/* 亮色系 · 科技风 · 封面解析页面样式（增强版） */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Rajdhani:wght@300;400;500;600;700&family=Share+Tech+Mono&display=swap');

:root {
  --tech-blue: #4f46e5;
  --tech-indigo: #6366f1;
  --tech-purple: #7c3aed;
  --tech-pink: #ec4899;
  --tech-cyan: #06b6d4;
  --tech-sky: #0ea5e9;

  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.72);
  --bg-glass: rgba(255, 255, 255, 0.60);
  --bg-input: #f8fafc;

  --border-light: rgba(79, 70, 229, 0.12);
  --border-glow: rgba(99, 102, 241, 0.25);
  --border-subtle: rgba(148, 163, 184, 0.2);

  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-bright: #0f172a;

  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;

  --radius: 18px;
  --radius-sm: 12px;
  --shadow-card: 0 4px 20px rgba(0, 20, 80, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-card-hover: 0 12px 36px rgba(79, 70, 229, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);

  --blur: blur(16px) saturate(1.3);
  --transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease, border-color 0.3s ease, color 0.3s ease, background-color 0.3s ease;
  --transition-spring: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Rajdhani', 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  cursor: auto;
}

/* ========== 动态科技背景 ========== */
.page-bg {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(79, 70, 229, 0.10) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(236, 72, 153, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse 50% 60% at 50% 100%, rgba(124, 58, 237, 0.08) 0%, transparent 50%);
  z-index: -1;
  pointer-events: none;
  animation: gradientShift 18s ease infinite;
  background-size: 200% 200%;
}

/* 动态网格背景 */
.page-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  z-index: -1;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 80%);
  animation: gridDrift 40s linear infinite;
}

@keyframes gridDrift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 48px 48px, 48px 48px; }
}

.bg-glow-1 {
  position: fixed;
  top: 6rem;
  left: 10%;
  width: 18rem;
  height: 18rem;
  border-radius: 50%;
  background: rgba(79, 70, 229, 0.14);
  filter: blur(80px);
  pointer-events: none;
  z-index: -1;
  animation: pulseGlow 6s ease-in-out infinite;
}

.bg-glow-2 {
  position: fixed;
  bottom: 5rem;
  right: 8%;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  background: rgba(236, 72, 153, 0.12);
  filter: blur(80px);
  pointer-events: none;
  z-index: -1;
  animation: pulseGlow 8s ease-in-out infinite;
  animation-delay: -2s;
}

.bg-glow-3 {
  position: fixed;
  top: 50%;
  left: 33%;
  width: 20rem;
  height: 20rem;
  border-radius: 50%;
  background: rgba(124, 58, 237, 0.10);
  filter: blur(80px);
  pointer-events: none;
  z-index: -1;
  animation: pulseGlow 7s ease-in-out infinite;
  animation-delay: -4s;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.08); }
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-20px) rotate(1deg); }
  66% { transform: translateY(10px) rotate(-1deg); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-8px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes spinReverse {
  to { transform: rotate(-360deg); }
}

/* 顶部导航条渐变光带扫过 */
@keyframes shimmerSweep {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(120%); }
}

/* 渐变文字流动 */
@keyframes gradientFlow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* 顶部导航 ========== */
.top-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  transition: background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  background: transparent;
  border-bottom: 1px solid transparent;
}

/* 滚动后的导航条效果
   不改变 padding/高度/border 宽度，只改变背景/边框色/阴影，
   彻底避免布局跳动导致下方内容位移或换行 */
.top-bar.scrolled {
  background: var(--bg-primary);
  border-bottom-color: var(--border-subtle);
  box-shadow: 0 2px 12px rgba(0, 20, 80, 0.05);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-bright);
  text-decoration: none;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* 头像球包装 ========== */
.logo-avatar-wrap {
  position: relative;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.logo-avatar-wrap:hover {
  /* 移除 scale 放大，避免滚动时鼠标划过产生"变大"错觉，改用光环加亮 */
  filter: brightness(1.1);
}

/* 外层光环 — 反向旋转 */
.logo-ring-outer {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: linear-gradient(var(--bg-primary), var(--bg-primary)) padding-box,
              conic-gradient(from 0deg, var(--tech-pink), var(--tech-cyan), var(--tech-purple), var(--tech-pink)) border-box;
  opacity: 0.6;
  animation: ringSpinReverse 4s linear infinite;
  pointer-events: none;
}

/* 内层光环 — 正向旋转 */
.logo-ring-inner {
  position: absolute;
  inset: 2px;
  border-radius: 50%;
  border: 1.5px solid transparent;
  background: linear-gradient(var(--bg-primary), var(--bg-primary)) padding-box,
              conic-gradient(from 180deg, var(--tech-cyan), var(--tech-purple), var(--tech-pink), var(--tech-cyan)) border-box;
  opacity: 0.5;
  animation: ringSpinForward 3s linear infinite;
  pointer-events: none;
}

/* 头像 */
.logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
  transition: var(--transition);
}

.logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.logo-avatar-wrap:hover .logo-icon {
  box-shadow: 0 0 16px rgba(236, 72, 153, 0.4), 0 0 32px rgba(6, 182, 212, 0.2);
}

.logo-avatar-wrap:hover .logo-icon img {
  /* 移除 scale 放大，避免视觉跳动 */
}

.logo-avatar-wrap:hover .logo-ring-outer {
  opacity: 0.9;
  animation-duration: 2s;
}

.logo-avatar-wrap:hover .logo-ring-inner {
  opacity: 0.8;
  animation-duration: 1.5s;
}

