/* SeggWat Core CSS - Shared design tokens and base styles for all widgets */
/* Version: 1.0.0 */

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */

:root {
  /* Typography */
  --seggwat-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --seggwat-font-mono: "Fira Code", Monaco, Consolas, "Courier New", monospace;

  /* Font Sizes */
  --seggwat-text-xs: 0.75rem; /* 12px */
  --seggwat-text-sm: 0.875rem; /* 14px */
  --seggwat-text-base: 1rem; /* 16px */
  --seggwat-text-lg: 1.125rem; /* 18px */
  --seggwat-text-xl: 1.25rem; /* 20px */

  /* Spacing */
  --seggwat-space-1: 0.25rem; /* 4px */
  --seggwat-space-2: 0.5rem; /* 8px */
  --seggwat-space-3: 0.75rem; /* 12px */
  --seggwat-space-4: 1rem; /* 16px */
  --seggwat-space-5: 1.25rem; /* 20px */
  --seggwat-space-6: 1.5rem; /* 24px */
  --seggwat-space-8: 2rem; /* 32px */

  /* Border Radius */
  --seggwat-radius-sm: 0.25rem; /* 4px */
  --seggwat-radius-md: 0.375rem; /* 6px */
  --seggwat-radius-lg: 0.5rem; /* 8px */
  --seggwat-radius-xl: 0.75rem; /* 12px */
  --seggwat-radius-full: 9999px;

  /* Shadows */
  --seggwat-shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --seggwat-shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1),
    0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --seggwat-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --seggwat-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --seggwat-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --seggwat-shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Z-index layers */
  --seggwat-z-dropdown: 1000;
  --seggwat-z-sticky: 1020;
  --seggwat-z-fixed: 1030;
  --seggwat-z-modal-backdrop: 1040;
  --seggwat-z-modal: 1050;
  --seggwat-z-popover: 1060;
  --seggwat-z-tooltip: 1070;
  --seggwat-z-widget: 9999;

  /* Transitions */
  --seggwat-transition-fast: 0.15s ease-in-out;
  --seggwat-transition-base: 0.2s ease-in-out;
  --seggwat-transition-slow: 0.3s ease-in-out;

  /* Colors - Neutral */
  --seggwat-gray-50: #f9fafb;
  --seggwat-gray-100: #f3f4f6;
  --seggwat-gray-200: #e5e7eb;
  --seggwat-gray-300: #d1d5db;
  --seggwat-gray-400: #9ca3af;
  --seggwat-gray-500: #6b7280;
  --seggwat-gray-600: #4b5563;
  --seggwat-gray-700: #374151;
  --seggwat-gray-800: #1f2937;
  --seggwat-gray-900: #111827;

  /* Colors - Semantic */
  --seggwat-success: #10b981;
  --seggwat-error: #ef4444;
  --seggwat-warning: #f59e0b;
  --seggwat-info: #3b82f6;

  /* Default theme color (can be overridden by widgets) */
  --seggwat-color: #2563eb;
  --seggwat-hover: #1d4ed8;
  --seggwat-outline: rgba(37, 99, 235, 0.2);
}

/* ========================================
   Base Reset for All Widgets
   ======================================== */

[class^="seggwat-"],
[class*=" seggwat-"] {
  box-sizing: border-box;
}

[class^="seggwat-"] *,
[class*=" seggwat-"] * {
  box-sizing: border-box;
}

/* ========================================
   Common Button Styles
   ======================================== */

.seggwat-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--seggwat-space-2);
  padding: var(--seggwat-space-2) var(--seggwat-space-4);
  font-family: var(--seggwat-font-family);
  font-size: var(--seggwat-text-sm);
  font-weight: 500;
  line-height: 1.5;
  border-radius: var(--seggwat-radius-lg);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--seggwat-transition-base);
  text-decoration: none;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

.seggwat-btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--seggwat-outline);
}

.seggwat-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Button Variants */
.seggwat-btn-primary {
  background-color: var(--seggwat-color);
  color: white;
  border-color: var(--seggwat-color);
}

.seggwat-btn-primary:hover:not(:disabled) {
  background-color: var(--seggwat-hover);
  border-color: var(--seggwat-hover);
}

.seggwat-btn-secondary {
  background-color: transparent;
  color: var(--seggwat-gray-700);
  border-color: var(--seggwat-gray-300);
}

.seggwat-btn-secondary:hover:not(:disabled) {
  background-color: var(--seggwat-gray-100);
}

.seggwat-btn-ghost {
  background-color: transparent;
  color: var(--seggwat-gray-700);
  border-color: transparent;
}

.seggwat-btn-ghost:hover:not(:disabled) {
  background-color: var(--seggwat-gray-100);
}

/* Button Sizes */
.seggwat-btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: var(--seggwat-text-xs);
}

.seggwat-btn-lg {
  padding: 0.625rem 1.25rem;
  font-size: var(--seggwat-text-base);
}

/* ========================================
   Common Modal/Overlay Styles
   ======================================== */

.seggwat-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: var(--seggwat-z-modal-backdrop);
  opacity: 0;
  transition: opacity var(--seggwat-transition-base);
}

.seggwat-overlay.seggwat-show {
  opacity: 1;
}

.seggwat-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  background-color: white;
  border-radius: var(--seggwat-radius-xl);
  box-shadow: var(--seggwat-shadow-2xl);
  z-index: var(--seggwat-z-modal);
  max-width: 90vw;
  max-height: 90vh;
  overflow: auto;
  opacity: 0;
  transition: all var(--seggwat-transition-base);
}

