/* ==========================================================================
   1. VARIABILI E RESET GLOBALE
   ========================================================================== */
:root {
    --primary-orange: #ff7f27;
    --bg-black: #0a0a0a;
    --bg-navbar: rgba(0, 0, 0, 0.95);
    --text-white: #ffffff;
    --text-gray: #a0a0a0;
    --text-muted: #888;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-black);
    color: var(--text-white);
    font-family: 'Montserrat', sans-serif;
    line-height: 1.8; /* Ottimizzato per leggibilità artistica */
    padding-top: 100px; 
    -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   2. TYPOGRAPHY E ELEMENTI BASE
   ========================================================================== */
a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul { list-style: none; }

/* Titolo Principale Pagina */
.page-title {
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 5px;
    text-align: center;
    margin-top: 20px;
    color: var(--text-white);
}

/* Sottotitolo (es. Author) */
.subtitle {
    color: var(--primary-orange);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.9rem;
    text-align: center;
    margin-top: 10px;
}

/* Titoli di Sezione h3 */
h3, .bio-section h3, .c-group h3 {
    color: var(--primary-orange) !important;
    font-size: 1.2rem !important;
    text-transform: uppercase !important;
    letter-spacing: 2px !important;
    font-weight: 600 !important;
    margin-bottom: 20px !important;
    line-height: 1.4 !important;
}

/* Paragrafi Standard */
p {
    margin-bottom: 20px;
    color: #ccc;
    font-size: 1rem;
}

/* Linea di enfasi sotto i titoli */
.title-underline {
    width: 50px;
    height: 3px;
    background-color: var(--primary-orange);
    margin: 20px auto 40px;
}

/* Citazioni artistiche */
blockquote {
    font-style: italic;
    font-size: 1.15rem;
    line-height: 1.6;
    color: #eee;
    border-left: 3px solid var(--primary-orange);
    padding-left: 25px;
}

/* ==========================================================================
   3. LAYOUT E CONTAINER
   ========================================================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================================================
   4. HEADER E NAVIGATION
   ========================================================================== */
.main-header {
    background: var(--bg-navbar);
    height: 100px;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
    border-bottom: 1px solid rgba(255, 127, 39, 0.2);
    display: flex;
    align-items: center;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.site-logo {
    max-height: 60px;
    width: auto;
    display: block;
    transition: var(--transition);
    filter: brightness(1.1);
}

.site-logo:hover { transform: scale(1.05); }

.mobile-menu-toggle { display: none; }

.main-nav ul { display: flex; gap: 30px; }

.main-nav ul li a {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-white);
    padding: 10px 0;
}

.main-nav ul li a:hover,
.main-nav ul li a.active {
    color: var(--primary-orange);
    font-weight: 800;
}

.lang-switcher {
    display: flex;
    gap: 15px;
    border-left: 1px solid #333;
    padding-left: 20px;
}

.lang-switcher a {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.lang-switcher a.active {
    color: var(--primary-orange);
    font-weight: 800;
}

/* ==========================================================================
   5. FOOTER
   ========================================================================== */
.main-footer {
    background-color: #000;
    padding: 80px 0 40px;
    margin-top: 100px;
    border-top: 2px solid var(--primary-orange);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-title {
    display: block;
    color: var(--primary-orange);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 2px;
    margin-bottom: 25px;
}

.w3c-badge {
    height: 15px;
    border: 0;
    vertical-align: middle;
    opacity: 0.6;
    transition: opacity 0.3s ease;
    filter: grayscale(1);
}

.w3c-badge:hover {
    opacity: 1;
    filter: grayscale(0); /* Torna a colori quando ci passi sopra */
}

.social-links, .partner-links { display: flex; gap: 25px; align-items: center; }

.social-links a { font-size: 1.6rem; color: #fff; transition: var(--transition); }
.social-links a:hover { color: var(--primary-orange); transform: translateY(-3px); }

.partner-logo { height: 28px; filter: brightness(0) invert(1); transition: var(--transition); }
.partner-logo-svg {
    fill: #777; 
    transition: fill 0.3s ease, transform 0.3s ease;
}

