/* ========================================
   印象派美学样式系统
   xingzihai · 冰水泡枸杞
   ======================================== */

/* ========== CSS 变量系统 ========== */
:root {
  /* 莫兰迪画布 */
  --canvas-bg: #E8DFD6;
  --canvas-card: #F5F1ED;
  --canvas-deep: #C9B8A8;
  --canvas-light: #FAF8F5;
  
  /* 莫奈光影 */
  --monet-sunrise: #FFB088;
  --monet-sun-core: #FF6B35;
  --monet-sky-morning: #C4CED2;
  --monet-sky-evening: #988898;
  --monet-water: #A8B4B8;
  --monet-lily: #D8B0C0;
  --monet-lily-dark: #985060;
  --monet-leaf: #7C8A7C;
  
  /* 融合色 */
  --fusion-warm: #C8B8A8;
  --fusion-cool: #B8A8B8;
  --fusion-pink: #D4C4BC;
  --fusion-green: #9CAA9C;
  
  /* 文字层级 */
  --text-100: #3D3228;
  --text-200: #5C4A3D;
  --text-300: #7A7A7A;
  --text-400: #9A9A9A;
  --text-500: #B5B5B5;
  --text-inverse: #F5F1ED;
  
  /* 阴影（互补色） */
  --shadow-purple: rgba(152, 136, 152, 0.12);
  --shadow-purple-light: rgba(152, 136, 152, 0.06);
  --shadow-blue: rgba(168, 180, 184, 0.1);
  --shadow-warm: rgba(255, 176, 88, 0.08);
  
  /* 边框 */
  --border-soft: rgba(168, 180, 184, 0.2);
  --border-medium: rgba(168, 180, 184, 0.35);
  
  /* 字体 */
  --font-display: 'Cormorant Garamond', 'Noto Serif SC', Georgia, serif;
  --font-body: 'Inter', 'Noto Sans SC', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* 间距 */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  --space-3xl: 80px;
  --space-4xl: 120px;
  
  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  
  /* 动画周期 */
  --cycle-bg: 60s;
  --cycle-particle: 30s;
  --cycle-avatar: 20s;
  --cycle-color: 10s;
  
  /* 缓动函数 */
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ========== 基础样式 ========== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--canvas-bg);
  color: var(--text-300);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== 选中文本样式 ========== */
::selection {
  background: var(--monet-lily);
  color: var(--text-inverse);
}

/* ========== 表层世界（莫兰迪主导） ========== */
.surface-world {
  position: relative;
  min-height: 100vh;
}

/* ========== 背后世界层（莫奈主导） ========== */
.behind-world {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
  /* 默认完全隐藏 */
  clip-path: circle(0px at 50% 50%);
}

.behind-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  /* 高度由内容决定，通过JS同步滚动 */
}

/* ========== 背后世界莫奈配色覆盖 ========== */
.behind-world,
.behind-world * {
  /* 莫奈配色变量覆盖 */
  --canvas-bg: #A8C4B8;
  --canvas-card: #D8E8E0;
  --canvas-deep: #5A8870;
  --canvas-light: #F0F8F4;
  
  --text-100: #2A3830;
  --text-200: #4A5850;
  --text-300: #607068;
  --text-400: #889088;
  --text-500: #A8B0A8;
  --text-inverse: #D8E8E0;
  
  --monet-sunrise: #FFB070;
  --monet-lily: #FFC8D8;
  --monet-water: #70A8C0;
  
  /* 补充遗漏的莫奈色 */
  --monet-sun-core: #FF8B50;
  --monet-sky-morning: #B8D4D8;
  --monet-sky-evening: #789098;
  --monet-lily-dark: #C86080;
  --monet-leaf: #5A7858;
  
  /* 补充融合色（莫奈绿调） */
  --fusion-warm: #B8C8B0;
  --fusion-cool: #A0B8B0;
  --fusion-pink: #C8B0B8;
  --fusion-green: #6A8868;
  
  /* 补充阴影色 */
  --shadow-purple: rgba(90, 120, 100, 0.12);
  --shadow-purple-light: rgba(90, 120, 100, 0.06);
  --shadow-blue: rgba(112, 168, 192, 0.1);
  --shadow-warm: rgba(255, 176, 112, 0.12);
  
  /* 补充边框色 */
  --border-soft: rgba(90, 136, 112, 0.2);
  --border-medium: rgba(90, 136, 112, 0.35);
  
  /* 图标色 - 提高不透明度 */
  --icon-color: #FFB070;
}

/* ========== 背后世界滚动条 ========== */
.behind-world ::-webkit-scrollbar {
  width: 8px;
}

.behind-world ::-webkit-scrollbar-track {
  background: var(--canvas-bg);
}

.behind-world ::-webkit-scrollbar-thumb {
  background: var(--fusion-cool);
  border-radius: 4px;
}

.behind-world ::-webkit-scrollbar-thumb:hover {
  background: var(--monet-sky-evening);
}

/* ========== 背后世界背景 - 莫奈水面渐变 ========== */
.behind-world .hero {
  background: 
    radial-gradient(ellipse 120% 80% at 30% 20%, rgba(255, 176, 112, 0.25) 0%, transparent 50%),
    radial-gradient(ellipse 100% 100% at 70% 80%, rgba(255, 200, 216, 0.2) 0%, transparent 40%),
    radial-gradient(ellipse 80% 60% at 50% 50%, rgba(160, 200, 216, 0.3) 0%, transparent 60%),
    linear-gradient(135deg, #A8C4B8 0%, #B8D4C8 30%, #A0C8B8 70%, #90B8A8 100%);
  animation: behind-bg-flow 20s ease-in-out infinite;
}

