:root {
  --bg: #0e1118;
  --panel: #171c28;
  --card: #1b2030;
  --fg: #e8ecf4;
  --muted: #8b93a7;
  --accent: #4da3ff;
  --ok: #3ddc84;
  --danger: #ff5a52;
  --border: #262d40;
  --mod: #2a3348;
  --mod-active: #4da3ff;
  --mod-active-fg: #06101f;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.5 "Segoe UI", system-ui, -apple-system, sans-serif;
}

.hidden { display: none !important; }

.screen { height: 100%; display: flex; flex-direction: column; }

/* ---------- login ---------- */

#login {
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 24px;
}

.card {
  width: 100%;
  max-width: 360px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
}

.card h1 {
  margin: 0 0 6px;
  font-size: 22px;
  letter-spacing: -0.2px;
}

.sub {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 13px;
}

label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

input {
  width: 100%;
  margin-bottom: 16px;
  padding: 12px 14px;
  background: #0f131d;
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--fg);
  font: 600 20px/1 "Consolas", ui-monospace, monospace;
  letter-spacing: 0.06em;
}

input:focus {
  outline: none;
  border-color: var(--accent);
}

button {
  padding: 11px 16px;
  background: #242a3b;
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 9px;
  font: 500 13px "Segoe UI", system-ui, sans-serif;
  cursor: pointer;
}

button:hover { background: #2e3550; }

#connect {
  width: 100%;
  margin-top: 4px;
  background: var(--accent);
  border-color: var(--accent);
  color: #06101f;
  font-weight: 600;
  font-size: 14px;
  padding: 12px;
}

#connect:hover { background: #6bb4ff; }
#connect:disabled { opacity: 0.55; cursor: default; }

.msg {
  min-height: 18px;
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.msg.error { color: var(--danger); }
.msg.ok { color: var(--ok); }

.foot {
  margin: 0;
  max-width: 360px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

/* ---------- session ---------- */

.bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex: 0 0 auto;
}

.bar .spacer { flex: 1; }

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 3px rgba(61, 220, 132, 0.15);
}

.dot.stale { background: var(--danger); box-shadow: 0 0 0 3px rgba(255, 90, 82, 0.15); }

.stat {
  color: var(--muted);
  font: 12px "Consolas", ui-monospace, monospace;
  white-space: nowrap;
}

.bar select {
  padding: 7px 9px;
  background: #242a3b;
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
}

.bar button { padding: 7px 11px; }
.bar button.danger { background: #3a1f22; border-color: #4d2a2d; color: var(--danger); }
.bar button.danger:hover { background: #4d2a2d; }

.stage {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #06080d;
  position: relative;
  overflow: hidden;
}

canvas {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  cursor: crosshair;
  outline: none;
  image-rendering: auto;
}

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 8, 13, 0.92);
  color: var(--muted);
  font-size: 14px;
  text-align: center;
  padding: 24px;
}

/* ---------- shell (PowerShell terminal) ---------- */

.term {
  flex: 1;
  min-height: 0;
  background: #06080d;
  padding: 8px;
  overflow: hidden;
}

.foot-link {
  color: var(--accent);
  text-decoration: none;
}

.foot-link:hover { text-decoration: underline; }

/* ---------- mobile ---------- */

/* Hidden input that drives the OS keyboard on phones. Kept in the DOM at
 * all times because iOS refuses to open the keyboard for an input that was
 * just mounted; it must already exist when focus() is called. */
#mobileKb {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  border: 0;
  padding: 0;
  margin: 0;
}

.mobileOnly { display: none !important; }

.modbar {
  flex: 0 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px 8px;
  padding-bottom: calc(6px + var(--safe-bottom));
  padding-left: calc(8px + var(--safe-left));
  padding-right: calc(8px + var(--safe-right));
  background: var(--panel);
  border-top: 1px solid var(--border);
}

.modbar button {
  min-width: 44px;
  min-height: 40px;
  padding: 6px 10px;
  background: var(--mod);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 8px;
  font: 600 13px "Consolas", ui-monospace, monospace;
}

.modbar button.on,
.kb-toggle.on {
  background: var(--mod-active);
  color: var(--mod-active-fg);
  border-color: var(--mod-active);
}

@media (max-width: 900px) {
  body.touch .mobileOnly       { display: inline-flex !important; }
  body.touch .modbar.mobileOnly { display: flex !important; }

  body.touch .bar {
    padding-top: calc(8px + var(--safe-top));
    padding-left: calc(10px + var(--safe-left));
    padding-right: calc(10px + var(--safe-right));
    flex-wrap: wrap;
    row-gap: 6px;
  }
  body.touch .bar .stat,
  body.touch .bar #peerName { display: none; }
  body.touch .bar .lbl      { display: none; }
  body.touch .bar button    { min-height: 38px; font-size: 18px; padding: 6px 10px; }

  body.touch #refresh::before  { content: "\21bb"; }   /* clockwise arrow */
  body.touch #taskmgr::before  { content: "\26A1"; }   /* lightning */
  body.touch #full::before     { content: "\26F6"; }   /* square four corners */
  body.touch #hangup::before   { content: "\2715"; }   /* multiplication x */
  body.touch #kbToggle::before { content: "\2328"; }   /* keyboard glyph */

  body.touch canvas {
    cursor: default;
    touch-action: none;   /* we drive gestures ourselves */
  }
}

/* ---------- home / chooser ---------- */

.home {
  align-items: center;
  justify-content: center;
  padding: calc(24px + var(--safe-top)) 16px calc(24px + var(--safe-bottom));
}

.home-card {
  width: 100%;
  max-width: 420px;
  text-align: center;
}

.home-title {
  margin: 0;
  font-size: 34px;
  letter-spacing: 2px;
  font-weight: 700;
}

.home-sub {
  margin: 2px 0 22px;
  color: var(--muted);
  font-size: 14px;
}

.home-login {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.home-login input {
  margin: 0;
  font-size: 17px;
}

.home-hint {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 13px;
  text-align: left;
}

.picker {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Big tap targets: the whole panel is the button, comfortable on a phone. */
.pick {
  display: grid;
  grid-template-columns: 48px 1fr;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 2px 16px;
  width: 100%;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--fg);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.12s, background 0.12s, transform 0.05s;
}

.pick:hover { background: #202638; border-color: var(--accent); }
.pick:active { transform: scale(0.99); }

.pick svg { grid-row: 1 / 3; color: var(--accent); }

.pick-label {
  font-size: 19px;
  font-weight: 600;
}

.pick-note {
  font-size: 12.5px;
  color: var(--muted);
}