/* ============================================
   CSS VARIABLES & THEME
   ============================================ */

:root {
  /* Background Colors */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f9f9f9;
  --color-bg-tertiary: #f5f5f5;
  --color-bg-code: #f5f5f5;
  --color-bg-warning: #fff3cd;

  /* Text Colors */
  --color-text-primary: #000000;
  --color-text-secondary: #333333;
  --color-text-muted: #666666;
  --color-text-light: #999999;
  --color-text-lighter: #aaaaaa;
  --color-text-inverse: #ffffff;

  /* Border Colors */
  --color-border-primary: #e0e0e0;
  --color-border-secondary: #eeeeee;
  --color-border-light: #dddddd;
  --color-border-accent: #ffc107;

  /* Overlay Colors */
  --color-overlay-light: rgba(0, 0, 0, 0.3);
  --color-overlay-dark: rgba(0, 0, 0, 0.95);

  /* Accent Colors */
  --color-accent-black: #000000;
  --color-accent-white: #ffffff;

  /* Shadow */
  --shadow-hover: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-hover-dark: 0 4px 8px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] {
  /* Background Colors */
  --color-bg-primary: #0a0a0a;
  --color-bg-secondary: #1a1a1a;
  --color-bg-tertiary: #2a2a2a;
  --color-bg-code: #1e1e1e;
  --color-bg-warning: #3d3416;

  /* Text Colors */
  --color-text-primary: #e8e8e8;
  --color-text-secondary: #cccccc;
  --color-text-muted: #999999;
  --color-text-light: #777777;
  --color-text-lighter: #666666;
  --color-text-inverse: #0a0a0a;

  /* Border Colors */
  --color-border-primary: #333333;
  --color-border-secondary: #2a2a2a;
  --color-border-light: #404040;
  --color-border-accent: #8b7000;

  /* Overlay Colors */
  --color-overlay-light: rgba(255, 255, 255, 0.1);
  --color-overlay-dark: rgba(0, 0, 0, 0.98);

  /* Accent Colors */
  --color-accent-black: #e8e8e8;
  --color-accent-white: #0a0a0a;

  /* Shadow */
  --shadow-hover: 0 4px 8px rgba(0, 0, 0, 0.3);
  --shadow-hover-dark: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

a:hover {
  opacity: 0.6;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}


/* ============================================
   DESKTOP SIDEBAR
   ============================================ */

.sidebar-desktop {
  position: fixed;
  left: 0;
  top: 0;
  width: 280px;
  height: 100vh;
  background-color: var(--color-bg-primary);
  border-right: 1px solid var(--color-border-primary);
  z-index: 100;
  overflow-y: auto;
}

.sidebar-content {
  padding: 40px 30px;
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.site-logo {
  font-size: 18px;
  font-weight: 700;
  text-transform: lowercase;
  display: block;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-nav .nav-link {
  font-size: 13px;
  font-weight: 400;
  display: block;
}

.sidebar-social {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 15px;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-link .icon {
  width: 18px;
  height: 18px;
}

.site-tagline {
  font-size: 11px;
  font-weight: 400;
  color: var(--color-text-primary);
  line-height: 1.4;
  margin-top: auto;
}

/* Theme Toggle */
.theme-toggle {
  position: relative;
  color: var(--color-text-primary);
}

.theme-icon-light,
.theme-icon-dark {
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.theme-icon-dark {
  display: none;
}

[data-theme="dark"] .theme-icon-light {
  display: none;
}

[data-theme="dark"] .theme-icon-dark {
  display: block;
}


/* ============================================
   MOBILE HEADER
   ============================================ */

.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-text-primary);
  z-index: 999;
  padding: 0 20px;
  align-items: center;
  justify-content: space-between;
}

.theme-toggle-mobile {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  color: var(--color-text-primary);
}

.menu-toggle {
  width: 30px;
  height: 30px;
  position: relative;
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text-primary);
  position: relative;
  transition: background-color 0.2s ease;
}

.hamburger::before,
.hamburger::after {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text-primary);
  position: absolute;
  transition: transform 0.2s ease;
}