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

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

.top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.top-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  font-family: inherit;
  font-size: 13px;
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  position: relative;
  overflow: hidden;
}

.top-btn svg {
  width: 18px;
  height: 18px;
  /* 移除 hover 时的 scale 放大，避免滚动划过产生"变大"错觉 */
}

.top-btn:hover svg {
  /* 不再放大，仅靠按钮本身的边框/颜色变化反馈 */
}

.top-btn:hover {
  border-color: var(--tech-pink);
  color: var(--tech-pink);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(236, 72, 153, 0.18);
}

/* 赞赏按钮心跳 */
.reward-btn svg {
  animation: heartbeat 2.2s ease-in-out infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  10% { transform: scale(1.2); }
  20% { transform: scale(1); }
  30% { transform: scale(1.15); }
  40% { transform: scale(1); }
}

/* 主内容区 ========== */
.main-wrap {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

/* Hero区域 ========== */
.hero {
  text-align: center;
  padding: 40px 0 30px;
}

.hero h1 {
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 38px;
  font-weight: 900;
  color: var(--text-bright);
  margin-bottom: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  opacity: 0;
  animation: heroTitleIn 0.9s cubic-bezier(0.34, 1.56, 0.64, 1) 0.1s forwards;
}

@keyframes heroTitleIn {
  from { opacity: 0; transform: translateY(24px) scale(0.96); filter: blur(6px); }
  to { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}

.hero h1 .highlight {
  background: linear-gradient(120deg, var(--tech-pink), var(--tech-cyan), var(--tech-purple), var(--tech-pink));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientFlow 6s ease infinite;
}

.hero .desc {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.8;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 500;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.3s forwards;
}

.hero .tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.5s forwards;
}

.hero .tag {
  font-size: 13px;
  padding: 5px 14px;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: var(--transition);
  font-family: 'Share Tech Mono', monospace;
  letter-spacing: 1px;
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  cursor: default;
}

.hero .tag:hover {
  border-color: var(--tech-cyan);
  color: var(--tech-cyan);
  /* 移除 scale 放大，保留轻微上移即可 */
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(6, 182, 212, 0.14);
}

/* 输入卡片 ========== */
.input-card {
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  padding: 28px;
  margin-bottom: 24px;
  transition: var(--transition);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  position: relative;
  overflow: hidden;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.7s forwards;
}

.input-card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: var(--border-glow);
}

/* 流光边框扫过 */
.input-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(79, 70, 229, 0.06), transparent);
  transition: left 0.7s ease;
  pointer-events: none;
}

.input-card:hover::before {
  left: 100%;
}

/* 顶部渐变高亮线 */
.input-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--tech-pink), var(--tech-cyan), transparent);
  opacity: 0.6;
}

.input-card .label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: 'Share Tech Mono', monospace;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.input-card .label::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 16px;
  background: linear-gradient(180deg, var(--tech-pink), var(--tech-cyan));
  border-radius: 2px;
  box-shadow: 0 0 8px rgba(236, 72, 153, 0.4);
}

/* 模式标签 ========== */
.mode-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.mode-tab {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  background: var(--bg-card);
  border: 2px solid transparent;
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-secondary);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  position: relative;
  overflow: hidden;
}

.mode-tab.active {
  background: linear-gradient(135deg, var(--tech-blue), var(--tech-indigo));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
}

.mode-tab.active::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.25) 50%, transparent 70%);
  background-size: 200% 100%;
  animation: shimmerSweep 3s ease-in-out infinite;
}

.mode-tab:hover:not(.active) {
  background: #fff;
  border-color: var(--border-glow);
  color: var(--tech-blue);
  transform: translateY(-1px);
}

/* 输入区域 ========== */
.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.input-field-box {
  flex: 1;
  min-width: 0;
  position: relative;
  display: flex;
  align-items: center;
}

#url-input {
  width: 100%;
  padding: 14px 44px 14px 18px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-input);
  font-size: 15px;
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
  font-family: 'Rajdhani', sans-serif;
  font-weight: 500;
}

#url-input::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

#url-input:focus {
  border-color: var(--tech-cyan);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1), 0 0 24px rgba(99, 102, 241, 0.12);
  background: #fff;
  transform: translateY(-1px);
}

.input-clear {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: none;
  background: rgba(160, 150, 140, 0.15);
  color: var(--text-muted);
  font-size: 14px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  line-height: 1;
  font-family: inherit;
}

.input-clear:hover {
  background: rgba(236, 72, 153, 0.2);
  color: var(--tech-pink);
  transform: translateY(-50%) rotate(90deg);
}

.input-clear.show {
  display: flex;
  animation: fadeIn 0.2s ease;
}

/* 按钮 ========== */
.btn-primary {
  padding: 11px 24px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, var(--tech-blue), var(--tech-indigo));
  background-size: 200% 200%;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease, background-position 0.5s ease;
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.25);
  position: relative;
  overflow: hidden;
  will-change: transform;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(79, 70, 229, 0.4);
  background-position: 100% 50%;
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.98);
}

.btn-paste {
  padding: 11px 18px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  will-change: transform;
}

.btn-paste:hover {
  border-color: var(--tech-cyan);
  color: var(--tech-cyan);
  box-shadow: 0 0 18px rgba(6, 182, 212, 0.14);
  transform: translateY(-2px);
}

.btn-paste svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  /* 移除 hover scale 放大，避免滚动时视觉跳动 */
}

.btn-paste:hover svg {
  /* 不再放大 */
}

/* 输入提示 ========== */
.input-hint {
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-muted);
  display: none;
  font-family: 'Share Tech Mono', monospace;
}

