/* ==========================================================
   上线性能与顺滑度增强引擎 (Smoothness & Performance Optimization)
   ========================================================== */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
}

*, *::before, *::after {
  box-sizing: border-box;
}

/* 硬件加速与流畅悬停 */
a, button, .media-news-card, .btn-media-primary, .btn-media-secondary, .faq-card, .intro-panel {
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
}

/* 移动端平滑滚动与防抖 */
.table-wrapper, .table-container, .code-box, pre {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

/* 媒体图片防溢出与自适应 */
img, svg, video, canvas {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 消除点击高亮延迟 */
a, button, input, select, textarea {
  -webkit-tap-highlight-color: transparent;
}

:root {
  /* 轻拟物设计系统色彩与多层拟真阴影 (Soft Skeuomorphism & Neumorphic System) */
  --sk-bg: #e8edf2;              /* 拟物质感高级冷灰底 */
  --sk-card-bg: #eef2f6;         /* 拟物卡片底色 */
  --sk-panel-bg: #f2f5f8;        /* 浮凸面板色 */
  --sk-inset-bg: #e2e8f0;        /* 内嵌凹槽底色 */
  
  --sk-primary: #2563eb;         /* 质感深电光蓝 */
  --sk-primary-light: #3b82f6;   /* 高光蓝 */
  --sk-accent: #10b981;          /* 翠绿指示灯 */
  
  --sk-text-main: #1e293b;       /* 浓郁沉稳主字色 */
  --sk-text-muted: #475569;      /* 次级文字 */
  --sk-text-sub: #64748b;        /* 辅助说明 */
  
  /* 双向拟物投影与浮凸效果 (Tactile Bevels & Skeuomorphic Shadows) */
  --sk-shadow-out: 6px 6px 14px rgba(166, 175, 195, 0.6), -6px -6px 14px rgba(255, 255, 255, 0.9);
  --sk-shadow-out-hover: 8px 8px 20px rgba(166, 175, 195, 0.8), -8px -8px 20px rgba(255, 255, 255, 1);
  --sk-shadow-inset: inset 3px 3px 6px rgba(166, 175, 195, 0.6), inset -3px -3px 6px rgba(255, 255, 255, 0.9);
  --sk-shadow-btn: 4px 4px 10px rgba(166, 175, 195, 0.6), -4px -4px 10px rgba(255, 255, 255, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  --sk-shadow-btn-active: inset 3px 3px 6px rgba(166, 175, 195, 0.7), inset -3px -3px 6px rgba(255, 255, 255, 0.9);

  --sk-border: 1px solid rgba(255, 255, 255, 0.6);
  --sk-border-subtle: 1px solid rgba(203, 213, 225, 0.6);
  --sk-radius: 14px;
  --sk-radius-lg: 20px;
  --sk-transition: all 0.22s cubic-bezier(0.2, 0.8, 0.2, 1);
  --sk-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  --sk-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body {
  font-family: var(--sk-font);
  background-color: var(--sk-bg);
  color: var(--sk-text-main);
  line-height: 1.75;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 顶部声明区 */
.skeuo-topbar {
  background: var(--sk-card-bg);
  box-shadow: 0 2px 8px rgba(166, 175, 195, 0.3);
  padding: 10px 0;
  font-size: 13px;
  color: var(--sk-text-muted);
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
}

.topbar-inner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.skeuo-badge-emboss {
  display: inline-block;
  white-space: nowrap;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 6px;
  box-shadow: 2px 2px 5px rgba(37, 99, 235, 0.4), inset 0 1px 0 rgba(255,255,255,0.4);
  letter-spacing: 0.5px;
  margin-top: 1px;
}

.topbar-text {
  flex: 1;
  line-height: 1.55;
}

/* 导航栏 */
.skeuo-header {
  background: var(--sk-bg);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(166, 175, 195, 0.4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.6);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.skeuo-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.skeuo-logo-plate {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(145deg, #f0f4f8, #d9e1ea);
  box-shadow: var(--sk-shadow-out), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  color: #2563eb;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.skeuo-title-box {
  display: flex;
  flex-direction: column;
}

.skeuo-brand-title {
  font-size: 18px;
  font-weight: 900;
  color: #1e293b;
  letter-spacing: -0.3px;
}

.skeuo-brand-title span {
  color: #2563eb;
}

.skeuo-brand-sub {
  font-size: 11px;
  color: #64748b;
  font-weight: 600;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.nav a {
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 700;
  color: #475569;
  text-decoration: none;
  border-radius: 10px;
  background: var(--sk-bg);
  box-shadow: 2px 2px 5px rgba(166, 175, 195, 0.4), -2px -2px 5px rgba(255, 255, 255, 0.8);
  transition: var(--sk-transition);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.nav a:hover {
  color: #2563eb;
  box-shadow: 3px 3px 8px rgba(166, 175, 195, 0.6), -3px -3px 8px rgba(255, 255, 255, 0.9);
}

