/* Identidad visual de la landing de TarjaDoc.
 *
 * Sin build step: Tailwind (CDN) cubre las utilidades, este archivo aporta la
 * identidad propia (gradientes, glassmorphism, tipografía con clamp(), grano
 * sutil y animaciones @keyframes). Todo respeta ``prefers-reduced-motion``.
 */

:root {
    --tj-ink: #000000;
    --tj-ink-soft: rgba(0, 0, 0, 0.75);
    --tj-bg: #ffffff;
    --tj-bg-alt: #f8f9fa;
    /* Acento cromático: azul tinta/petróleo profundo, coherente con
       "documento institucional". La tipografía y el logo siguen en negro;
       el acento diferencia, no grita. */
    --tj-accent: #0b4f6c;
    --tj-accent-deep: #08344a;
    --tj-accent-soft: rgba(11, 79, 108, 0.10);
    --tj-accent-soft-2: rgba(11, 79, 108, 0.06);
    --tj-accent-border: rgba(11, 79, 108, 0.28);
    --tj-radius: 0.25rem;
    --tj-radius-lg: 0.5rem;
    --tj-radius-xl: 1rem;
    --tj-shadow: 0 0 10px 0 rgba(183, 192, 206, 0.2);
    --tj-shadow-soft: 0 12px 40px -18px rgba(0, 0, 0, 0.18);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Roboto", Helvetica, sans-serif;
}

/* ------------------------------------------------------------------ Header */

.landing-nav {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.landing-nav__inner {
    max-width: 72rem;
    margin: 0 auto;
    padding: 0.9rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.landing-nav__links {
    display: flex;
    gap: 1.6rem;
}

.landing-nav__links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--tj-ink-soft);
    text-decoration: none;
    transition: color 0.18s ease;
}

.landing-nav__links a:hover {
    color: var(--tj-accent);
}

.landing-nav__logo {
    display: inline-flex;
    align-items: center;
}

.landing-nav__logo img {
    height: 36px;
    width: auto;
    display: block;
    mix-blend-mode: multiply;
}

/* --------------------------------------------------------------------- Hero */

.hero {
    position: relative;
    overflow: hidden;
    padding: 5rem 1.5rem 6rem;
    background-color: #ffffff;
    /* Imagen de fondo ad-hoc del hero (SVG versionado en el repo) con un
       degradado blanco encima para mantener el contraste AA del texto. */
    background-image:
        linear-gradient(180deg, rgba(255, 255, 255, 0.5) 0%, rgba(255, 255, 255, 0.82) 55%, #ffffff 100%),
        url("/static/img/hero-bg.svg");
    background-size: cover;
    background-position: center;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}

.hero__bg::after {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
}

.hero__inner {
    max-width: 72rem;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
    align-items: center;
}

.hero__eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--tj-accent);
    background: var(--tj-accent-soft);
    border: 1px solid var(--tj-accent-border);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    margin-bottom: 1.4rem;
}

.hero__title {
    font-size: clamp(2.3rem, 5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--tj-ink);
    margin: 0 0 1.25rem;
}

.hero__title-accent {
    display: inline-block;
    color: #ffffff;
    background: var(--tj-ink);
    padding: 0.06em 0.22em 0.1em;
    margin-top: 0.4rem;
    border-radius: 0.06em;
}

.hero__subtitle {
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    line-height: 1.65;
    color: var(--tj-ink-soft);
    max-width: 34rem;
    margin: 0 0 2rem;
}

.hero__subtitle strong {
    color: var(--tj-ink);
    font-weight: 700;
}

.hero__actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.hero__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.hero__badges li {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--tj-ink-soft);
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(15, 23, 42, 0.08);
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
}

/* --------------------------------------------------------- Documento demo */

.hero__demo {
    display: flex;
    justify-content: center;
}

.doc-card {
    width: 100%;
    max-width: 26rem;
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--tj-radius);
    box-shadow: var(--tj-shadow);
    overflow: hidden;
    animation: float 7s ease-in-out infinite;
}

.doc-card__header {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.85rem 1.1rem;
    background: #f8fafc;
    border-bottom: 1px solid rgba(15, 23, 42, 0.07);
}

.doc-card__dot {
    width: 0.65rem;
    height: 0.65rem;
    border-radius: 50%;
}

.doc-card__dot--red { background: #f87171; }
.doc-card__dot--amber { background: #fbbf24; }
.doc-card__dot--green { background: #34d399; }

.doc-card__title {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--tj-ink-soft);
    margin-left: 0.35rem;
    flex: 1;
}

