/* General Body Styles */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f8f9fa; /* Light gray background for the page */
  padding-bottom: 80px; /* Increased to ensure footer doesn't overlap content, adjust as needed */
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header Styles */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1rem;
  background-color: #343a40; /* Dark header background */
  color: #fff; /* White text for header */
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Menu Toggle Button (Hamburger Icons) */
.menu-toggle {
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  background-color: #343a40; /* Match header background */
  border: none;
  color: white; /* White icon color */
  border-radius: 4px;
  transition: background-color 0.2s ease-in-out;
}
.menu-toggle:hover {
  background-color: #6c757d; /* Slightly lighter gray on hover */
}
#headerMenuToggle.hidden { /* Used to hide header toggle when panel is fully open or hover-open */
  visibility: hidden;
}

/* Site Title in Header */
.site-title {
  font-family: 'Georgia', serif;
  font-size: 1.6rem;
  font-weight: bold;
  text-align: center;
  flex-grow: 1;
  color: #ffffff;
  margin-left: 1rem;
}

/* Side Panel Styles */
.side-panel {
  height: 100%;
  width: 60px; /* Default collapsed width */
  position: fixed;
  top: 0;
  left: 0; /* Always visible from the left */
  background-color: #212529;
  color: white;
  overflow-x: hidden; /* Important for hiding text when collapsed */
  overflow-y: auto;
  transition: width 0.3s ease-in-out;
  padding-top: 1rem;
  z-index: 1001;
  box-shadow: 2px 0 5px rgba(0,0,0,0.2);
  box-sizing: border-box;
}
.side-panel.is-open, .side-panel.is-hover-open { /* Apply open styles also to hover-open */
  width: 250px; /* Expanded width */
}

.side-panel a {
  display: flex; /* For aligning icon and text */
  align-items: center;
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;

  /* Default (collapsed state) horizontal alignment and padding: */
  justify-content: flex-start; /* Align items to the start of the <a> tag */
  padding-left: 12px;  /* Padding on the left of <a> tag's content area */
  padding-right: 12px; /* Padding on the right of <a> tag's content area */
  /* Total horizontal padding for <a> content area is 24px */
  /* Icon will use margin-left: auto to push itself to the right within this padded area */

  text-decoration: none;
  color: #adb5bd;
  font-size: 1.1rem;
  transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out, justify-content 0.3s ease-in-out, padding 0.3s ease-in-out;
  border-bottom: 1px solid #343a40;
  height: 50px; /* Fixed height for links */
  box-sizing: border-box;
}

/* Styles for when panel is open or hover-open - overrides padding and icon margins */
.side-panel.is-open a, .side-panel.is-hover-open a {
  justify-content: flex-start; /* Keep this, icon margin will be reset */
  padding-left: 1.2rem; /* Override for open state */
  padding-right: 1.2rem; /* Override for open state */
}

.side-panel a i {
  font-size: 1.2rem; /* Icon size */
  width: 24px; /* Fixed width for icon container */
  text-align: center; /* Center icon glyph within its 24px box */
  flex-shrink: 0; /* Prevent icon from shrinking */
  /* No transition on margin-left/right for now, allow snapping for simplicity */
}

/* Icon specific styling for collapsed state: pushes icon to the right */
.side-panel:not(.is-open):not(.is-hover-open) a i {
  margin-left: auto; /* Push the icon to the right within the <a> tag's content box */
  margin-right: 0; /* Explicitly set to ensure no other right margin interferes */
}

/* Icon specific styling for open/hover-open state: reset margins */
.side-panel.is-open a i, .side-panel.is-hover-open a i {
  margin-left: 0; /* Reset margin-left from collapsed state */
  margin-right: 12px; /* Space between icon and text when open */
}

.side-panel .nav-text {
  opacity: 0;
  visibility: hidden;
  white-space: nowrap;
  transition: opacity 0.1s ease-out, visibility 0s linear 0.1s;
}

.side-panel.is-open .nav-text,
.side-panel.is-hover-open .nav-text {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.2s ease-in 0.15s, visibility 0s linear 0.15s;
}


.side-panel #menuToggle {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    font-size: 1.5rem;
    padding: 0.5rem;
    background-color: transparent;
    border-bottom: none;
    color: #adb5bd;
    display: none;
}
.side-panel.is-open #menuToggle {
    display: block;
}


.side-panel a:hover {
  background-color: #495057;
  color: #ffffff;
}
.side-panel a.active-nav {
  background-color: #007bff;
  color: #ffffff;
  font-weight: bold;
}
.side-panel a.active-nav:hover {
  background-color: #0056b3;
}

