/* ============================================================
   91吃瓜 - 工业视效风 + 赛博绿 主样式
   主色调：#00FF66 | 背景：#050505 | 辅助：#4D4D4D
   ============================================================ */

/* ---------- CSS 变量 ---------- */
:root {
  --color-primary:   #00FF66;
  --color-secondary: #4D4D4D;
  --color-bg:        #050505;
  --color-card:      #111111;
  --color-text:      #B3B3B3;
  --color-white:     #FFFFFF;
  --color-border:    #1A1A1A;
  --color-danger:    #FF3333;
  --font-heading:    'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body:       'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono:       'JetBrains Mono', 'Courier New', monospace;
  --transition:      0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius:          4px;
  --shadow:          0 4px 24px rgba(0, 255, 102, 0.08);
  --shadow-hover:    0 8px 40px rgba(0, 255, 102, 0.2);
  --max-width:       1400px;
}

/* ---------- 重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-white); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---------- 矩阵加载动画 ---------- */
#matrix-loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--color-bg);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#matrix-loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
#matrix-canvas { position: absolute; inset: 0; opacity: 0.4; }
.loader-logo {
  position: relative; z-index: 1;
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 3vw, 2rem);
  color: var(--color-primary);
  text-shadow: 0 0 20px var(--color-primary);
  letter-spacing: 0.3em;
  animation: pulse-glow 1s ease-in-out infinite alternate;
}
.loader-bar {
  position: relative; z-index: 1;
  width: 200px; height: 2px;
  background: var(--color-border);
  margin-top: 20px; overflow: hidden;
}
.loader-bar::after {
  content: '';
  position: absolute; left: -100%; top: 0;
  width: 100%; height: 100%;
  background: var(--color-primary);
  animation: loading-bar 1.5s ease forwards;
}
@keyframes loading-bar { to { left: 0; } }
@keyframes pulse-glow {
  from { text-shadow: 0 0 10px var(--color-primary); }
  to   { text-shadow: 0 0 30px var(--color-primary), 0 0 60px rgba(0,255,102,0.4); }
}

/* ---------- 导航栏 ---------- */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(5, 5, 5, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}
.site-nav.scrolled { border-bottom-color: rgba(0,255,102,0.2); }
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  text-shadow: 0 0 10px rgba(0,255,102,0.5);
}
.nav-logo span { color: var(--color-white); }
.nav-menu { display: flex; align-items: center; gap: 8px; }
.nav-menu a {
  color: var(--color-text);
  font-size: 0.875rem;
  padding: 6px 14px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  letter-spacing: 0.05em;
  transition: var(--transition);
}
.nav-menu a:hover, .nav-menu a.active {
  color: var(--color-primary);
  border-color: rgba(0,255,102,0.3);
  background: rgba(0,255,102,0.05);
}
.nav-cta {
  background: var(--color-primary) !important;
  color: var(--color-bg) !important;
  font-weight: 700;
  border-color: var(--color-primary) !important;
}
.nav-cta:hover { background: #00cc52 !important; }
.nav-search-btn {
  color: var(--color-text);
  padding: 6px 10px;
  border-radius: var(--radius);
  transition: var(--transition);
}
.nav-search-btn:hover { color: var(--color-primary); }
.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

/* ---------- 英雄区 ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  padding-top: 64px;
}
.hero-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, #050505 0%, #0a0f0a 50%, #050505 100%);
}
.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover; opacity: 0.35;
  filter: saturate(0.6) brightness(0.7);
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(5,5,5,0.3) 0%, rgba(5,5,5,0.7) 80%, var(--color-bg) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  text-align: center;
  padding: 0 24px;
  max-width: 900px;
}
.hero-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-primary);
  border: 1px solid rgba(0,255,102,0.4);
  padding: 4px 16px;
  border-radius: 2px;
  letter-spacing: 0.2em;
  margin-bottom: 24px;
  text-transform: uppercase;
}
.hero-title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}
.hero-title .highlight {
  color: var(--color-primary);
  text-shadow: 0 0 30px rgba(0,255,102,0.4);
}
.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto; margin-right: auto;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--color-primary);
  color: var(--color-bg);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 14px 32px;
  border-radius: var(--radius);
  letter-spacing: 0.05em;
  transition: var(--transition);
  box-shadow: 0 0 20px rgba(0,255,102,0.3);
}
.btn-primary:hover {
  background: #00cc52;
  color: var(--color-bg);
  box-shadow: 0 0 40px rgba(0,255,102,0.5);
  transform: translateY(-2px);
}
.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid rgba(0,255,102,0.4);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 14px 32px;
  border-radius: var(--radius);
  transition: var(--transition);
}
.btn-outline:hover {
  background: rgba(0,255,102,0.08);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}
.hero-scroll {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--color-secondary);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  animation: bounce 2s ease-in-out infinite;
}
.hero-scroll::after {
  content: '';
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--color-secondary), transparent);
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- 通用区块 ---------- */
.section {
  padding: 100px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-primary);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 1rem;
  color: var(--color-text);
  max-width: 600px;
  margin: 0 auto;
}
.section-divider {
  width: 60px; height: 2px;
  background: var(--color-primary);
  margin: 16px auto 0;
  box-shadow: 0 0 10px rgba(0,255,102,0.5);
}

