:root {
    --primary-color: #1226AA;
    --primary-dark: #0d1967;
    --primary-light: #2e3dcc;
    --secondary-color: #f59e0b;
    --text-dark: #0b1220;
    --text-medium: #334155;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-light: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(11, 18, 32, 0.04);
    --shadow-md: 0 4px 12px rgba(11, 18, 32, 0.06);
    --shadow-lg: 0 10px 30px rgba(11, 18, 32, 0.08);
}

* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: var(--bg-light);
}

/* Navigation - Glassmorphism */
.navbar {
    padding: 0.1rem 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.65);
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-weight: 600;
    color: var(--primary-color) !important;
    display: flex;
    align-items: center;
    letter-spacing: -0.01em;
}

.navbar-logo {
    height: 36px;
    width: auto;
    transition: transform 0.3s ease;
}

.navbar-logo:hover {
    transform: scale(1.05);
}

.nav-link {
    color: var(--text-medium);
    font-weight: 500;
    font-size: 0.9375rem;
    margin: 0 0.75rem;
    transition: color 0.2s;
    letter-spacing: -0.01em;
}

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

.btn {
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: linear-gradient(180deg, var(--primary-color), var(--primary-dark));
    border: none;
    padding: 0.625rem 1.5rem;
    box-shadow: 0 2px 8px rgba(18, 38, 170, 0.15);
}

#navbar-btn-demo {
    padding: 0.25rem 0.625rem !important;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(18, 38, 170, 0.25);
    background: linear-gradient(180deg, var(--primary-light), var(--primary-color));
}

.btn-outline-primary {
    border: 1.5px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.625rem 1.5rem;
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
}

.btn-light {
    background: white;
    border: 1px solid var(--border-light);
    color: var(--text-dark);
}

.btn-light:hover {
    background: var(--bg-light);
    transform: translateY(-1px);
}

/* Hero Section - Más compacto */
.hero {
    padding: 4rem 0 3rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    color: var(--text-dark);
    letter-spacing: -0.02em;
}

.hero .lead {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 1.75rem;
    font-weight: 400;
    line-height: 1.7;
}

.hero-image {
    width: 100%;
    max-width: 600px;
    height: 100%;
    max-height: 340px;
    min-height: 340px;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    background: url('../images/hero.png') no-repeat center center;
    background-size: cover;
}

.badge-soft {
    background: rgba(18, 38, 170, 0.08);
    color: var(--primary-color);
    padding: 0.375rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    display: inline-block;
}

/* Problem Section */
.problem-section {
    padding: 4rem 0;
    background: var(--bg-white);
}

.problem-card {
    padding: 2rem;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 1rem;
    height: 100%;
    transition: all 0.2s ease;
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(18, 38, 170, 0.15);
}

.problem-card i {
    font-size: 2.5rem;
    color: #ef4444;
    margin-bottom: 1rem;
}

/* Solution Section */
.solution-section {
    padding: 4rem 0;
    background: var(--bg-light);
}

.solution-step {
    text-align: center;
    padding: 1.5rem;
}

.solution-step .number {
    width: 56px;
    height: 56px;
    background: linear-gradient(180deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    box-shadow: 0 4px 12px rgba(18, 38, 170, 0.2);
}

/* Features Section */
.features-section {
    padding: 4rem 0;
    background: var(--bg-white);
}

.feature-card {
    padding: 2.25rem;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 1rem;
    height: 100%;
    transition: all 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(18, 38, 170, 0.15);
}

.feature-card i {
    font-size: 2.75rem;
    color: var(--primary-color);
    margin-bottom: 1.25rem;
}

.feature-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 0.875rem;
    letter-spacing: -0.01em;
}

.feature-card ul {
    padding-left: 1.25rem;
}

/* Differentiator Highlight */
.differentiator-highlight {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.differentiator-highlight h2 {
    color: white;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.differentiator-highlight .lead {
    color: rgba(255,255,255,0.9);
}

