:root {
    --primary-bg: #f5f5f5;
    --secondary-bg: #ffffff;
    --accent-color: #e74c3c;
    --text-color: #333333;
    --light-text-color: #666666;
    --border-radius-main: 15px;
    --border-radius-sm: 8px;
    --spacing-lg: 30px;
    --spacing-md: 20px;
    --spacing-sm: 10px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;
}

body {
    background-color: var(--primary-bg);
    line-height: 1.6;
    color: var(--text-color);
}

#content {
    max-width: 1200px;
    margin: var(--spacing-lg) auto;
    padding: var(--spacing-md);
}

#content-top {
    background-color: var(--secondary-bg);
    border-radius: var(--border-radius-main);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: var(--spacing-sm);
}

#nav-top {
    margin-left: auto;
    margin-right: auto;
}

#content-top nav {
    display: flex;
    gap: var(--spacing-sm);
}

.button-top {
    background-color: var(--accent-color);
    color: white;
    text-align: center;
    font-weight: 700;
    border-radius: var(--border-radius-sm);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.2s ease;
    cursor: pointer;
}

.button-top:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
}

#content-middle {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(12, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--secondary-bg);
    border-radius: var(--border-radius-main);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    min-height: 800px;
}

.article-middle {
    background-color: var(--secondary-bg);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform 0.2s ease;
}

.article-middle:hover {
    transform: translateY(-5px);
}

.article-middle img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
}

.article-info, .article-overlay {
    padding: var(--spacing-sm);
    background-color: var(--secondary-bg);
    color: var(--text-color);
}

.article-info h3, .article-info h4 {
    margin-bottom: 5px;
    color: var(--text-color);
}

.article-info p {
    font-size: 0.9em;
    color: var(--light-text-color);
}

#slide-through {
    grid-column: 1 / span 7;
    grid-row: 1 / span 7;
    position: relative;
}

#slide-through img {
    height: 100%;
    width: 100%;
}

.article-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 100%);
    color: white;
    padding: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
}

.article-overlay h2 {
    font-size: 1.8em;
    margin-bottom: var(--spacing-sm);
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.article-overlay p {
    font-size: 1.1em;
    color: #f0f0f0;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

#article-top {
    grid-column: 8 / span 5;
    grid-row: 1 / span 7;
    position: relative;
}

#article-top img {
    height: 60%;
    border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
}

#article-top .article-info {
    flex-grow: 1;
    background-color: var(--secondary-bg);
    border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
}

#article-bottom-left {
    grid-column: 1 / span 4;
    grid-row: 8 / span 5;
}

#article-bottom-middle {
    grid-column: 5 / span 4;
    grid-row: 8 / span 5;
}

#article-bottom-right {
    grid-column: 9 / span 4;
    grid-row: 8 / span 5;
}

.sub-article img {
    height: 55%;
    border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
}

.sub-article .article-info {
    flex-grow: 1;
    background-color: var(--secondary-bg);
    border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
}

.slide-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.slide {
  display: none;
  width: 100%;
  height: 100%;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.prev, .next {
  cursor: pointer;
  position: absolute;
  top: 50%;
  width: auto;
  padding: 16px;
  margin-top: -22px;
  color: white;
  font-weight: bold;
  font-size: 18px;
  transition: 0.6s ease;
  border-radius: 0 3px 3px 0;
  user-select: none;
}

.next {
  right: 0;
  border-radius: 3px 0 0 3px;
}

.prev:hover, .next:hover {
  background-color: rgba(0,0,0,0.8);
}

.fade {
  animation-name: fade;
  animation-duration: 1.5s;
}

@keyframes fade {
  from {opacity: .4}
  to {opacity: 1}
}

@media (max-width: 992px) {
    #content-middle {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
        min-height: auto;
    }

    #slide-through, #article-top,
    #article-bottom-left, #article-bottom-middle, #article-bottom-right {
        grid-column: auto / span 1;
        grid-row: auto;
    }

    #slide-through, #article-top {
        grid-column: 1 / span 2;
    }

    .article-middle img {
        height: 200px;
        object-fit: cover;
    }
}

@media (max-width: 768px) {
    #content-top {
        justify-content: center;
    }

    #content-middle {
        grid-template-columns: 1fr;
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }

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

    .article-middle img {
        height: 180px;
    }

    .article-overlay h2 {
        font-size: 1.5em;
    }

    .article-overlay p {
        font-size: 1em;
    }

    #content-top {
        margin-left: var(--spacing-sm);
        margin-right: var(--spacing-sm);
    }
}


.article-middle {
    background-color: var(--secondary-bg);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform 0.2s ease;
    text-decoration: none;
    color: inherit;
}

@media (max-width: 480px) {
    .button-top {
        padding: var(--spacing-sm);
        font-size: 0.9em;
    }

    .article-middle img {
        height: 150px;
    }

    .article-overlay h2 {
        font-size: 1.3em;
    }

    .article-overlay p {
        font-size: 0.9em;
    }
}