.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    min-height: var(--header-height);
    border-bottom: 1px solid rgba(15, 61, 62, .12);
    background: rgba(247, 250, 252, .94);
    backdrop-filter: blur(16px);
}

.header-inner {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.brand {
    min-width: max-content;
    min-height: 3rem;
    display: inline-flex;
    align-items: center;
    padding-inline: .15rem;
    color: var(--petroleo);
    text-decoration: none;
}

.brand:hover {
    color: var(--petroleo);
}

.brand-name {
    font-size: clamp(1.15rem, 1.7vw, 1.35rem);
    font-weight: 900;
    letter-spacing: -.035em;
}

.nav-toggle {
    width: 3rem;
    height: 3rem;
    display: none;
    margin-left: auto;
    padding: .7rem;
    border: 1px solid var(--linea);
    border-radius: .75rem;
    background: var(--blanco);
}

.nav-toggle span:not(.sr-only) {
    width: 100%;
    height: 2px;
    display: block;
    margin-block: .24rem;
    background: var(--petroleo);
    transition: transform .2s ease, opacity .2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(4) {
    transform: translateY(-6px) rotate(-45deg);
}

.primary-nav {
    margin-left: auto;
}

.primary-nav ul {
    display: flex;
    align-items: center;
    gap: .1rem;
    padding: 0;
    margin: 0;
    list-style: none;
}

.primary-nav a {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
    padding: .55rem .65rem;
    color: var(--grafito);
    border-radius: .55rem;
    font-size: .82rem;
    font-weight: 750;
    line-height: 1.2;
    text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
    color: var(--petroleo);
    background: var(--teal-suave);
}

.primary-nav .nav-cta {
    margin-left: .4rem;
}

.primary-nav .mobile-only {
    display: none;
}

.button {
    min-height: 3.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .65rem;
    padding: .85rem 1.25rem;
    border: 2px solid transparent;
    border-radius: .75rem;
    font-weight: 850;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    color: var(--blanco);
    background: var(--petroleo);
    box-shadow: 0 10px 24px rgba(15, 61, 62, .2);
}

.button-primary:hover {
    color: var(--blanco);
    background: var(--teal-oscuro);
}

.button-secondary {
    color: var(--petroleo);
    border-color: var(--petroleo);
    background: transparent;
}

.button-secondary:hover {
    color: var(--petroleo);
    background: var(--teal-suave);
}

.button-gold {
    color: #302306;
    background: var(--dorado);
    box-shadow: 0 10px 24px rgba(244, 185, 66, .2);
}

.button-gold:hover {
    color: #251a03;
    background: #ffc95d;
}

.button-small {
    min-height: 2.75rem;
    padding: .62rem .85rem;
    font-size: .82rem;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: .8rem;
    margin-top: 1.75rem;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.15rem;
}

.card-grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid.four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
    position: relative;
    padding: clamp(1.35rem, 3vw, 2rem);
    border: 1px solid var(--linea);
    border-radius: var(--radio-md);
    background: var(--blanco);
    box-shadow: var(--sombra-sm);
}

a.card {
    color: var(--grafito);
    text-decoration: none;
    transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}

a.card:hover {
    color: var(--grafito);
    border-color: var(--teal);
    box-shadow: var(--sombra-md);
    transform: translateY(-4px);
}

.card-number,
.step-number {
    width: 2.55rem;
    height: 2.55rem;
    display: inline-grid;
    place-items: center;
    margin-bottom: 1rem;
    color: var(--petroleo);
    border-radius: 50%;
    background: var(--dorado);
    font-size: .8rem;
    font-weight: 900;
}

.card .kicker {
    display: block;
    margin-bottom: .55rem;
    color: var(--teal-oscuro);
    font-size: .75rem;
    font-weight: 850;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.card p {
    color: var(--gris);
}

.check-list,
.plain-list {
    padding: 0;
    margin: 1.35rem 0 0;
    list-style: none;
}

.check-list li,
.plain-list li {
    position: relative;
    padding-left: 1.7rem;
    margin-bottom: .75rem;
}

.check-list li::before {
    position: absolute;
    top: .28rem;
    left: 0;
    width: 1.05rem;
    height: 1.05rem;
    display: grid;
    place-items: center;
    color: var(--blanco);
    content: "✓";
    border-radius: 50%;
    background: var(--teal);
    font-size: .65rem;
    font-weight: 900;
}

.plain-list li::before {
    position: absolute;
    top: .62rem;
    left: .25rem;
    width: .45rem;
    height: .45rem;
    content: "";
    border-radius: 50%;
    background: var(--dorado);
}

.split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(2rem, 7vw, 6rem);
}

.split.align-start {
    align-items: start;
}

.feature-panel {
    padding: clamp(1.5rem, 4vw, 2.75rem);
    border: 1px solid var(--linea);
    border-radius: var(--radio-lg);
    background: var(--blanco);
    box-shadow: var(--sombra-md);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem;
    padding: 0;
    margin: 1.5rem 0 0;
    list-style: none;
}

