:root{
  --main:#06b6d4;
  --accent:#ec4899;
  --bg:#0c0a1a;
  --text:#e0f2fe;
  --card:#151230;
  --card2:#1c1840;
  --line:rgba(6,182,212,.18);
  --muted:#93a8bd;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Inter","PingFang SC","Source Han Sans SC","Noto Sans SC",sans-serif;
  overflow-x:hidden;
}
h1,h2,h3,h4,.serif{
  font-family:"Source Han Serif SC","Noto Serif SC","Songti SC",Georgia,serif;
  letter-spacing:.5px;
}
a{text-decoration:none;color:inherit}
::selection{background:var(--accent);color:#fff}

/* ===== 背景光效 ===== */
.bg-glow{
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(650px 420px at 12% 5%,rgba(6,182,212,.16),transparent 70%),
    radial-gradient(700px 480px at 88% 20%,rgba(236,72,153,.14),transparent 72%),
    radial-gradient(600px 500px at 50% 95%,rgba(6,182,212,.09),transparent 70%);
}
.page-wrap{position:relative;z-index:1}

/* ===== 导航 ===== */
.nav-shell{
  position:sticky;top:0;z-index:1030;
  background:rgba(12,10,26,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.brand-mark{
  font-family:"Source Han Serif SC","Noto Serif SC",serif;
  font-weight:800;font-size:1.28rem;color:#fff;
  display:inline-flex;align-items:center;gap:.45rem;
  white-space:nowrap;
}
.brand-mark .dot{
  width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,var(--main),var(--accent));
  box-shadow:0 0 12px var(--main);
}
.nav-link-x{
  color:#b9c9da;font-size:.94rem;font-weight:500;
  padding:.42rem .92rem;border-radius:999px;
  transition:.25s;white-space:nowrap;
}
.nav-link-x:hover,.nav-link-x.active{
  color:#06121a;
  background:linear-gradient(120deg,var(--main),#67e8f9);
  box-shadow:0 6px 18px -6px rgba(6,182,212,.75);
}
.navbar-toggler-x{
  border:1px solid var(--line);border-radius:14px;
  padding:.32rem .6rem;color:var(--main);background:transparent;
}
.navbar-toggler-x:focus{outline:none;box-shadow:0 0 0 3px rgba(6,182,212,.25)}

/* ===== 通用 ===== */
.sec{padding:64px 0 8px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;margin-bottom:26px;flex-wrap:wrap}
.sec-title{
  font-size:clamp(1.5rem,3.2vw,2.15rem);font-weight:800;color:#fff;margin:0;
  position:relative;padding-left:16px;
}
.sec-title:before{
  content:"";position:absolute;left:0;top:12%;height:76%;width:5px;border-radius:6px;
  background:linear-gradient(180deg,var(--main),var(--accent));
}
.sec-sub{color:var(--muted);font-size:.92rem;margin:.35rem 0 0}
.pill-link{
  display:inline-flex;align-items:center;gap:.4rem;
  border-radius:999px;padding:.46rem 1.1rem;font-size:.86rem;
  border:1px solid var(--line);color:var(--main);transition:.25s;
}
.pill-link:hover{background:rgba(6,182,212,.12);color:#8ef1ff;border-color:var(--main)}

