:root{
  --bg-start:#0b0b18;
  --bg-end:#15152c;
  --card:#1a1a36;
  --card-2:#20203f;
  --border:#2e2e58;
  --border-light:#3d3d70;
  --text:#e9e9f4;
  --title:#f2f2ff;
  --muted:#b9b9d6;
  --accent:#7c5cff;
  --accent-2:#9d7cff;
  --accent-3:#1fb9d6;
  --shadow:0 10px 30px rgba(0,0,0,.45);
  --radius:16px;
}
html[data-theme="light"]{
  --bg-start:#f6f8ff;
  --bg-end:#eef2fb;
  --card:#ffffff;
  --card-2:#f2f5ff;
  --border:rgba(40,62,100,.13);
  --border-light:rgba(40,62,100,.24);
  --text:#142033;
  --title:#0d0820;
  --muted:#3a4a66;
  --accent:#6c4df6;
  --accent-2:#1fb9d6;
  --accent-3:#6c4df6;
  --shadow:0 10px 30px rgba(40,62,100,.12);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:linear-gradient(160deg,var(--bg-start) 0%,var(--bg-end) 100%);
  background-attachment:fixed;
  color:var(--text);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:var(--accent-2);text-decoration:none;transition:color .2s,text-decoration .2s;}
a:hover{color:var(--accent);text-decoration:underline;}
h1,h2,h3{color:var(--title);line-height:1.35;font-weight:800;}
h2{font-size:clamp(1.4rem,3vw,2rem);}
h3{font-size:1.1rem;}
img{max-width:100%;display:block;border-radius:12px;}
ul{list-style:none;}

/* 阅读进度条 */
#progress-bar{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:linear-gradient(90deg,var(--accent),var(--accent-2),var(--accent-3));
  z-index:1200;transition:width .1s linear;
}

/* 导航 */
header.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(11,11,24,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:box-shadow .3s,border-color .3s,background .3s;
}
html[data-theme="light"] header.site-header{background:rgba(246,248,255,.82);}
header.site-header.scrolled{
  border-bottom:1px solid var(--border);
  box-shadow:0 6px 24px rgba(0,0,0,.35);
}
html[data-theme="light"] header.site-header.scrolled{box-shadow:0 6px 24px rgba(40,62,100,.14);}
.nav-wrap{
  max-width:1280px;margin:0 auto;padding:12px 20px;
  display:flex;align-items:center;gap:18px;
}
.logo{
  display:flex;align-items:center;gap:10px;
  font-weight:900;color:var(--title);font-size:1.05rem;flex-shrink:0;
  letter-spacing:.5px;
}
.logo .logo-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:1.15rem;font-weight:900;
  box-shadow:0 4px 14px rgba(124,92,255,.5);
}
nav.main-nav{display:flex;gap:6px;margin-left:8px;flex-wrap:wrap;}
nav.main-nav a{
  color:var(--text);font-size:.92rem;padding:7px 11px;border-radius:9px;
  font-weight:500;
}
nav.main-nav a:hover{background:var(--card-2);color:var(--accent-2);text-decoration:none;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
.search-box{
  display:flex;align-items:center;
  background:var(--card);border:1px solid var(--border);
  border-radius:10px;padding:5px 10px;
}
.search-box input{
  background:transparent;border:none;outline:none;color:var(--text);
  width:150px;font-size:.88rem;font-family:inherit;
}
.search-box input::placeholder{color:var(--muted);}
.search-box button{
  background:transparent;border:none;color:var(--accent-2);cursor:pointer;
  font-size:.95rem;padding:2px 4px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 18px;border-radius:11px;font-weight:700;font-size:.9rem;
  cursor:pointer;border:none;font-family:inherit;transition:transform .18s,box-shadow .18s,background .18s;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;box-shadow:0 6px 18px rgba(124,92,255,.42);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(124,92,255,.55);text-decoration:none;color:#fff;}
.btn-ghost{
  background:var(--card);color:var(--text);border:1px solid var(--border-light);
}
.btn-ghost:hover{border-color:var(--accent-2);color:var(--accent-2);transform:translateY(-2px);text-decoration:none;}
.theme-toggle{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--border);
  background:var(--card);color:var(--text);cursor:pointer;font-size:1.05rem;
  display:flex;align-items:center;justify-content:center;transition:border-color .2s,transform .2s;
}
.theme-toggle:hover{border-color:var(--accent-2);transform:rotate(-12deg);}
.hamburger{
  display:none;width:42px;height:42px;border-radius:11px;
  border:1px solid var(--border);background:var(--card);cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.hamburger span{width:20px;height:2px;background:var(--text);border-radius:2px;transition:.3s;}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-menu{
  display:none;flex-direction:column;gap:4px;
  padding:10px 20px 18px;border-top:1px solid var(--border);
  background:rgba(11,11,24,.96);
}
html[data-theme="light"] .mobile-menu{background:rgba(246,248,255,.98);}
.mobile-menu.open{display:flex;}
.mobile-menu a{padding:10px 12px;border-radius:10px;color:var(--text);font-weight:500;}
.mobile-menu a:hover{background:var(--card-2);text-decoration:none;color:var(--accent-2);}
.mobile-menu .search-box{width:100%;}
.mobile-menu .search-box input{width:100%;}

