html,
body {
    margin: 0;
    padding: 0;
    min-height: 100%;
    font-family: Arial, sans-serif;
    background: #f4f4f4;
}

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ---------- HEADER ---------- */

.header {
    background: linear-gradient(to bottom, #eeeeee, #d9d9d9);
    border-bottom: 1px solid #bcbcbc;

    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.8),
        inset 0 -1px 0 rgba(0,0,0,0.15);

    color: #2b4b6f;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.header-logo {
    position: absolute;
    left: 20px;
    height: 45px;
}

.header-title {
    margin: 0;
    font-size: 22px;
    font-weight: bold;
    letter-spacing: 0.5px;
    color: #2b4b6f;
}

/* ---------- MAIN AREA ---------- */

.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ---------- LOGIN CARD ---------- */

.login-card {
    width: 380px;
    background: white;
    border-radius: 6px;
    border: 1px solid #d4d4d4;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    overflow: hidden;
}

/* ---------- CARD HEADER ---------- */

.card-banner {
    background: linear-gradient(to bottom, #eeeeee, #d9d9d9);

    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.8),
        inset 0 -1px 0 rgba(0,0,0,0.15);

    padding: 16px;
    text-align: center;
    color: #2b4b6f;
}

.card-banner h2 {
    margin: 0;
    font-size: 20px;
}

.card-banner p {
    margin: 5px 0 0 0;
    font-size: 13px;
}

/* ---------- LOGIN FORM ---------- */

.lgn-container {
    padding: 25px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 14px;
    margin-bottom: 5px;
}

.form-group input {
    height: 38px;
    padding: 6px 10px;
    border: 1px solid #bbb;
    border-radius: 4px;
    font-size: 14px;
}

.form-group input:focus {
    border-color: #4b6a88;
    outline: none;
}

/* ---------- LOGIN BUTTON ---------- */

.btn-login {
    height: 40px;

    background: linear-gradient(to bottom, #eeeeee, #d9d9d9);

    border: 1px solid #bcbcbc;
    border-radius: 4px;

    color: #2b4b6f;
    font-weight: bold;
    cursor: pointer;

    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.8),
        inset 0 -1px 0 rgba(0,0,0,0.15);
}

.btn-login:hover {
    background: linear-gradient(to bottom, #f4f4f4, #e1e1e1);
}

/* ---------- ERROR MESSAGE ---------- */

.form-error {
    background: #ffe6e6;
    color: #990000;
    padding: 10px;
    border-radius: 4px;
    font-size: 13px;
}

/* ---------- FOOTER ---------- */

.footer {
    background: linear-gradient(to bottom, #eeeeee, #d9d9d9);

    border-top: 1px solid #bcbcbc;

    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.8),
        inset 0 -1px 0 rgba(0,0,0,0.15);

    text-align: center;
    padding: 12px;

    font-size: 16px;
    color: #2b4b6f;
}