.check-list {
    list-style: none;
    padding: 0;
}

.check-list li {
    padding: 0.625rem 0;
    font-size: 1.0625rem;
}

.check-list i {
    color: var(--secondary-color);
    margin-right: 1rem;
    font-size: 1.375rem;
}

/* Secondary Features Grid */
.secondary-features {
    padding: 4rem 0;
    background: var(--bg-light);
}

.feature-item {
    padding: 1.75rem;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 0.875rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    transition: all 0.2s ease;
}

.feature-item:hover {
    transform: translateX(6px);
    box-shadow: var(--shadow-md);
    border-color: rgba(18, 38, 170, 0.15);
}

.feature-item i {
    font-size: 1.875rem;
    color: var(--primary-color);
    margin-right: 1.25rem;
    flex-shrink: 0;
}

.feature-item h5 {
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* Use Cases Section */
.use-cases-section {
    padding: 4rem 0;
    background: var(--bg-white);
}

.use-case-card {
    padding: 2rem;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-left: 4px solid var(--primary-color);
    border-radius: 0.75rem;
    height: 100%;
    transition: all 0.2s ease;
}

.use-case-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.use-case-card h4 {
    font-weight: 700;
    margin-bottom: 0.875rem;
    color: var(--primary-color);
    font-size: 1.125rem;
    letter-spacing: -0.01em;
}

.use-case-card .quote {
    font-style: italic;
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.7;
}

/* FAQs Section */
.faqs-section {
    padding: 4rem 0;
    background: var(--bg-light);
}

.accordion {
    --bs-accordion-border-radius: 0.875rem;
    --bs-accordion-border-color: var(--border-light);
}

.accordion-item {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 0.875rem !important;
    margin-bottom: 0.875rem;
    overflow: hidden;
    transition: all 0.2s;
}

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

.accordion-button {
    font-weight: 600;
    font-size: 1.0625rem;
    color: var(--text-dark);
    padding: 1.25rem 1.5rem;
    background-color: var(--bg-white);
    border: none;
    letter-spacing: -0.01em;
}

.accordion-button:not(.collapsed) {
    color: var(--primary-color);
    background-color: var(--bg-white);
    box-shadow: none;
}

.accordion-button:focus {
    border: none;
    box-shadow: none;
}

.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%231226AA'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
    width: 1.375rem;
    height: 1.375rem;
}

.accordion-body {
    padding: 1.25rem 1.5rem;
    color: var(--text-light);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* Demo/Contact Section */
.demo-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, #1e3a8a 0%, var(--primary-color) 100%);
    color: white;
    text-align: center;
}

.demo-section h2 {
    color: white;
    font-size: 2.25rem;
    margin-bottom: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.demo-section .lead {
    color: rgba(255,255,255,0.9);
    margin-bottom: 2rem;
}

.contact-info {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 1rem;
    padding: 2rem;
    display: inline-block;
    margin-top: 1.5rem;
    backdrop-filter: blur(8px);
}

.email-link {
    color: white;
    font-size: 1.375rem;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    transition: all 0.2s;
    letter-spacing: -0.01em;
}

.email-link:hover {
    transform: scale(1.03);
    color: var(--secondary-color);
}

/* Footer */
footer {
    padding: 2rem 0;
    background: var(--bg-white);
    border-top: 1px solid var(--border-light);
}

footer a {
    color: var(--text-medium);
    text-decoration: none;
    transition: color 0.2s;
    font-size: 0.9375rem;
}

footer a:hover {
    color: var(--primary-color);
}

/* Section Titles */
.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 0.875rem;
    text-align: center;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 2.75rem;
    font-weight: 400;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .navbar-logo {
        height: 32px;
    }
    
    .demo-section .email-link {
        font-size: 1.125rem;
    }
    
    .hero {
        padding: 3rem 0 2rem;
    }
    
    .problem-section,
    .solution-section,
    .features-section,
    .secondary-features,
    .use-cases-section,
    .faqs-section,
    .demo-section {
        padding: 3rem 0;
    }
}

/* Smooth animations */
@media (prefers-reduced-motion: no-preference) {
    * {
        scroll-behavior: smooth;
    }
}