/* ===== 关键词标签云开场 ===== */
.cloud-band{
  padding:26px 0 6px;
  display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;
  max-width:1100px;margin:0 auto;
}
.cloud-tag{
  font-size:.82rem;padding:.34rem 1rem;border-radius:999px;
  border:1px solid rgba(6,182,212,.28);
  color:#a9dbe8;background:rgba(6,182,212,.05);
  animation:floatTag 6s ease-in-out infinite;
  white-space:nowrap;
}
.cloud-tag:nth-child(3n){border-color:rgba(236,72,153,.35);color:#f6b9d5;background:rgba(236,72,153,.06)}
.cloud-tag:nth-child(4n){animation-delay:-1.6s}
.cloud-tag:nth-child(5n){animation-delay:-3.1s}
.cloud-tag:nth-child(2n){animation-delay:-2.2s}
@keyframes floatTag{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ===== 轮播 Banner ===== */
.hero-wrap{padding:22px 0 6px}
.hero-slide{
  position:relative;border-radius:28px;overflow:hidden;
  min-height:clamp(300px,44vw,470px);
  border:1px solid rgba(6,182,212,.22);
  box-shadow:0 30px 70px -40px rgba(6,182,212,.55),0 0 0 1px rgba(236,72,153,.06) inset;
}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;filter:brightness(.52) saturate(1.15)}
.hero-media:after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(12,10,26,.96) 8%,rgba(12,10,26,.72) 46%,rgba(12,10,26,.18) 88%),
             linear-gradient(0deg,rgba(12,10,26,.95),transparent 55%);
}
.hero-body{position:relative;z-index:2;padding:clamp(22px,4.4vw,52px);max-width:660px}
.hero-kicker{
  display:inline-flex;align-items:center;gap:.45rem;
  background:linear-gradient(120deg,var(--accent),#f472b6);
  color:#fff;font-size:.75rem;font-weight:700;letter-spacing:1.2px;
  padding:.32rem .9rem;border-radius:999px;margin-bottom:1rem;
}
.hero-title{
  font-size:clamp(1.65rem,4.4vw,2.9rem);font-weight:900;color:#fff;line-height:1.18;margin:0 0 .8rem;
  text-shadow:0 4px 26px rgba(0,0,0,.6);
}
.hero-desc{color:#c8dcec;font-size:.95rem;line-height:1.75;margin-bottom:1.3rem;max-width:520px}
.hero-meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.4rem}
.hero-meta span{
  font-size:.78rem;padding:.24rem .72rem;border-radius:999px;
  border:1px solid rgba(224,242,254,.24);color:#d7ecf8;background:rgba(255,255,255,.05);
}
.btn-neon{
  position:relative;overflow:hidden;
  display:inline-flex;align-items:center;gap:.5rem;
  border:none;border-radius:999px;padding:.72rem 1.7rem;
  font-weight:700;font-size:.93rem;color:#04141b;
  background:linear-gradient(100deg,var(--main),#22d3ee,var(--accent),var(--main));
  background-size:300% 100%;
  transition:.3s;
}
.btn-neon:hover{color:#04141b;background-position:100% 0;box-shadow:0 12px 30px -12px rgba(236,72,153,.8)}
.btn-neon i{position:relative;z-index:2}
.btn-neon span{position:relative;z-index:2}
.btn-neon:after{
  content:"";position:absolute;top:0;left:-70%;width:45%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.75),transparent);
  transform:skewX(-22deg);transition:.6s;
}
.btn-neon:hover:after{left:130%}
.btn-ghost{
  display:inline-flex;align-items:center;gap:.5rem;
  border-radius:999px;padding:.7rem 1.6rem;font-size:.9rem;font-weight:600;
  color:#d9eefb;border:1px solid rgba(224,242,254,.3);background:rgba(255,255,255,.04);
  transition:.25s;
}
.btn-ghost:hover{color:#fff;border-color:var(--main);background:rgba(6,182,212,.14)}
.carousel-indicators [data-bs-target]{width:9px;height:9px;border-radius:50%;background:rgba(224,242,254,.4);border:none}
.carousel-indicators .active{background:linear-gradient(120deg,var(--main),var(--accent));width:26px;border-radius:999px}

