:root {
    --c-navy: #0F3050;
    /* azul marino profundo — primario */
    --c-slate: #2D3E50;
    /* azul grisáceo oscuro — encabezados / textos fuertes */
    --c-steel: #4974A6;
    /* acento — íconos, enlaces, bordes activos */
    --c-steel-light: #8FA7BF;
    /* gris azulado — bordes, texto secundario */
    --c-fog: #E6ECF2;
    /* fondo claro de secciones */
    --c-white: #FFFFFF;
    --c-body: #4C6178;
    /* texto de párrafo */
    --radius: 6px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--c-body);
    background: var(--c-white);
    line-height: 1.65;
    overflow-x: hidden;
    /* evita scroll horizontal por elementos decorativos con offset negativo */
}

h1,
h2,
h3,
h4,
.display-font {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--c-slate);
    letter-spacing: -0.01em;
}

a {
    text-decoration: none;
}

.container-narrow {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* ============ placeholders de imagen ============ */
.img-placeholder {
    background: var(--c-fog);
    border: 1.5px dashed var(--c-steel-light);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--c-steel);
    width: 100%;
    padding: 1.5rem;
}

.img-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.img-placeholder i {
    font-size: 2rem;
    margin-bottom: 0.6rem;
}

.img-placeholder span {
    font-size: 0.82rem;
    color: var(--c-body);
    max-width: 26ch;
}

.img-placeholder.ratio-hero {
    aspect-ratio: 4/5;
}

.img-placeholder.ratio-wide {
    aspect-ratio: 16/11;
}

@media (max-width:767.98px) {

    .img-placeholder.ratio-hero,
    .img-placeholder.ratio-wide {
        aspect-ratio: 16/10;
    }
}

/* ============ Botones ============ */
.btn-solid-navy {
    background: var(--c-navy);
    color: var(--c-white);
    border: 1px solid var(--c-navy);
    border-radius: var(--radius);
    padding: 0.65rem 1.5rem;
    font-weight: 600;
    font-size: 0.92rem;
    transition: background .18s ease, border-color .18s ease;
}

.btn-solid-navy:hover {
    background: var(--c-steel);
    border-color: var(--c-steel);
    color: var(--c-white);
}

.btn-outline-navy {
    background: transparent;
    color: var(--c-navy);
    border: 1px solid var(--c-steel-light);
    border-radius: var(--radius);
    padding: 0.65rem 1.5rem;
    font-weight: 600;
    font-size: 0.92rem;
    transition: border-color .18s ease, color .18s ease;
}

.btn-outline-navy:hover {
    border-color: var(--c-steel);
    color: var(--c-steel);
}

.btn-solid-white {
    background: var(--c-white);
    color: var(--c-navy);
    border: 1px solid var(--c-white);
    border-radius: var(--radius);
    padding: 0.65rem 1.5rem;
    font-weight: 600;
    font-size: 0.92rem;
}

.btn-solid-white:hover {
    background: var(--c-fog);
}

/* ============ Header ============ */
.site-header {
    background: var(--c-white);
    border-bottom: 1px solid var(--c-fog);
    position: sticky;
    top: 0;
    z-index: 1030;
}

.brand-lockup {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.brand-lockup img {
    height: 45px;
    width: auto;
}

.brand-mark-svg {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
}

.brand-text {
    line-height: 1.15;
}

.brand-text .brand-name {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.02rem;
    color: var(--c-slate);
}

.brand-text .brand-sub {
    font-size: 0.68rem;
    letter-spacing: 0.03em;
    color: var(--c-steel);
    font-weight: 600;
}

.main-nav .nav-link {
    color: var(--c-slate);
    font-size: 0.92rem;
    font-weight: 500;
    padding: 0.5rem 0.8rem !important;
}

.main-nav .nav-link:hover {
    color: var(--c-steel);
}

.dropdown-menu {
    border-radius: var(--radius);
    border: 1px solid var(--c-fog);
    box-shadow: 0 10px 30px rgba(15, 48, 80, .12);
    padding: 0.5rem;
}

.dropdown-item {
    font-size: 0.88rem;
    border-radius: 4px;
    padding: 0.5rem 0.75rem;
    color: var(--c-slate);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--c-fog);
    color: var(--c-navy);
}

/* Anclas: evita que el header sticky tape el inicio de cada sección al navegar */
#inicio,
#nosotros,
#soluciones,
#sectores,
#alianzas,
#contacto {
    scroll-margin-top: 88px;
}

/* ============ Hero ============ */
.hero {
    padding: 4rem 0 3.5rem;
}

.hero h1 {
    font-size: 2.35rem;
    line-height: 1.18;
    max-width: 18ch;
}

.hero p.lead-copy {
    font-size: 1.02rem;
    margin-top: 1rem;
    max-width: 46ch;
}

