:root{
  --bg-start:#0b0b18;
  --bg-end:#15152c;
  --card:#1a1a36;
  --card-hover:#20204a;
  --border:#2e2e58;
  --border-bright:#4c4c8c;
  --text:#e9e9f4;
  --text-soft:#c6c6e0;
  --title:#f2f2ff;
  --accent:#7c5cff;
  --accent-2:#9d7cff;
  --link:#9d7cff;
  --link-hover:#c3b0ff;
  --ok:#4bd6a0;
  --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-hover:#f7f9ff;
  --border:rgba(40,62,100,.13);
  --border-bright:rgba(108,77,246,.45);
  --text:#142033;
  --text-soft:#2c3a55;
  --title:#0d0820;
  --accent:#6c4df6;
  --accent-2:#1fb9d6;
  --link:#5b3ce0;
  --link-hover:#1a8fae;
  --ok:#128a5f;
  --warn:#b06a00;
  --shadow:0 10px 26px rgba(28,44,90,.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:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:12px}
a{color:var(--link);text-decoration:none;transition:color .2s,text-decoration .2s}
a:hover{color:var(--link-hover);text-decoration:underline}
h1,h2,h3,h4{color:var(--title);line-height:1.3;font-weight:700}
h1{font-size:clamp(1.6rem,3.4vw,2.6rem)}
h2{font-size:clamp(1.35rem,2.4vw,2rem)}
h3{font-size:clamp(1.05rem,1.6vw,1.3rem)}
p{color:var(--text-soft)}
.container{width:min(1240px,92%);margin:0 auto}
.section{padding:64px 0}
.section-head{margin-bottom:32px;text-align:center}
.section-head h2{position:relative;display:inline-block;padding-bottom:12px}
.section-head h2::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:64px;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.section-head p{margin-top:12px;font-size:.95rem}

/* progress bar */
#progress-bar{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;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  background:color-mix(in srgb,var(--bg-start) 78%,transparent);
  border-bottom:1px solid transparent;
  transition:box-shadow .3s,border-color .3s,background .3s;
}
html[data-theme="light"] header.site-header{background:rgba(255,255,255,.82)}
header.site-header.scrolled{border-bottom:1px solid var(--border);box-shadow:var(--shadow)}
.nav-wrap{display:flex;align-items:center;gap:18px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--title);font-size:1.05rem;white-space:nowrap}
.logo .logo-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;font-weight:900;flex:none}
nav.main-nav{display:flex;gap:4px;margin-left:8px;flex-wrap:wrap}
nav.main-nav a{padding:8px 12px;border-radius:10px;color:var(--text-soft);font-size:.93rem;font-weight:500}
nav.main-nav a:hover{background:color-mix(in srgb,var(--accent) 16%,transparent);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:12px;padding:6px 10px;gap:6px}
.search-box input{background:transparent;border:none;outline:none;color:var(--text);width:130px;font-size:.9rem;font-family:inherit}
.search-box input::placeholder{color:var(--text-soft);opacity:.8}
.search-box button{background:transparent;border:none;color:var(--accent-2);cursor:pointer;font-size:.9rem;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:12px;font-weight:700;font-size:.93rem;cursor:pointer;border:1px solid transparent;transition:transform .2s,box-shadow .2s,background .2s,color .2s;text-align:center}
.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 color-mix(in srgb,var(--accent) 40%,transparent)}
.btn-primary:hover{color:#fff}
.btn-ghost{background:transparent;border:1px solid var(--border-bright);color:var(--title)}
.btn-ghost:hover{background:color-mix(in srgb,var(--accent) 18%,transparent);color:var(--title)}
.btn-soft{background:var(--card);border:1px solid var(--border);color:var(--title)}
.theme-toggle{width:40px;height:40px;border-radius:12px;border:1px solid var(--border);background:var(--card);color:var(--title);cursor:pointer;font-size:1.05rem;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .2s}
.theme-toggle:hover{background:var(--card-hover);transform:translateY(-2px)}
.hamburger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);background:var(--card);cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.hamburger span{display:block;width:20px;height:2px;background:var(--title);border-radius:2px;transition:transform .3s,opacity .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:12px 4% 20px;border-top:1px solid var(--border);background:color-mix(in srgb,var(--bg-end) 96%,transparent)}
html[data-theme="light"] .mobile-menu{background:rgba(255,255,255,.97)}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:11px 14px;border-radius:10px;color:var(--text-soft);font-weight:600}
.mobile-menu a:hover{background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--title);text-decoration:none}

