.site-helper {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: var(--z-overlay);
    width: 260px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    animation: fadeUnfold 0.4s ease;
    border: 1px solid var(--border-light);
    background: var(--bg-card);
    transition: width var(--transition-md), background-color var(--transition-md), border-radius var(--transition-md), transform var(--transition-md);
}

.site-helper.no-frame {
    box-shadow: none;
    border: none;
    background: transparent;
}

.site-helper.minimized {
    width: 46px;
    height: 46px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: #2b2b2b;
    cursor: pointer;
    overflow: visible;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    isolation: isolate;
}

.site-helper.minimized:hover {
    background: #3a3a3a;
    transform: translateY(-1px) scale(1.04);
}

.site-helper.minimized::after {
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: inherit;
    pointer-events: none;
    box-shadow: rgba(210, 161, 70, 0.2) 0px 0px 0px 1px;
    animation: 4.2s ease-in-out 0s infinite normal none running site-helper-amber-pulse;
}

@keyframes site-helper-amber-pulse {
    0% { transform: scale(1); opacity: 0.9; }
    70% { transform: scale(1.2); opacity: 0; }
    100% { transform: scale(1.2); opacity: 0; }
}

.site-helper.minimized .promo-card,
.site-helper.minimized .site-helper__close,
.site-helper.minimized .site-helper__pin {
    display: none;
}

.site-helper__open {
    display: none;
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
    color: var(--warning-border);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    padding: var(--space-3);
}

.site-helper__open:focus-visible {
    outline: 2px solid var(--link-color);
    outline-offset: 2px;
}

.site-helper__open svg {
    width: 20px;
    height: 20px;
}

.site-helper.minimized .site-helper__open {
    display: flex;
}

.site-helper .promo-card {
    display: block;
    line-height: 0;
    cursor: pointer;
}

.site-helper img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.site-helper__close {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    background: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    transition: background-color var(--transition-base), transform var(--transition-base);
    z-index: var(--z-above);
}

.site-helper__close::before,
.site-helper__close::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 2px;
    background-color: var(--text-white);
    border-radius: 1px;
}

.site-helper__close::before {
    transform: rotate(45deg);
}

.site-helper__close::after {
    transform: rotate(-45deg);
}

.site-helper__close:hover {
    background-color: var(--danger);
    transform: scale(1.1);
}

.site-helper__pin {
    position: absolute;
    top: 8px;
    right: 40px;
    width: 24px;
    height: 24px;
    background: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    transition: background-color var(--transition-base), transform var(--transition-base), opacity var(--transition-base);
    z-index: var(--z-above);
    opacity: 0;
    pointer-events: none;
}

.site-helper:hover .site-helper__pin,
.site-helper__pin.active {
    opacity: 1;
    pointer-events: auto;
}

.site-helper__pin svg {
    width: 12px;
    height: 12px;
    color: var(--text-white);
}

.site-helper__pin:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.site-helper__pin.active {
    background-color: #ffd700;
}

.site-helper__pin.active svg {
    color: #1a1a1a;
}

.site-helper__pin.active:hover {
    background-color: #ffed4a;
}

.dark .site-helper.minimized {
    background: var(--zinc-800);
    border: 1px solid var(--border-medium);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.dark .site-helper.minimized:hover {
    background: var(--zinc-700);
    border-color: rgba(255, 255, 255, 0.18);
}

.dark .site-helper.minimized::after {
    box-shadow: rgba(253, 218, 96, 0.16) 0px 0px 0px 1px;
    opacity: 1;
    border-color: rgba(253, 218, 96, 0.75);
}

.dark .site-helper__open {
    color: var(--warning-border);
    transition: transform var(--transition-md), color var(--transition-md);
}

.dark .site-helper.minimized:hover .site-helper__open {
    color: #fff;
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .site-helper {
        display: none !important;
    }
}