/* ===== 海报网格 ===== */
.poster-grid{
  display:grid;gap:20px 16px;width:100%;
  grid-template-columns:repeat(2,minmax(0,1fr));
}
@media(min-width:576px){.poster-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(min-width:768px){.poster-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(min-width:1200px){.poster-grid{grid-template-columns:repeat(6,minmax(0,1fr))}}
.poster{
  display:block;border-radius:16px;overflow:hidden;position:relative;
  background:linear-gradient(160deg,var(--card),var(--card2));
  border:1px solid rgba(6,182,212,.14);
  box-shadow:0 12px 30px -22px rgba(0,0,0,.95);
  transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.poster:hover{transform:translateY(-7px);border-color:rgba(6,182,212,.55);box-shadow:0 22px 44px -24px rgba(6,182,212,.75)}
.poster-thumb{
  position:relative;width:100%;aspect-ratio:2/3;overflow:hidden;
  background:linear-gradient(150deg,#1b1740,#0f0d24);
}
.poster-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease,filter .5s ease}
.poster:hover .poster-thumb img{transform:scale(1.06);filter:brightness(.85)}
.poster-thumb:after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(9,7,22,.92) 4%,rgba(9,7,22,.35) 42%,transparent 72%);
  pointer-events:none;
}
.poster-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.75);
  width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#04141b;font-size:.95rem;
  background:linear-gradient(120deg,var(--main),#67e8f9);
  box-shadow:0 0 0 6px rgba(6,182,212,.14),0 8px 24px -6px rgba(6,182,212,.9);
  opacity:0;transition:.3s;z-index:3;
}
.poster:hover .poster-play{opacity:1;transform:translate(-50%,-50%) scale(1)}
.poster-badge{
  position:absolute;top:9px;left:9px;z-index:3;
  font-size:.68rem;font-weight:700;letter-spacing:.4px;
  padding:.2rem .58rem;border-radius:999px;
  background:rgba(236,72,153,.92);color:#fff;
  box-shadow:0 4px 14px -4px rgba(236,72,153,.9);
}
.poster-badge.cyan{background:rgba(6,182,212,.92);color:#04141b}
.poster-info{position:relative;z-index:2;padding:.68rem .8rem .82rem}
.poster-name{
  font-size:.88rem;font-weight:700;color:#f2fbff;margin:0 0 .28rem;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.poster-sub{font-size:.72rem;color:var(--muted);margin:0;display:flex;align-items:center;gap:.34rem;justify-content:space-between}
.poster-sub .score{color:#fbbf24;font-weight:700}
.poster-sub .score i{font-size:.66rem;margin-right:.14rem}

/* ===== 今日更新：图标列表 ===== */
.update-list{display:grid;gap:14px}
@media(min-width:768px){.update-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
.update-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:18px;
  background:linear-gradient(140deg,rgba(21,18,48,.95),rgba(15,13,36,.9));
  border:1px solid rgba(6,182,212,.14);
  transition:.3s;
}
.update-item:hover{border-color:rgba(6,182,212,.5);transform:translateX(4px)}
.update-ico{
  flex:0 0 42px;width:42px;height:42px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;font-size:1rem;
  color:#04141b;background:linear-gradient(135deg,var(--main),#67e8f9);
  box-shadow:0 8px 20px -10px rgba(6,182,212,.95);
}
.update-item:nth-child(even) .update-ico{background:linear-gradient(135deg,var(--accent),#f9a8d4);box-shadow:0 8px 20px -10px rgba(236,72,153,.95)}
.update-item h4{font-size:.98rem;color:#f2fbff;margin:0 0 .26rem;font-weight:700}
.update-item p{font-size:.83rem;color:var(--muted);margin:0;line-height:1.6}
.update-item .tagline{color:var(--main);font-size:.76rem;font-weight:600}

