/* ============================================
   个人博客 — 扁平化清雅设计
   支持亮色/暗色模式 + 全设备响应式
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Noto+Serif+SC:wght@400;500;600;700&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* 亮色模式 */
  --bg-primary: #FAFAF8;
  --bg-secondary: #FFFFFF;
  --bg-hover: #F5F3F0;
  --bg-nav: rgba(250, 250, 248, 0.85);

  --text-primary: #2C2C2C;
  --text-secondary: #6B6B6B;
  --text-tertiary: #8A8A8A;
  --text-caption: #A0A0A0;

  --accent: #7BA592;
  --accent-hover: #6B9582;
  --accent-light: rgba(123, 165, 146, 0.1);

  --border: #E8E6E3;
  --border-light: #F0EEEB;

  --shadow-soft: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.06);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --font-serif: 'Noto Serif SC', 'Songti SC', 'STSong', serif;
  --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;

  --max-width: 1100px;
  --nav-height: 64px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- 暗色模式 ---------- */
[data-theme="dark"] {
  --bg-primary: #1A1A1D;
  --bg-secondary: #242428;
  --bg-hover: #2E2E33;
  --bg-nav: rgba(26, 26, 29, 0.9);

  --text-primary: #E8E6E3;
  --text-secondary: #A8A8A8;
  --text-tertiary: #787878;
  --text-caption: #5A5A5A;

  --accent: #8FC1AB;
  --accent-hover: #A3D1BC;
  --accent-light: rgba(143, 193, 171, 0.1);

  --border: #333338;
  --border-light: #2A2A2F;

  --shadow-soft: 0 1px 3px rgba(0,0,0,0.2);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.3);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.8;
  transition: background-color var(--transition), color var(--transition);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a:hover {
  color: var(--accent-hover);
}

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

ul, ol {
  list-style: none;
}

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

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-primary);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

.page-content {
  flex: 1;
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 60px;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: background-color var(--transition), border-color var(--transition);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  transition: color var(--transition);
}

.nav-logo:hover {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Theme Toggle */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition);
  font-size: 1.1rem;
}

.theme-toggle:hover {
  background: var(--bg-hover);
}

/* Mobile Menu Button */
.nav-menu-btn {
  display: none;
  width: 36px;
  height: 36px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: var(--radius-sm);
}

.nav-menu-btn span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-menu-btn.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav-menu-btn.active span:nth-child(2) {
  opacity: 0;
}
.nav-menu-btn.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ---------- Page Header ---------- */
.page-header {
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  margin-bottom: 8px;
}

.page-header p {
  color: var(--text-tertiary);
  font-size: 0.95rem;
}

/* ---------- Section Titles ---------- */
.section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.section-title h2 {
  font-size: 1.15rem;
  font-weight: 600;
  white-space: nowrap;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.section-title .more-link {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  white-space: nowrap;
  transition: color var(--transition);
}

.section-title .more-link:hover {
  color: var(--accent);
}

/* ---------- Typewriter Banner ---------- */
.typewriter-banner {
  margin-top: var(--nav-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 48px 24px; 
  text-align: center;
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition), border-color var(--transition);
}

.typewriter-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.typewriter-content-wrapper {
  display: block;
  height: 90px; /* Fixed height to fit ~2 lines prevents page jumping */
  overflow: hidden; 
}

.typewriter-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  line-height: 2;
  color: var(--text-primary);
  margin-bottom: 0;
  display: inline;
  letter-spacing: 0.02em;
}

.typewriter-cursor {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 1.3rem;
  color: var(--accent);
  animation: cursorBlink 1s steps(1) infinite;
  margin-left: 1px;
  vertical-align: baseline;
}

@keyframes cursorBlink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.typewriter-link {
  display: block;
  margin-top: 24px;
  font-size: 0.85rem;
  color: var(--text-caption);
  transition: color var(--transition), opacity var(--transition);
  opacity: 0;
}

.typewriter-link.show {
  opacity: 1;
}

.typewriter-link:hover {
  color: var(--accent);
}

/* When typewriter banner exists, adjust page-content top padding */
body[data-page="home"] .page-content {
  padding-top: 40px;
}  

/* ---------- Main Layout Two Columns ---------- */
.main-layout-container {
  max-width: 1560px !important;
  width: 95%;
  display: flex;
  gap: 64px;
  align-items: stretch; /* Stretch columns so left equals right text height */
}

.sidebar-media {
  flex: 0 0 33.3333%; /* STRICTLY 1/3 width as demanded */
  display: flex;
  align-items: center; /* Vertically center the image within the column's height */
  justify-content: center;
}

.main-articles {
  flex: 1; /* Automatically takes the remaining 2/3 */
  min-width: 0;
}

