:root{
  --bg:#0b0f14; --card:#141b24; --line:#243041; --text:#e8eef5; --muted:#8a9bb0;
  --primary:#2f7dff; --accent:#14b88a; --danger:#e5484d; --warn:#f5a524;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--text);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overscroll-behavior:none}
.hidden{display:none!important}
#app{height:100%}

.screen{display:none;position:fixed;inset:0}
.screen.active{display:flex}
.screen.center{align-items:center;justify-content:center;padding:16px;overflow:auto}
.screen.scroll{overflow-y:auto;-webkit-overflow-scrolling:touch}

.card{width:100%;max-width:420px;background:var(--card);border:1px solid var(--line);
  border-radius:20px;padding:24px;display:flex;flex-direction:column;gap:12px}
.page{width:100%;max-width:520px;margin:0 auto;padding:16px 16px 48px;display:flex;flex-direction:column;gap:10px}
.logo{font-size:48px;text-align:center}
h1,h2,h3{margin:0}
h1{text-align:center;font-size:24px}
h2{font-size:20px}
h3{font-size:16px;margin-top:14px}
.muted{color:var(--muted)} .tiny{font-size:12px} p{margin:0;line-height:1.45}
.error{color:var(--danger);font-size:13px;min-height:18px}

input,select{width:100%;padding:14px;border-radius:12px;border:1px solid var(--line);
  background:#0e141c;color:var(--text);font-size:16px}
input:focus,select:focus{outline:2px solid var(--primary);border-color:transparent}
label{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted)}
input[readonly]{opacity:.6}

.btn{border:0;border-radius:14px;padding:12px 16px;font-size:15px;font-weight:600;
  color:#fff;background:#223044;cursor:pointer}
.btn:active{transform:scale(.98)}
.btn.big{padding:18px;font-size:17px;display:flex;flex-direction:column;align-items:center;gap:2px}
.btn.big small{font-weight:400;opacity:.85;font-size:12px}
.btn.primary{background:var(--primary)} .btn.accent{background:var(--accent)}
.btn.danger{background:var(--danger)}
.btn.small{padding:8px 12px;font-size:13px;border-radius:10px;background:rgba(0,0,0,.55);backdrop-filter:blur(6px)}
.btn.small.danger{background:rgba(229,72,77,.85)}
.btn.link{background:none;color:var(--muted);font-weight:500;font-size:13px}
.btn.left{align-self:flex-start;padding-left:0}
.btn:disabled{opacity:.45}

.status{padding:10px 12px;border-radius:10px;font-size:13px;background:#0e141c;border:1px solid var(--line)}
.status.ok{border-color:var(--accent);color:#8ef0cf}
.status.warn{border-color:var(--warn);color:#ffd88a}
.status.bad{border-color:var(--danger);color:#ffb3b5}
.opt{flex-direction:row;gap:10px;align-items:flex-start;background:#0e141c;border:1px solid var(--line);
  border-radius:12px;padding:12px;color:var(--text)}
.opt input{width:auto;margin-top:4px}
.opt small{color:var(--muted)}
.tutorial{border-radius:12px;overflow:hidden;border:1px dashed var(--line)}
.tutorial img{display:block;width:100%;height:auto}
.tutorial .ph{display:none;padding:18px;text-align:center;color:var(--muted);font-size:13px}
.tutorial.missing img{display:none}
.tutorial.missing .ph{display:block}

/* ---- Layar kamera ---- */
#screen-camera{background:#000;flex-direction:column}
#camPreview{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;background:#000}
.cam-top{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;
  padding:calc(10px + env(safe-area-inset-top)) 12px 10px;gap:8px;z-index:5}
.row{display:flex;gap:8px}
.pill{background:rgba(0,0,0,.6);padding:8px 12px;border-radius:999px;font-size:13px;font-weight:600}
.cam-hint{position:absolute;bottom:16px;left:12px;right:12px;text-align:center;font-size:12px;
  background:rgba(0,0,0,.6);padding:8px;border-radius:10px;z-index:5}
#blackout{position:fixed;inset:0;background:#000;z-index:50}
#blackout button{position:absolute;right:14px;bottom:calc(14px + env(safe-area-inset-bottom));
  width:44px;height:44px;border-radius:50%;border:1px solid #333;background:#0a0a0a;color:#555;font-size:16px}

