* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif; 
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
} 

html { 
    scroll-behavior: smooth; 
    background-color: #000000; 
    color: #f5f5f7; 
    scroll-padding-top: 0px;
} 

/* ==========================================================
   1. NAVEGACIÓN Y MENÚ (ESCRITORIO Y BASE)
   ========================================================== */
.nav-bar { 
    position: fixed; 
    top: 0; 
    left: 0; 
    width: 100%; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 20px 40px; 
    background: rgba(10, 10, 10, 0.75); 
    backdrop-filter: blur(20px); 
    -webkit-backdrop-filter: blur(20px); 
    z-index: 1000; 
    border-bottom: 1px solid rgba(255, 255, 255, 0.08); 
    will-change: transform, background-color;
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
} 

.logo-container {
    display: flex;
    align-items: center;
}

.site-logo { 
    height: 26px; 
    object-fit: contain; 
} 

.nav-links { 
    display: flex; 
    gap: 30px; 
    align-items: center; 
    list-style: none; 
} 

.nav-links a { 
    color: #d1d1d6; 
    text-decoration: none; 
    font-size: 0.95rem;
    font-weight: 400;
    transition: color 0.3s ease; 
} 

.nav-links a:hover { 
    color: #ffffff; 
} 

/* BOTÓN NAVEGACIÓN CONTACTO - ESTILO UNIFICADO APPLE (SIN PARPADEO) */
.btn-contacto { 
    background: rgba(255, 255, 255, 0.15); 
    color: #ffffff; 
    padding: 9px 22px; 
    border-radius: 980px; 
    font-size: 0.9rem;
    font-weight: 400; 
    letter-spacing: -0.01em;
    border: none;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    transition: transform 0.2s ease, background-color 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    will-change: transform;
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.btn-contacto:hover { 
    background: rgba(255, 255, 255, 0.25); 
    transform: translateY(-1px) translateZ(0); 
    color: #ffffff; 
} 

.menu-toggle,
.menu-close-btn {
    display: none;
}

/* ==========================================================
   2. SECCIONES Y CONTENEDORES GLOBALES
   ========================================================== */
.hero-section,
.section-container,
.about-section,
.contact-section {
    position: relative;
    background-size: cover;
    background-position: center;
    background-color: #000000;
    overflow: hidden;
    transform: translateZ(0);
}

.hero-section::before,
.about-section::before,
.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg, 
        rgba(0, 0, 0, 0.4) 0%, 
        rgba(0, 0, 0, 0.65) 50%, 
        rgba(0, 0, 0, 0.88) 100%
    );
    z-index: 1;
    pointer-events: none;
    border-radius: inherit;
}

.hero-section { 
    height: 100vh; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    text-align: center; 
    padding: 0 20px; 
} 

.hero-content, 
.relative-z, 
.b2b-inner-text { 
    position: relative; 
    z-index: 3; 
    max-width: 850px; 
} 

/* TÍTULOS UNIFICADOS */
.hero-content h1,
.about-section h1,
.contact-section h2,
.section-container h2,
.section-title { 
    font-size: clamp(2rem, 3.8vw, 2.75rem); 
    font-weight: 600; 
    letter-spacing: -0.025em; 
    line-height: 1.2;
    margin-bottom: 16px; 
    color: #ffffff; 
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
    word-break: break-word;
} 

/* SUBTÍTULOS / TARJETAS B2B */
.b2b-card-modern h3 { 
    font-size: clamp(1.6rem, 3.2vw, 2.2rem); 
    font-weight: 600; 
    letter-spacing: -0.025em; 
    line-height: 1.2;
    margin-bottom: 15px; 
    color: #ffffff; 
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
    word-break: break-word;
} 

/* PÁRRAFOS Y TEXTOS DESCRIPTIVOS UNIFICADOS */
.hero-content p, 
.section-container p, 
.about-section p, 
.contact-section p, 
.contact-section .section-subtitle,
.section-subtitle,
.b2b-card-modern p { 
    font-size: clamp(0.95rem, 1.8vw, 1.15rem); 
    color: #e5e5ea; 
    margin-bottom: 30px; 
    line-height: 1.5;
    font-weight: 400;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
} 

