:root {
    --bg-page: #f8fafc;
    --bg-card: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --accent: #334155;
    --brand-green: #10b981;
    --brand-green-hover: #059669;
    --border: #e2e8f0;
    --font-family: 'Outfit', sans-serif;
    --container-max-width: 1100px;
    --border-radius-lg: 16px;
    --border-radius: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.05), 0 4px 6px -4px rgb(0 0 0 / 0.05);
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-page);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

.container {
    width: 90%;
    max-width: var(--container-max-width);
    margin: 0 auto;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 1rem 0;
}

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

.brand-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.brand-logo img {
    height: 35px;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a:not(.btn-primary) {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    transition: var(--transition);
}

.nav-links a:not(.btn-primary):hover {
    color: var(--text-primary);
}

.nav-links a.active {
    background-color: transparent;
    color: var(--brand-green) !important;
    font-weight: 700;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 1.25rem;
    right: 1.25rem;
    height: 2px;
    background-color: var(--brand-green);
    border-radius: 2px;
}

/* BUTTONS */
.btn-primary {
    background-color: var(--brand-green);
    color: #ffffff !important;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    font-weight: 500;
    display: inline-block;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--brand-green-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary) !important;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    font-weight: 500;
    border: 1px solid var(--border);
    display: inline-block;
    background: var(--bg-card);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    background-color: var(--bg-page);
}

/* PAGE CONTENT */
.page-content {
    margin-top: 80px; 
    min-height: calc(100vh - 80px - 200px);
}

/* SECTIONS */
.section {
    padding: 5rem 0;
}

.section-header {
    margin-bottom: 3.5rem;
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
}

/* HERO SECTION */
.hero {
    margin: 3rem auto;
    padding: 6rem 4rem;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    border: 1px solid var(--border);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

/* SERVICES GRID */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: #cbd5e1;
}

.service-title {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.service-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* PROJECTS GRID */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.project-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: #cbd5e1;
}

.project-image-wrapper {
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--bg-page);
    border-bottom: 1px solid var(--border);
}

.project-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-overlay {
    padding: 1.75rem;
}

.project-tag {
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    display: block;
    margin-bottom: 0.5rem;
}

.project-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

/* FOOTER */
.footer {
    background: #0f172a; /* Dark background for high visibility */
    border-top: none;
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.25rem;
    color: #ffffff;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.footer-brand p, .footer-contact p {
    color: #cbd5e1;
}

.footer-contact p strong {
    color: #ffffff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #334155;
    color: #94a3b8;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero {
        padding: 4rem 2rem;
        margin: 2rem 1rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-primary, .btn-secondary {
        text-align: center;
        width: 100%;
    }
}