/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Font Face Declarations */
@font-face {
    font-family: 'BlauerNue';
    src: url('fonts/BlauerNue-ExtraBold.ttf') format('truetype');
    font-weight: 800;
    font-style: normal;
}

@font-face {
    font-family: 'Brix';
    src: url('fonts/Brix-Regular.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'FunnelSans';
    src: url('./fonts/FunnelSans-Regular.otf') format('opentype'),
         url('fonts/FunnelSans-Regular.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'FunnelSans';
    src: url('fonts/FunnelSans-Bold.otf') format('opentype');
    font-weight: 700;
    font-style: normal;
}

@font-face {
    font-family: 'Halfre';
    src: url('fonts/Halfre.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'PTSerif';
    src: url('fonts/PTSerif.ttc') format('truetype');
    font-weight: 400;
    font-style: normal;
}

:root {
    /* Colors - HEROICA Brand Palette */
    --primary-color: #01284f;        /* Azul marino oscuro */
    --primary-dark: #001a3a;         /* Azul más oscuro */
    --primary-light: #1a4a6b;        /* Azul más claro */
    --secondary-color: #f8fff1;      /* Verde muy claro/crema */
    --accent-color: #53f097;         /* Verde brillante */
    --accent-dark: #3dd67a;          /* Verde más oscuro */
    --accent-light: #7af3b3;         /* Verde más claro */
    --purple-color: #5833a3;         /* Púrpura */
    --purple-dark: #4a2b8a;          /* Púrpura más oscuro */
    --purple-light: #6b42b8;         /* Púrpura más claro */
    --text-dark: #01284f;            /* Usando el azul marino para texto */
    --text-light: #4a6b7a;           /* Azul grisáceo para texto secundario */
    --white: #ffffff;
    --light-gray: #f8fff1;           /* Usando el verde claro como fondo */
    --border-color: #d4e6d1;         /* Verde muy suave para bordes */
    --success-color: #53f097;        /* Verde brillante para éxito */
    --warning-color: #ffb347;        /* Naranja suave para advertencias */
    --error-color: #ff6b6b;          /* Rojo suave para errores */
    
    /* Typography */
    --font-family-primary: 'FunnelSans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: 'BlauerNue', 'FunnelSans', sans-serif;
    --font-family-body: 'Brix', 'PTSerif', serif;
    --font-family-accent: 'Halfre', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

html {
    min-height: 100%;
    height: 100%;
    position: relative;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 0;
    padding-top: 0;
}

/* Main content wrapper - ensures footer stays at bottom */
body > header ~ *:not(footer) {
    flex: 1 0 auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    gap: var(--spacing-sm);
    min-height: 44px; /* Tamaño mínimo táctil para móviles */
    box-sizing: border-box;
    word-wrap: break-word;
    white-space: normal;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

/* Enlaces desactivados: la página puede existir pero no navega */
a.link-disabled {
    pointer-events: none;
    cursor: not-allowed;
    opacity: 0.65;
}

a.link-disabled:focus {
    outline: none;
}

/* Header */
.header {
    display: block;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    width: 100%;
    /* Compatibilidad entre navegadores */
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.navbar {
    padding: var(--spacing-lg) 0;
    position: relative;
    z-index: 1001;
    background-color: var(--white);
    /* Compatibilidad entre navegadores */
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.nav-logo a {
    display: inline-block;
    text-decoration: none;
}

.nav-logo .logo {
    height: 120px;
    width: auto;
    transition: transform 0.3s ease;
}

.nav-logo .logo:hover {
    transform: scale(1.05);
}

/* Logo variations */
.nav-logo .logo.isotipo {
    height: 50px;
    width: 50px;
    object-fit: contain;
}

/* Hero logo - larger version for hero sections */
.hero-logo {
    height: 120px;
    width: auto;
    margin-bottom: var(--spacing-lg);
    display: block;
    margin-left: auto;
    margin-right: auto;
    transform: scale(1.5);
    transform-origin: center top;
}

