/* LsaTdxFeedback Styles - Self-contained and namespaced */

/*
 * Themeable tokens. Override any of these in your own stylesheet (loaded after
 * this one) to rebrand the modal without copying it. Defaults target WCAG 2.2
 * AAA: 7:1 text contrast and 44px minimum touch targets, in light and dark.
 */
:root {
  --lsa-tdx-feedback-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --lsa-tdx-feedback-surface: #ffffff;
  --lsa-tdx-feedback-text: #1a1a1a;
  --lsa-tdx-feedback-text-muted: #33383f;   /* >= 7:1 on the surface */
  --lsa-tdx-feedback-border: #ced4da;

  --lsa-tdx-feedback-field-bg: #ffffff;
  --lsa-tdx-feedback-field-text: #1a1a1a;
  --lsa-tdx-feedback-placeholder: #4b5563;  /* >= 7:1 on the field */

  --lsa-tdx-feedback-accent: #1e3a8a;       /* white text on this is >= 7:1 */
  --lsa-tdx-feedback-accent-hover: #172e6e;
  --lsa-tdx-feedback-on-accent: #ffffff;
  --lsa-tdx-feedback-focus-ring: rgba(30, 58, 138, 0.35);

  --lsa-tdx-feedback-backdrop: rgba(0, 0, 0, 0.5);
  --lsa-tdx-feedback-target-min: 44px;      /* WCAG 2.5.5 */

  --lsa-tdx-feedback-success-bg: #d4edda;
  --lsa-tdx-feedback-success-text: #0f5132; /* >= 7:1 on success-bg */
  --lsa-tdx-feedback-success-border: #badbcc;
  --lsa-tdx-feedback-error-bg: #f8d7da;
  --lsa-tdx-feedback-error-text: #842029;   /* >= 7:1 on error-bg */
  --lsa-tdx-feedback-error-border: #f5c2c7;
}

@media (prefers-color-scheme: dark) {
  :root {
    --lsa-tdx-feedback-surface: #1e232b;
    --lsa-tdx-feedback-text: #f1f5f9;
    --lsa-tdx-feedback-text-muted: #c4ccd6;
    --lsa-tdx-feedback-border: #333b45;

    --lsa-tdx-feedback-field-bg: #12161c;
    --lsa-tdx-feedback-field-text: #f1f5f9;
    --lsa-tdx-feedback-placeholder: #b3bcc9;

    /* accent + white text stay AAA on the dark surface */

    --lsa-tdx-feedback-success-bg: #0f2e1d;
    --lsa-tdx-feedback-success-text: #a7f3d0;
    --lsa-tdx-feedback-success-border: #1c4a30;
    --lsa-tdx-feedback-error-bg: #3b1418;
    --lsa-tdx-feedback-error-text: #fecaca;
    --lsa-tdx-feedback-error-border: #5b1d23;
  }
}

/* Trigger Button */
.lsa-tdx-feedback-trigger-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  min-width: var(--lsa-tdx-feedback-target-min);
  min-height: var(--lsa-tdx-feedback-target-min);
  background: var(--lsa-tdx-feedback-accent);
  color: var(--lsa-tdx-feedback-on-accent);
  border: none;
  border-radius: 25px;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--lsa-tdx-feedback-font);
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  transition: all 0.2s ease;
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.lsa-tdx-feedback-trigger-btn:hover {
  background: var(--lsa-tdx-feedback-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

.lsa-tdx-feedback-trigger-btn:active {
  transform: translateY(0);
}

.lsa-tdx-feedback-trigger-btn:focus-visible {
  outline: 3px solid var(--lsa-tdx-feedback-accent);
  outline-offset: 2px;
}

.lsa-tdx-feedback-trigger-text {
  display: inline;
}

@media (max-width: 768px) {
  .lsa-tdx-feedback-trigger-btn {
    bottom: 15px;
    right: 15px;
    padding: 10px 16px;
    font-size: 13px;
  }

  /* min-width/min-height keep the 44px floor even with the label hidden */
  .lsa-tdx-feedback-trigger-text {
    display: none;
  }
}

/*
 * Modal — a native <dialog>. The browser promotes it to the top layer (renders
 * above all page content, no z-index needed) and makes the rest of the page
 * inert. The dialog element itself is the visible panel; the backdrop is the
 * ::backdrop pseudo-element.
 */
.lsa-tdx-feedback-modal {
  padding: 0;
  border: none;
  border-radius: 12px;
  background: var(--lsa-tdx-feedback-surface);
  color: var(--lsa-tdx-feedback-text);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  font-family: var(--lsa-tdx-feedback-font);
}

.lsa-tdx-feedback-modal[open] {
  animation: lsa-tdx-feedback-modal-enter 0.3s ease-out;
}

.lsa-tdx-feedback-modal::backdrop {
  background: var(--lsa-tdx-feedback-backdrop);
  backdrop-filter: blur(4px);
}

@keyframes lsa-tdx-feedback-modal-enter {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .lsa-tdx-feedback-modal[open] {
    animation: none;
  }
}

