/* Reset y configuración base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colores de la bandera de Ecuador */
    --ecuador-yellow: #FFD700;
    --ecuador-blue: #0044AA;
    --ecuador-red: #FF0000;
    
    /* Paleta de colores del sitio */
    --primary-blue: #4A90E2;
    --secondary-blue: #357ABD;
    --dark-blue: #2C5282;
    --light-blue: #E3F2FD;
    --accent-yellow: #FFC107;
    --accent-red: #DC3545;
    
    /* Colores neutros */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #6C757D;
    --dark-gray: #343A40;
    --black: #000000;
    
    /* Tipografía */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --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;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Sombras */
    --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);
    
    /* Transiciones */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    padding: var(--spacing-lg) 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

.logo-img {
    height: 50px;
    width: auto;
    transition: transform var(--transition-normal);
}

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

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    margin: 0;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-base);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--accent-yellow);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 100%;
}

.whatsapp-btn {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: var(--white);
    text-decoration: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.whatsapp-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, #128C7E 0%, #25D366 100%);
}

.whatsapp-btn i {
    font-size: var(--font-size-lg);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 50%, var(--light-gray) 100%);
    padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23E3F2FD" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--medium-gray);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-support {
    margin-top: var(--spacing-xl);
}

.support-text {
    font-size: var(--font-size-base);
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
}

.whatsapp-cta {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: var(--white);
    text-decoration: none;
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: var(--font-size-lg);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.whatsapp-cta::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 var(--transition-slow);
}

.whatsapp-cta:hover::before {
    left: 100%;
}

.whatsapp-cta:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.whatsapp-cta i {
    font-size: var(--font-size-xl);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Bandera de Ecuador */
.ecuador-flag {
    width: 300px;
    height: 200px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
    transform: perspective(1000px) rotateY(-15deg);
    transition: transform var(--transition-normal);
}

.ecuador-flag:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.05);
}

.flag-yellow {
    height: 50%;
    background: linear-gradient(135deg, var(--ecuador-yellow) 0%, #FFE55C 100%);
}

.flag-blue {
    height: 25%;
    background: linear-gradient(135deg, var(--ecuador-blue) 0%, #0066CC 100%);
}

.flag-red {
    height: 25%;
    background: linear-gradient(135deg, var(--ecuador-red) 0%, #FF3333 100%);
}

.flag-emblem {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.flag-emblem img {
    width: 40px;
    height: 40px;
}

.hero-bottom {
    margin-top: var(--spacing-3xl);
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-motto {
    font-size: var(--font-size-lg);
    color: var(--medium-gray);
    font-style: italic;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.7;
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
}

/* Services Section */
.services {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    text-align: center;
    color: var(--dark-blue);
    margin-bottom: var(--spacing-3xl);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-yellow) 100%);
    border-radius: var(--radius-sm);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.service-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(74, 144, 226, 0.1);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-yellow) 100%);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, var(--accent-yellow) 0%, var(--primary-blue) 100%);
}

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

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

.service-description {
    font-size: var(--font-size-base);
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--primary-blue) 100%);
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23FFFFFF" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
}

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

.footer-text {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.footer-text p {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-copyright {
    font-size: var(--font-size-base);
    opacity: 0.8;
}

.footer-link {
    color: var(--accent-yellow);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.footer-link:hover {
    color: var(--white);
    text-shadow: 0 0 10px var(--accent-yellow);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav-list {
        gap: var(--spacing-md);
    }
    
    .hero {
        padding: calc(120px + var(--spacing-xl)) 0 var(--spacing-xl) 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .ecuador-flag {
        width: 250px;
        height: 167px;
        margin: 0 auto;
        transform: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .service-card {
        padding: var(--spacing-xl);
    }
    
    .whatsapp-btn,
    .whatsapp-cta {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-description,
    .hero-motto {
        font-size: var(--font-size-base);
    }
    
    .ecuador-flag {
        width: 200px;
        height: 133px;
    }
    
    .service-icon {
        width: 60px;
        height: 60px;
    }
    
    .service-icon i {
        font-size: var(--font-size-xl);
    }
}

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

.service-card {
    animation: fadeInUp 0.6s ease-out;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(4) { animation-delay: 0.4s; }
.service-card:nth-child(5) { animation-delay: 0.5s; }
.service-card:nth-child(6) { animation-delay: 0.6s; }
.service-card:nth-child(7) { animation-delay: 0.7s; }

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

/* Efectos de hover adicionales */
.service-card:hover .service-title {
    color: var(--primary-blue);
    transition: color var(--transition-normal);
}

.service-card:hover .service-description {
    color: var(--dark-gray);
    transition: color var(--transition-normal);
}