/* vasvox-theme-modern.css - เรียบ หรู เทคโนโลยีล้ำสมัย */
@import url('https://fonts.googleapis.com/css2?family=Kanit:wght@300;500&display=swap');

:root {
    --primary: #0d6efd;
    --secondary: #6c757d;
    --accent: #00c2ff;
    --background: #f8f9fa;
    --card-bg: #ffffff;
    --text-color: #212529;
    --success: #198754;
    --danger: #dc3545;
    --primary-color: #1e90ff;
    --login-bg: #f0f2f5;
    --landing-bg: #eef3f8;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Kanit', sans-serif;
    background-color: var(--background);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.container, .register-box, .login-box {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.08);
    width: 90%;
    max-width: 500px;
    text-align: center;
    box-sizing: border-box;
}

h1, h2 {
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 20px;
}

label {
    display: block;
    margin-top: 12px;
    font-weight: 600;
    color: #333;
    text-align: left;
}

input[type=text], input[type=password], input[type=email], input[type=tel], select, textarea {
    width: 100%;
    padding: 12px;
    margin: 10px 0 20px;
    border: 1px solid #ced4da;
    border-radius: 6px;
    font-family: 'Kanit', sans-serif;
    background-color: #fff;
    transition: border-color 0.3s;
    font-size: 1rem;
    box-sizing: border-box;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    outline: none;
}

input[type=submit], .btn {
    background-color: var(--primary);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 30px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.3s ease;
    margin-top: 10px;
    box-sizing: border-box;
}

input[type=submit]:hover, .btn:hover {
    background-color: #084298;
}

.success, .error {
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 6px;
    font-weight: bold;
    text-align: center;
    box-sizing: border-box;
}

.success {
    background-color: #d1e7dd;
    color: var(--success);
}

.error {
    background-color: #f8d7da;
    color: var(--danger);
}

.link, .msg {
    margin-top: 20px;
    font-size: 14px;
    text-align: center;
}

.link a, a.back-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: bold;
}

.link a:hover, a.back-link:hover {
    text-decoration: underline;
}

/* Responsive support */
@media (max-width: 576px) {
    body {
        padding: 10px;
        flex-direction: column;
    }

    .container, .register-box, .login-box {
        padding: 20px;
        margin: 10px;
        width: 100%;
        max-width: 100%;
    }

    input[type=submit], .btn {
        padding: 12px;
        font-size: 1rem;
    }

    h1, h2 {
        font-size: 1.5rem;
    }
}