:root{
  --bg-start:#0b0b18;
  --bg-end:#15152c;
  --card:#1a1a36;
  --card-2:#20204a;
  --border:#2e2e58;
  --border-hi:#5b4bd6;
  --text:#e9e9f4;
  --text-soft:#c3c3dd;
  --title:#f2f2ff;
  --accent:#7c5cff;
  --accent-2:#9d7cff;
  --accent-3:#4fd6ff;
  --link:#a99bff;
  --link-hover:#d3c9ff;
  --ok:#4fd68c;
  --warn:#ffb454;
  --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-hi:#6c4df6;
  --text:#142033;
  --text-soft:#3a4a66;
  --title:#0d0820;
  --accent:#6c4df6;
  --accent-2:#1fb9d6;
  --accent-3:#6c4df6;
  --link:#5a3cf0;
  --link-hover:#1b0f6b;
  --shadow:0 10px 28px rgba(30,50,120,.14);
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:linear-gradient(180deg,var(--bg-start) 0%,var(--bg-end) 100%);
  background-attachment:fixed;
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  overflow-x:hidden;
  transition:background .3s ease,color .3s ease;
}
img{max-width:100%;display:block;border-radius:10px;}
a{color:var(--link);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--link-hover);text-decoration:underline;}
h1,h2,h3,h4{color:var(--title);line-height:1.35;font-weight:700;}
h2{font-size:1.75rem;margin-bottom:.6em;}
h3{font-size:1.15rem;margin-bottom:.4em;}
p{color:var(--text);}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}

/* 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:2000;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:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
html[data-theme="light"] header.site-header{background:rgba(255,255,255,.78);}
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 22px rgba(30,50,120,.12);}
.nav-inner{
  display:flex;align-items:center;gap:18px;
  height:68px;max-width:1240px;margin:0 auto;padding:0 20px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;text-decoration:none;}
.logo:hover{text-decoration:none;}
.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;
  font-weight:800;color:#fff;font-size:18px;letter-spacing:-1px;
  box-shadow:0 4px 14px rgba(124,92,255,.45);
}
.logo-text{font-size:1.05rem;font-weight:800;color:var(--title);white-space:nowrap;}
.logo-text span{color:var(--accent-2);}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1;flex-wrap:nowrap;overflow:hidden;}
.nav-links a{
  color:var(--text-soft);font-size:.92rem;padding:8px 10px;border-radius:9px;
  white-space:nowrap;transition:background .2s,color .2s;
}
.nav-links a:hover{color:var(--title);background:rgba(124,92,255,.16);text-decoration:none;}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.search-box{
  display:flex;align-items:center;gap:6px;
  background:var(--card);border:1px solid var(--border);border-radius:10px;
  padding:6px 10px;
}
.search-box input{
  background:transparent;border:none;outline:none;color:var(--text);
  font-size:.88rem;width:130px;font-family:inherit;
}
.search-box input::placeholder{color:var(--text-soft);}
.search-box button{
  background:none;border:none;color:var(--accent-2);cursor:pointer;font-size:.95rem;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:10px 20px;border-radius:11px;font-size:.92rem;font-weight:600;
  cursor:pointer;border:1px solid transparent;transition:all .22s ease;
  font-family:inherit;text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none;transform:translateY(-2px);}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;box-shadow:0 6px 18px rgba(124,92,255,.4);
}
.btn-primary:hover{color:#fff;box-shadow:0 10px 26px rgba(124,92,255,.55);}
.btn-ghost{
  background:transparent;border:1px solid var(--border);color:var(--text);
}
.btn-ghost:hover{border-color:var(--accent);color:var(--title);}
.btn-icon{
  width:40px;height:40px;padding:0;border-radius:11px;
  background:var(--card);border:1px solid var(--border);color:var(--text);
  font-size:1.05rem;
}
.btn-icon:hover{border-color:var(--accent);color:var(--accent-2);}
.hamburger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border-radius:11px;background:var(--card);
  border:1px solid var(--border);cursor:pointer;padding:0 10px;
}
.hamburger span{display:block;height:2px;width:100%;background:var(--text);border-radius:2px;transition:.25s;}
.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:12px 20px 20px;background:rgba(11,11,24,.96);
  border-bottom:1px solid var(--border);
}
html[data-theme="light"] .mobile-menu{background:rgba(255,255,255,.98);}
.mobile-menu.open{display:flex;}
.mobile-menu a{
  color:var(--text-soft);padding:11px 12px;border-radius:10px;font-size:.95rem;
}
.mobile-menu a:hover{background:rgba(124,92,255,.16);color:var(--title);text-decoration:none;}