/* ---------- 卡片网格 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}
.card:hover {
  border-color: rgba(0,255,102,0.3);
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  opacity: 0;
  transition: var(--transition);
}
.card:hover::before { opacity: 1; }
.card-img {
  width: 100%; aspect-ratio: 16/9;
  object-fit: cover;
  filter: saturate(0.8) brightness(0.9);
  transition: var(--transition);
}
.card:hover .card-img { filter: saturate(1) brightness(1); }
.card-body { padding: 24px; }
.card-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-primary);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
  line-height: 1.4;
}
.card-text {
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 16px;
}
.card-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.05em;
}
.card-link::after {
  content: '→';
  transition: transform 0.2s;
}
.card:hover .card-link::after { transform: translateX(4px); }

/* ---------- 特色模块 ---------- */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
  border-bottom: 1px solid var(--color-border);
}
.feature-block:last-child { border-bottom: none; }
.feature-block.reverse { direction: rtl; }
.feature-block.reverse > * { direction: ltr; }
.feature-img-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.feature-img-wrap img {
  width: 100%; aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.feature-img-wrap:hover img { transform: scale(1.03); }
.feature-img-wrap::after {
  content: '';
  position: absolute; inset: 0;
  border: 1px solid rgba(0,255,102,0.15);
  border-radius: var(--radius);
  pointer-events: none;
}
.feature-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-primary);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.feature-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 20px;
}
.feature-text {
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 24px;
}
.feature-stats {
  display: flex; gap: 32px; flex-wrap: wrap;
  margin-bottom: 32px;
}
.stat-item { text-align: center; }
.stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-primary);
  font-family: var(--font-mono);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label { font-size: 0.75rem; color: var(--color-secondary); letter-spacing: 0.1em; }

/* ---------- Before/After 滑动对比器 ---------- */
.compare-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  cursor: col-resize;
  user-select: none;
}
.compare-before, .compare-after {
  position: absolute; inset: 0;
}
.compare-before img, .compare-after img {
  width: 100%; height: 100%; object-fit: cover;
}
.compare-after { clip-path: inset(0 50% 0 0); }
.compare-handle {
  position: absolute; top: 0; bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--color-primary);
  box-shadow: 0 0 10px rgba(0,255,102,0.8);
  transform: translateX(-50%);
  z-index: 10;
}
.compare-handle::before {
  content: '◀ ▶';
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-primary);
  color: var(--color-bg);
  font-size: 0.7rem;
  padding: 6px 10px;
  border-radius: 20px;
  white-space: nowrap;
  font-weight: 700;
}
.compare-label-before, .compare-label-after {
  position: absolute; bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: rgba(5,5,5,0.8);
  border: 1px solid var(--color-border);
  padding: 4px 12px;
  border-radius: 2px;
  letter-spacing: 0.1em;
  z-index: 5;
}
.compare-label-before { left: 16px; color: var(--color-text); }
.compare-label-after  { right: 16px; color: var(--color-primary); }

/* ---------- 技术标签云 ---------- */
.tech-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-primary);
  border: 1px solid rgba(0,255,102,0.3);
  padding: 4px 14px;
  border-radius: 2px;
  letter-spacing: 0.1em;
  background: rgba(0,255,102,0.04);
  transition: var(--transition);
}
.tech-tag:hover {
  background: rgba(0,255,102,0.1);
  border-color: var(--color-primary);
}

/* ---------- 时间线 ---------- */
.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
}
.timeline-item {
  position: relative;
  margin-bottom: 40px;
}
.timeline-item::before {
  content: '';
  position: absolute; left: -36px; top: 6px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 8px rgba(0,255,102,0.6);
}
.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-primary);
  letter-spacing: 0.2em;
  margin-bottom: 6px;
}
.timeline-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
}
.timeline-text { font-size: 0.875rem; color: var(--color-text); }

