/* ====================================================
   Combined Theme CSS
   - Layout & Sidebar: tangyuxian.com (Nexmoe theme)
   - Banner & Waves: kaitaku.xyz
   - Card Style: argvchs.github.io (ParticleX)
   - Theme Toggle: tangyuxian.com
   - Animations: d-sketon.github.io (Reimu theme)
   ==================================================== */

/* ====== CSS Variables (from tangyuxian + d-sketon) ====== */
:root {
  --color-primary: #6c5ce7;
  --color-primary-light: #a29bfe;
  --color-bg: #f0f2f5;
  --color-card: #ffffff;
  --color-text-1: #2d3436;
  --color-text-2: #636e72;
  --color-text-3: #b2bec3;
  --color-border: rgba(0, 0, 0, 0.06);
  --color-shadow: rgba(0, 0, 0, 0.08);
  --sidebar-width: 240px;
  --banner-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

[data-theme="dark"] {
  --color-bg: #0a0e27;
  --color-card: #1a1e3c;
  --color-text-1: #e4e6eb;
  --color-text-2: #a8adb5;
  --color-text-3: #636e78;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-shadow: rgba(0, 0, 0, 0.4);
  --banner-bg: linear-gradient(135deg, #0a0e27 0%, #1a1a3e 50%, #2d1b69 100%);
}

/* ====== Reset ====== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans TC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text-1);
  line-height: 1.7;
  transition: background 0.4s, color 0.4s;
  overflow-x: hidden;
}

a { text-decoration: none; color: var(--color-primary); transition: color 0.3s, opacity 0.3s; }
a:hover { opacity: 0.8; }

/* ====== Scrollbar ====== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 3px; }

/* ====== View Transition (from tangyuxian) ====== */
::view-transition-group(root) { animation-duration: 0.7s; animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1); }
::view-transition-new(root) { animation-name: reveal-light; animation-fill-mode: both; }
::view-transition-old(root), [data-theme="dark"]::view-transition-old(root) { animation: none; animation-fill-mode: both; z-index: -1; }
[data-theme="dark"]::view-transition-new(root) { animation-name: reveal-dark; animation-fill-mode: both; }
@keyframes reveal-dark { from { clip-path: polygon(50% -71%, -50% 71%, -50% 71%, 50% -71%); } to { clip-path: polygon(50% -71%, -50% 71%, 50% 171%, 171% 50%); } }
@keyframes reveal-light { from { clip-path: polygon(171% 50%, 50% 171%, 50% 171%, 171% 50%); } to { clip-path: polygon(171% 50%, 50% 171%, -50% 71%, 50% -71%); } }

/* ====== Banner (from argvchs + kaitaku waves) ====== */
#home-head {
  position: relative;
  width: calc(100% - var(--sidebar-width));
  margin-left: var(--sidebar-width);
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

#home-background {
  position: absolute;
  inset: 0;
  background-image: url('../images/banner-light.webp');
  background-size: cover;
  background-position: center;
  z-index: 0;
  transition: opacity 0.6s ease;
}

[data-theme="dark"] #home-background {
  background-image: url('../images/banner-dark.webp');
}

#home-background::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.25);
  z-index: 1;
}

[data-theme="dark"] #home-background::before {
  background: rgba(0, 0, 0, 0.35);
}

#home-info {
  position: relative;
  z-index: 2;
  text-align: center;
  cursor: default;
}

/* Argvchs style border animation */
#home-info .loop {
  position: absolute;
  display: block;
}

#home-info .loop:nth-child(1) {
  top: 0; left: 0; width: 100%; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6));
  animation: loop1 2s linear infinite;
}
@keyframes loop1 { 0% { left: -100%; } 100% { left: 100%; } }

#home-info .loop:nth-child(2) {
  top: 0; right: 0; width: 2px; height: 100%;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,0.6));
  animation: loop2 2s linear infinite 0.5s;
}
@keyframes loop2 { 0% { top: -100%; } 100% { top: 100%; } }

