:root{
  --bg:#0b1020;
  --panel:#101a33;
  --card:#0f1730;
  --muted:rgba(255,255,255,.65);
  --text:rgba(255,255,255,.92);
  --line:rgba(255,255,255,.10);
  --accent:#6ee7b7;
  --danger:#fb7185;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius:18px;
  --radius-sm:12px;
  --font: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background: radial-gradient(1200px 700px at 20% 0%, rgba(110,231,183,.20), transparent 60%),
              radial-gradient(1000px 700px at 80% 0%, rgba(99,102,241,.20), transparent 60%),
              var(--bg);
  color:var(--text);
  font-family:var(--font);
}

a{color:inherit}

.topbar{
  position:sticky;
  top:0;
  z-index:10;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px 18px;
  border-bottom:1px solid var(--line);
  background: rgba(11,16,32,.75);
  backdrop-filter: blur(10px);
}

.brand{display:flex; align-items:center; gap:12px;}
.logo{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background: linear-gradient(135deg, rgba(110,231,183,.25), rgba(99,102,241,.20));
  border:1px solid var(--line);
  box-shadow: var(--shadow);
  font-size:22px;
}
.title .h1{font-weight:800; letter-spacing:.2px}
.title .sub{font-size:12px; color:var(--muted)}

.top-actions{display:flex; gap:10px; align-items:center; flex-wrap:wrap;}

.layout{
  display:grid;
  grid-template-columns: 280px 1fr;
  min-height: calc(100vh - 74px);
}

.sidebar{
  border-right:1px solid var(--line);
  padding:14px;
}
.side-head{
  display:flex; align-items:center; justify-content:space-between;
  margin-bottom:12px;
}
.side-title{font-weight:750}
.side-foot{margin-top:12px; padding-top:12px; border-top:1px dashed var(--line);}

.content{padding:16px 18px}

.btn{
  background: linear-gradient(135deg, rgba(110,231,183,.85), rgba(110,231,183,.65));
  color: #062018;
  border: none;
  border-radius: 14px;
  padding: 10px 12px;
  font-weight: 750;
  cursor:pointer;
  box-shadow: var(--shadow);
  transition: transform .08s ease, filter .08s ease;
}
.btn:hover{filter: brightness(1.05)}
.btn:active{transform: translateY(1px)}
.btn.ghost{
  background: rgba(255,255,255,.06);
  color: var(--text);
  border:1px solid var(--line);
  box-shadow: none;
}
.btn.danger{ background: rgba(251,113,133,.18); color: var(--text); border:1px solid rgba(251,113,133,.45); }
.btn.small{padding:7px 10px; border-radius:12px; font-size:12px; box-shadow:none;}
.icon-btn{
  border:none;
  background: rgba(255,255,255,.06);
  color:var(--text);
  border:1px solid var(--line);
  width:36px;height:36px;
  border-radius: 12px;
  cursor:pointer;
}

.file-btn{position:relative; overflow:hidden;}
.file-btn input{
  position:absolute; inset:0; opacity:0; cursor:pointer;
}

.turtle-list{display:flex; flex-direction:column; gap:10px;}
.turtle-item{
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: 16px;
  padding: 12px;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
}
.turtle-item.active{
  border-color: rgba(110,231,183,.55);
  background: rgba(110,231,183,.08);
}
.turtle-name{font-weight:800}
.turtle-meta{font-size:12px; color:var(--muted); margin-top:4px}
.turtle-actions{display:flex; gap:8px; opacity:.85}
.pill{
  font-size:11px;
  color:var(--muted);
  padding:4px 8px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
}

.hidden{display:none !important}
.muted{color:var(--muted)}
.small{font-size:12px}

.panel{display:flex; flex-direction:column; gap:14px;}
.panel-head{
  display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
}
.panel-title .h2{font-size:22px; font-weight:900}
.panel-title .meta{font-size:12px; color:var(--muted); margin-top:6px}
.panel-actions{display:flex; gap:10px}

.grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:14px;
}
@media (max-width: 980px){
  .layout{grid-template-columns:1fr}
  .sidebar{border-right:none; border-bottom:1px solid var(--line)}
  .grid{grid-template-columns:1fr}
}

.card{
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card-head{
  padding: 14px 14px 10px;
  border-bottom:1px solid var(--line);
  display:flex; align-items:center; justify-content:space-between; gap:10px;
}
.card-title{font-weight:850}
.card-body{padding:14px}