/* 通用容器 */
.container{max-width:1280px;margin:0 auto;padding:0 20px;}
section{padding:64px 0;}
.section-head{margin-bottom:34px;}
.section-head .eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:2px;
  color:var(--accent-2);text-transform:uppercase;margin-bottom:8px;
}
.section-head h2{margin-bottom:8px;}
.section-head p{color:var(--muted);max-width:720px;font-size:.95rem;}

/* Hero */
.hero{
  min-height:76vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:140px 20px 70px;position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 20% 20%,rgba(124,92,255,.22),transparent 45%),
             radial-gradient(circle at 80% 70%,rgba(31,185,214,.18),transparent 45%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:900px;}
.hero-logo{
  width:200px;height:200px;object-fit:cover;border-radius:44px;
  margin:0 auto 26px;border:2px solid var(--border-light);
  box-shadow:0 20px 50px rgba(124,92,255,.4);
}
.hero h1{font-size:clamp(1.6rem,4.4vw,2.9rem);margin-bottom:16px;}
.hero .slogan{
  font-size:clamp(1rem,2.2vw,1.25rem);color:var(--accent-2);
  font-weight:700;margin-bottom:16px;
}
.hero .hero-desc{color:var(--muted);max-width:660px;margin:0 auto 30px;font-size:.98rem;}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:44px;}
.hero-stats{
  display:flex;gap:44px;justify-content:center;flex-wrap:wrap;
  position:relative;z-index:2;
}
.hero-stats .stat{text-align:center;}
.hero-stats .stat b{
  display:block;font-size:clamp(1.5rem,3.4vw,2.1rem);
  color:var(--title);font-weight:900;
  background:linear-gradient(135deg,var(--accent-2),var(--accent-3));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-stats .stat span{font-size:.85rem;color:var(--muted);}

/* 卡片网格 */
.grid{display:grid;gap:20px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}

