/* Ebooks · landing, checkout y página de gracias.
   Se carga después de /styles.css y usa sus variables (--pixel-*). */

.ebook-page {
    --eb-violeta: #6d3fe0;
    --eb-violeta-osc: #5e3cc8;
    --eb-noche: #1c1150;
    --eb-rosa: #d9468f;
    --eb-lavanda: #f3efff;
    --eb-rosa-suave: #fff0f7;
    --eb-radio: 22px;
    --eb-sombra-violeta: 0 18px 40px rgba(94, 60, 200, 0.28);
    background: #fff;
}

.ebook-page .pixel-brand__logo {
    height: 44px;
}

.ebook-page main section[id] {
    scroll-margin-top: 84px;
}

.ebook-header__cta {
    background: linear-gradient(135deg, #7b4dff 0%, var(--eb-violeta-osc) 100%);
    white-space: nowrap;
}

.ebook-header__cta:hover,
.ebook-header__cta:focus-visible {
    background: linear-gradient(135deg, #6a3cf0 0%, #4c2eaa 100%);
}

/* ---------- botones ---------- */

.ebook-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 0 26px;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, #7b4dff 0%, var(--eb-violeta-osc) 100%);
    color: #fff;
    font: 800 16px/1.1 'Manrope', sans-serif;
    letter-spacing: 0.01em;
    text-align: center;
    cursor: pointer;
    box-shadow: var(--eb-sombra-violeta);
    transition: transform var(--pixel-motion), box-shadow var(--pixel-motion), filter var(--pixel-motion);
}

.ebook-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 46px rgba(94, 60, 200, 0.38);
}

.ebook-btn:active {
    transform: translateY(0);
}

.ebook-btn:focus-visible {
    outline: 3px solid #b9a7ff;
    outline-offset: 3px;
}

.ebook-btn[disabled],
.ebook-btn[aria-busy='true'] {
    cursor: progress;
    filter: saturate(0.6);
    transform: none;
}

.ebook-btn--xl {
    min-height: 62px;
    padding: 0 36px;
    font-size: 18px;
}

.ebook-btn--claro {
    background: #fff;
    color: var(--eb-violeta-osc);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
}

.ebook-btn--linea {
    background: transparent;
    color: var(--eb-violeta-osc);
    border: 2px solid currentColor;
    box-shadow: none;
}

.ebook-btn--linea:hover {
    box-shadow: none;
    background: var(--eb-lavanda);
}

.ebook-btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.ebook-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid #e6defd;
    color: var(--eb-violeta-osc);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.04em;
    box-shadow: 0 6px 18px rgba(94, 60, 200, 0.1);
}

.ebook-chip::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 2px;
    background: linear-gradient(135deg, var(--eb-rosa), var(--eb-violeta));
}

/* ---------- encabezado y pie sin marca del instituto ---------- */

.ebook-marca {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--pixel-ink);
    text-decoration: none;
}

.ebook-marca:focus-visible {
    outline: 3px solid #b9a7ff;
    outline-offset: 4px;
    border-radius: 4px;
}

.ebook-pie {
    padding: 22px 0;
    text-align: center;
}

/* ---------- libro con volumen ---------- */

.libro {
    position: relative;
    width: 100%;
    aspect-ratio: var(--ebook-tapa, 1 / 1);
    border-radius: 3px 12px 12px 3px;
    background: var(--eb-noche);
    box-shadow:
        5px 0 0 -1px #f6f3ff,
        9px 0 0 -2px #e4def8,
        13px 0 0 -3px #f6f3ff,
        17px 1px 0 -4px #d9d1f3,
        0 44px 60px -24px rgba(28, 17, 80, 0.55),
        0 18px 30px -14px rgba(15, 16, 53, 0.35);
}