/* ---------- Sidebar Image ---------- */
.typewriter-media {
  width: 100%; /* Keep its width to fill the 1/3 column */
  position: relative;
  z-index: 10;
}

.typewriter-media img {
  width: 100%;
  aspect-ratio: 4/3; /* STRICTLY 4:3 ratio as requested */
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08); 
  transition: opacity 0.4s ease;
}

.danmaku-section {
  display: flex;
  flex-direction: column;
  margin-top: 4px;
}

.danmaku-container {
  height: 60px; 
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: transparent;
}

.danmaku-item {
  position: absolute;
  white-space: nowrap;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  color: var(--text-tertiary); 
  pointer-events: none;
  font-weight: 400;
  animation: scrollDanmaku 9s linear forwards;
}

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

.danmaku-input-box {
  display: flex;
  border-bottom: 1px solid var(--border); 
  padding-bottom: 4px;
}

.danmaku-input-box input {
  flex: 1;
  border: none;
  padding: 4px 8px;
  font-size: 0.85rem;
  background: transparent;
  outline: none;
  color: var(--text-primary);
}

.danmaku-input-box button {
  padding: 0 12px;
  background: transparent;
  color: var(--accent);
  font-weight: 500;
  font-size: 0.85rem;
  transition: color var(--transition);
}

.danmaku-input-box button:hover {
  color: var(--accent-hover);
}

/* Responsive adjustment for Sidebar */
@media (max-width: 900px) {
  .main-layout-container, .wide-container {
    flex-direction: column;
    gap: 32px;
  }
  .sidebar-media {
    flex: none;
    width: 100%;
    position: relative;
    top: 0;
  }
}

/* ---------- Hero Section (Home) ---------- */
.hero {
  text-align: center;
  padding: 80px 0 60px;
}

.hero-name {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.hero-tagline {
  font-size: 1rem;
  color: var(--text-tertiary);
  font-style: italic;
  font-family: var(--font-serif);
}

.hero-divider {
  width: 40px;
  height: 1px;
  background: var(--accent);
  margin: 32px auto 0;
}

/* ---------- Essay Cards ---------- */
.essay-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.essay-card {
  display: block;
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
  transition: background-color var(--transition);
  cursor: pointer;
  text-decoration: none;
}

.essay-card:first-child {
  padding-top: 0;
}

.essay-card:hover {
  background: var(--bg-hover);
  margin: 0 -16px;
  padding-left: 16px;
  padding-right: 16px;
  border-radius: var(--radius-sm);
}

.essay-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.essay-card-date {
  font-size: 0.8rem;
  color: var(--text-caption);
  font-variant-numeric: tabular-nums;
}

.essay-card-tag {
  font-size: 0.75rem;
  color: var(--accent);
  background: var(--accent-light);
  padding: 2px 10px;
  border-radius: 20px;
}

.essay-card-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
  transition: color var(--transition);
}

.essay-card:hover .essay-card-title {
  color: var(--accent);
}

.essay-card-excerpt {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Tags Filter ---------- */
.tags-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.tag-btn {
  font-size: 0.8rem;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition);
  background: transparent;
}

.tag-btn:hover,
.tag-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ---------- Essay Detail ---------- */
.essay-detail {
  max-width: 720px;
  margin: 0 auto;
}

.essay-detail-header {
  text-align: center;
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.essay-detail-header h1 {
  font-size: 1.8rem;
  margin-bottom: 16px;
  line-height: 1.5;
}

.essay-detail-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-tertiary);
  font-size: 0.85rem;
}

.essay-detail-body {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text-primary);
}

.essay-detail-body p {
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  text-indent: 2em;
}

.essay-detail-body blockquote {
  border-left: 2px solid var(--accent);
  padding-left: 20px;
  margin: 24px 0;
  color: var(--text-secondary);
  font-style: italic;
}

.essay-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.essay-nav a {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  transition: color var(--transition);
}

.essay-nav a:hover {
  color: var(--accent);
}

/* ---------- Gallery Grid ---------- */
.gallery-grid {
  columns: 3;
  column-gap: 16px;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  transition: transform var(--transition);
}

.gallery-item:hover {
  transform: translateY(-2px);
}

.gallery-item img {
  width: 100%;
  display: block;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 16px 16px;
  background: linear-gradient(transparent, rgba(0,0,0,0.5));
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-grid img:hover {
  opacity: 0.9;
}

.wide-container {
  max-width: 1560px !important;
  width: 95%;
  margin: 64px auto;
  position: relative;
}

.recent-gallery-section .section-title {
  position: relative;
  border-bottom: none;
  padding-bottom: 0;
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-overlay p {
  color: #fff;
  font-size: 0.85rem;
  margin: 0;
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 85vh;
  position: relative;
}

