:root {
  --color-green: #a4ffaf;

  --color-grey-200: #e6e5ea;
  --color-grey-600: #817d92;
  --color-grey-700: #54535b;
  --color-grey-800: #24232c;
  --color-grey-850: #18171f;
  --color-grey-900: #14131b;
  --color-grey-950: #08070b;

  --color-yellow: #f8cd65;
  --color-red: #f64a4a;
}

/* GENERAL SETTING */
* {
  margin: 0;
  padding: 0;
  box-sizing: inherit;
}

html {
  font-size: 62.5%;
  box-sizing: border-box;
}

body {
  font-family: "JetBrains Mono", sans-serif;
  font-size: 1.8rem;
  font-weight: 500;
  min-height: 100vh;
  background-color: var(--color-grey-900);
  color: var(--color-grey-200);

  display: flex;
  align-items: center;
  justify-content: center;
}

/* LAYOUT */
.container {
  width: 54rem;
  max-width: 90%;
  margin: auto;
}

.heading {
  color: var(--color-grey-600);
  font-size: 2.4rem;
  text-align: center;
  margin-bottom: 3.2rem;
}

.password-container {
  background-color: var(--color-grey-800);
  margin-bottom: 2.4rem;
  padding: 2.4rem 3.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.password {
  font-size: 3.2rem;
  color: var(--color-grey-700);
}

.password-active {
  color: var(--color-grey-200);
}

.copy-container {
  position: relative;
}

.icon-copy {
  background: none;
  border: none;
  cursor: pointer;
}

button.icon-copy:active {
  transform: translateY(0.1rem);
}

.icon-copy svg {
  width: 2.8rem;
  height: 3.5rem;
  stroke: var(--color-green);
  stroke-width: 2;

  transition: all 0.2s ease-in-out;
}

.copy-msg {
  position: absolute;
  font-size: 1.3rem;
  left: -50%;
  transform: translateX(10%);
  display: none;
  transition: opacity 0.3s ease;
}

.copy-success {
  color: var(--color-green);
}

.copy-error {
  color: var(--color-red);
  left: -300%;
}

.generate-container {
  background-color: var(--color-grey-800);
  padding: 2.4rem 3.2rem;
}

.length-wrapper {
  margin-bottom: 3.2rem;
}

.length-wrapper label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.6rem;
}

#length-text {
  font-size: 3.2rem;
  color: var(--color-green);
  text-align: right;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  cursor: pointer;
  width: 100%;
}

/***** Chrome, Safari, Opera, and Edge Chromium *****/
input[type="range"]::-webkit-slider-runnable-track {
  background: var(--color-grey-900);
  height: 0.8rem;
}

/******** Firefox ********/
input[type="range"]::-moz-range-track {
  background: var(--color-grey-900);
  height: 0.8rem;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  margin-top: -10px;
  background-color: var(--color-grey-200);
  height: 2.8rem;
  width: 2.8rem;
  border-radius: 50%;
  border: 2px solid transparent;
  transition: all 0.2s ease-in-out;
}

input[type="range"]::-moz-range-thumb {
  border: none;
  border-radius: 50%;
  background-color: var(--color-grey-200);
  height: 2.8rem;
  width: 2.8rem;
  border: 2px solid transparent;
  transition: all 0.2s ease-in-out;
}

input[type="range"]:focus {
  outline: none;
}

.options {
  margin-bottom: 3.2rem;
}

.row {
  display: grid;
  grid-template-columns: 1em auto;
  gap: 2.5rem;
}

.row:not(:last-child) {
  margin-bottom: 1.6rem;
}

input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  margin: 0;
  width: 2rem;
  height: 2rem;
  border: 0.15em solid var(--color-grey-200);
  background-color: transparent;
  cursor: pointer;
  transform: translateY(0.15rem);
  transition: all 0.2s ease-in-out;

  display: grid;
  place-content: center;
}

input[type="checkbox"]:checked {
  background-color: var(--color-green);
  border-color: var(--color-green);
}

input[type="checkbox"]::before {
  content: "";
  width: 1.2rem;
  height: 1.2rem;
  transform: scale(0);

  transform-origin: center;
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
  background-color: var(--color-grey-850);
}

input[type="checkbox"]:checked::before {
  transform: scale(1);
}

.strength-wrapper {
  background-color: var(--color-grey-900);
  padding: 2.4rem 3.2rem;
  margin-bottom: 3.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.strength-label {
  color: var(--color-grey-600);
}

.strength-bars {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.bar {
  width: 0.9rem;
  height: 2.8rem;
  border: 2px solid var(--color-grey-200);
}

.bar-red {
  background-color: var(--color-red);
  border: 2px solid var(--color-red);
}

.bar-yellow {
  background-color: var(--color-yellow);
  border: 2px solid var(--color-yellow);
}

.bar-green {
  background-color: var(--color-green);
  border: 2px solid var(--color-green);
}

.strength-level {
  /* display: none; */
  margin-right: 1rem;
  font-size: 2.4rem;
}

.btn {
  font-family: inherit;
  font-size: inherit;
  font-weight: 600;
  text-transform: uppercase;
  background-color: var(--color-green);
  color: var(--color-grey-850);
  width: 100%;
  padding: 2rem 3.2rem;
  margin-bottom: 1.6rem;
  border: 2px solid transparent;
  box-sizing: border-box;
  cursor: pointer;

  transition: all 0.2s ease-in-out;
}

.btn:hover:active {
  transform: translateY(0.05rem);
}

.icon-arrow-right svg {
  width: 14px;
  height: 14px;
  stroke-width: 3;
  fill: var(--color-grey-850);

  pointer-events: none;
}

.icon-arrow-right {
  margin-left: 1.6rem;
}