:root {
  --bg: #fff8f0;
  --surface: #ffffff;
  --surface-soft: #fff0e8;
  --line: #eaded2;
  --text: #241f1b;
  --muted: #756a60;
  --tomato: #e83b2f;
  --tomato-dark: #bb2b22;
  --green: #4d8d45;
  --green-soft: #eaf5e7;
  --yellow: #f5a623;
  --blue-soft: #eaf5ff;
  --shadow: 0 18px 50px rgba(82, 52, 32, 0.13);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(255, 248, 240, 0.98), rgba(255, 255, 255, 0.98)),
    url("assets/prototype-home.png") center top / cover fixed;
  font-family:
    Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

button {
  font: inherit;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

h1,
h2,
h3,
p {
  margin-top: 0;
  letter-spacing: 0;
}

.app-shell {
  width: min(520px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: 18px 14px 28px;
  background:
    linear-gradient(180deg, rgba(255, 252, 248, 0.97), rgba(255, 248, 240, 0.96)),
    radial-gradient(circle at 94% 8%, rgba(232, 59, 47, 0.14), transparent 28%),
    radial-gradient(circle at 4% 18%, rgba(77, 141, 69, 0.13), transparent 24%);
}

.hero {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow);
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-row small {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}

.brand-mark,
.choice-icon,
.candidate-tag {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 8px;
  color: #fff;
  font-weight: 800;
}

.brand-mark {
  width: 40px;
  height: 40px;
  background: var(--tomato);
}

.weather-pill {
  display: inline-flex;
  margin: 18px 0 14px;
  padding: 8px 11px;
  border-radius: 999px;
  color: #1f5c8f;
  background: var(--blue-soft);
  font-size: 13px;
  font-weight: 700;
}

.hero h1 {
  margin-bottom: 8px;
  font-size: 30px;
  line-height: 1.16;
}

.hero p,
.muted-line,
.candidate p,
.candidate small,
.prototype-gallery p,
.steps {
  color: var(--muted);
}

.progress-wrap {
  margin: 18px 0;
}

.progress-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 9px;
  color: var(--muted);
  font-size: 13px;
}

.progress-meta strong {
  color: var(--text);
}

.progress-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #f1e4d8;
}

.progress-track span {
  display: block;
  width: 25%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--tomato), var(--yellow));
  transition: width 0.22s ease;
}

.workspace {
  display: grid;
  gap: 16px;
}

.taste-strip {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.taste-strip span {
  flex: 0 0 auto;
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.section-title h2 {
  margin-bottom: 6px;
  font-size: 24px;
  line-height: 1.22;
}

.section-title.compact h2 {
  font-size: 22px;
}

.eyebrow {
  margin-bottom: 7px;
  color: var(--tomato);
  font-size: 13px;
  font-weight: 800;
}

.big-choice-grid,
.chip-grid,
.quick-grid,
.candidate-list,
.gallery-grid {
  display: grid;
  gap: 12px;
}

.big-choice {
  min-height: 114px;
  display: grid;
  grid-template-columns: 52px 1fr;
  grid-template-rows: auto auto;
  gap: 5px 12px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  text-align: left;
  box-shadow: 0 10px 26px rgba(82, 52, 32, 0.08);
  position: relative;
  overflow: hidden;
}

.big-choice::after {
  content: "";
  position: absolute;
  right: -18px;
  bottom: -28px;
  width: 118px;
  height: 118px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 42% 42%, rgba(255, 255, 255, 0.72) 0 14%, transparent 15%),
    linear-gradient(135deg, rgba(77, 141, 69, 0.2), rgba(245, 166, 35, 0.22));
}

.big-choice:nth-child(2)::after {
  background:
    radial-gradient(circle at 48% 43%, rgba(255, 255, 255, 0.72) 0 14%, transparent 15%),
    linear-gradient(135deg, rgba(232, 59, 47, 0.2), rgba(245, 166, 35, 0.24));
}

.big-choice strong {
  font-size: 20px;
}

.big-choice small {
  grid-column: 2;
  color: var(--muted);
  line-height: 1.45;
}

