html { overflow-x: hidden; max-width: 100vw; }

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@100;300;400;500;700&display=swap');

:root {
    --color-dark-blue: #324a61;
    --color-light-blue: #7a9cbf;
    --color-gradient-top: #2b3e52;
    --color-gradient-mid: #5b7999;
    --color-white: #ffffff;
    --color-text: #334155;
    --color-heading: #1e293b;
    --font-heading: 'Roboto', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

body {
    font-family: var(--font-body);
    font-size: 20px;
    margin: 0;
    overflow-x: hidden;
    padding: 0;
    max-width: 100vw;
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--color-white);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 300;
    color: var(--color-heading);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* --- NAVIGATION --- */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background-color: var(--color-gradient-top);
    width: auto;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.8rem;
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
    overflow-x: hidden;
}

.nav-links li a {
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links li a:hover {
    color: var(--color-light-blue);
}

.menu-toggle {
    display: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
}

.hero {
    background: linear-gradient(to bottom, var(--color-gradient-top) 0%, var(--color-gradient-mid) 45%, var(--color-white) 90%);
    padding: 12rem 5% 5rem 5%;
    text-align: center;
    color: var(--color-white);
    min-height: 30vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.hero h1 {
    font-size: 4rem;
    font-style: italic;
    color: var(--color-white);
    margin-bottom: 2rem;
    font-weight: 300;
}

.hero p {
    max-width: 600px;
    font-size: 1.2rem;
    font-weight: 300;
}

/* --- COMMON SECTIONS --- */
section {
    padding: 6rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 3.5rem;
    margin: 0;
    overflow-x: hidden;
    letter-spacing: 2px;
}

.section-header h2 span {
    display: block;
    background-size: cover;
    background-position: center;
    letter-spacing: 12px;
    text-transform: uppercase;
    color: var(--color-light-blue);
    border-bottom: 1px solid var(--color-light-blue);
    padding-bottom: 15px;
    margin-top: 10px;
    width: max-content;
}

.btn {
    display: inline-block;
    background-color: var(--color-light-blue);
    color: var(--color-white);
    padding: 12px 30px;
    border-radius: 30px;
    text-transform: uppercase;
    font-weight: 500;
    font-size: 1rem;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    margin-top: 2rem;
}

.btn:hover, .btn-primary:hover {
    background-color: var(--color-dark-blue) !important;
    transform: translateY(-2px);
    transition: all 0.3s ease;
}

/* Hover for buttons on blue/gradient backgrounds */
.bg-gradient-blue .btn:hover, 
.bg-gradient-blue .btn-primary:hover {
    background-color: var(--color-white) !important;
    color: var(--color-light-blue) !important;
}

/* --- PARTNER LOGOS --- */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    align-items: center;
    justify-items: center;
    margin-top: 3rem;
}

.partners-grid img {
    max-width: 100%;
    max-height: 60px;
}

/* --- FOOTER --- */
footer, footer * {
    background: var(--color-gradient-top);
    color: var(--color-white) !important;
}
footer {
    padding: 4rem 5% 2rem 5%;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding-bottom: 2rem;
}

.footer-title {
    width: 100%;
    margin-bottom: 2rem;
}

.footer-title h3 {
    color: var(--color-white);
    font-size: 3.5rem;
    margin: 0;
    overflow-x: hidden;
}

.footer-col {
    flex: 1;
    min-width: 200px;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.footer-logo {
    text-align: right;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    font-size: 0.85rem;
    opacity: 0.7;
}

/* --- FORMS --- */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 10px 0;
    border: none;
    border-bottom: 1px solid var(--color-light-blue);
    background: transparent;
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
}

.form-group input::placeholder, .form-group textarea::placeholder {
    color: rgba(255,255,255,0.6);
}

/* --- GRID GALLERY (Progetti) --- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    width: 100%;
    max-width: 100%;
    margin: 0;
    overflow-x: hidden;
    padding: 0;
    max-width: 100vw;
}

.project-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    background-color: #1e293b;
    display: block;
    background-size: cover;
    background-position: center;
}

.project-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-item:hover img {
    transform: scale(1.05);
}

/* --- UTILS --- */
.bg-gradient-blue {
    background: linear-gradient(to bottom, var(--color-gradient-mid) 0%, var(--color-gradient-top) 100%);
    color: var(--color-white) !important;
}

.bg-gradient-blue h1,
.bg-gradient-blue h2,
.bg-gradient-blue h3,
.bg-gradient-blue h4,
.bg-gradient-blue h5,
.bg-gradient-blue h6,
.bg-gradient-blue p,
.bg-gradient-blue strong,
.bg-gradient-blue span {
    color: var(--color-white) !important;
}

.text-center { text-align: center; }

/* --- RESPONSIVE LAYOUT CLASSES --- */
.flex-section {
    display: flex;
    gap: 4rem;
}

.hero-content-split {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    justify-content: space-between;
    gap: 2rem;
}

.manifesto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 4rem;
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    max-width: 800px;
    margin: 0 auto;
}

