/* ===== 竞博品牌 · 共享站点样式 /assets/site.css ===== */

:root{
  --ink:#030B14;
  --deep:#071A2B;
  --panel:#0E2740;
  --panel-2:#123252;
  --line:#16375A;
  --orange:#FF5A1F;
  --orange-soft:#FF8A57;
  --cyan:#23C4C8;
  --yellow:#FFC53D;
  --paper:#FFF3E2;
  --text:#F5F8FA;
  --muted:#8FA6B8;
  --spine-w:0px;
  --maxw:1240px;
  --cut:14px;
  --seam:2px solid #030B14;
  --font-sans:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
@media (min-width:1200px){
  :root{--spine-w:212px;}
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-left:var(--spine-w);
  background-color:var(--deep);
  background-image:
    linear-gradient(rgba(143,166,184,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(143,166,184,.05) 1px,transparent 1px);
  background-size:8px 8px;
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img,svg,video{max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;}
table{border-collapse:collapse;width:100%;}

/* ---------- 排版 ---------- */
h1,h2,h3,h4{font-weight:900;letter-spacing:-.02em;line-height:1.18;}
h1{font-size:clamp(32px,4.4vw,44px);line-height:1.14;}
h2{font-size:clamp(24px,3vw,28px);}
h3{font-size:18px;line-height:1.28;}
p{max-width:34em;}
.lede{font-size:17px;line-height:1.8;color:#D8E3EC;max-width:34em;}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
.muted{color:var(--muted);}
.divider{height:2px;border:0;background:var(--seam);margin:0;}
#main-content{scroll-margin-top:130px;}

/* ---------- 焦点 ---------- */
:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:2px;
  box-shadow:0 0 0 1px #FFFFFF;
}
.btn:focus-visible,
.nav-toggle:focus-visible,
.copy-btn:focus-visible,
.filter-btn:focus-visible,
.panel :focus-visible{
  outline-offset:-3px;
}

/* ---------- skip link ---------- */
.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  z-index:300;
  padding:10px 18px;
  background:var(--cyan);
  color:#04191B;
  font-weight:800;
  font-size:14px;
  letter-spacing:.02em;
}
.skip-link:focus{
  left:8px;
  top:8px;
}

/* ---------- 顶部外框 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:var(--ink);
  border-bottom:var(--seam);
}
.header-bar{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:16px;
  padding:11px clamp(14px,2vw,22px);
  background:var(--ink);
  border-bottom:1px solid var(--line);
}

/* 品牌锁定组 */
.brand-lockup{
  display:inline-flex;
  align-items:center;
  gap:10px;
  min-width:0;
}
.brand-mark{
  display:grid;
  place-items:center;
  flex:none;
  width:36px;
  height:36px;
  background:var(--orange);
  color:#08131F;
  font-family:var(--font-mono);
  font-size:14px;
  font-weight:800;
  letter-spacing:-.02em;
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,10px 100%,0 calc(100% - 10px));
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;min-width:0;}
.brand-name{font-size:17px;font-weight:900;letter-spacing:.02em;white-space:nowrap;}
.brand-sub{font-family:var(--font-mono);font-size:10px;letter-spacing:.22em;color:var(--muted);}
.brand-lockup:hover .brand-sub,
.brand-lockup:focus-visible .brand-sub{color:var(--orange-soft);}

/* 公告条 */
.header-ticker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  justify-self:start;
  min-width:0;
  max-width:100%;
  padding:5px 14px 5px 6px;
  background:var(--paper);
  color:var(--deep);
  font-size:12.5px;
  font-weight:700;
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,0 100%);
}
.ticker-label{
  flex:none;
  padding:2px 7px;
  background:var(--deep);
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
}
.ticker-dot{flex:none;width:6px;height:6px;border-radius:50%;background:var(--orange);}
.ticker-text{min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}

