/* ==========================================================================
   CROSS TECHNOLOGY - STILI MODERNI & DINAMICI
   ========================================================================== */

:root {
    --primary-blue: #0b396b;
    --primary-dark: #072344;
    --accent-orange: #f25c27;
    --accent-glow: rgba(242, 92, 39, 0.45);
    --blue-glow: rgba(11, 57, 107, 0.35);
    --light-bg: #f8fafc;
    --surface-card: #ffffff;
    --text-color: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --shadow-sm: 0 2px 6px rgba(0,0,0,0.04);
    --shadow-md: 0 10px 25px -5px rgba(11, 57, 107, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 20px 35px -10px rgba(11, 57, 107, 0.16);
    --transition-fast: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body { 
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; 
    background-color: var(--light-bg); 
    color: var(--text-color); 
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

.container { 
    width: 92%; 
    max-width: 1160px; 
    margin: 0 auto; 
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */
.site-header { 
    background: #ffffff; 
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 18px 0; 
}

.logo img { 
    max-width: 240px; 
    height: auto;
    transition: var(--transition-fast);
}
.logo img:hover {
    transform: scale(1.02);
}

/* Selettore Lingue a Pillole Eleganti con Testo e Bandiera */
.languages {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8fafc;
    padding: 5px;
    border-radius: 30px;
    border: 1px solid var(--border-color);
}

.lang-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-muted);
    transition: all 0.25s ease;
    border: 1.5px solid transparent;
}

.lang-pill img {
    width: 20px;
    height: auto;
    border-radius: 3px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.15);
    transition: transform 0.25s ease;
}

.lang-pill:hover {
    color: var(--primary-blue);
    background: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.lang-pill:hover img {
    transform: scale(1.15);
}

/* Lingua attiva corrente */
.lang-pill.active {
    background: #ffffff;
    color: var(--primary-blue);
    border-color: var(--primary-blue);
    box-shadow: 0 3px 10px rgba(11, 57, 107, 0.12);
}

.lang-pill.active span {
    color: var(--primary-blue);
}

.main-nav { 
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 100%);
    box-shadow: 0 4px 12px rgba(7, 35, 68, 0.15);
}

.main-nav ul { 
    list-style: none; 
    display: flex; 
    justify-content: center; 
    flex-wrap: wrap; 
    margin-bottom: 0; 
}

.main-nav li { 
    position: relative;
}

.main-nav a { 
    display: block; 
    color: #f1f5f9; 
    text-decoration: none; 
    padding: 16px 20px; 
    text-transform: uppercase; 
    font-weight: 700; 
    font-size: 13px; 
    letter-spacing: 0.5px;
    transition: var(--transition-fast);
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--accent-orange);
    transition: var(--transition-fast);
    transform: translateX(-50%);
    border-radius: 2px 2px 0 0;
}

.main-nav a:hover { 
    color: #ffffff;
    background: rgba(255, 255, 255, 0.05);
}

.main-nav a:hover::after {
    width: 70%;
}

/* ==========================================================================
   LAYOUT PRINCIPALE & HERO
   ========================================================================== */
.main-content { 
    background: var(--surface-card); 
    padding: 45px 50px; 
    margin: 30px auto; 
    border-radius: 16px;
    box-shadow: var(--shadow-md); 
    border: 1px solid var(--border-color);
    min-height: 55vh; 
}

.hero-section { 
    text-align: center; 
    margin-bottom: 40px; 
    padding-bottom: 25px; 
    border-bottom: 1px solid var(--border-color); 
}

.hero-section h1 { 
    color: var(--primary-blue); 
    font-size: 2.4rem; 
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 8px; 
}

.hero-section p {
    color: var(--text-muted);
    font-size: 1.15rem;
    font-weight: 500;
}

.content-grid { 
    display: flex; 
    gap: 40px; 
    flex-wrap: wrap; 
}

.main-text { 
    flex: 2; 
    min-width: 320px; 
}

.main-text > h2 {
    font-size: 1.7rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--primary-blue);
    text-align: center;
    position: relative;
    padding-bottom: 12px;
}

.main-text > h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent-orange);
    border-radius: 3px;
}

