/**
 * Responsive Utility Classes
 * Mobile-first approach with min-width media queries
 * Requirements: 3.1
 */

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

/* Hide/Show 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; }

/* Responsive display utilities - Mobile first */
@media (min-width: 768px) {
    .hidden-tablet { display: none !important; }
    .block-tablet { display: block !important; }
    .flex-tablet { display: flex !important; }
    .grid-tablet { display: grid !important; }
}

@media (min-width: 1024px) {
    .hidden-desktop { display: none !important; }
    .block-desktop { display: block !important; }
    .flex-desktop { display: flex !important; }
    .grid-desktop { display: grid !important; }
}

/* Show only on specific breakpoints */
.show-mobile-only { display: block !important; }
@media (min-width: 768px) {
    .show-mobile-only { display: none !important; }
}

.show-tablet-only { display: none !important; }
@media (min-width: 768px) {
    .show-tablet-only { display: block !important; }
}
@media (min-width: 1024px) {
    .show-tablet-only { display: none !important; }
}

.show-desktop-only { display: none !important; }
@media (min-width: 1024px) {
    .show-desktop-only { display: block !important; }
}

/* ============================================
   SPACING UTILITIES (Responsive)
   ============================================ */

/* Responsive padding */
@media (min-width: 768px) {
    .p-tablet-0 { padding: var(--space-0) !important; }
    .p-tablet-2 { padding: var(--space-2) !important; }
    .p-tablet-4 { padding: var(--space-4) !important; }
    .p-tablet-6 { padding: var(--space-6) !important; }
    .p-tablet-8 { padding: var(--space-8) !important; }
}

@media (min-width: 1024px) {
    .p-desktop-0 { padding: var(--space-0) !important; }
    .p-desktop-2 { padding: var(--space-2) !important; }
    .p-desktop-4 { padding: var(--space-4) !important; }
    .p-desktop-6 { padding: var(--space-6) !important; }
    .p-desktop-8 { padding: var(--space-8) !important; }
}

/* Responsive margin */
@media (min-width: 768px) {
    .m-tablet-0 { margin: var(--space-0) !important; }
    .m-tablet-2 { margin: var(--space-2) !important; }
    .m-tablet-4 { margin: var(--space-4) !important; }
    .m-tablet-6 { margin: var(--space-6) !important; }
    .m-tablet-8 { margin: var(--space-8) !important; }
}

@media (min-width: 1024px) {
    .m-desktop-0 { margin: var(--space-0) !important; }
    .m-desktop-2 { margin: var(--space-2) !important; }
    .m-desktop-4 { margin: var(--space-4) !important; }
    .m-desktop-6 { margin: var(--space-6) !important; }
    .m-desktop-8 { margin: var(--space-8) !important; }
}

/* ============================================
   FLEXBOX UTILITIES (Responsive)
   ============================================ */

/* Flex direction */
.flex-row { flex-direction: row !important; }
.flex-col { flex-direction: column !important; }

@media (min-width: 768px) {
    .flex-row-tablet { flex-direction: row !important; }
    .flex-col-tablet { flex-direction: column !important; }
}

@media (min-width: 1024px) {
    .flex-row-desktop { flex-direction: row !important; }
    .flex-col-desktop { flex-direction: column !important; }
}

/* Flex wrap */
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }

/* Justify content */
.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; }

/* Align items */
.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; }

/* Gap utilities */
.gap-0 { gap: var(--space-0) !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-6 { gap: var(--space-6) !important; }
.gap-8 { gap: var(--space-8) !important; }

/* ============================================
   GRID UTILITIES (Responsive)
   ============================================ */

/* Grid columns - Mobile first */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }

@media (min-width: 768px) {
    .grid-cols-tablet-1 { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
    .grid-cols-tablet-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    .grid-cols-tablet-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
    .grid-cols-tablet-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
}

@media (min-width: 1024px) {
    .grid-cols-desktop-1 { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
    .grid-cols-desktop-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    .grid-cols-desktop-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
    .grid-cols-desktop-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
}

/* ============================================
   WIDTH UTILITIES (Responsive)
   ============================================ */

.w-full { width: 100% !important; }
.w-auto { width: auto !important; }
.w-screen { width: 100vw !important; }

@media (min-width: 768px) {
    .w-tablet-auto { width: auto !important; }
    .w-tablet-full { width: 100% !important; }
}

@media (min-width: 1024px) {
    .w-desktop-auto { width: auto !important; }
    .w-desktop-full { width: 100% !important; }
}

/* ============================================
   TEXT ALIGNMENT (Responsive)
   ============================================ */

.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

@media (min-width: 768px) {
    .text-tablet-left { text-align: left !important; }
    .text-tablet-center { text-align: center !important; }
    .text-tablet-right { text-align: right !important; }
}

@media (min-width: 1024px) {
    .text-desktop-left { text-align: left !important; }
    .text-desktop-center { text-align: center !important; }
    .text-desktop-right { text-align: right !important; }
}

/* ============================================
   CONTAINER UTILITIES
   ============================================ */

.container-fluid {
    width: 100%;
    padding-left: var(--space-4, 16px);
    padding-right: var(--space-4, 16px);
}

@media (min-width: 768px) {
    .container-fluid {
        padding-left: var(--space-6, 24px);
        padding-right: var(--space-6, 24px);
    }
}

@media (min-width: 1024px) {
    .container-fluid {
        padding-left: var(--space-8, 32px);
        padding-right: var(--space-8, 32px);
    }
}

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

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

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

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

.overflow-x-auto { overflow-x: auto !important; }
.overflow-y-auto { overflow-y: auto !important; }

/* ============================================
   Z-INDEX UTILITIES
   ============================================ */

.z-0 { z-index: 0 !important; }
.z-10 { z-index: 10 !important; }
.z-20 { z-index: 20 !important; }
.z-30 { z-index: 30 !important; }
.z-40 { z-index: 40 !important; }
.z-50 { z-index: 50 !important; }