/* ==================================================================== *\
   AG Publicista — Herramienta: Generador de texto ondulado
   Estilos de página. La base (tipografía, header, cards…) vive en /css/site.css.

   1. Componente .text-path (estilos requeridos)
   2. Configurador (.controls)
   3. Panel de código (.code-panel)
   4. Pasos "Cómo usarlo" (.how-steps)
   5. FAQ (.faq)
   6. Responsive
\* ==================================================================== */

/* 1. Componente .text-path (estilos requeridos) ----------------------- */

.text-path {
  position: relative;
  width: 100%;
  height: clamp(180px, 26vw, 260px);
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    radial-gradient(24rem 12rem at 22% 0%, color-mix(in oklab, var(--violeta) 14%, transparent), transparent 70%),
    radial-gradient(20rem 12rem at 85% 100%, color-mix(in oklab, var(--turquesa) 10%, transparent), transparent 65%),
    var(--bg-soft);
}

.text-path svg {
  display: block;
  width: 100%;
  height: 100%;
}

.text-path text {
  user-select: none;
}

/* 2. Configurador ------------------------------------------------------ */

.controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem 1.2rem;
  margin-top: 1.5rem;
}

.controls__field {
  display: grid;
  gap: 0.45rem;
  min-width: 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.controls__field--wide {
  grid-column: 1 / -1;
}

.controls input[type="text"] {
  width: 100%;
  min-width: 0;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: none;
  background: var(--panel);
  color: var(--text);
  font: 500 1rem var(--font-body);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.controls input[type="text"]:focus {
  border-color: var(--violeta);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--violeta) 22%, transparent);
}

.controls input[type="range"] {
  width: 100%;
  accent-color: var(--violeta);
}

.controls input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--violeta);
}

.controls__checkbox {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  align-self: end;
  min-height: 42px;
  cursor: pointer;
}

.controls__color-row {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 0.6rem;
}

.controls input[type="color"] {
  width: 48px;
  height: 44px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  cursor: pointer;
}

.controls output {
  color: var(--violeta);
  font-variant-numeric: tabular-nums;
}

/* 3. Panel de código --------------------------------------------------- */

.code-panel {
  margin-top: 1.8rem;
  padding: clamp(1.1rem, 2.4vw, 1.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.code-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.code-panel__header h2 {
  margin: 0;
  font-size: 1.45rem;
}

.code-panel__code {
  max-height: 390px;
  margin: 0;
  padding: 1.1rem 1.3rem;
  overflow: auto;
  border-radius: var(--radius-sm);
  background: var(--code-bg);
  color: #e9e6ff;
  font: 0.86rem/1.65 var(--font-mono);
  white-space: pre;
}

.copy-status {
  min-height: 1.4em;
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

/* 4. Pasos "Cómo usarlo" ----------------------------------------------- */

.how-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.2rem;
}

.how-steps li {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.how-steps__num {
  font: italic 600 1rem var(--font-display);
  color: var(--violeta);
  letter-spacing: 0.08em;
}

.how-steps h3 {
  font-size: 1.15rem;
  margin: 0.5rem 0 0.4rem;
}

.how-steps p {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 0.8em;
}

.how-steps p:last-child {
  margin-bottom: 0;
}

.how-steps a {
  color: var(--violeta);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

.how-steps code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.12em 0.4em;
  overflow-wrap: anywhere;
}

.how-steps pre {
  margin: 0;
  padding: 0.9rem 1.1rem;
  overflow-x: auto;
  border-radius: var(--radius-sm);
  background: var(--code-bg);
  color: #e9e6ff;
  font: 0.82rem/1.6 var(--font-mono);
}

.how-steps pre code {
  background: none;
  border: 0;
  padding: 0;
  color: inherit;
  overflow-wrap: normal;
}

/* 5. FAQ --------------------------------------------------------------- */

.faq {
  max-width: 760px;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 1rem 1.3rem;
  margin-bottom: 0.8rem;
  transition: border-color 200ms ease, background-color 200ms ease;
}

.faq details[open] {
  border-color: var(--line-strong);
  background: var(--panel-hover);
}

.faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 560;
  font-size: 1.06rem;
  letter-spacing: -0.01em;
}

.faq summary::marker {
  color: var(--violeta);
}

.faq details[open] summary {
  color: var(--violeta);
}

.faq p {
  color: var(--muted);
  margin: 0.7em 0 0.2em;
  font-size: 0.96rem;
}

.faq code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.12em 0.4em;
}

/* 6. Responsive -------------------------------------------------------- */

@media (max-width: 860px) {
  .controls {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .controls {
    grid-template-columns: 1fr;
  }

  .controls__field--wide {
    grid-column: auto;
  }

  .code-panel__header {
    flex-direction: column;
    align-items: stretch;
  }

  .code-panel__header .btn {
    justify-content: center;
  }
}