/* ============================================================
   365赛事通 · 共享样式  /assets/site.css
   炭黑底 / 深墨绿分区 / 荧光黄绿状态 / 信号橙数字 / 暖纸叠层
   ============================================================ */

:root{
  --ink:#0B0F0D;
  --deep:#0E2A20;
  --pitch:#1D5B45;
  --lime:#C8FF3D;
  --orange:#FF6A2B;
  --white:#F4F7F1;
  --paper:#EADFC8;
  --grey:#8C9A90;
  --cyan:#5BE7C4;
  --umber:#5A2A18;

  --white-soft:rgba(244,247,241,.74);
  --line:rgba(140,154,144,.26);
  --line-lime:rgba(200,255,61,.32);

  --font-display:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"DIN Alternate","Roboto Mono","SFMono-Regular",Menlo,Consolas,monospace;

  --wrap:1220px;
  --wrap-narrow:840px;
  --gutter:clamp(16px,4vw,44px);
  --ease:cubic-bezier(.22,.61,.36,1);
  --radius:2px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink);
  color:var(--white);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img,svg,video{display:block;max-width:100%;height:auto}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
#main-content{display:block}
::selection{background:var(--lime);color:var(--ink)}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:1px}

/* ---------- 基础排版 ---------- */
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.15;
  letter-spacing:-.01em;
  color:var(--white);
}
h1{font-size:clamp(30px,5vw,64px)}
h2{font-size:clamp(24px,3.2vw,36px)}
h3{font-size:clamp(18px,2.2vw,24px)}
p{max-width:72ch}
.num,.mono,time{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.annotation{font-size:12.5px;letter-spacing:.1em;color:var(--grey)}
.index-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;
  border:1px solid currentColor;
  border-radius:var(--radius);
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--lime);
}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;top:0;left:0;z-index:200;
  padding:12px 20px;
  background:var(--lime);color:var(--ink);
  font-weight:700;font-size:14px;text-decoration:none;
  transform:translateY(-140%);
  transition:transform .18s var(--ease);
}
.skip-link:focus-visible{transform:translateY(0);outline-offset:-4px}

/* ---------- 页头 ---------- */
.site-header{
  position:relative;
  background:
    radial-gradient(130% 160% at 50% -30%, #123528 0%, rgba(11,15,13,0) 62%),
    var(--ink);
  border-bottom:1px solid var(--line-lime);
}

.header-rail{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:7px var(--gutter);
  background:linear-gradient(90deg,var(--deep),#0A1A14 70%,var(--deep));
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.16em;
  color:var(--grey);
}
.rail-item{display:inline-flex;align-items:center;gap:8px;max-width:100%}
.rail-item--status{color:var(--lime)}
.rail-item--tag{color:var(--grey)}
.rail-item--clock{color:var(--paper);white-space:nowrap}
.rail-item--clock span{color:var(--pitch);color:#6E8B7C}
.rail-item--clock time{color:var(--orange);font-size:12px;letter-spacing:.1em}
.status-dot{
  width:7px;height:7px;flex:none;border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 0 rgba(200,255,61,.5);
  animation:railPulse 2.6s var(--ease) infinite;
}
@keyframes railPulse{
  0%{box-shadow:0 0 0 0 rgba(200,255,61,.45)}
  70%{box-shadow:0 0 0 7px rgba(200,255,61,0)}
  100%{box-shadow:0 0 0 0 rgba(200,255,61,0)}
}

.header-inner{
  width:100%;max-width:var(--wrap);
  margin-inline:auto;
  padding:clamp(14px,2vw,22px) var(--gutter) 0;
}

.masthead{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
}
.masthead-aside{
  justify-self:start;
  display:flex;align-items:center;gap:12px;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.26em;
  color:var(--grey);
  max-width:none;
}
.masthead-aside::before{
  content:"";width:1px;height:46px;
  background:linear-gradient(180deg,var(--line-lime),rgba(200,255,61,0));
}
.aside-text{writing-mode:vertical-rl;text-orientation:upright}

