/* ============================================
   LAYOUT UTILITIES - Islamic Learning App
   ============================================ */

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.container-sm {
    max-width: 640px;
}

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

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

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

/* Main Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    padding: var(--space-4);
    padding-bottom: calc(var(--space-16) + var(--space-4));
    /* Space for bottom nav */
}

/* Sidebar Layout (Desktop Admin) */
.sidebar {
    width: 260px;
    background: var(--white);
    border-right: 1px solid var(--border);
    padding: var(--space-4);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: var(--z-fixed);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
}

.sidebar.open {
    transform: translateX(0);
}

.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-fixed) - 1);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.sidebar-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.with-sidebar .main-content {
    margin-left: 0;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
    gap: var(--space-4);
}

.page-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

.page-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-top: var(--space-1);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-4);
}

.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);
}

/* Flex Utilities */
.flex {
    display: flex;
}

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

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

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

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

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

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

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

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

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

.flex-1 {
    flex: 1;
}

/* Gap Utilities */
.gap-1 {
    gap: var(--space-1);
}

.gap-2 {
    gap: var(--space-2);
}

.gap-3 {
    gap: var(--space-3);
}

.gap-4 {
    gap: var(--space-4);
}

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

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

/* Spacing Utilities */
.m-0 {
    margin: 0;
}

.m-auto {
    margin: auto;
}

.mt-1 {
    margin-top: var(--space-1);
}

.mt-2 {
    margin-top: var(--space-2);
}

.mt-3 {
    margin-top: var(--space-3);
}

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

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

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

.mb-1 {
    margin-bottom: var(--space-1);
}

.mb-2 {
    margin-bottom: var(--space-2);
}

.mb-3 {
    margin-bottom: var(--space-3);
}

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

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

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

.p-0 {
    padding: 0;
}

.p-2 {
    padding: var(--space-2);
}

.p-3 {
    padding: var(--space-3);
}

.p-4 {
    padding: var(--space-4);
}

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

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

.py-2 {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
}

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

/* Width & Height */
.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.min-h-screen {
    min-height: 100vh;
}

/* Text Utilities */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.text-sm {
    font-size: var(--font-size-sm);
}

.text-xs {
    font-size: var(--font-size-xs);
}

.text-lg {
    font-size: var(--font-size-lg);
}

.text-xl {
    font-size: var(--font-size-xl);
}

.text-2xl {
    font-size: var(--font-size-2xl);
}

.text-muted {
    color: var(--text-light);
}

.font-medium {
    font-weight: var(--font-weight-medium);
}

.font-semibold {
    font-weight: var(--font-weight-semibold);
}

.font-bold {
    font-weight: var(--font-weight-bold);
}

/* Display Utilities */
.hidden {
    display: none;
}

.block {
    display: block;
}

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

/* Position Utilities */
.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.sticky {
    position: sticky;
    top: 0;
}

/* Overflow */
.overflow-hidden {
    overflow: hidden;
}

.overflow-auto {
    overflow: auto;
}

/* Border Radius */
.rounded {
    border-radius: var(--radius-md);
}

.rounded-lg {
    border-radius: var(--radius-lg);
}

.rounded-xl {
    border-radius: var(--radius-xl);
}

.rounded-full {
    border-radius: var(--radius-full);
}

/* Shadows */
.shadow {
    box-shadow: var(--shadow-md);
}

.shadow-sm {
    box-shadow: var(--shadow-sm);
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

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

    .sm\:flex-row {
        flex-direction: row;
    }

    .sm\:hidden {
        display: none;
    }

    .sm\:block {
        display: block;
    }
}

@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\:flex-row {
        flex-direction: row;
    }

    .md\:hidden {
        display: none;
    }

    .md\:block {
        display: block;
    }

    /* Only show sidebar on pages with .with-sidebar class */
    .with-sidebar .sidebar {
        transform: translateX(0);
    }

    .with-sidebar .sidebar-overlay {
        display: none;
    }

    .with-sidebar .main-content {
        margin-left: 260px;
    }

    .main-content {
        padding: var(--space-6);
        padding-bottom: var(--space-6);
    }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .lg\:hidden {
        display: none;
    }

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