/* Design System Utility Classes */
/* Provides quick-access utility classes for common styling needs */

/* ============================================ */
/* BACKGROUND COLORS */
/* ============================================ */

/* Foundation Backgrounds */
.bg-primary { background-color: var(--bg-primary) !important; }
.bg-secondary { background-color: var(--bg-secondary) !important; }
.bg-tertiary { background-color: var(--bg-tertiary) !important; }
.bg-hover { background-color: var(--bg-hover) !important; }

/* Status Backgrounds */
.bg-success { background-color: var(--success-bg) !important; }
.bg-warning { background-color: var(--warning-bg) !important; }
.bg-error { background-color: var(--error-bg) !important; }
.bg-info { background-color: var(--info-bg) !important; }

/* Quest Backgrounds */
.bg-quest { background-color: var(--ai-bg) !important; }
.bg-quest-pending { background-color: var(--quest-pending-bg) !important; }
.bg-quest-in-progress { background-color: var(--quest-in-progress-bg) !important; }
.bg-quest-completed { background-color: var(--quest-completed-bg) !important; }
.bg-quest-approved { background-color: var(--quest-approved-bg) !important; }

/* Priority Backgrounds */
.bg-priority-critical { background-color: var(--priority-critical-bg) !important; }
.bg-priority-high { background-color: var(--priority-high-bg) !important; }
.bg-priority-medium { background-color: var(--priority-medium-bg) !important; }
.bg-priority-low { background-color: var(--priority-low-bg) !important; }

/* Urgency Backgrounds */
.bg-urgency-overdue { background-color: var(--urgency-overdue-bg) !important; }
.bg-urgency-today { background-color: var(--urgency-today-bg) !important; }
.bg-urgency-tomorrow { background-color: var(--urgency-tomorrow-bg) !important; }
.bg-urgency-this-week { background-color: var(--urgency-this-week-bg) !important; }
.bg-urgency-soon { background-color: var(--urgency-soon-bg) !important; }
.bg-urgency-future { background-color: var(--urgency-future-bg) !important; }

/* Subject Backgrounds */
.bg-subject-math { background-color: var(--subject-math-bg) !important; }
.bg-subject-science { background-color: var(--subject-science-bg) !important; }
.bg-subject-english { background-color: var(--subject-english-bg) !important; }
.bg-subject-social-studies { background-color: var(--subject-social-studies-bg) !important; }
.bg-subject-language { background-color: var(--subject-language-bg) !important; }
.bg-subject-arts { background-color: var(--subject-arts-bg) !important; }
.bg-subject-pe { background-color: var(--subject-pe-bg) !important; }
.bg-subject-elective { background-color: var(--subject-elective-bg) !important; }
.bg-subject-other { background-color: var(--subject-other-bg) !important; }

/* Status Backgrounds */
.bg-status-not-started { background-color: var(--status-not-started-bg) !important; }
.bg-status-in-progress { background-color: var(--status-in-progress-bg) !important; }
.bg-status-submitted { background-color: var(--status-submitted-bg) !important; }
.bg-status-graded { background-color: var(--status-graded-bg) !important; }
.bg-status-missing { background-color: var(--status-missing-bg) !important; }
.bg-status-late { background-color: var(--status-late-bg) !important; }
.bg-status-exempt { background-color: var(--status-exempt-bg) !important; }

/* ============================================ */
/* TEXT COLORS */
/* ============================================ */

/* Foundation Text Colors */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-tertiary { color: var(--text-tertiary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-accent { color: var(--text-accent) !important; }
.text-inverse { color: var(--text-inverse) !important; }
.text-white { color: var(--text-white) !important; }

/* Status Text Colors */
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-error { color: var(--error) !important; }
.text-info { color: var(--info) !important; }

/* Quest Text Colors */
.text-quest { color: var(--quest-primary) !important; }
.text-quest-pending { color: var(--quest-pending) !important; }
.text-quest-in-progress { color: var(--quest-in-progress) !important; }
.text-quest-completed { color: var(--quest-completed) !important; }
.text-quest-approved { color: var(--quest-approved) !important; }