.hero-content a {
    display: block;
    text-decoration: none;
}

.hero-logo.isotipo {
    height: 100px;
    width: 100px;
    object-fit: contain;
}

/* Alternative header with isotipo */
.header-alt .nav-logo .logo {
    height: 50px;
    width: 50px;
    object-fit: contain;
}

/* Mobile logo adjustments */
@media (max-width: 768px) {
    .nav-logo .logo {
        height: 80px;
    }
    
    .hero-logo {
        height: 100px;
    }
    
    .hero-logo.isotipo {
        height: 80px;
        width: 80px;
    }
}

@media (max-width: 480px) {
    .nav-logo .logo {
        height: 60px;
    }
    
    .hero-logo {
        height: 80px;
    }
    
    .hero-logo.isotipo {
        height: 70px;
        width: 70px;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-color);
}

.nav-link.cta-button {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
}

.nav-link.cta-button:hover {
    background-color: var(--primary-dark);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

/* Page Header */
.page-header {
    background: 
        radial-gradient(circle at 20% 50%, rgba(83, 240, 151, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(88, 51, 163, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(83, 240, 151, 0.15) 0%, transparent 60%),
        linear-gradient(135deg, #01284f 0%, #53f097 25%, #1a4a6b 50%, #5833a3 100%);
    background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%;
    color: var(--white);
    padding: 150px 0 var(--spacing-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    min-height: 400px;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 50% 0%, rgba(83, 240, 151, 0.12) 0%, transparent 70%),
        radial-gradient(ellipse 60% 40% at 50% 100%, rgba(248, 255, 241, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.page-header .container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.page-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    margin-top: 0;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    display: none;
}

.page-subtitle {
    font-size: var(--font-size-3xl);
    opacity: 1;
    margin-bottom: 0;
    margin-top: 0;
    position: relative;
    z-index: 1;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.4;
}

.page-subtitle::before {
    content: '';
    display: block;
    height: 60px;
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    overflow: hidden;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 600px;
    margin-top: 168px; /* Espacio para el header fijo (120px logo + 48px padding) */
    padding-top: 0;
    z-index: 1;
    /* Compatibilidad entre navegadores */
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
}

.hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    min-height: 600px;
    position: relative;
    z-index: 0;
    /* Compatibilidad entre navegadores para object-fit */
    -o-object-fit: cover;
    object-fit: cover;
}

.hero-content-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    z-index: 2;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.2) 50%, transparent 100%);
    padding-right: 2%;
    padding-left: 2%;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.hero .container {
    position: relative;
    z-index: 2;
    width: 45%;
    max-width: 550px;
    margin-left: auto;
    margin-right: 0;
}

.hero-content {
    text-align: center;
    color: var(--white);
    position: relative;
    z-index: 3;
    padding: var(--spacing-2xl) var(--spacing-md);
    width: 100%;
    max-width: 100%;
}

.hero-logo-image {
    max-width: 300px;
    width: 100%;
    height: auto;
    margin: 0 auto var(--spacing-lg);
    display: block;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.6));
    position: relative;
    z-index: 3;
}

@keyframes gradientRotate {
    0% { background-position: 0% 50%; }
    15% { background-position: 35% 40%; }
    30% { background-position: 70% 60%; }
    45% { background-position: 90% 55%; }
    60% { background-position: 75% 45%; }
    75% { background-position: 50% 50%; }
    85% { background-position: 25% 55%; }
    100% { background-position: 0% 50%; }
}