.tag-list li,
.tag {
    padding: .55rem .8rem;
    color: var(--petroleo);
    border: 1px solid #b9d8d5;
    border-radius: 999px;
    background: #eff9f8;
    font-size: .88rem;
    font-weight: 700;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    counter-reset: process;
}

.stage-flow {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem;
    padding: 0;
    margin: 0;
    list-style: none;
}

.stage-flow li {
    position: relative;
    min-height: 10rem;
    display: grid;
    align-content: center;
    gap: .9rem;
    padding: 1.2rem;
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: var(--radio-md);
    background: rgba(255, 255, 255, .06);
}

.stage-flow li:not(:last-child)::after {
    position: absolute;
    top: 50%;
    right: -.78rem;
    z-index: 2;
    width: 1.5rem;
    height: 1.5rem;
    display: grid;
    place-items: center;
    color: var(--petroleo);
    border-radius: 50%;
    background: var(--dorado);
    content: "→";
    font-size: .8rem;
    font-weight: 900;
    transform: translateY(-50%);
}

.stage-flow span,
.timeline-number {
    width: 2.5rem;
    height: 2.5rem;
    display: grid;
    place-items: center;
    color: var(--petroleo);
    border-radius: 50%;
    background: var(--dorado);
    font-size: .8rem;
    font-weight: 900;
}

.stage-flow strong {
    color: var(--blanco);
    line-height: 1.25;
}

.timeline {
    position: relative;
    max-width: 920px;
    display: grid;
    gap: 1rem;
    padding: 0;
    margin: 0 auto;
    list-style: none;
}

.timeline::before {
    position: absolute;
    top: 1.25rem;
    bottom: 1.25rem;
    left: 1.25rem;
    width: 2px;
    content: "";
    background: linear-gradient(var(--dorado), var(--teal));
}

.timeline li {
    position: relative;
    display: grid;
    grid-template-columns: 2.5rem minmax(0, 1fr);
    gap: 1rem;
    padding: 1.25rem;
    border: 1px solid var(--linea);
    border-radius: var(--radio-md);
    background: var(--blanco);
    box-shadow: var(--sombra-sm);
}

.timeline-number {
    position: relative;
    z-index: 1;
}

.timeline h3 {
    margin-bottom: .35rem;
}

.timeline p {
    color: var(--gris);
}

.process-step {
    min-height: 13rem;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, .15);
    border-radius: var(--radio-md);
    background: rgba(255, 255, 255, .055);
}

.process-step .step-number {
    margin-bottom: 1.25rem;
}

.process-step p {
    color: #c6dcda;
}

.qr-flow {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    align-items: stretch;
    gap: 1.5rem;
    padding: clamp(1.2rem, 3vw, 2rem);
    border: 1px solid var(--linea);
    border-radius: var(--radio-lg);
    background: var(--blanco);
    box-shadow: var(--sombra-md);
}

.qr-node {
    position: relative;
    min-height: 8.5rem;
    display: grid;
    align-content: center;
    padding: 1rem;
    color: var(--petroleo);
    border-radius: var(--radio-sm);
    background: var(--teal-suave);
    font-weight: 850;
    text-align: center;
}

.qr-node:not(:last-child)::after {
    position: absolute;
    top: 50%;
    right: -1.2rem;
    color: var(--teal);
    content: "→";
    font-size: 1.3rem;
    transform: translateY(-50%);
}

.breadcrumbs {
    padding-top: 1rem;
}

.breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    padding: 0;
    margin: 0;
    color: var(--gris);
    list-style: none;
    font-size: .86rem;
}

.breadcrumbs li:not(:last-child)::after {
    margin-left: .4rem;
    color: #91a0aa;
    content: "/";
}

.breadcrumbs a {
    color: var(--teal-oscuro);
}

.faq-list {
    display: grid;
    gap: .75rem;
}

.faq-item {
    border: 1px solid var(--linea);
    border-radius: var(--radio-sm);
    background: var(--blanco);
    box-shadow: 0 5px 18px rgba(15, 61, 62, .05);
}

.faq-item summary {
    min-height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.05rem 1.2rem;
    color: var(--petroleo);
    font-weight: 800;
    cursor: pointer;
    list-style: none;
}

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

.faq-item summary::after {
    width: 1.75rem;
    height: 1.75rem;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    content: "+";
    border-radius: 50%;
    background: var(--teal-suave);
}

.faq-item[open] summary::after {
    content: "−";
}

.faq-item p {
    padding: 0 1.2rem 1.15rem;
    color: var(--gris);
}

.price-panel {
    padding: clamp(1.5rem, 4vw, 2.6rem);
    color: var(--blanco);
    border-radius: var(--radio-lg);
    background:
        radial-gradient(circle at 100% 0%, rgba(244, 185, 66, .18), transparent 17rem),
        var(--petroleo);
    box-shadow: var(--sombra-md);
}