.libro img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: inherit;
}

.libro::before {
    content: '';
    position: absolute;
    inset: 0 auto 0 0;
    width: 8%;
    border-radius: 3px 0 0 3px;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.3) 0%, rgba(255, 255, 255, 0.22) 40%, rgba(0, 0, 0, 0.08) 100%);
    pointer-events: none;
}

.libro::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(115deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0) 38%);
    pointer-events: none;
}

/* ---------- 1. portada ---------- */

.ebook-hero {
    position: relative;
    overflow: hidden;
    padding: 64px 0 88px;
    background:
        radial-gradient(55% 65% at 82% 38%, #ffe0f0 0%, rgba(255, 224, 240, 0) 70%),
        radial-gradient(45% 55% at 8% 92%, #ebe4ff 0%, rgba(235, 228, 255, 0) 70%),
        linear-gradient(180deg, #fbf9ff 0%, #fff 100%);
}

.ebook-hero::before {
    /* grilla de "pixeles" que se desvanece, como el logo */
    content: '';
    position: absolute;
    inset: 0;
    background: conic-gradient(from 90deg at 2px 2px, transparent 90deg, rgba(109, 63, 224, 0.13) 0) 0 0 / 26px 26px;
    -webkit-mask-image: radial-gradient(42% 60% at 78% 42%, #000 0%, transparent 100%);
    mask-image: radial-gradient(42% 60% at 78% 42%, #000 0%, transparent 100%);
    pointer-events: none;
}

.ebook-hero__grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 56px;
    align-items: center;
}

.ebook-hero__copy .ebook-chip {
    margin-bottom: 22px;
}

.ebook-hero__titulo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    color: var(--pixel-ink);
}

.ebook-hero__titulo-principal {
    display: block;
    font-size: clamp(2.6rem, 6.2vw, 6rem);
    line-height: 0.95;
    letter-spacing: -0.035em;
    background: linear-gradient(100deg, var(--pixel-ink) 0%, #3d2a9c 55%, var(--eb-rosa) 110%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.ebook-hero__titulo-bajada {
    display: block;
    margin-top: 16px;
    font-family: 'Manrope', sans-serif;
    font-size: clamp(0.95rem, 1.7vw, 1.2rem);
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--eb-violeta-osc);
}

.ebook-hero__texto {
    margin-top: 22px;
    max-width: 34ch;
    font-size: clamp(1.1rem, 1.8vw, 1.3rem);
    line-height: 1.5;
    color: var(--pixel-ink-soft);
}

.ebook-hero__acciones {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px 22px;
    margin-top: 32px;
}

.ebook-hero__precio {
    font-size: 15px;
    color: var(--pixel-ink-soft);
}

.ebook-hero__precio strong {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    color: var(--pixel-ink);
    font-variant-numeric: tabular-nums;
}

.ebook-hero__datos {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 22px;
    margin-top: 30px;
    list-style: none;
    font-size: 14px;
    font-weight: 700;
    color: var(--pixel-ink);
}

.ebook-hero__datos li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.ebook-hero__datos svg {
    width: 18px;
    height: 18px;
    color: var(--eb-violeta);
}

.ebook-hero__libro {
    display: flex;
    justify-content: center;
    perspective: 1600px;
}

.ebook-hero__libro .libro {
    width: min(480px, 100%);
    transform: rotateY(-17deg) rotateX(4deg) rotateZ(1deg);
}

@media (prefers-reduced-motion: no-preference) {
    .ebook-hero__libro .libro {
        animation: libro-flota 7s ease-in-out infinite;
    }
}

@keyframes libro-flota {
    0%, 100% { transform: rotateY(-17deg) rotateX(4deg) rotateZ(1deg) translateY(0); }
    50% { transform: rotateY(-14deg) rotateX(3deg) rotateZ(0.5deg) translateY(-12px); }
}

/* ---------- secciones ---------- */

.ebook-section {
    padding: 88px 0;
}

.ebook-section--tinte {
    background: linear-gradient(180deg, var(--eb-lavanda) 0%, #fdfbff 100%);
}

