/* ==========================================
   CRT SCREEN -- recessed into housing
   ========================================== */
.screen-bezel {
  position: relative;
  border-radius: 8px;
  padding: 10px;
  background:
    linear-gradient(160deg,
      #232018 0%,
      #1a1814 40%,
      #141210 100%
    );
  border-top: 1px solid rgba(255,255,255,0.08);
  border-left: 1px solid rgba(255,255,255,0.05);
  border-right: 1px solid rgba(0,0,0,0.6);
  border-bottom: 1px solid rgba(0,0,0,0.6);
  box-shadow:
    /* Inset shadow on inner face -- depth without crushing corners */
    inset 0 4px 12px rgba(0,0,0,0.8),
    inset 4px 0 10px rgba(0,0,0,0.5),
    inset -4px 0 10px rgba(0,0,0,0.5),
    inset 0 -2px 8px rgba(0,0,0,0.4),
    /* Subtle green ambient from screen */
    0 0 20px rgba(57,255,20,0.06),
    /* Outer shadow pressing it into the housing */
    0 2px 8px rgba(0,0,0,0.7);
  margin-bottom: 4px;
  overflow: hidden;
}

/* Inner recess ring */
.screen-bezel::before {
  content: '';
  position: absolute;
  inset: 6px;
  border-radius: 4px;
  box-shadow:
    inset 0 2px 6px rgba(0,0,0,0.9),
    inset 2px 0 6px rgba(0,0,0,0.6),
    inset -2px 0 6px rgba(0,0,0,0.6),
    inset 0 -1px 4px rgba(0,0,0,0.5);
  pointer-events: none;
  z-index: 60;
}

.terminal {
  width: 100%;
  border-radius: 4px / 6px;
  background: var(--panel);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  /* Idle dim transition */
  transition: filter 1.5s ease, opacity 1.5s ease;
}

/* IDLE SCREEN DIMMING */
/* CRT SCANLINE + NOISE -- now handled by <canvas id="crtCanvas"> */

#crtCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 50;
  border-radius: 3px;
}

/* CRT PHOSPHOR GLOW -- emissive center warmth */
.terminal::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse at 50% 35%,
      rgba(57,255,20,0.04) 0%,
      transparent 65%
    );
  pointer-events: none;
  z-index: 51;
  border-radius: 3px;
}

.crt-vignette {
  position: absolute;
  inset: 0;
  border-radius: 4px;
  background:
    radial-gradient(
      ellipse at 50% 50%,
      transparent 55%,
      rgba(0,0,0,0.12) 70%,
      rgba(0,0,0,0.3) 85%,
      rgba(0,0,0,0.5) 100%
    );
  pointer-events: none;
  z-index: 52;
}

/* crt-flicker removed -- now driven by canvas */

.crt-reflection {
  position: absolute;
  top: -5%;
  left: 10%;
  width: 80%;
  height: 50%;
  background: linear-gradient(
    180deg,
    rgba(255,255,255,0.04) 0%,
    rgba(255,255,255,0.01) 40%,
    transparent 100%
  );
  border-radius: 50% 50% 0 0;
  pointer-events: none;
  z-index: 54;
  transform: scaleX(1.1);
}

.terminal-body {
  padding: 16px 20px 18px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.terminal-bar {
  background: linear-gradient(180deg, #1a2e1a 0%, #0f1f0f 100%);
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--green-dim);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.05),
    0 2px 8px rgba(0,0,0,0.4);
  position: relative;
}

.cheat-value {
  position: absolute;
  top: 10px;
  left: 30px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 11px;
  color: #ffffff;
  letter-spacing: 1px;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
  user-select: none;
  z-index: 25;
  text-shadow: 0 0 6px rgba(255,255,255,0.4);
}

.cheat-value.visible { opacity: 1; }

#reset-label {
  position: absolute;
  top: 13px;
  right: 32px;
  font-family: 'Courier New', Courier, monospace;
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--red);
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
  z-index: 25;
  text-shadow: 0 0 6px rgba(255,64,64,0.5);
  transition: opacity 0.2s ease;
  user-select: none;
}

#reset-label.visible { opacity: 1; }

.terminal-title {
  font-family: 'Courier New', Courier, monospace;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-left: 6px;
}

h1 {
  font-family: 'Courier New', Courier, monospace;
  font-size: 20px;
  font-weight: 700;
  color: var(--green);
  text-shadow: 0 0 20px var(--green), 0 0 40px rgba(57,255,20,0.3);
  letter-spacing: 3px;
  margin-bottom: 6px;
}