@keyframes behind-bg-flow {
  0%, 100% { background-position: 0% 0%, 100% 100%, 50% 50%, 0% 0%; }
  50% { background-position: 100% 100%, 0% 0%, 50% 50%, 0% 0%; }
}

/* 隐藏表层光影层 */
.behind-world .hero-light-flow {
  display: none;
}

/* ========== 背后世界光斑 - 莫奈笔触 ========== */
.behind-world .particle {
  background: radial-gradient(circle, rgba(255, 176, 112, 0.5) 0%, rgba(255, 200, 160, 0.3) 40%, transparent 70%);
  filter: blur(25px);
  animation: behind-particle-glow 8s ease-in-out infinite;
}

.behind-world .particle.p1 { animation-delay: 0s; }
.behind-world .particle.p2 { animation-delay: -1.6s; }
.behind-world .particle.p3 { animation-delay: -3.2s; }
.behind-world .particle.p4 { animation-delay: -4.8s; }
.behind-world .particle.p5 { animation-delay: -6.4s; }

@keyframes behind-particle-glow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.3); }
}

/* ========== 背后世界头像 - 日出核心 ========== */
.behind-world .avatar-container {
  /* 整体发光 */
  filter: drop-shadow(0 0 30px rgba(255, 176, 112, 0.4));
}

.behind-world .avatar-aura {
  background: radial-gradient(
    circle,
    rgba(255, 176, 112, 0.3) 0%,
    rgba(255, 200, 160, 0.15) 40%,
    transparent 70%
  );
  animation: behind-aura-pulse 4s ease-in-out infinite;
}

@keyframes behind-aura-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.15); opacity: 1; }
}

.behind-world .avatar-glow {
  background: radial-gradient(
    circle,
    rgba(255, 220, 180, 0.25) 0%,
    rgba(255, 200, 160, 0.15) 30%,
    transparent 50%
  );
  animation: behind-glow-pulse 6s ease-in-out infinite;
}

@keyframes behind-glow-pulse {
  0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

/* ========== 背后世界六棱柱 - 日出光芒 ========== */
.behind-world .crystal-face.f1 {
  background: linear-gradient(160deg, rgba(255, 220, 180, 0.6) 0%, rgba(255, 176, 112, 0.4) 50%, rgba(255, 160, 100, 0.25) 100%);
  border-color: rgba(255, 176, 112, 0.5);
  box-shadow: inset 0 0 40px rgba(255, 200, 160, 0.3);
}

.behind-world .crystal-face.f2,
.behind-world .crystal-face.f3 {
  background: linear-gradient(160deg, rgba(255, 200, 216, 0.5) 0%, rgba(255, 176, 192, 0.35) 50%, rgba(255, 160, 180, 0.2) 100%);
  border-color: rgba(255, 200, 216, 0.45);
}

.behind-world .crystal-face.f4,
.behind-world .crystal-face.f5,
.behind-world .crystal-face.f6 {
  background: linear-gradient(200deg, rgba(160, 200, 216, 0.45) 0%, rgba(140, 180, 200, 0.3) 50%, rgba(120, 160, 180, 0.15) 100%);
  border-color: rgba(160, 200, 216, 0.4);
}

.behind-world .avatar-core .core-inner {
  background: radial-gradient(
    circle at 35% 35%,
    rgba(255, 240, 200, 0.9) 0%,
    rgba(255, 200, 160, 0.6) 40%,
    rgba(255, 176, 112, 0.3) 70%,
    transparent 100%
  );
  animation: behind-core-pulse 3s ease-in-out infinite;
}

@keyframes behind-core-pulse {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.2); opacity: 1; }
}

/* ========== 背后世界文字 - 深水绿 ========== */
.behind-world .hero-name {
  color: #2A3830;
  text-shadow: 0 0 40px rgba(255, 176, 112, 0.3);
}

.behind-world .hero-name-cn {
  color: #4A5850;
}

.behind-world .hero-tagline {
  color: rgba(42, 56, 48, 0.7);
}

/* ========== 背后世界画廊 ========== */
.behind-world .gallery-section {
  /* 移除 max-width 限制，让背景全宽显示 */
  max-width: none;
  background: 
    radial-gradient(ellipse 80% 50% at 20% 30%, rgba(160, 200, 216, 0.25) 0%, transparent 50%),
    linear-gradient(180deg, rgba(168, 196, 184, 0.95) 0%, rgba(160, 200, 216, 0.5) 100%);
}

/* Gallery 内容区域限制宽度 */
.behind-world .gallery-section .section-header,
.behind-world .gallery-section .gallery-grid {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.behind-world .section-title {
  color: #2A3830;
  text-shadow: 0 0 30px rgba(160, 200, 216, 0.3);
}

/* ========== 背后世界卡片 - 莫奈光影 ========== */
.behind-world .gallery-card {
  background: linear-gradient(
    135deg,
    rgba(168, 196, 184, 0.85) 0%,
    rgba(184, 212, 200, 0.70) 50%,
    rgba(168, 196, 184, 0.85) 100%
  );
  border-color: rgba(90, 136, 112, 0.5);
  box-shadow: 
    0 4px 20px rgba(42, 56, 48, 0.1),
    inset 0 0 50px rgba(160, 200, 216, 0.08);
}

