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

:root {
    --canvas: #181818;
    --elevated: #303030;
    --primary: #da291c;
    --primary-dark: #b01e0a;
    --ink: #ffffff;
    --body-text: #969696;
    --muted: #666666;
    --light-band: #ffffff;
    --soft-light: #f7f7f7;
    --hairline: #303030;
    --hairline-light: #d2d2d2;
    --nav-height: 64px;
}

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

html { scroll-behavior: smooth; }

body {
    background: var(--canvas);
    color: var(--body-text);
    font-family: 'Inter', -apple-system, system-ui, sans-serif;
    font-weight: 400;
    font-size: 14px;
    line-height: 1.5;
    padding-top: var(--nav-height);
}

a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--body-text); }

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    color: var(--ink);
    line-height: 1.2;
    letter-spacing: -0.5px;
}

h1 { font-size: clamp(32px, 5vw, 56px); }
h2 { font-size: clamp(24px, 3vw, 36px); }
h3 { font-size: clamp(18px, 2.5vw, 26px); }
h4 { font-size: 18px; }

p { font-size: 14px; line-height: 1.6; color: var(--body-text); }

.lb-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: var(--canvas);
    border-bottom: 1px solid var(--hairline);
    z-index: 1000;
}

.lb-nav-inner {
    display: flex;
    align-items: center;
    height: 100%;
    padding: 0 48px;
    max-width: 1280px;
    margin: 0 auto;
    gap: 48px;
}

.lb-nav-brand {
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 2px;
    flex-shrink: 0;
}

.lb-nav-brand:hover { color: var(--ink); }

.lb-brand-dot { color: var(--primary); }

.lb-nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
    flex: 1;
}

.lb-nav-link {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.65px;
    color: var(--body-text);
    padding: 0 16px;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    transition: color 0.15s;
    border-bottom: 2px solid transparent;
}

.lb-nav-link:hover,
.lb-nav-link.active {
    color: var(--ink);
    border-bottom-color: var(--primary);
}

.lb-hamburger {
    display: none;
    background: none;
    border: 1px solid var(--hairline);
    color: var(--ink);
    width: 40px;
    height: 40px;
    font-size: 18px;
    cursor: pointer;
    margin-left: auto;
    align-items: center;
    justify-content: center;
}

.lb-hero {
    position: relative;
    width: 100%;
    min-height: 70vh;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
}

.lb-hero-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.lb-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(24,24,24,0.95) 35%, rgba(24,24,24,0.3) 100%);
}

.lb-hero-content {
    position: relative;
    z-index: 2;
    padding: 96px 48px 80px;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
}

.lb-section-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: var(--muted);
    margin-bottom: 16px;
    display: block;
}

.lb-section-label.rosso { color: var(--primary); }

.lb-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    background: var(--primary);
    color: var(--ink);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    border: none;
    border-radius: 0;
    cursor: pointer;
    min-height: 48px;
    transition: background 0.15s;
    text-decoration: none;
}

.lb-btn-primary:hover { background: var(--primary-dark); color: var(--ink); }

.lb-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    background: transparent;
    color: var(--ink);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    border: 1px solid var(--ink);
    border-radius: 0;
    cursor: pointer;
    min-height: 48px;
    transition: background 0.15s, color 0.15s;
    text-decoration: none;
}

.lb-btn-outline:hover { background: var(--ink); color: var(--canvas); }

.lb-section {
    padding: 96px 48px;
    max-width: 1280px;
    margin: 0 auto;
}

.lb-section-full {
    padding: 96px 48px;
}

.lb-section-light {
    background: var(--soft-light);
    padding: 96px 48px;
}

.lb-section-light h2, .lb-section-light h3, .lb-section-light h4 { color: #181818; }
.lb-section-light p, .lb-section-light .lb-section-label { color: #666; }
.lb-section-light a { color: #181818; }
.lb-section-light .lb-related-item a { color: #181818; }

.lb-sectors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--hairline);
    margin-top: 48px;
}

.lb-sector-card {
    background: var(--canvas);
    padding: 0;
    overflow: hidden;
    position: relative;
}

.lb-sector-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    filter: brightness(0.7);
    transition: filter 0.3s;
}

.lb-sector-card:hover .lb-sector-card-img { filter: brightness(0.9); }

.lb-sector-card-body {
    padding: 24px;
}

.lb-sector-card-body .lb-section-label { margin-bottom: 8px; }

.lb-sector-card-body h3 {
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.lb-sector-card-body p {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 16px;
}

.lb-sector-card-link {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: var(--primary);
}

.lb-sector-card-link:hover { color: var(--primary-dark); }

.lb-breadcrumb {
    padding: 12px 48px;
    border-bottom: 1px solid var(--hairline);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    max-width: 1280px;
    margin: 0 auto;
}