@keyframes floatErratic {
    0% { 
        transform: translate(0, 0) rotate(0deg) scale(1); 
    }
    12% { 
        transform: translate(15px, -25px) rotate(45deg) scale(1.05); 
    }
    25% { 
        transform: translate(-20px, 10px) rotate(-30deg) scale(0.95); 
    }
    38% { 
        transform: translate(30px, 15px) rotate(60deg) scale(1.1); 
    }
    50% { 
        transform: translate(-10px, -35px) rotate(-45deg) scale(0.98); 
    }
    62% { 
        transform: translate(25px, 20px) rotate(75deg) scale(1.03); 
    }
    75% { 
        transform: translate(-30px, -15px) rotate(-60deg) scale(0.97); 
    }
    87% { 
        transform: translate(10px, 25px) rotate(30deg) scale(1.02); 
    }
    100% { 
        transform: translate(0, 0) rotate(0deg) scale(1); 
    }
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6), 0 2px 10px rgba(0, 0, 0, 0.4);
    color: var(--white);
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    font-weight: 300;
    margin-bottom: var(--spacing-lg);
    opacity: 1;
    position: relative;
    z-index: 3;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.8), 0 2px 8px rgba(0, 0, 0, 0.6);
    color: var(--white);
    padding: 0 var(--spacing-sm);
}

.hero-description {
    font-size: var(--font-size-lg);
    max-width: 800px;
    margin: 0 auto var(--spacing-2xl);
    opacity: 1;
    position: relative;
    z-index: 3;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8), 0 1px 5px rgba(0, 0, 0, 0.6);
    color: var(--white);
    padding: 0 var(--spacing-sm);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 3;
    margin-top: var(--spacing-lg);
    padding: 0 var(--spacing-sm);
}

/* Sections */
.section-title {
    text-align: center;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-3xl);
    padding: 0 var(--spacing-md);
    word-wrap: break-word;
    hyphens: auto;
}

/* Three Reasons Section */
.three-reasons {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    padding: 0 var(--spacing-md);
}

.reason-card {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.reason-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.reason-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--purple-color);
    color: var(--white);
    border-radius: 50%;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-family-heading);
}

.reason-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.reason-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* How it Works Section */
.how-it-works {
    padding: var(--spacing-3xl) 0;
    background: 
        radial-gradient(ellipse at top right, rgba(83, 240, 151, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at bottom left, rgba(88, 51, 163, 0.06) 0%, transparent 50%),
        linear-gradient(180deg, #ffffff 0%, #f8fff1 100%);
    position: relative;
    overflow: hidden;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--accent-color) 20%, 
        var(--purple-color) 50%, 
        var(--accent-color) 80%, 
        transparent 100%);
    opacity: 0.3;
}

.how-it-works-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: stretch;
}

.steps-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    padding-left: 0;
    list-style: none;
    background: transparent;
    background-color: transparent;
}

.step-item {
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid rgba(83, 240, 151, 0.15);
    transition: all 0.3s ease;
    background: transparent;
    background-color: transparent;
}

.step-item:last-child {
    border-bottom: none;
}

.step-item:hover {
    border-bottom-color: rgba(83, 240, 151, 0.3);
}

.step-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 var(--spacing-sm) 0;
    line-height: 1.5;
}

/* Resaltar el número al inicio del título */
.how-it-works .step-title {
    position: relative;
    display: flex;
    align-items: baseline;
    gap: 0.5em;
    font-variant-numeric: tabular-nums;
}

/* Mostrar el número resaltado usando el atributo data-number */
.how-it-works .step-title::before {
    content: attr(data-number);
    font-size: 1.4em;
    font-weight: 700;
    font-family: var(--font-family-heading);
    color: var(--accent-color);
    line-height: 1;
    flex-shrink: 0;
}

.how-it-works .step-title .step-text {
    flex: 1;
}

.step-description {
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
    padding-left: 0;
}

.steps-images {
    display: grid;
    grid-template-columns: 1fr;
    align-items: stretch;
    height: 100%;
}

.step-image {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 255, 241, 0.3) 100%);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 15px rgba(1, 40, 79, 0.1), 0 2px 5px rgba(88, 51, 163, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 2px solid rgba(83, 240, 151, 0.1);
    position: relative;
    height: 100%;
    min-height: 400px;
    display: flex;
    align-items: stretch;
}

.step-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(83, 240, 151, 0.05) 0%, rgba(88, 51, 163, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
    pointer-events: none;
}

