:root{
  --ink:#06140e;
  --ink-soft:#0c2118;
  --paper:#e1f5eb;
  --signal:#10b981;   
  --signal-dim:#059669;
  --danger:#ef4444;
  --ok:#10b981;
  --mono: 'IBM Plex Mono', 'SFMono-Regular', Menlo, Consolas, monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --gallery-width: 240px;

  --gallery-bg:#f4fbf7;
  --gallery-border:#c8e6d9;
  --gallery-ink:#06140e;
  --gallery-ink-soft:#426958;
}

*{ 
  box-sizing:border-box; 
  -webkit-tap-highlight-color: transparent;
}

html,body{
  margin:0; padding:0;
  width:100%; height:100%;
  background:var(--ink);
  overflow:hidden;
  font-family:var(--sans);
  color:var(--paper);
  touch-action: manipulation;
}

#app{
  display:flex;
  width:100vw;
  height:100vh;
  height:100dvh;
  overflow:hidden;
}

#stage{
  position:relative;
  flex:1 1 auto;
  height:100%;
  background:#000;
  overflow:hidden;
}

video{
  display:none;
}

canvas#sceneCanvas{
  position:absolute;
  top:50%; left:50%;
  transform:translate(-50%,-50%);
  display:block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* Bingkai Layar Kamera / Screen Frame */
.stage-frame{
  position:absolute;
  inset: 16px;
  border: 1px solid rgba(16, 185, 129, 0.28);
  border-radius: 6px;
  pointer-events: none;
  z-index: 4;
  box-shadow: inset 0 0 35px rgba(16, 185, 129, 0.07), 0 0 15px rgba(16, 185, 129, 0.1);
  transition: all 0.3s ease;
}

.frame-corner{
  position:absolute;
  width: 28px;
  height: 28px;
  border-color: var(--signal);
  border-style: solid;
  transition: all 0.3s ease;
  filter: drop-shadow(0 0 4px rgba(16, 185, 129, 0.6));
}

.frame-tl{
  top:-2px; left:-2px;
  border-width: 3px 0 0 3px;
  border-top-left-radius: 6px;
}
.frame-tr{
  top:-2px; right:-2px;
  border-width: 3px 3px 0 0;
  border-top-right-radius: 6px;
}
.frame-bl{
  bottom:-2px; left:-2px;
  border-width: 0 0 3px 3px;
  border-bottom-left-radius: 6px;
}
.frame-br{
  bottom:-2px; right:-2px;
  border-width: 0 3px 3px 0;
  border-bottom-right-radius: 6px;
}

.hud-top{
  position:absolute;
  top:0; left:0; right:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: clamp(10px, 2vh, 18px) clamp(12px, 3vw, 22px);
  padding-top: max(clamp(10px, 2vh, 18px), env(safe-area-inset-top));
  background:linear-gradient(to bottom, rgba(6,20,14,0.92), rgba(6,20,14,0.4) 70%, transparent);
  pointer-events:none;
  z-index:5;
  gap: 10px;
  flex-wrap: wrap;
}

.hud-right{
  display:flex;
  align-items:center;
  gap: clamp(6px, 1.5vw, 12px);
  pointer-events:auto;
  flex-shrink: 0;
}

.cam-toggle-btn{
  font-family:var(--mono);
  font-size: clamp(9px, 1.2vw, 11px);
  letter-spacing:0.06em;
  text-transform:uppercase;
  padding: 8px 14px;
  min-height: 38px;
  border-radius:4px;
  border:1px solid var(--danger);
  background:rgba(239,68,68,0.15);
  color:#f87171;
  cursor:pointer;
  display:flex;
  align-items:center;
  gap:6px;
  transition:all 0.2s ease;
  user-select: none;
}
.cam-toggle-btn.active{
  border-color:var(--signal);
  background:rgba(16,185,129,0.2);
  color:#34d399;
  box-shadow:0 0 12px rgba(16,185,129,0.25);
}
.cam-toggle-btn:active{
  transform:scale(0.96);
}

.brand{
  font-family:var(--mono);
  font-size: clamp(10px, 1.6vw, 13px);
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--signal);
  display:flex;
  align-items:center;
  gap:8px;
  white-space: nowrap;
}
.brand small{
  color:var(--paper);
  opacity:0.65;
  letter-spacing:0.08em;
  font-size: 0.85em;
}

