/* ============================================================
   华体会体育站 · 共享样式 /assets/site.css
   夜场数据台：墨绿→深场蓝分区，荧光绿与暖橙红建立数据节奏
   ============================================================ */

:root{
  --c-ink:#0A2A24;
  --c-night:#081A2B;
  --c-black:#05100D;
  --c-moss:#1F4D42;
  --c-neon:#7CFF6B;
  --c-ember:#FF6B4A;
  --c-ice:#8ED8E8;
  --c-grey:#D7E0E3;
  --c-paper:#F4F1E8;
  --c-sand:#C9B79C;

  --line:rgba(215,224,227,.16);
  --line-soft:rgba(215,224,227,.08);
  --line-strong:rgba(201,183,156,.38);

  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-serif:"Songti SC","Source Han Serif SC","Noto Serif SC",Georgia,"Times New Roman",serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;

  --step-0:clamp(1rem,.97rem + .18vw,1.0625rem);
  --step-1:clamp(1.12rem,1.05rem + .4vw,1.3rem);
  --step-2:clamp(1.36rem,1.2rem + .9vw,1.95rem);
  --step-3:clamp(1.8rem,1.45rem + 1.8vw,2.9rem);
  --step-4:clamp(2.4rem,1.7rem + 4vw,5.4rem);

  --gutter:clamp(1rem,3.4vw,3rem);
  --maxw:1440px;
  --radius:2px;
  --dur:170ms;
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
@media (prefers-reduced-motion:no-preference){
  html{scroll-behavior:smooth;}
}

body{
  margin:0;
  min-height:100%;
  font-family:var(--font-sans);
  font-size:var(--step-0);
  line-height:1.8;
  color:var(--c-grey);
  background-color:var(--c-ink);
  background-image:
    linear-gradient(rgba(142,216,232,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(142,216,232,.045) 1px,transparent 1px),
    linear-gradient(160deg,#0A2A24 0%,#0A2A24 46%,#081A2B 100%);
  background-size:68px 68px,68px 68px,100% 100%;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img,svg{max-width:100%;}
img{height:auto;}
a{color:var(--c-ice);text-decoration:none;}
a:hover{color:var(--c-neon);}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.15rem;}
hr{border:0;border-top:1px solid var(--line);margin:2rem 0;}
button{font:inherit;}

:where(a,button,[tabindex],summary,input):focus-visible{
  outline:2px solid var(--c-neon);
  outline-offset:3px;
  border-radius:2px;
}

h1,h2,h3,h4{
  margin:0 0 .6em;
  font-weight:800;
  line-height:1.16;
  letter-spacing:-.02em;
  color:var(--c-paper);
}
h1{font-size:var(--step-3);}
h2{font-size:var(--step-2);}
h3{font-size:var(--step-1);letter-spacing:0;}
h4{font-size:1rem;letter-spacing:.02em;}

::selection{background:var(--c-neon);color:#04120e;}

#main-content{display:block;scroll-margin-top:8rem;}

/* ---------- 通用工具 ---------- */
.wrap{
  width:min(var(--maxw),calc(100% - var(--gutter) * 2));
  margin-inline:auto;
}
.wrap--narrow{
  width:min(72ch,calc(100% - var(--gutter) * 2));
  margin-inline:auto;
}
.section{padding-block:clamp(2.2rem,5vw,4rem);}
.section + .section{border-top:1px solid var(--line-soft);}
.display{
  font-size:var(--step-4);
  line-height:1.02;
  letter-spacing:-.035em;
  font-weight:800;
  margin:0 0 .5em;
  color:var(--c-paper);
}
.serif{font-family:var(--font-serif);font-weight:600;letter-spacing:0;}
.lede{
  font-size:var(--step-1);
  line-height:1.75;
  color:var(--c-ice);
  margin:0 0 1.2em;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  margin:0 0 .9rem;
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.26em;
  text-transform:uppercase;
  color:var(--c-sand);
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--c-neon);flex:none;}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em;}

.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:.6rem 1.5rem;
  margin-bottom:clamp(1.1rem,2.5vw,2rem);
  padding-bottom:.7rem;
  border-bottom:1px solid var(--line);
}
.section-head h2,.section-head h3{margin:0;}

