/* ================= 新普京开服 · 共享站点样式 /assets/site.css ================= */

/* ---------- 1. 变量 ---------- */
:root{
  --ink:#050C14;
  --ink-2:#0A1824;
  --ink-3:#10293A;
  --cyan:#35E0D0;
  --cyan-deep:#128D8A;
  --gold:#F2C14E;
  --gold-deep:#B8862F;
  --paper:#F3E9D6;
  --sand:#8A6F4D;
  --mist:#EAF4F7;
  --slate:#9FB6C2;
  --red:#FF7A6B;
  --green:#5BE49B;
  --line:rgba(159,182,194,.18);
  --line-soft:rgba(159,182,194,.10);
  --line-cyan:rgba(53,224,208,.38);
  --glass:rgba(53,224,208,.10);
  --shell:1320px;
  --gutter:clamp(20px,4vw,64px);
  --r-glass:18px;
  --r-flat:2px;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:ui-monospace,"JetBrains Mono","SFMono-Regular","Cascadia Mono",Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
}

/* ---------- 2. reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:104px;
}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;}
ul[class],ol[class]{list-style:none;padding:0;}
img,svg,video{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
table{border-collapse:collapse;width:100%;}
[hidden]{display:none !important;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:2px;}

/* ---------- 3. 基础排版 ---------- */
body{
  min-height:100vh;
  background:
    radial-gradient(1200px 620px at 80% -12%,rgba(53,224,208,.10),transparent 62%),
    radial-gradient(900px 520px at 6% 6%,rgba(18,141,138,.16),transparent 64%),
    var(--ink);
  color:var(--mist);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
@media (min-width:768px){body{font-size:17px;}}

::selection{background:rgba(53,224,208,.28);color:var(--mist);}

.display{
  font-size:clamp(44px,7vw,104px);
  line-height:.95;
  letter-spacing:-.03em;
  font-weight:300;
  color:var(--mist);
}
.display strong,.display em{font-weight:700;font-style:normal;color:#fff;}
.section-title{
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.12;
  letter-spacing:-.02em;
  font-weight:400;
  color:var(--mist);
}
.kicker{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--cyan-deep);
}
.label{
  font-size:12px;
  letter-spacing:.18em;
  color:var(--slate);
}
.lede{
  font-size:clamp(16px,1.5vw,19px);
  line-height:1.7;
  color:#C9DCE4;
  max-width:60ch;
}
.mono{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
}
.muted{color:var(--slate);}

/* ---------- 4. 容器与网格 ---------- */
.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.grid{display:grid;gap:24px;}
.grid--12{display:grid;gap:24px;grid-template-columns:repeat(12,minmax(0,1fr));}
@media (max-width:1023px){.grid--12{grid-template-columns:repeat(6,minmax(0,1fr));}}
@media (max-width:639px){.grid--12{grid-template-columns:repeat(1,minmax(0,1fr));}}

.section{padding-block:clamp(44px,6vw,88px);}
.section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  margin-bottom:clamp(20px,3vw,34px);
}

/* ---------- 5. 面板 ---------- */
.panel{
  position:relative;
  padding:clamp(20px,2.4vw,32px);
  background:rgba(16,41,58,.72);
  border:1px solid var(--line);
  border-radius:var(--r-flat);
}
.panel--glass{
  background:linear-gradient(180deg,rgba(53,224,208,.12),rgba(53,224,208,.04));
  border:1px solid var(--line-cyan);
  border-radius:var(--r-glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.panel--paper{
  background:
    linear-gradient(180deg,rgba(243,233,214,.98),rgba(238,226,204,.98)),
    var(--paper);
  color:#241A10;
  border:1px solid rgba(138,111,77,.35);
  box-shadow:0 18px 40px rgba(0,0,0,.28);
}
.panel--goldedge{border-color:rgba(242,193,78,.45);}
.panel__head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  padding-bottom:14px;
  margin-bottom:18px;
  border-bottom:1px solid var(--line);
}
.panel--paper .panel__head{border-bottom-color:rgba(138,111,77,.35);}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6em;
  padding:13px 22px;
  border:1px solid transparent;
  border-radius:var(--r-flat);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  line-height:1.2;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn:hover{transform:translateY(-1px);}
.btn--primary{background:var(--cyan);color:#04211F;}
.btn--primary:hover{background:#5BEEDF;}
.btn--ghost{border-color:var(--line-cyan);color:var(--mist);background:rgba(53,224,208,.06);}
.btn--ghost:hover{background:rgba(53,224,208,.14);border-color:var(--cyan);}
.btn--gold{background:var(--gold);color:#2A1C00;}
.btn--gold:hover{background:#FFD36B;}
.btn--sm{padding:7px 13px;font-size:13px;font-weight:500;}
.btn.is-copied{
  box-shadow:0 0 0 1px var(--gold),0 0 16px rgba(242,193,78,.45);
  color:var(--gold);
}

