/* CSS Grid Generator — tool-specific */
.page { padding: 40px 20px; max-width: 720px; margin: 0 auto; }
.page h1 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.page .subtitle { color: #888; margin-bottom: 20px; font-size: 14px; }

.ctrl-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.ctrl { display: flex; flex-direction: column; gap: 6px; }
.opt-label { font-size: 11px; color: #aaa; text-transform: uppercase; letter-spacing: 1px; font-weight: 500; }
.ctrl select, .ctrl input {
  background: #0d0d0d; border: 1px solid #2a2a2a; color: #fff;
  padding: 8px 10px; border-radius: 6px; font-size: 13px;
  font-family: 'SF Mono', monospace;
}
.ctrl input[type=range] { accent-color: #ff4444; padding: 0; }
.opt-value { font-size: 12px; color: #888; font-family: 'SF Mono', monospace; }

.preview {
  display: grid; min-height: 280px;
  background: repeating-linear-gradient(45deg, #0a0a0a 0, #0a0a0a 10px, #111 10px, #111 20px);
  border: 1px solid #2a2a2a; border-radius: 8px;
  padding: 16px; margin-top: 8px;
}
.preview .item {
  background: #ff4444; color: #fff;
  padding: 18px; border-radius: 6px;
  font-family: 'SF Mono', monospace; font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  min-height: 56px;
}

.output {
  background: #0d0d0d; border: 1px solid #2a2a2a; color: #4caf50;
  padding: 14px 16px; border-radius: 6px; font-family: 'SF Mono', monospace;
  font-size: 13px; line-height: 1.6; white-space: pre-wrap;
  margin: 8px 0 12px;
}

.snippet {
  background: #0d0d0d; border: 1px solid #2a2a2a; color: #ccc;
  padding: 12px 14px; border-radius: 6px; font-family: 'SF Mono', monospace;
  font-size: 12px; line-height: 1.5; margin: 8px 0;
}

.action-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.status-msg { font-size: 13px; margin-left: 8px; }
.status-msg.ok { color: #4caf50; }

@media (max-width: 600px) {
  .page { padding: 24px 12px; }
  .page h1 { font-size: 22px; }
}