.opensea-svg-link:hover .partner-logo-svg {
    fill: #fff;
    transform: scale(1.1);
}

.footer-bottom { padding-top: 30px; border-top: 1px solid #222; }
.footer-bottom-wrapper { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; }
.footer-bottom p { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; }

/* ==========================================================================
   6. PAGINA ARTIST
   ========================================================================== */
#artist-page { padding: 60px 0 100px; }

.author-flex-container {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.author-image-box { 
    flex: 0 0 28%; 
}

.author-text-box { 
    flex: 1; 
}

.sticky-images {
    position: sticky;
    top: 100px;
}

.profile-img { 
    width: 100%; 
    height: auto;
    border: 1px solid #1a1a1a; 
    margin-bottom: 30px;
    display: block;
    
    /* Effetto Bianco e Nero su immagini */
    filter: grayscale(100%);
    
    /* Transizione morbida (0.5 secondi) */
    transition: filter 0.5s ease, transform 0.5s ease;
}

.profile-img:hover {
    filter: grayscale(0%);
    transform: scale(1.02);
}

.main-portrait { 
    border-bottom: 3px solid var(--primary-orange); 
}

.artist-quote {
    margin-bottom: 30px;
    padding: 30px;
    background: #0a0a0a;
    border-left: 3px solid var(--primary-orange);
}

.artist-quote i { 
    color: var(--primary-orange); 
    font-size: 1.5rem; 
    margin-bottom: 15px; 
    display: block; 
}

.artist-quote p {
    font-size: 1.1rem;
    font-style: italic;
    line-height: 1.5;
    color: #eee;
}

.author-text-box { flex: 1; }

.artist-full-name {
    font-size: 2.5rem;
    letter-spacing: 4px;
    margin-bottom: 5px;
}

.artist-tagline {
    color: var(--primary-orange);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 2px;
    margin-bottom: 40px;
}

.bio-section { margin-bottom: 45px; }

.bio-section h3 {
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.bio-section p {
    color: #ccc;
    line-height: 1.9;
    text-align: justify;
}

.btn-contact-author {
    display: inline-block;
    padding: 18px 50px;
    border: 1px solid var(--primary-orange);
    color: var(--primary-orange);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 2px;
    transition: all 0.3s ease;
}

.btn-contact-author:hover {
    background: var(--primary-orange);
    color: #000;
    transform: translateY(-3px);
}

/* Media Queries per Mobile */
@media (max-width: 992px) {
    .author-flex-container { flex-direction: column; gap: 40px; }
    .author-image-box { flex: 0 0 100%; width: 100%; }
    .sticky-images { position: static; }
}

/* ==========================================================================
   7. ARTWORK GRID, FILTERS E GALLERIY_TEMPLATE
   ========================================================================== */
.subcategory-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin: 40px 0 20px;
}

.filter-btn {
    display: inline-block;
    padding: 10px 22px;
    background: transparent;
    border: 1px solid #333;
    color: #888;
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.filter-btn:hover {
    border-color: var(--primary-orange);
    color: #fff;
}

.filter-btn.active {
    background: var(--primary-orange);
    border-color: var(--primary-orange);
    color: #000;
}

/* Griglia Opere */
.artwork-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.artwork-card {
    position: relative;
    background: #0a0a0a;
    transition: transform 0.4s ease;
}

.artwork-card:hover {
    transform: translateY(-10px);
}

.image-container {
    position: relative;
    aspect-ratio: 1 / 1; 
    overflow: hidden;
    border: 1px solid #1a1a1a;
}

.image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.artwork-card:hover img {
    transform: scale(1.1);
}

/* Badge NFT */
.nft-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.8);
    color: var(--primary-orange);
    padding: 5px 12px;
    font-size: 0.7rem;
    font-weight: 800;
    border: 1px solid var(--primary-orange);
    z-index: 10;
    letter-spacing: 1px;
}

/* Informazioni Sotto l'Immagine */
.artwork-info {
    padding: 20px 0;
    text-align: left;
}

