:root{
  --bg-start:#0b0b18;
  --bg-end:#15152c;
  --card:#1a1a36;
  --card-2:#20203f;
  --border:#2e2e58;
  --border-strong:#4b4b8a;
  --text:#e9e9f4;
  --text-soft:#c6c6de;
  --title:#f2f2ff;
  --accent:#7c5cff;
  --accent-2:#9d7cff;
  --link:#a99bff;
  --shadow:0 10px 30px rgba(0,0,0,.45);
}
html[data-theme="light"]{
  --bg-start:#f6f8ff;
  --bg-end:#eef2fb;
  --card:#ffffff;
  --card-2:#f2f5ff;
  --border:rgba(40,62,100,.13);
  --border-strong:rgba(108,77,246,.45);
  --text:#142033;
  --text-soft:#3a4a63;
  --title:#0d0820;
  --accent:#6c4df6;
  --accent-2:#1fb9d6;
  --link:#5a3ce0;
  --shadow:0 10px 26px rgba(30,45,80,.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),var(--bg-end));
  background-attachment:fixed;
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:10px;}
a{color:var(--link);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-2);text-decoration:underline;}
h1,h2,h3,h4{color:var(--title);line-height:1.35;}
h1{font-size:clamp(1.5rem,3.4vw,2.4rem);}
h2{font-size:clamp(1.25rem,2.4vw,1.75rem);}
h3{font-size:1.06rem;}
p{color:var(--text);}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 18px;}
.section{padding:56px 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:26px;}
.section-head h2{position:relative;padding-left:16px;}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:4px;background:linear-gradient(180deg,var(--accent),var(--accent-2));}
.section-head p{color:var(--text-soft);font-size:.92rem;}
.muted{color:var(--text-soft);}

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

/* header */
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 .25s ease,border-color .25s ease,background .25s 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 8px 26px rgba(0,0,0,.35);
}
html[data-theme="light"] header.site-header.scrolled{box-shadow:0 8px 22px rgba(30,45,80,.12);}
.nav-inner{display:flex;align-items:center;gap:16px;height:66px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:40px;height:40px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:1.05rem;letter-spacing:-1px;
}
.logo-text{font-size:1.02rem;font-weight:800;color:var(--title);white-space:nowrap;}
.logo-text small{display:block;font-size:.66rem;font-weight:500;color:var(--text-soft);letter-spacing:.5px;}
nav.main-nav{display:flex;align-items:center;gap:4px;margin-left:6px;flex-wrap:nowrap;}
nav.main-nav a{
  padding:8px 11px;border-radius:9px;font-size:.9rem;color:var(--text-soft);
  white-space:nowrap;transition:background .2s,color .2s;
}
nav.main-nav a:hover{background:rgba(124,92,255,.16);color:var(--title);text-decoration:none;}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto;}
.search-box{display:flex;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:10px;padding:6px 10px;gap:6px;}
.search-box input{
  background:transparent;border:none;outline:none;color:var(--text);
  font-size:.86rem;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:.85rem;font-family:inherit;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 18px;border-radius:10px;font-size:.9rem;font-weight:600;
  cursor:pointer;border:1px solid transparent;font-family:inherit;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(124,92,255,.4);color:#fff;text-decoration:none;}
.btn-ghost{background:transparent;border-color:var(--border-strong);color:var(--title);}
.btn-ghost:hover{background:rgba(124,92,255,.16);color:var(--title);text-decoration:none;}
.btn-soft{background:var(--card);border-color:var(--border);color:var(--text);}
.btn-soft:hover{border-color:var(--border-strong);color:var(--title);text-decoration:none;}
.theme-toggle{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--border);
  background:var(--card);color:var(--title);cursor:pointer;font-size:1rem;
  display:flex;align-items:center;justify-content:center;transition:border-color .2s,transform .2s;
}
.theme-toggle:hover{border-color:var(--border-strong);transform:translateY(-2px);}
.hamburger{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--border);
  background:var(--card);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.hamburger span{display:block;width:19px;height:2px;border-radius:2px;background:var(--title);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);}