.input-hint.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.input-hint code {
  background: rgba(79, 70, 229, 0.1);
  color: var(--tech-blue);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
}

/* 加载中 ========== */
.loading-wrap {
  display: none;
  text-align: center;
  padding: 50px 20px;
}

.loading-wrap.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

/* 多环加载器 */
.spinner {
  position: relative;
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
}

.spinner::before,
.spinner::after,
.spinner .spinner-core {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 3px solid transparent;
}

.spinner::before {
  border-top-color: var(--tech-blue);
  border-right-color: var(--tech-indigo);
  animation: spin 1s linear infinite;
}

.spinner::after {
  inset: 8px;
  border-top-color: var(--tech-pink);
  border-left-color: var(--tech-purple);
  animation: spinReverse 1.4s linear infinite;
}

.spinner .spinner-core {
  inset: 18px;
  background: radial-gradient(circle, var(--tech-cyan), transparent 70%);
  animation: pulseGlow 1.2s ease-in-out infinite;
  border: none;
}

.loading-wrap p {
  color: var(--text-secondary);
  font-size: 14px;
  font-family: 'Share Tech Mono', monospace;
}

.loading-wrap p .dots::after {
  content: '';
  animation: dotsAnim 1.5s steps(4, end) infinite;
}

@keyframes dotsAnim {
  0% { content: ''; }
  25% { content: '.'; }
  50% { content: '..'; }
  75%, 100% { content: '...'; }
}

/* 结果区域 ========== */
.result-wrap {
  display: none;
}

.result-wrap.active {
  display: block;
  animation: fadeUp 0.5s ease;
}

.section-title {
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.section-title .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tech-pink);
  box-shadow: 0 0 8px rgba(236, 72, 153, 0.6);
  animation: dotPulse 1.8s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 8px rgba(236, 72, 153, 0.6); }
  50% { transform: scale(1.4); box-shadow: 0 0 16px rgba(236, 72, 153, 0.9); }
}

/* 信息网格 ========== */
.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.info-card {
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  padding: 20px;
  transition: var(--transition);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  position: relative;
  overflow: hidden;
}

/* 卡片进入揭示动画 */
.info-card,
.cover-item,
.collection-item,
.video-card,
.collection-grid-card {
  opacity: 0;
  transform: translateY(24px);
}

.info-card.revealed,
.cover-item.revealed,
.collection-item.revealed,
.video-card.revealed,
.collection-grid-card.revealed {
  animation: cardReveal 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes cardReveal {
  to { opacity: 1; transform: translateY(0); }
}

.info-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: var(--border-glow);
}

.info-card h4 {
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 15px;
  color: var(--text-bright);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.info-card h4 .icon {
  font-size: 18px;
  display: inline-block;
  animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.info-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 500;
}

.info-card p:last-child { margin-bottom: 0; }

.info-card p .val {
  color: var(--text-primary);
  font-weight: 600;
}

.info-card p .val.num {
  font-family: 'Share Tech Mono', monospace;
  color: var(--tech-pink);
}

/* 封面区域 ========== */
.cover-section {
  margin-top: 28px;
}

.cover-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.cover-item {
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: var(--transition);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.cover-item:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-6px);
  border-color: var(--border-glow);
}

.cover-item .img-wrap {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  background: var(--bg-secondary);
}

/* 图片骨架占位 */
.cover-item .img-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--bg-secondary) 25%, rgba(226, 232, 240, 0.6) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  z-index: 0;
}

@keyframes skeletonShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.cover-item .img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  cursor: zoom-in;
  z-index: 1;
  animation: imgFadeIn 0.6s ease;
}

@keyframes imgFadeIn {
  from { opacity: 0; transform: scale(1.06); }
  to { opacity: 1; transform: scale(1); }
}

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

.cover-item .img-wrap .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
  pointer-events: none;
  z-index: 2;
}

.cover-item:hover .img-wrap .overlay {
  background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(0,0,0,0.35));
}

.cover-item .img-wrap .overlay span {
  color: #fff;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
  font-family: 'Share Tech Mono', monospace;
}

.cover-item:hover .img-wrap .overlay span {
  opacity: 1;
  transform: translateY(0);
}

.cover-item .cover-info {
  padding: 14px 16px;
}

.cover-item .cover-info .name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: 'Rajdhani', sans-serif;
}

.cover-item .cover-actions {
  display: flex;
  gap: 8px;
}

.cover-item .cover-actions a,
.cover-item .cover-actions button {
  flex: 1;
  text-align: center;
  padding: 8px 0;
  border-radius: var(--radius-sm);
  font-size: 12px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: none;
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.cover-item .cover-actions .btn-view {
  background: rgba(79, 70, 229, 0.08);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.cover-item .cover-actions .btn-view:hover {
  background: rgba(79, 70, 229, 0.15);
  color: var(--tech-blue);
  border-color: var(--border-glow);
  transform: translateY(-1px);
}

.cover-item .cover-actions .btn-dl {
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
  box-shadow: 0 3px 10px rgba(236, 72, 153, 0.2);
}

.cover-item .cover-actions .btn-dl:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(236, 72, 153, 0.4);
}

/* 弹窗遮罩 ========== */
.mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.mask.show {
  display: flex;
  opacity: 1;
}

.modal-box {
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.15);
  width: 100%;
  max-width: 720px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 28px;
  transform: scale(0.9) translateY(24px);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  /* 隐藏滚动条滑块，保留滚动功能 */
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.modal-box::-webkit-scrollbar {
  width: 0;
  display: none;
}

.mask.show .modal-box {
  transform: scale(1) translateY(0);
}

.img-modal .modal-box {
  max-width: 900px;
  text-align: center;
  padding: 24px;
}

