:root {
  --bg: #0b0f14;
  --bg-accent: #141c25;
  --panel: rgba(15, 21, 29, 0.9);
  --panel-strong: #121923;
  --line: rgba(188, 213, 230, 0.14);
  --line-strong: rgba(120, 198, 255, 0.34);
  --text: #edf3f8;
  --muted: #98a7b5;
  --accent: #89d1ff;
  --accent-strong: #d7f1ff;
  --danger: #ff9b9b;
  --display: "Avenir Next", Avenir, "Segoe UI", sans-serif;
  --body: "SF Pro Text", "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(88, 160, 211, 0.16), transparent 32rem),
    radial-gradient(circle at bottom right, rgba(84, 124, 181, 0.14), transparent 28rem),
    linear-gradient(180deg, #0a0e13 0%, #0d1218 100%);
  font: 16px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }

.page-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 12px 0 24px;
}

.back-link,
.topbar-tag {
  color: var(--muted);
  font: 0.7rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.back-link:hover { color: var(--text); }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 24px;
}

.intro-panel,
.app-panel {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(12px);
}

.intro-panel {
  padding: clamp(28px, 4vw, 44px);
  min-height: 460px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font: 0.72rem var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1, h2, h3 {
  margin-top: 0;
  font-family: var(--display);
  letter-spacing: -0.04em;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(3rem, 5.3vw, 5.4rem);
  font-weight: 500;
  line-height: 0.94;
}

.intro-copy {
  max-width: 42rem;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.feature-list {
  margin-top: 42px;
  display: grid;
  gap: 12px;
}

.feature-list span {
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--accent-strong);
}

.app-panel {
  padding: clamp(22px, 3vw, 34px);
}

.recipe-form {
  display: grid;
  gap: 16px;
}

label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font: 0.68rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

textarea,
input {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--text);
  outline: none;
}

textarea {
  min-height: 160px;
  padding: 16px;
  resize: vertical;
}

input {
  height: 50px;
  padding: 0 14px;
}

textarea:focus,
input:focus {
  border-color: var(--line-strong);
}

.grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.generate-button {
  height: 54px;
  border: 0;
  background: linear-gradient(135deg, #8bd3ff 0%, #a8e7ff 100%);
  color: #081018;
  font: 0.78rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.generate-button[disabled] {
  opacity: 0.6;
  cursor: wait;
}

.form-status {
  min-height: 1.5rem;
  margin: 0;
  color: var(--muted);
}

.form-status.error {
  color: var(--danger);
}

.recipe-output {
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.hidden { display: none; }

.recipe-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 20px;
}

.recipe-kicker,
.recipe-time {
  margin: 0;
  color: var(--accent);
  font: 0.68rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

#recipe-title {
  margin: 8px 0 0;
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-weight: 500;
}

.output-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 14px;
}

.output-grid.secondary {
  grid-template-columns: 1fr 1fr;
  margin-top: 14px;
}

.output-card {
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.output-card h3 {
  margin-bottom: 12px;
  font-size: 1.1rem;
  font-weight: 500;
}

.output-card p,
.output-card li {
  color: var(--muted);
}

.output-card ul,
.output-card ol {
  margin: 0;
  padding-left: 1.2rem;
}

.output-card li + li {
  margin-top: 0.6rem;
}

@media (max-width: 920px) {
  .layout,
  .output-grid,
  .output-grid.secondary {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 24px, 1180px);
    padding-top: 12px;
  }

  .topbar,
  .recipe-head,
  .grid-two {
    grid-template-columns: 1fr;
    display: grid;
  }

  h1 {
    font-size: clamp(2.6rem, 14vw, 3.8rem);
  }
}