:root {
    --vb-accent: #dc3a32;
    --vb-accent-dark: #b92822;
    --vb-ink: #20252a;
    --vb-muted: #626970;
    --vb-soft: #f5f6f7;
    --vb-border: rgba(32, 37, 42, 0.1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 72px;
}

body {
    color: var(--vb-ink);
    background: var(--vb-soft);
    -webkit-font-smoothing: antialiased;
}

.navbar {
    background: rgba(20, 23, 26, 0.94) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-size: 1rem;
    font-weight: 650;
    letter-spacing: 0.01em;
}

.navbar .nav-link {
    position: relative;
    margin-left: 0.35rem;
    font-size: 0.94rem;
    transition: color 160ms ease;
}

.navbar .nav-link::after {
    content: "";
    position: absolute;
    right: 0.5rem;
    bottom: 0.15rem;
    left: 0.5rem;
    height: 2px;
    background: var(--vb-accent);
    transform: scaleX(0);
    transition: transform 160ms ease;
}

.navbar .nav-link:hover::after,
.navbar .nav-link:focus-visible::after {
    transform: scaleX(1);
}

.site-main {
    padding: 7.5rem 0 4rem;
}

.legal-document {
    max-width: 940px;
    margin: 0 auto;
    padding: clamp(1.5rem, 5vw, 4rem);
    border: 1px solid var(--vb-border);
    border-radius: 1rem;
    background: #fff;
    box-shadow: 0 18px 48px rgba(24, 29, 34, 0.08);
}

.legal-document h1 {
    margin-bottom: 0.85rem;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 750;
    letter-spacing: -0.035em;
}

.legal-document h1::after {
    content: "";
    display: block;
    width: 48px;
    height: 3px;
    margin-top: 0.85rem;
    border-radius: 999px;
    background: var(--vb-accent);
}

.legal-document h2 {
    margin: 2.5rem 0 0.85rem;
    color: var(--vb-ink);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.015em;
}

.legal-document h3 {
    margin: 1.75rem 0 0.75rem;
    color: #3d444a;
    font-size: 1.1rem;
    font-weight: 700;
}

.legal-document p,
.legal-document li {
    color: #50575d;
    line-height: 1.75;
}

.legal-document ul {
    padding-left: 1.35rem;
}

.legal-document li {
    margin-bottom: 0.55rem;
    padding-left: 0.25rem;
}

.legal-document li::marker {
    color: var(--vb-accent);
}

.legal-document a {
    color: var(--vb-accent-dark);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.18em;
}

.last-updated {
    display: inline-flex;
    margin-bottom: 1.25rem;
    padding: 0.45rem 0.8rem;
    color: var(--vb-muted);
    border: 1px solid var(--vb-border);
    border-radius: 999px;
    background: var(--vb-soft);
    font-size: 0.9rem;
}

.highlight {
    margin: 1.25rem 0 2.25rem;
    padding: 1.15rem 1.25rem;
    color: #4b3a38;
    border: 1px solid rgba(220, 58, 50, 0.18);
    border-left: 4px solid var(--vb-accent);
    border-radius: 0.65rem;
    background: rgba(220, 58, 50, 0.06);
}

.btn-primary {
    --bs-btn-bg: var(--vb-accent);
    --bs-btn-border-color: var(--vb-accent);
    --bs-btn-hover-bg: var(--vb-accent-dark);
    --bs-btn-hover-border-color: var(--vb-accent-dark);
    --bs-btn-active-bg: var(--vb-accent-dark);
    --bs-btn-active-border-color: var(--vb-accent-dark);
}

footer {
    background: #181b1e !important;
    border-top: 3px solid var(--vb-accent);
}

footer ul {
    padding-left: 0;
}

footer li {
    color: inherit;
}

footer a {
    opacity: 0.82;
    transition: opacity 150ms ease, color 150ms ease;
}

footer a:hover {
    color: #fff !important;
    opacity: 1;
}

.error-page {
    position: relative;
    display: grid;
    min-height: 100vh;
    place-items: center;
    overflow: hidden;
    padding: 2rem 1rem;
    color: #fff;
    background: #111416;
}

.error-page::before {
    content: "";
    position: absolute;
    inset: -12px;
    background: linear-gradient(180deg, rgba(7, 9, 11, 0.6), rgba(7, 9, 11, 0.82)),
        url("../assets/background.webp") center / cover no-repeat;
}

.error-card {
    position: relative;
    z-index: 1;
    width: min(100%, 620px);
    padding: clamp(2rem, 6vw, 4rem);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 1.1rem;
    background: rgba(18, 21, 24, 0.82);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(12px);
}

.error-logo {
    width: min(280px, 72vw);
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.25));
}

.error-code {
    margin: 0;
    color: var(--vb-accent);
    font-size: clamp(4.5rem, 18vw, 7.5rem);
    font-weight: 800;
    line-height: 0.9;
    letter-spacing: -0.06em;
}

.error-card h1 {
    margin: 1.25rem 0 0.75rem;
    font-size: clamp(1.5rem, 5vw, 2.25rem);
}

.error-card p:not(.error-code) {
    max-width: 460px;
    margin: 0 auto 1.75rem;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.7;
}

@media (max-width: 768px) {
    .site-main {
        padding-top: 6rem;
        padding-bottom: 2.5rem;
    }

    .navbar-collapse {
        padding: 0.75rem 0 0.5rem;
    }

    .navbar .nav-link {
        margin-left: 0;
    }

    .navbar .nav-link::after {
        right: auto;
        left: 0;
        width: 34px;
        transform-origin: left;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
    }
}