.hero-stats {
    margin-top: 1.8rem;
}

.hero-stats .stat-item {
    display: flex;
    align-items: flex-start;
    gap: 0.55rem;
}

.hero-stats i {
    font-size: 1.2rem;
    color: var(--c-steel);
    margin-top: 2px;
}

.hero-stats .stat-label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--c-slate);
    line-height: 1.25;
}

.hero-ctas {
    margin-top: 1.9rem;
}

.hero-image-frame {
    position: relative;
}

.hero-image-frame::before {
    content: "";
    position: absolute;
    inset: 14px -14px -14px 14px;
    border: 1px solid var(--c-steel-light);
    border-radius: var(--radius);
    z-index: -1;
}

/* ============ Franja de tagline ============ */
.tagline-strip {
    background: var(--c-navy);
    color: var(--c-white);
    text-align: center;
    padding: 1rem 0;
    font-weight: 500;
    font-size: 0.98rem;
}

/* ============ Section shell ============ */
section {
    padding: 4.5rem 0;
}

.section-head {
    max-width: 60ch;
    margin-bottom: 2rem;
}

.section-head h2 {
    font-size: 1.85rem;
}

.section-head p {
    margin-top: 0.5rem;
}

/* ============ Quiénes somos ============ */
.about-stats {
    margin-top: 2rem;
}

.about-stats .stat {
    text-align: left;
}

.about-stats .stat .num {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.6rem;
    color: var(--c-navy);
}

.about-stats .stat .lbl {
    font-size: 0.8rem;
    color: var(--c-body);
}

.placeholder-note {
    font-size: 0.74rem;
    color: var(--c-steel-light);
    font-style: italic;
    margin-top: 0.9rem;
}

/* ============ Tarjetas de soluciones ============ */
.service-card {
    border: 1px solid var(--c-fog);
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    height: 100%;
    transition: border-color .18s ease, box-shadow .18s ease;
}

.service-card:hover {
    border-color: var(--c-steel-light);
    box-shadow: 0 8px 24px rgba(15, 48, 80, .07);
}

.service-card .icon-wrap {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--c-fog);
    border-radius: 50%;
    margin-bottom: 1.1rem;
}

.service-card .icon-wrap i {
    font-size: 1.25rem;
    color: var(--c-navy);
}

.service-card h3 {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

.service-card p {
    font-size: 0.88rem;
    margin-bottom: 1rem;
}

.service-link {
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--c-steel);
    background: none;
    border: none;
    padding: 0;
}

.service-link:hover {
    color: var(--c-navy);
}

.service-card-cta {
    background: var(--c-navy);
    color: var(--c-white);
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.service-card-cta h3 {
    color: var(--c-white);
    font-size: 1.1rem;
}

.service-card-cta p {
    color: var(--c-steel-light);
    font-size: 0.88rem;
}

/* ============ Franja de logos ============ */
.logos-strip {
    background: var(--c-fog);
}

.logos-strip .strip-label {
    text-align: center;
    font-size: 0.9rem;
    color: var(--c-slate);
    font-weight: 600;
    margin-bottom: 1.6rem;
}

.logo-chip {
    background: var(--c-white);
    border: 1px solid var(--c-steel-light);
    border-radius: var(--radius);
    padding: 0.9rem 0.6rem;
    text-align: center;
    font-size: 0.78rem;
    color: var(--c-steel);
    font-weight: 600;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.logo-chip img {
    width: auto;
    height: 80px;
    object-fit: cover;
}

.logo-chip i {
    font-size: 1.3rem;
    color: var(--c-steel-light);
}

.logo-chip.is-partner {
    border-color: var(--c-navy);
    color: var(--c-navy);
}

.logo-chip.is-partner i {
    color: var(--c-navy);
}

/* ============ Sectores ============ */
.sector-row {
    display: flex;
    gap: 1.3rem;
    padding: 1.3rem 0;
    border-top: 1px solid var(--c-fog);
}

.sector-row:last-child {
    border-bottom: 1px solid var(--c-fog);
}

.sector-tag {
    flex: 0 0 190px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--c-navy);
    font-size: 0.98rem;
}

.sector-row p {
    font-size: 0.92rem;
    margin: 0;
}

/* ============ Metodología ============ */
.method-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.method-step {
    border-top: 3px solid var(--c-steel);
    padding-top: 1rem;
}

.method-step .step-num {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--c-steel-light);
    font-size: 1.4rem;
}

.method-step h3 {
    font-size: 1.02rem;
    margin: 0.5rem 0;
}

.method-step p {
    font-size: 0.9rem;
}

/* ============ Alianzas ============ */
.alliance-card {
    border-radius: var(--radius);
    padding: 2rem;
    height: 100%;
    background: var(--c-fog);
}

