/* uscarrier 站点样式（v14：index.html 切换为 Velocity 服务端渲染，本文件无破坏性变更；
   保留 v13 Leaflet 1.9.4 暗色化样式与 v12 hero 美化，与 /i/uscarrier/index.html?v=14 配套） */
:root{
  --bg:#06090f;--bg2:#0b111c;--panel:#0e1524;--panel2:#121b2e;--line:#1c2942;
  --tx:#c9d6ea;--dim:#7d8db0;--cy:#39d6ff;--gold:#ffc857;--red:#ff5d5d;--grn:#4ade80;
  --mono:ui-monospace,'SF Mono',Consolas,Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--tx);font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;line-height:1.6}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:repeating-linear-gradient(0deg,transparent 0 2px,rgba(57,214,255,.015) 2px 4px)}
.mono{font-family:var(--mono)}
a{color:var(--cy);text-decoration:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}

/* ===== hero 标题（v12 美化） ===== */
#hero{padding:72px 0 52px;position:relative;overflow:hidden}
#hero::before{content:"";position:absolute;top:-40px;left:50%;transform:translateX(-50%);width:640px;height:340px;
  background:radial-gradient(ellipse at center top,rgba(57,214,255,.12),transparent 68%);pointer-events:none}
.hero-eyebrow{display:inline-flex;align-items:center;gap:14px;font-family:var(--mono);font-size:12px;
  letter-spacing:5px;color:#6fa3d8;position:relative;z-index:1;white-space:nowrap}
.hero-eyebrow::before,.hero-eyebrow::after{content:"";width:46px;height:1px;flex:none}
.hero-eyebrow::before{background:linear-gradient(90deg,transparent,rgba(57,214,255,.65))}
.hero-eyebrow::after{background:linear-gradient(270deg,transparent,rgba(57,214,255,.65))}
#hero h1{margin-top:16px;font-size:clamp(32px,5.2vw,54px);color:#fff;font-weight:900;letter-spacing:3px;line-height:1.25;
  position:relative;z-index:1;display:flex;align-items:baseline;flex-wrap:wrap;column-gap:10px;
  text-shadow:0 0 30px rgba(57,214,255,.18)}
#hero h1 .t-anchor{font-size:.68em;color:var(--gold);filter:drop-shadow(0 0 12px rgba(255,200,87,.5));
  display:inline-block;animation:anchor-sway 5s ease-in-out infinite;transform-origin:50% 60%}
@keyframes anchor-sway{0%,100%{transform:rotate(-9deg)}50%{transform:rotate(9deg)}}
#hero h1 .t-main{background:linear-gradient(180deg,#ffffff 30%,#a8c4e8);-webkit-background-clip:text;
  background-clip:text;-webkit-text-fill-color:transparent}
#hero h1 .t-accent{position:relative;background:linear-gradient(100deg,var(--cy),#a6ecff 38%,var(--cy) 55%,#e8fbff 50%,var(--cy) 62%);
  background-size:220% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  filter:drop-shadow(0 0 16px rgba(57,214,255,.35));animation:title-shine 7s linear infinite}
#hero h1 .t-accent::after{content:"";position:absolute;left:2px;right:2px;bottom:-4px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--cy),rgba(57,214,255,.12));box-shadow:0 0 8px rgba(57,214,255,.5)}
@keyframes title-shine{0%{background-position:220% 0}100%{background-position:-220% 0}}
@media (prefers-reduced-motion:reduce){#hero h1 .t-anchor,#hero h1 .t-accent{animation:none}}
#hero .sub{margin-top:14px;color:var(--dim);max-width:760px;font-size:14px}
#hero .os{display:inline-block;margin-top:18px;padding:6px 14px;border:1px solid rgba(74,222,128,.4);color:var(--grn);border-radius:4px;font-size:12px;letter-spacing:1px}

/* stats */
#stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin:-26px auto 0;position:relative;z-index:2;padding-bottom:0}
.stat{background:var(--panel);border:1px solid var(--line);border-top:2px solid var(--cy);border-radius:6px;padding:14px 16px}
.stat b{display:block;font-size:26px;color:var(--cy);font-weight:800}
.stat i{font-style:normal;color:var(--dim);font-size:12px;letter-spacing:1px}

/* sections */
section{padding:56px 0;}
h2.sec{font-size:22px;color:#fff;font-weight:700;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:6px}
h2.sec::before{content:"";width:4px;height:20px;background:var(--cy);border-radius:2px}
.sec-sub{color:var(--dim);font-size:13px;margin-bottom:24px;max-width:900px}
.warnline{display:inline-flex;align-items:center;gap:6px;margin-top:8px;padding:5px 12px;border:1px solid rgba(255,200,87,.4);
  background:rgba(255,200,87,.08);color:var(--gold);border-radius:4px;font-size:12px}