/* 行动区与按钮 */
.header-actions{display:flex;align-items:center;gap:8px;justify-self:end;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:9px 16px;
  border:1px solid transparent;
  font-size:14px;
  font-weight:800;
  letter-spacing:.02em;
  line-height:1.3;
  white-space:nowrap;
  cursor:pointer;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px));
  transition:background-color .12s ease,color .12s ease,border-color .12s ease,transform .12s ease;
}
.btn--primary{background:var(--orange);border-color:var(--orange);color:#08131F;}
.btn--primary:hover{background:var(--orange-soft);border-color:var(--orange-soft);transform:translateY(-2px);}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--text);}
.btn--ghost:hover{border-color:var(--orange);color:#FFFFFF;transform:translateY(-2px);}

/* 移动导航按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  background:var(--panel);
  border:1px solid var(--orange);
  color:var(--text);
  font-size:13px;
  font-weight:800;
  letter-spacing:.04em;
  cursor:pointer;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px));
}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:3px;}
.nav-toggle__bar{display:block;width:16px;height:2px;background:var(--orange);}
.nav-toggle:hover{background:var(--panel-2);}

/* 第二导航栏：橙描边 */
.nav-bar{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:0 clamp(14px,2vw,22px);
  background:var(--panel);
  border-top:2px solid var(--orange);
  border-bottom:2px solid var(--orange);
}
.site-nav{flex:1 1 auto;min-width:0;}
.site-nav__list{display:flex;flex-wrap:wrap;gap:2px;}
.site-nav__item{display:block;}
.site-nav__link{
  display:flex;
  align-items:center;
  gap:8px;
  padding:12px 14px;
  color:var(--text);
  font-size:15px;
  font-weight:800;
  letter-spacing:.01em;
  border-bottom:2px solid transparent;
  transition:background-color .12s ease,color .12s ease,border-color .12s ease;
}
.site-nav__num{
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--orange);
}
.site-nav__label{white-space:nowrap;}
.site-nav__link:hover,
.site-nav__link:focus-visible{
  background:rgba(255,90,31,.14);
  border-bottom-color:var(--orange);
  color:#FFFFFF;
}
.site-nav__link:hover .site-nav__num{color:var(--orange-soft);}
.site-nav__link[aria-current="page"]{
  background:var(--orange);
  color:#08131F;
  border-bottom-color:var(--orange-soft);
}
.site-nav__link[aria-current="page"] .site-nav__num{color:#08131F;}

.nav-bar__utility{display:flex;align-items:center;gap:14px;flex:none;}
.utility-link{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--muted);
  border-bottom:1px solid transparent;
  padding-bottom:1px;
}
.utility-link:hover,
.utility-link:focus-visible{color:var(--cyan);border-bottom-color:var(--cyan);}

/* ---------- 左侧脊柱 ---------- */
.site-spine{
  display:none;
  position:fixed;
  left:0;
  top:0;
  bottom:0;
  width:var(--spine-w);
  z-index:80;
  flex-direction:column;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:24px 10px;
  background:var(--ink);
  border-right:var(--seam);
}
@media (min-width:1200px){
  .site-spine{display:flex;}
}
.spine-brand{
  writing-mode:vertical-rl;
  font-size:12px;
  font-weight:800;
  letter-spacing:.34em;
  color:var(--muted);
  white-space:nowrap;
}
.spine-track{
  position:relative;
  flex:1 1 auto;
  width:4px;
  background:var(--panel);
  overflow:hidden;
}
.spine-fill{
  position:absolute;
  left:0;
  top:0;
  width:100%;
  height:0;
  background:linear-gradient(180deg,var(--orange),var(--orange-soft) 62%,var(--cyan));
  transition:height .08s linear;
}
.spine-status{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  writing-mode:vertical-rl;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--muted);
}
.spine-dot{width:8px;height:8px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 3px rgba(255,197,61,.18);}

/* ---------- 内容容器与网格 ---------- */
.container{
  width:min(100% - 32px,var(--maxw));
  margin-inline:auto;
}
.grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:18px;
}
.col-4{grid-column:span 12;}
.col-6{grid-column:span 12;}
.col-8{grid-column:span 12;}
.col-12{grid-column:span 12;}
@media (min-width:900px){
  .col-4{grid-column:span 4;}
  .col-6{grid-column:span 6;}
  .col-8{grid-column:span 8;}
}