/* hero */
.hero{
  min-height:76vh;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:130px 18px 70px;position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 50% 12%,rgba(124,92,255,.24),transparent 58%);
}
html[data-theme="light"] .hero::after{background:radial-gradient(circle at 50% 12%,rgba(108,77,246,.14),transparent 58%);}
.hero-inner{position:relative;z-index:2;max-width:860px;}
.hero-logo{
  width:200px;height:200px;margin:0 auto 24px;border-radius:38px;
  border:2px solid var(--border-strong);box-shadow:var(--shadow);
  object-fit:cover;background:var(--card);
}
.hero h1{margin-bottom:14px;letter-spacing:-.5px;}
.hero .slogan{font-size:1.06rem;color:var(--accent-2);font-weight:600;margin-bottom:16px;}
.hero .intro{color:var(--text-soft);max-width:720px;margin:0 auto 28px;font-size:.98rem;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:40px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.stat{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:14px 26px;min-width:150px;
}
.stat b{display:block;font-size:1.4rem;color:var(--title);}
.stat span{font-size:.82rem;color:var(--text-soft);}

/* comic grid */
.comic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.comic-card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;
  overflow:hidden;position:relative;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;
}
.comic-card:hover{transform:translateY(-6px);border-color:var(--border-strong);box-shadow:var(--shadow);}
.cover-wrap{position:relative;overflow:hidden;background:var(--card-2);}
.cover-wrap img{width:100%;height:auto;border-radius:0;aspect-ratio:220/310;object-fit:cover;transition:transform .35s ease;}
.comic-card:hover .cover-wrap img{transform:scale(1.05);}
.badge{
  position:absolute;top:10px;left:10px;padding:3px 10px;border-radius:20px;
  font-size:.72rem;font-weight:700;color:#fff;background:var(--accent);
}
.badge.done{background:#3f8f6a;}
.badge.hot{background:#c2455e;}
.badge-read{
  position:absolute;top:10px;right:10px;padding:3px 10px;border-radius:20px;
  font-size:.72rem;font-weight:700;color:#fff;background:rgba(11,11,24,.72);
  border:1px solid var(--border-strong);
}
html[data-theme="light"] .badge-read{background:rgba(20,32,51,.78);}
.comic-body{padding:14px 14px 16px;display:flex;flex-direction:column;gap:6px;flex:1;}
.comic-body h3{font-size:1rem;margin-bottom:2px;}
.comic-meta{font-size:.8rem;color:var(--text-soft);display:flex;flex-wrap:wrap;gap:4px 10px;}
.comic-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px;}
.tag{
  font-size:.72rem;padding:2px 9px;border-radius:20px;
  background:rgba(124,92,255,.16);color:var(--accent-2);border:1px solid rgba(124,92,255,.28);
}
html[data-theme="light"] .tag{background:rgba(108,77,246,.1);color:#4b2fd0;border-color:rgba(108,77,246,.24);}

/* featured */
.featured-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.feature-card{
  display:flex;gap:16px;background:var(--card);border:1px solid var(--border);
  border-radius:16px;padding:16px;transition:transform .22s,border-color .22s,box-shadow .22s;
}
.feature-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--shadow);}
.feature-card img{width:300px;height:200px;object-fit:cover;flex-shrink:0;border-radius:12px;}
.feature-text{display:flex;flex-direction:column;gap:8px;min-width:0;}
.feature-text h3{font-size:1.05rem;}
.feature-text p{font-size:.86rem;color:var(--text-soft);}
.feature-meta{font-size:.78rem;color:var(--text-soft);}

/* detail split */
.split{display:grid;grid-template-columns:300px 1fr;gap:26px;align-items:start;}
.detail-side{
  background:linear-gradient(160deg,var(--card-2),var(--card));
  border:1px solid var(--border);border-radius:18px;padding:28px 24px;
  position:relative;overflow:hidden;
}
.detail-side .big-num{
  font-size:4.6rem;font-weight:900;line-height:1;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.detail-side h3{margin:12px 0 8px;font-size:1.12rem;}
.detail-side p{font-size:.88rem;color:var(--text-soft);}
.detail-main{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:26px;}
.detail-main h2{margin-bottom:14px;}
.detail-main h3{margin:20px 0 8px;color:var(--accent-2);font-size:1.02rem;}
.detail-main p{margin-bottom:12px;font-size:.94rem;color:var(--text);}
.detail-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.detail-tags span{
  padding:7px 16px;border-radius:24px;font-size:.82rem;
  background:rgba(124,92,255,.16);border:1px solid rgba(124,92,255,.3);color:var(--accent-2);
}
html[data-theme="light"] .detail-tags span{background:rgba(108,77,246,.1);color:#4b2fd0;border-color:rgba(108,77,246,.24);}

