/* ===================================================================
   精灵学院 (riolu.rest) - 极光翡翠晶透高定设计系统
   Faceted Emerald-Crystal & Snell's-Law Refraction Luxury Daylight UI
   =================================================================== */

:root {
  /* -------------------------------------------------------------
     高定宝石箱调色盘 (Immaculate Jewel-box Daylight Palette)
     ------------------------------------------------------------- */
  --canvas-bg: #ffffff;                    /* 纯白美术馆原画布 */
  --canvas-subtle: #f9fbf9;                /* 微润透光基底 */
  --obsidian-ink: #09090b;                 /* 深邃黑曜石墨黑文字 */
  --obsidian-muted: #3f3f46;               /* 沉稳中度次墨色 */
  --obsidian-dim: #71717a;                 /* 晶石微刻淡灰印迹 */
  
  --emerald-primary: #10b981;              /* 琢面祖母绿晶体石 */
  --emerald-deep: #059669;                 /* 深邃浓晶翠色 */
  --emerald-light: #ecfdf5;                /* 极浅翠薄雾透光 */
  --emerald-tint: rgba(16, 185, 129, 0.08);/* 晶面翠光折射层 */
  --mint-cyan: #06b6d4;                    /* 斯涅尔色散薄荷青光 */
  --mint-light: #e0f2fe;                   /* 晶棱高光透彩 */
  --amber-jewel: #f59e0b;                  /* 珍品刻星金辉 */

  /* 斯涅尔定律色散渐变 (Spectral Dispersion Gradients) */
  --gradient-emerald-cyan: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  --gradient-dispersion-text: linear-gradient(135deg, #09090b 20%, #059669 65%, #06b6d4 100%);
  --gradient-crystal-edge: linear-gradient(135deg, rgba(16, 185, 129, 0.45) 0%, rgba(6, 182, 212, 0.35) 50%, rgba(255, 255, 255, 0.8) 100%);
  --gradient-facet-bevel: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(240, 253, 244, 0.5) 45%, rgba(224, 242, 254, 0.4) 100%);
  
  /* 焦散光斑与阴影 (Caustic Shadow & Light Patterns) */
  --shadow-caustic-sm: 0 4px 20px -2px rgba(16, 185, 129, 0.08);
  --shadow-caustic-md: 0 16px 36px -6px rgba(16, 185, 129, 0.12), 0 0 24px rgba(6, 182, 212, 0.06);
  --shadow-caustic-lg: 0 28px 56px -10px rgba(16, 185, 129, 0.18), 0 0 40px rgba(6, 182, 212, 0.12);
  --shadow-caustic-hover: 0 32px 64px -12px rgba(16, 185, 129, 0.25), 0 0 50px rgba(6, 182, 212, 0.2);

  /* 晶体切面边界 */
  --border-crystal-slab: rgba(16, 185, 129, 0.18);
  --border-crystal-subtle: rgba(228, 228, 231, 0.8);
  --border-crystal-hover: rgba(16, 185, 129, 0.5);

  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --nav-height: 74px;
  --transition-glass: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* -------------------------------------------------------------
   黑曜石晶夜模式 (Obsidian Night Crystal Theme)
   ------------------------------------------------------------- */
[data-theme="dark"] {
  --canvas-bg: #070b0e;
  --canvas-subtle: #0d1519;
  --obsidian-ink: #f4f4f5;
  --obsidian-muted: #a1a1aa;
  --obsidian-dim: #71717a;

  --emerald-primary: #34d399;
  --emerald-deep: #10b981;
  --emerald-light: rgba(52, 211, 153, 0.12);
  --emerald-tint: rgba(52, 211, 153, 0.1);
  --mint-cyan: #38bdf8;
  --mint-light: rgba(56, 189, 248, 0.12);

  --gradient-dispersion-text: linear-gradient(135deg, #ffffff 15%, #34d399 65%, #38bdf8 100%);
  --gradient-crystal-edge: linear-gradient(135deg, rgba(52, 211, 153, 0.5) 0%, rgba(56, 189, 248, 0.4) 50%, rgba(255, 255, 255, 0.2) 100%);
  --gradient-facet-bevel: linear-gradient(145deg, rgba(17, 27, 33, 0.95) 0%, rgba(13, 21, 25, 0.85) 60%, rgba(9, 14, 18, 0.95) 100%);

