html,
body {
  padding: 0;
  margin: 0;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Oxygen, Ubuntu, Cantarell,
    "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
  min-height: 100vh;
}

:root {
  --accent: #0078d4;
  --accent-rgb: 0, 120, 212;
  --accent-2: #106ebe;
  --accent-3: #005a9e;
  --accent-secondary-rgb: 106, 90, 205;

  --page-gradient: linear-gradient(
    135deg,
    #e3f2fd 0%,
    #f0f4ff 25%,
    #f5f7fa 50%,
    #e8f0f8 75%,
    #dde8f5 100%
  );
  --page-texture:
    radial-gradient(
      circle at 20% 50%,
      rgba(var(--accent-rgb), 0.03) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(var(--accent-secondary-rgb), 0.03) 0%,
      transparent 50%
    );
  --title-gradient: linear-gradient(
    135deg,
    var(--accent) 0%,
    var(--accent-2) 30%,
    var(--accent-3) 60%,
    var(--accent) 100%
  );

  --control-bg: rgba(255, 255, 255, 0.7);
  --control-border: rgba(255, 255, 255, 0.8);
  --control-inset: rgba(255, 255, 255, 0.9);
  --control-fg: #323130;
}

html[data-design-theme="terminal"] {
  color-scheme: dark;

  --accent: #33ff00;
  --accent-rgb: 51, 255, 0;
  --accent-2: #33ff00;
  --accent-3: #33ff00;
  --accent-secondary-rgb: 255, 176, 0;

  --page-gradient: #0a0a0a;
  --page-texture:
    repeating-linear-gradient(
      to bottom,
      rgba(var(--accent-rgb), 0.035) 0px,
      rgba(var(--accent-rgb), 0.035) 1px,
      transparent 2px,
      transparent 4px
    ),
    radial-gradient(
      circle at 50% 50%,
      rgba(var(--accent-rgb), 0.05) 0%,
      transparent 60%
    );
  --title-gradient: none;

  --control-bg: rgba(10, 10, 10, 0.85);
  --control-border: rgba(var(--accent-rgb), 0.35);
  --control-inset: transparent;
  --control-fg: var(--accent);
}

html[data-design-theme="cyberpunk"] {
  color-scheme: dark;

  --cyber-bg: #0a0a0f;
  --cyber-fg: #e0e0e0;
  --cyber-card: #12121a;
  --cyber-muted: #1c1c2e;
  --cyber-muted-fg: #6b7280;
  --cyber-border: #2a2a3a;
  --cyber-accent: #00ff88;
  --cyber-accent-2: #ff00ff;
  --cyber-accent-3: #00d4ff;

  --accent: var(--cyber-accent);
  --accent-rgb: 0, 255, 136;
  --accent-2: var(--cyber-accent-2);
  --accent-3: var(--cyber-accent-3);
  --accent-secondary-rgb: 255, 0, 255;

  --page-gradient: var(--cyber-bg);
  --page-texture:
    radial-gradient(
      circle at 18% 22%,
      rgba(var(--accent-rgb), 0.12) 0%,
      transparent 55%
    ),
    radial-gradient(
      circle at 82% 78%,
      rgba(0, 212, 255, 0.1) 0%,
      transparent 55%
    ),
    linear-gradient(rgba(0, 255, 136, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 136, 0.045) 1px, transparent 1px);
  --title-gradient: linear-gradient(
    90deg,
    var(--cyber-accent-2) 0%,
    var(--cyber-accent-3) 45%,
    var(--cyber-accent) 100%
  );

  --control-bg: rgba(10, 10, 15, 0.78);
  --control-border: rgba(0, 255, 136, 0.28);
  --control-inset: rgba(255, 255, 255, 0.04);
  --control-fg: var(--cyber-fg);

  --box-shadow-neon: 0 0 5px #00ff88, 0 0 10px #00ff8840;
  --box-shadow-neon-sm: 0 0 3px #00ff88, 0 0 6px #00ff8830;
  --box-shadow-neon-lg:
    0 0 10px #00ff88, 0 0 20px #00ff8860, 0 0 40px #00ff8830;
  --box-shadow-neon-secondary: 0 0 5px #ff00ff, 0 0 20px #ff00ff60;
  --box-shadow-neon-tertiary: 0 0 5px #00d4ff, 0 0 20px #00d4ff60;

