:root {
    --primary-color: #000;
    --secondary-color: #fff;
    --bg-color: #000;
    --text-color: #fff;
    --light-text-color: #888;
    --accent-color: #fff;
}

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

body {
    font-family: 'Work Sans', sans-serif;
    font-weight: 900;
    color: var(--text-color);
    background-color: var(--bg-color);
    transition: background-color 0.3s ease, color 0.3s ease;
    line-height: 1.6;
}

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

header {
    background-color: var(--primary-color);
    border-bottom: 1px solid var(--secondary-color);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: background-color 0.3s ease;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--secondary-color);
    text-transform: none;
    letter-spacing: 1px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    height: 3px;
    width: 25px;
    background-color: var(--secondary-color);
    margin-bottom: 4px;
    transition: all 0.3s ease;
}

.nav-list {
    list-style-type: none;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.nav-list li {
    margin-left: 1.5rem;
    margin-top: 0.5rem;
}

.nav-list li a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 900;
    transition: color 0.3s ease;
    text-transform: none;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.nav-list li a:hover {
    color: var(--accent-color);
}

main {
    margin-top: 80px;
}

section {
    padding: 3rem 1rem;
}

h1, h2, h3 {
    margin-bottom: 1rem;
    font-weight: 900;
    color: var(--secondary-color);
}

h1 {
    font-size: 2.5rem;
    border-bottom: 1px solid var(--accent-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    font-size: 1rem;
    font-weight: 900;
    color: var(--text-color);
}

.btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--bg-color);
    padding: 0.7rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    font-weight: 900;
    text-transform: none;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
    margin-top: 1rem;
}

.btn:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
    background-color: var(--bg-color);
    border: none;
    font-size: 0.9rem;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--light-text-color);
    color: var(--text-color);
}

th {
    background-color: var(--primary-color);
}

.contact-info {
    line-height: 1.6;
    color: var(--text-color);
    font-size: 0.9rem;
}

.contact-info a {
    color: var(--text-color);
}

footer {
    background-color: var(--primary-color);
    padding: 1rem 0;
    color: var(--secondary-color);
    text-align: center;
    border-top: 1px solid var(--secondary-color);
    font-size: 0.8rem;
}

.project {
    display: flex;
    flex-direction: column;
    margin-bottom: 1.5rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--light-text-color);
}

.project-info {
    flex: 1;
    padding-right: 1rem;
}

.project-info h3 {
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    text-transform: none;
}

.project-info p {
    font-size: 0.9rem;
    font-weight: 900;
    color: var(--light-text-color);
}

.project-image {
    width: 100%;
    max-width: 300px;
    margin: 1rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-image img {
    max-width: 100%;
    max-height: 150px;
    object-fit: contain;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-list {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
    }

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

    .nav-list li {
        margin: 0.5rem 0;
    }

    table, thead, tbody, th, td, tr {
        display: block;
    }
    
    thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }
    
    tr {
        margin-bottom: 1rem;
        border-bottom: 2px solid var(--light-text-color);
    }
    
    td {
        border: none;
        position: relative;
        padding-left: 50%;
    }
    
    td:before {
        position: absolute;
        top: 6px;
        left: 6px;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        content: attr(data-label);
        font-weight: bold;
    }
}

@media (min-width: 769px) {
    .project {
        flex-direction: row;
        align-items: center;
    }

    .project-image {
        width: 150px;
        min-width: 150px;
        margin: 0;
    }

    .project-info {
        padding-right: 1rem;
    }

    .logo {
        font-size: 1.8rem;
    }

    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.5rem;
    }

    h3 {
        font-size: 1.8rem;
    }

    p {
        font-size: 1.1rem;
    }

    .btn {
        font-size: 1rem;
    }

    table {
        font-size: 1rem;
    }

    .contact-info {
        font-size: 1rem;
    }
}

@media (min-width: 992px) {
    section {
        padding: 4rem 2rem;
    }

    .container {
        padding: 0 30px;
    }

    .nav-list li {
        margin-left: 2rem;
    }

    h1 {
        font-size: 3.2rem;
    }

    h2 {
        font-size: 2.8rem;
    }

    h3 {
        font-size: 2rem;
    }

    p {
        font-size: 1.2rem;
    }

    .btn {
        font-size: 1.1rem;
    }
}