/* ---------- FAQ ---------- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-question {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  text-align: left;
  transition: var(--transition);
}
.faq-question:hover { color: var(--color-primary); }
.faq-icon {
  width: 24px; height: 24px;
  border: 1px solid rgba(0,255,102,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  font-size: 1rem;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-item.open .faq-answer { max-height: 500px; padding-bottom: 20px; }
.faq-answer p { color: var(--color-text); line-height: 1.8; font-size: 0.9rem; }

/* ---------- 表格 ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.data-table th {
  background: rgba(0,255,102,0.06);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(0,255,102,0.2);
}
.data-table td {
  padding: 12px 16px;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}
.data-table tr:hover td { background: rgba(0,255,102,0.02); }

/* ---------- 页面内容区（详情页） ---------- */
.page-hero {
  padding: 140px 24px 80px;
  background: linear-gradient(to bottom, rgba(0,255,102,0.04) 0%, transparent 100%);
  border-bottom: 1px solid var(--color-border);
}
.page-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-secondary);
  margin-bottom: 24px;
}
.breadcrumb a { color: var(--color-secondary); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span { color: var(--color-border); }
.page-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 16px;
}
.page-subtitle {
  font-size: 1.1rem;
  color: var(--color-text);
  max-width: 700px;
}
.content-body {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 24px;
}
.content-body h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-white);
  margin: 48px 0 16px;
  padding-left: 16px;
  border-left: 3px solid var(--color-primary);
}
.content-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin: 32px 0 12px;
}
.content-body p {
  color: var(--color-text);
  line-height: 1.9;
  margin-bottom: 16px;
}
.content-body ul {
  list-style: none;
  margin-bottom: 16px;
}
.content-body ul li {
  color: var(--color-text);
  padding: 6px 0 6px 20px;
  position: relative;
  font-size: 0.9rem;
}
.content-body ul li::before {
  content: '▸';
  position: absolute; left: 0;
  color: var(--color-primary);
}
.content-body blockquote {
  border-left: 3px solid var(--color-primary);
  padding: 16px 24px;
  background: rgba(0,255,102,0.04);
  margin: 24px 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.content-body blockquote p { color: var(--color-white); font-style: italic; margin: 0; }

/* ---------- Glitch 特效 ---------- */
.glitch {
  position: relative;
}
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  opacity: 0;
}
.glitch:hover::before {
  opacity: 0.7;
  color: #ff0040;
  clip-path: polygon(0 30%, 100% 30%, 100% 50%, 0 50%);
  animation: glitch-1 0.3s steps(2) forwards;
}
.glitch:hover::after {
  opacity: 0.7;
  color: #00ffff;
  clip-path: polygon(0 60%, 100% 60%, 100% 80%, 0 80%);
  animation: glitch-2 0.3s steps(2) forwards;
}
@keyframes glitch-1 {
  0% { transform: translateX(-4px); }
  50% { transform: translateX(4px); }
  100% { transform: translateX(0); opacity: 0; }
}
@keyframes glitch-2 {
  0% { transform: translateX(4px); }
  50% { transform: translateX(-4px); }
  100% { transform: translateX(0); opacity: 0; }
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: #080808;
  border-top: 1px solid var(--color-border);
  padding: 80px 24px 40px;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}
.footer-brand .nav-logo { font-size: 1.2rem; margin-bottom: 16px; }
.footer-brand p {
  font-size: 0.875rem;
  color: var(--color-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}
.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 0.875rem;
  color: var(--color-secondary);
  transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--color-primary); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 32px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-bottom p {
  font-size: 0.8rem;
  color: var(--color-secondary);
  font-family: var(--font-mono);
}
.footer-legal { display: flex; gap: 24px; }
.footer-legal a {
  font-size: 0.8rem;
  color: var(--color-secondary);
}
.footer-legal a:hover { color: var(--color-primary); }

/* ---------- 搜索框 ---------- */
.search-bar {
  display: flex;
  max-width: 600px;
  margin: 0 auto;
  border: 1px solid rgba(0,255,102,0.3);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-card);
}
.search-bar input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  padding: 14px 20px;
  color: var(--color-white);
  font-size: 1rem;
  font-family: var(--font-body);
}
.search-bar input::placeholder { color: var(--color-secondary); }
.search-bar button {
  background: var(--color-primary);
  color: var(--color-bg);
  padding: 14px 24px;
  font-weight: 700;
  font-size: 0.875rem;
  transition: var(--transition);
}
.search-bar button:hover { background: #00cc52; }

/* ---------- 徽章/标签 ---------- */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  padding: 3px 10px;
  border-radius: 2px;
  text-transform: uppercase;
}
.badge-green { background: rgba(0,255,102,0.15); color: var(--color-primary); border: 1px solid rgba(0,255,102,0.3); }
.badge-gray  { background: rgba(77,77,77,0.3); color: var(--color-secondary); border: 1px solid var(--color-border); }
.badge-red   { background: rgba(255,51,51,0.15); color: var(--color-danger); border: 1px solid rgba(255,51,51,0.3); }