.step-item {
    display: flex;
    gap: 2rem;
    align-items: center;
}

/* PROJECT DETTAGLIO CLASSES (Moved from HTML to CSS) */
.project-hero {
    position: relative;
    background-size: cover;
    background-position: center;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}
.project-hero::before {
    content: '';
    position: absolute;
    top:0; left:0; right:0; bottom:0;
    background: rgba(23, 44, 74, 0.7);
    z-index: 1;
}
.project-hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 2rem;
    width: 100%;
    max-width: 800px;
    justify-content: space-between;
}
.project-hero-content img {
    max-height: 80px;
}
.separator {
    width: 2px;
    height: 100px;
    background: white;
}
.project-title-section {
    display: flex;
    gap: 4rem;
    margin-top: -3rem;
}
.project-title-left { flex: 1; }
.project-title-right { flex: 1; font-weight: 300; }

.image-gallery-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 4rem 0;
}
.image-gallery-3 img {
    width: 100%;
    height: auto;
    object-fit: cover;
}
.main-content {
    font-size: 1rem;
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
}
.main-content h3 {
    color: var(--color-dark-blue);
    font-weight: 600;
    font-size: 1.2rem;
    margin-top: 2rem;
}

/* --- MEDIA QUERIES --- */
@media (max-width: 992px) {
    .flex-section, .hero-content-split, .project-title-section {
        flex-direction: column;
        gap: 2rem;
    }
    
    .hero-content-split > div {
        width: 100%;
    }
    
    .manifesto-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    background-size: cover;
    background-position: center; /* Show hamburger icon */
    }

    .nav-links {
        display: none; /* Hide default nav */
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--color-gradient-top);
        padding: 2rem 0;
        text-align: center;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }

    .nav-links.active {
        display: flex; /* Show when toggled via JS */
    }

    .hero {
        padding-top: 8rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .footer-col {
        min-width: 100%;
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .footer-logo {
        text-align: center;
        width: 100%;
    }

    .step-item {
        flex-direction: column !important;
        text-align: center !important;
    }

    /* Inverti ordine su mobile per N.2 */
    .step-item:nth-child(2) > div:first-child {
        order: 2;
    }
    .step-item:nth-child(2) > div:last-child {
        order: 1;
    }
    
    /* Riduci font size dei numeri */
    .step-item > div[style*="font-size: 8rem"] {
        font-size: 4.5rem !important;
    }

    .step-item > div:last-child {
        border-top: none;
        padding-top: 0;
    }
    
    .image-gallery-3 {
        grid-template-columns: 1fr;
    }
    
    .project-hero-content {
        flex-direction: column;
        text-align: center;
        padding: 0 5%;
    }
    
    .separator {
        display: none;
    }
}

/* Overlay Progetti */
.project-item {
    position: relative;
    overflow: hidden;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(43, 62, 82, 0.8); /* gradient top color with opacity */
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    text-align: center;
    padding: 20px;
}

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

.project-overlay h4 {
    margin: 0 0 10px 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
}

.project-overlay span {
    font-size: 1rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Project Grid Styles */
.project-grid-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    display: block;
}
.project-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}
.project-grid-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--color-light-blue);
    mix-blend-mode: color;
    opacity: 1;
    transition: opacity 0.4s ease;
    z-index: 2;
}
.project-grid-overlay::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--color-light-blue);
    opacity: 0.3;
    transition: opacity 0.4s ease;
}
.project-grid-item:hover .project-grid-overlay,
.project-grid-item:hover .project-grid-overlay::after {
    opacity: 0;
}
.project-grid-item:hover img {
    transform: scale(1.05);
}

.projects-grid .project-grid-item {
    border-radius: 0;
    box-shadow: none;
    aspect-ratio: auto;
    height: 400px; /* Or whatever height looks good for a 3-column full-width grid. Let's rely on aspect-ratio or height */
}
@media (min-width: 1200px) {
    .projects-grid .project-grid-item {
        height: 35vw;
    }
}
@media (max-width: 1199px) {
    .projects-grid .project-grid-item {
        height: 50vw;
    }
}
@media (max-width: 768px) {
    .projects-grid .project-grid-item {
        height: 100vw;
    }
}

/* =========================================
   PROJECT PREVIEW POPUPS (HOVER STYLES)
   ========================================= */

/* Common popup container */
.project-preview-popup {
    pointer-events: none; /* Let hover pass through to the card */
    z-index: 100;
}

.popup-content {
    background: rgba(23, 44, 74, 0.95); /* Dark blue */
    color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    max-width: 350px;
    text-align: left;
}

.popup-subtitle {
    font-weight: 300;
    font-size: 1.2rem;
    margin: 0;
    overflow-x: hidden;
    color: #fff;
}

.popup-title {
    font-weight: 700;
    font-size: 1.8rem;
    margin: 5px 0 15px 0;
    color: var(--color-light-blue);
}

.popup-line {
    width: 40px;
    height: 2px;
    background: white;
    margin-bottom: 15px;
}

