/* ====================================================================
   Centro Gomme Mazzei — Design System & Stylesheet
   Premium automotive · Dark · Editorial
   ==================================================================== */

/* ===== DESIGN TOKENS ===== */
:root {
    /* Palette */
    --color-graphite: #1A1D21;
    --color-charcoal: #2D3138;
    --color-gunmetal: #3F454D;
    --color-warm-white: #F5F1EB;
    --color-pure-white: #FFFFFF;
    --color-mid-grey: #6B7280;
    --color-light-grey: #D1D5DB;
    --color-mazzei-red: #C8202B;
    --color-mazzei-red-dark: #A11820;
    --color-mazzei-red-light: rgba(200, 32, 43, 0.08);

    /* Typography */
    --font-display: "Inter", system-ui, -apple-system, sans-serif;
    --font-body: "Inter", system-ui, -apple-system, sans-serif;

    /* Type scale */
    --text-xs: 0.75rem;        /* 12px */
    --text-sm: 0.875rem;       /* 14px */
    --text-base: 1rem;          /* 16px */
    --text-lg: 1.125rem;        /* 18px */
    --text-xl: 1.25rem;         /* 20px */
    --text-2xl: 1.5rem;         /* 24px */
    --text-3xl: 1.875rem;       /* 30px */
    --text-4xl: 2.25rem;        /* 36px */
    --text-5xl: 3rem;           /* 48px */
    --text-6xl: 3.75rem;        /* 60px */
    --text-7xl: 4.5rem;         /* 72px */

    /* Spacing scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* Layout */
    --max-content: 1280px;
    --max-narrow: 800px;

    /* Borders & shadows */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 999px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.18);
    --shadow-xl: 0 24px 48px rgba(0,0,0,0.24);

    /* Transitions */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --duration-fast: 150ms;
    --duration-base: 300ms;
    --duration-slow: 600ms;

    /* Z-index */
    --z-header: 50;
    --z-modal: 100;
    --z-sticky-cta: 75;
}

/* ===== RESET / NORMALIZE ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-graphite);
    background: var(--color-warm-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img, picture, svg, video { max-width: 100%; height: auto; display: block; }
button { font: inherit; cursor: pointer; border: none; background: none; padding: 0; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; margin: 0; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin: 0 0 var(--space-4) 0;
    color: var(--color-graphite);
}
h1 { font-size: clamp(2.25rem, 5vw + 1rem, 4.5rem); font-weight: 900; }
h2 { font-size: clamp(1.875rem, 3vw + 1rem, 3rem); }
h3 { font-size: clamp(1.5rem, 1.5vw + 1rem, 1.875rem); }
h4 { font-size: var(--text-xl); }
p { margin: 0 0 var(--space-4) 0; }
.eyebrow {
    display: inline-block;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-weight: 600;
    color: var(--color-mazzei-red);
    margin-bottom: var(--space-3);
}
.eyebrow.eyebrow-light { color: var(--color-warm-white); opacity: 0.7; }
.lead {
    font-size: var(--text-xl);
    line-height: 1.5;
    color: var(--color-mid-grey);
    max-width: 60ch;
}

/* ===== LAYOUT UTILITIES ===== */
.container {
    width: 100%;
    max-width: var(--max-content);
    margin: 0 auto;
    padding: 0 var(--space-6);
}
.container-narrow {
    width: 100%;
    max-width: var(--max-narrow);
    margin: 0 auto;
    padding: 0 var(--space-6);
}
.section {
    padding: var(--space-24) 0;
}
.section-tight { padding: var(--space-16) 0; }
.section-loose { padding: var(--space-32) 0; }
.section-dark {
    background: var(--color-graphite);
    color: var(--color-warm-white);
}
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark h4,
.fleet h1, .fleet h2, .fleet h3, .fleet h4,
.hero h1, .hero h2, .hero h3, .hero h4 {
    color: var(--color-pure-white);
}
.section-dark .lead,
.fleet .lead { color: rgba(245, 241, 235, 0.75); }
.fleet .eyebrow { color: var(--color-mazzei-red); }