/* ---------- 切角堆叠面板 ---------- */
.panel{
  position:relative;
  padding:26px;
  background:var(--panel);
  border:1px solid var(--line);
  clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));
  transition:transform .12s ease,background-color .12s ease,border-color .12s ease;
}
.panel:hover{
  transform:translateY(-3px);
  background:var(--panel-2);
  border-color:var(--orange);
}
.panel--flat{clip-path:none;}
.panel__eyebrow{
  display:block;
  margin-bottom:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--cyan);
}
.panel__title{font-size:clamp(18px,2.2vw,22px);font-weight:900;letter-spacing:-.01em;line-height:1.3;}
.section-num{
  display:block;
  font-family:var(--font-mono);
  font-size:clamp(28px,4vw,44px);
  font-weight:800;
  line-height:1;
  letter-spacing:-.03em;
  color:var(--orange);
}

/* ---------- 状态标签 / 声明条 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:2px 8px;
  border:1px solid currentColor;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:.06em;
  line-height:1.6;
}
.badge--cyan{color:var(--cyan);background:rgba(35,196,200,.12);}
.badge--yellow{color:var(--yellow);background:rgba(255,197,61,.12);}
.badge--orange{color:var(--orange-soft);background:rgba(255,90,31,.12);}

.status-band{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  padding:12px 18px;
  background:var(--ink);
  border-left:4px solid var(--cyan);
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.04em;
  color:var(--muted);
}
.status-band--warn{border-left-color:var(--yellow);}
.status-band strong{color:var(--text);}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--muted);
}
.breadcrumb a{border-bottom:1px solid transparent;}
.breadcrumb a:hover,
.breadcrumb a:focus-visible{color:var(--cyan);border-bottom-color:var(--cyan);}
.breadcrumb__sep{color:var(--line);}
.breadcrumb [aria-current="page"]{color:var(--text);}

/* ---------- 图片容器 ---------- */
.image-frame{
  position:relative;
  display:block;
  width:100%;
  aspect-ratio:16 / 9;
  overflow:hidden;
  background:var(--panel-2);
  border:1px solid var(--line);
  clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));
}
.image-frame > img,
.image-frame > svg,
.image-frame > .image-frame__placeholder{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.image-frame--wide{aspect-ratio:21 / 9;}
.image-frame--square{aspect-ratio:1 / 1;}
.image-frame__placeholder{
  display:grid;
  place-items:center;
  padding:12px;
  text-align:center;
  background-image:
    repeating-linear-gradient(45deg,rgba(35,196,200,.10) 0 1px,transparent 1px 12px),
    repeating-linear-gradient(-45deg,rgba(255,90,31,.10) 0 1px,transparent 1px 12px);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.24em;
}