.hero-buttons { 
    display: flex; 
    gap: 15px; 
    justify-content: center; 
    flex-wrap: wrap; 
} 

/* BOTÓN PRINCIPAL (HERO / VER PROPIEDADES) */
.btn-main { 
    background: rgba(255, 255, 255, 0.15); 
    color: #ffffff; 
    padding: 9px 22px; 
    border-radius: 980px; 
    text-decoration: none; 
    font-size: 0.9rem;
    font-weight: 400; 
    letter-spacing: -0.01em;
    transition: transform 0.2s ease, background 0.3s ease; 
    display: inline-flex; 
    align-items: center;
    justify-content: center;
    border: none;
    box-shadow: none;
    position: relative;
    z-index: 3;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    will-change: transform;
    transform: translateZ(0);
} 

.btn-main:hover { 
    background: rgba(255, 255, 255, 0.25); 
    transform: translateY(-1px) translateZ(0); 
} 

/* BOTÓN SECUNDARIO */
.btn-sec { 
    background: rgba(255, 255, 255, 0.04); 
    color: #ffffff; 
    border: none; 
    padding: 9px 22px; 
    border-radius: 980px; 
    text-decoration: none; 
    font-size: 0.9rem;
    font-weight: 400; 
    letter-spacing: -0.01em;
    backdrop-filter: blur(15px); 
    -webkit-backdrop-filter: blur(15px);
    transition: transform 0.2s ease, background 0.3s ease; 
    display: inline-flex; 
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 3;
    will-change: transform;
    transform: translateZ(0);
} 

.btn-sec:hover { 
    background: rgba(255, 255, 255, 0.1); 
    transform: translateY(-1px) translateZ(0); 
} 

.container-pro { 
    max-width: 1300px; 
    margin: 0 auto; 
} 

.section-header { 
    text-align: center; 
    margin-top: 20px; 
    margin-bottom: 40px; 
    position: relative;
    z-index: 5; 
}

.linea-tag { 
    font-size: 11px; 
    font-weight: 600; 
    letter-spacing: 2px; 
    color: #d1d1d6; 
    text-transform: uppercase; 
    margin-bottom: 12px; 
    display: block; 
} 

/* ==========================================================
   3. PROPIEDADES, TARJETAS Y COMPONENTES
   ========================================================== */
.propiedades-section { 
    position: relative; 
    padding: 85px 5%; 
    background-color: #000000; 
    overflow: hidden; 
} 

.propiedades-grid { 
    position: relative;
    z-index: 3;
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); 
    gap: 30px; 
} 

.propiedad-card { 
    background: rgba(22, 22, 23, 0.7); 
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-radius: 22px; 
    overflow: hidden; 
    border: none; 
    display: flex; 
    flex-direction: column; 
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), background 0.4s ease, box-shadow 0.4s ease; 
    position: relative;
    transform: translateZ(0);
} 

.propiedad-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.propiedad-card:hover::after {
    opacity: 1;
}

.propiedad-card:hover { 
    transform: translateY(-8px) scale(1.01); 
    border: none; 
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 0 0 30px rgba(255, 255, 255, 0.08);
} 

.carousel { 
    position: relative; 
    width: 100%; 
    height: 250px; 
    background: #000; 
    overflow: hidden; 
} 

.spatial-image-scale {
    transform: scale(1);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.propiedad-card:hover .spatial-image-scale {
    transform: scale(1.06);
}

.carousel img { 
    position: absolute; 
    top: 50%; 
    left: 50%; 
    transform: translate(-50%, -50%); 
    min-width: 100%;
    min-height: 100%;
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
    opacity: 0; 
    transition: opacity 0.5s ease-in-out; 
} 

.carousel img.active { 
    opacity: 1; 
} 

.card-badge { 
    position: absolute; 
    top: 15px; 
    left: 15px; 
    background: rgba(0, 0, 0, 0.65); 
    backdrop-filter: blur(12px); 
    -webkit-backdrop-filter: blur(12px);
    color: #fff; 
    padding: 6px 14px; 
    font-size: 0.75rem; 
    font-weight: 600; 
    border-radius: 20px; 
    z-index: 10; 
    border: none; 
} 