/* fleet table */
.tblbox{overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:var(--panel)}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:860px}
th{background:var(--panel2);color:var(--dim);text-align:left;padding:10px 12px;font-weight:600;letter-spacing:1px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:10px 12px;border-bottom:1px solid rgba(28,41,66,.6);white-space:nowrap}
tr:hover td{background:rgba(57,214,255,.04)}
#fleet tbody tr{cursor:pointer}
.tag{display:inline-block;padding:2px 8px;border-radius:3px;font-size:11px;letter-spacing:1px}
.tag.deploy{background:rgba(255,93,93,.15);color:var(--red)}
.tag.ready{background:rgba(255,200,87,.15);color:var(--gold)}
.tag.maint{background:rgba(125,141,176,.15);color:var(--dim)}

/* ===== Leaflet 态势地图（v13 本地化引擎：css/leaflet.css + js/leaflet.js） ===== */
#mapbox{position:relative;height:500px;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#0a0f1a}
#mapbox.fs{position:fixed;inset:0;z-index:300;height:100vh;width:100vw;border:none;border-radius:0}
body.fs-lock{overflow:hidden}
#map{width:100%;height:100%;background:#0a0f1a;position:relative}
.leaflet-container{background:#0a0f1a;font-family:inherit;font-size:12px}
/* 瓦片层整体暗色化（仅滤色瓦片，标记/气泡/控件保持原色） */
.leaflet-tile-pane{filter:invert(1) hue-rotate(185deg) brightness(.92) contrast(.9) saturate(.55)}
/* 缩放控件暗色化 */
.leaflet-bar{border:none;box-shadow:0 2px 10px rgba(0,0,0,.55)}
.leaflet-bar a{background:rgba(14,21,36,.92);color:var(--tx);border-bottom:1px solid var(--line);width:34px;height:34px;line-height:34px;font-size:17px}
.leaflet-bar a:hover{background:#182338;color:var(--cy)}
.leaflet-bar a:first-child{border-radius:4px 4px 0 0}
.leaflet-bar a:last-child{border-radius:0 0 4px 4px;border-bottom:none}
/* 属性条暗色化 */
.leaflet-control-attribution{background:rgba(6,9,15,.78);color:#546a93;font-size:10px;padding:2px 8px}
.leaflet-control-attribution a{color:var(--cy)}
/* 活动区虚线圈 */
.cvn-zone{pointer-events:none}
/* 母港/船厂标记 */
.cvn-base{background:none;border:none}
.cvn-base .b-dot{display:block;width:10px;height:10px;border-radius:50%;background:#1c2942;border:2px solid #546a93;
  box-shadow:0 0 0 2px rgba(10,16,28,.5)}
.cvn-base:hover .b-dot{border-color:var(--cy)}
/* 航母标记：光圈 + 色点 + 舷号标签 */
.cvn-mk{display:flex;flex-direction:column;align-items:center;background:none;border:none}
.cvn-mk .ring{width:26px;height:26px;border-radius:50%;border:2px solid rgba(255,255,255,.4);
  display:flex;align-items:center;justify-content:center;background:rgba(10,16,28,.4);transition:.15s}
.cvn-mk .dot{width:11px;height:11px;border-radius:50%;box-shadow:0 0 10px rgba(0,0,0,.7)}
.cvn-mk .lbl{font-family:var(--mono);font-size:11px;letter-spacing:1px;margin-top:3px;
  text-shadow:0 1px 3px #000,0 0 6px rgba(0,0,0,.85)}
.cvn-mk:hover .ring{transform:scale(1.18)}
.cvn-mk.deploy .ring{border-color:rgba(255,93,93,.65);box-shadow:0 0 12px rgba(255,93,93,.35)}
.cvn-mk.ready .ring{border-color:rgba(255,200,87,.6);box-shadow:0 0 10px rgba(255,200,87,.3)}
.cvn-mk.active .ring{border-color:#fff;animation:pulse 1.2s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,255,255,.35)}100%{box-shadow:0 0 0 18px rgba(255,255,255,0)}}
/* 气泡：Leaflet Popup 原生锚定（拖拽/缩放/动画全程贴合标记，不再需要手动跟随） */
.cvn-pop .leaflet-popup-content-wrapper{background:rgba(10,16,28,.96);color:var(--tx);border:1px solid var(--cy);
  border-radius:5px;box-shadow:0 4px 18px rgba(0,0,0,.5)}
.cvn-pop .leaflet-popup-content{margin:10px 15px;font-size:12.5px;line-height:1.9;color:var(--tx)}
.cvn-pop .leaflet-popup-content b{color:#fff}
.cvn-pop .leaflet-popup-content i{font-style:normal;color:#7d8db0;font-size:11px}
.cvn-pop .leaflet-popup-tip{background:rgba(10,16,28,.96);border-right:1px solid var(--cy);border-bottom:1px solid var(--cy);
  width:13px;height:13px;margin:-7px auto 0}
#map-full{position:absolute;right:12px;top:92px;z-index:20;width:34px;height:34px;background:rgba(14,21,36,.92);
  color:var(--tx);border:1px solid var(--line);border-radius:4px;cursor:pointer;font-size:16px;line-height:1}
#map-full:hover{background:#182338;color:var(--cy)}
.osm-fallback{position:absolute;left:12px;top:12px;z-index:40;display:none;max-width:340px;
  background:rgba(255,200,87,.12);border:1px solid rgba(255,200,87,.5);color:var(--gold);
  padding:10px 14px;border-radius:4px;font-size:12px;line-height:1.8}
.osm-fallback code{color:#fff;font-family:var(--mono)}
.maplegend{position:absolute;right:12px;bottom:30px;z-index:20;background:rgba(10,16,28,.92);border:1px solid var(--line);
  padding:12px 16px;border-radius:4px;font-size:12.5px;color:var(--dim);line-height:2.1}
.maplegend .dot{display:inline-block;width:11px;height:11px;border-radius:50%;margin-right:6px}
.maplegend .sq{display:inline-block;width:11px;height:11px;margin-right:6px;background:#1c2942;border:2px solid #546a93;border-radius:50%}
.maplegend .ring{display:inline-block;width:11px;height:11px;margin-right:6px;border-radius:50%;border:1.5px dashed #ff5d5d}
.maplegend .lghint{display:block;border-top:1px dashed var(--line);margin-top:5px;padding-top:5px;color:#546a93;font-size:11px}