/* ---------- 按钮 ---------- */
.btn{
  --btn-bg:transparent;
  --btn-fg:var(--c-paper);
  --btn-bd:var(--line-strong);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.45rem;
  padding:.6rem 1.05rem;
  font-size:.86rem;
  font-weight:600;
  letter-spacing:.06em;
  line-height:1.3;
  color:var(--btn-fg);
  background:var(--btn-bg);
  border:1px solid var(--btn-bd);
  border-radius:var(--radius);
  text-decoration:none;
  cursor:pointer;
  transition:background-color var(--dur) var(--ease),color var(--dur) var(--ease),
             border-color var(--dur) var(--ease),transform var(--dur) var(--ease),
             box-shadow var(--dur) var(--ease);
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(0);}
.btn-ghost{
  --btn-bg:rgba(31,77,66,.5);
  --btn-fg:var(--c-paper);
  --btn-bd:var(--line-strong);
}
.btn-ghost:hover{--btn-bg:rgba(31,77,66,.95);--btn-bd:rgba(124,255,107,.65);color:var(--c-neon);}
.btn-accent{
  --btn-bg:var(--c-neon);
  --btn-fg:#04120e;
  --btn-bd:var(--c-neon);
  font-weight:700;
  box-shadow:4px 4px 0 rgba(201,183,156,.22);
}
.btn-accent:hover{--btn-bg:#9dff90;box-shadow:6px 6px 0 rgba(201,183,156,.28);}
.btn-ember{
  --btn-bg:var(--c-ember);
  --btn-fg:#1a0703;
  --btn-bd:var(--c-ember);
  font-weight:700;
}
.btn-ember:hover{--btn-bg:#ff8869;}
.btn-quiet{
  --btn-bg:transparent;
  --btn-bd:var(--line);
  --btn-fg:var(--c-ice);
  font-size:.8rem;
  padding:.42rem .8rem;
}
.btn-quiet:hover{--btn-bd:rgba(124,255,107,.5);color:var(--c-neon);}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:-4rem;
  left:1rem;
  z-index:200;
  padding:.65rem 1.1rem;
  background:var(--c-paper);
  color:var(--c-black);
  font-weight:700;
  font-size:.86rem;
  border:1px solid var(--c-black);
  border-radius:2px;
  text-decoration:none;
  transition:top var(--dur) var(--ease);
}
.skip-link:focus{top:.7rem;color:var(--c-black);}

/* ---------- 阅读进度 ---------- */
.read-progress{
  position:fixed;
  inset:0 0 auto 0;
  height:3px;
  z-index:120;
  pointer-events:none;
  background:rgba(5,16,13,.45);
}
.read-progress > span{
  display:block;
  height:100%;
  width:100%;
  transform:scaleX(0);
  transform-origin:0 50%;
  background:linear-gradient(90deg,var(--c-neon) 0%,var(--c-ice) 62%,var(--c-ember) 100%);
}

/* ---------- 页头 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  color:var(--c-paper);
  background:linear-gradient(180deg,rgba(10,42,36,.975) 0%,rgba(8,26,43,.955) 100%);
  border-bottom:1px solid var(--line-strong);
  box-shadow:0 22px 44px -34px rgba(0,0,0,.95);
  backdrop-filter:blur(10px);
}
.site-header::before{
  content:"";
  display:block;
  height:3px;
  background:linear-gradient(90deg,var(--c-neon) 0%,rgba(124,255,107,.18) 42%,rgba(142,216,232,.4) 72%,var(--c-ember) 100%);
}
.header-inner{
  width:min(var(--maxw),calc(100% - var(--gutter) * 2));
  margin-inline:auto;
  display:grid;
  grid-template-columns:minmax(0,190px) minmax(0,1fr) minmax(0,212px);
  align-items:center;
  gap:.5rem 1.6rem;
  padding-block:.75rem .9rem;
}