.hamburger::before {
  top: -6px;
}

.hamburger::after {
  bottom: -6px;
}

.menu-toggle.active .hamburger {
  background-color: transparent;
}

.menu-toggle.active .hamburger::before {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle.active .hamburger::after {
  transform: translateY(-6px) rotate(-45deg);
}


/* ============================================
   MOBILE SIDEBAR
   ============================================ */

.sidebar-mobile {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100vh;
  background-color: var(--color-text-primary);
  color: var(--color-bg-primary);
  padding: 80px 30px 30px;
  z-index: 1000;
  transition: right 0.3s ease;
  overflow-y: auto;
}

.sidebar-mobile.active {
  right: 0;
}

.sidebar-mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.site-logo-mobile {
  font-size: 18px;
  font-weight: 700;
  text-transform: lowercase;
  color: var(--color-bg-primary);
  display: block;
  margin-bottom: 10px;
}

.nav-link-mobile {
  font-size: 16px;
  font-weight: 400;
  color: var(--color-bg-primary);
  padding: 10px 0;
  display: block;
}

.nav-link-mobile:hover {
  opacity: 0.6;
}

.sidebar-mobile-social {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid var(--color-bg-primary);
}

.social-link-mobile {
  color: var(--color-bg-primary);
  font-size: 14px;
}

.site-tagline-mobile {
  font-size: 11px;
  color: var(--color-bg-primary);
  line-height: 1.4;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid currentColor;
  opacity: 0.3;
}


/* ============================================
   MAIN CONTENT
   ============================================ */

.page-content {
  min-height: 100vh;
  margin-left: 280px; /* Width of desktop sidebar */
}


/* ============================================
   HOME - PHOTO GRID
   ============================================ */

.home-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 40px;
}

.photo-grid {
  column-count: 2;
  column-gap: 30px;
}

.photo-item {
  break-inside: avoid;
  margin-bottom: 30px;
  position: relative;
  cursor: zoom-in;
  overflow: hidden;
}

.photo-item::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: transparent;
  transition: background-color 0.3s ease;
  pointer-events: none;
}

.photo-item:hover::after {
  background-color: var(--color-overlay-light);
}

.photo-image {
  display: block;
  width: 100%;
  height: auto;
}

/* ============================================
   PAGINATION
   ============================================ */

.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 60px;
  padding: 20px 0;
  font-size: 13px;
}

.pagination-prev,
.pagination-next {
  color: var(--color-text-light);
  text-decoration: none;
  padding: 8px 16px;
  border: none;
  transition: color 0.2s ease;
}

.pagination-prev:hover,
.pagination-next:hover {
  color: var(--color-text-primary);
}

.pagination-prev.disabled,
.pagination-next.disabled {
  color: var(--color-border-light);
  cursor: not-allowed;
}

.pagination-info {
  color: var(--color-text-lighter);
  font-size: 12px;
}


/* ============================================
   POST PAGE
   ============================================ */

.post {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 20px;
}

.post-image-wrapper {
  margin-bottom: 30px;
  cursor: pointer;
}

.post-image {
  width: 100%;
  height: auto;
  transition: opacity 0.2s ease;
}

.post-image:hover {
  opacity: 0.9;
}

.post-meta {
  text-align: center;
}

.post-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 15px;
}

.post-caption {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
  color: var(--color-text-secondary);
}

.post-content p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 15px;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 25px 0;
}

.post-tags .tag {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  padding: 5px 12px;
}

.post-date {
  font-size: 11px;
  color: var(--color-text-muted);
  display: block;
  margin-top: 20px;
}

.post-navigation {
  display: flex;
  justify-content: space-between;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--color-border-primary);
}

.nav-previous,
.nav-next {
  font-size: 24px;
  font-weight: 700;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-text-primary);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-previous:hover,
.nav-next:hover {
  background-color: var(--color-text-primary);
  color: var(--color-bg-primary);
  opacity: 1;
}