/* ===== 高分推荐 ===== */
.rec-row{
  display:grid;gap:16px;
  grid-template-columns:repeat(1,minmax(0,1fr));
}
@media(min-width:576px){.rec-row{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:992px){.rec-row{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rec-card{
  display:flex;gap:14px;padding:14px;border-radius:20px;
  background:linear-gradient(150deg,rgba(23,19,54,.95),rgba(13,11,32,.92));
  border:1px solid rgba(236,72,153,.16);transition:.3s;
}
.rec-card:hover{border-color:rgba(236,72,153,.55);box-shadow:0 18px 40px -28px rgba(236,72,153,.85);transform:translateY(-4px)}
.rec-thumb{
  flex:0 0 84px;width:84px;aspect-ratio:2/3;border-radius:12px;overflow:hidden;position:relative;
  background:#171338;
}
.rec-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.rec-thumb .play-mini{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(9,7,22,.55);color:#8ef1ff;font-size:1rem;opacity:0;transition:.3s;
}
.rec-card:hover .play-mini{opacity:1}
.rec-body{min-width:0;display:flex;flex-direction:column;justify-content:center}
.rec-body h4{font-size:.96rem;color:#fff;margin:0 0 .35rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rec-body p{font-size:.78rem;color:var(--muted);margin:0 0 .55rem;line-height:1.55}
.rec-score{
  font-size:.8rem;font-weight:800;color:#fbbf24;
}
.big-num{
  font-size:1.45rem;font-weight:900;line-height:1;
  background:linear-gradient(120deg,var(--main),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ===== 分类矩阵 ===== */
.cat-chip-row{display:flex;flex-wrap:wrap;gap:.55rem;margin-bottom:22px}
.cat-chip{
  border-radius:999px;padding:.42rem 1.05rem;font-size:.84rem;font-weight:600;
  color:#a9dbe8;border:1px solid rgba(6,182,212,.25);background:rgba(6,182,212,.06);
  transition:.25s;
}
.cat-chip:hover,.cat-chip.on{color:#04141b;background:linear-gradient(120deg,var(--main),#67e8f9);border-color:transparent}
.cat-block-title{
  font-size:1.05rem;font-weight:800;color:#fff;margin:30px 0 16px;
  display:flex;align-items:center;gap:.55rem;
}
.cat-block-title i{color:var(--main);font-size:.9rem}
.cat-block-title .line{flex:1;height:1px;background:linear-gradient(90deg,var(--line),transparent)}

/* ===== 热度榜 ===== */
.rank-wrap{
  border-radius:24px;padding:10px 8px;
  background:linear-gradient(160deg,rgba(21,18,48,.93),rgba(12,10,26,.95));
  border:1px solid rgba(6,182,212,.16);
}
.rank-item{
  display:flex;align-items:center;gap:14px;
  padding:13px 16px;border-radius:16px;transition:.28s;
  border-bottom:1px solid rgba(224,242,254,.05);
}
.rank-item:last-child{border-bottom:none}
.rank-item:hover{background:rgba(6,182,212,.08);transform:translateX(5px)}
.rank-no{
  flex:0 0 38px;width:38px;text-align:center;
  font-size:1.2rem;font-weight:900;
  font-family:"Inter",sans-serif;
  color:#4b6382;
}
.rank-item:nth-child(1) .rank-no{color:#fbbf24;text-shadow:0 0 18px rgba(251,191,36,.6)}
.rank-item:nth-child(2) .rank-no{color:#cbd5e1}
.rank-item:nth-child(3) .rank-no{color:#f97316}
.rank-thumb{flex:0 0 46px;width:46px;aspect-ratio:2/3;border-radius:9px;overflow:hidden;background:#171338}
.rank-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.rank-main{flex:1;min-width:0}
.rank-main h4{font-size:.92rem;color:#eefaff;margin:0 0 .2rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-main p{font-size:.74rem;color:var(--muted);margin:0}
.rank-heat{
  flex:0 0 auto;text-align:right;font-size:.78rem;color:var(--main);font-weight:700;
}
.rank-heat small{display:block;color:#5c7690;font-size:.68rem;font-weight:500;margin-top:.1rem}
.heat-bar{
  width:74px;height:5px;border-radius:999px;background:rgba(224,242,254,.1);overflow:hidden;margin-top:.35rem;
}
.heat-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--main),var(--accent))}

