* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #0f2b5b, #154a8a);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-wrap {
    width: 100%;
    max-width: 430px;
    padding: 20px;
}

.login-card {
    background: #fff;
    border-radius: 18px;
    padding: 32px;
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.22);
}

.brand {
    text-align: center;
    margin-bottom: 22px;
}

.brand h1 {
    margin: 0;
    font-size: 24px;
    color: #123a73;
}

.brand p {
    margin: 8px 0 0;
    color: #666;
    font-size: 14px;
}

.form-group {
    margin-bottom: 18px;
}

label {
    display: block;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 8px;
    color: #222;
}

.input-box {
    position: relative;
}

.prefix {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #444;
    font-weight: 700;
}

input[type="text"] {
    width: 100%;
    height: 50px;
    border: 1px solid #cfd7e3;
    border-radius: 10px;
    padding: 0 14px 0 52px;
    font-size: 16px;
    outline: none;
}

input[type="text"]:focus {
    border-color: #154a8a;
    box-shadow: 0 0 0 3px rgba(21, 74, 138, 0.12);
}

.btn {
    width: 100%;
    border: none;
    border-radius: 10px;
    height: 50px;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    background: #154a8a;
    cursor: pointer;
    transition: 0.2s ease;
}

.btn:hover {
    background: #103a6d;
}

.btn:disabled {
    background: #7e90a8;
    cursor: not-allowed;
}

.msg {
    padding: 12px 14px;
    border-radius: 10px;
    margin-bottom: 16px;
    font-size: 14px;
}

.msg-error {
    background: #fdecec;
    color: #a12626;
    border: 1px solid #f5c2c2;
}

.msg-success {
    background: #edf9f0;
    color: #1d6b31;
    border: 1px solid #bde2c7;
}

.footer-text {
    margin-top: 18px;
    text-align: center;
    font-size: 13px;
    color: #6f7782;
}