/* ============================================
   MODAL IMAGE VIEWER
   ============================================ */

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-overlay-dark);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 40px;
  color: var(--color-text-inverse);
  cursor: pointer;
  z-index: 2001;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease;
}

.modal-close:hover {
  opacity: 0.6;
}

.modal-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 24px;
  color: var(--color-text-inverse);
  opacity: 0.5;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  border: none;
  transition: opacity 0.2s ease;
  z-index: 2001;
  cursor: pointer;
}

.modal-nav:hover {
  opacity: 1;
}

.modal-prev {
  left: 30px;
}

.modal-next {
  right: 30px;
}


/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media screen and (max-width: 768px) {
  /* Hide desktop sidebar, show mobile header */
  .sidebar-desktop {
    display: none;
  }

  .mobile-header {
    display: flex;
  }

  /* Remove sidebar margin and add header padding */
  .page-content {
    margin-left: 0;
    padding-top: 60px; /* Height of mobile header */
  }

  /* Adjust grid and spacing */
  .photo-grid {
    column-count: 1;
    column-gap: 0;
  }

  .photo-item {
    margin-bottom: 20px;
  }

  .home-container {
    padding: 20px 15px;
  }

  .post {
    padding: 20px 15px;
  }

  /* Modal adjustments */
  .modal-nav {
    width: 50px;
    height: 50px;
    font-size: 24px;
  }

  .modal-prev {
    left: 10px;
  }

  .modal-next {
    right: 10px;
  }

  .modal-close {
    top: 10px;
    right: 15px;
    font-size: 30px;
  }

  /* Post navigation */
  .nav-previous,
  .nav-next {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
}

@media screen and (max-width: 480px) {
  .photo-title {
    font-size: 16px;
  }

  .photo-caption {
    font-size: 12px;
  }

  .post-title {
    font-size: 20px;
  }
}


/* ============================================
   BLOG LISTING PAGE
   ============================================ */

.blog-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 20px;
}

.blog-header {
  margin-bottom: 60px;
}

.blog-header h1 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 10px;
}

.blog-description {
  color: var(--color-text-muted);
  font-size: 16px;
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.blog-item {
  border-bottom: 1px solid var(--color-border-secondary);
  padding-bottom: 40px;
}

.blog-item:last-child {
  border-bottom: none;
}

.blog-date {
  display: block;
  color: var(--color-text-light);
  font-size: 13px;
  margin-bottom: 10px;
}

.blog-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 15px;
}

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

.blog-title a:hover {
  color: var(--color-text-muted);
}

.blog-excerpt {
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 15px;
}

.blog-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.blog-categories .category {
  font-size: 12px;
  color: var(--color-text-light);
  padding: 4px 10px;
  border: 1px solid var(--color-border-light);
  border-radius: 3px;
}

/* ============================================
   ARTICLE PAGE
   ============================================ */

.article {
  max-width: 700px;
  margin: 0 auto;
  padding: 40px 20px;
}

.article-header {
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--color-border-secondary);
}

.article-title {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  align-items: center;
  color: var(--color-text-light);
  font-size: 14px;
}

.article-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.article-categories .category {
  color: var(--color-text-muted);
  padding: 3px 8px;
  background-color: var(--color-bg-tertiary);
  border-radius: 3px;
  font-size: 13px;
}

.article-content {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.article-content h2 {
  font-size: 28px;
  font-weight: 700;
  margin-top: 30px;
  margin-bottom: 12px;
}

.article-content h3 {
  font-size: 22px;
  font-weight: 700;
  margin-top: 24px;
  margin-bottom: 10px;
}

.article-content h4 {
  font-size: 18px;
  font-weight: 700;
  margin-top: 20px;
  margin-bottom: 8px;
}

.article-content p {
  margin-bottom: 16px;
}

.article-content ul,
.article-content ol {
  margin-bottom: 16px;
  padding-left: 30px;
}

.article-content li {
  margin-bottom: 6px;
}

.article-content a {
  color: var(--color-text-primary);
  text-decoration: underline;
  transition: color 0.2s ease;
}

