/* ==========================================================================
   Kuromis (库洛米机场) - Neo-Brutalism 核心样式表
   风格特色：高饱和亮黄背景、4px纯黑边框、硬阴影、粉/青色高光、元素微倾斜、交互回弹
   性能优化：纯原生 CSS，零外部依赖，极速秒开
   ========================================================================== */

:root {
  --bg-yellow: #FFE600;
  --black: #000000;
  --white: #FFFFFF;
  --pink: #FF66C4;
  --cyan: #00F0FF;
  --orange: #FF914D;
  --purple: #B388FF;
  --green: #25D366;
  --border-thick: 4px solid #000000;
  --border-mid: 3px solid #000000;
  --shadow-main: 5px 5px 0px #000000;
  --shadow-lg: 8px 8px 0px #000000;
  --shadow-hover: 2px 2px 0px #000000;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
}

/* 重置与基础设置 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-yellow);
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-yellow);
  color: var(--black);
  line-height: 1.6;
  font-weight: 600;
  overflow-x: hidden;
  padding-bottom: 0;
}

/* 链接与按钮全局基础 */
a {
  color: inherit;
  text-decoration: none;
}

/* 容器 */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 新粗野主义通用组件 */
.neo-box {
  background: var(--white);
  border: var(--border-thick);
  box-shadow: var(--shadow-main);
  border-radius: 0px;
}

.neo-box-cyan {
  background: var(--cyan);
  border: var(--border-thick);
  box-shadow: var(--shadow-main);
}

.neo-box-pink {
  background: var(--pink);
  border: var(--border-thick);
  box-shadow: var(--shadow-main);
}

.neo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 900;
  font-size: 1.15rem;
  padding: 14px 28px;
  background: var(--pink);
  color: var(--black);
  border: var(--border-thick);
  box-shadow: var(--shadow-main);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  user-select: none;
}

.neo-btn:hover {
  transform: translate(3px, 3px);
  box-shadow: var(--shadow-hover);
}

.neo-btn-cyan {
  background: var(--cyan);
}

.neo-btn-yellow {
  background: var(--bg-yellow);
}

.neo-btn-white {
  background: var(--white);
}

.neo-badge {
  display: inline-block;
  padding: 4px 12px;
  font-size: 0.85rem;
  font-weight: 900;
  border: var(--border-mid);
  background: var(--cyan);
  color: var(--black);
  box-shadow: 2px 2px 0px var(--black);
}

.neo-badge-pink {
  background: var(--pink);
  color: var(--black);
}

/* 头部导航栏 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--bg-yellow);
  border-bottom: var(--border-thick);
  padding: 14px 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--black);
  letter-spacing: 1px;
}

.logo-badge {
  background: var(--black);
  color: var(--bg-yellow);
  padding: 2px 8px;
  font-size: 0.95rem;
  border: 2px solid var(--black);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
}

.nav-link {
  font-size: 1.05rem;
  font-weight: 800;
  padding: 6px 12px;
  border: 2px solid transparent;
  transition: all 0.15s ease;
}

.nav-link:hover {
  background: var(--white);
  border: 2px solid var(--black);
  box-shadow: 2px 2px 0px var(--black);
  transform: translate(-1px, -1px);
}

.nav-highlight-link {
  background: var(--pink);
  border: 2px solid var(--black);
  box-shadow: 3px 3px 0px var(--black);
  transform: rotate(-1deg);
}

.nav-highlight-link:hover {
  background: var(--cyan);
  transform: translate(2px, 2px) rotate(0deg);
  box-shadow: 1px 1px 0px var(--black);
}

/* 主视觉区 Hero */
.hero-section {
  padding: 70px 0 50px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-tag {
  align-self: flex-start;
  transform: rotate(-2deg);
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1px;
  text-transform: uppercase;
}

.hero-title .highlight-pink {
  background: var(--pink);
  padding: 0 10px;
  border: var(--border-mid);
  box-shadow: 3px 3px 0px var(--black);
  display: inline-block;
  transform: rotate(1deg);
}

.hero-subtitle {
  font-size: 1.45rem;
  font-weight: 800;
  background: var(--cyan);
  border: var(--border-mid);
  padding: 10px 16px;
  box-shadow: 4px 4px 0px var(--black);
  transform: rotate(-0.5deg);
}

.hero-desc {
  font-size: 1.1rem;
  font-weight: 600;
  color: #111;
  background: var(--white);
  border: var(--border-thick);
  padding: 16px 20px;
  box-shadow: var(--shadow-main);
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.hero-stats-banner {
  display: flex;
  gap: 16px;
  margin-top: 15px;
}

.stat-pill {
  background: var(--white);
  border: var(--border-mid);
  box-shadow: 3px 3px 0px var(--black);
  padding: 8px 14px;
  font-weight: 800;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-visual-card {
  background: var(--white);
  border: var(--border-thick);
  box-shadow: var(--shadow-lg);
  padding: 26px;
  transform: rotate(1.5deg);
  transition: transform 0.2s ease;
}