/* Right section of the header */
.right-section {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.search-box {
  padding: 0.4rem 0.6rem;
  border: 1px solid #ced4da;
  border-radius: 5px;
  font-size: 0.9rem;
  transition: width 0.3s ease-in-out, box-shadow 0.2s ease;
}
header .search-box {
    width: 150px;
    background-color: #495057;
    color: #fff;
    border-color: #6c757d;
}
header .search-box::placeholder {
    color: #adb5bd;
}
header .search-box:focus {
    width: 200px;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
    background-color: #5a6268;
}
#browseSearchBox {
    width: 100%;
    margin-bottom: 1rem;
    box-sizing: border-box;
}

/* Main Content Wrapper & Footer */
.main-wrapper, footer {
  margin-left: 60px; /* Default margin for collapsed panel */
  transition: margin-left 0.3s ease-in-out;
  background-color: #f8f9fa; /* main-wrapper background */
}
.main-wrapper.panel-is-open, .main-wrapper.panel-is-hover-open,
footer.panel-is-open, footer.panel-is-hover-open {
  margin-left: 250px; /* Margin for fully open or hover-open panel */
}

/* Footer specific styles */
footer {
  text-align: center;
  padding: 1.2rem;
  background-color: #343a40; /* Footer background */
  color: #adb5bd;
  position: fixed;
  bottom: 0;
  left: 0; /* Will be shifted by margin-left */
  width: calc(100% - 60px); /* Initial width, adjusted by margin */
  box-sizing: border-box;
  z-index: 999;
  font-size: 0.9rem;
  box-shadow: 0 -2px 4px rgba(0,0,0,0.1);
  transition: margin-left 0.3s ease-in-out, width 0.3s ease-in-out;
}
footer.panel-is-open, footer.panel-is-hover-open {
  width: calc(100% - 250px); /* Width when panel is open or hover-open */
}


/* Main Container for page sections */
.container {
  padding: 1.5rem;
  background-color: #ffffff;
  min-height: calc(100vh - 58px - 70px - 3rem);
  border-radius: 8px;
  margin: 1rem;
  box-shadow: 0 0 15px rgba(0,0,0,0.05);
}

/* Generic card/section styling */
#publish, #about .about-section-content > div {
  border: 1px solid #dee2e6;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: 8px;
  background-color: #fff;
  box-shadow: 0 3px 6px rgba(0,0,0,0.08);
  transition: box-shadow 0.3s ease;
}
#publish:hover, #about .about-section-content > div:hover {
    box-shadow: 0 5px 12px rgba(0,0,0,0.12);
}

/* Form Elements */
textarea, input[type="text"], input[type="file"], input[type="search"], input[type="email"], input[type="password"] {
  width: 100%;
  margin: 0.6rem 0;
  padding: 0.7rem 0.6rem;
  border-radius: 5px;
  border: 1px solid #ced4da;
  font-size: 1rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
textarea:focus, input[type="text"]:focus, input[type="file"]:focus, input[type="search"]:focus, input[type="email"]:focus, input[type="password"]:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
  outline: none;
}
input[type="file"] {
    padding: 0.4rem;
}

/* Button Styles */
button, .button-style {
  padding: 0.7rem 1.3rem;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.2s ease-in-out, transform 0.1s ease, box-shadow 0.2s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
button:hover, .button-style:hover {
  background-color: #0056b3;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}
button:active, .button-style:active {
    transform: translateY(0px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.delete-button {
    background-color: #dc3545;
}
.delete-button:hover {
    background-color: #c82333;
}

/* Utility class */
.hidden {
  display: none !important;
}

/* Tag styling */
.tag {
  display: inline-block;
  background-color: #e9ecef;
  color: #495057;
  padding: 0.3rem 0.7rem;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Section Headings */
#about h2, #publish h2, #browse > h2, .top-articles-section > h2, #contact > h2 {
  color: #343a40;
  margin-top: 0;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid #007bff;
  padding-bottom: 0.5rem;
}

/* Home Section Specifics */
#home {
  padding: 0;
  margin: 0;
}

.home-banner {
  background-image: url('banner.png');
  background-size: cover;
  background-position: center;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ffffff;
  padding: 2rem;
  position: relative;
  margin-bottom: 2rem;
  border-radius: 0 0 8px 8px;
}
.home-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    border-radius: inherit;
}
.banner-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}
.banner-content h1 {
    font-size: 2.8rem;
    font-weight: bold;
    margin-bottom: 0.75rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.6);
}
.banner-content p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.top-articles-section {
    padding: 0 1.5rem 1.5rem 1.5rem;
}
.top-articles-section > h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.top-articles-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
}