.img-modal .modal-box img {
  max-width: 100%;
  max-height: 65vh;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  animation: imgFadeIn 0.4s ease;
}

.modal-close-btn {
  margin-top: 20px;
  padding: 10px 28px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
}

.modal-close-btn:hover {
  border-color: var(--tech-pink);
  color: var(--tech-pink);
  transform: translateY(-1px);
}

.img-modal .modal-actions {
  margin-top: 16px;
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
}

.img-modal .modal-actions .btn-dl-small {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  box-shadow: 0 3px 10px rgba(236, 72, 153, 0.2);
}

.img-modal .modal-actions .btn-dl-small:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(236, 72, 153, 0.35);
}

.img-modal .modal-actions .btn-close-small {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
}

.img-modal .modal-actions .btn-close-small:hover {
  border-color: var(--tech-pink);
  color: var(--tech-pink);
  transform: translateY(-1px);
}

/* 下载进度弹窗 ========== */
.download-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 150;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.download-mask.show {
  display: flex;
}

.download-modal-box {
  max-width: 400px;
  text-align: center;
  transform: scale(0.92) translateY(20px);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.download-mask.show .download-modal-box {
  transform: scale(1) translateY(0);
}

.download-modal-box h3 {
  margin-bottom: 20px;
  color: var(--text-bright);
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 18px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.progress-bar-wrap {
  width: 100%;
  height: 10px;
  background: rgba(0,0,0,0.08);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 10px;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--tech-pink), var(--tech-purple), var(--tech-cyan));
  background-size: 200% 100%;
  border-radius: 5px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0%;
  position: relative;
  animation: progressGradient 2s linear infinite;
}

@keyframes progressGradient {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

/* 进度条流光 */
.progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
  background-size: 50% 100%;
  background-repeat: no-repeat;
  animation: progressShimmer 1.5s ease-in-out infinite;
}

@keyframes progressShimmer {
  0% { background-position: -50% 0; }
  100% { background-position: 150% 0; }
}

.progress-text {
  font-size: 14px;
  color: var(--text-secondary);
  font-family: 'Share Tech Mono', monospace;
}

/* 页脚 ========== */
footer {
  text-align: center;
  padding: 40px 20px 30px;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 2;
  font-family: 'Share Tech Mono', monospace;
  opacity: 0;
  animation: fadeIn 0.8s ease 1s forwards;
}

footer a {
  color: var(--tech-pink);
  text-decoration: none;
  border-bottom: 1px dashed transparent;
  transition: all 0.2s;
}

footer a:hover {
  border-bottom-color: var(--tech-pink);
  text-shadow: 0 0 8px rgba(236, 72, 153, 0.4);
}

footer .divider {
  margin: 0 8px;
  color: var(--border-subtle);
}

/* 滚动条 ========== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--tech-cyan), var(--tech-blue));
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--tech-blue), var(--tech-purple));
}

/* 合集区域 ========== */
.collection-wrap {
  display: none;
}

.collection-wrap.active {
  display: block;
  animation: fadeUp 0.5s ease;
}

.collection-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.collection-header .batch-actions {
  display: flex;
  gap: 10px;
}

.collection-header .batch-actions button {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.collection-header .batch-actions .btn-batch-dl {
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
  box-shadow: 0 3px 10px rgba(236, 72, 153, 0.2);
}

.collection-header .batch-actions .btn-batch-dl:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(236, 72, 153, 0.35);
}

.collection-header .batch-actions .btn-batch-copy {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1.5px solid var(--border-subtle);
}

.collection-header .batch-actions .btn-batch-copy:hover {
  border-color: var(--tech-cyan);
  color: var(--tech-cyan);
  transform: translateY(-1px);
}

.btn-back-list {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

.btn-back-list:hover {
  border-color: var(--tech-pink);
  color: var(--tech-pink);
  transform: translateX(-3px);
}

.btn-back-list svg {
  transition: transform 0.3s ease;
}

.btn-back-list:hover svg {
  transform: translateX(-3px);
}

.collection-header h3 {
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 18px;
  color: var(--text-bright);
  letter-spacing: 2px;
}

.collection-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.collection-item {
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: var(--transition);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

.collection-item:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: var(--border-glow);
}

.collection-item .img-wrap {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  background: var(--bg-secondary);
}

.collection-item .img-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--bg-secondary) 25%, rgba(226, 232, 240, 0.6) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  z-index: 0;
}

.collection-item .img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  cursor: zoom-in;
  z-index: 1;
  animation: imgFadeIn 0.6s ease;
}

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

.collection-item .item-info {
  padding: 12px 14px;
}

.collection-item .item-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: 'Rajdhani', sans-serif;
}

.collection-item .item-actions {
  display: flex;
  gap: 6px;
}

.collection-item .item-actions a,
.collection-item .item-actions button {
  flex: 1;
  text-align: center;
  padding: 6px 0;
  border-radius: var(--radius-sm);
  font-size: 11px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: none;
  font-weight: 600;
}

.collection-item .item-actions .btn-view {
  background: rgba(79, 70, 229, 0.08);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.collection-item .item-actions .btn-view:hover {
  background: rgba(79, 70, 229, 0.15);
  color: var(--tech-blue);
}

.collection-item .item-actions .btn-dl {
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
}

.collection-item .item-actions .btn-dl:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
}

/* 合集详情头部 ========== */
.collection-detail-header {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 24px;
  flex-wrap: wrap;
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  padding: 24px;
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  opacity: 0;
  animation: cardReveal 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.1s forwards;
}