.ebook-section .pixel-kicker {
    color: var(--eb-violeta-osc);
}

.ebook-section h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.9rem, 4vw, 2.8rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
}

/* ---------- 2. qué vas a encontrar ---------- */

.ebook-intro {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px 64px;
    align-items: center;
}

.ebook-intro__texto h2 {
    margin-bottom: 22px;
}

.ebook-intro__texto p:not(.pixel-kicker) {
    max-width: 46ch;
    font-size: 18px;
    line-height: 1.65;
    color: var(--pixel-ink-soft);
}

.ebook-intro__texto p:not(.pixel-kicker) + p {
    margin-top: 14px;
}

.ebook-intro__resumen {
    justify-self: end;
    width: min(560px, 100%);
}

.ebook-resumen {
    display: block;
    width: 100%;
    padding: 0;
    border: 1px solid #ece7fb;
    border-radius: 24px;
    overflow: hidden;
    background: #fff;
    cursor: zoom-in;
    box-shadow: 0 34px 70px -28px rgba(28, 17, 80, 0.45);
    transition: transform var(--pixel-motion), box-shadow var(--pixel-motion);
}

.ebook-resumen:hover {
    transform: translateY(-6px);
    box-shadow: 0 40px 80px -28px rgba(28, 17, 80, 0.55);
}

.ebook-resumen img {
    width: 100%;
    height: auto;
}

.ebook-muestra__titulo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin: 72px 0 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem;
}

.ebook-muestra__ayuda {
    max-width: 64ch;
    margin-bottom: 18px;
    font-size: 16px;
    color: var(--pixel-ink-soft);
}

.ebook-muestra__flechas {
    display: flex;
    gap: 10px;
}

.ebook-flecha {
    display: inline-grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid #ddd5fb;
    background: #fff;
    color: var(--eb-violeta-osc);
    cursor: pointer;
    transition: background var(--pixel-motion), opacity var(--pixel-motion);
}

.ebook-flecha:hover:not([disabled]) {
    background: var(--eb-lavanda);
}

.ebook-flecha[disabled] {
    opacity: 0.35;
    cursor: default;
}

.ebook-flecha:focus-visible,
.ebook-pagina:focus-visible,
.ebook-paginas:focus-visible,
.ebook-resumen:focus-visible {
    outline: 3px solid #b9a7ff;
    outline-offset: 3px;
}

.ebook-flecha svg {
    width: 22px;
    height: 22px;
}

.ebook-paginas {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: calc((100% - 2 * 20px) / 3);
    gap: 20px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: 4px;
    padding: 10px 4px 30px;
    margin: 0 -4px;
    list-style: none;
    scrollbar-width: thin;
    scrollbar-color: #cfc3fb transparent;
}

.ebook-paginas > li {
    scroll-snap-align: start;
}

.ebook-pagina {
    display: block;
    width: 100%;
    padding: 0;
    border: 1px solid #ece7fb;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    cursor: zoom-in;
    box-shadow: 0 14px 30px rgba(28, 17, 80, 0.12);
    transition: transform var(--pixel-motion), box-shadow var(--pixel-motion);
}

.ebook-pagina:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 40px rgba(28, 17, 80, 0.18);
}

.ebook-pagina img {
    width: 100%;
    height: auto;
}

.ebook-pagina__nombre {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 14px 18px 16px;
    border-top: 1px solid #f0ecfb;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 17px;
    font-weight: 700;
    color: var(--pixel-ink);
    text-align: left;
}

.ebook-pagina__nombre svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    color: var(--eb-violeta);
}

/* ---------- 3. para quién es ---------- */

.ebook-para-quien {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 48px;
    align-items: start;
}

.ebook-para-quien__numero {
    display: block;
    margin-top: 18px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(6rem, 16vw, 11rem);
    font-weight: 700;
    line-height: 0.85;
    letter-spacing: -0.05em;
    color: transparent;
    -webkit-text-stroke: 2px #cdbffa;
    user-select: none;
}

