:root {
    --navy-color: #0F2942;
    --gold-color: #C5A017;
    --gold-hover: #a68512;
}

.login-wrapper {
    background-color: #f8f9fa;
    padding: 60px 0;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.card-login {
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    overflow: hidden;
    background: #fff;
}

.card-header-login {
    background-color: var(--navy-color);
    color: var(--gold-color);
    padding: 25px;
    text-align: center;
}

.card-header-login h2 {
    margin: 0;
    font-weight: 700;
    font-size: 26px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-header-login p {
    color: #ffffff;
    opacity: 0.8;
    margin-top: 5px;
}

.form-control-lg {
    border-radius: 8px;
    font-size: 15px;
    padding: 12px 15px;
    border: 1px solid #e1e1e1;
}

/* ĐỔI MÀU: Focus border Gold */
.form-control-lg:focus {
    border-color: var(--gold-color);
    box-shadow: 0 0 0 0.2rem rgba(197, 160, 23, 0.25);
}

.btn-login {
    background-color: var(--gold-color) !important;
    border: none !important;
    padding: 12px;
    font-size: 16px;
    font-weight: bold;
    border-radius: 8px;
    width: 100%;
    color: white !important;
    transition: all 0.3s;
    margin-top: 10px;
}

.btn-login:hover {
    background-color: var(--gold-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(197, 160, 23, 0.4);
    color: white;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: #666;
}

.login-footer a {
    color: var(--gold-color);
    font-weight: 600;
    text-decoration: none;
}

.login-footer a:hover {
    text-decoration: underline;
}