/* ---------- 7. 面包屑 ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding-block:18px;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--slate);
}
.breadcrumb__link{color:var(--slate);transition:color .18s var(--ease);}
.breadcrumb__link:hover{color:var(--cyan);}
.breadcrumb__sep{color:rgba(159,182,194,.45);}
.breadcrumb__current{color:var(--mist);}

/* ---------- 8. 图像容器 ---------- */
.media-frame{
  position:relative;
  overflow:hidden;
  aspect-ratio:16 / 9;
  border:1px solid var(--line);
  border-radius:var(--r-flat);
  background:
    linear-gradient(140deg,#0A1824,#10293A 60%,#0A1824);
}
.media-frame img{width:100%;height:100%;object-fit:cover;}
.media-frame--wide{aspect-ratio:21 / 9;}
.media-frame--square{aspect-ratio:1 / 1;}
.media-frame__tag{
  position:absolute;
  left:0;
  bottom:0;
  padding:6px 12px;
  background:rgba(5,12,20,.86);
  border-top:1px solid var(--line-cyan);
  border-right:1px solid var(--line-cyan);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--cyan);
}

/* ---------- 9. 筛选 chips ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  padding:7px 14px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(255,255,255,.02);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--slate);
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.chip:hover{color:var(--mist);border-color:var(--line-cyan);}
.chip[aria-pressed="true"]{
  background:var(--cyan);
  border-color:var(--cyan);
  color:#04211F;
  font-weight:600;
}
.filter-status{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--slate);
}

/* ---------- 10. 表格与状态 ---------- */
.data-table{font-size:14px;}
.data-table caption{
  text-align:left;
  padding-bottom:10px;
  font-size:11px;
  letter-spacing:.18em;
  color:var(--slate);
}
.data-table th{
  padding:10px 12px;
  text-align:left;
  font-size:11px;
  font-weight:500;
  letter-spacing:.18em;
  color:var(--slate);
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.data-table td{
  padding:12px;
  border-bottom:1px solid var(--line-soft);
  vertical-align:middle;
}
.data-table tbody tr:nth-child(even){background:rgba(16,41,58,.5);}
.data-table tbody tr:hover{background:rgba(53,224,208,.07);}
.status{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  border:1px solid transparent;
  border-radius:999px;
  font-size:11px;
  letter-spacing:.12em;
  white-space:nowrap;
}
.status--ok{color:var(--green);border-color:rgba(91,228,155,.42);background:rgba(91,228,155,.10);}
.status--warn{color:var(--gold);border-color:rgba(242,193,78,.42);background:rgba(242,193,78,.10);}
.status--off{color:var(--red);border-color:rgba(255,122,107,.42);background:rgba(255,122,107,.10);}

/* ---------- 11. 长文 ---------- */
.prose{max-width:68ch;line-height:1.85;}
.prose > * + *{margin-top:1.05em;}
.prose h2{font-size:clamp(22px,2.4vw,28px);line-height:1.25;letter-spacing:-.01em;font-weight:600;margin-top:1.8em;}
.prose h3{font-size:19px;font-weight:600;margin-top:1.5em;}
.prose ul,.prose ol{padding-left:1.2em;list-style:disc;}
.prose li + li{margin-top:.4em;}
.prose a{color:var(--cyan-deep);border-bottom:1px solid currentColor;}
.panel--paper .prose a{color:#0F6F6C;}
.panel--paper .prose{color:#33271A;}
.panel--paper .prose h2,.panel--paper .prose h3{color:#1B1309;}

/* ---------- 12. 动效协议 ---------- */
html.js [data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .3s var(--ease),transform .3s var(--ease);
  will-change:opacity,transform;
}
html.js [data-reveal].is-revealed{opacity:1;transform:none;}

