:root {
  color-scheme: dark;
  --background: oklch(0.2538 0.0206 289);
  --current-line: oklch(0.4028 0.0322 277.83);
  --foreground: oklch(0.9775 0.0079 106.55);
  --comment: oklch(0.5764 0.0869 290.65);
  --cyan: oklch(0.9214 0.118 181.4);
  --green: oklch(0.9029 0.1974 142.21);
  --orange: oklch(0.8703 0.1097 74.76);
  --pink: oklch(0.7616 0.1684 350.8);
  --purple: oklch(0.742 0.1485 301.88);
  --blue: oklch(0.6775 0.1815 288.17);
  --red: oklch(0.7767 0.132 32.13);
  --yellow: oklch(0.975 0.1493 108.88);
  --white: oklch(0.9775 0.0079 106.55);
}

html {
  height: 100%;
  background: var(--background);
  color: var(--foreground);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  overflow-y: auto;
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  min-height: 100%;
  background: var(--background);
  color: var(--foreground);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 2rem 1rem;
  line-height: 1.6;
}

.form {
  width: 100%;
  max-width: 900px;
  margin-top: 10vh;
}

.main-title {
  margin-block-end: 1.5rem;
}

.form-signin {
  background: var(--current-line);
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: none;
  width: 100%;
  border: none;
  position: relative;
  transition: opacity 0.3s ease;

  .form-group {
    margin-bottom: 1.25rem;
    width: 100%;

    &:last-child {
      margin-bottom: 0;
    }
  }

  .row {
    width: 100%;
    margin: 0;
  }

  h1 {
    color: var(--purple);
    font-weight: 700;
    margin-bottom: 0.25rem;
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    text-wrap: balance;
  }

  p {
    color: var(--foreground);
    margin-bottom: 0;
  }

}

.text-muted {
  color: var(--comment) !important;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--foreground);
}

.form-control {
  border: 1px solid var(--comment);
  border-radius: 0.375rem;
  padding: 0.625rem 1rem;
  background-color: var(--background);
  box-shadow: none;
  color: var(--foreground);
  width: 100%;

  &:focus {
    border-color: var(--pink);
    box-shadow: none;
    background-color: var(--current-line);
    outline: none;
    color: var(--foreground);
  }

  &::placeholder {
    color: var(--comment);
  }
}

input[type="file"].form-control {
  border: 1px solid var(--comment);
  background: var(--background);
  color: var(--foreground);
  border-radius: 0.375rem;

  &:focus {
    border-color: var(--pink);
    outline: none;
    box-shadow: 0 0 0 3px oklch(from var(--pink) l c h / 0.2);
  }

  &::file-selector-button,
  &::-webkit-file-upload-button {
    padding: 0.625rem 1.25rem;
    margin-inline-end: 1rem;
    margin-inline-start: -0.625rem;
    border: none;
    border-radius: 0.375rem;
    background-color: var(--purple);
    color: var(--background);
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.15s ease;

    &:hover {
      background-color: var(--pink);
    }
  }
}

.btn-primary {
  background-color: var(--purple);
  border-color: var(--purple);
  color: var(--background);
  font-weight: 700;

  &:is(:hover, :focus, :active) {
    background-color: var(--pink);
    border-color: var(--pink);
    color: var(--background);
  }

  &:disabled {
    background-color: var(--comment);
    border-color: var(--comment);
    color: var(--background);
    opacity: 0.6;
    cursor: not-allowed;
  }
}

.btn-outline-primary {
  border-color: var(--purple);
  color: var(--purple);

  &:is(:hover, :focus, :active) {
    background-color: var(--purple);
    border-color: var(--purple);
    color: var(--background);
  }
}

.fas:not(.toast-icon) {
  color: var(--cyan);
  margin-block-end: 0.75rem;
  transition: transform 0.2s ease;

  &:hover {
    scale: 1.02;
  }
}

#results {
  display: grid;
  grid-template-rows: 0fr;
  width: 100%;
  margin-top: 0;
  margin-bottom: 0;
  opacity: 0;
  transition:
    grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.3s ease,
    margin-top 0.35s ease;

  &.active {
    grid-template-rows: 1fr;
    opacity: 1;
    margin-top: 2rem;
    margin-bottom: 0.25rem;
  }

  .alert {
    width: 100%;
    margin: 0;
    position: relative;
  }
}

:is(#results, #response, #response_body) {
  scrollbar-width: none;
  -ms-overflow-style: none;

  &::-webkit-scrollbar {
    display: none;
  }
}

#response {
  overflow: hidden;
  min-height: 0;
  margin: 0;
}

#response_body {
  padding: 0.25rem 5rem 0 0;
  border-radius: 0.375rem;
  font-family: 'Fira Code', monospace;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.25;
  overflow-x: hidden;
  overflow-wrap: break-word;
  word-break: break-word;
  white-space: pre-wrap;
  margin: 0;
  width: 100%;
  color: var(--background);

  &.fade {
    transition: opacity 0.15s linear;

    &:not(.show) {
      opacity: 0;
    }
  }

  &.show {
    opacity: 1;
  }

  a {
    color: var(--background);
    text-decoration: underline;
    font-weight: 700;
    transition: opacity 0.15s ease;

    &:hover {
      opacity: 0.8;
    }
  }

  code {
    background-color: oklch(0 0 0 / 0.15);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-family: 'Fira Code', monospace;
    font-weight: 600;
  }
}

@media (max-width: 768px) {
  body {
    padding: 0.75rem;
    padding-block-start: 1rem;
  }