/* 左缘场景短标签 */
.header-rail{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:.32rem;
  min-width:0;
}
.rail-label{
  font-family:var(--font-mono);
  font-size:.6rem;
  letter-spacing:.3em;
  text-transform:uppercase;
  color:rgba(201,183,156,.9);
}
.rail-chip{
  display:inline-flex;
  align-items:center;
  gap:.42rem;
  padding:.14rem .55rem .16rem;
  font-size:.72rem;
  line-height:1.5;
  color:var(--c-grey);
  background:rgba(31,77,66,.45);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  white-space:nowrap;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),
             background-color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.rail-chip::before{
  content:"";
  width:5px;
  height:5px;
  flex:none;
  border-radius:50%;
  background:var(--c-neon);
}
.rail-chip:hover{
  color:var(--c-neon);
  background:rgba(31,77,66,.9);
  border-color:rgba(124,255,107,.6);
  transform:translateX(2px);
}

/* 刊头 */
.masthead{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:.42rem;
  min-width:0;
}
.masthead-kicker{
  margin:0;
  font-family:var(--font-mono);
  font-size:.6rem;
  letter-spacing:.32em;
  text-transform:uppercase;
  color:rgba(201,183,156,.82);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:.62rem;
  color:var(--c-paper);
  text-decoration:none;
}
.brand:hover{color:var(--c-paper);}
.brand-mark{
  display:grid;
  place-items:center;
  width:2.25rem;
  height:2.25rem;
  flex:none;
  background:var(--c-neon);
  color:var(--c-black);
  font-family:var(--font-serif);
  font-weight:700;
  font-size:1.18rem;
  line-height:1;
  border-radius:2px;
  box-shadow:3px 3px 0 rgba(201,183,156,.4);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.brand:hover .brand-mark{transform:translate(-1px,-1px);box-shadow:5px 5px 0 rgba(201,183,156,.45);}
.brand-text{display:flex;flex-direction:column;line-height:1.12;text-align:left;}
.brand-name{
  font-size:clamp(1.05rem,4.2vw,1.3rem);
  font-weight:800;
  letter-spacing:.07em;
}
.brand-sub{
  font-family:var(--font-mono);
  font-size:.6rem;
  letter-spacing:.16em;
  color:var(--c-ice);
}

/* 主栏目 */
.site-nav{width:100%;min-width:0;}
.nav-list{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:.1rem;
  margin:0;
  padding:0;
  list-style:none;
}
.nav-list li{display:flex;}
.nav-list a{
  position:relative;
  display:inline-block;
  padding:.28rem .78rem;
  font-size:.84rem;
  letter-spacing:.05em;
  color:var(--c-grey);
  text-decoration:none;
  transition:color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.nav-list li + li a::before{
  content:"";
  position:absolute;
  left:0;
  top:.62rem;
  bottom:.62rem;
  width:1px;
  background:var(--line);
}
.nav-list a:hover{color:var(--c-neon);background:rgba(31,77,66,.45);}
.site-nav a[aria-current="page"]{color:var(--c-neon);}
.site-nav a[aria-current="page"]::after{
  content:"";
  position:absolute;
  left:.78rem;
  right:.78rem;
  bottom:.02rem;
  height:2px;
  background:var(--c-neon);
}

/* 右侧动作 */
.header-actions{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:.45rem;
}
.nav-toggle{
  display:none;
  align-items:center;
  gap:.5rem;
  padding:.48rem .7rem;
  color:var(--c-paper);
  background:rgba(31,77,66,.6);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  font-size:.78rem;
  letter-spacing:.1em;
  cursor:pointer;
  transition:background-color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.nav-toggle:hover{background:rgba(31,77,66,.95);border-color:rgba(124,255,107,.6);}
.nav-toggle-bars{
  display:inline-flex;
  flex-direction:column;
  justify-content:center;
  gap:3px;
  width:16px;
  flex:none;
}
.nav-toggle-bars span{
  display:block;
  height:2px;
  width:100%;
  background:var(--c-neon);
  transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.site-header[data-open] .nav-toggle-bars span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.site-header[data-open] .nav-toggle-bars span:nth-child(2){opacity:0;}
.site-header[data-open] .nav-toggle-bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(3rem,8vw,6rem);
  color:var(--c-grey);
  background:linear-gradient(180deg,#081A2B 0%,#071319 58%,#05100D 100%);
  border-top:1px solid rgba(201,183,156,.45);
}
.footer-stack{
  position:absolute;
  top:-18px;
  right:0;
  width:min(760px,72%);
  display:flex;
  flex-direction:column;
  gap:3px;
  pointer-events:none;
}
.footer-stack span{
  display:block;
  height:5px;
  background:var(--c-sand);
  opacity:.26;
  border-radius:1px 1px 0 0;
}
.footer-stack span:nth-child(2){width:94%;margin-left:auto;opacity:.19;}
.footer-stack span:nth-child(3){width:76%;margin-left:auto;opacity:.13;}

