/* General Styles */
body {
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    margin: 0;
    color: #1a1a1a;
    background-color: #ffffff;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: #0077cc;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
}

/* Header */
header {
    background-color: #fff;
    border-bottom: 1px solid #e5e5e5;
}

.header-top {
    padding: 15px 0;
    border-bottom: 1px solid #e5e5e5;
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-top-left,
.header-top-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-top-center .logo h1 {
    margin: 0;
    font-size: 3em;
    font-weight: bold;
    color: #000;
}

.subscribe-btn {
    background-color: #c00;
    color: #fff;
    padding: 10px 20px;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 12px;
}

.header-bottom {
    padding: 15px 0;
}

.header-bottom nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: center;
}

.header-bottom nav ul li {
    display: inline-block;
    margin: 0 15px;
}

.header-bottom nav ul li a {
    font-weight: bold;
    color: #555;
    font-size: 12px;
    text-transform: uppercase;
}

/* Main Content */
main {
    padding: 20px 0;
}

.main-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 300px;
    gap: 20px;
}

.main-featured-article {
    grid-column: 1 / span 3;
    grid-row: 1 / span 3;
    display: flex;
    flex-direction: column;
}

.main-featured-article img {
    width: 100%;
    height: auto;
    object-fit: cover;
    margin-bottom: 15px;
}

.main-featured-article h2 {
    font-size: 24px;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 5px;
}

.main-featured-article p {
    font-size: 15px;
    line-height: 1.4;
    color: #666;
}

.main-featured-article .author {
    font-size: 12px;
    color: #888;
    margin-top: 10px;
}

.sidebar {
    grid-column: 4 / span 1;
    grid-row: 1 / span 3;
}

.sidebar-tabs {
    display: flex;
    margin-bottom: 10px;
}

.sidebar-tabs button {
    flex: 1;
    padding: 10px;
    border: 1px solid #e5e5e5;
    background-color: #f9f9f9;
    cursor: pointer;
    font-weight: bold;
    font-size: 13px;
}

.sidebar-tabs button.active {
    background-color: #fff;
    border-bottom: none;
}

.sidebar-articles ul {
    list-style: none;
    padding: 0;
    margin: 0;
    border: 1px solid #e5e5e5;
    border-top: none;
}

.sidebar-articles li {
    padding: 10px;
    border-bottom: 1px solid #e5e5e5;
}

.sidebar-articles li:last-child {
    border-bottom: none;
}

.sidebar-articles article {
    display: flex;
    align-items: center;
    gap: 10px; /* Space between text and image */
}

.sidebar-articles h4 {
    flex-grow: 1; /* Allow h4 to take up available space */
    font-size: 17px;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 0; /* Remove bottom margin as flex handles spacing */
}

.sidebar-articles img {
    width: 80px; /* Adjusted width */
    height: 80px; /* Adjusted height to make it square */
    object-fit: cover;
    flex-shrink: 0; /* Prevent image from shrinking */
    margin-left: 0; /* Remove float-related margin */
}

.promo-banner {
    margin-top: 20px;
    padding: 20px;
    border: 1px solid #e5e5e5;
    text-align: center;
}

.promo-banner h4 {
    font-size: 23px;
    font-weight: bold;
    color: #c00;
    margin-bottom: 10px;
}

.promo-banner p {
    font-size: 15px;
    color: #666;
    margin-bottom: 15px;
}

.promo-banner a {
    background-color: #000;
    color: #fff;
    padding: 10px 20px;
    text-transform: uppercase;
    font-size: 11px;
    font-weight: bold;
}

.latest-issue {
    margin-top: 20px;
    padding: 20px;
    border: 1px solid #e5e5e5;
}

.latest-issue h2 {
    font-size: 33px;
    font-weight: bold;
    border-bottom: 1px solid #e5e5e5;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.latest-issue .issue-content {
    display: flex;
    gap: 15px;
}