  --shadow-caustic-sm: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
  --shadow-caustic-md: 0 16px 36px -6px rgba(0, 0, 0, 0.7), 0 0 24px rgba(52, 211, 153, 0.15);
  --shadow-caustic-lg: 0 28px 56px -10px rgba(0, 0, 0, 0.85), 0 0 40px rgba(52, 211, 153, 0.25);
  --shadow-caustic-hover: 0 32px 64px -12px rgba(0, 0, 0, 0.9), 0 0 55px rgba(56, 189, 248, 0.35);

  --border-crystal-slab: rgba(52, 211, 153, 0.25);
  --border-crystal-subtle: rgba(39, 39, 42, 0.8);
  --border-crystal-hover: rgba(52, 211, 153, 0.6);
}

/* -------------------------------------------------------------
   全局重置与斯涅尔焦散光背景
   ------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--canvas-bg);
  color: var(--obsidian-ink);
  line-height: 1.65;
  overflow-x: hidden;
  transition: background-color var(--transition-glass), color var(--transition-glass);
  /* 翠色与薄荷青斯涅尔折射焦散背景光斑 */
  background-image: 
    radial-gradient(ellipse 65% 55% at 50% -10%, rgba(16, 185, 129, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 45% 35% at 85% 20%, rgba(6, 182, 212, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 15% 45%, rgba(16, 185, 129, 0.06) 0%, transparent 60%);
  background-attachment: fixed;
  background-repeat: no-repeat;
  position: relative;
}

/* 全站星空插画全局氛围底图 */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('bg.jpg') center top / cover no-repeat;
  opacity: 0.14;
  pointer-events: none;
  z-index: -1;
  transition: opacity var(--transition-glass);
}

[data-theme="dark"] body::before {
  opacity: 0.25;
}

[data-theme="dark"] body {
  background-image: 
    radial-gradient(ellipse 65% 55% at 50% -10%, rgba(52, 211, 153, 0.15) 0%, transparent 70%),
    radial-gradient(ellipse 45% 35% at 85% 20%, rgba(56, 189, 248, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 15% 45%, rgba(52, 211, 153, 0.08) 0%, transparent 60%);
}

a {
  color: inherit;
  text-decoration: none;
}

img, svg {
  vertical-align: middle;
  max-width: 100%;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 28px;
}

/* -------------------------------------------------------------
   琢面晶透面板公用基类 (Faceted Emerald-Quartz Slab)
   ------------------------------------------------------------- */
.crystal-slab {
  background: var(--gradient-facet-bevel);
  border: 1px solid var(--border-crystal-slab);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-caustic-md);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-glass), box-shadow var(--transition-glass), border-color var(--transition-glass);
}

/* 晶棱斯涅尔高光色散边缘 */
.crystal-slab::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: var(--gradient-crystal-edge);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.65;
  transition: opacity var(--transition-glass);
}

.crystal-slab:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-caustic-hover);
  border-color: var(--border-crystal-hover);
}

.crystal-slab:hover::before {
  opacity: 1;
}

/* -------------------------------------------------------------
   页眉与导航目录 (Header with Smooth Anchor Transitions)
   ------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border-crystal-slab);
  transition: background-color var(--transition-glass), border-color var(--transition-glass);
}

[data-theme="dark"] .site-header {
  background: rgba(7, 11, 14, 0.82);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 20px;
}

/* 品牌 Logo (官方 RloLU 443 原生像素吉祥物与标识) */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--obsidian-ink);
  flex-shrink: 0;
}

.brand-logo-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--border-crystal-slab);
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.12);
  transition: all var(--transition-fast);
}

[data-theme="dark"] .brand-logo-box {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 4px 16px rgba(52, 211, 153, 0.25);
}

.brand-logo:hover .brand-logo-box {
  transform: translateY(-1px) scale(1.02);
  border-color: var(--emerald-primary);
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.3);
}

.brand-logo-img {
  height: 30px;
  width: auto;
  max-width: 115px;
  object-fit: contain;
  display: block;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: pixelated;
}

.logo-gem-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--gradient-emerald-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.35);
  position: relative;
  overflow: hidden;
}