.footer-inner{
  width:min(var(--maxw),calc(100% - var(--gutter) * 2));
  margin-inline:auto;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1fr) minmax(0,.72fr);
  gap:clamp(1.6rem,4vw,3.5rem);
  align-items:start;
  padding-block:clamp(2.4rem,5vw,4rem) clamp(1.6rem,3vw,2.4rem);
}

.footer-brand{
  background:var(--c-paper);
  color:var(--c-black);
  padding:clamp(1rem,2.4vw,1.6rem);
  border:1px solid var(--c-black);
  border-radius:2px;
  box-shadow:10px 10px 0 rgba(201,183,156,.2);
}
.footer-mark{
  margin:0 0 .18rem;
  font-family:var(--font-serif);
  font-weight:700;
  font-size:1.5rem;
  letter-spacing:.04em;
  color:var(--c-black);
}
.footer-domain{
  margin:0 0 .9rem;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.12em;
  color:#1F4D42;
}
.footer-note{
  margin:0 0 1rem;
  font-size:.86rem;
  line-height:1.7;
  color:#2c3a35;
}
.footer-icp{
  margin:0;
  padding-top:.6rem;
  border-top:1px dashed rgba(5,16,13,.32);
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  color:#46564f;
}

.footer-label{
  margin:0 0 .85rem;
  font-family:var(--font-mono);
  font-size:.64rem;
  letter-spacing:.3em;
  text-transform:uppercase;
  color:var(--c-neon);
}
.footer-contact-list{
  margin:0;
  padding:0;
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:.85rem;
}
.footer-contact-list li{
  display:flex;
  flex-direction:column;
  gap:.08rem;
  padding-left:.7rem;
  border-left:2px solid rgba(201,183,156,.35);
}
.footer-key{
  font-family:var(--font-mono);
  font-size:.66rem;
  letter-spacing:.2em;
  color:var(--c-sand);
}
.footer-value{
  font-family:var(--font-mono);
  font-size:.9rem;
  color:var(--c-paper);
  word-break:break-word;
}
.footer-value--text{
  font-family:var(--font-sans);
  font-size:.86rem;
  line-height:1.6;
  color:var(--c-grey);
}

.footer-nav-list{
  margin:0;
  padding:0;
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:.1rem;
}
.footer-nav-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:.44rem 0;
  font-size:.88rem;
  color:var(--c-grey);
  border-bottom:1px solid var(--line-soft);
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),padding-left var(--dur) var(--ease);
}
.footer-nav-list a::after{
  content:"→";
  font-family:var(--font-mono);
  font-size:.8rem;
  color:var(--c-ice);
  opacity:.55;
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.footer-nav-list a:hover{
  color:var(--c-neon);
  border-color:rgba(124,255,107,.45);
  padding-left:.28rem;
}
.footer-nav-list a:hover::after{opacity:1;transform:translateX(3px);color:var(--c-neon);}

.footer-base{
  width:min(var(--maxw),calc(100% - var(--gutter) * 2));
  margin-inline:auto;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:.5rem 1.6rem;
  padding-block:1rem 1.5rem;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  color:rgba(215,224,227,.62);
}
.footer-base p{margin:0;}
.footer-base-link{color:var(--c-ice);}
.footer-base-link:hover{color:var(--c-neon);}
.foot-sep{margin-inline:.5rem;color:var(--c-sand);}

/* ---------- 面包屑 ---------- */
.crumbs{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.1em;
  padding-block:.4rem 1.2rem;
}
.crumbs ol{
  display:flex;
  flex-wrap:wrap;
  gap:.1rem;
  margin:0;
  padding:0;
  list-style:none;
  color:rgba(215,224,227,.66);
}
.crumbs li + li::before{content:"/";margin:0 .45rem;color:var(--c-sand);}
.crumbs a{color:var(--c-ice);}
.crumbs a:hover{color:var(--c-neon);}
.crumbs [aria-current="page"]{color:var(--c-paper);}