/* ===== ACCESSIBILITY: Skip link (visibile solo a tab focus) ===== */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}
.visually-hidden:focus {
    position: static;
    width: auto;
    height: auto;
    padding: 8px 16px;
    margin: 0;
    overflow: visible;
    clip: auto;
    background: var(--color-mazzei-red);
    color: var(--color-pure-white);
    font-weight: 600;
    z-index: 9999;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--duration-base) var(--ease-out);
    text-align: center;
    white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
    background: var(--color-mazzei-red);
    color: var(--color-pure-white);
    border-color: var(--color-mazzei-red);
}
.btn-primary:hover {
    background: var(--color-mazzei-red-dark);
    border-color: var(--color-mazzei-red-dark);
    box-shadow: 0 8px 24px rgba(200, 32, 43, 0.32);
}
.btn-ghost-light {
    background: transparent;
    color: var(--color-warm-white);
    border-color: rgba(245, 241, 235, 0.3);
}
.btn-ghost-light:hover {
    border-color: var(--color-warm-white);
    background: rgba(245, 241, 235, 0.06);
}
.btn-ghost-dark {
    background: transparent;
    color: var(--color-graphite);
    border-color: var(--color-graphite);
}
.btn-ghost-dark:hover {
    background: var(--color-graphite);
    color: var(--color-warm-white);
}
.btn-link {
    color: var(--color-mazzei-red);
    font-weight: 600;
    padding: 0;
    background: transparent;
    border: none;
}
.btn-link::after {
    content: " →";
    transition: transform var(--duration-base) var(--ease-out);
    display: inline-block;
}
.btn-link:hover::after { transform: translateX(4px); }
.btn-block { display: flex; width: 100%; justify-content: center; }
.btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--text-sm); }

/* ===== HEADER & NAV ===== */
.site-header {
    position: sticky;
    top: 0;
    background: rgba(245, 241, 235, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(26, 29, 33, 0.06);
    z-index: var(--z-header);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    gap: var(--space-6);
}
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: 800;
    font-size: var(--text-lg);
    letter-spacing: -0.01em;
}
.logo img { height: 40px; width: auto; }
.nav { display: none; gap: var(--space-6); }
@media (min-width: 768px) {
    .nav { display: flex; }
}
.nav a {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-graphite);
    padding: var(--space-2) 0;
    position: relative;
    transition: color var(--duration-fast);
}
.nav a:hover { color: var(--color-mazzei-red); }
.nav a.active::after {
    content: "";
    position: absolute;
    bottom: -2px; left: 0; right: 0;
    height: 2px;
    background: var(--color-mazzei-red);
}
.header-cta {
    display: none;
}
@media (min-width: 1024px) {
    .header-cta { display: inline-flex; }
}

/* Mobile burger */
.burger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    cursor: pointer;
}
@media (min-width: 768px) {
    .burger { display: none; }
}
.burger span {
    height: 2px;
    background: var(--color-graphite);
    border-radius: 1px;
    transition: all var(--duration-base) var(--ease-out);
}
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
    display: none;
    flex-direction: column;
    padding: var(--space-6);
    background: var(--color-warm-white);
    border-top: 1px solid rgba(26, 29, 33, 0.06);
    gap: var(--space-2);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav a {
    padding: var(--space-3) 0;
    font-size: var(--text-lg);
    font-weight: 500;
    border-bottom: 1px solid rgba(26, 29, 33, 0.06);
}
.mobile-nav .btn { margin-top: var(--space-4); }

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 88vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--color-graphite);
    color: var(--color-warm-white);
    padding: var(--space-32) 0 var(--space-24);
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}
.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.55) contrast(1.05);
    animation: hero-zoom 24s ease-out infinite alternate;
}
@keyframes hero-zoom {
    from { transform: scale(1); }
    to { transform: scale(1.08); }
}
.hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, rgba(26,29,33,0.92) 0%, rgba(26,29,33,0.5) 60%, rgba(26,29,33,0.2) 100%);
}
.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
}
.hero-content h1 { color: var(--color-pure-white); margin-bottom: var(--space-6); }
.hero-content .lead {
    color: rgba(245, 241, 235, 0.85);
    margin-bottom: var(--space-8);
    font-size: var(--text-xl);
}
.hero-cta {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}
.hero-trust {
    margin-top: var(--space-12);
    padding-top: var(--space-6);
    border-top: 1px solid rgba(245, 241, 235, 0.15);
    font-size: var(--text-sm);
    color: rgba(245, 241, 235, 0.6);
    letter-spacing: 0.05em;
}
.hero-trust strong {
    color: var(--color-warm-white);
    font-weight: 600;
}