.article-content a:hover {
  color: var(--color-text-muted);
}

.article-content code {
  background-color: var(--color-bg-code);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 14px;
}

.article-content pre {
  background-color: var(--color-bg-code);
  padding: 16px;
  border-radius: 5px;
  overflow-x: auto;
  margin-bottom: 16px;
}

.article-content pre code {
  background-color: transparent;
  padding: 0;
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
}

.article-content table th,
.article-content table td {
  border: 1px solid var(--color-border-light);
  padding: 10px;
  text-align: left;
}

.article-content table th {
  background-color: var(--color-bg-tertiary);
  font-weight: 700;
}

.article-content blockquote {
  border-left: 4px solid var(--color-border-light);
  padding-left: 20px;
  margin-left: 0;
  margin-bottom: 20px;
  color: var(--color-text-muted);
  font-style: italic;
}

.article-content hr {
  border: none;
  border-top: 1px solid var(--color-border-secondary);
  margin: 40px 0;
}

.article-content em {
  color: var(--color-text-light);
  font-size: 14px;
  font-style: italic;
}

.article-content .image-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 20px 0;
}

.article-content .image-grid-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.article-content .image-grid-item img {
  width: 100%;
  height: auto;
}

.article-content .image-grid-item em {
  display: block;
  text-align: center;
}

@media (max-width: 768px) {
  .article-content .image-grid {
    grid-template-columns: 1fr;
  }
}

.article-footer {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--color-border-secondary);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.article-tags .tag {
  color: var(--color-text-light);
  font-size: 13px;
}

.article-navigation {
  display: flex;
  justify-content: space-between;
  margin-top: 60px;
  padding-top: 30px;
  border-top: 1px solid var(--color-border-secondary);
  gap: 20px;
}

.article-nav-prev,
.article-nav-next {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease;
}

.article-nav-prev:hover,
.article-nav-next:hover {
  color: var(--color-text-primary);
}

.article-nav-next {
  text-align: right;
  margin-left: auto;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.no-scroll {
  overflow: hidden;
}


/* ============================================
   WANTLIST PAGE
   ============================================ */

.wantlist-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 20px;
}

.wantlist-header {
  margin-bottom: 60px;
}

.wantlist-header h1 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 10px;
}

.wantlist-description {
  color: var(--color-text-muted);
  font-size: 16px;
}

.wantlist-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 30px;
}

.wantlist-item {
  transition: transform 0.2s ease;
}

.wantlist-item:hover {
  transform: translateY(-4px);
}

.wantlist-link {
  display: block;
  text-decoration: none;
  color: var(--color-text-primary);
}

.wantlist-image-wrapper {
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  margin-bottom: 15px;
  background-color: var(--color-bg-tertiary);
  border-radius: 4px;
}

.wantlist-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.2s ease;
}

.wantlist-link:hover .wantlist-image {
  opacity: 0.85;
}

.wantlist-info {
  padding: 0 5px;
}

.wantlist-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 5px;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.wantlist-artist {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wantlist-meta {
  display: flex;
  gap: 10px;
  font-size: 12px;
  color: var(--color-text-light);
}

.wantlist-year,
.wantlist-format {
  display: inline-block;
}

.wantlist-format {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wantlist-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-light);
  font-size: 16px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .wantlist-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 20px;
  }

  .wantlist-header {
    margin-bottom: 40px;
  }

  .wantlist-header h1 {
    font-size: 24px;
  }

  .wantlist-description {
    font-size: 14px;
  }
}


/* ============================================
   RUNNING PAGE
   ============================================ */

.running-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 20px;
}

.running-header {
  margin-bottom: 60px;
}

.running-header h1 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 10px;
}

.running-description {
  color: var(--color-text-muted);
  font-size: 16px;
  margin-bottom: 5px;
}

.running-description a {
  text-decoration: underline;
}

.running-last-updated {
  color: var(--color-text-light);
  font-size: 12px;
  font-style: italic;
}

/* Hero Image */
.running-hero-image {
  width: 100%;
  margin-bottom: 40px;
  overflow: hidden;
}