.brand{
  justify-self:center;
  display:inline-flex;align-items:center;gap:12px;
  text-decoration:none;color:var(--white);
}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  padding:6px 11px;
  background:var(--lime);color:var(--ink);
  font-family:var(--font-mono);font-size:15px;font-weight:700;letter-spacing:.04em;
  border-radius:var(--radius);
  box-shadow:3px 3px 0 var(--umber);
}
.brand-text{display:flex;flex-direction:column;line-height:1.08;text-align:left}
.brand-name{
  font-family:var(--font-display);
  font-size:clamp(21px,2.6vw,30px);
  font-weight:800;letter-spacing:.05em;
}
.brand-tagline{
  margin-top:7px;
  font-size:11px;letter-spacing:.26em;
  color:var(--grey);
}

.masthead-actions{
  justify-self:end;
  display:flex;align-items:center;gap:10px;
}
.cta-quick{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 14px;
  border:1px solid var(--line-lime);
  border-radius:var(--radius);
  color:var(--lime);text-decoration:none;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.cta-quick:hover,.cta-quick:focus-visible{background:var(--lime);color:var(--ink)}
.cta-quick-arrow{font-family:var(--font-mono);transition:transform .18s var(--ease)}
.cta-quick:hover .cta-quick-arrow{transform:translateX(3px)}

.nav-toggle{
  display:none;align-items:center;gap:10px;
  padding:9px 13px;
  background:rgba(200,255,61,.08);
  border:1px solid var(--line-lime);
  border-radius:var(--radius);
  color:var(--lime);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;
  cursor:pointer;
  transition:background .18s var(--ease);
}
.nav-toggle:hover{background:rgba(200,255,61,.16)}
.nav-toggle-bars{position:relative;display:block;width:18px;height:2px;flex:none;background:currentColor;transition:background .18s var(--ease)}
.nav-toggle-bars::before,.nav-toggle-bars::after{
  content:"";position:absolute;left:0;
  width:18px;height:2px;background:currentColor;
  transition:transform .2s var(--ease);
}
.nav-toggle-bars::before{top:-6px}
.nav-toggle-bars::after{top:6px}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars{background:transparent}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after{transform:translateY(-6px) rotate(-45deg)}
.nav-toggle-text{white-space:nowrap}

.site-nav{
  width:100%;max-width:var(--wrap);
  margin-inline:auto;
  margin-top:clamp(12px,1.6vw,18px);
}
.nav-list{
  display:flex;justify-content:center;flex-wrap:wrap;
  counter-reset:nav-index;
  border-top:1px solid var(--line);
}
.nav-item{position:relative;counter-increment:nav-index}
.nav-item + .nav-item{box-shadow:inset 1px 0 0 var(--line)}
.nav-link{
  display:inline-flex;align-items:baseline;gap:8px;
  padding:14px 20px;
  color:var(--white);text-decoration:none;
  font-size:14px;font-weight:600;letter-spacing:.1em;
  border-bottom:2px solid transparent;
  transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease);
}
.nav-link::before{
  content:counter(nav-index,decimal-leading-zero);
  font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;
  color:var(--grey);
  transform:translateY(-3px);
}
.nav-link:hover,.nav-link:focus-visible{color:var(--lime);border-bottom-color:var(--line-lime)}
.nav-link[aria-current="page"]{
  color:var(--lime);
  background:rgba(200,255,61,.09);
  border-bottom-color:var(--lime);
}
.nav-link[aria-current="page"]::before{color:var(--lime)}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  overflow:hidden;
  margin-top:0;
  background:linear-gradient(180deg,#0B0F0D 0%,#0E2A20 46%,#09170F 100%);
  border-top:1px solid var(--line-lime);
  color:var(--white);
}
.site-footer::before{
  content:"365";
  position:absolute;right:-.04em;bottom:-.34em;
  font-family:var(--font-mono);font-weight:700;
  font-size:clamp(150px,26vw,320px);line-height:1;
  color:rgba(200,255,61,.05);
  pointer-events:none;user-select:none;
}
.footer-frame{
  position:relative;z-index:1;
  width:100%;max-width:var(--wrap);
  margin-inline:auto;
  padding:clamp(34px,6vw,64px) var(--gutter) 0;
}
.footer-head{
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  gap:clamp(20px,3vw,44px);
  align-items:end;
}
.footer-identity{border-left:3px solid var(--lime);padding-left:clamp(12px,1.6vw,18px)}
.footer-brand{
  font-family:var(--font-display);
  font-size:clamp(19px,2.4vw,27px);
  font-weight:800;letter-spacing:.04em;line-height:1.3;
  color:var(--white);max-width:none;
}
.footer-summary{
  margin-top:12px;
  max-width:58ch;
  font-size:14.5px;line-height:1.78;
  color:var(--white-soft);
}
.footer-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}

