/* БЭМ: Header */

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    position: relative;
    z-index: 100;
}

.header__title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent-red);
}

.header__controls {
    display: flex;
    gap: 10px;
}

.header__button {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    position: relative;
}

.header__button:hover {
    border-color: var(--color-accent-red);
    transform: scale(1.1);
}

.header__button:active {
    transform: scale(0.95);
}

.header__button--export .header__icon {
    transform: rotate(180deg);
}

.header__icon {
    width: 20px;
    height: 20px;
    stroke: var(--color-text);
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.header__button:hover .header__icon {
    stroke: var(--color-accent-red);
}

@media (max-width: 768px) {
    .header {
        padding: 15px 20px;
    }
    
    .header__title {
        font-size: 16px;
        letter-spacing: 2px;
    }
    
    .header__button {
        width: 35px;
        height: 35px;
    }
}