/* Hero */
.hero{
  min-height:76vh;padding:130px 20px 70px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 20% 25%,rgba(124,92,255,.28),transparent 45%),
    radial-gradient(circle at 80% 70%,rgba(79,214,255,.18),transparent 45%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:900px;}
.hero-logo{
  width:200px;height:200px;margin:0 auto 26px;border-radius:38px;
  border:2px solid var(--border-hi);
  box-shadow:0 20px 50px rgba(124,92,255,.4);
  object-fit:cover;
  animation:floaty 5s ease-in-out infinite;
}
@keyframes floaty{0%,100%{transform:translateY(0);}50%{transform:translateY(-12px);}}
.hero h1{
  font-size:clamp(1.6rem,4.2vw,2.9rem);
  margin-bottom:16px;letter-spacing:.5px;
  background:linear-gradient(120deg,var(--title),var(--accent-2),var(--accent-3));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero .slogan{
  font-size:clamp(1rem,2.2vw,1.25rem);color:var(--accent-2);font-weight:600;margin-bottom:18px;
}
.hero .intro{
  max-width:720px;margin:0 auto 30px;color:var(--text-soft);font-size:1rem;
}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:46px;}
.hero-stats{
  display:flex;gap:18px;justify-content:center;flex-wrap:wrap;position:relative;z-index:2;
}
.stat-item{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:16px 28px;min-width:150px;
}
.stat-item .num{
  font-size:1.6rem;font-weight:800;color:var(--accent-2);line-height:1.2;
}
.stat-item .label{font-size:.86rem;color:var(--text-soft);}

/* 通用 section */
section{padding:64px 0;}
.section-head{text-align:center;margin-bottom:40px;}
.section-head h2{position:relative;display:inline-block;}
.section-head h2::after{
  content:"";display:block;width:64px;height:4px;border-radius:4px;margin:12px auto 0;
  background:linear-gradient(90deg,var(--accent),var(--accent-3));
}
.section-head p{color:var(--text-soft);margin-top:12px;font-size:.96rem;}

/* 漫画网格 */
.comic-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.comic-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;position:relative;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;
}
.comic-card:hover{
  transform:translateY(-8px);border-color:var(--border-hi);
  box-shadow:0 16px 36px rgba(124,92,255,.3);
}
.comic-cover{position:relative;overflow:hidden;}
.comic-cover img{width:100%;height:auto;aspect-ratio:220/310;object-fit:cover;border-radius:0;transition:transform .4s ease;}
.comic-card:hover .comic-cover img{transform:scale(1.06);}
.badge{
  position:absolute;top:10px;left:10px;font-size:.72rem;font-weight:700;
  padding:4px 10px;border-radius:20px;color:#fff;letter-spacing:.5px;
}
.badge.ongoing{background:linear-gradient(135deg,#7c5cff,#9d7cff);}
.badge.done{background:linear-gradient(135deg,#2fb37a,#4fd68c);}
.badge-read{
  position:absolute;top:10px;right:10px;font-size:.7rem;font-weight:600;
  padding:4px 9px;border-radius:20px;background:rgba(11,11,24,.78);color:#e9e9f4;
  border:1px solid rgba(255,255,255,.18);
}
.comic-body{padding:14px 14px 16px;display:flex;flex-direction:column;gap:6px;flex:1;}
.comic-body h3{font-size:1rem;margin:0;}
.comic-meta{font-size:.79rem;color:var(--text-soft);display:flex;flex-direction:column;gap:3px;}
.comic-meta span b{color:var(--accent-2);font-weight:600;}
.comic-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px;}
.tag{
  font-size:.7rem;padding:3px 9px;border-radius:20px;
  background:rgba(124,92,255,.16);color:var(--accent-2);border:1px solid rgba(124,92,255,.3);
}

