/* ==========================================================================
   X7 LAB (www.x7lab.cn) - Cyber Tech Luxury Style Sheet
   ========================================================================== */

:root {
  --bg-primary: #080a11;
  --bg-secondary: #0f1322;
  --bg-card: rgba(18, 24, 40, 0.7);
  --bg-card-hover: rgba(28, 37, 61, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.35);
  
  --accent-cyan: #06b6d4;
  --accent-blue: #3b82f6;
  --accent-purple: #8b5cf6;
  --accent-pink: #ec4899;
  --accent-emerald: #10b981;
  
  --text-main: #f3f4f6;
  --text-muted: #94a3b8;
  --text-sub: #64748b;
  
  --glow-cyan: rgba(6, 182, 212, 0.25);
  --glow-purple: rgba(139, 92, 246, 0.25);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  color-scheme: dark;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* 优雅滚动条 */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #080a11;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* 背景 Canvas 粒子与星云 */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* 顶部与全局环境光晕 */
.ambient-glow-1 {
  position: fixed;
  top: -150px;
  left: 20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, rgba(99, 102, 241, 0) 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.ambient-glow-2 {
  position: fixed;
  top: 35%;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, rgba(6, 182, 212, 0) 70%);
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
}

/* 科技网格纹理背景 */
.grid-bg-overlay {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 65% 65% at 50% 50%, #000 60%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}

/* 主内容容器 */
.app-container {
  position: relative;
  z-index: 2;
}

/* 渐变流光文字 */
.gradient-text-cyan {
  background: linear-gradient(135deg, #38bdf8 0%, #06b6d4 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-neon {
  background: linear-gradient(135deg, #a855f7 0%, #ec4899 50%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-gold {
  background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 50%, #f43f5e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* 毛玻璃高级卡片 */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
}

.glass-card:hover {
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5), 0 0 25px rgba(99, 102, 241, 0.15);
}

/* Spotlight 光标感应发光卡片 */
.spotlight-card {
  position: relative;
}

.spotlight-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(99, 102, 241, 0.12),
    transparent 40%
  );
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.spotlight-card:hover::after {
  opacity: 1;
}

/* 按钮样式体系 */
.btn-primary {
  background: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
  color: #ffffff;
  padding: 12px 28px;
  border-radius: 9999px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px -2px rgba(79, 70, 229, 0.4);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px -2px rgba(79, 70, 229, 0.6);
  filter: brightness(1.1);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  padding: 12px 28px;
  border-radius: 9999px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  text-decoration: none;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

/* 呼吸动画状态点 */
.pulse-dot {
  position: relative;
  width: 10px;
  height: 10px;
  background-color: #10b981;
  border-radius: 50%;
  display: inline-block;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  background-color: rgba(16, 185, 129, 0.5);
  border-radius: 50%;
  animation: pulse-ring 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.6); opacity: 0.9; }
  50% { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* 打字机光标 */
.typing-cursor {
  display: inline-block;
  width: 3px;
  height: 1.1em;
  background: var(--accent-cyan);
  vertical-align: middle;
  margin-left: 4px;
  animation: blink 0.9s infinite;
}

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

/* 终端模拟器 */
.terminal-window {
  background: #0d111a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  font-family: 'JetBrains Mono', 'Fira Code', Menlo, Monaco, Consolas, Courier New, monospace;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  overflow: hidden;
}

.terminal-header {
  background: #161b26;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-right: 8px;
  display: inline-block;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-body {
  padding: 18px 20px;
  min-height: 280px;
  max-height: 380px;
  overflow-y: auto;
  font-size: 14px;
  line-height: 1.7;
}

.terminal-input {
  background: transparent;
  border: none;
  color: #38bdf8;
  font-family: inherit;
  font-size: 14px;
  outline: none;
  width: 70%;
}

/* 标签 Badge */
.badge-tech {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  transition: all 0.25s;
}

.badge-tech:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.4);
  color: #ffffff;
  transform: translateY(-1px);
}

/* ICP备案号标准展示条 */
.icp-footer-link {
  color: #64748b;
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.icp-footer-link:hover {
  color: #06b6d4;
  text-decoration: underline;
}

/* 弹窗 Toast */
.toast-notice {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 14px 22px;
  border-radius: 12px;
  color: #fff;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(12px);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.toast-notice.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* 模态框 */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: #0f1322;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8);
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 30px;
  position: relative;
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}