/* ==== CSS Variables ==== */
:root {
  --bg-color: #080c16;
  --bg-color-alt: #041431;
  --bg-color-card: #0a2653;
  --bg-color-button: #14532d;
  --bg-color-button-hover: #166534;
  --bg-color-button-border: #083b1c;
  --text-color: whitesmoke;
  --text-color-alt: #b4c2d5;
  --text-color-accent: #22c55e;
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
  --box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  --text-shadow: 2px 2px 4px black;
  --font-family: Arial, sans-serif;
}

/* ==== Global Reset ==== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  overflow: hidden;
}

/* ==== App Layout ==== */
body {
  background-color: var(--bg-color);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  color: var(--text-color);
  font-family: var(--font-family);
}

.app {
  width: 370px;
  max-width: 370px;
  height: 640px;
  max-height: 640px;
  position: relative;
  background-color: var(--bg-color-alt);
  box-shadow: var(--shadow);
  border-radius: 10px;
  color: var(--text-color);
  font-family: var(--font-family);
  margin: 10px;
  font-size: 14px;
  line-height: 1.2;
  display: flex;
  flex-direction: column;
}

/* ==== Header ==== */
.header {
  width: 100%;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
  padding: 10px;
  gap: 50px;
}

.header h1 {
  font-size: 18px;
  font-weight: bold;
  text-transform: uppercase;
  color: var(--text-color);
  text-shadow: var(--text-shadow);
}

.header div {
  font-size: 12px;
  font-weight: normal;
  color: var(--text-color-alt);
}

/* ==== Main ==== */
.main {
  width: 100%;
  height: 450px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 0 10px;
  gap: 8px;
}

.card {
  width: 100%;
  background-color: var(--bg-color-card);
  border: 1px solid var(--bg-color);
  padding: 10px;
  box-shadow: var(--box-shadow);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card h2 {
  font-size: 14px;
  text-transform: uppercase;
  color: var(--text-color-alt);
}

.card h3 {
  font-size: 14px;
  color: var(--text-color);
  font-weight: 500;
}

.input-select,
.input-slider {
  width: 100%;
  display: flex;
  align-items: center;
}

.input-select h3,
.input-slider h3 {
  flex: 0 0 120px;
}

.input-select select,
.input-slider select {
  flex: 1;
}

.input-field {
  flex: 1;
  display: flex;
  gap: 4px;
  align-items: center;
}

select,
input[type=number],
input[type=range] {
  width: 100%;
  padding: 4px;
  border-radius: 4px;
  border: 1px solid var(--bg-color);
  background: var(--bg-color-alt);
  color: var(--text-color);
  outline: none;
  font-size: 14px;
}

.input-field input[type=range] {
  flex: 1 1 auto;
}

.input-field input[type=number] {
  flex: 0 0 60px;
  text-align: right;
}

input[type=number] {
  -webkit-text-fill-color: var(--text-color);
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
  filter: invert(1);
}

input[type=number]::-moz-number-spin-box,
input[type=number]::-moz-number-spin-up,
input[type=number]::-moz-number-spin-down {
  background: var(--bg-color-card);
  border: 0;
  color: var(--text-color);
}

input[type=range] {
  padding: 0;
  height: 6px;
  background: transparent;
  --range-progress: 100%;
}

input[type=range]::-webkit-slider-runnable-track {
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(
    to right,
    var(--text-color-accent) 0%,
    var(--text-color-accent) var(--range-progress),
    var(--bg-color-alt) var(--range-progress),
    var(--bg-color-alt) 100%
  );
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text-color-accent);
  border: 2px solid var(--bg-color);
  margin-top: -5px;
  box-shadow: 0 0 0 1px var(--box-shadow);
}

input[type=range]::-moz-range-track {
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(
    to right, var(--text-color-accent) 0%, 
    var(--text-color-accent) var(--range-progress), 
    var(--bg-color-alt) var(--range-progress), 
    var(--bg-color-alt) 100%
  );
}

input[type=range]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text-color-accent);
  border: 2px solid var(--bg-color);
  box-shadow: 0 0 0 1px var(--bg-color);
}

input[type=range]::-ms-track {
  height: 6px;
  background: transparent;
  border-color: transparent;
  color: transparent;
}

input[type=range]::-ms-fill-lower,
input[type=range]::-ms-fill-upper {
  background: linear-gradient(to right, var(--text-color-accent) 0%, var(--text-color-accent) var(--range-progress), var(--bg-color-alt) var(--range-progress), var(--bg-color-alt) 100%);
  border-radius: 999px;
}

input[type=range]::-ms-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text-color-accent);
  border: 2px solid var(--bg-color);
  box-shadow: 0 0 0 1px var(--box-shadow);
}

[data-results] {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.results-row {
  display: flex;
  align-items: center;
}

.results-row h3 {
  flex: 0 0 80px;
  font-size: 14px;
  color: var(--text-color);
  font-weight: 500;
}

.result-value {
  flex: 1;
  background: var(--bg-color-alt);
  border: 1px solid var(--bg-color);
  border-radius: 10px;
  padding: 4px 10px;
  color: var(--text-color-accent);
  white-space: pre-line;
}

button {
  background: var(--bg-color-button);
  border: 1px solid var(--bg-color-button-border);
  color: #d1fae5;
  padding: 4px 8px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
}

button:hover {
  background: var(--bg-color-button-hover);
}

.card > button {
  align-self: center;
}

/* ==== Notes ==== */
.notes {
  width: 100%;
  height: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--text-color-alt);
}

.notes div {
  width: 100%;
  display: flex;
  justify-content: center;
  text-align: center;
  padding: 0 10px;
}

/* ==== Footer ==== */
.footer {
  width: 100%;
  height: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--text-color);
  border-bottom-left-radius: 10px;
  border-bottom-right-radius: 10px;
}

.footer-content {
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 10px;
}

.footer a {
  color: var(--text-color);
  text-decoration: none;
}