*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{
  font-size:16px;
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%
}

body{
  font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:#FFFFFF;
  background-color:#0B1B3B;
  background-image:
    radial-gradient(ellipse at 18% 0%,rgba(58,42,140,.55) 0%,transparent 60%),
    radial-gradient(ellipse at 85% 15%,rgba(106,76,147,.35) 0%,transparent 50%),
    radial-gradient(ellipse at 50% 100%,rgba(26,27,77,.6) 0%,transparent 55%);
  background-attachment:fixed;
  min-height:100vh
}

:root{
  --color-deep-space:#0B1B3B;
  --color-deep-purple:#2A1B5E;
  --color-space-purple:#6A4C93;
  --color-gold:#F5B942;
  --color-neon:#39FF14;
  --color-white:#FFFFFF;
  --color-mist:#B0C4DE;
  --color-ink:#1E2A3A;
  --grad-primary:linear-gradient(135deg,#1A1B4D 0%,#3B2A8C 100%);
  --grad-gold:linear-gradient(135deg,#F5B942 0%,#E8A828 100%);
  --font-title:"Noto Sans CJK SC","Source Han Sans SC","Microsoft YaHei","PingFang SC",sans-serif;
  --font-body:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;
  --font-mono:"Roboto Mono",Consolas,"Courier New",monospace;
  --radius-card:16px;
  --radius-btn:999px;
  --transition:.3s cubic-bezier(.4,0,.2,1)
}

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-title);
  font-weight:900;
  line-height:1.25;
  color:var(--color-white)
}

p{color:var(--color-white)}

a{
  color:var(--color-gold);
  text-decoration:none;
  transition:color .3s
}

ul,ol{list-style:none}
img,svg,video{max-width:100%;display:block}
button{font-family:inherit;border:none;cursor:pointer;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:1rem}

:focus-visible{
  outline:2px solid var(--color-gold);
  outline-offset:3px;
  border-radius:2px
}

.sr-only{
  position:absolute;
  width:1px;
  height:1px;
  overflow:hidden;
  clip-path:inset(50%);
  white-space:nowrap
}

.skip-link{
  position:fixed;
  top:12px;
  left:12px;
  z-index:999;
  transform:translateY(-200%);
  background:var(--color-gold);
  color:var(--color-deep-space);
  padding:10px 20px;
  border-radius:8px;
  font-weight:700;
  box-shadow:0 4px 20px rgba(245,185,66,.4);
  transition:transform .3s ease
}
.skip-link:focus{
  transform:translateY(0)
}

.sky-container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:24px
}

.sky-section{
  padding:64px 0
}
.sky-section--narrow{
  max-width:780px;
  margin-inline:auto;
  padding-inline:24px
}
.sky-section--wide{
  max-width:1400px;
  margin-inline:auto;
  padding-inline:24px
}
@media(max-width:767px){
  .sky-section{padding:40px 0}
}

.sky-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px
}
.sky-grid--3{
  grid-template-columns:repeat(3,1fr)
}
@media(max-width:1023px){
  .sky-grid--3{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
  .sky-grid,.sky-grid--3{grid-template-columns:1fr}
}

.sky-card{
  background:linear-gradient(145deg,#2A1B5E 0%,#1E2A3A 100%);
  border:1px solid rgba(176,196,222,.12);
  border-radius:var(--radius-card);
  padding:24px;
  position:relative;
  overflow:hidden;
  transition:border-color .3s,transform .3s,box-shadow .3s
}
.sky-card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  width:4px;
  height:100%;
  background:linear-gradient(180deg,var(--color-gold),var(--color-space-purple));
  opacity:0;
  transition:opacity .3s
}
.sky-card:hover{
  border-color:rgba(106,76,147,.6);
  transform:translateY(-3px);
  box-shadow:0 12px 36px rgba(0,0,0,.35)
}
.sky-card:hover::before{
  opacity:1
}
.sky-card__header{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:12px
}
.sky-card__body{
  color:var(--color-mist)
}
.sky-card__body p + p{
  margin-top:8px
}

