:root {
  /* 品牌核心主色系 (清新通透 · 少女巫师云海主题) */
  --teal-dark: #0E3F3A;        /* 深青绿 (用于重点标题、页眉、页脚及强调区域) */
  --teal-primary: #14B8A6;     /* 湖水青 (核心品牌强调色) */
  --teal-hover: #0D9488;       /* 交互悬停青 */
  --mint-soft: #A7E3D7;        /* 柔薄荷 (辅助高光与边框) */
  --pearl-white: #FFF8E6;      /* 珍珠白 (Hero高亮文字) */
  --sunrise-orange: #FFC67D;   /* 晨曦橙 (微光与点缀) */
  --sunrise-hover: #F59E0B;    /* 晨曦橙悬停 */

  --primary: var(--teal-primary);
  --primary-hover: var(--teal-hover);
  --primary-light: #E6F7F5;
  --primary-dark: var(--teal-dark);
  --accent: var(--sunrise-orange);
  --accent-hover: var(--sunrise-hover);
  
  /* 正文与基础色：恢复清晰明亮的现代中性深色与纯白底，杜绝沉闷深绿 */
  --text-main: #1E293B;        /* 清晰深色正文文字 */
  --text-muted: #475569;       /* 次级说明文字 */
  --text-light: #64748B;       /* 辅助轻度文字 */
  --bg-main: #FFFFFF;          /* 主背景纯白 */
  --bg-subtle: #F8FAFA;        /* 浅色过渡背景 */
  --bg-card: #FFFFFF;          /* 卡片纯白 */
  --border-color: #E2E8F0;      /* 精致中性浅灰边框 */
  --border-focus: #14B8A6;
  --success: #10B981;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.08);
  --max-width: 1200px;
  --header-height: 72px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Accessibility Skip Link */
.skip-link {
  position: absolute;
  top: -60px;
  left: 16px;
  background: var(--teal-dark);
  color: #FFFFFF;
  padding: 12px 20px;
  z-index: 10000;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 16px;
  outline: 3px solid var(--accent);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background-color: rgba(14, 63, 58, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(20, 184, 166, 0.25);
  transition: background-color 0.25s ease, border-color 0.25s ease, backdrop-filter 0.25s ease, -webkit-backdrop-filter 0.25s ease, box-shadow 0.25s ease;
}

/* 页面位于顶部时，Header 完全透明 */
.site-header.header-transparent {
  background-color: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

/* 滚动超过 60px 后，平滑切换为深青绿色半透明磨砂玻璃 */
.site-header.header-transparent.scrolled {
  background-color: rgba(14, 63, 58, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: rgba(20, 184, 166, 0.25);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.16);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo-img {
  height: 34px;
  width: auto;
  max-width: 170px;
  display: block;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-link {
  color: var(--pearl-white);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background-color 0.2s;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--mint-soft);
  background-color: rgba(20, 184, 166, 0.16);
  outline: none;
}

.nav-link.active {
  color: var(--mint-soft);
  font-weight: 700;
}

/* CTA Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  padding: 12px 26px;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 44px;
  min-width: 44px;
  border: 1px solid transparent;
  text-align: center;
  line-height: 1.2;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--mint-soft);
  outline-offset: 2px;
}

.btn-primary {
  background: linear-gradient(135deg, #14B8A6 0%, #20E4C1 100%);
  color: #0E3F3A;
  box-shadow: 0 4px 16px rgba(20, 184, 166, 0.38);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #109D8D 0%, #1AC0A3 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(20, 184, 166, 0.52);
  color: #082824;
}

.btn-accent {
  background: linear-gradient(135deg, #FFC67D 0%, #FFB049 100%);
  color: #0E3F3A;
  box-shadow: 0 4px 14px rgba(255, 176, 73, 0.35);
}

.btn-accent:hover {
  background: linear-gradient(135deg, #FBA638 0%, #E89025 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(255, 176, 73, 0.45);
}

.btn-outline {
  background-color: rgba(14, 63, 58, 0.6);
  border: 1.5px solid var(--mint-soft);
  color: var(--pearl-white);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background-color: rgba(20, 184, 166, 0.25);
  border-color: var(--sunrise-orange);
  color: #FFFFFF;
}

