/* =========================================================
   4 · COMPONENTS
   Piezas reutilizables. Todas con hover, focus-visible,
   active y disabled cuando son interactivas.
   ========================================================= */
@layer components {

  /* ---------- Botones ---------- */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
    min-height: 52px; padding: .85rem 1.7rem;
    border: 1.5px solid transparent; border-radius: var(--r-pill);
    font: 700 1.02rem/1.1 var(--font); text-decoration: none; cursor: pointer;
    transition: background-color var(--t-fast), color var(--t-fast), border-color var(--t-fast), box-shadow var(--t), transform var(--t-fast);
  }
  .btn svg { width: 20px; height: 20px; flex: none; }
  .btn:active { transform: scale(.98); }
  .btn:disabled, .btn[aria-disabled="true"] { opacity: .45; cursor: not-allowed; box-shadow: none; transform: none; }

  .btn--primary { background: var(--grad-pink); color: var(--black); }
  .btn--primary:hover { box-shadow: 0 0 0 1px var(--pink), 0 10px 36px rgb(var(--pink-rgb) / .5); }
  .btn--dark { background: var(--black); color: var(--white); }
  .btn--dark:hover { background: var(--white); color: var(--black); }
  .card--pink :focus-visible { outline-color: var(--black); }
  .btn--outline-ink { border-color: var(--ink); background: transparent; color: var(--ink); min-height: 48px; }
  .btn--outline-ink:hover { background: var(--ink); color: var(--white); }
  .btn--outline-ink:focus-visible { outline-color: var(--pink-deep); }

  .chip-link {
    display: inline-flex; align-items: center; min-height: 40px; padding: .5rem 1.05rem;
    border-radius: var(--r-pill); background: var(--ink); color: var(--white);
    font: 700 .86rem/1 var(--font); text-decoration: none;
    transition: background-color var(--t-fast), color var(--t-fast);
  }
  .chip-link:hover { background: var(--pink); color: var(--black); }
  .chip-link:focus-visible { outline-color: var(--pink-deep); }

  .text-link {
    display: inline-flex; align-items: center; min-height: 32px;
    font: 700 .9rem/1.2 var(--font); color: var(--ink);
    text-decoration: underline; text-underline-offset: 3px;
    transition: color var(--t-fast);
  }
  .text-link:hover { color: var(--pink-deep); }
  .text-link:focus-visible { outline-color: var(--pink-deep); }

  /* ---------- Navegación ---------- */
  .pill {
    display: inline-flex; align-items: center; gap: .35rem; min-height: 40px; padding: 0 1.05rem;
    border: 0; border-radius: var(--r-pill); background: transparent; color: var(--text);
    font: 600 .95rem/1 var(--font); text-decoration: none; cursor: pointer;
    transition: background-color var(--t), color var(--t);
  }
  .pill:hover { color: var(--pink); }
  .pill.is-active { background: var(--grad-pink); color: var(--black); }
  .pill svg { width: 15px; height: 15px; transition: transform .2s; }
  .pill[aria-expanded="true"] svg { transform: rotate(180deg); }

  .icon-btn {
    width: 44px; height: 44px; flex: none; display: grid; place-items: center;
    border: 1px solid var(--line-strong); border-radius: 50%;
    background: transparent; color: var(--text); text-decoration: none; cursor: pointer;
    transition: border-color var(--t-fast), color var(--t-fast);
  }
  .icon-btn:hover { border-color: var(--pink); color: var(--pink); }
  .icon-btn svg { width: 18px; height: 18px; }
  .icon-btn--lg { width: 52px; height: 52px; }
  .icon-btn--lg svg { width: 22px; height: 22px; }
  .menu-toggle .i-close { display: none; }
  .menu-toggle[aria-expanded="true"] .i-open { display: none; }
  .menu-toggle[aria-expanded="true"] .i-close { display: block; }

  /* El botón de menú solo existe por debajo de 1024px.
     Va aquí (y no en layout) porque .icon-btn está en esta capa y ganaría. */
  .menu-toggle { display: none; }
  @media (max-width: 1024px) { .menu-toggle { display: grid; } }