.logo-gem-box::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  animation: shine-pass 4s infinite linear;
}

.brand-title {
  background: var(--gradient-dispersion-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

.brand-pill-tag {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--emerald-tint);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--emerald-primary);
  letter-spacing: 0.05em;
}

/* 导航目录 (包含首页加每个板块 + 推荐资讯) - 严格禁止分行 */
.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.15vw, 18px);
  list-style: none;
  flex-wrap: nowrap;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--obsidian-muted);
  position: relative;
  padding: 6px 3px;
  white-space: nowrap; /* 绝对禁止文字分行折行 */
  transition: color var(--transition-fast);
  display: inline-block;
  flex-shrink: 0;
}

.nav-link:hover {
  color: var(--emerald-primary);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2.5px;
  background: var(--gradient-emerald-cyan);
  border-radius: 2px;
  transition: transform var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

/* 推荐资讯特别高亮徽章 - 强制单行排版 */
.nav-link.badge-link {
  color: var(--emerald-deep);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap; /* 确保小圆点与推荐资讯保持在同一行 */
  flex-shrink: 0;
}

.pulse-sparkle {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint-cyan);
  box-shadow: 0 0 8px var(--mint-cyan);
  display: inline-block;
  animation: pulse-gem 2s infinite ease-in-out;
}

/* 导航右侧按钮区 */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

/* 精致专业昼夜模式切换按钮 */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid var(--border-crystal-slab);
  color: var(--obsidian-ink);
  cursor: pointer;
  outline: none;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  background: rgba(16, 185, 129, 0.16);
  border-color: var(--emerald-primary);
  transform: scale(1.06);
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.3);
}

.theme-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-glass);
}

.icon-sun { display: block; color: #059669; }
.icon-moon { display: none; color: #38bdf8; }

[data-theme="dark"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: block; }

/* 导航 CTA 按钮 */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  background: var(--gradient-emerald-cyan);
  color: #ffffff !important;
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.3);
  transition: all var(--transition-fast);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.45);
}

/* -------------------------------------------------------------
   通用按钮规范 (CTA Buttons)
   ------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gradient-emerald-cyan);
  color: #ffffff !important;
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.5);
}

.btn-secondary {
  background: var(--canvas-bg);
  color: var(--obsidian-ink);
  border: 1px solid var(--border-crystal-slab);
}

.btn-secondary:hover {
  border-color: var(--emerald-primary);
  color: var(--emerald-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-caustic-sm);
}

.btn-lg {
  padding: 15px 36px;
  font-size: 1.08rem;
  letter-spacing: 0.01em;
}

.btn-block {
  width: 100%;
  padding: 13px 24px;
}

/* -------------------------------------------------------------
   主视觉区 (Hero Section) - 融入精灵学院星空插画背景
   ------------------------------------------------------------- */
.hero-section {
  padding: 104px 0 84px;
  text-align: center;
  position: relative;
  background-image: 
    linear-gradient(180deg, rgba(255, 255, 255, 0.45) 0%, rgba(255, 255, 255, 0.76) 48%, var(--canvas-bg) 100%),
    url('bg.jpg');
  background-position: center 25%;
  background-size: cover;
  background-repeat: no-repeat;
  border-bottom: 1px solid var(--border-crystal-slab);
}

[data-theme="dark"] .hero-section {
  background-image: 
    linear-gradient(180deg, rgba(7, 11, 14, 0.48) 0%, rgba(7, 11, 14, 0.78) 50%, var(--canvas-bg) 100%),
    url('bg.jpg');
}

.hero-facet-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 20px;
  border-radius: var(--radius-full);
  background: var(--gradient-facet-bevel);
  border: 1px solid var(--border-crystal-slab);
  box-shadow: var(--shadow-caustic-sm);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--emerald-deep);
  margin-bottom: 28px;
  white-space: nowrap;
}

[data-theme="dark"] .hero-facet-badge {
  color: var(--emerald-primary);
}

.hero-gem-spark {
  width: 10px;
  height: 10px;
  background: var(--emerald-primary);
  border-radius: 2px;
  transform: rotate(45deg);
  box-shadow: 0 0 10px var(--emerald-primary);
}