.ebook-checks {
    display: grid;
    gap: 14px;
    list-style: none;
}

.ebook-checks li {
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 14px;
    align-items: center;
    padding: 18px 22px;
    border-radius: 16px;
    background: #fff;
    border: 1px solid #ebe5fd;
    box-shadow: 0 8px 22px rgba(28, 17, 80, 0.06);
    font-size: 17px;
    font-weight: 600;
    color: var(--pixel-ink);
}

.ebook-checks svg {
    width: 34px;
    height: 34px;
    padding: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--eb-violeta), var(--eb-rosa));
    color: #fff;
}

/* ---------- 4. precio ---------- */

.ebook-precio {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
    gap: 56px;
    align-items: center;
    max-width: 1060px;
    margin: 0 auto;
    padding: 56px;
    border-radius: 32px;
    background:
        radial-gradient(60% 80% at 0% 0%, #f1ebff 0%, rgba(241, 235, 255, 0) 70%),
        radial-gradient(60% 80% at 100% 100%, #ffeef7 0%, rgba(255, 238, 247, 0) 70%),
        #fff;
    border: 1px solid #e6defd;
    box-shadow: 0 30px 70px rgba(28, 17, 80, 0.14);
}

.ebook-precio__libro {
    perspective: 1400px;
}

.ebook-precio__libro .libro {
    max-width: 320px;
    margin: 0 auto;
    transform: rotateY(12deg) rotateX(3deg);
}

.ebook-precio__info h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

.ebook-precio__monto {
    display: flex;
    align-items: flex-start;
    gap: 4px;
    margin: 18px 0 6px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    color: var(--eb-violeta-osc);
    font-variant-numeric: tabular-nums;
}

.ebook-precio__monto .moneda {
    margin-top: 10px;
    font-size: 1.8rem;
}

.ebook-precio__monto [data-precio-ebook] {
    font-size: clamp(3.4rem, 7vw, 4.6rem);
    line-height: 1;
    letter-spacing: -0.03em;
}

.ebook-precio__unico {
    font-size: 14px;
    font-weight: 700;
    color: var(--pixel-ink-soft);
}

.ebook-precio__lista {
    display: grid;
    gap: 10px;
    margin: 24px 0 30px;
    list-style: none;
}

.ebook-precio__lista li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-weight: 600;
    color: var(--pixel-ink);
}

.ebook-precio__lista svg {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    margin-top: 1px;
    color: var(--eb-violeta);
}

.ebook-precio .ebook-btn {
    width: 100%;
}

.ebook-precio__nota {
    margin-top: 16px;
    font-size: 15px;
    font-weight: 600;
    color: var(--pixel-ink);
    text-align: center;
}

.ebook-precio__seguro {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
    font-size: 13px;
    color: var(--pixel-ink-soft);
    text-align: center;
}

.ebook-precio__seguro svg {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    color: #00a650;
}

/* ---------- 5. preguntas ---------- */

.ebook-faq {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 48px;
    align-items: start;
}

.ebook-faq__ayuda {
    margin-top: 18px;
    color: var(--pixel-ink-soft);
}

.ebook-faq__ayuda a {
    color: var(--eb-violeta-osc);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.ebook-faq__lista {
    display: grid;
    gap: 12px;
}

.ebook-faq__lista details {
    border: 1px solid #e6defd;
    border-radius: 16px;
    background: #fff;
    transition: border-color var(--pixel-motion), box-shadow var(--pixel-motion);
}

.ebook-faq__lista details[open] {
    border-color: #cbbcfa;
    box-shadow: 0 12px 28px rgba(28, 17, 80, 0.08);
}

.ebook-faq__lista summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 60px;
    padding: 16px 22px;
    font-weight: 800;
    font-size: 17px;
    cursor: pointer;
    list-style: none;
    border-radius: 16px;
}

