.site-toasts {
    --site-toast-offset: 0px;
    position: fixed;
    right: 20px;
    bottom: calc(20px + var(--site-toast-offset));
    z-index: 2147483000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    width: 360px;
    max-width: calc(100vw - 16px);
    pointer-events: none;
}

.site-toast {
    --toast-color: var(--b2c-primary, #1d4ed8);
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    width: 100%;
    padding: 12px 10px 12px 14px;
    background: var(--b2c-surface, #fff);
    color: var(--b2c-ink, #171a1f);
    border: 1px solid var(--b2c-line, #e6e8ec);
    border-left: 3px solid var(--toast-color);
    border-radius: 4px;
    box-shadow: 0 4px 14px rgba(17, 24, 39, .08);
    overflow: hidden;
    pointer-events: auto;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity .18s ease, transform .18s ease;
    touch-action: pan-y;
}
.site-toast.is-visible { opacity: 1; transform: none; }
.site-toast.is-dragging { transition: none; }

.site-toast--success { --toast-color: var(--b2c-success, #15803d); }
.site-toast--error { --toast-color: var(--b2c-danger, #c0272d); }
.site-toast--warning { --toast-color: var(--b2c-warning, #b45309); }
.site-toast--info { --toast-color: var(--b2c-primary, #1d4ed8); }

.site-toast-icon {
    flex: 0 0 18px;
    margin-top: 1px;
    color: var(--toast-color);
    font-size: 16px;
    line-height: 1.25;
    text-align: center;
}

.site-toast-body { flex: 1; min-width: 0; }
.site-toast-title {
    font-size: .875rem;
    font-weight: 600;
    line-height: 1.35;
}
.site-toast-text {
    font-size: .875rem;
    line-height: 1.4;
    overflow-wrap: anywhere;
}
.site-toast-title + .site-toast-text {
    margin-top: 2px;
    font-size: .8125rem;
    color: var(--b2c-steel, #6b7280);
}

.site-toast-close {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin: -4px 0 -4px 0;
    padding: 0;
    border: 0;
    border-radius: 4px;
    background: transparent;
    color: var(--b2c-steel, #6b7280);
    font-size: 13px;
}
.site-toast-close:hover { background: var(--b2c-surface-muted, #f6f7f9); color: var(--b2c-ink, #171a1f); }

.site-toast-progress {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 100%;
    background: var(--toast-color);
    opacity: .35;
    transform-origin: left center;
    animation: site-toast-progress linear forwards;
}
.site-toast.is-paused .site-toast-progress { animation-play-state: paused; }

@keyframes site-toast-progress {
    from { transform: scaleX(1); }
    to { transform: scaleX(0); }
}

@media (max-width: 767.98px) {
    .site-toasts {
        left: 8px;
        right: 8px;
        bottom: calc(8px + var(--site-toast-offset) + env(safe-area-inset-bottom));
        width: auto;
        max-width: none;
        align-items: stretch;
        gap: 8px;
    }
    .site-toast { padding: 11px 8px 11px 12px; }
}

.form-notice {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 12px;
    padding: 10px 12px;
    border: 1px solid var(--b2c-line, #e6e8ec);
    border-left: 3px solid var(--notice-color, var(--b2c-primary, #1d4ed8));
    border-radius: 4px;
    background: var(--notice-bg, var(--b2c-surface-muted, #f6f7f9));
    color: var(--b2c-ink, #171a1f);
    font-size: .875rem;
    line-height: 1.45;
}
.form-notice-icon { color: var(--notice-color, var(--b2c-primary, #1d4ed8)); margin-top: 2px; }
.form-notice-text { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.form-notice--success { --notice-color: var(--b2c-success, #15803d); --notice-bg: var(--b2c-success-soft, #e7f6ec); }
.form-notice--error { --notice-color: var(--b2c-danger, #c0272d); --notice-bg: var(--b2c-danger-soft, #fbe8e8); }
.form-notice--warning { --notice-color: var(--b2c-warning, #b45309); --notice-bg: var(--b2c-warning-soft, #fdf1e0); }

@media (prefers-reduced-motion: reduce) {
    .site-toast { transition: none; }
    .site-toast-progress { animation: none; display: none; }
}