.sky-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 28px;
  border-radius:var(--radius-btn);
  font-family:var(--font-body);
  font-size:16px;
  font-weight:700;
  line-height:1.2;
  background:transparent;
  border:1px solid rgba(176,196,222,.35);
  color:var(--color-white);
  transition:background .3s,border-color .3s,box-shadow .3s,transform .2s;
  cursor:pointer
}
.sky-btn:hover{
  border-color:var(--color-gold);
  color:var(--color-gold)
}
.sky-btn--gold{
  background:var(--grad-gold);
  color:var(--color-deep-space);
  border:none;
  box-shadow:0 4px 20px rgba(245,185,66,.35)
}
.sky-btn--gold:hover{
  box-shadow:0 6px 28px rgba(245,185,66,.5);
  transform:translateY(-2px);
  color:var(--color-deep-space)
}
.sky-btn--ghost{
  border-color:rgba(176,196,222,.4);
  background:rgba(176,196,222,.06)
}
.sky-btn--ghost:hover{
  border-color:var(--color-mist);
  background:rgba(176,196,222,.12);
  color:var(--color-white)
}

.sky-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  background:rgba(106,76,147,.25);
  border:1px solid rgba(106,76,147,.5);
  color:var(--color-mist);
  font-size:12px;
  font-weight:600;
  letter-spacing:.5px;
  white-space:nowrap
}
.sky-tag--live{
  color:var(--color-neon);
  border-color:rgba(57,255,20,.4);
  background:rgba(57,255,20,.1)
}
.sky-tag--live::before{
  content:'';
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--color-neon);
  box-shadow:0 0 8px var(--color-neon);
  animation:tag-pulse 1.6s ease-in-out infinite
}
.sky-tag--up{
  color:var(--color-neon);
  border-color:rgba(57,255,20,.35)
}
.sky-tag--down{
  color:#FF6B6B;
  border-color:rgba(255,107,107,.35)
}
@keyframes tag-pulse{
  0%,100%{opacity:.6;transform:scale(.9)}
  50%{opacity:1;transform:scale(1.15)}
}

.sky-media{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-card);
  background:linear-gradient(135deg,rgba(26,27,77,.7),rgba(58,42,140,.4));
  border:1px solid rgba(176,196,222,.1)
}
.sky-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease
}
.sky-media:hover img{
  transform:scale(1.03)
}
.sky-media--16x9{
  aspect-ratio:16/9
}
.sky-media--4x3{
  aspect-ratio:4/3
}

.sky-score{
  display:inline-flex;
  align-items:baseline;
  gap:10px;
  font-family:var(--font-mono);
  background:var(--color-ink);
  padding:12px 20px;
  border-radius:12px;
  border-left:3px solid var(--color-gold)
}
.sky-score__num{
  font-size:32px;
  font-weight:700;
  color:var(--color-white);
  line-height:1.1
}
.sky-score__sep{
  color:var(--color-space-purple);
  font-size:20px
}

.sky-breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  font-size:14px;
  padding:12px 0;
  color:var(--color-mist)
}
.sky-breadcrumb a{
  color:var(--color-mist)
}
.sky-breadcrumb a:hover{
  color:var(--color-gold)
}
.sky-breadcrumb [aria-current="page"]{
  color:var(--color-white);
  font-weight:700
}
.sky-breadcrumb__sep{
  color:rgba(176,196,222,.4)
}

.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(11,27,59,.96);
  border-bottom:1px solid rgba(106,76,147,.35)
}
@supports(backdrop-filter:blur(8px)){
  .site-header{
    background:rgba(11,27,59,.84);
    backdrop-filter:blur(12px)
  }
}
.site-header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:72px;
  padding-top:10px;
  padding-bottom:10px;
  position:relative
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-title);
  font-size:24px;
  font-weight:900;
  color:var(--color-white);
  letter-spacing:1px;
  white-space:nowrap
}
.brand:hover{
  color:var(--color-white)
}
.brand__mark{
  display:flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  background:var(--grad-primary);
  border-radius:10px;
  color:var(--color-gold);
  font-size:18px;
  border:1px solid rgba(245,185,66,.45);
  box-shadow:0 0 14px rgba(245,185,66,.25)
}
.brand__name{
  font-size:22px;
  letter-spacing:1px
}