.lb-bc-link {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--muted);
}

.lb-bc-link:hover { color: var(--body-text); }

.lb-bc-sep { color: var(--hairline); font-size: 11px; }

.lb-bc-current {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--body-text);
}

.lb-article-body {
    max-width: 800px;
    margin-top: 48px;
}

.lb-article-body h2 {
    font-size: 28px;
    margin-top: 56px;
    margin-bottom: 20px;
    padding-top: 24px;
    border-top: 1px solid var(--hairline);
}

.lb-article-body h3 {
    font-size: 20px;
    margin-top: 32px;
    margin-bottom: 12px;
}

.lb-article-body p { margin-bottom: 16px; font-size: 15px; line-height: 1.7; }
.lb-article-body ul, .lb-article-body ol { margin: 12px 0 20px 24px; }
.lb-article-body li { margin-bottom: 8px; font-size: 14px; line-height: 1.6; color: var(--body-text); }
.lb-article-body strong { font-weight: 700; color: var(--ink); }

.lb-toc {
    background: var(--elevated);
    border: 1px solid var(--hairline);
    border-left: 3px solid var(--primary);
    padding: 24px 28px;
    margin-bottom: 48px;
    max-width: 640px;
}

.lb-toc-title {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--muted);
    margin-bottom: 16px;
}

.lb-toc ol { list-style: none; padding: 0; margin: 0; counter-reset: toc; }
.lb-toc li { counter-increment: toc; margin-bottom: 8px; display: flex; align-items: baseline; gap: 10px; }
.lb-toc li::before { content: counter(toc, decimal-leading-zero); font-size: 10px; font-weight: 700; color: var(--muted); flex-shrink: 0; }
.lb-toc a { font-size: 14px; font-weight: 400; color: var(--body-text); transition: color 0.15s; }
.lb-toc a:hover { color: var(--ink); }

.lb-disclaimer {
    background: var(--elevated);
    border-left: 3px solid var(--primary);
    padding: 16px 20px;
    margin: 32px 0;
}

.lb-disclaimer p { font-size: 13px; color: var(--muted); margin: 0; }

.lb-timeline { margin-top: 32px; }

.lb-timeline-item {
    border: 1px solid var(--hairline);
    margin-bottom: -1px;
    background: var(--canvas);
}

.lb-timeline-summary {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    cursor: pointer;
    list-style: none;
    transition: background 0.15s;
    flex-wrap: wrap;
}

.lb-timeline-summary::-webkit-details-marker { display: none; }

.lb-timeline-item:hover .lb-timeline-summary,
.lb-timeline-item[open] .lb-timeline-summary {
    background: var(--elevated);
}

.lb-timeline-num {
    font-size: 24px;
    font-weight: 700;
    color: var(--hairline);
    width: 48px;
    flex-shrink: 0;
    line-height: 1;
}

.lb-timeline-item[open] .lb-timeline-num { color: var(--primary); }

.lb-timeline-phase-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: var(--primary);
    background: rgba(218,41,28,0.1);
    padding: 3px 10px;
    border: 1px solid rgba(218,41,28,0.3);
    white-space: nowrap;
}

.lb-timeline-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--ink);
    flex: 1;
}

.lb-timeline-years {
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.lb-timeline-chevron {
    color: var(--muted);
    font-size: 10px;
    transition: transform 0.2s;
    flex-shrink: 0;
}

.lb-timeline-item[open] .lb-timeline-chevron { transform: rotate(180deg); }

.lb-timeline-content {
    padding: 0 24px 24px 88px;
    border-top: 1px solid var(--hairline);
}

.lb-timeline-content p {
    font-size: 14px;
    line-height: 1.7;
    margin-top: 16px;
    margin-bottom: 12px;
    color: var(--body-text);
}

.lb-timeline-content ul {
    margin: 8px 0 16px 20px;
    color: var(--body-text);
}

.lb-timeline-content li { margin-bottom: 6px; font-size: 13px; line-height: 1.6; }

.lb-related {
    border-top: 1px solid var(--hairline);
    padding-top: 48px;
    margin-top: 64px;
}

.lb-related-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--muted);
    margin-bottom: 24px;
}

.lb-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--hairline);
}

.lb-related-item {
    background: var(--canvas);
    padding: 24px;
}

.lb-related-item a {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--ink);
    display: block;
    margin-bottom: 8px;
}

.lb-related-item a:hover { color: var(--primary); }
.lb-related-item p { font-size: 13px; color: var(--muted); }

.lb-footer {
    background: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 48px 32px;
}

.lb-footer-inner { max-width: 1280px; margin: 0 auto; }

.lb-footer-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.lb-footer-heading {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--ink);
    margin-bottom: 16px;
}