#home-info .loop:nth-child(3) {
  bottom: 0; right: 0; width: 100%; height: 2px;
  background: linear-gradient(270deg, transparent, rgba(255,255,255,0.6));
  animation: loop3 2s linear infinite 1s;
}
@keyframes loop3 { 0% { right: -100%; } 100% { right: 100%; } }

#home-info .loop:nth-child(4) {
  bottom: 0; left: 0; width: 2px; height: 100%;
  background: linear-gradient(0deg, transparent, rgba(255,255,255,0.6));
  animation: loop4 2s linear infinite 1.5s;
}
@keyframes loop4 { 0% { bottom: -100%; } 100% { bottom: 100%; } }

#home-info .info {
  display: block;
  padding: 2rem 3rem;
}

#home-info .info h1 {
  font-size: 3rem;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
  margin-bottom: 0.5rem;
  letter-spacing: 2px;
}

#home-info .info h3 {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.85);
  font-weight: 400;
  letter-spacing: 3px;
}

/* Waves (from kaitaku) */
.wave-container {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 120px;
  z-index: 3;
}

.wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 200%;
  height: 100%;
}

.wave-1 path { fill: rgba(108, 92, 231, 0.3); }
.wave-2 path { fill: rgba(162, 155, 254, 0.2); }
.wave-3 path { fill: var(--color-bg); }

[data-theme="dark"] .wave-1 path { fill: rgba(162, 155, 254, 0.2); }
[data-theme="dark"] .wave-2 path { fill: rgba(108, 92, 231, 0.15); }

.wave-1 { animation: wave 7s linear infinite; }
.wave-2 { animation: wave 10s linear infinite reverse; }
.wave-3 { animation: wave 13s linear infinite; }
@keyframes wave { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ====== Sidebar / Drawer (from tangyuxian Nexmoe) ====== */
#nexmoe-header {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 100;
  height: 100vh;
}

.nexmoe-drawer {
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--color-card);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  padding-bottom: 1rem;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), background 0.4s;
  box-shadow: 2px 0 20px var(--color-shadow);
}

.nexmoe-drawer .nexmoe-avatar {
  text-align: center;
  padding: 2rem 1rem 1rem;
}

.nexmoe-drawer .nexmoe-avatar img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 3px solid var(--color-primary);
  padding: 3px;
  transition: transform 0.5s;
  object-fit: cover;
}

.nexmoe-drawer .nexmoe-avatar img:hover {
  transform: rotate(360deg);
}

/* Count (from tangyuxian) */
.nexmoe-count {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  padding: 0.5rem 1rem 1rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0.5rem;
}

.nexmoe-count-item {
  text-align: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-1);
}

.nexmoe-count-item span {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-text-2);
}

/* Navigation List (from tangyuxian) */
.nexmoe-list {
  padding: 0.5rem 0;
}

.nexmoe-list-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  color: var(--color-text-2);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.3s;
  position: relative;
}

.nexmoe-list-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px;
  height: 60%;
  background: var(--color-primary);
  border-radius: 0 3px 3px 0;
  transition: transform 0.3s;
}

.nexmoe-list-item:hover, .nexmoe-list-item.active {
  color: var(--color-primary);
  background: rgba(108, 92, 231, 0.06);
}

.nexmoe-list-item:hover::before, .nexmoe-list-item.active::before {
  transform: translateY(-50%) scaleY(1);
}

.nexmoe-list-item i { font-size: 1.1rem; width: 20px; text-align: center; }

/* Social (from tangyuxian) */
.nexmoe-widget-wrap {
  padding: 0.75rem 1rem;
}

.nexmoe-social {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.nexmoe-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.1rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

.nexmoe-social a:hover { transform: scale(1.15) translateY(-2px); }

.social-github { color: #333; background-color: rgba(25,23,23,.12); }
.social-instagram { color: #E1306C; background-color: rgba(225,48,108,.1); }
.social-discord { color: #5865F2; background-color: rgba(88,101,242,.1); }
.social-email { color: #ea4335; background-color: rgba(234,67,53,.1); }