.seggwat-modal.seggwat-show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* ========================================
   Common Input Styles
   ======================================== */

.seggwat-input,
.seggwat-textarea {
  display: block;
  width: 100%;
  padding: var(--seggwat-space-2) var(--seggwat-space-3);
  font-family: var(--seggwat-font-family);
  font-size: var(--seggwat-text-sm);
  line-height: 1.5;
  color: var(--seggwat-gray-900);
  background-color: white;
  border: 1px solid var(--seggwat-gray-300);
  border-radius: var(--seggwat-radius-md);
  transition: border-color var(--seggwat-transition-fast),
    box-shadow var(--seggwat-transition-fast);
}

.seggwat-input:focus,
.seggwat-textarea:focus {
  outline: none;
  border-color: var(--seggwat-color);
  box-shadow: 0 0 0 3px var(--seggwat-outline);
}

.seggwat-input::placeholder,
.seggwat-textarea::placeholder {
  color: var(--seggwat-gray-400);
}

.seggwat-textarea {
  resize: vertical;
  min-height: 100px;
}

/* ========================================
   Common Text Styles
   ======================================== */

.seggwat-text-primary {
  color: var(--seggwat-gray-900);
}

.seggwat-text-secondary {
  color: var(--seggwat-gray-600);
}

.seggwat-text-muted {
  color: var(--seggwat-gray-400);
}

.seggwat-text-success {
  color: var(--seggwat-success);
}

.seggwat-text-error {
  color: var(--seggwat-error);
}

.seggwat-text-warning {
  color: var(--seggwat-warning);
}

/* ========================================
   Common Link Styles
   ======================================== */

.seggwat-link {
  color: var(--seggwat-color);
  text-decoration: none;
  transition: color var(--seggwat-transition-fast);
}

.seggwat-link:hover {
  color: var(--seggwat-hover);
  text-decoration: underline;
}

/* ========================================
   Powered By Badge (Common)
   ======================================== */

.seggwat-powered-by {
  display: inline-flex;
  align-items: center;
  gap: var(--seggwat-space-1);
  font-family: var(--seggwat-font-family);
  font-size: var(--seggwat-text-xs);
  color: var(--seggwat-gray-500);
  text-decoration: none;
  transition: color var(--seggwat-transition-fast);
}

.seggwat-powered-by:hover {
  color: var(--seggwat-gray-700);
}

/* ========================================
   Dark Mode Support
   ======================================== */

/* Dark mode via system preference */
@media (prefers-color-scheme: dark) {
  :root:not([data-color-mode="light"]) {
    --seggwat-gray-50: #111827;
    --seggwat-gray-100: #1f2937;
    --seggwat-gray-200: #374151;
    --seggwat-gray-300: #4b5563;
    --seggwat-gray-400: #6b7280;
    --seggwat-gray-500: #9ca3af;
    --seggwat-gray-600: #d1d5db;
    --seggwat-gray-700: #e5e7eb;
    --seggwat-gray-800: #f3f4f6;
    --seggwat-gray-900: #f9fafb;
  }

  :root:not([data-color-mode="light"]) .seggwat-modal {
    background-color: var(--seggwat-gray-100);
  }

  :root:not([data-color-mode="light"]) .seggwat-input,
  :root:not([data-color-mode="light"]) .seggwat-textarea {
    background-color: var(--seggwat-gray-50);
    color: var(--seggwat-gray-900);
    border-color: var(--seggwat-gray-300);
  }
}

/* Dark mode via explicit attribute (overrides system preference) */
:root[data-color-mode="dark"] {
  --seggwat-gray-50: #111827;
  --seggwat-gray-100: #1f2937;
  --seggwat-gray-200: #374151;
  --seggwat-gray-300: #4b5563;
  --seggwat-gray-400: #6b7280;
  --seggwat-gray-500: #9ca3af;
  --seggwat-gray-600: #d1d5db;
  --seggwat-gray-700: #e5e7eb;
  --seggwat-gray-800: #f3f4f6;
  --seggwat-gray-900: #f9fafb;
}

:root[data-color-mode="dark"] .seggwat-modal {
  background-color: var(--seggwat-gray-100);
}

:root[data-color-mode="dark"] .seggwat-input,
:root[data-color-mode="dark"] .seggwat-textarea {
  background-color: var(--seggwat-gray-50);
  color: var(--seggwat-gray-900);
  border-color: var(--seggwat-gray-300);
}

/* ========================================
   Accessibility Helpers
   ======================================== */

.seggwat-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Focus visible for keyboard navigation */
.seggwat-focus-visible:focus-visible {
  outline: 2px solid var(--seggwat-color);
  outline-offset: 2px;
}

/* ========================================
   Animation Utilities
   ======================================== */

@keyframes seggwat-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes seggwat-fade-out {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@keyframes seggwat-slide-up {
  from {
    transform: translateY(10px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes seggwat-slide-down {
  from {
    transform: translateY(-10px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

.seggwat-animate-fade-in {
  animation: seggwat-fade-in var(--seggwat-transition-base);
}

.seggwat-animate-slide-up {
  animation: seggwat-slide-up var(--seggwat-transition-base);
}

/* ========================================
   Responsive Utilities
   ======================================== */

@media (max-width: 640px) {
  .seggwat-modal {
    max-width: 95vw;
    max-height: 95vh;
  }
}