.info-row {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.info-box {
  flex: 1;
  padding: 8px 12px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--panel-light) 0%, var(--panel) 100%);
  border: 1px solid var(--border);
  box-shadow:
    inset 0 1px 0 rgba(57,255,20,0.08),
    inset 0 -2px 4px rgba(0,0,0,0.4),
    0 2px 6px rgba(0,0,0,0.4);
}

.range-box {
  padding: clamp(10px, 2vw, 16px) clamp(12px, 3vw, 24px);
  text-align: center;
  background: linear-gradient(180deg, rgba(10,14,10,0.95) 0%, rgba(6,10,6,0.98) 100%);
  border: 1px solid rgba(57,255,20,0.15);
  border-radius: 6px;
  box-shadow:
    inset 0 0 12px rgba(0,0,0,0.6),
    inset 0 0 4px rgba(57,255,20,0.04),
    0 2px 8px rgba(0,0,0,0.5);
}

.range-readout {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(8px, 2vw, 16px);
}

.range-num {
  font-family: 'Courier New', Courier, monospace;
  font-size: clamp(28px, 6vw, 42px);
  font-weight: bold;
  color: var(--green);
  text-shadow:
    0 0 8px rgba(57,255,20,0.7),
    0 0 20px rgba(57,255,20,0.35),
    0 0 40px rgba(57,255,20,0.15);
  letter-spacing: 2px;
  min-width: 1.8em;
  text-align: center;
}

.range-sep {
  font-family: 'Courier New', Courier, monospace;
  font-size: clamp(18px, 3.5vw, 26px);
  color: rgba(57,255,20,0.35);
  text-shadow: 0 0 6px rgba(57,255,20,0.15);
}

.range-box .info-box-label {
  margin-top: clamp(4px, 1vw, 8px);
  font-size: clamp(8px, 1.5vw, 11px);
  color: rgba(57,255,20,0.3);
  letter-spacing: 3px;
  text-align: center;
}

.info-box-label {
  font-size: 11px;
  color: #b8d4b8;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 5px;
}

.info-box-value {
  font-size: 22px;
  font-family: 'Courier New', Courier, monospace;
  color: var(--green);
  text-shadow: 0 0 10px rgba(57,255,20,0.5);
  letter-spacing: 2px;
}

#log {
  overflow-y: auto;
  margin-bottom: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 210px;
  max-height: 210px;
  min-height: 210px;
  flex-shrink: 0;
  padding: 8px 10px;
  background: rgba(0,0,0,0.3);
  border-radius: 3px;
  border: 1px solid rgba(30,58,30,0.5);
  box-shadow: inset 0 2px 12px rgba(0,0,0,0.6);
  transition: opacity 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.log-line {
  font-size: 14px;
  line-height: 1.6;
  padding: 2px 0;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.log-line.system { color: var(--green); text-shadow: 0 0 10px rgba(57,255,20,0.6); }
.log-line.guess  { color: var(--text); }
.log-line.hint   { color: var(--amber); }
.log-line.win    { color: var(--green); text-shadow: 0 0 10px var(--green); }

/* ==========================================
   GUESS HISTORY — colored digit cells
   ========================================== */
.log-line.guess-result {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: 'Courier New', Courier, monospace;
  padding: 3px 0;
}

.guess-num {
  font-size: 10px;
  color: rgba(57,255,20,0.35);
  min-width: 16px;
  text-align: right;
  margin-right: 4px;
  letter-spacing: 0;
}

.digit-cell {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 3px;
  font-size: 16px;
  font-weight: 700;
  margin: 0 1px;
  transition: background 0.2s ease, color 0.2s ease;
}

.digit-locked {
  background: rgba(57, 255, 20, 0.2);
  color: var(--green);
  border: 1px solid rgba(57, 255, 20, 0.4);
  text-shadow: 0 0 8px rgba(57, 255, 20, 0.6);
}

.digit-found {
  background: rgba(255, 183, 0, 0.2);
  color: var(--amber);
  border: 1px solid rgba(255, 183, 0, 0.35);
  text-shadow: 0 0 8px rgba(255, 183, 0, 0.5);
}

.digit-miss {
  background: rgba(255, 255, 255, 0.03);
  color: rgba(255, 255, 255, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.guess-summary {
  font-size: 11px;
  letter-spacing: 1px;
  margin-left: 6px;
  color: var(--muted);
}

.sum-locked {
  color: var(--green);
  text-shadow: 0 0 6px rgba(57, 255, 20, 0.4);
}

.sum-found {
  color: var(--amber);
  text-shadow: 0 0 6px rgba(255, 183, 0, 0.4);
}

.sum-miss {
  color: rgba(255, 255, 255, 0.3);
}

.log-line.typing::after {
  content: '▋';
  color: var(--green);
  animation: cursorBlink 1.1s step-end infinite;
  margin-left: 1px;
  text-shadow: 0 0 8px rgba(57,255,20,0.8);
}