.step-image:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 8px 25px rgba(1, 40, 79, 0.15), 0 4px 10px rgba(88, 51, 163, 0.12);
    border-color: rgba(83, 240, 151, 0.3);
}

.step-image:hover::before {
    opacity: 1;
}

.step-image img {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
    display: block;
    position: relative;
    z-index: 0;
    transition: transform 0.3s ease;
    flex: 1;
}

.step-image:hover img {
    transform: scale(1.05);
}


/* Why HEROICA Section */
.why-heroica {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.why-content-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
}

.why-content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.why-image {
    display: none;
}

.heroica-human-image {
    width: 100%;
    height: auto;
    max-width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

.why-text {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
    text-align: center;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-3xl) 0;
    background: 
        linear-gradient(135deg, #01284f 0%, #1a4a6b 25%, #5833a3 50%, #01284f 75%, #53f097 100%);
    background-size: 300% 300%;
    animation: ctaGradient 12s ease infinite;
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at top left, rgba(83, 240, 151, 0.25) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(248, 255, 241, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

@keyframes ctaGradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.cta-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.cta-description {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
    opacity: 1;
    position: relative;
    z-index: 1;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
    color: rgba(255, 255, 255, 0.95);
}

/* Cards and Grids */
.content-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.stat-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    font-weight: 500;
}

/* Bio Section */
.bio-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.bio-image {
    text-align: center;
}

.bio-photo {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
    display: block;
    margin: 0 auto;
}

.placeholder-image {
    background-color: var(--light-gray);
    border-radius: var(--radius-xl);
    padding: var(--spacing-3xl);
    text-align: center;
}

.placeholder-image i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.placeholder-image p {
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
}

.bio-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.highlight-item i {
    color: var(--primary-color);
    width: 20px;
}

/* ISABIAL Description Section */
.isabial-description {
    padding: calc(var(--spacing-3xl) + var(--spacing-2xl)) 0;
}

.description-text {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

.description-text:last-child {
    margin-bottom: 0;
}

.text-content {
    max-width: none;
}

/* Leader Bio Section */
.leader-bio {
    padding: calc(var(--spacing-3xl) + var(--spacing-2xl)) 0;
    background-color: var(--light-gray);
}

.bio-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

.bio-text {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

/* Research Focus Section */
.research-focus {
    padding: calc(var(--spacing-3xl) + var(--spacing-2xl)) 0;
}

/* Research Grid */
.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.research-card {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease;
}

.research-card:hover {
    transform: translateY(-5px);
}

.research-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.research-icon i {
    font-size: 2rem;
    color: var(--white);
}

.research-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.research-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* Evidence Section */
.evidence-intro {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.collaboration-intro .intro-content {
    max-width: none;
    text-align: left;
}

.intro-text {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--text-dark);
}

.scientific-aspects {
    padding: var(--spacing-3xl) 0;
}

.aspects-grid {
    display: grid;
    gap: var(--spacing-2xl);
}

.aspect-card {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-color);
}

.aspect-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.aspect-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.aspect-title {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.aspect-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.performance-metrics {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.metric {
    text-align: left;
}

.metric-value {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
}

.metric-label {
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.biomarkers {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.biomarker {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* Risk Markers */
.risk-markers {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.markers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.marker-item {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: transform 0.3s ease;
    text-align: center;
}

.marker-item:hover {
    transform: translateY(-2px);
}

.marker-item i {
    color: var(--primary-color);
    width: 32px;
    font-size: 2rem;
    flex-shrink: 0;
}

.marker-item span {
    flex: 1;
    text-align: center;
}

/* AI Service Section */
.ai-service {
    padding: var(--spacing-3xl) 0;
}

.ai-content {
    max-width: 900px;
    margin: 0 auto;
}

.ai-text {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

/* Detailed Info */
.detailed-info {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.info-content {
    max-width: 900px;
    margin: 0 auto;
}