[data-theme="dark"] .social-github { color: #e4e6eb; background-color: rgba(255,255,255,.1); }
[data-theme="dark"] .social-instagram { color: #f77dab; background-color: rgba(225,48,108,.15); }
[data-theme="dark"] .social-discord { color: #8b96f9; background-color: rgba(88,101,242,.15); }
[data-theme="dark"] .social-email { color: #f28b82; background-color: rgba(234,67,53,.15); }

/* Sidebar TOC */
.sidebar-toc-wrap {
  border-top: 1px solid var(--color-border);
  padding-top: 0.75rem;
}

.sidebar-toc-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.sidebar-toc-title i {
  color: var(--color-primary);
}

.sidebar-toc {
  max-height: 50vh;
  overflow-y: auto;
}

.sidebar-toc ol {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.sidebar-toc ol ol {
  padding-left: 0.8rem;
}

.sidebar-toc li {
  margin: 0;
}

.sidebar-toc a {
  display: block;
  padding: 0.3rem 0.6rem;
  font-size: 0.8rem;
  color: var(--color-text-2);
  border-left: 2px solid transparent;
  border-radius: 0 4px 4px 0;
  transition: all 0.2s;
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-toc a:hover,
.sidebar-toc a.active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  background: rgba(108, 92, 231, 0.06);
}

.sidebar-toc::-webkit-scrollbar {
  width: 3px;
}

.sidebar-toc::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 3px;
}

/* Copyright */
.nexmoe-copyright {
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-3);
  padding: 1rem;
  margin-top: auto;
}

/* ====== Theme Toggle (from tangyuxian) ====== */
.nexmoe-switch-theme {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle-container {
  position: relative;
  width: 100%;
  height: 60px;
  background: linear-gradient(135deg, #87CEEB 0%, #E0F7FA 100%);
  border-radius: 30px;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .theme-toggle-container {
  background: linear-gradient(135deg, #0a0e27 0%, #1a1a2e 100%);
}

.toggle-background { position: absolute; width: 100%; height: 100%; top: 0; left: 0; overflow: hidden; }

.clouds { position: absolute; left: 70%; top: 50%; transform: translateY(-50%); transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
[data-theme="dark"] .clouds { opacity: 0; }

.cloud { position: absolute; background: white; border-radius: 50px; opacity: 0.8; animation: cloudFloat 4s ease-in-out infinite; }
.cloud1 { width: 30px; height: 18px; top: 0; left: 0; }
.cloud2 { width: 24px; height: 14px; top: 22px; left: 10px; animation-delay: 1s; }
.cloud3 { width: 20px; height: 14px; top: 8px; left: 35px; animation-delay: 2s; }
@keyframes cloudFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }

.stars { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); opacity: 0; transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
[data-theme="dark"] .stars { opacity: 1; }

.star { position: absolute; background: white; border-radius: 50%; animation: starTwinkle 2s ease-in-out infinite; }
.star1 { width: 3px; height: 3px; top: 0; left: 0; }
.star2 { width: 2px; height: 2px; top: 18px; left: 25px; animation-delay: 0.5s; }
.star3 { width: 4px; height: 4px; top: 8px; left: 50px; animation-delay: 1s; }
.star4 { width: 2px; height: 2px; top: 26px; left: 35px; animation-delay: 1.5s; }
.star5 { width: 3px; height: 3px; top: 14px; left: 15px; animation-delay: 2s; }
@keyframes starTwinkle { 0%, 100% { opacity: 0.3; transform: scale(1); } 50% { opacity: 1; transform: scale(1.2); filter: drop-shadow(0 0 3px white); } }

.theme-slider {
  position: absolute;
  left: 5px; top: 5px;
  width: 50px; height: 50px;
  background: white;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  z-index: 1;
}

[data-theme="dark"] .theme-slider { left: calc(100% - 55px); background: #f0f0f0; }

