/* =============================================================================
   Wendt Partners - Enterprise ATS & CMS Platform
   Reusable UI Components
   =============================================================================
   Purpose: Cards, buttons (all variants), badges, modals, forms,
            tables, alerts, tabs, breadcrumbs, pagination.
   
   Architecture: Pure CSS | BEM-inspired naming | Component-first
   ============================================================================= */

/* =============================================================================
   CARDS
   ============================================================================= */

.card {
    background-color: var(--color-bg-card);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), 
                box-shadow var(--transition-base);
}

/* Desktop hover lift effect */
@media (hover: hover) and (pointer: fine) {
    .card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card-hover);
    }
}

.card--flat {
    box-shadow: none;
}

.card--clickable {
    cursor: pointer;
}

.card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: var(--border-width) solid var(--color-border-light);
}

.card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    line-height: var(--line-height-snug);
}

.card__body {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
}

.card__footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: var(--border-width) solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Job Card Specific */
.job-card {
    position: relative;
    overflow: hidden;
}

.job-card__badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
}

.job-card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.job-card__title a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

.job-card__title a:hover {
    color: var(--color-primary);
}

.job-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.job-card__meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* =============================================================================
   BUTTONS (All Variants)
   ============================================================================= */

.btn--sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-xs);
    min-height: 2rem;
}

.btn--lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    min-height: 3rem;
}

.btn--block {
    display: flex;
    width: 100%;
}

.btn--ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border: var(--border-width) solid transparent;
}

.btn--ghost:hover {
    background-color: var(--color-neutral-100);
    color: var(--color-text-primary);
}

.btn--danger {
    background-color: var(--color-error);
    color: var(--color-white);
}

.btn--danger:hover {
    background-color: var(--color-error-dark);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.3);
}

.btn--success {
    background-color: var(--color-success);
    color: var(--color-white);
}

.btn--success:hover {
    background-color: var(--color-success-dark);
}

.btn:disabled,
.btn--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Button press effect (mousedown) */
.btn:active {
    transform: scale(0.97);
}

/* Icon button */
.btn--icon {
    padding: var(--spacing-sm);
    min-width: var(--touch-target-min);
    min-height: var(--touch-target-min);
    border-radius: var(--radius-md);
}

/* =============================================================================
   BADGES & TAGS
   ============================================================================= */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border-radius: var(--radius-full);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
}

.badge--primary {
    background-color: var(--color-primary-lightest);
    color: var(--color-primary);
}

.badge--success {
    background-color: var(--color-success-light);
    color: var(--color-success-dark);
}

.badge--warning {
    background-color: var(--color-warning-light);
    color: var(--color-warning-dark);
}

.badge--error {
    background-color: var(--color-error-light);
    color: var(--color-error-dark);
}

.badge--info {
    background-color: var(--color-info-light);
    color: var(--color-info-dark);
}

.badge--neutral {
    background-color: var(--color-neutral-100);
    color: var(--color-neutral-600);
}

/* Stage badges (ATS Pipeline) */
.badge--stage {
    font-size: var(--font-size-xs);
    padding: 0.2rem 0.6rem;
}

/* =============================================================================
   FORMS & INPUTS
   ============================================================================= */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.form-label--required::after {
    content: ' *';
    color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: var(--font-size-base);
    font-family: inherit;
    color: var(--color-text-primary);
    background-color: var(--color-white);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), 
                box-shadow var(--transition-fast);
    min-height: var(--touch-target-min);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--color-neutral-300);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-input::placeholder {
    color: var(--color-neutral-400);
}

.form-input--error {
    border-color: var(--color-error);
}

.form-input--error:focus {
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
}

.form-error {
    font-size: var(--font-size-sm);
    color: var(--color-error);
    margin-top: var(--spacing-xs);
}

.form-hint {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

.form-textarea {
    min-height: 8rem;
    resize: vertical;
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 1.125rem;
    height: 1.125rem;
    accent-color: var(--color-primary);
    margin-top: 0.125rem;
}

/* =============================================================================
   MODALS
   ============================================================================= */

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-overlay);
    background-color: var(--color-bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), 
                visibility var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2xl);
    width: 100%;
    max-width: 32rem;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95) translateY(10px);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: var(--border-width) solid var(--color-border);
}

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

.modal__close {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), 
                background-color var(--transition-fast);
    min-width: var(--touch-target-min);
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__close:hover {
    color: var(--color-text-primary);
    background-color: var(--color-neutral-100);
}

