/* Стили для блока обмена */
.exchange-block {
    background: linear-gradient(180deg, 
        rgba(20, 20, 20, 0.95) 0%,
        rgba(15, 15, 15, 0.98) 50%,
        rgba(18, 18, 18, 0.95) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: 0;
    position: relative;
    overflow: visible;
    width: 100%;
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    transition: all var(--transition-base);
}

.exchange-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        var(--neon-green-subtle) 0%,
        transparent 40%,
        transparent 60%,
        var(--neon-purple-subtle) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: 1;
    border-radius: var(--radius-lg);
}

.exchange-block::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, 
        var(--neon-green-soft) 0%,
        var(--neon-purple-soft) 50%,
        var(--neon-green-soft) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: -1;
    border-radius: var(--radius-lg);
    filter: blur(8px);
}

.exchange-block:hover {
    border-color: var(--neon-green-medium);
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.6),
        var(--shadow-glow-soft),
        0 0 0 1px var(--neon-green-medium),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    background: linear-gradient(180deg, 
        rgba(25, 25, 25, 0.98) 0%,
        rgba(20, 20, 20, 1) 50%,
        rgba(22, 22, 22, 0.98) 100%);
}

.exchange-block:hover::before {
    opacity: 1;
}

.exchange-block:hover::after {
    opacity: 0.6;
}

.exchange-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: 10px var(--spacing-lg);
    background: linear-gradient(135deg, 
        rgba(0, 255, 136, 0.95) 0%, 
        rgba(0, 255, 136, 0.85) 50%,
        rgba(0, 200, 120, 0.9) 100%);
    border: 2px solid var(--neon-green-strong);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: var(--font-weight-bold);
    font-family: var(--font-family-accent);
    color: var(--color-bg-primary);
    z-index: 10;
    line-height: 1.2;
    letter-spacing: 0.08em;
    box-shadow: 
        0 4px 20px var(--neon-green-strong),
        0 2px 10px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(0, 255, 136, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    transform: translateZ(0);
    text-transform: uppercase;
    min-width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.exchange-block:hover .exchange-badge {
    box-shadow: 
        0 6px 30px var(--neon-green-intense),
        0 3px 15px rgba(0, 0, 0, 0.5),
        0 0 0 2px var(--neon-green-strong),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        inset 0 -1px 0 rgba(0, 0, 0, 0.3);
    transform: scale(1.1) translateY(-2px);
    background: linear-gradient(135deg, 
        rgba(0, 255, 136, 1) 0%, 
        rgba(0, 255, 136, 0.95) 50%,
        rgba(0, 220, 130, 1) 100%);
    border-color: var(--color-accent-primary);
}

.exchange-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.exchange-text {
    flex: 1;
    min-width: 300px;
    position: relative;
    z-index: 2;
}

.exchange-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent-primary);
    font-family: var(--font-family-accent);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-tight);
    text-shadow: 0 0 20px var(--neon-green-intense),
                 0 2px 6px rgba(0, 0, 0, 0.4);
}

.exchange-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-family-primary);
}

.exchange-features {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.exchange-features li {
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
    padding-left: 25px;
    position: relative;
    font-family: var(--font-family-primary);
}

.exchange-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    text-shadow: 0 0 8px var(--neon-green-strong);
}

.exchange-buyout {
    margin-top: var(--spacing-lg);
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    font-family: var(--font-family-primary);
}

.exchange-buyout-price {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent-primary);
    font-family: var(--font-family-accent);
    margin-top: var(--spacing-xs);
    text-shadow: 0 0 20px var(--neon-green-intense),
                 0 2px 6px rgba(0, 0, 0, 0.4);
}

.exchange-visual {
    flex: 1;
    min-width: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
    position: relative;
    padding: var(--spacing-lg) 0;
    z-index: 2;
}

.exchange-cylinder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.exchange-cylinder.empty-cylinder img {
    max-width: 180px;
    height: auto;
    filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.5))
            drop-shadow(0 0 8px var(--neon-green-soft));
    opacity: 0.7;
    transition: all var(--transition-base);
}

.exchange-cylinder img {
    max-width: 120px;
    height: auto;
    filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.5))
            drop-shadow(0 0 8px var(--neon-green-soft));
    transition: all var(--transition-base);
}