.theme-icon { position: absolute; transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
.theme-icon svg { width: 28px; height: 28px; }
.sun { opacity: 1; transform: scale(1) rotate(0deg); animation: sunPulse 3s ease-in-out infinite; }
.moon { opacity: 0; transform: scale(0.8) rotate(-90deg); animation: moonGlow 3s ease-in-out infinite; }
[data-theme="dark"] .sun { opacity: 0; transform: scale(0.8) rotate(90deg); }
[data-theme="dark"] .moon { opacity: 1; transform: scale(1) rotate(0deg); }
@keyframes sunPulse { 0%, 100% { filter: drop-shadow(0 0 6px #ffd700); } 50% { filter: drop-shadow(0 0 12px #ffd700); } }
@keyframes moonGlow { 0%, 100% { filter: drop-shadow(0 0 4px #e0e7ff); } 50% { filter: drop-shadow(0 0 8px #e0e7ff); } }

.theme-toggle-container:hover { transform: scale(1.03); box-shadow: 0 6px 20px rgba(0,0,0,0.15); }

/* ====== Main Content ====== */
/*
  Content is centered between sidebar (240px left)
  and Live2D character (~260px right)
*/
#nexmoe-content {
  --live2d-space: 260px;
  margin-left: var(--sidebar-width);
  margin-right: var(--live2d-space);
  display: flex;
  justify-content: center;
  padding: 2.5rem 2rem 2rem;
}

#nexmoe-content > .nexmoe-primary {
  width: 100%;
  max-width: 900px;
}

.nexmoe-primary {
  flex: 1;
  min-width: 0;
}

/* ====== Post Cards (tangyuxian cover style + argvchs layout) ====== */
.nexmoe-posts {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.nexmoe-post {
  background: var(--color-card);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px var(--color-shadow);
  border: 1px solid var(--color-border);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nexmoe-post:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--color-shadow);
}

.nexmoe-post-cover {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.5s;
}

.nexmoe-post:hover .nexmoe-post-cover {
  transform: scale(1.02);
}

.nexmoe-post-cover h1 {
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  text-shadow: 0 2px 12px rgba(0,0,0,0.2);
  z-index: 1;
  padding: 0 2rem;
  text-align: center;
}

.nexmoe-post-cover h1 i {
  margin-right: 0.5rem;
}

.nexmoe-post-meta {
  padding: 1rem 1.5rem 0;
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.meta-item {
  font-size: 0.8rem;
  color: var(--color-text-3);
}

.meta-item i { margin-right: 4px; }

.nexmoe-post article {
  padding: 0.8rem 1.5rem;
  color: var(--color-text-2);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* Post Tags (from argvchs) */
.post-tags {
  padding: 0 1.5rem 1.2rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.post-tags .tag a {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  background: rgba(108, 92, 231, 0.08);
  color: var(--color-primary);
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 500;
  transition: all 0.3s;
  border: 1px solid transparent;
}

.post-tags .tag a:hover {
  background: rgba(108, 92, 231, 0.15);
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

/* ====== Sidebar Card (from argvchs ParticleX) ====== */
.home-card {
  width: 280px;
  flex-shrink: 0;
  position: sticky;
  top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.card-div {
  background: var(--color-card);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 4px 20px var(--color-shadow);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: background 0.4s;
}

.card-avatar img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 3px solid var(--color-primary);
  padding: 3px;
  object-fit: cover;
}

.card-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin: 0.75rem 0 0.25rem;
}

.card-description {
  font-size: 0.85rem;
  color: var(--color-text-2);
  margin-bottom: 0.75rem;
}

.icon-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.icon-links a {
  color: var(--color-text-2);
  font-size: 1.2rem;
  transition: color 0.3s, transform 0.3s;
}

.icon-links a:hover {
  color: var(--color-primary);
  transform: translateY(-2px);
}

/* Widget Title */
.widget-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin-bottom: 0.75rem;
  text-align: left;
  padding-left: 0.5rem;
  border-left: 3px solid var(--color-primary);
}

/* Tag Cloud (from tangyuxian) */
.tagcloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  justify-content: center;
}

.tagcloud a {
  padding: 0.2rem 0.6rem;
  border-radius: 14px;
  color: var(--color-primary);
  background: rgba(108, 92, 231, 0.06);
  font-weight: 500;
  transition: all 0.3s;
}

