/* ============================================================
   layout.css — Box Model, Flexbox & Grid Playground
   Prefisso .ly-  ·  Usa base.css + lab.css.
   ============================================================ */

.ly-sec { position: relative; z-index: 2; }
.ly-layout { display: grid; grid-template-columns: minmax(0, 360px) minmax(0, 1fr); gap: 1.25rem; align-items: start; margin-top: 1.25rem; }
@media (max-width: 900px) { .ly-layout { grid-template-columns: 1fr; } }

/* ---------- Controlli ---------- */
.ly-ctrls .control-row { display: grid; grid-template-columns: 6.5rem 1fr 3rem; align-items: center; gap: 0.75rem; margin-bottom: 0.9rem; }
.ly-ctrls .control-row:last-child { margin-bottom: 0; }
.ly-ctrls .control-label { font-family: var(--font-mono); font-size: 0.74rem; color: var(--ink-soft); }
.ly-ctrls .slider { width: 100%; accent-color: var(--accent); cursor: pointer; }
.ly-ctrls .ly-num { font-family: var(--font-mono); font-size: 0.82rem; color: var(--ink); text-align: right; }
.ly-row-full { display: flex; flex-direction: column; gap: 0.45rem; margin-bottom: 0.9rem; }
.ly-select {
  font-family: var(--font-mono); font-size: 0.84rem; padding: 0.5rem 0.7rem;
  border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); cursor: pointer; width: 100%;
}
.ly-itemctrl { display: flex; align-items: center; gap: 0.6rem; margin-top: 0.4rem; }
.ly-itemctrl .ghost-btn { padding: 0.35rem 0.8rem; }
.ly-count { font-family: var(--font-mono); font-size: 0.8rem; color: var(--ink-soft); }
.ly-mode-panel[hidden] { display: none; }

.ly-tip { margin-top: 1.2rem; padding-top: 1rem; border-top: 1px solid var(--line-soft); font-size: 0.86rem; color: var(--ink-soft); line-height: 1.55; }
.ly-tip b { color: var(--ink); }

/* ---------- Anteprima ---------- */
.ly-preview-wrap { display: flex; flex-direction: column; gap: 1.25rem; }
.ly-stage {
  position: relative; min-height: 320px;
  display: grid; place-items: center; padding: 1.5rem;
  background: var(--bg-sunk); border: 1px solid var(--line); border-radius: 12px;
  background-image: linear-gradient(var(--line-soft) 1px, transparent 1px), linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 22px 22px;
  overflow: auto;
}
.ly-totsize { font-family: var(--font-mono); font-size: 0.8rem; color: var(--ink-soft); text-align: center; }
.ly-totsize b { color: var(--accent); }

/* Box model a strati (stile DevTools) */
.ly-bm-margin { background: rgba(243, 170, 90, 0.32); display: grid; place-items: center; position: relative; }
.ly-bm-border { background: rgba(232, 200, 90, 0.5); display: grid; place-items: center; position: relative; }
.ly-bm-padding { background: rgba(120, 190, 130, 0.4); display: grid; place-items: center; position: relative; }
.ly-bm-content { background: rgba(90, 130, 245, 0.55); display: grid; place-items: center; min-width: 18px; min-height: 18px; }
.ly-bm-tag { position: absolute; top: 2px; left: 5px; font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.04em; color: var(--ink); opacity: 0.75; text-transform: uppercase; }
.ly-bm-content .ly-bm-cval { font-family: var(--font-mono); font-size: 0.78rem; color: #fff; font-weight: 600; }

/* Item flex/grid */
.ly-box {
  display: grid; place-items: center;
  min-width: 48px; min-height: 48px; padding: 0.5rem 0.9rem;
  background: color-mix(in srgb, var(--accent) 16%, var(--bg-elev));
  border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--line));
  border-radius: 9px; color: var(--accent);
  font-family: var(--font-mono); font-size: 0.95rem; font-weight: 600;
}
.ly-flexstage, .ly-gridstage { width: 100%; height: 100%; align-self: stretch; }
.ly-flexstage { display: flex; }
.ly-gridstage { display: grid; }
.ly-stage.is-container { place-items: stretch; }

/* ---------- Codice generato ---------- */
.ly-code-panel { }
.ly-code-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 0.7rem; }
.ly-code-bar .panel-kicker { margin: 0; }
.ly-code {
  margin: 0; border: 1px solid var(--line); border-radius: 10px; background: var(--bg-sunk);
  font-family: var(--font-mono); font-size: 0.86rem; line-height: 1.65; color: var(--ink);
  padding: 1rem 1.1rem; white-space: pre; overflow-x: auto;
}
.ly-code .sel { color: var(--accent); }
.ly-code .prop { color: var(--ink); }
.ly-code .val { color: #b9711d; }
[data-theme="dark"] .ly-code .val { color: #e6a44e; }
.ly-copy { padding: 0.4rem 0.8rem; }
.ly-copy.done { border-color: #3fae6b; color: #3fae6b; }