/* ===== 手风琴 / FAQ ===== */
.acc-item{
  border:1px solid rgba(6,182,212,.15)!important;
  border-radius:16px!important;overflow:hidden;margin-bottom:12px;
  background:linear-gradient(150deg,rgba(21,18,48,.9),rgba(13,11,32,.9));
}
.acc-btn{
  background:transparent!important;color:#eaf9ff!important;font-weight:700;font-size:.95rem;
  padding:1rem 1.15rem;box-shadow:none!important;border:none;
  display:flex;align-items:center;gap:.6rem;
}
.acc-btn:not(.collapsed){color:var(--main)!important}
.acc-btn:after{filter:invert(78%) sepia(38%) saturate(1620%) hue-rotate(140deg)}
.acc-btn i{color:var(--main)}
.acc-body{color:#a9c3d6;font-size:.87rem;line-height:1.8;padding:0 1.15rem 1.1rem}

/* ===== 友链 / 页脚 ===== */
.friend-sec{
  margin-top:56px;padding:26px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.friend-title{
  font-size:.92rem;font-weight:800;color:#cfeaf7;margin:0 0 .8rem;
  display:flex;align-items:center;gap:.5rem;
}
.friend-title i{color:var(--accent);font-size:.82rem}
.friend-links{color:#8fa9bd;font-size:.85rem;line-height:2;word-break:break-all}
.site-footer{padding:40px 0 30px}
.footer-brand{font-weight:900;font-size:1.15rem;color:#fff;display:inline-flex;align-items:center;gap:.45rem}
.footer-desc{color:#7e97ac;font-size:.84rem;line-height:1.85;margin:.8rem 0 0;max-width:520px}
.footer-col h5{font-size:.88rem;color:#cfeaf7;font-weight:800;margin-bottom:.9rem}
.footer-col a{display:block;color:#8fa9bd;font-size:.84rem;padding:.24rem 0;transition:.2s}
.footer-col a:hover{color:var(--main);padding-left:4px}
.footer-bottom{
  margin-top:28px;padding-top:20px;border-top:1px solid rgba(224,242,254,.08);
  font-size:.8rem;color:#6b8298;display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;
}
.footer-bottom a{color:#8fa9bd}
.footer-bottom a:hover{color:var(--main)}

/* ===== 滚动进入视口动画 ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}
.img-ph{background:linear-gradient(120deg,#181439 0%,#221a4a 50%,#181439 100%);background-size:200% 100%;animation:phShine 1.6s linear infinite}
@keyframes phShine{0%{background-position:0 0}100%{background-position:200% 0}}
img.lazyloaded{animation:fadeInImg .55s ease both}
@keyframes fadeInImg{from{opacity:0}to{opacity:1}}

@media(max-width:575px){
  .sec{padding:46px 0 6px}
  .hero-slide{border-radius:20px}
  .hero-body{padding:20px}
  .brand-mark{font-size:1.1rem}
  .rank-heat small{display:none}
  .heat-bar{width:52px}
}

