@font-face {
  font-family: Lato;
  src: url("./assets/fonts/lato-regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: Lato;
  src: url("./assets/fonts/lato-bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: Lato;
  src: url("./assets/fonts/lato-black.woff2") format("woff2");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light;
  --bg: #f7f9f9;
  --panel: #ffffff;
  --panel-strong: #edf7f5;
  --text: #2a313b;
  --muted: #475057;
  --line: #dbe5e2;
  --accent: #84c1b5;
  --accent-strong: #254840;
  --accent-soft: #e5f4f1;
  --steel: #2f4559;
  --warn: #6b310d;
  --cream: #fbfaf7;
  --focus: #1a5c52;
  --shadow: 0 18px 44px rgba(42, 49, 59, 0.1);
  --mobile-action-bar-height: 5.25rem;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--text);
  font-family:
    Lato, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
  accent-color: var(--accent);
}

body.dragging-file .dropzone,
.asset-slot.dragging {
  border-color: var(--accent);
  background: #effaf6;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

p,
li,
.hint,
.subtitle {
  text-wrap: pretty;
}

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

button {
  min-height: 3rem;
  border: 0;
  border-radius: 0.5rem;
  cursor: pointer;
  font-weight: 750;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

:where(a, button, input, select, textarea):focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.choice-card:has(:focus-visible),
.size-row:has(:focus-visible),
.include-row:has(:focus-visible),
.asset-slot:has(:focus-visible) {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip-link {
  position: fixed;
  inset-block-start: 1rem;
  inset-inline-start: 1rem;
  z-index: 20;
  transform: translateY(-150%);
  border-radius: 0.5rem;
  background: var(--text);
  color: #fff;
  padding: 0.7rem 0.9rem;
}

.skip-link:focus-visible {
  transform: none;
}

.page {
  width: min(1240px, calc(100% - 2rem));
  margin-inline: auto;
  padding-block: 1.5rem 2rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block-end: 1.25rem;
}

.topbar-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.65rem;
}

.button-compact {
  min-height: 2.75rem;
  padding-inline: 0.85rem;
  font-size: 0.88rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  min-width: 0;
}

.brand-logo {
  display: block;
  inline-size: clamp(8.5rem, 18vw, 11rem);
  block-size: auto;
  flex: 0 0 auto;
}

.brand-copy {
  min-width: 0;
}

.brand-copy h1 {
  font-size: clamp(1.55rem, 4vw, 2.35rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.brand-copy p,
.subtitle,
.review-label {
  color: var(--muted);
  font-size: 0.95rem;
}

.review-label {
  white-space: nowrap;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.controls {
  position: sticky;
  inset-block-start: 1rem;
  overflow: clip;
}

.section {
  padding: 1rem;
}

.section + .section {
  border-block-start: 1px solid var(--line);
}

.section h2 {
  margin-block-end: 0.8rem;
  font-size: 1rem;
}

.field {
  display: grid;
  gap: 0.35rem;
  margin-block-end: 0.9rem;
}

.field:last-child {
  margin-block-end: 0;
}

.field-offset {
  margin-block-start: 0.9rem;
}

label,
legend {
  color: #27322e;
  font-size: 0.9rem;
  font-weight: 760;
}

.hint {
  color: var(--muted);
  font-size: 0.84rem;
}

input[type="file"],
input[type="number"],
input[type="text"],
select,
textarea {
  width: 100%;
  min-height: 3rem;
  border: 1px solid #aaa39a;
  border-radius: 0.45rem;
  background: #fff;
  color: var(--text);
  padding: 0.65rem 0.72rem;
}

textarea {
  min-height: 5rem;
  resize: vertical;
}

input[type="color"] {
  width: 100%;
  min-height: 3rem;
  border: 1px solid #aaa39a;
  border-radius: 0.45rem;
  background: #fff;
  padding: 0.25rem;
}

fieldset {
  min-inline-size: 0;
  margin: 0;
  border: 0;
  padding: 0;
}

.mode-section {
  background: var(--panel-strong);
}

.mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-block-end: 0.65rem;
}

.mode-button {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}

.mode-button[aria-selected="true"] {
  background: var(--text);
  color: #fff;
}

.radio-grid,
.swatch-grid,
.custom-grid,
.button-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.radio-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.choice-card,
.size-row,
.asset-slot {
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: #fff;
}

.choice-card {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  padding: 0.65rem;
}

.choice-card input[type="radio"],
.include-row input[type="checkbox"],
.size-row input[type="checkbox"] {
  inline-size: 1.25rem;
  block-size: 1.25rem;
  min-inline-size: 1.25rem;
  min-block-size: 1.25rem;
  margin: 0;
}

