/* ==========================================================================
   365赛事主站 · 共享样式 /assets/site.css
   分区：变量 / 重置 / 排版 / 骨架 / 命令栏 / 页脚 / 组件
   ========================================================================== */

:root{
  --ink-0:#05110D;
  --ink-1:#0B1F18;
  --ink-2:#123026;
  --line:#1E4436;
  --lime:#C9FF3D;
  --orange:#FF9B45;
  --cyan:#2FD6A6;
  --grad-magenta:linear-gradient(120deg,#7A1F86,#E0399B);
  --white:#F4F8F5;
  --muted:#94ADA1;
  --alert:#FF5A6E;

  --font-cn:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono","Roboto Mono",ui-monospace,monospace;

  --rail-w:240px;
  --rail-w-compact:88px;
  --topbar-h:64px;
  --gutter:clamp(20px,4vw,56px);
  --radius-lg:22px;
  --radius-md:14px;
  --radius-pill:999px;
  --dur:220ms;
  --ease:cubic-bezier(.2,.7,.2,1);
}

/* ---------- 重置 ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:24px;}
body{
  margin:0;
  background-color:var(--ink-0);
  background-image:
    radial-gradient(58% 42% at 82% -8%, rgba(201,255,61,.07), transparent 68%),
    radial-gradient(52% 40% at -6% 104%, rgba(47,214,166,.06), transparent 70%);
  background-attachment:fixed;
  color:var(--white);
  font-family:var(--font-cn);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,p,figure,blockquote,ul,ol{margin:0;padding:0;}
ul,ol{list-style:none;}
img,svg,video{display:block;max-width:100%;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
a{color:inherit;text-decoration:none;}
:focus{outline:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px;}

.visually-hidden{
  position:absolute;width:1px;height:1px;margin:-1px;padding:0;
  overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;
}

/* ---------- 排版 ---------- */
.h-display{
  font-size:clamp(44px,7vw,104px);
  font-weight:300;
  letter-spacing:-.02em;
  line-height:1.02;
}
.h-sec{
  font-size:clamp(26px,3.2vw,40px);
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1.15;
}
.h-sub{font-size:19px;font-weight:600;line-height:1.4;letter-spacing:0;}
.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:500;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
}
.mono{font-family:var(--font-mono);font-size:15px;font-weight:600;letter-spacing:.01em;}
.lede{font-size:clamp(16px,1.6vw,19px);line-height:1.7;color:var(--muted);max-width:62ch;}
.prose{max-width:68ch;}
.prose p + p{margin-top:1em;}

/* ---------- 骨架 ---------- */
#main-content{display:block;min-width:0;}
.wrap{width:100%;max-width:1180px;margin-inline:auto;}
.section{padding:clamp(56px,7vw,112px) var(--gutter);}
.section--tight{padding-top:clamp(32px,4vw,56px);padding-bottom:clamp(32px,4vw,56px);}
.section--flush{padding-left:0;padding-right:0;}

.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(14px,1.6vw,24px);}
.span-3{grid-column:span 3;}
.span-4{grid-column:span 4;}
.span-5{grid-column:span 5;}
.span-6{grid-column:span 6;}
.span-7{grid-column:span 7;}
.span-8{grid-column:span 8;}
.span-9{grid-column:span 9;}
.span-12{grid-column:span 12;}
@media (max-width:900px){
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8,.span-9{grid-column:span 12;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;
  border:1px solid transparent;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;letter-spacing:.02em;
  text-decoration:none;white-space:nowrap;
  transition:background-color var(--dur) var(--ease),color var(--dur) var(--ease),
             border-color var(--dur) var(--ease),filter var(--dur) var(--ease);
}
.btn--solid{background:var(--lime);color:var(--ink-0);}
.btn--solid:hover{filter:brightness(1.07);}
.btn--ghost{border-color:var(--line);color:var(--white);background:transparent;}
.btn--ghost:hover{border-color:var(--lime);color:var(--lime);}
.btn--magenta{background:var(--grad-magenta);color:#FFF4FB;border-color:transparent;}
.btn--magenta:hover{filter:brightness(1.08);}

/* ---------- 面包屑 ---------- */
.crumbs{padding-bottom:clamp(16px,2vw,26px);}
.crumbs__list{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--muted);
}
.crumbs__item{display:flex;align-items:center;}
.crumbs__item + .crumbs__item::before{content:"/";margin-right:8px;color:var(--line);}
.crumbs__link{color:var(--muted);transition:color var(--dur) var(--ease);}
.crumbs__link:hover{color:var(--lime);}

