/* ============================================
   SDS (세이브 디자인 시스템) 기반 WordPress 블로그 스타일
   Figma → WordPress 변환
   ============================================ */

/* === 1. CSS Custom Properties (디자인 토큰) === */
:root {
  /* Primary Colors - Blue */
  --sds-primary: #006aff;
  --sds-primary-hover: #408fff;
  --sds-primary-light: #dfecff;
  --sds-primary-lighter: #eff6ff;

  /* Gray Scale */
  --sds-bg-page: #f6f8fb;
  --sds-bg-card: #ffffff;
  --sds-bg-ui-01: #f2f5fa;
  --sds-bg-ui-02: #eaedf3;
  --sds-bg-ui-03: #e5e9f2;
  --sds-bg-ui-04: #dee4ef;

  /* Text Colors */
  --sds-text-strong: #131619;
  --sds-text-01: #30363d;
  --sds-text-02: #4e5968;
  --sds-text-03: #737e8d;
  --sds-text-04: #8b95a1;
  --sds-icon: #bbc2cc;

  /* Semantic Colors */
  --sds-error: #ff5c5c;
  --sds-danger: #ed4242;
  --sds-success: #2a9c5b;
  --sds-warning: #ffd900;

  /* Additional Palette */
  --sds-green-light: #e8fdeb;
  --sds-yellow-light: #fcfad2;
  --sds-red-light: #fde7e7;
  --sds-purple-light: #e9e7fd;
  --sds-orange: #f77911;
  --sds-green: #2a9c5b;
  --sds-purple: #8556e3;

  /* Typography */
  --sds-font: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --sds-radius-sm: 8px;
  --sds-radius-md: 12px;
  --sds-radius-lg: 16px;
  --sds-radius-xl: 20px;
  --sds-radius-full: 100px;

  /* Shadows */
  --sds-shadow-sm: 0 1px 4px rgba(19, 22, 25, 0.04);
  --sds-shadow-md: 0 2px 12px rgba(19, 22, 25, 0.03);
  --sds-shadow-lg: 0 4px 24px rgba(19, 22, 25, 0.06);
}

/* === 2. 기본 Reset & Base === */
body {
  font-family: var(--sds-font);
  background-color: var(--sds-bg-page);
  color: var(--sds-text-01);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--sds-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--sds-primary-hover);
}

/* === 3. Header / Navigation === */
.site-header,
#masthead {
  background: var(--sds-bg-card);
  box-shadow: var(--sds-shadow-sm);
  padding: 0 120px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-title,
.site-branding .site-title a {
  font-size: 22px;
  font-weight: 700;
  color: var(--sds-primary) !important;
  letter-spacing: -0.3px;
}

.main-navigation a,
.primary-menu a,
#primary-menu a {
  font-size: 15px;
  font-weight: 500;
  color: var(--sds-text-03);
  padding: 8px 0;
  transition: color 0.2s ease;
}

.main-navigation a:hover,
.primary-menu a:hover,
.main-navigation .current-menu-item > a {
  color: var(--sds-text-01);
  font-weight: 600;
}

.main-navigation ul {
  gap: 32px;
  display: flex;
  list-style: none;
}

/* === 4. Hero / Page Header === */
.page-header,
.site-description-wrap,
.hero-section {
  background: var(--sds-bg-card);
  text-align: center;
  padding: 80px 120px;
}

.page-title,
.hero-title {
  font-size: 40px;
  font-weight: 700;
  color: var(--sds-text-strong);
  line-height: 1.3;
  margin-bottom: 16px;
}

.archive-description,
.hero-description {
  font-size: 17px;
  color: var(--sds-text-03);
  max-width: 600px;
  margin: 0 auto;
}

/* === 5. Search === */
.search-form {
  max-width: 560px;
  margin: 24px auto 0;
}

.search-form .search-field {
  width: 100%;
  height: 52px;
  padding: 0 20px;
  border: 1px solid var(--sds-bg-ui-03);
  border-radius: var(--sds-radius-lg);
  background: var(--sds-bg-card);
  box-shadow: var(--sds-shadow-md);
  font-family: var(--sds-font);
  font-size: 15px;
  color: var(--sds-text-01);
  outline: none;
  transition: border-color 0.2s ease;
}

.search-form .search-field:focus {
  border-color: var(--sds-primary);
}

.search-form .search-field::placeholder {
  color: var(--sds-text-04);
}

/* === 6. Content Layout === */
.site-content,
#content {
  max-width: 1440px;
  margin: 0 auto;
  padding: 48px 120px;
  display: flex;
  gap: 32px;
}

.content-area,
#primary {
  flex: 1;
}

.widget-area,
#secondary {
  width: 320px;
  flex-shrink: 0;
}

/* === 7. Post Cards === */
.post,
article.post,
.hentry {
  background: var(--sds-bg-card);
  border-radius: var(--sds-radius-lg);
  overflow: hidden;
  box-shadow: var(--sds-shadow-md);
  margin-bottom: 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.post:hover {
  transform: translateY(-2px);
  box-shadow: var(--sds-shadow-lg);
}

