/* =========================================================
   Piezas compartidas de las páginas de ejemplo.
   Solo dos bloques con los colores del estudio:
   - .ex-banner: aviso fijo de "Proyecto de ejemplo"
   - .ex-studio: franja final "Detrás de este ejemplo"
   Todo lo demás (colores, letras, íconos) es de cada marca
   ficticia y vive en css/ejemplos/<giro>.css.
   ========================================================= */

.ex-banner, .ex-studio {
  --ex-bg: #1e1a16; --ex-ink: #f5efe6; --ex-muted: #c9bfb2; --ex-line: #5c5248; --ex-acc: #ee9468; --ex-acc-ink: #1a1410;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--ex-bg); color: var(--ex-ink);
  -webkit-font-smoothing: antialiased;
}
.ex-banner *, .ex-studio *, .ex-banner *::before, .ex-studio *::before, .ex-banner *::after, .ex-studio *::after { box-sizing: border-box; }
.ex-wrap { max-width: 1120px; margin: 0 auto; padding-inline: max(20px, env(safe-area-inset-left)) max(20px, env(safe-area-inset-right)); }
.ex-banner a:focus-visible, .ex-studio a:focus-visible { outline: 3px solid var(--ex-acc); outline-offset: 3px; border-radius: 6px; }

/* Aviso fijo arriba */
.ex-banner {
  position: sticky; top: 0; z-index: 100;
  padding: calc(.6rem + env(safe-area-inset-top)) 0 .6rem;
  font-size: .9rem; line-height: 1.4;
}
.ex-banner .ex-wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1rem; }
.ex-banner p { margin: 0; }
.ex-banner strong { color: var(--ex-acc); }
.ex-banner nav { display: flex; gap: .5rem; }
.ex-banner a, .ex-studio nav a {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 .9rem;
  border-radius: 999px; border: 1px solid var(--ex-line); color: var(--ex-ink);
  text-decoration: none; font-weight: 600; font-size: .9rem;
}
.ex-banner a.ex-banner-cta, .ex-studio nav a.ex-studio-cta { background: var(--ex-acc); color: var(--ex-acc-ink); border-color: var(--ex-acc); }
.ex-banner a { gap: .35rem; }
.ex-ico { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.ex-banner a.ex-banner-back { padding-left: .6rem; }
/* "Cómo lo hicimos" lleva a la franja final: se distingue con el color de acento */
.ex-banner a.ex-banner-how { border-color: var(--ex-acc); color: var(--ex-acc); }
.ex-banner a.ex-banner-how:hover { background: rgba(238, 148, 104, .14); }
.ex-studio { scroll-margin-top: 4.5rem; }
@media (max-width: 720px) {
  .ex-banner { padding: calc(.35rem + env(safe-area-inset-top)) 0 .35rem; font-size: .78rem; }
  .ex-banner .ex-wrap { flex-wrap: nowrap; gap: .6rem; padding-inline: max(12px, env(safe-area-inset-left)) max(12px, env(safe-area-inset-right)); }
  .ex-banner p { min-width: 0; line-height: 1.25; }
  .ex-banner strong { display: block; }
  .ex-banner-more, .ex-banner-sep { display: none; }
  .ex-banner nav { flex: none; gap: .35rem; }
  .ex-banner a { padding: 0 .7rem; font-size: .8rem; white-space: nowrap; }
  /* En celular "Volver" queda solo como flecha para que quepan los tres botones */
  .ex-banner a.ex-banner-back { width: 40px; padding: 0; justify-content: center; }
  .ex-banner-backtxt { display: none; }
  .ex-banner a.ex-banner-how .ex-ico { display: none; }
  .ex-studio { scroll-margin-top: 3.5rem; }
}
/* La frase larga solo cabe en pantallas anchas */
@media (max-width: 1060px) { .ex-banner-more { display: none; } }
/* Celular: dos filas compactas. Arriba el aviso en un renglón; abajo volver, "Cómo lo hicimos" y "Quiero uno así" */
@media (max-width: 480px) {
  .ex-banner { padding: calc(.3rem + env(safe-area-inset-top)) 0 .4rem; }
  .ex-banner .ex-wrap { flex-wrap: wrap; row-gap: .3rem; }
  .ex-banner p { flex: 1 0 100%; font-size: .74rem; line-height: 1.2; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .ex-banner strong { display: inline; }
  .ex-banner-sep { display: inline; }
  .ex-banner nav { flex: 1 0 100%; gap: .4rem; }
  .ex-banner a { min-height: 38px; }
  .ex-banner a.ex-banner-back { width: 38px; margin-right: auto; }
  .ex-studio { scroll-margin-top: 5.5rem; }
}

