*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;background:linear-gradient(160deg,#0b0b18 0%,#15152c 100%);color:#e9e9f4;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;border-radius:10px}
a{color:#9d7cff;text-decoration:none;transition:color .25s,text-decoration .25s}
a:hover{color:#c4b0ff;text-decoration:underline}
h1,h2,h3{color:#f2f2ff;line-height:1.35;font-weight:800}
h1{font-size:clamp(1.6rem,4vw,2.6rem)}
h2{font-size:clamp(1.35rem,3vw,1.9rem);margin-bottom:.6em}
h3{font-size:clamp(1.05rem,2vw,1.25rem)}
.container{width:min(1240px,92%);margin:0 auto}
section{padding:64px 0;scroll-margin-top:90px}
.section-head{text-align:center;max-width:760px;margin:0 auto 42px}
.section-head p{color:#b9b9d6;font-size:1rem}
.badge{display:inline-block;font-size:.72rem;padding:2px 10px;border-radius:999px;background:rgba(124,92,255,.18);color:#b9a5ff;border:1px solid rgba(124,92,255,.4)}

/* 阅读进度条 */
#progress-bar{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,#7c5cff,#9d7cff,#1fb9d6);z-index:1200;transition:width .1s linear}

/* 导航 */
header#top-nav{position:fixed;top:0;left:0;width:100%;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}
header#top-nav.scrolled{border-bottom:1px solid #2e2e58;box-shadow:0 8px 30px rgba(0,0,0,.55);background:rgba(11,11,24,.92)}
.nav-inner{display:flex;align-items:center;gap:18px;padding:12px 0}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo img{width:40px;height:40px;border-radius:10px}
.logo-text{font-size:1.02rem;font-weight:800;color:#f2f2ff;letter-spacing:.5px;max-width:230px;line-height:1.2}
.nav-links{display:flex;gap:4px;flex:1;justify-content:center;flex-wrap:wrap}
.nav-links a{font-size:.9rem;color:#c9c9e6;padding:7px 11px;border-radius:8px;white-space:nowrap}
.nav-links a:hover{background:rgba(124,92,255,.16);color:#dcd2ff;text-decoration:none}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.search-box{display:flex;align-items:center;background:#1a1a36;border:1px solid #2e2e58;border-radius:10px;overflow:hidden}
.search-box input{background:transparent;border:none;outline:none;color:#e9e9f4;padding:8px 12px;width:150px;font-size:.86rem;font-family:inherit}
.search-box input::placeholder{color:#8f8fb8}
.search-box button{background:linear-gradient(135deg,#7c5cff,#9d7cff);border:none;color:#fff;padding:8px 14px;cursor:pointer;font-size:.86rem;font-family:inherit;font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;cursor:pointer;font-family:inherit;font-weight:700;border-radius:10px;padding:10px 20px;font-size:.9rem;transition:transform .2s,box-shadow .2s,background .2s}
.btn-primary{background:linear-gradient(135deg,#7c5cff,#9d7cff);color:#fff;box-shadow:0 6px 20px rgba(124,92,255,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(124,92,255,.5);text-decoration:none;color:#fff}
.btn-ghost{background:rgba(124,92,255,.12);color:#c4b0ff;border:1px solid #2e2e58}
.btn-ghost:hover{background:rgba(124,92,255,.24);color:#e0d6ff;text-decoration:none;transform:translateY(-2px)}
.theme-toggle{background:#1a1a36;border:1px solid #2e2e58;color:#c4b0ff;width:40px;height:40px;border-radius:10px;cursor:pointer;font-size:1.05rem;display:flex;align-items:center;justify-content:center;transition:background .2s}
.theme-toggle:hover{background:#25254a}
.hamburger{display:none;background:#1a1a36;border:1px solid #2e2e58;color:#e9e9f4;width:42px;height:42px;border-radius:10px;cursor:pointer;font-size:1.25rem;align-items:center;justify-content:center}
.mobile-menu{display:none;flex-direction:column;gap:2px;padding:10px 0 18px;border-top:1px solid #2e2e58}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:11px 14px;border-radius:9px;color:#d5d5ee;font-size:.95rem}
.mobile-menu a:hover{background:rgba(124,92,255,.16);text-decoration:none;color:#e6ddff}

