@font-face {
  font-family: "Mona Sans";
  src: url("monasans-regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Mona Sans";
  src: url("monasans-extrabold.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --vb-red: #fe1a3f;
  --vb-black: #262626;
  --headings-color: #262626;
  --text-color: #6a6f82;
  --font-family: "Mona Sans", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --link-color: #e3062b;
  --button-primary-color: #fe1a3f;
  --button-secondary-color: #898e9e;
  --button-secondary-hover: #7b8192;
  --bg-input: #f3f3f6;
  --bg-subtle: #f5f5f7;
  --border-color: #e2e2e8;
  --border-color-light: #ebebf0;
  --line-color: #ebebf0;
  --color-white: #ffffff;
  --gray-40: #a4a8b8;
  --gray-60: #6a6f82;
  --border-radius-button: 8px;
  --border-radius-card: 12px;
  --transition-fast: 0.15s ease-in-out;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

/* The page grows the frame to the document height, so nothing here keeps
   a height of its own or scrolls inside -- the whole page scrolls. */
html,
body {
  margin: 0;
  padding: 0;
  background: transparent;
  color: var(--text-color);
  font-family: var(--font-family);
  font-weight: 400;
  font-feature-settings: "ss05" 0, "calt" 0, "rvrn" 0;
  font-size: 16px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button,
input,
textarea,
select {
  font: inherit;
}

.app {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(320px, 2fr);
  gap: 2rem;
  align-items: start;
  padding: 0;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  min-width: 0;
}

.panel {
  background: var(--color-white);
  border: 1px solid var(--border-color-light);
  border-radius: var(--border-radius-card);
}

.panel-head {
  padding: 1rem 1.15rem 0.7rem;
  border-bottom: 1px solid var(--line-color);
}

.panel-head h2 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--headings-color);
}

.panel-body {
  padding: 1rem 1.15rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.field-row .field-label {
  margin: 0;
}

.field-label,
.label {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--headings-color);
}

.hint {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--gray-60);
}

/* One switch: the options share a single rounded track, only its outer
   corners are rounded and the active part fills in black. */
.seg {
  display: grid;
  grid-auto-rows: minmax(40px, auto);
  gap: 0;
  background: var(--bg-input);
  border-radius: var(--border-radius-button);
  overflow: hidden;
}

.seg--2 { grid-template-columns: repeat(2, 1fr); }
.seg--3 { grid-template-columns: repeat(3, 1fr); }
.seg--4 { grid-template-columns: repeat(4, 1fr); }

.seg button {
  appearance: none;
  margin: 0;
  padding: 0.7rem 0.45rem;
  border: 0;
  background: var(--bg-input);
  color: var(--gray-60);
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.15;
  cursor: pointer;
  border-radius: 0;
}

.seg button small {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.625rem;
  font-weight: 400;
  color: var(--gray-40);
}

.seg button:hover {
  color: var(--headings-color);
}

.seg button.is-on {
  background: var(--vb-black);
  color: var(--color-white);
}

.seg button.is-on small {
  color: rgba(255, 255, 255, 0.62);
}

.seg button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  color: var(--gray-40);
}

.seg button:disabled:hover {
  color: var(--gray-40);
}

/* The track clips outlines, so the focus ring is drawn inside. */
.seg button:focus-visible {
  outline: 2px solid var(--button-primary-color);
  outline-offset: -2px;
  z-index: 1;
}

input[type="text"],
input[type="search"],
textarea,
select {
  width: 100%;
  height: 40px;
  padding: 0 0.75rem;
  border: 0;
  background: var(--bg-input);
  color: var(--headings-color);
  border-radius: var(--border-radius-button);
}

select {
  -webkit-appearance: none;
  appearance: none;
  padding-right: 2.25rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' fill='none' stroke='%236f6f6f' stroke-width='1.8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  background-size: 12px 8px;
  cursor: pointer;
}

select::-ms-expand {
  display: none;
}

textarea {
  height: auto;
  min-height: 88px;
  padding: 0.7rem 0.75rem;
  resize: vertical;
  line-height: 1.4;
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--button-primary-color);
  outline-offset: 2px;
}

.check {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--headings-color);
  cursor: pointer;
}

.check input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--button-primary-color);
}

.actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}

#download {
  width: 100%;
}

#reset {
  grid-column: 1 / -1;
  width: 100%;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.8rem 2em;
  border: 1px solid transparent;
  background: transparent;
  color: var(--headings-color);
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.2;
  cursor: pointer;
  border-radius: var(--border-radius-button);
  box-shadow: none;
}

.btn:focus {
  box-shadow: none;
}

.btn:focus-visible {
  outline: 2px solid var(--button-primary-color);
  outline-offset: 2px;
}

.btn-primary {
  color: var(--color-white);
  background: var(--button-primary-color);
  border-color: var(--button-primary-color);
}

.btn-primary:hover,
.btn-primary:focus {
  color: var(--color-white);
  background: var(--button-primary-color);
  border-color: var(--button-primary-color);
  filter: brightness(110%);
}

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

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  color: var(--color-white);
  background: var(--button-primary-color);
  border-color: var(--button-primary-color);
}

.btn-secondary {
  color: var(--color-white);
  background: var(--button-secondary-color);
  border-color: var(--button-secondary-color);
}

.btn-secondary:hover,
.btn-secondary:focus {
  color: var(--color-white);
  background: var(--button-secondary-hover);
  border-color: var(--button-secondary-hover);
}

.btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
  filter: none;
}

.stage {
  min-width: 0;
}

/* The tool runs in a frame that clips at its edges, so the column leaves
   room on the right for the cards' side shadow. */
.stage-frame {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  min-height: 200px;
  padding: 0 20px 0 0;
}

.card {
  margin: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.stage.is-ready .card {
  opacity: 1;
}

.spec {
  width: 100%;
  max-width: 760px;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.stage.is-ready .spec {
  opacity: 1;
}

.spec-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.7rem;
}

.spec-copy {
  padding: 0.4rem 1rem;
  font-size: 0.75rem;
}

.spec-list {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.45rem 1.25rem;
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.4;
}

.spec-list dt {
  font-weight: 400;
  color: var(--text-color);
}

.spec-list dd {
  margin: 0;
  min-width: 0;
  color: var(--headings-color);
  overflow-wrap: anywhere;
}

@media (max-width: 479.98px) {
  .spec-list {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }

  .spec-list dd {
    margin-bottom: 0.4rem;
  }
}

.card-canvas {
  display: block;
  max-width: 100%;
  border-radius: 2px;
  /* Dropped below the card: nothing above the top edge, about 16 px at
     the sides, more at the bottom. */
  box-shadow:
    0 16px 24px -8px rgba(20, 20, 30, 0.20),
    0 4px 8px -4px rgba(20, 20, 30, 0.10);
}

.card figcaption {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--text-color);
}

.field-tag {
  font-size: 0.6875rem;
  font-weight: 400;
  color: var(--gray-40);
}

input[type="url"],
input[type="email"],
input[type="tel"] {
  width: 100%;
  height: 40px;
  padding: 0 0.75rem;
  border: 0;
  background: var(--bg-input);
  color: var(--headings-color);
  border-radius: var(--border-radius-button);
}

.qr-meta {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--headings-color);
}

.qr-meta:empty {
  display: none;
}

.warnings {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.warnings:empty {
  display: none;
}

.warnings li {
  padding: 0.55rem 0.7rem;
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--link-color);
  background: #fff0f2;
  border-radius: var(--border-radius-button);
}

.stage-loader {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--text-color);
  pointer-events: none;
  z-index: 3;
}

.stage.is-ready .stage-loader {
  display: none;
}

.stage-spinner {
  width: 26px;
  height: 26px;
  border: 3px solid var(--border-color);
  border-top-color: var(--button-primary-color);
  border-radius: 50%;
  animation: stage-spin 0.8s linear infinite;
}

@keyframes stage-spin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .stage-spinner {
    animation-duration: 2.4s;
  }
}

.status:empty {
  display: none;
}

.status {
  min-height: 1.2em;
  font-size: 0.75rem;
  color: var(--text-color);
}

.status.is-ok { color: #00a36d; }
.status.is-err { color: var(--link-color); }

@media (max-width: 639.98px) {
  .app {
    grid-template-columns: 1fr;
  }

  .stage {
    order: -1;
  }

  .seg--3,
  .seg--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}