/**
 * Responsive Layout Module CSS
 * Responsive utilities and breakpoint management
 */

/* Responsive Breakpoints Reference:
 * xs: 0 - 479px (mobile portrait)
 * sm: 480px - 767px (mobile landscape / small tablet)
 * md: 768px - 1023px (tablet)
 * lg: 1024px - 1279px (small desktop)
 * xl: 1280px+ (large desktop)
 */

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

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: 800px;
}

.container-wide {
    max-width: 1400px;
}

/* Display Utilities */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-inline-flex { display: inline-flex !important; }
.d-grid { display: grid !important; }

/* Flexbox Utilities */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }
.flex-grow-1 { flex-grow: 1 !important; }
.flex-shrink-0 { flex-shrink: 0 !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; }

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

.gap-xs { gap: var(--spacing-xs) !important; }
.gap-sm { gap: var(--spacing-sm) !important; }
.gap-md { gap: var(--spacing-md) !important; }
.gap-lg { gap: var(--spacing-lg) !important; }
.gap-xl { gap: var(--spacing-xl) !important; }

/* Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(-1 * var(--spacing-md) / 2);
}

.col {
    flex: 1;
    padding: 0 calc(var(--spacing-md) / 2);
}

.col-auto { flex: 0 0 auto; width: auto; }
.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
.col-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* Spacing Utilities */
.p-0 { padding: 0 !important; }
.p-xs { padding: var(--spacing-xs) !important; }
.p-sm { padding: var(--spacing-sm) !important; }
.p-md { padding: var(--spacing-md) !important; }
.p-lg { padding: var(--spacing-lg) !important; }
.p-xl { padding: var(--spacing-xl) !important; }

.px-0 { padding-left: 0 !important; padding-right: 0 !important; }
.px-sm { padding-left: var(--spacing-sm) !important; padding-right: var(--spacing-sm) !important; }
.px-md { padding-left: var(--spacing-md) !important; padding-right: var(--spacing-md) !important; }
.px-lg { padding-left: var(--spacing-lg) !important; padding-right: var(--spacing-lg) !important; }

.py-0 { padding-top: 0 !important; padding-bottom: 0 !important; }
.py-sm { padding-top: var(--spacing-sm) !important; padding-bottom: var(--spacing-sm) !important; }
.py-md { padding-top: var(--spacing-md) !important; padding-bottom: var(--spacing-md) !important; }
.py-lg { padding-top: var(--spacing-lg) !important; padding-bottom: var(--spacing-lg) !important; }

.m-0 { margin: 0 !important; }
.m-auto { margin: auto !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }

/* Width Utilities */
.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }
.max-w-100 { max-width: 100% !important; }

/* Height Utilities */
.h-100 { height: 100% !important; }
.h-auto { height: auto !important; }
.min-h-100vh { min-height: 100vh !important; }

/* Overflow */
.overflow-auto { overflow: auto !important; }
.overflow-hidden { overflow: hidden !important; }
.overflow-x-auto { overflow-x: auto !important; }
.overflow-y-auto { overflow-y: auto !important; }

/* Position */
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }
.position-sticky { position: sticky !important; top: 0; }

/* Text Utilities */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Visibility */
.visible { visibility: visible !important; }
.invisible { visibility: hidden !important; }

/* Small screens (480px and up) */
@media (min-width: 480px) {
    .d-sm-none { display: none !important; }
    .d-sm-block { display: block !important; }
    .d-sm-flex { display: flex !important; }
    
    .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
    .col-sm-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Medium screens (768px and up) */
@media (min-width: 768px) {
    .d-md-none { display: none !important; }
    .d-md-block { display: block !important; }
    .d-md-flex { display: flex !important; }
    
    .col-md-3 { flex: 0 0 25%; max-width: 25%; }
    .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-md-6 { flex: 0 0 50%; max-width: 50%; }
    .col-md-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-md-12 { flex: 0 0 100%; max-width: 100%; }
    
    .flex-md-row { flex-direction: row !important; }
    .flex-md-column { flex-direction: column !important; }
}

/* Large screens (1024px and up) */
@media (min-width: 1024px) {
    .d-lg-none { display: none !important; }
    .d-lg-block { display: block !important; }
    .d-lg-flex { display: flex !important; }
    
    .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
    .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
    .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-lg-9 { flex: 0 0 75%; max-width: 75%; }
    .col-lg-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Extra large screens (1280px and up) */
@media (min-width: 1280px) {
    .d-xl-none { display: none !important; }
    .d-xl-block { display: block !important; }
    .d-xl-flex { display: flex !important; }
    
    .col-xl-3 { flex: 0 0 25%; max-width: 25%; }
    .col-xl-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-xl-6 { flex: 0 0 50%; max-width: 50%; }
}

/* Hide on specific breakpoints */
@media (max-width: 479px) {
    .hide-xs { display: none !important; }
}

@media (max-width: 767px) {
    .hide-sm-down { display: none !important; }
}

@media (max-width: 1023px) {
    .hide-md-down { display: none !important; }
}

@media (min-width: 768px) {
    .hide-md-up { display: none !important; }
}

@media (min-width: 1024px) {
    .hide-lg-up { display: none !important; }
}

/* Mobile Navigation Toggle */
@media (max-width: 1023px) {
    body.app-layout .drawer {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        z-index: 100;
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
    }
    
    body.app-layout .drawer.open {
        transform: translateX(0);
    }
    
    body.app-layout .drawer-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.32);
        z-index: 99;
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition-normal), visibility var(--transition-normal);
    }
    
    body.app-layout .drawer-overlay.open {
        opacity: 1;
        visibility: visible;
    }
    
    .menu-toggle {
        display: flex !important;
    }
}

@media (min-width: 1024px) {
    .menu-toggle {
        display: none !important;
    }
}

/* Progress Sidebar Responsive */
@media (max-width: 1024px) {
    .progress-sidebar {
        position: fixed;
        right: 0;
        top: 0;
        bottom: 0;
        z-index: 98;
        transform: translateX(100%);
        transition: transform var(--transition-normal);
    }
    
    .progress-sidebar.open {
        transform: translateX(0);
    }
    
    .progress-sidebar-toggle {
        display: flex !important;
    }
}

@media (min-width: 1025px) {
    .progress-sidebar-toggle {
        display: none !important;
    }
}

/* Content Area Responsive */
@media (max-width: 768px) {
    .content-area {
        margin: var(--spacing-sm);
        padding: var(--spacing-md);
        border-radius: var(--md-sys-shape-corner-medium);
    }
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1, .h1 { font-size: 28px; }
    h2, .h2 { font-size: 24px; }
    h3, .h3 { font-size: 20px; }
}