/* ==== Variables for Theme === */
:root {
  --bg-color: #fdf6ff;
  --text-color: #1a1a1a;
  --accent-color: #d27aff;
  --header-bg: #fff0fb;
  --card-bg: #ffffff;
  --border-radius: 12px;
  --transition-speed: 0.3s;
}

body.dark {
  --bg-color: #1c1c2e;
  --text-color: #f2f2f2;
  --accent-color: #650dd1;
  --header-bg: #1a1a28;
  --card-bg: #1a1a28;
}

/* ==== Global Reset & Base Styles === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: url('../assets/background.png') no-repeat center center fixed;
  background-size: cover;
  color: var(--text-color);
  transition: background-color var(--transition-speed), color var(--transition-speed);
  line-height: 1.6;
  padding: 0 1rem;
}


a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color var(--transition-speed);
}

a:hover {
  text-decoration: underline;
}

.container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

/* ==== Header and Navigation === */
header {
  background-color: var(--header-bg);
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.site-title {
  font-size: 2rem;
  color: var(--accent-color);
  font-weight: bold;
}

#toggle-theme {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--accent-color);
}

nav ul {
  display: flex;
  list-style: none;
  justify-content: center;
  gap: 1.5rem;
  padding: 1rem 0;
}

nav ul li a {
  font-weight: 500;
}

/* ==== Search Bar === */
.search-container {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

#search-bar {
  width: 100%;
  max-width: 400px;
  padding: 0.5rem 1rem;
  border: 2px solid var(--accent-color);
  border-radius: var(--border-radius);
  background-color: var(--card-bg);
  color: var(--text-color);
}

/* ==== Main Content === */
main {
  max-width: 960px;
  margin: 0 auto;
}

#featured-posts h2 {
  text-align: center;
  margin-bottom: 1rem;
  color: var(--accent-color);
}

#posts-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

/* ==== Post Card === */
.post-card {
  background-color: var(--card-bg);
  padding: 1rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 8px rgba(0,0,0,0.05);
  transition: transform var(--transition-speed);
}

.post-card:hover {
  transform: translateY(-5px);
}

.post-card h3 {
  margin-bottom: 0.5rem;
  color: var(--accent-color);
}

/* ==== Footer === */
footer {
  text-align: center;
  margin-top: 2rem;
  padding: 1rem 0;
  color: #090113;
  font-size: 0.9rem;
}

.post-detail {
  max-width: 800px;
  margin: 2rem auto;
  padding: 1rem;
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
}

.post-full h2 {
  color: var(--accent-color);
  margin-bottom: 0.5rem;
}

.post-tags {
  margin-top: 1rem;
}

.tag {
  display: inline-block;
  background-color: var(--accent-color);
  color: white;
  padding: 0.25rem 0.5rem;
  margin-right: 0.5rem;
  border-radius: 20px;
  font-size: 0.8rem;
}

.category-filters {
  text-align: center;
  margin: 2rem 0 1rem;
}

.filter-btn {
  background-color: var(--accent-color);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  margin: 0 0.5rem 0.5rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color 0.3s;
}

.filter-btn:hover {
  background-color: #a84fe8;
}

/* ==== Responsive Layouts for Tablets and Mobile === */
@media (max-width: 768px) {
  .container {
    flex-direction: column;
    align-items: flex-start;
  }

  nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding-left: 1rem;
  }

  .site-title {
    font-size: 1.5rem;
  }

  #toggle-theme {
    align-self: flex-end;
    margin-top: 0.5rem;
  }

  .category-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
  }

  .filter-btn {
    margin: 0;
    flex: 1 0 45%;
    text-align: center;
  }

  #search-bar {
    width: 90%;
  }
}

@media (max-width: 480px) {
  main, #comments, .post-detail {
    padding: 0.5rem;
  }

  .post-card {
    padding: 0.75rem;
  }

  #comment-input {
    font-size: 0.9rem;
  }

  #comment-form button {
    font-size: 0.9rem;
    padding: 0.4rem 0.75rem;
  }

  .filter-btn {
    font-size: 0.85rem;
    padding: 0.4rem;
  }

  .tag {
    font-size: 0.75rem;
    padding: 0.2rem 0.4rem;
  }
}


/* keep near bottom */
#comments {
  margin-top: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

#comment-form {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

#comment-input {
  min-height: 80px;
  padding: 0.5rem;
  border: 1px solid var(--accent-color);
  border-radius: var(--border-radius);
  background-color: var(--card-bg);
  color: var(--text-color);
}

#comment-form button {
  align-self: flex-end;
  padding: 0.5rem 1rem;
  background-color: var(--accent-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
}

.comment {
  background-color: var(--header-bg);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 0.5rem;
}

.authors {
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
  text-align: center;
}

.author-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  margin-top: 2rem;
}

.author-card {
  background-color: var(--card-bg);
  padding: 1rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  transition: transform 0.3s ease;
}

.author-card:hover {
  transform: translateY(-4px);
}

.author-card img {
  width: 100px;
  height: 100px;
  border-radius: 100px;
  object-fit: cover;
  margin-bottom: 1rem;
}

.author-card h3 {
  color: var(--accent-color);
  margin-bottom: 0.5rem;
}

.author-card a {
  color: var(--accent-color);
  font-weight: bold;
  text-decoration: none;
}

.author-card a:hover {
  text-decoration: underline;
}

.archive-section {
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.archive-year {
  margin-bottom: 2rem;
  padding: 1rem;
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
}

.archive-year h3 {
  color: var(--accent-color);
  margin-bottom: 0.5rem;
}

.archive-year ul {
  list-style-type: none;
  padding-left: 1rem;
}

.archive-year li {
  margin: 0.25rem 0;
}

.archive-year a {
  color: var(--accent-color);
  font-weight: 500;
  text-decoration: none;
}

.archive-year a:hover {
  text-decoration: underline;
}

.contact-section {
  max-width: 600px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.contact-section h2 {
  text-align: center;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
}

#contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#contact-form label {
  font-weight: bold;
  color: var(--text-color);
}

#contact-form input,
#contact-form textarea {
  padding: 0.75rem;
  border: 1px solid var(--accent-color);
  border-radius: var(--border-radius);
  background-color: var(--card-bg);
  color: var(--text-color);
}

#contact-form button {
  align-self: flex-end;
  padding: 0.5rem 1.25rem;
  background-color: var(--accent-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
}

#contact-form button:hover {
  background-color: #a84fe8;
}

.form-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: #888;
  text-align: center;
}

#hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  color: var(--accent-color);
  cursor: pointer;
}

.main-nav ul {
  display: flex;
  list-style: none;
  justify-content: center;
  gap: 1.5rem;
  padding: 1rem 0;
  transition: max-height 0.3s ease;
}

@media (max-width: 768px) {
  #hamburger {
    display: block;
    position: absolute;
    right: 1rem;
    top: 1rem;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    background-color: var(--header-bg);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-top: 0.5rem;
    display: none;
  }

  .main-nav ul.open {
    display: flex;
  }
}

.post-hero {
  width: 100%;
  max-height: 300px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
}

.post-thumb {
  width: 100%;
  max-height: 160px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: 0.5rem;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

/* Center the title */
.site-title {
  text-align: center;
  width: 100%;
  font-size: 2rem;
  color: var(--accent-color);
  font-weight: bold;
}

/* Make sure the container supports centering layout */
.header-top {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

/* Keep theme toggle in top-right */
#toggle-theme {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--accent-color);
}