/* FLECHAS DEL CARRUSEL CORREGIDAS (NO SE CORTAN) */
.carousel button { 
    position: absolute; 
    top: 50%; 
    transform: translateY(-50%); 
    background: rgba(0, 0, 0, 0.65); 
    color: white; 
    border: none; 
    width: 36px; 
    height: 36px; 
    border-radius: 50%; 
    cursor: pointer; 
    font-size: 0.9rem; 
    z-index: 20; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    opacity: 0.85; 
    transition: opacity 0.3s ease, background 0.3s ease, transform 0.2s ease; 
} 

.carousel:hover button { 
    opacity: 1; 
} 

.carousel button:hover { 
    background: rgba(255, 255, 255, 0.3); 
    transform: translateY(-50%) scale(1.05);
} 

.carousel .prev { left: 15px !important; } 
.carousel .next { right: 15px !important; } 

.card-content { 
    padding: 24px; 
    display: flex; 
    flex-direction: column; 
    flex-grow: 1; 
} 

.card-title { 
    font-size: 1.15rem; 
    font-weight: 600; 
    margin-bottom: 10px; 
    line-height: 1.4; 
    color: #f5f5f7; 
} 

.card-price { 
    font-size: 1.15rem; 
    font-weight: 700; 
    color: #ffffff; 
    margin-top: auto; 
} 

/* ANIMACIÓN APPLE REVEAL (INCLUYE INICIEMOS UNA CONVERSACIÓN) */
.apple-reveal,
.reveal-on-scroll { 
    opacity: 0; 
    transform: translateY(40px); 
    transition: opacity 1.2s cubic-bezier(0.25, 1, 0.5, 1), transform 1.2s cubic-bezier(0.25, 1, 0.5, 1); 
    will-change: opacity, transform; 
} 

.apple-reveal.active,
.reveal-on-scroll.active,
.reveal-on-scroll.is-visible { 
    opacity: 1; 
    transform: translateY(0); 
} 

/* ==========================================================
   4. B2B / SOLUCIONES Y SECCIÓN QUIÉNES SOMOS (ESTILO APPLE FULL WIDTH)
   ========================================================== */
.b2b-modern-section { 
    position: relative;
    padding: 20px 0 40px 0; 
    background-color: #050505; 
    overflow: hidden;
    scroll-margin-top: 55px;
} 

/* CONTENEDOR SELECTOR DE CATEGORÍAS CORREGIDO Y ALINEADO */
.b2b-tabs-nav { 
    position: relative;
    z-index: 3;
    display: flex; 
    justify-content: center; 
    align-items: center;
    flex-wrap: wrap; 
    gap: 12px; 
    margin: 15px auto 30px auto; 
    max-width: 800px;
    padding: 0 15px;
    width: 100%;
} 

.tab-btn { 
    background: rgba(255, 255, 255, 0.05); 
    border: none; 
    color: #a1a1a6; 
    padding: 9px 22px; 
    border-radius: 980px; 
    font-size: 0.85rem; 
    font-weight: 500; 
    cursor: pointer; 
    backdrop-filter: blur(10px); 
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease; 
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
} 

.tab-btn:hover { 
    color: #fff; 
    background: rgba(255, 255, 255, 0.12); 
} 

.tab-btn.active { 
    background: rgba(255, 255, 255, 0.22); 
    color: #fff; 
    border: none; 
} 

.b2b-content-container {
    position: relative;
    z-index: 3;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    padding: 20px 16vw;
    scrollbar-width: none;
    box-sizing: border-box;
}

.b2b-content-container::after {
    content: '';
    flex: 0 0 auto;
    width: 16vw;
}

.b2b-tab-pane { 
    flex: 0 0 92%; 
    max-width: 1300px;
    scroll-snap-align: center; 
    opacity: 0.4;
    transition: opacity 0.5s ease, transform 0.5s ease;
    display: block; 
    transform: scale(0.96);
    box-sizing: border-box;
} 