  --cyber-chamfer: polygon(
    0 12px,
    12px 0,
    calc(100% - 12px) 0,
    100% 12px,
    100% calc(100% - 12px),
    calc(100% - 12px) 100%,
    12px 100%,
    0 calc(100% - 12px)
  );
  --cyber-chamfer-sm: polygon(
    0 8px,
    8px 0,
    calc(100% - 8px) 0,
    100% 8px,
    100% calc(100% - 8px),
    calc(100% - 8px) 100%,
    8px 100%,
    0 calc(100% - 8px)
  );
}

/* Fluent 2 柔和渐变背景 */
body {
  background: var(--page-gradient);
  background-attachment: fixed;
  position: relative;
}

/* 添加微妙的纹理层 */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: var(--page-texture);
  pointer-events: none;
  z-index: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

* {
  box-sizing: border-box;
}

.container {
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

/* 主题控制区 */
.theme-controls {
  position: fixed;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 10px;
  align-items: center;
  z-index: 1000;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.design-theme {
  position: relative;
  display: flex;
  align-items: center;
}

.design-theme-button {
  height: 44px;
  min-width: 118px;
  border: 1px solid var(--control-border);
  border-radius: 12px;
  background: var(--control-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.08),
    0 1px 2px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 var(--control-inset);
  padding: 0 34px 0 14px;
  font: inherit;
  color: var(--control-fg);
  cursor: pointer;
  text-align: center;
  justify-content: center;
  position: relative;
  display: inline-flex;
  align-items: center;
}

.design-theme-button::after {
  content: "\25BE";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  opacity: 0.7;
  color: var(--control-fg);
}

.design-theme-button:hover {
  border-color: rgba(var(--accent-rgb), 0.3);
}

.design-theme-button:focus-visible {
  outline: 2px solid rgba(var(--accent-rgb), 0.35);
  outline-offset: 2px;
}

.design-theme-list {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 160px;
  max-height: 240px;
  overflow: auto;
  padding: 6px;
  margin: 0;
  list-style: none;
  border: 1px solid var(--control-border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow:
    0 12px 30px rgba(0, 0, 0, 0.12),
    0 6px 12px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  z-index: 1001;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .design-theme-list {
  background: rgba(20, 20, 20, 0.8);
  box-shadow:
    0 12px 30px rgba(0, 0, 0, 0.55),
    0 6px 12px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.design-theme-list [role="option"] {
  padding: 10px 10px;
  border-radius: 10px;
  cursor: pointer;
  color: var(--control-fg);
  user-select: none;
  text-align: center;
  transition:
    background-color 0.15s cubic-bezier(0.4, 0, 0.2, 1),
    color 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

.design-theme-list [role="option"]:hover {
  background: rgba(var(--accent-rgb), 0.12);
  color: var(--control-fg);
}

.design-theme-list [role="option"][aria-selected="true"] {
  background: rgba(var(--accent-rgb), 0.18);
  color: var(--control-fg);
}

.design-theme-list [role="option"]:focus-visible {
  outline: 2px solid rgba(var(--accent-rgb), 0.35);
  outline-offset: 2px;
}

/* 主题切换按钮 */
.theme-toggle {
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 12px;
  background: var(--control-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--control-border);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.08),
    0 1px 2px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 var(--control-inset);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0;
}

.theme-icon {
  width: 20px;
  height: 20px;
  display: block;
  transition:
    opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.theme-icon-moon {
  display: block;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .theme-icon-sun {
  display: block;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .theme-icon-moon {
  display: none;
}

.theme-toggle:hover {
  transform: translateY(-2px);
  box-shadow:
    0 8px 24px rgba(var(--accent-rgb), 0.15),
    0 4px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
  border-color: rgba(var(--accent-rgb), 0.3);
  color: var(--accent);
}

.theme-toggle:active {
  transform: translateY(0);
  transition: all 0.1s cubic-bezier(0.4, 0, 0.2, 1);
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .theme-toggle {
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.3),
    0 1px 2px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

html[data-theme="dark"]:not([data-design-theme="terminal"])
  .design-theme-button {
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.3),
    0 1px 2px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 var(--control-inset);
}

html[data-theme="dark"]:not([data-design-theme="terminal"])
  .theme-toggle:hover {
  border-color: rgba(var(--accent-rgb), 0.4);
  box-shadow:
    0 8px 24px rgba(var(--accent-rgb), 0.25),
    0 4px 8px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  color: var(--accent);
}

