/* =========================================================
   ANDAMIO CODE · MOBILE APP LAYER — CONTACTO
   Versión celular de pages/app-contacto.html: accesos rápidos
   (WhatsApp / Email), datos, formulario y "Qué pasa después".
   Con al menos un carácter en el mensaje, los dos botones se
   cambian por "Enviar" (mail directo, js/contacto-app.js).
   Colores de css/paleta.css (vía variables --app-*).
   ========================================================= */
@media (max-width: 767px) {

    .ca {
        max-width: none;
        padding: calc(var(--app-bar-h) + var(--app-safe-top) + 26px) var(--app-gutter) 0;
        color: var(--app-text);
    }

    /* ---------- encabezado ---------- */
    .ca-status {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        height: 30px;
        padding: 0 12px;
        border: 1px solid var(--app-line);
        border-radius: 999px;
        background: var(--app-surface);
        font-family: var(--app-mono);
        font-size: 10.5px;
        letter-spacing: 0.04em;
        color: var(--app-muted);
    }

    .ca-pulse {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: var(--color-accent);
        box-shadow: 0 0 8px var(--color-accent);
        animation: ca-pulse 1.8s ease-in-out infinite;
    }

    @keyframes ca-pulse {
        0%, 100% { opacity: 1; transform: scale(1); }
        50% { opacity: .5; transform: scale(1.3); }
    }

    .ca .ca-title {
        margin: 18px 0 12px;
        font-family: 'Copperplate', 'Copperplate Gothic Light', 'Copperplate Gothic Bold', serif;
        font-weight: 700;
        font-size: clamp(2rem, 9vw, 2.5rem);
        line-height: 1.08;
        letter-spacing: -0.01em;
        color: var(--app-text);
    }

    .ca-sub { margin: 0 0 22px; font-size: 14.5px; line-height: 1.55; color: var(--app-muted); }

    /* ---------- accesos rápidos ---------- */
    .ca-quick { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }

    .ca-tile {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
        min-height: 116px;
        padding: 16px;
        background: var(--app-surface);
        border: 1px solid var(--app-line);
        border-radius: var(--app-radius);
        color: var(--app-text);
        transition: transform .15s var(--app-ease);
    }

    .ca-tile:active { transform: scale(0.98); }

    .ca-tile--wa { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-on-accent); }

    .ca-tile-icon {
        display: grid;
        place-items: center;
        width: 42px;
        height: 42px;
        margin-bottom: 12px;
        border-radius: 12px;
    }

    .ca-tile-icon svg { width: 24px; height: 24px; }

    /* logos reales de WhatsApp y Gmail */
    .ca-tile-icon--whatsapp { background: #25d366; color: #ffffff; }
    .ca-tile-icon--gmail { background: #ffffff; border: 1px solid var(--app-line); }

    .ca-tile-label { font-size: 16px; font-weight: 700; }
    .ca-tile-hint { font-size: 12.5px; color: var(--app-muted); }
    .ca-tile--wa .ca-tile-hint { color: var(--color-on-accent); opacity: .85; }

    /* ---------- datos ---------- */
    .ca-info {
        list-style: none;
        margin: 0 0 28px;
        padding: 0;
        overflow: hidden;
        background: var(--app-surface);
        border: 1px solid var(--app-line);
        border-radius: var(--app-radius);
    }

    .ca-info li {
        display: flex;
        align-items: center;
        gap: 14px;
        min-height: 66px;
        padding: 14px 16px;
        border-bottom: 1px solid var(--app-line);
    }

    .ca-info li:last-child { border-bottom: 0; }

    .ca-info-icon {
        flex: none;
        display: grid;
        place-items: center;
        width: 38px;
        height: 38px;
        border-radius: 11px;
        color: var(--color-accent-text);
        background: var(--color-accent-soft);
    }

    .ca-info-icon svg { width: 18px; height: 18px; }

    .ca-info-text { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
    .ca-info-label { font-family: var(--app-mono); font-size: 10.5px; letter-spacing: 0.04em; color: var(--app-muted); }
    .ca-info-value { font-size: 14.5px; font-weight: 600; overflow-wrap: break-word; }

