/* ==========================================================================
   1. VARIABLES DE DISEÑO, PALETA PREMIUM & RESET
   ========================================================================== */
:root {
    /* Paleta Solicitada: Tono clínico, limpio y pulcro */
    --bg-light-clean: #f7faff;     
    --bg-section-alt: #e2e8f0;     /* Gris claro para romper simetrías */
    
    /* Identidad Oficial Corporativa GHEISAR */
    --primary-blue: #1b365d;       /* Azul marino profundo */
    --cyan-glow: #00aae4;          /* Cian de alta visibilidad */
    
    /* Textos, Superficies y Sombras */
    --bg-super-dark: #1a1e24;      /* Para el Footer de alto impacto */
    --text-dark-meta: #334155;     /* Alta legibilidad para textos largos */
    --text-white: #ffffff;
    --text-gray: #94a3b8;
    --white-pure: #ffffff;
    
    /* Curvas de Animación de Alto Rendimiento (60 FPS) */
    --transition-fast: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}


.hero h1.text-primary .title-navy {
    color: #1b365d;
}

.hero h1.text-primary .title-surgery-blue {
    color: #2696b7;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-light-clean);
    color: var(--text-dark-meta);
    overflow-x: hidden;
}

h1, h2, h3, h4, .massive-text {
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    font-weight: 900;
    letter-spacing: -1px;
    color: var(--primary-blue);
}

/* ==========================================================================
   2. PRELOADER INMERSIVO
   ========================================================================== */
#preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-light-clean);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s ease;
}

.loader-logo {
    color: var(--primary-blue);
    font-family: 'Montserrat', sans-serif;
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: 10px;
    margin-bottom: 20px;
    animation: pulseText 1.5s infinite alternate;
}

.loader-bar {
    width: 200px;
    height: 4px;
    background: rgba(27, 54, 93, 0.1);
    position: relative;
    overflow: hidden;
    border-radius: 2px;
}

.loader-bar::after {
    content: '';
    position: absolute;
    left: 0; top: 0; height: 100%; width: 50%;
    background: var(--cyan-glow);
    animation: loading 1s infinite ease-in-out;
}

@keyframes pulseText { 0% { opacity: 0.5; } 100% { opacity: 1; text-shadow: 0 0 15px rgba(0,170,228,0.3); } }
@keyframes loading { 0% { left: -50%; } 100% { left: 100%; } }

/* ==========================================================================
   3. CLASES DE UTILIDAD Y SECCIONES OBLICUAS
   ========================================================================== */
.container { 
    max-width: 1300px; 
    margin: 0 auto; 
    padding: 0 2rem; 
}

.section-padding { padding: 8rem 0; }
.text-cyan { color: var(--cyan-glow) !important; }
.text-white { color: var(--text-white) !important; }
.text-gray { color: var(--text-gray) !important; }
.center { text-align: center; }

.mt-2 { margin-top: 1rem; } 
.mt-4 { margin-top: 3rem; }
.mb-2 { margin-bottom: 1rem; } 
.mb-4 { margin-bottom: 3rem; }
.z-index-2 { z-index: 2; }
.position-relative { position: relative; }

.section-title { font-size: 3.5rem; line-height: 1.1; margin-bottom: 1rem; }
.massive-text { font-size: 4.5rem; }
.accent-line { height: 6px; width: 80px; background: var(--cyan-glow); margin: 1.5rem 0; }
.center-line { margin: 1.5rem auto; }
.line-sm { height: 3px; width: 40px; background: var(--cyan-glow); margin-top: 1rem; }

/* Cortes Diagonales Estilo Avanzado */
.slant-bottom { 
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%); 
    padding: 8rem 0 12rem 0; 
}
.slant-top { 
    clip-path: polygon(0 10%, 100% 0, 100% 100%, 0 100%); 
    padding: 12rem 0 4rem 0; 
    margin-top: -5rem; 
}

/* ==========================================================================
   4. NAVEGACIÓN (STICKY DINÁMICO)
   ========================================================================== */
.navbar {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    padding: 1.5rem 0; transition: var(--transition-fast);
}

.nav-content { display: flex; justify-content: space-between; align-items: center; }
.logo { height: 50px; transition: var(--transition-fast); }

.nav-links a {
    color: var(--primary-blue); text-decoration: none; font-weight: 700;
    margin-left: 2.5rem; font-size: 0.9rem; letter-spacing: 1px; transition: var(--transition-fast);
}
.nav-links a:hover { color: var(--cyan-glow); }