/* --- 子页面追加 --- */
.guide-step {
    background:var(--card);
    border:1px solid var(--line);
    border-radius:16px;
    padding:24px 22px;
    height:100%;
    position:relative;
    transition:.25s ease;
  }
.guide-step:hover {
    border-color:rgba(6,182,212,.5);
    transform:translateY(-4px);
    box-shadow:0 14px 34px rgba(6,182,212,.12);
  }
.guide-step .step-num {
    display:inline-flex;align-items:center;justify-content:center;
    width:38px;height:38px;border-radius:12px;
    font-weight:800;font-size:1rem;
    background:linear-gradient(135deg,var(--main),var(--accent));
    color:#fff;margin-bottom:14px;
  }
.guide-step h3 {
    font-size:1.08rem;font-weight:700;margin-bottom:10px;color:var(--text);
  }
.guide-step p {
    color:var(--muted);font-size:.93rem;line-height:1.75;margin:0;
  }
.tip-card {
    background:var(--card2);
    border:1px solid var(--line);
    border-left:3px solid var(--main);
    border-radius:12px;
    padding:18px 20px;
    margin-bottom:16px;
  }
.tip-card h4 {
    font-size:.98rem;font-weight:700;color:var(--main);margin-bottom:8px;
  }
.tip-card p {
    color:var(--muted);font-size:.9rem;line-height:1.7;margin:0;
  }
.faq-item {
    background:var(--card);
    border:1px solid var(--line);
    border-radius:12px;
    margin-bottom:12px;
    overflow:hidden;
  }
.faq-q {
    padding:16px 20px;
    font-weight:600;
    font-size:.96rem;
    color:var(--text);
    display:flex;
    align-items:center;
    gap:10px;
    cursor:pointer;
  }
.faq-q i {color:var(--accent);font-size:.85rem;}
.faq-a {
    padding:0 20px 16px 46px;
    color:var(--muted);
    font-size:.9rem;
    line-height:1.75;
  }
.guide-tagline {
    display:inline-block;
    color:var(--main);
    font-weight:600;
    letter-spacing:.5px;
    font-size:.85rem;
    margin-bottom:10px;
    text-transform:uppercase;
  }

/* --- 子页面追加 --- */
/* 榜单页专属少量样式，全部沿用站点配色变量 */
  .rank-tabs {
    display:flex;flex-wrap:wrap;gap:.5rem;
    margin:0 0 1.6rem;
  }
.rank-tabs a {
    display:inline-flex;align-items:center;gap:.4rem;
    padding:.42rem .95rem;border-radius:999px;
    border:1px solid var(--line);
    background:rgba(6,182,212,.06);
    color:var(--muted);
    font-size:.86rem;font-weight:600;text-decoration:none;
    transition:.2s;
  }
.rank-tabs a:hover,.rank-tabs a.on {
    color:#04121a;
    background:linear-gradient(120deg,var(--main),var(--accent));
    border-color:transparent;
    box-shadow:0 6px 22px rgba(6,182,212,.28);
  }
.rank-board {
    background:var(--card);
    border:1px solid var(--line);
    border-radius:18px;
    overflow:hidden;
  }
.rank-row {
    display:grid;
    grid-template-columns:64px 74px 1fr auto;
    gap:1rem;align-items:center;
    padding:.95rem 1.15rem;
    border-top:1px solid rgba(6,182,212,.10);
    transition:.18s;
  }
.rank-row:first-child {border-top:0;}
.rank-row:hover {background:var(--card2);}
.rank-row:nth-child(1) .rank-no {color:#f5c451;}
.rank-row:nth-child(2) .rank-no {color:#c9d4e0;}
.rank-row:nth-child(3) .rank-no {color:#d08a5a;}
.rank-info h3 {
    font-size:1rem;font-weight:700;margin:0 0 .3rem;
    color:var(--text);
  }
.rank-info p {
    margin:0;font-size:.83rem;color:var(--muted);line-height:1.55;
  }
.rank-tag {
    display:inline-block;font-size:.7rem;font-weight:700;
    padding:.1rem .5rem;border-radius:6px;
    background:rgba(6,182,212,.12);color:var(--main);
    margin-right:.4rem;
  }
.rank-score {
    text-align:right;white-space:nowrap;
  }
.rank-score strong {
    display:block;font-size:1.05rem;font-weight:800;
    color:var(--main);font-variant-numeric:tabular-nums;
  }
.rank-score span {
    font-size:.72rem;color:var(--muted);
  }
.rank-note {
    background:var(--card2);
    border:1px solid var(--line);
    border-left:3px solid var(--accent);
    border-radius:14px;
    padding:1.1rem 1.3rem;
    color:var(--muted);
    font-size:.9rem;line-height:1.8;
  }
.rank-note strong {color:var(--text);}
.board-head {
    display:flex;justify-content:space-between;align-items:baseline;
    gap:1rem;flex-wrap:wrap;
    padding:1rem 1.15rem;
    background:linear-gradient(120deg,rgba(6,182,212,.10),rgba(236,72,153,.06));
    border-bottom:1px solid var(--line);
  }
.board-head h3 {margin:0;font-size:1.02rem;font-weight:800;color:var(--text);}
.board-head span {font-size:.76rem;color:var(--muted);}
.rank-row {grid-template-columns:44px 58px 1fr;gap:.7rem;padding:.8rem .85rem;}
.rank-score {grid-column:2 / -1;text-align:left;display:flex;align-items:baseline;gap:.4rem;}
.rank-score strong {display:inline;}