.exchange-block:hover .exchange-cylinder img {
    filter: drop-shadow(0 8px 30px rgba(0, 0, 0, 0.7))
            drop-shadow(0 0 16px var(--neon-green-medium));
    transform: scale(1.05) translateY(-4px);
}

.exchange-cylinder-label {
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    text-align: center;
    font-family: var(--font-family-primary);
    margin-top: var(--spacing-sm);
}

.exchange-arrow {
    font-size: 50px;
    color: var(--color-accent-primary);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    text-shadow: 0 0 12px var(--neon-green-strong);
    transition: all var(--transition-base);
}

.exchange-block:hover .exchange-arrow {
    text-shadow: 0 0 20px var(--neon-green-intense);
    transform: scale(1.1);
}

.exchange-cylinders-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.exchange-cylinders-row {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.exchange-btn {
    background: linear-gradient(135deg, var(--color-accent-secondary) 0%, rgba(255, 0, 217, 0.9) 100%);
    color: var(--color-text-primary);
    border: 1px solid var(--color-accent-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    width: 100%;
    max-width: 200px;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-family-primary);
    margin-top: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    height: 42px;
    box-shadow: 0 4px 16px rgba(255, 0, 217, 0.3);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.exchange-btn:hover,
.exchange-btn:focus-visible {
    background: linear-gradient(135deg, 
        rgba(255, 0, 217, 1) 0%, 
        rgba(255, 0, 217, 0.95) 100%);
    color: var(--color-text-primary);
    border-color: rgba(255, 0, 217, 0.6);
    box-shadow: 
        0 8px 32px rgba(255, 0, 217, 0.5),
        0 0 0 2px rgba(255, 0, 217, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    outline: none;
}

.exchange-btn:active {
    transform: scale(0.98);
}

/* Стили для карточек акций */
.catalog-items-content-elem.active {
    display: flex !important;
    flex-direction: column !important;
    gap: var(--spacing-2xl) !important;
}

.sale-cards-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    width: 100%;
}

.sale-card {
    background: linear-gradient(180deg, 
        rgba(20, 20, 20, 0.95) 0%,
        rgba(15, 15, 15, 0.98) 50%,
        rgba(18, 18, 18, 0.95) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all var(--transition-base);
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    overflow: visible;
}

.sale-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        var(--neon-green-subtle) 0%,
        transparent 40%,
        transparent 60%,
        var(--neon-purple-subtle) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: 1;
    border-radius: var(--radius-lg);
}

.sale-card::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, 
        var(--neon-green-soft) 0%,
        var(--neon-purple-soft) 50%,
        var(--neon-green-soft) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: -1;
    border-radius: var(--radius-lg);
    filter: blur(8px);
}

.sale-card:hover {
    border-color: var(--neon-green-medium);
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.6),
        var(--shadow-glow-soft),
        0 0 0 1px var(--neon-green-medium),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(-6px) scale(1.02);
    background: linear-gradient(180deg, 
        rgba(25, 25, 25, 0.98) 0%,
        rgba(20, 20, 20, 1) 50%,
        rgba(22, 22, 22, 0.98) 100%);
}

.sale-card:hover::before {
    opacity: 1;
}

.sale-card:hover::after {
    opacity: 0.6;
}

.sale-card-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: 10px var(--spacing-lg);
    background: linear-gradient(135deg, 
        rgba(0, 255, 136, 0.95) 0%, 
        rgba(0, 255, 136, 0.85) 50%,
        rgba(0, 200, 120, 0.9) 100%);
    border: 2px solid var(--neon-green-strong);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: var(--font-weight-bold);
    font-family: var(--font-family-accent);
    color: var(--color-bg-primary);
    z-index: 10;
    line-height: 1.2;
    letter-spacing: 0.08em;
    box-shadow: 
        0 4px 20px var(--neon-green-strong),
        0 2px 10px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(0, 255, 136, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        inset 0 -1px 0 rgba(0, 0, 0, 0.2);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    transform: translateZ(0);
    text-transform: uppercase;
    min-width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sale-card:hover .sale-card-badge {
    box-shadow: 
        0 6px 30px var(--neon-green-intense),
        0 3px 15px rgba(0, 0, 0, 0.5),
        0 0 0 2px var(--neon-green-strong),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        inset 0 -1px 0 rgba(0, 0, 0, 0.3);
    transform: scale(1.1) translateY(-2px);
    background: linear-gradient(135deg, 
        rgba(0, 255, 136, 1) 0%, 
        rgba(0, 255, 136, 0.95) 50%,
        rgba(0, 220, 130, 1) 100%);
    border-color: var(--color-accent-primary);
}

