body {
    font-family: "Segoe UI", Arial, sans-serif;
    background: #f6f8fa;
    margin: 0;
    padding: 0;
    color: #222;
}

h2, h3, h4 {
    color: #1277be;
    text-align: center;
}

form {
    background: #fff;
    max-width: 360px;
    margin: 24px auto;
    padding: 18px 24px 22px 24px;
    border-radius: 16px;
    box-shadow: 0 2px 10px #b1b4c680;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

input[type="text"], input[type="number"], input[type="password"], input[type="file"] {
    padding: 9px;
    border-radius: 8px;
    border: 1px solid #b1b4c6;
    font-size: 16px;
    background: #f3f6fa;
    margin-bottom: 6px;
}

button {
    background: linear-gradient(90deg,#1277be,#40c0e0 70%);
    color: #fff;
    padding: 10px 0;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 1px 5px #1277be33;
    margin-top: 6px;
    transition: background .2s;
}

button:hover {
    background: linear-gradient(90deg,#1261be,#36a0be 70%);
}

a {
    color: #1277be;
    text-decoration: none;
    transition: color .2s;
}

a:hover {
    color: #0d4e7e;
}

table {
    width: 95%;
    margin: 20px auto;
    border-collapse: collapse;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px #c9c9dd99;
}

table th, table td {
    border: 1px solid #d2d6e3;
    padding: 8px 12px;
    text-align: center;
}

table th {
    background: #e7f2fa;
    color: #1277be;
    font-weight: 600;
}

hr {
    margin: 18px 0;
    border: 0;
    height: 1.5px;
    background: #c5d3ea;
    border-radius: 2px;
}

@media (max-width: 600px) {
    form, table {
        max-width: 97vw;
        font-size: 15px;
        padding: 6vw 2vw;
    }
    table th, table td {
        padding: 5px 2px;
    }
    h2, h3, h4 {
        font-size: 22px;
    }
}