:root {
    --marino: #2c3e50;
    --azul: #3d5a73;
    --acento: #7eb8d4;
    --claro: #dde6ef;
    --blanco: #f0f5f9;
    --gris: #7a8fa0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--claro);
    color: var(--marino);
    overflow-x: hidden;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(10px);
}

.logo {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 1.6rem;
    color: var(--blanco);
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--acento);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

nav ul a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9rem;
    font-weight: 400;
    transition: color 0.2s;
}

nav ul a:hover {
    color: var(--acento);
}

.nav-llamada {
    background: var(--acento);
    color: var(--marino) !important;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600 !important;
    transition: transform 0.2s, box-shadow 0.2s !important;
}

.nav-llamada:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(244, 169, 29, 0.4);
    color: var(--marino) !important;
}

/* ── HAMBURGUESA ── */
.hamburguesa {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 200;
}

.hamburguesa span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--blanco);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

.hamburguesa.abierto span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburguesa.abierto span:nth-child(2) { opacity: 0; }
.hamburguesa.abierto span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── MENÚ MÓVIL ── */
.menu-movil {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(12px);
    z-index: 99;
    padding: 24px 24px 32px;
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s, transform 0.3s;
}

.menu-movil.abierto {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.menu-movil ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.menu-movil ul a {
    display: block;
    padding: 14px 16px;
    font-size: 1rem;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    border-radius: 10px;
    transition: background 0.2s, color 0.2s;
}

.menu-movil ul a:hover {
    background: rgba(126,184,212,0.12);
    color: var(--acento);
}

.nav-llamada-movil {
    background: var(--acento) !important;
    color: var(--marino) !important;
    font-weight: 600;
    text-align: center;
    margin-top: 8px;
}

/* ── HERO ── */
.inicio {
    min-height: 100vh;
    background: var(--marino);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 60px 80px;
}

.inicio::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(58, 58, 58, 0.8) 0%, transparent 70%);
    pointer-events: none;
}

.inicio::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: 30%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(181, 168, 152, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.contenido-inicio {
    max-width: 650px;
    position: relative;
    margin-left: 2rem;
    z-index: 2;
    opacity: 0;
    transform: translateY(40px);
    animation: fadeUp 0.9s ease forwards 0.3s;
}

.inicio h1 {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2.8rem, 5vw, 4.5rem);
    font-weight: 800;
    color: var(--blanco);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.inicio h1 em {
    font-style: normal;
    color: var(--acento);
}

.inicio p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
    max-width: 500px;
    margin-bottom: 40px;
}

.botones-inicio {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.boton-primario {
    background: var(--acento);
    color: var(--marino);
    border: none;
    padding: 16px 36px;
    border-radius: 50px;
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
}

.boton-primario:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(244, 169, 29, 0.45);
}

.boton-contorno {
    background: transparent;
    color: var(--blanco);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    padding: 16px 36px;
    border-radius: 50px;
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
    text-decoration: none;
}

.boton-contorno:hover {
    border-color: var(--acento);
    color: var(--acento);
}

.imagen-inicio {
    position: absolute;
    right: -40px;
    top: 34%;
    transform: translateY(-50%);
    width: 70%;
    max-width: 1100px;
    opacity: 0;
    animation: fadeLeft 1s ease forwards 0.6s;
}

.imagen-inicio img {
    width: 100%;
    border-radius: 16px 0 0 16px;
    height: 560px;
    filter: brightness(0.85) contrast(1.05);
    object-fit: cover;
}

.estadisticas-inicio {
    position: absolute;
    margin-left: 2rem;
    bottom: 50px;
    left: 60px;
    display: flex;
    gap: 48px;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 1s;
    z-index: 2;
}

.numero-estadistica {
    font-family: 'Syne', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: var(--blanco);
}

.numero-estadistica span {
    color: var(--acento);
}

.etiqueta-estadistica {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 2px;
}