.choice-card span,
.size-row span,
.asset-slot span {
  min-width: 0;
}

.asset-slots {
  display: grid;
  gap: 0.6rem;
}

.asset-slot {
  display: grid;
  gap: 0.55rem;
  padding: 0.75rem;
  border-style: dashed;
}

.asset-slot strong,
.asset-slot small {
  display: block;
}

.asset-slot small {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 500;
}

.asset-slot input {
  min-height: 3rem;
  padding: 0.55rem;
}

.size-list {
  display: grid;
  gap: 0.45rem;
  max-height: 18rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  padding-inline-end: 0.25rem;
}

.size-bulk-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  margin-block: 0.55rem 0.45rem;
}

.link-button {
  min-height: 2.75rem;
  padding: 0.35rem 0.15rem;
  border: 0;
  background: transparent;
  color: var(--accent-strong);
  font-size: 0.86rem;
  font-weight: 760;
  text-decoration: underline;
  text-underline-offset: 0.18rem;
}

.link-button:hover:not(:disabled) {
  color: var(--text);
}

.size-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.65rem;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.58rem 0.65rem;
}

.size-row.has-remove {
  grid-template-columns: auto minmax(0, 1fr) auto auto;
}

.size-remove {
  min-height: 2.75rem;
  padding-inline: 0.65rem;
  border: 1px solid #c9c2b8;
  border-radius: 0.4rem;
  background: #fff;
  color: var(--warn);
  font-size: 0.78rem;
  font-weight: 760;
}

.size-remove:hover:not(:disabled) {
  background: #fff0df;
}

.size-row[data-readiness="needs-layout"] {
  background: var(--cream);
}

.size-row:has(input:disabled) {
  opacity: 0.72;
}

.size-title {
  display: block;
  overflow-wrap: anywhere;
  font-weight: 700;
}

.size-meta {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
}

.pill {
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  padding: 0.18rem 0.5rem;
  font-size: 0.72rem;
  font-weight: 800;
  white-space: nowrap;
}

.pill-warning {
  background: #fff0df;
  color: var(--warn);
}

.compat-summary {
  margin-block: 0 0.7rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: var(--panel-strong);
  color: var(--accent-strong);
  padding: 0.65rem;
  font-size: 0.86rem;
  font-weight: 700;
}

.include-row {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  margin-block: 0.7rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: #fff;
  padding: 0.65rem;
}

.include-row input {
  margin-block-start: 0.2rem;
}

.include-row strong,
.include-row span {
  display: block;
}

.include-row span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
}

.button-primary {
  background: var(--accent);
  color: #13211e;
}

.button-primary:hover:not(:disabled) {
  background: var(--accent-strong);
  color: #fff;
}

.button-secondary {
  border: 1px solid #948b80;
  background: #fff;
  color: var(--text);
}

.status {
  min-height: 1.5rem;
  margin-block-start: 0.75rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.status[data-tone="warning"] {
  color: var(--warn);
  font-weight: 700;
}

.preview-shell {
  min-height: 72vh;
}

.generate-progress {
  margin: 0 1rem 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--panel-strong);
}

.generate-progress-bar {
  overflow: hidden;
  block-size: 0.45rem;
  border-radius: 999px;
  background: #d7e5e1;
}

.generate-progress-fill {
  block-size: 100%;
  inline-size: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transition: inline-size 120ms ease-out;
}

.generate-progress-label {
  margin-block: 0.55rem 0;
  color: var(--accent-strong);
  font-size: 0.86rem;
  font-weight: 700;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-block-end: 1px solid var(--line);
  padding: 1rem;
}

.preview-header h2 {
  font-size: 1.05rem;
}

.preview-count {
  color: var(--muted);
  font-size: 0.88rem;
  white-space: nowrap;
}

.dropzone {
  display: grid;
  min-height: 18rem;
  place-items: center;
  margin: 1rem;
  border: 2px dashed #a9a197;
  border-radius: 0.5rem;
  background: var(--cream);
  padding: 2rem;
  text-align: center;
}

.dropzone-inner {
  display: grid;
  gap: 1rem;
  justify-items: center;
  width: 100%;
  max-width: 22rem;
}