/* ---------- 13. 跳至主要内容 ---------- */
.skip-link{
  position:fixed;
  top:10px;
  left:10px;
  z-index:300;
  padding:10px 18px;
  background:var(--cyan);
  color:#04211F;
  font-size:14px;
  font-weight:700;
  border-radius:var(--r-flat);
  transform:translateY(-160%);
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:none;}

/* ---------- 14. 页头 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(5,12,20,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.site-header__top{
  max-height:140px;
  overflow:hidden;
  border-bottom:1px solid var(--line-soft);
  transition:max-height .28s var(--ease),opacity .22s var(--ease);
}
.site-header__top-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px 20px;
  padding-block:14px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--mist);
  flex:none;
}
.brand__mark{
  position:relative;
  width:34px;
  height:34px;
  flex:none;
  border:1px solid rgba(53,224,208,.5);
  border-radius:var(--r-flat);
  background:radial-gradient(circle at 50% 45%,rgba(53,224,208,.45),rgba(53,224,208,0) 72%);
}
.brand__mark::before{
  content:"";
  position:absolute;
  inset:8px;
  border:1px solid var(--cyan);
  border-radius:50%;
}
.brand__mark::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  width:4px;
  height:4px;
  border-radius:50%;
  background:var(--gold);
  transform:translate(-50%,-50%);
  box-shadow:0 0 10px var(--gold);
}
.brand__text{display:flex;flex-direction:column;line-height:1.15;}
.brand__name{font-size:17px;font-weight:700;letter-spacing:.04em;}
.brand__sub{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.22em;
  color:var(--slate);
}
.brand-line{
  font-size:12px;
  letter-spacing:.18em;
  color:var(--slate);
  flex:1 1 auto;
}
.header-utility{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
}
.utility-link{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--mist);
  border-bottom:1px solid var(--line-cyan);
  padding-bottom:2px;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.utility-link:hover{color:var(--cyan);border-bottom-color:var(--cyan);}
.utility-note{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.01em;
  color:var(--slate);
}

.site-header__nav{position:relative;}
.site-header__nav-inner{
  position:relative;
  display:flex;
  align-items:center;
  gap:16px;
  padding-block:8px;
}
.nav-caption{
  flex:none;
  padding-right:14px;
  border-right:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.24em;
  color:var(--cyan-deep);
  white-space:nowrap;
}
.primary-nav{
  display:flex;
  align-items:center;
  gap:18px;
  flex:1 1 auto;
  min-width:0;
}
.primary-nav__list{display:flex;flex-wrap:wrap;gap:2px;}
.primary-nav__item{position:relative;}
.primary-nav__link{
  display:inline-block;
  padding:10px 13px;
  font-size:14px;
  letter-spacing:.04em;
  color:#C9DCE4;
  border-bottom:2px solid transparent;
  transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease);
}
.primary-nav__link:hover{
  color:var(--mist);
  background:rgba(53,224,208,.08);
  border-bottom-color:var(--cyan-deep);
}
.primary-nav__link[aria-current="page"]{
  color:var(--cyan);
  font-weight:600;
  border-bottom-color:var(--cyan);
}
.nav-cta{
  flex:none;
  margin-left:auto;
  padding:9px 16px;
  background:var(--gold);
  color:#2A1C00;
  border-radius:var(--r-flat);
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  white-space:nowrap;
  transition:background-color .18s var(--ease),transform .18s var(--ease);
}
.nav-cta:hover{background:#FFD36B;transform:translateY(-1px);}
.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  margin-left:auto;
  padding:9px 13px;
  border:1px solid var(--line-cyan);
  border-radius:var(--r-flat);
  background:rgba(53,224,208,.06);
  color:var(--mist);
}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:4px;}
.nav-toggle__bar{
  display:block;
  width:18px;
  height:2px;
  background:var(--cyan);
  transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.nav-toggle__label{font-size:12px;letter-spacing:.14em;}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.scroll-progress{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  background:rgba(159,182,194,.10);
  pointer-events:none;
}
.scroll-progress__bar{
  display:block;
  height:100%;
  width:100%;
  background:linear-gradient(90deg,var(--cyan-deep),var(--cyan) 55%,var(--gold));
  transform:scaleX(0);
  transform-origin:0 50%;
}

