/* ========== GLOBAL STYLES ========== */

/* Default (Dark Mode) -- you can store the dark mode in :root,
   or store them in a .dark-mode class. 
   We'll store the default in :root as dark mode. 
*/
:root {
  --bg-color: #1d1e20;   /* background color */
  --text-color: #fff; /* text color */
  --card-bg: #2e2e33;    /* background for cards / tiles */
  --card-hover-bg: #2e2e33;
  --border-color: rgba(128, 128, 128, 0.2); /* More subtle gray with opacity */
  --link-hover: #ccc;
  color-scheme: dark light; /* Helps prevent white flash in dark mode */
  --gray-text: #8b8b8b;  /* Gray for dark mode */
}

/* We'll define a .light-mode class to override these vars */
.light-mode {
  --bg-color: #f5f5f5;    
  --text-color: #000;
  --card-bg: #fff;   /* Changed from #f2f2f2 to white */
  --card-hover-bg: #fff;  /* Changed from #e6e6e6 to white */
  --border-color: rgba(128, 128, 128, 0.2); /* Same subtle gray for light mode */
  --link-color: #1a0dab;
  --link-hover-color: #551a8b;
  --gray-text: #666666;  /* Darker gray for light mode */
}

/* Apply these variables */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}

body {
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.5;
  transition: background-color 0.3s ease, color 0.3s ease;
  padding-top: 45px; /* Reduced from 52px */
}

/* Links */
a {
  text-decoration: none;
  color: var(--text-color);
  transition: color 0.3s, background 0.3s;
}

/* Header / Navbar */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.4rem 10%; /* Reduced from 0.5rem */
  background: var(--bg-color);
  position: fixed; /* Change from relative to fixed */
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000; /* Ensure header stays above other content */
  transition: background-color 0.3s ease;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1rem;
}

nav ul li a {
  padding: 0.5rem 0.75rem;
  border-radius: 0;
}

.main-paragraph {
  color: var(--gray-text);
}  

nav ul li a:hover,
nav ul li a.active {
  background: transparent;
}

.logo {
  display: flex;
  align-items: center;
  margin-left: 0; /* Remove the extra margin */
  position: relative;
}  

.logo-img {
  height: 35px;
  width: auto;
  display: block; /* Remove any extra space */
}  

.logo-container {
  display: flex;
  align-items: center; /* Keep items vertically centered */
  gap: 4px;
  text-decoration: none;
  height: 35px; /* Match logo height */
  margin-right: 32px; /* Add space for the theme toggle button */
}
  
.logo-text {
  font-size: 1.4rem;
  color: var(--text-color);
  font-weight: bold;
  margin: 0;
  line-height: 35px; /* Match logo height */
  display: flex;
  align-items: center;
  transition: background-color 0.3s ease, 
              color 0.3s ease, 
              border-color 0.3s ease;
}
  
.social-icons {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 12px;
  margin-top: 0 !important;
  padding-top: 0px !important;
  padding-left: 0;
}
  
.social-icon {
  width: 30px;
  height: auto;
  opacity: 0.7;
  transition: transform 0.2s ease-in-out, opacity 0.2s ease-in-out;
}

/* Specific styles for X logo - only modifying width */
.social-icon.x-logo {
  width: 27px;
  opacity: 0.65;
}

/* Specific style for Hugging Face logo */
.social-icon#huggingface-icon {
  width: 35px;
  opacity: 0.65;
}

/* Hover effects for all icons */
.social-icon:hover {
  transform: scale(1.1);
  opacity: 1 !important;
}

/* Align Blog/Home buttons and Theme Toggle Button */
.nav-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end; /* Align everything to the right */
  gap: 15px; /* Keeps spacing between elements */
  height: 50px; /* Ensures navbar height remains fixed */
  margin-right: 20px; /* Add some margin from the right edge */
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px; /* Consistent spacing between buttons */
  margin: 0;
  padding: 0;
}

.nav-links li {
  margin-right: 0;
}

/* Update nav button styles */
.nav-btn {
  display: inline-block;
  padding: 8px 15px; /* Reduced from 10px 15px */
  color: var(--text-color);
  text-decoration: none;
  font-weight: normal;
  font-size: 16px;
  line-height: 1;
  min-width: 80px;
  text-align: center;
  transition: opacity 0.3s ease;
  position: relative;
  background: transparent;
  border-radius: 0;
}

/* Add underline for active state */
.nav-btn.active {
  color: var(--text-color);
}

.nav-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px; /* Adjusted from 6px */
  left: 15%;
  width: 70%;
  height: 2px;
  background-color: var(--text-color);
  transition: background-color 0.3s ease;
}