.running-hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Stats Summary Cards */
.running-stats-summary {
  margin-bottom: 60px;
}

.stats-since {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 20px;
  font-style: italic;
}

.stat-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.stat-card {
  background-color: var(--color-bg-secondary);
  padding: 30px 20px;
  text-align: center;
  border: 1px solid var(--color-border-primary);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 6px;
  line-height: 1.2;
}

.stat-label {
  font-size: 12px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* This Year Stats */
.running-stats-year {
  margin-bottom: 60px;
}

.running-stats-year h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border-primary);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 15px;
}

/* Charts Section */
.running-charts {
  margin-bottom: 60px;
}

.running-charts h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border-primary);
}

.charts-note {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 30px;
  font-style: italic;
}

.chart-container {
  margin-bottom: 50px;
}

.chart-container h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--color-text-secondary);
}

.chart-container > div {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  padding: 20px;
}

/* Training Load Warm-up Caption */
.warmup-caption {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 15px;
  padding: 12px 16px;
  background-color: var(--color-bg-warning);
  border-left: 4px solid var(--color-border-accent);
  line-height: 1.5;
}

.warmup-caption strong {
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .warmup-caption {
    font-size: 12px;
    padding: 10px 12px;
  }
}

/* Efficiency Chart Stats */
.efficiency-stats {
  margin-top: 20px;
  padding: 16px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
}

.efficiency-metrics {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.efficiency-metric {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.metric-label {
  color: var(--color-text-muted);
  font-weight: 500;
}

.metric-value {
  color: var(--color-text-primary);
  font-weight: 700;
  font-size: 16px;
}

.efficiency-legend {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 150px;
}

.legend-gradient-bar {
  height: 16px;
  background: linear-gradient(to right, hsl(210, 60%, 80%), hsl(210, 60%, 30%));
  border: 1px solid var(--color-border-primary);
}

.legend-labels-row {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--color-text-muted);
}

.efficiency-info {
  padding-top: 12px;
  border-top: 1px solid var(--color-border-primary);
}

.efficiency-interpretation {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0 0 10px 0;
  font-style: italic;
}

.efficiency-features {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin: 0;
  padding: 10px;
  background-color: var(--color-bg-secondary);
  border-left: 3px solid #4169E1;
}

.efficiency-features strong {
  color: var(--color-text-secondary);
}

.efficiency-outlier-guide {
  margin: 15px 0;
  padding: 12px;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-primary);
}

.outlier-guide-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.outlier-guide-item:first-child {
  margin-top: 0;
}

.outlier-guide-item:last-child {
  margin-bottom: 0;
}

.outlier-icon {
  font-size: 18px;
  min-width: 20px;
  text-align: center;
}

.outlier-text {
  line-height: 1.5;
}

.outlier-text strong {
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .efficiency-metrics {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }

  .efficiency-legend {
    width: 100%;
  }

  .efficiency-interpretation {
    font-size: 12px;
  }

  .efficiency-features {
    font-size: 11px;
    line-height: 1.7;
  }

  .outlier-guide-item {
    font-size: 12px;
  }

  .outlier-icon {
    font-size: 16px;
  }
}

/* Activity Map */
.running-map-section {
  margin-bottom: 60px;
}

.running-map-section h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border-primary);
}

.activity-map {
  width: 100%;
  height: 500px;
  border: 1px solid var(--color-border-primary);
  overflow: hidden;
}

/* Activity Calendar */
.running-calendar-section {
  margin-bottom: 60px;
}

.running-calendar-section h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border-primary);
}

.activity-calendar {
  width: 100%;
}

/* Calendar Legend */
.calendar-legend {
  margin-top: 30px;
  text-align: center;
}

.legend-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  display: block;
  margin-bottom: 10px;
}

.legend-gradient {
  height: 20px;
  background: linear-gradient(to right, rgb(255, 255, 255), rgb(75, 75, 75));
  max-width: 300px;
  margin: 0 auto 8px;
}

.legend-labels {
  display: flex;
  justify-content: space-between;
  max-width: 300px;
  margin: 0 auto;
}

