*:focus {
  box-shadow: 0 0 0 4px rgba(25, 118, 210, 0.2);
  outline: 2px solid rgba(25, 118, 210, 0.5);
  outline-offset: 2px;
}

*::selection {
  background-color: rgba(27, 94, 32, 0.85);
  color: #fff;
}

html,
body {
  min-height: 100vh;
  min-height: 100svh;
  outline: none;
}

body {
  position: relative;
  padding-bottom: 96px;
}

button:hover,
button:focus {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

button:disabled {
  cursor: not-allowed;
}

.sr-only {
  overflow: hidden;
  position: absolute;

  width: 1px;
  height: 1px;
  margin: -1px;
  border: 0;
  padding: 0;

  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.skip-link {
  transition: top 0.3s ease;

  position: absolute;
  top: -40px;
  left: 6px;
  z-index: 1000;

  border-radius: 4px;
  background: #000;
  padding: 8px;

  color: white;
  font-weight: 500;
  text-decoration: none;
}

.skip-link:focus {
  top: 6px;
}

@media (max-width: 600px) {
  .skip-link {
    left: 4px;
    padding: 6px;
    font-size: 14px;
  }
}

.input-field {
  display: flex;
  align-items: center;
  gap: 8px;
}

.input-field input {
  flex: 1;
}

.input-field label {
  user-select: none;
  color: #0d47a1;
}

.input-field input[type=text]:focus {
  box-shadow: 0 1px 0 0 currentColor !important;
  border-bottom: 1px solid currentColor;
  color: #0d47a1;
}

.input-field input[type=text]:focus + label {
  color: #0d47a1 !important;
}

.input-field input[type=text] ~ button {
  cursor: pointer;
  transition: opacity 0.2s ease-in-out;
  background-color: transparent;
  margin: 0;
  border: none;
  border-radius: 50%;
  outline: none;
  padding: 4px;
  color: #0d47a1;
}

.input-field input[type=text] ~ button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  color: #737373;
}

.input-field.valid {
  color: #4caf50 !important;
}

.input-field.invalid {
  color: #f44336 !important;
}

.input-field.valid input[type=text] {
  box-shadow: 0 1px 0 0 currentColor !important;
  border-bottom: 1px solid currentColor !important;
  color: inherit !important;
}

.input-field.invalid input[type=text] {
  box-shadow: 0 1px 0 0 currentColor !important;
  border-bottom: 1px solid currentColor !important;
  color: inherit !important;
}

.input-field.valid label {
  color: inherit !important;
}

.input-field.invalid label {
  color: inherit !important;
}

label > input[type=checkbox] + span {
  color: #313131;
}

label > input[type=checkbox]:checked + span::after {
  border-color: #0d47a1 !important;
  background-color: #0d47a1 !important;
}

.material-symbols-outlined[aria-hidden="true"] {
  pointer-events: none;
}

#my-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

#my-brand img {
  height: 40px;
  width: auto;
  aspect-ratio: 1/1;
  border-radius: 50%;
}

#my-brand strong {
  font-family: monospace;
  font-size: 1.5rem;
  font-weight: 500;
  color: #fff;
}

#github-icon {
  height: 1.5rem;
  width: auto;
  aspect-ratio: 1/1;
  border-radius: 50%;
}

#scripts {
  max-width: 280px;
  margin: 32px auto 0;
}

#scripts .tabs {
  height: 32px;
}

#scripts .tabs .tab {
  height: 32px;
  line-height: 32px;
}

#scripts .tabs .indicator {
  background-color: #0d47a1;
}

#scripts .tabs .tab a {
  padding: 0 8px;
  color: #0d47a1;
  text-transform: none;
}

#scripts .tabs .tab a.active {
  background-color: #f0f0f0;
  font-weight: 700;
}

#scripts .tab-view {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;

  height: 40px;
  border-bottom-left-radius: 4px;
  border-bottom-right-radius: 4px;
  background-color: #313131;
  padding: 8px 8px 0 16px;
  color: #fff;
}

#scripts .tab-view button {
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s ease-in-out;

  background-color: transparent;
  border: none;
  margin: 0;
  padding: 0;

  color: inherit;
  font-size: inherit;
}

#scripts .tab-view button:where(:hover, :focus) {
  opacity: 1;
}

#features {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 48px;
}

#features .feature-block {
  transition: border-color 0.2s ease-in-out;
  flex: 1;
  min-width: 260px;
  border: 2px solid #c8e6c9;
  border-radius: 8px;
  padding: 16px;
}

#features .feature-block:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

#features .feature-block:focus-within {
  box-shadow: 0 0 0 2px rgba(27, 94, 32, 0.2);
  border-color: #1B5E20;
}

#features .feature-block .icon-block {
  padding: 0 15px;
}

#features .feature-block .icon-block .material-symbols-outlined {
  color: #0d47a1;
  font-size: 4rem;
  user-select: none;
}

#features .feature-block .icon-block .mirror {
  transform: scaleX(-1);
}

#features .feature-block h4 {
  font-size: 1.75rem;
}

#features .feature-block header + p {
  min-height: 45px;
}

#features .feature-block details {
  margin-top: 16px;
}

#features .feature-block details summary {
  cursor: pointer;
  transition: color 0.2s ease-in-out;
  color: #737373;
}

#features .feature-block details:open summary {
  font-weight: 700;
}

#features .feature-block details summary:where(:hover, :focus-visible) {
  color: #0d47a1;
  text-decoration: underline;
}

#features .feature-block details:focus-within summary {
  color: #0d47a1;
}

#gen-output {
  margin-top: 16px;
  margin-bottom: 0;
}

#gen-btn {
  width: 100%;
  background-color: #0d47a1;
}

#gen-format {
  margin-top: 16px;
}

#gen-format label {
  margin-bottom: 0;
}

#val-input {
  margin-top: 16px;
}

#val-input input {
  color: #0d47a1;
  border-bottom-color: currentColor;
}

#val-alert-valid,
#val-alert-invalid {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;

  margin-top: 16px;
  border-radius: 2px;
  padding: 6px 16px;
  color: #fff;
}

#val-input.valid ~ #val-alert-valid {
  display: flex !important;
}

#val-input.invalid ~ #val-alert-invalid {
  display: flex !important;
}

#fmt-input {
  margin-top: 16px;
}

#fmt-input input {
  color: #0d47a1;
  border-bottom-color: currentColor;
}

#fmt-btn {
  width: 100%;
  background-color: #0d47a1;
}

#fmt-output {
  margin-top: 24px;
}

#fmt-options fieldset {
  display: flex;
  flex-direction: column;
  margin-bottom: 10px;
  border-color: #0d47a1;
  border-color: #0d47a133;
  padding-top: 12px;
  padding-bottom: 12px;
}

#fmt-options fieldset legend {
  margin-left: -4px;
  padding-right: 4px;
  padding-left: 4px;
  color: #0d47a1;
  font-size: 0.6rem;
  text-transform: uppercase;
}

#fmt-hidden label:first-of-type {
  margin-bottom: 20px;
}

#fmt-hidden-range {
  padding-bottom: 16px;
  padding-right: 12px;
  padding-left: 12px;
}

#fmt-hidden-range > p {
  margin-top: 0;
  margin-bottom: 24px;
  color: #0d47a1;
}

.page-footer {
  position: absolute;
  bottom: 0;
  right: 0;
  left: 0;
  color: #737373;
}