.main {
  padding: 3rem 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 1;
}

.title {
  line-height: 1.3;
  font-size: 2.5rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 0.5rem;
  color: #1a1a1a;
  letter-spacing: -0.02em;
}

/* Fluent 2 风格的标题渐变 - 使用 Fluent 蓝系 */
.title {
  background: var(--title-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.title,
.description {
  text-align: center;
}

.description {
  margin: 4rem 0;
  line-height: 1.5;
  font-size: 1.5rem;
}

.grid {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 800px;
}

/* Fluent 2 亚克力玻璃卡片 */
.card {
  width: 100%;
  margin: 1rem;
  padding: 1.5rem;
  text-align: left;
  color: inherit;
  text-decoration: none;
  max-width: 300px;

  /* 亚克力玻璃效果 */
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);

  /* Fluent 2 圆角系统 - 等距圆角 */
  border-radius: 12px;

  /* 高光描边效果 */
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.08),
    0 1px 2px rgba(0, 0, 0, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);

  /* Fluent 交互动效 - 轻量空间变化 */
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateY(0);
  position: relative;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 12px;
  padding: 1px;
  background: linear-gradient(
    135deg,
    rgba(var(--accent-rgb), 0.1) 0%,
    rgba(255, 255, 255, 0.3) 50%,
    rgba(var(--accent-rgb), 0.1) 100%
  );
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.card.pin {
  background: rgba(247, 247, 247, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}

/* Fluent 2 Hover 效果 - 轻量上浮 */
.card:hover,
.card:focus {
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow:
    0 8px 24px rgba(var(--accent-rgb), 0.15),
    0 4px 8px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
  border-color: rgba(var(--accent-rgb), 0.3);
}

.card:hover::before,
.card:focus::before {
  opacity: 1;
}

.card:active {
  transform: translateY(0);
  transition: all 0.1s cubic-bezier(0.4, 0, 0.2, 1);
}

.card h2 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: #1a1a1a;
  letter-spacing: -0.01em;
  transition: color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover h2,
.card:focus h2 {
  color: var(--accent);
}

.card .title-icon {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  gap: 0.75rem;
}

.card .title-icon img {
  width: 32px;
  height: 32px;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.card:hover .title-icon img,
.card:focus .title-icon img {
  transform: scale(1.05);
}

.card p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: #605e5c;
  transition: color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover p,
.card:focus p {
  color: #323130;
}

.card .single {
  text-overflow: ellipsis;
  overflow: hidden;
  word-break: break-all;
  white-space: nowrap;
}

.beian {
  margin-bottom: 24px;
  margin-top: 32px;
  text-align: center;
}

.beian img {
  width: 14px;
  height: 14px;
  margin: 0 4px;
  vertical-align: middle;
}

.beian a {
  text-decoration: none;
  font-size: 13px;
  color: #605e5c;
  transition: color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

@keyframes terminal-cursor-blink {
  0%,
  49% {
    opacity: 1;
  }
  50%,
  100% {
    opacity: 0;
  }
}

@keyframes cyberpunk-rgbShift {
  0%,
  100% {
    text-shadow:
      -2px 0 rgba(255, 0, 255, 0.65),
      2px 0 rgba(0, 212, 255, 0.65),
      0 0 18px rgba(0, 255, 136, 0.25);
  }
  50% {
    text-shadow:
      2px 0 rgba(255, 0, 255, 0.65),
      -2px 0 rgba(0, 212, 255, 0.65),
      0 0 22px rgba(0, 255, 136, 0.3);
  }
}

@keyframes cyberpunk-glitch {
  0%,
  92%,
  100% {
    clip-path: inset(0 0 0 0);
    transform: translate3d(0, 0, 0);
    opacity: 0.65;
  }
  93% {
    clip-path: inset(12% 0 72% 0);
    transform: translate3d(-2px, 0, 0);
    opacity: 0.95;
  }
  94% {
    clip-path: inset(58% 0 18% 0);
    transform: translate3d(2px, 1px, 0);
  }
  95% {
    clip-path: inset(34% 0 52% 0);
    transform: translate3d(-1px, -1px, 0);
  }
}

