:root {
    --dark: #1a0e0a;
    --charcoal: #f7f3f0;
    --steel: #ede6e1;
    --accent: #a84832;
    --accent-hover: #8a3525;
    --light: #1a0e0a;
    --muted: #7a6c66;
    --bg: #ffffff;
    --bg-alt: #f7f3f0;
    --border: rgba(168, 72, 50, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Barlow', sans-serif;
    background: var(--bg);
    color: var(--light);
    overflow-x: hidden;
}


/* ========================
   NAVBAR
======================== */

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 4rem;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s;
}

.logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.6rem;
    letter-spacing: 3px;
    color: var(--light);
}

.logo span {
    color: var(--accent);
}

.logo-img {
    height: 45px;
    width: auto;
    display: block;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2.5rem;
}

nav ul a {
    text-decoration: none;
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: color 0.2s;
}

nav ul a:hover {
    color: var(--accent);
}


/* ========================
   HERO
======================== */

.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--bg);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(255,255,255,1) 0%, rgba(247,243,240,0.8) 50%, rgba(255,255,255,0.95) 100%),
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 3px,
            rgba(168, 72, 50, 0.02) 3px,
            rgba(168, 72, 50, 0.02) 6px
        );
}

.hero-roof {
    position: absolute;
    right: -50px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.06;
    width: 600px;
}

.hero-content {
    position: relative;
    padding: 0 4rem;
    max-width: 700px;
}

.hero-tag {
    font-size: 0.7rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hero-tag::before {
    content: '';
    display: block;
    width: 40px;
    height: 1px;
    background: var(--accent);
}

h1 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(4rem, 8vw, 7rem);
    line-height: 0.95;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    color: var(--dark);
}

h1 em {
    font-style: normal;
    color: var(--accent);
}

.hero-sub {
    font-size: 1rem;
    font-weight: 300;
    color: var(--muted);
    line-height: 1.8;
    max-width: 420px;
    margin-bottom: 2.5rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    transition: background 0.2s, transform 0.2s;
}

.btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.hero-stats {
    position: absolute;
    bottom: 3rem;
    right: 4rem;
    display: flex;
    gap: 3rem;
}

.stat {
    text-align: right;
}

.stat-num {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2.5rem;
    color: var(--accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--muted);
}


/* ========================
   SEZIONI GENERALI
======================== */

section {
    padding: 6rem 4rem;
}

.section-tag {
    font-size: 0.65rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}

h2 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1;
    letter-spacing: 2px;
    margin-bottom: 2rem;
    color: var(--dark);
}


/* ========================
   CHI SIAMO
======================== */

#chi-siamo {
    background: var(--bg-alt);
    display: flex;
    gap: 4rem;
    align-items: center;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.chi-siamo-text p {
    color: var(--muted);
    line-height: 1.9;
    margin-bottom: 1rem;
    font-weight: 300;
}

.chi-siamo-visual {
    position: relative;
    height: 400px;
    background: var(--steel);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid var(--border);
}

.chi-siamo-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 20px,
        rgba(168, 72, 50, 0.04) 20px,
        rgba(168, 72, 50, 0.04) 21px
    );
}

.chi-siamo-visual svg {
    opacity: 0.2;
    width: 200px;
}

.chi-siamo-visual .anno {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 5rem;
    color: var(--accent);
    opacity: 0.2;
    line-height: 1;
}


/* ========================
   SERVIZI
======================== */

#servizi {
    background: var(--bg);
}

.servizi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border);
    margin-top: 3rem;
    border: 1px solid var(--border);
}

.servizio {
    background: var(--bg);
    padding: 2.5rem;
    transition: background 0.3s;
}

.servizio:hover {
    background: var(--bg-alt);
}

.servizio-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.5rem;
    color: var(--accent);
}

.servizio h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.4rem;
    letter-spacing: 2px;
    margin-bottom: 0.8rem;
    color: var(--dark);
}

.servizio p {
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.7;
    font-weight: 300;
}


/* ========================
   GALLERIA
======================== */

#galleria {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

/*
  Layout 10 foto su griglia 4 colonne, 4 righe da 200px.
  Le foto 1 e 4 sono "large" (2col × 2row).
  Posizionamento:
    item 1 (large): col 1-2, row 1-2
    item 2:         col 3,   row 1
    item 3:         col 4,   row 1
    item 4 (large): col 3-4, row 2-3
    item 5:         col 1,   row 3
    item 6:         col 2,   row 3
    item 7:         col 1,   row 4
    item 8:         col 2,   row 4
    item 9:         col 3,   row 4
    item 10:        col 4,   row 4
*/

