/* ===== BASIX GYM - MODERN ARTICLE DESIGN 2025 ===== */

/* CSS Variables for Article Design - Scoped to article pages only */
.article-main,
.articles-main {
    /* Variante 2 - Blue Accent Color System for Articles */
    /* Primary Colors */
    --primary-black: #0D1321;      /* Main text, headers */
    --primary-accent: #748CAB;      /* CTAs, links, important elements */

    /* Backgrounds */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F0EBD8;        /* Eggshell - sections */
    --bg-tertiary: #F8F9FA;         /* Very light gray */

    /* Text */
    --text-primary: #0D1321;
    --text-secondary: #3C4E68;
    --text-muted: #6B7280;

    /* Borders & Dividers */
    --border-color: #E5E7EB;

    /* State Colors */
    --hover-accent: #5D7A9A;        /* Darker blue for hover */

    /* Legacy Support - mapped to new colors */
    --article-primary: var(--primary-accent);
    --article-primary-dark: var(--hover-accent);
    --article-text-primary: var(--text-primary);
    --article-text-secondary: var(--text-secondary);
    --article-text-muted: var(--text-muted);
    --article-white: #ffffff;
    --article-gray-50: #f8fafc;
    --article-gray-100: #f1f5f9;
    --article-gray-200: #e2e8f0;
    --article-gray-300: #cbd5e1;
    --article-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --article-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --article-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --article-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --article-radius-sm: 0.375rem;
    --article-radius-md: 0.5rem;
    --article-radius-lg: 0.75rem;
    --article-radius-xl: 1rem;
    --article-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset and Base Styles */
.article-main {
    min-height: 100vh;
    background: var(--article-white);
}

/* ===== HERO SECTION ===== */
.article-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #1e293b 0%, #374151 100%);
}

.article-hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(55, 65, 81, 0.6) 100%);
    z-index: 2;
}

.article-hero-content {
    position: relative;
    z-index: 3;
    color: var(--article-white);
    max-width: 800px;
    padding: 2rem 0;
}

/* Breadcrumb in Hero */
.article-breadcrumb {
    margin-bottom: 1.5rem;
}

.article-breadcrumb ol {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.875rem;
    opacity: 0.9;
}

.article-breadcrumb li:not(:last-child)::after {
    content: '›';
    margin-left: 0.5rem;
    opacity: 0.7;
}

.article-breadcrumb a {
    color: var(--article-white);
    text-decoration: none;
    transition: var(--article-transition);
}

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

/* Category Badge */
.article-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(116, 140, 171, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(116, 140, 171, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--article-primary);
    margin-bottom: 2rem;
}

.category-icon {
    font-size: 1rem;
}

/* Hero Typography */
.article-main .article-hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin: 0 0 1.5rem 0;
    background: linear-gradient(135deg, var(--article-white) 0%, rgba(255, 255, 255, 0.8) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.article-main .article-hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    opacity: 0.9;
    margin: 0 0 2rem 0;
    max-width: 65ch;
}

/* Hero Meta */
.article-main .article-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.875rem;
    opacity: 0.9;
}

.article-main .meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-main .meta-icon {
    font-size: 1rem;
    opacity: 0.8;
}

/* ===== ARTICLE CONTENT ===== */
.article-content {
    padding: 4rem 0;
    background: var(--article-white);
}

.article-container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Main Article Body */
.article-body {
    min-width: 0; /* Prevent text overflow */
}

.article-prose {
    max-width: none;
    color: var(--article-text-primary);
    line-height: 1.8;
    font-size: 1.125rem;
}

/* Typography Hierarchy */
.article-main .section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--article-text-primary);
    line-height: 1.3;
    margin: 3rem 0 1.5rem 0;
    position: relative;
}

.article-main .section-title:first-child {
    margin-top: 0;
}

.article-main .section-title::before {
    content: '';
    position: absolute;
    left: -1rem;
    top: 0.5rem;
    width: 4px;
    height: 2rem;
    background: linear-gradient(135deg, var(--article-primary) 0%, var(--article-primary-dark) 100%);
    border-radius: 2px;
}

.article-main .subsection-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--article-text-primary);
    line-height: 1.4;
    margin: 2.5rem 0 1rem 0;
}

.article-main .lead-paragraph {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--article-text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--article-gray-50);
    border-radius: var(--article-radius-lg);
    border-left: 4px solid var(--article-primary);
}

/* Enhanced Lists */
.article-main .feature-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0 2rem 0;
    display: grid;
    gap: 1rem;
}

.article-main .feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--article-white);
    border: 1px solid var(--article-gray-200);
    border-radius: var(--article-radius-md);
    transition: var(--article-transition);
}

.article-main .feature-item:hover {
    box-shadow: var(--article-shadow-md);
    transform: translateY(-2px);
}

.article-main .feature-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    background: var(--article-primary);
    color: var(--article-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

/* Highlight Box */
.article-main .highlight-box {
    background: linear-gradient(135deg, #fef3c7 0%, #fed7aa 100%);
    border: 1px solid #fbbf24;
    border-radius: var(--article-radius-xl);
    padding: 1.5rem;
    margin: 2rem 0;
    position: relative;
    overflow: hidden;
}