.lb-footer-col a {
    display: block;
    font-size: 13px;
    font-weight: 400;
    color: var(--muted);
    padding: 3px 0;
    transition: color 0.15s;
}

.lb-footer-col a:hover { color: var(--body-text); }
.lb-footer-col p { font-size: 13px; color: var(--muted); margin-top: 8px; line-height: 1.6; }

.lb-footer-bottom {
    border-top: 1px solid var(--hairline);
    padding-top: 24px;
}

.lb-footer-disclaimer {
    font-size: 12px;
    color: var(--muted);
    line-height: 1.6;
    margin-bottom: 8px;
    max-width: 860px;
}

.lb-footer-copy { font-size: 12px; color: var(--muted); margin-top: 16px; }

.lb-badge { display: inline-flex; align-items: center; padding: 4px 12px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 1.1px; border-radius: 9999px; }
.lb-badge.badge-rosso { background: rgba(218,41,28,0.15); color: var(--primary); border: 1px solid rgba(218,41,28,0.3); }
.lb-badge.badge-neutral { background: var(--elevated); color: var(--body-text); border: 1px solid var(--hairline); }

.lb-form-group { margin-bottom: 20px; }
.lb-form-label { display: block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.4px; color: var(--body-text); margin-bottom: 8px; }
.lb-form-input { width: 100%; background: var(--elevated); border: 1px solid var(--hairline); color: var(--ink); font-family: inherit; font-size: 14px; padding: 13px 16px; border-radius: 0; height: 48px; outline: none; transition: border-color 0.15s; }
.lb-form-input:focus { border-color: var(--ink); }
.lb-form-input::placeholder { color: var(--muted); }
.lb-form-error { font-size: 12px; color: var(--primary); margin-top: 4px; display: none; }
.lb-form-error.visible { display: block; }
.lb-form-success { background: var(--elevated); border: 1px solid var(--hairline); border-left: 3px solid #03904a; padding: 16px 20px; display: none; margin-top: 20px; }
.lb-form-success.visible { display: block; }
.lb-form-success p { font-size: 15px; color: var(--ink); margin: 0; }
.lb-loading-text { display: none; }
.lb-loading-text.visible { display: inline; }

.lb-cookie-banner {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 360px;
    background: var(--canvas);
    border: 1px solid var(--hairline);
    padding: 24px;
    z-index: 9999;
    display: none;
}

.lb-cookie-banner.visible { display: block; }
.lb-cookie-banner h3 { font-size: 14px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }
.lb-cookie-banner p { font-size: 12px; color: var(--muted); margin-bottom: 16px; line-height: 1.6; }
.lb-cookie-btns { display: flex; gap: 12px; }
.lb-cookie-btns .lb-btn-primary { flex: 1; padding: 10px 16px; font-size: 12px; min-height: 40px; }
.lb-cookie-reject { flex: 1; padding: 10px 16px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.4px; background: transparent; border: 1px solid var(--hairline); color: var(--muted); cursor: pointer; min-height: 40px; border-radius: 0; }
.lb-cookie-reject:hover { background: var(--elevated); color: var(--ink); }

.lb-page-band {
    background: var(--elevated);
    padding: 64px 48px;
    border-bottom: 1px solid var(--hairline);
}

.lb-page-band .lb-inner { max-width: 1280px; margin: 0 auto; }

@media (max-width: 1024px) {
    .lb-sectors-grid { grid-template-columns: repeat(2, 1fr); }
    .lb-footer-grid { grid-template-columns: repeat(3, 1fr); }
    .lb-related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .lb-nav-inner { padding: 0 24px; }
    .lb-nav-menu {
        display: none;
        flex-direction: column;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--canvas);
        border-bottom: 1px solid var(--hairline);
        padding: 16px 0;
        z-index: 999;
        align-items: flex-start;
    }
    .lb-nav-menu.open { display: flex; }
    .lb-nav-link { height: auto; padding: 12px 24px; border-bottom: none; width: 100%; }
    .lb-hamburger { display: flex; }
    .lb-hero-content { padding: 64px 24px 48px; }
    .lb-section { padding: 48px 24px; }
    .lb-section-full, .lb-section-light { padding: 48px 24px; }
    .lb-sectors-grid { grid-template-columns: 1fr; }
    .lb-footer { padding: 48px 24px 24px; }
    .lb-footer-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .lb-related-grid { grid-template-columns: 1fr; }
    .lb-breadcrumb { padding: 12px 24px; }
    .lb-timeline-content { padding: 0 16px 20px 16px; }
    .lb-timeline-summary { gap: 10px; }
    .lb-cookie-banner { width: calc(100% - 32px); left: 16px; right: 16px; }
    .lb-page-band { padding: 48px 24px; }
}

@media (max-width: 480px) {
    .lb-footer-grid { grid-template-columns: 1fr; }
}