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 200px);
    gap: 8px;
    margin-top: 3rem;
}

.gallery-item {
    background: var(--steel);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid var(--border);
}

/* Foto grandi */
.gallery-item--large { grid-column: span 2; grid-row: span 2; }

/* Posizionamento esplicito per evitare collisioni auto-placement */
.gallery-item:nth-child(1)  { grid-column: 1 / 3; grid-row: 1 / 3; }
.gallery-item:nth-child(2)  { grid-column: 3;     grid-row: 1; }
.gallery-item:nth-child(3)  { grid-column: 4;     grid-row: 1; }
.gallery-item:nth-child(4)  { grid-column: 3 / 5; grid-row: 2 / 4; }
.gallery-item:nth-child(5)  { grid-column: 1;     grid-row: 3; }
.gallery-item:nth-child(6)  { grid-column: 2;     grid-row: 3; }
.gallery-item:nth-child(7)  { grid-column: 1;     grid-row: 4; }
.gallery-item:nth-child(8)  { grid-column: 2;     grid-row: 4; }
.gallery-item:nth-child(9)  { grid-column: 3;     grid-row: 4; }
.gallery-item:nth-child(10) { grid-column: 4;     grid-row: 4; }

/* Immagine reale */
.gallery-item img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

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

/* Nascondi placeholder quando l'img carica correttamente */
.gallery-item img + .gallery-placeholder {
    display: none;
}

/* Mostra placeholder se img non carica (classe .no-photo aggiunta via onerror) */
.gallery-item.no-photo img {
    display: none;
}
.gallery-item.no-photo .gallery-placeholder {
    display: flex;
}

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

.gallery-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: rgba(168, 72, 50, 0.35);
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    background: linear-gradient(160deg, #ede6e1, #ddd4cc);
}

.gallery-placeholder svg {
    width: 40px;
    opacity: 0.4;
}

/* ========================
   LIGHTBOX
======================== */

.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(20, 10, 8, 0.96);
    align-items: center;
    justify-content: center;
}

.lightbox.open {
    display: flex;
}

.lightbox-inner {
    position: relative;
    max-width: 90vw;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

.lightbox-inner img {
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
    display: block;
    border: 1px solid rgba(168,72,50,0.3);
}

.lightbox-caption {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 3px;
    color: #fff;
    text-align: center;
}

.lightbox-counter {
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
}

.lightbox-close {
    position: fixed;
    top: 1.5rem;
    right: 2rem;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.2s;
    z-index: 1001;
}

.lightbox-close:hover { opacity: 1; }

.lightbox-nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(168,72,50,0.7);
    border: none;
    color: #fff;
    font-size: 1.5rem;
    padding: 0.8rem 1.1rem;
    cursor: pointer;
    transition: background 0.2s;
    z-index: 1001;
}

.lightbox-nav:hover { background: var(--accent); }
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }


/* ========================
   CONTATTI
======================== */

#contatti {
    background: var(--bg);
}

.contatti-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;
    margin-top: 3rem;
}

.contatti-info .contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex: 1;
    padding-right: 2rem;
    border-right: 1px solid var(--border);
}

.contatti-info .contact-item:last-child {
    border-right: none;
}

.contact-icon {
    flex-shrink: 0;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent);
}

.contact-label {
    font-size: 0.65rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0.3rem;
}

.contact-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
}

.contatti-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* ========================
   FOOTER
======================== */

footer {
    background: var(--dark);
    padding: 2rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

footer .logo {
    font-size: 1.2rem;
    color: #fff;
}

footer .logo span {
    color: var(--accent);
}

footer p {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
}


/* ========================
   SCROLL ANIMATIONS
======================== */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}


/* ========================
   RESPONSIVE
======================== */

@media (max-width: 768px) {
    nav {
        padding: 1rem 1.5rem;
    }

    nav ul {
        display: none;
    }

    section {
        padding: 4rem 1.5rem;
    }

    .hero-content {
        padding: 0 1.5rem;
    }

    #chi-siamo,
    #contatti {
        grid-template-columns: 1fr;
    }

    .servizi-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: none;
        grid-auto-rows: 180px;
    }

    .gallery-item:nth-child(n) {
        grid-column: auto;
        grid-row: auto;
    }

    .gallery-item:nth-child(1) {
        grid-column: 1 / 3;
        grid-row: span 2;
    }

    .hero-stats {
        display: none;
    }

    .contatti-info {
        flex-direction: column;
        align-items: flex-start;
    }

    .contatti-info .contact-item {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding-bottom: 1.5rem;
    }

    .contatti-info .contact-item:last-child {
        border-bottom: none;
    }

    footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}