.hero-visual-card:hover {
  transform: rotate(0deg);
}

.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: var(--border-thick);
  padding-bottom: 12px;
  margin-bottom: 18px;
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.terminal-dot {
  width: 14px;
  height: 14px;
  border: 2px solid var(--black);
}

.dot-red { background: #FF4757; }
.dot-yellow { background: var(--bg-yellow); }
.dot-green { background: #2ED573; }

.terminal-title {
  font-weight: 900;
  font-size: 0.95rem;
}

.node-status-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.node-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border: var(--border-mid);
  background: #FAFAFA;
}

.node-item.active {
  background: #E8F8F5;
}

.node-name {
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
}

.node-ping {
  font-weight: 900;
  color: #0E9F6E;
  background: var(--white);
  padding: 2px 8px;
  border: 2px solid var(--black);
}

/* 区块通用标题 */
.section-wrapper {
  padding: 65px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 45px;
}

.section-tag {
  transform: rotate(-1deg);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 900;
  text-transform: uppercase;
  display: inline-block;
  background: var(--white);
  border: var(--border-thick);
  padding: 8px 24px;
  box-shadow: var(--shadow-main);
  transform: rotate(0.5deg);
}

.section-subtitle {
  margin-top: 14px;
  font-size: 1.15rem;
  font-weight: 700;
}

/* 核心优势卡片（3个图文卡片） */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:nth-child(1) {
  background: var(--white);
  transform: rotate(-1deg);
}
.feature-card:nth-child(2) {
  background: var(--cyan);
  transform: rotate(1deg);
}
.feature-card:nth-child(3) {
  background: var(--pink);
  transform: rotate(-0.8deg);
}

.feature-card:hover {
  transform: translate(-3px, -3px) rotate(0deg);
  box-shadow: 8px 8px 0px var(--black);
}

.feature-icon-box {
  width: 68px;
  height: 68px;
  background: var(--white);
  border: var(--border-thick);
  box-shadow: 4px 4px 0px var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
}

.feature-title {
  font-size: 1.45rem;
  font-weight: 900;
}

.feature-text {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
}

.feature-list li {
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
}

/* 流媒体与 AI 支持图卡 */
.unlock-showcase {
  background: var(--white);
  border: var(--border-thick);
  box-shadow: var(--shadow-lg);
  padding: 36px 30px;
}

.unlock-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 25px;
}

.unlock-card {
  border: var(--border-mid);
  padding: 20px;
  background: #FFFDF0;
  box-shadow: 4px 4px 0px var(--black);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.15s ease;
}

.unlock-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px var(--black);
}

.unlock-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.unlock-brand {
  font-weight: 900;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.unlock-badge {
  font-size: 0.8rem;
  font-weight: 800;
  padding: 2px 6px;
  background: #D4EDDA;
  color: #155724;
  border: 2px solid var(--black);
}

.unlock-desc {
  font-size: 0.92rem;
  font-weight: 600;
  color: #333;
}

/* 套餐价格对比表 */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  padding: 34px 26px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.2s ease;
}

.pricing-card:nth-child(1) {
  background: var(--white);
  transform: rotate(-0.6deg);
}

.pricing-card:nth-child(2) {
  background: var(--cyan);
  transform: scale(1.03) rotate(0.8deg);
  z-index: 2;
  box-shadow: 10px 10px 0px var(--black);
}

.pricing-card:nth-child(3) {
  background: var(--white);
  transform: rotate(-0.5deg);
}

.pricing-card:hover {
  transform: translate(-2px, -2px) scale(1.02);
}

.pricing-tag-ribbon {
  position: absolute;
  top: -16px;
  right: 20px;
  background: var(--pink);
  border: var(--border-mid);
  box-shadow: 3px 3px 0px var(--black);
  padding: 4px 12px;
  font-weight: 900;
  font-size: 0.85rem;
  transform: rotate(3deg);
}

.plan-name {
  font-size: 1.6rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 0.95rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 20px;
}

.price-box {
  background: var(--white);
  border: var(--border-mid);
  padding: 16px;
  margin-bottom: 24px;
  box-shadow: 3px 3px 0px var(--black);
}

.price-currency {
  font-size: 1.4rem;
  font-weight: 900;
}

.price-amount {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
}

.price-period {
  font-size: 1rem;
  font-weight: 700;
  color: #555;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  flex-grow: 1;
}

.plan-features li {
  font-size: 0.98rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.plan-features li .check-icon {
  width: 20px;
  height: 20px;
  background: var(--black);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 900;
}

/* 用户真实评价 */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.review-card {
  padding: 24px;
  background: var(--white);
  border: var(--border-thick);
  box-shadow: var(--shadow-main);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.review-card:nth-child(1) { transform: rotate(1deg); background: #FFF; }
.review-card:nth-child(2) { transform: rotate(-1.2deg); background: #FFFDF0; }
.review-card:nth-child(3) { transform: rotate(0.8deg); background: #E6FCFF; }