.chart-wrap{position:relative}
.chart-fallback{padding:10px; border:1px dashed var(--line); border-radius:14px; margin-top:8px}

.form{display:flex; flex-direction:column; gap:12px}
.row{display:grid; grid-template-columns: 1fr 1fr; gap:10px}
.field{display:flex; flex-direction:column; gap:6px}
label{font-size:12px; color:var(--muted)}
input, textarea{
  width:100%;
  padding:10px 12px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: rgba(11,16,32,.35);
  color: var(--text);
  outline:none;
}
textarea{min-height:72px; resize:vertical}
.actions{display:flex; gap:10px; align-items:center; flex-wrap:wrap}

.preview{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:8px;
}
.thumb{
  width:72px; height:72px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  overflow:hidden;
  display:grid;
  place-items:center;
  position:relative;
}
.thumb img, .thumb video{
  width:100%; height:100%;
  object-fit:cover;
}
.thumb .tag{
  position:absolute;
  left:6px; top:6px;
  background: rgba(0,0,0,.5);
  border:1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  padding:2px 6px;
  font-size:11px;
}

.records{display:flex; flex-direction:column; gap:10px}
.record{
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  border-radius: var(--radius);
  padding:12px;
  display:flex;
  justify-content:space-between;
  gap:12px;
}
.record-left{min-width:0}
.record-title{font-weight:850}
.record-sub{font-size:12px; color:var(--muted); margin-top:4px}
.record-note{margin-top:8px; white-space:pre-wrap; color:rgba(255,255,255,.86)}
.record-media{margin-top:10px; display:flex; gap:8px; flex-wrap:wrap}
.record-actions{display:flex; gap:8px; align-items:flex-start; flex-wrap:wrap; justify-content:flex-end}
.badge{
  font-size:12px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: var(--text);
}

.empty{display:grid; place-items:center; min-height:60vh;}
.empty-card{
  width:min(560px, 92vw);
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:24px;
  text-align:center;
}
.empty-title{font-size:22px; font-weight:900}
.empty-sub{color:var(--muted); margin:10px 0 16px; line-height:1.6}

.modal{
  position:fixed; inset:0;
  display:grid;
  place-items:center;
  z-index:50;
}
.modal-backdrop{
  position:absolute; inset:0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
}
.modal-card{
  position:relative;
  width:min(920px, 92vw);
  max-height: 86vh;
  overflow:hidden;
  border-radius: var(--radius);
  border:1px solid var(--line);
  background: rgba(11,16,32,.95);
  box-shadow: var(--shadow);
  display:flex;
  flex-direction:column;
}
.modal-head{
  padding:12px 14px;
  border-bottom:1px solid var(--line);
  display:flex; align-items:center; justify-content:space-between;
}
.modal-title{font-weight:900}
.modal-body{
  padding:14px;
  overflow:auto;
}
.modal-foot{
  padding:12px 14px;
  border-top:1px solid var(--line);
  display:flex; justify-content:flex-end; gap:10px; flex-wrap:wrap;
}
.gallery{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap:12px;
}
@media (max-width: 720px){
  .gallery{grid-template-columns:1fr}
}
.media-card{
  border:1px solid var(--line);
  border-radius: var(--radius);
  overflow:hidden;
  background: rgba(255,255,255,.03);
}
.media-card .cap{
  padding:8px 10px;
  font-size:12px;
  color:var(--muted);
  border-top:1px solid var(--line);
}
.media-card img, .media-card video{
  width:100%;
  max-height: 440px;
  object-fit: contain;
  background: #000;
}


/* Avatar thumbnails */
.turtle-left{
  display:flex;
  gap:10px;
  align-items:center;
  min-width:0;
}
.turtle-avatar{
  width:40px;
  height:40px;
  border-radius: 14px;
  border:1px solid var(--line);
  overflow:hidden;
  background: rgba(255,255,255,.04);
  flex: 0 0 auto;
}
.turtle-avatar img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.header-avatar{
  width:44px;
  height:44px;
  border-radius: 16px;
  border:1px solid var(--line);
  overflow:hidden;
  background: rgba(255,255,255,.04);
  box-shadow: var(--shadow);
}
.header-avatar img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.panel-title-row{
  display:flex;
  align-items:center;
  gap:12px;
}