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

:root {
    --primary-color: #009bba;
    --secondary-color: #007a94;
    --accent-color: #00b8d4;
    --text-dark: #0f172a;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-gradient: linear-gradient(135deg, #009bba 0%, #00b8d4 100%);
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
}

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

header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-logo-img {
    height: 50px;
    width: auto;
}

.logo h1 {
    color: var(--text-dark);
    font-size: 1.5rem;
}

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

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

.hero {
    background: url('logo.png') center center / cover no-repeat;
    color: var(--white);
    padding: 8rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
}

.hero-logo {
    width: auto;
    max-width: 500px;
    height: auto;
    margin: 0 auto 3rem;
    display: block;
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--white);
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    font-weight: 300;
    color: var(--white);
}

.cta-button {
    display: inline-block;
    background: var(--white);
    color: var(--primary-color);
    padding: 1.25rem 2.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: var(--shadow-lg);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.services {
    padding: 5rem 2rem;
    background: var(--bg-light);
}

.services h2,
.projects h2,
.about h2,
.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

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

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

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

.projects {
    padding: 5rem 2rem;
    background: var(--white);
}

.projects-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-top: -2rem;
    margin-bottom: 3rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.project-card {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    background: var(--white);
    cursor: pointer;
}

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

.project-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.upload-prompt {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-light);
    border-radius: 16px;
    border: 2px dashed var(--text-light);
}

.upload-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.upload-prompt p {
    color: var(--text-dark);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.upload-prompt small {
    color: var(--text-light);
}

.about {
    padding: 5rem 2rem;
    background: var(--bg-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--text-light);
    line-height: 1.8;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: var(--bg-gradient);
    color: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease;
}

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

.stat h3 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.stat p {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.contact {
    padding: 5rem 2rem;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s;
    background: var(--bg-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.submit-button {
    background: var(--bg-gradient);
    color: var(--white);
    padding: 1.25rem 2.5rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: var(--shadow-lg);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.contact-info {
    background: var(--bg-gradient);
    color: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.contact-info h3 {
    margin-bottom: 1.5rem;
    color: var(--white);
    font-size: 1.5rem;
}

.info-item {
    margin-bottom: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.05rem;
}

.info-item strong {
    color: var(--white);
    font-weight: 600;
}

footer {
    background: var(--text-dark);
    color: var(--white);
    text-align: center;
    padding: 2rem;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-content h2 {
        font-size: 2rem;
    }

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

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