/* ---------- 命令栏 ---------- */
.skip-link{
  position:fixed;top:10px;left:10px;z-index:200;
  padding:10px 18px;border-radius:var(--radius-pill);
  background:var(--lime);color:var(--ink-0);
  font-size:14px;font-weight:600;
  transform:translateY(-220%);
  transition:transform 180ms var(--ease);
}
.skip-link:focus{transform:translateY(0);}

.site-rail{
  position:fixed;top:0;left:0;bottom:0;z-index:60;
  width:var(--rail-w);
  display:flex;flex-direction:column;
  background:var(--ink-1);
  border-right:1px solid var(--line);
  transition:width var(--dur) var(--ease);
}
.rail__inner{
  position:relative;z-index:1;
  display:flex;flex-direction:column;gap:clamp(22px,3.6vh,40px);
  height:100%;padding:28px 20px 22px;
  overflow-y:auto;overflow-x:hidden;
}
.rail__top{display:flex;flex-direction:column;gap:16px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand__mark{
  flex:0 0 auto;width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:var(--radius-md);
  background:var(--lime);color:var(--ink-0);
  font-family:var(--font-mono);font-size:14px;font-weight:700;letter-spacing:-.02em;
}
.brand__text{min-width:0;}
.brand__name{display:block;font-size:15px;font-weight:600;letter-spacing:.01em;color:var(--white);line-height:1.3;}
.brand__domain{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--muted);line-height:1.5;}

.rail__tagline{
  padding-top:16px;border-top:1px solid var(--line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  color:var(--muted);line-height:1.7;
}
.rail__toggle{
  display:none;align-items:center;gap:10px;
  min-height:44px;padding:0 16px;margin-left:auto;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--white);
}
.rail__toggle-bars{
  position:relative;display:block;width:16px;height:2px;background:currentColor;
  transition:background-color var(--dur) var(--ease);
}
.rail__toggle-bars::before,
.rail__toggle-bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;
  transition:transform var(--dur) var(--ease);
}
.rail__toggle-bars::before{top:-5px;}
.rail__toggle-bars::after{top:5px;}
.site-rail[data-open] .rail__toggle-bars{background-color:transparent;}
.site-rail[data-open] .rail__toggle-bars::before{transform:translateY(5px) rotate(45deg);}
.site-rail[data-open] .rail__toggle-bars::after{transform:translateY(-5px) rotate(-45deg);}

.rail__nav{display:flex;flex-direction:column;flex:1 1 auto;gap:24px;min-height:0;}
.nav-list{display:flex;flex-direction:column;gap:4px;}
.nav-link{
  position:relative;display:flex;align-items:center;gap:12px;
  min-height:44px;padding:0 12px 0 16px;
  border-radius:12px;color:var(--muted);
  font-size:14px;font-weight:600;
  transition:color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.nav-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;border-radius:2px;background:var(--lime);
  transition:height var(--dur) var(--ease);
}
.nav-link__num{
  font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--muted);transition:color var(--dur) var(--ease);
}
.nav-link:hover{color:var(--white);background:rgba(201,255,61,.05);}
.nav-link:hover::before{height:14px;}
.nav-link[aria-current="page"]{color:var(--white);background:rgba(201,255,61,.08);}
.nav-link[aria-current="page"]::before{height:22px;}
.nav-link[aria-current="page"] .nav-link__num{color:var(--lime);}

.rail__actions{
  margin-top:auto;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:10px;
}
.rail__actions .btn{width:100%;}

.rail__progress{
  position:absolute;top:0;right:0;bottom:0;width:2px;
  pointer-events:none;background:transparent;
}
.rail__progress-bar{
  display:block;width:100%;height:100%;
  background:var(--lime);
  transform:scaleY(0);transform-origin:top center;
}

/* 桌面端收拢态：仅保留编号 */
@media (min-width:1180px){
  .site-rail[data-compact="true"]{width:var(--rail-w-compact);}
  .site-rail[data-compact="true"] .rail__inner{padding:20px 14px;align-items:center;}
  .site-rail[data-compact="true"] .rail__top{align-items:center;width:100%;}
  .site-rail[data-compact="true"] .brand__text,
  .site-rail[data-compact="true"] .rail__tagline,
  .site-rail[data-compact="true"] .nav-link__label,
  .site-rail[data-compact="true"] .rail__actions{display:none;}
  .site-rail[data-compact="true"] .nav-list{width:100%;}
  .site-rail[data-compact="true"] .nav-link{justify-content:center;padding:0;}
  .site-rail[data-compact="true"] .nav-link::before{left:-14px;}
}

