:root {
  --bg: #f5ede1;
  --surface: rgba(255, 252, 247, 0.8);
  --surface-strong: #fff9f1;
  --ink: #1e1c19;
  --muted: #645e56;
  --line: rgba(30, 28, 25, 0.12);
  --accent: #ff6a3d;
  --accent-dark: #d84f28;
  --selected: #0d7c66;
  --shadow: 0 24px 80px rgba(35, 22, 6, 0.15);
  --radius-xl: 28px;
  --radius-lg: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 106, 61, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(13, 124, 102, 0.16), transparent 24%),
    linear-gradient(180deg, #fff8ef 0%, var(--bg) 48%, #efe2d1 100%);
  min-height: 100vh;
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 48px 0 80px;
}

.hero {
  margin-bottom: 28px;
}

.eyebrow,
.card-kicker {
  margin: 0 0 10px;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-dark);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 0.95;
  max-width: 12ch;
}

.lede {
  max-width: 64ch;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-top: 16px;
}

.workspace {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow);
  border-radius: var(--radius-xl);
  padding: 24px;
  backdrop-filter: blur(18px);
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.card h2 {
  margin: 0;
  font-size: 1.5rem;
}

.upload-button,
.primary-button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  background: var(--ink);
  color: white;
  padding: 12px 18px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, opacity 160ms ease;
}

.upload-button:hover,
.primary-button:hover {
  transform: translateY(-1px);
}

.upload-button input {
  display: none;
}

.hint,
.status {
  color: var(--muted);
  line-height: 1.6;
}

.image-stage {
  margin-top: 16px;
  min-height: 320px;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--line);
  background: rgba(255, 255, 255, 0.45);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.preview-shell {
  position: relative;
  width: 100%;
}

.preview-image {
  display: block;
  width: 100%;
  height: auto;
  max-height: 620px;
  object-fit: contain;
}

.face-layer {
  position: absolute;
  inset: 0;
}

.face-box {
  position: absolute;
  border: 2px solid var(--accent);
  border-radius: 16px;
  background: rgba(255, 106, 61, 0.12);
  cursor: pointer;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
}

.face-box:hover {
  transform: scale(1.02);
}

.face-box.is-selected {
  border-color: var(--selected);
  background: rgba(13, 124, 102, 0.18);
}

.face-chip {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(30, 28, 25, 0.86);
  color: white;
  font-size: 0.75rem;
}

.actions {
  margin-top: 22px;
}

.action-card {
  background: linear-gradient(135deg, rgba(255, 249, 241, 0.96), rgba(255, 242, 220, 0.92));
}

.action-grid {
  display: flex;
  align-items: end;
  gap: 16px;
  justify-content: space-between;
}

.field {
  display: grid;
  gap: 8px;
  min-width: 220px;
}

.field span {
  color: var(--muted);
  font-size: 0.95rem;
}

.field select {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
  font: inherit;
  background: white;
}

.primary-button {
  background: linear-gradient(135deg, var(--accent), #ff8b61);
  color: #2f150c;
}

.primary-button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.result-link {
  display: inline-flex;
  margin-top: 12px;
  color: var(--selected);
  font-weight: 700;
  text-decoration: none;
}

.hidden {
  display: none;
}

@media (max-width: 900px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .action-grid {
    flex-direction: column;
    align-items: stretch;
  }

  .field {
    min-width: 0;
  }
}