/* 轮播画廊专用样式 */
.hidden{display:none !important}

#app{height:100vh;height:100svh;display:flex;flex-direction:column;background:var(--ink);position:relative}
.carousel{flex:1;display:flex;flex-direction:column;position:relative;overflow:hidden}

/* 顶部品牌 */
.top{position:absolute;top:0;left:0;right:0;z-index:20;display:flex;justify-content:space-between;
  align-items:center;padding:22px clamp(20px,4vw,48px);pointer-events:none}
.top .brand{pointer-events:auto}
.admin-link{pointer-events:auto;font-size:12px;letter-spacing:.12em;color:var(--muted);
  padding:8px 14px;border:1px solid var(--line);border-radius:999px;transition:.2s;background:rgba(5,11,20,.3)}
.admin-link:hover{color:#fff;border-color:var(--red)}

/* 舞台：占据全屏 */
.stage{flex:1;position:relative;overflow:hidden;min-height:0}
.track{position:absolute;inset:0;display:flex;transition:transform .75s cubic-bezier(.65,.05,.3,1);will-change:transform}
.slide{flex:0 0 100%;height:100%;position:relative;background:var(--ink-2);overflow:hidden}
.slide .bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.06);transition:transform 6s ease}
.slide.active .bg{transform:scale(1)}
.slide .ovl{position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,10,18,.5) 0%,rgba(5,10,18,.08) 30%,rgba(5,10,18,.25) 55%,rgba(5,10,18,.92) 100%)}
.slide.grad .ovl{background:linear-gradient(180deg,rgba(5,10,18,.35),rgba(5,10,18,.92))}

/* 封面文字层 */
.slide .text{position:absolute;left:clamp(22px,4vw,60px);right:clamp(22px,4vw,60px);bottom:clamp(20px,4vh,44px);z-index:3}
.slide .tag{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;padding:6px 13px;
  border:1px solid var(--red);color:#ffb3b8;font-size:12px;font-weight:600;letter-spacing:.2em;border-radius:2px;background:rgba(230,0,18,.1)}
.slide .tag::before{content:"";width:7px;height:7px;background:var(--red);border-radius:50%}
.slide h2{font-family:var(--serif);font-weight:700;font-size:clamp(24px,4.2vw,46px);line-height:1.18;
  letter-spacing:.015em;text-wrap:balance;max-width:18em;text-shadow:0 4px 30px rgba(0,0,0,.5)}
.slide .rule{width:64px;height:3px;background:var(--red);margin:16px 0 12px;border-radius:2px}
.slide .excerpt{font-size:clamp(13px,1.6vw,15px);line-height:1.8;color:rgba(255,255,255,.86);
  max-width:min(52em,98%);margin:0;white-space:normal;word-break:break-word}

/* 无图封面：白色背景 + 内容不填充颜色 */
.slide.light{background:#ffffff}
.slide.light .ovl{background:transparent}
.slide.light .tag{background:transparent;border-color:#c83349;color:#a01f30}
.slide.light .tag::before{display:none}
.slide.light h2{color:#16181d;text-shadow:none}
.slide.light .rule{background:var(--red)}
.slide.light .excerpt{color:#4a4f59}

/* 左右箭头 */
.arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:15;width:52px;height:52px;
  border-radius:50%;border:1px solid var(--line);background:rgba(5,11,20,.35);color:#fff;
  font-size:30px;line-height:1;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center}
.arrow:hover{background:var(--red);border-color:var(--red)}
.arrow.prev{left:clamp(10px,2vw,28px)}
.arrow.next{right:clamp(10px,2vw,28px)}
.arrow:disabled{opacity:.3;pointer-events:none}

/* 进度指示：分段条——仅当前格显示红色进度（带半透明轨道），其余格完全透明 */
.progress{position:absolute;left:0;right:0;bottom:0;height:4px;z-index:16;display:flex;gap:4px;
  padding:0 clamp(16px,3vw,40px);background:transparent;pointer-events:none}
.progress .seg{flex:1;height:4px;background:transparent;border-radius:2px;overflow:hidden;position:relative}
.progress .seg.act{background:rgba(255,255,255,.22)}   /* 仅当前格保留半透明轨道 */
.progress .seg i{position:absolute;inset:0;background:var(--red);transform:scaleX(0);transform-origin:left;border-radius:2px}
.progress .seg.act i{transition:none}
.progress .seg.on i{transition:transform .3s}
.progress.paused .seg.act i{transition:none}

/* 底部信息条 */
.foot{height:58px;display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(20px,4vw,48px);background:#0a101c;border-top:1px solid rgba(255,255,255,.06)}
.foot-meta{font-size:12px;color:var(--muted);letter-spacing:.08em}
.foot-meta b{color:#fff}
.foot-count{font-family:var(--mono);font-size:13px;letter-spacing:.2em;color:rgba(255,255,255,.7)}
.foot-count em{color:var(--red);font-style:normal}

