/* ============ Presenta Tu Renta - sitio publico ============ */
/* Mismo sistema de diseño de la app (app.css) adaptado a marketing. */

:root {
    --azul-900: #082b4a;
    --azul: #0d3b66;
    --azul-claro: #11507f;
    --verde: #17a673;
    --verde-oscuro: #108a5e;
    --tinta: #1e2b38;
    --gris: #5b6b7b;
    --borde: #dde7f0;
    --fondo: #f6f9fc;
    --radio: 14px;
    --sombra: 0 1px 2px rgba(13, 59, 102, .06), 0 8px 24px -12px rgba(13, 59, 102, .18);
    --sombra-alta: 0 2px 4px rgba(13, 59, 102, .08), 0 18px 40px -16px rgba(13, 59, 102, .28);
    --gradiente: linear-gradient(135deg, var(--azul) 0%, var(--verde) 100%);
    --ancho: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "Segoe UI Variable Display", "Segoe UI", Inter, Roboto, system-ui, Helvetica, Arial, sans-serif;
    background: var(--fondo);
    color: var(--tinta);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; }

h1, h2, h3 { letter-spacing: -.02em; color: var(--azul-900); line-height: 1.15; margin: 0 0 .6rem; }
h1 { font-weight: 800; font-size: clamp(2rem, 4.6vw, 3.2rem); }
h2 { font-weight: 800; font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-weight: 700; font-size: 1.15rem; }

p { margin: 0 0 1rem; }

a { color: #0d6a9e; }

.contenedor { max-width: var(--ancho); margin: 0 auto; padding: 0 1.25rem; }

.seccion { padding: 4.5rem 0; }
.seccion-alterna { background: #fff; border-top: 1px solid var(--borde); border-bottom: 1px solid var(--borde); }
.seccion-cabeza { max-width: 720px; margin: 0 auto 2.5rem; text-align: center; }
.seccion-cabeza p { color: var(--gris); font-size: 1.06rem; }

.kicker {
    display: inline-block;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--verde-oscuro);
    background: #e4f5ee;
    border: 1px solid #c6ead9;
    border-radius: 999px;
    padding: .25rem .8rem;
    margin-bottom: .9rem;
}

/* ---------- Botones ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    font: inherit;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    border-radius: 999px;
    padding: .8rem 1.7rem;
    border: 0;
    cursor: pointer;
    transition: transform .18s ease, box-shadow .18s ease, filter .18s ease, background-color .18s ease;
}

.btn:active { transform: scale(.97); }

.btn-primario {
    color: #fff;
    background-image: var(--gradiente);
    background-color: var(--azul);
    box-shadow: 0 6px 16px -8px rgba(13, 59, 102, .55);
}

.btn-primario:hover, .btn-primario:focus {
    filter: brightness(1.08);
    transform: translateY(-2px);
    box-shadow: 0 10px 22px -8px rgba(13, 59, 102, .55);
}

.btn-secundario {
    color: var(--azul);
    background: #fff;
    border: 2px solid var(--azul);
}

.btn-secundario:hover { background: var(--azul); color: #fff; transform: translateY(-2px); }

.btn-blanco { background: #fff; color: var(--azul); box-shadow: 0 6px 16px -8px rgba(0, 0, 0, .4); }
.btn-blanco:hover { transform: translateY(-2px); filter: brightness(.97); }

.btn:focus-visible, a:focus-visible, input:focus-visible, summary:focus-visible {
    outline: 3px solid rgba(23, 166, 115, .55);
    outline-offset: 2px;
}

/* ---------- Encabezado ---------- */
.encabezado {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .88);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--borde);
}

.encabezado-fila {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.75rem;
    min-height: 68px;
}

.marca { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; flex-shrink: 0; }
.marca img { width: 40px; height: 40px; }
.marca strong { font-size: 1.12rem; color: var(--azul-900); letter-spacing: -.02em; white-space: nowrap; }
.marca strong span { color: var(--verde); }

.nav-principal { display: flex; align-items: center; gap: 1.2rem; }
.nav-principal a { color: var(--tinta); text-decoration: none; font-weight: 600; font-size: .95rem; white-space: nowrap; }
.nav-principal a:hover { color: var(--verde-oscuro); }

.nav-cta { display: flex; align-items: center; gap: .6rem; }
.nav-cta .btn { padding: .55rem 1.2rem; font-size: .92rem; }

