/* ===== footer.css - FOOTER COMPLETO CON RESPONSIVE ===== */

footer {
    background: var(--footer-backgruond);
    color: var(--footer-testo);
    margin-top: 40px;
    border-top: 3px solid var(--footer-border);
    font-size: 16px;
    line-height: 1.5;
}

/* ===== MAIN FOOTER - SEZIONI AFFIANCATE ===== */
.footer-main {
    display: flex;
    align-items: stretch;
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
    gap: 40px;
}

/* SEZIONE SINISTRA */
.footer-info {
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
}

.footer-info h3 {
    color: var(--footer-testo);
    font-size: 22px;
    margin: 0 0 15px 0;
    border-bottom: 2px solid var(--footer-border-bottom);
    padding-bottom: 8px;
    font-weight: 600;
}

.footer-info p {
    margin: 6px 0;
    padding: 0;
    font-size: 16px;
    line-height: 1.3;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-info a {
    color: var(--footer-testo);
    text-decoration: underline;
    text-decoration-color: rgba(255,255,255,0.3);
    transition: all 0.2s ease;
}

.footer-info a:hover {
    color: var(--footer-border-bottom);
    text-decoration-color: var(--footer-border-bottom);
}

/* SEZIONE DESTRA */
.footer-right {
    flex: 1;
    min-width: 280px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-right h4 {
    color: var(--footer-testo);
    font-size: 22px;
    margin: 0 0 15px 0;
    border-bottom: 2px solid var(--footer-border-bottom);
    padding-bottom: 8px;
    font-weight: 600;
}

/* COPYRIGHT NELLA SEZIONE DESTRA */
.footer-right .footer-copyr {
    margin: 0;
    padding: 0;
}

.footer-right .footer-copyr p {
    margin: 4px 0;
    font-size: 15px;
    color: var(--footer-testo);
    line-height: 1.4;
}

/* POLICY */
.footer-policy {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-top: 5px;
}

.footer-policy a {
    color: var(--footer-testo);
    text-decoration: none;
    font-size: 15px;
    transition: all 0.2s ease;
    padding: 2px 0;
    border-left: 2px solid transparent;
    padding-left: 8px;
}

.footer-policy a:hover {
    color: var(--footer-border-bottom);
    border-left-color: var(--footer-border-bottom);
    padding-left: 12px;
}

/* EMOJI */
.emoji-grande {
    font-size: 1.4em;
    min-width: 28px;
    display: inline-block;
}

/* ===== FOOTER BOTTOM ===== */
.footer-bottom {
    /*background: rgba(0,0,0,0.2);  */
    background: var(--footer-backgruond);  
    border-top: 1px solid var(--footer-border-bottom);
    padding: 12px 0;
    text-align: center;
    font-size: 15px;
}

.footer-bottom .footer-copyr {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-bottom .footer-copyr p {
    margin: 0;
    font-size: 15px;
    color: var(--footer-testo);
}

.footer-bottom a {
    color: var(--footer-testo);
    text-decoration: underline;
}

/* ============================================
   RESPONSIVE COMPLETO
   ============================================ */

/* Tablet grandi e desktop piccolo (max 1024px) */
@media (max-width: 1024px) {
    .footer-main {
        max-width: 95%;
        gap: 30px;
        padding: 30px 15px;
    }
    
    .footer-info h3,
    .footer-right h4 {
        font-size: 21px;
    }
    
    .footer-info p,
    .footer-right .footer-copyr p,
    .footer-policy a {
        font-size: 15px;
    }
}

/* Tablet medio (max 900px) */
@media (max-width: 900px) {
    .footer-main {
        gap: 25px;
        padding: 25px 15px;
    }
    
    .footer-info {
        min-width: 250px;
    }
    
    .footer-right {
        min-width: 230px;
    }
    
    .footer-info h3,
    .footer-right h4 {
        font-size: 20px;
        margin-bottom: 12px;
        padding-bottom: 6px;
    }
    
    .footer-info p {
        margin: 5px 0;
        gap: 8px;
    }
    
    .emoji-grande {
        font-size: 1.3em;
        min-width: 26px;
    }
}

/* Tablet verticale e mobile grande (max 768px) */
@media (max-width: 768px) {
    .footer-main {
        flex-direction: column;
        align-items: stretch;
        gap: 25px;
        padding: 25px 20px;
    }
    
    .footer-info,
    .footer-right {
        width: 100%;
        min-width: auto;
    }
    
    .footer-info h3,
    .footer-right h4 {
        font-size: 20px;
        margin: 0 0 12px 0;
        padding-bottom: 6px;
    }
    
    .footer-info p {
        font-size: 16px;
        margin: 5px 0;
    }
    
    .footer-right .footer-copyr p {
        font-size: 15px;
    }
    
    .footer-policy {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 15px 20px;
        margin-top: 10px;
    }
    
    .footer-policy a {
        border-left: none;
        padding-left: 0;
        border-bottom: 1px dotted transparent;
        font-size: 15px;
    }
    
    .footer-policy a:hover {
        padding-left: 0;
        border-bottom-color: var(--footer-border-bottom);
    }
    
    .emoji-grande {
        font-size: 1.3em;
        min-width: 24px;
    }
}

/* Smartphone medi (max 600px) */
@media (max-width: 600px) {
    .footer-main {
        padding: 20px 15px;
        gap: 20px;
    }
    