/* 漫画卡片 */
.comic-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;position:relative;transition:transform .25s,border-color .25s,box-shadow .25s;
  display:flex;flex-direction:column;
}
.comic-card:hover{transform:translateY(-8px);border-color:var(--accent-2);box-shadow:var(--shadow);}
.comic-cover{position:relative;width:100%;aspect-ratio:220/310;overflow:hidden;background:var(--card-2);}
.comic-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s;}
.comic-card:hover .comic-cover img{transform:scale(1.06);}
.badge{
  position:absolute;font-size:.7rem;font-weight:700;padding:3px 9px;border-radius:20px;
  color:#fff;backdrop-filter:blur(4px);
}
.badge-status{top:10px;left:10px;background:rgba(31,185,214,.9);}
.badge-status.done{background:rgba(124,92,255,.9);}
.badge-read{top:10px;right:10px;background:rgba(11,11,24,.72);border:1px solid var(--border-light);}
.comic-info{padding:14px 14px 16px;display:flex;flex-direction:column;gap:6px;flex:1;}
.comic-info h3{font-size:1rem;line-height:1.4;}
.comic-meta{font-size:.78rem;color:var(--muted);display:flex;flex-direction:column;gap:3px;}
.comic-meta b{color:var(--text);font-weight:600;}
.comic-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto;padding-top:8px;}
.tag{
  font-size:.7rem;padding:3px 9px;border-radius:20px;
  background:var(--card-2);border:1px solid var(--border);color:var(--accent-2);
}

/* 精品推荐 */
.feature-list{display:flex;flex-direction:column;gap:22px;}
.feature-card{
  display:grid;grid-template-columns:300px 1fr;gap:24px;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;transition:border-color .25s,transform .25s,box-shadow .25s;
}
.feature-card:hover{border-color:var(--accent-2);transform:translateY(-4px);box-shadow:var(--shadow);}
.feature-card img{width:300px;height:200px;object-fit:cover;}
.feature-body h3{font-size:1.2rem;margin-bottom:8px;}
.feature-body .f-meta{font-size:.82rem;color:var(--muted);margin-bottom:10px;}
.feature-body p{font-size:.92rem;color:var(--text);margin-bottom:12px;}

/* 详细介绍 */
.detail-grid{display:grid;grid-template-columns:300px 1fr;gap:30px;align-items:start;}
.detail-side{
  background:linear-gradient(160deg,var(--card),var(--card-2));
  border:1px solid var(--border);border-radius:var(--radius);
  padding:30px;position:sticky;top:100px;
}
.detail-side .big-num{
  font-size:5rem;font-weight:900;line-height:1;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  margin-bottom:12px;
}
.detail-side h3{font-size:1.15rem;margin-bottom:10px;}
.detail-side p{font-size:.9rem;color:var(--muted);}
.detail-body h2{margin-bottom:16px;}
.detail-body h3{margin:24px 0 10px;font-size:1.05rem;color:var(--accent-2);}
.detail-body p{margin-bottom:14px;font-size:.95rem;color:var(--text);}
.detail-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px;}
.detail-tags span{
  padding:8px 18px;border-radius:12px;background:var(--card);
  border:1px solid var(--border-light);font-size:.85rem;font-weight:600;color:var(--accent-2);
}

/* 角色 */
.char-card{
  display:grid;grid-template-columns:180px 1fr;gap:20px;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;transition:border-color .25s,transform .25s;
}
.char-card:hover{border-color:var(--accent-2);transform:translateY(-4px);}
.char-card img{width:180px;height:180px;object-fit:cover;border-radius:14px;}
.char-body h3{font-size:1.1rem;margin-bottom:6px;}
.char-role{
  display:inline-block;font-size:.72rem;padding:3px 10px;border-radius:20px;
  background:var(--card-2);border:1px solid var(--border);color:var(--accent-3);
  margin-bottom:10px;font-weight:700;
}
.char-body p{font-size:.88rem;color:var(--muted);margin-bottom:6px;}
.char-body p b{color:var(--text);}