.latest-issue img {
    width: 100px;
    height: auto;
    object-fit: cover;
}

.latest-issue h3 {
    font-size: 14px;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 5px;
}

.latest-issue p {
    font-size: 13px;
    color: #666;
}

.latest-issue a {
    background-color: #000;
    color: #fff;
    padding: 10px 20px;
    text-transform: uppercase;
    font-size: 11px;
    font-weight: bold;
    display: inline-block;
    margin-top: 15px;
}

.additional-articles {
    grid-column: 1 / span 3;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    border-top: 1px solid #e5e5e5;
    padding-top: 20px;
}

.additional-articles article {
    display: flex;
    flex-direction: column;
}

.additional-articles img {
    width: 100%;
    height: auto;
    object-fit: cover;
    margin-bottom: 10px;
}

.additional-articles h4 {
    font-size: 17px;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 5px;
}

.additional-articles p {
    font-size: 15px;
    line-height: 1.4;
    color: #666;
}

.additional-articles .author {
    font-size: 12px;
    color: #888;
    margin-top: 10px;
}

/* Full Article */
.full-article {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.article-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 20px;
}

.full-article {
    grid-column: 1 / span 1;
}

.sidebar {
    grid-column: 2 / span 1;
}

.full-article h1 {
    font-size: 2.5em;
    margin: 0 0 10px;
}

.full-article .author {
    font-weight: bold;
    color: #555;
    margin-bottom: 20px;
    font-size: 0.9em;
}

.article-content p {
    font-size: 1.2em;
    line-height: 1.7;
    margin-bottom: 25px;
}

/* Footer */
footer {
    background-color: #fff;
    color: #555;
    padding: 40px 0 0;
    margin-top: 40px;
    border-top: 1px solid #e5e5e5;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 15px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #000;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 12px;
    color: #555;
}

.footer-social {
    background-color: #f7f7f7;
    padding: 20px 0;
    text-align: center;
}

.footer-social ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-social ul li {
    display: inline-block;
    margin: 0 15px;
}

.footer-bottom {
    background-color: #f7f7f7;
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 12px;
    margin: 0 0 10px;
}

.footer-bottom ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-bottom ul li {
    display: inline-block;
    margin: 0 10px;
}

.footer-bottom ul li a {
    font-size: 9px;
    font-weight: 500;
    text-transform: uppercase;
    text-decoration: underline;
    color: #555;
}

/* Responsive Styles */

/* Tablets (768px and below) */
@media (max-width: 768px) {
    .header-top .container {
        flex-direction: column;
        gap: 10px;
    }

    .header-top-left, .header-top-right {
        width: 100%;
        justify-content: center;
    }

    .header-bottom nav ul li {
        margin: 0 8px;
    }

    .main-content-grid {
        grid-template-columns: 1fr;
    }

    .main-featured-article {
        grid-column: 1 / span 1;
        grid-row: auto;
    }

    .sidebar {
        grid-column: 1 / span 1;
        grid-row: auto;
    }

    .additional-articles {
        grid-column: 1 / span 1;
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }

    .footer-bottom {
        flex-direction: column;
        gap: 10px;
    }

    .footer-bottom ul li {
        margin: 0 5px;
    }

    .article-grid {
        grid-template-columns: 1fr;
    }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
    .header-top-center .logo h1 {
        font-size: 2.5em;
    }

    .header-bottom nav ul li {
        margin: 0 5px;
    }

    .header-bottom nav ul li a {
        font-size: 10px;
    }

    .main-featured-article h2 {
        font-size: 20px;
    }

    .sidebar-articles h4 {
        font-size: 15px;
    }

    .promo-banner h4 {
        font-size: 20px;
    }

    .latest-issue h2 {
        font-size: 28px;
    }

    .additional-articles h4 {
        font-size: 15px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-bottom ul li {
        display: block;
        margin: 5px 0;
    }
}