body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #f4f6f9;
    line-height: 1.6;
}

/* HEADER: strong first focal point */
header {
    background-color: #0033cc;
    color: white;
    padding: 30px 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 2.2rem;
    letter-spacing: 0.5px;
}

/* NAV: clear horizontal scan path */
nav {
    background-color: #002699;
    padding: 12px 0;
    text-align: center;
}

nav a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1rem;
    position: relative;
}

/* subtle underline animation guides the eye */
nav a::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: white;
    transition: width 0.2s ease;
}

nav a:hover::after {
    width: 100%;
}

/* MAIN CONTENT: centered reading column */
.container {
    padding: 40px 20px;
    max-width: 900px;
    margin: auto;
}

/* FORM ELEMENTS: clear vertical rhythm */
input, textarea, select {
    padding: 10px;
    margin: 10px 0 20px;
    width: 100%;
    font-size: 1rem;
}

/* BUTTON: primary visual action */
button {
    background-color: #0033cc;
    color: white;
    border: none;
    cursor: pointer;
    padding: 12px;
    font-size: 1.05rem;
    font-weight: bold;
    border-radius: 4px;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

/* micro-interaction = eye magnet */
button:hover {
    background-color: #001f80;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
}

/* FOOTER: visual closure */
footer {
    background-color: #0033cc;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 60px;
    font-size: 0.9rem;
}