/* Update hover state */
.nav-btn:hover {
  opacity: 0.7;
}

/* Hero */
.hero {
  background: var(--bg-color);
  padding: 3rem 15% 1.5rem 15%; /* Increased bottom padding from 1rem */
  text-align: left;
}

.hero-text {
  max-width: none;
  margin: 0;
  text-align: left;
  padding-left: 0; /* Remove the extra padding */
}

.hero-text h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem !important; /* Reduced from 1rem */
  padding-bottom: 0px !important;
}

.hero-text .main-paragraph {
  margin-bottom: 1.5rem; /* Increased from 1rem */
  max-width: none;
}

/* Project Title */
#project {
  padding: 1rem 15% 2rem 15%; /* Add back some top padding (was 0) */
}

#project h2 {
  display: none; /* Remove "Our Latest Project" heading */
}

/* Update project card styling for both modes */
#project a {
  text-decoration: none;
  border: none;
  display: block;
  padding: 1.5rem;
  border-radius: 6px;
  box-shadow: none;
  background: #2e2e33; /* Darker background */
  margin-bottom: 20px;
}

#project a:last-of-type {
  margin-bottom: 0; /* Removes extra margin after last block */
}

/* Light mode - white background */
.light-mode #project a {
  background: #fff;
}

#project-title {
  color: var(--text-color);
  font-weight: bold;
  font-size: 1.5rem;
  cursor: pointer;
  margin-bottom: 0.5rem;
}

#project h3 {
  margin-bottom: 0.5rem; /* Increased spacing between title and description */
}

#project .main-paragraph {
  margin-bottom: 0.5rem; /* Added spacing between description and date */
  color: var(--gray-text);
}

/* Section Headings */
section {
  padding: 2rem 15%;
  max-width: none;
}

section h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
  transition: background-color 0.3s ease, 
              color 0.3s ease, 
              border-color 0.3s ease;
}

/* Remove the border specifically for "Agentica Project" */
.hero h2 {
  border-bottom: none !important;
}

/* Team / Cards */
.team-group {
  margin-bottom: 2rem;
}

.team-group h3 {
  margin-bottom: 0.5rem; /* Reduced from 1rem */
  font-size: 1.5rem;
  color: var(--text-color);
  padding-bottom: 0.5rem;
  font-weight: bold;
}

/* Update contributors grid layout */
.contributors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, 180px);
  gap: 2.5rem;
  margin-top: 0.5rem; /* Reduced from 1rem */
  justify-content: center;
}

/* Update regular team grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, 180px);
  gap: 2.5rem;
  margin-top: 0.5rem; /* Reduced from 1rem */
  justify-content: center;
}

/* Update team member card styling */
.team-member {
  background: #2e2e33;
  border-radius: 6px;
  text-align: center;
  width: 170px;
  height: 170px; /* Reduced from 200px */
  display: flex;
  flex-direction: column;
  align-items: center;
}

.team-member a {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 1rem 1rem 1rem; /* Reduced bottom padding */
  height: 100%;
}

.team-member img {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color);
  margin-bottom: -2rem; /* Adjusted from -3rem */
}

.team-member h4 {
  margin-top: 3rem; /* Changed from auto */
  margin-bottom: 0;
  font-size: 1rem;
  color: var(--text-color);
  font-weight: normal;
}

.team-member p {
  color: var(--link-hover);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

/* Contact */
.contact-list {
  list-style: none;
  margin-top: 1rem;
  padding-left: 0;
}

.contact-list li {
  margin-bottom: 0.75rem;
}

.contact-list a {
  color: var(--text-color);
  border-bottom: 1px dotted var(--text-color);
  transition: color 0.2s;
}

.contact-list a:hover {
  color: var(--link-hover);
}

/* Blog Cards */
.blog-card {
  background: transparent;
  border-radius: 0;
  padding: 0.75rem 0;
  text-decoration: none;
  display: block;
  border-bottom: 1px solid var(--border-color);
}

.blog-card:hover {
  transform: none;
  background: transparent;
}

.blog-card h3 {
  margin-bottom: 0.25rem;
  font-size: 1.25rem;
  color: var(--text-color);
  font-weight: normal;
}

.blog-card p {
  margin: 0; /* Remove margin to control spacing with padding */
  color: var(--gray-text);
}

.blog-card a {
  color: var(--text-color);
  font-weight: bold;
  border-bottom: 1px dotted var(--text-color);
}

.blog-card a:hover {
  color: var(--link-hover);
}

/* Footer */
footer {
  text-align: center;
  padding: 1rem 2rem; /* Reduced from 2rem */
  background: var(--bg-color);
  color: var(--gray-text);
  border-top: none;
  margin-top: 1rem; /* Reduced from 2rem */
  font-size: 0.9rem;
}

footer p {
  opacity: 1; /* Remove opacity since we're using the correct gray */
}