/* ---------- 主内容偏移 ---------- */
@media (min-width:1024px){
  #main-content{margin-left:var(--rail-w);transition:margin-left var(--dur) var(--ease);}
}
@media (min-width:1180px){
  html.is-compact #main-content{margin-left:var(--rail-w-compact);}
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--ink-1);
  border-top:1px solid var(--line);
  padding:clamp(40px,5vw,72px) var(--gutter) clamp(24px,3vw,36px);
}
@media (min-width:1024px){
  .site-footer{margin-left:var(--rail-w);transition:margin-left var(--dur) var(--ease);}
}
@media (min-width:1180px){
  html.is-compact .site-footer{margin-left:var(--rail-w-compact);}
}
.footer__inner{
  display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,2fr);
  gap:clamp(28px,4vw,64px);
  max-width:1180px;margin-inline:auto;
}
.footer__eyebrow{
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;color:var(--lime);
}
.footer__brandline{
  margin-top:12px;max-width:22ch;
  font-size:clamp(20px,2.4vw,28px);font-weight:700;
  letter-spacing:-.01em;line-height:1.28;color:var(--white);
}
.footer__meta{
  margin-top:10px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;
  color:var(--muted);word-break:break-all;line-height:1.7;
}
.footer__cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,40px);}
.footer-col__title{
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
}
.footer-col__list{display:flex;flex-direction:column;gap:2px;margin-top:12px;}
.footer-link{
  display:inline-flex;align-items:center;min-height:44px;
  font-size:14px;color:var(--white);opacity:.82;
  transition:color var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.footer-link:hover{color:var(--lime);opacity:1;}
.footer__base{
  max-width:1180px;margin:clamp(28px,4vw,48px) auto 0;
  padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:14px 28px;
  font-size:13px;color:var(--muted);
}
.footer__addr{max-width:52ch;line-height:1.7;}
.footer__base-right{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;}
.footer__legal,.footer__copy{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--muted);}
.footer__top{
  min-height:44px;padding:0 18px;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  font-size:13px;font-weight:600;color:var(--white);
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease);
}
.footer__top:hover{border-color:var(--lime);color:var(--lime);}

/* ---------- 面板 / 标签 / 数值 ---------- */
.panel{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  background:var(--ink-1);padding:clamp(20px,2.2vw,28px);
}
.panel--deep{background:var(--ink-2);}
.panel--ghost{background:transparent;}
.panel--magenta{background:var(--grad-magenta);border-color:transparent;color:#FFF4FB;}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-pill);
  border:1px solid var(--line);color:var(--muted);
  font-family:var(--font-mono);font-size:11px;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;white-space:nowrap;
}
.tag--lime{background:rgba(201,255,61,.12);border-color:rgba(201,255,61,.4);color:var(--lime);}
.tag--orange{background:rgba(255,155,69,.12);border-color:rgba(255,155,69,.4);color:var(--orange);}
.tag--cyan{background:rgba(47,214,166,.12);border-color:rgba(47,214,166,.4);color:var(--cyan);}

.stat{display:flex;flex-direction:column;gap:4px;}
.stat__value{
  font-family:var(--font-mono);font-size:clamp(24px,2.6vw,34px);
  font-weight:600;letter-spacing:-.01em;color:var(--cyan);line-height:1.1;
}
.stat__label{font-size:13px;color:var(--muted);letter-spacing:.04em;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:24px;border-left:1px solid var(--line);}
.timeline__item{position:relative;padding-bottom:28px;}
.timeline__item:last-child{padding-bottom:0;}
.timeline__item::before{
  content:"";position:absolute;left:-29px;top:8px;
  width:9px;height:9px;border-radius:50%;
  background:var(--ink-0);border:1.5px solid var(--orange);
}

/* ---------- 分段控件 ---------- */
.tabs{width:100%;}
.tabs__list{display:flex;flex-wrap:wrap;gap:8px;}
.tabs__tab{
  min-height:44px;padding:0 18px;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  color:var(--muted);font-size:14px;font-weight:600;
  transition:background-color var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.tabs__tab:hover{border-color:var(--lime);color:var(--white);}
.tabs__tab[aria-selected="true"]{background:var(--lime);border-color:var(--lime);color:var(--ink-0);}
.tabs__tab[aria-selected="true"]:hover{color:var(--ink-0);}
.tabs__panel{margin-top:clamp(20px,2.4vw,32px);}
.tabs__panel[hidden]{display:none;}