/* 精品推荐 */
.feature-list{display:flex;flex-direction:column;gap:24px;}
.feature-card{
  display:flex;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(--border-hi);transform:translateY(-4px);box-shadow:var(--shadow);}
.feature-card img{
  width:300px;height:200px;object-fit:cover;flex-shrink:0;border-radius:12px;
}
.feature-info{flex:1;display:flex;flex-direction:column;gap:8px;}
.feature-info h3{font-size:1.25rem;}
.feature-info .desc{color:var(--text-soft);font-size:.92rem;}
.feature-info .meta-row{font-size:.82rem;color:var(--text-soft);}
.feature-info .meta-row b{color:var(--accent-2);}

/* 详细介绍 */
.detail-wrap{display:grid;grid-template-columns:280px 1fr;gap:30px;align-items:start;}
.detail-side{
  background:linear-gradient(160deg,var(--card-2),var(--card));
  border:1px solid var(--border-hi);border-radius:var(--radius);
  padding:34px 26px;position:sticky;top:96px;
}
.detail-side .big-num{
  font-size:4.6rem;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;
}
.detail-side .side-quote{color:var(--text-soft);margin-top:14px;font-size:.95rem;}
.detail-main{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:30px;}
.detail-main h3{margin-top:24px;font-size:1.15rem;color:var(--accent-2);}
.detail-main h3:first-child{margin-top:0;}
.detail-main p{color:var(--text-soft);margin-bottom:14px;font-size:.95rem;}
.detail-features{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px;}
.detail-features .pill{
  background:rgba(124,92,255,.16);border:1px solid rgba(124,92,255,.34);
  color:var(--accent-2);padding:8px 18px;border-radius:30px;font-size:.85rem;font-weight:600;
}

/* 角色 */
.role-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.role-card{
  display:flex;gap:18px;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:18px;transition:border-color .25s,transform .25s;
}
.role-card:hover{border-color:var(--border-hi);transform:translateY(-4px);}
.role-card img{width:180px;height:180px;object-fit:cover;border-radius:14px;flex-shrink:0;}
.role-info{display:flex;flex-direction:column;gap:6px;}
.role-info .role-tag{
  display:inline-block;font-size:.74rem;padding:3px 10px;border-radius:20px;
  background:rgba(79,214,255,.16);color:var(--accent-3);border:1px solid rgba(79,214,255,.3);
  width:fit-content;
}
.role-info p{font-size:.88rem;color:var(--text-soft);}
.role-info .ability{font-size:.84rem;color:var(--text-soft);}
.role-info .ability b{color:var(--accent-2);}

/* 平台介绍 */
.platform-wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:30px;align-items:start;}
.platform-text{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:30px;}
.platform-text p{color:var(--text-soft);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 .25s;
}
.step-item:hover{border-color:var(--border-hi);}
.step-num{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;
}
.step-item h4{font-size:.98rem;margin-bottom:3px;}
.step-item p{font-size:.85rem;color:var(--text-soft);}
.mini-features{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px;}
.mini-feature{
  background:var(--card-2);border:1px solid var(--border);border-radius:12px;
  padding:16px;text-align:center;font-size:.86rem;color:var(--text-soft);
  transition:border-color .25s,color .25s;
}
.mini-feature:hover{border-color:var(--accent);color:var(--title);}
.mini-feature b{display:block;color:var(--accent-2);font-size:.95rem;margin-bottom:4px;}

