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

:root {
    --navy: #003366;
    --teal: #00A9CE;
    --dark-navy: #002244;
    --light-teal: #33BBDD;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
}

body {
    font-family: 'IBM Plex Sans', sans-serif;
    color: var(--gray-800);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: 0 2px 10px rgba(0, 51, 102, 0.05);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    height: 50px;
    width: auto;
}

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

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--teal);
    transition: width 0.3s;
}

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

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

/* Hero Section */
.hero {
    margin-top: 70px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--dark-navy) 100%);
    color: white;
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 169, 206, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 169, 206, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--light-teal);
    margin-bottom: 1.5rem;
    font-weight: 300;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-description {
    font-size: 1.1rem;
    max-width: 700px;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--teal);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s;
    border: 2px solid var(--teal);
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
}

.cta-button:hover {
    background: transparent;
    border-color: var(--light-teal);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 169, 206, 0.3);
}

/* About Section */
.about {
    padding: 3rem 2rem;
    background: var(--gray-50);
}

.about-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-content h2 {
    font-size: 2.5rem;
    color: var(--navy);
    margin-bottom: 1rem;
}

.about-content p {
    font-size: 1.1rem;
    color: var(--gray-700);
    line-height: 1.8;
}

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

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--teal);
    box-shadow: 0 2px 8px rgba(0, 51, 102, 0.08);
    transition: transform 0.3s;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--navy);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-700);
    font-size: 0.95rem;
    font-weight: 500;
}

/* Services Section */
.services {
    padding: 3rem 2rem;
    background: white;
}

.services-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    color: var(--navy);
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--gray-700);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.25rem;
}

.service-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--gray-200);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--teal);
    transition: height 0.3s;
}

.service-card:hover::before {
    height: 100%;
}

.service-card:hover {
    border-color: var(--teal);
    box-shadow: 0 8px 20px rgba(0, 169, 206, 0.15);
    transform: translateY(-4px);
}

.service-number {
    display: inline-block;
    width: 32px;
    height: 32px;
    background: var(--teal);
    color: white;
    border-radius: 50%;
    text-align: center;
    line-height: 32px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.service-card h3 {
    font-size: 1.25rem;
    color: var(--navy);
    margin-bottom: 0.5rem;
}

.service-card p {
    color: var(--gray-700);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    padding: 3rem 2rem;
    background: var(--gray-50);
}

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

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 51, 102, 0.1);
    position: relative;
}

.testimonial-quote {
    font-size: 3rem;
    color: var(--teal);
    line-height: 1;
    margin-bottom: 1rem;
    font-family: Georgia, serif;
}

.testimonial-text {
    color: var(--gray-700);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
}

.author-info h4 {
    color: var(--navy);
    font-size: 1.05rem;
    margin-bottom: 0.25rem;
}

.author-info p {
    color: var(--gray-700);
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    padding: 3rem 2rem;
    background: white;
}

.contact-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-form {
    background: var(--gray-50);
    padding: 2.5rem;
    border-radius: 8px;
    margin-top: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    color: var(--navy);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--teal);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.submit-button {
    width: 100%;
    padding: 1rem;
    background: var(--navy);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.submit-button:hover {
    background: var(--teal);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 169, 206, 0.3);
}

.submit-button:disabled {
    background: var(--gray-700);
    cursor: not-allowed;
    transform: none;
}

.form-message {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 500;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Footer */
footer {
    background: var(--dark-navy);
    color: white;
    padding: 2rem 2rem 1rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-about h3 {
    color: var(--light-teal);
    margin-bottom: 1rem;
}

.footer-about p {
    opacity: 0.9;
    line-height: 1.7;
}

.footer-links h4 {
    color: var(--light-teal);
    margin-bottom: 1rem;
}

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

.footer-links ul li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--light-teal);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    opacity: 0.8;
}

.contact-info {
    margin-top: 1rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.contact-info a {
    color: var(--light-teal);
    text-decoration: none;
}

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

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

/* Responsive */
@media (max-width: 968px) {
    .nav-links {
        display: none;
    }

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

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .about-container {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Scroll smooth */
html {
    scroll-behavior: smooth;
}