/* 主视觉容器宽度适度放宽，为大气单行大标题预留充足画幅 */
.hero-section .container {
  max-width: 1360px;
}

/* 大标题强制包含品牌名：精灵学院 - 霸气加大字号，且严格单行绝不分行 */
.hero-title {
  font-size: clamp(1.9rem, 3.25vw, 3.5rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.03em;
  color: var(--obsidian-ink);
  margin-bottom: 26px;
  white-space: nowrap; /* 严格单行排版，绝对禁止折行分行 */
  display: inline-block;
  text-shadow: 0 2px 28px rgba(255, 255, 255, 0.95);
}

[data-theme="dark"] .hero-title {
  text-shadow: 0 4px 32px rgba(0, 0, 0, 0.95);
}

.hero-title .brand-accent {
  background: var(--gradient-dispersion-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-title .refract-glow {
  color: var(--emerald-primary);
  position: relative;
  display: inline-block;
}

/* 主视觉简介 (Subtitle & Detailed Intro) */
.hero-intro {
  font-size: clamp(1.1rem, 2.1vw, 1.3rem);
  color: var(--obsidian-muted);
  max-width: 820px;
  margin: 0 auto 40px;
  line-height: 1.75;
  text-shadow: 0 1px 14px rgba(255, 255, 255, 0.85);
}

[data-theme="dark"] .hero-intro {
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.85);
}

.hero-cta-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

/* 信任指标微章 */
.hero-trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--obsidian-muted);
}

.trust-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.trust-cell svg {
  color: var(--emerald-primary);
}

/* 焦散折射指标长条 */
.hero-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
  padding: 30px;
  background: var(--gradient-facet-bevel);
  border: 1px solid var(--border-crystal-slab);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-caustic-md);
}

.metric-node {
  text-align: center;
  position: relative;
}

.metric-node:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -10px;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border-crystal-slab);
}

.metric-data {
  font-size: 2.3rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  background: var(--gradient-emerald-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  margin-bottom: 6px;
}

.metric-desc {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--obsidian-dim);
}

/* -------------------------------------------------------------
   通用分段版头
   ------------------------------------------------------------- */
.section-anchor {
  padding: 92px 0 84px;
  position: relative;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-crystal-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--emerald-deep);
  background: var(--emerald-tint);
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}

[data-theme="dark"] .section-crystal-tag {
  color: var(--emerald-primary);
}

.section-headline {
  font-size: clamp(2rem, 3.8vw, 2.7rem);
  font-weight: 900;
  letter-spacing: -0.025em;
  color: var(--obsidian-ink);
  margin-bottom: 16px;
}

.section-subtext {
  font-size: 1.08rem;
  color: var(--obsidian-muted);
  line-height: 1.7;
}

/* -------------------------------------------------------------
   产品核心优势介绍 (3个琢面翡翠晶石卡片)
   ------------------------------------------------------------- */
.features-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-crystal-item {
  padding: 42px 34px;
  display: flex;
  flex-direction: column;
}

.feature-gem-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--emerald-tint);
  border: 1px solid rgba(16, 185, 129, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--emerald-primary);
  margin-bottom: 26px;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.15);
  transition: transform var(--transition-fast);
}

.feature-crystal-item:hover .feature-gem-icon {
  transform: scale(1.1) rotate(4deg);
}

.feature-head {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.feature-body {
  font-size: 0.98rem;
  color: var(--obsidian-muted);
  line-height: 1.7;
  margin-bottom: 24px;
  flex-grow: 1;
}

.feature-facet-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.facet-chip {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--emerald-deep);
}

[data-theme="dark"] .facet-chip {
  color: var(--emerald-primary);
}

/* -------------------------------------------------------------
   流媒体图卡 & AI 支持图卡 (双重强力晶体展台)
   ------------------------------------------------------------- */
.showcase-dual-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

.showcase-slab {
  padding: 44px 38px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.showcase-slab-top {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 20px;
}

.showcase-slab-badge {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  flex-shrink: 0;
}

.badge-stream {
  background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.35);
}

.badge-ai {
  background: linear-gradient(135deg, #059669 0%, #38bdf8 100%);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.35);
}

.showcase-slab-name {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--obsidian-ink);
}

.showcase-slab-sub {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--mint-cyan);
}