.collection-detail-cover {
  width: 200px;
  border-radius: var(--radius);
  box-shadow: 4px 4px 12px rgba(0,0,0,0.08);
  cursor: zoom-in;
  transition: var(--transition);
}

.collection-detail-cover:hover {
  transform: rotate(-1deg);
  box-shadow: 6px 6px 24px rgba(79, 70, 229, 0.2);
}

.collection-detail-info {
  flex: 1;
  min-width: 200px;
}

.collection-detail-info h2 {
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--text-bright);
  letter-spacing: 1px;
}

.collection-detail-info p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  font-family: 'Rajdhani', sans-serif;
}

.collection-stats {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.stat-item {
  background: rgba(79, 70, 229, 0.08);
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--tech-blue);
  font-weight: 600;
  font-family: 'Share Tech Mono', monospace;
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.15);
}

/* 批量操作栏 ========== */
.batch-actions-bar {
  display: flex;
  gap: 12px;
  margin: 20px 0;
  flex-wrap: wrap;
}

.batch-actions-bar .btn-batch-zip {
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(236, 72, 153, 0.25);
}

.batch-actions-bar .btn-batch-zip:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(236, 72, 153, 0.4);
}

.batch-actions-bar .btn-batch-copy-all {
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

.batch-actions-bar .btn-batch-copy-all:hover {
  border-color: var(--tech-cyan);
  color: var(--tech-cyan);
  transform: translateY(-2px);
}

/* 视频列表卡片 ========== */
.video-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.video-card {
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: var(--transition);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

.video-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-5px);
  border-color: var(--border-glow);
}

.video-card .img-wrap {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  background: var(--bg-secondary);
}

.video-card .img-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--bg-secondary) 25%, rgba(226, 232, 240, 0.6) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s ease-in-out infinite;
  z-index: 0;
}

.video-card .img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  cursor: zoom-in;
  z-index: 1;
  animation: imgFadeIn 0.6s ease;
}

.video-card:hover .img-wrap img {
  transform: scale(1.03);
}

.video-card .v-info {
  padding: 12px 14px;
}

.video-card .v-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 36px;
  font-family: 'Rajdhani', sans-serif;
}

.video-card .v-meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-family: 'Share Tech Mono', monospace;
}

.video-card .v-btns {
  display: flex;
  gap: 6px;
}

.video-card .v-btns a,
.video-card .v-btns button {
  flex: 1;
  text-align: center;
  padding: 6px 0;
  border-radius: var(--radius-sm);
  font-size: 11px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: none;
  font-weight: 600;
}

.video-card .v-btns .btn-view {
  background: rgba(79, 70, 229, 0.08);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.video-card .v-btns .btn-view:hover {
  background: rgba(79, 70, 229, 0.15);
  color: var(--tech-blue);
}

.video-card .v-btns .btn-dl {
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
}

.video-card .v-btns .btn-dl:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
}

/* 合集网格 ========== */
.collection-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.collection-grid-card {
  background: var(--bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

.collection-grid-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: var(--border-glow);
}

.collection-grid-card .img-wrap {
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  background: var(--bg-secondary);
}

.collection-grid-card .img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.collection-grid-card:hover .img-wrap img {
  transform: scale(1.03);
}

.collection-grid-card .placeholder-cover {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
  color: var(--text-muted);
  font-size: 14px;
  font-family: 'Share Tech Mono', monospace;
}

.collection-grid-card .c-info {
  padding: 14px;
}

.collection-grid-card .c-name {
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 40px;
  font-weight: 600;
  font-family: 'Rajdhani', sans-serif;
}

.collection-grid-card .c-meta {
  font-size: 12px;
  color: var(--text-muted);
  font-family: 'Share Tech Mono', monospace;
}

/* 赞赏弹窗 ========== */
.reward-modal .modal-box {
  max-width: 420px;
  text-align: center;
}

.reward-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  justify-content: center;
}

.reward-tabs .tab-btn {
  padding: 8px 24px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 600;
}

.reward-tabs .tab-btn.active {
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 3px 10px rgba(236, 72, 153, 0.2);
}

.reward-tabs .tab-btn:hover:not(.active) {
  border-color: var(--tech-pink);
  color: var(--tech-pink);
  transform: translateY(-1px);
}

.reward-qr {
  width: 220px;
  height: 220px;
  margin: 0 auto 16px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  position: relative;
}

.reward-qr img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  animation: imgFadeIn 0.4s ease;
}

.reward-qr .qr-placeholder {
  color: var(--text-muted);
  font-size: 13px;
  padding: 20px;
  font-family: 'Share Tech Mono', monospace;
}

.reward-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-family: 'Rajdhani', sans-serif;
}

.reward-tips {
  font-size: 12px;
  color: var(--text-muted);
  font-family: 'Share Tech Mono', monospace;
}

/* 关于弹窗 ========== */
.about-modal .modal-box {
  max-width: 520px;
}

.about-content {
  text-align: left;
  line-height: 1.9;
}

.about-content h3 {
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 18px;
  color: var(--text-bright);
  margin-bottom: 16px;
  text-align: center;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.about-content p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  font-family: 'Rajdhani', sans-serif;
}

.about-content .feature-list {
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin: 16px 0;
  border: 1px solid var(--border-subtle);
}

.about-content .feature-list li {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  list-style: none;
  padding-left: 20px;
  position: relative;
  font-family: 'Rajdhani', sans-serif;
}

.about-content .feature-list li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--tech-pink);
  font-size: 12px;
  animation: floatIcon 2.5s ease-in-out infinite;
}

.about-content .feature-list li:last-child {
  margin-bottom: 0;
}

.btn-join {
  display: inline-block;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 3px 10px rgba(236, 72, 153, 0.25);
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1px;
}