/* Post Thumbnail */
.post-thumbnail img,
.entry-thumbnail img,
.wp-post-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

/* Post Body */
.entry-header,
.entry-content,
.entry-summary {
  padding: 20px 24px;
}

.entry-header {
  padding-bottom: 0;
}

/* Category Tag */
.cat-links a,
.entry-category a,
.post-categories a {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--sds-primary-light);
  color: var(--sds-primary);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
  transition: background 0.2s ease;
}

.cat-links a:hover {
  background: var(--sds-primary);
  color: var(--sds-bg-card);
}

/* Post Title */
.entry-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--sds-text-01);
  line-height: 1.4;
  margin: 0 0 12px;
}

.entry-title a {
  color: var(--sds-text-01);
}

.entry-title a:hover {
  color: var(--sds-primary);
}

/* Post Excerpt */
.entry-summary p,
.entry-excerpt {
  font-size: 14px;
  color: var(--sds-text-03);
  line-height: 1.5;
  margin: 0 0 12px;
}

/* Post Meta */
.entry-meta,
.post-meta {
  font-size: 12px;
  color: var(--sds-text-04);
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 0 24px 20px;
}

.entry-meta a {
  color: var(--sds-text-04);
}

/* Posts Grid */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* === 8. Sidebar Widgets === */
.widget {
  background: var(--sds-bg-card);
  border-radius: var(--sds-radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--sds-shadow-md);
}

.widget-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--sds-text-strong);
  margin: 0 0 16px;
  padding: 0;
  border: none;
}

/* Profile Widget */
.widget.profile-widget {
  text-align: center;
}

.profile-widget .avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  margin: 0 auto 16px;
}

.profile-widget .author-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--sds-text-strong);
}

.profile-widget .author-bio {
  font-size: 13px;
  color: var(--sds-text-03);
  line-height: 1.5;
}

.profile-widget .social-links {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 16px;
}

.profile-widget .social-links a {
  color: var(--sds-text-03);
  transition: color 0.2s ease;
}

.profile-widget .social-links a:hover {
  color: var(--sds-primary);
}

/* Category Widget */
.widget_categories ul,
.widget_categories .cat-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.widget_categories li a,
.cat-chip {
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--sds-radius-md);
  background: var(--sds-bg-ui-02);
  color: var(--sds-text-02);
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
}

.widget_categories li a:hover,
.widget_categories li.current-cat a,
.cat-chip.active {
  background: var(--sds-primary);
  color: var(--sds-bg-card);
}

/* Popular Posts Widget */
.widget .popular-post-item {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--sds-bg-ui-03);
}

.widget .popular-post-item:last-child {
  border-bottom: none;
}

.widget .popular-post-number {
  font-size: 14px;
  font-weight: 700;
  color: var(--sds-primary);
  min-width: 24px;
}

.widget .popular-post-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--sds-text-01);
}

.widget ul li {
  list-style: none;
}

.widget ul {
  padding: 0;
  margin: 0;
}

/* === 9. Single Post === */
.single .entry-header {
  padding: 40px 0 24px;
}

.single .entry-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--sds-text-strong);
  line-height: 1.35;
}

.single .entry-content {
  font-size: 16px;
  color: var(--sds-text-02);
  line-height: 1.8;
}

.single .entry-content h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--sds-text-strong);
  margin: 40px 0 16px;
}

.single .entry-content h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--sds-text-strong);
  margin: 32px 0 12px;
}

.single .entry-content p {
  margin-bottom: 20px;
}

.single .entry-content blockquote {
  border-left: 4px solid var(--sds-primary);
  background: var(--sds-primary-lighter);
  padding: 16px 24px;
  margin: 24px 0;
  border-radius: 0 var(--sds-radius-md) var(--sds-radius-md) 0;
  color: var(--sds-text-02);
  font-style: normal;
}

.single .entry-content code {
  background: var(--sds-bg-ui-01);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--sds-danger);
}

.single .entry-content pre {
  background: var(--sds-text-strong);
  color: #e5e9f2;
  padding: 24px;
  border-radius: var(--sds-radius-md);
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.6;
}

.single .entry-content pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

.single .entry-content img {
  border-radius: var(--sds-radius-md);
  max-width: 100%;
  height: auto;
}

.single .entry-content ul,
.single .entry-content ol {
  padding-left: 24px;
  margin-bottom: 20px;
}

.single .entry-content li {
  margin-bottom: 8px;
}

/* === 10. Buttons (SDS Button System) === */
.wp-block-button__link,
button,
input[type="submit"],
.btn-primary {
  background: var(--sds-primary);
  color: var(--sds-bg-card);
  border: none;
  padding: 14px 20px;
  border-radius: var(--sds-radius-lg);
  font-family: var(--sds-font);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease;
  line-height: 1.4;
}

