.section-shell {
    padding: clamp(2rem, 6vw, 0rem) 0;
    scroll-margin-top: 5rem;
}

.content-wide {
    width: var(--content-wide);
    margin-inline: auto;
}

.site-header {
    position: relative;
    z-index: 50;
    border-bottom: 1px solid var(--color-line);
    background: color-mix(in srgb, var(--color-bg) 88%, transparent);
    backdrop-filter: blur(14px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-m);
    min-height: 4.5rem;
}

.site-nav {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: var(--space-m);
}

.site-nav__meta {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    flex: 0 0 auto;
}

.site-nav__primary {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.85rem 1.2rem;
}

.site-nav__support-indicator {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.7rem;
    height: 2.7rem;
    text-decoration: none;
    flex: 0 0 auto;
}

.site-nav__support-indicator-ring {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 0.24rem;
    border-radius: 999px;
    background: conic-gradient(
        #8cffb7 0 var(--support-progress, 0%),
        rgba(255, 255, 255, 0.12) var(--support-progress, 0%) 100%
    );
    box-shadow: 0 0.5rem 1.2rem rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-base), box-shadow var(--transition-base), filter var(--transition-base);
}

.site-nav__support-indicator-core {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(9, 13, 18, 0.98), rgba(18, 24, 31, 0.98));
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.site-nav__support-indicator-core strong {
    display: inline-flex;
    align-items: baseline;
    gap: 0.05rem;
    color: #f4f8fb;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1;
}

.site-nav__support-indicator-core small {
    font-size: 0.44rem;
    font-weight: 700;
    opacity: 0.8;
}

.site-nav__support-indicator:hover .site-nav__support-indicator-ring,
.site-nav__support-indicator:focus-visible .site-nav__support-indicator-ring {
    transform: translateY(-1px) scale(1.03);
    filter: saturate(1.08);
    box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.26);
}

@media (max-width: 920px) {
    .site-header__inner {
        min-height: 3.4rem;
    }

    .site-nav {
        gap: var(--space-s);
    }

    .site-nav__meta {
        gap: 0.55rem;
    }

    .site-nav__primary {
        gap: var(--space-s);
    }

    .site-nav__support-indicator {
        width: 2.5rem;
        height: 2.5rem;
    }
}

@media (max-width: 720px) {
    .site-header__inner {
        display: grid;
        justify-items: start;
        gap: 0.65rem;
        padding: 0.65rem 0;
    }

    .site-nav {
        flex-wrap: nowrap;
        gap: 0.45rem 0.65rem;
        width: 100%;
        min-width: 0;
        overflow-x: auto;
        padding-bottom: 0.2rem;
        scrollbar-width: thin;
    }

    .site-nav__meta {
        gap: 0.45rem;
    }

    .site-nav__primary {
        gap: 0.45rem;
        min-width: max-content;
    }

    .site-nav__support-indicator {
        width: 2.25rem;
        height: 2.25rem;
    }

    .site-nav__support-indicator-core strong {
        font-size: 0.68rem;
    }
}