/* ---- Layar pantau ---- */
#screen-monitor{background:#000}
.monitor-wrap{position:relative;width:100%;height:100%;background:#000;display:flex;align-items:center;justify-content:center}
#remoteVideo{width:100%;height:100%;object-fit:contain;background:#000}
.watermark{position:absolute;top:calc(8px + env(safe-area-inset-top));left:10px;right:10px;display:flex;flex-wrap:wrap;
  gap:4px 14px;font-family:ui-monospace,"Courier New",monospace;font-size:12px;letter-spacing:.5px;
  color:#fff;text-shadow:0 0 3px #000,1px 1px 2px #000;pointer-events:none;z-index:3}
.watermark .rec{color:#ff4343;animation:blink 1.2s steps(2) infinite}
@keyframes blink{50%{opacity:.25}}
.signal{display:inline-flex;align-items:flex-end;gap:2px}
.signal i{display:inline-block;width:4px;background:rgba(255,255,255,.3);border-radius:1px}
.signal i:nth-of-type(1){height:5px}.signal i:nth-of-type(2){height:8px}
.signal i:nth-of-type(3){height:11px}.signal i:nth-of-type(4){height:14px}
.signal i.on{background:#3dff9a}
.rec-badge{position:absolute;top:calc(34px + env(safe-area-inset-top));right:12px;background:rgba(229,72,77,.9);
  padding:4px 10px;border-radius:999px;font-size:12px;font-family:ui-monospace,monospace;z-index:3}
.overlay{position:absolute;inset:0;background:rgba(0,0,0,.78);display:flex;flex-direction:column;gap:16px;align-items:center;justify-content:center;
  text-align:center;padding:24px;z-index:4;font-size:17px;font-weight:600}
.controls{position:absolute;left:0;right:0;bottom:calc(22px + env(safe-area-inset-bottom));display:flex;justify-content:center;
  gap:8px;padding:0 8px;flex-wrap:wrap;z-index:6}
.ctl{display:flex;flex-direction:column;align-items:center;gap:2px;min-width:62px;padding:8px 8px;border-radius:14px;
  border:0;background:rgba(20,27,36,.82);color:#fff;font-size:22px;backdrop-filter:blur(6px);
  touch-action:none;user-select:none;-webkit-user-select:none}
.ctl small{font-size:10px;opacity:.85;max-width:70px;text-align:center;line-height:1.1}
.ctl.on{background:var(--warn);color:#000}
.ctl.talk.active{background:var(--accent);box-shadow:0 0 0 3px rgba(20,184,138,.5)}
.ctl.rec-on{background:var(--danger)}
.ctl.danger{background:rgba(229,72,77,.9)}
.ctl:disabled{opacity:.4}
.rec-note{position:absolute;left:10px;right:10px;bottom:calc(4px + env(safe-area-inset-bottom));text-align:center;
  font-size:10px;color:rgba(255,255,255,.55);z-index:6}

#toast{position:fixed;left:50%;bottom:90px;transform:translate(-50%,20px);background:#1d2836;color:#fff;
  padding:12px 16px;border-radius:12px;font-size:14px;max-width:88%;text-align:center;opacity:0;pointer-events:none;
  transition:.25s;z-index:99;border:1px solid var(--line)}
#toast.show{opacity:1;transform:translate(-50%,0)}

@media (orientation:landscape) and (max-height:480px){
  .ctl{min-width:54px;padding:6px;font-size:18px}
  .ctl small{display:none}
  .rec-note{display:none}
}