/* --- 子页面追加 --- */
.about-hero {padding:64px 0 40px;position:relative;}
.about-h1 {font-size:clamp(1.7rem,4.2vw,2.9rem);font-weight:800;line-height:1.25;letter-spacing:-.5px;margin:14px 0 16px;}
.about-h1 em {font-style:normal;background:linear-gradient(90deg,var(--main),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.about-lead {color:var(--muted);font-size:1.02rem;line-height:1.85;max-width:760px;}
.stat-strip {display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:34px;}
.stat-cell {background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 16px;text-align:center;}
.stat-cell strong {display:block;font-size:1.5rem;font-weight:800;color:var(--main);letter-spacing:-.5px;}
.stat-cell span {display:block;margin-top:6px;font-size:.82rem;color:var(--muted);letter-spacing:.5px;}
.info-card {background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px 24px;height:100%;transition:.25s;}
.info-card:hover {border-color:rgba(6,182,212,.45);transform:translateY(-3px);}
.info-card .ic {width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(6,182,212,.12);color:var(--main);font-size:1.1rem;margin-bottom:16px;}
.info-card h3 {font-size:1.06rem;font-weight:700;color:var(--text);margin-bottom:10px;line-height:1.5;}
.info-card p {color:var(--muted);font-size:.92rem;line-height:1.8;margin:0;}
.flow-list {list-style:none;padding:0;margin:0;counter-reset:flow;}
.flow-list li {position:relative;padding:0 0 22px 52px;counter-increment:flow;border-left:1px dashed var(--line);margin-left:17px;}
.flow-list li:last-child {border-left-color:transparent;padding-bottom:0;}
.flow-list li::before {content:counter(flow);position:absolute;left:-17px;top:-2px;width:34px;height:34px;border-radius:50%;background:var(--card2);border:1px solid var(--line);color:var(--main);font-weight:700;font-size:.85rem;display:flex;align-items:center;justify-content:center;}
.flow-list h4 {font-size:.98rem;font-weight:700;color:var(--text);margin:0 0 6px;}
.flow-list p {margin:0;color:var(--muted);font-size:.9rem;line-height:1.8;}
.qa-item {background:var(--card2);border:1px solid var(--line);border-radius:14px;padding:20px 22px;}
.qa-item h4 {font-size:.98rem;font-weight:700;color:var(--main);margin:0 0 8px;}
.qa-item p {margin:0;color:var(--muted);font-size:.9rem;line-height:1.8;}
.cta-box {background:linear-gradient(135deg,var(--card),var(--card2));border:1px solid var(--line);border-radius:20px;padding:38px 30px;text-align:center;}
.cta-box h2 {font-size:clamp(1.3rem,3vw,1.8rem);font-weight:800;color:var(--text);margin-bottom:12px;}
.cta-box p {color:var(--muted);max-width:620px;margin:0 auto 22px;line-height:1.8;}
.stat-strip {grid-template-columns:repeat(2,1fr);}
.about-hero {padding:44px 0 26px;}