@keyframes cyberpunk-scanline {
  0% {
    background-position:
      0 0,
      0 -220px;
  }
  100% {
    background-position:
      0 0,
      0 calc(100vh + 220px);
  }
}

@keyframes cyberpunk-blink {
  50% {
    opacity: 0;
  }
}

html[data-design-theme="terminal"] body {
  font-family:
    ui-monospace, "JetBrains Mono", "Fira Code", "VT323", Menlo, Consolas,
    "Liberation Mono", monospace;
  letter-spacing: 0.01em;
  color: var(--accent);
}

html[data-design-theme="terminal"] .theme-controls {
  gap: 12px;
}

html[data-design-theme="terminal"] .design-theme-button,
html[data-design-theme="terminal"] .theme-toggle {
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: 1px solid rgba(var(--accent-rgb), 0.55);
}

html[data-design-theme="terminal"] .theme-toggle {
  cursor: not-allowed;
}

html[data-design-theme="terminal"] .design-theme-button:hover,
html[data-design-theme="terminal"] .theme-toggle:hover {
  background: var(--accent);
  color: #0a0a0a;
  border-color: var(--accent);
  transform: none;
}

html[data-design-theme="terminal"] .design-theme-button::after {
  color: currentColor;
}

html[data-design-theme="terminal"] .design-theme-list {
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  background: rgba(10, 10, 10, 0.92);
  border: 1px solid rgba(var(--accent-rgb), 0.55);
}

html[data-design-theme="terminal"] .design-theme-list [role="option"] {
  border-radius: 0;
  text-transform: uppercase;
}

html[data-design-theme="terminal"] .design-theme-list [role="option"]:hover,
html[data-design-theme="terminal"]
  .design-theme-list
  [role="option"][aria-selected="true"] {
  background: var(--accent);
  color: #0a0a0a;
}

html[data-design-theme="terminal"] .title {
  background: none;
  -webkit-text-fill-color: currentColor;
  color: var(--accent);
  text-shadow: 0 0 5px rgba(var(--accent-rgb), 0.5);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  position: relative;
}

html[data-design-theme="terminal"] .title::after {
  content: "\2588";
  margin-left: 8px;
  animation: terminal-cursor-blink 1s step-end infinite;
}

html[data-design-theme="terminal"] .card {
  border-radius: 0;
  background: transparent;
  border: 1px solid rgba(var(--accent-rgb), 0.35);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transform: none;
}

html[data-design-theme="terminal"] .card::before {
  display: none;
}

html[data-design-theme="terminal"] .card h2,
html[data-design-theme="terminal"] .card p,
html[data-design-theme="terminal"] .beian a {
  color: var(--accent);
  text-shadow: 0 0 5px rgba(var(--accent-rgb), 0.25);
}

html[data-design-theme="terminal"] .card:hover,
html[data-design-theme="terminal"] .card:focus {
  background: rgba(var(--accent-rgb), 0.06);
  border-color: var(--accent);
  box-shadow: none;
}

html[data-design-theme="terminal"] .card:hover h2,
html[data-design-theme="terminal"] .card:focus h2 {
  color: var(--accent);
}

html[data-design-theme="terminal"] .beian a:hover {
  background: var(--accent);
  color: #0a0a0a;
  text-shadow: none;
}

html[data-design-theme="cyberpunk"] body {
  font-family:
    ui-monospace, "JetBrains Mono", "Fira Code", Menlo, Consolas,
    "Liberation Mono", monospace;
  letter-spacing: 0.02em;
  color: var(--cyber-fg);
}

html[data-design-theme="cyberpunk"] body::before {
  background-size:
    auto,
    auto,
    50px 50px,
    50px 50px;
}

html[data-design-theme="cyberpunk"] body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
  background:
    repeating-linear-gradient(
      0deg,
      transparent 0px,
      transparent 2px,
      rgba(0, 0, 0, 0.35) 2px,
      rgba(0, 0, 0, 0.35) 4px
    ),
    linear-gradient(
      180deg,
      transparent 0%,
      rgba(0, 255, 136, 0.12) 50%,
      transparent 100%
    );
  background-size:
    auto,
    100% 220px;
  background-position:
    0 0,
    0 -220px;
  animation: cyberpunk-scanline 9s linear infinite;
}