.showcase-slab-desc {
  font-size: 1rem;
  color: var(--obsidian-muted);
  line-height: 1.7;
  margin-bottom: 28px;
}

/* 晶化服务矩阵小方块 */
.gem-matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 30px;
}

.gem-matrix-cell {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.7);
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-crystal-slab);
  transition: all var(--transition-fast);
}

[data-theme="dark"] .gem-matrix-cell {
  background: rgba(13, 21, 25, 0.7);
}

.gem-matrix-cell:hover {
  border-color: var(--emerald-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-caustic-sm);
}

.matrix-avatar {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.matrix-label {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--obsidian-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.matrix-status {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--emerald-deep);
  margin-left: auto;
}

[data-theme="dark"] .matrix-status {
  color: var(--emerald-primary);
}

.showcase-slab-foot {
  border-top: 1px solid var(--border-crystal-slab);
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--obsidian-muted);
}

.foot-perks-list {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  list-style: none;
}

.foot-perks-list li {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

/* -------------------------------------------------------------
   套餐价格对比表 (参考网上真实机场/代理套餐定价体系)
   ------------------------------------------------------------- */
.pricing-matrix-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: stretch;
}

.tier-crystal-card {
  padding: 44px 34px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.tier-crystal-card.flagship-tier {
  border: 2px solid var(--emerald-primary);
  box-shadow: var(--shadow-caustic-lg);
  transform: scale(1.03);
  z-index: 3;
}

.tier-crystal-card.flagship-tier:hover {
  transform: scale(1.03) translateY(-6px);
  box-shadow: var(--shadow-caustic-hover);
}

.flagship-crown-badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-emerald-cyan);
  color: #ffffff;
  padding: 5px 22px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.4);
}

.tier-head {
  border-bottom: 1px solid var(--border-crystal-slab);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.tier-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin-bottom: 8px;
}

.tier-summary {
  font-size: 0.9rem;
  color: var(--obsidian-dim);
  min-height: 44px;
  line-height: 1.55;
}

/* 真实价格数值标牌 */
.tier-price-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-top: 16px;
}

.tier-currency {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--emerald-primary);
}

.tier-num {
  font-size: 3.2rem;
  font-weight: 900;
  letter-spacing: -0.035em;
  color: var(--obsidian-ink);
  line-height: 1;
}

.tier-cycle {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--obsidian-dim);
  margin-left: 2px;
}

.tier-specs-list {
  list-style: none;
  margin-bottom: 34px;
  flex-grow: 1;
}

.tier-specs-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--obsidian-muted);
  margin-bottom: 16px;
  line-height: 1.45;
}

.tier-specs-list li strong {
  color: var(--obsidian-ink);
}

.spec-check-gem {
  color: var(--emerald-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

/* -------------------------------------------------------------
   用户评价 (User Reviews - 无通用AI头像，高定晶印徽标)
   ------------------------------------------------------------- */
.reviews-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.review-crystal-slab {
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-jewel-stars {
  color: var(--amber-jewel);
  font-size: 1.15rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.review-quote {
  font-size: 0.98rem;
  color: var(--obsidian-muted);
  line-height: 1.75;
  margin-bottom: 24px;
  font-style: italic;
}

.reviewer-seal {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--border-crystal-slab);
  padding-top: 18px;
}

/* 晶透字母印鉴 (替代通用粗糙头像) */
.seal-monogram {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background: var(--gradient-facet-bevel);
  border: 1px solid var(--border-crystal-slab);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--emerald-deep);
  box-shadow: var(--shadow-caustic-sm);
}

[data-theme="dark"] .seal-monogram {
  color: var(--emerald-primary);
}

.seal-meta {
  display: flex;
  flex-direction: column;
}

.seal-name {
  font-size: 0.96rem;
  font-weight: 800;
  color: var(--obsidian-ink);
}

.seal-role {
  font-size: 0.8rem;
  color: var(--obsidian-dim);
}

/* -------------------------------------------------------------
   常见问题解答 (FAQ Accordion)
   ------------------------------------------------------------- */
.faq-flow-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.faq-facet-row {
  margin-bottom: 16px;
}

.faq-trigger {
  width: 100%;
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: none;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  text-align: left;
  cursor: pointer;
  outline: none;
  user-select: none;
}