/* characters */
.char-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.char-card{
  display:flex;gap:16px;background:var(--card);border:1px solid var(--border);
  border-radius:16px;padding:16px;transition:transform .22s,border-color .22s;
}
.char-card:hover{transform:translateY(-4px);border-color:var(--border-strong);}
.char-card img{width:180px;height:180px;object-fit:cover;border-radius:14px;flex-shrink:0;}
.char-info h3{font-size:1.02rem;margin-bottom:6px;}
.char-role{
  display:inline-block;font-size:.74rem;padding:2px 10px;border-radius:20px;
  background:rgba(157,124,255,.18);color:var(--accent-2);margin-bottom:8px;
}
html[data-theme="light"] .char-role{background:rgba(31,185,214,.14);color:#0f7f96;}
.char-info p{font-size:.85rem;color:var(--text-soft);margin-bottom:4px;}
.char-info p b{color:var(--text);font-weight:600;}

/* platform */
.platform-split{display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:start;}
.platform-main{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:26px;}
.platform-main h2{margin-bottom:14px;}
.platform-main p{margin-bottom:12px;font-size:.94rem;color:var(--text);}
.platform-side{background:var(--card-2);border:1px solid var(--border);border-radius:18px;padding:24px;}
.platform-side h3{margin-bottom:14px;}
.step-list{list-style:none;display:flex;flex-direction:column;gap:14px;}
.step-list li{display:flex;gap:12px;font-size:.88rem;color:var(--text);}
.step-num{
  width:28px;height:28px;border-radius:9px;flex-shrink:0;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:.82rem;font-weight:700;
}
.feature-squares{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px;}
.square{
  background:var(--card);border:1px solid var(--border);border-radius:14px;
  padding:16px;text-align:center;font-size:.86rem;color:var(--text);
  transition:border-color .2s,transform .2s;
}
.square:hover{border-color:var(--border-strong);transform:translateY(-3px);}
.square b{display:block;color:var(--accent-2);margin-bottom:4px;font-size:.95rem;}

/* sync */
.sync-split{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center;}
.sync-text h2{margin-bottom:14px;}
.sync-text p{margin-bottom:12px;font-size:.94rem;color:var(--text);}
.sync-media{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;}
.sync-media img{width:400px;height:600px;object-fit:cover;border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);}

/* notices */
.notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.notice-card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;
  padding:18px;transition:transform .2s,border-color .2s;
}
.notice-card:hover{transform:translateY(-4px);border-color:var(--border-strong);}
.notice-date{font-size:.76rem;color:var(--accent-2);font-weight:700;margin-bottom:8px;letter-spacing:.5px;}
.notice-card h3{font-size:.98rem;margin-bottom:8px;}
.notice-card p{font-size:.85rem;color:var(--text-soft);}

/* guide */
.guide-split{display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:start;}
.guide-main{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:26px;}
.guide-main h2{margin-bottom:14px;}
.guide-main p{margin-bottom:12px;font-size:.94rem;}
.check-list{list-style:none;display:flex;flex-direction:column;gap:12px;background:var(--card-2);border:1px solid var(--border);border-radius:18px;padding:24px;}
.check-list li{display:flex;gap:10px;font-size:.88rem;color:var(--text);}
.check-list li::before{
  content:"✓";color:var(--accent-2);font-weight:900;flex-shrink:0;
}

/* app download */
.app-download{
  text-align:center;background:var(--card);border:1px solid var(--border);
  border-radius:22px;padding:48px 24px;box-shadow:var(--shadow);
}
.app-download h2{margin-bottom:14px;}
.app-download p{max-width:740px;margin:0 auto 26px;color:var(--text-soft);font-size:.95rem;}
.app-cta{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* comments */
.comment-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.comment-card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;
  transition:border-color .2s,transform .2s;
}
.comment-card:hover{border-color:var(--border-strong);transform:translateY(-3px);}
.comment-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.avatar{
  width:38px;height:38px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.85rem;
}
.comment-user{font-size:.9rem;font-weight:700;color:var(--title);}
.comment-time{font-size:.74rem;color:var(--text-soft);}
.comment-card p{font-size:.88rem;color:var(--text);}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:960px;margin:0 auto;}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;cursor:pointer;
  padding:16px 20px;font-size:.96rem;font-weight:700;color:var(--title);
  display:flex;justify-content:space-between;align-items:center;gap:12px;font-family:inherit;
}
.faq-q:hover{color:var(--accent-2);}
.faq-q .arrow{transition:transform .25s;color:var(--accent-2);font-size:1.1rem;flex-shrink:0;}
.faq-item.open .faq-q .arrow{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 20px 18px;font-size:.88rem;color:var(--text-soft);}