/* Priority Text Colors */
.text-priority-critical { color: var(--priority-critical) !important; }
.text-priority-high { color: var(--priority-high) !important; }
.text-priority-medium { color: var(--priority-medium) !important; }
.text-priority-low { color: var(--priority-low) !important; }

/* Urgency Text Colors */
.text-urgency-overdue { color: var(--urgency-overdue) !important; }
.text-urgency-today { color: var(--urgency-today) !important; }
.text-urgency-tomorrow { color: var(--urgency-tomorrow) !important; }
.text-urgency-this-week { color: var(--urgency-this-week) !important; }
.text-urgency-soon { color: var(--urgency-soon) !important; }
.text-urgency-future { color: var(--urgency-future) !important; }

/* Subject Text Colors */
.text-subject-math { color: var(--subject-math) !important; }
.text-subject-science { color: var(--subject-science) !important; }
.text-subject-english { color: var(--subject-english) !important; }
.text-subject-social-studies { color: var(--subject-social-studies) !important; }
.text-subject-language { color: var(--subject-language) !important; }
.text-subject-arts { color: var(--subject-arts) !important; }
.text-subject-pe { color: var(--subject-pe) !important; }
.text-subject-elective { color: var(--subject-elective) !important; }
.text-subject-other { color: var(--subject-other) !important; }

/* Difficulty Text Colors */
.text-difficulty-very-easy { color: var(--difficulty-very-easy) !important; }
.text-difficulty-easy { color: var(--difficulty-easy) !important; }
.text-difficulty-medium { color: var(--difficulty-medium) !important; }
.text-difficulty-hard { color: var(--difficulty-hard) !important; }
.text-difficulty-very-hard { color: var(--difficulty-very-hard) !important; }

/* ============================================ */
/* BORDER COLORS */
/* ============================================ */

.border-primary { border-color: var(--border-primary) !important; }
.border-secondary { border-color: var(--border-secondary) !important; }
.border-focus { border-color: var(--border-focus) !important; }

.border-success { border-color: var(--success) !important; }
.border-warning { border-color: var(--warning) !important; }
.border-error { border-color: var(--error) !important; }
.border-info { border-color: var(--info) !important; }

.border-quest { border-color: var(--quest-primary) !important; }
.border-ai { border-color: var(--ai-primary) !important; }

/* ============================================ */
/* SPACING UTILITIES */
/* ============================================ */

/* Margin */
.m-0 { margin: var(--space-0) !important; }
.m-1 { margin: var(--space-1) !important; }
.m-2 { margin: var(--space-2) !important; }
.m-3 { margin: var(--space-3) !important; }
.m-4 { margin: var(--space-4) !important; }
.m-5 { margin: var(--space-5) !important; }
.m-6 { margin: var(--space-6) !important; }
.m-8 { margin: var(--space-8) !important; }
.m-10 { margin: var(--space-10) !important; }
.m-12 { margin: var(--space-12) !important; }

/* Margin Top */
.mt-0 { margin-top: var(--space-0) !important; }
.mt-1 { margin-top: var(--space-1) !important; }
.mt-2 { margin-top: var(--space-2) !important; }
.mt-3 { margin-top: var(--space-3) !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-5 { margin-top: var(--space-5) !important; }
.mt-6 { margin-top: var(--space-6) !important; }
.mt-8 { margin-top: var(--space-8) !important; }
.mt-10 { margin-top: var(--space-10) !important; }
.mt-12 { margin-top: var(--space-12) !important; }

/* Margin Bottom */
.mb-0 { margin-bottom: var(--space-0) !important; }
.mb-1 { margin-bottom: var(--space-1) !important; }
.mb-2 { margin-bottom: var(--space-2) !important; }
.mb-3 { margin-bottom: var(--space-3) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-5 { margin-bottom: var(--space-5) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }
.mb-10 { margin-bottom: var(--space-10) !important; }
.mb-12 { margin-bottom: var(--space-12) !important; }

