:root {
  --bg: #0f1115;
  --panel: #1a1d24;
  --border: #2a2f3a;
  --text: #e6e8ec;
  --muted: #8b93a3;
  --accent: #2f80ed;
  --ok: #27ae60;
  --err: #eb5757;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

body { display: flex; flex-direction: column; }

header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.brand { font-size: 16px; letter-spacing: .3px; }

form { display: flex; gap: 8px; }

input {
  width: 150px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

button {
  padding: 6px 14px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  cursor: pointer;
}
button#btn-disconnect { background: var(--err); }
button:disabled { opacity: .5; cursor: default; }

.status { color: var(--muted); }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-left: auto;
}
nav[hidden] { display: none; }

button.tool {
  padding: 5px 10px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
button.tool:hover:not(:disabled) { background: var(--border); }
button.tool.on { background: var(--accent); border-color: var(--accent); }

main {
  position: relative;
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #000;
  outline: none;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
  pointer-events: none;
}

#remote-cursor {
  position: absolute;
  left: 0;
  top: 0;
  transform-origin: 0 0;
  pointer-events: none;
}
#remote-cursor[hidden] { display: none; }

/* Textarea tak terlihat untuk memunculkan keyboard di HP. */
#kbd {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  border: 0;
  padding: 0;
  resize: none;
  pointer-events: none;
}

/* Tombol bulat di pojok layar: ketuk = sembunyikan/tampilkan statistik. */
.fab {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
  width: 36px;
  height: 36px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(15, 17, 21, .55);
  border: 1px solid var(--border);
  color: var(--muted);
  cursor: pointer !important;
  opacity: .7;
  touch-action: manipulation;
}
.fab:hover { opacity: 1; }
.fab.on { background: var(--accent); border-color: var(--accent); color: #fff; opacity: .9; }
.fab[hidden] { display: none; }

/* ---- Menu melayang transparan (HP & layar penuh), mirip AnyDesk ---- */
body.immersive header { display: none; }

.fab-group {
  position: absolute;
  left: 12px;
  top: 30%;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  touch-action: none;
}
.fab-group[hidden] { display: none; }

.fab-btn {
  width: 54px;
  height: 54px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(40, 44, 54, .42);
  border: 1px solid rgba(255, 255, 255, .22);
  color: rgba(255, 255, 255, .92);
  box-shadow: 0 2px 10px rgba(0, 0, 0, .35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  cursor: pointer !important;
  touch-action: none;
}
.fab-btn.on { background: rgba(47, 128, 237, .75); border-color: rgba(47, 128, 237, .9); }

.fab-panel {
  position: absolute;
  z-index: 6;
  width: 230px;
  padding: 10px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  background: rgba(20, 22, 28, .62);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 12px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, .45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor: default !important;
}
.fab-panel[hidden] { display: none; }
.fab-panel button {
  padding: 10px 6px;
  border-radius: 8px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .14);
  color: #fff;
  font-size: 13px;
  cursor: pointer !important;
}
.fab-panel button.wide { grid-column: 1 / -1; }
.fab-panel button.on { background: rgba(47, 128, 237, .75); }
.fab-panel button.danger { background: rgba(235, 87, 87, .8); border-color: transparent; }
.fab-panel button:disabled { opacity: .4; }
.fab-status {
  grid-column: 1 / -1;
  font-size: 12px;
  color: rgba(255, 255, 255, .7);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#toast {
  position: absolute;
  left: 50%;
  top: 12px;
  z-index: 4;
  max-width: 90%;
  transform: translateX(-50%);
  padding: 6px 12px;
  border-radius: 8px;
  background: rgba(20, 22, 28, .75);
  color: #fff;
  font-size: 13px;
  pointer-events: none;
}
#toast[hidden] { display: none; }

/* Di mode menu melayang, statistik diatur dari menu; panel naik ke pojok. */
body.fabmode #btn-stats { display: none; }
body.fabmode aside { top: 8px; }

aside {
  position: absolute;
  top: 50px;
  right: 8px;
  display: grid;
  grid-template-columns: auto auto;
  gap: 2px 12px;
  padding: 8px 12px;
  background: rgba(15, 17, 21, .8);
  border: 1px solid var(--border);
  border-radius: 6px;
  font: 12px/1.5 ui-monospace, Consolas, monospace;
  pointer-events: none;
}
aside[hidden] { display: none; }
aside div { display: contents; }
aside span { color: var(--muted); }
aside b { font-weight: 600; text-align: right; }