.behind-world .gallery-card:hover {
  border-color: rgba(90, 136, 112, 0.7);
  transform: translateY(-6px);
  box-shadow: 
    0 12px 40px rgba(42, 56, 48, 0.15),
    0 0 25px rgba(160, 200, 216, 0.25),
    inset 0 0 50px rgba(160, 200, 216, 0.12);
}

.behind-world .card-inner-glow {
  background: radial-gradient(
    circle at 30% 30%,
    rgba(160, 200, 216, 0.15) 0%,
    transparent 60%
  );
}

.behind-world .card-title {
  color: #2A3830;
}

.behind-world .card-desc {
  color: #2A3830;
}

/* ========== 背后世界卡片内部元素 ========== */
.behind-world .palette-preview {
  gap: 6px;
}

.behind-world .palette-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(42, 56, 48, 0.15);
}

/* 覆盖 inline style 的莫兰迪色 */
.behind-world .palette-dot[style*="background"] {
  background: var(--monet-sunrise) !important;
}

.behind-world .typography-preview {
  gap: 12px;
}

.behind-world .type-serif,
.behind-world .type-sans {
  color: #2A3830;
}

.behind-world .type-cn {
  color: var(--monet-lily);
}

.behind-world .gradient-preview {
  background: linear-gradient(135deg, var(--monet-sunrise), var(--monet-lily), var(--monet-water));
}

/* ========== 背后世界萤火虫隐藏 ========== */
.behind-world .firefly-container {
  display: none;
}

/* ========== 背后世界六棱柱顶底面 ========== */
.behind-world .crystal-top,
.behind-world .crystal-bottom {
  background: linear-gradient(135deg, rgba(255, 200, 160, 0.3), rgba(160, 200, 216, 0.2));
}

/* ========== 背后世界头像 - 朦胧太阳（第一版效果） ========== */
/* 隐藏克隆的六棱柱 */
.behind-world .avatar-crystal-wrapper {
  display: none;
}

.behind-world .avatar-transition {
  display: none;
}

.behind-world .avatar-core {
  display: none;
}

/* 朦胧太阳 */
.behind-world .avatar-container::before {
  content: '';
  position: absolute;
  width: 180px;
  height: 180px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(
    circle at 30% 30%,
    #FFB070 0%,
    rgba(255, 200, 160, 0.4) 50%,
    transparent 70%
  );
  animation: behind-sun-pulse 4s ease-in-out infinite;
  z-index: 10;
}

@keyframes behind-sun-pulse {
  0%, 100% { 
    transform: translate(-50%, -50%) scale(1); 
    opacity: 0.8; 
  }
  50% { 
    transform: translate(-50%, -50%) scale(1.05); 
    opacity: 1; 
  }
}

/* ========== 背后世界导航栏 ========== */
.behind-world .site-nav {
  background: rgba(168, 196, 184, 0.85);
  border-bottom-color: rgba(90, 136, 112, 0.2);
}

.behind-world .site-nav.scrolled {
  background: rgba(168, 196, 184, 0.95);
}

/* ========== 背后世界Philosophy区域 ========== */
.behind-world .philosophy-section {
  background: rgba(168, 196, 184, 0.3);
}

.behind-world .philosophy-bg {
  background: linear-gradient(
    180deg,
    var(--canvas-bg) 0%,
    rgba(168, 196, 184, 0.5) 50%,
    var(--canvas-bg) 100%
  );
}

.behind-world .philosophy-block {
  background: rgba(216, 232, 224, 0.7);
  border-color: rgba(90, 136, 112, 0.25);
  backdrop-filter: none;
}

.behind-world .philosophy-block:hover {
  background: rgba(216, 232, 224, 0.85);
  box-shadow: 0 8px 32px rgba(42, 56, 48, 0.1), 0 0 20px rgba(160, 200, 216, 0.15);
}

.behind-world .philosophy-title {
  color: #2A3830;
}

.behind-world .philosophy-text {
  color: #4A5850;
}

/* ========== 背后世界Skills区域 ========== */
.behind-world .skills-section {
  /* 移除 max-width 限制，让背景全宽显示 */
  max-width: none;
  background: rgba(160, 200, 216, 0.2);
}

/* Skills 内容区域限制宽度 */
.behind-world .skills-section .section-header,
.behind-world .skills-section .skills-grid {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.behind-world .skill-card {
  background: var(--canvas-card);
  border-color: rgba(90, 136, 112, 0.25);
  box-shadow: 0 8px 32px rgba(42, 56, 48, 0.08), inset 0 0 40px rgba(160, 200, 216, 0.05);
}

.behind-world .skill-card:hover {
  border-color: rgba(90, 136, 112, 0.4);
  box-shadow: 0 12px 40px rgba(42, 56, 48, 0.12), 0 0 20px rgba(160, 200, 216, 0.12);
}

.behind-world .skill-icon {
  background: linear-gradient(135deg, var(--icon-color), rgba(112, 168, 192, 0.3));
}

.behind-world .icon-shape {
  background: #2A3830;
}

/* ========== 背后世界Footer区域 ========== */
.behind-world .footer-section {
  background: rgba(168, 196, 184, 0.4);
}

.behind-world .footer-fade-top {
  background: linear-gradient(to bottom, var(--canvas-bg), transparent);
}

.behind-world .footer-fade-bottom {
  background: linear-gradient(to top, var(--canvas-deep), transparent);
  opacity: 0.4;
}

.behind-world .footer-text {
  color: #2A3830;
}

.behind-world .footer-copyright {
  color: #4A5850;
}

.behind-world .footer-link {
  background: var(--canvas-card);
  border-color: rgba(90, 136, 112, 0.25);
}

