@charset "UTF-8";

:root {
  --bg-black: #000000;
  --bg-panel: rgba(2, 14, 9, 0.88);
  --bg-panel-solid: #03120c;
  --bg-terminal: rgba(0, 10, 6, 0.94);
  --neon-green: #00ff9c;
  --neon-green-dim: rgba(0, 255, 156, 0.68);
  --neon-green-faint: rgba(0, 255, 156, 0.16);
  --neon-green-border: rgba(0, 255, 156, 0.38);
  --neon-cyan: #00e5ff;
  --neon-amber: #ffbe0b;
  --text-main: #d8ffe9;
  --text-muted: #7bcca5;
  --glow-main: 0 0 10px rgba(0, 255, 156, 0.55);
  --glow-strong: 0 0 18px rgba(0, 255, 156, 0.85), 0 0 34px rgba(0, 255, 156, 0.35);
  --glow-box: 0 0 20px rgba(0, 255, 156, 0.18), inset 0 0 15px rgba(0, 255, 156, 0.08);
  --font-mono: 'JetBrains Mono', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', monospace;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-black);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.75;
}

body {
  background-color: var(--bg-black);
  color: var(--text-main);
  font-family: var(--font-mono);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* 矩阵雨背景画布 */
#matrix-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  opacity: 0.22;
  pointer-events: none;
}

/* 全屏扫描线覆盖层 */
.scanline-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 255, 156, 0.035) 3px,
    rgba(0, 0, 0, 0.24) 4px
  );
}

.site-wrapper {
  position: relative;
  z-index: 2;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 20px;
}

a {
  color: var(--neon-green);
  text-decoration: none;
  transition: all 0.2s ease;
}

a:hover {
  text-shadow: var(--glow-strong);
  color: #ffffff;
}

/* 顶部终端导航栏 */
.terminal-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0, 8, 5, 0.92);
  border-bottom: 1px solid var(--neon-green-border);
  box-shadow: 0 4px 20px rgba(0, 255, 156, 0.12);
  backdrop-filter: blur(8px);
}

.header-inner {
  max-width: 1220px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  letter-spacing: 1px;
}

.brand-status-dot {
  width: 10px;
  height: 10px;
  background-color: var(--neon-green);
  border-radius: 50%;
  box-shadow: var(--glow-strong);
  display: inline-block;
  animation: pulse-dot 1.8s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.85); }
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
  list-style: none;
}

.nav-links a {
  font-size: 0.94rem;
  color: var(--text-main);
  padding: 4px 8px;
  border: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--neon-green);
  border-color: var(--neon-green-border);
  background: var(--neon-green-faint);
  text-shadow: var(--glow-main);
}

/* 按钮通用样式 */
.btn-cyber {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  font-family: var(--font-mono);
  font-size: 0.96rem;
  font-weight: 700;
  color: #000000;
  background: var(--neon-green);
  border: 1px solid var(--neon-green);
  box-shadow: 0 0 15px rgba(0, 255, 156, 0.5);
  cursor: pointer;
  transition: all 0.22s ease;
  text-shadow: none;
}

.btn-cyber:hover {
  background: #ffffff;
  color: #000000;
  border-color: #ffffff;
  box-shadow: 0 0 25px rgba(0, 255, 156, 0.95);
  transform: translateY(-2px);
  text-shadow: none;
}

.btn-cyber-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  font-family: var(--font-mono);
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--neon-green);
  background: rgba(0, 255, 156, 0.08);
  border: 1px solid var(--neon-green);
  box-shadow: var(--glow-box);
  cursor: pointer;
  transition: all 0.22s ease;
  text-shadow: var(--glow-main);
}

.btn-cyber-outline:hover {
  background: rgba(0, 255, 156, 0.24);
  color: #ffffff;
  box-shadow: var(--glow-strong);
  transform: translateY(-2px);
}

/* 主视觉区 Hero */
.hero-section {
  padding: 48px 0 36px;
}

.ascii-frame {
  background: var(--bg-panel);
  border: 1px solid var(--neon-green-border);
  box-shadow: var(--glow-box);
  padding: 28px;
  position: relative;
}

.ascii-border-line {
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  font-size: 0.85rem;
  overflow: hidden;
  white-space: nowrap;
  user-select: none;
  margin-bottom: 14px;
  opacity: 0.85;
}

.ascii-border-bottom {
  margin-top: 16px;
  margin-bottom: 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 30px;
  align-items: stretch;
}

.hero-badge {
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--neon-green);
  background: rgba(0, 255, 156, 0.12);
  color: var(--neon-green);
  font-size: 0.85rem;
  margin-bottom: 16px;
  text-shadow: var(--glow-main);
}

.hero-title {
  font-size: 2.3rem;
  line-height: 1.3;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  margin-bottom: 14px;
  font-weight: 800;
}

.hero-subtitle {
  font-size: 1.12rem;
  color: #ffffff;
  margin-bottom: 16px;
  font-weight: 600;
}