.doc-card__pill {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--tj-ink);
    background: var(--tj-accent-soft);
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
}

.doc-card__body {
    padding: 1.2rem 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.doc-field {
    position: relative;
    display: flex;
    align-items: baseline;
    gap: 0.7rem;
    font-size: 0.85rem;
    min-height: 1.4rem;
}

.doc-field__label {
    flex: 0 0 6.5rem;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #94a3b8;
}

.doc-field__value {
    color: var(--tj-ink);
    font-variant-numeric: tabular-nums;
    transition: opacity 0.3s ease;
}

/* Barra de tachado que cubre el valor del dato */
.doc-field__bar {
    position: absolute;
    left: 7.2rem;
    top: -0.15rem;
    height: calc(100% + 0.3rem);
    width: 0;
    background: #0f172a;
    border-radius: 2px;
}

.doc-field__tag {
    position: absolute;
    left: 7.2rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #ffffff;
    opacity: 0;
    white-space: nowrap;
}

.doc-field.is-treated .doc-field__bar {
    animation: redact 0.55s ease forwards;
}

.doc-field.is-treated .doc-field__tag {
    animation: tag-in 0.25s ease 0.35s forwards;
}

.doc-card__footer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.1rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--tj-ink);
    background: var(--tj-bg-alt);
    border-top: 1px solid rgba(15, 23, 42, 0.06);
}

.doc-card__shield {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.1rem;
    height: 1.1rem;
    border-radius: 50%;
    background: var(--tj-ink);
    color: #ffffff;
    font-size: 0.7rem;
}

.doc-card__shield svg {
    width: 0.7rem;
    height: 0.7rem;
}

/* ----------------------------------------------------------------- Secciones */

.section {
    padding: 5rem 1.5rem;
}

.section--alt {
    background: var(--tj-bg-alt);
    border-top: 1px solid rgba(15, 23, 42, 0.05);
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
}

.section__inner {
    max-width: 72rem;
    margin: 0 auto;
}

.section__head {
    max-width: 42rem;
    margin: 0 auto 3rem;
    text-align: center;
}

.section__eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--tj-accent);
    margin: 0 0 0.75rem;
}

.section__title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--tj-ink);
    margin: 0 0 1rem;
}

.section__lede {
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--tj-ink-soft);
    margin: 0;
}

/* ------------------------------------------------------------- Features */

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.4rem;
}

.feature-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-radius: var(--tj-radius);
    padding: 1.6rem;
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--tj-accent-border);
    box-shadow: var(--tj-shadow-soft);
}

.feature-card__icon {
    width: 2.6rem;
    height: 2.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--tj-accent);
    background: var(--tj-accent-soft);
    border-radius: var(--tj-radius);
    margin-bottom: 1.1rem;
}

.feature-card__icon svg {
    width: 1.35rem;
    height: 1.35rem;
}

.feature-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--tj-ink);
    margin: 0 0 0.5rem;
    letter-spacing: -0.01em;
}

.feature-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--tj-ink-soft);
    margin: 0;
}

/* ------------------------------------------------------------------ Pasos */

.steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.4rem;
    counter-reset: step;
}

.step {
    position: relative;
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-radius: var(--tj-radius);
    padding: 1.6rem;
}

.step__num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.1rem;
    height: 2.1rem;
    border-radius: var(--tj-radius);
    font-weight: 800;
    color: #ffffff;
    background: var(--tj-accent);
    margin-bottom: 1rem;
}

.step h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--tj-ink);
    margin: 0 0 0.5rem;
}

.step p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--tj-ink-soft);
    margin: 0;
}

/* ------------------------------------------------------------- Compliance */

.compliance {
    text-align: center;
}

.compliance__badge {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--tj-radius-lg);
    padding: 1.4rem 1.8rem;
    box-shadow: var(--tj-shadow-soft);
    margin-bottom: 2.5rem;
}

.compliance__seal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    color: #ffffff;
    font-size: 1.3rem;
    background: var(--tj-accent);
    box-shadow: 0 12px 30px -12px rgba(8, 52, 74, 0.55);
}

.compliance__seal svg {
    width: 1.3rem;
    height: 1.3rem;
}

.compliance__label {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--tj-ink);
    margin: 0 0 0.25rem;
}

.compliance__title {
    font-size: clamp(1.3rem, 2.4vw, 1.7rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--tj-ink);
    margin: 0;
}

.compliance__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.4rem;
    text-align: left;
    margin-bottom: 2.5rem;
}