.behind-world .footer-link:hover {
  border-color: rgba(90, 136, 112, 0.4);
  box-shadow: 0 4px 16px rgba(42, 56, 48, 0.1);
}

/* ========== 背后世界调色板预览 ========== */
.behind-world .palette-dot {
  box-shadow: 0 4px 12px rgba(90, 136, 112, 0.2);
}

/* ========== 背后世界滚动进度条 ========== */
.behind-world .scroll-progress {
  background: linear-gradient(90deg, var(--monet-sunrise), var(--monet-lily), var(--monet-sky-evening));
}

/* ========== 自定义光标 ========== */
/* 隐藏所有元素的系统光标 */
*, *::before, *::after {
  cursor: none !important;
}

/* 光标层 */
.cursor-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
}

/* 光标中心点 */
.cursor-dot {
  position: fixed;
  width: 8px;
  height: 8px;
  background: #FFB070;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10000;
  opacity: 0.9;
  transition: width 0.15s, height 0.15s;
  box-shadow: 0 0 10px rgba(255, 176, 112, 0.5);
}

.cursor-dot.hover {
  width: 12px;
  height: 12px;
  box-shadow: 0 0 15px rgba(255, 176, 112, 0.8);
}

.cursor-dot.clicking {
  width: 6px;
  height: 6px;
}

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

::-webkit-scrollbar-track {
  background: var(--canvas-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--fusion-cool);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--monet-sky-evening);
}

/* ========== 滚动进度条 ========== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, var(--monet-sunrise), var(--monet-lily), var(--monet-sky-evening));
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ========================================
   导航栏
   ======================================== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-sm) 0;
  background: rgba(232, 223, 214, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-soft);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  color: var(--text-200);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.3s var(--ease-smooth);
}

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

.nav-links {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-300);
  text-decoration: none;
  position: relative;
  padding: var(--space-xs) 0;
  transition: color 0.3s var(--ease-smooth);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--monet-lily);
  transition: width 0.3s var(--ease-smooth);
}

.nav-link:hover {
  color: var(--text-200);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-300);
  transition: all 0.3s var(--ease-smooth);
}

/* ========================================
   Hero 区
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-3xl) var(--space-lg);
}

/* 背景光影流动 */
.hero-light-flow {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(
      ellipse 80% 60% at 20% 30%,
      rgba(255, 176, 88, 0.12) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse 60% 50% at 80% 70%,
      rgba(168, 180, 184, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse 70% 50% at 50% 50%,
      rgba(152, 136, 152, 0.06) 0%,
      transparent 50%
    );
  animation: light-flow var(--cycle-bg) ease-in-out infinite;
}

@keyframes light-flow {
  0%, 100% {
    opacity: 1;
    transform: translate(0, 0);
  }
  25% {
    opacity: 0.85;
    transform: translate(2%, -1%);
  }
  50% {
    opacity: 0.9;
    transform: translate(-1%, 2%);
  }
  75% {
    opacity: 0.88;
    transform: translate(-2%, -1%);
  }
}

/* 光斑粒子 */
.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  filter: blur(30px);
  opacity: 0.4;
}

.p1 {
  width: 100px;
  height: 100px;
  top: 15%;
  left: 10%;
  background: radial-gradient(circle, rgba(255, 176, 88, 0.3), transparent 70%);
  animation: float-1 var(--cycle-particle) ease-in-out infinite;
}

.p2 {
  width: 80px;
  height: 80px;
  top: 60%;
  left: 85%;
  background: radial-gradient(circle, rgba(168, 180, 184, 0.25), transparent 70%);
  animation: float-2 var(--cycle-particle) ease-in-out infinite;
}

.p3 {
  width: 120px;
  height: 120px;
  top: 75%;
  left: 20%;
  background: radial-gradient(circle, rgba(152, 136, 152, 0.2), transparent 70%);
  animation: float-3 var(--cycle-particle) ease-in-out infinite;
}

.p4 {
  width: 60px;
  height: 60px;
  top: 25%;
  left: 75%;
  background: radial-gradient(circle, rgba(216, 176, 192, 0.25), transparent 70%);
  animation: float-4 var(--cycle-particle) ease-in-out infinite;
}

.p5 {
  width: 90px;
  height: 90px;
  top: 45%;
  left: 50%;
  background: radial-gradient(circle, rgba(156, 170, 156, 0.2), transparent 70%);
  animation: float-5 var(--cycle-particle) ease-in-out infinite;
}

@keyframes float-1 {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(30px, -20px); }
  50% { transform: translate(50px, 10px); }
  75% { transform: translate(20px, 30px); }
}

@keyframes float-2 {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(-40px, 25px); }
  66% { transform: translate(-20px, -15px); }
}

@keyframes float-3 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-60px, -40px); }
}

@keyframes float-4 {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(-25px, 15px); }
  75% { transform: translate(15px, -20px); }
}

@keyframes float-5 {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(20px, 30px); }
  66% { transform: translate(-30px, -20px); }
}

/* Hero 内容 */
.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
  position: relative;
  z-index: 1;
  text-align: center;
}

/* ========================================
   动态头像 - 完整优化版
   ======================================== */
.avatar-container {
  width: 220px;
  height: 220px;
  position: relative;
  perspective: 600px;
  cursor: default;
  transform-style: preserve-3d;
}

/* 过渡层 - 与莫兰迪背景协调 */
.avatar-transition {
  position: absolute;
  width: 260px;
  height: 260px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(232, 223, 214, 0.3) 0%,
    rgba(232, 223, 214, 0.1) 40%,
    transparent 70%
  );
  z-index: 0;
}