.info-section {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-2xl);
}

.info-subtitle {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.info-text {
    color: var(--text-light);
    line-height: 1.6;
}

/* Press Section */
.press-kit {
    padding: var(--spacing-3xl) 0;
}

.press-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.press-description {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--text-dark);
}

.press-downloads h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

.download-grid {
    display: grid;
    gap: var(--spacing-md);
}

.download-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.download-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.download-item i {
    color: var(--primary-color);
    width: 20px;
}

/* Key Messages */
.key-messages {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.messages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.message-card {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.message-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.message-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.message-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.message-text {
    color: var(--text-light);
    line-height: 1.6;
}

/* News Section */
.news-section {
    padding: var(--spacing-3xl) 0;
}

.news-grid {
    display: grid;
    gap: var(--spacing-2xl);
}

.news-item {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-color);
}

.news-date {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.news-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.news-excerpt {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.news-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.news-link:hover {
    text-decoration: underline;
}

/* Contact Press */
.contact-press {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
    width: 100%;
}

.contact-press-container {
    width: 75%;
    max-width: 75%;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    box-sizing: border-box;
}

.contact-press-container .section-title {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr 2fr;
    gap: var(--spacing-3xl);
    align-items: start;
    width: 100%;
    box-sizing: border-box;
}

.contact-item {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
    width: 30px;
    flex-shrink: 0;
    margin-top: 0;
}

.contact-details {
    flex: 1;
}

.contact-details h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
    margin-top: 0;
    line-height: 1.2;
}

.contact-details p {
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
}

/* Collaboration Section */
.collaboration-intro {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.intro-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.collaboration-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.human-image {
    width: 100%;
    height: auto;
    max-width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

.collaboration-cta {
    padding: var(--spacing-2xl) 0;
    background: 
        radial-gradient(ellipse at 50% 50%, rgba(83, 240, 151, 0.4) 0%, rgba(83, 240, 151, 0.2) 30%, transparent 70%),
        radial-gradient(ellipse at top left, rgba(83, 240, 151, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(88, 51, 163, 0.2) 0%, transparent 50%),
        linear-gradient(135deg, #01284f 0%, #53f097 30%, #1a4a6b 60%, #5833a3 100%);
    position: relative;
    color: var(--white);
    text-align: center;
    overflow: hidden;
}

.collaboration-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(83, 240, 151, 0.25) 0%, transparent 60%),
        radial-gradient(circle at 70% 30%, rgba(248, 255, 241, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.collaboration-cta .cta-content {
    position: relative;
    z-index: 1;
}

.collaboration-cta .cta-title {
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    color: rgba(255, 255, 255, 1);
}

.collaboration-types {
    padding: var(--spacing-3xl) 0;
}

.collaboration-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
}

.collaboration-card {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease;
}

.collaboration-card:hover {
    transform: translateY(-5px);
}

.collaboration-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.collaboration-icon i {
    font-size: 2rem;
    color: var(--white);
}

.collaboration-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.collaboration-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.collaboration-benefits h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.collaboration-benefits ul {
    list-style: none;
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.collaboration-benefits li {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-lg);
    position: relative;
}

.collaboration-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* Impact Section */
.impact-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
}

.impact-item {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.impact-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.impact-label {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    font-weight: 500;
}

/* Success Stories */
.success-stories {
    padding: var(--spacing-3xl) 0;
}

.stories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.story-card {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.story-icon {
    width: 60px;
    height: 60px;
    background-color: var(--success-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.story-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.story-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.story-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* Contact Collaboration */
.contact-collaboration {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin: var(--spacing-2xl) 0;
}

.contact-option {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.contact-option i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.contact-option h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.contact-option p {
    color: var(--text-light);
    margin: 0;
}

/* Registration Form */
.registration-section {
    padding: var(--spacing-3xl) 0;
}

.registration-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.registration-info h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

.registration-description {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: var(--spacing-2xl);
}

.benefits-list h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
}

.benefits-list ul {
    list-style: none;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.benefits-list i {
    color: var(--success-color);
    width: 20px;
}