.artwork-title {
    font-size: 1rem;
    color: #fff;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.artwork-id {
    font-size: 0.8rem;
    color: var(--primary-orange);
    font-weight: 500;
}

.btn-marketplace {
    display: inline-block;
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 400;
    transition: all 0.2s ease-in-out;
}
.btn-marketplace:hover {
    color: #2081e2 !important;
    font-weight: 700;
}

/* Media Query per Mobile */
@media (max-width: 768px) {
    .subcategory-filter { gap: 10px; }
    .filter-btn { padding: 8px 15px; font-size: 0.65rem; }
    .artwork-grid { grid-template-columns: 1fr; gap: 30px; }
}*/

/* ==========================================================================
   8. ARTWORK DETAILS
   ========================================================================== */
.detail-page-wrapper { padding: 60px 0; background: #000; color: #fff; min-height: 100vh; }
.artwork-detail-container { display: flex; flex-wrap: wrap; gap: 50px; }
.detail-image-side { flex: 1.2; min-width: 300px; }
.main-detail-img { width: 100%; height: auto; border: 1px solid #222; }
.detail-info-side { flex: 0.8; min-width: 300px; }

.detail-title { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 2.5rem; margin-bottom: 10px; text-transform: uppercase; }
.title-underline { width: 60px; height: 4px; background: #ff7f27; margin-bottom: 30px; }

/* Specs separate per evitare sovrapposizioni */
.technical-data { 
    margin-bottom: 30px; text-align: right;
    padding-left: 0;

}
.technical-data p { margin-bottom: 8px; font-size: 0.95rem; color: #ccc; }

.ref-label { color: #ff7f27; font-weight: 800; text-transform: uppercase; margin-right: 5px; }

.technical-data strong { color: #ff7f27; text-transform: uppercase; font-size: 0.8rem; letter-spacing: 1px; }

.ref-row { margin-bottom: 15px !important; }
.artwork-description-text { font-size: 1rem; line-height: 1.8; color: #aaa; font-weight: 300; margin-bottom: 40px; }

.btn-orange-request {
    display: block;
    width: 100%;
    padding: 18px;
    background-color: var(--primary-orange);
    color: #fff;
    text-align: center;
    text-decoration: none;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    border: 1px solid var(--primary-orange);
}

.btn-orange-request:hover{
    background: transparent;
    color: var(--primary-orange);
}

/* Box NFT stilizzato */
.nft-info-box { 
    margin: 40px 0; padding: 25px; border: 1px solid #2081e2; 
    background: rgba(32, 129, 226, 0.05); border-radius: 4px; 
}
.nft-box-title { color: #2081e2; margin-top: 0; font-size: 1.1rem; text-transform: uppercase; margin-bottom: 15px; }
.nft-box-desc { font-size: 0.9rem; line-height: 1.5; color: #eee; margin-bottom: 15px; }
.nft-box-link { color: #fff; text-decoration: underline; font-weight: bold; font-size: 0.9rem; }
.nft-box-link:hover { color: #2081e2; }
.nft-box-meta { margin-top: 20px; font-size: 0.75rem; color: #888; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 10px; }

.back-link-detail { display: block; margin-top: 30px; color: #ff7f27; font-size: 0.85rem; text-decoration: none; }

/* Adattamento per Tablet e Smartphone */
@media (max-width: 992px) {
    .artwork-detail-container { flex-direction: column; }
    .detail-info-side { order: 2; }
    .detail-image-side { order: 1; }
}

/* ==========================================================================
   9. HOMEPAGE - MOSAICO DINAMICO RIFINITO
   ========================================================================== */

#home-wrapper { overflow-x: hidden; }

.home-mosaic-hero { 
    width: 100%; 
    line-height: 0; 
    background: #000;
}

.mosaic-grid { 
    display: flex; 
    flex-wrap: wrap; 
    width: 100%; 
}

.mosaic-item {
    position: relative;
    width: 25%;
    height: 75vh;
    overflow: hidden;
    cursor: pointer;
}

.mosaic-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s cubic-bezier(0.15, 0.45, 0.3, 1);
}