/* 多端同步 */
.sync-wrap{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;}
.sync-text p{color:var(--text-soft);margin-bottom:14px;font-size:.95rem;}
.sync-visual{display:flex;gap:18px;justify-content:center;align-items:flex-end;}
.sync-visual img{border:2px solid var(--border-hi);box-shadow:var(--shadow);}
.sync-visual .phone-img{width:190px;height:380px;object-fit:cover;border-radius:22px;}
.sync-visual .pad-img{width:280px;height:360px;object-fit:cover;border-radius:18px;}

/* 公告 */
.notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.notice-card{
  background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px;
  transition:border-color .25s,transform .25s;
}
.notice-card:hover{border-color:var(--border-hi);transform:translateY(-4px);}
.notice-card .date{font-size:.78rem;color:var(--accent-2);font-weight:600;}
.notice-card h3{font-size:1rem;margin:8px 0 6px;}
.notice-card p{font-size:.86rem;color:var(--text-soft);}

/* 阅读指南 */
.guide-wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:30px;align-items:start;}
.guide-text{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:30px;}
.guide-text p{color:var(--text-soft);margin-bottom:14px;font-size:.95rem;}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-item{
  display:flex;gap:12px;align-items:flex-start;background:var(--card);
  border:1px solid var(--border);border-radius:12px;padding:14px 16px;
}
.check-icon{
  width:24px;height:24px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,#2fb37a,#4fd68c);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:800;
}
.check-item p{font-size:.88rem;color:var(--text-soft);}

/* APP下载 */
.app-section{
  text-align:center;background:linear-gradient(160deg,var(--card-2),var(--card));
  border:1px solid var(--border-hi);border-radius:24px;padding:56px 30px;
  position:relative;overflow:hidden;
}
.app-section::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 50% 0%,rgba(124,92,255,.24),transparent 60%);
  pointer-events:none;
}
.app-section > *{position:relative;z-index:2;}
.app-section h2{margin-bottom:14px;}
.app-section p{max-width:680px;margin:0 auto 28px;color:var(--text-soft);}
.app-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}

/* 评论 */
.comment-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.comment-card{
  background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;
  transition:border-color .25s;
}
.comment-card:hover{border-color:var(--border-hi);}
.comment-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;gap:10px;}
.comment-user{font-weight:700;color:var(--accent-2);font-size:.92rem;}
.comment-time{font-size:.76rem;color:var(--text-soft);}
.comment-card p{font-size:.88rem;color:var(--text-soft);}

/* FAQ */
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;
  transition:border-color .25s;
}
.faq-item.active{border-color:var(--border-hi);}
.faq-q{
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:18px 22px;cursor:pointer;font-weight:600;color:var(--title);font-size:.98rem;
  user-select:none;
}
.faq-q .arrow{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  background:rgba(124,92,255,.18);color:var(--accent-2);
  display:flex;align-items:center;justify-content:center;font-size:.8rem;
  transition:transform .28s ease;
}
.faq-item.active .faq-q .arrow{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .32s ease,padding .32s ease;
  padding:0 22px;color:var(--text-soft);font-size:.9rem;
}
.faq-item.active .faq-a{max-height:320px;padding:0 22px 20px;}