/* ── SECCIONES ── */
section {
    padding: 100px 60px;
}

.seccion-servicios {
    padding-left: 100px;
    background: var(--claro);
}

.etiqueta-seccion {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--acento);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.titulo-seccion {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    color: var(--marino);
    line-height: 1.15;
    max-width: 850px;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.subtitulo-seccion {
    font-size: 1.05rem;
    color: var(--gris);
    max-width: 500px;
    line-height: 1.65;
    margin-bottom: 60px;
}

.cuadricula-servicios {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.tarjeta-servicio {
    background: var(--blanco);
    border-radius: 16px;
    padding: 40px 32px;
    border: 1px solid rgba(10, 22, 40, 0.07);
    transition: transform 0.3s, box-shadow 0.3s;
    opacity: 0;
    transform: translateY(30px);
}

.tarjeta-servicio.visible {
    animation: fadeUp 0.6s ease forwards;
}

.tarjeta-servicio:nth-child(2) { animation-delay: 0.1s; }
.tarjeta-servicio:nth-child(3) { animation-delay: 0.2s; }

.tarjeta-servicio:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(10, 22, 40, 0.1);
}

.icono-servicio {
    width: 52px;
    height: 52px;
    background: var(--marino);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.5rem;
}

.tarjeta-servicio h3 {
    font-family: 'Syne', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--marino);
    margin-bottom: 12px;
}

.tarjeta-servicio p {
    font-size: 0.9rem;
    color: var(--gris);
    line-height: 1.65;
}

/* ── SECCIÓN SERVICIOS ── */
.seccion-porque {
    padding-left: 100px;
}

.seccion-porque .titulo-seccion { color: var(--marino); }
.seccion-porque .subtitulo-seccion { color: var(--gris); }
.seccion-porque .etiqueta-seccion { color: var(--acento); }

.seccion-porque .cuadricula-servicios {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.seccion-porque .tarjeta-servicio {
    background: var(--blanco);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.seccion-porque .tarjeta-servicio:hover {
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.seccion-porque .tarjeta-servicio h3 { color: var(--marino); }
.seccion-porque .tarjeta-servicio p  { color: var(--gris); }

.imagen-servicio {
    width: 70%;
    height: 200px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 20px;
}

.imagen-servicio img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.seccion-porque .tarjeta-servicio:hover .imagen-servicio img {
    transform: scale(1.05);
}

/* ── CTA ── */
.seccion-llamada {
    background: var(--azul);
    text-align: center;
    padding: 100px 60px;
}

.seccion-llamada h2 {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    color: var(--blanco);
}

.seccion-llamada p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.boton-oscuro {
    background: var(--acento);
    color: #1e1e1e;
    border: none;
    padding: 18px 44px;
    border-radius: 50px;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    display: inline-block;
}

.boton-oscuro:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 35px rgba(10, 22, 40, 0.3);
}

/* ── FOOTER ── */
footer {
    background: var(--marino);
    padding: 60px;
    display: flex;
    align-items: flex-start;
    justify-content: space-evenly;
    flex-wrap: wrap;
    gap: 40px;
}

footer .logo { font-size: 1.4rem; }

.enlaces-pie {
    display: flex;
    gap: 60px;
    flex-wrap: wrap;
}

.columna-pie h4 {
    font-family: 'Syne', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--acento);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}

.columna-pie p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.8;
}

.columna-pie a {
    display: block;
    margin-top: 6px;
    font-size: 0.85rem;
    color: var(--acento);
    text-decoration: none;
    transition: opacity 0.2s;
}

.columna-pie a:hover { opacity: 0.75; }

.derechos-pie {
    width: 100%;
    font-size: 0.8rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.25);
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding-top: 24px;
    margin-top: 8px;
}

.link-aviso {
    color: rgba(255, 255, 255, 0.35);
    font-size: 0.8rem;
    cursor: pointer;
    font-weight: 500;
    margin-top: 8px;
    display: block;
    text-decoration: underline;
    transition: color 0.2s;
    font-family: 'DM Sans', sans-serif;
}

.link-aviso:hover { color: var(--acento); }

/* ── FLOTA ── */
.seccion-flota {
    background: var(--marino);
    padding: 100px 150px;
}