/* Activado por JavaScript al hacer scroll */
.navbar.scrolled {
    background: rgba(247, 250, 255, 0.95); 
    backdrop-filter: blur(15px);
    padding: 0.8rem 0;
    box-shadow: 0 10px 30px rgba(27, 54, 93, 0.08);
}
.navbar.scrolled .logo { height: 42px; }

.btn-nav {
    border: 2px solid var(--primary-blue); padding: 0.6rem 1.5rem;
    border-radius: 4px; color: var(--primary-blue) !important;
}
.btn-nav:hover { background: var(--primary-blue); color: var(--white-pure) !important; box-shadow: 0 5px 15px rgba(27, 54, 93, 0.2); }

/* ==========================================================================
   5. HERO SECTION (FUSIÓN CLARA ADAPTADA)
   ========================================================================== */
.hero.parallax-light {
    height: 100vh; 
    display: flex; 
    align-items: center; 
    position: relative;
    background-color: var(--bg-light-clean);
    background-image: url('bg1.jpeg');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.hero-overlay-light {
    position: absolute; 
    inset: 0;
    display: none;
    background: transparent;
}

.hero-content { position: relative; z-index: 2; max-width: 900px; padding-top: 5rem; }

.badge-light {
    display: inline-block; 
    background: rgba(0, 170, 228, 0.1); 
    border: 1px solid var(--cyan-glow);
    color: var(--primary-blue); 
    padding: 0.4rem 1rem; 
    font-weight: 700; 
    font-size: 0.8rem;
    letter-spacing: 2px; 
    margin-bottom: 1.5rem; 
    border-radius: 4px;
}

.hero h1.text-primary { 
    color: var(--primary-blue) !important; 
    font-size: 4.5rem; 
    margin-bottom: 1.5rem; 
    text-transform: none;
}

.hero-lead-dark { 
    color: var(--text-dark-meta); 
    font-size: 1.3rem; 
    font-weight: 500; 
    margin-bottom: 3rem; 
    max-width: 750px; 
    line-height: 1.6;
}

/* Botones Hero */
.hero-actions { display: flex; gap: 1.5rem; }

.btn-solid-dark, .btn-outline-dark {
    padding: 1.2rem 2.5rem; font-family: 'Montserrat', sans-serif; font-weight: 800;
    letter-spacing: 1px; text-decoration: none; transition: var(--transition-fast);
    border-radius: 4px; display: inline-block;
}

.btn-solid-dark {
    background: var(--primary-blue); 
    color: var(--white-pure);
    box-shadow: 0 10px 25px rgba(27, 54, 93, 0.2);
}
.btn-solid-dark:hover { 
    background: var(--cyan-glow); 
    box-shadow: 0 10px 25px rgba(0, 170, 228, 0.4); 
    transform: translateY(-3px); 
}

.btn-outline-dark { border: 2px solid var(--primary-blue); color: var(--primary-blue); }
.btn-outline-dark:hover { background: var(--primary-blue); color: var(--white-pure); transform: translateY(-3px); }

/* ==========================================================================
   6. SECCIÓN NOSOTROS (BLOQUE GRIS PREMIUM)
   ========================================================================== */
.about { background-color: #2a323d; color: var(--text-white); }
.about .section-title { color: var(--text-white); }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.about-text p { font-size: 1.15rem; margin-bottom: 1.5rem; color: #cbd5e1; line-height: 1.7; }

.about-stats { display: flex; gap: 2rem; }
.stat-box {
    background: rgba(255, 255, 255, 0.05); 
    border-left: 4px solid var(--cyan-glow);
    padding: 2.5rem 2rem; 
    flex: 1;
    backdrop-filter: blur(5px);
    border-radius: 4px;
}
.stat-box h3 { font-size: 3.5rem; color: var(--text-white); line-height: 1; margin-bottom: 0.5rem; }
.stat-box p { color: var(--cyan-glow); font-weight: 600; text-transform: uppercase; font-size: 0.85rem; letter-spacing: 1px; }

/* ==========================================================================
   7. SECCIÓN SERVICIOS (TARJETAS HOVER INVERSAS)
   ========================================================================== */
.services { padding: 8rem 0; background: var(--bg-section-alt); }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; }

.glass-card {
    background: var(--white-pure); padding: 3.5rem 2.5rem; position: relative;
    border-radius: 8px; box-shadow: 0 20px 40px rgba(27, 54, 93, 0.04);
    transition: var(--transition-smooth); overflow: hidden;
    border-bottom: 5px solid var(--primary-blue);
}

.glass-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 0;
    background: var(--primary-blue); transition: var(--transition-smooth); z-index: 1;
}

