:root {
    --category-blue: #6B8298;
    --category-gold: #B38F77;
    --category-sage: #879886;
    --category-rose: #9A777A;
}

.section-intro {
    width: min(760px, 100%);
    margin: 0 auto 48px;
    color: var(--arena-desierto);
    font-size: 1.05rem;
    line-height: 1.75;
    text-align: center;
}

.light-section .section-intro {
    color: var(--expreso-intenso);
}

.decision-heading {
    width: min(900px, 100%);
    margin: -22px auto 0;
    color: var(--expreso-intenso);
    font-size: clamp(1.65rem, 3.5vw, 2.5rem);
    line-height: 1.18;
    text-align: center;
}

.decision-heading + .section-intro {
    margin-top: 30px;
}

.dark-section .decision-heading {
    color: var(--gris-niebla);
}

#services .decision-heading {
    margin-bottom: 44px;
}

.light-section {
    background-color: #d1bea1;
    background-image: url("textures/technical-light.svg?v=2");
    background-position: center;
    background-repeat: repeat;
    background-size: 1600px 1000px;
}

.dark-section,
#tour-samples,
.interactive-scroll-section {
    background-color: var(--fondo-oscuro);
    background-image: url("textures/technical-dark.svg?v=3");
    background-position: center;
    background-repeat: repeat;
    background-size: 1600px 1000px;
}

.section-action {
    margin-top: 36px;
    text-align: center;
}

.section-action-note {
    display: block;
    margin-top: 12px;
    color: var(--arena-desierto);
    font-size: 0.84rem;
}

.light-section .section-action-note {
    color: var(--expreso-intenso);
}

.service-path-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    width: min(1180px, 100%);
    margin: 0 auto;
}

.service-path {
    display: flex;
    min-height: 100%;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
    background: #f0ebe4;
    border: 1px solid rgba(46, 38, 33, 0.14);
    border-top: 6px solid var(--category-blue);
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(46, 38, 33, 0.09);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-path:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 42px rgba(46, 38, 33, 0.14);
}

.service-path-media {
    position: relative;
    flex: 0 0 auto;
    width: 100%;
    overflow: hidden;
    isolation: isolate;
    background: #f0ebe4;
    aspect-ratio: 16 / 10;
    transform: translateZ(0);
}

.service-path-media img {
    position: absolute;
    inset: -2px;
    width: calc(100% + 4px);
    height: calc(100% + 4px);
    display: block;
    object-fit: cover;
    backface-visibility: hidden;
    transform: translateZ(0) scale(1.01);
    transition: transform 0.65s ease;
    will-change: transform;
}

.service-path:hover .service-path-media img {
    transform: translateZ(0) scale(1.055);
}

.service-path-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 26px 28px 28px;
}

.service-path:nth-child(2) {
    border-top-color: var(--category-gold);
}

.service-path:nth-child(3) {
    border-top-color: var(--category-rose);
}

.service-path-number {
    color: var(--azul-pizarra);
    font-size: 0.82rem;
    font-weight: 700;
}

.service-path h3 {
    margin: 11px 0 18px;
    color: var(--expreso-intenso);
    font-size: 1.45rem;
    line-height: 1.2;
}

.service-path-content > p {
    margin: 0 0 24px;
    color: var(--expreso-intenso);
    line-height: 1.65;
}

.service-path ul {
    display: grid;
    gap: 10px;
    margin: 0 0 24px;
    padding: 0;
    color: var(--expreso-intenso);
    list-style: none;
}

.service-path li {
    position: relative;
    padding-left: 18px;
    line-height: 1.45;
}

.service-path li::before {
    position: absolute;
    top: 0.55em;
    left: 0;
    width: 6px;
    height: 6px;
    background: var(--azul-pizarra);
    border-radius: 50%;
    content: "";
}

.service-path-fit {
    margin-top: auto;
    padding-top: 18px;
    border-top: 1px solid rgba(46, 38, 33, 0.14);
    color: var(--expreso-intenso);
    font-size: 0.9rem;
    line-height: 1.5;
}

.service-path-fit strong {
    color: var(--azul-pizarra);
}

.outcome-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: min(1180px, 100%);
    margin: 0 auto;
    border-top: 1px solid rgba(217, 224, 228, 0.18);
    border-bottom: 1px solid rgba(217, 224, 228, 0.18);
}

