/* ======================================= */
/* USERNAME GENERATOR - MODERN UNIFIED     */
/* ======================================= */

/* ===== COLOR DEFINITIONS ===== */
/* Dark mode is default, light mode overrides via :root.light-mode */

.username-generator-card {
  /* Dark mode colors */
  --username-bg-card: var(--secondary-bg);
  --username-bg-input: var(--primary-bg);
  --username-bg-panel: var(--secondary-bg);
  --username-border: var(--border-color);
  --username-text: var(--text-primary);
  --username-text-secondary: var(--text-secondary);
  --username-button-bg: var(--primary-bg);
  --username-button-text: var(--text-primary);
  --username-button-border: var(--border-color);
  --username-button-hover-border: var(--link-color);
  --username-button-hover-shadow: rgba(88, 166, 255, 0.2);
  --username-active-bg: var(--link-color);
  --username-active-border: var(--link-color);
  --username-active-shadow: rgba(88, 166, 255, 0.3);
  --username-focus-border: var(--link-color);
  --username-focus-shadow: rgba(88, 166, 255, 0.1);
}

/* Light mode color overrides */
:root.light-mode .username-generator-card {
  --username-bg-card: #ffffff;
  --username-bg-input: #ffffff;
  --username-bg-panel: #f9fafb;
  --username-border: #d0d7de;
  --username-text: #24292f;
  --username-text-secondary: #57606a;
  --username-button-bg: #ffffff;
  --username-button-text: #24292f;
  --username-button-border: #d0d7de;
  --username-button-hover-border: #0969da;
  --username-button-hover-shadow: rgba(9, 105, 218, 0.15);
  --username-active-bg: #0969da;
  --username-active-border: #0969da;
  --username-active-shadow: rgba(9, 105, 218, 0.2);
  --username-focus-border: #0969da;
  --username-focus-shadow: rgba(9, 105, 218, 0.1);
}

/* ===== MAIN CARD ===== */
.username-generator-card {
  max-width: 100%;
  margin: 0 auto;
  padding: 2rem;
  background: var(--username-bg-card);
  border: 1px solid var(--username-border);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  color: var(--username-text);
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}

/* Gradient top border */
.username-generator-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #9333ea, #3b82f6, #9333ea);
  background-size: 200% 100%;
  animation: usernameGradientShift 3s ease infinite;
}

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

/* ===== HEADER ===== */
.username-generator-card h1 {
  color: var(--username-text);
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  text-align: center;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.username-intro {
  text-align: center;
  color: var(--username-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  line-height: 1.6;
  font-weight: 400;
}

/* ===== LAYOUT ===== */
.username-main-layout {
  display: flex;
  gap: 2rem;
}

.username-settings-column {
  flex: 1;
  min-width: 300px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.username-output-column {
  flex: 2;
  min-width: 400px;
  min-height: 500px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ===== SETTINGS PANEL ===== */
.username-settings {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background: var(--username-bg-panel);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--username-border);
  transition: all 0.3s ease;
}

.username-settings:hover {
  border-color: var(--username-button-hover-border);
}

.username-settings > div {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.username-settings label {
  font-weight: 500;
  color: var(--username-text);
  font-size: 0.875rem;
}

/* ===== MODE BUTTONS ===== */
.username-mode-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.username-mode-btn {
  flex: 1;
  padding: 0.625rem 1rem;
  background: transparent;
  border: 2px solid var(--username-border);
  border-radius: 8px;
  color: var(--username-text);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.username-mode-btn:hover:not(.active) {
  border-color: var(--username-button-hover-border);
  background: var(--username-bg-panel);
  transform: translateY(-1px);
}

.username-mode-btn.active {
  background: var(--username-active-bg) !important;
  border-color: var(--username-active-border) !important;
  color: white !important;
  box-shadow: 0 4px 12px var(--username-active-shadow) !important;
  transform: translateY(-1px);
}

/* ===== CUSTOM USERNAME INPUT ===== */
#customUsername {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--username-bg-input);
  color: var(--username-text);
  border: 2px solid var(--username-border);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

#customUsername::placeholder {
  color: var(--username-text-secondary);
  opacity: 0.6;
}

#customUsername:focus {
  outline: none;
  border-color: var(--username-focus-border);
  box-shadow: 0 0 0 3px var(--username-focus-shadow);
}

/* ===== CHECKBOXES ===== */
.username-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.username-checkbox-option {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--username-bg-card);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid var(--username-border);
}

.username-checkbox-option:hover {
  background: var(--username-bg-panel);
  border-color: var(--username-button-hover-border);
  transform: translateX(2px);
}

.username-checkbox-option span {
  color: var(--username-text);
  font-size: 0.875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.username-option-icon {
  font-size: 1.1rem;
}

.username-checkbox-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--username-focus-border);
  flex-shrink: 0;
}

/* ===== ACTION BUTTONS ===== */
.username-generator-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.username-actions-row {
  display: flex;
  justify-content: flex-end;
}

