:root {
  color-scheme: dark;
  --bg: #080a12;
  --panel: rgba(20, 23, 39, 0.84);
  --panel-border: rgba(255, 255, 255, 0.1);
  --text: #f5f3ff;
  --muted: #aaa6bd;
  --violet: #a78bfa;
  --pink: #f0abfc;
  --green: #6ee7b7;
  --danger: #fda4af;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 12% 8%, rgba(124, 58, 237, 0.25), transparent 34rem),
    radial-gradient(circle at 92% 20%, rgba(219, 39, 119, 0.14), transparent 30rem),
    var(--bg);
}

.shell { width: min(1160px, calc(100% - 32px)); margin: 0 auto; padding: 64px 0 32px; }
.hero { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 28px; }
.eyebrow { margin: 0 0 10px; color: var(--violet); font-size: 0.74rem; font-weight: 800; letter-spacing: 0.16em; }
h1 { margin: 0; font-size: clamp(3rem, 8vw, 6.5rem); line-height: 0.9; letter-spacing: -0.07em; }
h1 span { color: transparent; -webkit-text-stroke: 1px var(--pink); }
.lede { max-width: 680px; margin: 22px 0 0; color: var(--muted); font-size: 1.15rem; line-height: 1.65; }
.model-link { color: var(--text); text-decoration: none; border-bottom: 1px solid var(--violet); padding-bottom: 4px; white-space: nowrap; }
.notice { margin: 28px 0; padding: 15px 18px; border: 1px solid rgba(110, 231, 183, 0.25); border-radius: 14px; color: #d1fae5; background: rgba(6, 78, 59, 0.18); }
.grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: 20px; align-items: start; }
.panel { background: var(--panel); border: 1px solid var(--panel-border); border-radius: 20px; box-shadow: 0 22px 60px rgba(0, 0, 0, 0.26); backdrop-filter: blur(18px); }
.composer, .output-card, .setup { padding: 24px; }
label, summary { display: block; font-size: 0.83rem; font-weight: 750; color: #d8d4e7; }
input, textarea, select {
  width: 100%; color: var(--text); background: rgba(7, 9, 18, 0.86); border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px; padding: 12px 14px; font: inherit; outline: none;
}
input:focus, textarea:focus, select:focus { border-color: var(--violet); box-shadow: 0 0 0 3px rgba(167,139,250,.12); }
textarea { margin: 8px 0 12px; resize: vertical; line-height: 1.55; }
.endpoint-row { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.badge, .safe-pill { flex: none; color: var(--green); border: 1px solid rgba(110,231,183,.25); background: rgba(6,78,59,.2); border-radius: 999px; padding: 5px 9px; font-size: .68rem; font-weight: 850; }
.hint { margin: 8px 0 22px; color: var(--muted); font-size: .78rem; line-height: 1.55; }
code { color: #ddd6fe; }
.examples { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.examples button { color: #ddd6fe; background: rgba(124,58,237,.12); border: 1px solid rgba(167,139,250,.22); border-radius: 999px; padding: 7px 10px; cursor: pointer; }
.examples button:hover { background: rgba(124,58,237,.25); }
details { border-top: 1px solid var(--panel-border); padding-top: 16px; }
summary { cursor: pointer; }
.settings { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 12px; padding-top: 14px; }
.settings input, .settings select { margin-top: 7px; }
.run { width: 100%; margin-top: 20px; border: 0; border-radius: 13px; padding: 14px; color: #100b20; font-size: 1rem; font-weight: 900; cursor: pointer; background: linear-gradient(110deg, var(--violet), var(--pink)); }
.run:hover { filter: brightness(1.08); }
.run:disabled { cursor: wait; opacity: .55; }
.status { min-height: 1.2em; margin: 10px 0 0; color: var(--danger); font-size: .82rem; }
.results { display: grid; gap: 20px; }
.card-title { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
h2 { margin: 0; font-size: 1.05rem; }
.card-title span:not(.safe-pill) { color: var(--muted); font-size: .75rem; }
.answer { min-height: 156px; white-space: pre-wrap; line-height: 1.7; }
.empty { color: #777386; }
.calls { min-height: 156px; margin: 0; overflow: auto; color: #c4b5fd; white-space: pre-wrap; font-size: .82rem; line-height: 1.55; }
.setup { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; margin-top: 20px; align-items: center; }
.setup p:not(.eyebrow) { color: var(--muted); line-height: 1.6; }
.setup pre { margin: 0; padding: 18px; overflow: auto; border-radius: 14px; background: #070912; font-size: .78rem; line-height: 1.65; }
footer { padding: 28px 4px 0; color: #716d7e; font-size: .78rem; text-align: center; }

@media (max-width: 820px) {
  .shell { padding-top: 38px; }
  .hero { align-items: flex-start; flex-direction: column; }
  .grid, .setup { grid-template-columns: 1fr; }
  .settings { grid-template-columns: 1fr; }
}