.outcome-item {
    min-width: 0;
    padding: 30px 24px 32px;
    border-top: 5px solid var(--category-blue);
}

.outcome-item + .outcome-item {
    border-left: 1px solid rgba(217, 224, 228, 0.18);
}

.outcome-item:nth-child(2) {
    border-top-color: var(--category-gold);
}

.outcome-item:nth-child(3) {
    border-top-color: var(--category-sage);
}

.outcome-item:nth-child(4) {
    border-top-color: var(--category-rose);
}

.outcome-item h3 {
    margin: 0 0 17px;
    color: var(--gris-niebla);
    font-size: 1.18rem;
    line-height: 1.3;
}

.outcome-item p {
    margin: 0;
    color: var(--arena-desierto);
    font-size: 0.93rem;
    line-height: 1.65;
}

.delivery-control-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: min(1120px, calc(100% - 48px));
    margin: -62px auto 0;
    overflow: hidden;
    background: rgba(240, 235, 228, 0.95);
    border-top: 1px solid rgba(46, 38, 33, 0.22);
    border-bottom: 1px solid rgba(46, 38, 33, 0.22);
    border-radius: 8px;
    box-shadow: 0 18px 42px rgba(46, 38, 33, 0.18);
    backdrop-filter: blur(14px);
}

.delivery-control-grid article {
    padding: 30px 24px 32px;
    border-top: 5px solid var(--category-blue);
}

.delivery-control-grid article:nth-child(2) {
    border-top-color: var(--category-gold);
}

.delivery-control-grid article:nth-child(3) {
    border-top-color: var(--category-sage);
}

.delivery-control-grid article:nth-child(4) {
    border-top-color: var(--category-rose);
}

.delivery-control-grid article + article {
    border-left: 1px solid rgba(46, 38, 33, 0.22);
}

.delivery-control-grid h3 {
    margin: 0 0 17px;
    color: var(--expreso-intenso);
    font-size: 1.08rem;
}

.delivery-control-grid p {
    margin: 0;
    color: var(--expreso-intenso);
    font-size: 0.92rem;
    line-height: 1.65;
}

.delivery-showcase {
    position: relative;
    width: min(1180px, 100%);
    margin: 0 auto;
    overflow: hidden;
    background: var(--fondo-oscuro);
    border-radius: 12px;
    aspect-ratio: 16 / 8;
    box-shadow: 0 18px 45px rgba(46, 38, 33, 0.2);
}

.delivery-showcase::after {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(17, 24, 39, 0.24), transparent 48%, rgba(17, 24, 39, 0.08));
    content: "";
    pointer-events: none;
}

.delivery-showcase img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    animation: deliveryDrift 12s ease-in-out infinite alternate;
}

.delivery-signal {
    position: absolute;
    z-index: 2;
    width: 11px;
    height: 11px;
    background: var(--gris-niebla);
    border: 2px solid rgba(217, 224, 228, 0.75);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(217, 224, 228, 0.45);
    animation: deliveryPulse 2.8s ease-out infinite;
}

.delivery-signal-one {
    top: 28%;
    left: 82%;
}

.delivery-signal-two {
    top: 52%;
    left: 88%;
    animation-delay: 0.8s;
}

.delivery-signal-three {
    top: 69%;
    left: 72%;
    animation-delay: 1.6s;
}

@keyframes deliveryDrift {
    from { transform: scale(1.015) translateX(-0.5%); }
    to { transform: scale(1.055) translateX(0.6%); }
}

@keyframes deliveryPulse {
    0% { box-shadow: 0 0 0 0 rgba(217, 224, 228, 0.42); opacity: 0.95; }
    70% { box-shadow: 0 0 0 20px rgba(217, 224, 228, 0); opacity: 0.7; }
    100% { box-shadow: 0 0 0 0 rgba(217, 224, 228, 0); opacity: 0.95; }
}

@media (prefers-reduced-motion: reduce) {
    .delivery-showcase img,
    .delivery-signal {
        animation: none;
    }
}

.budget-disclosure {
    width: min(1180px, 100%);
    margin: 0 auto;
    overflow: hidden;
    background: var(--fondo-oscuro);
    border: 1px solid var(--azul-pizarra);
    border-radius: 12px;
    box-shadow: 0 18px 45px rgba(46, 38, 33, 0.18);
}