/* Margin Left */
.ml-0 { margin-left: var(--space-0) !important; }
.ml-1 { margin-left: var(--space-1) !important; }
.ml-2 { margin-left: var(--space-2) !important; }
.ml-3 { margin-left: var(--space-3) !important; }
.ml-4 { margin-left: var(--space-4) !important; }
.ml-5 { margin-left: var(--space-5) !important; }
.ml-6 { margin-left: var(--space-6) !important; }
.ml-8 { margin-left: var(--space-8) !important; }

/* Margin Right */
.mr-0 { margin-right: var(--space-0) !important; }
.mr-1 { margin-right: var(--space-1) !important; }
.mr-2 { margin-right: var(--space-2) !important; }
.mr-3 { margin-right: var(--space-3) !important; }
.mr-4 { margin-right: var(--space-4) !important; }
.mr-5 { margin-right: var(--space-5) !important; }
.mr-6 { margin-right: var(--space-6) !important; }
.mr-8 { margin-right: var(--space-8) !important; }

/* Padding */
.p-0 { padding: var(--space-0) !important; }
.p-1 { padding: var(--space-1) !important; }
.p-2 { padding: var(--space-2) !important; }
.p-3 { padding: var(--space-3) !important; }
.p-4 { padding: var(--space-4) !important; }
.p-5 { padding: var(--space-5) !important; }
.p-6 { padding: var(--space-6) !important; }
.p-8 { padding: var(--space-8) !important; }
.p-10 { padding: var(--space-10) !important; }
.p-12 { padding: var(--space-12) !important; }

/* Padding Top */
.pt-0 { padding-top: var(--space-0) !important; }
.pt-1 { padding-top: var(--space-1) !important; }
.pt-2 { padding-top: var(--space-2) !important; }
.pt-3 { padding-top: var(--space-3) !important; }
.pt-4 { padding-top: var(--space-4) !important; }
.pt-5 { padding-top: var(--space-5) !important; }
.pt-6 { padding-top: var(--space-6) !important; }
.pt-8 { padding-top: var(--space-8) !important; }

/* Padding Bottom */
.pb-0 { padding-bottom: var(--space-0) !important; }
.pb-1 { padding-bottom: var(--space-1) !important; }
.pb-2 { padding-bottom: var(--space-2) !important; }
.pb-3 { padding-bottom: var(--space-3) !important; }
.pb-4 { padding-bottom: var(--space-4) !important; }
.pb-5 { padding-bottom: var(--space-5) !important; }
.pb-6 { padding-bottom: var(--space-6) !important; }
.pb-8 { padding-bottom: var(--space-8) !important; }

/* Padding Left */
.pl-0 { padding-left: var(--space-0) !important; }
.pl-1 { padding-left: var(--space-1) !important; }
.pl-2 { padding-left: var(--space-2) !important; }
.pl-3 { padding-left: var(--space-3) !important; }
.pl-4 { padding-left: var(--space-4) !important; }
.pl-5 { padding-left: var(--space-5) !important; }
.pl-6 { padding-left: var(--space-6) !important; }
.pl-8 { padding-left: var(--space-8) !important; }

/* Padding Right */
.pr-0 { padding-right: var(--space-0) !important; }
.pr-1 { padding-right: var(--space-1) !important; }
.pr-2 { padding-right: var(--space-2) !important; }
.pr-3 { padding-right: var(--space-3) !important; }
.pr-4 { padding-right: var(--space-4) !important; }
.pr-5 { padding-right: var(--space-5) !important; }
.pr-6 { padding-right: var(--space-6) !important; }
.pr-8 { padding-right: var(--space-8) !important; }

/* ============================================ */
/* TYPOGRAPHY UTILITIES */
/* ============================================ */