/* ===== SERVICE CARDS ===== */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    margin-top: var(--space-12);
}
@media (min-width: 640px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
    .services-grid { grid-template-columns: repeat(3, 1fr); }
}
.service-card {
    background: var(--color-pure-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--duration-base) var(--ease-out);
    display: flex;
    flex-direction: column;
}
.service-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-lg);
}
.service-card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--color-charcoal);
}
.service-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 600ms var(--ease-out);
}
.service-card:hover .service-card-image img { transform: scale(1.05); }
.service-card-body {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}
.service-card h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
}
.service-card p {
    color: var(--color-mid-grey);
    font-size: var(--text-base);
    flex: 1;
    margin-bottom: var(--space-4);
}

/* ===== FLEET (B2B SECTION) ===== */
.fleet {
    background: var(--color-graphite);
    background-image: linear-gradient(135deg, var(--color-graphite) 0%, var(--color-charcoal) 100%);
    color: var(--color-warm-white);
    padding: var(--space-24) 0;
}
.fleet-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
}
@media (min-width: 900px) {
    .fleet-grid { grid-template-columns: 1fr 1fr; gap: var(--space-16); }
}
.fleet-bullets {
    list-style: none;
    margin: var(--space-6) 0 var(--space-8) 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
.fleet-bullets li {
    padding-left: var(--space-8);
    position: relative;
    color: var(--color-warm-white);
    font-size: var(--text-base);
}
.fleet-bullets li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-mazzei-red);
    color: var(--color-pure-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    font-weight: 700;
}

/* ===== PROMOTION CARDS ===== */
.promo-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    margin-top: var(--space-12);
}
@media (min-width: 640px) { .promo-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .promo-grid { grid-template-columns: repeat(3, 1fr); } }

.promo-card {
    background: var(--color-pure-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out);
    display: flex;
    flex-direction: column;
    position: relative;
    text-decoration: none;
    color: var(--color-graphite);
}
.promo-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    color: var(--color-graphite);
}
.promo-card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--color-charcoal);
    position: relative;
}
.promo-card-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 600ms var(--ease-out);
}
.promo-card:hover .promo-card-image img { transform: scale(1.06); }
.promo-card-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(26,29,33,0) 40%, rgba(26,29,33,0.4) 100%);
}
.promo-badge {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    z-index: 2;
    padding: var(--space-2) var(--space-4);
    background: var(--color-mazzei-red);
    color: var(--color-pure-white);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-radius: var(--radius-full);
    box-shadow: 0 2px 8px rgba(200, 32, 43, 0.3);
}
.promo-card-body {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}
.promo-card h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-3);
    line-height: 1.25;
}
.promo-card p {
    color: var(--color-mid-grey);
    font-size: var(--text-base);
    flex: 1;
    margin-bottom: var(--space-4);
}

