@import url('https://fonts.googleapis.com/css2?family=Prompt:wght@400;500;600&display=swap');
body {
    font-family: "Prompt", sans-serif;
    background: linear-gradient(135deg, #ffb347, #ff7e5f); /* ไล่เฉดสีส้ม */
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

form {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0px 6px 15px rgba(0,0,0,0.2);
    width: 350px;
    text-align: center;
}

h2 {
    margin-bottom: 20px;
    color: #ff6600; /* ส้มสด */
}

input, button {
    width: 100%;
    box-sizing: border-box; /* คุมให้ border+padding รวมใน width */
}

input {
    padding: 12px;
    margin: 10px 0;
    border: 2px solid #ff6600;
    border-radius: 8px;
    outline: none;
    font-size: 14px;
    transition: 0.3s;
}

input:focus {
    border-color: #ff8533;
    box-shadow: 0 0 8px rgba(255,102,0,0.4);
}

button {
    padding: 12px;
    margin-top: 15px;
    border: 2px solid transparent; /* เพิ่ม border เพื่อให้เท่ากับ input */
    border-radius: 8px;
    background: #ff6600;
    color: white;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    background: #e65c00;
}

p {
    font-size: 14px;
    margin-top: 15px;
    color: #333;
}

a {
    color: #ff6600;
    font-weight: bold;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}