  .lang-switch { display: inline-flex; padding: 3px; border-radius: var(--r-pill); border: 1px solid var(--line-strong); }
  .lang-switch button {
    min-width: 44px; min-height: 38px; padding: 0 .7rem;
    border: 0; border-radius: var(--r-pill); background: transparent; color: var(--text-2);
    font: 700 .82rem/1 var(--font); letter-spacing: .03em; cursor: pointer;
    transition: background-color var(--t-fast), color var(--t-fast);
  }
  .lang-switch button { display: grid; place-items: center; }
  .lang-switch button[aria-pressed="true"] { background: var(--white); }

  /* Banderas: el nombre accesible está en aria-label; la bandera es decorativa */
  .flag {
    display: block; width: 24px; height: 16px; border-radius: 3px; overflow: hidden;
    opacity: .55; forced-color-adjust: none;
    transition: opacity var(--t-fast), transform var(--t-fast);
  }
  .lang-switch button:hover .flag { opacity: 1; transform: scale(1.08); }
  .lang-switch button[aria-pressed="true"] .flag { opacity: 1; }
  .flag__r { fill: var(--flag-us-red); }
  .flag__w { fill: var(--flag-us-white); }
  .flag__b { fill: var(--flag-us-blue); }
  .flag__es-r { fill: var(--flag-es-red); }
  .flag__es-y { fill: var(--flag-es-yellow); }

  .contact-pill {
    display: inline-flex; align-items: center; gap: .7rem; min-height: 44px;
    padding: 3px 3px 3px 1.1rem; border-radius: var(--r-pill);
    background: var(--white); color: var(--ink); font: 700 .92rem/1 var(--font); text-decoration: none;
    transition: background-color var(--t-fast);
  }
  .contact-pill:hover { background: var(--pink); }
  .contact-pill__icon { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: var(--white); }
  .contact-pill__icon svg { width: 16px; height: 16px; }
  @media (max-width: 1024px) {
    /* El texto se oculta a la vista pero no al lector de pantalla */
    .contact-pill { padding: 3px; }
    .contact-pill__label { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  }

  /* ---------- Tarjetas ---------- */
  .card { position: relative; background: var(--white); color: var(--ink); border: 1px solid var(--card-line); border-radius: var(--r-card); }
  .card--pink { background: var(--grad-pink); color: var(--black); border: 0; }
  .card--dark { background: var(--surface); color: var(--text); border: 1px solid var(--line); }
  .card__kicker { margin: 0; font: 800 .95rem/1.15 var(--font); letter-spacing: .02em; text-transform: uppercase; }
  .card__text { margin: .45rem 0 0; font-size: .92rem; line-height: 1.45; color: var(--ink-2); }
  .card--pink .card__text { color: var(--black); }
  .card__thumb { position: relative; flex: none; overflow: hidden; border-radius: var(--r-field); background: var(--pink); }
  .card__thumb img { width: 100%; height: 100%; object-fit: cover; filter: var(--photo-filter); mix-blend-mode: var(--photo-blend); }
  .card__arrow { position: absolute; right: 8px; bottom: 8px; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--white); }
  .card__arrow svg { width: 14px; height: 14px; }

  .dots { display: flex; gap: 4px; }
  .dots i { display: block; width: 8px; height: 8px; border-radius: 50%; background: currentColor; opacity: .35; }
  .dots i:first-child { width: 22px; border-radius: 4px; opacity: 1; }

  .icon-badge { width: 46px; height: 46px; display: grid; place-items: center; margin-bottom: 1.6rem; border-radius: 50%; background: var(--ink); color: var(--pink); }
  .icon-badge svg { width: 22px; height: 22px; }

  /* Foto en duotono rosa */
  .photo { position: relative; overflow: hidden; border-radius: var(--r-card); background: var(--pink); }
  .photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: var(--photo-filter); mix-blend-mode: var(--photo-blend); }