.menu-boton { display: none; background: none; border: 0; cursor: pointer; padding: .4rem; }
.menu-boton span { display: block; width: 24px; height: 3px; border-radius: 2px; background: var(--azul); margin: 5px 0; transition: transform .2s ease, opacity .2s ease; }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    overflow: hidden;
    padding: 4.5rem 0 4rem;
    background:
        radial-gradient(38rem 22rem at 85% -10%, rgba(23, 166, 115, .16), transparent 60%),
        radial-gradient(42rem 26rem at 5% -20%, rgba(13, 59, 102, .13), transparent 60%),
        linear-gradient(180deg, #eef6ff 0%, var(--fondo) 100%);
}

.hero-fila { display: grid; grid-template-columns: 1.15fr .85fr; gap: 3rem; align-items: center; }

.hero .lead { font-size: 1.15rem; color: var(--gris); max-width: 34rem; }

.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.6rem 0 1.4rem; }

.chips { display: flex; flex-wrap: wrap; gap: .6rem; padding: 0; margin: 0; list-style: none; }
.chips li {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-size: .86rem;
    font-weight: 600;
    color: var(--azul);
    background: #fff;
    border: 1px solid var(--borde);
    border-radius: 999px;
    padding: .32rem .85rem;
    box-shadow: var(--sombra);
}
.chips .punto { color: var(--verde); font-weight: 800; }

.hero-visual { position: relative; text-align: center; }
.hero-visual .robot { width: min(240px, 60%); filter: drop-shadow(0 18px 30px rgba(13, 59, 102, .28)); animation: flotar 4.5s ease-in-out infinite; }

.tarjeta-flotante {
    position: absolute;
    background: #fff;
    border: 1px solid var(--borde);
    border-radius: 12px;
    box-shadow: var(--sombra-alta);
    padding: .6rem .9rem;
    font-size: .82rem;
    text-align: left;
    animation: flotar 5.5s ease-in-out infinite;
}
.tarjeta-flotante strong { display: block; color: var(--azul-900); }
.tarjeta-flotante .ok { color: var(--verde-oscuro); font-weight: 700; }
.tf-1 { top: 4%; left: 0; animation-delay: .6s; }
.tf-2 { bottom: 10%; right: 0; animation-delay: 1.2s; }

/* ---------- Herramienta ¿Debo declarar? ---------- */
.consulta-card {
    max-width: 780px;
    margin: 0 auto;
    background: #fff;
    border: 1.5px solid #cfe8dd;
    border-radius: 18px;
    box-shadow: var(--sombra-alta);
    overflow: hidden;
}

.consulta-card::before { content: ""; display: block; height: 6px; background-image: var(--gradiente); }

.consulta-cuerpo { padding: 2rem clamp(1.2rem, 4vw, 2.5rem) 2.3rem; }

.consulta-pasos { display: flex; gap: .4rem; margin-bottom: 1.4rem; }
.consulta-pasos .paso-dot {
    flex: 1;
    height: .5rem;
    border-radius: 999px;
    background: #e3edf5;
    transition: background .3s ease;
}
.consulta-pasos .paso-dot.activo { background-image: var(--gradiente); }

.campo-digitos { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin: 1.2rem 0; }

.campo-digitos input {
    width: 7.5rem;
    font-size: 2.2rem;
    font-weight: 800;
    text-align: center;
    letter-spacing: .35em;
    color: var(--azul-900);
    border: 2px solid #cfdde9;
    border-radius: 14px;
    padding: .45rem .2rem .45rem .55rem;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.campo-digitos input:focus { border-color: var(--verde); box-shadow: 0 0 0 4px rgba(23, 166, 115, .18); outline: none; }

.cedula-ejemplo { font-size: .88rem; color: var(--gris); }
.cedula-ejemplo b { color: var(--verde-oscuro); font-size: 1rem; letter-spacing: .05em; }

.resultado-fecha {
    display: none;
    border: 1px solid #c6ead9;
    background: linear-gradient(180deg, #ffffff, #f2f9f6);
    border-radius: var(--radio);
    padding: 1.1rem 1.3rem;
    margin-top: .6rem;
    animation: aparecer .45s ease both;
}

