/* MAGAZINE LANDING PAGE - 3-COLUMN HORIZONTAL LAYOUT */
/* Equal width columns: Principal (33%) | Magazine Cover (33%) | TOC (34%) */

.featured-grid {
    display: grid !important;
    grid-template-columns: 1fr 1fr 1fr !important;
    /* Three equal columns */
    grid-template-rows: 1fr !important;
    /* Single row */
    gap: 24px !important;
    height: 600px !important;
    max-height: 600px !important;
    overflow: hidden !important;
    margin: 20px 0 !important;
}

/* PRINCIPAL'S LETTER - Left column (33%) */
.featured-main {
    grid-row: 1 !important;
    grid-column: 1 !important;
    position: relative !important;
    width: 100% !important;
    height: 100% !important;
    display: block !important;
    border-radius: 16px !important;
    overflow: hidden !important;
    text-decoration: none !important;
    color: inherit !important;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%) !important;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2) !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.featured-main:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.25) !important;
}

/* Principal Image - Clear and visible */
.featured-image {
    position: absolute !important;
    top: 0 !important;
    right: 0 !important;
    width: 75% !important;
    height: 100% !important;
    object-fit: cover !important;
    object-position: top right !important;
    opacity: 0.6 !important;
    mix-blend-mode: screen !important;
    filter: none !important;
    transform: scale(0.85) !important;
    transform-origin: top right !important;
}

.featured-main:hover .featured-image {
    opacity: 0.75 !important;
    transform: scale(0.87) !important;
}

/* Text Overlay */
.featured-overlay {
    position: relative !important;
    z-index: 2 !important;
    height: 100% !important;
    background: none !important;
    padding: 32px !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: flex-start !important;
    text-align: left !important;
    color: white !important;
}

/* MAGAZINE COVER - Center column (33%) */
.sidebar-cover-section {
    grid-row: 1 !important;
    grid-column: 2 !important;
    position: relative !important;
    border-radius: 16px !important;
    overflow: hidden !important;
    background: #ffffff !important;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.sidebar-cover-section:hover {
    transform: translateY(-4px) !important;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.2) !important;
}

.sidebar-cover-image {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    display: block !important;
    padding: 30px !important;
}

/* TABLE OF CONTENTS - Right column (34%) */
.trending-sidebar {
    grid-row: 1 !important;
    grid-column: 3 !important;
    background: white !important;
    border-radius: 16px !important;
    padding: 24px !important;
    overflow: hidden !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1) !important;
    display: flex !important;
    flex-direction: column !important;
}

.trending-title {
    color: #1e293b !important;
    border-bottom: 3px solid #f59e0b !important;
}

.page-number {
    background: linear-gradient(135deg, #f59e0b, #d97706) !important;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3) !important;
}

.trending-item:hover {
    background: #f8fafc !important;
}

.toc-link:hover {
    color: #f59e0b !important;
}

/* Right column container - make children direct grid items */
.featured-right {
    display: contents !important;
}

/* ========================================
   PROFESSIONAL VIBRANT NAVIGATION
   ======================================== */

.main-nav {
    background: transparent !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05) !important;
    border-bottom: 3px solid #f59e0b !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 100 !important;
    backdrop-filter: blur(10px) !important;
}

.nav-list {
    display: flex !important;
    gap: 4px !important;
    padding: 0 !important;
    margin: 0 !important;
    list-style: none !important;
    flex-wrap: nowrap !important;
    justify-content: center !important;
}

.nav-list li {
    margin: 0 !important;
}

.nav-list a {
    display: block !important;
    padding: 16px 20px !important;
    color: #1e293b !important;
    text-decoration: none !important;
    font-weight: 600 !important;
    font-size: 0.875rem !important;
    letter-spacing: 0.3px !important;
    position: relative !important;
    transition: all 0.3s ease !important;
    border-radius: 8px !important;
    white-space: nowrap !important;
}

/* Hover effect */
.nav-list a:hover {
    background: rgba(245, 158, 11, 0.1) !important;
    transform: translateY(-2px) !important;
    color: #f59e0b !important;
}

/* Active state */
.nav-list a.active {
    background: linear-gradient(135deg, #f59e0b, #d97706) !important;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4) !important;
    font-weight: 700 !important;
    color: white !important;
}

.nav-list a.active:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.5) !important;
}

/* Underline animation */
.nav-list a:not(.active)::after {
    content: '' !important;
    position: absolute !important;
    bottom: 8px !important;
    left: 20px !important;
    right: 20px !important;
    height: 2px !important;
    background: #f59e0b !important;
    transform: scaleX(0) !important;
    transition: transform 0.3s ease !important;
}

.nav-list a:not(.active):hover::after {
    transform: scaleX(1) !important;
}

/* Mobile responsive - stack vertically on smaller screens */
@media (max-width: 1200px) {
    .featured-grid {
        grid-template-columns: 1fr !important;
        grid-template-rows: auto auto auto !important;
        height: auto !important;
        max-height: none !important;
    }

    .featured-main {
        grid-column: 1 !important;
        grid-row: 1 !important;
        min-height: 400px !important;
    }

    .sidebar-cover-section {
        grid-column: 1 !important;
        grid-row: 2 !important;
        min-height: 500px !important;
    }

    .trending-sidebar {
        grid-column: 1 !important;
        grid-row: 3 !important;
        min-height: 400px !important;
    }

    .nav-list a {
        padding: 14px 16px !important;
        font-size: 0.8rem !important;
    }
}

@media (max-width: 968px) {
    .featured-image {
        width: 100% !important;
        opacity: 0.6 !important;
        transform: none !important;
        height: 100% !important;
    }

    .featured-overlay {
        background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent) !important;
        padding-bottom: 40px !important;
    }

    .nav-list {
        flex-wrap: nowrap !important;
        gap: 6px !important;
        overflow-x: auto !important;
        justify-content: flex-start !important;
        padding: 0 10px !important;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .nav-list::-webkit-scrollbar {
        display: none;
    }

    .nav-list a {
        padding: 10px 14px !important;
        font-size: 0.8rem !important;
        white-space: nowrap !important;
        flex-shrink: 0 !important;
    }

    /* Ensure proper stacking for grid items if needed */
    .featured-grid {
        display: flex !important;
        flex-direction: column !important;
        gap: 0 !important;
        height: auto !important;
    }

    .featured-main,
    .sidebar-cover-section,
    .trending-sidebar {
        width: 100% !important;
        grid-column: auto !important;
        grid-row: auto !important;
        min-height: auto !important;
    }

    .sidebar-cover-section {
        height: 200px !important;
    }

    .trending-sidebar {
        max-height: 400px !important;
    }
}