/* 平台介绍 */
.platform-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:start;}
.platform-text p{margin-bottom:14px;font-size:.95rem;}
.step-list{display:flex;flex-direction:column;gap:16px;}
.step-item{
  display:flex;gap:14px;background:var(--card);border:1px solid var(--border);
  border-radius:14px;padding:16px;transition:border-color .2s;
}
.step-item:hover{border-color:var(--accent-2);}
.step-num{
  flex-shrink:0;width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900;
}
.step-item h3{font-size:.98rem;margin-bottom:4px;}
.step-item p{font-size:.82rem;color:var(--muted);}
.feature-squares{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px;}
.feature-square{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:18px;text-align:center;transition:border-color .2s,transform .2s;
}
.feature-square:hover{border-color:var(--accent-2);transform:translateY(-4px);}
.feature-square b{display:block;font-size:1.35rem;margin-bottom:6px;}
.feature-square span{font-size:.82rem;color:var(--muted);}

/* 多端同步 */
.sync-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.sync-text p{margin-bottom:14px;font-size:.95rem;}
.sync-visual{display:flex;gap:20px;justify-content:center;align-items:flex-end;}
.sync-visual img{
  border-radius:18px;border:1px solid var(--border-light);
  box-shadow:var(--shadow);
}
.sync-visual .phone{width:200px;height:400px;object-fit:cover;}
.sync-visual .tablet{width:260px;height:360px;object-fit:cover;}

/* 公告 */
.notice-card{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:20px;transition:border-color .2s,transform .2s;
}
.notice-card:hover{border-color:var(--accent-2);transform:translateY(-4px);}
.notice-date{font-size:.75rem;color:var(--accent-3);font-weight:700;margin-bottom:8px;}
.notice-card h3{font-size:1rem;margin-bottom:8px;}
.notice-card p{font-size:.85rem;color:var(--muted);}

/* 安全指南 */
.guide-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:start;}
.guide-text p{margin-bottom:14px;font-size:.95rem;}
.check-list{display:flex;flex-direction:column;gap:12px;}
.check-item{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px;
}
.check-item .check{
  flex-shrink:0;width:24px;height:24px;border-radius:7px;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:900;
}
.check-item p{font-size:.85rem;color:var(--text);}

/* APP下载 */
.app-download{text-align:center;}
.app-download .app-inner{
  background:linear-gradient(160deg,var(--card),var(--card-2));
  border:1px solid var(--border);border-radius:24px;padding:50px 30px;
  max-width:820px;margin:0 auto;
}
.app-download h2{margin-bottom:14px;}
.app-download p{color:var(--muted);margin-bottom:28px;font-size:.95rem;}
.app-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* 评论 */
.review-card{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:18px;transition:border-color .2s,transform .2s;
}
.review-card:hover{border-color:var(--accent-2);transform:translateY(-3px);}
.review-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.avatar{
  width:38px;height:38px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:.9rem;flex-shrink:0;
}
.review-head .r-name{font-weight:700;font-size:.9rem;color:var(--title);}
.review-head .r-time{font-size:.75rem;color:var(--muted);margin-left:auto;}
.review-card p{font-size:.88rem;color:var(--text);}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  overflow:hidden;transition:border-color .2s;
}
.faq-item.open{border-color:var(--accent-2);}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;
  padding:18px 20px;color:var(--title);font-size:.98rem;font-weight:700;
  cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;
  font-family:inherit;
}
.faq-q .arrow{transition:transform .3s;color:var(--accent-2);flex-shrink:0;}
.faq-item.open .faq-q .arrow{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;
  padding:0 20px;color:var(--muted);font-size:.9rem;
}
.faq-item.open .faq-a{padding:0 20px 18px;max-height:400px;}

