/* Variables */
:root {
    --primary-color: #1976d2;
    --secondary-color: #dc004e;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --header-height: 80px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header y Navegación */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    height: 70px;
    box-shadow: var(--shadow);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
}

.logo img {
    height: 45px;
    width: auto;
    transition: var(--transition);
}

.header.scrolled .logo img {
    height: 35px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

.tagline {
    font-size: 0.8rem;
    color: #666;
    font-weight: 400;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-list {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-item {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition);
}

.nav-item::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-item:hover {
    color: var(--primary-color);
}

.nav-item:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.cta-button {
    background: linear-gradient(45deg, var(--primary-color), #2196f3);
    color: var(--white);
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(25, 118, 210, 0.2);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(25, 118, 210, 0.3);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    width: 24px;
    height: 20px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-color);
    transition: var(--transition);
    transform-origin: left;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 50vh;
    background: linear-gradient(rgba(63, 63, 63, 0.5), rgba(0, 0, 0, 0.5)), url('../img/hero.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 4rem 2rem;
}

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

.hero h1 {
    margin-top: 50px;
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 1px;
}
@media (max-width: 768px) {
    .hero h1 {
        margin-top: 0px;
    }
}

.hero .highlight {
    color: #4CAF50;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero .cta-button {
    display: inline-block;
    padding: 1rem 3rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 500;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 2px solid var(--primary-color);
}

.hero .cta-button:hover {
    background-color: transparent;
    transform: translateY(-2px);
}
#cotizar h2{
    text-align: center;
}

/* Calculator Section */
.calculator-section {
    padding: 4rem 0;
    background-color: var(--light-gray);
}

.calculator-form {
    max-width: 600px;
    margin: 2rem auto;
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group select,
.form-group input[type="text"] {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.radio-group {
    display: flex;
    gap: 2rem;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.submit-button {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-button:hover {
    background-color: #1565c0;
}

/* Features Section */
.features {
    padding: 4rem 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* Testimonials Section */
.testimonials {
    padding: 4rem 0;
    background-color: var(--white);
}

.testimonials h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

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

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    color: #666;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    font-size: 2rem;
    background: var(--light-gray);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-info h4 {
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.author-info p {
    font-size: 0.9rem;
    color: #666;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-section a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Spinner */
.spinner {
    width: 40px;
    height: 40px;
    margin: 2rem auto;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hidden {
    display: none;
}

/* Resultado */
.resultado {
    margin: 1rem 0;
    padding: 1rem;
    background-color: #e3f2fd;
    border-radius: 5px;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .header-content {
        padding: 0 1.5rem;
    }

    .nav-list {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .header {
        height: 70px;
    }

    .header.scrolled {
        height: 60px;
    }

    .logo img {
        height: 35px;
    }

    .header.scrolled .logo img {
        height: 30px;
    }

    .tagline {
        display: none;
    }

    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        transform: translateX(100%);
        transition: var(--transition);
    }

    .main-nav.active {
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .nav-item {
        font-size: 1.2rem;
    }

    .cta-button {
        width: 100%;
        text-align: center;
        margin-top: 1rem;
    }

    .menu-toggle {
        display: block;
    }

    .menu-toggle.active .hamburger span:nth-child(1) {
        transform: rotate(45deg);
    }

    .menu-toggle.active .hamburger span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active .hamburger span:nth-child(3) {
        transform: rotate(-45deg);
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .hero .cta-button {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .header-content {
        padding: 0 1rem;
    }

    .brand-name {
        font-size: 1.2rem;
    }

    .logo img {
        height: 30px;
    }

    .hero {
        padding: 6rem 1rem 3rem;
    }

    .calculator-form {
        padding: 1rem;
    }

    .testimonial-card {
        padding: 1.5rem;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero .cta-button {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }
}