.b2b-tab-pane.active { 
    opacity: 1; 
    transform: scale(1);
} 

.b2b-card-modern { 
    position: relative; 
    height: 580px; 
    width: 100%; 
    border-radius: 24px; 
    overflow: hidden; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    text-align: center; 
    background-size: cover; 
    background-position: center; 
    cursor: grab;
} 

.b2b-card-modern:active {
    cursor: grabbing;
}

.b2b-inner-text { 
    position: relative; 
    z-index: 3; 
    max-width: 800px; 
    padding: 0 30px; 
} 

.bg-video { 
    position: absolute; 
    top: 50%; 
    left: 50%; 
    transform: translate(-50%, -50%); 
    min-width: 100%; 
    min-height: 100%; 
    width: 100vw; 
    height: 100vh; 
    z-index: 1; 
    object-fit: cover; 
    pointer-events: none; 
} 

.overlay-dark { 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    background: rgba(0, 0, 0, 0.55); 
    z-index: 2; 
} 

.section-container { 
    position: relative; 
    height: 100vh; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    text-align: center; 
    background-size: cover; 
    background-position: center; 
    padding: 0 20px; 
    overflow: hidden; 
} 

.relative-z { 
    position: relative; 
    z-index: 3; 
    max-width: 850px; 
} 

.apple-metrics-grid { 
    display: flex;
    justify-content: center;
    gap: 16px; 
    margin-top: 35px; 
    width: 100%;
} 

.metric-card { 
    flex: 1 1 0;
    max-width: 220px;
    background: rgba(255, 255, 255, 0.05); 
    border: none; 
    backdrop-filter: blur(12px); 
    -webkit-backdrop-filter: blur(12px);
    padding: 14px 16px; 
    border-radius: 14px; 
    text-align: center; 
} 

.metric-num { 
    display: block; 
    font-size: 1.2rem; 
    font-weight: 600; 
    color: #ffffff; 
    margin-bottom: 4px; 
} 

.metric-label { 
    font-size: 0.75rem; 
    color: #a1a1a6; 
    line-height: 1.25;
} 

.contact-section {
    position: relative;
    overflow: hidden;
}

.contact-section .btn-main { 
    margin-top: 30px; 
    margin-bottom: 40px; 
} 

.footer-section { 
    background-color: #000000; 
    border-top: 1px solid rgba(255, 255, 255, 0.1); 
    padding: 60px 5%; 
    color: #f5f5f7; 
} 

.footer-container {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 30px;
}

.footer-logo { 
    height: 32px; 
    object-fit: contain; 
} 

.footer-col-social { 
    text-align: center;
    justify-self: center;
}

.footer-slogan { 
    font-size: 1.3rem; 
    font-weight: 600; 
    margin-bottom: 15px; 
    letter-spacing: -0.02em; 
    color: #fff; 
} 

.social-icons { 
    display: flex; 
    gap: 15px; 
    justify-content: center; 
} 

.social-icons a { 
    color: #f5f5f7; 
    background: rgba(255, 255, 255, 0.05); 
    border: none; 
    width: 38px; 
    height: 38px; 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    transition: all 0.3s ease; 
    backdrop-filter: blur(10px); 
} 

.social-icons a:hover { 
    background: rgba(255, 255, 255, 0.2); 
    transform: translateY(-2px); 
} 

.footer-address-block {
    justify-self: end;
    transform: translateX(30px);
}

.footer-address-block h4 { 
    font-size: 0.95rem; 
    font-weight: 600; 
    letter-spacing: 0.5px; 
    margin-bottom: 8px; 
    color: #fff; 
} 

.footer-address-block p { 
    font-size: 0.9rem; 
    color: #86868b; 
    line-height: 1.4; 
} 

.tag-verde { 
    color: #30d158; 
    text-shadow: 0 0 10px rgba(48, 209, 88, 0.4); 
    margin-bottom: 15px; 
} 

.whatsapp-float { 
    position: fixed; 
    bottom: 25px; 
    right: 25px; 
    background-color: #25d366; 
    color: #ffffff; 
    width: 48px; 
    height: 48px; 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4); 
    z-index: 9999; 
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease; 
    will-change: transform;
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
} 

