* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: #f7f7f7;
}

header {
    background: #1a1a1a;
    color: #fff;
    padding: 1rem 2rem;
}

header h1 {
    margin: 0;
    font-size: 1.5rem;
}

nav {
    margin-top: 0.5rem;
}

nav a {
    color: #fff;
    margin-right: 1.5rem;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

main {
    padding: 2rem;
    background: #fff;
    margin: 1rem;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

form input,
form textarea {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

form input[type="submit"] {
    background: #1a1a1a;
    color: white;
    border: none;
    cursor: pointer;
}

form input[type="submit"]:hover {
    background: #333;
}

footer {
    background: #eaeaea;
    padding: 1rem;
    text-align: center;
    font-size: 0.9rem;
    margin-top: 2rem;
}

.hero {
    background-image: url('assets/header-bg-TSB.png');
    background-size: cover;
    background-position: center 22%;
    background-repeat: no-repeat;
    color: white;

    min-height: 260px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.hero .overlay {
    background-color: rgba(0, 0, 0, 0.5);
    padding: 8px 14px;
    border-radius: 12px;
    margin-top: 170px;
    text-align: center;
    position: relative;
}

.hero h1 {
    font-size: 2rem;
    margin-bottom: 0.4rem;
}

.hero nav {
    width: 100%;
    text-align: center;
    margin-top: 4px;
}

.hero nav a {
    display: inline-block;
    margin: 0 0.6rem;
}

@media (max-width: 900px) {
    .hero {
        background-position: center 30%;
        min-height: 220px;
        align-items: center;
    }

    .hero .overlay {
        margin-top: 0;
        left: 0;
        max-width: 90%;
    }
}

@media (max-width: 700px) {
    nav a {
        display: block;
        margin: 0.4rem 0;
    }

    main {
        margin: 0.5rem;
        padding: 1rem;
    }

    .hero {
        min-height: 200px;
    }

    .hero nav a {
        margin: 0.3rem 0.4rem;
    }
}



@media (max-width: 900px) {
    header {
        padding: 1rem;
    }

    nav {
        display: flex;
        flex-wrap: wrap;
        gap: 0.8rem;
    }

    nav a {
        margin-right: 0;
        font-size: 0.95rem;
    }

    main {
        margin: 0.5rem;
        padding: 1.2rem;
    }

    .hero {
        min-height: 220px;
        padding: 1rem;
        background-size: cover;
    }

    .hero .overlay {
        margin-top: 90px;
        text-align: center;
    }
}

@media (max-width: 600px) {
    nav {
        flex-direction: column;
        align-items: flex-start;
    }

    nav a {
        padding: 0.4rem 0;
    }

    header h1 {
        font-size: 1.2rem;
    }

    .hero {
        min-height: 180px;
    }

    .hero .overlay {
        margin-top: 60px;
        padding: 10px;
    }

    form input,
    form textarea {
        font-size: 1rem;
    }
}