/* hero */
.hero{min-height:76vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:120px 0 60px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 30%,transparent),transparent 68%);top:-220px;right:-140px;filter:blur(20px);pointer-events:none}
.hero::after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--accent-2) 24%,transparent),transparent 68%);bottom:-240px;left:-160px;filter:blur(20px);pointer-events:none}
.hero-inner{position:relative;z-index:2;max-width:920px}
.hero-logo{width:200px;height:200px;margin:0 auto 26px;border-radius:44px;border:1px solid var(--border-bright);box-shadow:var(--shadow);object-fit:cover}
.hero h1{margin-bottom:16px}
.hero .slogan{font-size:clamp(1rem,1.8vw,1.25rem);color:var(--accent-2);font-weight:700;margin-bottom:18px}
.hero .intro{max-width:720px;margin:0 auto 30px;font-size:1rem}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:680px;margin:0 auto}
.stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 12px;box-shadow:var(--shadow)}
.stat b{display:block;font-size:clamp(1.3rem,2.6vw,1.9rem);color:var(--title);font-weight:800}
.stat span{font-size:.85rem;color:var(--text-soft)}

/* card grids */
.grid-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.manga-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;position:relative;transition:transform .28s,box-shadow .28s,border-color .28s;display:flex;flex-direction:column}
.manga-card:hover{transform:translateY(-8px);border-color:var(--border-bright);box-shadow:var(--shadow);background:var(--card-hover)}
.manga-cover{position:relative;overflow:hidden}
.manga-cover img{width:100%;height:auto;aspect-ratio:220/310;object-fit:cover;border-radius:0;transition:transform .4s}
.manga-card:hover .manga-cover 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:linear-gradient(135deg,var(--accent),var(--accent-2))}
.badge.done{background:linear-gradient(135deg,#3a8f6d,#4bd6a0);color:#04231a}
.badge.views{left:auto;right:10px;background:rgba(8,8,20,.72);color:#fff;border:1px solid rgba(255,255,255,.2)}
.manga-body{padding:14px 14px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.manga-body h3{font-size:1rem;margin-bottom:2px}
.manga-meta{font-size:.82rem;color:var(--text-soft);display:flex;flex-wrap:wrap;gap:4px 10px}
.manga-meta em{font-style:normal;color:var(--accent-2);font-weight:600}
.tag-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.tag{font-size:.72rem;padding:3px 9px;border-radius:20px;background:color-mix(in srgb,var(--accent) 18%,transparent);color:var(--text);border:1px solid var(--border)}
html[data-theme="light"] .tag{color:var(--title)}

/* featured */
.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 .28s,box-shadow .28s,transform .28s}
.feature-card:hover{border-color:var(--border-bright);box-shadow:var(--shadow);transform:translateY(-4px)}
.feature-card img{width:100%;height:auto;aspect-ratio:300/200;object-fit:cover}
.feature-text h3{margin-bottom:8px}
.feature-text p{font-size:.93rem;margin-bottom:10px}
.feature-info{font-size:.84rem;color:var(--text-soft);display:flex;flex-wrap:wrap;gap:6px 16px;margin-bottom:10px}
.feature-info em{font-style:normal;color:var(--accent-2);font-weight:600}

/* detail */
.detail-split{display:grid;grid-template-columns:280px 1fr;gap:28px;align-items:start}
.detail-side{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 22px;position:sticky;top:96px;box-shadow:var(--shadow)}
.detail-side .big-num{font-size:4.4rem;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:14px 0 10px}
.detail-side p{font-size:.9rem}
.detail-main h2{margin-bottom:16px}
.detail-main h3{margin:24px 0 10px;color:var(--accent-2)}
.detail-main p{margin-bottom:14px;font-size:.96rem}
.detail-tags{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.detail-tags span{padding:8px 18px;border-radius:30px;background:var(--card);border:1px solid var(--border-bright);color:var(--title);font-size:.86rem;font-weight:600}