.dropzone.has-source .dropzone-inner {
  max-width: 28rem;
}

.dropzone-thumb {
  display: grid;
  place-items: center;
  inline-size: clamp(7rem, 42vw, 10rem);
  block-size: clamp(7rem, 42vw, 10rem);
  border-radius: 0.45rem;
  border: 1px solid var(--line);
  background:
    linear-gradient(45deg, #e8e3da 25%, transparent 25%),
    linear-gradient(-45deg, #e8e3da 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e8e3da 75%),
    linear-gradient(-45deg, transparent 75%, #e8e3da 75%);
  background-color: #f8f6f2;
  background-position:
    0 0,
    0 10px,
    10px -10px,
    -10px 0;
  background-size: 20px 20px;
  overflow: clip;
}

.dropzone-thumb img {
  display: block;
  max-inline-size: 100%;
  max-block-size: 100%;
  object-fit: contain;
  border-radius: 0.35rem;
  box-shadow: 0 8px 22px rgba(29, 37, 34, 0.14);
}

.dropzone-copy {
  min-width: 0;
}

.dropzone strong {
  display: block;
  margin-block-end: 0.35rem;
  font-size: 1.05rem;
}

.dropzone-upload {
  margin-block-start: 0.85rem;
}

.results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  padding: 1rem;
  scroll-margin-block-start: 1rem;
}

.mobile-action-bar {
  position: fixed;
  inset-inline: 0;
  inset-block-end: 0;
  z-index: 15;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  min-height: var(--mobile-action-bar-height);
  border-block-start: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 -10px 28px rgba(42, 49, 59, 0.12);
  padding: 0.75rem max(1rem, env(safe-area-inset-right)) calc(0.75rem + env(safe-area-inset-bottom))
    max(1rem, env(safe-area-inset-left));
  backdrop-filter: blur(10px);
}

.mobile-action-count {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 760;
  white-space: nowrap;
}

.mobile-action-generate {
  flex: 1 1 auto;
  max-width: 14rem;
  min-height: 3rem;
}

.result-card {
  display: grid;
  gap: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: #fff;
  padding: 0.75rem;
}

.thumb {
  display: grid;
  place-items: center;
  min-height: 11rem;
  border-radius: 0.4rem;
  background:
    linear-gradient(45deg, #e8e3da 25%, transparent 25%),
    linear-gradient(-45deg, #e8e3da 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e8e3da 75%),
    linear-gradient(-45deg, transparent 75%, #e8e3da 75%);
  background-color: #f8f6f2;
  background-position:
    0 0,
    0 10px,
    10px -10px,
    -10px 0;
  background-size: 20px 20px;
}

.thumb img {
  display: block;
  max-width: 100%;
  max-height: 16rem;
  border-radius: 0.25rem;
  box-shadow: 0 8px 22px rgba(29, 37, 34, 0.16);
}

.result-meta {
  display: grid;
  gap: 0.15rem;
}

.result-title {
  font-weight: 780;
}

.result-subtitle {
  color: var(--muted);
  font-size: 0.84rem;
}

.result-warning {
  color: var(--warn);
  font-size: 0.82rem;
  font-weight: 800;
}

.result-card a {
  display: inline-grid;
  min-height: 3rem;
  place-items: center;
  border-radius: 0.45rem;
  background: var(--steel);
  color: #fff;
  font-weight: 750;
  text-decoration: none;
}

.pref-banner {
  position: fixed;
  inset-inline: max(1rem, env(safe-area-inset-left)) max(1rem, env(safe-area-inset-right));
  inset-block-end: max(1rem, env(safe-area-inset-bottom));
  z-index: 20;
  display: grid;
  gap: 0.85rem;
  max-width: 34rem;
  margin-inline: auto;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
  padding: 1rem 1.1rem;
}

.pref-banner p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.pref-banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: flex-end;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
  padding: 0 !important;
  white-space: nowrap !important;
}

@media (max-width: 920px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .controls {
    position: static;
  }

  .preview-shell {
    min-height: auto;
  }

  .page {
    padding-block-end: calc(2rem + var(--mobile-action-bar-height) + env(safe-area-inset-bottom));
  }

  .mobile-action-bar {
    display: flex;
  }
}

@media (max-width: 620px) {
  .page {
    width: min(100% - 1rem, 1240px);
    padding-block-start: 0.8rem;
  }

  .topbar,
  .preview-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand {
    align-items: flex-start;
    flex-direction: column;
  }

  .review-label {
    white-space: normal;
  }

  .radio-grid,
  .radio-grid.three,
  .button-row,
  .custom-grid,
  .swatch-grid {
    grid-template-columns: 1fr;
  }

  .mode-switch {
    grid-template-columns: 1fr;
  }

  .size-row {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .size-row.has-remove {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .size-row .pill {
    grid-column: 2;
    justify-self: start;
  }

  .size-row.has-remove .size-remove {
    grid-column: 1 / -1;
    justify-self: start;
  }

}