.status-pill{
  font-family:var(--mono);
  font-size: clamp(9px, 1.2vw, 11px);
  letter-spacing:0.06em;
  text-transform:uppercase;
  padding: 6px 10px;
  min-height: 34px;
  border-radius:4px;
  border:1px solid rgba(16,185,129,0.3);
  background:rgba(6,20,14,0.75);
  backdrop-filter: blur(4px);
  display:flex;
  align-items:center;
  gap:7px;
  white-space: nowrap;
}
.status-dot{
  width:7px; height:7px; border-radius:50%;
  background:var(--danger);
  box-shadow:0 0 6px var(--danger);
  transition:background 0.2s, box-shadow 0.2s;
  flex-shrink: 0;
}
.status-dot.live{ background:var(--ok); box-shadow:0 0 6px var(--ok); }
.status-dot.armed{ background:var(--signal); box-shadow:0 0 8px var(--signal); }
.status-dot.solved{ background:var(--ok); box-shadow:0 0 10px var(--ok); }

.hud-bottom{
  position:absolute;
  bottom:0; left:0; right:0;
  display:flex;
  align-items:flex-end;
  justify-content:flex-start;
  gap:16px;
  padding:18px 22px 22px;
  background:linear-gradient(to top, rgba(6,20,14,0.9), transparent);
  pointer-events:none;
  z-index:5;
}

.gesture-key{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  font-family:var(--mono);
  font-size:10.5px;
  letter-spacing:0.03em;
  color:rgba(225,245,235,0.75);
  max-width:100%;
}
.gesture-key .item{ display:flex; align-items:center; gap:6px; }
.gesture-key .swatch{
  width:9px; height:9px;
  border:1.5px solid var(--paper);
  opacity:0.7;
  flex-shrink:0;
}
.gesture-key .swatch.pinch{ border-radius:50%; border-color:var(--signal); }
.gesture-key .swatch.drag{ border-radius:50%; border-color:var(--ok); border-style:dashed; }
.gesture-key .swatch.fist{ border-radius:2px; border-color:var(--danger); background:var(--danger); opacity:0.9;}

.progress-badge{
  position:absolute;
  top: clamp(60px, 9vh, 75px);
  right: clamp(12px, 3vw, 22px);
  font-family:var(--mono);
  font-size: clamp(9px, 1.2vw, 11px);
  letter-spacing:0.06em;
  text-transform:uppercase;
  padding: 6px 12px;
  border-radius:4px;
  border:1px solid rgba(16,185,129,0.35);
  background:rgba(6,20,14,0.8);
  backdrop-filter: blur(4px);
  color:var(--signal);
  z-index:5;
  opacity:0;
  transform:translateY(-6px);
  transition:opacity 0.25s ease, transform 0.25s ease, border-color 0.25s ease, color 0.25s ease;
  pointer-events:none;
}
.progress-badge.visible{ opacity:1; transform:translateY(0); }
.progress-badge.solved{
  border-color:rgba(16,185,129,0.8);
  color:var(--ok);
}

#loadingOverlay{
  position:absolute; inset:0;
  background:var(--ink);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:16px;
  padding: 20px;
  z-index:20;
  transition:opacity 0.4s ease;
}
#loadingOverlay.hidden{ opacity:0; pointer-events:none; }
.loader-text{
  font-family:var(--mono);
  font-size: clamp(11px, 1.5vw, 13px);
  letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--signal);
  text-align:center;
  max-width:90vw;
  line-height: 1.5;
}
.loader-bar{
  width: min(240px, 70vw); 
  height: 3px;
  background:rgba(225,245,235,0.15);
  overflow:hidden;
  border-radius: 2px;
}
.loader-bar::after{
  content:'';
  display:block;
  width:40%; height:100%;
  background:var(--signal);
  animation:loaderSlide 1.1s ease-in-out infinite;
}
@keyframes loaderSlide{
  0%{ transform:translateX(-100%); }
  100%{ transform:translateX(350%); }
}
.loader-retry{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:0.08em;
  text-transform:uppercase;
  background:transparent;
  border:1px solid var(--signal);
  color:var(--signal);
  padding: 10px 20px;
  min-height: 44px;
  border-radius: 4px;
  cursor:pointer;
  transition:background 0.15s, color 0.15s;
}
.loader-retry:hover{ background:var(--signal); color:#06140e; }
.loader-retry.hidden{ display:none; }

#errorBanner{
  position:absolute;
  top:18px; left:50%;
  transform:translateX(-50%);
  background:var(--danger);
  color:#ffffff;
  font-family:var(--mono);
  font-size:12px;
  padding:10px 16px;
  border-radius:4px;
  z-index:30;
  display:none;
  max-width:90vw;
  text-align:center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

#gallery{
  flex:0 0 var(--gallery-width);
  width:var(--gallery-width);
  height:100%;
  background:var(--gallery-bg);
  color:var(--gallery-ink);
  border-left:1px solid var(--gallery-border);
  display:flex;
  flex-direction:column;
  overflow:hidden;
  transition: all 0.3s ease;
}