/* 套餐表独立线框按钮：清晰对比，绝非禁用灰 */
.btn-outline-table {
  background-color: #FFFFFF;
  border: 1.5px solid var(--primary);
  color: var(--teal-dark);
}

.btn-outline-table:hover {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(20, 184, 166, 0.3);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.1rem;
  border-radius: var(--radius-lg);
}

/* =======================================================
   Hero Section: 动漫少女巫师云海主题 (通透 · 原汁原味色彩)
   彻底移除全局暗色薄膜/滤镜/覆盖层，恢复天空与角色的鲜艳
   ======================================================= */
.hero-section {
  position: relative;
  min-height: 760px;
  background-color: #0B2B28;
  /* 仅使用原始插画背景，不添加整层青黑遮罩滤镜 */
  background-image: url('assets/keda-witch-hero-1920.webp');
  background-size: cover;
  background-position: right center;
  background-repeat: no-repeat;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  padding: calc(var(--header-height) + 32px) 0 80px;
  border-bottom: 1px solid rgba(20, 184, 166, 0.2);
}

@media (min-width: 1921px) {
  .hero-section {
    background-image: url('assets/keda-witch-hero-3840.webp');
  }
}

/* 左侧局部文字保护罩：仅局限于文字背后，不覆盖右侧人物和云海 */
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 580px;
  text-align: left;
  padding: 24px 28px 24px 0;
}

/* 局部微渐变光晕，保证白字在任何背景下100%清晰 */
.hero-content::before {
  content: "";
  position: absolute;
  top: -24px;
  left: -32px;
  right: -16px;
  bottom: -24px;
  background: radial-gradient(ellipse at 35% 50%, rgba(10, 42, 38, 0.62) 0%, rgba(10, 42, 38, 0.35) 65%, transparent 100%);
  border-radius: var(--radius-lg);
  pointer-events: none;
  z-index: -1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background-color: rgba(14, 63, 58, 0.7);
  color: var(--mint-soft);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 20px;
  border: 1px solid rgba(167, 227, 215, 0.4);
  backdrop-filter: blur(6px);
}

.hero-title {
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.025em;
  color: #FFFFFF;
  line-height: 1.25;
  margin-bottom: 18px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
  max-width: 540px;
}

.hero-subtitle {
  font-size: clamp(1.15rem, 1.8vw, 1.3rem);
  font-weight: 600;
  color: var(--mint-soft);
  margin-bottom: 14px;
  line-height: 1.4;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
}

.hero-intro {
  font-size: 1.025rem;
  color: var(--pearl-white);
  opacity: 0.95;
  line-height: 1.7;
  margin-bottom: 30px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-guarantee {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
}

.guarantee-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(14, 63, 58, 0.72);
  border: 1px solid rgba(167, 227, 215, 0.35);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  backdrop-filter: blur(6px);
  color: var(--pearl-white);
  font-size: 0.9rem;
  font-weight: 500;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.guarantee-item .icon-check {
  width: 17px;
  height: 17px;
  color: var(--sunrise-orange);
  flex-shrink: 0;
}

/* =======================================================
   Section Common: 恢复明亮清新，深青绿仅用于标题和重点
   ======================================================= */
.section {
  padding: 72px 0;
  background-color: var(--bg-main);
}

.section-alt {
  background-color: var(--bg-subtle);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 44px;
}

.section-tag {
  text-transform: uppercase;
  color: var(--teal-primary);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--teal-dark);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  scroll-margin-top: calc(var(--header-height) + 20px);
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Features Grid (3 Core Cards) */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--mint-soft);
}

.feature-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--teal-primary);
  flex-shrink: 0;
}

.feature-icon {
  width: 28px;
  height: 28px;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--teal-dark);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.feature-list {
  list-style: none;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.feature-list li {
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* =======================================================
   Media & AI Showcase: 精致线性图标 (48-56px桌面 / 40-48px手机)
   紧凑清爽排版，移除占据大面积空间的巨型图标
   ======================================================= */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.showcase-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  display: flex;
  flex-direction: column;
}

