/* ============================================================
   INQUADRAMI — Creare Creatività
   Palette dal brand: nero #1b1a1c · rosa #f92273 (accento) · lime #bff747 (solo stato "ok")
   ============================================================ */

:root {
  --bg: #1b1a1c;
  --surface: #232225;
  --surface-2: #2c2b2f;
  --line: #3a393e;
  --line-strong: #4d4c52;
  --text: #f2f2f0;
  --muted: #9b9a9f;
  --accent: #f92273;
  --accent-ink: #ffffff;
  --warn: #f92273;
  --ok: #bff747;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --radius: 14px;
  --gutter: 16px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.45;
  min-height: 100dvh;
  overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
.accent { color: var(--accent); }
[hidden] { display: none !important; }

/* ---------- Header ---------- */
.top {
  padding: 40px var(--gutter) 24px;
  max-width: 1240px;
  margin: 0 auto;
}
.eyebrow { color: var(--muted); margin-bottom: 14px; }
h1 {
  margin: 0;
  font-weight: 800;
  font-size: clamp(44px, 9vw, 104px);
  line-height: .92;
  letter-spacing: -.035em;
}
.tagline {
  margin: 18px 0 0;
  max-width: 560px;
  color: var(--muted);
  font-size: 16px;
}

/* ---------- Layout ---------- */
.app {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--gutter) 48px;
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .app { grid-template-columns: minmax(0, 5fr) minmax(0, 4fr); gap: 28px; align-items: start; }
  .preview { position: sticky; top: 20px; }
}

/* ---------- Preview ---------- */
.preview {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 280px;
  padding: 16px;
  border-radius: 10px;
  background:
    linear-gradient(45deg, #2a292d 25%, transparent 25%, transparent 75%, #2a292d 75%),
    linear-gradient(45deg, #2a292d 25%, transparent 25%, transparent 75%, #2a292d 75%);
  background-color: var(--surface-2);
  background-size: 20px 20px;
  background-position: 0 0, 10px 10px;
}
.stage svg {
  width: 100%;
  max-width: 440px;
  height: auto;
  display: block;
  transition: opacity .15s;
}
.stage.is-busy svg { opacity: .55; }
.stage-loading { color: var(--muted); }

.status {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  font-weight: 600;
}
.status-icon {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--muted);
  flex: none;
  box-shadow: 0 0 0 4px rgba(255,255,255,.05);
}
.status[data-state="busy"] .status-icon { background: var(--muted); animation: pulse 1s infinite; }
.status[data-state="ok"]   { border-color: rgba(191,247,71,.5); }
.status[data-state="ok"] .status-icon { background: var(--ok); box-shadow: 0 0 0 4px rgba(191,247,71,.18); }
.status[data-state="warn"] { border-color: rgba(249,34,115,.55); }
.status[data-state="warn"] .status-icon { background: var(--warn); box-shadow: 0 0 0 4px rgba(249,34,115,.18); }
.status[data-state="fail"] { border-color: var(--warn); background: rgba(249,34,115,.08); }
.status[data-state="fail"] .status-icon { background: var(--warn); }
.status-text small { display: block; font-weight: 400; color: var(--muted); font-size: 13px; margin-top: 2px; }
@keyframes pulse { 50% { opacity: .35; } }

.actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.hint { color: var(--muted); margin: 0; text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
  font: inherit;
  font-weight: 600;
  border-radius: 10px;
  padding: 12px 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform .08s, background .15s, opacity .15s;
  min-height: 46px;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn-primary:hover:not(:disabled) { background: #ff3d87; }
.btn:disabled { opacity: .35; cursor: not-allowed; }
.btn-ghost:hover { background: var(--surface-2); }

/* ---------- Controls ---------- */
.controls { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.block {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}
legend {
  padding: 0 6px;
  margin-left: -6px;
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}
legend .num { color: var(--accent); }
.reset-row { align-items: flex-start; }

.field { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.label { font-size: 13px; color: var(--muted); font-weight: 600; display: flex; justify-content: space-between; gap: 8px; }
.label output { color: var(--text); }
.note { color: var(--muted); margin: 0; text-transform: none; letter-spacing: 0; font-size: 12px; line-height: 1.5; }
.note b { color: var(--text); }

textarea, input[type="text"] {
  width: 100%;
  font: inherit;
  font-size: 15px;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  padding: 12px 14px;
  resize: vertical;
  outline: none;
}
textarea:focus, input[type="text"]:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(249,34,115,.18); }
textarea { font-family: var(--mono); font-size: 13px; line-height: 1.5; min-height: 64px; }