.footer-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr)) minmax(0,1.5fr);
  gap:clamp(20px,3vw,40px);
  margin-top:clamp(28px,4vw,48px);
  padding-top:clamp(22px,3vw,34px);
  border-top:1px solid var(--line);
}
.footer-col,.footer-contact{min-width:0}
.footer-col-title{
  display:flex;align-items:center;gap:8px;
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.26em;
  color:var(--lime);text-transform:uppercase;
}
.footer-col-title::before{content:"";width:7px;height:7px;flex:none;background:var(--lime)}
.footer-links li + li{margin-top:9px}
.footer-links a{
  display:inline-block;
  font-size:14px;text-decoration:none;
  color:var(--white-soft);
  border-bottom:1px solid transparent;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.footer-links a:hover,.footer-links a:focus-visible{color:var(--lime);border-bottom-color:var(--line-lime)}

.footer-contact-list{display:grid;gap:10px}
.footer-contact-item{
  display:grid;gap:2px;
  padding-bottom:9px;
  border-bottom:1px dashed rgba(140,154,144,.24);
}
.footer-contact-label{
  font-family:var(--font-mono);
  font-size:10.5px;letter-spacing:.2em;
  color:var(--grey);
}
.footer-contact-value{font-size:14px;color:var(--white);word-break:break-word}
.copy-mail{
  justify-self:start;
  margin-top:6px;
  padding:4px 10px;
  background:transparent;
  border:1px solid var(--line-lime);
  border-radius:var(--radius);
  color:var(--lime);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  cursor:pointer;
  transition:background .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
}
.copy-mail:hover,.copy-mail:focus-visible{background:var(--lime);color:var(--ink)}
.copy-mail[data-state="ok"]{background:var(--cyan);border-color:var(--cyan);color:var(--ink)}
.copy-mail[data-state="fail"]{background:var(--orange);border-color:var(--orange);color:var(--ink)}
.footer-note{
  margin-top:12px;
  padding-left:10px;
  border-left:2px solid var(--pitch);
  font-size:12.5px;line-height:1.7;
  color:var(--grey);
  max-width:42ch;
}
.footer-legal{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px;
  margin-top:clamp(26px,4vw,44px);
  padding:16px 0 26px;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11.5px;letter-spacing:.1em;
  color:var(--grey);
}
.footer-icp{color:var(--paper);display:inline-flex;align-items:center;gap:8px;max-width:none}
.footer-icp::before{content:"";width:6px;height:6px;background:var(--orange);flex:none}
.footer-legal-links{display:flex;flex-wrap:wrap;gap:8px 18px}
.footer-legal-links a{text-decoration:none;color:var(--grey);transition:color .16s var(--ease)}
.footer-legal-links a:hover,.footer-legal-links a:focus-visible{color:var(--lime)}
.footer-year{margin-left:auto;color:var(--grey);max-width:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 22px;
  border:1px solid transparent;
  border-radius:var(--radius);
  font-family:var(--font-body);
  font-size:14px;font-weight:700;letter-spacing:.06em;
  text-decoration:none;cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn--lime{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn--lime:hover{background:#D8FF70;border-color:#D8FF70}
.btn--ghost{background:transparent;color:var(--white);border-color:rgba(244,247,241,.34)}
.btn--ghost:hover{background:rgba(244,247,241,.08);border-color:var(--white)}
.btn--orange{background:var(--orange);color:var(--ink);border-color:var(--orange)}
.btn--orange:hover{background:#FF8A57;border-color:#FF8A57}
.btn:focus-visible{outline-offset:3px}