.ebook-faq__lista summary::-webkit-details-marker {
    display: none;
}

.ebook-faq__lista summary::after {
    content: '+';
    flex-shrink: 0;
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--eb-lavanda);
    color: var(--eb-violeta-osc);
    font-size: 20px;
    font-weight: 700;
    transition: rotate var(--pixel-motion);
}

.ebook-faq__lista details[open] summary::after {
    rotate: 45deg;
}

.ebook-faq__lista summary:focus-visible {
    outline: 3px solid #b9a7ff;
    outline-offset: 2px;
}

.ebook-faq__lista details p {
    padding: 0 22px 20px;
    color: var(--pixel-ink-soft);
    line-height: 1.65;
}

/* ---------- 6. cierre ---------- */

.ebook-cierre {
    position: relative;
    overflow: hidden;
    padding: 84px 0;
    background: linear-gradient(125deg, var(--eb-noche) 0%, #3a1f9a 58%, #8c2e8a 100%);
    color: #fff;
}

.ebook-cierre::before {
    content: '';
    position: absolute;
    inset: 0;
    background: conic-gradient(from 90deg at 2px 2px, transparent 90deg, rgba(255, 255, 255, 0.1) 0) 0 0 / 26px 26px;
    -webkit-mask-image: radial-gradient(40% 80% at 90% 50%, #000 0%, transparent 100%);
    mask-image: radial-gradient(40% 80% at 90% 50%, #000 0%, transparent 100%);
    pointer-events: none;
}

.ebook-cierre__inner {
    position: relative;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 48px;
    align-items: center;
}

.ebook-cierre .libro {
    width: 190px;
    transform: rotate(-6deg);
}

.ebook-cierre h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.9rem, 4vw, 2.9rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    max-width: 22ch;
}

.ebook-cierre p {
    margin: 14px 0 28px;
    max-width: 48ch;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.82);
}

/* ---------- aviso "ya compraste" ---------- */

.ebook-aviso {
    background: #effaf3;
    border-bottom: 1px solid #c9ecd6;
}

.ebook-aviso__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 8px 18px;
    padding: 12px 0;
    font-weight: 700;
    color: #145c32;
    text-align: center;
}

.ebook-aviso a {
    color: #0b7a3b;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ---------- barra fija (celular) ---------- */

.ebook-barra {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 45;
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    border-top: 1px solid #e6defd;
    box-shadow: 0 -12px 30px rgba(28, 17, 80, 0.12);
    transform: translateY(110%);
    transition: transform 320ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.ebook-barra.is-visible {
    transform: translateY(0);
}

.ebook-barra__texto {
    display: grid;
    line-height: 1.2;
    font-size: 13px;
    color: var(--pixel-ink-soft);
}

.ebook-barra__texto strong {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 20px;
    color: var(--pixel-ink);
}

.ebook-barra .ebook-btn {
    min-height: 48px;
    padding: 0 24px;
}

/* ---------- checkout (modal) ---------- */

.ebook-modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
    padding: 16px;
}

.ebook-modal[hidden] {
    display: none;
}

.ebook-modal__fondo {
    position: absolute;
    inset: 0;
    background: rgba(15, 16, 53, 0.55);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 240ms ease;
}

.ebook-modal__caja {
    position: relative;
    width: min(460px, 100%);
    max-height: calc(100dvh - 32px);
    overflow-y: auto;
    padding: 32px 28px 26px;
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 30px 80px rgba(15, 16, 53, 0.35);
    opacity: 0;
    transform: translateY(18px) scale(0.98);
    transition: opacity 240ms ease, transform 280ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.ebook-modal.is-open .ebook-modal__fondo,
.ebook-modal.is-open .ebook-modal__caja {
    opacity: 1;
}