/* 侧边栏区块 */
.layout-side{display:grid;grid-template-columns:1fr 320px;gap:36px;align-items:start;}
.sidebar{display:flex;flex-direction:column;gap:24px;position:sticky;top:100px;}
.side-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;
}
.side-card h3{font-size:1.05rem;margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{
  content:"";width:5px;height:18px;border-radius:3px;
  background:linear-gradient(180deg,var(--accent),var(--accent-3));
}
.rank-list{display:flex;flex-direction:column;gap:10px;}
.rank-item{display:flex;align-items:center;gap:12px;font-size:.88rem;}
.rank-num{
  flex-shrink:0;width:24px;height:24px;border-radius:8px;
  background:var(--card-2);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  font-size:.75rem;font-weight:800;color:var(--muted);
}
.rank-item:nth-child(1) .rank-num{background:linear-gradient(135deg,#ffb347,#ff7b00);color:#fff;border-color:transparent;}
.rank-item:nth-child(2) .rank-num{background:linear-gradient(135deg,#c0c8d8,#8f9bb3);color:#fff;border-color:transparent;}
.rank-item:nth-child(3) .rank-num{background:linear-gradient(135deg,#e0a06a,#b87333);color:#fff;border-color:transparent;}
.rank-item a{color:var(--text);flex:1;}
.rank-item a:hover{color:var(--accent-2);}
.rank-item .rank-val{font-size:.75rem;color:var(--muted);}
.stat-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.stat-box{
  background:var(--card-2);border:1px solid var(--border);border-radius:12px;
  padding:14px;text-align:center;
}
.stat-box b{display:block;font-size:1.15rem;color:var(--accent-2);font-weight:900;}
.stat-box span{font-size:.75rem;color:var(--muted);}

/* 页脚 */
footer.site-footer{
  background:rgba(0,0,0,.25);border-top:1px solid var(--border);
  padding:56px 0 28px;margin-top:40px;
}
html[data-theme="light"] footer.site-footer{background:rgba(40,62,100,.04);}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-bottom:36px;}
.footer-col h3{font-size:.98rem;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:9px;}
.footer-col a{font-size:.85rem;color:var(--muted);}
.footer-col a:hover{color:var(--accent-2);}
.friend-links{
  display:flex;flex-wrap:wrap;gap:10px;padding:20px 0;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  margin-bottom:24px;
}
.friend-links a{
  font-size:.8rem;padding:5px 12px;border-radius:20px;
  background:var(--card);border:1px solid var(--border);color:var(--muted);
}
.friend-links a:hover{color:var(--accent-2);border-color:var(--accent-2);text-decoration:none;}
.footer-bottom{text-align:center;font-size:.8rem;color:var(--muted);line-height:2;}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--accent-2);}

/* 返回顶部 */
#back-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;
  border-radius:14px;border:1px solid var(--border-light);
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-size:1.2rem;cursor:pointer;z-index:900;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:opacity .3s,visibility .3s,transform .3s;
  box-shadow:0 8px 24px rgba(124,92,255,.5);
}
#back-top.show{opacity:1;visibility:visible;transform:translateY(0);}
#back-top:hover{transform:translateY(-4px);}

/* 响应式 */
@media(max-width:1080px){
  .grid-4{grid-template-columns:repeat(3,1fr);}
  .layout-side{grid-template-columns:1fr;}
  .sidebar{position:static;}
  .platform-grid,.guide-grid{grid-template-columns:1fr;}
}
@media(max-width:860px){
  nav.main-nav{display:none;}
  .nav-right .search-box{display:none;}
  .hamburger{display:flex;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .feature-card{grid-template-columns:1fr;}
  .feature-card img{width:100%;height:200px;}
  .detail-grid{grid-template-columns:1fr;}
  .detail-side{position:static;}
  .char-card{grid-template-columns:130px 1fr;}
  .char-card img{width:130px;height:130px;}
  .sync-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .feature-squares{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:560px){
  section{padding:46px 0;}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr;}
  .hero-stats{gap:26px;}
  .footer-grid{grid-template-columns:1fr;}
  .char-card{grid-template-columns:1fr;text-align:center;}
  .char-card img{width:140px;height:140px;margin:0 auto;}
  .sync-visual{flex-direction:column;align-items:center;}
  .sync-visual .phone{width:170px;height:340px;}
  .sync-visual .tablet{width:220px;height:300px;}
  .feature-squares{grid-template-columns:1fr;}
  .stat-list{grid-template-columns:1fr;}
}