/* ---------- 网格 ---------- */
.grid{display:grid;gap:clamp(.9rem,2vw,1.5rem);}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));}
.grid-rail{grid-template-columns:minmax(0,1fr);}
@media (min-width:900px){
  .grid-rail{grid-template-columns:minmax(0,230px) minmax(0,1fr);gap:clamp(1.4rem,4vw,3rem);}
}

/* ---------- 卡片 / 标签 / 统计 ---------- */
.card{
  position:relative;
  padding:clamp(1rem,2vw,1.35rem);
  background:linear-gradient(180deg,rgba(31,77,66,.52) 0%,rgba(8,26,43,.86) 100%);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),
             box-shadow var(--dur) var(--ease);
}
.card::before{
  content:"";
  position:absolute;
  top:6px;
  right:6px;
  width:10px;
  height:10px;
  border-top:1px solid rgba(124,255,107,.55);
  border-right:1px solid rgba(124,255,107,.55);
  pointer-events:none;
}
.card:hover{
  border-color:rgba(124,255,107,.55);
  box-shadow:0 18px 34px -28px rgba(0,0,0,.9);
}
.card-head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:.4rem 1rem;
  margin-bottom:.6rem;
}
.card-title{margin:0;font-size:1.04rem;font-weight:700;letter-spacing:0;}
.card-meta{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.12em;
  color:var(--c-sand);
}
.card-body{margin:0;font-size:.92rem;line-height:1.75;color:var(--c-grey);}

.tag{
  display:inline-flex;
  align-items:center;
  padding:.1rem .5rem .14rem;
  font-family:var(--font-mono);
  font-size:.66rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--c-grey);
  border:1px solid currentColor;
  border-radius:1px;
  white-space:nowrap;
}
.tag--neon{color:var(--c-neon);}
.tag--ember{color:var(--c-ember);}
.tag--ice{color:var(--c-ice);}
.tag--paper{background:var(--c-paper);color:var(--c-black);border-color:var(--c-black);font-weight:700;}

.stat{display:flex;flex-direction:column;gap:.18rem;}
.stat-value{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:clamp(1.5rem,3.4vw,2.5rem);
  font-weight:700;
  line-height:1;
  color:var(--c-neon);
}
.stat-label{
  font-size:.72rem;
  letter-spacing:.16em;
  color:var(--c-sand);
}

/* ---------- 正文阅读区 ---------- */
.prose{
  width:min(68ch,100%);
  font-size:1rem;
  line-height:1.85;
  color:var(--c-grey);
}
.prose h2{font-size:var(--step-2);margin:2.2em 0 .6em;}
.prose h3{font-size:var(--step-1);margin:1.8em 0 .5em;color:var(--c-paper);}
.prose p{margin:0 0 1.15em;}
.prose ul,.prose ol{padding-left:1.2rem;}
.prose li{margin-bottom:.4em;}
.prose a{color:var(--c-ice);text-decoration:underline;text-decoration-color:rgba(142,216,232,.45);text-underline-offset:3px;}
.prose a:hover{color:var(--c-neon);text-decoration-color:var(--c-neon);}
.prose strong{color:var(--c-paper);}
.prose blockquote{
  margin:1.6em 0;
  padding:.2rem 0 .2rem 1.1rem;
  border-left:2px solid var(--c-neon);
  color:var(--c-ice);
}

.sheet{
  background:var(--c-paper);
  color:var(--c-black);
  padding:clamp(1.2rem,3vw,2.4rem);
  border:1px solid var(--c-black);
  border-radius:2px;
  box-shadow:12px 12px 0 rgba(201,183,156,.2);
}
.sheet h2,.sheet h3,.sheet h4{color:var(--c-black);}
.sheet a{color:#0A2A24;text-decoration:underline;text-decoration-color:rgba(10,42,36,.4);text-underline-offset:3px;}
.sheet a:hover{color:#1F4D42;}