.popup-text {
    font-size: 1.1rem;
    line-height: 1.5;
    margin-bottom: 20px;
    color: #eee;
}

.popup-cta {
    display: inline-block;
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-light-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Base states for the 3 options */
.hover-style-a .project-preview-popup,
.hover-style-b .project-preview-popup {
    position: fixed;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.hover-style-c {
    overflow: hidden; /* Important for slide-up */
}
.hover-style-c .project-preview-popup {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}
.hover-style-c .popup-content {
    background: linear-gradient(to top, rgba(23,44,74,1) 0%, rgba(23,44,74,0.8) 70%, transparent 100%);
    border-radius: 0;
    box-shadow: none;
    max-width: none;
    padding-top: 4rem;
}


/* Option A: Center Soft */
.hover-style-a .project-preview-popup {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -40%); /* slight offset for animation */
}
.hover-style-a:hover .project-preview-popup {
    opacity: 1;
    transform: translate(-50%, -50%);
}

/* Option B: Toast Bottom Right */
.hover-style-b .project-preview-popup {
    bottom: 20px;
    right: 20px;
    transform: translateY(20px);
}
.hover-style-b:hover .project-preview-popup {
    opacity: 1;
    transform: translateY(0);
}

/* Option C: Slide Up */
.hover-style-c:hover .project-preview-popup {
    transform: translateY(0);
}



/* Marquee Styles */
.marquee-container {
    width: 100%;
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}
.marquee-content {
    display: inline-block;
    animation: marquee 50s linear infinite;
    width: max-content;
}
.marquee-content.reverse {
    animation: marquee-reverse 50s linear infinite;
}
.marquee-content img {
    height: 220px;
    margin: 0 6rem;
    vertical-align: middle;
    object-fit: contain;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.marquee-content img:hover {
    transform: scale(1.15);
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@keyframes marquee-reverse {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}

/* Navbar active state */
.nav-links li a.active {
    color: var(--color-light-blue);
    border-bottom: 2px solid var(--color-light-blue);
    padding-bottom: 4px;
}

/* RESPONSIVE OVERRIDES FOR INLINE STYLES */
@media (max-width: 768px) {
    /* Typography */
    h1 {
        font-size: 2.5rem !important;
        letter-spacing: 2px !important;
    }
    
    h2 {
        font-size: 2rem !important;
        letter-spacing: 1px !important;
        line-height: 1.2 !important;
        word-wrap: break-word !important;
    }

    /* Fix huge letter spacings like "ETS" and "CONTATTACI" */
    h2[style*="letter-spacing: 40px"], 
    h2[style*="letter-spacing: 30px"],
    h2[style*="letter-spacing: 20px"] {
        letter-spacing: 4px !important;
        font-size: 2.2rem !important;
    }

    /* Fix the giant quote mark */
    div[style*="font-size: 11rem"] {
        font-size: 5rem !important;
    }

    /* Fix paddings that are too large */
    section, .flex-section, .bg-gradient-blue {
        padding-left: 5% !important;
        padding-right: 5% !important;
        padding-top: 3rem !important;
        padding-bottom: 3rem !important;
    }

    /* Fix margins */
    div[style*="margin-top: 11rem"], 
    div[style*="margin-top: 10rem"] {
        margin-top: 3rem !important;
    }

    div[style*="margin-top: -10rem"] {
        margin-top: -3rem !important;
    }

    /* Fix inline width and alignment for text columns on mobile */
    div[style*="width: 65%"],
    div[style*="align-self: flex-end"] {
        width: 100% !important;
        align-self: flex-start !important;
        margin-top: 1rem !important;
    }

    /* Make sure flex layouts stack properly */
    .flex-section, section > div[style*="display: flex"] {
        display: flex !important;
        flex-direction: column !important;
        gap: 2rem !important;
    }

    /* Fix Manifesto grid and shrink numbers */
    .manifesto-grid {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    .manifesto-grid > div > div:first-child {
        font-size: 3.5rem !important;
    }
    .manifesto-grid > div > div:last-child {
        max-width: 100% !important;
    }

    /* Trasforma il popup dei progetti in un Modale centrato su mobile */
    .hover-style-c .project-preview-popup {
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        bottom: auto !important;
        right: auto !important;
        width: 90vw !important;
        transform: translate(-50%, -40%) scale(0.9) !important;
        opacity: 0 !important;
        visibility: hidden !important;
        pointer-events: none !important;
        transition: all 0.3s ease !important;
        z-index: 99999 !important;
    }
    
    .hover-style-c.modal-active .project-preview-popup {
        transform: translate(-50%, -50%) scale(1) !important;
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
    }

    .hover-style-c .popup-content {
        background: rgba(23, 44, 74, 0.98) !important;
        border-radius: 15px !important;
        padding: 2rem !important;
        box-shadow: 0 20px 60px rgba(0,0,0,0.8) !important;
        text-align: center !important;
        border: 1px solid rgba(255,255,255,0.1) !important;
    }
}