/**
 * Careers Listings - Premium Frontend Styles
 * 
 * Modern, premium styling for career position cards and single pages.
 * Uses CSS custom properties for easy theme customization.
 *
 * @package Careers_Listings
 */

/* ===========================================
   CSS Custom Properties (Theme Override)
   =========================================== */
:root {
    /* Primary Colors */
    --careers-primary: #1870B9;
    --careers-primary-dark: #145a94;
    --careers-secondary: #00B04F;
    --careers-gradient: linear-gradient(135deg, #1870B9 0%, #00B04F 100%);

    /* Card Colors */
    --careers-card-bg: #ffffff;
    --careers-card-border: rgba(0, 0, 0, 0.08);
    --careers-card-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --careers-card-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.15);

    /* Typography */
    --careers-title-color: #1a1a1a;
    --careers-text-color: #555555;
    --careers-muted-color: #888888;

    /* Spacing */
    --careers-card-padding: 1.75rem;
    --careers-card-radius: 16px;
    --careers-grid-gap: 1.5rem;

    /* Button */
    --careers-btn-bg: linear-gradient(135deg, #1870B9 0%, #00B04F 100%);
    --careers-btn-text: #ffffff;
}

/* ===========================================
   Grid Layout
   =========================================== */
.careers-listings-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--careers-grid-gap);
    margin: 2rem 0 0 0;
    /* Top margin for spacing from heading */
    padding: 0;
    list-style: none;
}

@media (max-width: 992px) {
    .careers-listings-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .careers-listings-grid {
        grid-template-columns: 1fr;
    }
}

/* ===========================================
   Premium Card Styles
   =========================================== */
.careers-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--careers-card-bg);
    border: 1px solid var(--careers-card-border);
    border-radius: var(--careers-card-radius);
    box-shadow: var(--careers-card-shadow);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.careers-card:hover {
    box-shadow: var(--careers-card-shadow-hover);
    transform: translateY(-4px);
    border-color: transparent;
}

/* Gradient bar on top */
.careers-card__gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--careers-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.careers-card:hover .careers-card__gradient {
    opacity: 1;
}

/* Card Link - Remove underlines */
.careers-card__link {
    display: flex;
    flex-direction: column;
    flex: 1;
    text-decoration: none !important;
    color: inherit;
}

.careers-card__link:hover,
.careers-card__link:focus,
.careers-card__link:active,
.careers-card__link:visited {
    text-decoration: none !important;
    color: inherit;
}

/* Card Content */
.careers-card__content {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--careers-card-padding);
}

/* Card Header */
.careers-card__header {
    margin-bottom: 1rem;
}

.careers-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(24, 112, 185, 0.1) 0%, rgba(0, 176, 79, 0.1) 100%);
    border-radius: 12px;
    margin-bottom: 1rem;
    color: var(--careers-primary);
    transition: all 0.3s ease;
}

.careers-card:hover .careers-card__icon {
    background: var(--careers-gradient);
    color: white;
    transform: scale(1.05);
}

/* Card Title - No underline */
.careers-card__title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--careers-title-color);
    text-decoration: none !important;
    transition: color 0.2s ease;
}

.careers-card:hover .careers-card__title {
    color: var(--careers-primary);
    text-decoration: none !important;
}

/* Card Body */
.careers-card__body {
    flex: 1;
    margin-bottom: 1rem;
}

/* Card Excerpt - No underline */
.careers-card__excerpt {
    margin: 0;
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--careers-text-color);
    text-decoration: none !important;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Card Meta (Deadline) */
.careers-card__meta {
    margin-bottom: 1rem;
}

.careers-card__deadline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--careers-primary);
    background: rgba(24, 112, 185, 0.08);
    padding: 6px 12px;
    border-radius: 20px;
    text-decoration: none !important;
}

/* Card Footer */
.careers-card__footer {
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--careers-card-border);
}

.careers-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--careers-primary);
    text-decoration: none !important;
    transition: gap 0.2s ease;
}