.btn-join:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(236, 72, 153, 0.4);
}

/* 公告弹窗 ========== */
.notice-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.notice-mask.show {
  opacity: 1;
  visibility: visible;
}

.notice-modal {
  background: linear-gradient(145deg, var(--bg-glass), var(--bg-card));
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  box-shadow:
    8px 8px 20px rgba(15, 23, 42, 0.12),
    -8px -8px 20px rgba(255, 255, 255, 0.8),
    inset 1px 1px 2px rgba(255, 255, 255, 0.5);
  width: 100%;
  max-width: 420px;
  padding: 28px;
  transform: translateY(30px) scale(0.95);
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

.notice-mask.show .notice-modal {
  transform: translateY(0) scale(1);
}

.notice-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.notice-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 3px 3px 8px rgba(236, 72, 153, 0.3), -2px -2px 6px rgba(255, 255, 255, 0.5);
  animation: floatIcon 3s ease-in-out infinite;
}

.notice-title {
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-bright);
  flex: 1;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.notice-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(160, 150, 140, 0.12);
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  font-family: inherit;
  line-height: 1;
}

.notice-close:hover {
  background: rgba(236, 72, 153, 0.15);
  color: var(--tech-pink);
  transform: rotate(90deg);
}

.notice-body {
  margin-bottom: 24px;
}

.notice-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: 6px;
  font-family: 'Rajdhani', sans-serif;
  opacity: 0;
  transform: translateX(-10px);
  animation: noticeLineIn 0.5s ease forwards;
}

.notice-body p:nth-child(1) { animation-delay: 0.2s; }
.notice-body p:nth-child(2) { animation-delay: 0.3s; }
.notice-body p:nth-child(3) { animation-delay: 0.4s; }
.notice-body p:nth-child(4) { animation-delay: 0.5s; }
.notice-body p:nth-child(5) { animation-delay: 0.6s; }
.notice-body p:nth-child(6) { animation-delay: 0.7s; }
.notice-body p:nth-child(7) { animation-delay: 0.8s; }

@keyframes noticeLineIn {
  to { opacity: 1; transform: translateX(0); }
}

.notice-mask.show .notice-body p {
  animation-play-state: running;
}

.notice-body p:last-child {
  margin-bottom: 0;
}

.notice-body p strong {
  color: var(--tech-pink);
}

.notice-footer {
  text-align: center;
}

.notice-btn {
  padding: 12px 40px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, var(--tech-pink), var(--tech-purple));
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  box-shadow: 0 4px 14px rgba(236, 72, 153, 0.25), inset 1px 1px 2px rgba(255, 255, 255, 0.3);
  position: relative;
  overflow: hidden;
}

.notice-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.5s ease;
}

.notice-btn:hover::before {
  left: 100%;
}

.notice-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(236, 72, 153, 0.4), inset 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.notice-btn:active {
  transform: translateY(-1px) scale(0.98);
}

/* Toast提示 ========== */
.toast-msg {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(-30px) scale(0.9);
  background: rgba(15, 23, 42, 0.92);
  color: #fff;
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 14px;
  z-index: 200;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  white-space: nowrap;
  font-family: 'Share Tech Mono', monospace;
  border: 1px solid var(--border-glow);
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.2);
  display: flex;
  align-items: center;
  gap: 8px;
}

.toast-msg.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
}

/* 按钮点击涟漪 */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: scale(0);
  animation: rippleAnim 0.6s ease-out;
  pointer-events: none;
}

@keyframes rippleAnim {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* 滚动揭示基础类 */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 滚动到顶部按钮 */
.scroll-top-btn {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.5px solid var(--border-subtle);
  background: var(--bg-glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  color: var(--tech-blue);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.8);
  transition: var(--transition);
  z-index: 90;
  box-shadow: var(--shadow-card);
}

.scroll-top-btn.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.scroll-top-btn:hover {
  border-color: var(--tech-pink);
  color: var(--tech-pink);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(236, 72, 153, 0.2);
}

.scroll-top-btn svg {
  width: 20px;
  height: 20px;
}

/* 自定义光标（桌面端） */
.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tech-pink);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.15s ease, width 0.2s ease, height 0.2s ease;
  mix-blend-mode: difference;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--tech-pink);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.25s ease, width 0.3s ease, height 0.3s ease, border-color 0.3s ease, opacity 0.3s ease;
  opacity: 0.5;
}

.cursor-ring.hovering {
  width: 56px;
  height: 56px;
  border-color: var(--tech-cyan);
  opacity: 0.9;
}

@media (hover: none) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* 响应式 ========== */
@media (max-width: 768px) {
  .hero h1 { font-size: 28px; letter-spacing: 1px; }
  .hero .desc { font-size: 14px; }
  .input-wrap { flex-direction: column; }
  .input-field-box { width: 100%; }
  .btn-primary, .btn-paste { width: 100%; justify-content: center; }
  .info-grid { grid-template-columns: 1fr; }
  .cover-list { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cover-item .cover-actions { flex-direction: column; gap: 6px; }
  .modal-box { padding: 20px; }
  .top-bar { padding: 12px 16px; }
  .main-wrap { padding: 0 16px 40px; }
  .collection-list { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .collection-detail-cover { width: 100%; max-width: 200px; margin: 0 auto; }
  .collection-detail-header { flex-direction: column; text-align: center; }
  .collection-detail-info { width: 100%; }
  .bg-glow-1, .bg-glow-2, .bg-glow-3 { display: none; }
  .cursor-dot, .cursor-ring { display: none; }
  .scroll-top-btn { right: 16px; bottom: 16px; }
}