/* segmented */
.segmented {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  padding: 4px;
  background: var(--surface-2);
  border-radius: 12px;
}
.segmented.compact { grid-template-columns: repeat(auto-fit, minmax(70px, 1fr)); }
.seg {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 10px 6px;
  border-radius: 9px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: background .15s, color .15s;
}
.seg svg { width: 26px; height: 26px; fill: currentColor; }
.seg:hover { color: var(--text); }
.seg.is-active { background: var(--bg); color: var(--text); box-shadow: 0 1px 0 rgba(0,0,0,.4), inset 0 0 0 1px var(--line-strong); }
.seg.is-active svg { fill: var(--accent); }
.compact .seg { padding: 9px 4px; }

/* swatches */
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.swatch {
  position: relative;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  min-width: 0;
}
.swatch:hover { border-color: var(--line-strong); }
.swatch input[type="color"] {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: 0; cursor: pointer; border: 0; padding: 0;
}
.swatch-chip {
  width: 34px; height: 34px; border-radius: 8px; flex: none;
  background: var(--c);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.18);
}
.swatch-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.swatch-text code { color: var(--text); text-transform: lowercase; }

/* range */
input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  margin: 4px 0;
}

/* badges */
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  align-self: flex-start;
  color: var(--muted);
}
.badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }
.badge[data-level="warn"] { border-color: rgba(249,34,115,.55); color: var(--text); }
.badge[data-level="warn"] .badge-dot { background: var(--warn); }

/* logo */
.logo-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.file { position: relative; overflow: hidden; }
.file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.logo-thumb {
  position: relative;
  width: 60px; height: 60px;
  border-radius: 10px;
  background:
    linear-gradient(45deg, #444 25%, transparent 25%, transparent 75%, #444 75%),
    linear-gradient(45deg, #444 25%, transparent 25%, transparent 75%, #444 75%);
  background-color: #666;
  background-size: 12px 12px;
  background-position: 0 0, 6px 6px;
  display: grid; place-items: center;
}
.logo-thumb img { max-width: 48px; max-height: 48px; object-fit: contain; }
.logo-thumb .x {
  position: absolute; top: -8px; right: -8px;
  width: 24px; height: 24px; border-radius: 50%;
  border: 0; background: var(--warn); color: #fff;
  font-size: 16px; line-height: 1; cursor: pointer;
}

/* toggle */
.toggle { display: flex; align-items: center; gap: 12px; cursor: pointer; }
.toggle input { position: absolute; opacity: 0; width: 0; height: 0; }
.toggle-track {
  width: 44px; height: 26px; border-radius: 999px;
  background: var(--line-strong);
  position: relative; transition: background .15s; flex: none;
}
.toggle-thumb {
  position: absolute; top: 3px; left: 3px;
  width: 20px; height: 20px; border-radius: 50%;
  background: #fff; transition: transform .15s;
}
.toggle input:checked + .toggle-track { background: var(--accent); }
.toggle input:checked + .toggle-track .toggle-thumb { transform: translateX(18px); }
.toggle input:focus-visible + .toggle-track { box-shadow: 0 0 0 3px rgba(249,34,115,.3); }
.toggle .label { color: var(--text); }

/* ---------- Footer ---------- */
.foot {
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px var(--gutter) 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
.foot p { margin: 6px 0; }

/* ---------- Mobile tweaks ---------- */
@media (max-width: 480px) {
  .top { padding-top: 28px; }
  .preview, .block { padding: 14px; }
  .segmented { grid-template-columns: repeat(2, 1fr); }
  .segmented.compact { grid-template-columns: repeat(2, 1fr); }
  .seg { flex-direction: row; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* selettore dimensione PNG sotto i bottoni export */
.png-size .segmented { grid-template-columns: repeat(3, 1fr); }
.png-size .label { font-size: 12px; }

/* vCard */
.vcard { display: flex; flex-direction: column; gap: 12px; }
.row.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 400px) { .row.two { grid-template-columns: 1fr; } }

/* Incorporato in un iframe (es. Elementor): la pagina ospitante ha già titolo e brand */
.embedded .top .eyebrow,
.embedded .top h1 { display: none; }
.embedded, .embedded body { overflow: hidden; }