/* Variables de Color basadas en tu Branding */
:root {
    --primary-blue: #0c4271;
    --secondary-blue: #0076c0;
    --whatsapp-green: #25d366;
    --dark-text: #333333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* Reset Básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    color: var(--dark-text);
    line-height: 1.6;
    background-color: var(--light-bg);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Navbar */
.navbar {
    background-color: var(--white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    max-height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
    list-style: none;
}

/* Estilo general para los enlaces del navbar */
.nav-links a {
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: bold;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--secondary-blue);
}

/* Estilo EXCLUSIVO para el botón de Iniciar Sesión */
.nav-links a.btn-login {
    background-color: var(--primary-blue);
    color: var(--white) !important; /* El !important asegura que gane sobre el color azul general */
    padding: 8px 20px;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.nav-links a.btn-login:hover {
    background-color: var(--secondary-blue);
    color: var(--white) !important;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Hero Section */
.hero {
    background-color: var(--white);
    padding: 40px 0;
    text-align: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.hero-text {
    max-width: 600px;
}

.hero h1 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
    line-height: 1.3;
}

.hero h1 span {
    color: var(--whatsapp-green);
}

.hero p {
    font-size: 1rem;
    margin-bottom: 20px;
    color: #666;
}

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

.hero-image img {
    max-width: 100%;
    width: 250px;
    height: auto;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

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

.btn-whatsapp:hover {
    background-color: #1ebe5d;
}

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

.btn-secondary:hover {
    background-color: #082d4f;
}

.btn-email {
    background-color: var(--secondary-blue);
    color: var(--white);
    margin-top: 10px;
}

.btn-block {
    width: 100%;
    font-size: 1.1rem;
}

/* Features */
.features {
    padding: 40px 0;
    background-color: var(--light-bg);
    text-align: center;
}

.features h2 {
    color: var(--primary-blue);
    margin-bottom: 30px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
    cursor: pointer;
    position: relative;
}

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

.feature-card i {
    font-size: 2.5rem;
    color: var(--secondary-blue);
    margin-bottom: 15px;
}

.card-detail {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    text-align: left;
    background: var(--light-bg);
    border-radius: 5px;
    margin-top: 0;
}

.card-detail p {
    margin-bottom: 10px;
    color: var(--dark-text);
}

.card-detail ul {
    margin: 0;
    padding-left: 20px;
    color: #555;
}

.card-detail li {
    margin-bottom: 8px;
    font-size: 0.9rem;
    line-height: 1.4;
}

.feature-card.active .card-detail {
    max-height: 300px;
    padding: 15px;
    margin-top: 15px;
}

.expand-icon {
    display: inline-block;
    margin-top: 10px;
    font-size: 0.8rem;
    color: var(--secondary-blue);
    transition: transform 0.3s ease;
}

.feature-card.active .expand-icon {
    transform: rotate(180deg);
}

/* Formulario de Contacto */
.contact-section {
    padding: 40px 0;
    background-color: var(--white);
}

.contact-section h2 {
    text-align: center;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.contact-section > p {
    text-align: center;
    margin-bottom: 30px;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto 30px auto;
    background: var(--light-bg);
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: var(--primary-blue);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-blue);
    box-shadow: 0 0 5px rgba(0, 118, 192, 0.3);
}

.direct-contact {
    text-align: center;
    margin-top: 20px;
}

/* Footer */
footer {
    background-color: var(--primary-blue);
    color: var(--white);
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}

footer a {
    color: var(--white);
    text-decoration: underline;
}

/* Botón Flotante de WhatsApp */
.float-wa {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: var(--whatsapp-green);
    color: var(--white);
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.float-wa:hover {
    transform: scale(1.1);
    background-color: #1ebe5d;
    color: var(--white);
}

/* Responsive */
@media (min-width: 768px) {
    .hero {
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .hero-image img {
        width: 300px;
    }
}

@media (max-width: 767px) {
    .nav-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 10px;
    }

    .hero {
        padding: 30px 0;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero p {
        font-size: 0.95rem;
    }
    
    .hero-image img {
        width: 180px;
    }
    
    .float-wa {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .features {
        padding: 40px 0;
    }
    
    .feature-card {
        padding: 20px;
    }
    
    .contact-section {
        padding: 40px 0;
    }
    
    .contact-form {
        padding: 20px;
    }
}