:root {
    --brand-blue: #12385f;
    --brand-blue-opacity: rgba(18, 56, 95, 0.7);
    --brand-blue-dark: #0b2846;
    --brand-yellow: #eec64d; 
    --brand-yellow-opacity: rgba(238, 198, 77, 0.7); 
    --on-brand-blue:   #f5f7fa;  
    --on-brand-yellow: #0e232d;

    --timeline-point-shadow:    0 0 0 4px rgba(238, 198, 77, 0.35),  
                                0 0 12px rgba(238, 198, 77, 0.45),   
                                0 0 20px rgba(238, 198, 77, 0.3);

    --text-primary:   #0e232d; 
    --text-secondary: #364849; 
    --text-muted:     #525c5e; 
    --text-inverse:   #ffffff; 

    --text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);

    --black-overlay: rgba(0, 0, 0, 0.6);

    --transition-duration: 0.3s;
    --transition-easing: ease;

    --font-sans: "Inter", system-ui, -apple-system, "Segoe UI",
                "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;

    --font-title: "PT Serif", serif;


    --leading-body: 1.6;
    --leading-heading: 0.9;
    --tracking-tight: -0.01em;
    --tracking-normal: 0;

    --weight-light:   300; 
    --weight-regular: 400; 
    --weight-medium:  500; 
    --weight-bold:    700; 
    --weight-extrabold: 800;

    --container-max-width-1: 1850px;
    --container-max-width-2: 1400px;
    --container-max-width-3: 966px;

    --container-padding-2xs: clamp(4px, 0.75vw, 8px);
    --container-padding-xs:  clamp(8px, 1.5vw, 16px);
    --container-padding-sm:  clamp(12px, 2.25vw, 24px);
    --container-padding-md:  clamp(16px, 3vw, 32px);
    --container-padding-lg:  clamp(20px, 4.5vw, 48px);
    --container-padding-xl:  clamp(24px, 6vw, 72px);
    --container-padding-2xl: clamp(32px, 8vw, 96px);
    --container-padding-3xl: clamp(40px, 10vw, 120px);

    --vw: 18.97px; 
    --font-size-3xl: clamp(50px, 0.1041666667 * calc(100 * var(--vw, 1vw)), 150px);
    --font-size-2xl: clamp(50px, 0.0520833333 * calc(100 * var(--vw, 1vw)), 75px);
    --font-size-xl:  clamp(35px, 0.0381944444 * calc(100 * var(--vw, 1vw)), 55px);
    --font-size-lg:  clamp(30px, 0.0243055556 * calc(100 * var(--vw, 1vw)), 35px);
    --font-size-md:  clamp(22px, 0.0152777778 * calc(100 * var(--vw, 1vw)), 22px);
    --font-size-sm:  clamp(18px, 0.013 * calc(100 * var(--vw, 1vw)), 20px);
    --font-size-xs:  clamp(16px, 0.011 * calc(100 * var(--vw, 1vw)), 18px);
    --font-size-2xs: clamp(15px, 0.010 * calc(100 * var(--vw, 1vw)), 17px);
    --font-size-3xs: clamp(13px, 0.008 * calc(100 * var(--vw, 1vw)), 15px);
    --font-size-4xs: clamp(11px, 0.006 * calc(100 * var(--vw, 1vw)), 13px);

    --navbar-height: 8dvh;
}


.intestazione_title{
    font-size: var(--font-size-2xl);
}
.contattaci {
    height: auto;
    padding: var(--container-padding-lg) 0;
    border-top: none;
}

.wrapper_contattaci {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: var(--container-max-width-2);
    background: 
     color-mix(in oklab, var(--brand-blue-dark) 88%, black 0%);
    padding: var(--container-padding-lg) var(--container-padding-sm);
    border-radius: 1rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--container-padding-xs);
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.06);
    backdrop-filter: saturate(120%) blur(2px);
}

.title_par {
    color: var(--on-brand-blue);
    font-weight: var(--weight-regular);
    font-size: var(--font-size-2xs);
    font-family: var(--font-sans);
    max-width: 100ch;
    line-height: 1.6;
    opacity: 0.92;
}

.contact_form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: var(--container-padding-lg);
    border-radius: 1.2rem;
    width: 100%;
    max-width: var(--container-max-width-3);
}

.form_row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.form_group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: .4rem;
}

.form_group label {
    font-size: .9rem;
    font-weight: 500;
    color: var(--brand-yellow);
    align-self: flex-start;
    margin-left: var(--container-padding-2xs);
}

.form_group input,
.form_group textarea {
    padding: .8rem 1rem;
    border: 1px solid rgba(18,56,95,0.15);
    border-radius: .5rem;
    font-size: .95rem;
    color: var(--text-primary);
    font-family: var(--font-sans);
    background: #fff;
    transition: border .2s ease, box-shadow .2s ease;
}

.form_group input:focus,
.form_group textarea:focus {
    outline: none;
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 2px rgba(18,56,95,0.15);
}

.form_footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: .85rem;
    color: var(--text-secondary);
}

.checkbox a {
    color: var(--brand-blue);
    text-decoration: underline;
}

.btn_invia {
    background: var(--brand-blue);
    color: #fff;
    border: none;
    padding: .8rem 1.5rem;
    border-radius: 999px;
    cursor: pointer;
    transition: background .25s ease;
}

.btn_invia:hover {
    background: var(--brand-blue-dark);
}


@media (max-width: 768px) {
    .form_footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .title_contattaci {
    font-size: var(--font-size-md);
}

.title_par {
    font-size: var(--font-size-3xs);
}

.form_group label {
    font-size: var(--font-size-3xs);
}

.form_group input, .form_group textarea {
    font-size: var(--font-size-3xs);
}

}



.btn_inviamsg2{
    width: 14em;
    margin-left: auto;
}

/* === FILE UPLOAD BUTTON === */
.file_upload_wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

input[type="file"] {
    display: none;
}
.button-text2{
    color: var(--on-brand-yellow);
}

.btn_file_upload {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    background: var(--brand-yellow);
    color: var(--on-brand-yellow);
    font-weight: 500;
    font-size: 1rem;
    padding: 0.8rem 1.4rem;
    border-radius: 50px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
    position: relative;
    overflow: hidden;
}

.btn_file_upload:hover {
    background: var(--brand-yellow-opacity);
    transform: translateY(-2px);
}

.btn_file_upload .circle {
    display: inline-flex;
    width: 1.2rem;
    height: 1.2rem;
    border: 2px solid var(--on-brand-yellow);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
}

.btn_file_upload .icon.arrow {
    position: relative;
    width: 0.4rem;
    height: 0.4rem;
    border-right: 2px solid var(--on-brand-yellow);
    border-bottom: 2px solid var(--on-brand-yellow);
    transform: rotate(45deg);
    bottom:6%;
}

.file_name_text {
    font-size: 0.9rem;
    color: var(--on-brand-blue);
    font-style: italic;
    max-width: 100%;
    word-break: break-all;
}