/* ---------- 招聘卡片 ---------- */
.job-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 24px;
  transition: var(--transition);
  flex-wrap: wrap;
}
.job-card:hover {
  border-color: rgba(0,255,102,0.3);
  box-shadow: var(--shadow-hover);
}
.job-info h3 { font-size: 1.1rem; font-weight: 700; color: var(--color-white); margin-bottom: 8px; }
.job-meta { display: flex; gap: 12px; flex-wrap: wrap; }
.job-meta span { font-size: 0.8rem; color: var(--color-secondary); font-family: var(--font-mono); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .feature-block { grid-template-columns: 1fr; gap: 40px; }
  .feature-block.reverse { direction: ltr; }
}
@media (max-width: 768px) {
  .nav-menu { display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0;
    flex-direction: column; background: rgba(5,5,5,0.98); padding: 32px 24px;
    gap: 4px; overflow-y: auto; }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 12px 16px; font-size: 1rem; }
  .nav-toggle { display: flex; }
  .section { padding: 60px 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .card-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 2.2rem; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: center; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
}

/* ---------- 滚动动画 ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ---------- 自定义滚动条 ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,255,102,0.3); }

/* ---------- 选中文本 ---------- */
::selection { background: rgba(0,255,102,0.2); color: var(--color-white); }

/* ---------- 404 页 ---------- */
.error-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 24px;
}
.error-code {
  font-family: var(--font-mono);
  font-size: clamp(6rem, 20vw, 12rem);
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 2px rgba(0,255,102,0.3);
  line-height: 1;
  margin-bottom: 24px;
}
.error-title { font-size: 1.5rem; font-weight: 700; color: var(--color-white); margin-bottom: 16px; }
.error-text { color: var(--color-text); margin-bottom: 32px; }

/* ---------- 合规页 ---------- */
.legal-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 120px 24px 80px;
}
.legal-content h1 { font-size: 2rem; font-weight: 900; color: var(--color-white); margin-bottom: 8px; }
.legal-date { font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-secondary); margin-bottom: 48px; }
.legal-content h2 { font-size: 1.2rem; font-weight: 700; color: var(--color-white); margin: 36px 0 12px; }
.legal-content p, .legal-content li { font-size: 0.9rem; color: var(--color-text); line-height: 1.9; margin-bottom: 12px; }
.legal-content ul { padding-left: 20px; list-style: disc; }
.legal-content ul li { color: var(--color-text); }

/* ---------- 进度条 ---------- */
.progress-bar-wrap { background: var(--color-border); border-radius: 2px; overflow: hidden; height: 6px; margin: 8px 0; }
.progress-bar { height: 100%; background: var(--color-primary); border-radius: 2px; box-shadow: 0 0 8px rgba(0,255,102,0.4); transition: width 1.5s ease; }

/* ---------- 色盘演示 ---------- */
.color-wheel-demo {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); gap: 12px;
}
.swatch {
  aspect-ratio: 1; border-radius: var(--radius);
  border: 1px solid var(--color-border);
  cursor: pointer; transition: var(--transition);
  position: relative; overflow: hidden;
}
.swatch:hover { transform: scale(1.1); border-color: var(--color-primary); }
.swatch-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: rgba(5,5,5,0.8);
  font-family: var(--font-mono); font-size: 0.6rem;
  color: var(--color-text); padding: 4px;
  text-align: center; letter-spacing: 0.05em;
}

/* ---------- 线框/渲染切换 ---------- */
.wireframe-toggle {
  position: relative;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16/9;
}
.wireframe-toggle img {
  width: 100%; height: 100%; object-fit: cover;
  position: absolute; inset: 0;
  transition: opacity 0.5s ease;
}
.wireframe-toggle .render-img { opacity: 1; }
.wireframe-toggle .wire-img   { opacity: 0; }
.wireframe-toggle.show-wire .render-img { opacity: 0; }
.wireframe-toggle.show-wire .wire-img   { opacity: 1; }
.wireframe-btn {
  position: absolute; bottom: 16px; right: 16px; z-index: 5;
  background: rgba(5,5,5,0.85);
  border: 1px solid rgba(0,255,102,0.4);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 6px 14px;
  border-radius: 2px;
  letter-spacing: 0.1em;
  transition: var(--transition);
}
.wireframe-btn:hover { background: rgba(0,255,102,0.1); }

/* ---------- 通用工具类 ---------- */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-white { color: var(--color-white); }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-40 { margin-bottom: 40px; }
.full-width { width: 100%; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}