@media (max-width: 480px) {
  .hero { padding: 24px 0 20px; }
  .hero h1 { font-size: 22px; }
  .input-card { padding: 20px; }
  .cover-list { grid-template-columns: 1fr; }
  .info-card { padding: 16px; }
  .video-list { grid-template-columns: 1fr; }
  .collection-grid { grid-template-columns: 1fr; }
  .collection-list { grid-template-columns: 1fr; }
  .notice-modal { padding: 20px; max-width: 92vw; }
  .notice-body p { font-size: 13px; }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========== 主题切换平滑过渡 ========== */
body,
.top-bar,
.input-card,
.info-card,
.cover-item,
.collection-item,
.video-card,
.collection-grid-card,
.modal-box,
.notice-modal,
.reward-qr,
.feature-list,
.stat-item,
.btn-view,
#url-input,
.input-clear,
.btn-paste,
.btn-back-list,
.btn-batch-copy-all,
.btn-batch-copy,
.btn-close-small,
.modal-close-btn,
.tab-btn,
.scroll-top-btn,
.top-btn,
.progress-bar-wrap {
  transition: background-color 0.45s ease, color 0.45s ease, border-color 0.45s ease, box-shadow 0.45s ease;
}

/* ========== 主题切换按钮 ========== */
.theme-toggle .theme-icon-sun,
.theme-toggle .theme-icon-moon {
  width: 18px;
  height: 18px;
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* 点击时的旋转反馈由 JS 控制，不在 hover 上做，避免鼠标停留时图标卡在旋转状态 */
.theme-toggle:active .theme-icon-sun,
.theme-toggle:active .theme-icon-moon {
  transform: rotate(180deg);
}

.theme-toggle .theme-icon-sun { display: none; }
.theme-toggle .theme-icon-moon { display: block; }

/* ========== 暗色主题变量 ========== */
[data-theme="dark"] {
  --tech-blue: #6366f1;
  --tech-indigo: #818cf8;
  --tech-purple: #a78bfa;
  --tech-pink: #f472b6;
  --tech-cyan: #22d3ee;
  --tech-sky: #38bdf8;

  --bg-primary: #0b1020;
  --bg-secondary: #131a2e;
  --bg-card: rgba(30, 41, 59, 0.72);
  --bg-glass: rgba(30, 41, 59, 0.55);
  --bg-input: #131a2e;

  --border-light: rgba(129, 140, 248, 0.22);
  --border-glow: rgba(129, 140, 248, 0.4);
  --border-subtle: rgba(148, 163, 184, 0.16);

  --text-primary: #e2e8f0;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --text-bright: #f8fafc;

  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 12px 36px rgba(129, 140, 248, 0.25), 0 2px 8px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 24px rgba(129, 140, 248, 0.2);

  --blur: blur(24px) saturate(1.4);
}

/* ========== 暗色主题覆盖 ========== */
[data-theme="dark"] body {
  background: #0b1020;
}

[data-theme="dark"] .page-bg {
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(99, 102, 241, 0.22) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(236, 72, 153, 0.16) 0%, transparent 50%),
    radial-gradient(ellipse 50% 60% at 50% 100%, rgba(167, 139, 250, 0.18) 0%, transparent 50%);
}

[data-theme="dark"] .page-grid {
  background-image:
    linear-gradient(rgba(129, 140, 248, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129, 140, 248, 0.07) 1px, transparent 1px);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 80%);
}

[data-theme="dark"] .bg-glow-1 { background: rgba(99, 102, 241, 0.22); }
[data-theme="dark"] .bg-glow-2 { background: rgba(236, 72, 153, 0.18); }
[data-theme="dark"] .bg-glow-3 { background: rgba(167, 139, 250, 0.16); }

/* 输入框聚焦背景 */
[data-theme="dark"] #url-input:focus {
  background: #1e293b;
}

/* 遮罩层加深 */
[data-theme="dark"] .mask,
[data-theme="dark"] .download-mask {
  background: rgba(0, 0, 0, 0.65);
}

[data-theme="dark"] .notice-mask {
  background: rgba(0, 0, 0, 0.7);
}

/* 公告弹窗调整阴影 */
[data-theme="dark"] .notice-modal {
  background: linear-gradient(145deg, rgba(30, 41, 59, 0.85), rgba(19, 26, 46, 0.9));
  box-shadow:
    8px 8px 20px rgba(0, 0, 0, 0.5),
    -2px -2px 12px rgba(99, 102, 241, 0.08),
    inset 1px 1px 2px rgba(129, 140, 248, 0.08);
}

/* Toast 提示 */
[data-theme="dark"] .toast-msg {
  background: rgba(15, 23, 42, 0.96);
  border-color: var(--border-glow);
  box-shadow: 0 8px 32px rgba(129, 140, 248, 0.25);
}

/* 进度条背景 */
[data-theme="dark"] .progress-bar-wrap {
  background: rgba(0, 0, 0, 0.3);
}

/* 骨架屏 */
[data-theme="dark"] .cover-item .img-wrap::before,
[data-theme="dark"] .collection-item .img-wrap::before,
[data-theme="dark"] .video-card .img-wrap::before {
  background: linear-gradient(90deg, #1e293b 25%, rgba(99, 102, 241, 0.12) 50%, #1e293b 75%);
  background-size: 200% 100%;
}

/* 次级按钮提亮 */
[data-theme="dark"] .btn-view,
[data-theme="dark"] .cover-item .cover-actions .btn-view,
[data-theme="dark"] .collection-item .item-actions .btn-view,
[data-theme="dark"] .video-card .v-btns .btn-view {
  background: rgba(129, 140, 248, 0.18);
  border-color: var(--border-light);
  color: var(--text-primary);
}