.top-article-card {
    background-color: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 4px 8px rgba(0,0,0,0.08);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    width: calc(33.333% - 1rem);
    min-width: 280px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.top-article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.12);
}
.top-article-card h3 {
    font-size: 1.3rem;
    color: #0056b3;
    margin-top: 0;
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 2.6rem;
}
.top-article-card p.category {
    font-size: 0.85rem;
    color: #6c757d;
    margin-bottom: 0.75rem;
    font-style: italic;
}
.top-article-card p.content-preview {
    font-size: 0.95rem;
    color: #495057;
    line-height: 1.5;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-grow: 1;
    min-height: 4.2rem;
}
.top-article-card p.views {
    font-size: 0.8rem;
    color: #777;
    margin-bottom: 1rem;
}
.top-article-card .button-style {
    align-self: flex-start;
    margin-top: auto;
}


/* About Section Specifics */
#about {
  background-color: transparent;
  padding: 0;
  margin: 0;
  border-radius: 0;
  box-shadow: none;
}
.about-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 2rem;
  background-color: #fff;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 3px 6px rgba(0,0,0,0.08);
  border: 1px solid #dee2e6;
}
.about-section-content {
    width: 100%;
    max-width: 700px;
    box-sizing: border-box;
}
.about-section img {
  margin-bottom: 1rem;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #007bff;
  display: block;
  margin-left: auto;
  margin-right: auto;
}
.about-section div h3 {
    margin-top: 0;
    color: #0056b3;
    text-align: center;
    margin-bottom: 0.75rem;
}
.about-section div p {
    text-align: justify;
    color: #495057;
    font-size: 0.95rem;
    line-height: 1.7;
}


/* Browse Section: Two-column layout */
.browse-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.article-list-column {
    flex: 1;
    min-width: 280px;
    max-height: 75vh;
    overflow-y: auto;
    padding: 0.75rem;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    background-color: #fdfdfd;
}
.article-list-column > p.list-placeholder {
    padding: 1.5rem;
    text-align: center;
    color: #6c757d;
    font-style: italic;
    font-size: 1.1rem;
    background-color: #f0f0f0;
    border-radius: 6px;
    margin: 1rem;
}
.article-list-item {
    padding: 1rem;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    transition: background-color 0.2s ease, border-left-color 0.2s ease;
}
.article-list-item:last-child {
    border-bottom: none;
}
.article-list-item:hover {
    background-color: #e9f5ff;
}
.article-list-item.active {
    background-color: #d0eaff;
    border-left: 4px solid #007bff;
    padding-left: calc(1rem - 4px);
}
.article-list-item.active h4 {
    color: #0056b3;
}
.article-list-item h4 {
    margin: 0 0 0.25rem 0;
    color: #0056b3;
    font-size: 1.1rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.article-list-item p.category {
    margin: 0;
    font-size: 0.85rem;
    color: #555;
}
.article-list-item p.views-list {
    font-size: 0.8em;
    color: #888;
    margin-top: 0.3rem;
}

.article-detail-column {
    flex: 2.5;
    padding: 1.5rem;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    min-height: 300px;
    overflow-y: auto;
    max-height: calc(75vh + 3rem);
}
.article-detail-column .placeholder-text,
.article-detail-column .error-text {
    font-size: 1.2rem;
    color: #6c757d;
    text-align: center;
    margin-top: 3rem;
    padding: 1.5rem;
    border-radius: 8px;
    background-color: #f8f9fa;
}
.article-detail-column .error-text {
    color: #dc3545;
    background-color: #fddfe2;
    border: 1px solid #e798a0;
}
.article-detail-column .attachment-error {
    color: #dc3545;
    font-size: 0.9rem;
    font-style: italic;
}

/* Full Article Content Styling */
.article-full-content h3 {
    margin-top: 0;
    color: #333;
    font-size: 1.8rem;
    border-bottom: 1px solid #eee;
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}
.article-full-content .category-detail,
.article-full-content .tags-detail,
.article-full-content .views-detail {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 0.5rem;
}
.article-full-content .content-main {
    font-size: 1.05rem;
    line-height: 1.7;
    margin: 1rem 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}
.article-full-content .attachments h4 {
    font-size: 1.1rem;
    color: #444;
    margin-bottom: 0.5rem;
}
.article-full-content .attachments img,
.article-full-content .attachments video {
    max-width: 100%;
    height: auto;
    margin-bottom: 10px;
    border-radius: 4px;
    border: 1px solid #ddd;
}
.article-full-content .attachments .attachment-link {
    display: block;
    margin-bottom: 5px;
    color: #007bff;
    text-decoration: none;
    word-break: break-all;
}
.article-full-content .attachments .attachment-link:hover {
    text-decoration: underline;
}
.article-full-content hr {
    border: 0;
    border-top: 1px solid #eee;
    margin: 1.5rem 0;
}