.wp-block-button__link:hover,
button:hover,
input[type="submit"]:hover,
.btn-primary:hover {
  background: var(--sds-primary-hover);
  color: var(--sds-bg-card);
}

.btn-secondary {
  background: var(--sds-primary-light);
  color: var(--sds-primary);
  border: none;
  padding: 14px 20px;
  border-radius: var(--sds-radius-lg);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.btn-default {
  background: var(--sds-bg-ui-02);
  color: var(--sds-text-02);
  border: none;
  padding: 14px 20px;
  border-radius: var(--sds-radius-lg);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

/* Small Buttons (SDS XS) */
.btn-sm {
  padding: 4px 8px;
  border-radius: var(--sds-radius-sm);
  font-size: 14px;
  font-weight: 600;
}

/* === 11. Form Inputs (SDS Input System) === */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--sds-bg-ui-03);
  border-radius: var(--sds-radius-md);
  font-family: var(--sds-font);
  font-size: 15px;
  color: var(--sds-text-01);
  background: var(--sds-bg-card);
  outline: none;
  transition: border-color 0.2s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="url"]:focus,
input[type="password"]:focus,
textarea:focus {
  border-color: var(--sds-primary);
}

/* === 12. Tags === */
.tag-cloud-link,
.post-tags a,
.tagcloud a {
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--sds-radius-md);
  background: var(--sds-bg-ui-02);
  color: var(--sds-text-02);
  font-size: 13px;
  font-weight: 600;
  margin: 0 6px 6px 0;
  transition: all 0.2s ease;
}

.tag-cloud-link:hover,
.post-tags a:hover,
.tagcloud a:hover {
  background: var(--sds-primary);
  color: var(--sds-bg-card);
}

/* === 13. Pagination === */
.pagination,
.nav-links {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding: 40px 0;
}

.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--sds-radius-md);
  font-size: 14px;
  font-weight: 600;
  color: var(--sds-text-02);
  background: var(--sds-bg-card);
  box-shadow: var(--sds-shadow-sm);
  transition: all 0.2s ease;
}

.page-numbers.current,
.page-numbers:hover {
  background: var(--sds-primary);
  color: var(--sds-bg-card);
}

/* === 14. Comments === */
.comment-list {
  list-style: none;
  padding: 0;
}

.comment-body {
  background: var(--sds-bg-card);
  border-radius: var(--sds-radius-lg);
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: var(--sds-shadow-sm);
}

.comment-author .avatar {
  border-radius: 50%;
  width: 40px;
  height: 40px;
}

.comment-author .fn {
  font-weight: 600;
  color: var(--sds-text-01);
}

.comment-metadata {
  font-size: 12px;
  color: var(--sds-text-04);
}

/* === 15. Footer === */
.site-footer,
#colophon {
  background: var(--sds-text-strong);
  padding: 40px 120px;
  text-align: center;
}

.site-footer a {
  color: var(--sds-text-04);
  transition: color 0.2s ease;
}

.site-footer a:hover {
  color: var(--sds-bg-card);
}

.site-footer .site-info,
.site-footer p {
  color: var(--sds-text-03);
  font-size: 13px;
}

.footer-social {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-bottom: 20px;
}

/* === 16. Responsive === */
@media (max-width: 1200px) {
  .site-header,
  #masthead {
    padding: 0 40px;
  }

  .site-content,
  #content {
    padding: 32px 40px;
  }

  .page-header,
  .hero-section {
    padding: 60px 40px;
  }

  .site-footer {
    padding: 40px;
  }
}

@media (max-width: 960px) {
  .site-content,
  #content {
    flex-direction: column;
  }

  .widget-area,
  #secondary {
    width: 100%;
  }

  .posts-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-header,
  #masthead {
    padding: 0 20px;
  }

  .site-content,
  #content {
    padding: 24px 20px;
  }

  .page-header,
  .hero-section {
    padding: 48px 20px;
  }

  .page-title,
  .hero-title {
    font-size: 28px;
  }

  .main-navigation ul {
    gap: 16px;
  }

  .site-footer {
    padding: 32px 20px;
  }

  .entry-title {
    font-size: 16px;
  }
}

/* === 17. Tooltip (SDS) === */
.tooltip {
  background: var(--sds-text-02);
  color: var(--sds-bg-card);
  padding: 10px 12px;
  border-radius: var(--sds-radius-md);
  font-size: 13px;
}

/* === 18. Toggle (SDS) === */
.toggle-switch {
  width: 60px;
  height: 32px;
  border-radius: 18px;
  background: var(--sds-bg-ui-03);
  transition: background 0.2s ease;
  cursor: pointer;
}

.toggle-switch.active {
  background: var(--sds-primary-hover);
}

/* === 19. Checkbox (SDS) === */
input[type="checkbox"] {
  width: 24px;
  height: 24px;
  accent-color: var(--sds-primary);
}

/* === 20. WordPress Admin Bar Fix === */
.admin-bar .site-header {
  top: 32px;
}

@media (max-width: 782px) {
  .admin-bar .site-header {
    top: 46px;
  }
}