/* 1. ΣΤΑΘΕΡΟ ΚΟΚΚΙΝΟ BACKGROUND HEADER */
.header {
    background: rgb(210, 33, 23) !important;
}

/* 2. ΑΠΟΛΥΤΟ ΚΕΝΤΡΑΡΙΣΜΑ ΓΙΑ ΟΛΟ ΤΟ HEADER (Banner) */
.header.container-header .grid-child {
    width: 100% !important;
    max-width: 1200px !important;
    margin: 0 auto !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
}

.header.container-header .navbar-brand {
    display: flex !important;
    justify-content: center !important;
    width: 100% !important;
    margin: 0 auto !important;
    padding-top: 10px !important;
}

.header.container-header .navbar-brand img {
    display: block !important;
    margin: 0 auto !important;
    max-width: 100% !important;
}

/* 3. ΤΟ ΔΟΧΕΙΟ ΠΟΥ ΚΡΑΤΑΕΙ ΤΟ ΤΗΛΕΦΩΝΟ ΣΤΟ ΚΕΝΤΡΟ */
.phone-btn-container {
    margin: 15px 0 20px 0 !important;
    display: flex !important;
    justify-content: center !important;
    width: 100% !important;
}

/* 4. Ο ΣΧΕΔΙΑΣΜΟΣ ΤΟΥ ΚΟΜΨΟΥ ΚΟΥΜΠΙΟΥ */
.premium-phone-btn {
    display: inline-flex !important;
    align-items: center !important;
    gap: 10px !important;
    background-color: #333333 !important; 
    color: #ffffff !important;
    font-size: 1.2rem !important;
    font-weight: 700 !important;
    text-decoration: none !important;
    padding: 8px 25px !important;
    border-radius: 50px !important;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15) !important;
    transition: all 0.3s ease !important;
    border: 2px solid #333333 !important;
}

.premium-phone-btn svg {
    width: 20px !important;
    height: 20px !important;
    stroke-width: 2 !important;
}

/* 5. ΕΦΕ ΟΤΑΝ ΠΕΡΝΑΕΙ ΤΟ ΠΟΝΤΙΚΙ (HOVER) */
.premium-phone-btn:hover {
    background-color: #ffffff !important; 
    color: rgb(210, 33, 23) !important; 
    border-color: #ffffff !important;
    transform: translateY(-2px) !important; 
    box-shadow: 0 6px 15px rgba(0,0,0,0.25) !important; 
}

/* 6. ΠΡΟΣΑΡΜΟΓΗ ΓΙΑ ΚΙΝΗΤΑ (Mobile) */
@media (max-width: 767.98px) {
    .premium-phone-btn {
        font-size: 1.1rem !important;
        padding: 8px 20px !important;
        width: auto !important;
    }
    .premium-phone-btn svg {
        width: 18px !important;
        height: 18px !important;
    }
    .phone-btn-container {
        margin: 10px 0 15px 0 !important;
    }
}