:root {
  --bg: #fff3e8;
  --bg-deep: #ffd9c2;
  --card: rgba(255, 250, 246, 0.88);
  --ink: #1f1711;
  --muted: #6f5e53;
  --line: rgba(31, 23, 17, 0.09);
  --accent: #f05a28;
  --accent-deep: #c64014;
  --accent-soft: #ffe2d6;
  --success: #1e8f5f;
  --shadow: 0 18px 40px rgba(111, 63, 35, 0.16);
  --radius: 24px;
  --font-ui: "Manrope", "Segoe UI Variable", "Trebuchet MS", sans-serif;
  --font-display: "Avenir Next Condensed", "Arial Narrow", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-ui);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(240, 90, 40, 0.18), transparent 32%),
    radial-gradient(circle at top right, rgba(255, 198, 84, 0.28), transparent 30%),
    linear-gradient(180deg, var(--bg) 0%, #fff8f3 100%);
}

.shell {
  max-width: 980px;
  margin: 0 auto;
  padding: 20px 16px 48px;
}

.hero {
  position: relative;
  padding: 28px 22px;
  margin-bottom: 18px;
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(240, 90, 40, 0.95), rgba(255, 145, 77, 0.92)),
    linear-gradient(180deg, #ffb26a, #f05a28);
  color: #fffdf9;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -30px -50px auto;
  width: 180px;
  height: 180px;
  border-radius: 999px;
  background: rgba(255, 247, 240, 0.18);
}

.hero__eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  opacity: 0.88;
}

.hero h1 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(32px, 6vw, 52px);
  line-height: 0.92;
  letter-spacing: -0.04em;
}

.hero p {
  margin: 0;
  max-width: 480px;
  font-size: 15px;
}

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

.card {
  background: var(--card);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.card--cart {
  background:
    linear-gradient(180deg, rgba(255, 250, 246, 0.96), rgba(255, 239, 229, 0.92));
}

.card__title {
  margin-bottom: 14px;
  font-weight: 800;
  font-size: 18px;
}

.stack {
  display: grid;
  gap: 12px;
}

.field span {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--muted);
}

.field-label {
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--muted);
}

.field__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
  font: inherit;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.9);
}

textarea {
  resize: vertical;
  min-height: 88px;
}

.btn {
  border: 0;
  border-radius: 16px;
  padding: 0 16px;
  min-height: 48px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease, background 0.15s ease;
}

.btn:active {
  transform: translateY(1px) scale(0.99);
}

.btn--accent {
  background: linear-gradient(180deg, var(--accent), var(--accent-deep));
  color: white;
}

.btn--ghost {
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.btn--pdf {
  background: #243b63;
  color: #fff;
}

.results,
.insights,
.cart,
.draft-result {
  display: grid;
  gap: 10px;
}

.category-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px 14px;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.9);
  cursor: pointer;
}

.category-toggle__arrow {
  transition: transform 0.15s ease;
}

.category-toggle[aria-expanded="true"] .category-toggle__arrow {
  transform: rotate(180deg);
}

.category-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.category-chips[hidden] {
  display: none;
}

.category-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-deep);
  background: rgba(255, 255, 255, 0.86);
  cursor: pointer;
}

.category-chip span {
  margin-left: 4px;
  color: var(--muted);
}

.result-card,
.insight-card,
.cart-item,
.status-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.78);
}

.result-card strong,
.cart-item strong {
  display: block;
  font-size: 16px;
}

.result-card small,
.insight-card small,
.muted {
  color: var(--muted);
}

.result-card__row,
.cart-item__row,
.summary,
.actions {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.actions .btn {
  flex: 1 1 130px;
}

.product-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 6px 10px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-size: 12px;
  font-weight: 700;
}

.cart-item__qty {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.cart-item__qty button,
.qty-stepper button {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 0;
  background: var(--bg-deep);
  cursor: pointer;
  font-size: 18px;
}

.qty-stepper {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
}

.qty-stepper input {
  width: 64px;
  padding: 8px 10px;
  text-align: center;
  border-radius: 12px;
}

.summary {
  padding: 14px 16px;
  border-radius: 18px;
  background: #fff;
}

.summary span {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

.summary strong {
  font-size: 20px;
}

.status-card--success {
  border-color: rgba(30, 143, 95, 0.2);
  background: rgba(30, 143, 95, 0.08);
}

.status-card--error {
  border-color: rgba(198, 64, 20, 0.18);
  background: rgba(198, 64, 20, 0.08);
}

@media (min-width: 880px) {
  .layout {
    grid-template-columns: 1.1fr 1.1fr 0.95fr;
    align-items: start;
  }

  .card--cart {
    position: sticky;
    top: 14px;
  }
}