/* Hero */
.hero{min-height:78vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:130px 0 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 82% 72%,rgba(31,185,214,.16),transparent 48%);pointer-events:none}
.hero-logo{width:150px;height:150px;border-radius:32px;border:2px solid #2e2e58;box-shadow:0 18px 50px rgba(124,92,255,.4);margin-bottom:26px;position:relative;z-index:1}
.hero h1{max-width:960px;position:relative;z-index:1}
.hero .slogan{color:#b9a5ff;font-size:clamp(1rem,2vw,1.2rem);margin:16px 0 14px;font-weight:600;position:relative;z-index:1}
.hero .hero-desc{max-width:680px;color:#c2c2dd;font-size:.98rem;position:relative;z-index:1}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:30px;position:relative;z-index:1}
.hero-stats{display:flex;gap:44px;flex-wrap:wrap;justify-content:center;margin-top:52px;position:relative;z-index:1}
.hero-stats .stat{text-align:center}
.hero-stats .stat strong{display:block;font-size:1.7rem;color:#9d7cff;font-weight:800}
.hero-stats .stat span{font-size:.85rem;color:#b0b0cf}

/* 卡片网格 */
.grid{display:grid;gap:22px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#1a1a36;border:1px solid #2e2e58;border-radius:16px;overflow:hidden;transition:transform .28s,border-color .28s,box-shadow .28s;position:relative}
.card:hover{transform:translateY(-7px);border-color:#7c5cff;box-shadow:0 18px 40px rgba(124,92,255,.3)}
.card .cover-wrap{position:relative}
.card .cover-wrap img{width:100%;height:auto;border-radius:0;aspect-ratio:220/310;object-fit:cover}
.tag-status,.tag-reads{position:absolute;top:8px;font-size:.7rem;padding:3px 9px;border-radius:999px;font-weight:700;backdrop-filter:blur(6px)}
.tag-status{left:8px;background:rgba(124,92,255,.85);color:#fff}
.tag-status.done{background:rgba(31,185,214,.85)}
.tag-reads{right:8px;background:rgba(11,11,24,.8);color:#c4b0ff;border:1px solid #2e2e58}
.card-body{padding:14px 15px 16px}
.card-body h3{font-size:1rem;margin-bottom:8px}
.card-meta{font-size:.78rem;color:#a9a9cc;display:flex;flex-direction:column;gap:3px}
.card-meta b{color:#c4b0ff;font-weight:600}

/* 精品推荐 */
.feature-list{display:flex;flex-direction:column;gap:24px}
.feature-card{display:grid;grid-template-columns:300px 1fr;gap:24px;background:#1a1a36;border:1px solid #2e2e58;border-radius:18px;padding:20px;transition:transform .28s,border-color .28s,box-shadow .28s}
.feature-card:hover{transform:translateY(-5px);border-color:#7c5cff;box-shadow:0 18px 40px rgba(124,92,255,.28)}
.feature-card img{width:100%;aspect-ratio:300/200;object-fit:cover;border-radius:12px}
.feature-card .fc-body h3{margin-bottom:10px}
.feature-card .fc-body p{color:#c2c2dd;font-size:.9rem;margin-bottom:12px}
.fc-meta{font-size:.82rem;color:#a9a9cc;margin-bottom:12px}
.fc-meta b{color:#c4b0ff}
.fc-tags{display:flex;gap:8px;flex-wrap:wrap}
.fc-tags span{font-size:.74rem;padding:4px 11px;border-radius:999px;background:rgba(124,92,255,.15);color:#b9a5ff;border:1px solid rgba(124,92,255,.35)}

