/* ==========================================================================
   Shadcn-grade Modal & Dialog System (src/components/ui/modal.css)
   ========================================================================== */

/* Backdrop Overlay */
.xwui-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.xwui-modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

/* Modal Card Container */
.xwui-modal-card {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-height: calc(100vh - 3rem);
  background: var(--bg-elevated, #ffffff);
  color: var(--text-primary, #0f172a);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 14px;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.25),
              0 0 0 1px rgba(0, 0, 0, 0.05);
  outline: none;
  transform: scale(0.95) translateY(10px);
  opacity: 0;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.xwui-modal-backdrop.is-open .xwui-modal-card {
  transform: scale(1) translateY(0);
  opacity: 1;
}

:root[data-theme="dark"] .xwui-modal-card {
  background: var(--bg-elevated, #0f172a);
  border-color: var(--border-color, rgba(255, 255, 255, 0.12));
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7),
              0 0 0 1px rgba(255, 255, 255, 0.08);
}

/* Size Variants */
.xwui-modal-sm { max-width: 440px; }
.xwui-modal-md { max-width: 560px; }
.xwui-modal-lg { max-width: 720px; }
.xwui-modal-xl { max-width: 900px; }
.xwui-modal-2xl { max-width: 1100px; }
.xwui-modal-full { max-width: min(94vw, 1400px); height: calc(100vh - 3rem); }

/* Header Section */
.xwui-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color, #f1f5f9);
  flex-shrink: 0;
}

:root[data-theme="dark"] .xwui-modal-header {
  border-bottom-color: rgba(255, 255, 255, 0.07);
}

.xwui-modal-header-left {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  min-width: 0;
  flex: 1;
}

.xwui-modal-icon-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary, #6366f1);
  flex-shrink: 0;
}

:root[data-theme="dark"] .xwui-modal-icon-pill {
  background: rgba(99, 102, 241, 0.2);
}

.xwui-modal-titles {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.xwui-modal-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text-primary, #0f172a);
  letter-spacing: -0.015em;
}

:root[data-theme="dark"] .xwui-modal-title {
  color: #f8fafc;
}

.xwui-modal-description {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-secondary, #64748b);
  line-height: 1.45;
}

:root[data-theme="dark"] .xwui-modal-description {
  color: #94a3b8;
}

/* Close Button (X) */
.xwui-modal-close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: var(--bg-subtle, #f1f5f9);
  color: var(--text-secondary, #64748b);
  cursor: pointer;
  padding: 0;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.xwui-modal-close-btn:hover {
  background: var(--border-color, #e2e8f0);
  color: var(--text-primary, #0f172a);
  transform: scale(1.04);
}

:root[data-theme="dark"] .xwui-modal-close-btn {
  background: rgba(255, 255, 255, 0.08);
  color: #94a3b8;
}

:root[data-theme="dark"] .xwui-modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

/* Scrollable Body Section */
.xwui-modal-body {
  padding: 1.35rem 1.5rem;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.xwui-modal-body::-webkit-scrollbar {
  width: 6px;
}

.xwui-modal-body::-webkit-scrollbar-track {
  background: transparent;
}

.xwui-modal-body::-webkit-scrollbar-thumb {
  background: var(--border-color, #cbd5e1);
  border-radius: 999px;
}

:root[data-theme="dark"] .xwui-modal-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.18);
}

/* Footer Section */
.xwui-modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color, #f1f5f9);
  background: var(--bg-elevated, #ffffff);
  border-bottom-left-radius: 14px;
  border-bottom-right-radius: 14px;
  flex-shrink: 0;
}

:root[data-theme="dark"] .xwui-modal-footer {
  background: var(--bg-elevated, #0f172a);
  border-top-color: rgba(255, 255, 255, 0.07);
}

/* Confirmation & Prompt Dialog Styles */
.xwui-modal-confirm-body,
.xwui-modal-prompt-body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.xwui-modal-confirm-description {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--text-secondary, #475569);
}

:root[data-theme="dark"] .xwui-modal-confirm-description {
  color: #cbd5e1;
}

.xwui-modal-destructive-warning {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.75rem 0.9rem;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: var(--danger, #ef4444);
  font-size: 0.82rem;
  line-height: 1.45;
}

.xwui-modal-required-match-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.6rem 0.85rem;
  background: var(--bg-subtle, #f8fafc);
  border: 1px dashed var(--border-color, #e2e8f0);
  border-radius: 8px;
}

:root[data-theme="dark"] .xwui-modal-required-match-box {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.12);
}

.xwui-modal-match-label {
  font-size: 0.78rem;
  color: var(--text-secondary, #64748b);
  font-weight: 500;
}

.xwui-modal-match-badge {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  background: var(--bg-elevated, #ffffff);
  border: 1px solid var(--border-color, #cbd5e1);
  border-radius: 6px;
  color: var(--text-primary, #0f172a);
}

:root[data-theme="dark"] .xwui-modal-match-badge {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
  color: #f8fafc;
}

.xwui-modal-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.xwui-modal-input {
  display: block;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  height: 2.5rem;
  padding: 0 0.85rem;
  font: inherit;
  font-size: 0.9rem;
  color: var(--text-primary, #0f172a);
  background: var(--bg-input, var(--control-bg, var(--bg-primary, #ffffff)));
  border: var(--border-input-width, 1.5px) solid var(--border-input-color, var(--border-color, #e2e8f0));
  border-radius: var(--radius-input, var(--radius-md, 8px));
  outline: none;
  color-scheme: inherit;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.xwui-modal-input::placeholder {
  color: var(--text-tertiary, #94a3b8);
}

.xwui-modal-input:hover {
  border-color: var(--border-strong, #cbd5e1);
}

.xwui-modal-input:focus {
  border-color: var(--accent-primary, #6366f1);
  box-shadow: var(--glow-input-focus, 0 0 0 3px rgba(99, 102, 241, 0.18));
}

:root[data-theme="dark"] .xwui-modal-input {
  background: var(--bg-input, rgba(255, 255, 255, 0.04));
  border-color: var(--border-input-color, rgba(255, 255, 255, 0.14));
  color: var(--text-primary, #f8fafc);
}

:root[data-theme="dark"] .xwui-modal-input:hover {
  border-color: var(--border-strong, rgba(255, 255, 255, 0.24));
}

.xwui-modal-hint {
  font-size: 0.78rem;
  color: var(--text-secondary, #64748b);
}

.xwui-modal-prompt-input.is-valid-match {
  border-color: var(--success, #22c55e) !important;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15) !important;
}

.xwui-modal-prompt-input.is-invalid-match {
  border-color: var(--danger, #ef4444) !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15) !important;
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .xwui-modal-backdrop {
    padding: 0.5rem;
    align-items: flex-end;
  }
  .xwui-modal-card {
    max-height: 90vh;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
  }
  .xwui-modal-header {
    padding: 1rem 1.15rem;
  }
  .xwui-modal-body {
    padding: 1rem 1.15rem;
  }
  .xwui-modal-footer {
    padding: 0.85rem 1.15rem;
    flex-direction: column-reverse;
  }
  .xwui-modal-footer > button,
  .xwui-modal-footer > .xwui-button,
  .xwui-modal-footer > .aq-admin-btn {
    width: 100%;
  }
}