:root {
  --bg: #0d101b;
  --glass: rgba(20, 27, 45, 0.48);
  --text: #eaf2ff;
  --muted: #9bb0d0;
  --pink: #ff4fd8;
  --cyan: #26fff2;
  --yellow: #ffdf5a;
  --danger: #ff6f91;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 10% 10%, #1b1b3a 0%, transparent 50%),
    radial-gradient(900px 500px at 80% 85%, #1a2742 0%, transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  overflow: hidden;
}

.layout {
  position: relative;
  z-index: 5;
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(220px, 320px) minmax(320px, 460px) minmax(220px, 320px);
  gap: 24px;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.glass {
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: linear-gradient(
    140deg,
    rgba(255, 255, 255, 0.12) 0%,
    rgba(255, 255, 255, 0.03) 100%
  );
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-radius: 22px;
  box-shadow:
    0 0 40px rgba(38, 255, 242, 0.08),
    0 0 70px rgba(255, 79, 216, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.login {
  padding: 28px;
}

h1 {
  margin: 0;
  font-size: 2rem;
  letter-spacing: 0.04em;
  text-shadow: 0 0 18px rgba(255, 79, 216, 0.5);
}


form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 8px;
  color: #d3e3ff;
  font-size: 0.95rem;
}

input {
  width: 100%;
  border: 1px solid rgba(38, 255, 242, 0.25);
  background: rgba(7, 13, 24, 0.65);
  border-radius: 12px;
  padding: 12px 14px;
  color: #f2f7ff;
  font-size: 0.95rem;
  outline: none;
  transition: 180ms ease;
}

input:focus {
  border-color: var(--pink);
  box-shadow: 0 0 16px rgba(255, 79, 216, 0.38);
}

button {
  margin-top: 8px;
  border: none;
  border-radius: 12px;
  padding: 12px 14px;
  color: #111;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(90deg, var(--cyan), var(--yellow), var(--pink));
  background-size: 200% 100%;
  animation: hueShift 4s linear infinite;
}

@keyframes hueShift {
  0% { background-position: 0% 0; }
  100% { background-position: 200% 0; }
}

.error {
  min-height: 1.2em;
  color: var(--danger);
  font-size: 0.92rem;
  margin: 0;
}


.metrics {
  padding: 20px;
}

.metrics h2 {
  margin: 0;
  font-size: 1.1rem;
  color: #dbe9ff;
}

.metric-value {
  margin-top: 12px;
  font-size: 1.45rem;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 12px rgba(38, 255, 242, 0.35);
}

.meter {
  margin-top: 14px;
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  overflow: hidden;
}

.meter-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--pink));
  box-shadow: 0 0 16px rgba(38, 255, 242, 0.4);
  transition: width 260ms linear;
}

.meter-fill.storage {
  background: linear-gradient(90deg, var(--yellow), var(--cyan));
}

.hint {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.sparkline {
  margin-top: 14px;
  height: 70px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
}

.sparkline span {
  flex: 1;
  border-radius: 999px 999px 2px 2px;
  background: linear-gradient(180deg, rgba(38, 255, 242, 0.9), rgba(255, 79, 216, 0.2));
  box-shadow: 0 0 8px rgba(255, 79, 216, 0.25);
}

.bg-glow {
  position: fixed;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.2;
  pointer-events: none;
}

.bg-glow-pink {
  background: var(--pink);
  left: -80px;
  top: 8%;
}

.bg-glow-cyan {
  background: var(--cyan);
  right: -120px;
  top: 42%;
}

.bg-glow-yellow {
  background: var(--yellow);
  left: 32%;
  bottom: -160px;
}

@media (max-width: 980px) {
  body {
    overflow: auto;
  }

  .layout {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }
}