.article-main .highlight-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #f59e0b 0%, #d97706 100%);
}

.article-main .highlight-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #92400e;
    margin: 0 0 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-main .highlight-box p {
    margin: 0;
    color: #78350f;
    font-weight: 500;
}

/* Conclusion Paragraph */
.article-main .conclusion {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--article-text-primary);
    background: var(--article-gray-50);
    padding: 1.5rem;
    border-radius: var(--article-radius-lg);
    border-left: 4px solid var(--article-primary);
    margin-top: 2rem;
}

/* ===== SIDEBAR ===== */
.article-sidebar {
    position: sticky;
    top: 2rem;
    height: fit-content;
    display: grid;
    gap: 1.5rem;
}

.sidebar-card {
    background: var(--article-white);
    border: 1px solid var(--article-gray-200);
    border-radius: var(--article-radius-xl);
    padding: 1.5rem;
    box-shadow: var(--article-shadow-sm);
    transition: var(--article-transition);
}

.sidebar-card:hover {
    box-shadow: var(--article-shadow-md);
}

.sidebar-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--article-text-primary);
    margin: 0 0 0.75rem 0;
}

.sidebar-text {
    font-size: 0.875rem;
    color: var(--article-text-secondary);
    line-height: 1.6;
    margin: 0 0 1rem 0;
}

.sidebar-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--article-primary);
    color: var(--article-white);
    text-decoration: none;
    padding: 0.75rem 1rem;
    border-radius: var(--article-radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--article-transition);
    width: 100%;
    justify-content: center;
}

.sidebar-cta:hover {
    background: var(--article-primary-dark);
    transform: translateY(-1px);
}

.sidebar-link {
    color: var(--article-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--article-transition);
}

.sidebar-link:hover {
    color: var(--article-primary-dark);
}

/* ===== ARTICLE FOOTER ===== */
.article-footer {
    border-top: 1px solid var(--article-gray-200);
    padding-top: 2rem;
    margin-top: 3rem;
}

.article-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    justify-content: center;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: var(--article-radius-lg);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--article-transition);
    position: relative;
    overflow: hidden;
}

.cta-button.primary {
    background: linear-gradient(135deg, var(--article-primary) 0%, var(--article-primary-dark) 100%);
    color: var(--article-white);
    box-shadow: var(--article-shadow-md);
}

.cta-button.primary:hover {
    box-shadow: var(--article-shadow-lg);
    transform: translateY(-2px);
}

.cta-button.secondary {
    background: var(--article-white);
    color: var(--article-text-primary);
    border: 2px solid var(--article-gray-200);
}

.cta-button.secondary:hover {
    border-color: var(--article-primary);
    color: var(--article-primary);
    transform: translateY(-2px);
}

.button-icon {
    font-size: 1.125rem;
}

/* Share Section */
.share-section {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--article-gray-200);
}

.share-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--article-text-primary);
    margin: 0 0 1rem 0;
}

.share-buttons {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
}

.share-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--article-white);
    border: 1px solid var(--article-gray-300);
    border-radius: var(--article-radius-md);
    color: var(--article-text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--article-transition);
}

.share-button:hover {
    background: var(--article-gray-50);
    border-color: var(--article-primary);
    color: var(--article-primary);
}

.share-icon {
    font-size: 1rem;
}

/* ===== RESPONSIVE DESIGN ===== */

/* Tablet Styles */
@media (max-width: 1024px) {
    .article-main .article-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .article-main .article-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1rem;
        margin-top: 2rem;
    }

    .article-main .article-hero {
        min-height: 60vh;
    }

    .article-main .section-title {
        font-size: 1.75rem;
    }

    .article-main .subsection-title {
        font-size: 1.375rem;
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    .article-main .article-hero {
        min-height: 50vh;
        padding: 1rem 0;
    }

    .article-main .article-hero-content {
        padding: 1rem 0;
    }

    .article-main .article-hero-title {
        font-size: clamp(1.875rem, 4vw, 2.5rem);
        margin-bottom: 1rem;
    }

    .article-main .article-hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: 1.5rem;
    }

    .article-main .article-hero-meta {
        gap: 1rem;
        font-size: 0.8125rem;
    }

    .article-main .article-category-badge {
        margin-bottom: 1.5rem;
        font-size: 0.8125rem;
        padding: 0.375rem 0.875rem;
    }

    .article-main .article-content {
        padding: 2rem 0;
    }

    .article-main .container {
        padding: 0 1rem;
    }

    .article-main .article-prose {
        font-size: 1rem;
        line-height: 1.7;
    }

    .article-main .section-title {
        font-size: 1.5rem;
        margin: 2rem 0 1rem 0;
    }

    .article-main .section-title::before {
        left: -0.75rem;
        width: 3px;
        height: 1.5rem;
        top: 0.25rem;
    }

    .article-main .subsection-title {
        font-size: 1.25rem;
        margin: 1.5rem 0 0.75rem 0;
    }

