/**
 * Unstoppable Newsletter Archive - Frontend Styles
 * Version: 1.0.0
 *
 * @package Unstoppable_Newsletter_Archive
 */

/* CSS Variables - Customizable via WordPress settings */
:root {
    --una-primary: #2271b1;
    --una-secondary: #135e96;
    --una-accent: #f0b849;
    --una-text: #1d2327;
    --una-text-light: #646970;
    --una-bg: #f9fafb;
    --una-white: #ffffff;
    --una-border: #e2e4e7;
    --una-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --una-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --una-radius: 12px;
    --una-radius-sm: 8px;
}

/* Archive Wrapper */
.una-archive-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

/* Header */
.una-header {
    text-align: center;
    margin-bottom: 40px;
}

.una-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--una-text);
    margin: 0 0 10px 0;
}

.una-subtitle {
    font-size: 1.125rem;
    color: var(--una-text-light);
    margin: 0;
}

/* Featured Section */
.una-featured-section {
    background: linear-gradient(135deg, var(--una-primary) 0%, var(--una-secondary) 100%);
    border-radius: var(--una-radius);
    padding: 40px;
    margin-bottom: 50px;
    color: var(--una-white);
    box-shadow: var(--una-shadow-lg);
}

.una-featured-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.una-featured-left {
    flex: 0 0 280px;
}

.una-featured-right {
    flex: 1;
}

/* Newsletter Mockup */
.una-newsletter-mockup {
    background: var(--una-white);
    border-radius: var(--una-radius-sm);
    padding: 30px;
    text-align: center;
    box-shadow: var(--una-shadow);
    color: var(--una-text);
}

.una-mockup-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.una-mockup-logo svg {
    display: block;
}

.una-mockup-title {
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--una-primary);
}

.una-mockup-month {
    font-size: 3rem;
    font-weight: 800;
    color: var(--una-primary);
    margin: 15px 0;
    letter-spacing: 0.1em;
}

.una-mockup-tagline {
    font-size: 0.75rem;
    color: var(--una-text-light);
    font-style: italic;
    border-top: 1px solid var(--una-border);
    padding-top: 15px;
    margin-top: 15px;
}

/* Featured Content */
.una-featured-badge {
    display: inline-block;
    background: var(--una-accent);
    color: #1a1a1a;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 15px;
}

.una-featured-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 20px 0;
    color: var(--una-white);
}

.una-featured-quote {
    font-size: 1.125rem;
    font-style: italic;
    margin: 0 0 20px 0;
    padding-left: 20px;
    border-left: 3px solid var(--una-accent);
    opacity: 0.95;
}

.una-featured-quote cite {
    display: block;
    font-size: 0.875rem;
    margin-top: 10px;
    font-style: normal;
    opacity: 0.8;
}

/* Featured Events */
.una-featured-events {
    margin: 25px 0;
}

.una-featured-events h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 12px 0;
    color: var(--una-white);
}

.una-featured-events ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.una-featured-events li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.una-featured-events li:last-child {
    border-bottom: none;
}

.una-featured-events li strong {
    display: block;
    font-weight: 600;
}

.una-featured-events li span {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* Featured Buttons */
.una-featured-buttons {
    display: flex;
    gap: 12px;
    margin-top: 25px;
}

.una-btn-primary,
.una-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--una-radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

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

.una-btn-primary:hover {
    background: var(--una-accent);
    color: #1a1a1a;
    transform: translateY(-2px);
}

.una-btn-secondary {
    background: transparent;
    color: var(--una-white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.una-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--una-white);
}

/* Newsletter Section */
.una-newsletter-section {
    margin-top: 40px;
}

/* Year Tabs */
.una-year-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.una-year-tab {
    padding: 10px 24px;
    background: var(--una-white);
    border: 2px solid var(--una-border);
    border-radius: 30px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--una-text-light);
    cursor: pointer;
    transition: all 0.2s ease;
}

.una-year-tab:hover {
    border-color: var(--una-primary);
    color: var(--una-primary);
    background: var(--una-bg);
}

.una-year-tab.active {
    background: var(--una-primary);
    border-color: var(--una-primary);
    color: var(--una-white);
}