.tagcloud a:hover {
  background: rgba(108, 92, 231, 0.15);
  transform: translateY(-2px);
}

/* ====== Home Welcome (首頁) ====== */
.home-welcome {
  display: flex;
  justify-content: center;
  padding: 2rem 0;
}

.welcome-card {
  background: var(--color-card);
  border-radius: 20px;
  padding: 3rem;
  box-shadow: 0 4px 30px var(--color-shadow);
  border: 1px solid var(--color-border);
  text-align: center;
  max-width: 700px;
  width: 100%;
  transition: background 0.4s;
}

.welcome-card h2 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-text-1);
  margin-bottom: 0.75rem;
}

.welcome-card h2 i { color: var(--color-primary); margin-right: 0.5rem; }

.welcome-card > p {
  color: var(--color-text-2);
  font-size: 1rem;
  margin-bottom: 2.5rem;
}

.welcome-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.welcome-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.8rem 1rem;
  border-radius: 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  color: var(--color-text-1);
}

.welcome-link:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px var(--color-shadow);
  border-color: var(--color-primary);
  background: var(--color-card);
}

.welcome-link i {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.welcome-link span {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin-bottom: 0.3rem;
}

.welcome-link small {
  font-size: 0.78rem;
  color: var(--color-text-3);
}

@media (max-width: 600px) {
  .welcome-nav { grid-template-columns: 1fr; }
  .welcome-card { padding: 2rem 1.5rem; }
}

/* ====== Page Content (子頁面共用) ====== */
.page-content {
  display: block;
}

.page-content .nexmoe-primary {
  max-width: 900px;
  margin: 0 auto;
}

.page-header {
  text-align: center;
  padding: 2rem 0 2.5rem;
}

.page-header h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text-1);
  margin-bottom: 0.5rem;
}

.page-header h1 i { color: var(--color-primary); margin-right: 0.5rem; }

.page-header p {
  color: var(--color-text-2);
  font-size: 1rem;
}

/* ====== Archive Sections ====== */
.archive-section {
  margin-bottom: 1.5rem;
}

.archive-section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.archive-section h2 i {
  color: var(--color-primary);
}

.archive-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.archive-tag-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 1rem;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-2);
  transition: all 0.3s;
  box-shadow: 0 2px 8px var(--color-shadow);
}

.archive-tag-item:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px var(--color-shadow);
}

.tag-count {
  font-size: 0.72rem;
  background: rgba(108, 92, 231, 0.1);
  color: var(--color-primary);
  padding: 0.1rem 0.45rem;
  border-radius: 10px;
  font-weight: 600;
}

/* ====== Archives Timeline ====== */
.archive-timeline {
  padding: 0 1rem;
  margin-bottom: 2rem;
}

.timeline-year h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
  padding-left: 1rem;
  border-left: 3px solid var(--color-primary);
}

.timeline-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.8rem 0 0.8rem 1.5rem;
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.timeline-date {
  font-size: 0.85rem;
  color: var(--color-text-3);
  font-weight: 500;
  min-width: 50px;
}

.timeline-title {
  font-size: 0.95rem;
  color: var(--color-text-1);
  font-weight: 500;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-text-3);
}

.empty-state i {
  font-size: 3rem;
  color: var(--color-primary);
  opacity: 0.5;
  margin-bottom: 1rem;
  display: block;
}

.empty-state p { font-size: 1rem; }

/* ====== About Page ====== */
/* Uses .page-body styles — standard markdown rendering */

/* ====== Friends Page - Marquee & Cards ====== */

/* Card list */
.friend-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px 0;
}

.friend-item-wrap {
  width: calc(50% - 8px);
  padding: 8px;
  background: var(--color-card);
  box-shadow: 0 4px 20px var(--color-shadow);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  position: relative;
  display: flex;
  transition: 0.3s;
}

.friend-item-wrap:hover {
  transform: scale(1.015);
  box-shadow: 0 8px 30px var(--color-shadow);
}