.site-nav{
  display:flex;
  align-items:center
}
.site-nav__list{
  display:flex;
  align-items:center;
  gap:28px
}
.site-nav__link{
  position:relative;
  display:block;
  padding:8px 2px;
  font-family:var(--font-body);
  font-weight:600;
  font-size:15px;
  color:var(--color-mist);
  transition:color .3s
}
.site-nav__link:hover{
  color:var(--color-white)
}
.site-nav__link::after{
  content:'';
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--color-gold),var(--color-neon));
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .4s ease
}
.site-nav__link:hover::after,
.site-nav__link[aria-current="page"]::after{
  transform:scaleX(1)
}
.site-nav__link[aria-current="page"]{
  color:var(--color-white)
}

.portal-orb{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 18px;
  border-radius:999px;
  background:var(--grad-gold);
  color:var(--color-deep-space);
  font-family:var(--font-body);
  font-weight:700;
  font-size:14px;
  box-shadow:0 4px 24px rgba(245,185,66,.35);
  transition:box-shadow .3s,transform .3s;
  white-space:nowrap
}
.portal-orb:hover{
  box-shadow:0 6px 32px rgba(245,185,66,.5);
  transform:translateY(-1px);
  color:var(--color-deep-space)
}
.portal-orb__icon{
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--color-neon);
  box-shadow:0 0 8px var(--color-neon);
  animation:orb-pulse 2.4s ease-in-out infinite;
  flex-shrink:0
}
@keyframes orb-pulse{
  0%,100%{transform:scale(.9);opacity:.7}
  50%{transform:scale(1.1);opacity:1}
}

.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  width:44px;
  height:44px;
  border:1px solid rgba(176,196,222,.3);
  border-radius:12px;
  background:rgba(176,196,222,.06);
  transition:border-color .3s,background .3s
}
.nav-toggle:hover{
  border-color:var(--color-space-purple)
}
.nav-toggle.is-active{
  border-color:var(--color-gold)
}
.nav-toggle__bar{
  display:block;
  width:20px;
  height:2px;
  background:var(--color-white);
  border-radius:2px;
  transition:transform .3s ease,opacity .3s ease
}
.nav-toggle.is-active .nav-toggle__bar:nth-child(1){
  transform:translateY(7px) rotate(45deg)
}
.nav-toggle.is-active .nav-toggle__bar:nth-child(2){
  opacity:0
}
.nav-toggle.is-active .nav-toggle__bar:nth-child(3){
  transform:translateY(-7px) rotate(-45deg)
}

.scroll-progress{
  position:absolute;
  bottom:-1px;
  left:0;
  right:0;
  height:2px;
  z-index:2;
  pointer-events:none
}
.scroll-progress span{
  display:block;
  width:0;
  height:100%;
  background:linear-gradient(90deg,var(--color-gold),var(--color-neon));
  border-radius:0 2px 2px 0;
  transition:width .15s linear
}