/* sidebar layout */
.with-sidebar{display:grid;grid-template-columns:1fr 320px;gap:26px;align-items:start;}
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:86px;}
.side-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px;}
.side-card h3{margin-bottom:14px;font-size:1rem;}
.rank-list{list-style:none;display:flex;flex-direction:column;gap:10px;}
.rank-list li{display:flex;gap:10px;font-size:.86rem;color:var(--text);align-items:center;}
.rank-list .rk{
  width:22px;height:22px;border-radius:7px;flex-shrink:0;font-size:.74rem;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  background:var(--card-2);color:var(--text-soft);border:1px solid var(--border);
}
.rank-list li:nth-child(1) .rk{background:linear-gradient(135deg,#ffb347,#ff8a3d);color:#fff;border-color:transparent;}
.rank-list li:nth-child(2) .rk{background:linear-gradient(135deg,#9d7cff,#7c5cff);color:#fff;border-color:transparent;}
.rank-list li:nth-child(3) .rk{background:linear-gradient(135deg,#4fd1c5,#1fb9d6);color:#fff;border-color:transparent;}
.rank-list li a{color:var(--text);}
.rank-list li a:hover{color:var(--accent-2);}
.stat-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.stat-item{background:var(--card-2);border:1px solid var(--border);border-radius:12px;padding:12px;text-align:center;}
.stat-item b{display:block;font-size:1.05rem;color:var(--accent-2);}
.stat-item span{font-size:.74rem;color:var(--text-soft);}

/* footer */
footer.site-footer{
  background:rgba(11,11,24,.6);border-top:1px solid var(--border);margin-top:40px;padding:52px 0 26px;
}
html[data-theme="light"] footer.site-footer{background:rgba(255,255,255,.7);}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;}
.footer-col h4{font-size:.98rem;margin-bottom:14px;color:var(--title);}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:9px;}
.footer-col ul li{font-size:.85rem;color:var(--text-soft);}
.footer-col ul li a{color:var(--text-soft);}
.footer-col ul li a:hover{color:var(--accent-2);}
.friend-links{margin-top:30px;padding-top:22px;border-top:1px solid var(--border);font-size:.84rem;color:var(--text-soft);}
.friend-links a{margin-right:12px;color:var(--text-soft);}
.friend-links a:hover{color:var(--accent-2);}
.footer-bottom{margin-top:22px;padding-top:20px;border-top:1px solid var(--border);font-size:.8rem;color:var(--text-soft);display:flex;flex-wrap:wrap;gap:10px 18px;justify-content:space-between;}
.footer-bottom a{color:var(--text-soft);}
.footer-bottom a:hover{color:var(--accent-2);}

/* back to top */
#backTop{
  position:fixed;right:20px;bottom:26px;width:46px;height:46px;border-radius:14px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border:none;
  cursor:pointer;font-size:1.1rem;display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(12px);transition:.28s;z-index:900;
  box-shadow:0 10px 24px rgba(124,92,255,.42);
}
#backTop.show{opacity:1;visibility:visible;transform:translateY(0);}

@media (max-width:1080px){
  .comic-grid{grid-template-columns:repeat(3,1fr);}
  .with-sidebar{grid-template-columns:1fr;}
  .sidebar{position:static;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:900px){
  nav.main-nav{
    position:fixed;top:66px;left:0;right:0;background:var(--card);
    border-bottom:1px solid var(--border);flex-direction:column;align-items:stretch;
    padding:12px 18px 20px;gap:4px;display:none;box-shadow:var(--shadow);
  }
  nav.main-nav.open{display:flex;}
  nav.main-nav a{padding:12px 14px;font-size:.95rem;}
  .hamburger{display:flex;}
  .search-box{display:none;}
  .featured-list{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;}
  .char-grid{grid-template-columns:1fr;}
  .platform-split,.sync-split,.guide-split{grid-template-columns:1fr;}
  .notice-grid{grid-template-columns:1fr 1fr;}
  .comment-grid{grid-template-columns:1fr;}
  .feature-squares{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  .comic-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .hero{padding-top:110px;min-height:auto;}
  .hero-logo{width:140px;height:140px;border-radius:28px;}
  .notice-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .feature-card{flex-direction:column;}
  .feature-card img{width:100%;height:auto;aspect-ratio:300/200;}
  .char-card{flex-direction:column;}
  .char-card img{width:100%;height:auto;aspect-ratio:1/1;}
  .sync-media img{width:100%;height:auto;aspect-ratio:400/600;}
  .stat-list{grid-template-columns:1fr 1fr;}
  .logo-text{font-size:.9rem;}
  .logo-text small{display:none;}
}