/*
Theme Name: 第三极
Theme URI: https://disanjiji.com
Author: 第三极团队
Author URI: https://disanjiji.com
Description: 第三极博客主题 - 简约黑白风格
Version: 2.0.0
License: GNU General Public License v2 or later
Text Domain: disanjiji
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@600;700;800;900&display=swap');

:root {
  --color-black: #000;
  --color-white: #fff;
  --color-gray-100: #f7f7f7;
  --color-gray-200: #e5e5e5;
  --color-gray-300: #d4d4d4;
  --color-gray-400: #a3a3a3;
  --color-gray-500: #737373;
  
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --grid-gap: 60px;
  --grid-color: #e8e8e8;
}

img.wp-smiley, img.emoji { display: none !important; }
.wp-block-button__link, .wp-block-file__button { all: unset; }

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--color-black);
  background: var(--color-white) !important;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px) !important;
  background-size: var(--grid-gap) var(--grid-gap) !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--color-black); text-decoration: none; }
a:hover { text-decoration: none; }
img { max-width: 100%; height: auto; }
ul { list-style: none; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.4rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 2px solid var(--color-black);
  background: var(--color-white);
  color: var(--color-black);
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.btn-primary { background: var(--color-black); color: var(--color-white); }
.btn-primary:hover { background: var(--color-white); color: var(--color-black); }
.btn-outline { background: transparent; }
.btn-lg { padding: 0.8rem 2rem; font-size: 1rem; }
.btn-sm { padding: 0.4rem 1rem; font-size: 0.85rem; }
.btn-block { width: 100%; }

.site-header {
  background: var(--color-white);
  border-bottom: 2px solid var(--color-black);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 0;
  gap: 1rem;
}

.site-branding { flex-shrink: 0; }

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  color: var(--color-black);
}

.site-logo:hover { text-decoration: none; }
.logo-icon { font-size: 1.8rem; }

.logo-comic {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-mountain {
  filter: none;
  transition: transform 0.2s ease;
}

.site-logo:hover .logo-mountain {
  transform: scale(1.05);
}

.logo-text-main {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--color-black);
  transition: all 0.2s ease;
}

.site-nav { flex: 1; }

.nav-menu {
  display: flex;
  gap: 0.8rem;
  list-style: none;
}

.nav-menu a {
  display: block;
  padding: 0.5rem 1rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--color-black);
  transition: all 0.2s ease;
}

.nav-menu a:hover, .nav-menu a.active {
  background: var(--color-black);
  color: var(--color-white);
  text-decoration: none !important;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.search-box form {
  display: flex;
  gap: 0;
}

.search-input {
  padding: 0.5rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border: 2px solid var(--color-black);
  border-right: none;
  background: var(--color-white);
  color: var(--color-black);
  outline: none;
}

.search-btn {
  padding: 0.5rem 0.8rem;
  background: var(--color-black);
  border: 2px solid var(--color-black);
  cursor: pointer;
  transition: all 0.2s ease;
}

.search-btn:hover {
  background: var(--color-gray-500);
}

.search-btn svg { stroke: var(--color-white); stroke-width: 2; }

.user-menu { position: relative; }

.user-menu-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.8rem;
  background: var(--color-white);
  border: 2px solid var(--color-black);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
}

.user-menu-toggle img {
  border-radius: 0;
  border: 2px solid var(--color-black);
}

.user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  background: var(--color-white);
  border: 2px solid var(--color-black);
  min-width: 160px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.2s ease;
  z-index: 200;
}

.user-menu:hover .user-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-black);
  border-bottom: 1px solid var(--color-gray-200);
  transition: all 0.2s ease;
}

.dropdown-item:last-child { border-bottom: none; }
.dropdown-item:hover { background: var(--color-gray-100); text-decoration: none; }
.dropdown-item svg { stroke-width: 2; }

.auth-buttons { display: flex; gap: 0.5rem; }

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 0.5rem;
  background: var(--color-white);
  border: 2px solid var(--color-black);
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-black);
}

.site-main { padding: 2rem 0; }

.archive-header {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--color-white);
  border: 2px solid var(--color-black);
}

.archive-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  color: var(--color-black);
}

.archive-description {
  margin-top: 0.5rem;
  font-size: 0.95rem;
  color: var(--color-gray-500);
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.post-card {
  background: var(--color-white);
  border: 2px solid var(--color-black);
  transition: all 0.2s ease;
  overflow: hidden;
}

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

.post-thumbnail {
  position: relative;
  overflow: hidden;
  border-bottom: 2px solid var(--color-black);
}

.post-thumbnail img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  filter: grayscale(100%);
}

.post-content-wrapper { padding: 1rem; }

.category-badge {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: var(--color-black);
  color: var(--color-white);
  margin-bottom: 0.6rem;
}

.category-badge.works { background: var(--color-gray-500); }
.category-badge.products { background: var(--color-gray-400); }

.post-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.3;
  margin-bottom: 0.6rem;
}

.post-title a {
  color: var(--color-black);
}

.post-title a:hover {
  text-decoration: none;
  color: var(--color-gray-500);
}

.post-excerpt {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-gray-500);
  margin-bottom: 0.8rem;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--color-gray-500);
}