.resultado-fecha.visible { display: block; }
.resultado-fecha .fecha-grande { font-size: clamp(1.25rem, 3vw, 1.7rem); font-weight: 800; color: var(--azul-900); }
.resultado-fecha .dias-faltan { display: inline-block; margin-top: .35rem; font-weight: 700; color: var(--verde-oscuro); background: #e4f5ee; border-radius: 999px; padding: .2rem .8rem; font-size: .9rem; }
.resultado-fecha .dias-faltan.urgente { color: #a4451a; background: #fdecdf; }
.resultado-fecha .acciones-fecha { margin-top: .8rem; display: flex; flex-wrap: wrap; gap: .6rem; }
.resultado-fecha .acciones-fecha .btn { padding: .5rem 1.1rem; font-size: .88rem; }

.preguntas { list-style: none; padding: 0; margin: 1.2rem 0; display: grid; gap: .7rem; }

.preguntas label {
    display: flex;
    align-items: flex-start;
    gap: .8rem;
    background: #fff;
    border: 1.5px solid var(--borde);
    border-radius: 12px;
    padding: .85rem 1rem;
    cursor: pointer;
    transition: border-color .15s ease, background .15s ease, transform .15s ease;
}

.preguntas label:hover { border-color: #b9d9cb; transform: translateX(3px); }
.preguntas label:has(input:checked) { border-color: var(--verde); background: #f2faf7; }

.preguntas input { width: 1.25rem; height: 1.25rem; margin-top: .2rem; accent-color: var(--verde); flex-shrink: 0; }
.preguntas .p-texto b { color: var(--azul-900); }
.preguntas .p-texto small { display: block; color: var(--gris); }

.veredicto { display: none; margin-top: 1.4rem; border-radius: var(--radio); padding: 1.4rem 1.5rem; animation: aparecer .45s ease both; }
.veredicto.visible { display: block; }
.veredicto.obligado { background: linear-gradient(135deg, #0d3b66, #11507f); color: #eaf3fb; }
.veredicto.obligado h3 { color: #fff; }
.veredicto.no-obligado { background: linear-gradient(180deg, #ffffff, #f2f9f6); border: 1.5px solid #c6ead9; }
.veredicto .btn { margin-top: .9rem; }
.veredicto .nota { font-size: .82rem; opacity: .85; margin: .8rem 0 0; }

.consulta-nav { display: flex; justify-content: space-between; gap: .8rem; margin-top: 1.6rem; }
.consulta-nav .btn { padding: .6rem 1.4rem; }
.btn-fantasma { background: none; border: 0; color: var(--gris); font-weight: 600; cursor: pointer; font: inherit; }
.btn-fantasma:hover { color: var(--azul); }

/* ---------- Servicios ---------- */
.tarjetas { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; }

.tarjeta {
    background: #fff;
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 1.6rem 1.5rem;
    transition: transform .2s ease, box-shadow .2s ease;
}

.tarjeta:hover { transform: translateY(-4px); box-shadow: var(--sombra-alta); }

.tarjeta .icono {
    width: 3rem;
    height: 3rem;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #e4f5ee;
    margin-bottom: .9rem;
}

.tarjeta .icono svg {
    width: 1.5rem;
    height: 1.5rem;
}

.tarjeta p { color: var(--gris); font-size: .95rem; margin: 0; }

/* ---------- Cómo funciona ---------- */
.pasos { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.2rem; counter-reset: paso; }

.paso {
    position: relative;
    background: #fff;
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 1.7rem 1.4rem 1.4rem;
}

.paso::before {
    counter-increment: paso;
    content: counter(paso);
    position: absolute;
    top: -1.1rem;
    left: 1.2rem;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 50%;
    background-image: var(--gradiente);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    box-shadow: 0 6px 14px -6px rgba(13, 59, 102, .5);
}

.paso p { color: var(--gris); font-size: .93rem; margin: 0; }

/* ---------- Precio ---------- */
.plan {
    max-width: 460px;
    margin: 0 auto;
    background: #fff;
    border: 1.5px solid #cfe8dd;
    border-radius: 18px;
    box-shadow: var(--sombra-alta);
    overflow: hidden;
    text-align: center;
}

.plan::before { content: ""; display: block; height: 6px; background-image: var(--gradiente); }
.plan-cuerpo { padding: 2.2rem 2rem; }
.plan-precio { font-size: 3rem; font-weight: 800; color: var(--azul); line-height: 1; }
.plan-precio small { font-size: 1rem; color: var(--gris); font-weight: 600; }
.plan-detalle { color: var(--gris); font-size: .92rem; }