.compliance-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-left: 3px solid var(--tj-accent);
    border-radius: var(--tj-radius);
    padding: 1.4rem 1.5rem;
}

.compliance-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--tj-ink);
    margin: 0 0 0.5rem;
}

.compliance-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--tj-ink-soft);
    margin: 0;
}

.compliance-card strong {
    color: var(--tj-ink);
}

.compliance__note {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--tj-ink-soft);
    max-width: 44rem;
    margin: 0 auto;
}

/* -------------------------------------------------------------------- CTA */

.cta {
    position: relative;
    overflow: hidden;
    padding: 5rem 1.5rem;
    background: linear-gradient(135deg, #0a0a0a, #171717, #000000);
    color: #ffffff;
    text-align: center;
}

.cta::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(40rem 22rem at 20% 0%, rgba(255, 255, 255, 0.08), transparent 60%),
        radial-gradient(36rem 20rem at 85% 100%, rgba(255, 255, 255, 0.06), transparent 60%);
    pointer-events: none;
}

.cta__inner {
    position: relative;
    max-width: 42rem;
    margin: 0 auto;
}

.cta__title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 1rem;
}

.cta__subtitle {
    font-size: 1.05rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 1rem;
}

.cta__subtitle strong {
    color: #ffffff;
}

.cta__note {
    font-size: 0.95rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.65);
    margin: 0 0 2rem;
}

.cta__actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.cta .btn-primary {
    --bs-btn-bg: #ffffff;
    --bs-btn-border-color: #ffffff;
    --bs-btn-color: #000000;
    --bs-btn-hover-bg: #e5e7eb;
    --bs-btn-hover-border-color: #e5e7eb;
    --bs-btn-hover-color: #000000;
    --bs-btn-active-bg: #d1d5db;
    --bs-btn-active-border-color: #d1d5db;
    --bs-btn-active-color: #000000;
    --bs-btn-disabled-bg: #ffffff;
    --bs-btn-disabled-border-color: #ffffff;
}

.cta .btn-outline-primary {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.45);
}

.cta .btn-outline-primary:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
}

/* ----------------------------------------------------------------- Footer */

.footer {
    padding: 3rem 1.5rem;
    background: #0f172a;
    color: #cbd5e1;
}

.footer__inner {
    max-width: 72rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    text-align: center;
}

.footer__brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer__logo {
    display: inline-flex;
    align-items: center;
    background: #ffffff;
    border-radius: var(--tj-radius);
    padding: 0.5rem 0.75rem;
}

.footer__logo img {
    height: 28px;
    width: auto;
    display: block;
}

.footer__tagline {
    font-size: 0.9rem;
    margin: 0;
}

.footer__links {
    display: flex;
    gap: 1.5rem;
}

.footer__links a {
    font-size: 0.9rem;
    color: #cbd5e1;
    text-decoration: none;
}

.footer__links a:hover {
    color: #ffffff;
}

.footer__legal {
    font-size: 0.78rem;
    color: #64748b;
    margin: 0.5rem 0 0;
}

/* ------------------------------------------------------------------ Planes */

/* La sección de planes recibe un fondo propio para darle jerarquía: es la
   sección de conversión y no debe pasar desapercibida. */
#planes {
    background:
        radial-gradient(50rem 24rem at 50% 0%, var(--tj-accent-soft-2), transparent 70%),
        linear-gradient(180deg, #ffffff 0%, #f3f7f9 100%);
}

/* Tabla comparativa de planes: una columna por plan (ordenados por precio) y
   una fila por límite, con el plan recomendado resaltado. En pantallas angostas
   el contenedor habilita el scroll horizontal. */
.plans-compare-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.plans-compare {
    width: 100%;
    min-width: 40rem;
    table-layout: fixed;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.plans-compare th,
.plans-compare td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid rgba(15, 23, 42, 0.07);
    vertical-align: middle;
}

.plans-compare thead th {
    border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}

/* Primera columna: etiquetas de cada fila, alineadas a la izquierda. */
.plans-compare__corner,
.plans-compare__label {
    width: 13rem;
    text-align: left;
    font-weight: 500;
    color: var(--tj-ink-soft);
    white-space: nowrap;
}

/* Columnas de planes centradas, con ancho uniforme. */
.plans-compare__plan,
.plans-compare__value,
.plans-compare__cta {
    text-align: center;
}

.plans-compare__plan {
    padding-top: 1.1rem;
}

.plans-compare__name {
    display: block;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--tj-ink);
    letter-spacing: -0.01em;
    margin-bottom: 0.35rem;
}