.mosaic-item:hover img { 
    transform: scale(1.15); 
}

.mosaic-overlay {
    position: absolute; 
    top: 0; left: 0; width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.5s ease;
    background: transparent;
}

.mosaic-item:hover .mosaic-overlay { 
    opacity: 1; 
}

.overlay-content {
    text-align: center;
    padding: 0 20px;
    width: 100%;
}

.overlay-content h3 {
    color: var(--primary-orange); 
    font-size: 1.3rem;
    text-transform: uppercase;
    letter-spacing: 2px; 
    margin-bottom: 10px;
    line-height: 1.3;
    font-weight: 800;
    text-shadow: 0px 0px 5px #000, 0px 0px 10px #000, 2px 2px 15px rgba(0,0,0,1);
    word-wrap: break-word;
}

.overlay-content span {
    color: #fff;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 600;
    text-shadow: 0px 0px 8px #000;
}

.home-intro-section {
    padding: 120px 0;
    text-align: center;
    background: #000;
}

.intro-container { 
    max-width: 850px; 
    margin: 0 auto; 
    padding: 0 20px;
}

.intro-text {
    font-size: 1.2rem; 
    line-height: 2; 
    color: #e0e0e0;
    font-style: italic;
}

/* ==========================================================================
   10. CONTACT PAGE
   ========================================================================== */
.contact-page-container {
    padding: 80px 0;
    background: var(--bg-black);
    color: #fff;
}

.contact-main-title {
    text-align: center;
    font-size: 2.5rem;
    letter-spacing: 5px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.title-accent {
    width: 40px;
    height: 3px;
    background: var(--primary-orange);
    margin: 0 auto 60px auto;
}

.contact-content-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    max-width: 1100px;
    margin: 0 auto;
}

/* Sidebar Info */
.contact-sidebar {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.info-label {
    color: var(--primary-orange);
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.info-value {
    font-size: 1rem;
    color: #ccc;
    margin-bottom: 5px;
}

.info-subtext {
    font-size: 0.8rem;
    color: #777;
    margin-top: 5px;
}

.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #25d366;
    color: #fff;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.8rem;
    transition: 0.3s;
}

.whatsapp-btn:hover {
    background: #0c9f41;
}

.contact-form-wrapper {
    background: transparent;
}

.custom-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.custom-form input, 
.custom-form textarea {
    background: #111;
    border: 1px solid #222;
    padding: 15px;
    color: #fff;
    font-family: inherit;
    font-size: 0.9rem;
}

.custom-form input:focus, 
.custom-form textarea:focus {
    border-color: var(--primary-orange);
    outline: none;
}

.privacy-row {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.85rem;
    color: #aaa;
}

.btn-send {
    display: inline-block;
    padding: 10px 22px;
    background: transparent;
    border: 1px solid #333;
    color: #888;
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-send:hover {
    border-color: var(--primary-orange);
    color: #fff;
}

/* Nasconde il campo trabocchetto per i bot */
.hp-field {
    display: none !important;
    visibility: hidden !important;
}

/* Map grayscale filter */
.contact-map-section {
    margin-top: 60px;
    border-top: 1px solid #1a1a1a;
}

@media (max-width: 850px) {
    /* Griglia a colonna singola come da tua indicazione */
    .contact-content-grid {
        grid-template-columns: 1fr !important;
        gap: 50px !important;
        padding: 0 20px !important;
    }

    /* Inversione ordine: prima il modulo (form), poi le info (sidebar) */
    .contact-form-wrapper {
        order: 1;
    }

    .contact-sidebar {
        order: 2;
        display: flex;
        flex-direction: column;
        align-items: center; /* Centra le info su mobile */
        text-align: center;
    }

    /* Ottimizzazione spazi interni al form su mobile */
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .form-row input {
        width: 100% !important;
        margin-bottom: 20px;
    }
}

/* ==========================================================================
   11. PRIVACY E 404
   ========================================================================== */
.legal-page { padding: 60px 0; }
.legal-content { max-width: 800px; margin: 0 auto; color: #ccc; line-height: 1.8; }