html[data-design-theme="cyberpunk"] .theme-controls {
  gap: 12px;
}

html[data-design-theme="cyberpunk"] .design-theme-button,
html[data-design-theme="cyberpunk"] .theme-toggle {
  border-radius: 0;
  clip-path: var(--cyber-chamfer-sm);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: 1px solid rgba(var(--accent-rgb), 0.5);
  background: rgba(10, 10, 15, 0.88);
  box-shadow: var(--box-shadow-neon-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

html[data-design-theme="cyberpunk"] .design-theme-button:hover,
html[data-design-theme="cyberpunk"] .theme-toggle:hover {
  border-color: rgba(var(--accent-rgb), 0.9);
  box-shadow: var(--box-shadow-neon);
  transform: translateY(-1px);
}

html[data-design-theme="cyberpunk"] .design-theme-button:focus-visible,
html[data-design-theme="cyberpunk"] .theme-toggle:focus-visible {
  outline: 2px solid rgba(var(--accent-rgb), 0.65);
  outline-offset: 3px;
  box-shadow: var(--box-shadow-neon);
}

html[data-design-theme="cyberpunk"] .theme-toggle {
  cursor: not-allowed;
  opacity: 0.72;
}

html[data-design-theme="cyberpunk"] .theme-icon-sun {
  display: none;
}

html[data-design-theme="cyberpunk"] .theme-icon-moon {
  display: block;
}

html[data-design-theme="cyberpunk"] .design-theme-list {
  border-radius: 0;
  clip-path: var(--cyber-chamfer);
  background: rgba(10, 10, 15, 0.92);
  border: 1px solid rgba(var(--accent-rgb), 0.45);
  box-shadow: var(--box-shadow-neon-sm);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

html[data-design-theme="cyberpunk"] .design-theme-list [role="option"] {
  border-radius: 0;
  clip-path: var(--cyber-chamfer-sm);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

html[data-design-theme="cyberpunk"] .design-theme-list [role="option"]:hover,
html[data-design-theme="cyberpunk"]
  .design-theme-list
  [role="option"][aria-selected="true"] {
  background: rgba(var(--accent-rgb), 0.14);
  color: var(--cyber-fg);
  box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.55);
}

html[data-design-theme="cyberpunk"] .title {
  background: var(--title-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: relative;
  filter: drop-shadow(0 0 14px rgba(0, 255, 136, 0.24));
  animation: cyberpunk-rgbShift 4.5s ease-in-out infinite;
}

html[data-design-theme="cyberpunk"] .title::before,
html[data-design-theme="cyberpunk"] .title::after {
  content: attr(data-text);
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  pointer-events: none;
  opacity: 0.65;
  mix-blend-mode: screen;
}

html[data-design-theme="cyberpunk"] .title::before {
  transform: translate3d(-2px, 0, 0);
  color: rgba(255, 0, 255, 0.85);
  animation: cyberpunk-glitch 6.2s steps(2, end) infinite;
}

html[data-design-theme="cyberpunk"] .title::after {
  transform: translate3d(2px, 0, 0);
  color: rgba(0, 212, 255, 0.85);
  animation: cyberpunk-glitch 5.3s steps(2, end) infinite reverse;
}

html[data-design-theme="cyberpunk"] .subtitle {
  color: var(--cyber-muted-fg);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

html[data-design-theme="cyberpunk"] .subtitle::after {
  content: "\2588";
  margin-left: 8px;
  color: rgba(var(--accent-rgb), 0.85);
  animation: cyberpunk-blink 1s step-end infinite;
}

html[data-design-theme="cyberpunk"] .card {
  border-radius: 0;
  clip-path: var(--cyber-chamfer);
  background: rgba(18, 18, 26, 0.92);
  border: 1px solid rgba(42, 42, 58, 0.92);
  box-shadow:
    0 0 0 1px rgba(var(--accent-rgb), 0.12),
    0 10px 28px rgba(0, 0, 0, 0.55),
    var(--box-shadow-neon-sm);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transform: translateY(0);
  transition: all 120ms steps(4, end);
}

html[data-design-theme="cyberpunk"] .card::before {
  display: none;
}

html[data-design-theme="cyberpunk"] .card h2 {
  color: var(--cyber-fg);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

