/* === 户外工具箱 — Dashboard 仪表盘 === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root {
  --bg: #0a0e14;
  --surface: #141920;
  --surface-hover: #1a2028;
  --border: #1e2530;
  --border-glow: #2a3340;
  --text: #e8ecf1;
  --text-secondary: #8a94a3;
  --text-muted: #4a5360;
  --accent: #F0A500;
  --accent-glow: rgba(240,165,0,.25);
  --azimuth: #4dabf7;
  --danger: #ff6b6b;
  --success: #51cf66;
  --font-data: 'SF Mono','Cascadia Code','Menlo','Consolas',monospace;
  --font-ui: 'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --safe-top: env(safe-area-inset-top,10px);
  --safe-bottom: env(safe-area-inset-bottom,10px);
}

html,body{height:100%;overflow:hidden}
body{
  font-family:var(--font-ui);background:var(--bg);color:var(--text);
  -webkit-tap-highlight-color:transparent;-webkit-font-smoothing:antialiased;
  user-select:none;-webkit-user-select:none;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(240,165,0,.04), transparent),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(77,171,247,.03), transparent);
}

.dashboard{
  height:100%;max-width:420px;margin:0 auto;
  padding:var(--safe-top) 14px var(--safe-bottom);
  display:flex;flex-direction:column;gap:8px;
  overflow:hidden;
}

/* === 顶部 === */
.dash-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:4px 0 8px;flex-shrink:0;
}
.header-brand{
  display:flex;align-items:center;gap:8px;
  font-size:14px;font-weight:700;letter-spacing:3px;color:var(--text-secondary);
}
.header-brand i{color:var(--accent);font-size:18px;filter:drop-shadow(0 0 6px var(--accent-glow))}
.header-right{display:flex;align-items:center;gap:6px}
.signal-dot{width:6px;height:6px;border-radius:50%;background:var(--text-muted);transition:background .5s}
.signal-dot.live{background:var(--success);box-shadow:0 0 6px rgba(81,207,102,.5)}
.signal-dot.error{background:var(--danger);box-shadow:0 0 6px rgba(255,107,107,.5)}
.status-text{font-family:var(--font-data);font-size:10px;color:var(--text-muted);text-transform:uppercase}

/* === 罗盘仪表 === */
.gauge-panel{
  display:flex;align-items:center;justify-content:center;gap:24px;
  padding:8px 0;flex-shrink:0;position:relative;
}
.compass-gauge{
  position:relative;width:140px;height:140px;
  display:flex;align-items:center;justify-content:center;
}
.compass-svg{
  position:absolute;inset:0;width:140px;height:140px;
}
.compass-rose{position:absolute;inset:0;pointer-events:none}
.rose-n,.rose-s,.rose-e,.rose-w{
  position:absolute;font-size:10px;font-weight:700;color:var(--text-muted);
}
.rose-n{top:8px;left:50%;transform:translateX(-50%);color:var(--danger)}
.rose-s{bottom:8px;left:50%;transform:translateX(-50%)}
.rose-e{right:8px;top:50%;transform:translateY(-50%)}
.rose-w{left:8px;top:50%;transform:translateY(-50%)}

.compass-reading{display:flex;flex-direction:column;min-width:70px}
.reading-degree{
  font-family:var(--font-data);font-size:40px;font-weight:500;
  line-height:1;letter-spacing:-2px;
  background:linear-gradient(180deg,var(--text) 0%,var(--text-secondary) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.reading-dir{
  font-size:12px;color:var(--azimuth);margin-top:2px;
  letter-spacing:2px;text-transform:uppercase;
}

/* === 数据卡片 === */
.metrics-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:8px;flex-shrink:0;
}
.metric-card{
  background:var(--surface);border:1px solid var(--border);
  padding:12px;position:relative;overflow:hidden;
  transition:background .2s,border-color .2s;
}
.metric-card:active{background:var(--surface-hover)}
.metric-wide{grid-column:1/-1}
.metric-icon{
  position:absolute;top:10px;right:10px;font-size:16px;
  opacity:.1;color:var(--text);
}
.metric-body{position:relative;z-index:1}
.metric-value{
  font-family:var(--font-data);font-size:20px;font-weight:500;line-height:1;
  transition:color .4s;
}
.metric-value.updating{color:var(--accent)}
.metric-label{
  font-size:9px;color:var(--text-muted);text-transform:uppercase;
  letter-spacing:1.5px;margin-top:4px;
}
.metric-sub{
  position:relative;z-index:1;font-family:var(--font-data);
  font-size:9px;color:var(--text-muted);margin-top:6px;
  transition:color .4s;
}
.metric-sub.updating{color:var(--accent)}
.metric-sub-alt{
  position:relative;z-index:1;font-family:var(--font-data);
  font-size:9px;color:var(--text-muted);margin-top:2px;
  transition:color .4s;
}
.metric-sub-alt.updating{color:var(--accent)}

/* 坐标行 */
.metric-coords .metric-body{display:flex;gap:20px}
.coord-pair{display:flex;align-items:baseline;gap:6px}
.coord-key{
  font-size:9px;font-weight:700;letter-spacing:1px;text-transform:uppercase;
}
.coord-key.lat{color:var(--accent)}
.coord-key.lng{color:var(--azimuth)}
.coord-num{
  font-family:var(--font-data);font-size:13px;font-weight:500;
  transition:color .4s;
}
.coord-num.updating{color:var(--accent)}