.seccion-flota .etiqueta-seccion { color: var(--acento); }
.seccion-flota .titulo-seccion   { color: var(--blanco); }
.seccion-flota .subtitulo-seccion { color: rgba(240, 245, 249, 0.55); }

.pestanas-flota {
    display: flex;
    gap: 10px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.pestana-flota {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.6);
    padding: 10px 24px;
    border-radius: 50px;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.pestana-flota.active,
.pestana-flota:hover {
    background: var(--acento);
    border-color: var(--acento);
    color: var(--marino);
    font-weight: 600;
}

.galeria-flota {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 16px;
    margin-bottom: 16px;
    height: 420px;
}

.contenedor-principal-flota {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: #1a2a38;
}

.contenedor-principal-flota img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity 0.3s ease;
}

.insignia-superpuesta-flota {
    position: absolute;
    bottom: 18px;
    left: 18px;
    background: rgba(10, 22, 40, 0.75);
    backdrop-filter: blur(8px);
    color: var(--blanco);
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.miniaturas-flota {
    height: 36rem;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.miniatura-flota {
    flex: 1;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    position: relative;
    border: 2px solid transparent;
    transition: border-color 0.2s;
}

.miniatura-flota img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.65);
    transition: filter 0.2s;
}

.miniatura-flota span {
    position: absolute;
    bottom: 8px;
    left: 10px;
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

.miniatura-flota.active,
.miniatura-flota:hover { border-color: var(--acento); }

.miniatura-flota.active img,
.miniatura-flota:hover img { filter: brightness(0.85); }

.barra-caracteristicas-flota {
    margin-top: 12rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 28px 36px;
}

.titulo-barra {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--acento);
    margin-bottom: 22px;
}

.iconos-barra {
    display: flex;
    gap: 0;
    flex-wrap: wrap;
}

.elemento-barra {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 16px 0px;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    flex: 1;
    min-width: 90px;
    transition: background 0.2s;
    cursor: default;
}

.elemento-barra:last-child { border-right: none; }

.elemento-barra:hover {
    background: rgba(126, 184, 212, 0.08);
    border-radius: 10px;
}

.icono-barra {
    width: 40px;
    height: 40px;
    color: var(--acento);
}

.icono-barra svg {
    width: 100%;
    height: 100%;
}

.elemento-barra span {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.55);
    text-align: center;
    font-weight: 400;
    line-height: 1.3;
}

/* ── ANIMACIONES ── */
@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeLeft {
    to { opacity: 1; transform: translateX(0); }
}

.revelar {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.revelar.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ══════════════════════════════════════════
   RESPONSIVE — TABLET  (≤ 1024px)
══════════════════════════════════════════ */
@media (max-width: 1024px) {
    nav {
        padding: 18px 32px;
    }

    .inicio {
        padding: 110px 40px 80px;
    }

    .imagen-inicio {
        width: 55%;
        right: -20px;
    }

    .imagen-inicio img {
        height: 460px;
    }

    .estadisticas-inicio {
        left: 40px;
    }

    section {
        padding: 80px 40px;
    }

    .seccion-servicios,
    .seccion-porque {
        padding-left: 40px;
    }

    .seccion-flota {
        padding: 80px 40px;
    }

    .cuadricula-servicios {
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }

    .seccion-porque .cuadricula-servicios {
        grid-template-columns: repeat(2, 1fr);
    }

    .galeria-flota {
        grid-template-columns: 1fr 220px;
        height: 360px;
    }

    .miniaturas-flota {
        height: 100%;
    }

    .barra-caracteristicas-flota {
        margin-top: 24px;
    }

    footer {
        padding: 50px 40px;
    }
}

/* ══════════════════════════════════════════
   RESPONSIVE — MÓVIL  (≤ 768px)
══════════════════════════════════════════ */
@media (max-width: 768px) {

    /* Nav */
    nav {
        padding: 16px 20px;
    }

    nav ul {
        display: none;
    }

    .hamburguesa {
        display: flex;
    }

    .menu-movil {
        display: block;
    }

    /* Hero */
    .inicio {
        min-height: 100svh;
        padding: 90px 20px 100px;
        align-items: flex-end;
    }