html[data-design-theme="cyberpunk"] .card p {
  color: var(--cyber-muted-fg);
}

html[data-design-theme="cyberpunk"] .card:hover,
html[data-design-theme="cyberpunk"] .card:focus {
  color: var(--cyber-fg);
  border-color: rgba(var(--accent-rgb), 0.9);
  transform: translateY(-1px);
  box-shadow:
    0 0 0 1px rgba(var(--accent-rgb), 0.22),
    0 12px 34px rgba(0, 0, 0, 0.6),
    var(--box-shadow-neon-lg);
}

html[data-design-theme="cyberpunk"] .card:hover h2,
html[data-design-theme="cyberpunk"] .card:focus h2 {
  color: var(--cyber-fg);
}

html[data-design-theme="cyberpunk"] .card:hover p,
html[data-design-theme="cyberpunk"] .card:focus p {
  color: rgba(224, 224, 224, 0.92);
}

html[data-design-theme="cyberpunk"] .beian a {
  color: rgba(224, 224, 224, 0.72);
}

html[data-design-theme="cyberpunk"] .beian a:hover {
  color: var(--cyber-accent);
  text-shadow: 0 0 10px rgba(var(--accent-rgb), 0.28);
}

@media (max-width: 600px) {
  .grid {
    width: 100%;
    flex-direction: column;
  }

  .theme-controls {
    top: 12px;
    right: 12px;
    gap: 8px;
  }

  .design-theme-button {
    min-width: 108px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html[data-design-theme="cyberpunk"] body::after,
  html[data-design-theme="cyberpunk"] .title,
  html[data-design-theme="cyberpunk"] .title::before,
  html[data-design-theme="cyberpunk"] .title::after,
  html[data-design-theme="cyberpunk"] .subtitle::after,
  html[data-design-theme="cyberpunk"] .card {
    animation: none !important;
    transition-duration: 0.01ms !important;
    transform: none !important;
  }
}

/* Fluent 2 深色模式 */
html[data-theme="dark"]:not([data-design-theme="terminal"]) {
  color-scheme: dark;
  --accent: #60cdff;
  --accent-rgb: 96, 205, 255;
  --accent-2: #4fc3f7;
  --accent-3: #29b6f6;

  --page-gradient: linear-gradient(
    135deg,
    #1a1a1a 0%,
    #1f1f1f 25%,
    #1a1a1a 50%,
    #1d1d1d 75%,
    #1a1a1a 100%
  );
  --page-texture:
    radial-gradient(
      circle at 20% 50%,
      rgba(var(--accent-rgb), 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(var(--accent-secondary-rgb), 0.08) 0%,
      transparent 50%
    );

  --control-bg: rgba(30, 30, 30, 0.7);
  --control-border: rgba(255, 255, 255, 0.1);
  --control-inset: rgba(255, 255, 255, 0.05);
  --control-fg: #ffffff;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) body {
  color: #ffffff;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .card {
  background: rgba(30, 30, 30, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.3),
    0 1px 2px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .card::before {
  background: linear-gradient(
    135deg,
    rgba(var(--accent-rgb), 0.2) 0%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(var(--accent-rgb), 0.2) 100%
  );
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .card h2 {
  color: #ffffff;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .card:hover h2,
html[data-theme="dark"]:not([data-design-theme="terminal"]) .card:focus h2 {
  color: var(--accent);
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .card:hover,
html[data-theme="dark"]:not([data-design-theme="terminal"]) .card:focus {
  border-color: rgba(var(--accent-rgb), 0.4);
  box-shadow:
    0 8px 24px rgba(var(--accent-rgb), 0.25),
    0 4px 8px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .card p {
  color: #c8c6c4;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .card:hover p,
html[data-theme="dark"]:not([data-design-theme="terminal"]) .card:focus p {
  color: #e1dfdd;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .pin.card {
  background: rgba(40, 40, 40, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .beian a {
  color: #c8c6c4;
}

html[data-theme="dark"]:not([data-design-theme="terminal"]) .beian a:hover {
  color: var(--accent);
}

/* Material You (Material Design 3) */
html[data-design-theme="material-you"] {
  color-scheme: light;

  --md-bg: #fffbfe;
  --md-on-bg: #1c1b1f;
  --md-primary: #6750a4;
  --md-on-primary: #ffffff;
  --md-secondary-container: #e8def8;
  --md-on-secondary-container: #1d192b;
  --md-tertiary: #7d5260;
  --md-surface-container: #f3edf7;
  --md-surface-container-low: #e7e0ec;
  --md-outline: #79747e;
  --md-on-surface-variant: #49454f;