.whatsapp-float:hover { 
    transform: scale(1.1) translateZ(0); 
    background-color: #20ba5a; 
} 

.fauna-widget-container { 
    position: fixed; 
    bottom: 85px; 
    right: 25px; 
    z-index: 9998; 
} 

.fauna-float-btn { 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    background: rgba(20, 20, 25, 0.65); 
    backdrop-filter: blur(16px); 
    -webkit-backdrop-filter: blur(16px); 
    border: none; 
    color: #ffffff; 
    padding: 7px 14px; 
    border-radius: 20px; 
    font-family: inherit; 
    font-size: 0.75rem; 
    font-weight: 500; 
    cursor: pointer; 
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); 
    box-shadow: 0 10px 30px rgba(0,0,0,0.3); 
} 

.fauna-float-btn svg { 
    stroke: #ffffff; 
} 

.fauna-float-btn:hover { 
    background: rgba(30, 30, 38, 0.85); 
    transform: translateY(-2px); 
} 

.fauna-modal-panel { 
    position: absolute; 
    bottom: 48px; 
    right: 0; 
    width: 260px; 
    background: rgba(15, 15, 18, 0.75); 
    backdrop-filter: blur(25px); 
    -webkit-backdrop-filter: blur(25px); 
    border: none; 
    border-radius: 18px; 
    padding: 14px; 
    box-shadow: 0 20px 40px rgba(0,0,0,0.6); 
    display: none; 
    flex-direction: column; 
    gap: 10px; 
    animation: fadeInModal 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards; 
} 

.fauna-modal-panel.active { 
    display: flex; 
} 

@keyframes fadeInModal { 
    from { opacity: 0; transform: translateY(10px) scale(0.98); } 
    to { opacity: 1; transform: translateY(0) scale(1); } 
} 

.fauna-header h4 { 
    margin: 0; 
    font-size: 0.85rem; 
    color: #ffffff; 
    font-weight: 600; 
} 

.fauna-header p { 
    margin: 2px 0 0 0; 
    font-size: 0.68rem; 
    color: #a1a1a6; 
} 

.fauna-close { 
    position: absolute; 
    top: 10px; 
    right: 10px; 
    background: rgba(255, 255, 255, 0.08); 
    border: none; 
    color: #a1a1a6; 
    width: 22px; 
    height: 22px; 
    border-radius: 50%; 
    font-size: 0.8rem; 
    cursor: pointer; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    transition: all 0.2s; 
} 

.fauna-close:hover { 
    background: rgba(255, 255, 255, 0.2); 
    color: #fff; 
} 

.fauna-list { 
    display: flex; 
    flex-direction: column; 
    gap: 6px; 
    max-height: 220px; 
    overflow-y: auto; 
} 

.fauna-item { 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    background: rgba(255, 255, 255, 0.04); 
    padding: 6px 8px; 
    border-radius: 10px; 
    transition: background 0.2s; 
    cursor: pointer; 
    border: none; 
} 

.fauna-item:hover { 
    background: rgba(255, 255, 255, 0.09); 
} 

.fauna-avatar { 
    width: 28px; 
    height: 28px; 
    border-radius: 50%; 
    object-fit: cover; 
    border: none; 
} 

.fauna-info { 
    display: flex; 
    flex-direction: column; 
    flex-grow: 1; 
} 

.fauna-name { 
    font-size: 0.75rem; 
    font-weight: 600; 
    color: #ffffff; 
} 

.fauna-sci { 
    font-size: 0.6rem; 
    color: #86868b; 
    font-style: italic; 
} 

.play-bird-btn { 
    background: rgba(255, 255, 255, 0.15); 
    color: #fff; 
    border: none; 
    width: 24px; 
    height: 24px; 
    border-radius: 50%; 
    cursor: pointer; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    transition: transform 0.2s, background 0.2s; 
    font-size: 0.65rem; 
} 

.play-bird-btn:hover { 
    transform: scale(1.1); 
    background: rgba(255, 255, 255, 0.3); 
} 