/* 六棱柱包装层 */
.avatar-crystal-wrapper {
  position: absolute;
  width: 180px;
  height: 180px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotateY(-30deg); /* 默认朝向：展示F1和F2之间 */
  transform-style: preserve-3d;
}

/* 六棱柱主体 */
.avatar-crystal {
  position: absolute;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
}

/* ========================================
   六棱柱侧面 - 统一饱和度的马卡龙色
   光源假设：右上前方
   ======================================== */
.crystal-face {
  position: absolute;
  width: 90px;
  height: 120px; /* 更高的面，更优雅 */
  left: 50%;
  top: 50%;
  transform-origin: center center;
  backface-visibility: visible;
}

/* 
 * 统一马卡龙色板（饱和度约35-40%，亮度约85-90%）
 * F1-F3朝右（受光面），F4-F6朝左（背光面）
 */
.f1 { 
  transform: translate(-50%, -50%) rotateY(0deg) translateZ(78px);
  /* 樱花粉 - 右前，最亮 */
  background: linear-gradient(
    160deg,
    rgba(255, 200, 207, 0.45) 0%,
    rgba(255, 182, 193, 0.28) 50%,
    rgba(255, 170, 180, 0.18) 100%
  );
  border: 1px solid rgba(255, 182, 193, 0.45);
  box-shadow: inset 0 0 30px rgba(255, 220, 225, 0.15);
}
.f2 { 
  transform: translate(-50%, -50%) rotateY(60deg) translateZ(78px);
  /* 薰衣草紫 - 右侧，次亮 */
  background: linear-gradient(
    160deg,
    rgba(220, 215, 235, 0.42) 0%,
    rgba(200, 195, 220, 0.26) 50%,
    rgba(185, 180, 210, 0.16) 100%
  );
  border: 1px solid rgba(200, 195, 220, 0.42);
  box-shadow: inset 0 0 30px rgba(220, 215, 235, 0.12);
}
.f3 { 
  transform: translate(-50%, -50%) rotateY(120deg) translateZ(78px);
  /* 薄荷绿 - 右后，中亮 */
  background: linear-gradient(
    160deg,
    rgba(200, 235, 210, 0.40) 0%,
    rgba(180, 220, 195, 0.24) 50%,
    rgba(165, 205, 185, 0.14) 100%
  );
  border: 1px solid rgba(180, 220, 195, 0.40);
  box-shadow: inset 0 0 30px rgba(200, 235, 210, 0.10);
}
.f4 { 
  transform: translate(-50%, -50%) rotateY(180deg) translateZ(78px);
  /* 柠檬奶黄 - 左后，中暗 */
  background: linear-gradient(
    200deg,
    rgba(255, 250, 215, 0.35) 0%,
    rgba(250, 245, 200, 0.20) 50%,
    rgba(240, 235, 185, 0.12) 100%
  );
  border: 1px solid rgba(250, 245, 200, 0.35);
}
.f5 { 
  transform: translate(-50%, -50%) rotateY(240deg) translateZ(78px);
  /* 天空蓝 - 左侧，较暗 */
  background: linear-gradient(
    200deg,
    rgba(185, 215, 235, 0.38) 0%,
    rgba(170, 200, 225, 0.22) 50%,
    rgba(155, 190, 215, 0.13) 100%
  );
  border: 1px solid rgba(170, 200, 225, 0.38);
}
.f6 { 
  transform: translate(-50%, -50%) rotateY(300deg) translateZ(78px);
  /* 杏色橙 - 左前，最暗 */
  background: linear-gradient(
    200deg,
    rgba(255, 225, 200, 0.36) 0%,
    rgba(250, 215, 185, 0.20) 50%,
    rgba(240, 200, 170, 0.12) 100%
  );
  border: 1px solid rgba(250, 215, 185, 0.36);
}

/* ========================================
   顶面和底面 - 防止穿帮
   ======================================== */
.crystal-top,
.crystal-bottom {
  position: absolute;
  width: 156px;
  height: 156px;
  left: 50%;
  top: 50%;
  transform-style: preserve-3d;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.crystal-top {
  transform: translate(-50%, -50%) rotateX(90deg) translateZ(60px);
  background: linear-gradient(
    135deg,
    rgba(255, 230, 235, 0.25) 0%,
    rgba(255, 220, 225, 0.12) 50%,
    rgba(255, 210, 220, 0.06) 100%
  );
}

.crystal-bottom {
  transform: translate(-50%, -50%) rotateX(-90deg) translateZ(60px);
  background: linear-gradient(
    135deg,
    rgba(220, 210, 205, 0.15) 0%,
    rgba(210, 200, 195, 0.08) 50%,
    rgba(200, 190, 185, 0.04) 100%
  );
}

/* ========================================
   中心元素 - 冰晶核心
   ======================================== */
.avatar-core {
  position: absolute;
  width: 50px;
  height: 50px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  transform-style: preserve-3d;
}

.core-inner {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(
    circle at 35% 35%,
    rgba(255, 240, 245, 0.6) 0%,
    rgba(255, 220, 230, 0.3) 40%,
    rgba(255, 200, 215, 0.1) 70%,
    transparent 100%
  );
  animation: core-pulse 6s ease-in-out infinite;
}

@keyframes core-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.15);
    opacity: 1;
  }
}

