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

:root {
    --primary-color: #667eea;
    --primary-dark: #5568d3;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --text-dark: #1a202c;
    --text-light: #4a5568;
    --text-lighter: #718096;
    --bg-light: #f7fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navbar */
.navbar {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: inline-block;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    flex-shrink: 0;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: var(--transition);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    width: 100%;
}

.btn-app {
    background: var(--gradient-1);
    color: white;
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    white-space: nowrap;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-app:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: var(--gradient-1);
    opacity: 0.05;
    border-radius: 50%;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.highlight {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.promo-badge {
    display: inline-block;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(240, 147, 251, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

.promo-badge strong {
    font-weight: 700;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 10px 30px rgba(240, 147, 251, 0.3);
    }

    50% {
        transform: scale(1.05);
        box-shadow: 0 15px 40px rgba(240, 147, 251, 0.5);
    }
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    display: inline-block;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
}

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

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 3rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.hero-image {
    position: relative;
    z-index: 1;
}

.hero-mockup {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

.mockup-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: var(--gradient-1);
    opacity: 0.15;
    filter: blur(60px);
    border-radius: 20px;
    z-index: -1;
}

.hero-mockup img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    -ms-interpolation-mode: nearest-neighbor;
    image-rendering: -webkit-optimize-contrast;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--bg-white);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
}

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

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Screenshots Section */
.screenshots {
    padding: 100px 0;
    background: var(--bg-light);
}

.screenshots-carousel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.screenshot-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.screenshot-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.screenshot-item img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-item h4 {
    padding: 1.5rem 1.5rem 0.5rem;
    font-size: 1.3rem;
    color: var(--text-dark);
}

.screenshot-item p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-light);
}

/* Retos Section */
.retos-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f6f8fb 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.retos-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.retos-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(245, 93, 108, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.retos-content {
    position: relative;
    z-index: 1;
}

.retos-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.reto-feature {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.reto-feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.reto-feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.reto-feature h3 {
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.reto-feature p {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 0.95rem;
}

.retos-examples {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.retos-examples h3 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 2rem;
}

.retos-examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1.5rem;
}

.reto-example {
    background: var(--bg-light);
    padding: 1.5rem 1rem;
    border-radius: 12px;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.reto-example:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
    background: white;
    box-shadow: var(--shadow-md);
}

.reto-example-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.5rem;
}

.reto-example-text {
    display: block;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.9rem;
}

.retos-cta {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--gradient-1);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 1;
}

.retos-cta-text {
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.retos-cta .btn-cta {
    background: white;
    color: var(--primary-color);
    padding: 1rem 3rem;
    font-size: 1.1rem;
    border-radius: 50px;
    text-decoration: none;
    display: inline-block;
    font-weight: 700;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.retos-cta .btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    background: var(--bg-light);
}

/* IA Section - Análisis Inteligente */
.ia-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    position: relative;
    overflow: hidden;
}

.ia-section::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -15%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.2) 0%, transparent 60%);
    border-radius: 50%;
    animation: pulse-glow 8s ease-in-out infinite;
}

.ia-section::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(156, 39, 176, 0.15) 0%, transparent 60%);
    border-radius: 50%;
    animation: pulse-glow 10s ease-in-out infinite reverse;
}

@keyframes pulse-glow {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.ia-section .section-header .section-title,
.ia-section .section-header .section-subtitle {
    color: white;
}

.ia-section .section-subtitle {
    opacity: 0.9;
}

.ia-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.ia-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.ia-feature {
    background: rgba(255, 255, 255, 0.05);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.ia-feature:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
    border-color: rgba(102, 126, 234, 0.5);
}

.ia-feature-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
}

.ia-feature h3 {
    font-size: 1.1rem;
    color: white;
    margin-bottom: 0.5rem;
}

.ia-feature p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    line-height: 1.6;
}

.ia-showcase {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.ia-score-demo {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3) 0%, rgba(118, 75, 162, 0.3) 100%);
    padding: 3rem 2rem;
    border-radius: 24px;
    text-align: center;
    border: 2px solid rgba(255, 255, 255, 0.2);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.score-circle-demo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: conic-gradient(#4CAF50 0deg calc(78 * 3.6deg), rgba(255, 255, 255, 0.2) calc(78 * 3.6deg) 360deg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    position: relative;
}