.about-section { 
    position: relative; 
    height: 100vh; 
    width: 100%; 
    display: flex; 
    flex-direction: column; 
    justify-content: space-between; 
    align-items: center; 
    text-align: center; 
    background-size: cover; 
    background-position: center; 
    padding: 120px 20px 40px 20px; 
    overflow: hidden;
} 

.about-section .hero-content { 
    margin: auto 0; 
    position: relative;
    z-index: 3;
} 

/* BOTÓN CÍRCULO PERFECTO CON EL SIGNO "+" EN QUIÉNES SOMOS */
.about-section .apple-plus-btn {
    position: relative;
    bottom: auto;
    left: auto;
    transform: translateZ(0);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: none;
    color: #ffffff;
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 300;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.3s ease;
    z-index: 10;
    margin: 20px auto 0 auto;
    text-decoration: none;
    box-shadow: none;
    will-change: transform;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.about-section .apple-plus-btn:hover {
    background: rgba(255, 255, 255, 0.28);
    color: #ffffff;
    transform: scale(1.08) translateZ(0);
}

.apple-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    padding: 20px;
}

.apple-modal-overlay.active { 
    opacity: 1; 
    visibility: visible; 
} 

.apple-modal-card { 
    background: #ffffff; 
    color: #1d1d1f; 
    width: 100%; 
    max-width: 500px; 
    height: auto; 
    padding: 45px 40px 40px 40px; 
    border-radius: 24px; 
    position: relative; 
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3); 
    transform: translateY(20px); 
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
} 

.apple-modal-card h2 {
    color: #1d1d1f;
    text-shadow: none;
    font-size: 26px;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 15px;
}

.apple-modal-card p {
    color: #515154;
    text-shadow: none;
    opacity: 1;
    font-weight: 400;
    font-size: 15px;
    line-height: 1.5;
}

.apple-modal-overlay.active .apple-modal-card { 
    transform: translateY(0); 
} 

.apple-modal-close { 
    position: absolute; 
    top: 20px; 
    right: 20px; 
    background: #e0e0e0; 
    border: none; 
    color: #1d1d1f; 
    width: 30px; 
    height: 30px; 
    border-radius: 50%; 
    font-size: 16px; 
    cursor: pointer; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    transition: background 0.2s; 
    z-index: 5; 
} 

.apple-modal-close:hover { 
    background: #d0d0d0; 
} 

.modal-category { 
    font-size: 12px; 
    font-weight: 600; 
    letter-spacing: 1px; 
    color: #86868b; 
    text-transform: uppercase; 
    display: block; 
    margin-bottom: 10px; 
} 

.card-specs-futuristic { 
    display: flex; 
    align-items: center; 
    gap: 16px; 
    margin-bottom: 16px; 
    font-size: 0.85rem; 
    color: #86868b; 
    flex-wrap: wrap; 
} 

.spec-item { 
    display: flex; 
    align-items: center; 
    gap: 6px; 
} 

.spec-item svg { 
    width: 16px; 
    height: 16px; 
    stroke: #86868b; 
    fill: none; 
    stroke-width: 1.8; 
    stroke-linecap: round; 
    stroke-linejoin: round; 
    transition: stroke 0.3s ease; 
} 

.spec-item:hover svg { 
    stroke: #ffffff; 
} 

.spec-item span { 
    color: #d1d1d6; 
    font-weight: 500; 
}

.splash-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #000000;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 999999;
    opacity: 1;
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.6s ease;
}

.splash-container.fade-out {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.splash-logo {
    height: 42px;
    object-fit: contain;
}

/* ==========================================================
   5. DISEÑO RESPONSIVO Y MENÚ MÓVIL
   ========================================================== */
@media (max-width: 900px) {

    .hero-content h1, 
    .about-section h1,
    .contact-section h2,
    .section-container h2,
    .section-title { 
        font-size: clamp(1.6rem, 5.2vw, 2rem); 
        padding: 0 10px;
        word-break: break-word;
    } 

    .b2b-card-modern h3 { 
        font-size: clamp(1.4rem, 4.8vw, 1.75rem); 
        padding: 0 10px;
        word-break: break-word;
    } 