.budget-disclosure > summary {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 20px;
    align-items: center;
    padding: 28px 32px;
    color: var(--gris-niebla);
    cursor: pointer;
    list-style: none;
}

.budget-disclosure > summary::-webkit-details-marker {
    display: none;
}

.budget-summary-title {
    display: block;
    margin-bottom: 7px;
    font-size: 1.3rem;
    font-weight: 700;
}

.budget-summary-copy {
    display: block;
    color: var(--arena-desierto);
    font-size: 0.92rem;
    line-height: 1.55;
}

.budget-summary-icon {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid var(--gris-niebla);
    border-radius: 50%;
    font-size: 1.5rem;
    line-height: 1;
    transition: transform 0.25s ease;
}

.budget-disclosure[open] .budget-summary-icon {
    transform: rotate(45deg);
}

.budget-interface {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.75fr);
    border-top: 1px solid rgba(107, 130, 152, 0.55);
}

.budget-questions {
    padding: 32px;
}

.budget-step + .budget-step {
    margin-top: 32px;
    padding-top: 30px;
    border-top: 1px solid rgba(217, 224, 228, 0.14);
}

.budget-step-label {
    display: block;
    margin-bottom: 8px;
    color: var(--piel-dorada);
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
}

.budget-step h3 {
    margin: 0 0 18px;
    color: var(--gris-niebla);
    font-size: 1.2rem;
}

.branch-grid,
.option-grid {
    display: grid;
    gap: 12px;
}

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

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

.budget-choice {
    position: relative;
    display: block;
    min-width: 0;
    cursor: pointer;
}

.budget-choice input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.budget-choice-body {
    display: block;
    height: 100%;
    padding: 17px;
    color: var(--arena-desierto);
    background: rgba(217, 224, 228, 0.045);
    border: 1px solid rgba(217, 224, 228, 0.18);
    border-radius: 8px;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.budget-choice:hover .budget-choice-body,
.budget-choice input:focus-visible + .budget-choice-body {
    border-color: var(--gris-niebla);
}

.budget-choice input:checked + .budget-choice-body {
    color: var(--gris-niebla);
    background: rgba(107, 130, 152, 0.26);
    border-color: var(--azul-pizarra);
}

.budget-choice-title {
    display: block;
    color: var(--gris-niebla);
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.35;
}

.budget-choice-copy,
.budget-choice-price {
    display: block;
    margin-top: 7px;
    font-size: 0.8rem;
    line-height: 1.45;
}

.budget-choice-price {
    color: var(--piel-dorada);
    font-weight: 700;
}

.addon-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.addon-grid .budget-choice-body {
    padding: 14px 15px;
}

.budget-result {
    position: sticky;
    top: 78px;
    align-self: start;
    min-height: 100%;
    padding: 34px;
    background: var(--expreso-intenso);
}

.budget-result-label {
    color: var(--piel-dorada);
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
}

.budget-result-title {
    margin: 12px 0 10px;
    color: var(--gris-niebla);
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.3;
}

.budget-result-price {
    color: var(--gris-niebla);
    font-size: clamp(1.65rem, 3vw, 2.4rem);
    font-weight: 700;
    line-height: 1.2;
}

.budget-result p {
    margin: 18px 0 24px;
    color: var(--arena-desierto);
    font-size: 0.88rem;
    line-height: 1.6;
}

.budget-result .cta-button {
    width: 100%;
    box-sizing: border-box;
    text-align: center;
}

.budget-result .cta-button + .cta-button {
    margin-top: 10px;
}

.budget-secondary-action {
    background: var(--gris-niebla);
    color: var(--fondo-oscuro);
}

.faq-list {
    display: grid;
    width: min(900px, 100%);
    margin: 0 auto;
    border-top: 1px solid rgba(217, 224, 228, 0.2);
}

.faq-list details {
    border-bottom: 1px solid rgba(217, 224, 228, 0.2);
}

.faq-list summary {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 24px;
    align-items: center;
    padding: 22px 4px;
    color: var(--gris-niebla);
    font-size: 1.04rem;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
}