.glass-card:hover { transform: translateY(-15px); box-shadow: 0 30px 60px rgba(27, 54, 93, 0.15); border-bottom-color: var(--cyan-glow); }
.glass-card:hover::before { height: 100%; }

.icon-wrapper {
    font-family: 'Montserrat', sans-serif; font-size: 4rem; font-weight: 900;
    color: rgba(27, 54, 93, 0.08); margin-bottom: 1rem; transition: var(--transition-smooth);
    position: relative; z-index: 2; line-height: 1;
}

.glass-card h3 { font-size: 1.6rem; margin-bottom: 1rem; color: var(--primary-blue); position: relative; z-index: 2; transition: var(--transition-fast); }
.glass-card p { color: #475569; position: relative; z-index: 2; transition: var(--transition-fast); line-height: 1.6; }

.check-list { list-style: none; position: relative; z-index: 2; }
.check-list li { margin-bottom: 0.8rem; font-weight: 600; color: var(--primary-blue); display: flex; align-items: center; transition: var(--transition-fast); }
.check-list li::before { content: '■'; color: var(--cyan-glow); margin-right: 10px; font-size: 0.8rem; }

/* Inversión de color en Hover */
.glass-card:hover .icon-wrapper { color: rgba(255, 255, 255, 0.1); }
.glass-card:hover h3 { color: var(--text-white); }
.glass-card:hover p { color: #e2e8f0; }
.glass-card:hover .check-list li { color: var(--text-white); }

/* ==========================================================================
   8. VALOR / DIFERENCIADORES (IMPACT BANNER PARALLAX)
   ========================================================================== */
.impact-banner {
    padding: 10rem 0; position: relative;
    background: url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?q=80&w=2070&auto=format&fit=crop') center/cover fixed;
}
.overlay-heavy { position: absolute; inset: 0; background: rgba(42, 50, 61, 0.88); mix-blend-mode: multiply; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3rem; text-align: center; }

.impact-item {
    background: rgba(255, 255, 255, 0.03);
    padding: 3rem 1.5rem;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(5px);
    transition: var(--transition-fast);
}

.impact-item h4 { font-size: 1.3rem; }

.impact-item:hover {
    background: rgba(0, 170, 228, 0.15);
    border-color: var(--cyan-glow);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 170, 228, 0.2);
}

/* ==========================================================================
   9. PRODUCTOS
   ========================================================================== */
.products { background-color: var(--bg-light-clean); text-align: center; }
.product-content { max-width: 800px; margin: 0 auto; }
.product-content p { font-size: 1.2rem; line-height: 1.7; color: var(--text-dark-meta); }

/* ==========================================================================
   10. FOOTER CORPORATIVO TOTAL
   ========================================================================== */
.footer { background-color: var(--bg-super-dark); color: var(--text-white); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 6rem; padding-bottom: 4rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand p { font-size: 1.1rem; line-height: 1.6; }

.contact-item { display: flex; align-items: flex-start; gap: 1.2rem; margin-bottom: 1.8rem; }
.contact-item .icon { font-size: 1.6rem; line-height: 1; }
.contact-item p { color: #cbd5e1; font-size: 1.05rem; line-height: 1.5; }

.footer-bottom { padding-top: 2rem; text-align: center; color: rgba(255,255,255,0.3); font-size: 0.9rem; font-weight: 600; letter-spacing: 1px; }

/* ==========================================================================
   11. FLOATING ACCION INTERACTIVA
   ========================================================================== */
.floating-cta {
    position: fixed; bottom: 40px; right: 40px; z-index: 999;
    background: var(--cyan-glow); color: var(--bg-super-dark); width: 85px; height: 85px;
    border-radius: 50%; display: flex; justify-content: center; align-items: center;
    text-decoration: none; font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 0.75rem; letter-spacing: 1px;
    box-shadow: 0 10px 30px rgba(0,170,228,0.4); transition: var(--transition-fast);
}

.floating-cta:hover { transform: scale(1.1); background: var(--white-pure); color: var(--primary-blue); }
.pulse-ring {
    position: absolute; width: 100%; height: 100%; border-radius: 50%;
    border: 2px solid var(--cyan-glow); z-index: -1; animation: pulse 2s infinite;
}
@keyframes pulse { 0% { transform: scale(1); opacity: 1; } 100% { transform: scale(1.6); opacity: 0; } }

/* ==========================================================================
   12. SKEW & REVEAL ENGINE (INTERSECTION OBSERVER)
   ========================================================================== */
.reveal { opacity: 0; visibility: hidden; will-change: transform, opacity; }
.reveal.visible { opacity: 1; visibility: visible; }