    .ca-copy {
        flex: none;
        display: grid;
        place-items: center;
        width: 44px;
        height: 44px;
        border: 1px solid var(--app-line);
        border-radius: 12px;
        background: var(--app-surface-2);
        color: var(--app-text);
        cursor: pointer;
    }

    .ca-copy svg { width: 18px; height: 18px; }
    .ca-copy.is-done { border-color: var(--color-accent); color: var(--color-accent-text); }

    /* ---------- formulario ---------- */
    .ca-card {
        padding: 24px 18px;
        background: var(--app-surface);
        border: 1px solid var(--app-line);
        border-radius: var(--app-radius);
    }

    .ca .ca-form-title {
        margin: 0 0 8px;
        font-family: 'Copperplate', 'Copperplate Gothic Light', 'Copperplate Gothic Bold', serif;
        font-weight: 700;
        font-size: 21px;
        letter-spacing: -0.01em;
        color: var(--app-text);
    }

    .ca-form-sub { margin: 0 0 22px; font-size: 13.5px; line-height: 1.55; color: var(--app-muted); }

    .ca-form { display: flex; flex-direction: column; gap: 18px; }

    .ca-field { display: flex; flex-direction: column; gap: 8px; min-width: 0; margin: 0; padding: 0; border: 0; }

    .ca-field > label,
    .ca-field > legend {
        padding: 0;
        font-family: var(--app-mono);
        font-size: 10.5px;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        color: var(--app-muted);
    }

    .ca-field > legend { margin-bottom: 10px; }
    .ca-opt { text-transform: none; letter-spacing: 0; opacity: .75; }

    .ca-input {
        width: 100%;
        min-height: 52px;
        padding: 14px 16px;
        border: 1px solid var(--app-line);
        border-radius: var(--app-radius-sm);
        background: var(--app-bg);
        color: var(--app-text);
        font-family: var(--app-font);
        font-size: 16px;
        line-height: 1.4;
        transition: border-color .2s, box-shadow .2s;
    }

    .ca-input::placeholder { color: var(--app-muted); opacity: .7; }
    .ca-input:focus { outline: 0; border-color: var(--color-accent); box-shadow: 0 0 0 3px var(--color-accent-soft); }
    .ca-textarea { min-height: 120px; resize: none; }

    .ca-error { display: none; font-size: 12.5px; color: var(--color-accent-text); }
    .ca-field.is-invalid .ca-input { border-color: var(--color-accent); }
    .ca-field.is-invalid .ca-error { display: block; }

    /* chips en una fila deslizable */
    .ca-chips {
        display: flex;
        gap: 8px;
        margin: 0 -18px;
        padding: 2px 18px 4px;
        overflow-x: auto;
        scroll-snap-type: x proximity;
        scrollbar-width: none;
    }

    .ca-chips::-webkit-scrollbar { display: none; }

    .ca-chip { position: relative; flex: none; scroll-snap-align: start; cursor: pointer; }
    .ca-chip input { position: absolute; opacity: 0; pointer-events: none; }

    .ca-chip span {
        display: inline-flex;
        align-items: center;
        height: 42px;
        padding: 0 16px;
        border: 1px solid var(--app-line);
        border-radius: 999px;
        background: var(--app-bg);
        color: var(--app-muted);
        font-size: 13.5px;
        font-weight: 600;
        white-space: nowrap;
        transition: background-color .2s, border-color .2s, color .2s;
    }

    .ca-chip input:checked + span { color: var(--color-on-accent); background: var(--color-accent); border-color: var(--color-accent); }
    .ca-chip input:focus-visible + span { outline: 2px solid var(--color-focus); outline-offset: 2px; }

    /* ---------- botones ---------- */
    .ca-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }

    .ca-submit,
    .ca-send,
    .ca-alt {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        width: 100%;
        border-radius: var(--app-radius-sm);
        font-family: var(--app-font);
        font-weight: 700;
        white-space: nowrap;
        cursor: pointer;
        transition: transform .15s var(--app-ease), background-color .2s;
    }

