/**
 * Card Components
 * Flexible card system for content organization and display
 */

/* Base card styles */
.card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
    border: 1px solid var(--medium-gray);
}

/* card hover follows base card */
.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* Card header */
.card-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--medium-gray);
    background-color: var(--light-gray);
}

.card-header h1,
.card-header h2,
.card-header h3,
.card-header h4,
.card-header h5,
.card-header h6 {
    margin: 0;
    color: var(--qk-accent-blue);
}

/* Card body */
.card-body {
    padding: var(--spacing-xl);
}

/* Card footer */
.card-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--medium-gray);
    background-color: var(--light-gray);
}

/* Card variants */
.card-primary {
    border-left: 4px solid var(--qk-accent-blue);
}

.card-success {
    border-left: 4px solid var(--success);
}

.card-warning {
    border-left: 4px solid var(--warning);
}

.card-danger {
    border-left: 4px solid var(--danger);
}

.card-info {
    border-left: 4px solid var(--info);
}

.card-orange {
    border-left: 4px solid var(--qk-accent-orange);
}

/* Card sizes */
.card-sm .card-body {
    padding: var(--spacing-md);
}

.card-lg .card-body {
    padding: var(--spacing-2xl);
}

/* Card deck (declare before group last-child variant for specificity ordering) */
.card-deck .card {
    margin-bottom: var(--spacing-md);
}

/* Card groups */
.card-group .card {
    margin-bottom: var(--spacing-md);
}

.card-group .card:last-child {
    margin-bottom: 0;
}

@media (width >= 576px) {
    .card-deck .card {
        margin-bottom: 0;
    }
}

/* Card columns */
.card-columns {
    column-count: 1;
}

@media (width >= 576px) {
    .card-columns {
        column-count: 2;
    }
}

@media (width >= 768px) {
    .card-columns {
        column-count: 3;
    }
}

/* Card overlays */
.card-img-overlay {
    position: absolute;
    inset: 0;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgb(11 79 156 / 80%) 0%, rgb(230 151 90 / 80%) 100%);
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* base card-title before contextual overlay variant for specificity */
.card-title {
    margin-bottom: var(--spacing-md);
}

.card-img-overlay .card-title {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

/* Card images */
.card-img-top {
    width: 100%;
    height: auto;
    border-top-left-radius: calc(var(--border-radius-md) - 1px);
    border-top-right-radius: calc(var(--border-radius-md) - 1px);
}

.card-img-bottom {
    width: 100%;
    height: auto;
    border-bottom-left-radius: calc(var(--border-radius-md) - 1px);
    border-bottom-right-radius: calc(var(--border-radius-md) - 1px);
}

/* Card text utilities */
.card-text:last-child {
    margin-bottom: 0;
}

/* (removed earlier duplicate card-title declaration, merged above) */

.card-subtitle {
    margin-top: calc(var(--spacing-md) * -0.25);
    margin-bottom: 0;
    color: var(--medium-gray);
}

/* Card links */
.card-link {
    color: var(--qk-accent-blue);
    text-decoration: none;
}

.card-link:hover {
    color: var(--qk-accent-orange);
    text-decoration: underline;
}

.card-link + .card-link {
    margin-left: var(--spacing-lg);
}

/* Card list groups */
.card .list-group-item {
    border-left: none;
    border-right: none;
}

.card .list-group-item:first-child {
    border-top: none;
}

.card .list-group-item:last-child {
    border-bottom: none;
}

/* Dark card variant */
.card-dark {
    background-color: var(--dark-gray);
    color: var(--white);
    border-color: var(--medium-gray);
}

.card-dark .card-header,
.card-dark .card-footer {
    background-color: rgb(255 255 255 / 10%);
    border-color: rgb(255 255 255 / 20%);
}

/* Gradient card backgrounds */
.card-gradient-primary {
    background: linear-gradient(135deg, var(--qk-accent-blue) 0%, var(--blue-light) 100%);
    color: var(--white);
    border: none;
}

.card-gradient-orange {
    background: linear-gradient(135deg, var(--qk-accent-orange) 0%, var(--orange-light) 100%);
    color: var(--white);
    border: none;
}

.card-gradient-dark {
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--qk-accent-blue) 100%);
    color: var(--white);
    border: none;
}

/* Card animations */
.card-animated {
    animation: card-fade-in 0.5s ease-out;
}

@keyframes card-fade-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Card hover effects */
.card-hover-scale:hover {
    transform: scale(1.02);
}

.card-hover-glow:hover {
    box-shadow: 0 0 20px rgb(11 79 156 / 30%);
}

/* Signature theme: alternating blue/orange card borders in public standard grids.
   Excludes semantic/status/gradient cards and explicit opt-out `.qk-no-signature-border`. */
body:not(.p-home) .card-grid > .card:not(.card-success):not(.card-warning):not(.card-danger):not(.card-info):not(.card-primary):not(.card-orange):not(.card-dark):not(.card-gradient-primary):not(.card-gradient-orange):not(.card-gradient-dark):not(.qk-no-signature-border),
body:not(.p-home) .card-deck > .card:not(.card-success):not(.card-warning):not(.card-danger):not(.card-info):not(.card-primary):not(.card-orange):not(.card-dark):not(.card-gradient-primary):not(.card-gradient-orange):not(.card-gradient-dark):not(.qk-no-signature-border),
body:not(.p-home) .card-group > .card:not(.card-success):not(.card-warning):not(.card-danger):not(.card-info):not(.card-primary):not(.card-orange):not(.card-dark):not(.card-gradient-primary):not(.card-gradient-orange):not(.card-gradient-dark):not(.qk-no-signature-border),
body:not(.p-home) .contact-grid > .contact-card:not(.qk-no-signature-border),
body:not(.p-home) .standard-grid > .contact-card:not(.qk-no-signature-border),
body:not(.p-home) .qk-standard-grid > .qk-standard-card:not(.qk-no-signature-border) {
    border-color: var(--qk-accent-blue);
}

body:not(.p-home) .card-grid > .card:not(.card-success):not(.card-warning):not(.card-danger):not(.card-info):not(.card-primary):not(.card-orange):not(.card-dark):not(.card-gradient-primary):not(.card-gradient-orange):not(.card-gradient-dark):not(.qk-no-signature-border):nth-child(even),
body:not(.p-home) .card-deck > .card:not(.card-success):not(.card-warning):not(.card-danger):not(.card-info):not(.card-primary):not(.card-orange):not(.card-dark):not(.card-gradient-primary):not(.card-gradient-orange):not(.card-gradient-dark):not(.qk-no-signature-border):nth-child(even),
body:not(.p-home) .card-group > .card:not(.card-success):not(.card-warning):not(.card-danger):not(.card-info):not(.card-primary):not(.card-orange):not(.card-dark):not(.card-gradient-primary):not(.card-gradient-orange):not(.card-gradient-dark):not(.qk-no-signature-border):nth-child(even),
body:not(.p-home) .contact-grid > .contact-card:not(.qk-no-signature-border):nth-child(even),
body:not(.p-home) .standard-grid > .contact-card:not(.qk-no-signature-border):nth-child(even),
body:not(.p-home) .qk-standard-grid > .qk-standard-card:not(.qk-no-signature-border):nth-child(even) {
    border-color: var(--qk-accent-orange);
}

/* Responsive card adjustments */
@media (width <= 576px) {
    .card-body {
        padding: var(--spacing-lg);
    }

    .card-header,
    .card-footer {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .card-columns {
        column-count: 1;
    }
}