/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=VT323&family=Orbitron:wght@400;700&family=Share+Tech+Mono&display=swap');

/* --- 时光机悬浮部件 --- */
#time-machine-widget {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 10000;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-start;
  gap: 10px;
  font-family: sans-serif;
}

#tm-trigger {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-link);
  color: #fff;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 24px;
  transition: transform 0.3s, background 0.3s;
}

#tm-trigger:hover {
  transform: scale(1.1);
  background: var(--red-0);
}

#tm-menu {
  display: none;
  flex-direction: column;
  gap: 8px;
  background: var(--color-wrap);
  padding: 10px;
  border-radius: 12px;
  box-shadow: var(--shadow-card);
  animation: tm-menu-in 0.3s ease-out;
}

#tm-menu.active {
  display: flex;
}

.tm-btn {
  padding: 8px 16px;
  border: none;
  background: var(--color-background);
  color: var(--color-default);
  border-radius: 6px;
  cursor: pointer;
  font-weight: bold;
  transition: all 0.2s;
  text-align: left;
}

.tm-btn:hover {
  background: var(--color-link);
  color: #fff;
}

@keyframes tm-menu-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- 1998 Windows 95 Theme --- */
html.tm-1998 {
  --color-background: #008080 !important; /* Classic Win95 Teal */
  --color-wrap: #c0c0c0 !important;
  --color-default: #000000 !important;
  --color-link: #0000ff !important;
  --color-border: #808080 !important;
  --color-header-background: #c0c0c0 !important;
  --color-footer-background: #c0c0c0 !important;
  
  --shadow-card: none !important;
  --shadow-card-hover: none !important;
  --post-radius: 0 !important;
  
  font-family: 'VT323', monospace !important;
  cursor: url('https://win98icons.alexmeub.com/icons/pointer.png'), auto !important;
}

html.tm-1998 a {
  cursor: url('https://win98icons.alexmeub.com/icons/pointer.png'), pointer !important;
}

/* Specific Win95 structural overrides */
html.tm-1998 #wrap {
  border: 2px solid;
  border-color: #dfdfdf #000000 #000000 #dfdfdf !important;
  box-shadow: 1px 1px 0 #000 inset, -1px -1px 0 #dfdfdf inset !important;
}

html.tm-1998 #header {
  background: #000080 !important; /* Win95 Title Bar Blue */
  color: #ffffff !important;
  border: 2px solid;
  border-color: #dfdfdf #000000 #000000 #dfdfdf !important;
  margin-bottom: 10px;
}
html.tm-1998 #header h1, html.tm-1998 #header a {
  color: #fff !important;
}

html.tm-1998 .article, html.tm-1998 .widget {
  background: #c0c0c0 !important;
  border: 2px solid;
  border-color: #dfdfdf #000000 #000000 #dfdfdf !important;
  border-radius: 0 !important;
  box-shadow: inset 1px 1px 0px #fff, inset -1px -1px 0px #808080 !important;
  margin-bottom: 20px;
}

/* --- 2077 Cyberpunk Theme --- */
html.tm-2077 {
  --color-background: #050505 !important;
  --color-wrap: #0a0a0c !important;
  --color-default: #00ff41 !important; /* Matrix green / Neon */
  --color-link: #fcee0a !important; /* Cyberpunk yellow */
  --color-border: #f12566 !important; /* Neon pink */
  --color-header-background: rgba(5,5,5,0.8) !important;
  --color-footer-background: #050505 !important;
  
  --shadow-card: 0 0 10px rgba(241, 37, 102, 0.5) !important;
  --shadow-card-hover: 0 0 20px rgba(241, 37, 102, 0.8) !important;
  
  font-family: 'Share Tech Mono', 'Orbitron', monospace !important;
}

html.tm-2077 body {
  background-image: 
    linear-gradient(rgba(0, 255, 65, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 65, 0.05) 1px, transparent 1px) !important;
  background-size: 20px 20px !important;
}

html.tm-2077 h1, html.tm-2077 h2, html.tm-2077 h3 {
  color: #00ff41 !important;
  text-shadow: 0 0 5px #00ff41, 0 0 10px #00ff41 !important;
  font-family: 'Orbitron', sans-serif !important;
  text-transform: uppercase;
}

html.tm-2077 a {
  text-shadow: 0 0 5px #fcee0a !important;
}

/* Glitch effect for hover */
html.tm-2077 a:hover {
  animation: glitch 0.3s infinite;
  color: #f12566 !important;
  text-shadow: 0 0 8px #f12566 !important;
}

@keyframes glitch {
  0% { transform: translate(0) }
  20% { transform: translate(-2px, 1px) }
  40% { transform: translate(-1px, -1px) }
  60% { transform: translate(2px, 1px) }
  80% { transform: translate(1px, -1px) }
  100% { transform: translate(0) }
}

/* Scanlines */
html.tm-2077::before {
  content: " ";
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  z-index: 9999;
  background-size: 100% 2px, 3px 100%;
  pointer-events: none;
}

/* --- Canvas Effects --- */
#tm-matrix-canvas, #tm-glass-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
}

#tm-glass-canvas {
  z-index: 100000;
}