.big-choice:hover,
.chip:hover,
.mini-chip:hover,
.secondary-button:hover {
  border-color: var(--tomato);
}

.big-choice.selected {
  border-color: var(--tomato);
  background: var(--surface-soft);
}

.choice-icon {
  grid-row: 1 / span 2;
  width: 52px;
  height: 52px;
}

.choice-icon.green {
  background: var(--green);
}

.choice-icon.red {
  background: var(--tomato);
}

.choice-icon.yellow {
  background: var(--yellow);
}

.mini-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.mini-list strong {
  width: 100%;
}

.mini-list span {
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--green-soft);
  color: #2f6730;
  font-size: 13px;
  font-weight: 700;
}

.simple-block,
.quick-select,
.dish-uploader,
.final-panel,
.feedback-panel,
.prototype-gallery {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.simple-block h3,
.quick-select label {
  display: block;
  margin-bottom: 10px;
  font-size: 16px;
}

.chip-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.chip,
.mini-chip,
.primary-button,
.secondary-button,
.select-button,
.tiny-button {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font-weight: 750;
}

.chip,
.mini-chip {
  padding: 0 10px;
}

.chip.selected,
.mini-chip.selected {
  border-color: var(--tomato);
  background: var(--surface-soft);
  color: var(--tomato-dark);
}

.quick-grid {
  grid-template-columns: 1fr;
}

.quick-select div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mini-chip {
  min-height: 38px;
  font-size: 13px;
}

.dish-form {
  display: grid;
  gap: 10px;
}

.upload-title-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
}

.upload-title-row span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.image-picker {
  min-height: 150px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 2px dashed #e1cfc1;
  border-radius: 8px;
  background: #fffaf5;
  color: var(--muted);
  font-weight: 800;
  text-align: center;
}

.image-picker input {
  display: none;
}

.image-picker img,
.dish-thumb,
.candidate-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dish-name-input {
  min-height: 44px;
  width: 100%;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font: inherit;
}

.form-message {
  min-height: 20px;
  margin: 10px 0;
  color: var(--muted);
  font-size: 13px;
}

.dish-list {
  display: grid;
  gap: 10px;
}

.saved-dish-card {
  display: grid;
  grid-template-columns: 58px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.dish-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}

.dish-edit-row {
  display: grid;
  gap: 8px;
  grid-column: 2 / -1;
}

.tiny-button {
  min-height: 34px;
  padding: 0 9px;
  color: var(--muted);
  background: #fff;
  font-size: 12px;
  font-weight: 800;
}

.tiny-button.danger {
  color: var(--tomato-dark);
  border-color: rgba(232, 59, 47, 0.32);
}

.saved-dish-card small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

.dish-thumb,
.candidate-image {
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--green);
  color: #fff;
  font-weight: 800;
}

.dish-thumb {
  width: 58px;
  height: 58px;
}

.candidate-image {
  width: 46px;
  height: 46px;
}

.action-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.sticky-actions {
  position: sticky;
  bottom: 0;
  padding: 10px 0 0;
  background: linear-gradient(180deg, rgba(255, 248, 240, 0), rgba(255, 248, 240, 0.98) 28%);
}

.primary-button,
.secondary-button {
  flex: 1;
  padding: 0 14px;
}

.primary-button {
  border-color: var(--tomato);
  background: var(--tomato);
  color: #fff;
}

.primary-button:hover {
  background: var(--tomato-dark);
}

.candidate {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 10px 24px rgba(82, 52, 32, 0.08);
}

.candidate-body {
  min-width: 0;
}

.candidate-body strong,
.candidate-body small {
  display: block;
}

.candidate-body p {
  margin: 7px 0;
  line-height: 1.45;
}

.metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.metric-row span {
  padding: 5px 7px;
  border-radius: 999px;
  background: #f8f1ea;
  color: var(--muted);
  font-size: 12px;
}

.select-button {
  min-width: 58px;
  padding: 0 10px;
  grid-column: 1 / -1;
}

.food-shot,
.candidate-image {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 8px;
  color: #fff;
  font-weight: 900;
  box-shadow: inset 0 -26px 34px rgba(0, 0, 0, 0.18);
}

