/*=====================================================
  Unified Block Grid Layout - Frontend & Backoffice
=====================================================*/

/* CSS Custom Properties for consistent theming */
:root {
    --grid-max-width: 1200px;
    --grid-padding: 0 20px;
    --grid-gap: 20px;
    --section-gap: 60px;
    --area-gap: 60px;
    --container-padding: 0 20px;
}

/* Main Block Grid Container */
.umb-block-grid {
    container-type: inline-size;
    --my-container-max-width: var(--grid-max-width);
    --my-container-padding: var(--container-padding);
}

/* Layout Container - Flexbox-based for better control */
.umb-block-grid__layout-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--section-gap);
    max-width: var(--grid-max-width);
    padding: var(--grid-padding);
    box-sizing: border-box;
}

/* Layout Items */
.umb-block-grid__layout-item {
    flex: 0 1 100%;
    width: 100%;
    box-sizing: border-box;
}

/* Area Containers */
.umb-block-grid__area-container,
.umb-block-grid__block--view::part(area-container) {
    display: flex;
    flex-wrap: wrap;
    gap: var(--area-gap);
    width: 100%;
    max-width: var(--grid-max-width);
    padding: var(--container-padding);
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
}

/* Areas */
.umb-block-grid__area {
    flex: 1 1 100%;
    min-width: 0; /* Prevents flex items from overflowing */
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    box-sizing: border-box;
}

/*-----------------------------------------------------
  Section-Specific Layouts
-----------------------------------------------------*/

/* One Column Section */
.umb-block-grid__layout-item[data-content-element-type-alias="oneColumnSectionBlock"] 
.umb-block-grid__area-container {
    flex-wrap: nowrap;
}

.umb-block-grid__layout-item[data-content-element-type-alias="oneColumnSectionBlock"] 
.umb-block-grid__area {
    flex: 1 1 100%;
}

/* Two Column Section */
.umb-block-grid__layout-item[data-content-element-type-alias="twoColumnSectionBlock"] 
.umb-block-grid__area {
    flex: 1 1 calc(50% - var(--area-gap) / 2);
}

/* Three Column Section */
.umb-block-grid__layout-item[data-content-element-type-alias="threeColumnSectionBlock"] 
.umb-block-grid__area {
    flex: 1 1 calc(33.333% - var(--area-gap) * 2 / 3);
}

/*-----------------------------------------------------
  Responsive Design
-----------------------------------------------------*/

/* Tablet breakpoint */
@media (max-width: 1024px) {
    .umb-block-grid__layout-item[data-content-element-type-alias="threeColumnSectionBlock"] 
    .umb-block-grid__area {
        flex: 1 1 calc(50% - var(--area-gap) / 2);
    }
    
    :root {
        --area-gap: 40px;
        --section-gap: 40px;
    }
}

/* Mobile breakpoint */
@media (max-width: 768px) {
    .umb-block-grid__area {
        flex: 1 1 100% !important;
    }
    
    :root {
        --grid-padding: 0 15px;
        --container-padding: 0 15px;
        --grid-gap: 15px;
        --area-gap: 30px;
        --section-gap: 30px;
    }
}

/*-----------------------------------------------------
  Backoffice-Specific Enhancements
-----------------------------------------------------*/

/* Backoffice editing styles */
.umb-block-grid__block--view {
    border: 2px dashed transparent;
    transition: border-color 0.2s ease;
    position: relative;
}

.umb-block-grid__block--view:hover {
    border-color: #007bff;
}

/* Backoffice area highlighting */
.umb-block-grid__block--view::part(area-container) {
    min-height: 50px;
    background: rgba(0, 123, 255, 0.05);
    border-radius: 4px;
}

/*-----------------------------------------------------
  Container Queries (for future-proofing)
-----------------------------------------------------*/

@container (min-width: 720px) {
    .umb-block-grid__layout-container {
        --my-container-padding: 0 20px;
    }
}

/*-----------------------------------------------------
  Section Padding
-----------------------------------------------------*/

section {
    padding: var(--section-padding, 10px 0);
}