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

:root {
    --primary: #0A2540;
    --secondary: #FF6B6B;
    --accent: #4ECDC4;
    --dark: #051923;
    --light: #F8F9FA;
    --gradient-1: linear-gradient(135deg, #0A2540 0%, #4ECDC4 100%);
    --gradient-2: linear-gradient(135deg, #FF6B6B 0%, #4ECDC4 100%);
    --shadow: 0 10px 40px rgba(10, 37, 64, 0.15);
    --shadow-hover: 0 15px 50px rgba(10, 37, 64, 0.25);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

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

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    height: 45px;
    transition: transform 0.3s ease;
}

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

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

.nav-links a {
    text-decoration: none;
    color: var(--primary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

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

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

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

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

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

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-1);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../img/hero-bg.png') center/cover;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 700px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    animation: fadeInUp 1s ease 0.4s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

.about {
    background: var(--light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1rem;
    color: #555;
    font-size: 1.1rem;
}

.about-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.feature-card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature-card p {
    color: #666;
    line-height: 1.7;
}

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

.process .section-header h2,
.process .section-header p {
    color: white;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 20px;
}

.process-step h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.process-step p {
    opacity: 0.9;
}

.technology {
    background: var(--light);
}

.tech-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.tech-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.tech-image img {
    width: 100%;
    height: auto;
    display: block;
}

.tech-list {
    list-style: none;
}

.tech-list li {
    padding: 15px 0;
    border-bottom: 1px solid #ddd;
    font-size: 1.1rem;
    color: #555;
    position: relative;
    padding-left: 30px;
}

.tech-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
    font-size: 1.3rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.benefit-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    border-left: 5px solid var(--accent);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateX(10px);
    border-left-color: var(--secondary);
}

.benefit-card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.benefit-card p {
    color: #666;
    line-height: 1.7;
}

.team {
    background: var(--light);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.team-member {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.team-photo {
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.team-info {
    padding: 30px;
    text-align: center;
}

.team-info h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-size: 1.4rem;
}

.team-info p {
    color: var(--accent);
    font-weight: 500;
}

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

.testimonials .section-header h2,
.testimonials .section-header p {
    color: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.testimonial-photo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
}

.testimonial-author h4 {
    margin-bottom: 0.3rem;
}

.testimonial-author p {
    opacity: 0.8;
    font-size: 0.9rem;
}

.testimonial-text {
    font-style: italic;
    line-height: 1.8;
    opacity: 0.95;
}

.contact-form {
    background: var(--light);
}

.form-container {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.form-wizard {
    position: relative;
}

.progress-bar {
    height: 6px;
    background: #e0e0e0;
    border-radius: 10px;
    margin-bottom: 40px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-1);
    transition: width 0.3s ease;
    width: 20%;
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--primary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.1);
}

.form-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

.btn-prev,
.btn-next {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-prev {
    background: #e0e0e0;
    color: var(--dark);
}

.btn-prev:hover {
    background: #d0d0d0;
}

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

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

footer {
    background: var(--dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    margin-bottom: 20px;
    color: var(--accent);
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

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

.footer-logo {
    height: 40px;
    margin-bottom: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: white;
        width: 100%;
        padding: 20px;
        box-shadow: var(--shadow);
        transition: left 0.3s ease;
    }

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

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

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

    .about-content,
    .tech-content {
        grid-template-columns: 1fr;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .form-container {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .features-grid,
    .benefits-grid,
    .team-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}