@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Rajdhani:wght@600;700&display=swap');

:root{
  --case: #2b2b2c;
  --case-dark: #1c1c1d;
  --case-light: #3c3c3e;
  --bezel: #4a4a4d;
  --led-off: #3a0d0d;
  --led-off-face: #4a1414;
  --led-on: #ff2b1f;
  --led-on-glow: #ff6a4d;
  --led-on-blue: #1f8fff;
  --led-on-blue-glow: #4daaff;
  --led-off-blue: #0d1a3a;
  --led-off-blue-face: #142044;
  --amber: #ff8c1a;
  --silver-text: #d8d8d8;
  --screw: #171717;
}

*{ box-sizing:border-box; }

body{
  background:
    radial-gradient(ellipse at 50% 0%, #2a2a30 0%, #131316 60%, #0a0a0b 100%) !important;
  font-family:'Rajdhani', sans-serif;
  display:flex; align-items:center; justify-content:center;
  min-height: 100vh;
  overflow-x:hidden;
}

.main.container.container-fluid {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 32px 16px;
}

.stage{
  display:flex;
  flex-direction:column;
  align-items:center;
}

/* ---- Device casing ---- */
.device{
  width: min(92vw, 420px);
  background:
    linear-gradient(155deg, var(--case-light) 0%, var(--case) 40%, var(--case-dark) 100%);
  border-radius: 28px;
  padding: 22px 22px 26px;
  box-shadow:
    0 2px 0 rgba(255,255,255,0.06) inset,
    0 -6px 12px rgba(0,0,0,0.5) inset,
    0 24px 60px rgba(0,0,0,0.65),
    0 4px 0 #0a0a0a;
  position:relative;
  border: 1px solid #050505;
}

.screw{
  position:absolute; width:10px; height:10px; border-radius:50%;
  background: radial-gradient(circle at 35% 35%, #6b6b6b, var(--screw) 70%);
  box-shadow: 0 1px 1px rgba(255,255,255,0.15), 0 1px 2px rgba(0,0,0,0.8) inset;
}
.screw::after{
  content:''; position:absolute; top:50%; left:15%; width:70%; height:1px;
  background: rgba(0,0,0,0.6); transform: rotate(35deg);
}
.screw.tl{ top:12px; left:12px; } .screw.tr{ top:12px; right:12px; }
.screw.bl{ bottom:12px; left:12px; } .screw.br{ bottom:12px; right:12px; }

.brand-row{
  display:flex; justify-content:space-between; align-items:baseline;
  padding: 2px 8px 8px;
}
.brand{
  font-family:'Share Tech Mono', monospace;
  color: var(--amber);
  letter-spacing: 3px;
  font-size: 18px;
  text-shadow: 0 0 8px rgba(255,140,26,0.35);
}
.brand-group{
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.brand-sub{
  font-family:'Share Tech Mono', monospace;
  color: #7a7a7d;
  font-size: 18px;
  letter-spacing: 2px;
}

.share-link {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  width: 25px;
  height: 25px;
  border-radius: 10px;
  background: linear-gradient(180deg, #c9c9c9, #9a9a9c);
  box-shadow: 0 3px 0 #6a6a6c, 0 5px 8px rgba(0,0,0,0.5);
  transition: transform 0.05s ease, box-shadow 0.05s ease;
}
.share-link img {
  filter: brightness(0.15);
}
.share-link:active {
  transform: translateY(3px);
  box-shadow: 0 0 0 #6a6a6c;
}
.share-link.score{
  margin-top: 20px;
}

.title-plate{
  text-align:center;
  margin-bottom: 12px;
}
.title-plate h1{
  margin:0;
  font-size: clamp(28px, 7vw, 50px);
  font-weight:700;
  letter-spacing: 4px;
  color: var(--silver-text);
  text-transform: uppercase;
  text-shadow:
    0 1px 0 #000,
    0 0 18px rgba(255,43,31,0.25);
  font-family:'Rajdhani', sans-serif;
}
.title-plate h1 span{ color: var(--led-on); text-shadow: 0 0 14px rgba(255, 33, 225, 0.7), 0 0 2px #fff; }
.tagline{
  font-family:'Share Tech Mono', monospace;
  font-size: 14px;
  color:#8a8a8d;
  letter-spacing: 3px;
  margin-top:2px;
}

/* ---- LED grid recessed panel ---- */
.panel{
  background: var(--case-dark);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.7) inset, 0 1px 0 rgba(255,255,255,0.04);
  margin-bottom: 8px;
}

.grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}

.led{
  aspect-ratio: 1 / 1;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  position: relative;
  background: var(--led-off-face);
  box-shadow:
    0 3px 0 #200606,
    0 4px 6px rgba(0,0,0,0.6),
    0 0 0 2px #180404 inset;
  transition: transform 0.05s ease, box-shadow 0.05s ease;
}
.led::before{
  content:'';
  position:absolute; inset: 3px;
  border-radius: 4px;
  background: var(--led-off);
  box-shadow: 0 1px 1px rgba(255,255,255,0.08) inset;
}
.led.on-red{
  background: #7a1a10;
  box-shadow:
    0 3px 0 #4a0a04,
    0 4px 10px rgba(255,60,30,0.35),
    0 0 0 2px #4a0a04 inset;
}
.led.on-red::before{
  background: radial-gradient(circle at 35% 30%, var(--led-on-glow), var(--led-on) 60%, #b31a0f 100%);
  box-shadow:
    0 0 10px 2px rgba(255,60,30,0.85),
    0 0 22px 6px rgba(255,60,30,0.45),
    0 1px 2px rgba(255,255,255,0.25) inset;
}
.led.on-blue{
  background: #10307a;
  box-shadow:
    0 3px 0 #04104a,
    0 4px 10px rgba(31,143,255,0.35),
    0 0 0 2px #04104a inset;
}
.led.on-blue::before{
  background: radial-gradient(circle at 35% 30%, var(--led-on-blue-glow), var(--led-on-blue) 60%, #0f5ab3 100%);
  box-shadow:
    0 0 10px 2px rgba(31,143,255,0.85),
    0 0 22px 6px rgba(31,143,255,0.45),
    0 1px 2px rgba(255,255,255,0.25) inset;
}
.led:active{ transform: translateY(2px); box-shadow: 0 1px 0 #200606, 0 0 0 2px #180404 inset; }
.led.on-red:active{ box-shadow: 0 1px 0 #4a0a04, 0 0 0 2px #4a0a04 inset; }
.led.on-blue:active{ box-shadow: 0 1px 0 #04104a, 0 0 0 2px #04104a inset; }
.led:focus-visible{ outline: 2px solid var(--amber); outline-offset: 2px; }

/* ---- status readout ---- */
.readout{
  display:flex; justify-content:space-between; align-items:center;
  font-family:'Share Tech Mono', monospace;
  color: var(--amber);
  font-size: 20px;
  letter-spacing: 1px;
  padding: 0 6px 12px;
  text-shadow: 0 0 6px rgba(255,140,26,0.4);
}
.readout .label{ color:#7a7a7d; margin-right:6px; }
.readout-sub{
  justify-content:center;
  padding-top: 0;
  padding-bottom: 14px;
  font-size: 14px;
  opacity: 0.85;
}

/* ---- control buttons ---- */
.controls{
  display:flex; gap: 20px; justify-content:center;
}
.btn-game{
  font-family:'Rajdhani', sans-serif;
  font-weight:700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-size: 16px;
  padding: 8px 20px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  color: #1a1a1a;
  background: linear-gradient(180deg, #c9c9c9, #9a9a9c);
  box-shadow: 0 3px 0 #6a6a6c, 0 5px 8px rgba(0,0,0,0.5);
  transition: transform 0.05s ease, box-shadow 0.05s ease;
}
.btn-game:active{ transform: translateY(3px); box-shadow: 0 0 0 #6a6a6c; }
.btn-game.primary{
  color:#fff;
  background: linear-gradient(180deg, #ff5a3c, #c62b17);
  box-shadow: 0 3px 0 #7a1608, 0 5px 10px rgba(198,43,23,0.4);
}
.btn-game.primary:active{ box-shadow: 0 0 0 #7a1608; }
.btn-game.information{
  color:#fff;
  background: linear-gradient(180deg, #44a0ca, #0d6c97);
  box-shadow: 0 3px 0 #005075, 0 5px 10px rgba(0,80,117,0.4);
}
.btn-game.primary:active{ box-shadow: 0 0 0 #005075; }

.win-banner{
  margin-top: 18px;
  text-align:center;
  font-family:'Share Tech Mono', monospace;
  color: #00aeff;
  letter-spacing: 3px;
  font-size: 18px;
  text-shadow: 0 0 10px rgba(0,80,117,0.4);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  min-height: 18px;
}
.win-banner.show{ opacity:1; transform: translateY(0); }
.win-banner .code-line{
  display:block;
  color: var(--amber);
  font-size: 14px;
  letter-spacing: 2px;
  margin-top: 4px;
  text-shadow: 0 0 8px rgba(255,140,26,0.5);
}
.win-banner-group{
  display:inline-flex;
  align-items:center;
  gap: 10px;
}

/* ---- password panel ---- */
.password-panel{
  margin-top: 5px;
  padding-top: 12px;
  border-top: 1px dashed #3a3a3d;
}
.password-label{
  font-family:'Share Tech Mono', monospace;
  font-size: 14px;
  letter-spacing: 3px;
  color: #7a7a7d;
  text-align:center;
  margin-bottom: 8px;
}
.password-form{
  display:flex; gap: 8px; justify-content:center;
}
.password-input{
  font-family:'Share Tech Mono', monospace;
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--amber);
  background: var(--case-dark);
  border: 1px solid #4a4a4d;
  border-radius: 8px;
  padding: 10px 12px;
  width: 130px;
  text-align:center;
  box-shadow: 0 3px 8px rgba(0,0,0,0.6) inset;
}
.password-input::placeholder{ color:#5a5a5d; letter-spacing: 1px; }
.password-input:focus{ outline: 2px solid var(--amber); outline-offset: 1px; }
.password-msg{
  font-family:'Share Tech Mono', monospace;
  font-size: 14px;
  letter-spacing: 1px;
  text-align:center;
  margin-top: 8px;
  height: 14px;
  color: #7a7a7d;
}
.password-msg.ok{ color: #6fe08a; }
.password-msg.bad{ color: var(--led-on); }

.rules{
  max-width: 420px;
  width: min(92vw, 420px);
  margin-top: 18px;
  color:#7a7a7d;
  font-size: 13px;
  line-height: 1.5;
  text-align:center;
  font-family:'Rajdhani', sans-serif;
  text-align: left;
}
.rules b{ color:#a8a8ab; }

@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; }
}