/* ==========================================
   USER SYSTEM SCREENS
   ========================================== */

#game-ui {
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* Shared screen wrapper -- absolute overlay inside terminal-body.
   Height is always driven by #game-ui; these screens just sit on top. */
.user-screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 10px 0;
  background: var(--panel);
  z-index: 10;
}

.user-screen-label {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 3px;
  text-transform: uppercase;
}

.user-screen-title {
  font-size: 17px;
  color: var(--green);
  letter-spacing: 3px;
  text-transform: uppercase;
  text-shadow: 0 0 12px rgba(57,255,20,0.5);
}

/* Callsign display -- the "> [A__]" line */
.callsign-display {
  font-size: 28px;
  color: var(--green);
  letter-spacing: 6px;
  text-shadow: 0 0 16px rgba(57,255,20,0.6);
  font-family: 'Courier New', Courier, monospace;
  display: flex;
  align-items: center;
  gap: 6px;
}

.callsign-prompt-char {
  color: var(--muted);
}

.callsign-char {
  display: inline-block;
  width: 22px;
  text-align: center;
  border-bottom: 2px solid var(--green-dim);
  padding-bottom: 2px;
  transition: border-color 0.15s ease;
}

.callsign-char.filled {
  border-color: var(--green);
  text-shadow: 0 0 12px rgba(57,255,20,0.7);
}

/* Blinking cursor on the active (next empty) slot */
.callsign-char.cursor {
  border-color: var(--green);
  animation: callsignBlink 0.8s step-end infinite;
}

@keyframes callsignBlink {
  0%, 100% { border-color: var(--green); }
  50%       { border-color: transparent; }
}

/* ---- Arrow-based callsign letter selector ---- */

.cs-tiles {
  display: flex;
  gap: clamp(10px, 3vw, 18px);
  align-items: center;
  justify-content: center;
}

.cs-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.cs-arrow {
  width: 60px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  background: none;
  border: 1px solid rgba(57,255,20,0.12);
  border-radius: 4px;
  padding: 0;
  color: var(--green);
  font-size: 26px;
  opacity: 0.55;
  transition: opacity 0.12s ease, text-shadow 0.12s ease, background 0.12s ease;
}

.cs-arrow:hover {
  opacity: 0.9;
  background: rgba(57,255,20,0.05);
}

.cs-arrow:active,
.cs-arrow.flash {
  opacity: 1;
  text-shadow: 0 0 12px rgba(57,255,20,0.8);
  background: rgba(57,255,20,0.08);
}

.cs-letter-box {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Courier New', monospace;
  font-size: clamp(32px, 7vw, 42px);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #39ff14;
  text-shadow:
    0 0 8px rgba(57,255,20,0.7),
    0 0 20px rgba(57,255,20,0.35),
    0 0 40px rgba(57,255,20,0.15);
  background: none;
  border: none;
  box-shadow: none;
}

.cs-slot.active .cs-letter-box {
  text-shadow:
    0 0 10px rgba(57,255,20,0.9),
    0 0 25px rgba(57,255,20,0.5),
    0 0 50px rgba(57,255,20,0.25);
}

.cs-enter {
  margin-top: 28px;
  padding: 0 28px;
  height: 36px;
  background: linear-gradient(180deg, #0f1f0f 0%, #080e08 100%);
  border: 1px solid var(--green-dim);
  border-radius: 3px;
  color: var(--green);
  font-family: 'Courier New', Courier, monospace;
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.05),
    inset 0 -2px 4px rgba(0,0,0,0.5),
    0 0 8px rgba(57,255,20,0.08);
  transition: background 0.1s ease, box-shadow 0.1s ease, border-color 0.1s ease;
  user-select: none;
}

.cs-enter:hover {
  background: linear-gradient(180deg, #162616 0%, #0d180d 100%);
  border-color: var(--green);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.07),
    inset 0 -2px 4px rgba(0,0,0,0.5),
    0 0 14px rgba(57,255,20,0.18);
}

.cs-enter:active {
  background: linear-gradient(180deg, #080e08 0%, #0f1f0f 100%);
  box-shadow:
    inset 0 2px 6px rgba(0,0,0,0.7),
    0 0 6px rgba(57,255,20,0.1);
  transform: translateY(1px);
}

/* Welcome back callsign display */
.welcome-callsign {
  font-size: 36px;
  font-family: 'Courier New', Courier, monospace;
  color: var(--green);
  letter-spacing: 8px;
  text-shadow: 0 0 20px rgba(57,255,20,0.6), 0 0 40px rgba(57,255,20,0.2);
  text-transform: uppercase;
}

/* ==========================================
   SPLIT-FLAP CALLSIGN DISPLAY
   ========================================== */