/* 二级界面（新闻详情）：默认与画廊同尺寸叠放，右上角常驻关闭/最大化 */
.detail{position:absolute;inset:0;z-index:62;display:flex;flex-direction:column;
  background:#0c1423;opacity:0;pointer-events:none;transition:opacity .28s ease}
.detail.show{opacity:1;pointer-events:auto}
.detail.max{position:fixed;background:#070c16;z-index:200}
.detail .d-body{flex:1;overflow-y:auto;scrollbar-width:thin;
  box-sizing:border-box;padding:84px clamp(20px,5vw,64px) 64px;width:min(920px,100%);margin:0 auto}
.detail .d-top{position:absolute;top:0;left:0;right:0;z-index:5;display:flex;justify-content:flex-end;gap:10px;padding:18px 22px;
  background:linear-gradient(180deg,rgba(6,10,18,.65),transparent)}
.detail .d-ctl{width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.24);
  background:rgba(12,20,35,.78);color:#fff;font-size:20px;line-height:1;cursor:pointer;transition:.2s;backdrop-filter:blur(4px)}
.detail .d-ctl:hover{background:var(--red);border-color:var(--red)}
.d-body .d-hero{width:100%;max-height:230px;object-fit:cover;border-radius:8px;margin-bottom:18px}
.d-body .d-tag{color:#ffb3b8;font-size:11px;letter-spacing:.2em;margin-bottom:10px}
.d-body h2{font-family:var(--serif);font-size:24px;line-height:1.3;margin-bottom:12px}
.d-body .d-meta{font-size:12px;color:var(--muted);margin-bottom:14px}
.d-body .d-text{font-size:15px;line-height:2;color:rgba(255,255,255,.88);white-space:pre-wrap}
.d-body .d-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:22px}
.d-body .d-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:8px;cursor:zoom-in;
  border:1px solid rgba(255,255,255,.12);transition:transform .25s,border-color .25s}
.d-body .d-img:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.4)}
.d-body .d-hero{cursor:zoom-in}
@media (max-width:560px){.d-body .d-gallery{grid-template-columns:1fr 1fr}}

/* 图片灯箱（z-index 需高于最大化详情 .detail.max，避免工具栏被遮挡点不到） */
.lightbox{position:fixed;inset:0;z-index:600;display:none;align-items:center;justify-content:center;
  background:rgba(3,6,12,.9);backdrop-filter:blur(6px)}
.lightbox.show{display:flex}
.lightbox .lb-stage{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  overflow:hidden;user-select:none;touch-action:none}
.lightbox .lb-zoom{display:flex;align-items:center;justify-content:center;
  transform-origin:center;transition:width 0s;will-change:transform}
.lightbox .lb-stage img{max-width:94vw;max-height:88vh;object-fit:contain;border-radius:6px;
  box-shadow:0 30px 90px rgba(0,0,0,.6);cursor:grab}
.lightbox .lb-stage.drag img{cursor:grabbing}
.lightbox .lb-close,.lightbox .lb-nav{position:absolute;z-index:10;border:1px solid rgba(255,255,255,.25);background:rgba(20,28,44,.7);
  color:#fff;cursor:pointer;border-radius:50%;width:46px;height:46px;font-size:26px;line-height:1;transition:.2s}
.lightbox .lb-close:hover,.lightbox .lb-nav:hover{background:var(--red);border-color:var(--red)}
.lightbox .lb-close{top:22px;right:22px}
.lightbox .lb-nav{top:50%;transform:translateY(-50%)}
.lightbox .lb-nav.prev{left:18px}
.lightbox .lb-nav.next{right:18px}
.lightbox .lb-count{position:absolute;z-index:10;bottom:24px;left:50%;transform:translateX(-50%);color:#fff;
  font-size:13px;letter-spacing:.15em;background:rgba(20,28,44,.7);padding:5px 14px;border-radius:20px}
/* 缩放工具栏 */
/* 工具栏（需在 .lb-stage 之上才能被点击） */
.lightbox .lb-bar{position:absolute;z-index:11;right:18px;top:84px;display:flex;flex-direction:column;gap:8px;align-items:center}
.lightbox .lb-tb{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.25);
  background:rgba(20,28,44,.7);color:#fff;font-size:18px;line-height:1;cursor:pointer;transition:.2s}
.lightbox .lb-tb:hover{background:var(--red);border-color:var(--red)}
.lightbox .lb-pct{font-size:12px;color:#fff;letter-spacing:.05em;background:rgba(20,28,44,.7);
  padding:3px 9px;border-radius:12px;white-space:nowrap}

/* 空状态 */
.empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:var(--muted);text-align:center;padding:30px}
.empty h3{font-size:22px;color:#fff}

/* 窄屏：隐藏左右箭头换滑动手势 */
@media (max-width:640px){
  .arrow{display:none}
  .slide h2{font-size:clamp(24px,6vw,34px)}
}