/* ===================== THEME TOGGLE BUTTON ===================== */
/* Theme Toggle Button - adjusted size */
.theme-toggle-btn {
  cursor: pointer;
  padding: 0;
  background: transparent;
  color: var(--text-color);
  border: none;
  transition: color 0.3s ease, opacity 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 35px; /* Match logo height */
  min-width: unset;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  margin: 0;
  z-index: 1001;
}

.theme-toggle-btn:hover {
  opacity: 0.7;
}

/* Hide the toggle text */
.theme-toggle-btn .toggle-label {
  display: none;
}

.theme-toggle-btn .toggle-icon {
  margin: 0;
  font-size: 1.2rem; /* Slightly smaller */
  line-height: 35px; /* Match logo height */
}

/* Remove nav-bar right margin since toggle moved */
.nav-bar {
  margin-right: 0;
}

/* Add transitions to other elements that change color */
.logo-text,
.nav-btn,
.blog-card,
.team-member,
section h2,
.main-paragraph,
.theme-toggle-btn,
.hero,
footer {
  transition: background-color 0.3s ease, 
              color 0.3s ease, 
              border-color 0.3s ease;
}

/* Update all content within sections */
section > *,
.hero-text > *,
.team-group,
.blog-list {
  padding-left: 0;
  margin-left: 0;
}

/* Update blog list section */
.blog-list {
  padding: 4rem 15% 2rem 15%;
}

.blog-list h1 {
  font-size: 2.5rem;  /* Reduced Archive title from 4rem */
  font-weight: bold;
  margin-bottom: 3rem;
  color: var(--text-color);
}

.year-label {
  font-size: 4rem;  /* Increased year size from 2.5rem */
  font-weight: bold;
  margin-bottom: 2rem;
  color: var(--text-color);
}

.year-label sup {
  font-size: 3rem;  /* Adjusted superscript size */
  vertical-align: super;
  margin-left: 0.25rem;
}

.blog-post {
  display: flex;
  gap: 2rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  align-items: center;
  margin-bottom: 0.5rem; /* Added margin between posts */
}

.blog-post:last-child {
  border-bottom: none;
  margin-bottom: 0; /* Remove margin from last post */
}

.blog-post .date h2 {
  font-size: 1.5rem;  /* Reduced month size from 2rem */
  font-weight: bold;
  margin: 0;
  border: none;
  min-width: 180px;
  color: var(--text-color);
}

.blog-post .date sup {
  font-size: 0.8rem;  /* Adjusted month superscript */
  vertical-align: super;
  margin-left: 0.25rem;
}

.post-content h3 {
  font-size: 1.5rem;  /* Reduced post title from 2rem */
  font-weight: normal;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.post-meta {
  font-size: 0.9rem;
  color: var(--gray-text);
  margin: 0;
  font-weight: normal;
}

/* Remove any borders or backgrounds */
.blog-card {
  background: transparent;
  border: none;
  padding: 0;
}

/* Hover effects */
.post-content h3:hover {
  opacity: 0.7;
  cursor: pointer;
}

/* Hide the team section heading */
#team > h2 {
  display: none;
}

/* Adjust spacing for team section without heading */
#team {
  padding-top: 1rem; /* Reduced padding since we removed the heading */
}

/* Update for light mode */
.light-mode .team-member {
  background: #fff;
}

.light-mode .team-member:hover {
  background: #e0e0e0;
}

/* Update light mode card backgrounds */
.light-mode .blog-card {
  background: transparent;
}

.light-mode .blog-card:hover {
  background: transparent;
}

/* Update blog section styling */
.year-section {
  margin-top: 2rem;
}

.year-header {
  font-size: 1.5rem;
  color: var(--text-color);
  margin-bottom: 1rem;
  font-weight: bold;
}

.posts-container {
  display: block;
}

.posts-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.date-label {
  min-width: 100px;
  display: flex;
  align-items: center; /* Center vertically */
}

.date-label .month {
  color: var(--text-color);
  font-size: 1.2rem; /* Increased from 1rem */
  font-weight: bold;
}

.date-label .number {
  display: none;
}

.blog-card {
  flex: 1;
  padding: 0;
  border-bottom: none;
}

/* Add year label styling */
.year-label {
  font-size: 1.5rem;
  color: var(--text-color);
  font-weight: bold;
  margin: 1rem 0 0rem 0; /* Reduced top margin from 2rem to 1rem */
}

/* Remove the year section styles we don't need anymore */
.year-section, .year-header {
  display: none;
}