/* Reset minimal */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Roboto, Arial, sans-serif;
}

/* Background */
body {
    min-height: 100vh;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Wrapper */
.login-wrapper {
    width: 100%;
    padding: 20px;
}

/* Card */
.login-card {
    max-width: 420px;
    margin: auto;
    background: #ffffff;
    padding: 35px;
    border-radius: 10px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

/* Titles */
.login-card h1 {
    font-size: 22px;
    text-align: center;
    margin-bottom: 8px;
    color: #1e3c72;
}

.subtitle {
    text-align: center;
    font-size: 14px;
    color: #666;
    margin-bottom: 25px;
}

/* Fields */
.field {
    margin-bottom: 18px;
}

.field label {
    display: block;
    font-size: 14px;
    margin-bottom: 6px;
    color: #333;
}

.field input {
    width: 100%;
    padding: 12px 14px;
    border-radius: 6px;
    border: 1px solid #ccc;
    font-size: 14px;
    transition: border 0.3s;
}

.field input:focus {
    outline: none;
    border-color: #1e3c72;
}

/* Button */
.btn {
    width: 100%;
    padding: 12px;
    background: #1e3c72;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.btn:hover {
    background: #16325c;
}

/* Error */
.error {
    background: #ffe5e5;
    color: #b30000;
    padding: 10px;
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 15px;
    text-align: center;
}

/* Responsive */
@media (max-width: 480px) {
    .login-card {
        padding: 25px 20px;
    }
}