/* 
 * nudefyES.site - Herramienta española de IA para desnudos
 * Modern Spanish-inspired design with red and yellow color scheme
 */

:root {
    /* Spanish-inspired color palette */
    --primary: #E63946;      /* Spanish red */
    --secondary: #F1C40F;    /* Spanish gold/yellow */
    --accent: #1D3557;       /* Deep blue accent */
    --light: #FCF6F5;
    --dark: #1D1E18;
    --grey-light: #F7F7F7;
    --grey-medium: #A8A8A8;
    --grey-dark: #444444;
    
    /* Typography */
    --font-heading: 'Montserrat', 'Raleway', sans-serif;
    --font-body: 'Open Sans', 'Lato', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    
    /* Borders & Shadows */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
    overflow-x: hidden;
}

.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--dark);
}

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

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

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

h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

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

.accent {
    color: var(--primary);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

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

.section-subheading {
    font-size: 1.1rem;
    color: var(--grey-dark);
    max-width: 700px;
    margin: 0 auto;
}

/* Header and Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md) 0;
    transition: all 0.3s ease;
}

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

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

.logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--dark);
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-links li a {
    color: var(--dark);
    font-weight: 600;
}

.nav-links li a:hover {
    color: var(--primary);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
}

.menu-toggle span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: var(--dark);
    border-radius: 3px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: all 0.25s ease-in-out;
}

.menu-toggle span:nth-child(1) {
    top: 0px;
}

.menu-toggle span:nth-child(2) {
    top: 8px;
}

.menu-toggle span:nth-child(3) {
    top: 16px;
}

.menu-toggle.active span:nth-child(1) {
    top: 8px;
    transform: rotate(45deg);
}

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

.menu-toggle.active span:nth-child(3) {
    top: 8px;
    transform: rotate(-45deg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

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

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

.btn-secondary {
    background: var(--secondary);
    color: var(--dark);
    border-color: var(--secondary);
}

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

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.nav-button {
    background: var(--primary);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-md);
}

.nav-button:hover {
    background: var(--secondary);
    color: var(--dark);
}

/* Hero Section */
.hero {
    padding-top: 100px;
    padding-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255,255,255,1) 0%, var(--grey-light) 100%);
}

.curved-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.curved-background svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 200px;
    fill: var(--primary);
    opacity: 0.1;
}

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

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.subtitle {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--grey-dark);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-shape {
    position: relative;
    width: 100%;
    height: 100%;
}

/* Features Section */
.features {
    padding: var(--spacing-xl) 0;
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border-bottom: 3px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-bottom: 3px solid var(--primary);
}

.feature-icon {
    margin-bottom: var(--spacing-md);
}

/* How It Works Section */
.how-it-works {
    position: relative;
    margin: var(--spacing-xl) 0;
}

.diagonal-box {
    position: relative;
    padding: var(--spacing-xl) 0;
    background: var(--grey-light);
    clip-path: polygon(0 0, 100% 3%, 100% 97%, 0 100%);
}

.diagonal-box .content {
    padding: var(--spacing-lg) 0;
}

.steps {
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    background-color: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 50%;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.cta-center {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* Testimonials Section */
.testimonials {
    padding: var(--spacing-xl) 0;
}

.testimonials-slider {
    display: flex;
    gap: var(--spacing-lg);
    overflow-x: auto;
    padding: var(--spacing-md) 0;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
}

.testimonials-slider::-webkit-scrollbar {
    display: none;
}

.testimonial {
    min-width: 300px;
    flex: 0 0 300px;
    background: white;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    scroll-snap-align: start;
    border-top: 3px solid var(--secondary);
}

.testimonial-stars {
    color: var(--secondary);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
}

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

.testimonial-author {
    text-align: right;
    font-weight: bold;
}

/* FAQ Section */
.faq {
    padding: var(--spacing-xl) 0;
    background-color: var(--grey-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    position: relative;
}

.faq-question h3 {
    margin-bottom: 0;
    font-size: 1.1rem;
    padding-right: 30px;
}

.faq-icon {
    position: relative;
    width: 20px;
    height: 20px;
}

.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    background-color: var(--primary);
    transition: all 0.3s ease;
}

.faq-icon::before {
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    transform: translateY(-50%);
}

.faq-icon::after {
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    transform: translateX(-50%);
}

.faq-item.active .faq-icon::after {
    transform: translateX(-50%) rotate(90deg);
    opacity: 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 var(--spacing-md);
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: var(--spacing-md);
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: var(--spacing-xl) 0;
    text-align: center;
    color: white;
}

.cta h2 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.cta p {
    margin-bottom: var(--spacing-lg);
}

.cta .btn-primary {
    background: white;
    color: var(--primary);
    border-color: white;
}

.cta .btn-primary:hover {
    background: transparent;
    color: white;
}

/* Footer */
.site-footer {
    background-color: var(--dark);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.footer-brand-info h3 {
    color: white;
    margin-bottom: 0;
}

.footer-brand-info p {
    color: var(--grey-medium);
    margin-bottom: 0;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-xl);
}

.footer-column h4 {
    color: var(--grey-light);
    margin-bottom: var(--spacing-md);
}

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

.footer-column ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-column ul li a {
    color: var(--grey-medium);
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: var(--secondary);
}

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

.footer-bottom p {
    color: var(--grey-medium);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

/* Animation classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    transition-delay: var(--animation-delay, 0ms);
}

.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-xl);
    }
    
    .footer-brand {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        flex-direction: column;
        background-color: white;
        width: 250px;
        height: 100vh;
        z-index: 100;
        padding-top: var(--spacing-lg);
        transition: all 0.3s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        gap: var(--spacing-md);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .feature-cards {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .step {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .testimonials-slider {
        gap: var(--spacing-md);
    }
    
    .testimonial {
        min-width: 260px;
        flex: 0 0 260px;
    }
}