    .footer-info h3,
    .footer-right h4 {
        font-size: 19px;
    }
    
    .footer-info p {
        font-size: 15px;
        margin: 4px 0;
    }
    
    .footer-right .footer-copyr p {
        font-size: 14px;
        margin: 3px 0;
    }
    
    .footer-policy {
        gap: 12px;
    }
    
    .footer-policy a {
        font-size: 14px;
        padding: 3px 0;
    }
    
    .footer-bottom {
        padding: 10px 0;
        font-size: 14px;
    }
    
    .footer-bottom .footer-copyr p {
        font-size: 14px;
    }
}

/* Smartphone piccoli (max 480px) */
@media (max-width: 480px) {
    .footer-main {
        padding: 20px 12px;
    }
    
    .footer-info h3,
    .footer-right h4 {
        font-size: 18px;
        margin-bottom: 10px;
        padding-bottom: 5px;
    }
    
    .footer-info p {
        font-size: 14px;
        gap: 8px;
    }
    
    .footer-right .footer-copyr p {
        font-size: 13px;
    }
    
    .footer-policy {
        flex-direction: column;
        gap: 5px;
    }
    
    .footer-policy a {
        font-size: 14px;
        padding: 2px 0;
    }
    
    .emoji-grande {
        font-size: 1.2em;
        min-width: 22px;
    }
    
    .footer-bottom {
        padding: 8px 0;
    }
    
    .footer-bottom .footer-copyr p {
        font-size: 13px;
    }
}

/* Smartphone piccolissimi (max 360px) */
@media (max-width: 360px) {
    .footer-main {
        padding: 15px 10px;
    }
    
    .footer-info h3,
    .footer-right h4 {
        font-size: 17px;
        margin-bottom: 8px;
        padding-bottom: 4px;
    }
    
    .footer-info p {
        font-size: 13px;
        margin: 3px 0;
    }
    
    .footer-right .footer-copyr p {
        font-size: 12px;
        margin: 2px 0;
    }
    
    .footer-policy a {
        font-size: 12px;
        padding: 2px 0;
    }
    
    .emoji-grande {
        font-size: 1.1em;
        min-width: 20px;
    }
    
    .footer-bottom {
        padding: 6px 0;
    }
    
    .footer-bottom .footer-copyr p {
        font-size: 12px;
    }
}

/* ===== ACCESSIBILITÀ ===== */
@media (prefers-reduced-motion: reduce) {
    .footer-info a,
    .footer-policy a {
        transition: none;
    }
    
    .footer-info a:hover,
    .footer-policy a:hover {
        padding-left: 8px; /* Mantiene il padding originale */
    }
}

/* Focus per navigazione da tastiera */
.footer-info a:focus-visible,
.footer-policy a:focus-visible,
.footer-bottom a:focus-visible {
    outline: 3px solid var(--footer-border-bottom);
    outline-offset: 3px;
}

/* ===== STAMPA ===== */
@media print {
    footer {
        background: white;
        color: black;
        border: 1px solid #ccc;
    }
    
    .footer-info a,
    .footer-policy a,
    .footer-bottom a {
        color: black;
    }
}

/* ===== TORNA SU ===== */
.tornasu {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background: var(--footer-border-bottom);
    color: var(--bianco);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 22px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.tornasu.visible {
    opacity: 1;
    visibility: visible;
}

.tornasu:hover {
    background: var(--footer-border-bottom);
    transform: translateY(-3px);
    filter: brightness(1.1);
}

/* Responsive per torna su */
@media (max-width: 768px) {
    .tornasu {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .tornasu {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
}

@media (max-width: 360px) {
    .tornasu {
        bottom: 10px;
        right: 10px;
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
}

/* ===== SOCIAL VERTICALI CON ICONE  ===== */
.footer-social-vertical {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 30px;
    margin: 0 15px;
    border-left: 1px solid rgba(255, 255, 255, 0.15);
    border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-social-vertical h4 {
    color: var(--footer-testo);
    font-size: 14px;
    font-weight: 400;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.8;
}

.social-vertical-icons {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.social-vertical-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    /*border-radius: 50%;*/
    background: rgba(255, 255, 255, 0.08);
    transition: all 0.3s ease;
    /*border: 1px solid rgba(255, 255, 255, 0.15);*/
    overflow: hidden;
}

.social-vertical-icon img {
    width: 58px;
    height: 58px;
    object-fit: contain;
    /*filter: brightness(0) invert(1); /* Rende l'icona bianca se è nera */
    transition: filter 0.3s ease;
}

.social-vertical-icon:hover {
    background: var(--footer-testo);
    transform: translateY(-3px) scale(1.05);
    border-color: var(--footer-testo);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.social-vertical-icon:hover img {
    /*filter: brightness(0) invert(0); /* Torna nera su hover */
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Responsive */
@media (max-width: 768px) {
    .footer-social-vertical {
        border-left: none;
        border-right: none;
        border-top: 1px solid rgba(255, 255, 255, 0.15);
        border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        padding: 25px 0;
        margin: 20px 0;
        width: 100%;
    }
    
    .social-vertical-icons {
        flex-direction: row;
        justify-content: center;
        gap: 25px;
    }
}