.site-footer{
  position:relative;
  padding:64px 0 24px;
  background:linear-gradient(180deg,#0B1B3B 0%,#0B1B3B 100%);
  border-top:1px solid rgba(106,76,147,.3);
  margin-top:64px
}
.site-footer::before{
  content:'';
  position:absolute;
  top:-1px;
  left:0;
  width:220px;
  height:3px;
  background:linear-gradient(90deg,var(--color-gold),var(--color-neon))
}
.site-footer__top{
  display:grid;
  grid-template-columns:1.4fr 1fr 1.2fr;
  gap:48px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(106,76,147,.22);
  margin-bottom:24px
}
.site-footer__brand-block{
  max-width:420px
}
.site-footer__brand-block .brand{
  margin-bottom:16px
}
.site-footer__desc{
  color:var(--color-mist);
  font-size:15px;
  line-height:1.75;
  margin-bottom:14px
}
.site-footer__trust{
  color:rgba(176,196,222,.65);
  font-size:13px;
  line-height:1.7;
  border-left:3px solid var(--color-space-purple);
  padding-left:12px
}
.site-footer__heading{
  font-family:var(--font-title);
  font-size:16px;
  font-weight:700;
  color:var(--color-white);
  letter-spacing:1px;
  margin-bottom:18px;
  position:relative;
  padding-bottom:8px
}
.site-footer__heading::after{
  content:'';
  position:absolute;
  left:0;
  bottom:0;
  width:32px;
  height:2px;
  background:linear-gradient(90deg,var(--color-gold),var(--color-neon))
}
.site-footer__links li{
  margin-bottom:10px
}
.site-footer__links a{
  color:var(--color-mist);
  font-size:14px;
  transition:color .3s,padding-left .3s
}
.site-footer__links a:hover{
  color:var(--color-gold);
  padding-left:4px
}
.site-footer__contact-list li{
  color:var(--color-mist);
  font-size:14px;
  padding:6px 0;
  border-bottom:1px dashed rgba(106,76,147,.2)
}
.site-footer__contact-list li:last-child{
  border-bottom:none
}
.site-footer__bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:16px
}
.site-footer__copy{
  color:var(--color-mist);
  font-size:14px
}
.site-footer__legal{
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap
}
.site-footer__legal a{
  color:var(--color-mist);
  font-size:14px
}
.site-footer__legal a:hover{
  color:var(--color-gold)
}
.site-footer__icp{
  font-family:var(--font-mono);
  font-size:13px;
  color:rgba(176,196,222,.55)
}

.back-top{
  position:fixed;
  bottom:24px;
  right:24px;
  width:48px;
  height:48px;
  border-radius:50%;
  background:var(--grad-gold);
  color:var(--color-deep-space);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  font-weight:700;
  box-shadow:0 4px 20px rgba(245,185,66,.35);
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  transition:opacity .3s,transform .3s,visibility .3s,box-shadow .3s;
  z-index:90
}
.back-top.is-visible{
  opacity:1;
  visibility:visible;
  transform:translateY(0)
}
.back-top:hover{
  box-shadow:0 6px 28px rgba(245,185,66,.5)
}
.back-top__icon{
  line-height:1
}

@media(max-width:1023px){
  .sky-container{
    padding-inline:20px
  }
  .site-header__inner{
    gap:16px
  }
  .site-nav__list{
    gap:16px
  }
  .portal-orb{
    padding:8px 14px;
    font-size:13px
  }
  .site-footer__top{
    grid-template-columns:1fr 1fr;
    gap:36px
  }
  .site-footer__brand-block{
    max-width:none
  }
}

@media(max-width:767px){
  .site-header__inner{
    min-height:64px;
    flex-wrap:wrap
  }
  .nav-toggle{
    display:flex
  }
  .portal-orb{
    padding:10px;
    border-radius:50%
  }
  .portal-orb__text{
    display:none
  }
  .site-nav{
    position:absolute;
    top:100%;
    left:0;
    width:100%;
    background:linear-gradient(180deg,rgba(11,27,59,.98),rgba(26,27,77,.98));
    padding:12px 20px 24px;
    border-bottom:1px solid rgba(106,76,147,.4);
    box-shadow:0 16px 32px rgba(0,0,0,.3);
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:opacity .3s ease,transform .3s ease,visibility .3s ease;
    pointer-events:none
  }
  .site-nav[data-open]{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
    pointer-events:auto
  }
  .site-nav__list{
    flex-direction:column;
    align-items:stretch;
    gap:2px
  }
  .site-nav__link{
    padding:12px 16px;
    font-size:17px;
    border-radius:10px
  }
  .site-nav__link:hover{
    background:rgba(106,76,147,.25)
  }
  .site-nav__link::after{
    display:none
  }
  .site-footer{
    padding:48px 0 20px
  }
  .site-footer__top{
    grid-template-columns:1fr;
    gap:32px
  }
  .site-footer__bottom{
    flex-direction:column;
    align-items:flex-start
  }
  .site-footer__legal{
    gap:12px
  }
  .back-top{
    bottom:20px;
    right:20px;
    width:44px;
    height:44px
  }
}

@media(prefers-reduced-motion:reduce){
  html{
    scroll-behavior:auto
  }
  *,
  *::before,
  *::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important
  }
}