/* Content is now a plain wrapper — the dialog element carries the panel look. */
.lsa-tdx-feedback-modal-content {
  position: relative;
}

.lsa-tdx-feedback-modal-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--lsa-tdx-feedback-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.lsa-tdx-feedback-modal-header h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  color: var(--lsa-tdx-feedback-text);
}

.lsa-tdx-feedback-close-btn {
  background: none;
  border: none;
  font-size: 24px;
  line-height: 1;
  color: var(--lsa-tdx-feedback-text-muted);
  cursor: pointer;
  padding: 0;
  min-width: var(--lsa-tdx-feedback-target-min);
  min-height: var(--lsa-tdx-feedback-target-min);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.lsa-tdx-feedback-close-btn:hover {
  background: var(--lsa-tdx-feedback-border);
  color: var(--lsa-tdx-feedback-text);
}

.lsa-tdx-feedback-close-btn:focus-visible {
  outline: 3px solid var(--lsa-tdx-feedback-accent);
  outline-offset: 2px;
}

.lsa-tdx-feedback-modal-body {
  padding: 24px;
}

.lsa-tdx-feedback-form-group {
  margin-bottom: 20px;
}

.lsa-tdx-feedback-form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
  color: var(--lsa-tdx-feedback-text);
  font-size: 14px;
}

.lsa-tdx-feedback-form-group input,
.lsa-tdx-feedback-form-group select,
.lsa-tdx-feedback-form-group textarea {
  width: 100%;
  padding: 10px 12px;
  min-height: var(--lsa-tdx-feedback-target-min);
  /* Pin field colors so a theme-aware host app's global form styles can't
     bleed light-on-light (or dark-on-dark) into the modal. */
  background-color: var(--lsa-tdx-feedback-field-bg);
  color: var(--lsa-tdx-feedback-field-text);
  border: 1px solid var(--lsa-tdx-feedback-border);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

.lsa-tdx-feedback-form-group input::placeholder,
.lsa-tdx-feedback-form-group textarea::placeholder {
  color: var(--lsa-tdx-feedback-placeholder);
}

.lsa-tdx-feedback-form-group input:focus,
.lsa-tdx-feedback-form-group select:focus,
.lsa-tdx-feedback-form-group textarea:focus {
  outline: none;
  border-color: var(--lsa-tdx-feedback-accent);
  box-shadow: 0 0 0 3px var(--lsa-tdx-feedback-focus-ring);
}

.lsa-tdx-feedback-form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.lsa-tdx-feedback-help-text {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--lsa-tdx-feedback-text-muted);
}

.lsa-tdx-feedback-modal-footer {
  padding: 16px 24px 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.lsa-tdx-feedback-btn {
  padding: 10px 20px;
  min-height: var(--lsa-tdx-feedback-target-min);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: inherit;
}

.lsa-tdx-feedback-btn:focus-visible {
  outline: 3px solid var(--lsa-tdx-feedback-accent);
  outline-offset: 2px;
}

.lsa-tdx-feedback-btn-primary {
  background: var(--lsa-tdx-feedback-accent);
  color: var(--lsa-tdx-feedback-on-accent);
}

.lsa-tdx-feedback-btn-primary:hover:not(:disabled) {
  background: var(--lsa-tdx-feedback-accent-hover);
}

.lsa-tdx-feedback-btn-primary:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.lsa-tdx-feedback-btn-secondary {
  background: var(--lsa-tdx-feedback-surface);
  color: var(--lsa-tdx-feedback-text-muted);
  border-color: var(--lsa-tdx-feedback-border);
}

.lsa-tdx-feedback-btn-secondary:hover {
  background: var(--lsa-tdx-feedback-border);
  color: var(--lsa-tdx-feedback-text);
}

.lsa-tdx-feedback-loading-spinner {
  animation: lsa-tdx-feedback-spin 1s linear infinite;
}

@keyframes lsa-tdx-feedback-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .lsa-tdx-feedback-loading-spinner {
    animation-duration: 0s;
  }
}

/* Messages */
.lsa-tdx-feedback-message {
  margin: 16px 24px 0;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 14px;
}

.lsa-tdx-feedback-message.success {
  background: var(--lsa-tdx-feedback-success-bg);
  color: var(--lsa-tdx-feedback-success-text);
  border: 1px solid var(--lsa-tdx-feedback-success-border);
}

.lsa-tdx-feedback-message.error {
  background: var(--lsa-tdx-feedback-error-bg);
  color: var(--lsa-tdx-feedback-error-text);
  border: 1px solid var(--lsa-tdx-feedback-error-border);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .lsa-tdx-feedback-modal {
    width: 95%;
    max-height: 96vh;
  }

  .lsa-tdx-feedback-modal-header,
  .lsa-tdx-feedback-modal-body {
    padding: 20px;
  }

  .lsa-tdx-feedback-modal-footer {
    padding: 12px 20px 20px;
    flex-direction: column;
  }

  .lsa-tdx-feedback-btn {
    width: 100%;
  }
}