.faq-rotator {
  width: 22px;
  height: 22px;
  color: var(--emerald-primary);
  transition: transform var(--transition-glass);
  flex-shrink: 0;
  margin-left: 14px;
}

.faq-collapse-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-glass), padding var(--transition-glass);
  padding: 0 28px;
  color: var(--obsidian-muted);
  font-size: 0.98rem;
  line-height: 1.75;
}

.faq-facet-row.active .faq-rotator {
  transform: rotate(180deg);
}

.faq-facet-row.active .faq-collapse-body {
  max-height: 350px;
  padding: 0 28px 24px;
}

/* -------------------------------------------------------------
   页脚规范 (严格只保留四个指定标题并新窗口打开)
   ------------------------------------------------------------- */
.site-footer {
  background: var(--canvas-subtle);
  border-top: 1px solid var(--border-crystal-slab);
  padding: 48px 0 38px;
  transition: background-color var(--transition-glass), border-color var(--transition-glass);
}

.footer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.footer-nav a {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--obsidian-muted);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--emerald-primary);
  background: var(--emerald-tint);
  transform: translateY(-2px);
}

.footer-copy {
  text-align: center;
  font-size: 0.88rem;
  color: var(--obsidian-dim);
}

.footer-copy strong {
  color: var(--obsidian-muted);
}

/* -------------------------------------------------------------
   底部注册呼吁区背景与独立单页专用排版 (融入星空插画)
   ------------------------------------------------------------- */
.cta-banner-section {
  padding: 84px 0;
  text-align: center;
  position: relative;
  background-image: 
    linear-gradient(180deg, var(--canvas-bg) 0%, rgba(255, 255, 255, 0.65) 35%, rgba(255, 255, 255, 0.88) 100%),
    url('bg.jpg');
  background-position: center bottom;
  background-size: cover;
  background-repeat: no-repeat;
  border-top: 1px solid var(--border-crystal-slab);
}

[data-theme="dark"] .cta-banner-section {
  background-image: 
    linear-gradient(180deg, var(--canvas-bg) 0%, rgba(7, 11, 14, 0.72) 35%, rgba(7, 11, 14, 0.9) 100%),
    url('bg.jpg');
}

.doc-hero {
  padding: 76px 0 52px;
  text-align: center;
  border-bottom: 1px solid var(--border-crystal-slab);
  position: relative;
  background-image: 
    linear-gradient(180deg, rgba(255, 255, 255, 0.52) 0%, rgba(255, 255, 255, 0.82) 65%, var(--canvas-bg) 100%),
    url('bg.jpg');
  background-position: center 15%;
  background-size: cover;
  background-repeat: no-repeat;
}

[data-theme="dark"] .doc-hero {
  background-image: 
    linear-gradient(180deg, rgba(7, 11, 14, 0.55) 0%, rgba(7, 11, 14, 0.85) 65%, var(--canvas-bg) 100%),
    url('bg.jpg');
}

.doc-title {
  font-size: 2.6rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
  text-shadow: 0 2px 20px rgba(255, 255, 255, 0.9);
}

[data-theme="dark"] .doc-title {
  text-shadow: 0 3px 22px rgba(0, 0, 0, 0.9);
}

.doc-sub {
  font-size: 1.1rem;
  color: var(--obsidian-muted);
  max-width: 650px;
  margin: 0 auto;
}

.doc-body-wrap {
  max-width: 920px;
  margin: 48px auto;
  padding: 0 28px 88px;
}

.doc-slab-content {
  padding: 48px 42px;
}

.doc-part {
  margin-bottom: 38px;
}

.doc-part:last-child {
  margin-bottom: 0;
}

.doc-title-h2 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.doc-title-h2::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 22px;
  background: var(--gradient-emerald-cyan);
  border-radius: 2px;
}

.doc-p {
  font-size: 1rem;
  color: var(--obsidian-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.doc-ul {
  padding-left: 22px;
  margin-bottom: 18px;
  color: var(--obsidian-muted);
}

.doc-ul li {
  margin-bottom: 10px;
  line-height: 1.65;
}

.jewel-quote-banner {
  background: var(--emerald-tint);
  border-left: 4px solid var(--emerald-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px 26px;
  margin: 24px 0;
  color: var(--obsidian-ink);
  font-size: 0.98rem;
  line-height: 1.7;
}

