header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--light-bg);
    width: 100%;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo img {
    width: 32px;
    height: 32px;
}

.header-right {
    display: flex;
    gap: 16px;
    align-items: center;
}

/* Download Button */
.download-btn-header {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.3s;
}

.download-btn-header:hover {
    background: var(--primary-hover);
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        padding: 15px 20px;
    }

    .logo {
        font-size: 16px;
    }

    .logo img {
        width: 28px;
        height: 28px;
    }

    .download-btn-header {
        padding: 8px 16px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 12px 16px;
    }

    .logo {
        font-size: 14px;
    }

    .download-btn-header {
        padding: 8px 12px;
        font-size: 12px;
    }
}