.modal__body {
    padding: var(--spacing-lg);
}

.modal__footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: var(--border-width) solid var(--color-border);
}

/* =============================================================================
   ALERTS / FLASH MESSAGES
   ============================================================================= */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    border: var(--border-width) solid transparent;
}

.alert--success {
    background-color: var(--color-success-light);
    border-color: var(--color-success);
    color: var(--color-success-dark);
}

.alert--error {
    background-color: var(--color-error-light);
    border-color: var(--color-error);
    color: var(--color-error-dark);
}

.alert--warning {
    background-color: var(--color-warning-light);
    border-color: var(--color-warning);
    color: var(--color-warning-dark);
}

.alert--info {
    background-color: var(--color-info-light);
    border-color: var(--color-info);
    color: var(--color-info-dark);
}

.alert__dismiss {
    margin-left: auto;
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.7;
    padding: var(--spacing-xs);
}

.alert__dismiss:hover {
    opacity: 1;
}

/* =============================================================================
   TABLES
   ============================================================================= */

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: var(--border-width) solid var(--color-border);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table th,
.table td {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    border-bottom: var(--border-width) solid var(--color-border);
}

.table th {
    background-color: var(--color-neutral-50);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    white-space: nowrap;
}

.table tr:hover {
    background-color: var(--color-neutral-50);
}

.table tr:last-child td {
    border-bottom: none;
}

/* =============================================================================
   TABS
   ============================================================================= */

.tabs {
    display: flex;
    border-bottom: var(--border-width-2) solid var(--color-border);
    margin-bottom: var(--spacing-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
    text-decoration: none;
    border-bottom: var(--border-width-2) solid transparent;
    margin-bottom: -2px;
    white-space: nowrap;
    transition: color var(--transition-fast), 
                border-color var(--transition-fast);
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
}

.tab:hover {
    color: var(--color-text-primary);
}

.tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* =============================================================================
   BREADCRUMBS
   ============================================================================= */

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.breadcrumbs a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--color-primary);
}

.breadcrumbs__separator {
    color: var(--color-neutral-300);
}

.breadcrumbs__current {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
}

/* =============================================================================
   PAGINATION
   ============================================================================= */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-2xl);
}

.pagination__item {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: var(--touch-target-min);
    min-height: var(--touch-target-min);
    padding: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.pagination__item:hover {
    background-color: var(--color-neutral-100);
    color: var(--color-text-primary);
}

.pagination__item.active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.pagination__item--disabled {
    opacity: 0.4;
    pointer-events: none;
}

/* =============================================================================
   DROPDOWN
   ============================================================================= */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown__menu {
    position: absolute;
    top: 100%;
    right: 0;
    z-index: var(--z-dropdown);
    min-width: 12rem;
    background-color: var(--color-white);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: all var(--transition-fast);
}

.dropdown.open .dropdown__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
    width: 100%;
    border: none;
    background: none;
    cursor: pointer;
    text-align: left;
}

.dropdown__item:hover {
    background-color: var(--color-neutral-50);
}

.dropdown__divider {
    height: 1px;
    background-color: var(--color-border);
    margin: var(--spacing-sm) 0;
}

/* =============================================================================
   AVATAR
   ============================================================================= */

.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-full);
    overflow: hidden;
    background-color: var(--color-primary-lightest);
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar--sm {
    width: 2rem;
    height: 2rem;
    font-size: var(--font-size-xs);
}

.avatar--lg {
    width: 4rem;
    height: 4rem;
    font-size: var(--font-size-xl);
}

/* =============================================================================
   EMPTY STATE
   ============================================================================= */

.empty-state {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    color: var(--color-text-muted);
}

.empty-state__icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.empty-state__text {
    font-size: var(--font-size-sm);
    max-width: 24rem;
    margin: 0 auto var(--spacing-lg);
}

/* =============================================================================
   TOOLTIP
   ============================================================================= */

.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-neutral-900);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    pointer-events: none;
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
}

/* =============================================================================
   PROGRESS BAR
   ============================================================================= */

.progress {
    width: 100%;
    height: 0.5rem;
    background-color: var(--color-neutral-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress__bar {
    height: 100%;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.progress__bar--success {
    background-color: var(--color-success);
}

.progress__bar--warning {
    background-color: var(--color-warning);
}

.progress__bar--error {
    background-color: var(--color-error);
}