.careers-card:hover .careers-card__cta {
    gap: 12px;
}

.careers-card__arrow {
    display: inline-flex;
    align-items: center;
    transition: transform 0.2s ease;
}

.careers-card:hover .careers-card__arrow {
    transform: translateX(4px);
}

/* ===========================================
   No Positions Fallback (Empty State)
   =========================================== */
.careers-empty-section {
    position: relative;
    padding: 80px 20px;
    overflow: hidden;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #F7F7F7 100%);
    border-radius: var(--careers-card-radius);
    margin-top: 2rem;
}

.careers-empty-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, 0.02) 2px, rgba(0, 0, 0, 0.02) 4px),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(0, 0, 0, 0.02) 2px, rgba(0, 0, 0, 0.02) 4px);
    background-size: 80px 80px;
    z-index: 0;
    pointer-events: none;
}

.careers-empty-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background:
        radial-gradient(34rem 28rem at 90% 20%, rgba(24, 112, 185, 0.08), transparent 60%),
        radial-gradient(28rem 24rem at 10% 90%, rgba(0, 176, 79, 0.06), transparent 65%),
        radial-gradient(24rem 20rem at 50% 50%, rgba(247, 247, 247, 0.5), transparent 70%);
    filter: blur(60px);
}

.careers-empty-container {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.careers-empty-kicker {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--careers-title-color);
    padding: 10px 20px;
    border-radius: 12px;
    border: 2px solid rgba(24, 112, 185, 0.2);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    margin-bottom: 20px;
}

.careers-empty-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--careers-title-color);
    margin: 0 0 20px 0;
    line-height: 1.3;
}

.careers-empty-divider {
    width: 120px;
    height: 4px;
    background: var(--careers-gradient);
    border-radius: 999px;
    margin: 0 auto 30px;
    box-shadow: 0 0 20px rgba(0, 176, 79, 0.3);
}

.careers-empty-status {
    background: rgba(255, 255, 255, 0.95);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
}

.careers-empty-status p {
    margin: 0 0 12px 0;
    font-size: 1.0625rem;
    color: var(--careers-text-color);
    line-height: 1.5;
}

.careers-empty-status p:last-child {
    margin-bottom: 0;
}

.careers-empty-icon {
    display: block;
    font-size: 1.5rem;
    margin-bottom: 8px;
}

@media (max-width: 600px) {
    .careers-empty-section {
        padding: 60px 20px;
    }

    .careers-empty-title {
        font-size: 1.5rem;
    }

    .careers-empty-status {
        padding: 20px;
    }
}

/* ===========================================
   Single Position Page
   =========================================== */
.careers-single-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    padding-top: 140px;
    /* Fixed value to account for header height */
}

@media (max-width: 992px) {
    .careers-single-wrapper {
        padding-top: 130px;
    }
}

@media (max-width: 768px) {
    .careers-single-wrapper {
        padding-top: 150px;
    }
}

@media (max-width: 480px) {
    .careers-single-wrapper {
        padding-top: 160px;
    }
}

.careers-single {
    background: var(--careers-card-bg);
    border-radius: var(--careers-card-radius);
    box-shadow: var(--careers-card-shadow);
    overflow: hidden;
}

/* Single Header */
.careers-single__header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 2rem 2rem 1.5rem;
    background: linear-gradient(135deg, rgba(24, 112, 185, 0.03) 0%, rgba(0, 176, 79, 0.03) 100%);
    border-bottom: 1px solid var(--careers-card-border);
}

.careers-single__header-content {
    flex: 1;
    min-width: 280px;
}

.careers-single__title {
    margin: 0 0 0.75rem 0;
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--careers-title-color);
}

.careers-single__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.careers-single__date,
.careers-single__deadline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--careers-muted-color);
}

.careers-single__date svg,
.careers-single__deadline svg {
    opacity: 0.7;
}

.careers-single__deadline {
    color: var(--careers-primary);
    font-weight: 500;
}