.registration-form-container {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.registration-form {
    display: grid;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
    margin: 0;
    width: auto;
}

.link {
    color: var(--primary-color);
    text-decoration: none;
}

.link:hover {
    text-decoration: underline;
}

/* Process Section */
.process-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.process-step {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.step-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.step-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* Requirements Section */
.requirements-section {
    padding: var(--spacing-3xl) 0;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.requirement-card {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.requirement-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.requirement-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.requirement-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.requirement-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* Support Section */
.support-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--light-gray);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
}

.support-item {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.support-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.support-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.support-item p {
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* Contact Registration */
.contact-registration {
    padding: var(--spacing-3xl) 0;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin: var(--spacing-2xl) 0;
}

.contact-item {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    width: 30px;
}

.contact-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    color: var(--text-light);
    margin: 0;
}

/* Footer */
.footer {
    background: 
        radial-gradient(circle at 0% 100%, rgba(88, 51, 163, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 100% 0%, rgba(1, 40, 79, 0.4) 0%, transparent 50%),
        linear-gradient(180deg, #01284f 0%, #1a4a6b 50%, #5833a3 100%);
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    position: relative;
    overflow: hidden;
    margin-top: auto;
    width: 100%;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, rgba(83, 240, 151, 0.05) 0%, transparent 50%),
        repeating-linear-gradient(90deg, 
            transparent 0px, 
            transparent 100px, 
            rgba(248, 255, 241, 0.02) 100px, 
            rgba(248, 255, 241, 0.02) 200px);
    pointer-events: none;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    position: relative;
    z-index: 1;
}

.footer-section h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    height: 50px;
    width: auto;
    margin-bottom: var(--spacing-md);
}

.footer-section a {
    display: inline-block;
    text-decoration: none;
}

.footer-description {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-contact {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid transparent;
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.75);
    position: relative;
    z-index: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        margin-top: 128px; /* Espacio reducido para tablets (80px logo + 48px padding) */
    }
    
    .hero-content-overlay {
        justify-content: center;
        align-items: center;
        padding: var(--spacing-lg) var(--spacing-md);
        background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0.5) 100%);
    }
    
    .hero .container {
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin: 0;
    }
    
    .hero-content {
        padding: var(--spacing-lg) var(--spacing-md);
        width: 100%;
    }
    
    .hero-logo-image {
        max-width: 250px;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
        margin-bottom: var(--spacing-md);
        padding: 0;
    }
    
    .hero-description {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-lg);
        padding: 0 var(--spacing-xs);
        line-height: 1.5;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
        padding: 0;
        margin-top: var(--spacing-md);
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 128px; /* Ajustado para el nuevo tamaño del header */
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-lg) 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-xl);
    }

    .page-title {
        font-size: var(--font-size-4xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
        padding: 0 var(--spacing-sm);
        word-wrap: break-word;
        hyphens: auto;
        line-height: 1.3;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .content-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        padding: 0 var(--spacing-sm);
    }
    
    .section-title {
        padding: 0 var(--spacing-sm);
        word-wrap: break-word;
        hyphens: auto;
    }

    .bio-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .bio-highlights {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .press-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .registration-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .performance-metrics {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .contact-options {
        grid-template-columns: 1fr;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

    .markers-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: 0 var(--spacing-sm);
    }
    
    .three-reasons {
        padding: var(--spacing-2xl) 0;
    }
    
    .how-it-works {
        padding: var(--spacing-2xl) 0;
    }
    
    .how-it-works .container {
        padding: 0 var(--spacing-sm);
    }
    
    .reasons-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: 0 var(--spacing-sm);
    }

    .intro-content-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .collaboration-grid {
        grid-template-columns: 1fr;
    }

    .why-content-wrapper {
        flex-direction: column;
    }
    
    .why-content {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero {
        min-height: 400px;
        margin-top: 108px; /* Espacio reducido para móviles pequeños (60px logo + 48px padding) */
    }
    
