:root{
  --bg:#0A0C0E;
  --surface:#14181C;
  --surface-2:#1B2025;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --text:#F2F4F6;
  --muted:#8A929B;
  --accent:#F5A524;
  --danger:#E5544B;
  --tab-h:64px;
  --safe-b:env(safe-area-inset-bottom,0px);
  --safe-t:env(safe-area-inset-top,0px);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none !important}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  overflow:hidden;
}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select{font:inherit;color:inherit}

.app{position:relative;height:100dvh;display:flex;flex-direction:column;overflow:hidden}

/* ---------- 视图 ---------- */
.view{
  position:absolute;inset:0;bottom:calc(var(--tab-h) + var(--safe-b));
  display:none;flex-direction:column;overflow:hidden;
}
.view.is-active{display:flex}

/* ---------- 取景 ---------- */
.cam-stage{
  position:relative;flex:1;min-height:0;background:#000;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.cam-stage video,.cam-stage canvas{
  position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block;
}
.cam-stage video{opacity:0;transition:opacity .35s}
.cam-stage.is-live video{opacity:1}

.hud{
  position:absolute;top:calc(12px + var(--safe-t));left:12px;right:12px;
  display:flex;gap:8px;flex-wrap:wrap;pointer-events:none;z-index:3;
}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(0,0,0,.55);backdrop-filter:blur(8px);
  border-radius:999px;padding:5px 10px;font-size:12px;color:#fff;
  border:.5px solid rgba(255,255,255,.14);
}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--muted);flex:0 0 auto}
.chip.ok .dot{background:#3DDC97}
.chip.warn .dot{background:var(--accent)}
.chip.bad .dot{background:var(--danger)}

.banner{
  position:absolute;left:50%;bottom:16px;transform:translateX(-50%);
  background:rgba(0,0,0,.72);color:#fff;font-size:12.5px;
  padding:8px 14px;border-radius:10px;max-width:86%;text-align:center;
  border:.5px solid rgba(255,255,255,.14);z-index:4;line-height:1.5;
}

/* ---------- 快门条 ---------- */
.capture-dock{flex:0 0 auto;background:var(--bg);padding-top:10px}
.quickbar{
  display:flex;gap:8px;padding:0 20px;overflow-x:auto;min-height:0;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.quickbar::-webkit-scrollbar{display:none}
.quickbar:empty{display:none}
.remark-chip{
  flex:0 0 auto;font-size:12.5px;padding:7px 13px;border-radius:999px;
  background:var(--surface-2);color:#A9B1B9;border:.5px solid var(--line);
  white-space:nowrap;transition:.15s;
}
.remark-chip.on{background:rgba(245,165,36,.16);color:var(--accent);border-color:rgba(245,165,36,.5)}

.shutterbar{
  flex:0 0 auto;height:112px;display:flex;align-items:center;justify-content:space-between;
  padding:0 34px;background:var(--bg);
}
.shutter{
  width:74px;height:74px;border-radius:50%;
  border:3px solid #fff;display:flex;align-items:center;justify-content:center;
  transition:transform .12s ease;
}
.shutter i{width:58px;height:58px;border-radius:50%;background:#fff;display:block;transition:transform .12s}
.shutter:active{transform:scale(.95)}
.shutter:active i{transform:scale(.9)}
.shutter[disabled]{opacity:.4}

.thumb{
  width:52px;height:52px;border-radius:10px;overflow:hidden;
  border:1.5px solid rgba(255,255,255,.28);background:#1A1E22;
  background-size:cover;background-position:center;
}
.thumb-empty{display:block;width:100%;height:100%;
  background:linear-gradient(135deg,#232A31,#171B1F)}

.icon-btn{
  width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:#fff;background:rgba(255,255,255,.08);
}
.icon-btn:active{background:rgba(255,255,255,.16)}

/* ---------- 页面通用 ---------- */
.page-head{
  flex:0 0 auto;display:flex;align-items:baseline;gap:10px;
  padding:calc(18px + var(--safe-t)) 20px 12px;
}
.page-head h1{font-size:20px;font-weight:500;margin:0;letter-spacing:.2px}
.muted{color:var(--muted);font-size:13px;margin:0}

.record-list{padding:0 12px 24px;overflow-y:auto;-webkit-overflow-scrolling:touch;flex:1}
.day-group{margin-bottom:18px}
.day-title{
  font-size:12.5px;color:var(--muted);padding:6px 8px;display:flex;justify-content:space-between;
}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.cell{
  position:relative;aspect-ratio:3/4;border-radius:8px;overflow:hidden;background:#171B1F;
  background-size:cover;background-position:center;
}
.cell:active{opacity:.85}
.cell .badge{
  position:absolute;left:5px;bottom:5px;font-size:10.5px;color:#fff;
  background:rgba(0,0,0,.6);padding:1px 5px;border-radius:4px;
}

.empty{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:6px;color:var(--muted);font-size:14px;
}
.empty p{margin:0;color:var(--text);font-size:15px}
.empty span{font-size:12.5px}

