/* =========================================
   PAGE HEADER
   ========================================= */
.page-header {
    position: relative;
    height: 50vh;
    /* Metà schermo */
    min-height: 400px;
    background: url('../immagini/sfondi/1.jpg') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
    /* Parallax */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-bottom: 0;
}

.header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    /* Molto scuro */
    z-index: 1;
}

.header-content {
    position: relative;
    z-index: 2;
    color: var(--main-white);
    padding: 0 20px;
}

.header-content h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.breadcrumb {
    font-family: var(--font-body);
    font-size: 1rem;
    letter-spacing: 1px;
    color: #ccc;
    text-transform: uppercase;
}

/* =========================================
   SEZIONE CONTATTI (Split Layout)
   ========================================= */
.contact-section {
    padding: 100px 20px;
    background-color: var(--main-white);
}

.contact-wrapper {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    /* Colonna form più larga */
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    /* Ombra profonda */
}

/* --- COLONNA INFO (BLU HYDROBAU) --- */
.info-col {
    background-color: var(--main-accent);
    /* Sfondo Blu Hydrobau */
    color: var(--main-white);
    padding: 60px;
    position: relative;
    overflow: hidden;
}

/* Elemento decorativo rosso laterale */
.info-col::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background-color: var(--main-red);
}

.col-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    text-transform: uppercase;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.separator-red {
    width: 50px;
    height: 4px;
    background: var(--main-red);
    margin-bottom: 30px;
}

.intro-text {
    color: var(--main-white);
    /* Testo introduttivo bianco */
    margin-bottom: 40px;
    line-height: 1.6;
}

.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 35px;
}

.icon-box {
    min-width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    border: 1px solid #333;
}

.icon-box i {
    color: var(--main-red);
    font-size: 1.2rem;
}

.info-text h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    text-transform: uppercase;
    margin-bottom: 5px;
    color: var(--main-white);
}

.info-text p,
.info-text a {
    color: var(--main-white);
    /* Testo completamente bianco */
    font-family: var(--font-body);
    font-size: 1rem;
    display: block;
    line-height: 1.5;
}

.info-text a:hover {
    color: var(--main-red);
}

.sub-link {
    font-size: 0.9rem;
    opacity: 0.7;
}

.corporate-data {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid #333;
}

.corporate-data h5 {
    font-family: var(--font-heading);
    color: var(--main-white);
    /* Titolo bianco */
    margin-bottom: 15px;
}

.corporate-data p {
    color: var(--main-white);
    /* Testo bianco */
    font-size: 0.85rem;
    line-height: 1.6;
}

/* --- COLONNA FORM (CHIARA) --- */
.form-col {
    background-color: #fff;
    color: #333;
    /* Testo scuro per contrasto */
    padding: 60px;
}

.technical-form label {
    color: #666;
    /* Colore più leggibile per le etichette */
}

.input-group {
    position: relative;
    width: 100%;
    margin-bottom: 20px;
    /* Spaziatura tra i campi */
}

.input-group input,
.input-group textarea {
    width: 100%;
    padding: 10px 0;
    font-size: 1rem;
    color: #333;
    border: none;
    border-bottom: 1px solid #ccc;
    /* Linea grigia default */
    outline: none;
    background: transparent;
    font-family: var(--font-body);
}

.input-group input:focus~label,
.input-group input:not(:placeholder-shown)~label,
.input-group textarea:focus~label,
.input-group textarea:not(:placeholder-shown)~label {
    top: -20px;
    font-size: 0.8rem;
    color: var(--main-red);
    font-weight: 700;
}

/* Input stile architetto (solo linea sotto) */
.input-group input,
.input-group textarea {
    width: 100%;
    padding: 10px 0;
    font-size: 1rem;
    color: #333;
    border: none;
    border-bottom: 1px solid #ccc;
    /* Linea grigia default */
    outline: none;
    background: transparent;
    font-family: var(--font-body);
}

.input-group textarea {
    min-height: 100px;
    resize: vertical;
}

/* Label flottante */
.input-group label {
    position: absolute;
    top: 10px;
    left: 0;
    color: #999;
    font-size: 1rem;
    transition: 0.3s ease;
    pointer-events: none;
    text-transform: uppercase;
    font-weight: 500;
}

/* Effetto Focus: La label sale e la linea diventa rossa */
.input-group input:focus~label,
.input-group input:not(:placeholder-shown)~label,
.input-group textarea:focus~label,
.input-group textarea:not(:placeholder-shown)~label {
    top: -20px;
    font-size: 0.8rem;
    color: var(--main-red);
    font-weight: 700;
}

/* Linea animata */
.underline {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 2px;
    width: 100%;
    background: var(--main-red);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.input-group input:focus~.underline,
.input-group textarea:focus~.underline {
    transform: scaleX(1);
}

/* Checkbox */
.checkbox-group {
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    font-size: 0.9rem;
}

.checkbox-group input {
    margin-right: 10px;
    accent-color: var(--main-red);
}

.checkbox-group a {
    color: var(--main-black);
    text-decoration: underline;
}

/* Bottone Submit */
.btn-submit {
    background: var(--main-accent);
    color: var(--main-white);
    padding: 15px 40px;
    border: none;
    font-family: var(--font-heading);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

.btn-submit:hover {
    background: var(--main-red);
}

/* =========================================
   MAP SECTION
   ========================================= */
.map-section {
    line-height: 0;
    /* Rimuove spazi bianchi sotto iframe */
    background: #000;
}

.map-section iframe {
    /* Filtri CSS per rendere la mappa 'Dark/Industrial' */
    filter: invert(90%) contrast(85%);
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 991px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
        /* Colonna singola */
    }

    .info-col,
    .form-col {
        padding: 40px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
        /* Input uno sotto l'altro */
        gap: 20px;
        margin-bottom: 20px;
    }

    .input-group.full-width {
        margin-top: 20px;
    }
}