.plans-compare__badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    color: #ffffff;
    background: var(--tj-accent);
    border: 1px solid var(--tj-accent);
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    white-space: nowrap;
}

.plans-compare__badge--trial {
    color: var(--tj-ink);
    background: var(--tj-accent-soft);
    border-color: var(--tj-accent-border);
}

.plans-compare__price-amount {
    display: block;
    font-size: 1.35rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--tj-accent);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.plans-compare__price-period {
    display: block;
    font-size: 0.78rem;
    color: var(--tj-ink-soft);
    margin-top: 0.2rem;
}

.plans-compare__value {
    font-weight: 600;
    color: var(--tj-ink);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.plans-compare__cta {
    padding-top: 1.25rem;
    padding-bottom: 1.25rem;
}

/* Columna del plan recomendado: fondo suave y franja superior de acento,
   como la variante ``--featured`` de las tarjetas anteriores. */
.plans-compare__col--recommended {
    background: var(--tj-accent-soft-2);
}

.plans-compare thead th.plans-compare__col--recommended {
    border-top: 3px solid var(--tj-accent);
}

.plans-empty {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--tj-ink-soft);
    text-align: center;
    max-width: 44rem;
    margin: 0 auto;
}

/* ------------------------------------------------------- Cifras clave (stats) */

.stats {
    background: linear-gradient(135deg, var(--tj-accent-deep), var(--tj-accent));
    color: #ffffff;
    padding: 3rem 1.5rem;
}

.stats__inner {
    max-width: 72rem;
    margin: 0 auto;
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat__value {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.stat__label {
    margin-top: 0.55rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.72);
}

/* ----------------------------------------------------------- Casos de uso */

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.4rem;
}

.use-case-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-radius: var(--tj-radius);
    padding: 1.6rem;
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.use-case-card:hover {
    transform: translateY(-4px);
    border-color: var(--tj-accent-border);
    box-shadow: var(--tj-shadow-soft);
}

.use-case-card__icon {
    width: 2.6rem;
    height: 2.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--tj-accent);
    background: var(--tj-accent-soft);
    border-radius: var(--tj-radius);
    margin-bottom: 1.1rem;
}

.use-case-card__icon svg {
    width: 1.35rem;
    height: 1.35rem;
}

.use-case-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--tj-ink);
    margin: 0 0 0.5rem;
    letter-spacing: -0.01em;
}

.use-case-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--tj-ink-soft);
    margin: 0;
}

.use-case-card strong {
    color: var(--tj-ink);
}

/* -------------------------------------------------------------------- FAQ */

.faq-list {
    max-width: 46rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.faq-item {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-radius: var(--tj-radius);
    overflow: hidden;
}

.faq-item__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.3rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--tj-ink);
    cursor: pointer;
    list-style: none;
}

.faq-item__question::-webkit-details-marker {
    display: none;
}

.faq-item__question::after {
    content: "+";
    flex-shrink: 0;
    width: 1.4rem;
    height: 1.4rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 500;
    line-height: 1;
    color: var(--tj-ink);
    background: var(--tj-accent-soft);
    border-radius: 50%;
    transition: transform 0.2s ease;
}

.faq-item[open] .faq-item__question::after {
    content: "–";
}

.faq-item__answer {
    padding: 0 1.3rem 1.1rem;
    font-size: 0.92rem;
    line-height: 1.65;
    color: var(--tj-ink-soft);
    margin: 0;
}

.faq-item__answer strong {
    color: var(--tj-ink);
}

/* --------------------------------------------------- Botones (paleta marca) */

.btn-primary {
    --bs-btn-bg: #000000;
    --bs-btn-border-color: #000000;
    --bs-btn-color: #ffffff;
    --bs-btn-hover-bg: #262626;
    --bs-btn-hover-border-color: #262626;
    --bs-btn-hover-color: #ffffff;
    --bs-btn-active-bg: #171717;
    --bs-btn-active-border-color: #171717;
    --bs-btn-active-color: #ffffff;
    --bs-btn-disabled-bg: #000000;
    --bs-btn-disabled-border-color: #000000;
    --bs-btn-focus-shadow-rgb: 0, 0, 0;
}