[data-theme="dark"] .btn-view:hover,
[data-theme="dark"] .cover-item .cover-actions .btn-view:hover {
  background: rgba(129, 140, 248, 0.28);
  color: var(--tech-cyan);
}

/* 统计标签 */
[data-theme="dark"] .stat-item {
  background: rgba(129, 140, 248, 0.16);
  border-color: var(--border-light);
  color: var(--tech-cyan);
}

/* 特性列表 */
[data-theme="dark"] .about-content .feature-list {
  background: rgba(15, 23, 42, 0.5);
}

/* 占位封面 */
[data-theme="dark"] .collection-grid-card .placeholder-cover {
  background: linear-gradient(135deg, #1e293b, #0b1020);
}

/* 赞赏二维码容器 */
[data-theme="dark"] .reward-qr {
  background: #1e293b;
}

/* 清空按钮 */
[data-theme="dark"] .input-clear {
  background: rgba(129, 140, 248, 0.18);
  color: var(--text-secondary);
}

/* 滚动条暗色 */
[data-theme="dark"] ::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
}

/* 自定义光标在暗色下用亮色 */
[data-theme="dark"] .cursor-dot {
  background: var(--tech-cyan);
}

[data-theme="dark"] .cursor-ring {
  border-color: var(--tech-cyan);
}

/* 图标切换：暗色显示太阳、亮色显示月亮 */
[data-theme="dark"] .theme-toggle .theme-icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .theme-icon-moon { display: none; }

/* Logo 头像环在暗色下底色跟随 */
[data-theme="dark"] .logo-ring-outer,
[data-theme="dark"] .logo-ring-inner {
  background: linear-gradient(var(--bg-primary), var(--bg-primary)) padding-box,
              conic-gradient(from 0deg, var(--tech-pink), var(--tech-cyan), var(--tech-purple), var(--tech-pink)) border-box;
}

/* ========== 滚动期间禁用所有 hover 的放大/位移效果 ==========
   根因：向上滚动时鼠标停在屏幕中上方，会划过顶部 logo（"封面解析"旁的头像）
   和右上角按钮，触发 scale(1.08~1.15) 的放大动画，给人"滑动时变大"的错觉。
   解决：滚动期间通过 data-scrolling 属性，统一禁用这些 hover transform。 */
[data-scrolling="1"] .logo-avatar-wrap:hover,
[data-scrolling="1"] .logo-avatar-wrap:hover .logo-icon img,
[data-scrolling="1"] .logo-icon img,
[data-scrolling="1"] .top-btn:hover,
[data-scrolling="1"] .top-btn:hover svg,
[data-scrolling="1"] .theme-toggle:hover,
[data-scrolling="1"] .theme-toggle:hover .theme-icon-sun,
[data-scrolling="1"] .theme-toggle:hover .theme-icon-moon,
[data-scrolling="1"] .reward-btn:hover svg,
[data-scrolling="1"] .hero .tag:hover,
[data-scrolling="1"] .btn-primary:hover,
[data-scrolling="1"] .btn-paste:hover,
[data-scrolling="1"] .btn-paste:hover svg,
[data-scrolling="1"] .mode-tab:hover:not(.active),
[data-scrolling="1"] .cover-item:hover,
[data-scrolling="1"] .cover-item:hover .img-wrap img,
[data-scrolling="1"] .cover-item .cover-actions .btn-dl:hover,
[data-scrolling="1"] .cover-item .cover-actions .btn-view:hover,
[data-scrolling="1"] .collection-item:hover,
[data-scrolling="1"] .collection-item:hover .img-wrap img,
[data-scrolling="1"] .collection-item .item-actions .btn-dl:hover,
[data-scrolling="1"] .video-card:hover,
[data-scrolling="1"] .video-card:hover .img-wrap img,
[data-scrolling="1"] .video-card .v-btns .btn-dl:hover,
[data-scrolling="1"] .collection-grid-card:hover,
[data-scrolling="1"] .collection-grid-card:hover .img-wrap img,
[data-scrolling="1"] .info-card:hover,
[data-scrolling="1"] .scroll-top-btn:hover,
[data-scrolling="1"] .collection-detail-cover:hover,
[data-scrolling="1"] .stat-item:hover,
[data-scrolling="1"] .notice-btn:hover,
[data-scrolling="1"] .btn-join:hover,
[data-scrolling="1"] .btn-batch-zip:hover,
[data-scrolling="1"] .btn-batch-copy-all:hover,
[data-scrolling="1"] .btn-back-list:hover,
[data-scrolling="1"] .input-card:hover,
[data-scrolling="1"] .modal-close-btn:hover,
[data-scrolling="1"] .btn-close-small:hover,
[data-scrolling="1"] .btn-dl-small:hover,
[data-scrolling="1"] .btn-view:hover,
[data-scrolling="1"] .tab-btn:hover:not(.active) {
  transform: none !important;
}

/* 滚动期间也禁用 JS 设置的内联 transform（磁吸/3D倾斜残留），确保彻底干净 */
[data-scrolling="1"] .btn-primary,
[data-scrolling="1"] .btn-paste,
[data-scrolling="1"] .top-btn,
[data-scrolling="1"] .mode-tab,
[data-scrolling="1"] .cover-item,
[data-scrolling="1"] .collection-item,
[data-scrolling="1"] .video-card,
[data-scrolling="1"] .collection-grid-card,
[data-scrolling="1"] .info-card {
  transform: none !important;
}