.lightbox-content img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.lightbox-caption {
  text-align: center;
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-top: 16px;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 1.8rem;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  z-index: 2001;
  transition: color var(--transition);
  background: none;
  border: none;
}

.lightbox-close:hover {
  color: #fff;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: rgba(255,255,255,0.5);
  cursor: pointer;
  padding: 20px;
  transition: color var(--transition);
  background: none;
  border: none;
  z-index: 2001;
}

.lightbox-nav:hover {
  color: #fff;
}

.lightbox-prev { left: 10px; }
.lightbox-next { right: 10px; }

/* ---------- About Page ---------- */
.about-content {
  max-width: 680px;
  margin: 0 auto;
}

.about-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 24px;
  border: 2px solid var(--border);
}

.about-bio {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 2;
  text-align: center;
  margin-bottom: 40px;
}

.about-section {
  margin-bottom: 40px;
}

.about-section h3 {
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.contact-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  text-align: center;
  margin-top: auto;
}

.footer p {
  font-size: 0.8rem;
  color: var(--text-caption);
  margin: 0;
}

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-secondary);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition);
  z-index: 900;
  cursor: pointer;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children > *.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Reading Progress Bar ---------- */
.reading-progress {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  height: 2px;
  background: var(--accent);
  z-index: 999;
  transition: width 0.1s linear;
}

/* ---------- Responsive: Tablet (768px) ---------- */
@media (max-width: 768px) {
  :root {
    --nav-height: 56px;
  }

  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }

  .hero { padding: 48px 0 40px; }
  .hero-name { font-size: 2rem; }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    transform: translateY(-100%);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-links a {
    font-size: 1.1rem;
  }

  .nav-menu-btn {
    display: flex;
  }

  .gallery-grid {
    columns: 2;
    column-gap: 10px;
  }

  .gallery-item {
    margin-bottom: 10px;
  }

  .page-content {
    padding-top: calc(var(--nav-height) + 24px);
    padding-bottom: 40px;
  }

  .page-header {
    margin-bottom: 32px;
  }

  .essay-nav {
    flex-direction: column;
    gap: 12px;
  }

  .lightbox-nav {
    padding: 10px;
  }

  .lightbox-prev { left: 4px; }
  .lightbox-next { right: 4px; }
}

/* ---------- Responsive: Phone (480px) ---------- */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  h1 { font-size: 1.4rem; }

  .hero-name { font-size: 1.6rem; }
  .hero-tagline { font-size: 0.9rem; }

  .gallery-grid {
    columns: 1;
  }

  .essay-card-title {
    font-size: 1.05rem;
  }

  .essay-detail-header h1 {
    font-size: 1.4rem;
  }

  .essay-detail-body {
    font-size: 1rem;
  }

  .contact-links {
    flex-direction: column;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 36px;
    height: 36px;
  }
}

/* ---------- Music Page ---------- */
.music-now-playing-section {
  margin-bottom: 0;
}

.music-player-card {
  display: flex;
  gap: 40px;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  box-shadow: var(--shadow-card);
  transition: background-color var(--transition), border-color var(--transition);
}

/* Cover area */
.music-player-cover-wrap {
  flex: 0 0 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.music-player-cover {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--bg-hover) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  position: relative;
  overflow: hidden;
  transition: background var(--transition);
}

/* Vinyl record */
.music-vinyl {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(circle at center,
    #2a2a2a 0%,
    #1a1a1a 18%,
    #3a3a3a 19%,
    #1a1a1a 28%,
    #2e2e2e 40%,
    #1a1a1a 55%,
    #2e2e2e 70%,
    #1a1a1a 85%,
    #333 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  animation: vinylSpin 4s linear infinite;
  animation-play-state: paused;
}

.music-vinyl.playing {
  animation-play-state: running;
}

@keyframes vinylSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.music-vinyl-inner {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.85;
  box-shadow: 0 0 0 6px rgba(123,165,146,0.2);
}

/* Player info */
.music-player-info {
  flex: 1;
  min-width: 0;
}

.music-player-meta {
  margin-bottom: 10px;
}

.music-now-label {
  font-size: 0.75rem;
  color: var(--accent);
  background: var(--accent-light);
  padding: 2px 10px;
  border-radius: 20px;
  letter-spacing: 0.04em;
}

.music-player-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.music-player-artist {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  margin-bottom: 10px;
}

.music-player-comment {
  font-family: var(--font-serif);
  font-size: 0.88rem;
  color: var(--text-caption);
  font-style: italic;
  margin-bottom: 20px;
  line-height: 1.7;
  min-height: 1.3em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Progress bar */
.music-progress-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.music-time {
  font-size: 0.75rem;
  color: var(--text-caption);
  font-variant-numeric: tabular-nums;
  min-width: 32px;
}