.btn-outline-primary {
    --bs-btn-color: #000000;
    --bs-btn-border-color: #000000;
    --bs-btn-hover-color: #ffffff;
    --bs-btn-hover-bg: #000000;
    --bs-btn-hover-border-color: #000000;
    --bs-btn-active-color: #ffffff;
    --bs-btn-active-bg: #000000;
    --bs-btn-active-border-color: #000000;
    --bs-btn-disabled-color: #000000;
    --bs-btn-disabled-border-color: #000000;
    --bs-btn-focus-shadow-rgb: 0, 0, 0;
}

.link-primary {
    color: var(--tj-accent) !important;
}

.link-primary:focus,
.link-primary:hover {
    color: var(--tj-accent-deep) !important;
}


/* ------------------------------------------------- Animación de aparición */

/* El estado oculto inicial solo se aplica cuando JS está activo (la clase
   ``js`` la agrega landing.js al <html>). Sin JS, todo el contenido —planes
   incluidos— permanece visible de entrada. */
html.js [data-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

html.js [data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ------------------------------------------------------------ @keyframes */

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes redact {
    from { width: 0; }
    to { width: calc(100% - 7.2rem); }
}

@keyframes tag-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ---------------------------------------------------- Reduced motion (a11y) */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .doc-card {
        animation: none;
    }

    html.js [data-reveal] {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .doc-field.is-treated .doc-field__bar,
    .doc-field.is-treated .doc-field__tag {
        animation: none;
    }
}

/* --------------------------------------------------------------- Responsive */

@media (max-width: 900px) {
    .hero__inner {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .steps {
        grid-template-columns: repeat(2, 1fr);
    }

    .compliance__grid {
        grid-template-columns: 1fr;
    }

    .stats__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 640px) {
    .landing-nav__links {
        display: none;
    }

    .hero {
        padding: 3.5rem 1.25rem 4rem;
    }

    .section {
        padding: 3.5rem 1.25rem;
    }

    .features-grid,
    .steps {
        grid-template-columns: 1fr;
    }

    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .doc-field__label {
        flex-basis: 5.2rem;
    }

    .doc-field__bar,
    .doc-field__tag {
        left: 5.9rem;
    }

    @keyframes redact {
        from { width: 0; }
        to { width: calc(100% - 5.9rem); }
    }
}

/* -------------------------------------------------------- Modal de contacto */

.contact-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.contact-modal.is-open {
    visibility: visible;
    opacity: 1;
}

.contact-modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(8, 52, 74, 0.55);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.contact-modal__dialog {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 30rem;
    max-height: calc(100vh - 3rem);
    overflow-y: auto;
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-radius: var(--tj-radius-lg);
    box-shadow: var(--tj-shadow-soft);
}

.contact-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.contact-modal__title {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--tj-ink);
    margin: 0;
}

.contact-modal__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    flex-shrink: 0;
    border: 0;
    border-radius: var(--tj-radius);
    background: transparent;
    color: var(--tj-ink-soft);
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease;
}

.contact-modal__close:hover,
.contact-modal__close:focus-visible {
    background: var(--tj-accent-soft);
    color: var(--tj-ink);
}

.contact-modal__close svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* ------------------------------------------------------ Formulario de contacto */

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem;
}

.contact-form__field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.contact-form__label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--tj-ink);
}

.contact-form__input {
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--tj-ink);
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.16);
    border-radius: var(--tj-radius);
    padding: 0.6rem 0.75rem;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.contact-form__input:focus-visible {
    outline: none;
    border-color: var(--tj-accent);
    box-shadow: 0 0 0 3px var(--tj-accent-soft);
}

.contact-form__textarea {
    resize: vertical;
    min-height: 6rem;
}

.contact-form__submit {
    align-self: flex-start;
    margin-top: 0.25rem;
}

/* Honeypot anti-spam: fuera de pantalla pero presente en el DOM (no
   ``display: none``) para que los bots lo rellenen y queden descartados. */
.contact-form__honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* ------------------------------------------------- Resultados del formulario */

.contact-form__result {
    font-size: 0.9rem;
    line-height: 1.5;
    padding: 0.75rem 1rem;
    border-radius: var(--tj-radius);
}

.contact-form__result--ok {
    color: #14532d;
    background: #dcfce7;
    border: 1px solid #bbf7d0;
}

.contact-form__result--error {
    color: #7f1d1d;
    background: #fee2e2;
    border: 1px solid #fecaca;
}

@media (prefers-reduced-motion: reduce) {
    .contact-modal {
        transition: none;
    }
}

@media (max-width: 640px) {
    .contact-modal {
        padding: 1rem;
    }

    .contact-modal__dialog {
        max-height: calc(100vh - 2rem);
    }
}