:root {
    --intesa-brand: #d90000;
    --intesa-brand-hover: #b80000;
    --intesa-brand-soft: #fff2f2;
    --intesa-ink: #111827;
    --intesa-navy: #172554;
    --intesa-text: #27364a;
    --intesa-muted: #667085;
    --intesa-surface: #ffffff;
    --intesa-surface-subtle: #f7f8fa;
    --intesa-border: #e3e7ed;
    --intesa-border-strong: #d4dae3;
    --intesa-footer: #0f172a;
    --intesa-footer-muted: #cbd5e1;

    --intesa-container: 1180px;
    --intesa-space-1: 4px;
    --intesa-space-2: 8px;
    --intesa-space-3: 12px;
    --intesa-space-4: 16px;
    --intesa-space-5: 20px;
    --intesa-space-6: 24px;
    --intesa-space-8: 32px;
    --intesa-space-10: 40px;
    --intesa-space-12: 48px;

    --intesa-radius-sm: 10px;
    --intesa-radius-md: 16px;
    --intesa-radius-lg: 22px;
    --intesa-radius-pill: 999px;

    --intesa-shadow-sm: 0 6px 18px rgba(15, 23, 42, 0.05);
    --intesa-shadow-md: 0 16px 40px rgba(15, 23, 42, 0.08);
    --intesa-focus: 0 0 0 3px rgba(217, 0, 0, 0.18);
    --intesa-transition: 160ms ease;
}

/* Phase 2B shared chrome only. Page-specific redesign remains intentionally out of scope. */
.intesa-chrome-header,
.intesa-chrome-footer {
    font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.intesa-chrome-header {
    position: sticky;
    top: 0;
    z-index: 60;
    border-bottom: 1px solid var(--intesa-border);
    background: rgba(255, 255, 255, 0.96);
    color: var(--intesa-ink);
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.02);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

body.admin-bar .intesa-chrome-header {
    top: 32px;
}

.intesa-chrome-header__inner {
    width: min(calc(100% - 40px), var(--intesa-container));
    margin: 0 auto;
    padding: 14px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--intesa-space-6);
}

.intesa-chrome-logo {
    flex: 0 0 auto;
    color: var(--intesa-ink) !important;
    font-size: 24px;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.045em;
    text-decoration: none !important;
    white-space: nowrap;
}

.intesa-chrome-logo span {
    color: var(--intesa-brand);
}

.intesa-chrome-nav {
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 20px;
    font-size: 14px;
    line-height: 1.2;
}

.intesa-chrome-nav a {
    position: relative;
    color: var(--intesa-ink) !important;
    font-weight: 650;
    text-decoration: none !important;
    transition: color var(--intesa-transition), background var(--intesa-transition), border-color var(--intesa-transition), box-shadow var(--intesa-transition), transform var(--intesa-transition);
}

.intesa-chrome-nav a:not(.intesa-chrome-quote)::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -7px;
    height: 2px;
    border-radius: var(--intesa-radius-pill);
    background: var(--intesa-brand);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--intesa-transition);
}

.intesa-chrome-nav a:not(.intesa-chrome-quote):hover,
.intesa-chrome-nav a:not(.intesa-chrome-quote):focus-visible {
    color: var(--intesa-brand) !important;
}

.intesa-chrome-nav a:not(.intesa-chrome-quote):hover::after,
.intesa-chrome-nav a:not(.intesa-chrome-quote):focus-visible::after {
    transform: scaleX(1);
}

.intesa-chrome-nav a:focus-visible,
.intesa-chrome-logo:focus-visible,
.intesa-chrome-footer a:focus-visible {
    outline: none;
    border-radius: 6px;
    box-shadow: var(--intesa-focus);
}

.intesa-chrome-nav .intesa-chrome-quote {
    padding: 10px 16px;
    border: 1px solid var(--intesa-brand);
    border-radius: var(--intesa-radius-pill);
    background: var(--intesa-brand);
    color: #ffffff !important;
    font-weight: 800;
    white-space: nowrap;
}

.intesa-chrome-nav .intesa-chrome-quote:hover,
.intesa-chrome-nav .intesa-chrome-quote:focus-visible {
    border-color: var(--intesa-brand-hover);
    background: var(--intesa-brand-hover);
    color: #ffffff !important;
    transform: translateY(-1px);
}

.intesa-chrome-footer {
    margin-top: 56px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: var(--intesa-footer);
    color: #ffffff;
}

.intesa-chrome-footer__inner {
    width: min(calc(100% - 40px), var(--intesa-container));
    margin: 0 auto;
    padding: 42px 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: var(--intesa-space-8);
}

.intesa-chrome-footer__title {
    margin-bottom: 8px;
    font-size: 21px;
    font-weight: 900;
    letter-spacing: -0.025em;
}

.intesa-chrome-footer__text {
    color: var(--intesa-footer-muted);
    font-size: 14px;
    line-height: 1.7;
}

.intesa-chrome-footer__links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    gap: 10px 20px;
}

.intesa-chrome-footer__links a {
    color: #ffffff !important;
    font-size: 14px;
    font-weight: 650;
    text-decoration: none !important;
    transition: color var(--intesa-transition);
}

.intesa-chrome-footer__links a:hover,
.intesa-chrome-footer__links a:focus-visible {
    color: #ffb4b4 !important;
}

@media (max-width: 860px) {
    .intesa-chrome-header__inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 14px;
        padding-top: 13px;
        padding-bottom: 13px;
    }

    .intesa-chrome-nav {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 12px 18px;
    }

    .intesa-chrome-footer__inner {
        grid-template-columns: 1fr;
        align-items: start;
    }

    .intesa-chrome-footer__links {
        justify-content: flex-start;
    }
}

@media (max-width: 782px) {
    body.admin-bar .intesa-chrome-header {
        top: 46px;
    }
}

@media (max-width: 600px) {
    .intesa-chrome-header__inner,
    .intesa-chrome-footer__inner {
        width: min(calc(100% - 32px), var(--intesa-container));
    }

    .intesa-chrome-logo {
        font-size: 22px;
    }

    .intesa-chrome-nav {
        gap: 11px 15px;
        font-size: 13px;
    }

    .intesa-chrome-nav .intesa-chrome-quote {
        padding: 9px 13px;
    }

    .intesa-chrome-footer {
        margin-top: 44px;
    }

    .intesa-chrome-footer__inner {
        padding-top: 34px;
        padding-bottom: 34px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .intesa-chrome-nav a,
    .intesa-chrome-nav a::after,
    .intesa-chrome-footer a {
        transition: none !important;
    }
}