.ebook-modal.is-open .ebook-modal__caja {
    transform: none;
}

.ebook-modal__cerrar {
    position: absolute;
    top: 12px;
    right: 12px;
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--pixel-ink-soft);
    cursor: pointer;
}

.ebook-modal__cerrar:hover {
    background: var(--eb-lavanda);
}

.ebook-modal__cerrar:focus-visible {
    outline: 3px solid #b9a7ff;
}

.ebook-modal__cerrar svg {
    width: 22px;
    height: 22px;
}

.ebook-modal__producto {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
    padding-right: 36px;
}

.ebook-modal__producto img {
    width: 52px;
    height: auto;
    border-radius: 3px 6px 6px 3px;
    box-shadow: 0 8px 18px rgba(28, 17, 80, 0.25);
}

.ebook-modal__producto p {
    font-size: 14px;
    font-weight: 700;
    line-height: 1.35;
    color: var(--pixel-ink);
}

.ebook-modal__producto span {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 20px;
    color: var(--eb-violeta-osc);
}

.ebook-modal h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    line-height: 1.15;
}

.ebook-modal__texto {
    margin: 8px 0 22px;
    color: var(--pixel-ink-soft);
    font-size: 15px;
}

.campo {
    display: grid;
    gap: 6px;
    margin-bottom: 16px;
}

.campo label {
    font-size: 14px;
    font-weight: 700;
    color: var(--pixel-ink);
}

.campo input {
    width: 100%;
    min-height: 50px;
    padding: 0 16px;
    border: 1.5px solid #d5cdf3;
    border-radius: 12px;
    background: #fff;
    color: var(--pixel-ink);
    font: 500 16px 'Manrope', sans-serif;
    transition: border-color var(--pixel-motion), box-shadow var(--pixel-motion);
}

.campo input:focus {
    outline: none;
    border-color: var(--eb-violeta);
    box-shadow: 0 0 0 4px rgba(109, 63, 224, 0.15);
}

.campo input[aria-invalid='true'] {
    border-color: #c0392b;
}

.campo__error {
    font-size: 13px;
    font-weight: 600;
    color: #b42318;
}

.ebook-modal__error {
    margin-bottom: 16px;
    padding: 12px 14px;
    border-radius: 12px;
    background: #fff1f0;
    border: 1px solid #fbd0cc;
    color: #8f1d14;
    font-size: 14px;
    font-weight: 600;
}

.ebook-modal__error a {
    color: inherit;
    text-decoration: underline;
}

.ebook-modal .ebook-btn {
    width: 100%;
}

.ebook-modal__legal {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    margin-top: 14px;
    font-size: 13px;
    color: var(--pixel-ink-soft);
}

.ebook-modal__legal svg {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    margin-top: 2px;
    color: #00a650;
}

/* ---------- visor de páginas ---------- */

.ebook-visor {
    position: fixed;
    inset: 0;
    z-index: 110;
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr) 64px;
    align-items: center;
    padding: 56px 8px 24px;
    background: rgba(12, 8, 38, 0.92);
}

.ebook-visor[hidden] {
    display: none;
}

.ebook-visor figure {
    display: grid;
    justify-items: center;
    gap: 12px;
    margin: 0;
    min-height: 0;
    height: 100%;
}

.ebook-visor img {
    width: min(100%, calc((100dvh - 130px) * var(--proporcion, 1)));
    height: auto;
    max-height: calc(100dvh - 130px);
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
    align-self: center;
}

.ebook-visor figcaption {
    color: rgba(255, 255, 255, 0.75);
    font-size: 14px;
    font-weight: 600;
}

.ebook-visor__boton {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    cursor: pointer;
    justify-self: center;
}