.careers-single__header-action {
    flex-shrink: 0;
}

/* Single Content */
.careers-single__content {
    padding: 2rem;
    line-height: 1.8;
    color: var(--careers-text-color);
}

.careers-single__content h2,
.careers-single__content h3,
.careers-single__content h4 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--careers-title-color);
    font-weight: 700;
}

.careers-single__content h2 {
    font-size: 1.5rem;
}

.careers-single__content h3 {
    font-size: 1.25rem;
}

.careers-single__content p {
    margin-bottom: 1.25rem;
}

.careers-single__content ul,
.careers-single__content ol {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

.careers-single__content li {
    margin-bottom: 0.5rem;
}

.careers-single__content strong {
    color: var(--careers-title-color);
}

/* ===========================================
   PDF Viewer Styles
   =========================================== */
.careers-single__pdf-viewer {
    padding: 1.5rem;
}

.careers-pdf-wrapper {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.careers-pdf-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #1870B9 0%, #28AEE4 100%);
    color: #ffffff;
}

.careers-pdf-icon {
    font-size: 0.875rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 10px;
    border-radius: 4px;
}

.careers-pdf-title {
    flex: 1;
    font-weight: 600;
    font-size: 1rem;
}

.careers-pdf-download {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: #ffffff;
    color: #1870B9;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.careers-pdf-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    text-decoration: none;
    color: #1870B9;
}

.careers-pdf-iframe {
    width: 100%;
    height: 80vh;
    min-height: 600px;
    border: none;
    background: #f4f6f8;
}

/* PDF Mode adjustments */
.careers-single--pdf .careers-single__content {
    display: none;
}

/* ===========================================
   Apply Button
   =========================================== */
.careers-single__apply {
    padding: 0 2rem 2rem;
    text-align: center;
}

.careers-single__apply-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 1rem 2.5rem;
    background: var(--careers-btn-bg);
    color: var(--careers-btn-text);
    font-size: 1.0625rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(24, 112, 185, 0.3);
    transition: all 0.3s ease;
}

.careers-single__apply-btn:hover,
.careers-single__apply-btn:focus {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(24, 112, 185, 0.4);
    color: var(--careers-btn-text);
    text-decoration: none;
}

.careers-single__apply-btn--header {
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
}

.careers-single__apply-btn svg {
    transition: transform 0.2s ease;
}

.careers-single__apply-btn:hover svg {
    transform: translateX(4px);
}

/* ===========================================
   Back Link
   =========================================== */
.careers-single__back {
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--careers-card-border);
    background: rgba(0, 0, 0, 0.01);
}

.careers-single__back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--careers-primary);
    text-decoration: none;
    transition: gap 0.2s ease;
}

.careers-single__back-link:hover {
    gap: 12px;
    text-decoration: none;
}

.careers-single__back-link svg {
    transition: transform 0.2s ease;
}

.careers-single__back-link:hover svg {
    transform: translateX(-4px);
}

/* ===========================================
   Responsive Adjustments
   =========================================== */
@media (max-width: 768px) {
    .careers-single-wrapper {
        padding: 150px 1rem 1.5rem 1rem;
        /* top right bottom left - maintain header offset */
    }

    .careers-single__header {
        padding: 1.5rem;
    }

    .careers-single__title {
        font-size: 1.5rem;
    }

    .careers-single__content {
        padding: 1.5rem;
    }

    .careers-single__pdf-viewer {
        padding: 1rem;
    }

    .careers-pdf-header {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .careers-pdf-title {
        width: 100%;
        order: -1;
    }

    .careers-pdf-iframe {
        height: 60vh;
        min-height: 400px;
    }

    .careers-single__apply {
        padding: 0 1.5rem 1.5rem;
    }

    .careers-single__apply-btn {
        width: 100%;
    }

    .careers-single__back {
        padding: 1.25rem 1.5rem;
    }
}