/* WP: replace path with get_template_directory_uri() */
/* Page-specific layout tweaks */

.page-home .c-hero {
  min-height: min(88vh, 42rem);
  padding-top: var(--header-total-h);
}

.page-home.is-scrolled .c-hero {
  padding-top: var(--header-h);
}

.page-home .c-section--products {
  background: var(--color-surface-muted);
}
/* ==========================================================================
   SEO Section Outer Layout (SEO 区域外层容器)
   ========================================================================== */
.section.seo-section {
  position: relative;
  padding-top: var(--space-16, 4rem);
  padding-bottom: var(--space-16, 4rem);
  padding-left: var(--pad-x, 3vw);
  padding-right: var(--pad-x, 3vw);
  margin-left: auto;
  margin-right: auto;
  max-width: var(--container-max, 1600px);
  /* 使用 CSS Grid 实现三列响应式网格布局 */
  display: grid;
  gap: var(--space-16, 4rem);
  counter-reset: seo-card-counter;
}

/* ==========================================================================
   SEO Container Card (SEO 模块微卡片设计)
   ========================================================================== */
.section.seo-section .seo-container {
  counter-increment: seo-card-counter;
  position: relative;
  background-color: var(--color-surface, #ffffff);
  border: 1px solid var(--color-border, #d5e0d9);
  border-radius: var(--radius-xl, 1rem);
  padding: var(--space-8, 2rem) var(--space-6, 1.5rem);
  box-shadow: var(--shadow-sm, 0 1px 2px rgba(12, 22, 16, 0.06));
  transition: transform var(--transition-base, 0.3s ease),
              box-shadow var(--transition-base, 0.3s ease),
              border-color var(--transition-base, 0.3s ease);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* 顶部工业绿发光装饰条 */
.section.seo-section .seo-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary, #1a5c3a) 0%, var(--color-accent, #2d8f5a) 100%);
  opacity: 0.8;
  transition: opacity var(--transition-fast, 0.2s ease);
}

/* 卡片背景透明序号 (增加视觉丰富度) */
.section.seo-section .seo-container::after {
  content: "0" counter(seo-card-counter);
  position: absolute;
  right: var(--space-4, 1rem);
  bottom: var(--space-2, 0.5rem);
  font-family: var(--font-heading, "Montserrat", sans-serif);
  font-size: var(--text-5xl, 3rem);
  font-weight: 800;
  color: var(--color-primary, #1a5c3a);
  opacity: 0.05;
  line-height: 1;
  pointer-events: none;
  transition: opacity var(--transition-fast, 0.2s ease), transform var(--transition-fast, 0.2s ease);
}

/* Hover 交互悬停提升效果 */
.section.seo-section .seo-container:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary-soft, #e8f2ec);
  box-shadow: var(--shadow-lg, 0 20px 50px rgba(12, 22, 16, 0.12));
}

.section.seo-section .seo-container:hover::before {
  opacity: 1;
}

.section.seo-section .seo-container:hover::after {
  opacity: 0.12;
  transform: translateY(-4px);
}

/* ==========================================================================
   Inner Content & Typography (内部文本与标题)
   ========================================================================== */
.section.seo-section .container {
  width: 100%;
  padding: 0;
  margin: 0;
  position: relative;
  z-index: 1;
}

/* H2 标题排版 */
.section.seo-section h2 {
  font-family: var(--font-heading, "Montserrat", system-ui, sans-serif);
  font-size: var(--text-xl, 1.25rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-text, #1a1f1c);
  margin-top: 0;
  margin-bottom: var(--space-4, 1rem);
  padding-bottom: var(--space-3, 0.75rem);
  border-bottom: 2px solid var(--color-primary-soft, #e8f2ec);
  position: relative;
  letter-spacing: -0.01em;
}

/* 标题底部短横线点缀 */
.section.seo-section h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 40px;
  height: 2px;
  background-color: var(--color-primary, #1a5c3a);
  transition: width var(--transition-base, 0.3s ease);
}

.section.seo-section .seo-container:hover h2::after {
  width: 70px;
  background-color: var(--color-accent, #2d8f5a);
}

/* 段落文本排版 */
.section.seo-section p {
  font-family: var(--font-body, "Open Sans", system-ui, sans-serif);
  font-size: var(--text-sm, 0.875rem);
  line-height: 1.7;
  color: var(--color-text-muted, #5c6560);
  margin-top: 0;
  margin-bottom: 0;
}

/* ==========================================================================
   Responsive Adaptations (移动端自适应)
   ========================================================================== */
@media (max-width: 47.99em) {
  .section.seo-section {
    padding-top: var(--space-10, 2.5rem);
    padding-bottom: var(--space-10, 2.5rem);
    grid-template-columns: 1fr;
    gap: var(--space-5, 1.25rem);
  }

  .section.seo-section .seo-container {
    padding: var(--space-6, 1.5rem) var(--space-4, 1rem);
  }

  .section.seo-section h2 {
    font-size: var(--text-lg, 1.125rem);
  }
}