/* General Styles */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --dark-text: #333;
    --light-text: #fff;
    --background-light: #f8f9fa;
    --background-dark: #212529;
    --accent-gradient-start: #007bff;
    --accent-gradient-end: #0056b3;
    --border-radius: 8px;
    --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition-smooth: all 0.4s ease-in-out;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--dark-text);
    background-color: var(--background-light);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--dark-text);
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

strong {
    font-weight: 700;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--accent-gradient-end);
    text-decoration: underline;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 0 2rem;
}

.section-header h2 {
    margin-bottom: 0.5rem;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--secondary-color);
    max-width: 700px;
    margin: 0 auto;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 3rem;
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-medium);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-text);
}

nav ul {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: var(--dark-text);
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

nav ul li a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

/* Hero Section */
.hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 90vh;
    text-align: center;
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    color: var(--light-text);
    isolation: isolate;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 50%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    color: var(--light-text);
    text-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.hero p {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--light-text);
    color: var(--accent-gradient-start);
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 50px;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

.cta-button:hover {
    background: transparent;
    color: var(--light-text);
    border-color: var(--light-text);
    text-decoration: none;
}

/* Services Section */
.services-section {
    padding: 6rem 2rem;
    background-color: #ffffff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background-color: #fff;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    transition: var(--transition-smooth);
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card p {
    font-size: 1rem;
    color: var(--secondary-color);
}

/* Expertise Section */
.expertise-section {
    padding: 6rem 2rem;
    background-color: var(--background-light);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.expertise-item {
    background-color: #fff;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    transition: var(--transition-smooth);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.expertise-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.expertise-item h4 {
    margin-bottom: 0.75rem;
    color: var(--dark-text);
}

.expertise-item p {
    font-size: 0.95rem;
    color: var(--secondary-color);
}

/* Trust Section */
.trust-section {
    padding: 6rem 2rem;
    background-color: #ffffff;
    text-align: center;
}

.trust-logos-placeholder {
    margin: 3rem auto;
    padding: 3rem;
    background-color: var(--background-light);
    border-radius: var(--border-radius);
    border: 1px dashed var(--secondary-color);
    color: var(--secondary-color);
    font-style: italic;
    max-width: 700px;
}

.testimonial-slider {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    max-width: 1000px;
    margin: 3rem auto;
}

.testimonial-item {
    background-color: #fff;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    max-width: 450px;
    text-align: left;
    border-left: 5px solid var(--primary-color);
}

.testimonial-item .quote {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--dark-text);
    margin-bottom: 1rem;
}

.testimonial-item .author {
    font-weight: 600;
    color: var(--primary-color);
}

/* Contact Section */
.contact-section {
    padding: 6rem 2rem;
    background-color: var(--background-dark);
    color: var(--light-text);
    text-align: center;
}

.contact-section h2 {
    color: var(--light-text);
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.contact-section p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto 3rem auto;
}

.contact-details {
    font-size: 1.1rem;
    line-height: 1.8;
}

.contact-details p {
    margin-bottom: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
}

.contact-details a {
    color: var(--light-text);
    font-weight: 500;
}

.contact-details a:hover {
    color: var(--primary-color);
}

/* Footer */
footer {
    background-color: var(--dark-text);
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    padding: 2rem;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    nav {
        padding: 1.2rem 2rem;
    }
    .logo {
        font-size: 1.5rem;
    }
    nav ul li {
        margin-left: 1.5rem;
    }
    nav ul li a {
        font-size: 1rem;
    }
    h1 {
        font-size: 3rem;
    }
    h2 {
        font-size: 2rem;
    }
    .hero h1 {
        font-size: 3.5rem;
    }
    .hero p {
        font-size: 1.2rem;
    }
    .cta-button {
        font-size: 1.1rem;
        padding: 0.8rem 2rem;
    }
    .section-header p {
        font-size: 1rem;
    }
    .service-card, .expertise-item, .testimonial-item {
        padding: 2rem;
    }
    .contact-section h2 {
        font-size: 2.5rem;
    }
    .contact-section p {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        align-items: flex-start;
    }
    nav ul {
        margin-top: 1rem;
        flex-direction: column;
        width: 100%;
    }
    nav ul li {
        margin-left: 0;
        margin-bottom: 0.8rem;
        width: 100%;
        text-align: left;
    }
    .hero {
        min-height: 70vh;
    }
    .hero h1 {
        font-size: 2.8rem;
    }
    .hero p {
        font-size: 1rem;
    }
    .cta-button {
        font-size: 1rem;
        padding: 0.7rem 1.8rem;
    }
    .services-grid, .expertise-grid {
        grid-template-columns: 1fr;
    }
    .testimonial-slider {
        flex-direction: column;
        align-items: center;
    }
    .testimonial-item {
        width: 90%;
        max-width: none;
    }
    .contact-section {
        padding: 4rem 1rem;
    }
    .contact-section h2 {
        font-size: 2rem;
    }
    .contact-section p {
        font-size: 1rem;
    }
}