/* ValigiaItalia Design System - No * selector used */

:root {
    --vi-primary: #1a1a1a;
    --vi-accent: #c5a059;
    --vi-bg: #ffffff;
    --vi-surface: #f9f9f9;
    --vi-text: #333333;
    --vi-text-muted: #666666;
    --vi-border: #eeeeee;
    --vi-white: #ffffff;
    --vi-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    --vi-font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --vi-font-heading: 'Outfit', sans-serif;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;600;700&display=swap');

body.vi-ui {
    margin: 0;
    padding: 0;
    background-color: var(--vi-bg);
    color: var(--vi-text);
    font-family: var(--vi-font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

header.vi-header {
    background: var(--vi-white);
    border-bottom: 1px solid var(--vi-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

div.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

div.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

a.logo {
    font-family: var(--vi-font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--vi-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

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

ul.header-nav {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

a.nav-link {
    text-decoration: none;
    color: var(--vi-text);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

a.nav-link:hover {
    color: var(--vi-accent);
}

section.hero {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    overflow: hidden;
}

div.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

h1.vi-h1 {
    font-family: var(--vi-font-heading);
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--vi-primary);
}

p.vi-p {
    font-size: 1.1rem;
    color: var(--vi-text-muted);
    margin-bottom: 2rem;
}

a.btn {
    display: inline-block;
    background: var(--vi-primary);
    color: var(--vi-white);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, background 0.3s ease;
    border: none;
    cursor: pointer;
}

a.btn:hover {
    transform: translateY(-2px);
    background: #333;
}

a.btn-secondary {
    background: transparent;
    border: 2px solid var(--vi-primary);
    color: var(--vi-primary);
}

img.vi-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    display: block;
}

section.features {
    padding: 6rem 0;
}

div.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

section#specifiche div.feature-grid {
    grid-template-columns: repeat(4, 1fr);
}

div.feature-card {
    padding: 2.5rem;
    background: var(--vi-surface);
    border-radius: 16px;
    transition: transform 0.3s ease;
}

div.feature-card:hover {
    transform: translateY(-5px);
}

h3.vi-h3 {
    font-family: var(--vi-font-heading);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

footer.vi-footer {
    background: var(--vi-primary);
    color: #999;
    padding: 5rem 0 2rem;
}

div.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

h4.vi-h4 {
    color: var(--vi-white);
    font-family: var(--vi-font-heading);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

ul.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

li.footer-item {
    margin-bottom: 0.8rem;
}

a.footer-link {
    color: #999;
    text-decoration: none;
    transition: color 0.3s ease;
}

a.footer-link:hover {
    color: var(--vi-white);
}

div.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
    text-align: center;
    font-size: 0.85rem;
}

div.disclosure-top {
    background: #f1f1f1;
    padding: 0.5rem 0;
    text-align: center;
    font-size: 0.75rem;
    color: #888;
}

/* Review Page Styles */
article.article-body {
    max-width: 800px;
    margin: 4rem auto;
}

div.review-header {
    margin-bottom: 3rem;
}

h2.vi-h2 {
    font-family: var(--vi-font-heading);
    font-size: 2rem;
    margin: 2.5rem 0 1.2rem;
    color: var(--vi-primary);
}

table.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

th.vi-th {
    text-align: left;
    padding: 1rem;
    background: var(--vi-surface);
    border-bottom: 2px solid var(--vi-border);
}

td.vi-td {
    padding: 1rem;
    border-bottom: 1px solid var(--vi-border);
}

/* Contact Page Styles */
div.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 4rem;
}

/* Responsive */
.vi-flex-images {
    display: flex;
    gap: 4%;
    margin: 2rem 0;
    justify-content: center;
}

.vi-flex-images img {
    width: 48%;
    height: auto;
    object-fit: cover;
}

@media (max-width: 968px) {
    div.hero-grid, div.footer-grid, div.contact-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    div.hero-grid {
        gap: 2rem;
    }

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

    div.nav-inner {
        flex-direction: column;
        gap: 1.5rem;
    }

    ul.header-nav {
        gap: 1.5rem;
    }

    div.feature-grid {
        grid-template-columns: 1fr;
    }

    /* Specific fix for Technical Specs grid if it was 4 columns */
    section#specifiche div.feature-grid {
        grid-template-columns: 1fr 1fr;
    }

    .vi-flex-images {
        flex-direction: column;
        gap: 1.5rem;
    }

    .vi-flex-images img {
        width: 100%;
    }

    article.article-body {
        padding: 0 1rem;
        margin: 2rem auto;
    }

    div.review-header {
        flex-direction: column;
        text-align: center;
    }

    div.review-header img {
        width: 100% !important;
        margin-right: 0;
        margin-bottom: 2rem;
    }

    /* Table responsiveness */
    table.comparison-table {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    section#specifiche div.feature-grid {
        grid-template-columns: 1fr;
    }
    
    h1.vi-h1 {
        font-size: 2rem;
    }
    
    div.container {
        padding: 0 1.5rem;
    }
}