/* timeline */
#tl{position:relative;margin-left:14px;border-left:2px solid var(--line)}
.tl-item{position:relative;padding:0 0 26px 26px}
.tl-item::before{content:"";position:absolute;left:-8px;top:6px;width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--cy)}
.tl-time{font-family:var(--mono);font-size:12px;color:var(--cy);letter-spacing:1px}
.tl-title{color:#fff;font-weight:600;margin:2px 0}
.tl-desc{color:var(--dim);font-size:13px;max-width:760px}
.tl-src{font-size:12px;color:#546a93;margin-top:4px}
.conf{display:inline-block;padding:1px 7px;border-radius:3px;font-size:11px;margin-right:8px;vertical-align:1px}
.conf.c1{background:rgba(74,222,128,.15);color:var(--grn)}
.conf.c2{background:rgba(255,200,87,.15);color:var(--gold)}
.conf.c3{background:rgba(125,141,176,.15);color:var(--dim)}

/* cards */
.cards,.gcard{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:16px 18px;transition:.2s}
.card:hover{border-color:rgba(57,214,255,.5);transform:translateY(-2px)}
.card h3{font-size:15px;color:#fff;margin-bottom:8px}
.card h3 em{font-style:normal;color:var(--gold);font-family:var(--mono);font-size:12px;margin-right:8px}
.card h3 i{font-style:normal;color:var(--cy);font-size:13px}
.card p{font-size:13px;color:var(--dim)}
.card .chips{margin-top:10px;display:flex;flex-wrap:wrap;gap:6px}
.chip{background:rgba(57,214,255,.08);border:1px solid rgba(57,214,255,.25);color:var(--cy);
  font-size:11px;padding:2px 8px;border-radius:3px}
.osint-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.osint-grid .card a{display:block}
.osint-grid .card b{color:var(--tx);font-size:14px}
.osint-grid .card p{margin-top:4px;font-size:12px}

/* footer */
footer{padding:40px 0 60px;color:#546a93;font-size:12px;text-align:center}
footer .f-line{border-top:1px solid var(--line);margin-bottom:26px}
footer a{color:var(--cy)}

@media(max-width:720px){
  #mapbox{height:500px}
  #stats-grid{margin-top:-18px}
  .maplegend{display:none}
  .hero-eyebrow{letter-spacing:2px;font-size:10px;gap:8px}
  .hero-eyebrow::before,.hero-eyebrow::after{width:24px}
  #hero h1{letter-spacing:2px;column-gap:6px}
}