body {
    background:
        radial-gradient(circle at 50% 0%, rgba(139, 69, 19, 0.25), transparent 45%),
        var(--color-bg-deep);
}

.l-container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

.l-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(13, 10, 8, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.15);
}

.l-header__inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
}

.l-main {
    min-height: calc(100vh - 150px);
}

.l-section {
    padding: clamp(3rem, 8vw, 7rem) 0;
}

.l-footer {
    padding: var(--space-md) 0;
    border-top: 1px solid rgba(212, 175, 55, 0.15);
    color: var(--color-text-muted);
    text-align: center;
    font-size: 0.85rem;
}

.c-support-intro {
    max-width: 760px;
    margin: 0 auto var(--space-md);
    text-align: center;
}

.c-support-intro__eyebrow {
    display: inline-block;
    margin-bottom: var(--space-xs);
    color: var(--color-gold-primary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 0.78rem;
    font-weight: 700;
}

.c-support-intro__title {
    font-size: clamp(2.25rem, 7vw, 4rem);
}

.c-support-intro__text {
    color: var(--color-text-muted);
    max-width: 650px;
    margin: 0 auto;
}

.c-security-note {
    max-width: 800px;
    margin: var(--space-md) auto 0;
    padding: var(--space-sm);
    border-left: 3px solid var(--color-gold-primary);
    background: rgba(212, 175, 55, 0.06);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

@media (max-width: 640px) {
    .l-header__inner {
        align-items: flex-start;
        flex-direction: column;
        padding-top: 0.8rem;
        padding-bottom: 0.8rem;
    }

    .c-brand {
        font-size: 1.2rem;
    }
}