/* ---------- 容器与节奏 ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.wrap--narrow{max-width:var(--wrap-narrow)}
.section{padding-block:clamp(38px,6vw,82px)}
.section--deep{background:var(--deep)}
.section--paper{background:var(--paper);color:var(--ink)}
.section--paper h2,.section--paper h3{color:var(--ink)}
.grid{display:grid;gap:clamp(16px,2.4vw,32px)}
.grid--7-5{grid-template-columns:7fr 5fr}
.grid--8-4{grid-template-columns:8fr 4fr}
.grid--5-7{grid-template-columns:5fr 7fr}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  padding-block:13px;
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:.06em;
  color:var(--grey);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li::after{content:"/";color:var(--pitch)}
.breadcrumb li:last-child::after{content:""}
.breadcrumb a{color:var(--grey);text-decoration:none;transition:color .16s var(--ease)}
.breadcrumb a:hover,.breadcrumb a:focus-visible{color:var(--lime)}
.breadcrumb [aria-current="page"]{color:var(--paper)}

/* ---------- 卡片 / 索引 ---------- */
.data-card{
  position:relative;
  padding:clamp(16px,2vw,24px);
  background:linear-gradient(160deg,#123327 0%,#0A1712 100%);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.paper-card{
  padding:clamp(16px,2vw,22px);
  background:var(--paper);
  color:var(--ink);
  border:1px solid var(--umber);
  border-radius:var(--radius);
  box-shadow:6px 6px 0 rgba(90,42,24,.42);
}
.paper-card h3{color:var(--ink)}

/* ---------- 图片容器 ---------- */
.media-frame{
  position:relative;overflow:hidden;display:block;
  background:var(--deep);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.media-frame::after{
  content:"";position:absolute;inset:0;
  border:1px solid rgba(200,255,61,.18);
  pointer-events:none;
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame--21x9{aspect-ratio:21/9}
.media-frame--16x9{aspect-ratio:16/9}
.media-frame--4x3{aspect-ratio:4/3}
.media-frame--1x1{aspect-ratio:1/1}
.media-frame--paper{background:var(--paper);padding:8px}
.media-placeholder{
  display:flex;align-items:center;justify-content:center;
  width:100%;height:100%;min-height:140px;
  background:
    repeating-linear-gradient(135deg,rgba(200,255,61,.07) 0 2px,transparent 2px 12px),
    var(--deep);
  color:var(--grey);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.22em;
}
.media-caption{
  margin-top:8px;
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:.06em;
  color:var(--grey);
}

/* ---------- 章节目录 ---------- */
.toc{display:grid;gap:2px}
.toc-list{display:grid;gap:2px}
.toc-link{
  display:block;
  padding:8px 12px;
  border-left:2px solid var(--line);
  color:var(--white-soft);
  text-decoration:none;
  font-size:13.5px;letter-spacing:.04em;
  transition:color .16s var(--ease),border-color .16s var(--ease),background .16s var(--ease);
}
.toc-link:hover{color:var(--lime);background:rgba(200,255,61,.06)}
.toc-link[aria-current="true"]{
  color:var(--lime);
  border-left-color:var(--lime);
  background:rgba(200,255,61,.1);
  font-weight:700;
}