.nav a.active {
  color: #2563eb;
  box-shadow: var(--sk-shadow-inset);
  background: #e2e8f0;
}

/* 拟物 Hero 英雄区 (Tactile Skeuomorphic Hero Control Panel) */
.skeuo-hero-section {
  padding: 56px 0 48px;
}

.hero-skeuo-panel {
  background: linear-gradient(145deg, #f5f8fb, #e2e8f0);
  border-radius: var(--sk-radius-lg);
  box-shadow: 10px 10px 24px rgba(166, 175, 195, 0.7), -10px -10px 24px rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.8);
  padding: 48px 44px;
  position: relative;
}

.hero-indicator-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.led-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #e2e8f0;
  padding: 4px 14px;
  border-radius: 20px;
  box-shadow: var(--sk-shadow-inset);
  font-size: 13px;
  font-weight: 700;
  color: #334155;
}

.led-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 8px #10b981, inset 0 1px 2px rgba(255,255,255,0.8);
}

.skeuo-hero-section h1 {
  font-size: 36px;
  font-weight: 900;
  color: #0f172a;
  line-height: 1.35;
  margin-bottom: 18px;
  letter-spacing: -0.6px;
}

.skeuo-hero-section p.hero-lead {
  font-size: 16px;
  color: var(--sk-text-muted);
  line-height: 1.8;
  max-width: 860px;
  margin-bottom: 32px;
}

/* 真实按钮 双入口 CTA (Tactile 3D Buttons) */
.hero-cta-tactile {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.sk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 800;
  border-radius: 12px;
  text-decoration: none;
  transition: var(--sk-transition);
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.btn-primary-tactile {
  background: linear-gradient(145deg, #3b82f6, #1d4ed8);
  color: #ffffff;
  box-shadow: 4px 4px 12px rgba(37, 99, 235, 0.4), -2px -2px 6px rgba(255, 255, 255, 0.6), inset 0 1px 1px rgba(255, 255, 255, 0.6);
}

.btn-primary-tactile:hover {
  transform: translateY(-2px);
  box-shadow: 6px 6px 16px rgba(37, 99, 235, 0.5), -3px -3px 8px rgba(255, 255, 255, 0.8);
}

.btn-primary-tactile:active {
  transform: translateY(1px);
  box-shadow: inset 3px 3px 6px rgba(0, 0, 0, 0.3);
}

.btn-secondary-tactile {
  background: linear-gradient(145deg, #ffffff, #e2e8f0);
  color: #1e293b;
  box-shadow: var(--sk-shadow-btn);
}

.btn-secondary-tactile:hover {
  transform: translateY(-2px);
  box-shadow: 6px 6px 14px rgba(166, 175, 195, 0.8), -6px -6px 14px rgba(255, 255, 255, 1);
}

.btn-secondary-tactile:active {
  transform: translateY(1px);
  box-shadow: var(--sk-shadow-btn-active);
}

/* 拟物硬件指标条 */
.skeuo-metric-shelf {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: #e2e8f0;
  padding: 18px 24px;
  border-radius: var(--sk-radius);
  box-shadow: var(--sk-shadow-inset);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.shelf-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border-right: 1px solid rgba(166, 175, 195, 0.4);
}

.shelf-item:last-child {
  border-right: none;
}

.shelf-item .val {
  font-size: 18px;
  font-weight: 900;
  color: #2563eb;
}

.shelf-item .lbl {
  font-size: 12px;
  color: var(--sk-text-sub);
  margin-top: 2px;
  font-weight: 600;
}

/* 通用 Section 排版 */
.section {
  padding: 56px 0;
}

.section-alt {
  background-color: #f2f5f8;
  border-top: 1px solid rgba(255, 255, 255, 0.7);
  border-bottom: 1px solid rgba(203, 213, 225, 0.6);
}

.section-head {
  text-align: center;
  margin-bottom: 44px;
}

.skeuo-tag-pill {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  color: #2563eb;
  background: #e2e8f0;
  padding: 4px 14px;
  border-radius: 20px;
  box-shadow: var(--sk-shadow-inset);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.section-head h2 {
  font-size: 28px;
  font-weight: 900;
  color: #0f172a;
  margin-bottom: 10px;
  letter-spacing: -0.4px;
}