/* ---------- 设置 ---------- */
.settings-body{flex:1;overflow-y:auto;padding:0 16px 28px;-webkit-overflow-scrolling:touch}
.group{
  background:var(--surface);border-radius:14px;padding:6px 14px;
  margin-bottom:14px;border:.5px solid var(--line);
}
.group-title{
  font-size:12px;color:var(--muted);padding:12px 0 4px;letter-spacing:.4px;
}
.field{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:13px 0;border-bottom:.5px solid var(--line);min-height:50px;
}
.field:last-child{border-bottom:0}
.field > span{font-size:14px;flex:0 0 auto;color:#DDE2E7}
.field.stack{flex-direction:column;align-items:stretch;gap:7px;padding:12px 0}
.field.stack > span{font-size:12.5px;color:var(--muted)}
.field.stack input[type=text]{
  text-align:left;background:var(--surface-2);border-radius:9px;
  padding:10px 12px;font-size:14px;width:100%;
}
.field input[type=text]{
  flex:1;min-width:0;background:transparent;border:0;text-align:right;
  color:var(--text);font-size:14px;outline:none;padding:2px 0;
}
.field input[type=text]::placeholder{color:#4E555D}
.field select{
  flex:1;min-width:0;background:transparent;border:0;text-align:right;
  color:var(--text);font-size:14px;outline:none;
  -webkit-appearance:none;appearance:none;
}
.field select option{background:var(--surface-2);color:var(--text)}
.field input[type=range]{flex:1;accent-color:var(--accent);height:24px}

.logo-row{display:flex;align-items:center;gap:8px}
.logo-row img{width:34px;height:34px;border-radius:6px;object-fit:cover;background:#222}
.btn-ghost{
  font-size:12.5px;padding:6px 11px;border-radius:8px;
  border:.5px solid var(--line-strong);color:#C9D0D6;
}
.btn-ghost.danger{color:var(--danger);border-color:rgba(229,84,75,.4)}

.switches{display:flex;flex-wrap:wrap;gap:8px;padding:6px 0 14px}
.sw{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;
  background:var(--surface-2);border:.5px solid var(--line);
  padding:8px 12px;border-radius:9px;color:#C9D0D6;
}
.sw input{accent-color:var(--accent);width:15px;height:15px}

.tip{font-size:12px;color:var(--muted);line-height:1.6;margin:10px 0 12px}
.about{padding:10px 0 14px}
.about p{margin:0 0 6px;font-size:13px;color:#C9D0D6;line-height:1.6}

/* ---------- Tab ---------- */
.tabbar{
  flex:0 0 auto;margin-top:auto;height:calc(var(--tab-h) + var(--safe-b));
  padding-bottom:var(--safe-b);
  display:flex;background:rgba(10,12,14,.94);backdrop-filter:blur(12px);
  border-top:.5px solid var(--line);z-index:20;
}
.tab{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  color:#5F676F;font-size:10.5px;transition:color .15s;
}
.tab.is-active{color:var(--accent)}

/* ---------- 详情面板 ---------- */
.sheet{position:fixed;inset:0;z-index:50;display:flex;align-items:flex-end}
.sheet[hidden]{display:none}
.sheet-mask{position:absolute;inset:0;background:rgba(0,0,0,.62)}
.sheet-panel{
  position:relative;width:100%;max-height:92dvh;display:flex;flex-direction:column;
  background:var(--surface);border-radius:20px 20px 0 0;
  border-top:.5px solid var(--line-strong);
  animation:slideUp .22s ease-out;
}
@keyframes slideUp{from{transform:translateY(28px);opacity:.6}to{transform:none;opacity:1}}
.sheet-head{
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
  padding:16px 16px 10px;border-bottom:.5px solid var(--line);
}
.sheet-head h2{margin:0 0 3px;font-size:15px;font-weight:500}
.sheet-head .icon-btn{width:34px;height:34px;background:transparent}
.sheet-body{flex:1;overflow-y:auto;padding:12px 16px}
.sheet-body img{width:100%;border-radius:10px;display:block;background:#000}
.meta{margin-top:12px;display:flex;flex-direction:column;gap:1px}
.meta-row{
  display:flex;justify-content:space-between;gap:16px;
  padding:9px 0;border-bottom:.5px solid var(--line);font-size:13px;
}
.meta-row span:first-child{color:var(--muted);flex:0 0 auto}
.meta-row span:last-child{text-align:right;word-break:break-all;color:#DDE2E7}
.meta-row.mono span:last-child{font-family:"SF Mono",ui-monospace,Menlo,monospace;font-size:12px}
.sheet-actions{
  display:flex;gap:10px;padding:12px 16px calc(16px + var(--safe-b));
  border-top:.5px solid var(--line);
}
.btn-primary{
  flex:1;height:46px;border-radius:11px;background:var(--accent);color:#1A1205;
  font-size:14.5px;font-weight:500;
}
.btn-primary:active{opacity:.85}
.sheet-actions .btn-ghost{height:46px;padding:0 20px;font-size:14px}

/* ---------- Toast ---------- */
.toast{
  position:fixed;left:50%;bottom:calc(var(--tab-h) + var(--safe-b) + 186px);
  transform:translate(-50%,10px);background:rgba(28,32,37,.96);
  border:.5px solid var(--line-strong);color:#fff;font-size:13px;
  padding:9px 16px;border-radius:10px;opacity:0;pointer-events:none;
  transition:opacity .2s,transform .2s;z-index:60;white-space:nowrap;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- 拍摄闪烁 ---------- */
.flash{position:absolute;inset:0;background:#fff;opacity:0;pointer-events:none;z-index:5}
.flash.fire{animation:flash .18s ease-out}
@keyframes flash{0%{opacity:.85}100%{opacity:0}}