.typewriter-box {
  background: rgba(0, 20, 12, 0.9);
  border-left: 3px solid var(--neon-green);
  padding: 12px 16px;
  margin-bottom: 20px;
  min-height: 54px;
  display: flex;
  align-items: center;
  font-size: 1rem;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
}

.cursor-block {
  display: inline-block;
  margin-left: 4px;
  color: var(--neon-green);
  animation: blink-cursor 0.85s infinite step-end;
}

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

.hero-desc {
  color: var(--text-muted);
  font-size: 0.96rem;
  margin-bottom: 24px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  border-top: 1px dashed var(--neon-green-border);
  padding-top: 18px;
}

.metric-item {
  background: rgba(0, 255, 156, 0.05);
  border: 1px solid rgba(0, 255, 156, 0.22);
  padding: 10px 12px;
  text-align: center;
}

.metric-val {
  display: block;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
}

.metric-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* 交互式模拟终端 */
.terminal-window {
  background: var(--bg-terminal);
  border: 1px solid var(--neon-green);
  box-shadow: var(--glow-box);
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 430px;
}

.terminal-topbar {
  background: rgba(0, 255, 156, 0.14);
  border-bottom: 1px solid var(--neon-green-border);
  padding: 8px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--neon-green);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border: 1px solid var(--neon-green);
  background: rgba(0, 255, 156, 0.35);
}

.terminal-body {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  max-height: 310px;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--neon-green);
  text-shadow: 0 0 6px rgba(0, 255, 156, 0.4);
  cursor: text;
}

.term-line {
  margin-bottom: 6px;
  word-break: break-all;
}

.term-line.dim {
  color: var(--text-muted);
}

.term-line.highlight {
  color: #ffffff;
  text-shadow: var(--glow-main);
}

.terminal-quick-cmds {
  padding: 8px 14px;
  border-top: 1px dashed rgba(0, 255, 156, 0.25);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  background: rgba(0, 18, 11, 0.85);
}

.quick-cmd-btn {
  background: rgba(0, 255, 156, 0.1);
  border: 1px solid var(--neon-green-border);
  color: var(--neon-green);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 3px 10px;
  cursor: pointer;
  transition: all 0.18s ease;
}

.quick-cmd-btn:hover {
  background: var(--neon-green);
  color: #000000;
  box-shadow: var(--glow-main);
}

.terminal-input-row {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  border-top: 1px solid var(--neon-green-border);
  background: #000805;
}

.terminal-prompt {
  color: var(--neon-green);
  font-weight: 700;
  margin-right: 8px;
  white-space: nowrap;
  font-size: 0.88rem;
  text-shadow: var(--glow-main);
}

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  text-shadow: var(--glow-main);
}

.terminal-input::placeholder {
  color: rgba(123, 204, 165, 0.5);
}

/* 通用板块标题 */
.section-block {
  padding: 44px 0;
}

.section-header {
  margin-bottom: 28px;
  border-bottom: 1px solid var(--neon-green-border);
  padding-bottom: 14px;
}

.section-tag {
  font-size: 0.84rem;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  display: block;
  margin-bottom: 6px;
}

.section-title {
  font-size: 1.75rem;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  font-weight: 800;
}

.section-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 6px;
}

/* 3列核心优势卡片 */
.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.cyber-card {
  background: var(--bg-panel);
  border: 1px solid var(--neon-green-border);
  box-shadow: var(--glow-box);
  padding: 24px;
  transition: all 0.25s ease;
  position: relative;
}

.cyber-card:hover {
  border-color: var(--neon-green);
  box-shadow: var(--glow-strong);
  transform: translateY(-4px);
}

.card-icon-wrap {
  width: 56px;
  height: 56px;
  border: 1px solid var(--neon-green);
  background: rgba(0, 255, 156, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: var(--glow-main);
}

.card-icon-wrap img {
  width: 36px;
  height: 36px;
  display: block;
}

.cyber-card h3 {
  font-size: 1.22rem;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  margin-bottom: 10px;
}

.cyber-card p {
  color: var(--text-muted);
  font-size: 0.93rem;
}

/* 点状引导线终端输出行特性区 */
.terminal-specs-box {
  background: var(--bg-panel);
  border: 1px solid var(--neon-green);
  box-shadow: var(--glow-box);
  padding: 26px;
}

.spec-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(0, 255, 156, 0.18);
  font-size: 0.95rem;
  gap: 10px;
}

.spec-row:last-child {
  border-bottom: none;
}

.spec-name {
  color: var(--text-main);
  font-weight: 600;
  white-space: nowrap;
}

.spec-dots {
  flex: 1;
  border-bottom: 2px dotted rgba(0, 255, 156, 0.45);
  margin: 0 12px;
  min-width: 30px;
}

.spec-status {
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  font-weight: 700;
  white-space: nowrap;
}

/* 流媒体与人工智能支持图卡 */
.media-ai-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.media-card {
  background: var(--bg-panel);
  border: 1px solid var(--neon-green-border);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: all 0.22s ease;
}

.media-card:hover {
  border-color: var(--neon-green);
  box-shadow: var(--glow-main);
}

.media-card img {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border: 1px solid var(--neon-green);
  padding: 6px;
  background: rgba(0, 255, 156, 0.08);
}