/* Promo card compatte (per home) */
.promo-grid-compact {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-top: var(--space-8);
}
@media (min-width: 700px) {
    .promo-grid-compact { grid-template-columns: repeat(3, 1fr); }
}
.promo-card-compact {
    background: var(--color-pure-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out), border-color var(--duration-fast);
    text-decoration: none;
    color: var(--color-graphite);
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
    position: relative;
}
.promo-card-compact:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-mazzei-red);
    text-decoration: none;
    color: var(--color-graphite);
}
.promo-card-compact .compact-image {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--color-charcoal);
    position: relative;
}
.promo-card-compact .compact-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 500ms var(--ease-out);
}
.promo-card-compact:hover .compact-image img { transform: scale(1.05); }
.promo-card-compact .compact-badge {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    z-index: 2;
    padding: 4px 10px;
    background: var(--color-mazzei-red);
    color: var(--color-pure-white);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-radius: var(--radius-full);
    box-shadow: 0 2px 8px rgba(200, 32, 43, 0.35);
}
.promo-card-compact .compact-body {
    padding: var(--space-4) var(--space-5) var(--space-5);
    display: flex;
    flex-direction: column;
    flex: 1;
}
.promo-card-compact h3 {
    font-size: var(--text-base);
    line-height: 1.3;
    margin: 0 0 6px 0;
    font-weight: 700;
}
.promo-card-compact p {
    font-size: var(--text-sm);
    line-height: 1.5;
    color: var(--color-mid-grey);
    margin: 0 0 var(--space-3) 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.promo-card-compact .compact-cta {
    display: inline-block;
    color: var(--color-mazzei-red);
    font-size: var(--text-sm);
    font-weight: 600;
    margin-top: auto;
}

/* Promo detail page */
.promo-hero {
    background: var(--color-graphite);
    color: var(--color-warm-white);
    padding: var(--space-32) 0 var(--space-16);
    position: relative;
    overflow: hidden;
}
.promo-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.promo-hero-bg img {
    width: 100%; height: 100%;
    object-fit: cover;
    filter: brightness(0.4);
}
.promo-hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(26,29,33,0.6) 0%, rgba(26,29,33,0.95) 100%);
}
.promo-hero-content { position: relative; z-index: 1; }
.promo-hero h1 { color: var(--color-pure-white); }

/* ===== BRANDS STRIP ===== */
.brands {
    background: var(--color-warm-white);
    padding: var(--space-16) 0;
    border-top: 1px solid rgba(26, 29, 33, 0.06);
    border-bottom: 1px solid rgba(26, 29, 33, 0.06);
}
.brands-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--space-12);
    margin-top: var(--space-8);
}
.brand {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-graphite);
    opacity: 0.55;
    letter-spacing: -0.01em;
    transition: opacity var(--duration-base);
}
.brand:hover { opacity: 1; }

/* ===== FORM ===== */
.form-card {
    background: var(--color-pure-white);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    box-shadow: var(--shadow-md);
}
@media (min-width: 768px) {
    .form-card { padding: var(--space-12); }
}
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}
@media (min-width: 640px) {
    .form-grid { grid-template-columns: 1fr 1fr; }
}
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-group.full { grid-column: 1 / -1; }
.form-label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-graphite);
}
.form-label .req { color: var(--color-mazzei-red); }
.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-light-grey);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    background: var(--color-pure-white);
    transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-mazzei-red);
    box-shadow: 0 0 0 3px var(--color-mazzei-red-light);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-disclaimer {
    font-size: var(--text-xs);
    color: var(--color-mid-grey);
    margin-top: var(--space-4);
}

/* Forza colori scuri leggibili dentro form-card anche quando il form-card sta dentro section-dark */
.form-card,
.form-card .form-label,
.form-card label {
    color: var(--color-graphite);
}
.form-card .form-input,
.form-card .form-select,
.form-card .form-textarea {
    color: var(--color-graphite);
    background: var(--color-pure-white);
}
.form-card .form-input::placeholder,
.form-card .form-textarea::placeholder {
    color: var(--color-mid-grey);
    opacity: 0.7;
}
.form-card .form-disclaimer {
    color: var(--color-mid-grey);
}
.form-success {
    background: rgba(34, 139, 80, 0.1);
    color: #1f6e44;
    padding: var(--space-6);
    border-radius: var(--radius-md);
    border-left: 4px solid #2a9d6e;
}
.form-error {
    background: rgba(200, 32, 43, 0.1);
    color: var(--color-mazzei-red-dark);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-mazzei-red);
    margin-bottom: var(--space-4);
}
.honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--color-graphite);
    color: var(--color-warm-white);
    padding: var(--space-20) 0 var(--space-8);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}
@media (min-width: 768px) {
    .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}
.footer-col h4 {
    color: var(--color-pure-white);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-6);
    font-weight: 700;
}
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a {
    color: rgba(245, 241, 235, 0.7);
    font-size: var(--text-sm);
    transition: color var(--duration-fast);
}
.footer-col a:hover { color: var(--color-mazzei-red); }
.footer-tagline {
    color: rgba(245, 241, 235, 0.6);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin-top: var(--space-4);
}
.footer-bottom {
    padding-top: var(--space-6);
    border-top: 1px solid rgba(245, 241, 235, 0.1);
    text-align: center;
    font-size: var(--text-xs);
    color: rgba(245, 241, 235, 0.5);
}
.footer-bottom a { color: rgba(245, 241, 235, 0.7); }
.footer-bottom a:hover { color: var(--color-mazzei-red); }