.post-author-link a {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 700;
}

.post-author-link img {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-black);
  border-radius: 0;
}

.single-post {
  width: 100%;
  background: var(--color-white);
  border: 2px solid var(--color-black);
}

.post-header {
  padding: 2.5rem;
  border-bottom: 2px solid var(--color-black);
}

.post-header .post-title {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 1.2rem;
  line-height: 1.2;
}

.post-thumbnail {
  border-bottom: 2px solid var(--color-black);
}

.post-thumbnail img {
  width: 100%;
  height: auto;
  display: block;
}

.product-info {
  padding: 1.5rem 2rem;
  background: var(--color-gray-100);
  border-bottom: 2px solid var(--color-black);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.product-price {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.post-content {
  padding: 2.5rem;
  font-size: 1rem;
  line-height: 1.8;
}

.post-content p { margin-bottom: 1.5rem; }
.post-content h2, .post-content h3 {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: 0.02em;
  margin: 2.5rem 0 1.2rem;
}

.post-content pre, .post-content code {
  background: var(--color-black);
  color: var(--color-white);
  padding: 0.3rem 0.5rem;
  font-family: monospace;
  font-size: 0.85rem;
}

.post-content pre {
  padding: 1.2rem;
  overflow-x: auto;
  border: 2px solid var(--color-black);
}

.post-tags, .community-tags {
  padding: 0 2.5rem 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  background: var(--color-gray-100);
  color: var(--color-black);
  border: 1px solid var(--color-black);
  transition: all 0.2s ease;
}

.tag:hover {
  background: var(--color-black);
  color: var(--color-white);
  text-decoration: none;
}

.post-actions {
  padding: 2rem 2.5rem;
  border-top: 2px solid var(--color-black);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.like-btn, .action-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  background: var(--color-white);
  border: 2px solid var(--color-black);
  cursor: pointer;
  transition: all 0.2s ease;
}

.like-btn:hover, .action-btn:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.like-btn.liked { background: var(--color-black); color: var(--color-white); }
.like-btn svg, .action-btn svg { stroke-width: 2; }

.comments-area {
  padding: 2.5rem;
  border-top: 2px solid var(--color-black);
}

.comments-title, .comment-reply-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  margin-bottom: 1.5rem;
}

.comment-list { margin-bottom: 2rem; }

.comment {
  padding: 1.5rem;
  margin-bottom: 1rem;
  background: var(--color-gray-100);
  border: 1px solid var(--color-black);
}

.comment-author {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
  font-weight: 700;
}

.comment-author img {
  border: 2px solid var(--color-black);
}

.comment-content {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.comment-reply-link {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-black);
}

.comment-respond {
  margin-top: 1.5rem;
}

.comment-form-comment, .comment-form-author, .comment-form-email, .comment-form-url {
  margin-bottom: 1rem;
}

.comment-form label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border: 2px solid var(--color-black);
  background: var(--color-white);
  color: var(--color-black);
  outline: none;
}

.comment-form textarea {
  min-height: 120px;
  resize: vertical;
}

.comment-form input:focus, .comment-form textarea:focus {
  background: var(--color-gray-100);
}

.comment-form .submit {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 0.8rem 2rem;
  background: var(--color-black);
  color: var(--color-white);
  border: 2px solid var(--color-black);
  cursor: pointer;
  transition: all 0.2s ease;
}

.comment-form .submit:hover {
  background: var(--color-white);
  color: var(--color-black);
}

.site-footer {
  margin-top: 3rem;
  padding: 2rem 0;
  background: var(--color-white);
  border-top: 2px solid var(--color-black);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-gray-500);
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  margin-bottom: 0.8rem;
}

.footer-links li { margin-bottom: 0.5rem; }
.footer-links a {
  font-size: 0.9rem;
  font-weight: 700;
}

.footer-links a:hover {
  color: var(--color-gray-500);
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-gray-200);
  text-align: center;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-gray-500);
}

.page-header {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--color-white);
  border: 2px solid var(--color-black);
}

.page-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 0.03em;
}

.auth-form {
  max-width: 400px;
  margin: 2rem auto;
  padding: 2rem;
  background: var(--color-white);
  border: 2px solid var(--color-black);
}

.auth-form-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-align: center;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.7rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border: 2px solid var(--color-black);
  background: var(--color-white);
  color: var(--color-black);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  background: var(--color-gray-100);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group .submit {
  width: 100%;
  padding: 0.8rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: var(--color-black);
  color: var(--color-white);
  border: 2px solid var(--color-black);
  cursor: pointer;
  transition: all 0.2s ease;
}

.form-group .submit:hover {
  background: var(--color-white);
  color: var(--color-black);
}

@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
  }
  
  .site-nav {
    order: 3;
    width: 100%;
    margin-top: 1rem;
  }
  
  .nav-menu {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .posts-grid {
    grid-template-columns: 1fr;
  }
  
  .post-header {
    padding: 1.5rem;
  }
  
  .post-content {
    padding: 1.5rem;
  }
  
  .post-tags, .community-tags {
    padding: 0 1.5rem 1.5rem;
  }
  
  .post-actions {
    padding: 1.5rem;
  }
  
  .comments-area {
    padding: 1.5rem;
  }
}