.username-btn-primary,
.username-btn-secondary,
.username-btn-reset {
  padding: 0.875rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  border: 2px solid var(--username-active-border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--username-active-bg);
  color: white;
  box-shadow: 0 2px 8px var(--username-active-shadow);
}

.username-btn-primary:hover:not(:disabled),
.username-btn-secondary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--username-active-shadow);
  opacity: 0.9;
}

.username-btn-primary:active:not(:disabled),
.username-btn-secondary:active:not(:disabled) {
  transform: translateY(0);
}

.username-btn-primary:disabled,
.username-btn-secondary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Secondary button - groen voor kopiëren */
.username-btn-secondary {
  border-color: var(--button-primary-bg) !important;
  background: var(--button-primary-bg) !important;
  box-shadow: 0 2px 8px rgba(35, 134, 54, 0.3) !important;
}

.username-btn-secondary:hover:not(:disabled) {
  background: var(--button-primary-hover) !important;
  border-color: var(--button-primary-hover) !important;
  box-shadow: 0 4px 12px rgba(35, 134, 54, 0.4) !important;
}

/* Reset button - rood */
.username-btn-reset {
  border-color: #dc2626 !important;
  background: #dc2626 !important;
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3) !important;
}

.username-btn-reset:hover {
  background: #b91c1c !important;
  border-color: #b91c1c !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.4) !important;
}

.username-btn-reset:active {
  transform: translateY(0);
}

/* ===== USERNAME OUTPUT ===== */
.username-output {
  background: var(--username-bg-panel);
  border: 1px solid var(--username-border);
  border-radius: 12px;
  padding: 1.5rem;
  font-family: "Roboto Mono", "Courier New", monospace;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--username-text);
  overflow-y: auto;
  max-height: 650px;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.username-output:hover {
  border-color: var(--username-button-hover-border);
}

/* Scrollbar */
.username-output::-webkit-scrollbar {
  width: 8px;
}

.username-output::-webkit-scrollbar-track {
  background: var(--username-bg-card);
  border-radius: 10px;
}

.username-output::-webkit-scrollbar-thumb {
  background: var(--username-active-bg);
  border-radius: 10px;
}

.username-output::-webkit-scrollbar-thumb:hover {
  background: var(--username-button-hover-border);
}

/* ===== USERNAME ITEMS ===== */
.username-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem;
  border-radius: 8px;
  background: var(--username-bg-card);
  border: 1px solid var(--username-border);
  transition: all 0.2s ease;
}

.username-item:hover {
  border-color: var(--username-button-hover-border);
  transform: translateX(2px);
}

.username-value {
  flex-grow: 1;
  color: var(--username-active-bg);
  font-weight: 700;
  font-size: 0.95rem;
}

.username-copy-btn {
  flex-shrink: 0;
  padding: 0.5rem 1rem;
  background: var(--username-active-bg);
  color: white;
  border: 2px solid var(--username-active-border);
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px var(--username-active-shadow);
}

.username-copy-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--username-active-shadow);
  opacity: 0.9;
}

.username-copy-btn:active {
  transform: translateY(0);
}

/* ===== PLACEHOLDER ===== */
.username-placeholder {
  color: var(--username-text-secondary);
  text-align: center;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 2.5rem 1.5rem;
  background: var(--username-bg-card);
  border-radius: 8px;
  border: 2px dashed var(--username-border);
}

/* ===== FEEDBACK ===== */
.username-feedback-message {
  text-align: center;
  background: var(--button-primary-bg);
  color: white;
  padding: 0.75rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(35, 134, 54, 0.3);
}

.username-feedback-message.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .username-main-layout {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .username-settings-column,
  .username-output-column {
    flex: none;
    min-width: unset;
  }

  .username-output {
    max-height: 500px;
  }
}

@media (max-width: 768px) {
  .username-generator-card {
    padding: 1.5rem;
    border-radius: 12px;
  }

  .username-generator-card h1 {
    font-size: 1.5rem;
  }

  .username-intro {
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
  }

  .username-settings {
    gap: 1.25rem;
    padding: 1.25rem;
  }

  .username-generator-box {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .username-btn-primary,
  .username-btn-secondary,
  .username-btn-reset {
    padding: 0.75rem 1.25rem;
    font-size: 0.875rem;
  }

  .username-output {
    font-size: 0.85rem;
    padding: 1.25rem;
    max-height: 350px;
  }

  .username-item {
    gap: 0.625rem;
    padding: 0.875rem;
  }

  .username-value {
    font-size: 0.875rem;
  }

  .username-copy-btn {
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
  }
}

@media (max-width: 480px) {
  .username-generator-card {
    padding: 1.25rem;
  }

  .username-generator-card h1 {
    font-size: 1.35rem;
  }

  .username-intro {
    font-size: 0.8rem;
  }

  .username-settings {
    padding: 1rem;
  }

  .username-output {
    font-size: 0.8rem;
    padding: 1rem;
  }
}