.scale-up { transform: scale(0.93); transition: opacity 0.8s ease-out, transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.15); }
.scale-up.visible { transform: scale(1); }

.fade-up { transform: translateY(50px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.fade-up.visible { transform: translateY(0); }

.fade-in-right { transform: translateX(-40px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.fade-in-right.visible { transform: translateX(0); }

.stagger-1 { transition-delay: 0.1s; } 
.stagger-2 { transition-delay: 0.25s; } 
.stagger-3 { transition-delay: 0.4s; }

/* ==========================================================================
   13. RESPONSIVE BREAKPOINTS (MOBILE OPTIMIZATION)
   ========================================================================== */
@media (max-width: 1024px) {
    .about-grid, .service-grid, .grid-3, .footer-grid { grid-template-columns: 1fr; gap: 3.5rem; }
    .hero h1.text-primary { font-size: 3rem; }
    .section-title { font-size: 2.6rem; }
    .massive-text { font-size: 3.2rem; }
    .slant-bottom { clip-path: none; padding: 6rem 0; }
    .slant-top { clip-path: none; padding: 6rem 0; margin-top: 0; }
    .nav-links { display: none; /* Ideal para complementar con menú responsive */ }
    .hero.parallax-light, .impact-banner { background-attachment: scroll; } /* Suavizado móvil */
}

/* Corrección de desbordamiento y legibilidad móvil */
@media (max-width: 767px) {
    /* Ajuste de tipografía para evitar que se corte el texto */
    h1.text-primary { font-size: 2.2rem !important; line-height: 1.2 !important; }
    .section-title { font-size: 1.8rem !important; }
    
    /* Ajuste de contenedores para evitar scroll horizontal */
    .container { padding: 0 1.5rem; }
    
    /* Ajuste del Hero para que no ocupe más de la pantalla */
    .hero.parallax-light { height: auto; min-height: 80vh; padding: 4rem 0; }
    .hero-content { padding-top: 2rem; }
    .hero-actions { flex-direction: column; gap: 1rem; }
    
    /* Asegurar que las tarjetas no se corten */
    .glass-card { padding: 2rem 1.5rem; }
}










:root {
    --bg-light-clean: #f7faff; --bg-section-alt: #e2e8f0;
    --primary-blue: #1b365d; --cyan-glow: #00aae4;
    --bg-super-dark: #1a1e24; --text-dark-meta: #334155;
    --text-white: #ffffff; --text-gray: #94a3b8; --white-pure: #ffffff;
    --transition-fast: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: 'Inter', sans-serif; background-color: var(--bg-light-clean); color: var(--text-dark-meta); overflow-x: hidden; }
h1, h2, h3, h4, .massive-text { font-family: 'Montserrat', sans-serif; text-transform: uppercase; font-weight: 900; color: var(--primary-blue); }

#preloader { position: fixed; inset: 0; background: var(--bg-light-clean); z-index: 9999; display: flex; flex-direction: column; justify-content: center; align-items: center; transition: opacity 0.8s ease; }
.loader-logo { color: var(--primary-blue); font-size: 3rem; letter-spacing: 10px; animation: pulseText 1.5s infinite alternate; }
.loader-bar { width: 200px; height: 4px; background: rgba(27, 54, 93, 0.1); position: relative; overflow: hidden; }
.loader-bar::after { content: ''; position: absolute; left: -50%; height: 100%; width: 50%; background: var(--cyan-glow); animation: loading 1s infinite ease-in-out; }
@keyframes pulseText { 0% { opacity: 0.5; } 100% { opacity: 1; } }
@keyframes loading { 0% { left: -50%; } 100% { left: 100%; } }

.container { max-width: 1300px; margin: 0 auto; padding: 0 2rem; }
.navbar { position: fixed; top: 0; width: 100%; z-index: 1000; padding: 1.5rem 0; transition: var(--transition-fast); }
.nav-content { display: flex; justify-content: space-between; align-items: center; }
.logo { height: 50px; }
.nav-links a { color: var(--primary-blue); font-weight: 700; margin-left: 2.5rem; text-decoration: none; }
.navbar.scrolled { background: rgba(247, 250, 255, 0.95); backdrop-filter: blur(15px); padding: 0.8rem 0; }

.hero.parallax-light { height: 100vh; display: flex; align-items: center; background-size: cover; background-attachment: fixed; }
.glass-card { background: var(--white-pure); padding: 3.5rem 2.5rem; border-radius: 8px; border-bottom: 5px solid var(--primary-blue); transition: var(--transition-smooth); }
.glass-card:hover { transform: translateY(-15px); border-bottom-color: var(--cyan-glow); }