/* 详细介绍 */
.detail-wrap{display:grid;grid-template-columns:280px 1fr;gap:32px;align-items:start}
.detail-side{background:linear-gradient(160deg,#1a1a36,#12122a);border:1px solid #2e2e58;border-radius:18px;padding:32px 26px;position:sticky;top:100px}
.detail-side .big-num{font-size:4.4rem;font-weight:900;line-height:1;background:linear-gradient(135deg,#7c5cff,#1fb9d6);-webkit-background-clip:text;background-clip:text;color:transparent}
.detail-side .side-sum{color:#c2c2dd;font-size:.92rem;margin-top:16px}
.detail-side .side-line{height:3px;width:60px;background:linear-gradient(90deg,#7c5cff,#1fb9d6);border-radius:2px;margin:18px 0}
.detail-body h2{margin-bottom:18px}
.detail-body h3{margin:26px 0 10px;color:#c4b0ff}
.detail-body p{color:#c9c9e2;font-size:.94rem;margin-bottom:14px}
.detail-tags{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.detail-tags span{padding:9px 18px;border-radius:12px;background:#1a1a36;border:1px solid #2e2e58;color:#c4b0ff;font-size:.86rem;font-weight:600}

/* 角色 */
.role-card{display:grid;grid-template-columns:180px 1fr;gap:20px;background:#1a1a36;border:1px solid #2e2e58;border-radius:16px;padding:18px;transition:transform .28s,border-color .28s}
.role-card:hover{transform:translateY(-5px);border-color:#7c5cff}
.role-card img{width:180px;height:180px;object-fit:cover;border-radius:14px}
.role-card h3{margin-bottom:8px}
.role-role{display:inline-block;font-size:.74rem;padding:3px 11px;border-radius:999px;background:rgba(31,185,214,.16);color:#6fd8ee;border:1px solid rgba(31,185,214,.4);margin-bottom:10px}
.role-card p{font-size:.86rem;color:#c2c2dd;margin-bottom:6px}
.role-card p b{color:#c4b0ff}

/* 平台介绍 */
.platform-wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:34px;align-items:start}
.platform-text p{color:#c9c9e2;font-size:.94rem;margin-bottom:14px}
.step-list{display:flex;flex-direction:column;gap:16px}
.step-item{display:flex;gap:16px;background:#1a1a36;border:1px solid #2e2e58;border-radius:14px;padding:16px 18px}
.step-item .step-num{flex-shrink:0;width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#7c5cff,#9d7cff);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.step-item h3{font-size:.98rem;margin-bottom:5px}
.step-item p{font-size:.84rem;color:#b9b9d6}
.feature-squares{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:38px}
.feature-square{background:#1a1a36;border:1px solid #2e2e58;border-radius:14px;padding:18px;text-align:center;transition:border-color .25s,transform .25s}
.feature-square:hover{border-color:#7c5cff;transform:translateY(-4px)}
.feature-square strong{display:block;color:#c4b0ff;font-size:.98rem;margin-bottom:6px}
.feature-square span{font-size:.8rem;color:#b0b0cf}

/* 多端同步 */
.sync-wrap{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.sync-text p{color:#c9c9e2;font-size:.94rem;margin-bottom:14px}
.sync-imgs{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.sync-imgs img{width:200px;height:auto;aspect-ratio:400/600;object-fit:cover;border:1px solid #2e2e58;border-radius:18px;box-shadow:0 16px 40px rgba(0,0,0,.5)}

/* 公告 */
.notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.notice-card{background:#1a1a36;border:1px solid #2e2e58;border-radius:14px;padding:20px;transition:border-color .25s,transform .25s}
.notice-card:hover{border-color:#7c5cff;transform:translateY(-4px)}
.notice-date{font-size:.76rem;color:#9d7cff;font-weight:700;margin-bottom:8px}
.notice-card h3{font-size:.98rem;margin-bottom:8px}
.notice-card p{font-size:.85rem;color:#b9b9d6}

/* 阅读指南 */
.guide-wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:34px;align-items:start}
.guide-text p{color:#c9c9e2;font-size:.94rem;margin-bottom:14px}
.check-list{display:flex;flex-direction:column;gap:14px}
.check-item{display:flex;gap:12px;background:#1a1a36;border:1px solid #2e2e58;border-radius:12px;padding:14px 16px;font-size:.88rem;color:#d5d5ee}
.check-item .ck{color:#1fb9d6;font-weight:900;flex-shrink:0}