/* 资讯专栏特供卡片流 */
.news-cards-flow {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.news-item-slab {
  padding: 34px 30px;
  transition: all var(--transition-glass);
}

.news-item-slab:hover {
  transform: translateY(-4px);
  border-color: var(--emerald-primary);
}

.news-meta-row {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.85rem;
  color: var(--obsidian-dim);
  margin-bottom: 12px;
}

.news-tag-gem {
  background: var(--emerald-tint);
  color: var(--emerald-deep);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-weight: 700;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

[data-theme="dark"] .news-tag-gem {
  color: var(--emerald-primary);
}

.news-headline {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin-bottom: 10px;
  line-height: 1.4;
}

.news-brief {
  font-size: 0.96rem;
  color: var(--obsidian-muted);
  line-height: 1.7;
  margin-bottom: 18px;
}

.news-cta-link {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--emerald-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.news-cta-link:hover {
  text-decoration: underline;
}

/* -------------------------------------------------------------
   响应式媒体查询 (@media) - 确保手机端单栏与手指友好热区
   ------------------------------------------------------------- */
@media (max-width: 1080px) {
  .nav-links {
    gap: 8px;
  }
  .nav-link {
    font-size: 0.84rem;
    padding: 6px 2px;
  }

  .features-trio,
  .pricing-matrix-row,
  .reviews-trio {
    grid-template-columns: repeat(2, 1fr);
  }

  .tier-crystal-card.flagship-tier {
    transform: none;
  }
  .tier-crystal-card.flagship-tier:hover {
    transform: translateY(-5px);
  }

  .hero-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .metric-node:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 960px) {
  :root {
    --nav-height: 66px;
  }

  .nav-links {
    display: none; /* 平板与移动端收纳，保障界面极致清爽与秒开 */
  }

  .hero-section {
    padding: 56px 0 44px;
  }

  .hero-title {
    font-size: clamp(1.2rem, 3.8vw, 1.95rem);
    white-space: nowrap;
    letter-spacing: -0.03em;
  }

  .hero-intro {
    font-size: 1.02rem;
    margin-bottom: 30px;
  }

  .hero-cta-wrap {
    flex-direction: column;
    width: 100%;
    gap: 14px;
  }

  .hero-cta-wrap .btn {
    width: 100%;
    min-height: 50px; /* 符合手指舒适点击 */
  }

  .features-trio,
  .showcase-dual-row,
  .pricing-matrix-row,
  .reviews-trio {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .gem-matrix-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-metrics-grid {
    grid-template-columns: 1fr 1fr;
    padding: 22px 18px;
  }

  .metric-data {
    font-size: 1.8rem;
  }

  .footer-nav {
    flex-direction: column;
    gap: 16px;
  }

  .doc-slab-content {
    padding: 28px 20px;
  }
}

@keyframes pulse-gem {
  0%, 100% {
    transform: scale(1);
    opacity: 0.9;
  }
  50% {
    transform: scale(1.35);
    opacity: 1;
    box-shadow: 0 0 14px var(--mint-cyan);
  }
}

@keyframes shine-pass {
  0% { left: -100%; }
  25% { left: 100%; }
  100% { left: 100%; }
}

/* -------------------------------------------------------------
   深度 SEO 科普长文专题排版系统
   ------------------------------------------------------------- */
.article-wrap {
  max-width: 960px;
  margin: 40px auto 88px;
  padding: 0 24px;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--obsidian-dim);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.breadcrumb-nav a {
  color: var(--obsidian-muted);
  transition: color var(--transition-fast);
}

.breadcrumb-nav a:hover {
  color: var(--emerald-primary);
}

.breadcrumb-sep {
  color: var(--obsidian-dim);
}

.article-hero-box {
  padding: 44px 38px;
  margin-bottom: 36px;
}

.article-title-h1 {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.025em;
  color: var(--obsidian-ink);
  margin-bottom: 20px;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.88rem;
  color: var(--obsidian-dim);
  flex-wrap: wrap;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-crystal-slab);
}