/* characters */
.char-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.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 .28s,transform .28s,box-shadow .28s}
.char-card:hover{border-color:var(--border-bright);transform:translateY(-5px);box-shadow:var(--shadow)}
.char-card img{width:180px;height:180px;object-fit:cover;border-radius:14px}
.char-card h3{margin-bottom:6px}
.char-role{display:inline-block;font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:20px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;margin-bottom:10px}
.char-card p{font-size:.88rem;margin-bottom:6px}
.char-card .ability{font-size:.85rem;color:var(--accent-2);font-weight:600}

/* platform */
.platform-split{display:grid;grid-template-columns:1.4fr 1fr;gap:30px;align-items:start}
.platform-split p{margin-bottom:14px;font-size:.96rem}
.step-list{display:flex;flex-direction:column;gap:14px}
.step{display:flex;gap:14px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px}
.step .num{width:38px;height:38px;flex:none;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.step b{display:block;color:var(--title);margin-bottom:2px}
.step span{font-size:.85rem;color:var(--text-soft)}
.feature-squares{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}
.square{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;text-align:center;transition:border-color .25s,transform .25s}
.square:hover{border-color:var(--border-bright);transform:translateY(-4px)}
.square b{display:block;color:var(--title);margin-bottom:4px;font-size:.95rem}
.square span{font-size:.8rem;color:var(--text-soft)}

/* device */
.device-split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.device-split p{margin-bottom:14px;font-size:.96rem}
.device-imgs{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.device-imgs img{width:400px;max-width:100%;height:auto;aspect-ratio:2/3;object-fit:cover;border:1px solid var(--border-bright);box-shadow:var(--shadow)}

/* notice */
.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-bright);transform:translateY(-4px)}
.notice-date{font-size:.78rem;color:var(--accent-2);font-weight:700;margin-bottom:8px;letter-spacing:.5px}
.notice-card h3{font-size:1rem;margin-bottom:8px}
.notice-card p{font-size:.86rem}

/* guide */
.guide-split{display:grid;grid-template-columns:1.4fr 1fr;gap:30px;align-items:start}
.guide-split p{margin-bottom:14px;font-size:.96rem}
.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 .tick{width:24px;height:24px;flex:none;border-radius:50%;background:color-mix(in srgb,var(--ok) 24%,transparent);color:var(--ok);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:.85rem}
.check-item span{font-size:.88rem;color:var(--text-soft)}

/* download */
.download{text-align:center;background:var(--card);border:1px solid var(--border);border-radius:24px;padding:52px 26px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.download::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 26%,transparent),transparent 70%);top:-200px;left:-120px}
.download > *{position:relative;z-index:2}
.download p{max-width:680px;margin:0 auto 28px;font-size:.96rem}
.download-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* 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:14px;padding:18px;transition:border-color .25s,transform .25s}
.comment-card:hover{border-color:var(--border-bright);transform:translateY(-3px)}
.comment-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;flex:none}
.comment-head b{display:block;color:var(--title);font-size:.92rem}
.comment-head time{font-size:.76rem;color:var(--text-soft)}
.comment-card p{font-size:.88rem}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:border-color .25s}
.faq-item.open{border-color:var(--border-bright)}
.faq-q{width:100%;text-align:left;background:transparent;border:none;color:var(--title);font-size:1rem;font-weight:700;padding:18px 20px;cursor:pointer;display:flex;justify-content:space-between;gap:14px;align-items:center;font-family:inherit}
.faq-q .icon{flex:none;width:26px;height:26px;border-radius:50%;background:color-mix(in srgb,var(--accent) 22%,transparent);color:var(--accent-2);display:flex;align-items:center;justify-content:center;font-weight:900;transition:transform .3s}
.faq-item.open .faq-q .icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 20px}
.faq-item.open .faq-a{max-height:420px;padding:0 20px 20px}
.faq-a p{font-size:.9rem}