/* ===== WHATSAPP FAB — sempre visibile, desktop + mobile ===== */
.whatsapp-fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: var(--color-pure-white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 2px 8px rgba(0,0,0,0.15);
    z-index: var(--z-sticky-cta);
    transition: transform 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
    text-decoration: none;
}
.whatsapp-fab:hover {
    transform: scale(1.08);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.55), 0 4px 12px rgba(0,0,0,0.2);
    text-decoration: none;
    color: var(--color-pure-white);
}
.whatsapp-fab:active { transform: scale(1.02); }
.whatsapp-fab svg { width: 32px; height: 32px; fill: currentColor; }
.whatsapp-fab::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: #25D366;
    z-index: -1;
    animation: whatsapp-pulse 2.5s ease-out infinite;
}
@keyframes whatsapp-pulse {
    0%   { transform: scale(1);    opacity: 0.6; }
    100% { transform: scale(1.8);  opacity: 0;   }
}
@media (max-width: 480px) {
    .whatsapp-fab { width: 56px; height: 56px; bottom: 16px; right: 16px; }
    .whatsapp-fab svg { width: 28px; height: 28px; }
}
@media (prefers-reduced-motion: reduce) {
    .whatsapp-fab::before { animation: none; }
}

/* Tooltip al hover (solo desktop) */
.whatsapp-fab[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    right: 72px;
    top: 50%;
    transform: translateY(-50%);
    padding: 8px 14px;
    background: var(--color-graphite);
    color: var(--color-pure-white);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 200ms;
    box-shadow: var(--shadow-md);
}
.whatsapp-fab:hover[data-tooltip]::after { opacity: 1; }
@media (max-width: 768px) {
    .whatsapp-fab[data-tooltip]::after { display: none; }
}

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.text-balance { text-wrap: balance; }
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-12 { margin-bottom: var(--space-12); }

/* ===== ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .hero-bg img { animation: none; }
}

/* ===== COOKIE BANNER ===== */
.cookie-banner {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--color-graphite);
    color: var(--color-warm-white);
    padding: var(--space-4) var(--space-6);
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-sm);
    box-shadow: 0 -4px 24px rgba(0,0,0,0.3);
}
.cookie-banner.is-visible { display: flex; flex-wrap: wrap; }
.cookie-banner p { margin: 0; flex: 1; }
.cookie-banner a { color: var(--color-mazzei-red); }
.cookie-banner button { padding: var(--space-2) var(--space-6); border-radius: var(--radius-md); background: var(--color-mazzei-red); color: white; font-weight: 600; }

/* ===== PAGE HEADER (per pagine interne) ===== */
.page-header {
    background: var(--color-graphite);
    color: var(--color-warm-white);
    padding: var(--space-32) 0 var(--space-16);
    text-align: center;
}
.page-header h1 { color: var(--color-pure-white); }
.page-header .lead { color: rgba(245, 241, 235, 0.75); margin: var(--space-4) auto 0; }

/* ===== BREADCRUMBS ===== */
.breadcrumbs {
    font-size: var(--text-sm);
    color: var(--color-mid-grey);
    margin-bottom: var(--space-8);
}
.breadcrumbs a { color: var(--color-mazzei-red); }
.breadcrumbs span::before { content: " / "; color: var(--color-light-grey); margin: 0 var(--space-2); }