.legend-text {
  font-size: 11px;
  color: var(--color-text-muted);
}

.calendar-months {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.calendar-month {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  padding: 20px;
}

.calendar-month-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 15px;
  text-align: center;
  color: var(--color-text-primary);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.calendar-day-header {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  padding: 8px 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  position: relative;
  cursor: default;
  transition: all 0.2s ease;
}

.calendar-day-empty {
  background-color: transparent;
  border: none;
}

.calendar-day-active {
  background-color: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

.calendar-day-active:hover {
  transform: scale(1.05);
}

.calendar-day-number {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.calendar-day-active .calendar-day-number {
  color: var(--color-bg-primary);
  font-weight: 600;
}

.calendar-day-indicator {
  position: absolute;
  bottom: 3px;
  width: 4px;
  height: 4px;
  background-color: var(--color-bg-primary);
  border-radius: 50%;
}

/* Recent Activities Feed */
.running-activities {
  margin-bottom: 60px;
}

.running-activities h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 30px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border-primary);
}

.activities-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.activity-item {
  padding: 20px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.activity-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover-dark);
}

.activity-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 15px;
  gap: 15px;
}

.activity-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0;
}

.activity-date {
  font-size: 13px;
  color: var(--color-text-light);
  white-space: nowrap;
}

.activity-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
  color: var(--color-text-muted);
}

.activity-stat strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.activity-achievements {
  margin-top: 10px;
  font-size: 12px;
  color: var(--color-text-light);
  font-style: italic;
}

/* Chart descriptions */
.chart-description {
  color: var(--color-text-muted);
  font-size: 13px;
  margin-top: -10px;
  margin-bottom: 15px;
  font-style: italic;
}

/* Interval Scorecard Table */
.interval-scorecard {
  overflow-x: auto;
}

.interval-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.interval-table th,
.interval-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border-primary);
}

.interval-table th {
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-size: 11px;
  white-space: nowrap;
}

.interval-table td {
  font-size: 13px;
}

.interval-table .workout-name {
  font-weight: 500;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Quality Badge */
.quality-badge {
  display: inline-block;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 600;
  text-align: center;
}

.quality-badge.quality-0,
.quality-badge.quality-1 {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-muted);
}

.quality-badge.quality-2 {
  background-color: var(--color-border-primary);
  color: var(--color-text-secondary);
}

.quality-badge.quality-3 {
  background-color: var(--color-text-primary);
  color: var(--color-bg-primary);
}

/* Empty State */
.running-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-light);
  font-size: 16px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .running-container {
    padding: 20px 15px;
  }

  .running-header {
    margin-bottom: 40px;
  }

  .running-header h1 {
    font-size: 24px;
  }

  .running-description {
    font-size: 14px;
  }

  .stat-cards-grid,
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .stat-card {
    padding: 20px 15px;
  }

  .stat-value {
    font-size: 20px;
  }

  .stat-label {
    font-size: 11px;
  }

  .running-charts h2,
  .running-map-section h2,
  .running-calendar-section h2,
  .running-activities h2 {
    font-size: 20px;
  }

  .chart-container h3 {
    font-size: 16px;
  }

  .activity-map {
    height: 350px;
  }

  .calendar-legend {
    flex-wrap: wrap;
    padding: 12px;
    gap: 6px;
  }

  .legend-label {
    width: 100%;
    text-align: center;
    margin-bottom: 5px;
  }

  .legend-color {
    width: 16px;
    height: 16px;
  }

  .calendar-months {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .calendar-month {
    padding: 15px;
  }

  .calendar-day-header {
    font-size: 10px;
    padding: 6px 2px;
  }

  .calendar-day-number {
    font-size: 11px;
  }

  .activity-header {
    flex-direction: column;
    gap: 5px;
  }

  .activity-name {
    font-size: 16px;
  }

  .activity-stats {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .stat-cards-grid,
  .stat-grid {
    grid-template-columns: 1fr;
  }

  .stat-value {
    font-size: 22px;
  }

  .activity-map {
    height: 300px;
  }
}