.ebook-visor__boton:hover {
    background: rgba(255, 255, 255, 0.22);
}

.ebook-visor__boton:focus-visible {
    outline: 3px solid #b9a7ff;
}

.ebook-visor__boton svg {
    width: 24px;
    height: 24px;
}

.ebook-visor__cerrar {
    position: absolute;
    top: 10px;
    right: 12px;
}

/* ---------- página de gracias ---------- */

.gracias {
    position: relative;
    overflow: hidden;
    min-height: calc(100dvh - 72px);
    padding: 56px 0 80px;
    background:
        radial-gradient(50% 60% at 85% 20%, #ffe3f1 0%, rgba(255, 227, 241, 0) 70%),
        radial-gradient(45% 55% at 5% 85%, #ebe4ff 0%, rgba(235, 228, 255, 0) 70%),
        #fbf9ff;
}

.gracias__tarjeta {
    position: relative;
    width: min(620px, 100%);
    margin: 0 auto;
    padding: 44px 40px 36px;
    border-radius: 28px;
    background: #fff;
    border: 1px solid #e6defd;
    box-shadow: 0 30px 70px rgba(28, 17, 80, 0.14);
    text-align: center;
}

.gracias__icono {
    display: grid;
    place-items: center;
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: var(--eb-lavanda);
    color: var(--eb-violeta-osc);
}

.gracias__icono svg {
    width: 34px;
    height: 34px;
}

.gracias__icono--ok {
    background: linear-gradient(135deg, #20c465, #0b9e4c);
    color: #fff;
    box-shadow: 0 16px 34px rgba(11, 158, 76, 0.32);
}

.gracias__icono--error {
    background: #fff1f0;
    color: #b42318;
}

.gracias__giro {
    width: 34px;
    height: 34px;
    border: 4px solid #d9cffb;
    border-top-color: var(--eb-violeta);
    border-radius: 50%;
    animation: gracias-giro 0.9s linear infinite;
}

@keyframes gracias-giro {
    to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .gracias__giro { animation-duration: 3s; }
}

.gracias h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.8rem, 5vw, 2.5rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.gracias__texto {
    margin: 12px auto 0;
    max-width: 44ch;
    font-size: 17px;
    color: var(--pixel-ink-soft);
}

.gracias__libro {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 28px 0 0;
    padding: 16px;
    border-radius: 18px;
    background: var(--eb-lavanda);
    text-align: left;
}

.gracias__libro img {
    width: 64px;
    height: auto;
    border-radius: 3px 6px 6px 3px;
    box-shadow: 0 10px 22px rgba(28, 17, 80, 0.25);
}

.gracias__libro strong {
    display: block;
    line-height: 1.3;
}

.gracias__libro span {
    font-size: 14px;
    color: var(--pixel-ink-soft);
}

.gracias__acciones {
    display: grid;
    gap: 12px;
    margin-top: 26px;
}

.gracias__acciones .ebook-btn {
    width: 100%;
}

.gracias__secundaria {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 20px;
    margin-top: 6px;
    font-size: 15px;
}

.gracias__enlace {
    border: 0;
    padding: 6px 2px;
    background: none;
    color: var(--eb-violeta-osc);
    font: 700 15px 'Manrope', sans-serif;
    text-decoration: underline;
    text-underline-offset: 3px;
    cursor: pointer;
}

.gracias__enlace:focus-visible {
    outline: 3px solid #b9a7ff;
    outline-offset: 2px;
    border-radius: 4px;
}

.gracias__nota {
    margin-top: 22px;
    padding: 14px 16px;
    border-radius: 14px;
    background: #fbf9ff;
    border: 1px dashed #d6ccf8;
    font-size: 14px;
    color: var(--pixel-ink-soft);
    text-align: left;
}

.gracias__nota strong {
    color: var(--pixel-ink);
}

.gracias__app {
    margin-top: 18px;
    padding: 14px 16px;
    border-radius: 14px;
    background: #fff8e6;
    border: 1px solid #f5dc9a;
    color: #6b4a00;
    font-size: 14px;
    font-weight: 600;
    text-align: left;
}

.gracias__ayuda {
    margin-top: 26px;
    font-size: 14px;
    color: var(--pixel-ink-soft);
}

