/* 
 * Rankeo - Estilos CSS Responsive
 * 
 * Este archivo contiene todos los estilos para la web de Rankeo,
 * organizados para asegurar una experiencia responsive en todos los dispositivos.
 */

/* ===== VARIABLES Y RESET ===== */
:root {
    /* Colores principales */
    --primary-color: #1E73BE;
    --secondary-color: #333333;
    --accent-color: #FF6B00;
    --light-color: #F5F7FA;
    --dark-color: #222222;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    
    /* Tipografía */
    --heading-font: 'Montserrat', sans-serif;
    --body-font: 'Open Sans', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Bordes y sombras */
    --border-radius: 4px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 10px 15px rgba(0, 0, 0, 0.15);
    
    /* Transiciones */
    --transition-speed: 0.3s;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--body-font);
    line-height: 1.6;
    color: var(--secondary-color);
    background-color: #fff;
}

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

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

a:hover {
    color: var(--accent-color);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* ===== TIPOGRAFÍA ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--secondary-color);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

strong {
    font-weight: 700;
}

/* ===== BOTONES ===== */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

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

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

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

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

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
    flex-wrap: wrap;
    justify-content: center;
}

/* ===== HEADER ===== */
#main-header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

#main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    max-width: 180px;
}

#main-nav ul {
    display: flex;
    gap: var(--spacing-md);
}

#main-nav a {
    font-weight: 600;
    color: var(--secondary-color);
}

#main-nav a:hover {
    color: var(--primary-color);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--secondary-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* ===== SECCIONES ===== */
section {
    padding: var(--spacing-xl) 0;
}

/* Hero Section */
#hero {
    padding-top: calc(var(--spacing-xl) + 80px); /* Ajuste para el header fijo */
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e7eb 100%);
}

#hero .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 1;
    text-align: center;
}

#hero h1 {
    color: var(--primary-color);
    font-size: 2.8rem;
    margin-bottom: var(--spacing-xs);
}

#hero h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    text-align: left;
}

/* Sección de diagnóstico */
#diagnostico {
    background-color: var(--light-color);
}

/* Caso de estudio */
#caso-estudio .case-study-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.case-study-text {
    flex: 3;
}

.case-study-graph {
    flex: 2;
}

/* Metodología */
#metodologia {
    background-color: var(--light-color);
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.methodology-item {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.methodology-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.methodology-icon {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-sm);
}

/* Testimonios */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.testimonial-item {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.testimonial-content {
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

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

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

/* Garantía */
#garantia {
    background-color: var(--light-color);
    text-align: center;
}

/* Planes de precios */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.pricing-item {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.pricing-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.pricing-item.featured {
    transform: scale(1.05);
    border: 2px solid var(--primary-color);
}

.pricing-header {
    background-color: var(--light-color);
    padding: var(--spacing-md);
    text-align: center;
}

.pricing-header h3 {
    margin-bottom: var(--spacing-xs);
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price span {
    font-size: 1rem;
    font-weight: 400;
}

.pricing-body {
    padding: var(--spacing-md);
}

.pricing-description {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.pricing-features {
    margin-bottom: var(--spacing-md);
}

.pricing-features li {
    margin-bottom: var(--spacing-xs);
    padding-left: 25px;
    position: relative;
}

.pricing-features li::before {
    content: "✓";
    color: var(--success-color);
    position: absolute;
    left: 0;
    top: 0;
}

.pricing-footer {
    padding: var(--spacing-md);
    text-align: center;
}

/* Addons */
.addons {
    margin-top: var(--spacing-xl);
}

.addons h3 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

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

.addon-item {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.addon-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: var(--spacing-xs) 0;
}

.addon-description {
    font-size: 0.9rem;
    color: #666;
}

/* FAQ */
#faq {
    background-color: var(--light-color);
}

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

.faq-item {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.faq-item h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
}

/* Bonos */
.bonuses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

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

.bonus-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
}

.limited-offer {
    margin-top: var(--spacing-xl);
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--light-color);
    border-radius: var(--border-radius);
}

/* Contacto */
#contacto {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0d4b87 100%);
    color: white;
    text-align: center;
}

#contacto h2 {
    color: white;
}

.price-highlight {
    font-size: 2rem;
    font-weight: 700;
    margin: var(--spacing-md) 0;
}

.guarantee {
    font-style: italic;
    margin-bottom: var(--spacing-lg);
}

.contact-form-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.form-group {
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--secondary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: var(--body-font);
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group button {
    width: 100%;
}

/* Footer */
#main-footer {
    background-color: var(--dark-color);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo img {
    max-width: 150px;
    margin-bottom: var(--spacing-sm);
}

.footer-links h4,
.footer-contact h4,
.footer-social h4 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer-links ul li,
.footer-contact ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a,
.footer-contact a {
    color: #aaa;
}

.footer-links a:hover,
.footer-contact a:hover {
    color: white;
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background-color var(--transition-speed) ease;
}

.social-icons a:hover {
    background-color: var(--primary-color);
}

.social-icons img {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.legal-links {
    display: flex;
    gap: var(--spacing-md);
}

.legal-links a {
    color: #aaa;
    font-size: 0.9rem;
}

.legal-links a:hover {
    color: white;
}

/* ===== MEDIA QUERIES ===== */

/* Tablets */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }
    
    .methodology-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-item.featured {
        grid-column: span 2;
        margin-bottom: var(--spacing-md);
    }
    
    .addons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-logo {
        grid-column: span 2;
        text-align: center;
        margin-bottom: var(--spacing-md);
    }
}

/* Móviles grandes */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    #main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: white;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        padding: var(--spacing-md) 0;
    }
    
    #main-nav.active {
        display: block;
    }
    
    #main-nav ul {
        flex-direction: column;
        align-items: center;
    }
    
    #main-nav li {
        margin-bottom: var(--spacing-sm);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    #hero .container {
        flex-direction: column;
    }
    
    .hero-content {
        text-align: center;
    }
    
    #hero h1 {
        font-size: 2.2rem;
    }
    
    #hero h2 {
        font-size: 1.3rem;
        text-align: center;
    }
    
    #caso-estudio .case-study-content {
        flex-direction: column;
    }
    
    .methodology-grid,
    .testimonials-grid,
    .pricing-grid,
    .addons-grid,
    .faq-grid,
    .bonuses-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-item.featured {
        grid-column: span 1;
        transform: scale(1);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-logo {
        grid-column: span 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .legal-links {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

/* Móviles pequeños */
@media (max-width: 480px) {
    html {
        font-size: 13px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.7rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
    }
}