.floating-cta { position: fixed; bottom: 40px; right: 40px; z-index: 999; background: var(--cyan-glow); width: 85px; height: 85px; border-radius: 50%; display: flex; justify-content: center; align-items: center; color: var(--bg-super-dark); font-weight: 900; text-decoration: none; }

/* 13. RESPONSIVE MULTIPLATAFORMA */
@media (max-width: 1024px) {
    .about-grid, .service-grid, .grid-3, .footer-grid { grid-template-columns: 1fr; }
    .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
    .hero.parallax-light, .impact-banner { background-attachment: scroll; }
    .slant-bottom, .slant-top { clip-path: none; }
}

/* Corrección de desbordamiento y legibilidad móvil */
@media (max-width: 767px) {
    /* Ajuste de tipografía para evitar que se corte el texto */
    h1.text-primary { font-size: 2.2rem !important; line-height: 1.2 !important; }
    .section-title { font-size: 1.8rem !important; }
    
    /* Ajuste de contenedores para evitar scroll horizontal */
    .container { padding: 0 1.5rem; }
    
    /* Ajuste del Hero para que no ocupe más de la pantalla */
    .hero.parallax-light { height: auto; min-height: 80vh; padding: 4rem 0; }
    .hero-content { padding-top: 2rem; }
    .hero-actions { flex-direction: column; gap: 1rem; }
    
    /* Asegurar que las tarjetas no se corten */
    .glass-card { padding: 2rem 1.5rem; }
}

/* Corrección específica para la sección NOSOTROS en Android/Móvil */
@media (max-width: 767px) {
    /* Ajuste forzado para que el título no desborde */
    .about .section-title { 
        font-size: 1.6rem !important; 
        line-height: 1.3 !important;
        word-wrap: break-word;
    }
    
    /* Asegurar que el grid no genere scroll horizontal */
    .about-grid { 
        grid-template-columns: 1fr !important; 
        gap: 2rem !important; 
    }
    
    /* Reducción de padding interno para aprovechar el ancho */
    .about { padding: 4rem 1rem !important; }
    
    /* Ajuste de los cuadros de estadísticas (100% / 360°) */
    .about-stats { 
        flex-direction: column !important; 
        gap: 1rem !important; 
    }
    
    .stat-box { padding: 1.5rem !important; }
    .stat-box h3 { font-size: 2.5rem !important; }
}
/* Ajustes finales solicitados para el hero */
.hero-overlay-light {
    display: none !important;
    background: transparent !important;
}

.hero h1.text-primary {
    text-transform: none !important;
}

.hero h1.text-primary .title-navy {
    color: #1b365d !important;
}

.hero h1.text-primary .title-surgery-blue {
    color: #6ec6e8 !important;
}

/* Composición final del hero: texto alineado a la izquierda como ejemplo.jpeg */
.hero.parallax-light {
    justify-content: flex-start !important;
    background-position: center right !important;
}

.hero.parallax-light .container {
    width: 100%;
}

.hero-content {
    max-width: 540px !important;
    margin-left: 0 !important;
    padding: 3.25rem 2.75rem !important;
    border-radius: 34px !important;
    background: rgba(255, 255, 255, 0.88) !important;
    box-shadow: 0 24px 70px rgba(27, 54, 93, 0.10) !important;
    text-align: left !important;
}

.hero h1.text-primary {
    max-width: 500px !important;
    margin-bottom: 2rem !important;
    font-size: clamp(2.9rem, 4.4vw, 4.9rem) !important;
    line-height: 1.02 !important;
    letter-spacing: -0.06em !important;
    text-align: left !important;
}

.hero h1.text-primary .title-navy,
.hero h1.text-primary .title-surgery-blue {
    display: inline !important;
}

.hero-lead-dark {
    max-width: 460px !important;
    color: #1f2f46 !important;
    text-align: left !important;
}

.hero-actions {
    justify-content: flex-start !important;
}

@media (max-width: 1024px) {
    .hero-content {
        max-width: 500px !important;
        padding: 2.5rem 2rem !important;
    }
}

@media (max-width: 767px) {
    .hero.parallax-light {
        background-position: 64% center !important;
    }

    .hero-content {
        max-width: calc(100% - 1rem) !important;
        padding: 2rem 1.5rem !important;
        margin: 0 auto !important;
        background: rgba(255, 255, 255, 0.90) !important;
    }

    .hero h1.text-primary {
        font-size: clamp(2rem, 10vw, 3rem) !important;
        line-height: 1.08 !important;
    }
}