:root {
    --primary-color: #0e2a47;
    --secondary-color: #50DBC8;
    --accent-color: #4FE2CC;
    --secondary-dark: #439A7B;
    --secondary-light: #49D7CA;
    --text-color: #333;
    --text-light: #666;
    --bg-light: #f9fbfd;
    --bg-white: #ffffff;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --spacing-unit: 1rem;
    --shadow-sm: 0 2px 5px rgba(0,0,0,0.05);
    --shadow-md: 0 5px 15px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
}

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
    overflow-x: hidden; /* Prevent horizontal scroll */
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-weight: 700;
}

p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 35px;
    border-radius: 50px; /* Pill shape */
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 1px;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background-color: var(--secondary-color);
    color: #fff;
    border: 2px solid var(--secondary-color);
}

 .btn-primary:hover {
    background-color: var(--secondary-dark);
    border-color: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid #fff;
    color: #fff;
    margin-left: 10px;
}

.btn-secondary:hover {
    background-color: #fff;
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-block {
    display: block;
    width: 100%;
    border: none;
    border-radius: 5px;
}

/* Navigation */
.navbar {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 0.8rem 0;
    backdrop-filter: blur(10px); /* Glassmorphism effect */
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    vertical-align: middle;
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links li {
    margin-left: 35px;
}

.nav-links a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--primary-color);
    position: relative;
}

.nav-links a:not(.btn-nav)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--secondary-color);
    transition: width 0.3s;
}

.nav-links a:not(.btn-nav):hover::after {
    width: 100%;
}

 .btn-nav {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-color) 100%);
    color: #fff !important;
    padding: 10px 25px;
    border-radius: 50px;
    transition: transform 0.3s, box-shadow 0.3s;
}

 .btn-nav:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(80, 219, 200, 0.4);
}

.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px;
    transition: all 0.3s ease;
}

 /* Hero Section */
 .hero {
    height: 100vh;
    background: linear-gradient(135deg, rgba(14, 42, 71, 0.95) 0%, rgba(80, 219, 200, 0.8) 100%), url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80') no-repeat center center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    margin-top: 0;
    padding-top: 80px;
}

.hero-content {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: #fff;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Sections General */
.section {
    padding: 100px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

 .bg-dark {
    background: linear-gradient(135deg, var(--primary-color) 0%, #164b4b 100%);
    color: #fff;
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-header h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--secondary-color);
    margin: 0 auto;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.section-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 15px auto 0;
}

.section-header.text-white h2 {
    color: #fff;
}
.section-header.text-white p {
    color: rgba(255,255,255,0.8);
}

footer .container p.text-footer {
    color: #fff;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.service-card {
    background: #fff;
    padding: 50px 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    text-align: center;
    border-bottom: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-bottom-color: var(--secondary-color);
}

.service-card .icon {
    margin-bottom: 25px;
    transition: transform 0.3s ease;
}

.service-card:hover .icon {
    transform: scale(1.1);
}

.service-card h3 {
    margin-bottom: 25px;
    font-size: 1.5rem;
}

.service-card ul {
    text-align: left;
}

.service-card ul li {
    margin-bottom: 12px;
    position: relative;
    padding-left: 25px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.service-card ul li::before {
    content: '✓';
    color: var(--secondary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Clients */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}

.client-item {
    text-align: center;
    padding: 30px 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #eee;
    transition: transform 0.3s ease;
}

.client-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--secondary-color);
}

.client-item h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.client-item p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Values */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
}

.value-item {
    text-align: center;
}

.value-item h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.value-item p {
    color: rgba(255,255,255,0.8);
}

/* Contact */
.contact-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
    align-items: flex-start;
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

.contact-info h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.info-item {
    margin-top: 30px;
    font-size: 1.1rem;
    line-height: 1.8;
}

.contact-form-container {
    flex: 1;
    min-width: 350px;
    background: #fff;
    padding: 50px;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #e1e1e1;
    border-radius: 6px;
    font-family: inherit;
    background-color: #f9f9f9;
    transition: border-color 0.3s, background-color 0.3s;
}

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

.form-group textarea {
    resize: vertical;
}

.form-feedback {
    margin-top: 20px;
    font-weight: 600;
    text-align: center;
    border-radius: 5px;
    padding: 10px;
}

 .form-feedback.success {
    background-color: rgba(67, 154, 123, 0.1);
    color: var(--secondary-dark);
}

.form-feedback.error {
    background-color: rgba(192, 57, 43, 0.1);
    color: #c0392b;
}

 /* Footer */
 footer {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-dark) 100%);
    color: #fff;
    padding: 30px 0;
    text-align: center;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}


/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .btn {
        padding: 12px 25px;
        font-size: 0.85rem;
    }

    .nav-links {
        position: absolute;
        right: 0px;
        height: calc(100vh - 70px);
        top: 70px;
        background-color: #fff;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 50px;
        width: 100%; /* Full width on mobile */
        transform: translateX(100%);
        transition: transform 0.5s ease-in;
        box-shadow: none;
    }

    .nav-links li {
        margin: 20px 0;
        opacity: 0;
    }
    
    .nav-links a {
        font-size: 1.2rem;
    }

    .burger {
        display: block;
    }

    .nav-active {
        transform: translateX(0%);
    }

    @keyframes navLinkFade {
        from {
            opacity: 0;
            transform: translateX(50px);
        }
        to {
            opacity: 1;
            transform: translateX(0px);
        }
    }

    .toggle .line1 {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    .toggle .line2 {
        opacity: 0;
    }
    .toggle .line3 {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .contact-form-container {
        padding: 30px 20px;
    }
}