/* Franja final: qué se diseñó para esta marca */
.ex-studio { padding: clamp(2.5rem, 6vw, 4rem) 0 calc(clamp(2.5rem, 6vw, 4rem) + env(safe-area-inset-bottom)); font-size: 1rem; line-height: 1.55; }
.ex-studio-kicker { margin: 0 0 .6rem; color: var(--ex-acc); font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.ex-studio h2 { margin: 0 0 .8rem; font: 700 clamp(1.5rem, 1.1rem + 2vw, 2.1rem)/1.15 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; letter-spacing: -.01em; text-wrap: balance; color: var(--ex-ink); text-transform: none; }
.ex-studio p { margin: 0 0 1rem; max-width: 62ch; color: var(--ex-muted); }
.ex-studio-grid { display: grid; gap: 1.5rem; margin: 1.75rem 0; }
@media (min-width: 760px) { .ex-studio-grid { grid-template-columns: 1.3fr 1fr; align-items: start; } }
.ex-studio h3 { margin: 0 0 .7rem; font: 700 .8rem/1.2 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; letter-spacing: .1em; text-transform: uppercase; color: var(--ex-muted); }
.ex-studio-swatches { display: flex; flex-wrap: wrap; gap: .6rem; margin: 0; padding: 0; list-style: none; }
.ex-studio-swatches li {
  display: grid; grid-template-columns: 28px auto; grid-template-rows: auto auto; column-gap: .55rem;
  align-items: center; padding: .45rem .8rem .45rem .45rem;
  border: 1px solid var(--ex-line); border-radius: 12px; font-size: .85rem; line-height: 1.2;
}
.ex-studio-swatches li::before {
  content: ""; grid-row: 1 / 3; width: 28px; height: 28px; border-radius: 8px;
  background: var(--c); box-shadow: inset 0 0 0 1px rgba(255,255,255,.18);
}
.ex-studio-swatches code { font: .75rem/1.2 ui-monospace, "Cascadia Mono", Consolas, monospace; color: var(--ex-muted); }
.ex-studio-fonts { display: grid; gap: .4rem; margin: 0; padding: 0; list-style: none; }
.ex-studio-fonts li { padding: .55rem .8rem; border: 1px solid var(--ex-line); border-radius: 12px; font-size: .9rem; }
.ex-studio-fonts strong { color: var(--ex-ink); }
.ex-studio-fonts span { color: var(--ex-muted); }
.ex-studio p.ex-studio-note { font-size: .88rem; }
.ex-studio-others { display: flex; flex-wrap: wrap; gap: .4rem .9rem; align-items: center; margin: 0 0 1.5rem; padding: 0; list-style: none; font-size: .92rem; color: var(--ex-muted); }
.ex-studio-others a { color: var(--ex-ink); font-weight: 600; text-underline-offset: 3px; }
.ex-studio-others a[aria-current="page"] { color: var(--ex-acc); text-decoration: none; }
.ex-studio nav { display: flex; flex-wrap: wrap; gap: .5rem; }
.ex-studio-credit { margin-top: 1.5rem !important; padding-top: 1.25rem; border-top: 1px solid var(--ex-line); font-size: .85rem; }
.ex-studio-credit a { color: var(--ex-ink); font-weight: 600; }