    .ca-submit,
    .ca-send {
        min-height: 54px;
        border: 0;
        background: var(--color-accent);
        color: var(--color-on-accent);
        font-size: 15px;
        box-shadow: 0 10px 30px -10px var(--color-accent);
    }

    .ca-submit svg,
    .ca-send svg { width: 20px; height: 20px; }

    .ca-alt {
        min-height: 48px;
        border: 1px solid var(--app-line);
        background: transparent;
        color: var(--app-text);
        font-size: 14px;
    }

    .ca-submit:active,
    .ca-send:active,
    .ca-alt:active { transform: scale(0.98); }

    .ca-send:disabled { opacity: .7; cursor: progress; }

    /* "Enviar" reemplaza a los dos botones apenas hay texto en el mensaje */
    .ca-send { display: none; }
    .ca-form.has-msg .ca-submit,
    .ca-form.has-msg .ca-alt { display: none; }
    .ca-form.has-msg .ca-send { display: flex; animation: ca-swap .3s var(--app-ease); }

    @keyframes ca-swap {
        from { opacity: 0; transform: translateY(6px); }
        to { opacity: 1; transform: none; }
    }

    .ca-form-status { margin: 0; font-size: 13.5px; font-weight: 600; }
    .ca-form-status:empty { display: none; }
    .ca-form-status.is-ok { color: var(--app-text); }
    .ca-form-status.is-ok::before { content: '✓ '; color: var(--color-accent-text); }
    .ca-form-status.is-error { color: var(--color-accent-text); }

    .ca-legal { margin: 0; font-size: 12px; line-height: 1.5; color: var(--app-muted); }
    .ca .ca-legal a { color: var(--color-accent-text); text-decoration: underline; text-underline-offset: 3px; }

    .ca-tile:focus-visible,
    .ca-copy:focus-visible,
    .ca-alt:focus-visible,
    .ca-submit:focus-visible,
    .ca-send:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }

    /* ---------- qué pasa después ---------- */
    .ca-next { margin-top: 32px; }

    .ca .ca-next-title {
        margin: 0 0 16px;
        font-family: var(--app-mono);
        font-size: 10.5px;
        font-weight: 400;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--app-muted);
    }

    .ca-steps { list-style: none; margin: 0; padding: 0; }
    .ca-steps li { position: relative; display: flex; gap: 14px; padding-bottom: 20px; }
    .ca-steps li:last-child { padding-bottom: 0; }

    .ca-steps li:not(:last-child)::before {
        content: "";
        position: absolute;
        left: 16px;
        top: 36px;
        bottom: 2px;
        width: 1px;
        background: var(--app-line);
    }

    .ca-step-n {
        flex: none;
        display: grid;
        place-items: center;
        width: 34px;
        height: 34px;
        border-radius: 50%;
        border: 1px solid var(--color-accent);
        background: var(--app-bg);
        color: var(--color-accent-text);
        font-family: var(--app-mono);
        font-size: 13px;
        font-weight: 700;
    }

    .ca-steps strong { display: block; margin: 6px 0 3px; font-size: 15px; color: var(--app-text); }
    .ca-steps p { margin: 0; font-size: 13.5px; line-height: 1.55; color: var(--app-muted); }

    /* ---------- aviso flotante (copiar email, errores) ---------- */
    .ca-toast {
        position: fixed;
        left: 50%;
        bottom: calc(var(--app-tab-h) + var(--app-safe-bottom) + 28px);
        z-index: 60;
        padding: 10px 16px;
        border-radius: 999px;
        background: var(--app-text);
        color: var(--app-bg);
        font-size: 13.5px;
        font-weight: 600;
        white-space: nowrap;
        opacity: 0;
        pointer-events: none;
        transform: translate(-50%, 12px);
        transition: opacity .2s, transform .2s;
    }

    .ca-toast.is-on { opacity: 1; transform: translate(-50%, 0); }

    @media (prefers-reduced-motion: reduce) {
        .ca-pulse, .ca-form.has-msg .ca-send { animation: none; }
        .ca-toast, .ca-tile, .ca-submit, .ca-send, .ca-alt { transition: none; }
    }
}