/* ========================================
   光晕层 - 多层渐变
   ======================================== */
.avatar-glow {
  position: absolute;
  width: 240px;
  height: 240px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: 
    radial-gradient(
      circle,
      rgba(255, 225, 210, 0.10) 0%,
      rgba(255, 210, 200, 0.06) 30%,
      transparent 50%
    ),
    radial-gradient(
      circle at 60% 40%,
      rgba(255, 200, 210, 0.08) 0%,
      transparent 40%
    );
  animation: glow-breathe 8s ease-in-out infinite;
  z-index: 1;
}

@keyframes glow-breathe {
  0%, 100% { 
    opacity: 0.6; 
    transform: translate(-50%, -50%) scale(1); 
  }
  50% { 
    opacity: 1; 
    transform: translate(-50%, -50%) scale(1.06); 
  }
}

/* 外层氛围光 */
.avatar-aura {
  position: absolute;
  width: 300px;
  height: 300px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255, 218, 185, 0.04) 0%,
    transparent 60%
  );
  animation: aura-breathe 12s ease-in-out infinite;
  z-index: -1;
}

@keyframes aura-breathe {
  0%, 100% { 
    opacity: 0.5; 
    transform: translate(-50%, -50%) scale(1); 
  }
  50% { 
    opacity: 0.8; 
    transform: translate(-50%, -50%) scale(1.03); 
  }
}

/* ========================================
   萤火虫粒子（外部）
   定位在头像周围，不影响布局
   ======================================== */
.firefly-container {
  position: absolute;
  width: 500px;
  height: 500px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  pointer-events: none;
}

.firefly {
  position: absolute;
  border-radius: 50%;
  will-change: transform, opacity;
}

/* 萤火虫基础样式 - 小而亮 */
.firefly {
  position: absolute;
  border-radius: 50%;
  will-change: transform;
}

/* 萤火虫颜色 - 淡雅发光 */
.firefly.warm {
  /* 暖萤火 - 淡黄 */
  background: radial-gradient(circle,
    rgba(255, 245, 220, 0.9) 0%,
    rgba(255, 230, 180, 0.5) 50%,
    transparent 100%
  );
  box-shadow: 0 0 8px rgba(255, 230, 180, 0.3);
}

.firefly.cool {
  /* 冷萤火 - 淡蓝白 */
  background: radial-gradient(circle,
    rgba(230, 245, 255, 0.9) 0%,
    rgba(200, 230, 250, 0.5) 50%,
    transparent 100%
  );
  box-shadow: 0 0 6px rgba(200, 230, 250, 0.25);
}

.firefly.pink {
  /* 粉萤火 - 淡粉 */
  background: radial-gradient(circle,
    rgba(255, 240, 245, 0.9) 0%,
    rgba(255, 225, 235, 0.5) 50%,
    transparent 100%
  );
  box-shadow: 0 0 6px rgba(255, 225, 235, 0.25);
}

/* ========================================
   Hero 标识
   ======================================== */
.hero-identity {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.hero-name {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 700;
  color: var(--text-100);
  letter-spacing: 0.04em;
  animation: name-glow 12s ease-in-out infinite;
}

@keyframes name-glow {
  0%, 100% { text-shadow: none; }
  50% { text-shadow: 0 0 30px rgba(255, 176, 88, 0.15); }
}

.hero-name-cn {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  color: var(--text-400);
  letter-spacing: 0.1em;
}

.hero-tagline {
  font-size: 18px;
  font-weight: 400;
  color: var(--text-400);
  letter-spacing: 0.05em;
  margin-top: var(--space-sm);
  animation: tagline-glow 15s ease-in-out infinite;
}

@keyframes tagline-glow {
  0%, 100% { text-shadow: none; }
  50% { text-shadow: 0 0 20px rgba(255, 176, 88, 0.1); }
}

/* 滚动提示 */
.scroll-hint {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  animation: scroll-bounce 2s ease-in-out infinite;
}

.scroll-arrow {
  display: block;
  width: 24px;
  height: 24px;
  border-right: 2px solid var(--text-400);
  border-bottom: 2px solid var(--text-400);
  transform: rotate(45deg);
  opacity: 0.6;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* ========================================
   区块通用样式
   ======================================== */
.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-title {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  color: var(--text-200);
  letter-spacing: 0.03em;
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 18px;
  font-weight: 400;
  color: var(--text-400);
  letter-spacing: 0.02em;
}

/* ========================================
   美学展示区
   ======================================== */
.gallery-section {
  padding: var(--space-4xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
  min-height: 100vh;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

/* 画廊卡片 */
.gallery-card {
  background: var(--canvas-card);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
  box-shadow: 
    0 8px 32px var(--shadow-purple-light),
    inset 0 0 80px rgba(255, 176, 88, 0.02);
  transition: 
    transform 0.4s var(--ease-out),
    box-shadow 0.4s var(--ease-out);
}

.gallery-card:hover {
  transform: translateY(-8px);
  box-shadow: 
    0 16px 48px var(--shadow-purple),
    inset 0 0 100px rgba(255, 176, 88, 0.04);
}

/* 卡片内部光晕 */
.card-inner-glow {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(255, 176, 88, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.card-content {
  position: relative;
  z-index: 1;
}

.card-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  color: var(--text-200);
  margin-bottom: var(--space-xs);
}

.card-desc {
  font-size: 16px;
  color: var(--text-400);
  margin-bottom: var(--space-lg);
}

/* 配色预览 */
.palette-preview {
  display: flex;
  gap: var(--space-sm);
}

.palette-dot {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  box-shadow: 0 4px 12px var(--shadow-purple-light);
  transition: transform 0.3s var(--ease-out);
}