/* APP下载 */
.app-download{text-align:center;background:linear-gradient(160deg,#1a1a36,#12122a);border:1px solid #2e2e58;border-radius:24px;padding:60px 26px}
.app-download p{max-width:640px;margin:16px auto 0;color:#c2c2dd;font-size:.95rem}
.app-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:30px}

/* 评论 */
.comment-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.comment-card{background:#1a1a36;border:1px solid #2e2e58;border-radius:14px;padding:18px;transition:border-color .25s}
.comment-card:hover{border-color:#7c5cff}
.comment-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;flex-wrap:wrap;gap:6px}
.comment-user{font-weight:700;color:#c4b0ff;font-size:.92rem}
.comment-time{font-size:.76rem;color:#8f8fb8}
.comment-card p{font-size:.87rem;color:#c9c9e2}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto}
.faq-item{background:#1a1a36;border:1px solid #2e2e58;border-radius:14px;overflow:hidden;transition:border-color .25s}
.faq-item.open{border-color:#7c5cff}
.faq-q{width:100%;text-align:left;background:transparent;border:none;color:#f2f2ff;font-size:.98rem;font-weight:700;padding:18px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;font-family:inherit}
.faq-q .arrow{color:#9d7cff;font-size:1.1rem;transition:transform .3s;flex-shrink:0}
.faq-item.open .faq-q .arrow{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:#c2c2dd;font-size:.9rem}
.faq-a-inner{padding:0 20px 18px}
.faq-item.open .faq-a{max-height:420px}

/* 侧边栏布局 */
.layout-side{display:grid;grid-template-columns:1fr 320px;gap:34px;align-items:start}
.sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:22px}
.side-card{background:#1a1a36;border:1px solid #2e2e58;border-radius:16px;padding:20px}
.side-card h3{font-size:1rem;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid #2e2e58}
.rank-list{display:flex;flex-direction:column;gap:10px}
.rank-item{display:flex;align-items:center;gap:12px;font-size:.87rem;color:#d5d5ee}
.rank-item .rank-num{width:24px;height:24px;border-radius:7px;background:#25254a;color:#b9a5ff;font-weight:800;font-size:.78rem;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.rank-item .rank-num.top{background:linear-gradient(135deg,#7c5cff,#9d7cff);color:#fff}
.rank-item .rank-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-item .rank-val{color:#8f8fb8;font-size:.78rem;flex-shrink:0}
.stat-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stat-box{background:#12122a;border:1px solid #2e2e58;border-radius:12px;padding:14px 12px;text-align:center}
.stat-box strong{display:block;color:#9d7cff;font-size:1.15rem;font-weight:800}
.stat-box span{font-size:.76rem;color:#b0b0cf}

/* 底部 */
footer{background:#0b0b18;border-top:1px solid #2e2e58;padding:56px 0 26px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.footer-col h3{font-size:.98rem;margin-bottom:16px;color:#c4b0ff}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer-col ul li a{font-size:.86rem;color:#b9b9d6}
.footer-col ul li a:hover{color:#c4b0ff}
.friend-links{margin-top:36px;padding-top:24px;border-top:1px solid #2e2e58;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.friend-links span{font-size:.82rem;color:#8f8fb8}
.friend-links a{font-size:.82rem}
.footer-bottom{margin-top:26px;padding-top:22px;border-top:1px solid #2e2e58;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.8rem;color:#8f8fb8}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom .fb-links a{font-size:.8rem;color:#b9b9d6}

/* 返回顶部 */
#back-top{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,#7c5cff,#9d7cff);color:#fff;border:none;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:900;box-shadow:0 10px 26px rgba(124,92,255,.5)}
#back-top.show{opacity:1;visibility:visible;transform:translateY(0)}