/* ---------- 滚动进度 / 返回顶部（JS 注入） ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;z-index:130;
  width:100%;height:3px;
  background:linear-gradient(90deg,var(--lime),var(--orange));
  transform:scaleX(0);transform-origin:0 50%;
  pointer-events:none;
}
.to-top{
  position:fixed;
  right:clamp(12px,3vw,28px);bottom:clamp(12px,3vw,28px);
  z-index:120;
  display:inline-flex;align-items:center;justify-content:center;
  width:48px;height:48px;
  background:rgba(11,15,13,.88);
  border:1px solid var(--line-lime);
  border-radius:var(--radius);
  color:var(--lime);
  font-family:var(--font-mono);font-size:16px;
  cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),background .2s var(--ease);
}
.to-top[data-visible]{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--lime);color:var(--ink)}

/* ---------- 渐显 ---------- */
[data-reveal]{opacity:1}
html[data-reveal="on"] [data-reveal]:not(.is-in){
  opacity:0;transform:translateY(14px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
html[data-reveal="on"] [data-reveal].is-in{opacity:1;transform:none}

/* ---------- 响应式：平板 ---------- */
@media (max-width:1000px){
  .grid--7-5,.grid--8-4,.grid--5-7{grid-template-columns:1fr}
  .footer-head{grid-template-columns:1fr}
  .footer-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .aside-text{letter-spacing:.2em}
}

@media (max-width:900px){
  .masthead{
    grid-template-columns:1fr auto;
    grid-template-areas:"brand actions";
    gap:12px;
  }
  .masthead-aside{display:none}
  .brand{grid-area:brand;justify-self:start}
  .masthead-actions{grid-area:actions;justify-self:end}
  .nav-toggle{display:inline-flex}

  .site-nav{
    display:none;
    margin-top:14px;
    background:linear-gradient(180deg,#103327,#0A1712);
    border:1px solid var(--line-lime);
    border-radius:var(--radius);
    overflow:hidden;
  }
  .site-nav[data-open]{display:block;animation:navDrop .22s var(--ease)}
  .nav-list{display:block;border-top:0}
  .nav-item + .nav-item{box-shadow:inset 0 1px 0 var(--line)}
  .nav-link{
    display:flex;width:100%;
    padding:15px 18px;
    border-bottom:0;
    border-left:2px solid transparent;
  }
  .nav-link:hover,.nav-link:focus-visible{border-left-color:var(--line-lime)}
  .nav-link[aria-current="page"]{
    border-bottom-color:transparent;
    border-left-color:var(--lime);
  }
}

@keyframes navDrop{
  from{opacity:0;transform:translateY(-6px)}
  to{opacity:1;transform:none}
}

/* ---------- 响应式：手机 ---------- */
@media (max-width:680px){
  body{font-size:15.5px}
  .header-rail{font-size:10px;letter-spacing:.1em;gap:10px}
  .rail-item--tag{display:none}
  .brand{gap:9px}
  .brand-mark{font-size:13px;padding:5px 8px;box-shadow:2px 2px 0 var(--umber)}
  .brand-tagline{font-size:10px;letter-spacing:.16em;margin-top:5px}
  .cta-quick{padding:8px 10px;font-size:12px;letter-spacing:.04em}
  .cta-quick-arrow{display:none}
  .nav-toggle{padding:8px 10px}
  .nav-toggle-text{display:none}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-legal{flex-direction:column;align-items:flex-start;gap:10px}
  .footer-year{margin-left:0}
  .footer-summary{font-size:14px}
  .to-top{width:44px;height:44px}
}

@media (max-width:400px){
  .cta-quick{display:none}
}

/* ---------- 减弱动效 ---------- */
@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],
  html[data-reveal="on"] [data-reveal]:not(.is-in){opacity:1;transform:none}
  .to-top{transform:none}
  .btn:hover{transform:none}
}

/* ---------- 打印 ---------- */
@media print{
  .site-header,.site-footer,.scroll-progress,.to-top,.skip-link{display:none}
  body{background:#fff;color:#000}
}