    .hero-image {
        min-height: 400px;
    }
    
    .nav-menu {
        top: 108px; /* Ajustado para el nuevo tamaño del header en móviles */
    }
    
    .hero-content-overlay {
        justify-content: center;
        align-items: center;
        padding: var(--spacing-md) var(--spacing-sm);
        background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 50%, rgba(0, 0, 0, 0.6) 100%);
    }
    
    .hero .container {
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin: 0;
    }
    
    .hero-content {
        padding: var(--spacing-md) var(--spacing-sm);
        width: 100%;
    }
    
    .hero-logo-image {
        max-width: 200px;
        margin-bottom: var(--spacing-sm);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-sm);
        padding: 0;
    }
    
    .hero-description {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-md);
        padding: 0;
        line-height: 1.5;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
        padding: 0;
        margin-top: var(--spacing-md);
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 100%;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        white-space: normal;
        word-wrap: break-word;
    }

    .page-header {
        padding: 100px 0 var(--spacing-2xl);
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .page-title {
        font-size: var(--font-size-3xl);
    }

    .section-title {
        font-size: var(--font-size-xl);
        padding: 0 var(--spacing-xs);
        word-wrap: break-word;
        hyphens: auto;
        line-height: 1.3;
    }

    .reason-card,
    .step-item,
    .aspect-card,
    .collaboration-card {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-md);
    }
    
    .reason-title {
        font-size: var(--font-size-lg);
        line-height: 1.4;
        margin-bottom: var(--spacing-sm);
    }
    
    .reason-description {
        font-size: var(--font-size-sm);
        line-height: 1.6;
    }
    
    .how-it-works-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        padding: 0 var(--spacing-sm);
    }
    
    .steps-list {
        padding: 0;
        margin-bottom: var(--spacing-xl);
    }
    
    .step-item {
        padding: var(--spacing-md) 0;
        margin-bottom: var(--spacing-md);
    }
    
    .step-title {
        font-size: var(--font-size-lg);
        line-height: 1.4;
        margin-bottom: var(--spacing-sm);
    }
    
    .step-description {
        padding-left: 0;
        font-size: var(--font-size-sm);
        line-height: 1.6;
    }
    
    .steps-images {
        grid-template-columns: 1fr;
        margin-top: var(--spacing-xl);
    }
    
    .step-image {
        min-height: 250px;
        margin-bottom: var(--spacing-lg);
    }
    
    .step-image img {
        min-height: 250px;
        width: 100%;
        height: auto;
        object-fit: cover;
    }
    
    .step-image:nth-child(3) {
        grid-column: 1;
    }

    .registration-form-container {
        padding: var(--spacing-lg);
    }

    .markers-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reason-card,
.step-item,
.aspect-card,
.collaboration-card,
.news-item {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Additional Brand Styling */
/* Hero title gradient removed - using white text over image instead */

.section-title {
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--purple-color) 100%);
    border-radius: 2px;
}

/* Enhanced button styles */
    .btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.btn-secondary:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

/* Enhanced card styles */
.reason-card,
.aspect-card,
.collaboration-card {
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.step-item {
    border: none !important;
    position: relative;
    overflow: visible;
    background: transparent !important;
    background-color: transparent !important;
    box-shadow: none !important;
}

.reason-card::before,
.step-item::before,
.aspect-card::before,
.collaboration-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--purple-color) 100%);
}

/* Enhanced form styles */
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(83, 240, 151, 0.1);
}

/* Enhanced navigation */
.nav-link.active::after {
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--purple-color) 100%);
}

/* Enhanced metrics */
.metric-value {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--purple-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Enhanced biomarkers */
.biomarker {
    background: linear-gradient(135deg, var(--purple-color) 0%, var(--purple-light) 100%);
    color: var(--white);
    border: none;
    box-shadow: 0 2px 4px rgba(88, 51, 163, 0.2);
}

/* Print styles */
@media print {
    .header,
    .footer,
    .cta-section {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
}