.alliance-card.cabb {
    border-left: 4px solid var(--c-navy);
}

.alliance-card.kardea {
    border-left: 4px solid var(--c-steel);
}

.alliance-card .tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--c-navy);
    background: var(--c-white);
    border: 1px solid var(--c-steel-light);
    border-radius: 100px;
    padding: 0.2rem 0.7rem;
    margin-bottom: 0.9rem;
}

.alliance-card h3 {
    font-size: 1.15rem;
}

.alliance-card p {
    font-size: 0.9rem;
}

/* ============ Footer / CTA final combinados ============ */
footer {
    background: var(--c-navy);
    color: var(--c-fog);
    overflow-x: hidden;
}

footer .footer-cta {
    padding: 3.5rem 0 2.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, .14);
}

footer .footer-cta h2 {
    color: var(--c-white);
    font-size: 1.9rem;
    max-width: 20ch;
}

footer .footer-cta p {
    color: var(--c-steel-light);
    max-width: 44ch;
    margin-top: 0.6rem;
}

footer .footer-contact {
    padding: 2rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, .14);
}

footer .footer-contact .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.92rem;
    color: var(--c-fog);
    word-break: break-word;
}

footer .footer-contact .contact-item i {
    font-size: 1.1rem;
    color: var(--c-steel-light);
    flex-shrink: 0;
    margin-top: 2px;
}

footer .footer-bottom {
    padding: 1.4rem 0;
    font-size: 0.82rem;
    color: var(--c-steel-light);
}

footer .footer-bottom a {
    color: var(--c-steel-light);
}

footer .footer-bottom a:hover {
    color: var(--c-white);
}

footer .legal-note {
    font-size: 0.74rem;
    color: rgba(230, 236, 242, .55);
    padding-bottom: 1.6rem;
    max-width: 100ch;
}

/* ============ Modal / formulario ============ */
.modal-content {
    border-radius: var(--radius);
    border: none;
}

.modal-header {
    border-bottom: 1px solid var(--c-fog);
}

.form-label {
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--c-slate);
}

.form-control,
.form-select {
    border-radius: 4px;
    border: 1px solid var(--c-steel-light);
    font-size: 0.94rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--c-steel);
    box-shadow: 0 0 0 3px rgba(73, 116, 166, .15);
}

#formFeedback {
    display: none;
}

/* ============ Botón fijo móvil ============ */
.mobile-fixed-cta {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--c-white);
    border-top: 1px solid var(--c-fog);
    padding: 0.6rem 0.75rem calc(0.6rem + env(safe-area-inset-bottom)) 0.75rem;
    z-index: 1040;
    gap: 0.5rem;
    box-shadow: 0 -6px 16px rgba(15, 48, 80, .12);
}

.mobile-fixed-cta .btn-outline-navy,
.mobile-fixed-cta .btn-solid-navy {
    padding: 0.55rem 0.5rem;
    font-size: 0.82rem;
    white-space: nowrap;
}

@media (max-width:991.98px) {
    .method-steps {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero h1 {
        font-size: 1.95rem;
    }

    .mobile-fixed-cta {
        display: flex;
    }

    /* El padding-bottom real del body se fija por JS según la altura
       exacta de la barra fija (ver script al final del documento). */

    /* La barra fija cubre la última sección; le damos aire extra al
       footer para que la nota legal no quede oculta detrás de ella. */
    footer .legal-note {
        padding-bottom: 5.5rem;
    }

    /* El dropdown de "Servicios" se despliega como lista anidada
       dentro del menú colapsado, en vez de flotar (evita que se
       corte contra el borde de la pantalla). */
    .navbar-collapse .dropdown-menu {
        position: static;
        float: none;
        box-shadow: none;
        border: none;
        background: var(--c-fog);
        margin: 0.35rem 0 0.5rem;
        padding: 0.4rem;
    }

    .navbar-collapse .dropdown-item {
        white-space: normal;
    }
}

@media (max-width:575.98px) {
    .method-steps {
        grid-template-columns: 1fr;
    }

    .sector-row {
        flex-direction: column;
        gap: 0.3rem;
    }

    .sector-tag {
        flex: none;
    }

    section {
        padding: 3rem 0;
    }

    .hero-stats .stat-item {
        margin-bottom: 0.8rem;
    }

    .mobile-fixed-cta {
        gap: 0.4rem;
    }

    .mobile-fixed-cta .btn-outline-navy,
    .mobile-fixed-cta .btn-solid-navy {
        padding: 0.55rem 0.35rem;
        font-size: 0.76rem;
    }

    footer .footer-cta {
        text-align: center;
    }

    footer .footer-cta .text-md-end {
        text-align: center !important;
        margin-top: 0.5rem;
    }
}

:focus-visible {
    outline: 2px solid var(--c-steel);
    outline-offset: 2px;
}

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

    * {
        transition: none !important;
        animation: none !important;
    }
}