/* --- 子页面追加 --- */
.disc-hero {
  padding:64px 0 40px;
  position:relative;
  overflow:hidden;
}
.disc-hero::before {
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(600px 300px at 15% 0%,rgba(6,182,212,.18),transparent 70%),
             radial-gradient(500px 260px at 85% 20%,rgba(236,72,153,.14),transparent 70%);
  pointer-events:none;
}
.disc-hero .container {position:relative;z-index:1;}
.disc-kicker {
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(6,182,212,.1);
  border:1px solid var(--line);
  color:var(--main);
  font-size:13px;font-weight:600;letter-spacing:.4px;
  margin-bottom:18px;
}
.disc-title {
  font-size:clamp(28px,4.4vw,44px);
  font-weight:800;
  line-height:1.2;
  margin:0 0 16px;
  background:linear-gradient(100deg,var(--text) 20%,var(--main) 60%,var(--accent) 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}
.disc-lead {
  color:var(--muted);
  font-size:16px;
  line-height:1.85;
  max-width:760px;
  margin:0;
}
.disc-updated {
  margin-top:18px;
  font-size:13px;
  color:var(--muted);
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:8px;
  background:var(--card);
  border:1px solid var(--line);
}
.disc-updated i {color:var(--main);}
.disc-grid {
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:32px;
  align-items:start;
  padding-bottom:64px;
}
.disc-card {
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:28px 26px;
  margin-bottom:22px;
}
.disc-card h2 {
  font-size:20px;
  font-weight:700;
  color:var(--text);
  margin:0 0 14px;
  display:flex;
  align-items:center;
  gap:10px;
  line-height:1.4;
}
.disc-card h2 .num {
  flex:0 0 auto;
  width:28px;height:28px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;
  font-size:13px;font-weight:800;
  color:#04141a;
  background:linear-gradient(135deg,var(--main),#22d3ee);
}
.disc-card p {
  color:var(--muted);
  font-size:14.5px;
  line-height:1.9;
  margin:0 0 12px;
}
.disc-card p:last-child {margin-bottom:0;}
.disc-card strong {color:var(--text);font-weight:600;}
.disc-list {
  list-style:none;
  padding:0;margin:0 0 12px;
}
.disc-list li {
  position:relative;
  padding-left:22px;
  color:var(--muted);
  font-size:14.5px;
  line-height:1.9;
  margin-bottom:8px;
}
.disc-list li::before {
  content:"\f058";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  left:0;top:1px;
  font-size:12px;
  color:var(--main);
}
.disc-note {
  border-left:3px solid var(--accent);
  background:var(--card2);
  border-radius:0 10px 10px 0;
  padding:14px 18px;
  color:var(--muted);
  font-size:14px;
  line-height:1.85;
  margin:14px 0 0;
}
.disc-note strong {color:var(--text);}
.disc-side {
  position:sticky;
  top:88px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:22px 20px;
}
.disc-side h3 {
  font-size:15px;
  font-weight:700;
  color:var(--text);
  margin:0 0 14px;
  display:flex;align-items:center;gap:8px;
}
.disc-side h3 i {color:var(--main);font-size:14px;}
.disc-toc {
  list-style:none;padding:0;margin:0 0 20px;
}
.disc-toc li {margin-bottom:6px;}
.disc-toc a {
  display:block;
  padding:8px 10px;
  border-radius:8px;
  color:var(--muted);
  font-size:13.5px;
  text-decoration:none;
  transition:.2s;
  border:1px solid transparent;
}
.disc-toc a:hover {
  color:var(--main);
  background:rgba(6,182,212,.08);
  border-color:var(--line);
}
.disc-side .btn-neon {
  display:block;
  text-align:center;
  text-decoration:none;
}
.disc-grid {grid-template-columns:1fr;}
.disc-side {position:static;order:-1;}
.disc-hero {padding:40px 0 28px;}

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.accordion-item { background:rgba(255,255,255,.04) !important; color:#e0f2fe !important; border-color:rgba(255,255,255,.12) !important; }
.accordion-button { background:rgba(255,255,255,.04) !important; color:#e0f2fe !important; }
.accordion-body { background:transparent !important; color:#e0f2fe !important; }
.accordion-header { background:transparent !important; }
.accordion-button::after { filter: invert(1) grayscale(1) brightness(2); }