.showcase-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--mint-soft);
}

.showcase-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--teal-primary);
  flex-shrink: 0;
}

.showcase-icon {
  width: 28px;
  height: 28px;
}

.showcase-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--teal-dark);
}

.showcase-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-badge {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* =======================================================
   Pricing Table: 清晰对比度，可点击按钮状态明确
   ======================================================= */
.pricing-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 680px;
}

.pricing-table caption {
  padding: 16px 24px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  background-color: var(--bg-subtle);
  border-bottom: 1px solid var(--border-color);
  text-align: left;
}

.pricing-table th,
.pricing-table td {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.pricing-table td:last-child {
  white-space: nowrap;
  width: 1%;
}

.pricing-table thead th {
  background-color: var(--bg-subtle);
  font-weight: 700;
  color: var(--teal-dark);
  font-size: 0.95rem;
}

.pricing-table tbody tr:hover {
  background-color: #F8FAFA;
}

.pricing-table tr.highlight {
  background-color: #F0FAF8;
}

.plan-name {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--teal-dark);
  display: block;
  margin-bottom: 4px;
}

.plan-desc {
  font-size: 0.825rem;
  color: var(--text-muted);
}

.plan-price {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--teal-primary);
}

.plan-period {
  font-size: 0.875rem;
  font-weight: normal;
  color: var(--text-muted);
}

.badge-pop {
  display: inline-block;
  background-color: var(--sunrise-orange);
  color: #0E3F3A;
  font-size: 0.725rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 999px;
  margin-left: 8px;
  vertical-align: middle;
}

/* Reviews Grid */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.review-stars {
  color: var(--sunrise-orange);
  margin-bottom: 14px;
  font-size: 1.1rem;
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 18px;
  flex-grow: 1;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
}

.author-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--primary-light);
  color: var(--teal-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.author-info strong {
  display: block;
  font-size: 0.9rem;
  color: var(--teal-dark);
}

.author-info span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* FAQ Accordion using details/summary */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item[open] {
  border-color: #CBD5E1;
}

.faq-question {
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--teal-dark);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 44px;
}

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

.faq-question::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--teal-primary);
  transition: transform 0.2s;
}

.faq-item[open] .faq-question::after {
  content: "−";
  transform: rotate(0deg);
}

.faq-question:focus-visible {
  outline: 3px solid var(--mint-soft);
  outline-offset: -2px;
}

.faq-answer {
  padding: 0 24px 20px 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-answer p {
  margin-bottom: 10px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.faq-answer a {
  color: var(--teal-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.faq-answer a:hover {
  color: var(--teal-hover);
}

/* Article & Content Page Styles */
.article-header {
  padding: calc(var(--header-height) + 36px) 0 36px;
  background-color: var(--bg-subtle);
  border-bottom: 1px solid var(--border-color);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.breadcrumbs a {
  color: var(--teal-primary);
  text-decoration: none;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

.article-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--teal-dark);
  line-height: 1.3;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-muted);
  font-size: 0.875rem;
  flex-wrap: wrap;
}

.article-body {
  max-width: 820px;
  margin: 48px auto;
  font-size: 1.05rem;
  line-height: 1.8;
  color: #334155;
}

.article-body h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--teal-dark);
  margin: 40px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
  scroll-margin-top: calc(var(--header-height) + 20px);
}

.article-body h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--teal-dark);
  margin: 28px 0 12px;
  scroll-margin-top: calc(var(--header-height) + 20px);
}

.article-body p {
  margin-bottom: 20px;
}

.article-body ul,
.article-body ol {
  margin: 0 0 24px 28px;
}

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

.article-body blockquote {
  border-left: 4px solid var(--teal-primary);
  background-color: var(--bg-subtle);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 24px 0;
  color: var(--text-muted);
  font-style: italic;
}

.article-body a {
  color: var(--teal-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body a:hover {
  color: var(--teal-hover);
}

.article-cta-box {
  background: linear-gradient(135deg, #E6F7F5 0%, #D3ECE7 100%);
  border: 1px solid var(--mint-soft);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  text-align: center;
  margin: 48px 0;
}