    .contenido-inicio {
        margin-left: 0;
        max-width: 100%;
        position: relative;
        z-index: 3;
    }

    .imagen-inicio {
        position: absolute;
        right: 0;
        left: 0;
        top: 0;
        width: 100%;
        max-width: 100%;
        transform: none;
        opacity: 0;
        animation: fadeLeft 1s ease forwards 0.6s;
    }

    .imagen-inicio img {
        width: 100%;
        height: 100svh;
        border-radius: 0;
        object-fit: cover;
        filter: brightness(0.35) contrast(1.05);
    }

    .inicio h1 {
        font-size: clamp(2rem, 8vw, 2.8rem);
        margin-bottom: 16px;
    }

    .inicio p {
        font-size: 0.95rem;
        max-width: 100%;
        margin-bottom: 28px;
    }

    .botones-inicio {
        flex-direction: column;
        gap: 12px;
    }

    .boton-primario {
        text-align: center;
        padding: 14px 28px;
        font-size: 0.95rem;
    }

    .estadisticas-inicio {
        left: 20px;
        bottom: 24px;
        gap: 28px;
        margin-left: 0;
    }

    /* Secciones generales */
    section {
        padding: 60px 20px;
    }

    .seccion-servicios,
    .seccion-porque {
        padding-left: 20px;
        padding-right: 20px;
    }

    .subtitulo-seccion {
        margin-bottom: 36px;
    }

    /* Tarjetas compromiso — 1 columna */
    .cuadricula-servicios {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .tarjeta-servicio {
        padding: 28px 22px;
    }

    /* Tarjetas servicios — 1 columna */
    .seccion-porque .cuadricula-servicios {
        grid-template-columns: 1fr;
    }

    .imagen-servicio {
        width: 100%;
        height: 180px;
    }

    /* Flota */
    .seccion-flota {
        padding: 60px 20px;
    }

    .galeria-flota {
        grid-template-columns: 1fr;
        height: auto;
        gap: 12px;
    }

    .contenedor-principal-flota {
        height: 240px;
    }

    .miniaturas-flota {
        flex-direction: row;
        height: 72px;
        gap: 8px;
    }

    .miniatura-flota span {
        display: none;
    }

    .barra-caracteristicas-flota {
        margin-top: 20px;
        padding: 20px 16px;
    }

    .iconos-barra {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 0;
    }

    .elemento-barra {
        border-right: 1px solid rgba(255,255,255,0.08);
        border-bottom: 1px solid rgba(255,255,255,0.08);
        padding: 14px 8px;
        min-width: unset;
    }

    .elemento-barra:nth-child(3),
    .elemento-barra:nth-child(6) {
        border-right: none;
    }

    .elemento-barra:nth-child(4),
    .elemento-barra:nth-child(5),
    .elemento-barra:nth-child(6) {
        border-bottom: none;
    }

    .elemento-barra span {
        font-size: 0.68rem;
    }

    /* CTA */
    .seccion-llamada {
        padding: 70px 20px;
    }

    .boton-oscuro {
        padding: 16px 28px;
        font-size: 0.95rem;
        width: 100%;
        max-width: 340px;
    }

    /* Footer */
    footer {
        padding: 40px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 32px;
    }

    .enlaces-pie {
        flex-direction: column;
        gap: 28px;
        width: 100%;
    }

    .columna-pie {
        width: 100%;
    }
}

/* ══════════════════════════════════════════
   RESPONSIVE — MÓVIL PEQUEÑO (≤ 400px)
══════════════════════════════════════════ */
@media (max-width: 400px) {
    .inicio h1 {
        font-size: 1.9rem;
    }

    .numero-estadistica {
        font-size: 1.6rem;
    }

    .titulo-seccion {
        font-size: 1.7rem;
    }

    .pestana-flota {
        padding: 8px 16px;
        font-size: 0.82rem;
    }
}