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

.faq-list summary::after {
    color: var(--piel-dorada);
    font-size: 1.4rem;
    font-weight: 300;
    content: "+";
}

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

.faq-list p {
    margin: -2px 0 24px;
    padding-right: 60px;
    color: var(--arena-desierto);
    line-height: 1.7;
}

.nav-toggle {
    display: none;
}

@media (max-width: 1024px) {
    .service-path-grid {
        grid-template-columns: 1fr;
        max-width: 760px;
    }

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

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

    .delivery-control-grid article:nth-child(3) {
        border-left: 0;
    }

    .outcome-item:nth-child(3) {
        border-left: 0;
        border-top-width: 5px;
    }

    .budget-interface {
        grid-template-columns: 1fr;
    }

    .budget-result {
        position: static;
        min-height: auto;
        border-top: 1px solid rgba(107, 130, 152, 0.55);
    }
}

@media (max-width: 768px) {
    .navbar {
        min-height: 64px;
        justify-content: flex-end;
        padding: 0 16px;
    }

    .nav-toggle {
        display: grid;
        width: 42px;
        height: 42px;
        margin-left: 12px;
        place-items: center;
        color: var(--gris-niebla);
        background: transparent;
        border: 1px solid rgba(217, 224, 228, 0.55);
        border-radius: 6px;
        cursor: pointer;
    }

    .nav-toggle-lines,
    .nav-toggle-lines::before,
    .nav-toggle-lines::after {
        display: block;
        width: 19px;
        height: 2px;
        background: currentColor;
        content: "";
        transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .nav-toggle-lines {
        position: relative;
    }

    .nav-toggle-lines::before {
        position: absolute;
        transform: translateY(-6px);
    }

    .nav-toggle-lines::after {
        position: absolute;
        transform: translateY(6px);
    }

    .navbar.is-open .nav-toggle-lines {
        background: transparent;
    }

    .navbar.is-open .nav-toggle-lines::before {
        transform: rotate(45deg);
    }

    .navbar.is-open .nav-toggle-lines::after {
        transform: rotate(-45deg);
    }

    .navbar .nav-links {
        position: absolute;
        top: 64px;
        right: 12px;
        left: 12px;
        display: none;
        flex-direction: column;
        gap: 0;
        padding: 10px 18px;
        background: rgba(17, 24, 39, 0.97);
        border: 1px solid rgba(107, 130, 152, 0.55);
        border-radius: 8px;
        box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
    }

    .navbar.is-open .nav-links {
        display: flex;
    }

    .navbar .nav-link {
        padding: 13px 2px;
        font-size: 0.83rem;
    }

    .navbar .nav-link + .nav-link {
        border-top: 1px solid rgba(217, 224, 228, 0.12);
    }

    .language-switcher {
        margin-left: 0;
        font-size: 0.78rem;
    }

    .section-intro {
        margin-top: 24px;
        margin-bottom: 38px;
        font-size: 0.96rem;
    }

    .service-path {
        padding: 0;
    }

    .service-path-content {
        padding: 22px 22px 24px;
    }

    #services .decision-heading {
        margin-bottom: 36px;
    }

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

    .outcome-item + .outcome-item {
        border-left: 0;
    }

    .delivery-control-grid {
        grid-template-columns: 1fr;
        width: 100%;
        margin-top: 0;
        border-radius: 0 0 8px 8px;
    }

    .delivery-control-grid article + article {
        border-left: 0;
    }

    .delivery-showcase {
        border-radius: 8px 8px 0 0;
        aspect-ratio: 4 / 3;
    }

    .delivery-showcase img {
        object-position: 68% center;
    }

    .delivery-signal-one {
        left: 76%;
    }

    .delivery-signal-two {
        left: 88%;
    }

    .delivery-signal-three {
        left: 64%;
    }

    .budget-disclosure > summary {
        padding: 22px 20px;
    }

    .budget-summary-copy {
        font-size: 0.82rem;
    }

    .budget-questions,
    .budget-result {
        padding: 24px 20px;
    }

    .branch-grid,
    .option-grid,
    .addon-grid {
        grid-template-columns: 1fr;
    }

    .faq-list summary {
        padding: 20px 2px;
        font-size: 0.96rem;
    }

    .faq-list p {
        padding-right: 8px;
        font-size: 0.92rem;
    }
}