/* ========================================
   Variables y Configuración Base
   ======================================== */
:root {
    --primary-color: #1a2332;
    --secondary-color: #2c3e50;
    --accent-color: #3498db;
    --light-blue: #5dade2;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-gray: #ecf0f1;
    --dark-gray: #7f8c8d;
    --white: #ffffff;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Poppins', sans-serif;
    
    --transition: all 0.3s ease;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
}

/* ========================================
   Reset y Estilos Base
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    padding: 0.5rem 0;
    background-color: rgba(26, 35, 50, 0.95);
    backdrop-filter: blur(10px);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.navbar.scrolled {
    background-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.navbar-brand .logo {
    height: 80px;
    width: auto;
    transition: var(--transition);
    display: block;
}

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

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    margin: 0 0.25rem;
    transition: var(--transition);
    position: relative;
}

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

.navbar-nav .nav-link:hover::after {
    width: 80%;
}

.navbar-nav .nav-link.btn-cta {
    background-color: var(--accent-color);
    border-radius: 25px;
    padding: 0.5rem 1.5rem !important;
    margin-left: 1rem;
}

.navbar-nav .nav-link.btn-cta:hover {
    background-color: var(--light-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.navbar-nav .nav-link.btn-cta::after {
    display: none;
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding-top: 140px;
    padding-bottom: 60px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.05" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.5;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.text-highlight {
    color: var(--accent-color);
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-features {
    margin-bottom: 2.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.feature-item i {
    color: var(--success-color);
    margin-right: 0.75rem;
    font-size: 1.3rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-primary {
    background-color: var(--accent-color);
    border: none;
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 30px;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--light-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    border: 2px solid var(--white);
    color: var(--white);
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 30px;
    transition: var(--transition);
}

.btn-outline-light:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-primary {
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 30px;
    transition: var(--transition);
}

.btn-outline-primary:hover {
    background-color: var(--accent-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator a {
    color: var(--white);
    font-size: 2rem;
    opacity: 0.7;
    transition: var(--transition);
}

.scroll-indicator a:hover {
    opacity: 1;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ========================================
   Sections
   ======================================== */
.section-padding {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.section-description {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.bg-light {
    background-color: var(--light-gray) !important;
}

.bg-dark {
    background-color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--accent-color) !important;
}

/* ========================================
   Service Cards
   ======================================== */
.service-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    height: 100%;
    transition: var(--transition);
    border: 2px solid transparent;
    box-shadow: var(--shadow-sm);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent-color), var(--light-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

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

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-description {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.service-benefit {
    color: var(--accent-color);
    font-size: 0.95rem;
    padding-top: 1rem;
    border-top: 1px solid var(--light-gray);
}

.service-card-special {
    background: linear-gradient(135deg, var(--accent-color), var(--light-blue));
    color: var(--white);
}

.service-card-special .service-title,
.service-card-special .service-description {
    color: var(--white);
}

.service-card-special .service-icon {
    background: rgba(255, 255, 255, 0.2);
}

/* ========================================
   Why Cards
   ======================================== */
.why-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    height: 100%;
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.why-card i {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    display: block;
}

.why-card p {
    font-size: 1.1rem;
    margin: 0;
}

/* ========================================
   Target Cards
   ======================================== */
.target-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
}

.target-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.target-card i {
    font-size: 3.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    display: block;
}

.target-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin: 0;
}

/* ========================================
   Process Cards
   ======================================== */
.process-card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
    border: 2px solid transparent;
    height: 100%;
}

.process-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.process-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-color), var(--light-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.process-card i {
    font-size: 3rem;
    color: var(--accent-color);
    margin: 1.5rem 0 1rem;
    display: block;
}

.process-card h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin: 0;
}

/* ========================================
   Partners Section
   ======================================== */
#partners {
    background: linear-gradient(135deg, var(--light-gray) 0%, rgba(52, 152, 219, 0.05) 100%);
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 120px;
    background-color: var(--white);
    border-radius: 15px;
    padding: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
}

.partner-logo:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.partner-logo img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    transition: var(--transition);
}

.partner-logo:hover img {
    filter: grayscale(0%);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-top: 0.5rem;
}

/* ========================================
   FAQ Section
   ======================================== */
.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-button {
    background-color: var(--white);
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1.1rem;
    padding: 1.25rem 1.5rem;
    border: none;
}

.accordion-button:not(.collapsed) {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border: none;
}

.accordion-button::after {
    filter: brightness(0) invert(1);
}

.accordion-body {
    padding: 1.5rem;
    background-color: var(--light-gray);
    color: var(--text-dark);
    font-size: 1rem;
}

/* ========================================
   Contact Form
   ======================================== */
.contact-form .form-control,
.contact-form .form-select {
    padding: 0.75rem 1rem;
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--text-dark);
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    border-color: var(--white);
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25);
    background-color: var(--white);
}

.contact-form .form-control::placeholder {
    color: var(--text-light);
}

.btn-success {
    background-color: var(--success-color);
    border: none;
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 30px;
    transition: var(--transition);
}

.btn-success:hover {
    background-color: #229954;
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-logo {
    height: 60px;
    width: auto;
    display: block;
}

.footer h5 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
    padding: 0;
}

.footer-contact li {
    margin-bottom: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact i {
    color: var(--accent-color);
    margin-right: 0.5rem;
    width: 20px;
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    margin-right: 0.5rem;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
}

.footer-divider {
    border-color: rgba(255, 255, 255, 0.1);
    margin: 2rem 0 1.5rem;
}

/* ========================================
   WhatsApp Float Button
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    background-color: #128c7e;
    transform: scale(1.1);
    color: var(--white);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .navbar-nav .nav-link.btn-cta {
        margin-left: 0;
        margin-top: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
}

@media (max-width: 767px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-padding {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        right: 20px;
    }
}

/* ========================================
   Utilities
   ======================================== */
.text-primary {
    color: var(--accent-color) !important;
}

.rounded {
    border-radius: 15px !important;
}

.shadow {
    box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}