.media-card h3 {
  font-size: 1.08rem;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  margin-bottom: 6px;
}

.media-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* 可点选套餐卡 */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 34px;
}

.plan-card {
  background: var(--bg-panel);
  border: 1px solid var(--neon-green-border);
  padding: 26px;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.plan-card:hover {
  border-color: var(--neon-green);
}

.plan-card.selected {
  border: 2px solid var(--neon-green);
  box-shadow: var(--glow-strong), inset 0 0 22px rgba(0, 255, 156, 0.16);
  background: rgba(0, 32, 20, 0.92);
  transform: translateY(-4px);
}

.plan-badge {
  position: absolute;
  top: -12px;
  right: 18px;
  background: var(--neon-green);
  color: #000000;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 2px 10px;
  box-shadow: var(--glow-main);
}

.plan-name {
  font-size: 1.3rem;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  margin-bottom: 8px;
}

.plan-price {
  font-size: 2.1rem;
  font-weight: 800;
  color: #ffffff;
  text-shadow: var(--glow-main);
  margin-bottom: 16px;
}

.plan-price span {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 400;
}

.plan-features {
  list-style: none;
  margin-bottom: 24px;
}

.plan-features li {
  padding: 6px 0;
  border-bottom: 1px dashed rgba(0, 255, 156, 0.15);
  font-size: 0.9rem;
  color: var(--text-main);
}

/* 终端风表格 */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--neon-green-border);
  background: var(--bg-panel);
  box-shadow: var(--glow-box);
}

.cyber-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  text-align: left;
}

.cyber-table th,
.cyber-table td {
  padding: 13px 16px;
  border: 1px solid rgba(0, 255, 156, 0.24);
}

.cyber-table th {
  background: rgba(0, 255, 156, 0.14);
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  font-weight: 700;
}

.cyber-table tr:hover td {
  background: rgba(0, 255, 156, 0.06);
}

/* 极客评价 */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.review-card {
  background: var(--bg-panel);
  border: 1px solid var(--neon-green-border);
  padding: 22px;
  box-shadow: var(--glow-box);
}

.review-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  border-bottom: 1px dashed rgba(0, 255, 156, 0.25);
  padding-bottom: 8px;
}

.reviewer-name {
  color: var(--neon-green);
  font-weight: 700;
  text-shadow: var(--glow-main);
}

.review-role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* 常见问题折叠面板 */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-panel);
  border: 1px solid var(--neon-green-border);
  box-shadow: var(--glow-box);
}

.faq-item summary {
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 700;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item[open] {
  border-color: var(--neon-green);
}

.faq-answer {
  padding: 0 20px 18px;
  color: var(--text-main);
  font-size: 0.93rem;
  border-top: 1px dashed rgba(0, 255, 156, 0.22);
  padding-top: 14px;
}

/* 文章页与子页面排版 */
.article-container {
  background: var(--bg-panel);
  border: 1px solid var(--neon-green-border);
  box-shadow: var(--glow-box);
  padding: 36px;
  margin: 36px 0;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.86rem;
  color: var(--text-muted);
  border-bottom: 1px dashed var(--neon-green-border);
  padding-bottom: 16px;
  margin-bottom: 24px;
}

.article-content h2 {
  font-size: 1.48rem;
  color: var(--neon-green);
  text-shadow: var(--glow-main);
  margin: 32px 0 14px;
  padding-left: 12px;
  border-left: 4px solid var(--neon-green);
}

.article-content h3 {
  font-size: 1.18rem;
  color: #ffffff;
  text-shadow: var(--glow-main);
  margin: 22px 0 10px;
}

.article-content p {
  margin-bottom: 16px;
  color: var(--text-main);
  font-size: 0.98rem;
  line-height: 1.85;
  text-align: justify;
}

.article-content ul,
.article-content ol {
  margin: 14px 0 20px 24px;
  color: var(--text-main);
}

.article-content li {
  margin-bottom: 8px;
}

.terminal-code-block {
  background: #000a06;
  border: 1px solid var(--neon-green-border);
  padding: 16px;
  margin: 18px 0;
  color: var(--neon-green);
  font-size: 0.88rem;
  overflow-x: auto;
  line-height: 1.6;
}

/* 页脚 */
.terminal-footer {
  border-top: 1px solid var(--neon-green-border);
  background: rgba(0, 8, 5, 0.95);
  padding: 36px 0;
  margin-top: 48px;
}

.footer-inner {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  text-align: center;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
  list-style: none;
}

.footer-nav a {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--neon-green);
  padding: 6px 14px;
  border: 1px solid var(--neon-green-border);
  background: rgba(0, 255, 156, 0.06);
}

.footer-nav a:hover {
  background: var(--neon-green);
  color: #000000;
  text-shadow: none;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 响应式适配 */
@media (max-width: 960px) {
  .hero-grid,
  .cards-grid-3,
  .media-ai-grid,
  .pricing-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .article-container {
    padding: 22px 16px;
  }

  .spec-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .spec-dots {
    display: none;
  }
}