  /* ---------- Formulario ---------- */
  .form { color-scheme: light; display: grid; gap: 1.6rem; padding: clamp(1.25rem, 3vw, 2.25rem); }
  .form__intro { margin: 0; color: var(--ink-2); font-size: .95rem; }
  .fieldset { margin: 0; padding: 0; border: 0; min-width: 0; }
  .legend { margin-bottom: 1rem; padding: 0; font: 800 .82rem/1.2 var(--font); letter-spacing: .06em; text-transform: uppercase; color: var(--pink-deep); }
  .fieldset__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.2rem; }
  .field { display: grid; gap: .4rem; align-content: start; min-width: 0; }
  .field--full { grid-column: 1 / -1; }
  .field label { font-weight: 700; font-size: .97rem; color: var(--ink); }
  .field__opt { font-weight: 500; color: var(--ink-2); }
  .form input[type="text"], .form input[type="email"], .form select, .form textarea {
    width: 100%; min-height: 50px; padding: .75rem .95rem;
    border: 1.5px solid var(--field-border); border-radius: var(--r-field);
    background: var(--white); color: var(--ink); font: 500 1rem/1.3 var(--font);
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
  }
  .form input::placeholder, .form textarea::placeholder { color: var(--ink-2); opacity: 1; }
  .form input:hover, .form select:hover, .form textarea:hover { border-color: var(--field-border-hover); }
  .form input:focus-visible, .form select:focus-visible, .form textarea:focus-visible { outline: 3px solid var(--pink-deep); outline-offset: 1px; border-color: var(--ink); }
  .form input:disabled, .form select:disabled, .form textarea:disabled { opacity: .5; cursor: not-allowed; }
  .form [aria-invalid="true"] { border-color: var(--error); border-width: 2px; }
  .form textarea { min-height: 120px; resize: vertical; }
  .select { position: relative; }
  .select select { appearance: none; -webkit-appearance: none; padding-right: 2.6rem; }
  .select::after {
    content: ""; position: absolute; right: .95rem; top: 50%; width: 18px; height: 18px; margin-top: -9px;
    background: var(--ink); pointer-events: none;
    -webkit-mask: var(--chevron) center / contain no-repeat; mask: var(--chevron) center / contain no-repeat;
  }
  .field__error { display: flex; gap: .4rem; align-items: flex-start; margin: 0; color: var(--error); font-size: .92rem; font-weight: 700; }
  .field__error::before { content: "!"; flex: none; display: grid; place-items: center; width: 1.15em; height: 1.15em; margin-top: .15em; border-radius: 50%; background: var(--error); color: var(--white); font-size: .78em; }
  .field__error[hidden] { display: none; }
  .check { display: flex; align-items: flex-start; gap: .75rem; min-height: 44px; padding-top: .2rem; color: var(--ink); font-weight: 600; cursor: pointer; }
  .check:hover span { color: var(--pink-deep); }
  .check input { width: 24px; height: 24px; margin: 0; flex: none; accent-color: var(--pink-deep); cursor: pointer; }
  .check input:focus-visible { outline: 3px solid var(--pink-deep); outline-offset: 2px; }
  .check input[aria-invalid="true"] { outline: 2px solid var(--error); outline-offset: 2px; }
  .form__status { margin: 0; min-height: 1.6em; font-weight: 700; }
  .form__status.is-error { color: var(--error); }
  .form__status.is-ok { color: var(--ok); }
  .form__actions { display: flex; flex-wrap: wrap; gap: .75rem; }

  /* Campos opcionales plegados */
  .more { margin-top: 1.1rem; border-top: 1px solid var(--card-line); }
  .more__toggle {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    min-height: 52px; padding: .9rem 0; list-style: none; cursor: pointer;
    font-weight: 700; color: var(--ink); border-radius: 8px; transition: color var(--t-fast);
  }
  .more__toggle::-webkit-details-marker { display: none; }
  .more__toggle:hover { color: var(--pink-deep); }
  .more__toggle:focus-visible { outline-color: var(--pink-deep); }
  .more__toggle svg { width: 18px; height: 18px; flex: none; transition: transform .2s; }
  .more[open] .more__toggle svg { transform: rotate(180deg); }
  .more__grid { padding-top: .3rem; }

  @media (max-width: 620px) {
    .fieldset__grid { grid-template-columns: 1fr; }
    .lang-switch button { min-width: 46px; min-height: 42px; padding: 0 .5rem; }
    .form__actions .btn { flex: 1 1 100%; }
  }
}