.gracias__ayuda a {
    color: var(--eb-violeta-osc);
    font-weight: 700;
}

.gracias__codigo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--pixel-ink);
}

.gracias__extra {
    width: min(620px, 100%);
    margin: 28px auto 0;
    text-align: center;
    font-size: 15px;
    color: var(--pixel-ink-soft);
}

.gracias__extra a {
    color: var(--eb-violeta-osc);
    font-weight: 700;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ---------- responsive ---------- */

@media (max-width: 1024px) {
    .ebook-paginas {
        grid-auto-columns: calc((100% - 20px) / 2);
    }

    .ebook-precio {
        padding: 44px 36px;
        gap: 40px;
    }
}

@media (max-width: 860px) {
    .ebook-hero {
        padding: 36px 0 64px;
    }

    .ebook-hero__grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .ebook-hero__libro {
        order: -1;
    }

    .ebook-hero__libro .libro {
        width: min(290px, 72vw);
    }

    .ebook-hero__copy {
        text-align: center;
    }

    .ebook-hero__titulo-principal {
        font-size: clamp(2.5rem, 12.5vw, 4.4rem);
    }

    .ebook-hero__texto {
        margin-inline: auto;
    }

    .ebook-hero__acciones,
    .ebook-hero__datos {
        justify-content: center;
    }

    .ebook-intro,
    .ebook-para-quien,
    .ebook-faq {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .ebook-para-quien__numero {
        display: none;
    }

    .ebook-intro__resumen {
        justify-self: center;
    }

    .ebook-muestra__titulo {
        margin-top: 56px;
    }

    .ebook-precio {
        grid-template-columns: 1fr;
        padding: 36px 24px;
        border-radius: 26px;
        text-align: center;
    }

    .ebook-precio__libro .libro {
        max-width: 220px;
        transform: rotate(-3deg);
    }

    .ebook-precio__monto {
        justify-content: center;
    }

    .ebook-precio__lista {
        justify-items: center;
    }

    .ebook-cierre__inner {
        grid-template-columns: 1fr;
        justify-items: center;
        text-align: center;
        gap: 32px;
    }

    .ebook-cierre .libro {
        width: 160px;
    }

    .ebook-cierre h2,
    .ebook-cierre p {
        margin-inline: auto;
    }

    .ebook-barra {
        display: flex;
    }
}

@media (max-width: 768px) {
    .ebook-section {
        padding: 64px 0;
    }

    .ebook-paginas {
        grid-auto-columns: 82%;
        gap: 14px;
    }

    .ebook-muestra__flechas {
        display: none;
    }

    .ebook-visor {
        grid-template-columns: 44px minmax(0, 1fr) 44px;
        padding-inline: 2px;
    }

    .ebook-visor__boton {
        width: 40px;
        height: 40px;
    }

    .ebook-modal {
        place-items: end stretch;
        padding: 0;
    }

    .ebook-modal__caja {
        width: 100%;
        max-height: 92dvh;
        border-radius: 24px 24px 0 0;
        padding: 30px 20px calc(22px + env(safe-area-inset-bottom));
        transform: translateY(40px);
    }

    .gracias__tarjeta {
        padding: 34px 22px 28px;
        border-radius: 24px;
    }

    .ebook-page .pixel-footer {
        padding-bottom: 80px;
    }
}

@media (max-width: 480px) {
    .ebook-hero__acciones .ebook-btn {
        width: 100%;
    }

    .ebook-checks li {
        padding: 16px;
        font-size: 16px;
    }

    .ebook-faq__lista summary {
        font-size: 16px;
        padding: 14px 16px;
    }

    .ebook-faq__lista details p {
        padding: 0 16px 18px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ebook-btn,
    .ebook-pagina,
    .ebook-resumen,
    .ebook-modal__caja,
    .ebook-modal__fondo,
    .ebook-barra {
        transition: none;
    }
}