.section-head p {
  font-size: 15px;
  color: var(--sk-text-muted);
  max-width: 680px;
  margin: 0 auto;
}

/* 六宫格功能模块区 (Skeuomorphic Cards with Bevel Highlights) */
.grid-6 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.skeuo-card {
  background: linear-gradient(145deg, #f8fafc, #eef2f6);
  border-radius: var(--sk-radius);
  box-shadow: var(--sk-shadow-out);
  border: 1px solid rgba(255, 255, 255, 0.9);
  padding: 28px 24px;
  transition: var(--sk-transition);
  display: flex;
  flex-direction: column;
}

.skeuo-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sk-shadow-out-hover);
}

.card-top-plate {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-knob-num {
  font-family: var(--sk-font-mono);
  font-size: 12px;
  font-weight: 900;
  color: #2563eb;
  background: #e2e8f0;
  padding: 4px 10px;
  border-radius: 6px;
  box-shadow: var(--sk-shadow-inset);
}

.card-tag-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--sk-text-sub);
}

.skeuo-card h3 {
  font-size: 18px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 10px;
  line-height: 1.4;
}

.skeuo-card p {
  font-size: 14px;
  color: var(--sk-text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
  flex: 1;
}

.sk-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 800;
  color: #2563eb;
  text-decoration: none;
  background: #eef2f6;
  padding: 8px 16px;
  border-radius: 8px;
  box-shadow: 2px 2px 6px rgba(166, 175, 195, 0.4), -2px -2px 6px rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.8);
  transition: var(--sk-transition);
  align-self: flex-start;
}

.sk-card-btn:hover {
  color: #1d4ed8;
  box-shadow: 3px 3px 8px rgba(166, 175, 195, 0.6), -3px -3px 8px rgba(255, 255, 255, 1);
}

/* 正文介绍区 (教程中心 + 我们提供什么) */
.intro-skeuo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.intro-skeuo-panel {
  background: linear-gradient(145deg, #f8fafc, #eef2f6);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--sk-radius-lg);
  padding: 36px 30px;
  box-shadow: var(--sk-shadow-out);
}

.intro-skeuo-panel h3 {
  font-size: 20px;
  font-weight: 900;
  color: #0f172a;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.intro-skeuo-panel p {
  font-size: 14px;
  color: var(--sk-text-muted);
  line-height: 1.75;
  margin-bottom: 18px;
}

.intro-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.intro-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: #334155;
}

.sk-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2563eb;
  margin-top: 8px;
  flex-shrink: 0;
  box-shadow: 0 0 6px rgba(37, 99, 235, 0.5);
}

/* 热门教程表格 */
.table-skeuo-wrapper {
  background: var(--sk-card-bg);
  border-radius: var(--sk-radius-lg);
  overflow: hidden;
  box-shadow: var(--sk-shadow-out);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.sk-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.sk-table th {
  background: #e2e8f0;
  padding: 16px 20px;
  font-size: 13px;
  font-weight: 800;
  color: #1e293b;
  border-bottom: 1px solid rgba(203, 213, 225, 0.8);
}

.sk-table td {
  padding: 16px 20px;
  font-size: 14px;
  color: var(--sk-text-muted);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  vertical-align: middle;
}

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

.sk-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.5);
}

.sk-user-badge {
  display: inline-block;
  background: #e2e8f0;
  color: #334155;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 6px;
  box-shadow: var(--sk-shadow-inset);
}

.sk-diff-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 6px;
}

.diff-easy {
  background: #dcfce7;
  color: #15803d;
  box-shadow: 1px 1px 4px rgba(34, 197, 94, 0.2);
}

.diff-med {
  background: #fef3c7;
  color: #b45309;
  box-shadow: 1px 1px 4px rgba(245, 158, 11, 0.2);
}

.diff-hard {
  background: #fee2e2;
  color: #b91c1c;
  box-shadow: 1px 1px 4px rgba(239, 68, 68, 0.2);
}

/* FAQ 常见问答 */
.faq-skeuo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.faq-skeuo-box {
  background: linear-gradient(145deg, #f8fafc, #eef2f6);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--sk-radius);
  padding: 24px 22px;
  box-shadow: var(--sk-shadow-out);
}

.faq-skeuo-box h4 {
  font-size: 15px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.q-badge {
  color: #2563eb;
  font-weight: 900;
}

.faq-skeuo-box p {
  font-size: 14px;
  color: var(--sk-text-muted);
  line-height: 1.7;
}

/* 延伸阅读区 */
.extended-skeuo {
  margin-top: 40px;
  background: var(--sk-card-bg);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--sk-radius-lg);
  padding: 24px 28px;
  box-shadow: var(--sk-shadow-out);
}

