottom: 2rem;
  outline: none;
}

.kr-race-track-board {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--kr-bg-surface);
  border: 1px solid var(--kr-border);
  border-radius: 16px;
  padding: 1.5rem;
}

.kr-race-lane {
  background: var(--kr-bg-surface-elevated);
  border: 1px solid var(--kr-border);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  position: relative;
}

.kr-lane-player {
  border-color: var(--kr-accent-primary);
  box-shadow: 0 0 12px var(--kr-accent-glow);
}

.kr-racer-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
}

.kr-racer-wpm {
  font-family: var(--kr-font-typing);
  font-weight: 700;
  color: var(--kr-accent-secondary);
}

.kr-racer-track {
  height: 24px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 12px;
  position: relative;
  overflow: visible;
}

.kr-racer-car {
  position: absolute;
  top: -4px;
  font-size: 1.5rem;
  transition: left 0.15s linear;
  will-change: left;
}

.kr-finish-line {
  position: absolute;
  top: 0;
  right: 0;
  width: 6px;
  height: 100%;
  background: repeating-linear-gradient(45deg, #fff, #fff 4px, #000 4px, #000 8px);
  border-radius: 0 12px 12px 0;
}

/* Practice Pills */
.kr-weak-words-box {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  min-height: 80px;
  padding: 1rem;
  background: var(--kr-bg-surface-elevated);
  border: 1px dashed var(--kr-border);
  border-radius: 10px;
  margin-bottom: 1.5rem;
}

.kr-pill-weak-word {
  padding: 0.3rem 0.65rem;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 6px;
  font-family: var(--kr-font-typing);
  font-size: 0.85rem;
  color: #fca5a5;
}

/* Toast Notifications */
.kr-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--kr-bg-surface-elevated);
  border: 1px solid var(--kr-border-highlight);
  border-radius: 14px;
  padding: 1rem 1.4rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px var(--kr-accent-glow);
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.kr-toast-show {
  transform: translateY(0);
  opacity: 1;
}

.kr-toast-icon {
  font-size: 2rem;
}

.kr-toast-badge {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--kr-accent-secondary);
}

.kr-toast-title {
  font-size: 0.95rem;
  font-weight: 800;
}

.kr-toast-desc {
  font-size: 0.8rem;
  color: var(--kr-text-muted);
}