/* 侧边栏布局 */
.main-with-side{display:grid;grid-template-columns:1fr 320px;gap:32px;align-items:start;}
aside.sidebar{display:flex;flex-direction:column;gap:22px;position:sticky;top:92px;}
.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;padding-bottom:10px;border-bottom:1px solid var(--border);}
.rank-list{display:flex;flex-direction:column;gap:10px;}
.rank-item{display:flex;gap:12px;align-items:center;font-size:.88rem;}
.rank-num{
  width:24px;height:24px;border-radius:8px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:.76rem;font-weight:800;
  background:var(--card-2);color:var(--text-soft);border:1px solid var(--border);
}
.rank-item:nth-child(1) .rank-num{background:linear-gradient(135deg,#ffb454,#ff8c3b);color:#fff;border-color:transparent;}
.rank-item:nth-child(2) .rank-num{background:linear-gradient(135deg,#9d7cff,#7c5cff);color:#fff;border-color:transparent;}
.rank-item:nth-child(3) .rank-num{background:linear-gradient(135deg,#4fd6ff,#2fa8d6);color:#fff;border-color:transparent;}
.rank-item a{color:var(--text);flex:1;}
.rank-item a:hover{color:var(--accent-2);}
.rank-item .hot{font-size:.74rem;color:var(--text-soft);}
.stat-list{display:flex;flex-direction:column;gap:12px;}
.stat-row{display:flex;justify-content:space-between;align-items:center;font-size:.88rem;color:var(--text-soft);}
.stat-row b{color:var(--accent-2);font-size:.95rem;}

/* 底部 */
footer.site-footer{
  background:rgba(11,11,24,.6);border-top:1px solid var(--border);
  padding:56px 0 26px;margin-top:40px;
}
html[data-theme="light"] footer.site-footer{background:rgba(238,242,251,.7);}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-bottom:36px;}
.footer-col h4{font-size:1rem;margin-bottom:16px;color:var(--title);}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:.86rem;color:var(--text-soft);}
.footer-col ul a:hover{color:var(--accent-2);}
.footer-links{
  display:flex;gap:14px;flex-wrap:wrap;padding:20px 0;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  font-size:.82rem;
}
.footer-links a{color:var(--text-soft);}
.footer-links a:hover{color:var(--accent-2);}
.footer-bottom{
  padding-top:22px;text-align:center;font-size:.8rem;color:var(--text-soft);
  display:flex;flex-direction:column;gap:10px;
}
.footer-bottom .legal{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}
.footer-bottom .legal a{color:var(--text-soft);font-size:.8rem;}
.footer-bottom .legal a:hover{color:var(--accent-2);}

/* 返回顶部 */
#back-top{
  position:fixed;right:24px;bottom:28px;z-index:1500;
  width:48px;height:48px;border-radius:14px;border:1px solid var(--border-hi);
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;font-size:1.2rem;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:all .3s ease;box-shadow:0 8px 24px rgba(124,92,255,.45);
}
#back-top.show{opacity:1;visibility:visible;transform:translateY(0);}
#back-top:hover{transform:translateY(-4px);}

/* 响应式 */
@media (max-width:1100px){
  .comic-grid{grid-template-columns:repeat(3,1fr);}
  .main-with-side{grid-template-columns:1fr;}
  aside.sidebar{position:static;}
}
@media (max-width:900px){
  .nav-links{display:none;}
  .search-box{display:none;}
  .hamburger{display:flex;}
  .nav-right .btn-primary{display:none;}
  .role-grid{grid-template-columns:1fr;}
  .platform-wrap,.guide-wrap,.sync-wrap{grid-template-columns:1fr;}
  .detail-wrap{grid-template-columns:1fr;}
  .detail-side{position:static;}
  .feature-card{flex-direction:column;}
  .feature-card img{width:100%;height:200px;}
  .notice-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .mini-features{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  .comic-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .comment-grid{grid-template-columns:1fr;}
  .notice-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .mini-features{grid-template-columns:1fr;}
  .role-card{flex-direction:column;}
  .role-card img{width:100%;height:auto;aspect-ratio:1/1;}
  .sync-visual{flex-direction:column;align-items:center;}
  .hero{padding-top:110px;}
  .hero-stats{gap:10px;}
  .stat-item{padding:12px 18px;min-width:120px;flex:1;}
  .stat-item .num{font-size:1.3rem;}
  section{padding:44px 0;}
  h2{font-size:1.4rem;}
}