/* ==========================================
   LAYOUT SYSTEM
   Grid and Flexbox utilities for responsive layouts
   ========================================== */

/* ==========================================
   SECTION PADDING
   ========================================== */

.section-padding {
    padding-top: var(--spacing-16);
    padding-bottom: var(--spacing-16);
}

@media (min-width: 768px) {
    .section-padding {
        padding-top: var(--spacing-20);
        padding-bottom: var(--spacing-20);
    }
}

@media (min-width: 1024px) {
    .section-padding {
        padding-top: var(--spacing-24);
        padding-bottom: var(--spacing-24);
    }
}

/* ==========================================
   GRID SYSTEM
   ========================================== */

.grid {
    display: grid;
    gap: var(--spacing-8);
}

.grid-cols-1 {
    grid-template-columns: repeat(1, 1fr);
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Gap Variants */
.gap-4 {
    gap: var(--spacing-4);
}

.gap-6 {
    gap: var(--spacing-6);
}

.gap-8 {
    gap: var(--spacing-8);
}

.gap-12 {
    gap: var(--spacing-12);
}

/* Responsive Grid (Mobile-First) */
@media (min-width: 640px) {
    .sm\:grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .md\:grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .md\:grid-cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .md\:gap-8 {
        gap: var(--spacing-8);
    }

    .md\:gap-12 {
        gap: var(--spacing-12);
    }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .lg\:grid-cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .lg\:grid-cols-4 {
        grid-template-columns: repeat(4, 1fr);
    }

    .lg\:gap-12 {
        gap: var(--spacing-12);
    }
}

/* Mobile Override - Force single column on small screens */
@media (max-width: 640px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr !important;
    }

    .gap-8 {
        gap: var(--spacing-4);
    }

    .gap-12 {
        gap: var(--spacing-6);
    }
}

@media (max-width: 768px) and (min-width: 641px) {
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.flex {
    display: flex;
}

.inline-flex {
    display: inline-flex;
}

/* Direction */
.flex-row {
    flex-direction: row;
}

.flex-col {
    flex-direction: column;
}

.flex-row-reverse {
    flex-direction: row-reverse;
}

.flex-col-reverse {
    flex-direction: column-reverse;
}

/* Wrap */
.flex-wrap {
    flex-wrap: wrap;
}

.flex-nowrap {
    flex-wrap: nowrap;
}

/* Justify Content */
.justify-start {
    justify-content: flex-start;
}

.justify-end {
    justify-content: flex-end;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

/* Align Items */
.items-start {
    align-items: flex-start;
}

.items-end {
    align-items: flex-end;
}

.items-center {
    align-items: center;
}

.items-baseline {
    align-items: baseline;
}

.items-stretch {
    align-items: stretch;
}

/* Gap (Flexbox) */
.flex-gap-4 {
    gap: var(--spacing-4);
}

.flex-gap-6 {
    gap: var(--spacing-6);
}

.flex-gap-8 {
    gap: var(--spacing-8);
}

/* Responsive Flexbox */
@media (max-width: 768px) {
    .md\:flex-col {
        flex-direction: column;
    }
}

@media (min-width: 768px) {
    .md\:flex-row {
        flex-direction: row;
    }
}

@media (min-width: 1024px) {
    .lg\:flex-row {
        flex-direction: row;
    }
}

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

/* Padding */
.p-4 {
    padding: var(--spacing-4);
}

.p-6 {
    padding: var(--spacing-6);
}

.p-8 {
    padding: var(--spacing-8);
}

.px-4 {
    padding-left: var(--spacing-4);
    padding-right: var(--spacing-4);
}

.px-6 {
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
}

.px-8 {
    padding-left: var(--spacing-8);
    padding-right: var(--spacing-8);
}

.py-4 {
    padding-top: var(--spacing-4);
    padding-bottom: var(--spacing-4);
}

.py-6 {
    padding-top: var(--spacing-6);
    padding-bottom: var(--spacing-6);
}

.py-8 {
    padding-top: var(--spacing-8);
    padding-bottom: var(--spacing-8);
}

.py-12 {
    padding-top: var(--spacing-12);
    padding-bottom: var(--spacing-12);
}

.py-16 {
    padding-top: var(--spacing-16);
    padding-bottom: var(--spacing-16);
}

.py-20 {
    padding-top: var(--spacing-20);
    padding-bottom: var(--spacing-20);
}

/* Margin */
.m-4 {
    margin: var(--spacing-4);
}

.m-6 {
    margin: var(--spacing-6);
}

.m-8 {
    margin: var(--spacing-8);
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.my-4 {
    margin-top: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.my-6 {
    margin-top: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

.my-8 {
    margin-top: var(--spacing-8);
    margin-bottom: var(--spacing-8);
}

.mb-4 {
    margin-bottom: var(--spacing-4);
}

.mb-6 {
    margin-bottom: var(--spacing-6);
}

.mb-8 {
    margin-bottom: var(--spacing-8);
}

.mb-12 {
    margin-bottom: var(--spacing-12);
}

.mt-4 {
    margin-top: var(--spacing-4);
}

.mt-6 {
    margin-top: var(--spacing-6);
}

.mt-8 {
    margin-top: var(--spacing-8);
}

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

.block {
    display: block;
}

.inline-block {
    display: inline-block;
}

.inline {
    display: inline;
}

.hidden {
    display: none;
}

/* Responsive Display */
@media (max-width: 768px) {
    .md\:hidden {
        display: none;
    }
}

@media (min-width: 768px) {
    .md\:block {
        display: block;
    }

    .md\:flex {
        display: flex;
    }
}

@media (min-width: 1024px) {
    .lg\:block {
        display: block;
    }

    .lg\:flex {
        display: flex;
    }
}

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

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.w-auto {
    width: auto;
}

.h-auto {
    height: auto;
}

/* Max Width */
.max-w-sm {
    max-width: 640px;
}

.max-w-md {
    max-width: 768px;
}

.max-w-lg {
    max-width: 1024px;
}

.max-w-xl {
    max-width: 1280px;
}

.max-w-full {
    max-width: 100%;
}

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

.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.sticky {
    position: sticky;
}

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

.overflow-hidden {
    overflow: hidden;
}

.overflow-auto {
    overflow: auto;
}

.overflow-x-hidden {
    overflow-x: hidden;
}

.overflow-y-auto {
    overflow-y: auto;
}