/* ---------- 标签筛选组件 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:8px;}
.filter-btn{
  padding:6px 12px;
  background:transparent;
  border:1px solid var(--line);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  cursor:pointer;
  transition:background-color .12s ease,color .12s ease,border-color .12s ease;
}
.filter-btn:hover{border-color:var(--cyan);color:var(--text);}
.filter-btn[aria-pressed="true"]{
  background:var(--cyan);
  border-color:var(--cyan);
  color:#04191B;
  font-weight:800;
}
.filterable-item[hidden]{display:none;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:64px;
  background:var(--ink);
  border-top:2px solid var(--panel-2);
}
.footer-status{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 20px;
  padding:14px clamp(14px,3vw,32px);
  background:var(--paper);
  color:var(--deep);
  border-bottom:2px solid var(--ink);
}
.footer-status__label{
  flex:none;
  padding:4px 10px;
  background:var(--deep);
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:800;
  letter-spacing:.16em;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,0 100%);
}
.footer-status__list{display:flex;flex-wrap:wrap;gap:6px 22px;}
.footer-status__item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  color:#22313F;
}
.footer-status__item::before{
  content:"";
  width:6px;
  height:6px;
  background:var(--orange);
  flex:none;
}
.footer-main{padding:44px 0 0;}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:32px;
  padding-bottom:36px;
}
@media (min-width:760px){
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:28px;}
}
.footer-brand .brand-lockup{margin-bottom:16px;}
.footer-summary{
  max-width:34em;
  font-size:14px;
  line-height:1.8;
  color:var(--muted);
  margin-bottom:20px;
}
.footer-contact{display:flex;flex-direction:column;align-items:flex-start;gap:8px;}
.contact-line{
  display:flex;
  flex-wrap:wrap;
  gap:4px 12px;
  max-width:none;
  font-size:13.5px;
  line-height:1.7;
}
.contact-line__key{
  flex:none;
  min-width:62px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--cyan);
  padding-top:3px;
}
.contact-line__val{color:var(--text);word-break:break-word;}
.copy-btn{
  margin:2px 0 6px;
  padding:6px 12px;
  background:transparent;
  border:1px solid var(--orange);
  color:var(--orange-soft);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.08em;
  cursor:pointer;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,8px 100%,0 calc(100% - 8px));
  transition:background-color .12s ease,color .12s ease;
}
.copy-btn:hover{background:var(--orange);color:#08131F;}
.copy-btn__note{
  display:block;
  min-height:20px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.06em;
  color:var(--cyan);
}
.footer-col__title{
  margin-bottom:14px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:800;
  letter-spacing:.2em;
  color:var(--text);
}
.footer-links{display:flex;flex-direction:column;gap:9px;}
.footer-links a{
  display:inline-block;
  padding:2px 0;
  font-size:14px;
  color:var(--muted);
  border-bottom:1px solid transparent;
  transition:color .12s ease,border-color .12s ease;
}
.footer-links a:hover,
.footer-links a:focus-visible{color:var(--text);border-bottom-color:var(--orange);}
.footer-legal{
  border-top:1px solid var(--line);
  padding:16px 0 22px;
}
.footer-legal__inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 24px;
}
.footer-legal__copy{
  max-width:none;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--muted);
}
.footer-legal__nav{display:flex;flex-wrap:wrap;gap:8px 20px;}
.footer-legal__nav a{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--muted);
  border-bottom:1px solid transparent;
}
.footer-legal__nav a:hover,
.footer-legal__nav a:focus-visible{color:var(--cyan);border-bottom-color:var(--cyan);}

/* ---------- 断点：平板 ---------- */
@media (max-width:1199px){
  .site-header{position:sticky;}
}
@media (max-width:899px){
  .header-bar{
    grid-template-columns:minmax(0,1fr) auto;
    grid-template-areas:
      "brand actions"
      "ticker ticker";
    row-gap:10px;
  }
  .brand-lockup{grid-area:brand;}
  .header-actions{grid-area:actions;}
  .header-ticker{grid-area:ticker;justify-self:stretch;}
  .nav-toggle{display:inline-flex;}
  .nav-bar{display:block;padding:0;min-height:0;}
  .site-nav{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    z-index:95;
    padding:10px;
    background:var(--panel);
    border:2px solid var(--orange);
    border-top:none;
    box-shadow:0 22px 34px rgba(3,11,20,.72);
  }
  .site-nav[data-open]{display:block;}
  .site-nav__list{flex-direction:column;gap:2px;}
  .site-nav__link{padding:14px 12px;font-size:16px;}
  .nav-bar__utility{display:none;}
  .site-footer{margin-top:44px;}
}
@media (max-width:560px){
  .brand-name{font-size:15px;}
  .brand-sub{letter-spacing:.16em;}
  .btn--primary{padding:8px 12px;font-size:13px;}
  .header-ticker{font-size:12px;}
  .panel{padding:20px;}
  .footer-status__item{font-size:11.5px;}
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    transition-duration:.001ms !important;
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
  }
  .panel:hover,
  .btn--primary:hover,
  .btn--ghost:hover{transform:none;}
  .spine-fill{transition:none;}
}