/* Font Sizes */
.text-xs { font-size: var(--text-xs) !important; }
.text-sm { font-size: var(--text-sm) !important; }
.text-base { font-size: var(--text-base) !important; }
.text-lg { font-size: var(--text-lg) !important; }
.text-xl { font-size: var(--text-xl) !important; }
.text-2xl { font-size: var(--text-2xl) !important; }
.text-3xl { font-size: var(--text-3xl) !important; }
.text-4xl { font-size: var(--text-4xl) !important; }
.text-5xl { font-size: var(--text-5xl) !important; }
.text-6xl { font-size: var(--text-6xl) !important; }

/* Font Weights */
.font-light { font-weight: var(--font-light) !important; }
.font-normal { font-weight: var(--font-normal) !important; }
.font-medium { font-weight: var(--font-medium) !important; }
.font-semibold { font-weight: var(--font-semibold) !important; }
.font-bold { font-weight: var(--font-bold) !important; }

/* Text Alignment */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

/* Text Transform */
.uppercase { text-transform: uppercase !important; }
.lowercase { text-transform: lowercase !important; }
.capitalize { text-transform: capitalize !important; }

/* ============================================ */
/* BORDER RADIUS UTILITIES */
/* ============================================ */

.rounded-none { border-radius: var(--radius-none) !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-md { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

/* ============================================ */
/* SHADOW UTILITIES */
/* ============================================ */

.shadow-none { box-shadow: var(--shadow-none) !important; }
.shadow-xs { box-shadow: var(--shadow-xs) !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }
.shadow-2xl { box-shadow: var(--shadow-2xl) !important; }
.shadow-inner { box-shadow: var(--shadow-inner) !important; }

/* ============================================ */
/* DISPLAY UTILITIES */
/* ============================================ */

.hidden { display: none !important; }
.block { display: block !important; }
.inline-block { display: inline-block !important; }
.inline { display: inline !important; }
.flex { display: flex !important; }
.inline-flex { display: inline-flex !important; }
.grid { display: grid !important; }

/* ============================================ */
/* FLEXBOX UTILITIES */
/* ============================================ */

.flex-row { flex-direction: row !important; }
.flex-col { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }

.items-start { align-items: flex-start !important; }
.items-center { align-items: center !important; }
.items-end { align-items: flex-end !important; }
.items-stretch { align-items: stretch !important; }

.justify-start { justify-content: flex-start !important; }
.justify-center { justify-content: center !important; }
.justify-end { justify-content: flex-end !important; }
.justify-between { justify-content: space-between !important; }
.justify-around { justify-content: space-around !important; }

.gap-1 { gap: var(--space-1) !important; }
.gap-2 { gap: var(--space-2) !important; }
.gap-3 { gap: var(--space-3) !important; }
.gap-4 { gap: var(--space-4) !important; }
.gap-5 { gap: var(--space-5) !important; }
.gap-6 { gap: var(--space-6) !important; }
.gap-8 { gap: var(--space-8) !important; }

/* ============================================ */
/* POSITION UTILITIES */
/* ============================================ */

.relative { position: relative !important; }
.absolute { position: absolute !important; }
.fixed { position: fixed !important; }
.sticky { position: sticky !important; }

/* ============================================ */
/* VISIBILITY UTILITIES */
/* ============================================ */

.visible { visibility: visible !important; }
.invisible { visibility: hidden !important; }
.opacity-0 { opacity: 0 !important; }
.opacity-50 { opacity: 0.5 !important; }
.opacity-100 { opacity: 1 !important; }

/* ============================================ */
/* CURSOR UTILITIES */
/* ============================================ */

.cursor-pointer { cursor: pointer !important; }
.cursor-default { cursor: default !important; }
.cursor-not-allowed { cursor: not-allowed !important; }

/* ============================================ */
/* WIDTH & HEIGHT UTILITIES */
/* ============================================ */

.w-full { width: 100% !important; }
.w-auto { width: auto !important; }
.h-full { height: 100% !important; }
.h-auto { height: auto !important; }

/* ============================================ */
/* OVERFLOW UTILITIES */
/* ============================================ */