.friend-item-wrap > a {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 1;
}

.friend-icon-wrap {
  width: 70px;
  min-width: 70px;
  height: 70px;
  margin-right: 16px;
  flex-shrink: 0;
}

.friend-icon-wrap img {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 2px 8px var(--color-shadow);
}

.friend-info-wrap {
  display: flex;
  justify-content: center;
  flex-direction: column;
  overflow: hidden;
  gap: 4px;
}

.friend-name {
  color: var(--color-primary);
  font-size: 16px;
  font-weight: bold;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.friend-desc {
  color: var(--color-text-2);
  font-size: 13px;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 600px) {
  .friend-item-wrap { width: 100%; }
}

/* Marquee container */
.friend-marquee-container {
  width: 100%;
  overflow: hidden;
  margin-bottom: 30px;
  background: rgba(100, 100, 100, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 30px 0;
  position: relative;
  border: 1px solid var(--color-border);
  border-radius: 24px;
  min-height: 180px;
}

[data-theme="dark"] .friend-marquee-container {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.friend-marquee-row {
  width: 100%;
  overflow: visible;
  padding: 15px 0;
}

.friend-marquee-track {
  display: flex;
  gap: 20px;
  width: max-content;
}

.friend-marquee-row.row1 .friend-marquee-track {
  animation: marquee-left 15s linear infinite;
}

.friend-marquee-row.row2 .friend-marquee-track {
  animation: marquee-right 18s linear infinite;
}

.friend-marquee-row:hover .friend-marquee-track {
  animation-play-state: paused;
}

@keyframes marquee-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(-20%); }
}

@keyframes marquee-right {
  0% { transform: translateX(-20%); }
  100% { transform: translateX(0); }
}

.friend-marquee-item {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  display: block;
  border-radius: 50%;
  margin: 8px 0;
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: visible;
}

.friend-marquee-item:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.friend-marquee-item img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.friend-marquee-name {
  position: absolute;
  bottom: -32px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  text-align: center;
  white-space: nowrap;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.3s ease;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.friend-marquee-item:hover .friend-marquee-name {
  opacity: 1;
  visibility: visible;
  bottom: -38px;
}

/* Fade edges */
.friend-marquee-container::before,
.friend-marquee-container::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  pointer-events: none;
  z-index: 2;
}

.friend-marquee-container::before {
  left: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.06), transparent);
}

.friend-marquee-container::after {
  right: 0;
  background: linear-gradient(to left, rgba(0,0,0,0.06), transparent);
}

[data-theme="dark"] .friend-marquee-container::before {
  background: linear-gradient(to right, rgba(255,255,255,0.03), transparent);
}

[data-theme="dark"] .friend-marquee-container::after {
  background: linear-gradient(to left, rgba(255,255,255,0.03), transparent);
}

@media (max-width: 768px) {
  .friend-marquee-item { width: 60px; height: 60px; }
  .friend-marquee-track { gap: 15px; }
  .friend-marquee-container { padding: 20px 0; }
}

/* Friend List (static grid below tracks) */
.friend-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.friend-list-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--color-card);
  border-radius: 14px;
  padding: 1rem 1.4rem;
  box-shadow: 0 4px 20px var(--color-shadow);
  border: 1px solid var(--color-border);
  transition: all 0.3s;
  color: var(--color-text-1);
  width: calc(50% - 0.5rem);
  min-width: 260px;
}

.friend-list-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px var(--color-shadow);
  border-color: var(--color-primary);
}

.friend-list-item img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary);
  flex-shrink: 0;
}

.friend-list-info h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin-bottom: 0.15rem;
}

.friend-list-info p {
  font-size: 0.82rem;
  color: var(--color-text-2);
  margin: 0 0 0.2rem;
  line-height: 1.4;
}

.friend-list-url {
  font-size: 0.75rem;
  color: var(--color-text-3);
}

@media (max-width: 600px) {
  .friend-list-item { width: 100%; }
}

.friend-apply {
  background: var(--color-card);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 4px 20px var(--color-shadow);
  border: 1px solid var(--color-border);
  transition: background 0.4s;
}