.gallery-head{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 16px 10px;
  border-bottom:1px solid var(--gallery-border);
}
.gallery-title{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--signal-dim);
  font-weight: 600;
}
.gallery-count{
  font-family:var(--mono);
  font-size:11px;
  color:var(--gallery-ink-soft);
}

.strip-complete-msg{
  flex:0 0 auto;
  margin:10px 12px 0;
  padding:8px 10px;
  font-family:var(--mono);
  font-size:10.5px;
  line-height:1.4;
  text-align:center;
  letter-spacing:0.02em;
  color:#047857;
  background:#e6f7f0;
  border:1px solid #a7f3d0;
  border-radius:4px;
  display:none;
}
.strip-complete-msg.visible{ display:block; }

.gallery-strip{
  flex:1 1 auto;
  overflow-y:auto;
  overflow-x:hidden;
  padding:12px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.gallery-strip::-webkit-scrollbar{ width:5px; height:5px; }
.gallery-strip::-webkit-scrollbar-thumb{ background:var(--gallery-border); border-radius:3px; }
.gallery-strip::-webkit-scrollbar-track{ background:transparent; }

.gallery-empty{
  font-family:var(--mono);
  font-size:10.5px;
  line-height:1.6;
  color:var(--gallery-ink-soft);
  text-align:center;
  padding:24px 4px;
}

.print{
  background:#fff;
  border:1px solid var(--gallery-border);
  border-radius: 4px;
  box-shadow:0 2px 6px rgba(6,20,14,0.08);
  padding:6px 6px 8px;
  animation:printDrop 0.4s cubic-bezier(0.2, 0.8, 0.3, 1.1);
  flex-shrink:0;
}
@keyframes printDrop{
  0%{ opacity:0; transform:translateY(-14px) scale(0.95); }
  100%{ opacity:1; transform:translateY(0) scale(1); }
}
.print canvas{
  width:100%;
  display:block;
  border-radius: 2px;
}
.print .print-label{
  font-family:var(--mono);
  font-size:9px;
  letter-spacing:0.06em;
  color:var(--gallery-ink-soft);
  text-align:center;
  margin-top:6px;
  font-weight: 500;
}

.gallery-actions{
  flex:0 0 auto;
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:12px 14px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  border-top:1px solid var(--gallery-border);
  background: var(--gallery-bg);
}

.gallery-action-btn{
  width:100%;
  padding: 10px 0;
  min-height: 40px;
  font-family:var(--mono);
  font-size:10.5px;
  letter-spacing:0.06em;
  text-transform:uppercase;
  background:#fff;
  border:1px solid var(--signal-dim);
  color:var(--signal-dim);
  border-radius: 4px;
  cursor:pointer;
  transition:all 0.15s ease;
  user-select: none;
  font-weight: 600;
}
.gallery-action-btn:hover:not(:disabled){
  background:var(--signal);
  border-color:var(--signal);
  color:#ffffff;
}
.gallery-action-btn:active:not(:disabled){
  transform: scale(0.98);
}
.gallery-action-btn:disabled{
  opacity:0.4;
  cursor:not-allowed;
}

.gallery-action-btn--danger{
  border-color:var(--danger);
  color:var(--danger);
}
.gallery-action-btn--danger:hover{
  background:var(--danger);
  border-color:var(--danger);
  color:#fff;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES FOR TABLET & MOBILE DEVICES
   ========================================================================== */

@media (max-width: 899px) {
  :root {
    --gallery-width: 200px;
  }
}

/* Mobile & Tablet Portrait Layout */
@media (max-width: 768px) {
  .stage-frame {
    inset: 10px;
  }
  .frame-corner {
    width: 20px;
    height: 20px;
  }

  #app {
    flex-direction: column;
  }

  #stage {
    flex: 1 1 auto;
    width: 100vw;
    height: auto;
    min-height: 50vh;
  }

  #gallery {
    flex: 0 0 auto;
    width: 100vw;
    height: auto;
    max-height: 38vh;
    border-left: none;
    border-top: 1px solid var(--gallery-border);
    box-shadow: 0 -4px 16px rgba(0,0,0,0.15);
    z-index: 10;
  }

  .gallery-head {
    padding: 8px 14px;
  }

  .gallery-strip {
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 10px 14px;
    align-items: center;
  }

  .gallery-empty {
    padding: 10px;
    width: 100%;
    font-size: 10px;
  }

  .print {
    width: 130px;
    padding: 5px 5px 6px;
  }

  .gallery-actions {
    flex-direction: row;
    gap: 10px;
    padding: 8px 14px;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
  }