.palette-dot:hover {
  transform: scale(1.15);
}

/* 字体预览 */
.typography-preview {
  display: flex;
  gap: var(--space-lg);
  align-items: baseline;
}

.type-serif {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 600;
  color: var(--text-200);
}

.type-sans {
  font-family: var(--font-body);
  font-size: 48px;
  font-weight: 600;
  color: var(--text-300);
}

.type-cn {
  font-family: 'Noto Serif SC', serif;
  font-size: 48px;
  font-weight: 600;
  color: var(--monet-lily);
}

/* 渐变预览 */
.gradient-preview {
  height: 80px;
  border-radius: var(--radius-lg);
  background: linear-gradient(
    135deg,
    var(--canvas-bg) 0%,
    var(--monet-sunrise) 30%,
    var(--monet-lily) 60%,
    var(--monet-sky-evening) 100%
  );
  box-shadow: 0 4px 16px var(--shadow-warm);
}

/* 交互演示 */
.interaction-demo {
  display: flex;
  gap: var(--space-xs);
  align-items: flex-end;
  height: 60px;
}

.demo-bar {
  width: 8px;
  background: linear-gradient(to top, var(--monet-lily), var(--monet-sunrise));
  border-radius: 4px;
  animation: bar-wave 1.5s ease-in-out infinite;
}

.demo-bar:nth-child(1) { height: 20px; animation-delay: 0s; }
.demo-bar:nth-child(2) { height: 35px; animation-delay: 0.1s; }
.demo-bar:nth-child(3) { height: 50px; animation-delay: 0.2s; }
.demo-bar:nth-child(4) { height: 35px; animation-delay: 0.3s; }
.demo-bar:nth-child(5) { height: 20px; animation-delay: 0.4s; }

@keyframes bar-wave {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(1.3); }
}

/* ========================================
   呼吸动态
   ======================================== */
.breath-demo {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  justify-content: center;
  height: 60px;
}

.breath-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--monet-lily);
  animation: breath-pulse 3s ease-in-out infinite;
}

.breath-dot:nth-child(1) { animation-delay: 0s; }
.breath-dot:nth-child(2) { animation-delay: 0.3s; }
.breath-dot:nth-child(3) { animation-delay: 0.6s; }
.breath-dot:nth-child(4) { animation-delay: 0.9s; }
.breath-dot:nth-child(5) { animation-delay: 1.2s; }

@keyframes breath-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.5);
    opacity: 1;
  }
}

/* ========================================
   涟漪动态
   ======================================== */
.ripple-demo {
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.ripple-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid var(--monet-water);
  animation: ripple-expand 3s ease-out infinite;
  opacity: 0;
}

.r1 { animation-delay: 0s; }
.r2 { animation-delay: 1s; }
.r3 { animation-delay: 2s; }

@keyframes ripple-expand {
  0% {
    width: 10px;
    height: 10px;
    opacity: 0.8;
  }
  100% {
    width: 80px;
    height: 80px;
    opacity: 0;
  }
}

/* ========================================
   轨迹动态
   ======================================== */
.orbit-demo {
  width: 100%;
  height: 80px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbit-center {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--monet-sunrise);
  box-shadow: 0 0 20px rgba(255, 176, 88, 0.5);
  animation: center-glow 4s ease-in-out infinite;
}

@keyframes center-glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(255, 176, 88, 0.5);
  }
  50% {
    box-shadow: 0 0 30px rgba(255, 176, 88, 0.7);
  }
}

.orbit-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--monet-lily);
  animation: orbit-rotate 8s linear infinite;
  transform-origin: 35px center;
}

@keyframes orbit-rotate {
  from { transform: rotate(0deg) translateX(35px); }
  to { transform: rotate(360deg) translateX(35px); }
}

/* ========================================
   波浪动态
   ======================================== */
.wave-demo {
  width: 100%;
  height: 80px;
  overflow: hidden;
}

.wave-demo svg {
  width: 200%;
  height: 100%;
  animation: wave-flow 4s linear infinite;
}

.wave-path {
  fill: var(--monet-water);
  opacity: 0.3;
}

@keyframes wave-flow {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ========================================
   脉动动态
   ======================================== */
.pulse-demo {
  display: flex;
  gap: 4px;
  align-items: center;
  justify-content: center;
  height: 60px;
}

.pulse-line {
  width: 3px;
  height: 30px;
  background: linear-gradient(to top, var(--fusion-pink), var(--monet-sunrise));
  border-radius: 2px;
  animation: pulse-beat 1.2s ease-in-out infinite;
}

.pulse-line:nth-child(1) { animation-delay: 0s; height: 15px; }
.pulse-line:nth-child(2) { animation-delay: 0.05s; height: 25px; }
.pulse-line:nth-child(3) { animation-delay: 0.1s; height: 35px; }
.pulse-line:nth-child(4) { animation-delay: 0.15s; height: 50px; }
.pulse-line:nth-child(5) { animation-delay: 0.2s; height: 60px; }
.pulse-line:nth-child(6) { animation-delay: 0.25s; height: 45px; }
.pulse-line:nth-child(7) { animation-delay: 0.3s; height: 55px; }
.pulse-line:nth-child(8) { animation-delay: 0.35s; height: 40px; }
.pulse-line:nth-child(9) { animation-delay: 0.4s; height: 50px; }
.pulse-line:nth-child(10) { animation-delay: 0.45s; height: 35px; }
.pulse-line:nth-child(11) { animation-delay: 0.5s; height: 25px; }
.pulse-line:nth-child(12) { animation-delay: 0.55s; height: 15px; }