/* sidebar layout */
.layout-with-side{display:grid;grid-template-columns:1fr 320px;gap:30px;align-items:start}
aside.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px}
.side-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.side-card h3{margin-bottom:14px;font-size:1.02rem;padding-bottom:10px;border-bottom:1px solid var(--border)}
.rank-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.rank-list li{display:flex;gap:12px;align-items:center;font-size:.88rem}
.rank-num{width:26px;height:26px;flex:none;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.8rem;background:color-mix(in srgb,var(--accent) 22%,transparent);color:var(--accent-2)}
.rank-list li:nth-child(1) .rank-num,.rank-list li:nth-child(2) .rank-num,.rank-list li:nth-child(3) .rank-num{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}
.rank-list li a{color:var(--text);flex:1}
.rank-list li a:hover{color:var(--link-hover)}
.rank-list li span{color:var(--text-soft);font-size:.78rem}
.stat-list{list-style:none;display:flex;flex-direction:column;gap:12px}
.stat-list li{display:flex;justify-content:space-between;font-size:.88rem;padding-bottom:10px;border-bottom:1px dashed var(--border)}
.stat-list li:last-child{border-bottom:none;padding-bottom:0}
.stat-list li b{color:var(--title)}

/* footer */
footer.site-footer{background:color-mix(in srgb,var(--bg-start) 88%,#000 12%);border-top:1px solid var(--border);padding:56px 0 26px;margin-top:30px}
html[data-theme="light"] footer.site-footer{background:#e8edfa}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-bottom:34px}
.footer-col h4{margin-bottom:14px;font-size:.98rem;color:var(--title)}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer-col a{font-size:.87rem;color:var(--text-soft)}
.footer-col a:hover{color:var(--link-hover)}
.friend-links{display:flex;flex-wrap:wrap;gap:10px 20px;padding:20px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin-bottom:22px}
.friend-links span{font-size:.85rem;color:var(--text-soft);font-weight:700}
.friend-links a{font-size:.85rem}
.footer-bottom{display:flex;flex-direction:column;gap:10px;font-size:.82rem;color:var(--text-soft);text-align:center}
.footer-bottom .legal-links{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* back to top */
#back-top{position:fixed;right:22px;bottom:26px;width:48px;height:48px;border-radius:14px;border:1px solid var(--border-bright);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(14px);transition:opacity .3s,transform .3s,visibility .3s;z-index:1100;box-shadow:var(--shadow)}
#back-top.show{opacity:1;visibility:visible;transform:translateY(0)}

/* responsive */
@media(max-width:1080px){
  .grid-cards{grid-template-columns:repeat(3,1fr)}
  .layout-with-side{grid-template-columns:1fr}
  aside.sidebar{position:static}
  .platform-split,.guide-split,.device-split{grid-template-columns:1fr}
  .feature-squares{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:900px){
  nav.main-nav{display:none}
  .search-box{display:none}
  .hamburger{display:flex}
  .nav-right .btn-primary{display:none}
  .grid-cards{grid-template-columns:repeat(2,1fr)}
  .feature-card{grid-template-columns:1fr}
  .feature-card img{aspect-ratio:16/9}
  .detail-split{grid-template-columns:1fr}
  .detail-side{position:static}
  .char-grid{grid-template-columns:1fr}
  .notice-grid{grid-template-columns:repeat(2,1fr)}
  .comment-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .section{padding:46px 0}
  .hero{padding:104px 0 40px;min-height:auto}
  .hero-logo{width:140px;height:140px;border-radius:32px}
  .hero-stats{grid-template-columns:1fr;gap:12px}
  .grid-cards{grid-template-columns:repeat(2,1fr);gap:14px}
  .manga-body{padding:10px 10px 14px}
  .char-card{grid-template-columns:1fr;text-align:center;justify-items:center}
  .char-card img{width:140px;height:140px}
  .notice-grid{grid-template-columns:1fr}
  .feature-squares{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .search-box input{width:100px}
  .device-imgs img{width:100%}
}