.privacy-last-update { text-align: center; margin-bottom: 30px; color: #888; font-size: 0.9rem; }
.privacy-last-update strong { color: var(--primary-orange); }

.back-home-container { 
    display: flex; 
    justify-content: center; 
    margin-top: 50px; 
    padding-bottom: 20px; 
    width: 100%;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: #ff7f27;
    color: #fff !important;
    padding: 15px 35px;
    border-radius: 2px;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    min-width: 200px;
}

.btn-primary:hover {
    background-color: #ff7f27;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.btn-primary i { margin-right: 10px; }

/* ==========================================================================
   12. PAGINA ERRORE 404
   ========================================================================== */
.error-page-404 {
    height: 70vh; display: flex;
    align-items: center;
    text-align: center;
    justify-content: center;
    flex-direction: column;
}

.error-digit {
    font-size: 8rem;
    font-weight: 900;
    color: #1a1a1a;
    display: block;
    line-height: 1;
}

/* ==========================================================================
   13. COOKIE DISCLAIMER BANNER
   ========================================================================== */
.cookie-banner {
    position: fixed;
    bottom: -100px;
    left: 0;
    width: 100%;
    background: rgba(18, 18, 18, 0.98);
    border-top: 2px solid #ff7f27; /* Tuo colore orange */
    padding: 20px 0;
    z-index: 10000;
    transition: bottom 0.5s ease;
}

.cookie-banner.show { bottom: 0; }
.cookie-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.cookie-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.cookie-text {
    font-size: 0.9rem;
    line-height: 1.5;
}

.cookie-text a {
    color: var(--primary-orange);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 15px;
}

.btn-accept-cookies {
    background: #ff7f27;
    color: white;
    border: none;
    padding: 10px 25px;
    cursor: pointer;
    font-weight: bold;
}

.btn-accept-cookies:hover {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .cookie-container {
        flex-direction: column;
        text-align: center;
    }
}

/* ==========================================================================
   14. MEDIA QUERIES (COERENZA RESPONSIVE)
   ========================================================================== */
@media (max-width: 992px) {
    .author-flex-container { flex-direction: column; }
    .author-image-box { width: 100%; }
    .contact-master-wrapper, .contact-info-block, .contact-form-block { display: block; width: 100% !important; border-spacing: 0; }
}

@media (max-width: 768px) {
    body { padding-top: 80px; }
    .page-title { font-size: 2rem; }
    h3 { font-size: 1.1rem !important; }
    p { font-size: 0.95rem; text-align: left; }
    
    .mobile-menu-toggle { display: block; font-size: 1.8rem; color: var(--primary-orange); }
    .main-nav { display: none; position: absolute; top: 80px; left: 0; width: 100%; background: #000; padding: 30px 0; border-bottom: 2px solid var(--primary-orange); }
    .main-nav.active { display: block; }
    .main-nav ul { flex-direction: column; text-align: center; }
}

/* ==========================================================================
   15. PULSANTE TORNA SU (BACK TO TOP)
   ========================================================================== */
#backToTop {
    display: none; /* Nascosto di default, appare con JS */
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    width: 50px;
    height: 50px;
    background-color: var(--primary-orange);
    color: #ffffff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

#backToTop:hover {
    background-color: #ffffff;
    color: var(--primary-orange);
    transform: translateY(-5px);
}

/* Effetto per dispositivi mobili */
@media (max-width: 768px) {
    #backToTop {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

/* ==========================================================================
   16. FEEDBACK FORM CONTATTI (CONTACT.PHP)
   ========================================================================== */
.contact-alert {
    padding: 15px;
    margin-bottom: 20px;
    text-align: left;
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: 0;
    border-left: 3px solid #ff7f27; /* Arancio Ruggero Art */
    background: #1a1a1a; /* Grigio scurissimo */
    color: #ff7f27;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.alert-success {
    background-color: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid #2ecc71;
}

.alert-error {
    border-left-color: #ff7f27;
    color: #ff7f27;
}

@keyframes fadeInSlide {
    from { opacity: 0; transform: translateY(-15px); }
    to { opacity: 1; transform: translateY(0); }
}