.friend-apply h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin-bottom: 0.5rem;
}

.friend-apply h3 i { color: var(--color-primary); margin-right: 0.4rem; }

.friend-apply > p {
  color: var(--color-text-2);
  font-size: 0.9rem;
  margin-bottom: 1.2rem;
}

.apply-info {
  background: var(--color-bg);
  border-radius: 12px;
  padding: 1rem 1.5rem;
  font-size: 0.88rem;
  color: var(--color-text-2);
  line-height: 2;
}

.apply-info strong { color: var(--color-text-1); }

/* ====== Footer ====== */
#footer {
  margin-left: var(--sidebar-width);
  margin-right: 260px;
  text-align: center;
  padding: 2rem;
  color: var(--color-text-3);
  font-size: 0.85rem;
  border-top: 1px solid var(--color-border);
}

/* ====== Mobile Menu Button ====== */
.mobile-menu-btn {
  display: none;
  position: fixed;
  top: 1rem; left: 1rem;
  z-index: 200;
  width: 44px; height: 44px;
  border-radius: 12px;
  border: none;
  background: var(--color-card);
  color: var(--color-text-1);
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: 0 4px 15px var(--color-shadow);
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  z-index: 90;
}

.sidebar-overlay.show { display: block; }

/* ====== Live2D adjustments (move to right side) ====== */
#waifu {
  z-index: 50 !important;
  right: 60px !important;
  left: auto !important;
}


/* ====== Post Detail ====== */
.post-detail {
  background: var(--color-card);
  border-radius: 20px;
  padding: 3rem;
  box-shadow: 0 4px 30px var(--color-shadow);
  border: 1px solid var(--color-border);
  transition: background 0.4s;
}

.post-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.post-header h1 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-text-1);
  margin-bottom: 0.75rem;
}

.post-content {
  color: var(--color-text-1);
  font-size: 0.95rem;
  line-height: 1.9;
}

.post-content h1, .post-content h2, .post-content h3,
.post-content h4, .post-content h5, .post-content h6 {
  color: var(--color-text-1);
  margin: 1.5rem 0 0.75rem;
  font-weight: 700;
}

.post-content h2 { font-size: 1.4rem; border-bottom: 1px solid var(--color-border); padding-bottom: 0.5rem; }
.post-content h3 { font-size: 1.2rem; }

.post-content p { margin: 0.8rem 0; }

.post-content a { color: var(--color-primary); border-bottom: 1px dashed var(--color-primary); }

.post-content img {
  max-width: 100%;
  border-radius: 8px;
  margin: 1rem 0;
}

.post-content code {
  background: rgba(108, 92, 231, 0.08);
  color: var(--color-primary);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.88rem;
}

.post-content pre {
  background: #1e1e2e;
  color: #cdd6f4;
  border-radius: 10px;
  padding: 1.2rem;
  overflow-x: auto;
  margin: 1rem 0;
}

/* Code Block (reimu style) */
figure.highlight {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  margin: 1rem 0;
  background: #1e1e2e;
  box-shadow: 0 4px 20px var(--color-shadow);
  transition: box-shadow 0.3s;
}

figure.highlight:hover {
  box-shadow: 0 8px 30px var(--color-shadow);
}

figure.highlight table {
  width: 100%;
  margin: 0;
}

figure.highlight td {
  border: none;
  padding: 0;
}

figure.highlight pre {
  margin: 0;
  padding: 0 16px 16px;
  background: transparent;
  color: #cdd6f4;
  font-size: 14px;
  line-height: 1.7;
}

.code-area {
  width: 100%;
  overflow-x: auto;
}

.code-figcaption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 40px;
  padding: 0 12px;
  background: linear-gradient(to right, transparent 0%, rgba(255,255,255,0.05) 20%, rgba(255,255,255,0.05) 80%, transparent 100%);
  margin-bottom: 6px;
}

.code-left-wrap, .code-right-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.code-decoration {
  position: relative;
  width: 70px;
  height: 12px;
}