.sale-card-image {
    width: 100%;
    max-width: 280px;
    height: auto;
    margin: var(--spacing-lg) 0;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
    z-index: 2;
}

.sale-card-image img {
    max-width: 100px;
    height: auto;
    filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.5))
            drop-shadow(0 0 8px var(--neon-green-soft));
    transition: all var(--transition-base);
}

.sale-card:hover .sale-card-image img {
    filter: drop-shadow(0 8px 30px rgba(0, 0, 0, 0.7))
            drop-shadow(0 0 16px var(--neon-green-medium));
    transform: scale(1.05) translateY(-4px);
}

.sale-card-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    font-family: var(--font-family-accent);
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 2;
}

.sale-card-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    font-family: var(--font-family-primary);
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.sale-card-price {
    font-size: clamp(1.75rem, 2.5vw, 2.25rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent-primary);
    font-family: var(--font-family-accent);
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 0 20px var(--neon-green-intense),
                 0 2px 6px rgba(0, 0, 0, 0.4);
    letter-spacing: -0.02em;
    position: relative;
    z-index: 2;
}

.sale-card:hover .sale-card-price {
    text-shadow: 0 0 28px var(--neon-green-intense),
                 0 2px 8px rgba(0, 0, 0, 0.5);
}

.sale-card-btn {
    background: linear-gradient(135deg, var(--color-accent-secondary) 0%, rgba(255, 0, 217, 0.9) 100%);
    color: var(--color-text-primary);
    border: 1px solid var(--color-accent-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    width: 100%;
    max-width: 200px;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-family-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    height: 42px;
    box-shadow: 0 4px 16px rgba(255, 0, 217, 0.3);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.sale-card-btn:hover,
.sale-card-btn:focus-visible {
    background: linear-gradient(135deg, 
        rgba(255, 0, 217, 1) 0%, 
        rgba(255, 0, 217, 0.95) 100%);
    color: var(--color-text-primary);
    border-color: rgba(255, 0, 217, 0.6);
    box-shadow: 
        0 8px 32px rgba(255, 0, 217, 0.5),
        0 0 0 2px rgba(255, 0, 217, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    outline: none;
}

.sale-card-btn:active {
    transform: scale(0.98);
}

/* Адаптация для мобильных */
@media (max-width: 768px) {
    .exchange-block {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .exchange-badge {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
        font-size: var(--font-size-xs);
        padding: 8px var(--spacing-sm);
    }

    .exchange-content {
        flex-direction: column;
        gap: var(--spacing-xl);
    }

    .exchange-title {
        font-size: var(--font-size-2xl);
    }

    .exchange-description {
        font-size: var(--font-size-base);
    }

    .exchange-visual {
        width: 100%;
        flex-direction: row;
        gap: var(--spacing-md);
    }

    .exchange-cylinder.empty-cylinder img {
        max-width: 120px;
    }

    .exchange-cylinder img {
        max-width: 90px;
    }

    .exchange-arrow {
        font-size: 35px;
    }

    .exchange-cylinders-group {
        gap: var(--spacing-sm);
    }

    .exchange-cylinders-row {
        gap: var(--spacing-sm);
    }

    .exchange-cylinders-row .exchange-cylinder img {
        max-width: 80px;
    }

    .exchange-btn {
        width: 100%;
        max-width: 100%;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-base);
    }

    .sale-cards-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .sale-card {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .sale-card-title {
        font-size: var(--font-size-xl);
    }

    .sale-card-price {
        font-size: clamp(1.5rem, 4vw, 1.75rem);
    }
}

@media (max-width: 480px) {
    .exchange-title {
        font-size: var(--font-size-xl);
    }

    .exchange-visual {
        gap: var(--spacing-sm);
    }

    .exchange-cylinder.empty-cylinder img {
        max-width: 90px;
    }

    .exchange-cylinder img {
        max-width: 60px;
    }

    .exchange-cylinders-row .exchange-cylinder img {
        max-width: 55px;
    }

    .exchange-arrow {
        font-size: 28px;
    }

    .sale-card-image {
        gap: var(--spacing-sm);
    }

    .sale-card-image img {
        max-width: 70px;
    }
}