/* ---------- 15. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(48px,8vw,96px);
  background:linear-gradient(180deg,#050C14 0%,#0A1824 100%);
  border-top:1px solid rgba(53,224,208,.22);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-1px;
  left:0;
  right:0;
  height:1px;
  background:repeating-linear-gradient(90deg,var(--cyan) 0 24px,transparent 24px 48px);
  opacity:.5;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr .8fr .8fr;
  gap:clamp(24px,4vw,56px);
  padding-block:clamp(36px,6vw,72px);
}
.footer-brand{min-width:0;}
.brand--footer .brand__name{font-size:18px;}
.brand--footer .brand__mark{width:30px;height:30px;}
.footer-lede{
  margin-top:18px;
  max-width:34ch;
  font-size:15px;
  line-height:1.7;
  color:#B9CDD7;
}
.footer-contact{display:grid;gap:12px;margin-top:24px;}
.contact-item{display:grid;gap:2px;}
.contact-item__label{
  font-size:11px;
  letter-spacing:.18em;
  color:var(--slate);
}
.contact-item__value{font-size:14px;line-height:1.6;color:var(--mist);}
.contact-item__value--mono{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:13px;
  letter-spacing:.01em;
  word-break:break-word;
}
.footer-col{min-width:0;}
.footer-col__title{
  margin-bottom:16px;
  font-size:11px;
  font-weight:500;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--cyan);
}
.footer-links{display:grid;gap:10px;}
.footer-links__link{
  display:inline-block;
  font-size:15px;
  color:#C9DCE4;
  transition:color .18s var(--ease),transform .18s var(--ease);
}
.footer-links__link:hover{color:var(--cyan);transform:translateX(3px);}
.footer-legal{
  display:grid;
  gap:16px;
  padding-block:22px 30px;
  border-top:1px solid rgba(159,182,194,.14);
}
.footer-note{
  max-width:78ch;
  font-size:12.5px;
  line-height:1.75;
  color:var(--slate);
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.footer-copy{font-size:12px;color:var(--slate);}
.footer-icp{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.02em;
  color:#7E97A4;
}

/* ---------- 16. 响应式 ---------- */
@media (max-width:1099px){
  .nav-caption{display:none;}
  .primary-nav__link{padding:10px 10px;font-size:13.5px;}
}

@media (max-width:899px){
  html{scroll-padding-top:80px;}
  .site-header__top{max-height:none;}
  .site-header__top-inner{padding-block:10px;gap:10px;}
  .brand-line{display:none;}
  .header-utility{gap:12px;margin-left:auto;}
  .utility-note{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-caption{display:none;}
  .primary-nav{
    position:absolute;
    left:0;
    right:0;
    top:100%;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    max-height:72vh;
    overflow-y:auto;
    padding:8px var(--gutter) 20px;
    background:linear-gradient(180deg,#0A1824,#050C14);
    border-bottom:1px solid var(--line-cyan);
    box-shadow:0 24px 48px rgba(0,0,0,.55);
  }
  .primary-nav[data-open="true"]{display:block;animation:nav-drop .22s var(--ease);}
  .primary-nav__list{flex-direction:column;gap:0;}
  .primary-nav__link{
    display:block;
    padding:14px 4px 14px 12px;
    font-size:15px;
    border-bottom:1px solid var(--line-soft);
    border-left:2px solid transparent;
  }
  .primary-nav__link[aria-current="page"]{
    border-left-color:var(--cyan);
    border-bottom-color:var(--line-soft);
    background:rgba(53,224,208,.08);
  }
  .nav-cta{display:inline-block;margin:16px 0 0;text-align:center;padding:12px 18px;}
}

@keyframes nav-drop{
  from{opacity:0;transform:translateY(-8px);}
  to{opacity:1;transform:translateY(0);}
}

@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:639px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* 桌面端滚动后收起品牌层，仅留吸顶栏目条 */
@media (min-width:900px){
  .site-header[data-scrolled="true"] .site-header__top{
    max-height:0;
    opacity:0;
    border-bottom-color:transparent;
  }
}

/* ---------- 17. 降低动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.12s !important;
    animation-iteration-count:1 !important;
    transition-duration:.12s !important;
  }
  html.js [data-reveal]{opacity:1;transform:none;}
  .primary-nav[data-open="true"]{animation:none;}
  .btn:hover,.nav-cta:hover,.footer-links__link:hover{transform:none;}
}