/* ---------- 图片容器基础规则 ---------- */
.media{
  position:relative;
  display:block;
  width:100%;
  aspect-ratio:16/10;
  overflow:hidden;
  border:1px solid var(--line-strong);
  border-radius:2px;
  background:
    radial-gradient(120% 90% at 18% 8%,rgba(124,255,107,.16) 0%,rgba(124,255,107,0) 55%),
    linear-gradient(158deg,#0d3a30 0%,#0A2A24 46%,#081A2B 100%);
}
.media::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:42%;
  background:linear-gradient(180deg,rgba(5,16,13,0) 0%,rgba(5,16,13,.55) 100%);
  pointer-events:none;
}
.media img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media--wide{aspect-ratio:21/9;}
.media--tall{aspect-ratio:4/5;}
.media--square{aspect-ratio:1/1;}
.media-caption{
  margin:.55rem 0 0;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.08em;
  line-height:1.6;
  color:var(--c-sand);
}

/* ---------- 主题筛选 ---------- */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.4rem;
  padding:.5rem .6rem;
  margin-bottom:clamp(1rem,2.5vw,1.6rem);
  background:rgba(5,16,13,.42);
  border:1px dashed var(--line-strong);
  border-radius:2px;
}
.filter-btn{
  padding:.38rem .8rem;
  font-size:.78rem;
  letter-spacing:.08em;
  color:var(--c-grey);
  background:transparent;
  border:1px solid var(--line);
  border-radius:1px;
  cursor:pointer;
  transition:color var(--dur) var(--ease),background-color var(--dur) var(--ease),
             border-color var(--dur) var(--ease);
}
.filter-btn:hover{color:var(--c-neon);border-color:rgba(124,255,107,.5);}
.filter-btn[aria-pressed="true"]{
  background:var(--c-neon);
  color:#04120e;
  border-color:var(--c-neon);
  font-weight:700;
}
.filter-count{
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.1em;
  color:var(--c-sand);
}
[data-filter-item][hidden]{display:none !important;}

/* ---------- 显现 ---------- */
.has-js .reveal{
  opacity:0;
  transform:translateY(10px);
  transition:opacity 200ms var(--ease),transform 200ms var(--ease);
}
.has-js .reveal.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .masthead{display:contents;}
  .masthead-kicker{display:none;}
  .header-inner{
    grid-template-columns:minmax(0,1fr) auto;
    grid-template-areas:
      "brand toggle"
      "rail rail"
      "nav nav";
    gap:.55rem .8rem;
    width:min(var(--maxw),calc(100% - 1.6rem));
    padding-block:.7rem .8rem;
  }
  .brand{grid-area:brand;justify-self:start;}
  .header-actions{grid-area:toggle;justify-self:end;}
  .header-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-rail{
    grid-area:rail;
    flex-direction:row;
    align-items:center;
    gap:.35rem;
    overflow-x:auto;
    padding-bottom:.2rem;
    scrollbar-width:none;
  }
  .header-rail::-webkit-scrollbar{display:none;}
  .rail-label{flex:none;font-size:.56rem;letter-spacing:.24em;}
  .rail-chip{flex:none;font-size:.7rem;}
  .site-nav{
    grid-area:nav;
    display:none;
    padding-top:.5rem;
    border-top:1px solid var(--line);
  }
  .site-header[data-open] .site-nav{display:block;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list li + li a::before{display:none;}
  .nav-list a{
    padding:.62rem .2rem;
    font-size:.95rem;
    border-bottom:1px solid var(--line-soft);
  }
  .nav-list a:hover{background:rgba(31,77,66,.35);}
  .site-nav a[aria-current="page"]::after{left:.2rem;right:auto;width:26px;bottom:.2rem;}

  .footer-inner{grid-template-columns:minmax(0,1fr);gap:2rem;}
  .footer-stack{width:100%;}
  .footer-brand{box-shadow:8px 8px 0 rgba(201,183,156,.18);}
}

@media (max-width:560px){
  :root{--gutter:clamp(.9rem,4vw,1.3rem);}
  .header-inner{gap:.5rem .6rem;}
  .brand-mark{width:2rem;height:2rem;font-size:1.05rem;}
  .brand-sub{font-size:.55rem;letter-spacing:.12em;}
  .filter-count{margin-left:0;width:100%;}
  .footer-base{flex-direction:column;align-items:flex-start;gap:.4rem;}
  .footer-base p{line-height:1.7;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .has-js .reveal{opacity:1 !important;transform:none !important;}
  .btn:hover,.rail-chip:hover,.brand:hover .brand-mark{transform:none !important;}
  .footer-nav-list a:hover{padding-left:0;}
}