/* ==================================================
   HERO SECTION - B2B Industrial Layout
   Using Design System Variables
   ================================================== */

.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Background Image Layer */
.hero-background {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,17,21,0.65), rgba(26,77,122,0.45)), 
                url('/images/hero-crew-welding.jpg') center/cover no-repeat;
    z-index: 0;
}

/* Content Wrapper */
.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: var(--container-narrow);
    padding: var(--space-2xl);
    width: 100%;
}

.hero-content h1 {
    font-size: var(--font-size-h1); /* 56px from tokens */
    margin-bottom: var(--space-md);
    line-height: var(--line-height-tight);
}

.hero-content h2 {
    font-size: var(--font-size-small);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    font-weight: var(--font-weight-semibold);
}

.hero-content p {
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
}

/* Hero Tagline - Key messaging */
.hero-tagline {
    font-size: 1.25rem;
    color: #FFFFFF;  /* BIANCO invece rosso accent */
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-xl);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);  /* Shadow neutral */
    font-family: var(--font-family-mono);
}

/* Hero Subtitle (replaces inline styles) */
.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: var(--line-height-normal);
}

/* CTA Buttons */
.hero-content .nav-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-2xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: var(--border-width-medium) solid var(--color-primary);
    background: rgba(26, 77, 122, 0.2);
    color: var(--color-text-primary);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: var(--transition-base);
}

.hero-content .nav-btn:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hero-content .nav-btn.secondary {
    background: transparent;
    border-color: var(--color-border-secondary);
    color: var(--color-text-tertiary);
}

.hero-content .nav-btn.secondary:hover {
    border-color: var(--color-text-tertiary);
    background: rgba(136, 136, 136, 0.1);
    color: var(--color-text-primary);
}

/* Responsive Adjustments */
@media (max-width: 968px) {
    .hero {
        min-height: 65vh; /* Aumentato da 50vh - più spazio per immagine tablet */
        padding: 8rem 4% 3rem;
    }

    .hero-content h1 {
        font-size: 2rem;
        line-height: 1.3;
    }

    .hero-content p {
        font-size: 1rem;
    }
}

@media (max-width: 640px) {
    .hero {
        min-height: 70vh; /* Aumentato da 60vh - proporzione migliore mobile per vedere foto */
        padding: 7rem 4% 2.5rem;
    }

    .hero-content h1 {
        font-size: 1.75rem;
        line-height: 1.3;
    }

    .hero-content p {
        font-size: 0.9375rem;
        line-height: 1.5;
    }

    .hero-content .nav-btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
        min-height: 44px;
    }

    .hero-content .flex {
        gap: 0.75rem;
        flex-direction: column;
    }

    .hero-content .flex .nav-btn {
        width: 100%;
        text-align: center;
    }
}