:root {
  color-scheme: dark;
  --bg: #090b12;
  --panel: #111522;
  --panel-2: #171c2c;
  --text: #f4f7fb;
  --muted: #a9b4c7;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #80f2d4;
  --accent-2: #9e8cff;
  --danger: #ff8da1;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(128, 242, 212, 0.16), transparent 28rem),
    radial-gradient(circle at 80% 10%, rgba(158, 140, 255, 0.2), transparent 30rem),
    var(--bg);
  color: var(--text);
}

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

.hero { min-height: 92vh; padding: 1.2rem clamp(1rem, 4vw, 4rem) 4rem; }
.topbar, .hero-grid, .workspace, .edit-grid, .connect-grid { max-width: 1180px; margin: 0 auto; }
.topbar { display: flex; align-items: center; justify-content: space-between; padding: 0.8rem 0; }
.brand { display: inline-flex; gap: 0.7rem; align-items: center; font-weight: 800; letter-spacing: -0.03em; }
.brand-mark { display: grid; place-items: center; width: 2.35rem; height: 2.35rem; border-radius: 0.85rem; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #07080c; }
.nav-links { display: flex; gap: 1rem; color: var(--muted); }
.nav-links a:hover { color: var(--text); }

.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.8fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; padding-top: 8vh; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.78rem; font-weight: 800; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(3rem, 7vw, 6.8rem); line-height: 0.9; letter-spacing: -0.08em; margin-bottom: 1.4rem; }
h2 { font-size: clamp(2rem, 4vw, 3.6rem); line-height: 1; letter-spacing: -0.06em; margin-bottom: 1rem; }
.lede { color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.35rem); line-height: 1.7; max-width: 46rem; }
.hero-actions, .button-row { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.4rem; }
.button, .mini-button, .upload-button { border: 0; cursor: pointer; border-radius: 999px; font-weight: 800; transition: transform 160ms ease, border-color 160ms ease, background 160ms ease; }
.button { display: inline-flex; padding: 0.92rem 1.2rem; align-items: center; justify-content: center; }
.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #07080c; }
.ghost { background: rgba(255, 255, 255, 0.06); border: 1px solid var(--line); color: var(--text); }
.button:hover, .mini-button:hover, .upload-button:hover { transform: translateY(-2px); }

.preview-card, .control-card, .output-card, .recipes-card { background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.035)); border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: 2rem; }
.preview-card { padding: 1rem; transform: rotate(1.4deg); }
.preview-toolbar { display: flex; gap: 0.45rem; padding: 0.2rem 0 0.8rem; }
.preview-toolbar span { width: 0.72rem; height: 0.72rem; border-radius: 50%; background: rgba(255,255,255,0.22); }
.preview-image { min-height: 28rem; border-radius: 1.4rem; display: grid; place-items: center; background:
  linear-gradient(140deg, rgba(128,242,212,0.22), rgba(158,140,255,0.18)),
  repeating-linear-gradient(45deg, rgba(255,255,255,0.08) 0 1px, transparent 1px 14px);
  color: rgba(255,255,255,0.78); text-align: center; overflow: hidden; background-size: cover; background-position: center; }
.preview-meta { padding: 1rem 0.4rem 0.2rem; display: flex; justify-content: space-between; gap: 1rem; color: var(--muted); }
.preview-meta strong { color: var(--text); }

.panel { padding: clamp(3rem, 7vw, 6rem) clamp(1rem, 4vw, 4rem); }
.panel.alt { background: rgba(255,255,255,0.035); }
.section-heading { max-width: 1180px; margin: 0 auto 2rem; }
.section-heading p:not(.eyebrow) { color: var(--muted); max-width: 48rem; line-height: 1.7; }
.workspace, .connect-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(340px, 0.85fr); gap: 1.2rem; }
.edit-grid { display: grid; grid-template-columns: minmax(340px, 0.95fr) minmax(0, 1fr); gap: 1.2rem; }
.control-card, .output-card, .recipes-card { padding: clamp(1rem, 3vw, 1.4rem); }
label { display: grid; gap: 0.45rem; color: var(--muted); font-weight: 700; margin-bottom: 1rem; }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: 1rem; background: rgba(5, 8, 16, 0.7); color: var(--text); padding: 0.9rem 1rem; outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(128,242,212,0.12); }
textarea { resize: vertical; }
.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.8rem; }
.split.three { grid-template-columns: 1fr 0.7fr 0.8fr; }
.output-header { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 0.8rem; }
.output-header h3 { margin: 0; }
.mini-button { padding: 0.55rem 0.8rem; background: rgba(128, 242, 212, 0.12); color: var(--accent); border: 1px solid rgba(128, 242, 212, 0.28); }
pre { white-space: pre-wrap; word-break: break-word; margin: 0; min-height: 16rem; padding: 1rem; border-radius: 1rem; background: rgba(0,0,0,0.26); color: #dfe8ff; line-height: 1.55; }

.drop-zone { display: grid; gap: 1rem; align-content: start; }
.upload-button { color: #07080c; background: var(--accent); padding: 0.9rem 1rem; }
canvas { width: 100%; border-radius: 1.2rem; border: 1px dashed rgba(255,255,255,0.24); background: rgba(0,0,0,0.2); }
.hint, .status, .range-label { color: var(--muted); line-height: 1.5; }
.status { min-height: 1.5rem; }
.status.ok { color: var(--accent); }
.status.error { color: var(--danger); }
.recipes-list { display: grid; gap: 0.8rem; }
.recipe { border: 1px solid var(--line); border-radius: 1rem; padding: 0.9rem; background: rgba(0,0,0,0.18); }
.recipe strong { display: block; margin-bottom: 0.35rem; }
.recipe small { color: var(--muted); }
footer { text-align: center; color: var(--muted); padding: 3rem 1rem 4rem; }

@media (max-width: 860px) {
  .hero-grid, .workspace, .edit-grid, .connect-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .split, .split.three { grid-template-columns: 1fr; }
  .preview-card { transform: none; }
  .preview-meta { flex-direction: column; }
}
.provider-hint {
  display: grid;
  gap: 0.35rem;
  margin: -0.25rem 0 1rem;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(128, 242, 212, 0.18);
  border-radius: 1rem;
  background: rgba(128, 242, 212, 0.07);
  color: var(--muted);
  line-height: 1.5;
}
.provider-hint strong { color: var(--text); }
.provider-hint small { color: var(--accent); word-break: break-word; }
.saved-heading { margin-top: 1.2rem; }
code {
  padding: 0.1rem 0.35rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: rgba(0,0,0,0.28);
  color: var(--accent);
}