/* 海拔 速度 精度 顶部色条 */
.metric-alt::before,.metric-speed::before,.metric-precision::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
}
.metric-alt::before{background:linear-gradient(90deg,var(--accent),transparent 70%)}
.metric-speed::before{background:linear-gradient(90deg,var(--azimuth),transparent 70%)}
.metric-precision::before{background:linear-gradient(90deg,rgba(255,255,255,.3),transparent 70%)}

/* === 底部按钮 === */
.dash-footer{display:flex;gap:8px;flex-shrink:0}
.dash-btn{
  flex:1;padding:12px;border:1px solid var(--border);
  background:var(--surface);color:var(--text);
  font-family:var(--font-ui);font-size:13px;font-weight:600;
  display:flex;align-items:center;justify-content:center;gap:6px;
  cursor:pointer;transition:all .2s;-webkit-appearance:none;
  letter-spacing:.5px;
}
.dash-btn:active{background:var(--surface-hover);border-color:var(--border-glow)}
.dash-btn:disabled{opacity:.25;pointer-events:none}
.btn-mark{border-left:3px solid var(--accent)}
.btn-log{border-left:3px solid var(--azimuth)}
.btn-sm{padding:7px 12px;font-size:11px;flex:none}
.btn-danger{color:var(--danger)}

/* === 弹层 === */
.modal{
  position:fixed;inset:0;background:rgba(0,0,0,.8);
  display:flex;align-items:flex-end;z-index:100;
  padding-bottom:var(--safe-bottom);
}
.modal.hidden{display:none}
.modal-panel{
  background:var(--bg);border:1px solid var(--border);border-bottom:none;
  width:100%;max-width:420px;max-height:60vh;display:flex;flex-direction:column;
}
.modal-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px;border-bottom:1px solid var(--border);
  font-weight:700;font-size:14px;
}
.modal-head i{color:var(--accent)}
.modal-x{background:none;border:none;color:var(--text-muted);font-size:20px;cursor:pointer}
.modal-body{flex:1;overflow-y:auto;padding:10px 14px}
.empty-note{text-align:center;color:var(--text-muted);padding:40px 0;font-size:13px}
.empty-note i{display:block;font-size:26px;margin-bottom:10px;opacity:.2}
.modal-foot{display:flex;gap:6px;padding:10px 14px;border-top:1px solid var(--border);justify-content:flex-end}
.waypoint-item{
  display:flex;justify-content:space-between;align-items:flex-start;
  padding:10px 0;border-bottom:1px solid var(--border);
}
.waypoint-item:last-child{border:none}
.waypoint-info{flex:1;min-width:0}
.waypoint-coords{font-family:var(--font-data);font-size:11px;color:var(--accent)}
.waypoint-alt{font-size:10px;color:var(--text-secondary);margin-top:2px}
.waypoint-time{font-size:9px;color:var(--text-muted);margin-top:1px}
.waypoint-actions{display:flex;gap:3px;flex-shrink:0;margin-left:6px}
.waypoint-actions button{
  background:none;border:1px solid var(--border);color:var(--text-muted);
  padding:3px 6px;font-size:10px;cursor:pointer;
}
.waypoint-actions button:active{border-color:var(--accent)}

.toast{
  position:fixed;top:44px;left:50%;transform:translateX(-50%);
  background:var(--surface);border:1px solid var(--border-glow);color:var(--text);
  padding:6px 16px;font-family:var(--font-data);font-size:11px;
  z-index:200;transition:opacity .2s;
  box-shadow:0 4px 20px rgba(0,0,0,.5);
}
.toast.hidden{opacity:0;pointer-events:none}
::-webkit-scrollbar{width:2px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border)}

/* === 罗盘校准按钮 === */
.compass-cal{
  position:absolute;bottom:18px;left:50%;transform:translateX(-50%);
  background:var(--accent);color:#0a0e14;border:none;border-radius:20px;
  padding:4px 10px;font-size:10px;font-weight:700;cursor:pointer;z-index:10;
  box-shadow:0 0 10px var(--accent-glow);white-space:nowrap;
}
.compass-cal.hidden{display:none}

/* === 启动定位覆盖层 === */
.startup-overlay{
  position:fixed;inset:0;background:rgba(10,14,20,.95);
  display:flex;align-items:center;justify-content:center;z-index:300;
  backdrop-filter:blur(4px);
}
.startup-overlay.hidden{display:none}
.startup-card{
  text-align:center;padding:36px 28px;max-width:300px;
}
.startup-card i{color:var(--accent);margin-bottom:18px;filter:drop-shadow(0 0 10px var(--accent-glow))}
.startup-card h2{font-size:20px;margin-bottom:8px}
.startup-card p{font-size:13px;color:var(--text-secondary);margin-bottom:24px;line-height:1.5}
.startup-error{
  margin-top:14px;font-size:11px;color:var(--danger);line-height:1.4;
}
.dash-btn.btn-primary{
  background:var(--accent);color:#0a0e14;border-color:var(--accent);
  padding:14px 28px;font-size:15px;letter-spacing:1px;
  box-shadow:0 0 18px var(--accent-glow);
}
.dash-btn.btn-primary:active{background:#e09900}