* {
  box-sizing: border-box;
}

:root {
  --bg: #050507;
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.58);
  --green: #35ff8b;
  --yellow: #ffd84d;
  --red: #ff4d6d;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100svh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Display",
    "Segoe UI", sans-serif;

  background:
    radial-gradient(circle at top left, rgba(66, 133, 255, 0.2), transparent 28%),
    radial-gradient(circle at top right, rgba(53, 255, 139, 0.12), transparent 26%),
    #050507;

  color: var(--text);

  padding-top: max(12px, env(safe-area-inset-top));
  padding-right: max(10px, env(safe-area-inset-right));
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  padding-left: max(10px, env(safe-area-inset-left));

  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, black, transparent);
  pointer-events: none;
}

.app {
  width: 100%;
  max-width: 370px;
  margin: 0 auto;
  padding-top: 2px;
  animation: appEnter 0.45s cubic-bezier(.2,.8,.2,1) both;
}

@keyframes appEnter {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.99);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.top {
  margin-bottom: 8px;
  padding-top: 2px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--muted);
  font-size: 11px;
  backdrop-filter: blur(16px);
}

.pulse {
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
  animation: pulse 1.6s infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(1.45);
    opacity: 0.45;
  }
}

h1 {
  margin: 8px 0 3px;
  font-size: clamp(29px, 8vw, 38px);
  line-height: 0.95;
  letter-spacing: -0.065em;
}

.subtitle {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.25;
  margin: 0;
}

.card {
  position: relative;
  overflow: hidden;
  padding: 12px;
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(255,255,255,0.115), rgba(255,255,255,0.05));
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow:
    0 18px 44px rgba(0,0,0,0.4),
    inset 0 1px 0 rgba(255,255,255,0.12);
  backdrop-filter: blur(22px);
}

.card::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(255,255,255,0.12), transparent 62%);
  pointer-events: none;
}

.battery-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: end;
}

.label {
  font-size: 11px;
  color: var(--muted);
}

.battery-percent {
  margin-top: 1px;
  font-size: 45px;
  font-weight: 850;
  line-height: 1;
  letter-spacing: -0.08em;
}

.mini-info {
  min-width: 0;
  padding-bottom: 3px;
}

.status {
  color: var(--muted);
  line-height: 1.25;
  font-size: 11px;
  text-align: right;
}

.battery-shell {
  position: relative;
  height: 48px;
  border-radius: 18px;
  padding: 6px;
  margin-top: 10px;
  background: rgba(255,255,255,0.075);
  border: 1px solid rgba(255,255,255,0.11);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
}

.battery-shell::after {
  content: "";
  position: absolute;
  right: -6px;
  top: 17px;
  width: 5px;
  height: 15px;
  border-radius: 0 7px 7px 0;
  background: rgba(255,255,255,0.17);
}

.battery-fill {
  height: 100%;
  width: 0%;
  border-radius: 13px;
  background: linear-gradient(90deg, var(--green), #adff64);
  box-shadow: 0 0 22px rgba(53,255,139,0.3);
  transition:
    width 0.65s cubic-bezier(.2,.8,.2,1),
    background 0.3s ease,
    box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.battery-fill::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    transparent 0%,
    rgba(255,255,255,0.28) 42%,
    transparent 62%
  );
  transform: translateX(-110%);
  animation: shine 2.7s infinite;
}

@keyframes shine {
  0% {
    transform: translateX(-110%);
  }

  55%, 100% {
    transform: translateX(120%);
  }
}

.controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-top: 10px;
}

input,
select,
button {
  width: 100%;
  border: 0;
  outline: 0;
  border-radius: 15px;
  font: inherit;
  font-size: 16px;
}

input,
select {
  color: white;
  padding: 10px 12px;
  background: rgba(255,255,255,0.085);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(16px);
}

input::placeholder {
  color: rgba(255,255,255,0.35);
}

select {
  appearance: none;
  cursor: pointer;
}

button {
  padding: 11px 12px;
  color: black;
  background: linear-gradient(135deg, #ffffff, #d7e5ff);
  font-weight: 800;
  cursor: pointer;
  transform: translateY(0);
  transition:
    transform 0.16s ease,
    filter 0.16s ease;
  box-shadow: 0 12px 24px rgba(255,255,255,0.1);
}

button:active {
  transform: translateY(1px) scale(0.99);
  filter: brightness(0.94);
}

.result-card {
  margin-top: 10px;
  padding: 12px;
  border-radius: 19px;
  background: rgba(0,0,0,0.24);
  border: 1px solid rgba(255,255,255,0.085);
}

.result {
  margin-top: 5px;
  font-size: 21px;
  font-weight: 850;
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.hint {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.28;
  font-size: 11px;
}

.table-card {
  margin-top: 10px;
  padding: 11px;
  border-radius: 19px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.09);
  overflow: hidden;
}

.table-title {
  font-size: 13px;
  font-weight: 750;
  margin-bottom: 7px;
}

.usage-row {
  display: grid;
  grid-template-columns: 1.15fr 0.65fr 0.9fr;
  gap: 6px;
  padding: 7px 0;
  border-top: 1px solid rgba(255,255,255,0.065);
  align-items: center;
}

.usage-row:first-of-type {
  border-top: 0;
}

.usage-name {
  font-weight: 720;
  font-size: 11px;
}

.usage-small {
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.25;
}

.hidden {
  display: none;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(14px + env(safe-area-inset-bottom));
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  width: calc(100% - 28px);
  max-width: 350px;
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(20,20,24,0.84);
  color: white;
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(18px);
  box-shadow: 0 16px 46px rgba(0,0,0,0.42);
  transition: 0.28s ease;
  z-index: 50;
  font-size: 12px;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 360px) {
  body {
    padding-top: max(10px, env(safe-area-inset-top));
    padding-right: max(8px, env(safe-area-inset-right));
    padding-bottom: max(10px, env(safe-area-inset-bottom));
    padding-left: max(8px, env(safe-area-inset-left));
  }

  .app {
    max-width: 340px;
  }

  .card {
    padding: 10px;
    border-radius: 22px;
  }

  .battery-percent {
    font-size: 40px;
  }

  .result {
    font-size: 19px;
  }

  .usage-row {
    grid-template-columns: 1.05fr 0.65fr 0.9fr;
    gap: 5px;
  }

  .usage-small {
    font-size: 10px;
  }
}