.sidebar-img, 
.sidebar-text { 
    flex: 1; 
    min-width: 270px; 
}

.sidebar-img {
    background: #ffffff;
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.sidebar-img:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.sidebar-img img { 
    width: 100%; 
    height: 200px;
    object-fit: contain;
    background: #f8fafc;
    border-radius: 8px; 
    margin-bottom: 15px; 
}

h2, h3 { 
    color: var(--primary-blue); 
    margin-bottom: 12px; 
    font-weight: 700;
}

ul { 
    margin-left: 20px; 
    margin-bottom: 20px; 
}

li { 
    margin-bottom: 8px; 
}

/* ==========================================================================
   MAPPA MONDO 3D INTERATTIVA & TASTI MACRO
   ========================================================================== */
.mappa-mondo {
    position: relative;
    width: 780px;
    height: 408px;
    background: url('../img/Mondo Sfondo780x408Chiaro.gif') no-repeat center center;
    background-size: contain;
    margin: 20px auto 40px auto;
    border-radius: 20px;
    box-shadow: 0 16px 40px -10px rgba(11, 57, 107, 0.12), 0 0 0 1px var(--border-color);
    transition: transform 0.15s ease-out, box-shadow 0.3s ease;
    will-change: transform;
    background-color: #ffffff;
}

.mappa-mondo:hover {
    box-shadow: 0 24px 50px -12px rgba(11, 57, 107, 0.22), 0 0 0 1px rgba(11, 57, 107, 0.1);
}

.mappa-mondo-en {
    background: url('../img/Mondo Sfondo780x408Chiaro.gif') no-repeat center center;
    background-size: contain;
}

/* Pulsanti Macro Posizionati ai 4 Angoli della Mappa */
.mappa-mondo .macro-btn {
    position: absolute;
    z-index: 10;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    padding: 13px 22px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.4px;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(11, 57, 107, 0.14);
    transition: var(--transition-fast);
    white-space: nowrap;
    overflow: hidden;
}

.mappa-mondo .macro-btn:hover {
    background: linear-gradient(135deg, var(--accent-orange) 0%, #d84315 100%);
    border-color: var(--accent-orange);
    color: #ffffff;
    transform: translateY(-4px) scale(1.03);
    box-shadow: 0 10px 24px var(--accent-glow);
}

/* Ancoraggio ai 4 angoli */
.btn-top-left {
    top: 25px;
    left: 25px;
}

.btn-top-right {
    top: 25px;
    right: 25px;
}

.btn-bottom-left {
    bottom: 25px;
    left: 25px;
}

.btn-bottom-right {
    bottom: 25px;
    right: 25px;
}

/* Griglia pulsanti generica (pagine interne) */
.macro-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.macro-btn {
    display: block;
    background: var(--primary-blue);
    color: #ffffff;
    text-align: center;
    padding: 18px;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 10px;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.macro-btn:hover {
    background: var(--accent-orange);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px var(--accent-glow);
    color: #ffffff;
}

/* ==========================================================================
   ANIMAZIONI JAVASCRIPT & EFFETTI VISIVI
   ========================================================================== */
/* Fade in all'ingresso nella viewport */
.fade-in-element {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in-element.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Effetto Onda / Ripple Click sui Pulsanti */
.ripple {
    position: absolute;
    border-radius: 50%;
    transform: scale(0);
    animation: ripple-animation 0.55s linear;
    background-color: rgba(255, 255, 255, 0.45);
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(3.5);
        opacity: 0;
    }
}

/* ==========================================================================
   MODULO CONTATTI & ELEMENTI FORM
   ========================================================================== */
.modern-form { 
    background: #f8fafc; 
    padding: 30px; 
    border-radius: 12px; 
    border: 1px solid var(--border-color);
}

.form-group { 
    margin-bottom: 22px; 
}

.form-group label { 
    display: block; 
    margin-bottom: 8px; 
    font-weight: 600; 
    color: var(--primary-blue); 
    font-size: 0.95rem;
}

.form-group input, 
.form-group textarea { 
    width: 100%; 
    padding: 13px 16px; 
    border: 1.5px solid var(--border-color); 
    border-radius: 8px; 
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    background: #ffffff;
}

.form-group input:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(11, 57, 107, 0.12);
}

.btn { 
    display: inline-flex; 
    align-items: center;
    justify-content: center;
    background: var(--primary-blue); 
    color: #fff; 
    padding: 14px 28px; 
    border: none; 
    cursor: pointer; 
    font-size: 15px; 
    font-weight: 700;
    border-radius: 8px; 
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn:hover { 
    background: var(--accent-orange); 
    transform: translateY(-2px);
    box-shadow: 0 8px 18px var(--accent-glow);
}

.alert { 
    padding: 16px; 
    margin-bottom: 25px; 
    border-radius: 8px; 
    font-weight: 600; 
}
.success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer { 
    background: var(--primary-dark); 
    color: #94a3b8; 
    text-align: center; 
    padding: 35px 0; 
    margin-top: auto; 
    border-top: 4px solid var(--accent-orange);
}

.site-footer p {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.site-footer .footer-sub {
    font-size: 0.85rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}