.overflow-auto { overflow: auto !important; }
.overflow-hidden { overflow: hidden !important; }
.overflow-visible { overflow: visible !important; }
.overflow-scroll { overflow: scroll !important; }

/* ============================================ */
/* FLEX UTILITIES - Extracted from Audit */
/* ============================================ */

/* Flex grow/shrink */
.flex-1 { flex: 1 !important; }
.flex-auto { flex: auto !important; }
.flex-none { flex: none !important; }
.flex-grow { flex-grow: 1 !important; }
.flex-grow-0 { flex-grow: 0 !important; }
.flex-shrink { flex-shrink: 1 !important; }
.flex-shrink-0 { flex-shrink: 0 !important; }

/* Common flex patterns */
.flex-center {
  display: flex !important;
  align-items: center !important;
}

.flex-center-gap {
  display: flex !important;
  align-items: center !important;
  gap: var(--space-2) !important;
}

.flex-between {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.flex-center-all {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

/* ============================================ */
/* TYPOGRAPHY COMBINATIONS - Extracted from Audit */
/* ============================================ */

/* Meta/subtitle text pattern (40+ occurrences) */
.text-meta {
  color: var(--text-secondary) !important;
  font-size: var(--text-sm) !important;
}

/* Caption/helper text pattern (28+ occurrences) */
.text-caption {
  color: var(--text-muted) !important;
  font-size: var(--text-xs) !important;
}

/* Label text pattern */
.text-label {
  font-size: var(--text-sm) !important;
  font-weight: var(--font-semibold) !important;
  color: var(--text-primary) !important;
}

/* Section header pattern */
.section-title {
  font-size: var(--text-xl) !important;
  font-weight: var(--font-semibold) !important;
  margin-bottom: var(--space-4) !important;
}

/* Page title pattern */
.page-title {
  font-size: var(--text-3xl) !important;
  font-weight: var(--font-bold) !important;
  margin-bottom: var(--space-6) !important;
}

/* ============================================ */
/* WHITESPACE & TEXT UTILITIES */
/* ============================================ */

.whitespace-nowrap { white-space: nowrap !important; }
.whitespace-normal { white-space: normal !important; }
.whitespace-pre { white-space: pre !important; }
.whitespace-pre-wrap { white-space: pre-wrap !important; }

/* Text overflow */
.truncate {
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}

.line-clamp-2 {
  display: -webkit-box !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
}

.line-clamp-3 {
  display: -webkit-box !important;
  -webkit-line-clamp: 3 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
}

/* Line height */
.leading-none { line-height: 1 !important; }
.leading-tight { line-height: var(--leading-tight) !important; }
.leading-snug { line-height: var(--leading-snug) !important; }
.leading-normal { line-height: var(--leading-normal) !important; }
.leading-relaxed { line-height: var(--leading-relaxed) !important; }
.leading-loose { line-height: var(--leading-loose) !important; }

/* ============================================ */
/* BORDER UTILITIES - Extended */
/* ============================================ */

.border-b { border-bottom: 1px solid var(--border-color) !important; }
.border-t { border-top: 1px solid var(--border-color) !important; }
.border-l { border-left: 1px solid var(--border-color) !important; }
.border-r { border-right: 1px solid var(--border-color) !important; }

/* ============================================ */
/* POINTER EVENTS */
/* ============================================ */

.pointer-events-none { pointer-events: none !important; }
.pointer-events-auto { pointer-events: auto !important; }

/* ============================================ */
/* USER SELECT */
/* ============================================ */

.select-none { user-select: none !important; }
.select-text { user-select: text !important; }
.select-all { user-select: all !important; }

/* ============================================ */
/* TRANSITION UTILITIES */
/* ============================================ */

.transition-none { transition: none !important; }
.transition-all { transition: all var(--transition-base) var(--ease-out) !important; }
.transition-colors { transition: color, background-color, border-color var(--transition-base) var(--ease-out) !important; }
.transition-opacity { transition: opacity var(--transition-base) var(--ease-out) !important; }
.transition-transform { transition: transform var(--transition-base) var(--ease-out) !important; }