  .gallery-action-btn {
    flex: 1;
    min-height: 38px;
    font-size: 10px;
  }

  .strip-complete-msg {
    margin: 6px 14px 0;
    padding: 6px 8px;
    font-size: 10px;
  }
}

@media (max-width: 480px) {
  .hud-top {
    padding: 8px 12px;
  }

  .brand small {
    display: none;
  }

  .status-pill {
    padding: 4px 8px;
    font-size: 9px;
  }

  .cam-toggle-btn {
    padding: 6px 10px;
    font-size: 9.5px;
    min-height: 34px;
  }

  .progress-badge {
    top: 52px;
    right: 12px;
    font-size: 9px;
    padding: 4px 8px;
  }
}

/* ==========================================================================
   MODAL POPUP PRATINJAU STRIP FOTO
   ========================================================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(6, 20, 14, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: #0c2118;
  border: 1px solid rgba(16, 185, 129, 0.4);
  border-radius: 12px;
  width: min(480px, 92vw);
  max-height: 88vh;
  max-height: 88dvh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 25px rgba(16, 185, 129, 0.15);
  transform: scale(0.92) translateY(10px);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

.modal-overlay.visible .modal-card {
  transform: scale(1) translateY(0);
}

.modal-header {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(16, 185, 129, 0.2);
  background: rgba(6, 20, 14, 0.6);
}

.modal-title {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 600;
  color: var(--signal);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-x {
  background: transparent;
  border: none;
  color: rgba(225, 245, 235, 0.6);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  padding: 0 6px;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}

.modal-close-x:hover {
  color: #fff;
  background: rgba(239, 68, 68, 0.2);
}

.modal-body {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background: #06140e;
}

.strip-preview-container {
  background: #ffffff;
  padding: 16px;
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  max-width: 100%;
  display: flex;
  justify-content: center;
}

.strip-preview-container canvas {
  display: block;
  max-width: 100%;
  height: auto;
  max-height: 52vh;
  object-fit: contain;
  border-radius: 2px;
}

.modal-footer {
  flex: 0 0 auto;
  display: flex;
  gap: 12px;
  padding: 14px 20px;
  border-top: 1px solid rgba(16, 185, 129, 0.2);
  background: rgba(6, 20, 14, 0.8);
  justify-content: flex-end;
}

.modal-btn {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 18px;
  min-height: 40px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.15s ease;
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.modal-btn--primary {
  background: var(--signal);
  border: 1px solid var(--signal);
  color: #06140e;
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.3);
}

.modal-btn--primary:hover {
  background: #34d399;
  border-color: #34d399;
  box-shadow: 0 0 18px rgba(16, 185, 129, 0.5);
}

.modal-btn--secondary {
  background: transparent;
  border: 1px solid rgba(225, 245, 235, 0.3);
  color: var(--paper);
}

.modal-btn--secondary:hover {
  background: rgba(225, 245, 235, 0.1);
  border-color: rgba(225, 245, 235, 0.6);
}

/* ==========================================================================
   FILTER SWITCH CONTROLS (HITAM PUTIH / NORMAL)
   ========================================================================== */

.filter-switch {
  display: flex;
  background: rgba(6, 20, 14, 0.75);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 4px;
  padding: 2px;
  gap: 2px;
  backdrop-filter: blur(4px);
}

.filter-switch-btn {
  font-family: var(--mono);
  font-size: clamp(9px, 1.1vw, 10.5px);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 10px;
  border-radius: 3px;
  border: none;
  background: transparent;
  color: rgba(225, 245, 235, 0.65);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
  font-weight: 500;
}

.filter-switch-btn:hover {
  color: #ffffff;
}

.filter-switch-btn.active {
  background: rgba(16, 185, 129, 0.25);
  color: var(--signal);
  font-weight: 600;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.2);
}

.modal-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: rgba(6, 20, 14, 0.4);
  border-bottom: 1px solid rgba(16, 185, 129, 0.15);
  gap: 12px;
}

.modal-filter-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(225, 245, 235, 0.75);
  text-transform: uppercase;
}

.modal-filter-group {
  display: flex;
  gap: 6px;
}

.modal-filter-btn {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 4px;
  border: 1px solid rgba(16, 185, 129, 0.3);
  background: rgba(6, 20, 14, 0.6);
  color: rgba(225, 245, 235, 0.7);
  cursor: pointer;
  transition: all 0.15s ease;
}

.modal-filter-btn:hover {
  color: #fff;
  border-color: rgba(16, 185, 129, 0.5);
}

.modal-filter-btn.active {
  background: var(--signal);
  border-color: var(--signal);
  color: #06140e;
  font-weight: 600;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}