    .hero-content p, 
    .section-container p, 
    .about-section p, 
    .contact-section p, 
    .contact-section .section-subtitle,
    .section-subtitle,
    .b2b-card-modern p {
        font-size: clamp(0.95rem, 3.6vw, 1.1rem);
        padding: 0 5px;
    }

    .contact-section,
    .hero-section,
    .about-section {
        padding-left: 20px;
        padding-right: 20px;
        height: auto;
        min-height: 100vh;
    }

    .hero-content, 
    .relative-z {
        width: 100%;
        padding: 40px 0;
    }

    .nav-bar .nav-links {
        display: none;
    }

    .nav-bar .nav-links.active {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        right: 0;
        left: auto;        
        width: 80vw;
        height: 100vh;
        background: rgba(10, 10, 10, 0.96);
        backdrop-filter: blur(30px);
        -webkit-backdrop-filter: blur(30px);
        padding: 90px 30px 40px 30px;
        gap: 12px;
        align-items: flex-start;
        justify-content: flex-start;
        z-index: 99999;
        overflow-y: auto;
        box-sizing: border-box;
    }

    .nav-bar .nav-links.active a,
    .nav-bar .nav-links.active .btn-contacto {
        font-size: 1.25rem;
        font-weight: 300;
        color: #a1a1a6;
        width: 100%;
        text-align: left;
        padding: 14px 0;
        border: none;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
    }

    .nav-bar .nav-links.active a:hover,
    .nav-bar .nav-links.active .btn-contacto:hover {
        color: #ffffff;
        background: transparent;
    }

    .nav-bar .nav-links.active .menu-close-btn {
        display: flex;
        position: absolute;
        top: 22px;
        left: 25px;
        right: auto;
        background: rgba(255, 255, 255, 0.08);
        border: none;
        color: #ffffff;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        font-size: 1.1rem;
        cursor: pointer;
        align-items: center;
        justify-content: center;
        z-index: 100000;
        transition: background 0.2s ease, transform 0.2s ease;
    }

    .nav-bar .nav-links.active .menu-close-btn:hover {
        background: rgba(255, 255, 255, 0.2);
        transform: scale(1.03);
    }

    .nav-bar .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 3px;
        background: rgba(40, 40, 40, 0.6);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border: none;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        cursor: pointer;
        padding: 0;
        z-index: 1000;
        transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
        will-change: transform;
        transform: translateZ(0);
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }  
    
    .nav-bar .menu-toggle span {
        display: block;
        width: 16px;
        height: 1.5px;
        background-color: #ffffff;
        border-radius: 2px;
        margin: 0;
    }

    .nav-bar .menu-toggle:hover {
        background: rgba(60, 60, 60, 0.8);
        transform: scale(1.05) translateZ(0);
    }

    .footer-container { 
        display: flex;
        flex-direction: column; 
        text-align: center; 
        align-items: center;
        justify-content: center;
        gap: 35px;
        padding-bottom: 60px; 
        width: 100%;
    }     
    
    .social-icons { 
        justify-content: center; 
    }
      
    .footer-address-block {
        justify-self: center;
        transform: none;
        text-align: center;
        margin: 0 auto;
        width: 100%;
    }

    .b2b-tabs-nav { 
        display: flex; 
        flex-direction: row; 
        align-items: center; 
        justify-content: center; 
        width: 100%; 
        gap: 8px; 
        padding: 0 10px; 
        box-sizing: border-box; 
    }
      
    .b2b-tabs-nav .tab-btn, 
    .b2b-tabs-nav button { 
        width: auto; 
        font-size: 0.8rem; 
        padding: 8px 14px; 
    }

    /* TARJETAS DE MÉTRICAS EN MÓVIL */
    .apple-metrics-grid {
        flex-direction: column;
        align-items: center;
        gap: 8px;
        padding: 0 20px;
        box-sizing: border-box;
        width: 100%;
    }

    .metric-card {
        width: 100%;
        max-width: 240px;
        margin: 0 auto;
        padding: 10px 12px;
        box-sizing: border-box;
    }

    .metric-num {
        font-size: 1rem;
        margin-bottom: 2px;
    }

    .metric-label {
        font-size: 0.7rem;
    }
}