    .article-main .lead-paragraph {
        font-size: 1.125rem;
        padding: 1rem;
    }

    .article-main .feature-item {
        padding: 0.75rem;
        gap: 0.75rem;
    }

    .article-main .feature-icon {
        width: 20px;
        height: 20px;
        font-size: 0.625rem;
    }

    .article-main .highlight-box {
        padding: 1rem;
        margin: 1.5rem 0;
    }

    .article-main .conclusion {
        font-size: 1rem;
        padding: 1rem;
    }

    .article-main .article-sidebar {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 1.5rem;
    }

    .article-main .sidebar-card {
        padding: 1rem;
    }

    .article-main .article-actions {
        flex-direction: column;
        gap: 0.75rem;
    }

    .article-main .cta-button {
        padding: 0.875rem 1.5rem;
        font-size: 0.9375rem;
    }

    .article-main .share-buttons {
        flex-direction: column;
        gap: 0.5rem;
        max-width: 200px;
        margin: 0 auto;
    }

    .article-main .share-button {
        justify-content: center;
    }

    /* Fix text gradient for mobile webkit */
    .article-main .article-hero-title {
        background: var(--article-white);
        background-clip: text;
        -webkit-background-clip: text;
        -webkit-text-fill-color: var(--article-white);
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .article-main .article-hero {
        min-height: 45vh;
    }

    .article-main .article-hero-title {
        font-size: 1.75rem;
    }

    .article-main .article-hero-subtitle {
        font-size: 1rem;
    }

    .article-main .article-hero-meta {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }

    .article-main .meta-item {
        gap: 0.375rem;
    }

    .article-main .article-prose {
        font-size: 0.9375rem;
    }

    .article-main .section-title {
        font-size: 1.375rem;
    }

    .article-main .subsection-title {
        font-size: 1.125rem;
    }

    .article-main .cta-button {
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
    }

    .article-main .button-icon {
        font-size: 1rem;
    }
}

/* Articles List Page Styles */
.articles-main {
    min-height: 100vh;
    padding-top: 2rem;
}

.articles-hero {
    text-align: center;
    padding: 4rem 0 2rem;
}

.articles-intro {
    font-size: 1.125rem;
    color: var(--text-secondary, #666);
    max-width: 600px;
    margin: 1rem auto 0;
    line-height: 1.6;
}

.nav-active {
    color: var(--article-primary) !important;
    font-weight: 600;
}

/* Loading State */
.articles-loading {
    text-align: center;
    padding: 4rem 0;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--article-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Articles Grid */
.articles-grid-section {
    padding: 2rem 0 4rem;
    background: #f8fafc;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 0;
}

@media (min-width: 768px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .articles-main .articles-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .articles-grid-section {
        padding: 1.5rem 0 3rem;
    }
}

/* Article Cards */
.articles-main .article-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    min-height: 280px;
    width: 100%;
    display: flex;
    flex-direction: column;
}

.articles-main .article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    border-color: rgba(116, 140, 171, 0.3);
}

.articles-main .article-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary, #333);
    margin-bottom: 0.75rem;
    line-height: 1.4;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

.articles-main .article-teaser {
    color: var(--text-secondary, #666);
    line-height: 1.6;
    margin-bottom: 1rem;
    flex-grow: 1;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

.articles-main .article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    margin-top: auto;
}

.articles-main .reading-time {
    font-size: 0.875rem;
    color: var(--text-muted, #999);
}

.articles-main .read-btn {
    background: var(--article-primary);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
}

.articles-main .read-btn:hover {
    background: var(--article-primary-dark);
    transform: scale(1.05);
}

/* Modal Styles */
.article-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.article-modal.active {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    background: white;
    border-radius: 16px;
    max-width: 800px;
    max-height: 90vh;
    width: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.1);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.2);
}

/* Skeleton Loading */
.modal-skeleton {
    padding: 2rem;
}

.skeleton-title {
    height: 2rem;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.skeleton-line {
    height: 1rem;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

.skeleton-line.short {
    width: 60%;
}

.skeleton-block {
    height: 8rem;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 4px;
    margin-top: 1rem;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Modal Article Content */
.modal-article {
    padding: 2rem;
    max-height: 90vh;
    overflow-y: auto;
    display: none;
}

.modal-article.active {
    display: block;
}

.article-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.article-title {
    margin: 0 0 1rem 0;
    font-size: 1.75rem;
    line-height: 1.3;
}

.pdf-export-btn {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pdf-export-btn:hover {
    background: #e9ecef;
}

.article-content-wrapper {
    line-height: 1.7;
}

.article-content-wrapper h1,
.article-content-wrapper h2,
.article-content-wrapper h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary, #333);
}

.article-content-wrapper p {
    margin-bottom: 1rem;
}

.article-content-wrapper img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1rem 0;
}

@media (max-width: 768px) {
    .article-modal .modal-content {
        margin: 0.5rem;
        max-height: 95vh;
    }

    .article-modal .modal-article {
        padding: 1.5rem;
    }

    .article-modal .article-title {
        font-size: 1.5rem;
    }
}