  .form {
    margin-top: 4vh;
  }

  .form-signin {
    padding: 1.25rem;
  }

  .form-signin h1 {
    font-size: 1.75rem;
  }

  .main-title {
    margin-bottom: 1rem;
  }

  .fas:not(.toast-icon) {
    font-size: 3rem;
    margin-bottom: 0.5rem;
  }

  .form-signin .form-group {
    margin-bottom: 1rem;
  }

  .btn {
    padding: 0.5rem 1rem;
  }

  .form-control {
    padding: 0.5rem 0.875rem;
  }
}

.alert {
  border: none;
}

.alert-success {
  background-color: var(--green) !important;
  color: var(--background);
  border-color: var(--green) !important;

  #response_body {
    color: var(--background);
  }
}

.alert-primary {
  background-color: var(--purple) !important;
  color: var(--foreground);
  border-color: var(--purple) !important;

  #response_body {
    color: var(--foreground);
  }
}

.alert-warning {
  background: var(--yellow) !important;
  color: var(--background);
  border-color: var(--yellow) !important;

  #response_body {
    color: var(--background);
  }
}

.alert-danger {
  background-color: var(--red) !important;
  color: var(--foreground);
  border-color: var(--red) !important;

  #response_body {
    color: var(--foreground);
  }
}

.copy-btn-float {
  position: absolute;
  inset: 0.75rem 0.75rem auto auto;
  display: inline-flex;
  align-items: baseline;
  gap: 0.25rem;
  padding: 0.35rem 0.5rem;
  min-width: 90px;
  height: 1.75rem;
  justify-content: center;
  background-color: var(--green);
  color: var(--background);
  border: 2px solid var(--background);
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition: opacity 0.15s ease, translate 0.15s ease, scale 0.15s ease;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  z-index: 10;

  i.fas {
    color: var(--background);
    font-size: 0.75rem;
  }

  &:hover {
    opacity: 0.9;
    translate: 0 -1px;
  }

  &:active {
    scale: 0.95;
  }

  &.copied {
    background-color: var(--green) !important;
    border-color: var(--background) !important;
    color: var(--background) !important;
  }
}

@keyframes checkmark {
  0% {
    opacity: 0;
    scale: 0.5;
    rotate: -45deg;
  }

  50% {
    opacity: 1;
    scale: 1.1;
    rotate: 0deg;
  }

  100% {
    scale: 1;
    rotate: 0deg;
  }
}

.checkmark {
  display: inline-block;
  animation: checkmark 0.4s ease-out;
}

@keyframes pulse {

  0%,
  100% {
    scale: 1;
  }

  50% {
    scale: 1.05;
  }
}

.icon-wrapper {
  animation: pulse 3s ease-in-out infinite;
}

.alert-icon {
  margin-inline-end: 0.5rem;
  font-size: 1rem;
}

.nav-pills .nav-link {
  background-color: transparent;
  border: 1px solid var(--purple);
  color: var(--purple);
  font-weight: 600;

  &:hover {
    background-color: oklch(from var(--purple) l c h / 0.1);
    border-color: var(--purple);
    color: var(--purple);
  }

  &.active {
    background-color: var(--purple);
    border-color: var(--purple);
    color: var(--background);
  }
}

.btn {
  &:active {
    scale: 0.98;
  }

  &:focus-visible {
    outline: 2px solid var(--purple);
    outline-offset: 2px;
  }
}

:is(.form-control, .form-select):focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px oklch(from var(--purple) l c h / 0.2);
  translate: 0 -1px;
}

:is(.form-control, .form-select, input[type="file"]) {
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease, translate 0.2s ease;
}

.copied {
  background-color: var(--green) !important;
  border-color: var(--green) !important;
  color: white !important;
  animation: successPulse 0.5s ease;
}

@keyframes successPulse {

  0%,
  100% {
    scale: 1;
  }

  50% {
    scale: 1.05;
  }
}

.advanced-toggle {
  .arrow::before {
    content: '▸';
    display: inline-block;
    transition: rotate 0.2s ease;
    rotate: 0deg;
  }

  &[aria-expanded="true"] .arrow::before {
    content: '▸';
    rotate: 90deg;
  }
}

.toast {
  border: none;
  border-radius: 0.5rem;
  min-width: 350px;
  max-width: 500px;
  box-shadow: 0 4px 12px oklch(0 0 0 / 0.3);
  overflow: hidden;

  .btn-close {
    background: transparent url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2322212C'%3e%3cpath d='M.293.293a1 1 0 0 1 1.414 0L8 6.586 14.293.293a1 1 0 1 1 1.414 1.414L9.414 8l6.293 6.293a1 1 0 0 1-1.414 1.414L8 9.414l-6.293 6.293a1 1 0 0 1-1.414-1.414L6.586 8 .293 1.707a1 1 0 0 1 0-1.414z'/%3e%3c/svg%3e") center/1em auto no-repeat;
    opacity: 0.8;
    flex-shrink: 0;

    &:hover {
      opacity: 1;
    }
  }

  .toast-icon {
    font-size: 1.25rem;
    color: var(--background);
    flex-shrink: 0;
  }

  .toast-message {
    color: var(--background);
    font-size: 0.95rem;
  }
}

.toast-body {
  padding: 1rem;
  display: flex;
  align-items: center;
  font-weight: 600;
  color: var(--background);
  line-height: 1.4;
}

.toast-container {
  z-index: 9999;
}