.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    background-color: rgba(255, 255, 255, 0.92);
    color: var(--vanyou-gray-800);
    padding: 0.95rem 0;
    position: sticky;
    top: 0;
    z-index: var(--vanyou-z-sticky);
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.06);
    backdrop-filter: blur(14px);
}

.header-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--vanyou-spacing-xl);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.header-brand-logo {
    height: 54px;
    display: flex;
    align-items: center;
}

.header-brand-logo a {
    display: flex;
    align-items: center;
    height: 100%;
}

.header-brand-logo img {
    height: 100%;
    width: auto;
    display: block;
    object-fit: contain;
}

.header-brand-text {
    display: flex;
    flex-direction: column;
    font-family: "Segoe UI", system-ui, sans-serif;
    gap: 0.12rem;
}

.header-brand-text .brand-slogan {
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--vanyou-gray-800);
    line-height: 1.1;
}

.header-brand-text .brand-slogan .wild {
    color: var(--vanyou-primary);
    font-weight: 700;
}

.header-context {
    font-size: 0.82rem;
    color: var(--vanyou-gray-500);
    line-height: 1.35;
    letter-spacing: 0.01em;
}

.header-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--vanyou-spacing-sm);
    flex-wrap: wrap;
}

.public-header-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0.45rem 0.95rem;
    border-radius: var(--vanyou-radius-full);
    border: 1px solid rgba(17, 24, 39, 0.12);
    background: rgba(255, 255, 255, 0.76);
    color: var(--vanyou-gray-700);
    font-size: var(--vanyou-font-size-sm);
    font-weight: 700;
    text-decoration: none;
    transition: color var(--vanyou-transition-fast), background-color var(--vanyou-transition-fast), border-color var(--vanyou-transition-fast), transform var(--vanyou-transition-fast);
}

.public-header-link:hover,
.public-header-link:focus-visible {
    color: var(--vanyou-primary-dark);
    border-color: rgba(124, 159, 10, 0.35);
    background: rgba(255, 255, 255, 0.96);
    text-decoration: none;
}

.footer {
    background: #1f2933;
    color: var(--vanyou-white);
    margin-top: auto;
}

.footer-content {
    max-width: var(--vanyou-layout-max-content);
    margin: 0 auto;
    padding: 2.35rem var(--vanyou-layout-gutter) 2rem;
}

.footer-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--vanyou-spacing-lg);
}

.footer-brand-block {
    display: grid;
    gap: 0.85rem;
    justify-items: start;
}

.footer-logo {
    width: auto;
    height: 42px;
    display: block;
}

.footer-copyright {
    margin: 0;
    color: rgba(255, 255, 255, 0.78);
    font-size: var(--vanyou-font-size-sm);
    line-height: 1.7;
}

@media (max-width: 991px) {
    .header {
        padding: var(--vanyou-spacing-md);
    }

    .header-shell {
        align-items: flex-start;
        flex-direction: column;
        gap: var(--vanyou-spacing-md);
    }

    .header-brand {
        gap: var(--vanyou-spacing-sm);
        align-items: flex-start;
    }

    .header-brand-logo {
        height: 48px;
    }

    .header-brand-text {
        gap: 0.2rem;
    }

    .header-brand-text .brand-slogan {
        font-size: 0.92rem;
    }

    .header-context {
        font-size: 0.76rem;
    }

    .header-nav {
        width: 100%;
        justify-content: flex-start;
    }

    .footer-content {
        padding-inline: var(--vanyou-spacing-lg);
    }
}