/* ---------- 横向索引带 ---------- */
.index-band{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:rgba(11,31,24,.62);
}
.index-band__track{
  display:flex;align-items:center;gap:12px;
  height:72px;padding:0 var(--gutter);
  overflow-x:auto;scroll-snap-type:x proximity;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.index-band__track::-webkit-scrollbar{display:none;}
.band-chip{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;gap:10px;
  min-height:44px;padding:0 18px;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  color:var(--muted);font-size:14px;font-weight:600;white-space:nowrap;
  transition:background-color var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.band-chip__num{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;opacity:.75;}
.band-chip:hover{border-color:var(--lime);color:var(--white);}
.band-chip.is-active,
.band-chip[aria-current="page"]{background:var(--lime);border-color:var(--lime);color:var(--ink-0);}

/* ---------- 图片容器 ---------- */
.media-frame{
  position:relative;isolation:isolate;overflow:hidden;
  aspect-ratio:16 / 10;
  border:1px solid var(--line);border-radius:var(--radius-lg);
  background:
    radial-gradient(120% 90% at 82% 10%, rgba(201,255,61,.16), transparent 58%),
    radial-gradient(90% 70% at 8% 92%, rgba(47,214,166,.14), transparent 62%),
    linear-gradient(160deg,#0B1F18,#05110D);
}
.media-frame::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg, rgba(148,173,161,.14) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, rgba(148,173,161,.14) 0 1px, transparent 1px 64px);
  opacity:.55;
}
.media-frame::after{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background-image:radial-gradient(rgba(244,248,245,.05) 1px, transparent 1px);
  background-size:4px 4px;
}
.media-frame img{position:relative;z-index:0;width:100%;height:100%;object-fit:cover;}
.media-frame--wide{aspect-ratio:21 / 9;}
.media-frame--tall{aspect-ratio:3 / 4;}
.media-frame--square{aspect-ratio:1 / 1;}

/* ---------- 滚动显现 ---------- */
[data-reveal].will-reveal{opacity:0;transform:translateY(12px);}
[data-reveal].is-in{
  opacity:1;transform:none;
  transition:opacity 260ms var(--ease),transform 260ms var(--ease);
}

/* ---------- 响应式：移动端命令栏 ---------- */
@media (max-width:1023px){
  html{scroll-padding-top:calc(var(--topbar-h) + 12px);}
  body{padding-top:var(--topbar-h);}

  .site-rail{
    right:0;bottom:auto;width:auto;
    border-right:0;border-bottom:1px solid var(--line);
    background:rgba(11,31,24,.96);
    backdrop-filter:blur(10px);
  }
  .rail__inner{
    height:var(--topbar-h);padding:0 var(--gutter);
    gap:0;overflow:visible;
  }
  .rail__top{flex-direction:row;align-items:center;justify-content:space-between;gap:12px;width:100%;}
  .rail__tagline{display:none;}
  .rail__toggle{display:inline-flex;}
  .brand__mark{width:36px;height:36px;border-radius:11px;font-size:12px;}
  .brand__name{font-size:14px;}
  .brand__domain{font-size:10px;}

  .rail__nav{
    position:fixed;left:0;right:0;top:var(--topbar-h);
    max-height:calc(100dvh - var(--topbar-h));
    overflow-y:auto;
    padding:16px var(--gutter) 26px;
    gap:20px;
    background:var(--ink-1);
    border-bottom:1px solid var(--line);
    transform:translateY(-10px);
    opacity:0;visibility:hidden;pointer-events:none;
    transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility var(--dur);
  }
  .site-rail[data-open] .rail__nav{
    transform:none;opacity:1;visibility:visible;pointer-events:auto;
  }
  .nav-link{min-height:48px;font-size:15px;}
  .rail__actions{flex-direction:row;flex-wrap:wrap;}
  .rail__actions .btn{width:auto;flex:1 1 auto;}
  .rail__progress{display:none;}

  #main-content{margin-left:0;}
  .site-footer{margin-left:0;}
}

@media (max-width:860px){
  .footer__inner{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:600px){
  .footer__cols{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-12{gap:14px;}
}

/* ---------- 降低动态效果 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  [data-reveal].will-reveal{opacity:1;transform:none;}
}