/* Explain: Layout styles for sections, grids, and responsive adjustments. */
.container {
    width: 100%;
    max-width: 1240px;
    margin-inline: auto;
    padding-inline: 20px;
}

.container-narrow {
    max-width: 880px;
}

.section {
    padding-block: 72px;
}

@media (min-width: 768px) {
    .section {
        padding-block: 108px;
    }
}

.section-dark {
    background: var(--graphite-color);
    color: var(--text-on-dark);
}

/* --- Portada a pantalla completa --- */
/* --- Portada --- */
.hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(130% 95% at 84% 10%, rgba(79, 101, 128, 0.5) 0%, rgba(16, 38, 63, 0) 60%),
        linear-gradient(158deg, #0d1e33 0%, var(--graphite-color) 48%, #1b3a5c 100%);
    color: var(--text-on-dark);
    padding-top: calc(var(--header-h) + 26px);
    padding-bottom: 52px;
}

@media (min-width: 1024px) {
    .hero {
        padding-top: calc(var(--header-h) + 64px);
        padding-bottom: 96px;
    }
}

.hero-inner {
    width: 100%;
    max-width: 1240px;
    margin-inline: auto;
    padding-inline: 20px;
    display: grid;
    gap: 28px;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1.02fr 0.98fr;
        gap: 58px;
    }

    .hero-copy {
        order: 1;
    }

    .hero-media {
        order: 2;
    }
}

.hero-media {
    position: relative;
    overflow: hidden;
    background: #0a1524;
    border: 1px solid rgba(245, 242, 236, 0.16);
    box-shadow: 0 34px 80px -38px rgba(0, 0, 0, 0.85);
}

.hero-media img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.hero-copy {
    max-width: 620px;
}

.hero-title {
    font-size: clamp(2rem, 7.4vw, 4.05rem);
    color: #ffffff;
    letter-spacing: -0.022em;
    line-height: 1.05;
}

.hero-sub {
    margin-top: 18px;
    font-size: clamp(1rem, 1.5vw, 1.16rem);
    color: var(--text-on-dark-muted);
    max-width: 52ch;
}

.hero-actions {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

@media (max-width: 540px) {
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-actions .btn {
        width: 100%;
    }
}

.hero-media,
.hero-copy > * {
    opacity: 0;
    animation: heroUp 1s var(--ease) forwards;
}

.hero-media {
    animation-delay: 0.04s;
}

.hero-copy > *:nth-child(1) {
    animation-delay: 0.2s;
}

.hero-copy > *:nth-child(2) {
    animation-delay: 0.3s;
}

.hero-copy > *:nth-child(3) {
    animation-delay: 0.42s;
}

.hero-copy > *:nth-child(4) {
    animation-delay: 0.54s;
}

@keyframes heroUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* Entrada de la portada siempre animada */

.page-hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* (estilos de portada movidos al bloque .hero al inicio de este archivo) */

/* --- Encabezado de páginas internas --- */
.page-hero {
    position: relative;
    min-height: 58svh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    padding-top: var(--header-h);
}

.page-hero-content {
    position: relative;
    z-index: 2;
    padding-bottom: 58px;
}

.page-hero-title {
    font-size: clamp(2.1rem, 5.4vw, 3.6rem);
    color: #fff;
}

.page-hero-sub {
    margin-top: 16px;
    max-width: 620px;
    color: rgba(245, 242, 236, 0.86);
    font-size: 1.05rem;
}

/* --- Encabezados de sección --- */
.section-head {
    margin-bottom: 44px;
    max-width: 780px;
}

.section-head-row {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 44px;
}

.eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 14px;
}

.eyebrow-light {
    color: var(--accent-tint);
}

.display-2 {
    font-size: clamp(1.9rem, 5vw, 3.4rem);
}

.display-3 {
    font-size: clamp(1.45rem, 3.2vw, 2.1rem);
}

.lead {
    margin-top: 18px;
    font-size: 1.05rem;
    color: var(--text-muted);
}

.on-dark {
    color: var(--text-on-dark);
}

.lead.on-dark {
    color: var(--text-on-dark-muted);
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-color);
    padding-bottom: 4px;
    border-bottom: 1px solid currentColor;
    transition: gap 0.3s var(--ease), color 0.3s var(--ease);
}

.link-arrow:hover {
    gap: 17px;
    color: var(--accent-hover);
}

/* --- Columnas --- */
.split {
    display: grid;
    gap: 40px;
    grid-template-columns: 1fr;
    align-items: center;
}

@media (min-width: 1024px) {
    .split {
        grid-template-columns: 1.05fr 1fr;
        gap: 68px;
    }
}

.split-media img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.etapas-grid {
    display: grid;
    gap: 26px;
    margin-top: 60px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.etapa-media {
    overflow: hidden;
    margin-bottom: 18px;
    background: var(--surface-alt);
}

