/* --- General & Variables --- */
:root {
  --bg-image: linear-gradient(to right top, #6d327c, #485DA6, #00a1ba, #00BF98, #36C486);
  --glass-bg: rgba(22, 22, 38, 0.4);
  --border-color: rgba(255, 255, 255, 0.15);
  --text-color: #e0e0f0;
  --header-text-color: #ffffff;
  --accent-color: #00f2ff;
  --link-hover-color: #ffffff;
}

body {
  font-family: 'Poppins', sans-serif;
  background-color: #0a0a1a;
  background-image: var(--bg-image);
  background-attachment: fixed;
  color: var(--text-color);
  margin: 0;
  line-height: 1.7;
  font-size: 16px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--link-hover-color);
  text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--header-text-color);
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  line-height: 1.2;
  font-weight: 600;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.6rem; }

img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
}

/* --- Glassmorphism Effect --- */
.glass-effect {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* --- Header --- */
.site-header {
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: none;
  background: rgba(10, 10, 26, 0.6);
  -webkit-backdrop-filter: blur(15px);
  backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--border-color);
}

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

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--header-text-color);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.logo:hover {
  color: var(--accent-color);
}

.main-nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 25px;
}

.main-nav a {
  color: var(--text-color);
  font-weight: 500;
  font-size: 1rem;
  padding-bottom: 5px;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover, .main-nav a.active {
  color: var(--accent-color);
  border-bottom-color: var(--accent-color);
}

/* --- Main Content Layout --- */
.main-content {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 30px;
  padding: 40px 0;
}

.articles-list, .article-content {
  padding: 30px;
}

/* --- Sidebar --- */
.sidebar {
  padding: 25px;
}

.sidebar-widget {
  margin-bottom: 30px;
}

.sidebar-widget h3 {
  color: var(--accent-color);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
  margin-top: 0;
  font-size: 1.4rem;
}

.sidebar-widget ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-widget ul li {
  margin-bottom: 12px;
}

.sidebar-widget p {
  background: rgba(0, 0, 0, 0.2);
  padding: 15px;
  border-radius: 8px;
  border-left: 3px solid var(--accent-color);
  font-style: italic;
}

/* --- Article Card --- */
.article-card {
  margin-bottom: 30px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0, 242, 255, 0.15);
}

.article-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 16px 16px 0 0;
}

.article-card-content {
  padding: 25px;
}

.article-card-category {
  display: inline-block;
  background-color: var(--accent-color);
  color: #0a0a1a;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 15px;
}

.article-card h2 {
  margin-top: 0;
  font-size: 1.7rem;
}

.article-card h2 a {
    color: var(--header-text-color);
    text-decoration: none;
}
.article-card h2 a:hover {
    color: var(--accent-color);
}


.article-card p {
  margin-bottom: 20px;
}

.read-more {
  display: inline-block;
  font-weight: bold;
}

/* --- Article Page --- */
.article-header {
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.article-header h1 {
    margin-top: 0;
    font-size: 3rem;
    color: var(--accent-color);
    line-height: 1.1;
}

.article-meta {
    font-size: 0.9rem;
    color: #b0b0d0;
    margin-top: 15px;
}

.article-meta span {
    margin-right: 20px;
}

.article-content p {
    margin-bottom: 1.5em;
    font-size: 1.1rem;
}

.article-content img.article-image {
    margin: 30px 0;
}

.article-content h3 {
    margin-top: 2em;
}


/* --- Footer --- */
.site-footer {
  text-align: center;
  padding: 30px 0;
  margin-top: 40px;
  background: rgba(10, 10, 26, 0.7);
  border-top: 1px solid var(--border-color);
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
  .main-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  h1 { font-size: 2.2rem; }
  .article-header h1 { font-size: 2.5rem; }

  .site-header .container {
    flex-direction: column;
    gap: 20px;
  }
  
  .main-nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
  }
}