.code-decoration::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  background: #ff5f56;
  width: 12px;
  height: 12px;
  box-shadow: 20px 0 #ffbd2e, 40px 0 #27c93f;
}

.code-lang {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.35);
  user-select: none;
}

.code-copy-btn {
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  font-size: 14px;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s;
  display: flex;
  align-items: center;
}

.code-copy-btn:hover {
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.08);
}

.code-copy-btn.copied {
  color: #55efc4;
}

#copy-tooltip {
  pointer-events: none;
  opacity: 0;
  transition: all 0.3s ease;
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 9999;
  transform: translate(-50%, -50%);
  color: #fff;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(10px);
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
}

/* Gutter line numbers */
figure.highlight .gutter {
  width: 36px;
  vertical-align: top;
}

figure.highlight .gutter pre {
  color: rgba(255, 255, 255, 0.2);
  text-align: right;
  padding-right: 12px;
  user-select: none;
}

.post-content pre code {
  background: none;
  color: inherit;
  padding: 0;
}

.post-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: 0.5rem 1rem;
  margin: 1rem 0;
  background: rgba(108, 92, 231, 0.04);
  border-radius: 0 8px 8px 0;
  color: var(--color-text-2);
}

.post-content ul, .post-content ol {
  padding-left: 1.5rem;
  margin: 0.5rem 0;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

.post-content th, .post-content td {
  border: 1px solid var(--color-border);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.post-content th {
  background: rgba(108, 92, 231, 0.06);
  font-weight: 600;
}

.post-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  gap: 1rem;
}

.post-nav-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  background: var(--color-bg);
  border-radius: 10px;
  font-size: 0.85rem;
  color: var(--color-text-2);
  transition: all 0.3s;
  max-width: 45%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.post-nav-item:hover {
  color: var(--color-primary);
  background: rgba(108, 92, 231, 0.08);
}

/* Page body (about, friends etc.) */
.page-body {
  background: var(--color-card);
  border-radius: 20px;
  padding: 2.5rem 3rem;
  box-shadow: 0 4px 30px var(--color-shadow);
  border: 1px solid var(--color-border);
  transition: background 0.4s;
  color: var(--color-text-1);
  line-height: 1.9;
  font-size: 0.95rem;
}

.page-body h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin: 2rem 0 0.8rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-primary);
}

.page-body h3 { font-size: 1.15rem; font-weight: 700; margin: 1.5rem 0 0.75rem; }
.page-body p { margin: 0.8rem 0; color: var(--color-text-2); }
.page-body a { color: var(--color-primary); }
.page-body strong { color: var(--color-text-1); }

.page-body hr {
  border: none;
  border-top: 1px dashed var(--color-border);
  margin: 1.5rem 0;
}

.page-body ul {
  padding-left: 1.2rem;
  margin: 0.5rem 0;
}

.page-body ul li {
  padding: 0.3rem 0;
  color: var(--color-text-2);
}

.page-body ul li::marker {
  color: var(--color-primary);
}

/* Section title for homepage */
.section-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-1);
  margin: 2rem 0 1.5rem;
  padding-left: 1rem;
  border-left: 4px solid var(--color-primary);
}

/* ====== Responsive ====== */
@media (min-width: 769px) {
  .mobile-menu-btn { display: none !important; }
}

@media (max-width: 1100px) {
  .home-card { display: none; }
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: flex !important; }

  #nexmoe-header { z-index: 150; }

  .nexmoe-drawer {
    position: fixed;
    transform: translateX(-100%);
    z-index: 200;
  }

  .nexmoe-drawer.open { transform: translateX(0); }

  #home-head {
    width: 100%;
    margin-left: 0;
  }

  #nexmoe-content {
    margin-left: 0;
    margin-right: 0;
    padding: 1.5rem 1rem;
  }

  #footer { margin-left: 0; margin-right: 0; }

  #home-info .info h1 { font-size: 2rem; }
  #home-info .info h3 { font-size: 1rem; }

  .home-card { display: none; }

  #waifu { display: none !important; }
}