.article-tag-badge {
  background: var(--emerald-tint);
  color: var(--emerald-deep);
  border: 1px solid rgba(16, 185, 129, 0.25);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 3px 12px;
  border-radius: var(--radius-full);
}

[data-theme="dark"] .article-tag-badge {
  color: var(--emerald-primary);
}

/* 目录盒子 (Table of Contents) */
.article-toc {
  background: rgba(16, 185, 129, 0.04);
  border: 1px solid var(--border-crystal-slab);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin: 32px 0 40px;
}

.toc-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toc-list {
  padding-left: 20px;
  color: var(--obsidian-muted);
  font-size: 0.95rem;
  line-height: 1.85;
}

.toc-list a {
  color: var(--obsidian-muted);
  font-weight: 600;
  transition: color var(--transition-fast);
}

.toc-list a:hover {
  color: var(--emerald-primary);
  text-decoration: underline;
}

/* 文章正文排版 */
.article-body-content {
  color: var(--obsidian-muted);
  font-size: 1.04rem;
  line-height: 1.85;
}

.article-body-content h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin: 44px 0 18px;
  padding-top: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.article-body-content h2::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 24px;
  background: var(--gradient-emerald-cyan);
  border-radius: 2px;
  flex-shrink: 0;
}

.article-body-content h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin: 28px 0 14px;
}

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

.article-body-content ul,
.article-body-content ol {
  padding-left: 24px;
  margin-bottom: 24px;
}

.article-body-content li {
  margin-bottom: 10px;
  line-height: 1.7;
}

.article-body-content strong {
  color: var(--obsidian-ink);
}

/* 内链与外链强调高亮 */
.article-body-content a {
  color: var(--emerald-primary);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

.article-body-content a:hover {
  color: var(--emerald-deep);
}

/* 数据对比表格 */
.article-table-wrap {
  overflow-x: auto;
  margin: 30px 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-crystal-slab);
  background: var(--canvas-bg);
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.94rem;
}

.article-table th {
  background: var(--emerald-tint);
  color: var(--obsidian-ink);
  font-weight: 800;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-crystal-slab);
  white-space: nowrap;
}

.article-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-crystal-subtle);
  color: var(--obsidian-muted);
}

.article-table tr:last-child td {
  border-bottom: none;
}

.article-table tr:hover td {
  background: rgba(16, 185, 129, 0.03);
}

/* 权威科普提示框 */
.article-callout {
  background: var(--gradient-facet-bevel);
  border-left: 4px solid var(--emerald-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 22px 26px;
  margin: 28px 0;
  box-shadow: var(--shadow-caustic-sm);
}

.article-callout.alert-callout {
  border-left-color: #ef4444;
  background: rgba(239, 68, 68, 0.05);
}

.callout-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 文章内置 FAQ */
.article-faq-section {
  margin: 48px 0;
  border-top: 1px solid var(--border-crystal-slab);
  padding-top: 36px;
}

.faq-card-item {
  background: var(--gradient-facet-bevel);
  border: 1px solid var(--border-crystal-slab);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  margin-bottom: 16px;
}

.faq-card-q {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.faq-card-q::before {
  content: "Q:";
  color: var(--emerald-primary);
  font-weight: 900;
}

.faq-card-a {
  font-size: 0.98rem;
  color: var(--obsidian-muted);
  line-height: 1.7;
}

/* 推荐延伸 / 相关阅读 (Related Articles) */
.related-reading-box {
  margin: 54px 0 32px;
  border-top: 1px solid var(--border-crystal-slab);
  padding-top: 40px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 20px;
}

.related-item-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none !important;
}

.related-item-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--obsidian-ink);
  margin-bottom: 8px;
  line-height: 1.45;
  transition: color var(--transition-fast);
}

.related-item-card:hover .related-item-title {
  color: var(--emerald-primary);
}

.related-item-desc {
  font-size: 0.88rem;
  color: var(--obsidian-dim);
  line-height: 1.6;
}

/* 文章底部推广卡片 */
.article-cta-box {
  text-align: center;
  padding: 40px 32px;
  margin-top: 48px;
  border-radius: var(--radius-lg);
}

@media (max-width: 768px) {
  .related-grid {
    grid-template-columns: 1fr;
  }
  .article-hero-box {
    padding: 28px 20px;
  }
}