.etapa-media img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
}

.etapa h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.etapa p {
    color: var(--text-muted);
    font-size: 0.94rem;
}

.pares-grid {
    display: grid;
    gap: 18px;
    grid-template-columns: 1fr;
    margin-top: 22px;
}

@media (min-width: 768px) {
    .pares-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.par {
    position: relative;
    overflow: hidden;
    background: var(--surface-alt);
}

.par img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.par span {
    position: absolute;
    left: 14px;
    bottom: 14px;
    background: rgba(16, 38, 63, 0.84);
    color: var(--text-on-dark);
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 7px 12px;
}

.beneficios {
    display: grid;
    gap: 26px;
    grid-template-columns: 1fr;
    margin-top: 60px;
    padding-top: 36px;
    border-top: 1px solid var(--border-color);
}

@media (min-width: 768px) {
    .beneficios {
        grid-template-columns: repeat(3, 1fr);
        gap: 44px;
    }
}

.beneficio h3 {
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.beneficio p {
    color: var(--text-muted);
    font-size: 0.94rem;
}

.beneficio .beneficio-num {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--accent-color);
    margin-bottom: 6px;
}

/* --- Servicios en portada --- */
.servicios-lista {
    display: grid;
    gap: 56px;
}

.service-block {
    display: grid;
    gap: 26px;
    grid-template-columns: 1fr;
    align-items: center;
}

@media (min-width: 1024px) {
    .service-block {
        grid-template-columns: 1fr 1fr;
        gap: 56px;
    }

    .service-block.is-flipped .service-media {
        order: 2;
    }

    .service-block.is-flipped .service-body {
        order: 1;
    }
}

.service-media {
    display: block;
    overflow: hidden;
    background: var(--surface-alt);
}

.service-media img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 1s var(--ease);
}

@media (hover: hover) and (pointer: fine) {
    .service-media:hover img {
        transform: scale(1.04);
    }
}

.service-body p {
    color: var(--text-muted);
    margin-top: 16px;
}

.service-body .link-arrow {
    margin-top: 24px;
}

.check-list {
    list-style: none;
    padding: 0;
    margin-top: 26px;
    display: grid;
    gap: 13px;
}

.check-list li {
    position: relative;
    padding-left: 30px;
    color: var(--text-muted);
    font-size: 0.98rem;
}

.check-list li i {
    position: absolute;
    left: 0;
    top: 4px;
    color: var(--accent-color);
    font-size: 0.8rem;
}

/* --- Obras destacadas en portada --- */
.obras-destacadas {
    display: grid;
    gap: 14px;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .obras-destacadas {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .obras-destacadas {
        grid-template-columns: repeat(3, 1fr);
    }
}

.destacada {
    position: relative;
    display: block;
    overflow: hidden;
    background: var(--surface-alt);
}

.destacada img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 1s var(--ease);
}

@media (hover: hover) and (pointer: fine) {
    .destacada:hover img {
        transform: scale(1.05);
    }
}

.destacada-cap {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 44px 18px 16px;
    background: linear-gradient(180deg, rgba(16, 38, 63, 0) 0%, rgba(16, 38, 63, 0.86) 100%);
    color: var(--text-on-dark);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.destacada-cap strong {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 500;
}

.destacada-cap span {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-tint);
}

/* --- Equipo --- */
.persona {
    display: grid;
    gap: 32px;
    grid-template-columns: 1fr;
    align-items: start;
    margin-top: 60px;
}

@media (min-width: 1024px) {
    .persona {
        grid-template-columns: minmax(0, 32%) 1fr;
        gap: 60px;
    }

    .persona-alt {
        grid-template-columns: 1fr minmax(0, 32%);
    }

    .persona-alt .persona-media {
        order: 2;
    }
}

.persona-media {
    overflow: hidden;
    background: var(--surface-alt);
}

.persona-media img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
}

.persona-body p {
    color: var(--text-muted);
    margin-top: 14px;
}

.videos-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: 1fr;
    margin-top: 28px;
}

@media (min-width: 768px) {
    .videos-grid {
        grid-template-columns: 1fr 1fr;
    }

    .videos-grid-one {
        grid-template-columns: 1fr;
        max-width: 560px;
    }
}

/* --- Cierre / agenda --- */
.agenda {
    background: var(--graphite-color);
    color: var(--text-on-dark);
    border-top: 3px solid var(--accent-color);
    padding-block: 84px;
}

.agenda-inner {
    max-width: 860px;
}

.agenda-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

/* --- Contacto --- */
.contacto-grid {
    display: grid;
    gap: 44px;
    grid-template-columns: 1fr;
    align-items: start;
}

@media (min-width: 1024px) {
    .contacto-grid {
        grid-template-columns: 1fr 1.15fr;
        gap: 72px;
    }
}