  --md-ease: cubic-bezier(0.2, 0, 0, 1);

  --accent: var(--md-primary);
  --accent-rgb: 103, 80, 164;
  --accent-2: var(--md-primary);
  --accent-3: var(--md-primary);
  --accent-secondary-rgb: 125, 82, 96;

  --page-gradient:
    radial-gradient(
      circle at 12% 18%,
      rgba(var(--accent-rgb), 0.16) 0%,
      transparent 56%
    ),
    radial-gradient(
      circle at 88% 22%,
      rgba(232, 222, 248, 0.92) 0%,
      transparent 58%
    ),
    radial-gradient(
      circle at 22% 90%,
      rgba(125, 82, 96, 0.1) 0%,
      transparent 52%
    ),
    var(--md-bg);
  --page-texture:
    radial-gradient(
      circle at 18% 32%,
      rgba(var(--accent-rgb), 0.1) 0%,
      transparent 48%
    ),
    radial-gradient(
      circle at 78% 76%,
      rgba(125, 82, 96, 0.08) 0%,
      transparent 50%
    );
  --title-gradient: linear-gradient(
    135deg,
    var(--md-primary) 0%,
    rgba(103, 80, 164, 0.92) 40%,
    var(--md-tertiary) 100%
  );

  --control-bg: rgba(243, 237, 247, 0.78);
  --control-border: rgba(121, 116, 126, 0.35);
  --control-inset: rgba(255, 255, 255, 0.7);
  --control-fg: var(--md-on-bg);
}

html[data-theme="dark"][data-design-theme="material-you"] {
  color-scheme: dark;

  --md-bg: #1c1b1f;
  --md-on-bg: #e6e1e5;
  --md-primary: #d0bcff;
  --md-on-primary: #381e72;
  --md-secondary-container: #4a4458;
  --md-on-secondary-container: #e8def8;
  --md-tertiary: #efb8c8;
  --md-surface-container: #211f26;
  --md-surface-container-low: #1f1d24;
  --md-outline: #938f99;
  --md-on-surface-variant: #cac4d0;

  --accent: var(--md-primary);
  --accent-rgb: 208, 188, 255;
  --accent-2: var(--md-primary);
  --accent-3: var(--md-primary);
  --accent-secondary-rgb: 239, 184, 200;

  --page-gradient:
    radial-gradient(
      circle at 12% 18%,
      rgba(var(--accent-rgb), 0.12) 0%,
      transparent 56%
    ),
    radial-gradient(
      circle at 88% 22%,
      rgba(239, 184, 200, 0.1) 0%,
      transparent 58%
    ),
    radial-gradient(
      circle at 26% 92%,
      rgba(232, 222, 248, 0.09) 0%,
      transparent 55%
    ),
    var(--md-bg);
  --page-texture:
    radial-gradient(
      circle at 18% 32%,
      rgba(var(--accent-rgb), 0.08) 0%,
      transparent 48%
    ),
    radial-gradient(
      circle at 78% 76%,
      rgba(239, 184, 200, 0.06) 0%,
      transparent 50%
    );
  --title-gradient: linear-gradient(
    135deg,
    var(--md-primary) 0%,
    rgba(208, 188, 255, 0.92) 45%,
    var(--md-tertiary) 100%
  );

  --control-bg: rgba(33, 31, 38, 0.78);
  --control-border: rgba(147, 143, 153, 0.35);
  --control-inset: rgba(255, 255, 255, 0.06);
  --control-fg: var(--md-on-bg);
}

html[data-design-theme="material-you"] body {
  color: var(--md-on-bg);
}

html[data-design-theme="material-you"] body::after {
  content: "";
  position: fixed;
  inset: -20vh -20vw;
  background:
    radial-gradient(
      circle at 24% 28%,
      rgba(var(--accent-rgb), 0.22) 0%,
      transparent 46%
    ),
    radial-gradient(
      circle at 72% 34%,
      rgba(232, 222, 248, 0.62) 0%,
      transparent 52%
    ),
    radial-gradient(
      circle at 78% 88%,
      rgba(var(--accent-secondary-rgb), 0.18) 0%,
      transparent 56%
    );
  filter: blur(84px);
  opacity: 0.65;
  pointer-events: none;
  z-index: 0;
}

