:root {
  --bg: #f7f9fc;
  --fg: #0b1726;
  --muted: #5b6b7b;
  --neon: #1f7cff;
  --neon-2: #00c6a7;
  --card: #ffffff;
  --border: #e4e9f1;
  --focus: #1f7cff;
}

/* Layout */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.5;
}

.wrap {
  max-width: 880px;
  padding: 24px;
  margin: 0 auto;
}

.app {
  width: 80vw;
  margin: 6vh auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(16, 24, 40, 0.08);
}

/* Title Neon */
.neon-title {
  font-family: "Poppins", sans-serif;
  font-size: 28px;
  color: var(--focus);
  text-align: center;
  margin: 28px 0 4px;
}

.subtitle {
  color: var(--muted);
  margin: 0 0 20px;
}

/* Controls */
.label {
  display: block;
  font-weight: 600;
  margin: 8px 0 8px;
}

.select-wrap {
  position: relative;
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
}

.select {
  appearance: none;
  width: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--fg);
  padding: 14px 16px;
  font-size: 16px;
  outline: none;
  box-shadow:
    0 0 0 0 rgba(0, 212, 255, 0),
    inset 0 0 0 0 rgba(0, 229, 255, 0);
  transition: box-shadow 180ms ease, border-color 180ms ease, transform 120ms ease;
  padding-right: 44px;
}

.select:focus {
  border-color: color-mix(in oklab, var(--focus) 70%, var(--border));
  box-shadow:
    0 0 0 4px color-mix(in oklab, var(--focus) 18%, transparent),
    0 0 24px color-mix(in oklab, var(--focus) 25%, transparent);
}

.select:hover { transform: translateY(-1px); }

.hint { color: var(--muted); font-size: 13px; }

.select-wrap::after {
  content: "▾";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
  font-size: 22px;
  line-height: 1;
}

/* Result card */
.result {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 18px;
  box-shadow: none;
  transition: box-shadow 240ms ease, border-color 240ms ease;
  min-height: 120px;
}

.result.active {
  border-color: color-mix(in oklab, var(--focus) 35%, var(--border));
  box-shadow: none;
}

.headline {
  margin: 4px 0 6px;
  font-size: clamp(20px, 3.2vw, 28px);
  font-weight: 700;
  letter-spacing: 0.01em;
  text-shadow: none;
  text-align: center;
}

.subheadline {
  color: var(--muted);
  margin: 0;
  font-size: 16px;
}

.result.active .headline {
  color: #1a4fb3;
}

/* Footer */
.footer { opacity: 0.7; }

/* Animations */
@keyframes soft-glow {
  0%, 100% {
    text-shadow:
      0 0 10px color-mix(in oklab, var(--neon) 40%, transparent),
      0 0 24px color-mix(in oklab, var(--neon) 30%, transparent),
      0 0 48px color-mix(in oklab, var(--neon-2) 22%, transparent);
  }
  50% {
    text-shadow:
      0 0 12px color-mix(in oklab, var(--neon) 55%, transparent),
      0 0 30px color-mix(in oklab, var(--neon) 42%, transparent),
      0 0 64px color-mix(in oklab, var(--neon-2) 30%, transparent);
  }
}

.builder {
  margin-top: 18px;
}
.builder-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 24px;
  align-items: start;
}
.q-col, .a-col {
  display: grid;
  gap: 10px;
}
.q-col .q-item {
  font-weight: 600;
  color: var(--fg);
  padding: 12px 0;
  border-bottom: 1px dashed var(--border);
}
.q-col .q-item.sub,
.a-col .a-item.sub {
  padding-left: 12px;
}
.a-col .a-item select {
  width: 100%;
}
.prompt-output {
  margin-top: 16px;
}
#generatedPrompt {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: 14px;
  background: var(--card);
  resize: vertical;
}

.notes-textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: 14px;
  background: var(--card);
  resize: vertical;
}

.text-input {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--fg);
  padding: 14px 16px;
  font-size: 16px;
  outline: none;
  transition: box-shadow 180ms ease, border-color 180ms ease, transform 120ms ease;
}
.text-input:focus {
  border-color: color-mix(in oklab, var(--focus) 70%, var(--border));
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--focus) 18%, transparent);
}

.btn {
  appearance: none; border: 1px solid var(--border); border-radius: 12px;
  padding: 12px 16px; font-weight: 600; cursor: pointer; background: var(--card);
}
.btn-orange {
  background: #ff8a00; color: #fff; border-color: #ff8a00;
}
.btn-orange:hover { filter: brightness(0.95); }

.actions { display: flex; gap: 10px; justify-content: flex-end; }

.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(12px);
  background: var(--card); color: var(--fg); border: 1px solid var(--border);
  padding: 10px 14px; border-radius: 10px; box-shadow: 0 10px 30px rgba(16,24,40,.12);
  opacity: 0; pointer-events: none; transition: opacity .2s ease, transform .2s ease;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.tabs { display: inline-flex; gap: 8px; margin-bottom: 16px; }
.tab-btn {
  appearance: none; border: 1px solid var(--border); background: var(--card);
  padding: 10px 14px; border-radius: 10px; font-weight: 600; cursor: pointer;
}
.tab-btn.active { border-color: var(--focus); box-shadow: 0 0 0 3px color-mix(in oklab, var(--focus) 15%, transparent); }
.tab-pane.hidden { display: none; }