.music-progress-bar {
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  position: relative;
  cursor: pointer;
  transition: height var(--transition);
}

.music-progress-bar:hover {
  height: 6px;
}

.music-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 2px;
  pointer-events: none;
  transition: background var(--transition);
}

.music-progress-thumb {
  position: absolute;
  top: 50%;
  left: 0%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  transform: translate(-50%, -50%) scale(0);
  transition: transform var(--transition), background var(--transition);
  pointer-events: none;
}

.music-progress-bar:hover .music-progress-thumb {
  transform: translate(-50%, -50%) scale(1);
}

/* Controls */
.music-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.music-ctrl-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--transition);
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
}

.music-ctrl-btn svg {
  width: 18px;
  height: 18px;
}

.music-ctrl-btn:hover {
  color: var(--accent);
}

.music-ctrl-btn.active {
  color: var(--accent);
}

.music-ctrl-main svg {
  width: 22px;
  height: 22px;
}

.music-ctrl-play {
  width: 48px;
  height: 48px;
  background: var(--accent);
  color: #fff !important;
  box-shadow: 0 4px 14px rgba(123,165,146,0.4);
}

.music-ctrl-play:hover {
  background: var(--accent-hover);
  transform: scale(1.06);
}

.music-ctrl-play svg {
  width: 24px;
  height: 24px;
}

/* Volume */
.music-volume-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.music-vol-icon {
  width: 16px;
  height: 16px;
  color: var(--text-caption);
  flex-shrink: 0;
}

.music-volume-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 90px;
  height: 3px;
  border-radius: 2px;
  background: var(--border);
  outline: none;
  cursor: pointer;
}

.music-volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  transition: transform var(--transition);
}

.music-volume-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* Genre tabs */
.music-genre-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

/* Track list */
.music-track-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.music-track-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition);
  border-bottom: 1px solid var(--border-light);
}

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

.music-track-item:hover {
  background: var(--bg-hover);
}

.music-track-item.active {
  background: var(--accent-light);
}

.music-track-num {
  width: 28px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-caption);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.music-track-item.active .music-track-num {
  color: var(--accent);
}

/* mini bars animation for active track */
.music-bars {
  display: none;
  align-items: flex-end;
  gap: 2px;
  height: 14px;
}

.music-track-item.active.playing .music-bars {
  display: flex;
}

.music-track-item.active.playing .music-track-num-text {
  display: none;
}

.music-bars span {
  display: block;
  width: 3px;
  background: var(--accent);
  border-radius: 2px;
  animation: barPulse 0.8s ease-in-out infinite alternate;
}

.music-bars span:nth-child(1) { height: 6px; animation-delay: 0s; }
.music-bars span:nth-child(2) { height: 12px; animation-delay: 0.15s; }
.music-bars span:nth-child(3) { height: 8px; animation-delay: 0.3s; }
.music-bars span:nth-child(4) { height: 14px; animation-delay: 0.1s; }

@keyframes barPulse {
  from { transform: scaleY(0.4); }
  to { transform: scaleY(1); }
}

.music-track-cover {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--bg-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
  overflow: hidden;
}

.music-track-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.music-track-body {
  flex: 1;
  min-width: 0;
}

.music-track-title {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition);
}

.music-track-item.active .music-track-title,
.music-track-item:hover .music-track-title {
  color: var(--accent);
}

.music-track-sub {
  font-size: 0.8rem;
  color: var(--text-caption);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.music-track-genre {
  font-size: 0.72rem;
  color: var(--accent);
  background: var(--accent-light);
  padding: 2px 8px;
  border-radius: 20px;
  flex-shrink: 0;
}

.music-track-duration {
  font-size: 0.8rem;
  color: var(--text-caption);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
  min-width: 32px;
  text-align: right;
}

/* No audio tip */
.music-no-audio-tip {
  font-size: 0.78rem;
  color: var(--text-caption);
  margin-top: 16px;
  padding: 10px 14px;
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--border);
}

/* Responsive */
@media (max-width: 768px) {
  .music-player-card {
    flex-direction: column;
    padding: 28px 24px;
    gap: 28px;
    align-items: flex-start;
  }

  .music-player-cover-wrap {
    flex: none;
    width: 100%;
    justify-content: center;
  }

  .music-player-cover {
    width: 150px;
    height: 150px;
  }
}

@media (max-width: 480px) {
  .music-player-card {
    padding: 20px 16px;
  }

  .music-player-title {
    font-size: 1.25rem;
  }

  .music-volume-wrap {
    display: none;
  }
}

/* ---------- Print Styles ---------- */
@media print {
  .nav, .footer, .back-to-top, .theme-toggle {
    display: none;
  }

  .page-content {
    padding-top: 0;
  }

  body {
    background: #fff;
    color: #000;
  }
}