html[data-design-theme="material-you"] .design-theme-button,
html[data-design-theme="material-you"] .theme-toggle {
  border-radius: 9999px;
  transition: all 0.3s var(--md-ease);
}

html[data-design-theme="material-you"] .design-theme-button::after {
  content: "\25BE";
}

html[data-design-theme="material-you"] .design-theme-button:hover,
html[data-design-theme="material-you"] .theme-toggle:hover {
  background: rgba(var(--accent-rgb), 0.1);
  border-color: rgba(var(--accent-rgb), 0.35);
  transform: translateY(-1px);
  box-shadow:
    0 10px 26px rgba(var(--accent-rgb), 0.18),
    0 4px 10px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

html[data-design-theme="material-you"] .design-theme-button:active,
html[data-design-theme="material-you"] .theme-toggle:active {
  transform: scale(0.95);
  transition: all 0.2s var(--md-ease);
}

html[data-design-theme="material-you"] .design-theme-button:focus-visible,
html[data-design-theme="material-you"] .theme-toggle:focus-visible {
  outline: 2px solid rgba(var(--accent-rgb), 0.5);
  outline-offset: 3px;
}

html[data-design-theme="material-you"] .design-theme-list {
  background: rgba(243, 237, 247, 0.88);
  border: 1px solid rgba(121, 116, 126, 0.24);
  border-radius: 20px;
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.12),
    0 8px 18px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

html[data-theme="dark"][data-design-theme="material-you"] .design-theme-list {
  background: rgba(33, 31, 38, 0.9);
  border: 1px solid rgba(147, 143, 153, 0.24);
  box-shadow:
    0 18px 46px rgba(0, 0, 0, 0.52),
    0 8px 18px rgba(0, 0, 0, 0.36),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

html[data-design-theme="material-you"] .title {
  font-weight: 500;
  letter-spacing: -0.01em;
}

html[data-design-theme="material-you"] .card {
  background: rgba(243, 237, 247, 0.82);
  border: none;
  border-radius: 24px;
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.06),
    0 10px 22px rgba(var(--accent-rgb), 0.12);
  transition: all 0.3s var(--md-ease);
}

html[data-design-theme="material-you"] .card::before {
  display: none;
}

html[data-design-theme="material-you"] .card.pin {
  background: rgba(231, 224, 236, 0.85);
}

html[data-design-theme="material-you"] .card:hover,
html[data-design-theme="material-you"] .card:focus {
  color: var(--accent);
  transform: translateY(-2px) scale(1.02);
  box-shadow:
    0 18px 46px rgba(var(--accent-rgb), 0.22),
    0 10px 22px rgba(0, 0, 0, 0.1);
}

html[data-design-theme="material-you"] .card h2 {
  color: var(--md-on-bg);
  font-weight: 500;
  transition: color 0.3s var(--md-ease);
}

html[data-design-theme="material-you"] .card p {
  color: var(--md-on-surface-variant);
  transition: color 0.3s var(--md-ease);
}

html[data-design-theme="material-you"] .card:hover p,
html[data-design-theme="material-you"] .card:focus p {
  color: var(--md-on-bg);
}

html[data-theme="dark"][data-design-theme="material-you"] .card {
  background: rgba(33, 31, 38, 0.84);
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.3),
    0 14px 34px rgba(0, 0, 0, 0.4);
}

html[data-theme="dark"][data-design-theme="material-you"] .card.pin {
  background: rgba(31, 29, 36, 0.92);
}

html[data-theme="dark"][data-design-theme="material-you"] .card:hover,
html[data-theme="dark"][data-design-theme="material-you"] .card:focus {
  box-shadow:
    0 22px 60px rgba(0, 0, 0, 0.55),
    0 10px 26px rgba(var(--accent-rgb), 0.14);
}

html[data-design-theme="material-you"] .beian a {
  color: var(--md-on-surface-variant);
}

html[data-design-theme="material-you"] .beian a:hover {
  color: var(--accent);
}

@media (prefers-reduced-motion: reduce) {
  html[data-design-theme="material-you"] .card,
  html[data-design-theme="material-you"] .design-theme-button,
  html[data-design-theme="material-you"] .theme-toggle,
  html[data-design-theme="material-you"] .theme-icon {
    transition-duration: 0.01ms !important;
    transform: none !important;
  }
}