.food-shot span {
  padding: 4px 7px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.28);
  font-size: 12px;
}

.shot-tomato {
  background:
    radial-gradient(circle at 30% 34%, #ffd15d 0 18%, transparent 19%),
    radial-gradient(circle at 64% 54%, #ff6b48 0 26%, transparent 27%),
    linear-gradient(135deg, #f94f36, #ffb13b);
}

.shot-beef {
  background:
    radial-gradient(circle at 26% 58%, #8b4d28 0 18%, transparent 19%),
    radial-gradient(circle at 62% 38%, #b45f30 0 24%, transparent 25%),
    linear-gradient(135deg, #6f3b25, #d28b43);
}

.shot-shrimp {
  background:
    radial-gradient(circle at 36% 42%, #ffb28a 0 20%, transparent 21%),
    radial-gradient(circle at 66% 56%, #f17d57 0 22%, transparent 23%),
    linear-gradient(135deg, #ffdf9e, #5aa85a);
}

.shot-noodle {
  background:
    repeating-linear-gradient(24deg, rgba(255, 230, 156, 0.95) 0 7px, rgba(255, 248, 204, 0.9) 8px 14px),
    linear-gradient(135deg, #4d8d45, #f5a623);
}

.shot-chicken {
  background:
    radial-gradient(circle at 48% 43%, #b85d2f 0 28%, transparent 29%),
    linear-gradient(135deg, #ef7b32, #4d8d45);
}

.shot-green {
  background: linear-gradient(135deg, #4d8d45, #f5a623);
}

.final-panel {
  background: linear-gradient(135deg, #fff, #fff0e8);
  border-color: rgba(232, 59, 47, 0.4);
}

.feedback-panel {
  background: #fff;
}

.feedback-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.feedback-options button {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font-weight: 800;
}

.feedback-options button.selected {
  border-color: var(--tomato);
  background: var(--surface-soft);
  color: var(--tomato-dark);
}

.feedback-panel textarea {
  width: 100%;
  resize: vertical;
  margin-bottom: 10px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: #fffaf5;
  font: inherit;
}

.final-panel h2 {
  margin-bottom: 9px;
  color: var(--tomato);
  font-size: 25px;
  line-height: 1.22;
}

.weather-note {
  margin: 12px 0;
  padding: 11px;
  border-radius: 8px;
  background: var(--blue-soft);
  color: #1f5c8f;
  font-weight: 700;
}

.steps {
  line-height: 1.55;
}

.prototype-gallery {
  width: min(520px, calc(100% - 28px));
  margin: 18px auto 28px;
  background: rgba(255, 255, 255, 0.95);
}

.prototype-gallery h2 {
  margin-bottom: 6px;
  font-size: 20px;
}

figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

figure img {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top center;
}

figcaption {
  padding: 9px 11px;
  font-weight: 800;
}

@media (min-width: 860px) {
  .app-shell,
  .prototype-gallery {
    width: min(980px, calc(100% - 40px));
  }

  .app-shell {
    min-height: auto;
    margin-top: 24px;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

  .big-choice-grid,
  .quick-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .candidate-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .candidate {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .dish-form {
    grid-template-columns: 170px 1fr auto;
    align-items: center;
  }

  .image-picker {
    min-height: 110px;
  }

  .dish-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .food-shot,
  .candidate-image {
    width: 100%;
    height: 150px;
  }
}

@media (max-width: 390px) {
  .app-shell {
    padding: 12px 10px 22px;
  }

  .hero h1 {
    font-size: 27px;
  }

  .chip-grid {
    grid-template-columns: 1fr;
  }

  .candidate {
    grid-template-columns: 64px 1fr;
  }

  .select-button {
    grid-column: 1 / -1;
  }

  .food-shot,
  .candidate-image {
    width: 64px;
    height: 64px;
  }

  .saved-dish-card {
    grid-template-columns: 52px 1fr;
  }

  .dish-card-actions {
    grid-column: 1 / -1;
    justify-content: stretch;
  }

  .dish-card-actions button {
    flex: 1;
  }
}