.lista-checks { list-style: none; padding: 0; margin: 1.4rem 0; text-align: left; }
.lista-checks li { padding: .35rem 0 .35rem 2rem; position: relative; }
.lista-checks li::before { content: "✔"; position: absolute; left: .3rem; color: var(--verde); font-weight: 800; }

/* ---------- Calendario ---------- */
.tabla-scroll { overflow-x: auto; border: 1px solid var(--borde); border-radius: var(--radio); background: #fff; box-shadow: var(--sombra); }

table.calendario { width: 100%; border-collapse: collapse; font-size: .92rem; min-width: 560px; }
.calendario caption { caption-side: top; text-align: left; padding: 1rem 1.2rem .4rem; color: var(--gris); font-size: .88rem; }
.calendario th { background: var(--azul); color: #fff; padding: .65rem .9rem; text-align: left; position: sticky; top: 0; }
.calendario td { padding: .55rem .9rem; border-top: 1px solid var(--borde); }
.calendario tbody tr:nth-child(even) { background: #f4f8fc; }
.calendario tbody tr:hover { background: #e9f6f0; }
.calendario td:nth-child(odd) { font-weight: 700; color: var(--azul-900); letter-spacing: .05em; }
.calendario td.resaltada { background: #dff3ea; box-shadow: inset 3px 0 0 var(--verde); font-weight: 700; color: var(--verde-oscuro); }

.nota-fuente { font-size: .82rem; color: var(--gris); margin-top: .8rem; }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; margin: 0 auto; }

.faq details {
    border: 1px solid var(--borde);
    border-radius: 12px;
    background: #fff;
    padding: .95rem 1.2rem;
    margin-bottom: .65rem;
    box-shadow: var(--sombra);
}

.faq summary { cursor: pointer; font-weight: 700; color: var(--azul-900); list-style: none; position: relative; padding-right: 1.8rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
    content: "+";
    position: absolute;
    right: .1rem;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--verde);
    transition: transform .2s ease;
}
.faq details[open] summary::after { content: "−"; }
.faq details > div { padding-top: .6rem; color: var(--gris); animation: aparecer .3s ease both; }
.faq details b { color: var(--tinta); }

/* ---------- Banda CTA ---------- */
.banda-cta {
    background: linear-gradient(135deg, var(--azul-900), var(--azul) 55%, var(--verde-oscuro));
    color: #eaf3fb;
    text-align: center;
    padding: 4rem 1.25rem;
}

.banda-cta h2 { color: #fff; }
.banda-cta p { color: #cfe3f4; max-width: 560px; margin: 0 auto 1.4rem; }

/* ---------- Pie ---------- */
.pie { background: #082b4a; color: #b9cbdc; padding: 3rem 0 2rem; font-size: .92rem; }
.pie-fila { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.pie h3 { color: #fff; font-size: 1rem; margin-bottom: .8rem; }
.pie a { color: #b9cbdc; text-decoration: none; }
.pie a:hover { color: #fff; text-decoration: underline; }
.pie ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.pie .marca strong { color: #fff; }
.pie-legal { border-top: 1px solid rgba(255, 255, 255, .12); margin-top: 2.2rem; padding-top: 1.2rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: .8rem; font-size: .82rem; color: #8ba3ba; }

/* ---------- Animaciones ---------- */
@keyframes aparecer {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes flotar {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-9px); }
}

.reveal { opacity: 0; }
.reveal.visible { animation: aparecer .6s ease both; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .hero-fila { grid-template-columns: 1fr; gap: 2rem; }
    .hero-visual { order: -1; }
    .hero-visual .robot { width: 150px; }
    .tarjeta-flotante { display: none; }
    .pie-fila { grid-template-columns: 1fr; }
}

@media (max-width: 1180px) {
    .nav-principal {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: #fff;
        border-bottom: 1px solid var(--borde);
        box-shadow: var(--sombra-alta);
        display: none;
        padding: .6rem 0;
    }

    .nav-principal.abierto { display: flex; }
    .nav-principal a { padding: .8rem 1.5rem; }
    .menu-boton { display: block; }
    .menu-boton[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .menu-boton[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
    .menu-boton[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
    .nav-cta .btn-secundario { display: none; }
    .seccion { padding: 3.2rem 0; }
}

@media (max-width: 640px) {
    .marca strong { font-size: .98rem; }
    .marca img { width: 34px; height: 34px; }
    .nav-cta .btn-primario { padding: .5rem 1rem; font-size: .84rem; }
    .hero { padding: 3rem 0 2.6rem; }
    .campo-digitos { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; }
}