.review-stars {
  font-size: 1.25rem;
  color: #FFB800;
  text-shadow: 1px 1px 0px var(--black);
}

.review-text {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: #222;
}

.reviewer-info {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 2px dashed var(--black);
  padding-top: 12px;
}

.reviewer-avatar {
  width: 44px;
  height: 44px;
  border: 2px solid var(--black);
  background: var(--bg-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.2rem;
}

.reviewer-name {
  font-weight: 900;
  font-size: 1.05rem;
}

.reviewer-role {
  font-size: 0.85rem;
  color: #666;
  font-weight: 700;
}

/* 常见问题解答 FAQ */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.faq-item {
  background: var(--white);
  border: var(--border-thick);
  box-shadow: var(--shadow-main);
  transition: transform 0.15s ease;
}

.faq-item:hover {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0px var(--black);
}

.faq-question {
  padding: 18px 22px;
  font-size: 1.2rem;
  font-weight: 900;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #FFF;
  border-bottom: 2px solid transparent;
  user-select: none;
}

.faq-answer {
  padding: 0 22px 18px 22px;
  font-size: 1.02rem;
  font-weight: 600;
  color: #333;
  line-height: 1.65;
}

/* 页脚 Footer */
.site-footer {
  background: var(--black);
  color: var(--white);
  border-top: var(--border-thick);
  padding: 45px 0 30px;
  margin-top: 50px;
}

.footer-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 36px;
  margin-bottom: 25px;
  flex-wrap: wrap;
}

.footer-link {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--bg-yellow);
  padding: 8px 16px;
  border: 2px solid var(--bg-yellow);
  box-shadow: 3px 3px 0px var(--pink);
  transition: all 0.15s ease;
}

.footer-link:hover {
  background: var(--pink);
  color: var(--black);
  border-color: var(--black);
  box-shadow: 2px 2px 0px var(--white);
  transform: translate(-2px, -2px);
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid #333;
  padding-top: 20px;
  font-size: 0.9rem;
  color: #AAA;
  font-weight: 600;
}

/* 资讯与文章通用样式扩展 */
.article-container {
  max-width: 900px;
  margin: 40px auto;
  background: var(--white);
  border: var(--border-thick);
  box-shadow: var(--shadow-lg);
  padding: 40px;
}

.article-header {
  border-bottom: var(--border-thick);
  padding-bottom: 24px;
  margin-bottom: 30px;
}

.article-meta {
  display: flex;
  gap: 14px;
  margin-top: 12px;
  font-size: 0.95rem;
  font-weight: 800;
  flex-wrap: wrap;
}

.article-body {
  font-size: 1.1rem;
  line-height: 1.85;
  color: #222;
  font-weight: 500;
}

.article-body h2 {
  font-size: 1.7rem;
  font-weight: 900;
  margin: 35px 0 16px;
  padding: 6px 14px;
  background: var(--cyan);
  border: var(--border-mid);
  box-shadow: 3px 3px 0px var(--black);
  display: inline-block;
}

.article-body h3 {
  font-size: 1.35rem;
  font-weight: 900;
  margin: 25px 0 12px;
  border-left: 6px solid var(--pink);
  padding-left: 10px;
}

.article-body p {
  margin-bottom: 18px;
}

.article-body ul, .article-body ol {
  margin: 16px 0 20px 28px;
}

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

.article-body blockquote {
  border-left: 6px solid var(--black);
  background: #FFFDF0;
  border: var(--border-mid);
  padding: 16px 20px;
  margin: 22px 0;
  box-shadow: 3px 3px 0px var(--black);
  font-weight: 700;
}

.article-body pre code {
  display: block;
  background: #111;
  color: #00FF66;
  padding: 16px;
  border: var(--border-mid);
  box-shadow: 3px 3px 0px var(--black);
  overflow-x: auto;
  font-family: monospace;
  font-size: 0.95rem;
  margin: 20px 0;
}

/* 响应式媒体查询（Mobile Friendly） */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .features-grid, .pricing-grid, .reviews-grid {
    grid-template-columns: 1fr;
  }
  .pricing-card:nth-child(2) {
    transform: none;
  }
  .hero-title {
    font-size: 2.6rem;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 12px 0;
  }
  .nav-container {
    flex-direction: column;
    gap: 12px;
  }
  .nav-menu {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  .nav-link {
    font-size: 0.95rem;
    padding: 5px 10px;
  }
  .hero-title {
    font-size: 2.1rem;
  }
  .hero-subtitle {
    font-size: 1.15rem;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .neo-btn {
    width: 100%;
  }
  .section-title {
    font-size: 1.8rem;
  }
  .footer-nav {
    flex-direction: column;
    gap: 14px;
    width: 100%;
  }
  .footer-link {
    display: block;
    text-align: center;
    width: 80%;
  }
  .article-container {
    padding: 22px 16px;
    margin: 20px auto;
  }
}