:root {
    --primary-color: #77bfa3;
    --primary-hover: #6ba892;
    --text-primary: #ffffff;
    --text-secondary: #a3a3a3;
    --text-muted: #6b7280;
    --background-dark: #0a0a0a;
    --background-card: #1a1a1a;
    --border-color: #2d2d2d;
}

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

html {
    color-scheme: dark;
    scroll-behavior: smooth;
}

body {
    font-family: "Bricolage Grotesque", sans-serif;
    background-color: var(--background-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.header-nav {
    padding: 14.4px 0;
    background: transparent;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.navbar {
    padding: 0;
}

.navbar-brand {
    text-decoration: none;
    color: var(--text-primary);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary-color), #4ade80);
    border-radius: 50%;
    position: relative;
}

.logo-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    background: var(--background-dark);
    border-radius: 50%;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-link {
    color: var(--text-primary) !important;
    font-weight: 500;
    margin: 0 16px;
    transition: color 0.3s ease;
}

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

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
}

.btn-outline-light {
    border-color: var(--text-secondary);
    color: var(--text-primary);
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background-color: var(--text-primary);
    color: var(--background-dark);
    border-color: var(--text-primary);
}

.hero-section {
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    height: 500px;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-card {
    position: absolute;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
}

.floating-card .card-icon {
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    border-radius: 50%;
}

.floating-card span {
    font-weight: 600;
    color: var(--text-primary);
}

.card-1 {
    top: 10%;
    right: 20%;
    animation-delay: 0s;
}

.card-2 {
    top: 30%;
    right: 5%;
    animation-delay: 1s;
}

.card-3 {
    top: 50%;
    right: 25%;
    animation-delay: 2s;
}

.card-4 {
    top: 70%;
    right: 10%;
    animation-delay: 3s;
}

.card-5 {
    top: 85%;
    right: 30%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.introduction-section {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(119, 191, 163, 0.1), rgba(74, 222, 128, 0.05));
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.section-description {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.testimonials-section {
    padding: 80px 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.testimonial-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(119, 191, 163, 0.2);
}

.testimonial-avatar img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-content h4 {
    font-size: 16px;
    font-weight: 600;
    margin: 12px 0 4px;
    color: var(--text-primary);
}

.testimonial-role {
    font-size: 14px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.testimonial-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.problem-section {
    padding: 80px 0;
}

.problem-card {
    background: var(--primary-color);
    color: white;
    padding: 32px;
    border-radius: 12px;
    height: 100%;
    transition: transform 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-4px);
}

.problem-card h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

.problem-card p {
    font-size: 16px;
    line-height: 1.6;
    opacity: 0.9;
}

.opportunity-section {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(119, 191, 163, 0.05), rgba(74, 222, 128, 0.02));
}

.solution-section {
    padding: 80px 0;
}

.solution-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    padding: 32px;
    border-radius: 12px;
    text-align: center;
    height: 100%;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.solution-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
}

.solution-card h4 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.solution-card p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.features-section {
    padding: 80px 0;
}

.feature-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    padding: 32px;
    border-radius: 12px;
    height: 100%;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
}

.feature-card.highlight {
    background: var(--primary-color);
    color: white;
}

.feature-card.highlight h4 {
    color: white;
}

.feature-card.highlight p {
    color: rgba(255, 255, 255, 0.9);
}

.feature-card h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(119, 191, 163, 0.1), rgba(74, 222, 128, 0.05));
}

.cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.cta-subtitle {
    margin-top: 16px;
    color: var(--text-secondary);
    font-size: 14px;
}

.footer {
    background: var(--background-card);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 20px;
}

.footer-brand h4 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.footer-links h5 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links ul li {
    margin-bottom: 8px;
}

.footer-links ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
    padding-top: 20px;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 14px;
    margin: 0;
}

.footer-contact {
    text-align: right;
}

.footer-contact a {
    color: var(--primary-color);
    text-decoration: none;
}

.footer-contact a:hover {
    text-decoration: underline;
}

.text-primary {
    color: var(--primary-color) !important;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-visual {
        height: 300px;
        margin-top: 40px;
    }
    
    .floating-card {
        padding: 12px;
        font-size: 14px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-contact {
        text-align: left;
        margin-top: 16px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-subtitle {
        font-size: 24px;
    }
    
    .cta-title {
        font-size: 28px;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .btn-lg {
        padding: 12px 20px;
        font-size: 16px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .section-subtitle {
        font-size: 20px;
    }
    
    .cta-title {
        font-size: 24px;
    }
}