/* 浅色模式 */
body.light{background:linear-gradient(160deg,#f6f8ff 0%,#eef2fb 100%);color:#142033}
body.light h1,body.light h2,body.light h3{color:#0d0820}
body.light a{color:#6c4df6}
body.light a:hover{color:#1fb9d6}
body.light header#top-nav{background:rgba(246,248,255,.82)}
body.light header#top-nav.scrolled{background:rgba(246,248,255,.95);border-bottom-color:rgba(40,62,100,.13);box-shadow:0 8px 30px rgba(40,62,100,.14)}
body.light .logo-text{color:#0d0820}
body.light .nav-links a{color:#2a3a55}
body.light .nav-links a:hover{background:rgba(108,77,246,.12);color:#4b32c9}
body.light .search-box{background:#fff;border-color:rgba(40,62,100,.13)}
body.light .search-box input{color:#142033}
body.light .search-box input::placeholder{color:#6b7a94}
body.light .theme-toggle,body.light .hamburger{background:#fff;border-color:rgba(40,62,100,.13);color:#4b32c9}
body.light .mobile-menu{border-top-color:rgba(40,62,100,.13)}
body.light .mobile-menu a{color:#2a3a55}
body.light .mobile-menu a:hover{background:rgba(108,77,246,.1);color:#4b32c9}
body.light .card,body.light .feature-card,body.light .role-card,body.light .notice-card,body.light .comment-card,body.light .faq-item,body.light .side-card,body.light .step-item,body.light .feature-square,body.light .check-item,body.light .detail-tags span{background:#fff;border-color:rgba(40,62,100,.13)}
body.light .detail-side{background:linear-gradient(160deg,#fff,#eef2fb);border-color:rgba(40,62,100,.13)}
body.light .app-download{background:linear-gradient(160deg,#fff,#eef2fb);border-color:rgba(40,62,100,.13)}
body.light .stat-box{background:#eef2fb;border-color:rgba(40,62,100,.13)}
body.light .rank-item .rank-num{background:#e6ebf7;color:#4b32c9}
body.light .card-meta,body.light .fc-meta,body.light .hero-stats .stat span,body.light .feature-square span,body.light .stat-box span,body.light .rank-item .rank-val{color:#4d5c76}
body.light .hero .hero-desc,body.light .feature-card .fc-body p,body.light .detail-body p,body.light .role-card p,body.light .platform-text p,body.light .sync-text p,body.light .guide-text p,body.light .notice-card p,body.light .comment-card p,body.light .faq-a,body.light .step-item p,body.light .app-download p,body.light .detail-side .side-sum{color:#3a4a63}
body.light .section-head p{color:#4d5c76}
body.light .rank-item{color:#2a3a55}
body.light footer{background:#eef2fb;border-top-color:rgba(40,62,100,.13)}
body.light .footer-col ul li a,body.light .friend-links a,body.light .footer-bottom .fb-links a{color:#3a4a63}
body.light .footer-bottom,body.light .friend-links span{color:#5a6a84}
body.light .tag-reads{background:rgba(255,255,255,.9);color:#4b32c9;border-color:rgba(40,62,100,.13)}

/* 响应式 */
@media(max-width:1080px){
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .layout-side{grid-template-columns:1fr}
  .sidebar{position:static}
  .detail-wrap{grid-template-columns:1fr}
  .detail-side{position:static}
  .notice-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .nav-links,.search-box{display:none}
  .hamburger{display:flex}
  .feature-card{grid-template-columns:1fr}
  .platform-wrap,.sync-wrap,.guide-wrap{grid-template-columns:1fr}
  .feature-squares{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  .grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-2,.comment-grid,.notice-grid{grid-template-columns:1fr}
  .role-card{grid-template-columns:1fr}
  .role-card img{width:100%;height:auto;aspect-ratio:1/1}
  .hero-stats{gap:26px}
  .footer-grid{grid-template-columns:1fr}
  .sync-imgs img{width:150px}
  section{padding:48px 0}
}
@media(max-width:480px){
  .grid-4,.grid-3{grid-template-columns:repeat(2,1fr);gap:14px}
  .hero-cta .btn{width:100%}
  .feature-squares{grid-template-columns:1fr}
}