/* Contact Us Section Styles */
#contact {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 3px 6px rgba(0,0,0,0.08);
    border: 1px solid #dee2e6;
    margin-top: 1rem;
}

.contact-container {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.contact-details, .contact-form-container {
    flex: 1;
    min-width: 300px;
}

.contact-details h3, .contact-form-container h3 {
    color: #0056b3;
    margin-top: 0;
    margin-bottom: 1rem;
}

.contact-details p {
    margin-bottom: 1rem;
    color: #495057;
    font-size: 0.95rem;
    line-height: 1.7;
}

.contact-details ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.contact-details ul li {
    margin-bottom: 0.75rem;
    font-size: 1rem;
    color: #343a40;
    display: flex;
    align-items: center;
}

.contact-details ul li i {
    margin-right: 0.75rem;
    color: #007bff;
    width: 20px;
    text-align: center;
}
.contact-details ul li a {
    color: #007bff;
    text-decoration: none;
}
.contact-details ul li a:hover {
    text-decoration: underline;
}


.social-media-icons {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #e9ecef;
    color: #007bff;
    text-decoration: none;
    font-size: 1.2rem;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.social-icon:hover {
    background-color: #007bff;
    color: #fff;
}

#contactForm input[type="text"],
#contactForm input[type="email"],
#contactForm textarea {
    margin-bottom: 1rem;
}

#contactForm button[type="submit"] {
    margin-top: 0.5rem;
}


/* Responsive adjustments */
@media (min-width: 768px) {
  .browse-wrapper {
    flex-direction: row;
  }
  .article-list-column {
    flex: 0 0 320px;
  }
  .article-detail-column {
    flex: 1;
  }
  .about-section {
    flex-direction: row;
    text-align: left;
  }
  .about-section-content {
      display: flex;
      align-items: flex-start;
  }
  .about-section img {
    margin-right: 2rem;
    margin-bottom: 0;
    margin-left: 0;
  }
   .about-section div h3 {
    text-align: left;
  }
  .site-title {
    margin-left: 0; /* Adjusted for when panel is collapsed */
  }
  header .site-title { /* More specific selector for header title */
    margin-left: 1rem; /* Keep some space from the header toggle */
  }
  .main-wrapper.panel-is-open ~ header .site-title,
  .main-wrapper.panel-is-hover-open ~ header .site-title { /* Adjust for hover open too */
    margin-left: 0; /* No extra margin if panel is fully open or hover-open */
  }


}

@media (max-width: 992px) { /* Medium devices (tablets, less than 992px) */
    .top-article-card {
        width: calc(50% - 1rem); /* 2 cards in a row */
    }
    .banner-content h1 {
        font-size: 2.2rem;
    }
    .banner-content p {
        font-size: 1.1rem;
    }
    .contact-container {
        flex-direction: column; /* Stack contact details and form */
    }
}

@media (max-width: 767px) { /* For smaller mobile screens */
  .site-title {
    font-size: 1.2rem;
    margin-left: 0.5rem;
  }
  header .right-section {
    gap: 0.3rem;
  }
  header .search-box {
    width: 80px;
  }
  header .search-box:focus {
    width: 100px;
  }
  #loginSignupLink {
    font-size: 0.8rem;
  }
  .container {
    padding: 0.8rem;
    margin: 0.5rem;
  }
  .home-banner {
    min-height: 250px;
    margin-bottom: 1.5rem;
  }
  .banner-content h1 {
    font-size: 1.8rem;
  }
  .banner-content p {
    font-size: 1rem;
  }
  .top-articles-section {
    padding: 0 0.8rem 0.8rem 0.8rem;
  }
  .top-articles-section > h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }
  .top-article-card {
    width: 100%; /* 1 card per row on small screens */
    min-width: unset;
  }
  .article-full-content h3 {
    font-size: 1.5rem;
  }
  .article-full-content .content-main {
    font-size: 1rem;
  }
  .custom-confirm-box {
    width: 80%;
  }
  #contact > h2 {
    text-align: center;
  }
  .contact-details ul li {
    font-size: 0.9rem;
  }
  .social-media-icons {
    justify-content: center;
  }

  /* Adjust header title margin for small screens when panel is collapsed */
  header .site-title {
    margin-left: 0.5rem; /* Default for small screens */
  }
}