.article-cta-box h3 {
  border: none;
  margin-top: 0;
  font-size: 1.45rem;
  color: var(--teal-dark);
}

.article-cta-box p {
  color: var(--text-muted);
  max-width: 600px;
  margin: 10px auto 24px;
}

/* Articles Grid in Knowledge Base */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 40px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--mint-soft);
}

.article-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--teal-primary);
  background-color: var(--primary-light);
  padding: 4px 10px;
  border-radius: 999px;
  display: inline-block;
  margin-bottom: 12px;
  align-self: flex-start;
}

.article-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.4;
  color: var(--teal-dark);
}

.article-card h3 a {
  color: var(--teal-dark);
  text-decoration: none;
}

.article-card h3 a:hover {
  color: var(--teal-primary);
}

.article-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
  font-size: 0.825rem;
  color: var(--text-light);
}

.read-more {
  color: var(--teal-primary);
  font-weight: 600;
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.read-more:hover {
  text-decoration: underline;
}

/* Footer */
.site-footer {
  background-color: #082824;
  color: #A7E3D7;
  padding: 48px 0 32px;
  border-top: 1px solid #0E3F3A;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.footer-brand {
  text-align: center;
}

.footer-logo-img {
  height: 32px;
  width: auto;
  max-width: 160px;
  margin-bottom: 12px;
}

.footer-brand-title {
  color: var(--pearl-white);
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.footer-brand-desc {
  font-size: 0.9rem;
  color: #79AFA7;
  max-width: 500px;
}

.footer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-link {
  color: var(--pearl-white);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
  padding: 8px 12px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--mint-soft);
  text-decoration: underline;
  outline: 2px solid var(--teal-primary);
  outline-offset: 2px;
}

.footer-bottom {
  text-align: center;
  font-size: 0.85rem;
  color: #618E87;
  border-top: 1px solid rgba(20, 184, 166, 0.2);
  width: 100%;
  padding-top: 24px;
}

/* Static Sitemap Index Page */
.sitemap-group {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.sitemap-group h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--teal-dark);
  border-bottom: 2px solid var(--primary-light);
  padding-bottom: 8px;
}

.sitemap-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.sitemap-list li a {
  display: inline-flex;
  align-items: center;
  color: var(--text-main);
  text-decoration: none;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-subtle);
  min-height: 44px;
  width: 100%;
  transition: background-color 0.2s, color 0.2s;
}

.sitemap-list li a:hover {
  background-color: var(--primary-light);
  color: var(--teal-primary);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .features-grid,
  .reviews-grid,
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .hero-section {
    min-height: auto;
    padding: 130px 0 70px;
    background-position: 80% center;
  }

  .hero-content {
    max-width: 100%;
    text-align: center;
    padding: 20px;
  }

  .hero-title {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-guarantee {
    grid-template-columns: 1fr 1fr;
    text-align: left;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  .site-header {
    height: var(--header-height);
    padding: 0;
  }

  .header-inner {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 8px;
    padding: 0 16px;
  }

  .brand-logo-img {
    height: 25px;
    max-width: 115px;
    flex-shrink: 0;
  }

  .main-nav {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
    flex: 1;
    justify-content: flex-end;
  }

  .main-nav::-webkit-scrollbar {
    display: none;
  }

  .nav-link {
    font-size: 0.8rem;
    padding: 4px 6px;
    min-height: 36px;
    flex-shrink: 0;
  }

  .main-nav .btn {
    padding: 6px 12px;
    font-size: 0.8rem;
    min-height: 34px;
    flex-shrink: 0;
    margin-left: 4px;
  }

  .showcase-icon-wrap {
    width: 44px;
    height: 44px;
    margin-bottom: 12px;
  }

  .showcase-icon {
    width: 24px;
    height: 24px;
  }

  .features-grid,
  .showcase-grid,
  .reviews-grid,
  .articles-grid {
    grid-template-columns: 1fr;
  }

  .pricing-wrapper {
    margin-left: -12px;
    margin-right: -12px;
    border-radius: 0;
  }

  .footer-nav {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.85rem;
  }

  .hero-guarantee {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .btn-lg {
    padding: 14px 20px;
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}