.price-panel h2,
.price-panel h3 {
    color: var(--blanco);
}

.price-main {
    display: block;
    margin: .5rem 0;
    color: var(--dorado);
    font-size: clamp(2.5rem, 6vw, 4.6rem);
    font-weight: 900;
    letter-spacing: -.06em;
    line-height: 1;
}

.price-panel p {
    color: #d1e4e2;
}

.role-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.role-card {
    padding: clamp(1.4rem, 3vw, 2rem);
    border: 1px solid var(--linea);
    border-radius: var(--radio-md);
    background: var(--blanco);
}

.role-card.business {
    border-top: .4rem solid var(--dorado);
}

.role-card.scaipya {
    border-top: .4rem solid var(--teal);
}

.section-cta {
    padding-block: clamp(3rem, 7vw, 5rem);
    background: var(--teal-suave);
}

.cta-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: clamp(2rem, 5vw, 3.5rem);
    color: var(--blanco);
    border-radius: var(--radio-lg);
    background:
        radial-gradient(circle at 92% 20%, rgba(29, 120, 116, .48), transparent 18rem),
        var(--petroleo-profundo);
}

.cta-panel h2 {
    max-width: 700px;
    color: var(--blanco);
}

.cta-panel p {
    max-width: 680px;
    color: #c6dcda;
}

.site-footer {
    position: relative;
    padding-top: 4.5rem;
    color: #d7e6e5;
    background: #062a2c;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 2.5rem;
    padding-bottom: 3rem;
}

.brand-footer {
    color: var(--blanco);
}

.footer-brand p {
    max-width: 28rem;
    margin-top: 1.2rem;
    color: #aac5c3;
}

.footer-title {
    margin-bottom: 1rem;
    color: var(--blanco);
    font-size: .9rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.footer-links {
    padding: 0;
    margin: 0;
    list-style: none;
}

.footer-links li {
    margin-bottom: .55rem;
}

.site-footer a {
    color: #d7e6e5;
}

.site-footer a:hover {
    color: var(--dorado);
}

.footer-whatsapp {
    font-weight: 800;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding-block: 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, .1);
    font-size: .82rem;
}

.footer-bottom p {
    margin: 0;
}

.footer-bottom nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.whatsapp-float {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 80;
    width: 3.25rem;
    height: 3.25rem;
    display: grid;
    place-items: center;
    color: var(--blanco);
    border: 3px solid var(--blanco);
    border-radius: 50%;
    background: var(--teal);
    box-shadow: 0 12px 32px rgba(15, 61, 62, .28);
    font-size: .75rem;
    font-weight: 900;
    text-decoration: none;
}

.whatsapp-float:hover {
    color: var(--blanco);
    background: var(--petroleo);
}

@media (max-width: 1040px) {
    .nav-toggle {
        display: block;
    }

    .primary-nav {
        width: 100%;
        margin: 0;
    }

    .primary-nav ul {
        align-items: stretch;
        flex-direction: column;
        padding: .5rem;
    }

    .primary-nav a {
        min-height: 3rem;
        width: 100%;
        padding-inline: 1rem;
    }

    .primary-nav .nav-cta {
        margin: .4rem 0 0;
    }

    .header-inner {
        flex-wrap: wrap;
    }

    .js .primary-nav {
        display: none;
    }

    .js .primary-nav.is-open {
        position: fixed;
        inset: var(--header-height) 0 auto;
        max-height: calc(100dvh - var(--header-height));
        display: block;
        overflow-y: auto;
        border-top: 1px solid var(--linea);
        border-bottom: 1px solid var(--linea);
        background: var(--nube);
        box-shadow: var(--sombra-md);
    }

    .primary-nav .mobile-only {
        display: list-item;
    }

    .card-grid.four {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 800px) {
    .split,
    .role-grid {
        grid-template-columns: 1fr;
    }

    .card-grid,
    .card-grid.two,
    .process-grid {
        grid-template-columns: 1fr;
    }

    .qr-flow {
        grid-template-columns: 1fr;
    }

    .stage-flow {
        grid-template-columns: 1fr;
    }

    .stage-flow li {
        min-height: 0;
        grid-template-columns: 2.5rem minmax(0, 1fr);
        align-items: center;
    }

    .stage-flow li:not(:last-child)::after {
        top: auto;
        right: auto;
        bottom: -.85rem;
        left: 1.7rem;
        transform: rotate(90deg);
    }

    .qr-node {
        min-height: 5rem;
    }

    .qr-node:not(:last-child)::after {
        top: auto;
        right: 50%;
        bottom: -1.45rem;
        transform: translateX(50%) rotate(90deg);
    }

    .cta-panel {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 580px) {
    .brand-name {
        font-size: 1.1rem;
    }

    .button-row {
        flex-direction: column;
    }

    .button-row .button {
        width: 100%;
    }

    .card-grid.four,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }

    .whatsapp-float {
        width: 3rem;
        height: 3rem;
    }

    .site-footer {
        padding-bottom: 3.5rem;
    }
}