.una-year-tab.active:hover {
    background: var(--una-secondary);
    border-color: var(--una-secondary);
    color: var(--una-white);
}

.una-year-tab:focus {
    outline: 2px solid var(--una-primary);
    outline-offset: 2px;
}

/* Year Content */
.una-year-content {
    display: none;
}

.una-year-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Newsletter Grid */
.una-newsletter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

/* Quarterly Grid - 4 columns for Q1-Q4 */
.una-newsletter-grid.quarterly-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    max-width: 1000px;
}

@media (min-width: 900px) {
    .una-newsletter-grid.quarterly-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Newsletter Card */
.una-newsletter-card {
    background: var(--una-white);
    border-radius: var(--una-radius);
    overflow: hidden;
    box-shadow: var(--una-shadow);
    transition: all 0.3s ease;
}

.una-newsletter-card:hover {
    box-shadow: var(--una-shadow-lg);
    transform: translateY(-4px);
}

.una-newsletter-card.coming-soon {
    opacity: 0.6;
}

.una-newsletter-card.coming-soon:hover {
    transform: none;
    box-shadow: var(--una-shadow);
}

/* Card Header */
.una-card-header {
    padding: 25px 20px;
    text-align: center;
    color: var(--una-white);
    position: relative;
}

.una-card-month {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.una-card-year {
    display: block;
    font-size: 0.875rem;
    opacity: 0.85;
}

/* Card Body */
.una-card-body {
    padding: 20px;
    text-align: center;
}

.una-card-desc {
    font-size: 0.9375rem;
    color: var(--una-text-light);
    margin: 0 0 15px 0;
    min-height: 44px;
}

.una-card-link {
    display: inline-block;
    color: var(--una-primary);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color 0.2s ease;
}

.una-card-link:hover {
    color: var(--una-secondary);
}

.una-card-link.coming-soon {
    color: var(--una-text-light);
    cursor: default;
    pointer-events: none;
}

/* No Newsletters */
.una-no-newsletters {
    text-align: center;
    padding: 60px 20px;
    background: var(--una-bg);
    border-radius: var(--una-radius);
}

.una-no-newsletters p {
    font-size: 1.125rem;
    color: var(--una-text-light);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .una-archive-wrapper {
        padding: 20px 15px;
    }

    .una-title {
        font-size: 1.75rem;
    }

    .una-subtitle {
        font-size: 1rem;
    }

    .una-featured-section {
        padding: 25px;
    }

    .una-featured-content {
        flex-direction: column;
        text-align: center;
    }

    .una-featured-left {
        flex: none;
        width: 100%;
        max-width: 250px;
    }

    .una-featured-right {
        width: 100%;
    }

    .una-featured-title {
        font-size: 1.5rem;
    }

    .una-featured-quote {
        font-size: 1rem;
        padding-left: 15px;
        text-align: left;
    }

    .una-featured-buttons {
        flex-direction: column;
    }

    .una-btn-primary,
    .una-btn-secondary {
        width: 100%;
    }

    .una-year-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 10px;
        -webkit-overflow-scrolling: touch;
    }

    .una-year-tab {
        flex: 0 0 auto;
    }

    .una-newsletter-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .una-mockup-month {
        font-size: 2.5rem;
    }

    .una-featured-events h3 {
        text-align: left;
    }
}

/* Animation Classes */
.una-newsletter-card.visible {
    animation: cardFadeIn 0.4s ease forwards;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Print Styles */
@media print {
    .una-featured-buttons,
    .una-year-tabs {
        display: none;
    }

    .una-newsletter-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }

    .una-featured-section {
        background: #f5f5f5 !important;
        color: #333 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .una-newsletter-card,
    .una-btn-primary,
    .una-btn-secondary,
    .una-year-tab {
        transition: none;
    }

    .una-newsletter-card:hover {
        transform: none;
    }

    .una-year-content.active {
        animation: none;
    }

    .una-newsletter-card.visible {
        animation: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .una-newsletter-card {
        border: 2px solid var(--una-text);
    }

    .una-year-tab {
        border-width: 3px;
    }

    .una-featured-section {
        border: 3px solid var(--una-text);
    }
}