.extended-skeuo h4 {
  font-size: 15px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 14px;
}

.extended-skeuo-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.extended-skeuo-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--sk-bg);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 2px 2px 6px rgba(166, 175, 195, 0.4), -2px -2px 6px rgba(255, 255, 255, 0.8);
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  color: #334155;
  text-decoration: none;
  transition: var(--sk-transition);
}

.extended-skeuo-links a:hover {
  background: #2563eb;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 3px 3px 10px rgba(37, 99, 235, 0.4);
}

/* 页脚 */
.skeuo-footer {
  background: #1e293b;
  color: #94a3b8;
  padding: 50px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  max-width: 520px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  color: #ffffff;
  font-size: 16px;
}

.skeuo-logo-plate-sm {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: linear-gradient(145deg, #3b82f6, #1d4ed8);
  color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.4);
}

.footer-brand p {
  font-size: 13px;
  line-height: 1.7;
  color: #94a3b8;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  max-width: 440px;
}

.footer-nav a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 14px;
  transition: var(--sk-transition);
}

.footer-nav a:hover {
  color: #60a5fa;
}

.footer-bottom {
  padding-top: 24px;
  text-align: center;
  font-size: 12px;
  color: #64748b;
}

/* 子页面排版 */
.skeuo-sub-hero {
  padding: 44px 0 36px;
  background: var(--sk-card-bg);
  box-shadow: 0 2px 10px rgba(166, 175, 195, 0.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.6);
}

.skeuo-sub-hero h1 {
  font-size: 28px;
  font-weight: 900;
  color: #0f172a;
  margin-bottom: 10px;
  letter-spacing: -0.4px;
}

.skeuo-sub-hero p {
  font-size: 15px;
  color: var(--sk-text-muted);
}

.skeuo-article-wrap {
  padding: 48px 0;
}

.skeuo-article-panel {
  background: linear-gradient(145deg, #f8fafc, #eef2f6);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--sk-radius-lg);
  padding: 40px;
  box-shadow: var(--sk-shadow-out);
}

.skeuo-article-panel h2 {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  margin: 32px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(203, 213, 225, 0.6);
}

.skeuo-article-panel h2:first-child {
  margin-top: 0;
}

.skeuo-article-panel h3 {
  font-size: 18px;
  font-weight: 700;
  color: #2563eb;
  margin: 24px 0 12px;
}

.skeuo-article-panel p {
  font-size: 15px;
  color: var(--sk-text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.skeuo-article-panel ul, .skeuo-article-panel ol {
  margin: 0 0 20px 24px;
  color: var(--sk-text-muted);
}

.skeuo-article-panel li {
  margin-bottom: 8px;
  line-height: 1.7;
}

.skeuo-callout {
  background: #e2e8f0;
  border-left: 4px solid #2563eb;
  padding: 16px 20px;
  border-radius: 0 var(--sk-radius) var(--sk-radius) 0;
  margin-bottom: 24px;
  font-size: 14px;
  color: #1e293b;
  box-shadow: var(--sk-shadow-inset);
}

.skeuo-terminal {
  background: #0f172a;
  color: #f8fafc;
  padding: 18px 22px;
  border-radius: var(--sk-radius);
  font-family: var(--sk-font-mono);
  font-size: 13px;
  overflow-x: auto;
  margin-bottom: 20px;
  line-height: 1.6;
  box-shadow: inset 2px 2px 6px rgba(0,0,0,0.5);
}

@media (max-width: 900px) {
  .hero-skeuo-panel {
    padding: 32px 24px;
  }
  .grid-6 {
    grid-template-columns: repeat(2, 1fr);
  }
  .intro-skeuo-grid, .faq-skeuo-grid {
    grid-template-columns: 1fr;
  }
  .skeuo-metric-shelf {
    grid-template-columns: repeat(2, 1fr);
  }
  .shelf-item:nth-child(2) {
    border-right: none;
  }
}

@media (max-width: 640px) {
  .grid-6 {
    grid-template-columns: 1fr;
  }
  .header-inner {
    flex-direction: column;
    height: auto;
    padding: 14px 0;
    gap: 12px;
  }
  .skeuo-hero-section h1 {
    font-size: 26px;
  }
  .footer-top {
    flex-direction: column;
  }
  .skeuo-metric-shelf {
    grid-template-columns: 1fr;
  }
  .shelf-item {
    border-right: none;
    border-bottom: 1px solid rgba(166, 175, 195, 0.4);
  }
  .shelf-item:last-child {
    border-bottom: none;
  }
}