.score-circle-demo::before {
    content: '';
    position: absolute;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 50%;
}

.score-number-demo {
    font-size: 3rem;
    font-weight: 800;
    color: white;
    position: relative;
    z-index: 1;
}

.score-label-demo {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.6);
    position: relative;
    z-index: 1;
}

.score-text-demo {
    color: #4CAF50;
    font-weight: 600;
    font-size: 1.2rem;
}

.ia-consejos-demo {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.consejo-demo {
    background: rgba(255, 255, 255, 0.08);
    padding: 1rem 1.25rem;
    border-radius: 12px;
    color: white;
    font-size: 0.95rem;
    border-left: 3px solid var(--primary-color);
    transition: var(--transition);
}

.consejo-demo:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateX(5px);
}

.ia-cta {
    text-align: center;
    margin-top: 4rem;
    padding: 2.5rem 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 1;
}

.ia-cta-text {
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.ia-cta .btn-cta {
    background: var(--gradient-1);
    color: white;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    border-radius: 50px;
    text-decoration: none;
    display: inline-block;
    font-weight: 700;
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.ia-cta .btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.6);
}

/* Categorías Section */
.categorias-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.categorias-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.categorias-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.categoria-feature {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.categoria-feature:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.categoria-feature h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.categoria-feature p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.categorias-examples {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.categorias-examples h4 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    text-align: center;
}

.categorias-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.cat-tag {
    background: linear-gradient(135deg, var(--cat-color) 0%, color-mix(in srgb, var(--cat-color) 80%, black) 100%);
    color: white;
    padding: 0.75rem 1.25rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition);
    cursor: default;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.cat-tag:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* Responsive para nuevas secciones */
@media (max-width: 1024px) {
    .ia-content {
        grid-template-columns: 1fr;
    }

    .ia-showcase {
        order: -1;
        max-width: 400px;
        margin: 0 auto 2rem;
    }

    .categorias-content {
        grid-template-columns: 1fr;
    }

    .categorias-examples {
        order: -1;
    }
}

@media (max-width: 768px) {
    .ia-features {
        grid-template-columns: 1fr;
    }

    .ia-feature {
        padding: 1.25rem;
    }

    .score-circle-demo {
        width: 120px;
        height: 120px;
    }

    .score-circle-demo::before {
        width: 95px;
        height: 95px;
    }

    .score-number-demo {
        font-size: 2.5rem;
    }

    .ia-cta-text {
        font-size: 1.2rem;
    }

    .categorias-tags {
        gap: 0.75rem;
    }

    .cat-tag {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }
}

/* Benefits Section */
.benefits {
    padding: 100px 0;
    background: white;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.benefit-item {
    text-align: center;
    padding: 2rem;
}

.benefit-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.benefit-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.benefit-item p {
    color: var(--text-light);
    line-height: 1.8;
}

/* CTA Section */
.cta {
    padding: 100px 0;
    background: var(--gradient-1);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta::after {
    content: '';
    position: absolute;
    bottom: -150px;
    right: -150px;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 3rem;
    color: white;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.cta-content p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-cta {
    background: white;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.btn-cta-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

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

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.footer-legal-links {
    margin-top: 0.5rem;
    font-size: 0.9rem;
}

.footer-legal-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    padding: 0 0.5rem;
}

.footer-legal-links a:hover {
    color: var(--bg-white);
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 1360px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .section-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .features-grid,
    .screenshots-carousel,
    .benefits-grid,
    .retos-features,
    .retos-examples-grid {
        grid-template-columns: 1fr;
    }

    .reto-example {
        padding: 1.2rem 0.8rem;
    }

    .retos-examples {
        padding: 2rem 1.5rem;
    }

    .retos-cta {
        padding: 2rem 1.5rem;
    }

    .retos-cta-text {
        font-size: 1.2rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 2rem;
    }
}