/* 
 * ReadSix 官网商业转化落地页样式 (Landing Page Styles)
 */

/* 1. 全局与背景极光渐变 */
body {
  background-color: var(--color-background);
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(255, 204, 0, 0.03), transparent 25%),
    radial-gradient(circle at 85% 30%, rgba(245, 208, 97, 0.03), transparent 25%);
  background-attachment: fixed;
}

/* 独立按钮样式增强 */
.btn-primary {
  background: var(--color-primary-fixed);
  color: var(--color-on-primary-container);
  border: 1px solid var(--color-primary-fixed);
}
.btn-primary:hover {
  background: var(--color-primary-fixed-dim);
  box-shadow: 0 0 16px rgba(255,204,0,0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--color-on-surface);
  border: 1px solid var(--color-outline);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.3);
}

.btn-pro {
  background: var(--gradient-pro-gold);
  color: #000;
  border: none;
  font-weight: 900;
}
.btn-pro:hover {
  box-shadow: 0 0 20px rgba(245, 208, 97, 0.4);
}

/* 第一屏 Hero Section */
.hero-section {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 60px 0;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--color-on-surface-variant);
  margin-bottom: 32px;
  max-width: 90%;
}

.hero-actions {
  display: flex;
  gap: 16px;
}

/* 3D Mockup Wrapper (复用原来的纯代码模拟器) */
.hero-mockup-container {
  perspective: 1200px;
  display: flex;
  justify-content: center;
}

.hero-mockup-wrapper {
  /* 注入 3D 旋转变换，创造惊艳排版质感 */
  transform: rotateY(-15deg) rotateX(5deg) scale(0.95);
  transform-style: preserve-3d;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -20px 20px 40px rgba(0,0,0,0.8), 0 0 30px rgba(255,204,0,0.08);
}

.hero-mockup-wrapper:hover {
  transform: rotateY(-5deg) rotateX(2deg) scale(1.0);
}

/* 第二屏 Features Bento Box */
.section-features {
  padding: 100px 0;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.bento-card {
  background: var(--color-surface);
  border: var(--neo-border);
  border-radius: 20px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
  backdrop-filter: blur(12px);
}
.bento-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,255,255,0.4);
}

.bento-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.bento-card h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}
.bento-card p {
  font-size: 0.95rem;
  color: var(--color-on-surface-variant);
}

/* 第三屏 Pro Section (暗金高亮区) */
.section-pro {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--color-background) 0%, #111110 50%, var(--color-background) 100%);
  border-top: 1px solid rgba(245, 208, 97, 0.1);
  border-bottom: 1px solid rgba(245, 208, 97, 0.1);
  position: relative;
}

.pro-header h2 {
  background: var(--gradient-pro-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.z-layout-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 100px;
}
.z-layout-row:nth-child(even) {
  direction: rtl; /* 左右交替 */
}
.z-layout-row:nth-child(even) > * {
  direction: ltr;
}

.z-content h3 {
  font-size: 1.8rem;
  margin-bottom: 16px;
  color: var(--color-pro-gold);
}
.z-content p {
  font-size: 1.05rem;
  color: var(--color-on-surface-variant);
}

.z-visual {
  background: rgba(245, 208, 97, 0.05);
  border: var(--neo-border-pro);
  border-radius: 24px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  box-shadow: var(--pro-shadow-glow);
}

/* 第四屏 Pricing */
.section-pricing {
  padding: 100px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: stretch; /* 让卡片等高 */
}

.pricing-card {
  background: var(--color-surface);
  border: var(--neo-border);
  border-radius: 20px;
  padding: 40px 24px; /* 缩小左右 padding 适应 4 列 */
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.pricing-grid:hover .pricing-card {
  filter: brightness(0.6); /* 悬浮时其他卡片变暗 */
}
.pricing-grid .pricing-card:hover {
  filter: brightness(1);
  transform: translateY(-8px);
}

.pricing-name {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.pricing-price {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 8px;
  color: var(--color-primary);
}
.pricing-price span {
  font-size: 1rem;
  color: var(--color-on-surface-variant);
  font-weight: 600;
}

.pricing-features {
  list-style: none;
  margin: 32px 0;
  flex: 1;
}
.pricing-features li {
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--color-on-surface-variant);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.pricing-features li::before {
  content: "✓";
  color: var(--color-primary-fixed);
  font-weight: 900;
}

/* 核心：年度 Pro 动态发光边框 */
.pricing-card.pro-yearly {
  background: var(--color-surface-bright);
  transform: scale(1.05); /* 默认凸出 */
  position: relative;
  z-index: 10;
  /* 使用 ::before 伪元素做发光流光边框 */
}

.pricing-grid:hover .pricing-card.pro-yearly:not(:hover) {
  transform: scale(1.05) translateY(0); /* 保持放大但不位移 */
}
.pricing-card.pro-yearly:hover {
  transform: scale(1.05) translateY(-8px);
}

.pricing-card.pro-yearly::before {
  content: "";
  position: absolute;
  top: -2px; left: -2px; right: -2px; bottom: -2px;
  background: var(--gradient-pro-border);
  background-size: 200% 100%;
  border-radius: 22px;
  z-index: -1;
  animation: shine 3s linear infinite;
}

@keyframes shine {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.pro-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-pro-gold);
  color: #000;
  padding: 4px 16px;
  border-radius: 20px;
  font-weight: 900;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}

/* 第五屏 FAQ 与 Footer */
.section-faq {
  padding: 80px 0;
}
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}
details {
  background: var(--color-surface);
  border: var(--neo-border);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
}
summary {
  padding: 20px 24px;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  outline: none;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
summary::-webkit-details-marker {
  display: none;
}
summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--color-pro-gold);
}
details[open] summary::after {
  content: "-";
}
details > p {
  padding: 0 24px 20px;
  color: var(--color-on-surface-variant);
  font-size: 0.95rem;
  line-height: 1.6;
}

.footer {
  background: #000;
  padding: 40px 0;
  text-align: center;
  color: var(--color-on-surface-variant);
  border-top: var(--neo-border);
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 20px;
  font-size: 0.9rem;
}
.footer-links a:hover {
  color: #FFF;
}