@keyframes pulse-beat {
  0%, 100% { transform: scaleY(0.6); opacity: 0.4; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* ========================================
   设计理念区
   ======================================== */
.philosophy-section {
  padding: var(--space-4xl) 0;
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

.philosophy-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    180deg,
    var(--canvas-bg) 0%,
    rgba(232, 223, 214, 0.5) 50%,
    var(--canvas-bg) 100%
  );
}

.philosophy-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  position: relative;
  z-index: 1;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.philosophy-block {
  padding: var(--space-xl);
  background: rgba(245, 241, 237, 0.6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(10px);
  transition: all 0.4s var(--ease-out);
}

.philosophy-block:hover {
  background: rgba(245, 241, 237, 0.8);
  box-shadow: 0 8px 32px var(--shadow-purple-light);
}

.philosophy-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 600;
  color: var(--text-200);
  margin-bottom: var(--space-md);
  letter-spacing: 0.05em;
}

.philosophy-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-300);
}

/* ========================================
   技术能力区
   ======================================== */
.skills-section {
  padding: var(--space-4xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
  min-height: 100vh;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.skill-card {
  padding: var(--space-xl);
  background: var(--canvas-card);
  border-radius: var(--radius-xl);
  text-align: center;
  border: 1px solid var(--border-soft);
  transition: all 0.4s var(--ease-out);
}

.skill-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px var(--shadow-purple-light);
  border-color: var(--border-medium);
}

.skill-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--icon-color), transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.icon-shape {
  width: 24px;
  height: 24px;
  background: var(--canvas-card);
  border-radius: 4px;
  transform: rotate(45deg);
}

.skill-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--text-200);
  margin-bottom: var(--space-xs);
}

.skill-desc {
  font-size: 14px;
  color: var(--text-400);
  margin-bottom: var(--space-md);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: center;
}

.skill-tag {
  font-size: 12px;
  font-family: var(--font-mono);
  padding: 4px 10px;
  background: var(--canvas-bg);
  color: var(--text-400);
  border-radius: var(--radius-sm);
}

/* ========================================
   联系/结尾区
   ======================================== */
.footer-section {
  padding: var(--space-4xl) var(--space-lg);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

.footer-fade-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(
    to bottom,
    var(--canvas-bg),
    transparent
  );
}

.footer-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.footer-text {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  color: var(--text-300);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xl);
  animation: footer-glow 10s ease-in-out infinite;
}

@keyframes footer-glow {
  0%, 100% { text-shadow: none; }
  50% { text-shadow: 0 0 30px rgba(255, 176, 88, 0.1); }
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.footer-link {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-400);
  text-decoration: none;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-lg);
  background: var(--canvas-card);
  border: 1px solid var(--border-soft);
  transition: all 0.3s var(--ease-smooth);
}

.footer-link:hover {
  color: var(--text-200);
  background: rgba(245, 241, 237, 0.9);
  box-shadow: 0 4px 16px var(--shadow-purple-light);
  transform: translateY(-2px);
}

.link-icon {
  font-size: 12px;
  color: var(--monet-lily);
}

.footer-copyright {
  font-size: 14px;
  color: var(--text-500);
  letter-spacing: 0.02em;
}

.footer-fade-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(
    to top,
    var(--canvas-deep),
    transparent
  );
  opacity: 0.5;
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1024px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 80px;
  }
  
  .nav-links {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .hero-name {
    font-size: 40px;
  }
  
  .hero-name-cn {
    font-size: 20px;
  }
  
  .hero-tagline {
    font-size: 16px;
  }
  
  .avatar-container {
    width: 180px;
    height: 180px;
    perspective: 500px;
  }
  
  .avatar-transition {
    width: 220px;
    height: 220px;
  }
  
  .avatar-crystal-wrapper {
    width: 145px;
    height: 145px;
  }
  
  .crystal-face {
    width: 72px;
    height: 96px;
  }
  
  .f1 { transform: translate(-50%, -50%) rotateY(0deg) translateZ(62px); }
  .f2 { transform: translate(-50%, -50%) rotateY(60deg) translateZ(62px); }
  .f3 { transform: translate(-50%, -50%) rotateY(120deg) translateZ(62px); }
  .f4 { transform: translate(-50%, -50%) rotateY(180deg) translateZ(62px); }
  .f5 { transform: translate(-50%, -50%) rotateY(240deg) translateZ(62px); }
  .f6 { transform: translate(-50%, -50%) rotateY(300deg) translateZ(62px); }
  
  .crystal-top,
  .crystal-bottom {
    width: 125px;
    height: 125px;
  }
  
  .crystal-top { transform: translate(-50%, -50%) rotateX(90deg) translateZ(48px); }
  .crystal-bottom { transform: translate(-50%, -50%) rotateX(-90deg) translateZ(48px); }
  
  .avatar-core {
    width: 40px;
    height: 40px;
  }
  
  .avatar-glow {
    width: 190px;
    height: 190px;
  }
  
  .avatar-aura {
    width: 240px;
    height: 240px;
  }
  
  .section-title {
    font-size: 32px;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .philosophy-grid {
    grid-template-columns: 1fr;
  }
  
  .skills-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    flex-direction: column;
    align-items: center;
  }
  
  /* 移动端动画降级 */
  .hero-light-flow {
    animation-duration: 120s;
  }
  
  .p4, .p5 {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 32px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .philosophy-title {
    font-size: 24px;
  }
  
  .type-serif, .type-sans, .type-cn {
    font-size: 36px;
  }
}

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